CN218993947U

CN218993947U - Baking device

Info

Publication number: CN218993947U
Application number: CN202222873757.4U
Authority: CN
Inventors: 陈天赐; 郝鹏杰
Original assignee: Hefei Guoxuan High Tech Power Energy Co Ltd
Current assignee: Hefei Gotion High Tech Power Energy Co Ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-05-09
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses a baking device, which comprises a baking oven, wherein a winding and unwinding part is arranged on one side of the baking oven; the winding and unwinding part comprises a rack, a winding shaft and a unwinding shaft, wherein the winding shaft and the unwinding shaft are arranged on the rack; the drying oven comprises a drying oven shell, wherein an opening for coil stock to enter and exit is formed in the drying oven shell, at least one hot roller is arranged in the drying oven shell, a heating device is arranged in the hot roller, a driving part for driving the hot roller is arranged on the drying oven shell, the heating system is divided into two parts, one part is the hot roller contacted with the coil stock, the other part is hot air blown from bottom to top, the drying oven is discharged through an exhaust system after moisture is evaporated, the purpose of removing moisture is achieved, further, efficient drying of the coil stock or a current collector can be achieved, flexible adjustment of the travelling speed and the drying temperature can be achieved through the hot roller and the hot air drying in a travelling manner after the coil stock is unfolded, the contact area of the coil stock is greatly improved, the full utilization of heat is achieved, and the drying efficiency is improved.

Description

Baking device

Technical Field

The utility model relates to the technical field of baking equipment for lithium battery coil stock or current collector, in particular to a baking device.

Background

In the manufacturing process of the new energy battery, the moisture of the coil stock and the battery cell needs to be strictly controlled, the dew point of the workshop environment is strictly controlled to prevent the water absorption of the material at present, on the one hand, the coil stock is firstly baked by a coating oven to be controlled to a certain moisture index, then the battery cell is baked for the second time before liquid injection to reduce the moisture to the final required index, because the battery cell baking is in a layer-by-layer coating state after winding or lamination, even baking in a vacuum environment needs a long time, and after baking, the temperature needs to be reduced in time to prevent the high-temperature battery cells from being placed for a long time to absorb water, and in order to achieve the preset capacity, a battery factory uses the increased equipment quantity to compensate the low single machine efficiency caused by the long process, so that the problems of high acquisition cost, large occupied area, high energy consumption and the like of baking equipment are caused.

Therefore, there is an urgent need for a method of simultaneously overcoming the above-mentioned various drawbacks, reducing costs, and a device for improving labor productivity.

Disclosure of Invention

The present utility model is directed to a baking apparatus for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the baking device comprises a baking oven, wherein a winding and unwinding part is arranged on one side of the baking oven;

the winding and unwinding part comprises a rack, a winding shaft and a unwinding shaft, wherein the winding shaft and the unwinding shaft are arranged on the rack;

the drying oven comprises a drying oven shell, an opening for coil feeding and discharging is formed in the drying oven shell, at least one hot roller is arranged in the drying oven shell, a heating device is arranged in the hot roller, and a driving part for driving the hot roller is arranged on the drying oven shell.

As a further scheme of the utility model: and a touch screen is arranged on the rack.

As a further scheme of the utility model: the back side of the unreeling shaft is provided with an unreeling tension mechanism and an unreeling passing roller, and the back side of the reeling shaft is provided with a reeling tension mechanism and a reeling passing roller.

As a further scheme of the utility model: an access door is arranged on the oven shell.

As a further scheme of the utility model: the oven is characterized in that a plurality of hot rolls are arranged in the oven shell to form a hot roll set, all the hot rolls are arranged in parallel, and an electric heating device is arranged in each hot roll.

As a further scheme of the utility model: the driving part comprises a driving motor arranged on the oven shell, and the driving motor is in power connection with the hot roller through a chain wheel.

As a further scheme of the utility model: the drying oven is characterized in that a ventilation device is arranged on the drying oven shell and comprises an air inlet part and an air exhaust part which are communicated with the drying oven shell, a hot air pipeline which is communicated with the air inlet part is arranged in the drying oven shell, the hot air pipeline is connected with a hot air outlet, and the hot air outlet is positioned at the bottom of the drying oven shell.

As a further scheme of the utility model: the air inlet part comprises an air inlet fan, and an air outlet of the air inlet fan is communicated with the hot air pipeline through a heating device.

As a further scheme of the utility model: and an air outlet of the air inlet fan is communicated with the inside of the oven shell through a cold air pipeline.

As a further scheme of the utility model: the exhaust part comprises an exhaust pipeline and an exhaust fan arranged on the exhaust pipeline.

Compared with the prior art, the utility model has the beneficial effects that: the heating system is divided into two parts, one part is a hot roller contacted with the coil stock, the other part is hot air blown from bottom to top, and the water is discharged out of the oven through the exhaust system after being evaporated, so that the purpose of removing the water is achieved, the coil stock or the current collector can be baked efficiently, the coil stock is unfolded and then baked through the hot roller and the hot air in a tape feeding way, the flexible adjustment of the tape feeding speed and the baking temperature can be realized, the contact area of the coil stock is greatly improved, the full utilization of heat is realized, the baking efficiency is improved, the replacement of the traditional electric core baking is realized, and the aims of reducing the cost, saving the energy and reducing the occupied area are achieved. The device has good operability and economy.

Drawings

FIG. 1 is a schematic diagram of the structure of the present embodiment;

FIG. 2 is a schematic diagram of the winding and unwinding device according to the present embodiment;

FIG. 3 is a schematic diagram of an oven apparatus according to the present embodiment;

in the figure:

1-winding and unwinding coil stock and 2-unreeling coil stock;

3-winding and unwinding parts, 31-frames, 32-touch screens, 33-unwinding shafts, 34-unwinding tension mechanisms, 35-unwinding and winding rollers, 36-winding tension mechanisms, 37-winding and winding rollers and 38-winding shafts;

4-baking oven, 41-baking oven shell, 42-access door, 43-hot roller, 44-hot air outlet and 45-hot air pipeline;

5-exhaust part, 51-exhaust fan and 52-exhaust pipeline;

6-air inlet part, 61-cold air pipeline, 62-air inlet fan and 63-heating device

7-sprocket, 8-driving motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, in an embodiment of the present utility model, a baking apparatus includes a baking oven 4, wherein a winding and unwinding part 3 is provided at one side of the baking oven 4; the winding and unwinding part 3 comprises a rack 31, an unwinding shaft 33 and a winding shaft 38 which are arranged on the rack 31, an unwinding tension mechanism 34 and an unwinding roller 35 are arranged on the rear side of the unwinding shaft 33, a winding tension mechanism 36 and a winding roller 37 are arranged on the rear side of the winding shaft 38, and a touch screen 32 is arranged on the rack 31.

The oven 4 includes oven casing 41, be equipped with the opening that is used for coil stock business turn over on the oven casing 41, be equipped with access door 42 on the oven casing 41, be equipped with a hot roller 43 in the oven casing 41 at least, be equipped with the drive division that is used for driving hot roller 43 on the oven casing 41, in this embodiment, be equipped with a plurality of hot rollers 43 in the oven casing 41 and constitute hot roller group, all hot roller 43 parallel arrangement is equipped with electric heater unit in the hot roller 43, drive division is including setting up driving motor 8 on oven casing 41, driving motor 8 passes through sprocket 7 and is connected with hot roller 43 power.

The oven shell 41 is provided with a ventilation device, the ventilation device comprises an air inlet part 6 communicated with the oven shell 41 and an air exhaust part 5, a hot air pipeline 45 communicated with the air inlet part 6 is arranged in the oven shell 41, the hot air pipeline 45 is connected with a hot air outlet 44, the hot air outlet 44 is positioned at the bottom of the oven shell 41, the air inlet part comprises an air inlet fan 62, the air outlet of the air inlet fan 62 is communicated with the hot air pipeline 45 through a heating device 63, the air outlet of the air inlet fan 62 is communicated with the inside of the oven shell 41 through a cold air pipeline 61, and the air exhaust part comprises an air exhaust pipeline 52 and an air exhaust fan 51 arranged on the air exhaust pipeline 52.

When the utility model is used, the coiled material to be treated is sheathed on the unreeling shaft 33, then the coiled material bypasses the unreeling tension mechanism 34 and the unreeling roller 35 to enter the oven shell 41, and bypasses the hot roller 43 in the oven shell 41, one or more hot rollers can be bypassed according to the requirement, then the coiled material passes through the oven shell 41 and bypasses the reeling roller 37 and the reeling tension mechanism 36 in sequence and then is wound on the reeling shaft 38, thus completing the preparation work, then a heating device in the hot roller is started to heat the hot roller, an air inlet fan 62, a heating device 63 and an air exhaust fan 51 are started at the same time, hot air can be introduced into the oven shell 1, then the hot air can move from bottom to top through the hot air pipeline 45 and the hot air outlet 44, and is discharged through the air exhaust pipeline after passing through the region where the hot roller is positioned, at the moment, the unreeling shaft 33, the driving motor 8 and the reeling shaft 38 are started, the coiled material to be treated can sequentially enter the oven shell 41, then the coiled material is heated through the hot roller and the hot air in the oven shell 41, and then the coiled material is further dried, and then the purpose of removing the coiled material is achieved, and the coiled material is further dried through the hot air and the cold air pipeline 61 when the coiled material is further connected with the cold air pipeline 61 through the cold air pipeline 61 when the cold air pipeline 61 is also required to be opened.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The baking device is characterized by comprising a baking oven (4), wherein a winding and unwinding part (3) is arranged on one side of the baking oven (4);

the winding and unwinding part (3) comprises a rack (31), an unwinding shaft (33) and a winding shaft (38) which are arranged on the rack (31);

the drying oven (4) comprises a drying oven shell (41), an opening for winding materials to enter and exit is formed in the drying oven shell (41), at least one hot roller (43) is arranged in the drying oven shell (41), a heating device is arranged in the hot roller (43), and a driving part for driving the hot roller (43) is arranged on the drying oven shell (41).

2. A toasting device according to claim 1, wherein the housing (31) is provided with a touch screen (32).

3. A baking device according to claim 1, characterized in that the unreeling reel (33) is provided with an unreeling tension mechanism (34) and an unreeling roller (35), and the reeling reel (38) is provided with a reeling tension mechanism (36) and a reeling roller (37) at the rear side.

4. A toasting device according to claim 1, wherein the oven housing (41) is provided with an access door (42).

5. Baking device according to claim 1, characterized in that a plurality of heat rollers (43) are arranged in the oven housing (41) to form a heat roller group, all the heat rollers (43) are arranged in parallel, and an electric heating device is arranged in the heat rollers (43).

6. A toasting device according to claim 5, characterized in that the drive comprises a drive motor (8) arranged on the toaster case (41), the drive motor (8) being in dynamic connection with the thermo roll (43) via a sprocket (7).

7. A baking device according to claim 1, characterized in that a ventilation device is arranged on the baking oven shell (41), the ventilation device comprises an air inlet part (6) and an air exhaust part (5) which are communicated with the baking oven shell (41), a hot air pipeline (45) communicated with the air inlet part (6) is arranged in the baking oven shell (41), the hot air pipeline (45) is connected with a hot air outlet (44), and the hot air outlet (44) is positioned at the bottom of the baking oven shell (41).

8. A toasting device according to claim 7, wherein the air inlet comprises an air inlet fan (62), the air outlet of the air inlet fan (62) being in communication with the hot air duct (45) via a heating device (63).

9. A toasting device according to claim 8, wherein the air outlet of the air inlet fan (62) is in communication with the interior of the oven housing (41) via a cold air duct (61).

10. A toasting device according to claim 7, wherein the exhaust section comprises an exhaust duct (52) and an exhaust fan (51) arranged on the exhaust duct (52).