CN218993947U - a baking device - Google Patents

Abstract

The utility model discloses a baking device, which comprises an oven. One side of the oven is provided with a rewinding and unwinding part; the rewinding and unwinding part includes a frame, an unwinding shaft and a winding shaft arranged on the frame; The oven includes an oven shell, the oven shell is provided with an opening for coil material to enter and exit, at least one heat roller is arranged in the oven shell, and a heating device is arranged in the heat roller, and the oven shell There is a driving part for driving the heat roller. The heating system of the utility model is divided into two parts, one part is the heat roller in contact with the coil material, and the other part is the hot air blown from bottom to top. After the water evaporates, it is discharged through the exhaust system. Oven, to achieve the purpose of removing moisture, and then realize the efficient baking of the coil material or the current collector. After the coil material is unrolled, it will be baked by hot rollers and hot air in a belt-running manner, which can realize the adjustment of the belt speed and baking temperature. Flexible adjustment greatly increases the contact area of the coil material, realizes the full use of heat and improves the baking efficiency.

Description

a baking device

technical field

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

Background technique

During the manufacturing process of new energy batteries, it is necessary to strictly control the moisture content of coil materials and batteries. At present, on the one hand, the dew point of the workshop environment is strictly controlled to prevent the materials from absorbing water. , and then perform another cell baking before the liquid injection to reduce the moisture to the final required index. Since the cell baking is a layer-by-layer coating state after winding or stacking, even in a vacuum environment It also takes a long time, and after baking, it needs to be cooled in time to prevent the high-temperature batteries from absorbing water after being placed for a long time. In order to achieve the predetermined production capacity, the battery factory needs to increase the number of equipment to make up for the low efficiency of a single machine brought about by the long process. It brings problems such as high purchase cost of baking equipment, large floor space, and high energy consumption.

Therefore, be badly in need of a kind of device that can overcome above-mentioned various defects simultaneously, reduce cost, improve labor productivity.

Utility model content

The purpose of this utility model is to provide a roasting device to solve the problems raised in the above-mentioned background technology.

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

A baking device, comprising an oven, one side of the oven is provided with a winding and unwinding section;

The unwinding and unwinding section includes a frame and an unwinding shaft and a winding shaft arranged on the frame;

The oven includes an oven shell, the oven shell is provided with an opening for coil material to enter and exit, at least one heat roller is arranged in the oven shell, and a heating device is arranged in the heat roller, and the oven shell There is a driving part for driving the heat roller.

As a further solution of the utility model: the frame is provided with a touch screen.

As a further solution of the utility model: the rear side of the unwinding shaft is provided with an unwinding tension mechanism and an unwinding roller, and the rear side of the rewinding shaft is provided with a winding tension mechanism and a winding roller.

As a further solution of the utility model: an inspection door is provided on the oven shell.

As a further solution of the present invention: the oven shell is provided with a plurality of heat rollers to form a heat roller group, all of the heat rollers are arranged in parallel, and an electric heating device is provided in the heat roller.

As a further solution of the present utility model: the driving part includes a driving motor arranged on the oven shell, and the driving motor is power-connected with the heating roller through a sprocket.

As a further solution of the utility model: the oven shell is provided with a ventilation device, and the ventilation device includes an air inlet part and an exhaust part communicated with the oven shell. A hot air duct connected to the air inlet part, the hot air duct is connected with a hot air outlet, and the hot air outlet is located at the bottom of the oven shell.

As a further solution of the present utility model: the air inlet part includes an air inlet fan, and an air outlet of the air inlet fan communicates with the hot air pipe through a heating device.

As a further solution of the present utility model: the air outlet of the air inlet fan communicates with the interior of the oven shell through a cold air duct.

As a further solution of the present invention: the exhaust part includes an exhaust duct and an exhaust fan arranged on the exhaust duct.

Compared with the prior art, the beneficial effect of the utility model is that: the heating system of the utility model is divided into two parts, one part is the hot roller in contact with the coil material, and the other part is the hot air blown from bottom to top, after the water evaporates, it passes through the exhaust air. The system discharges the oven to achieve the purpose of removing moisture, and then realizes the efficient baking of the coil material or the current collector. After the coil material is unrolled, it is baked by the hot roller and hot air in the way of running the belt, and the speed of the belt and the baking speed can be realized. The flexible adjustment of temperature greatly increases the contact area of the coil material, realizes the full use of heat, improves the baking efficiency, realizes the replacement of traditional battery baking, and achieves the goals of cost reduction, energy saving, and land occupation. The device has good operability and economy.

Description of drawings

Fig. 1 is the structural representation of present embodiment;

Fig. 2 is a schematic diagram of the winding and unwinding device of the present embodiment;

Fig. 3 is the schematic diagram of the oven device of the present embodiment;

In the picture:

1-rewinding coil material, 2-unwinding coil material;

3-Rewinding and unwinding section, 31-frame, 32-touch screen, 33-unwinding shaft, 34-unwinding tension mechanism, 35-unwinding roller, 36-rewinding tension mechanism, 37-rewinding roller, 38 - reel;

4-oven, 41-oven shell, 42-inspection door, 43-heat roller, 44-hot air outlet, 45-hot air duct;

5-exhaust part, 51-exhaust fan, 52-exhaust duct;

6-air inlet, 61-cold air duct, 62-inlet fan, 63-heating device

7-sprocket, 8-drive motor.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-3, in the embodiment of the present utility model, a kind of baking device comprises oven 4, and one side of oven 4 is provided with unwinding volume part 3; Unwinding shaft 33 on the 31, winding shaft 38, unwinding shaft 33 rear side is provided with unwinding tension mechanism 34, unwinding roller 35, and winding shaft 38 rear side is provided with winding tension mechanism 36, winding roller 37, machine The frame 31 is provided with a touch screen 32 .

Oven 4 comprises oven shell 41, and oven shell 41 is provided with the opening that is used for roll material in and out, and oven shell 41 is provided with maintenance door 42, and oven shell 41 is provided with at least one heat roller 43, and oven shell 41 There is a driving part for driving the heat roller 43 on the top. In this embodiment, a plurality of heat rollers 43 are arranged in the oven shell 41 to form a heat roller group. All the heat rollers 43 are arranged in parallel, and the heat roller 43 is equipped with an electric device, the drive part includes a drive motor 8 arranged on the oven shell 41, and the drive motor 8 is power-connected with the heat roller 43 through the sprocket 7.

The oven shell 41 is provided with a ventilating device, and the ventilating device includes an air inlet 6 and an air exhaust section 5 communicating with the oven shell 41. The oven shell 41 is provided with a hot air duct 45 communicating with the air inlet 6. The hot air duct 45 is connected with hot-blast outlet 44, and hot-blast outlet 44 is positioned at the bottom of baking oven shell 41, and air inlet part comprises air inlet fan 62, and the air outlet of inlet fan 62 communicates with hot-blast pipeline 45 by heating device 63, and inlet fan 62 The air outlet of the air outlet communicates with the interior of the oven shell 41 through the cold air duct 61, and the exhaust part includes an exhaust duct 52 and an exhaust fan 51 arranged on the exhaust duct 52.

When the utility model is in use, the coil material to be processed is sleeved on the unwinding shaft 33, and then the coil material is bypassed by the unwinding tension mechanism 34 and the unwinding roller 35 into the oven shell 41, The heat roller 43 is bypassed in the body 41, and one or more heat rollers can be bypassed according to the needs, and then the coil material passes through the oven shell 41 and successively bypasses the winding roller 37, the winding tension mechanism 36, and then winds to the winding shaft 38 , and then complete the preparatory work, then turn on the heating device in the hot roller to heat the hot roller, and turn on the air intake fan 62, the heating device 63, and the exhaust fan 51 at the same time, so that hot air can be introduced into the oven shell 1, and the hot air Through the hot air duct 45 and the hot air outlet 44, the bottom of the oven shell 1 moves from bottom to top, and is discharged through the exhaust duct after passing through the area where the hot roller is located. At this time, the unwinding shaft 33, the drive motor 8, and the winding shaft 38 are opened, and the unwinding shaft 33, the drive motor 8, and the winding shaft 38 are opened. The coil material will enter into the oven shell 41 in turn, and then the coil material will be heated and dried by the hot roller and hot air in the oven shell 41, so as to achieve the purpose of removing moisture. The dried coil material will pass through the winding device Rewinding, in addition, the application is also connected with the cold air duct 61 communicating with the oven shell 41 at the air inlet fan 62 place, also can open the cold air duct 61 when needed, the coil material is cooled by the cold air duct 61.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only includes an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (10)

1. A baking device, characterized in that it comprises an oven (4), and one side of the oven (4) is provided with a rewinding and unwinding portion (3); The unwinding and unwinding section (3) includes a frame (31) and an unwinding shaft (33) and a winding shaft (38) arranged on the frame (31); The oven (4) includes an oven shell (41), the oven shell (41) is provided with an opening for coil material to enter and exit, and at least one heat roller (43) is arranged in the oven shell (41) A heating device is arranged inside the heat roller (43), and a driving part for driving the heat roller (43) is arranged on the oven shell (41). 2. A roasting device according to claim 1, characterized in that a touch screen (32) is provided on the frame (31). 3. A kind of baking device according to claim 1, characterized in that, the rear side of the unwinding shaft (33) is provided with an unwinding tension mechanism (34), an unwinding roller (35), and the winding shaft (38) rear side is provided with winding tension mechanism (36), winding over roller (37). 4. A baking device according to claim 1, characterized in that, an inspection door (42) is provided on the oven shell (41). 5. A kind of baking device according to claim 1, characterized in that, a plurality of thermal rollers (43) are arranged in the oven shell (41) to form a thermal roller group, and all the thermal rollers (43) Arranged in parallel, an electric heating device is arranged inside the heat roller (43). 6. A kind of baking device according to claim 5, characterized in that, the drive part comprises a drive motor (8) arranged on the oven shell (41), and the drive motor (8) passes through The sprocket (7) is dynamically connected with the heat roller (43). 7. A kind of baking device according to claim 1, characterized in that, the oven casing (41) is provided with a ventilation device, and the ventilation device includes an inlet connected to the oven casing (41). Air section (6), air exhaust section (5), described oven shell (41) is provided with the hot blast pipeline (45) that communicates with described air inlet section (6), and described hot blast pipeline (45) is connected with A hot air outlet (44), the hot air outlet (44) is located at the bottom of the oven shell (41). 8. A kind of baking device according to claim 7, characterized in that, the air inlet part comprises an air inlet fan (62), and the air outlet of the air inlet fan (62) passes through the heating device (63) and The hot air pipeline (45) is connected. 9. The baking device according to claim 8, characterized in that, the air outlet of the air inlet fan (62) communicates with the inside of the oven shell (41) through a cold air duct (61). 10. A baking device according to claim 7, characterized in that, the exhaust section comprises an exhaust duct (52) and an exhaust fan (51) arranged on the exhaust duct (52) .

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