CN215550316U

CN215550316U - Extrusion compounding machine with pre-coating and post-coating functions and staged post-heating and cooling functions

Info

Publication number: CN215550316U
Application number: CN202121887344.0U
Authority: CN
Inventors: 仲松华; 傅小晋
Original assignee: Zhongyi Composite Material Technology Shanghai Co ltd
Current assignee: Zhongyi Composite Material Technology Shanghai Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-01-18
Anticipated expiration: 2031-08-12

Abstract

The utility model provides an extrusion compounding machine with pre-coating and post-coating functions and a staged post-heating and cooling function, and belongs to the technical field of aluminum-plastic film production equipment. The device comprises an unwinding mechanism, a pre-coating mechanism, a hot air box heating mechanism, an extrusion compounding mechanism, a staged heating mechanism, a staged cooling mechanism, a coating mechanism, a drying mechanism and a winding mechanism. The pre-coating mechanism is arranged, so that the extrusion compounding machine has a pre-coating function, and the pre-coating and drying are carried out by matching with a hot air box heating mechanism for circulating up-and-down convection hot air, so that the drying operation is facilitated; the staged heating mechanism and the staged cooling mechanism are arranged, so that staged heating and staged cooling after the material film is extruded and compounded are realized, and the compounding effect is better; the coating mechanism is arranged and matched with a high-speed rotating spray head, and the coating of the slipping agent can be completed between the extrusion and the composite rolling.

Description

Extrusion compounding machine with pre-coating and post-coating functions and staged post-heating and cooling functions

Technical Field

The utility model relates to the technical field of aluminum-plastic film production equipment, in particular to an extrusion compounding machine with pre-coating and post-coating functions and a staged post-heating and cooling function.

Background

In the manufacturing and production process of the lithium battery, the aluminum plastic film needs to be processed and formed in advance. The aluminum plastic film is a core material of the soft package battery and plays a key role in light weight of the battery. Compared with packaging materials such as a steel shell, an aluminum shell or a plastic shell, the aluminum-plastic film has the advantages of light weight, thin thickness, flexible appearance design and the like, and is gradually becoming the mainstream of the market.

In the process of extruding and compounding the aluminum-plastic film, the aluminum-plastic film is generally extruded and compounded from an unreeling roll through an extrusion compounding clamping roller, dried through heating in a large oven and finally coiled. In the process, the extruded and compounded material film is directly dried at high temperature without increasing temperature, and the compounding quality of the material film can be influenced.

SUMMERY OF THE UTILITY MODEL

In view of the problems noted in the background, the present invention provides an extrusion compounding machine with pre-and post-coating functions, and a staged post-heating and cooling function.

The technical scheme of the utility model is realized as follows:

the extrusion compounding machine comprises an unreeling mechanism, a pre-coating mechanism, a hot air box heating mechanism, an extrusion compounding mechanism, a staged heating mechanism, a staged cooling mechanism, a coating mechanism, a drying mechanism and a reeling mechanism, wherein the hot air box heating mechanism comprises an upper convection hot air port and a lower convection hot air port, the staged heating mechanism comprises a first heating roller, a second heating roller, a third heating roller, a fourth heating roller and a heating large box, and the staged cooling mechanism comprises a large cooling box, a first cooling roller, a small cooling box, a second cooling roller, a third cooling roller and a fourth cooling roller.

According to one embodiment of the utility model, the unwinding mechanism, the pre-coating mechanism, the hot air box heating mechanism, the extrusion compounding mechanism, the stage heating mechanism, the stage cooling mechanism, the coating mechanism, the drying mechanism and the winding mechanism are all provided with pulling rollers for pulling and conveying a material film.

According to one embodiment of the utility model, the unwinding mechanism comprises a first support frame, material film unwinding drums are arranged at two ends of the first support frame, the middle end of the first support frame is in rotating fit with a first support frame, first press rollers are arranged at two ends of the first support frame, the first support frame is in rotating fit with a first traction rotating plate, and a first traction adjusting roller is arranged on the first traction rotating plate.

According to one embodiment of the utility model, the winding mechanism comprises a second support frame, the two ends of the second support frame are provided with material film winding drums, the middle end of the second support frame is in rotating fit with a second support frame, the two ends of the second support frame are provided with second pressing rollers, the second support frame is in rotating fit with a second traction rotating plate, and a second traction adjusting roller is arranged on the second traction rotating plate.

According to one embodiment of the utility model, the precoating mechanism comprises a precoating nip roll comprising a precoating roll and a precoating pressure roll fixedly connected to a precoating hydraulic cylinder.

According to one embodiment of the present invention, the coating mechanism includes high-speed rotary nozzles respectively disposed at upper and lower portions.

According to one embodiment of the present invention, the hot air box heating mechanism, the heating large box, the cooling small box and the drying mechanism are identical in structure.

In conclusion, the beneficial effects of the utility model are as follows:

1. the pre-coating mechanism is arranged, so that the extrusion compounding machine has a pre-coating function, and the pre-coating and drying are carried out by matching with a hot air box heating mechanism for circulating up-and-down convection hot air, so that the drying operation is facilitated;

2. the staged heating mechanism and the staged cooling mechanism are arranged, so that staged heating and staged cooling after the material film is extruded and compounded are realized, and the compounding effect is better;

3. the coating mechanism is arranged and matched with a high-speed rotating spray head, and the coating of the slipping agent can be completed between the extrusion and the composite rolling.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of the structure of an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of the structure of an embodiment of the present invention;

fig. 4 is an enlarged view of a part of the structure of the embodiment of the present invention.

Reference numerals: 1. an unwinding mechanism; 101. a first support frame; 102. a material film unwinding drum; 103. a first bracket; 104. a first press roll; 105. a first traction rotation plate; 106. a first traction adjustment roller; 2. a pre-coating mechanism; 201. pre-coating clamping rollers; 202. a precoating hydraulic cylinder; 3. a hot air box heating mechanism; 4. an extrusion compounding mechanism; 5. a staged heating mechanism; 501. a first heating roller; 502. a second heating roller; 503. a third heating roller; 504. a fourth heating roller; 505. heating the big box; 6. a staged cooling mechanism; 601. cooling the large box; 602. a first cooling roll; 603. cooling the small box; 604. a second cooling roll; 605. a third cooling roll; 606. a fourth cooling roll; 7. a coating mechanism; 8. a drying mechanism; 9. a winding mechanism; 901. a second support frame; 902. a material film winding drum; 903. a second bracket; 904. a second press roll; 905. a second traction rotation plate; 906. a second traction adjustment roller; 10. and (4) pulling the rolls.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model is described below with reference to fig. 1-4:

the extrusion compounding machine with the pre-coating and post-coating functions and the staged post-heating and cooling function comprises an unreeling mechanism 1, a pre-coating mechanism 2, a hot air box heating mechanism 3, an extrusion compounding mechanism 4, a staged heating mechanism 5, a staged cooling mechanism 6, a coating mechanism 7, a drying mechanism 8 and a reeling mechanism 9. In the process of extruding, compounding and coating a material film after the material film is unwound, the unwinding mechanism 1 discharges the material film, the pre-coating mechanism 2 performs pre-coating treatment on the material film, the hot air box heating mechanism 3 dries the material film with a coated layer, the extrusion compounding mechanism 4 performs extrusion compounding treatment on the material film, the stage heating mechanism 5 performs temperature increasing type heating on the material film after extrusion compounding, the stage cooling mechanism 6 performs temperature increasing type cooling on the material film, the coating mechanism 7 performs slipping agent coating through a high-speed rotating spray head, the drying mechanism 8 performs drying and drying, and the winding mechanism 9 receives the material film.

In order to ensure that the material film is dragged and conveyed in the whole process, the unreeling mechanism 1, the pre-coating mechanism 2, the hot air box heating mechanism 3, the extrusion compounding mechanism 4, the stage heating mechanism 5, the stage cooling mechanism 6, the coating mechanism 7, the drying mechanism 8 and the reeling mechanism 9 are all provided with a traction roller 10 for dragging and conveying the material film.

The unwinding mechanism 1 comprises a first support frame 101, material film unwinding drums 102 are arranged at two ends of the first support frame 101, the middle end of the first support frame 101 is in rotating fit with a first support frame 103, the rotation of the first support frame 103 is achieved through gear engagement, and two gears are connected with the first support frame 103 and a motor respectively; two ends of the first bracket 103 are provided with first press rollers 104; the first support frame 101 is in running fit with the first traction rotating plate 105, a first traction adjusting roller 106 is arranged on the first traction rotating plate 105, the rotation of the first traction rotating plate 105 is achieved through gear engagement, and the two gears are respectively connected with the first traction rotating plate 105 and a motor.

The precoating mechanism 2 comprises a precoating nip roller 201, the precoating nip roller 201 comprises a precoating roller and a precoating pressure roller, and the precoating pressure roller is fixedly connected with a precoating hydraulic cylinder 202.

The hot air box heating mechanism 3 comprises an upper convection hot air port and a lower convection hot air port, and the upper convection hot air port and the lower convection hot air port can dry the air flow on the upper part and the lower part of the material film, so that the material film is dried while the supporting material film is conveyed; in addition, when the drying temperature needed by the upper part and the lower part of the material film is different, the corresponding temperature of the upper convection hot air port and the lower convection hot air port can be different.

The stepwise heating mechanism 5 includes a first heating roller 501, a second heating roller 502, a third heating roller 503, a fourth heating roller 504, and a large heating tank 505, and the first heating roller 501, the second heating roller 502, the third heating roller 503, the fourth heating roller 504, and the large heating tank 505 are heated in order of temperature rise to realize stepwise temperature rise heating.

The staged cooling mechanism 6 includes a large cooling box 601, a first cooling roller 602, a small cooling box 603, a second cooling roller 604, a third cooling roller 605 and a fourth cooling roller 606, and the large cooling box 601, the first cooling roller 602, the small cooling box 603, the second cooling roller 604, the third cooling roller 605 and the fourth cooling roller 606 are sequentially cooled to realize staged cooling.

The coating mechanism 7 includes high-speed rotary nozzles respectively provided at the upper and lower portions, and the upper high-speed rotary nozzle and the lower high-speed rotary nozzle can respectively and independently work to coat the upper surface or the lower surface of the material film with the slipping agent.

The winding mechanism 9 comprises a second support frame 901, and material film winding drums 902 are arranged at two ends of the second support frame 901; the middle end of the second support frame 901 is in running fit with the second support 903, so that the second support 903 rotates through gear engagement, and the two gears are respectively connected with the second support 903 and a motor; two ends of the second support 903 are provided with second press rollers 904; the second support frame 901 is in running fit with a second traction rotating plate 905, a second traction adjusting roller 906 is arranged on the second traction rotating plate 905, the rotation of the second traction rotating plate 905 is completed through gear engagement, and the two gears are respectively connected with the second traction rotating plate 905 and a motor.

The hot air box heating mechanism 3, the heating big box 505, the cooling big box 601, the cooling small box 603 and the drying mechanism 8 have the same structure, and the heating and cooling structure principle is the same.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The extrusion compounding machine with the pre-coating and post-coating functions and the staged post-heating and cooling function is characterized in that: the hot air box heating device comprises an unreeling mechanism (1), a pre-coating mechanism (2), a hot air box heating mechanism (3), an extrusion composite mechanism (4), a staged heating mechanism (5), a staged cooling mechanism (6), a coating mechanism (7), a drying mechanism (8) and a reeling mechanism (9), wherein the hot air box heating mechanism (3) comprises an upper convection hot air port and a lower convection hot air port, the staged heating mechanism (5) comprises a first heating roller (501), a second heating roller (502), a third heating roller (503), a fourth heating roller (504) and a heating large box (505), and the staged cooling mechanism (6) comprises a cooling large box (601), a first cooling roller (602), a small cooling box (603), a second cooling roller (604), a third cooling roller (605) and a fourth cooling roller (606).

2. The extrusion compounding machine with pre-coating and post-coating functions and staged post-heating and cooling functions according to claim 1, wherein: the device is characterized in that the unwinding mechanism (1), the pre-coating mechanism (2), the hot air box heating mechanism (3), the extrusion compounding mechanism (4), the stage heating mechanism (5), the stage cooling mechanism (6), the coating mechanism (7), the drying mechanism (8) and the winding mechanism (9) are provided with traction rollers (10) for traction and conveying of a material film.

3. The extrusion compounding machine with pre-coating and post-coating functions and staged post-heating and cooling functions according to claim 1, wherein: unwinding mechanism (1) includes first support frame (101), first support frame (101) both ends all are provided with material membrane and put reel (102), first support frame (101) middle-end normal running fit first support (103), first support (103) both ends all are provided with first compression roller (104), first support frame (101) normal running fit first pulls rotor plate (105), be provided with first traction adjustment roller (106) on first traction rotor plate (105).

4. The extrusion compounding machine with pre-coating and post-coating functions and staged post-heating and cooling functions according to claim 1, wherein: the winding mechanism (9) comprises a second support frame (901), material film winding drums (902) are arranged at two ends of the second support frame (901), the middle end of the second support frame (901) is in running fit with the second support (903), second pressing rollers (904) are arranged at two ends of the second support (903), the second support frame (901) is in running fit with a second traction rotating plate (905), and a second traction adjusting roller (906) is arranged on the second traction rotating plate (905).

5. The extrusion compounding machine with pre-coating and post-coating functions and staged post-heating and cooling functions according to claim 1, wherein: the precoating mechanism (2) comprises a precoating pinch roll (201), the precoating pinch roll (201) comprises a precoating roll and a precoating pressure roll, and the precoating pressure roll is fixedly connected with a precoating hydraulic cylinder (202).

6. The extrusion compounding machine with pre-coating and post-coating functions and staged post-heating and cooling functions according to claim 1, wherein: the coating mechanism (7) comprises high-speed rotating spray heads which are respectively arranged at the upper part and the lower part.

7. The extrusion compounding machine with pre-coating and post-coating functions and staged post-heating and cooling functions according to claim 1, wherein: the hot air box heating mechanism (3), the heating large box (505), the cooling large box (601), the cooling small box (603) and the drying mechanism (8) are identical in structure.