CN202038745U - Automatic diaphragm cutting and coiling equipment - Google Patents

Abstract

The utility model discloses an automatic cutting and winding diaphragm device, which aims at improving the cutting method of the traditional lithium-ion battery diaphragm and realizing automatic and high-efficiency cutting of the lithium-ion battery diaphragm. The equipment is equipped with unwinding shaft, tensioning shaft, cutting board, winding shaft, winding motor, auxiliary roller, shaft coder, spring tensioning mechanism and other devices that can realize automation. On the back of the machine panel, there is a winding Motor, on the front of the machine panel, a winding shaft is installed facing the winding motor; a left rubber roller and a right rubber roller are arranged on the left side of the winding shaft, and a cutting plate is arranged in the middle of the left rubber roller and the right rubber roller ; On the machine panel, a vertical U-shaped through hole is arranged on the left side of the left rubber roller, and on the back of the machine panel, a spring expansion mechanism is arranged on both sides of the U-shaped through hole, and the expansion shaft passes through the U The type through hole is installed on the spring expansion mechanism. The utility model not only saves labor costs, but also greatly improves production efficiency.

Description

An automatic cutting and winding diaphragm equipment

technical field

The utility model relates to a mechanical device capable of automatically completing the unwinding, winding and cutting of lithium-ion battery separators, which belongs to the field of lithium-ion battery processing machinery. the

Background technique

At present, there are many lithium battery enterprises using "Z" type lamination process technology to produce lithium ion batteries. During the batch trial production process, the diaphragm needs to be cut to the required length and rolled into a roll for subsequent operations. The current common diaphragm cutting method is to use manual fixed-length limit cutting diaphragm, and then manually roll the diaphragm into a roll, and then transfer to the next process operation. Such diaphragm cutting and winding operations generally require a large workplace and the cooperation of more than 3 production personnel. The cost is obviously not economical, and the production efficiency is very low. the

Utility model content

The purpose of this utility model is to aim at the defects existing in the background technology, and design and provide an automatic cutting and winding diaphragm equipment, which is equipped with an unwinding shaft, a tensioning shaft, a cutting plate, a winding shaft, a winding motor, and an auxiliary roller , shaft coder, spring tensioning mechanism and other devices that can be automated, you only need to pre-set the required diaphragm length parameters on the device, and after the device is started, it can automatically complete the cutting and winding of the diaphragm according to the required length. The utility model not only saves labor costs, but also greatly improves production efficiency. the

In order to achieve the above object, the utility model is achieved by the following technical means:

An automatic cutting and winding diaphragm equipment, including a machine panel, a left auxiliary roller, an unwinding shaft, a tensioning shaft, a diaphragm belt, a left rubber roller, a cutting board, a right rubber roller, a winding shaft, a winding motor, and a right auxiliary Roller, shaft coder, U-shaped through hole, spring tensioning mechanism components, wherein: on the back of the machine panel, a winding motor is installed, and on the front of the machine panel, a winding shaft is installed facing the winding motor; A left rubber roller and a right rubber roller are arranged on the left side of the winding shaft, and a cutting plate is arranged in the middle of the left rubber roller and the right rubber roller; on the machine panel, a vertical U-shaped roller is arranged on the left side of the left rubber roller The through hole, on the back of the machine panel, is provided with a spring expansion mechanism on both sides of the U-shaped through hole, and the expansion shaft passes through the U-shaped through hole and is installed on the spring expansion mechanism; on the front of the machine panel, on the U-shaped through hole A left auxiliary roller and a right auxiliary roller are arranged on both sides of the through hole, and an unwinding shaft is arranged on the left side of the U-shaped through hole; a shaft coder is arranged on the upper side of the right auxiliary roller; the diaphragm parent roll is placed on the unwinding shaft, The diaphragm belt goes around the left auxiliary roller, expansion shaft, right auxiliary roller, left rubber roller, cutting plate and right rubber roller, and the end of the diaphragm belt is fixed on the winding shaft;

The position height of the rewinding shaft on the machine panel is higher than the position height of the unwinding shaft, the tension shaft, the left rubber roller, the cutting board and the right rubber roller on the machine panel;

The position height of the left auxiliary roller and the right auxiliary roller on the machine panel is higher than the position height of the unwinding shaft, the tension shaft, the left rubber roller, the cutting plate and the right rubber roller on the machine panel;

The upper surface of the cutting board is lower than the lower common cutting surface of the left rubber roller and the right rubber roller, and a cutting gap is arranged on the cutting board;

The expansion shaft expands the diaphragm belt under the action of the spring expansion mechanism;

Through the shaft encoder, the unwinding length of the diaphragm belt can be calculated, and when the preset parameter is reached, the equipment will stop automatically;

The rewinding motor drives the rewinding shaft for rewinding. the

The utility model mainly has the following positive effects and technical features:

An automatic cutting and winding diaphragm equipment, with reasonable structure and simple process, improves the traditional lithium-ion battery diaphragm cutting method, automatically performs diaphragm unwinding and winding, and greatly improves production efficiency; the whole process only requires one staff member, Since the device has a simple structure, it does not need to occupy a large space. the

Description of drawings

Fig. 1 is the front side view of the assembly of the automatic cutting and winding diaphragm equipment;

Fig. 2 is the rear side view of the assembly of the automatic cutting and winding diaphragm equipment;

Figure 3 is an enlarged view of part A in Figure 2;

Fig. 4 is a combined view of the parts winding shaft of the automatic cutting and winding diaphragm equipment;

Fig. 5 is an isolated view of the winding shaft of the automatic cutting and winding membrane equipment. the

As shown in the figure, the Arabic numerals in the figure are as follows:

1. Machine panel, 2. Left auxiliary roller, 3. Unwinding shaft, 4. Tensioning shaft, 5. Diaphragm belt, 6. Left rubber roller, 7. Cutting plate, 8. Right rubber roller, 9. Rewinding shaft, 10. Winding motor, 11. Right auxiliary roller, 12. Shaft encoder, 13. U-shaped through hole, 14. Spring expansion mechanism. the

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail:

As shown in Fig. 1 and Fig. 2, a winding motor 10 is installed on the back side of the machine panel 1, and a winding shaft 9 is installed facing the winding motor 10 on the front of the machine panel 1; on the left side of the winding shaft 9 A left rubber roller 6 and a right rubber roller 8 are provided, and a cutting plate 7 is arranged in the middle of the left rubber roller 6 and the right rubber roller 8; on the machine panel 1, a vertical U-shaped through hole 13, on the back side of the machine panel 1, a spring expansion mechanism 14 is arranged on both sides of the U-shaped through hole 13, and the expansion shaft 4 passes through the U-shaped through hole 13 and is installed on the spring expansion mechanism 14; On the front of the machine panel 1, a left auxiliary roller 2 and a right auxiliary roller 11 are arranged on both sides of the U-shaped through hole 13, and an unwinding shaft 3 is arranged on the left side of the U-shaped through hole 13; There is a shaft coder 12 on the side; the diaphragm master roll is placed on the unwinding shaft 3, and the diaphragm belt 5 bypasses the left auxiliary roller 2, the expansion shaft 4, the right auxiliary roller 11, the left rubber roller 6, the cutting plate 7 and the right rubber Roller 8, the end of diaphragm belt 5 is fixed on the winding shaft 9;

The position height of the rewinding shaft 9 on the machine panel 1 is higher than the position height of the unwinding shaft 3, the expansion shaft 4, the left rubber roller 6, the cutting board 7 and the right rubber roller 8 on the machine panel 1;

Described left auxiliary roller 2 and right auxiliary roller 11, the position height on machine panel 1, is higher than unwinding shaft 3, expansion shaft 4, left rubber roller 6, cutting board 7 and right rubber roller 8 on the machine panel position height on 1;

The upper surface of the cutting board 7 is lower than the lower public cutting surface of the left rubber roller 6 and the right rubber roller 8, and a cutting gap is arranged on the cutting board 7;

The expansion shaft 4 expands the diaphragm belt 5 under the action of the spring expansion mechanism 14 . the

As shown in Figure 1 and Figure 2, the following steps are included when using this equipment to cut and roll the diaphragm:

(a) Put the diaphragm master roll on the unwinding shaft 3, inflate the expansion shaft to fix the diaphragm master roll;

(b) Pull the end of the diaphragm through the auxiliary roller shaft, the expansion shaft 4, the diaphragm cutting plate 7, etc., and finally put it on the positive winding shaft, press the auxiliary winding shaft on the diaphragm and insert it into the winding motor 10, In this way, the diaphragm is fixed on the winding shaft 9;

(c) According to the required diaphragm length, set parameters on the device;

(d) Start the equipment, start the diaphragm unwinding, diaphragm winding and automatically calculate the length at the same time;

(e) When the length of the diaphragm reaches the set parameter requirements, the equipment stops automatically;

(f) use a blade to cut off the diaphragm from the middle gap of the diaphragm cutting board 7;

(g) Gently pinch the middle of the diaphragm roll core, pull out the winding shaft, and then take out the diaphragm roll. the

Claims (4)

1. one kind cuts the rolling membrane apparatus automatically, it comprises: left redundant roller (2), unreeling shaft (3), expansion shaft (4), left rubber rollers (6), cut-out plate (7), right rubber rollers (8), Scroll (9), winding motor (10), right redundant roller (11), axle sign indicating number device (12), spring expansion mechanism (14) component part, it is characterized in that: the back side in machinery panel (1), winding motor (10) is installed, front in machinery panel (1) faces winding motor (10) Scroll (9) is installed; Be provided with left rubber rollers (6) and right rubber rollers (8) in the left side of Scroll (9), be provided with cut-out plate (7) in the centre of left rubber rollers (6) and right rubber rollers (8); On machinery panel (1), be provided with vertical U type through hole (13) in the left side of left rubber rollers (6), the back side in machinery panel (1), be provided with spring expansion mechanism (14) in the both sides of U type through hole (13), expansion shaft (4) passes U type through hole (13) and is installed on the spring expansion mechanism (14); Front in machinery panel (1) is provided with left redundant roller (2) and right redundant roller (11) in the both sides of U type through hole (13), be provided with unreeling shaft (3) in the left side of U type through hole (13); Upside at right redundant roller (11) is provided with axle sign indicating number device (12); The barrier film parent roll is positioned on the unreeling shaft (3), and mode separation strapping (5) is walked around left redundant roller (2), expansion shaft (4), right redundant roller (11), left rubber rollers (6), cut-out plate (7) and right rubber rollers (8), and the termination of mode separation strapping (5) is fixed on the Scroll (9).

2. a kind of rolling membrane apparatus that cuts automatically according to claim 1, it is characterized in that: described Scroll (9), position height on machinery panel (1) is higher than unreeling shaft (3), expansion shaft (4), left rubber rollers (6), cut-out plate (7) and the position height of right rubber rollers (8) on machinery panel (1).

3. a kind of rolling membrane apparatus that cuts automatically according to claim 1, it is characterized in that: described left redundant roller (2) and right redundant roller (11), position height on machinery panel (1) is higher than unreeling shaft (3), expansion shaft (4), left rubber rollers (6), cut-out plate (7) and the position height of right rubber rollers (8) on machinery panel (1).

4. a kind of rolling membrane apparatus that cuts automatically according to claim 1, it is characterized in that: the upper surface of described cut-out plate (7) is lower than the following public tangent plane of left rubber rollers (6) and right rubber rollers (8), and cut-out plate (7) is provided with cutting gap.

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