CN206921918U - A die-cutting and slitting machine - Google Patents

Abstract

The utility model relates to the field of pole piece die cutting technology, and in particular to a die cutting and slitting integrated machine, including an unwinding device, a die cutting device and a winding device arranged in sequence along the moving direction of the strip, a slitting device is arranged between the die cutting device and the winding device, the number of the die cutting device and the winding device is at least one group, and the slitting device includes a frame, the frame is equipped with two relative support plates, and the support plate is equipped with a first cutting roller and a second cutting roller. The utility model sets multiple groups of die cutting devices for die cutting according to the required number of strips, and subsequently rewinds by corresponding number of strips, which can produce multiple rolls of pole piece materials at the same time, effectively improving production efficiency, and at the same time, there is no need for subsequent slitting process, saving the time of switching between processes, using the first cutting roller and the second cutting roller, and high cutting efficiency.

Description

A die-cutting and slitting machine

technical field

The utility model relates to the technical field of pole piece die-cutting, in particular to a die-cutting and slitting integrated machine.

Background technique

Lithium-ion battery is a new generation of green high-energy battery with excellent performance, and has become one of the focuses of high-tech development. Lithium-ion batteries have the following characteristics: high voltage, high capacity, low consumption, no memory effect, no pollution, small size, small internal resistance, less self-discharge, and more cycles. Because of the above-mentioned characteristics, lithium-ion batteries have been applied to many civilian and military fields such as mobile phones, notebook computers, video cameras, and digital cameras.

As an important part of the lithium battery, the pole piece plays a vital role in the performance of the battery. The pole piece is made by coating the pole powder material on both sides of the base material, then die-cutting the coated base material, and making a roll after die-cutting. When it is necessary to make some smaller pole pieces, Through a set of large molds, several pole pieces are die-cut on one pole piece strip at the same time. It is difficult to install a large pole piece die-cutting device, and the labor cost is large. After the die-cutting is completed, it is directly rolled and unloaded. , and then turn over to the slitting machine for slitting, and then turn over to the winding machine for winding, which wastes a lot of time, and also wastes a lot of manpower and material resources when the pole piece strip material is transferred to the slitting equipment for slitting.

Utility model content

In order to solve the above problems, the utility model provides a die-cutting and slitting integrated machine which is beneficial to reduce the processing time, simplify the processing flow and effectively improve the production efficiency.

The technical scheme adopted in the utility model is:

A die-cutting and slitting integrated machine, comprising an unwinding device, a die-cutting device and a rewinding device sequentially arranged along the moving direction of the strip material, a slitting device is arranged between the die-cutting device and the rewinding device, and the die-cutting device and the rewinding device are arranged The number of the cutting device and the winding device is at least one group, and the slitting device includes a frame, and the frame is equipped with two opposite support plates, and the support plate is equipped with a first cutting roller and a second cutting roller .

Wherein, the die-cutting device is provided with two groups, namely a first die-cutting device and a second die-cutting device, and the first die-cutting device and the second die-cutting device are arranged symmetrically.

Wherein, the winding device includes two groups, namely the first winding device corresponding to the first die-cutting device and the second winding device corresponding to the second die-cutting device.

Wherein, the first winding device and the second winding device both include a reel and a pole-supporting lug unit, the reel is connected with a winding motor, and the pole-forming lug unit is arranged on one side of the reel.

Wherein, the discharge end of the slitting device is provided with several groups of powder brushing mechanisms according to the number of slitting.

Wherein, the support plate is provided with an installation groove, the first cutting roller and the second cutting roller are installed in the installation groove, the two ends of the first cutting roller and the second cutting roller are equipped with bearing sliders, so The above-mentioned bearing slider is slidably installed in the installation groove.

Wherein, an elastic mechanism is provided between the first cutting roller and the second cutting roller, and the elastic mechanism includes a spring, a spring sleeve and a spring external thread sleeve, the spring is installed in the spring sleeve, and the spring external thread sleeve is sleeved For the spring sleeve, the opening end of the installation groove is provided with a pinch plate, and the pinch plate is provided with a threaded hole, and the threaded hole is connected with an adjusting screw.

Wherein, the bottom of the installation groove is provided with a lower inclined plate and an upper inclined plate, the inclined surface of the lower inclined plate abuts against the inclined surface of the upper inclined plate, and the bearing sliders connected at both ends of the second cutting roller are arranged on the upper ramp.

Wherein, the frame further includes a connecting rod, and the two ends of the connecting rod are respectively connected with the support plate. The supporting plate is connected with a connecting rod, and the other end of the connecting rod is connected with another supporting plate.

Wherein, a dust collector is installed on the frame corresponding to the position of the second cutting roller.

The beneficial effects of the utility model are:

The utility model is equipped with multiple groups of die-cutting devices for die-cutting according to the required number of strips, and subsequently performs winding through the corresponding number of strips, which can simultaneously produce multiple rolls of pole sheet materials, effectively improving production efficiency, and at the same time does not require subsequent stripping process, save the time for switching between processes, use the first cutting roller and the second cutting roller, and the cutting efficiency is high.

Description of drawings

Fig. 1 is the perspective view of the utility model;

Fig. 2 is the perspective view of the utility model slitting device;

Fig. 3 is a three-dimensional view of the partial structure of the slitting device of the present invention;

Fig. 4 is the left view of the partial structure of the slitting device of the present invention;

Fig. 5 is the enlarged schematic view of the elastic mechanism of the utility model;

Fig. 6 is an enlarged schematic diagram of the upper sloping plate and the lower sloping plate of the present invention.

detailed description

The utility model will be further described below in conjunction with the accompanying drawings.

As shown in Figures 1 and 3, a die-cutting and slitting integrated machine includes an unwinding device 1, a die-cutting device and a winding device arranged in sequence along the moving direction of the strip material, and a die-cutting device and a winding device are arranged between There is a slitting device 4, the number of the die-cutting device and the winding device is at least one group, the slitting device 4 includes a frame 41, and the frame 41 is equipped with two opposite support plates 42, and the support plate 42 is equipped with a first cutting roller 43 and a second cutting roller 44 . The utility model is equipped with multiple groups of die-cutting devices for die-cutting according to the required number of strips, and subsequently performs winding through the corresponding number of strips, which can simultaneously produce multiple rolls of pole sheet materials, effectively improving production efficiency, and at the same time does not require subsequent stripping process, save the time for switching between processes, use the first cutting roller 43 and the second cutting roller 44, and the cutting efficiency is high.

As shown in Figure 1, the die-cutting device is provided with two groups, is respectively the first die-cutting device 21 and the second die-cutting device 22, the first die-cutting device 21 and the second die-cutting device 22 are arranged symmetrically, through the first die-cutting device The cutting device 21 and the second die-cutting device 22 carry out die-cutting and molding on the pole piece strip material at the same time, and the efficiency is twice that of a single set of die-cutting device. Divide into two pole piece strips, reduce the subsequent stripping of the pole piece strips, and improve production efficiency.

The winding device includes a reel 33 and a pole-supporting lug unit 34. The pole-supporting lug unit 34 is arranged on one side of the reel to prevent the pole lug from being bent and affecting the quality of the pole piece.

The winding device is provided with two groups, which are respectively the first winding device 31 corresponding to the first die-cutting device 21 and the second winding device 32 corresponding to the second die-cutting device 22. The reel 33 is connected with a winding motor. The first winding device 31 and the second winding device 32 rewind the stripped pole piece strip material, and the winding efficiency is high.

The discharge end of the slitting device 4 is provided with several groups of powder brushing mechanisms 5 according to the number of slitting, so as to improve the cleanliness of the pole piece surface and improve the quality of the battery.

As shown in Figures 2-6, the support plate 42 is provided with a mounting groove 421, and the first cutting roller 43 and the second cutting roller 44 are installed in the mounting groove 421, and the two ends of the first cutting roller 43 and the second cutting roller 44 are A bearing slider 45 is installed, and the bearing slider 45 is slidably installed in the installation groove 421, and the position can be moved by the slider, which is convenient for adjustment and can improve the practicability of the device.

Elastic mechanism 46 is arranged between the first cutting roller 43 and the second cutting roller 44, and this elastic mechanism 46 comprises spring and spring sleeve 461 and spring external thread sleeve 462, and spring is installed in the spring sleeve 461, and spring external thread sleeve 462 covers Located on the spring sleeve 461, the opening end of the installation groove 421 is provided with a buckle plate 422, which improves the stability of the installation of the first cutting roller 43 and the second cutting roller 44. The buckle plate 422 is provided with a threaded hole, and the threaded hole is connected with an adjustment screw 423 The bearing slider 45 connected to the first cutting roller 43 can be pressed by rotating the adjusting screw 423, thereby adjusting the distance between the first cutting roller 43 and the second cutting roller 44, and improving cutting precision.

The bottom of the mounting groove 421 is provided with a lower inclined plate 424 and an upper inclined plate 425, the inclined surface of the lower inclined plate 424 abuts against the inclined surface of the upper inclined plate 425, and the bearing slide block 45 connected to the two ends of the second cutting roller 44 is arranged on the upper inclined plate plate 425, by moving the upper inclined plate 425, the upper inclined plate 425 slides on the inclined surface of the lower inclined plate 424, changing the height of the end surface of the upper inclined plate 425 in contact with the first cutting roller 43, and then changing the height of the second cutting roller 44, Make the distance between the second cutting roller 44 and the bottom of the installation groove 421 adjustable, that is, when the pole piece strip material enters the different heights of the slitting mechanism, the height of the first cutting roller 43 and the second cutting roller 44 can be fine-tuned , to further improve the practicability of the device.

A connecting rod 47 is connected between the two support plates 42 to improve the installation stability of the two support plates 42 and prevent the distance between the support plates 42 from changing, affecting the working stability of the cutting roller.

Frame 41 is equipped with a dust collector 48 corresponding to the position of the second cutting roller 44, which collects the dust generated during the cutting of the pole piece belt by the first cutting roller 43 and the second cutting roller 44, so as to improve the cleanness of the working environment of the device and improve the efficiency of the pole piece. Production quality.

The above-mentioned embodiments only express several implementations of the utility model, and the description thereof is relatively specific and detailed, but it should not be construed as limiting the patent scope of the utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (10)

1. one kind cross cutting slitting all-in-one, including unwinding device (1), die-cutting apparatus and the receipts set gradually along strip moving direction Winding apparatus, it is characterised in that tape divider (4), the die-cutting apparatus and receipts are provided between the die-cutting apparatus and wrap-up The quantity of winding apparatus is at least one group, and the tape divider (4) includes frame (41), and the frame (41) is provided with two relatively Supporting plate (42), the supporting plate (42) is provided with the first cutting roller (43) and the second cutting roller (44).

A kind of 2. cross cutting slitting all-in-one according to claim 1, it is characterised in that the die-cutting apparatus is provided with two groups, It is the first die-cutting apparatus (21) and the second die-cutting apparatus (22) respectively, first die-cutting apparatus (21) and the second die-cutting apparatus (22) it is arranged symmetrically.

A kind of 3. cross cutting slitting all-in-one according to claim 2, it is characterised in that the wrap-up includes two groups, It is the first wrap-up (31) and the second winding of corresponding second die-cutting apparatus (22) of corresponding first die-cutting apparatus (21) respectively Device (32).

4. a kind of cross cutting slitting all-in-one according to claim 3, it is characterised in that the wrap-up includes spool (33) With help lug unit (34), the spool (33) is connected with winding motor, described to help lug unit (34) located at spool (33) Side.

A kind of 5. cross cutting slitting all-in-one according to claim 1, it is characterised in that the discharge end of the tape divider (4) Some groups of brush dust mechanisms (5) are provided with according to slitting quantity.

6. a kind of cross cutting slitting all-in-one according to claim 1, it is characterised in that the supporting plate (42) offers installation Groove (421), first cutting roller (43) and the second cutting roller (44) are slidably mounted on mounting groove by bearing slider (45) (421) in.

A kind of 7. cross cutting slitting all-in-one according to claim 6, it is characterised in that first cutting roller (43) and second Elastic mechanism (46) is provided between cutting roller (44), the elastic mechanism (46) includes spring, spring housing (461) and spring external screw thread Cover (462), the spring is installed in spring housing (461), and the spring external thread sleeve (462) is sheathed on spring housing (461), institute The openend for stating mounting groove (421) is provided with buckle (422), and the buckle (422) offers screwed hole, and the screwed hole is connected with Adjusting screw rod (423).

8. a kind of cross cutting slitting all-in-one according to claim 6, it is characterised in that the bottom of the mounting groove (421) is set There are declined board (424) and inclined board (425), the inclined-plane of the declined board (424) and the inclined-plane of inclined board (425) abut, described The bearing slider (45) of second cutting roller (44) both ends connection is arranged at inclined board (425).

9. a kind of cross cutting slitting all-in-one according to claim 1, it is characterised in that the frame (41) also includes connecting rod (47), the both ends of the connecting rod (47) are connected with supporting plate (42) respectively.

10. a kind of cross cutting slitting all-in-one according to claim 1, it is characterised in that the frame (41) corresponding second is cut The position for cutting roller (44) is provided with dust arrester (48).