CN2753541Y - Multi-coil synchronous individual cutting machine for electrolytic copper foil - Google Patents

Abstract

The utility model relates to a multi-coil synchronous dividing-cutting machine for electrolytic copper foil. On the basis of the existing winding dividing-cutting machine for the electrolytic copper foil, the utility model is characterized in that an upper cutter shaft and a lower cutter shaft add one to five pairs of upper cutting tools and lower knives. The knife edges of two adjacent lower knives are outward, and the knife edges of two lower knives among the dividing ear materials are opposite. The utility model can synchronously divide and cut the multi-coil electrolytic copper foil once. The production efficiency can be improved, meanwhile, the wastage of the copper foil caused in the process of rewinding of multiple times can be avoided and the rate of finished products can be improved.

Description

The synchronous cutting machine of electrolytic copper foil multireel

Technical field

The utility model relates to the cutting machine of a kind of electrolytic copper foil synchronous rolling of multireel in cutting process.

Background technology

Cutting is last procedure during electrolytic copper foil is produced, and purpose is that a volume Copper Foil is cut into quality that the client requires, fabric width, volume weight, finished copper foil that two ends are neat.Existing electrolytic copper foil cutting machine is that a volume Copper Foil is placed on rolling place, cuts into the monovolume finished copper foil according to customer requirement.Along with the development of lithium battery with electrolytic copper foil, the demand of this class Copper Foil is also increasing, and lithium battery mostly is extra thin copper foils such as 9,10 μ m with electrolytic copper foil, and the fabric width specification is more and narrow, the electrolytic copper foil of 1400 millimeters fabric widths of one volume to be cut into the size of customer requirement, as 305 millimeters, then need repeat at least to cut 4 times, so not only workload is big, production efficiency is low, and Copper Foil causes product defects in repeatedly rewinding process, and the Copper Foil waste is big.If repeat the rewinding Copper Foil four times, the yield rate of Copper Foil will reduce by 10 percentage points at least, and the wide cut of a lot of finished copper foil is less than 305 millimeters, and minimum has only 145 millimeters, then needs to cut 8 times and just can cut, and like this, the yield rate of Copper Foil also will reduce.

Summary of the invention

The purpose of this utility model just provides a kind of electrolytic copper foil in cutting process, can a subsynchronous cutting machine of cutting multireel.

The utility model can be realized in the following manner: on the basis of existing electrolytic copper foil rolling cutting machine, increased by 1～5 pair on last cutter shaft and the following cutter shaft and fixed a cutting tool and following cutter, adjacent two following cutter edges of a knife are outside, divide two following cutter edges of a knife of chopping off the ears between material relative.

The utility model is owing to the energy one subsynchronous multireel electrolytic copper foil of cutting, and production efficiency improves greatly, has avoided Copper Foil to cause waste simultaneously in repeatedly rewinding process, has improved yield rate greatly.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

When Fig. 2 is the synchronous rolling of the utility model multireel, the schematic diagram that upper and lower cutter is arranged.

The structural representation that Fig. 3 fixes a cutting tool for the utility model.

Among the figure: unwinding shaft 1, the axis of guide 2, drive motors 3, driving shaft 4, following cutter shaft 5, last cutter shaft 6 drives rubber roll 7, compresses rubber roll 8, Scroll 9, tension axis 10, Scroll 11, tension axis 12, frame 13, cutter spindle sleeve 14 under the rim charge, following cutter 15, the wide cutter spindle sleeve 16 down of finished product paper tinsel, fix a cutting tool 17, divide the material cutter spindle sleeve 18 down of chopping off the ears, upper slitter support body 19, jump ring 20, cutter 21, holddown spring 22.

The specific embodiment

Below in conjunction with accompanying drawing, the utility model will be further described, is unique embodiment of the present utility model but do not represent it.

Please read among Fig. 1, driving shaft 4 synchronously is connected transmission with Scroll 11 by tooth belt by drive motors 3 drivings, driving shaft 4, following cutter shaft 5, driving rubber roll 7, Scroll 9, and last cutter shaft 6 and following cutter shaft 5 are by another gear drive.The axis of guide 2, compress rubber roll 8, tension axis 10 and tension axis 12 two ends, be subjected to the passive rolling of external force by bearing fixing.Unwinding shaft 1, Scroll 9 and Scroll 11 are respectively controlled transmission tension force by a magnetic powder cluth.Above part is installed on the frame 13.

Please read Fig. 2, on the basis of cutter shaft under the existing cutting machine and last cutter shaft, the utility model has increased 1-5 to fixing a cutting tool 17 and following cutter 15 on last cutter shaft 6 and following cutter shaft 5, and adjacent two following cutter 15 edges of a knife are outside, and two following cutter 15 edges of a knife that branch is chopped off the ears between expecting are relative.

Please read Fig. 3, the utility model is fixed a cutting tool and 17 is made of upper slitter support body 19, jump ring 20, cutter 21, holddown spring 22 and following cutter 15.Cutter 21 only is the 6-7 millimeter with the distance of holddown spring 22 side portion, and the distance of existing cutter and holddown spring side portion is 35 millimeters, and when multireel was cut, branch of the utility model was chopped off the ears and expected that width is 15 to 17 millimeters; If, only from ear material width, just can improve 12% yield rate with existing at least 70 millimeters of the material width of fixing a cutting tool then branch is chopped off the ears.The 17 very convenient feeds of fixing a cutting tool of the present utility model have simultaneously realized that multireel cuts, and an operative employee can finish the tool setting work of upper slitter.

The Copper Foil that is cut into 305 millimeters width with a volume 9 μ m1400mm fabric widths is an example below, describes the course of work of the synchronous rolling of Copper Foil multireel.

Please read Fig. 1, with driving Copper Foil be winched on the unwinding shaft bearing of cutting machine earlier, and build the loam cake of bearing block, clamping screw.Cutting machine fix a cutting tool 17 and following cutter 15 select wide time cutter spindle sleeves 16 of suitable finished product paper tinsel according to 305 millimeters specifications, dividing chops off the ears expects that cutter spindle sleeve 18 arranges rim charge bottom tool axle sleeve 14 and fixes a cutting tool 17 down, adjacent two following cutter 15 edges of a knife are outside, divide two following cutter 15 edges of a knife of chopping off the ears between material relative.Distance between two cutters, 21 knife back are relative is a finished product paper tinsel width, and the width that the opposing distance of the cutter knife back is chopped off the ears and expected for branch is seen Fig. 2.Respectively place the paper tube of two 350 mm wides on Scroll 9 and the Scroll 11, Copper Foil is rolled up head make the middle part cusp configuration, unclamp and compress rubber roll 8, manually lead material Copper Foil is passed the axis of guide 2, driving shaft 4 bottoms, from descending cutter shaft 5 and last cutter shaft 6, driving rubber roll 7 and compress and pass between the rubber roll 8, pull to Scroll 11 from tension axis 12 tops again, after the inspection Copper Foil flattens, depress and compress rubber roll 8.In corresponding cutter 15 positions down, tear the fritter Copper Foil, expose cutter down.Upper slitter is dispensed in the middle of each corresponding lower knife groove mouth, keeps the upper slitter blade gapped in the bed plate both sides.To go up cutter shaft 6 and push down cutter shaft 5 to, the travelling gear of cutter shaft and following cutter shaft is coincide, and cutter is advanced in the lower knife groove mouth, and, the cutter knife back and the following cutter edge of a knife will be close to, the upper slitter support body will be locked firmly towards inner rotary upper tool post body.Cutter shaft bolt in the locking after regulating the suitable lap position of upper and lower cutter.Start cutting machine start power supply, the manual tension force of uncoiling is transferred to 2～5 units, two rolling tension force show the manual-lock state that places, 2～5 meters of start operations, pass through cutting machine until the first defective of each volume volume, after keeping the ear material to separate smoothness, cut off and respectively roll up redundance, respectively with corresponding paper tube centering, the Scroll inflation, two adjacent Copper Foil volumes successively alternately by the top of tension axis 10 and tension axis 12, are attached to the bottom of paper tube on two Scrolls 9 and 11 respectively, and according to the good paper tube of Copper Foil fixed-site.Stick length then less than 2 centimetres of wide wide double faced adhesive tapes of paper tinsel on each paper tube, the bonding again Copper Foil of respectively rolling up is opened uncoiling tension and rolling tension switch; the slow start cutting machine; after respectively furling normally, cut, after the length that regulation requires, shut down last volume and be packaged into finished product.So just finished the electrolytic copper foil multireel cut synchronously 4 volumes process.

Claims (1)

1, the synchronous cutting machine of a kind of electrolytic copper foil multireel, on the basis of existing electrolytic copper foil rolling cutting machine, it is characterized in that having increased by 1～5 pair on cutter shaft (6) and the following cutter shaft (5) fixes a cutting tool (17) and following cutter (15), adjacent two following cuttves (15) edge of a knife is outside, divides two following cuttves (15) edge of a knife of chopping off the ears between material relative.

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