CN211073806U - Cutting device of electrolytic copper foil - Google Patents

Abstract

A cutting device for electrolytic copper foil comprises a cutting assembly and a bearing plate, wherein the cutting assembly comprises a fixing part and a cutting part, the cutting part comprises a power roller, two sides of the power roller are driven by a motor and a belt wheel, a plurality of cutting cutter discs are arranged on the power roller at intervals, compression rollers are formed on two sides of each cutting cutter disc, the compression rollers are sleeved on the power roller, a clearance ring surface is formed between a compression roller body and the power roller body, and 6-8 filling springs with adjustable tightness are uniformly arranged on the clearance ring surface; the bearing plate is of an upper-step structure and a lower-step structure, the feeding end of the bearing plate is a lower step, the discharging end of the bearing plate is an upper step, arc transition is formed between the upper step and the lower step, and the transition arc surface of the bearing plate is matched with the outer arc surface of the compression roller body and is attached to the outer surface of the compression roller body during working. The utility model discloses can effectively guarantee cutting blade's cutting accuracy and efficiency, reduce the production of copper foil wavy edge, improve cutting blade's life.

Description

Cutting device of electrolytic copper foil

Technical Field

The utility model relates to an electrolytic copper foil's processing technology field, concretely relates to electrolytic copper foil's cutting device.

Background

In the prior art, the circuit board is also called printed circuit board or printed circuit board, which makes the circuit miniaturized and visualized, and plays an important role in mass production of fixed circuits and optimization of electrical appliance layout. Electrolytic copper foil, which is an anionic electrolytic material, is manufactured by an electroplating method in which an electrolyte is supplied between an anode and a cathode and then current flows, and a thin, continuous metal foil, which serves as a conductor of a circuit board, is deposited on a base layer of the circuit board, is easily adhered to an insulating layer, receives a printed protective layer, is corroded, forms a circuit pattern, and performs a circuit function.

The copper foil manufactured by the electroplating method is frequently required to be cut in the production, processing and using processes, the copper foil is extremely thin and has the characteristic of soft texture, a foil body is easily cut due to the cutting force of the blade face in the processes of slitting a copper foil roll with a certain width and cutting edge materials of electrolytic green foils, the cut foil is easily subjected to edge piercing and the situation that the copper foil is taken out by the blade face and turns outwards, and the surface pressure is required to be applied to the surface of the bearing plate to tightly press the surface of the bearing plate. However, in the prior art, the pressing structure in the electrolytic copper foil cutting device is too simple, the pressing force is difficult to control and adjust, the situation of over-tightening or over-loosening is easy to occur, the situation of deviation or displacement of the cutting knife is caused, cutting errors are generated, the abrasion and aging of the blade are accelerated after a long time, the cutting quality of a product is poor, the cut is uneven, the blade is prone to premature failure, and the use cost of equipment is increased.

SUMMERY OF THE UTILITY MODEL

The technical problem solved by the utility model is to provide a cutting device for electrolytic copper foil to solve the defects in the technical background.

The utility model provides a technical problem adopt following technical scheme to realize:

a cutting device for electrolytic copper foil comprises a cutting assembly and a bearing plate, wherein the cutting assembly comprises a fixing part and a cutting part, the fixing part is used for fixing the cutting assembly on a rack, the cutting part comprises a power roller, bearings are sleeved on two sides of the power roller and are driven by a motor and a belt wheel outside the bearings, a plurality of cutting cutter discs are arranged on the power roller at intervals, compression rollers are formed on two sides of each cutting cutter disc, the compression rollers are concentrically sleeved on the power roller, a clearance ring surface is formed between a compression roller body and the power roller body, and 6-8 filling springs with adjustable tightness are uniformly arranged on the clearance ring surface; the bearing plate is of an upper-step structure and a lower-step structure, the feeding end of the bearing plate is a lower step, the discharging end of the bearing plate is an upper step, arc transition is formed between the upper step and the lower step, and the transition arc surface of the bearing plate is matched with the outer arc surface of the compression roller body and is attached to the outer surface of the compression roller body during working.

As a limitation, the bearing plate is provided with a cutting groove at a position corresponding to the cutter disc.

Preferably, the position between the adjacent compression roller and the cutter disc is limited and fixed through a rubber ring sleeve, the rubber ring sleeve is sleeved on the power roller, and the outer diameter of the rubber ring sleeve is smaller than that of the compression roller and that of the cutter disc.

Preferably, the frame is provided with a positioning groove at a connecting position corresponding to the cutting assembly, an inserting part matched with the positioning groove is formed on a fixing part corresponding to the cutting assembly, and a bolt is arranged outside the inserting part for secondary reinforcement.

Preferably, a cutter disc support used for mounting a cutting cutter disc is arranged on the power roller, the cutter disc support is sleeved on the power roller and can axially slide along the power roller, a plurality of matched positioning pin holes are formed in the cutter disc support and the power roller, and the cutter disc support can be fixed in the axial direction of the power roller by inserting positioning pins in the positions of the positioning pin holes.

Preferably, the filling spring with adjustable tightness comprises a spring sleeve, the spring sleeve is uniformly arranged on a clearance ring surface between the compression roller body and the power roller body in the radial direction, the spring is arranged in the spring sleeve, a thread ejecting block is arranged at one end of the spring sleeve, and the compression amount of the spring in the spring sleeve can be adjusted by rotating and adjusting the position of the thread ejecting block in the spring sleeve, so that the tightness is adjusted.

Preferably, the bearing plate is provided with scales corresponding to the outer edge of the upper step, and the width of the copper foil can be adjusted by adjusting the positions of the cutter disc and the corresponding cutting groove through the scales.

Has the advantages that: the utility model relates to a cutting device of electrolytic copper foil cuts the copper foil through roller structure cooperation adjustable cutting blade dish and can effectively improve cutting efficiency to come compressing tightly of cutting position through the compression roller, the cooperation is used and is filled the adjustment that the spring realized the packing force, can guarantee the packing force, can also improve the frictional force between copper foil and compression roller and the loading board simultaneously, guarantee the effect of protection has been played in the normal passing through of copper foil, the machining efficiency of copper foil has been improved.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.

Fig. 2 is a detailed view of the cutting portion according to the preferred embodiment of the present invention.

Wherein: 1. a bearing; 2. a power roller; 3. a compression roller; 4. a spring; 5. a threaded top block; 6. a rubber ring sleeve; 7. a cutter disc; 8. a cutter head bracket; 9. a frame; 10. positioning a groove; 11. a fixed part; 12. a carrier plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

Referring to fig. 1 and 2, in the present embodiment, the cutting device includes a cutting assembly and a bearing plate 12, wherein the cutting assembly is provided with a fixing portion 11 and a cutting portion, one end of the fixing portion 11 is connected to the cutting portion and the other end is connected to the frame 9, the frame 9 is connected to the fixing portion 11 in a manner that a positioning groove 10 is formed in the frame 9, an insertion portion matched with the positioning groove 10 is formed in the fixing portion 11, the insertion portion is inserted into the positioning groove 10, and the connection and fixation are achieved by a bolt arranged outside the insertion portion for secondary reinforcement.

The cutting part of the cutting assembly is structurally shown in fig. 2 and comprises a power roller 2, bearings 1 are sleeved at two ends of the power roller 2, and the power roller 2 is driven to rotate by taking a motor and a belt wheel as power sources outside the bearings 1; and a cutter disc 7 and a press roller 3 are sleeved on the power roller 2 at intervals. The cutting cutter disc 7 is assembled and fixed through the cutter disc support 8, the cutter disc support 8 is sleeved on the power roller 2 and can axially slide along the power roller 2, the cutter disc support 8 is provided with a positioning pin hole, and the corresponding cutter disc support 8 can be fixed on the power roller 2 in position by inserting a positioning pin into the positioning pin hole; and the compression roller 3 is directly sleeved on the power roller 2 between the two cutting cutter discs 7 and is sleeved with the power roller 2 concentrically, the roller body of the compression roller 3 is assembled with the roller body clearance of the power roller 2, a rubber ring sleeve 6 is further arranged between the compression roller 3 and the power roller 2 for limiting and fixing, the rubber ring sleeve 6 is sleeved on the power roller and abuts against the compression roller 3 and the power roller 2 on two sides respectively, the assembly clearance can be effectively reduced, the cutting assembly is prevented from shifting or deforming, and the cutting precision of the assembled equipment is improved. In this embodiment, six filling springs are evenly arranged on a radial ring surface of an assembly gap between the compression roller 3 and the power roller 2, the filling springs are consistent in structure and comprise independently formed spring sleeves, a spring 4 is sleeved in each spring sleeve, a thread ejector block 5 is arranged at the outer end of each spring, fine adjustment holes are formed in the outer edges of the thread ejector blocks 5, the positions of the thread ejector blocks 5 in the spring sleeves can be adjusted by rotating the screwdriver at the positions of the fine adjustment holes, and therefore the tightness between the compression roller 3 and the power roller 2 is adjusted by adjusting the compression amount of the springs 4 in the spring sleeves.

In this embodiment, still include a loading board 12, this loading board 12 is the stair structure of a two-step, and its ladder face is the circular arc transition face, and this circular arc transition face is unanimous with the surperficial radian of compression roller 3 to the surface of laminating compression roller 3 roll body at the during operation. The outer edge of the bearing plate 12 corresponding to the upper step is provided with scales, the cutting position of the cutter disc 7 is adjusted through the scales, and meanwhile, a cutting groove matched with the cutter disc 7 is formed in the position of the bearing plate 12 corresponding to the cutter disc 7.

This embodiment is when using, the copper foil comes from lower rank one side of loading board 12, then exert pressure on the copper foil surface through compression roller 3 in circular arc transition face position, its pressure size accessible adjustment screw thread kicking block 5 realizes the adjustment, and simultaneously, cutter dish 7 cuts the copper foil, and simultaneously, because the friction properties can effectively be improved to the suitable pressure of compression roller, also can not cause the damage to the copper foil when guaranteeing the trafficability characteristic of copper foil, and ladder structure also can be after the copper foil cutting is accomplished the smooth separation of following on compression roller 3, and then improve the cutting precision of copper foil, make things convenient for the use in copper foil strip later stage.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes, modifications and/or alterations to the present invention may be made by those skilled in the art after reading the technical disclosure of the present invention, and all such equivalents may fall within the scope of the present invention as defined by the appended claims.

Claims (8)

1. A cutting device for electrolytic copper foil comprises a cutting assembly and a bearing plate, and is characterized in that the cutting assembly comprises a fixing part and a cutting part, the fixing part is used for fixing the cutting assembly on a rack, the cutting part comprises a power roller, bearings are sleeved on two sides of the power roller and are driven by a motor and a belt wheel outside the bearings, a plurality of cutting cutter discs are arranged on the power roller at intervals, compression rollers are formed on two sides of each cutting cutter disc, the compression rollers are concentrically sleeved on the power roller, a clearance ring surface is formed between a compression roller body and the power roller body, and 6-8 filling springs with adjustable tightness are uniformly arranged on the clearance ring surface; the bearing plate is of an upper-step structure and a lower-step structure, the feeding end of the bearing plate is a lower step, the discharging end of the bearing plate is an upper step, arc transition is formed between the upper step and the lower step, and the transition arc surface of the bearing plate is matched with the outer arc surface of the compression roller body and is attached to the outer surface of the compression roller body during working.

2. The apparatus for cutting electrolytic copper foil according to claim 1, wherein the carrier plate is provided with cutting grooves at positions corresponding to the cutter discs.

3. The apparatus for cutting electrolytic copper foil according to claim 1, wherein the adjacent pressing roller and cutter disc are fixed by a rubber ring.

4. The apparatus for cutting electrolytic copper foil according to claim 3, wherein the rubber ring is fitted around the power roller and has an outer diameter smaller than that of the press roller and the cutter disc.

5. The apparatus for cutting electrodeposited copper foil as claimed in claim 1, wherein the frame is provided with a positioning groove at a connection position corresponding to the cutting unit, and an insertion part matching with the positioning groove is formed at a fixing part corresponding to the cutting unit, and a bolt is provided at an outer side of the insertion part for secondary reinforcement.

6. The electrolytic copper foil cutting device according to claim 1, wherein the power roller is provided with a cutter support for mounting a cutter, the cutter support is sleeved on the power roller and can axially slide along the power roller, the cutter support and the power roller are provided with a plurality of matched positioning pin holes, and the cutter support can be fixed in position in the axial direction of the power roller by inserting positioning pins into the positioning pin holes.

7. The apparatus for cutting electrolytic copper foil according to claim 1, wherein the spring-filled spring with adjustable tightness comprises a spring sleeve which is radially and uniformly disposed on the gap ring surface between the roll body of the press roll and the roll body of the power roll, the spring is disposed in the spring sleeve, and a screw top block is disposed at one end of the spring sleeve, and the position of the screw top block in the spring sleeve is adjusted by rotating to adjust the compression amount of the spring in the spring sleeve, thereby adjusting the tightness.

8. The apparatus for cutting electrolytic copper foil according to claim 1, wherein the carrier plate is provided with a scale corresponding to the outer edge of the upper step, and the width of the copper foil is adjusted by adjusting the position of the cutter disc and the corresponding cutting groove through the scale.

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