Continuous dividing and cutting machine with adjustable cutter belt

Abstract

The utility model relates to the technical field of dividing and cutting machines, in particular to a continuous dividing and cutting machine with an adjustable cutter belt, which comprises a bottom plate and side plates symmetrically arranged on the bottom plate, a cutting roller and a fixing roller which are used for dividing and cutting lithium battery electrode slices are fixedly arranged between the side plates, and the cutting roller comprises a connecting shaft and a plurality of cutters inserted on the connecting shaft. A spacer sleeve is arranged between every two adjacent cutters, similarly, the fixed roller comprises a fixed shaft and a plurality of cutter holders arranged on the fixed shaft in an inserted mode, the spacer sleeves are arranged between every two adjacent cutter holders, the spacer sleeves with the adjustable length are arranged, and the clamping blocks of the inner sleeves are clamped by selecting different clamping grooves. The length of the extending end, relative to the outer sleeve, of the inner sleeve is adjusted, then the length of the whole spacer sleeve is changed, the dividing and cutting machine can flexibly adapt to electrode plates with different widths, the position-adjustable fixing roller is arranged, when the electrode plates with different thicknesses need to be cut, only the position of the fixing roller needs to be adjusted, and the flexibility and adaptability of the dividing and cutting machine are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a slitting machine technical field especially a kind of adjustable knife belt continuous slitting machine. BACKGROUND

[0002] Lithium battery electrode sheet is an important component of lithium battery, and its quality and performance directly affect the overall performance of lithium battery. In the manufacturing process of electrode sheet, slitting is a key process link. The electrode sheet needs to be accurately slitted into specified width and length to meet the needs of battery design.

[0003] With the rapid development of lithium battery industry and the intensification of market competition, the requirements for electrode sheet slitting technology are also becoming higher and higher. Adjustable knife belt continuous slitting machine, as a kind of efficient and accurate slitting equipment, has broad application prospects in the field of lithium battery electrode sheet manufacturing. Adjustable knife belt continuous slitting machine adopts adjustable cutter design, which allows the cutter to be flexibly adjusted according to the width of the electrode sheet. This design not only improves the flexibility of slitting, but also avoids the cumbersome operation of replacing the entire cutter assembly.

[0004] The slitting machine has the problems of low production efficiency of electrode sheet and increased equipment investment cost due to the inability to handle multiple thickness electrode sheets under the condition of unadjustable cutting width and poor adaptability. Therefore, an adjustable knife belt continuous slitting machine is provided. SUMMARY

[0005] The main purpose of the utility model is to provide an adjustable knife belt continuous slitting machine to solve the problem of low production efficiency of electrode sheet and increased equipment investment cost due to the inability to handle multiple thickness electrode sheets under the condition of unadjustable cutting width and poor adaptability in related technology.

[0006] In order to achieve the above-mentioned purpose, according to one aspect of the utility model, an adjustable knife belt continuous slitting machine is provided, which includes a bottom plate and side plates symmetrically arranged on the bottom plate. A cutting roller and a fixed roller for slitting lithium battery electrode sheet are fixedly arranged between the side plates. A pressure roller is fixedly arranged on the side plate. A transmission roller and a winding roller are also arranged on the bottom plate.

[0007] Among them, the cutting roller includes a connecting shaft and a plurality of cutters inserted on the connecting shaft. A spacer sleeve is arranged between adjacent two cutters. Similarly, the fixed roller includes a fixed shaft and a plurality of cutter seats inserted on the fixed shaft. A spacer sleeve is arranged between adjacent two cutter seats, and the spacer sleeve can be adjusted in length.

[0008] Further, the spacing sleeve comprises an outer sleeve and an inner sleeve, a through hole is formed in the center of the outer sleeve, a ring groove is formed on one side of the outer sleeve, a sliding groove is formed in the ring groove, and a plurality of recesses are formed in the outer sleeve and communicate with the sliding groove.

[0009] Further, a fixed block is fixedly arranged in the recess, a clamping groove is formed in the fixed block, and the recess and the fixed block are both arc-shaped, and the fixed block is silica gel.

[0010] Further, two clamping blocks are fixedly arranged on the outer wall of the inner sleeve, the inner sleeve is inserted into the ring groove, the clamping blocks are slidingly installed in the sliding groove, and the clamping blocks are clamped in the clamping groove.

[0011] Further, a limiting groove and a square groove are formed in the inner side of each of the two side plates, the connecting shaft is slidingly installed in the square groove, a screw rod is threadedly arranged in the connecting shaft and the square groove, the fixed shaft is slidingly installed in the limiting groove, and a plurality of bolts for fixing the fixed shaft are threadedly arranged in the side plate.

[0012] Further, a column hole is formed in the center of the tool holder, an annular groove is formed on the tool holder, and the cutting edge of the cutting tool is aligned with the groove.

[0013] Further, a plurality of partition plates are slidingly arranged on the winding roller, and a pressing plate for flattening the lithium battery electrode sheet is fixedly arranged between the side plates.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. In the adjustable knife belt continuous slitting machine, the spacing sleeve with adjustable length is arranged, the clamping blocks of the inner sleeve are clamped by selecting different clamping grooves, the length of the protruding end of the inner sleeve relative to the outer sleeve is adjusted, the length of the entire spacing sleeve is changed, the slitting machine can flexibly adapt to electrode sheets with different widths, the cutting accuracy and flexibility are improved, the spacing sleeve ensures that the distance between the two adjacent cutting tools and the tool holder can be kept stable and consistent, which helps to eliminate errors in the cutting process and improve cutting precision.

[0016] 2. In the adjustable knife belt continuous slitting machine, the fixed roller with adjustable position is arranged, so that the slitting machine can flexibly adapt to electrode sheets with different specifications, when electrode sheets with different thicknesses need to be cut, the position of the fixed roller only needs to be adjusted, the flexibility and adaptability of the slitting machine are improved, and the slitting machine can be widely applied to different fields and scenes. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the slitting machine in the preferred embodiment of the utility model.

[0018] Figure 2 It is the overall structure schematic view of the interval sleeve in the preferred embodiment of the utility model;

[0019] Figure 3 It is the cross section structure schematic view of the outer sleeve in the preferred embodiment of the utility model;

[0020] Figure 4 It is the overall structure schematic view of the cutting roll in the preferred embodiment of the utility model; Figure 3 It is the structure enlarged schematic view of A place in the middle;

[0021] Figure 5 It is the overall structure schematic view of the inner sleeve in the preferred embodiment of the utility model;

[0022] Figure 6 It is the overall structure schematic view of the coiling roll in the preferred embodiment of the utility model;

[0023] Figure 7 It is the overall structure schematic view of the fixed roll in the preferred embodiment of the utility model;

[0024] Figure 8 It is the structure schematic view of the cutter seat in the preferred embodiment of the utility model;

[0025] Figure 9 It is the overall structure schematic view of the cutting roll in the preferred embodiment of the utility model;

[0026] Figure 10 It is the overall structure schematic view of the cutter in the preferred embodiment of the utility model;

[0027] Figure 11 It is the overall structure schematic view of the side plate in the preferred embodiment of the utility model.

[0028] Illustration:

[0029] 1, bottom plate; 11, side plate; 111, limit slot; 112, square groove; 113, screw rod; 114, bolt; 115, pressing plate;

[0030] 2, cutting roll; 21, connecting shaft; 22, cutter;

[0031] 3, fixed roll; 31, fixed shaft; 32, cutter seat; 321, column hole; 322, slot;

[0032] 4, transmission roll; 5, coiling roll; 51, partition plate;

[0033] 6, interval sleeve; 61, outer sleeve; 611, sliding groove; 612, through hole; 613, ring groove; 614, recess; 615, fixed block; 616, clamping groove; 62, inner sleeve; 621, clamping block;

[0034] 7, compression roll. DETAILED DESCRIPTION

[0035] In order to further illustrate the technical means and effects adopted by the utility model to achieve the predetermined utility model purposes, the specific embodiments, structures, features and effects according to the utility model are described in detail as follows in combination with the drawings and preferred embodiments.

[0036] Please refer to Figures 1-11 The embodiment aims to provide a continuous cutting machine with adjustable cutter belt, which comprises a bottom plate 1 and a side plate 11 symmetrically arranged on the bottom plate 1, a cutting roller 2 and a fixed roller 3 for cutting lithium battery electrode sheets are fixedly arranged between the side plates 11, a compression roller 7 is fixedly arranged on the side plate 11, and a transmission roller 4 and a winding roller 5 are further arranged on the bottom plate 1.

[0037] The cutting roller 2 comprises a connecting shaft 21 and a plurality of cutters 22 inserted on the connecting shaft 21, a spacing sleeve 6 is arranged between adjacent two cutters 22, similarly, the fixed roller 3 comprises a fixed shaft 31 and a plurality of cutter seats 32 inserted on the fixed shaft 31, a spacing sleeve 6 is arranged between adjacent two cutter seats 32, and the spacing sleeve 6 can be adjusted in length.

[0038] The spacing sleeve 6 comprises an outer sleeve 61 and an inner sleeve 62, a through hole 612 is formed in the center of the outer sleeve 61, the connecting shaft 21 or the fixed shaft 31 passes through the through hole 612, so as to fix the outer sleeve 61 on the shaft, a ring groove 613 is formed on one side of the outer sleeve 61, a sliding groove 611 is formed in the ring groove 613, a plurality of recesses 614 are formed in the outer sleeve 61, the recesses 614 are communicated with the sliding groove 611, and the recesses 614 are located in the circumferential direction of the sliding groove 611.

[0039] A fixed block 615 is fixedly arranged in the recess 614, a clamping groove 616 is formed in the fixed block 615, and the recess 614 and the fixed block 615 are both arc-shaped, the fixed block 615 is silica gel, can produce certain deformation, and has good wear resistance and corrosion resistance.

[0040] Two clamping blocks 621 are fixedly arranged on the outer wall of the inner sleeve 62, the upper end of the clamping block 621 is spherical, the inner sleeve 62 is inserted into the ring groove 613, the clamping block 621 is slidingly installed in the sliding groove 611, and the clamping block 621 is clamped in the clamping groove 616. Because the upper end of the clamping block 621 is spherical, they can easily slide into the clamping groove 616, and when subjected to a certain pressure, the fixed block 615 will deform to adapt to the shape of the clamping block 621.

[0041] When the spacer sleeve 6 is used, the inner sleeve 62 is inserted into the ring groove 613, at this time the clamping block 621 slides in the sliding groove 611, holds one end of the inner sleeve 62, and gently rotates the inner sleeve 62 to make it slide along the ring groove 613 of the outer sleeve 61, the clamping block 621 rotates with it, rotates to one side of the fixed block 615, and by pushing the clamping block 621 to one side of the fixed block 615 with force, the clamping block 621 is clamped in the clamping groove 616, because the fixed block 615 is provided with a plurality of clamping grooves 616, so different positions of the clamping grooves 616 can be selected according to needs to clamp the clamping block 621, so as to adjust the length of the extension end of the inner sleeve 62 relative to the outer sleeve 61, thereby adjusting the length of the spacer sleeve 6, and further adjusting the distance between the two adjacent cutters 22 and the tool seat 32, according to the different slitting width requirements of the lithium battery electrode sheet, the operation is simple.

[0042] The two side plates 11 are provided with a limiting groove 111 and a square groove 112 on the inner side, the connecting shaft 21 is horizontally slidably installed in the square groove 112, the connecting shaft 21 penetrates the square groove 112 and is provided with a screw rod 113 in screw connection, one end of the motor output shaft is connected with the screw rod 113, which is used to drive the screw rod 113 to rotate, so as to drive the connecting shaft 21 to slide, and further make the cutter 22 cut the electrode sheet.

[0043] The fixed shaft 31 is horizontally slidably installed in the limiting groove 111, which means that it can be adjusted left and right according to the thickness of the electrode sheet without leaving the limiting groove 111, this design makes the slitting machine can flexibly adapt to different width of electrode sheet, improves the accuracy and flexibility of cutting, a plurality of bolts 114 for fixing the fixed shaft 31 are provided in screw connection with the side plate 11, the position of the bolt 114 corresponds to the limiting groove 111, which is used to firmly fix the fixed shaft 31 on the side plate 11 after adjusting to the appropriate position, when the fixed shaft 31 slides to the required position, rotate the bolt 114 to gradually press the outer wall of the fixed shaft 31, because of the screw connection between the bolt 114 and the side plate 11, and the extrusion of the one end of the bolt 114 to the fixed shaft 31, the fixed shaft 31 is firmly locked in the current position and cannot slide again.

[0044] A column hole 321 is formed through the center of the knife seat 32, which is used to allow the fixing shaft 31 to pass through, so as to fix the knife seat 32 on the fixing shaft 31, and an annular slot 322 is formed on the knife seat 32, which is located on the periphery of the knife seat 32, and the cutting edge of the knife 22 is aligned with the slot 322, which not only ensures the accuracy of cutting, but also avoids friction and damage between the knife 22 and the knife seat 32 during cutting. When the slitting machine starts to work, the knife 22 will move along the preset trajectory to the direction of the slot 322. Because the cutting edge of the knife 22 is aligned with the slot 322, the knife 22 can smoothly cut into the electrode sheet and cut along the edge of the slot 322. With the movement of the knife 22, the electrode sheet is gradually cut completely, forming the required width and shape.

[0045] A plurality of partitions 51 are slidably arranged on the winding roller 5. The main function of the partitions 51 is to separate each group of cut electrode sheets to prevent them from interlacing or overlapping during winding, thereby ensuring the neat arrangement of the electrode sheets and facilitating subsequent processing. The sliding nature of the partitions 51 on the winding roller 5 ensures that they can be flexibly adjusted according to the number and width of the electrode sheets. When different widths or numbers of electrode sheets need to be wound, the partitions 51 can be simply slid to the appropriate position without the need to replace the entire winding roller 5.

[0046] The side plates 11 are fixedly provided with a pressing plate 115 for flattening the lithium battery electrode sheet. The surface of the pressing plate 115 is covered with sponge to prevent damage to the electrode sheet. After the electrode sheet is cut, the pressing plate 115 will immediately apply a certain pressure to the electrode sheet to flatten it, which helps to eliminate the possible curling or wavy deformation during cutting, thereby ensuring the flatness and consistency of the electrode sheet.

[0047] The utility model discloses in specific use, according to the electrode piece width of need cutting, select the clamping groove 616 of proper position to the clamping block 621 of inner sleeve 62 is connected, with adjusting the length of the protruding end of inner sleeve 62 relative to the outer sleeve 61, to adjust the length of interval sleeve 6, and then adjust the spacing between two adjacent cutters 22 and tool apron 32, according to the thickness of electrode piece, adjust the position of fixed shaft 31 in the limiting groove 111, and through the rotation bolt 114, it is fixed, open the power of slitting machine, and start transmission roller 4, and the electrode piece to be cut is wound on transmission roller 4, and the compression roller 7 is first pressed tightly electrode piece above side plate 11, when electrode piece is transported to the cutting roller 2 and fixed roller 3 between, motor starts drive screw rod 113 rotation, to drive connecting shaft 21 sliding, therefore cutter 22 moves along the preset trajectory to the direction of the slot 322 on tool apron 32, with the movement of cutter 22, electrode piece is gradually cut completely, forms the width required, simultaneously, the pressing plate 115 is cuted electrode piece and exert certain pressure, and it is pressed flat, and the electrode piece after cutting is pressed flat, is transported to coiling roller 5, and the baffle 51 of sliding arrangement on coiling roller 5 separates each group of cuted electrode piece, can adjust the position of baffle 51 to adapt to different width or quantity's electrode piece according to need, after cutting operation is completed, the power of slitting machine is closed.

[0048] The above, only the preferred embodiment of the utility model is only, and is not to the utility model make any form limit, although the utility model has disclosed as above with preferred embodiment, however not to limit the utility model, any person skilled in the art, when can utilize the technical content disclosed above makes a little more change or modification is equivalent variation equivalent embodiment, but as long as not leaving the utility model technical scheme range, according to the technical essence of the utility model to the above embodiment of any brief introduction modification, equivalent variation and modification, still belong to the range of the utility model technical scheme.

Claims

1. An adjustable blade belt continuous slitting machine comprising a base plate (1) and side plates (11) symmetrically arranged on the base plate (1), characterized in that, The cutting roller (2) and the fixed roller (3) for slitting lithium battery electrode sheet are fixedly arranged between the side plates (11), the pressure roller (7) is fixedly arranged on the side plates (11), and the transmission roller (4) and the winding roller (5) are further arranged on the bottom plate (1); The cutting roller (2) comprises a connecting shaft (21) and a plurality of cutters (22) which are inserted on the connecting shaft (21), and a spacing sleeve (6) is arranged between adjacent two cutters (22); similarly, the fixed roller (3) comprises a fixed shaft (31) and a plurality of cutter seats (32) which are inserted on the fixed shaft (31), and a spacing sleeve (6) is arranged between adjacent two cutter seats (32), and the spacing sleeve (6) can adjust the length.

2. The adjustable knife band continuous slitting machine of claim 1 wherein, The spacing sleeve (6) comprises an outer sleeve (61) and an inner sleeve (62), a through hole (612) is formed in the center of the outer sleeve (61), a ring groove (613) is formed on one side of the outer sleeve (61), a sliding groove (611) is formed in the ring groove (613), and a plurality of recesses (614) are formed in the outer sleeve (61) and are communicated with the sliding groove (611).

3. The adjustable knife band continuous slitting machine of claim 2, wherein, The recess (614) is fixedly provided with a fixed block (615), the fixed block (615) is provided with a clamping groove (616), and the recess (614) and the fixed block (615) are arc-shaped, and the fixed block (615) is silica gel.

4. The adjustable knife band continuous slitting machine of claim 3 wherein, The inner sleeve (62) is inserted into the ring groove (613), the clamping block (621) is slidingly installed in the sliding groove (611), and the clamping block (621) is clamped in the clamping groove (616).

5. The adjustable knife band continuous slitting machine of claim 1 wherein, The inner side of the two side plates (11) is provided with a limiting groove (111) and a square groove (112), the connecting shaft (21) is slidingly installed in the square groove (112), the connecting shaft (21) is threaded with the square groove (112) and provided with a screw rod (113), the fixed shaft (31) is slidingly installed in the limiting groove (111), and the side plate (11) is threaded with a plurality of bolts (114) for fixing the fixed shaft (31).

6. The adjustable blade belt continuous slitting machine of claim 1 wherein, The cutter seat (32) is provided with a column hole (321) in the center, and the cutter seat (32) is provided with an annular groove (322) on the cutter seat (32), and the cutter tip of the cutter (22) is aligned with the groove (322).

7. The adjustable blade belt continuous slitting machine of claim 1 wherein, The winding roller (5) is slidingly provided with a plurality of partitions (51), and the side plates (11) are fixedly provided with a pressing plate (115) for flattening the lithium battery electrode sheet.

Images