Double-knife cutting equipment and method for processing fully biodegradable film

Abstract

The present invention is a double-blade cutting device and method for processing a fully biodegradable film, which relates to the technical field of fully biodegradable film cutting, and includes a frame, a first film support plate and a second film support plate are arranged on the frame, a support platform is arranged on the side of the first film support plate and a load-bearing plate are arranged on the support platform, and a press plate and a tool plate are fixedly installed at both ends of the inner side of the load-bearing plate; a first and a second hanging plate are arranged inside the press plate, and a press assembly is fixed on the inner side of the first and the second hanging plate; a bearing frame is arranged inside the tool plate, a frame body is installed inside the bearing frame, and a laser cutting head and an electric heating head are arranged on both sides of the frame body, and a winding roller is rotatably arranged at the bottom of the tool plate. The present invention has strong structural functionality and a high level of automation, and can quickly realize the cutting, edge sealing and winding operations of the fully biodegradable film, reduce the labor used in the fully biodegradable film cutting operation, and improve the production efficiency of the fully biodegradable film.

Description

Technical Field

[0001] The invention relates to the technical field of fully biodegradable film cutting, and in particular discloses a double-knife cutting device and a method for fully biodegradable film processing. Background Art

[0002] Fully biodegradable film is a completely degradable and environmentally friendly material. After use, it will be decomposed into carbon dioxide and water by microorganisms. It will not pollute the environment and is an ideal substitute for traditional plastics. Secondly, the raw materials of fully biodegradable film come from natural plants, such as starch and cellulose, which are sustainable and have more advantages than non-renewable resources such as fossil fuels. In addition, fully biodegradable film has good physical properties and biodegradability, and can replace traditional plastics in multiple fields.

[0003] After the full biodegradable film is initially processed, it is generally an integrated structure, and the operator needs to use a cutter to cut it apart. The invention with application announcement number: CN118906132A discloses a cutting device for fluoropolymer film and a method of using the same, including a cutting body, and a collecting assembly arranged on the cutting body, and also includes a cutter head combined longitudinal multi-size cutting mechanism and a cutter head combined transverse multi-size cutting mechanism, the cutter head combined longitudinal multi-size cutting mechanism is arranged in the cutting body, and the cutter head combined transverse multi-size cutting mechanism is arranged in the cutting body; the prior art cuts the film by setting an annular cutting knife with adjustable spacing.

[0004] At present, in the production process of fully biodegradable film, automated equipment is generally used to cut the fully biodegradable film horizontally, such as the cutting equipment in the above-mentioned prior art; after cutting, operators are required to reinforce and seal the cut edges of the fully biodegradable film to avoid the phenomenon of breaking of the fully biodegradable film, ensure that the fully biodegradable film can be rolled up normally, and facilitate subsequent normal use. It can be seen that the fully biodegradable film uses a high amount of manpower in the edge sealing process and wastes a lot of processing time, which has a negative impact on the processing and production of the fully biodegradable film. Summary of the invention

[0005] In view of the problems of high labor and long processing time in the current production process of fully biodegradable films, the present invention provides a double-knife cutting device and method for fully biodegradable film processing.

[0006] To solve the above problems, the present invention provides the following technical solutions:

[0007] A double-blade cutting device for processing a fully biodegradable film, comprising a frame, on which a first film support plate and a second film support plate are arranged which move linearly along the X-axis and in opposite directions, a support table which is fastened to the frame is arranged on the side of the first film support plate and the second film support plate, a load plate which moves linearly along the Z-axis is arranged on the inner side of the support table, and a press plate and a tool plate are fixedly installed on both ends of the inner side of the load plate; a first hanging plate and a second hanging plate which move linearly along the Y-axis and are symmetrically arranged are arranged on the inner side of the press plate A hanging plate, the inner sides of the first hanging plate and the second hanging plate are fixedly installed with a pressing tool assembly, and the pressing tool assembly is used to press the fully biodegradable film tightly onto the first film support plate; a carrier frame which can move linearly along the Y axis is arranged on the inner side of the tool carrier plate, and a frame body is fixedly installed on the inner side of the carrier frame, and a laser cutting head and an electric heating head which can move linearly along the Z axis are respectively arranged on both sides of the frame body, and a winding roller for winding the fully biodegradable film is rotatably arranged at the bottom of the tool carrier plate, and the winding roller is arranged above the second film support plate.

[0008] Preferably, the frame is fastened with a symmetrically arranged first fixed frame and a second fixed frame, the first motor and the second motor are fixedly installed on the outer sides of the first fixed frame and the second fixed frame, the first X-axis lead screw and the second X-axis lead screw are rotatably arranged on the first fixed frame and the second fixed frame respectively, the first X-axis lead screw is transmission-connected to the output shaft of the first motor, the second X-axis lead screw is transmission-connected to the output shaft of the second motor, the first X-axis guide rail and the second X-axis guide rail are respectively arranged on the outer sides of the first X-axis lead screw and the second X-axis lead screw, the first X-axis guide rail and the second X-axis guide rail are respectively fixedly installed At the top of the first fixed frame and the second fixed frame, the first X-axis lead screw and the second X-axis lead screw are respectively provided with a first nut seat and a second nut seat, the first X-axis guide rail and the second X-axis guide rail are respectively provided with a first slider and a second slider slidably mounted, the first nut seat and the first slider are both fastened to the first film support plate, the second nut seat and the second slider are both fastened to the second film support plate, the inner thickness of the first film support plate and the second film support plate is greater than the outer thickness, and the arrangement heights of the first film support plate and the second film support plate are the same and higher than the arrangement heights of the first motor and the second motor.

[0009] Preferably, a third motor is fixedly installed at the bottom of the support table, and the third motor is arranged inside the frame. A Z-axis rotating rod is rotatably installed inside the support table, and the output shaft of the third motor is transmission-connected to the Z-axis rotating rod. The side of the Z-axis rotating rod is provided with a Z-axis guide rail tightly connected to the support table, and the Z-axis rotating rod is provided with a rod seat, and a third slider is slidably installed on the Z-axis guide rail, and the rod seat and the third slider are commonly and fixedly connected to the first slide seat, and the first slide seat is tightly connected to the load plate.

[0010] Preferably, a baffle is fixedly installed on the inner side of the support platform, and the length of the baffle is smaller than the length of the first slide seat. A vertical plate is fixedly installed on the inner side of the load-bearing plate, and a horizontal plate is fixedly installed on the top of the vertical plate. The inner end surface of the horizontal plate is arranged between the support platform and the load-bearing plate, and the spacing between the baffle and the frame is larger than the spacing between the first film support plate, the second film support plate and the frame.

[0011] Preferably, a first Y-axis slide groove and a second Y-axis slide groove are symmetrically provided at both ends of the inner side of the press carrier plate, and a fourth slider and a fifth slider are slidably installed in the first Y-axis slide groove and the second Y-axis slide groove respectively, the fourth slider is fastened to the first hanging plate by bolts, and the fifth slider is fastened to the second hanging plate by bolts.

[0012] Preferably, the press assembly includes a support plate fastened to the first hanger plate and the second hanger plate, a C-shaped seat is fixedly installed on the inner side of the support plate, an adjusting screw is installed on the inner thread of the C-shaped seat, a screw cap is fixedly installed on the top end of the adjusting screw, a ball seat is fixedly installed on the bottom end of the adjusting screw, a pressing ball is hinged on the bottom of the ball seat, and the pressing ball is in contact with the fully biodegradable film.

[0013] Preferably, the first and second rotating wheels are rotatably installed at the two ends of the inner side of the tool carrier, and the fourth motor is fixedly installed on the outer side of the tool carrier, and the fourth motor rotates in coordination with the first rotating wheel. The first rotating wheel and the second rotating wheel are jointly covered with a transmission belt, and the side of the transmission belt is provided with a Y-axis guide rail tightly connected to the tool carrier, a clamping block is tightly clamped on the transmission belt, and a sixth slider is slidably installed on the Y-axis guide rail, and the carrier frame includes a second slide seat tightly connected to the clamping block and the sixth slider, a support beam arranged along the X-axis is fixedly installed on the inner side of the second slide seat, an adjusting beam is slidably covered on the outer side of the support beam, the adjusting beam is tightly connected to the frame, a plurality of sockets linearly arranged along the X-axis are provided on the support beam, an adjusting groove is provided on the adjusting beam, and a pin connected to the socket is provided in the adjusting groove.

[0014] Preferably, a first Z-axis slide groove and a second Z-axis slide groove are respectively opened on both sides of the frame body, and a first cylinder and a second cylinder are fixedly installed on the top of the frame body, and the piston rods of the first cylinder and the second cylinder are respectively arranged inside the first Z-axis slide groove and the second Z-axis slide groove; a first slide bar is fixedly installed in the first Z-axis slide groove, and the end of the piston rod of the first cylinder is fixedly connected to a third slide seat, and the side of the third slide seat is fixedly installed with a second slide bar that slidably cooperates with the first slide bar, and the laser cutting head is fixedly installed on the bottom of the third slide seat; the third slide bar is fixedly installed in the second Z-axis slide groove, and the end of the piston rod of the second cylinder is fixedly connected to a fourth slide seat, and the side of the fourth slide seat is fixedly installed with a fourth slide bar that slidably cooperates with the third slide bar, and two electric heating knife heads are provided and are fastened connected by a knife plate, and the knife plate is fastened connected to the bottom of the fourth slide seat, and the two electric heating knife heads are respectively arranged above the first film support plate and the second film support plate.

[0015] Preferably, the outer sides of the press carrier plate and the tool carrier plate are fastened together by a stabilizing plate, a first shaft seat is fixedly installed in the stabilizing plate, and a second shaft seat is fixedly installed on the frame, a sliding shaft with a slidable fit is provided in the first shaft seat and the second shaft seat, the top end of the sliding shaft is arranged above the stabilizing plate and fixedly mounted with a first limiting ring, and the bottom end of the sliding shaft is arranged inside the frame and fixedly mounted with a second limiting ring; a first roller plate and a second roller plate are fixedly installed on the outer sides of the load-bearing plate and the stabilizing plate, respectively, a clamping cylinder is provided on the outer sides of the first roller plate and the second roller plate, the winding roller is rotatably matched with the first roller plate and the second roller plate respectively, a fifth motor is fixedly installed on the outer side of the first roller plate, and the output shaft of the fifth motor is transmission-connected to the winding roller.

[0016] On the other hand, the present invention also provides a double-knife cutting method for processing a fully biodegradable film, the method comprising:

[0017] S1, the fully biodegradable film enters from one end of the first film support plate, and the edge of the fully biodegradable film is wound onto the winding roller, and the fifth motor is started to gradually wind the fully biodegradable film onto the winding roller;

[0018] S2, after the winding roller finishes winding the fully biodegradable film, the fifth motor is stopped, and the first motor and the second motor are started to move the first film support plate and the second film support plate outward, so that a gap appears between the first film support plate and the second film support plate;

[0019] S3, by starting the third motor, the presser carrier plate and the tool carrier plate are moved vertically downward along the Z axis, so that the pressing ball contacts the surface of the fully biodegradable film and presses it onto the first film support plate, and by controlling the first cylinder and the second cylinder, the laser cutting head cuts the fully biodegradable film, and the two electric heating heads press the fully biodegradable films on both sides after cutting onto the inner wall of the first film support plate and the second film support plate respectively, and the two electric heating heads perform edge sealing treatment on the cut edges of the fully biodegradable film by high temperature;

[0020] S4, starting the fifth motor to make the winding roller wind the remaining fully biodegradable film onto the winding roller.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] 1. The present invention can effectively support the fully biodegradable film by arranging the first film support plate and the second film support plate, and can use the load plate to linearly move the press plate and the tool plate in the Z-axis direction, so as to adjust the arrangement height of the laser cutting head and the electric heating head, so that the laser cutting head can cut the fully biodegradable film, and the electric heating head can be used to seal the cut edge of the fully biodegradable film, so as to facilitate the winding roller to stably wind up the cut fully biodegradable film; the present invention has strong structural functionality and high automation level, and can quickly realize the cutting, edge sealing and winding operations of the fully biodegradable film, thereby reducing the labor used in the cutting operation of the fully biodegradable film, and at the same time improve the production efficiency of the fully biodegradable film, which can avoid negative impacts on the processing and production of the fully biodegradable film;

[0023] 2. The present invention can facilitate the adjustment of the arrangement positions of the first hanging plate and the second hanging plate by setting the matching structure of the first Y-axis sliding groove, the second Y-axis sliding groove, the fourth slider and the fifth slider, so that the pressing ball can press the biodegradable films of various sizes on the first film support plate, thereby improving the flexibility of the overall equipment, so that it can adapt to the cutting and edge sealing operations of biodegradable films of various sizes, and the cutting equipment of the present invention can be used in various scenarios;

[0024] 3. The present invention can facilitate the adjustment of the layout position of the adjusting beam along the X-axis by setting the matching structure of the adjusting beam and the supporting beam, thereby further adjusting the layout position of the frame, increasing the adjustment flexibility of the cutting equipment, and ensuring the stability of the connection between the supporting beam and the adjusting beam by setting the matching structure of the jack and the adjusting slot, thereby ensuring the stability of the cutting equipment during cutting and edge sealing operations, further improving the accuracy of the processing and production of fully biodegradable films, and therefore has a very broad application prospect. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solution of the present invention, the following briefly introduces the drawings required for the description. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative work.

[0026] Figure 1 It is a schematic diagram of the overall structure of the cutting device of the present invention;

[0027] Figure 2 It is a schematic diagram of the installation structure of the first film support plate and the second film support plate of the present invention;

[0028] Figure 3 It is a schematic diagram of the installation structure of the first X-axis lead screw and the second X-axis lead screw of the present invention;

[0029] Figure 4 It is a schematic diagram of the support platform installation structure of the present invention;

[0030] Figure 5 It is a schematic diagram of the first slide installation structure of the present invention;

[0031] Figure 6 It is a schematic diagram of the installation structure of the first hanging plate and the second hanging plate of the present invention;

[0032] Figure 7 This is a schematic diagram of the installation structure of the fourth slider and the fifth slider of the present invention;

[0033] Figure 8 It is a schematic diagram of the structure of the press assembly of the present invention;

[0034] Fig. 9 It is a schematic diagram of the installation structure of the transmission belt and Y-axis guide rail of the present invention;

[0035] Fig.10 It is a schematic diagram of the installation structure of the clamping block and the sixth sliding block of the present invention;

[0036] Fig.11 It is a schematic diagram of the structure of the carrier frame of the present invention;

[0037] Fig.12 It is a schematic diagram of the installation structure of the first cylinder and the second cylinder of the present invention;

[0038] Fig.13 It is a schematic diagram of the matching structure of the first slide bar and the second slide bar of the present invention;

[0039] Fig.14 It is a schematic diagram of the first slide bar installation structure of the present invention;

[0040] Fig.15 It is a schematic diagram of the fourth slide installation structure of the present invention;

[0041] Fig.16 It is a schematic diagram of the installation structure of the electric heating blade head of the present invention;

[0042] Fig.17 It is a schematic diagram of the installation structure of the winding roller of the present invention;

[0043] In the figure: 1. frame, 2. first film support plate, 3. second film support plate, 4. support table, 5. load plate, 6. press plate, 7. tool plate, 8. first hanging plate, 9. second hanging plate, 10. press assembly, 1001. support plate, 1002. C-type seat, 1003. adjustment screw, 1004. screw cap, 1005. ball seat, 1006. clamping ball, 11. carrier, 1101. second slide seat, 1102. support beam, 1103. adjustment beam , 1104. Socket, 1105. Adjustment slot, 1106. Latch, 12. Frame, 13. Laser cutting head, 14. Electric heating head, 15. Winding roller, 16. First fixed frame, 17. Second fixed frame, 18. First motor, 19. Second motor, 20. First X-axis lead screw, 21. Second X-axis lead screw, 22. First X-axis guide rail, 23. Second X-axis guide rail, 24. First nut seat, 25. Second nut seat, 26. First slider, 27. Second Slider, 28. Third motor, 29. Z-axis rotating rod, 30. Z-axis guide rail, 31. Rod seat, 32. Third slider, 33. First slider, 34. Baffle bar, 35. Vertical plate, 36. Horizontal plate, 37. First Y-axis slide, 38. Second Y-axis slide, 39. Fourth slider, 40. Fifth slider, 41. First rotating wheel, 42. Second rotating wheel, 43. Fourth motor, 44. Transmission belt, 45. Y-axis guide rail, 46. Clamping block, 47. Sixth slider, 48. First Z-axis slide, 49. Second Z-axis slide, 50. First cylinder, 51. Second cylinder, 52. First slide, 53. Third slide, 54 Second slide, 55. Third slide, 56. Fourth slide, 57. Fourth slide, 58. Knife plate, 59. Stabilizing plate, 60. First shaft seat, 61. Second shaft seat, 62. Sliding shaft, 63. First limiting ring, 64. Second limiting ring, 65. First roller plate, 66. Second roller plate, 67. Clamping cylinder, 68. Fifth motor. DETAILED DESCRIPTION

[0044] In order to make the purpose, features and advantages of the present invention more obvious and easy to understand, the technical scheme of the present invention will be clearly and completely described below in conjunction with the drawings in this specific embodiment. Obviously, the embodiments described below are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0045] This specific embodiment provides a double-blade cutting device for processing a fully biodegradable film, such as Figure 1-Figure 17 As shown; it includes a frame 1, which is welded by multiple cross beams and longitudinal beams. A height-adjustable foot is provided at the bottom of the frame 1 to adjust the height and balance of the frame 1. A flat plate is provided on the top of the frame 1, which is welded to the longitudinal beams at the bottom of the frame 1, and the flat plate is the main bearing structure of the frame 1.

[0046] A symmetrically arranged first fixed frame 16 and a second fixed frame 17 are fixedly mounted on the upper surface of the flat plate of the frame 1, and a first motor 18 and a second motor 19 are fixedly mounted on the outer sides of the first fixed frame 16 and the second fixed frame 17, and the output shafts of the first motor 18 and the second motor 19 are arranged opposite to each other; a first X-axis lead screw 20 and a second X-axis lead screw 21 are rotatably arranged on the first fixed frame 16 and the second fixed frame 17, respectively, and the two ends of the first X-axis lead screw 20 and the second X-axis lead screw 21 are connected to the first fixed frame 16 and the second fixed frame 17 by means of a set lead screw seat, and the first X-axis lead screw 20 and the second X-axis lead screw 21 rotate in their lead screw seats respectively; the first X-axis lead screw 20 is drivingly connected to the output shaft of the first motor 18, and the second X-axis lead screw 21 is drivingly connected to the output shaft of the second motor 19, so that the first motor 18 and the second motor 19 respectively drive the first X-axis lead screw 20 and the second X-axis lead screw 21 to rotate. The first X-axis guide rail 22 and the second X-axis guide rail 23 are respectively arranged on the outer sides of the first X-axis lead screw 20 and the second X-axis lead screw 21. The first X-axis guide rail 22 and the second X-axis guide rail 23 are respectively arranged in two pieces and are symmetrically arranged. The first X-axis guide rail 22 and the second X-axis guide rail 23 are respectively fixedly mounted on the top of the first fixed frame 16 and the second fixed frame 17. The first X-axis lead screw 20 and the second X-axis lead screw 21 are respectively provided with a first nut seat 24 and a second nut seat 25. The first nut seat 24 and the second nut seat 25 are respectively connected to the first X-axis lead screw 2 0, the second X-axis lead screw 21 is threadedly rotated, the first X-axis guide rail 22 and the second X-axis guide rail 23 are respectively slidably installed with a first slider 26 and a second slider 27, the first nut seat 24 and the first slider 26 are both fastened to the first film support plate 2, and the second nut seat 25 and the second slider 27 are both fastened to the second film support plate 3; the first film support plate 2 and the second film support plate 3 can be adjusted in the X-axis direction along the first X-axis guide rail 22 and the second X-axis guide rail 23 under the rotation action of the first X-axis lead screw 20 and the second X-axis lead screw 21.

[0047] The inner thickness of the first film support plate 2 and the second film support plate 3 is greater than the outer thickness. The arrangement heights of the first film support plate 2 and the second film support plate 3 are the same and higher than the arrangement heights of the first motor 18 and the second motor 19, thereby facilitating the first film support plate 2 and the second film support plate 3 to move toward the outside of the frame 1.

[0048] A support platform 4 is provided on the side of the first film support plate 2 and the second film support plate 3, and the bottom of the support platform 4 is tightly connected to the upper surface of the flat plate of the frame 1. A third motor 28 is fixedly installed at the bottom of the support platform 4, and the third motor 28 is arranged inside the frame 1, and the output shaft of the third motor 28 is arranged upward. The interior of the support platform 4 is a cavity structure, and a Z-axis rotating rod 29 is rotatably installed in the internal cavity of the support platform 4. The output shaft end of the third motor 28 is arranged in the internal cavity of the support platform 4 and is transmission-connected to the Z-axis rotating rod 29. The side of the Z-axis rotating rod 29 is provided with a Z-axis guide rail 30 which is fastened to the support platform 4. The Z-axis guide rail 30 is provided with two and is symmetrically arranged. A rod seat 31 is mounted on the outer wall of the Z-axis rotating rod 29. The outer wall of the Z-axis rotating rod 29 is rotatably matched with the inner wall of the rod seat 31. The two Z-axis guide rails 30 are both slidably mounted with a third slider 32. The rod seat 31 and the third slider 32 are fixedly connected to a first slider 33. One end of the first slider 33 is arranged in the internal cavity of the support platform 4, and the end face is fastened to the rod seat 31 and the third slider 32; the other end of the first slider 33 is arranged on the outer side of the support platform 4 close to the first film support plate 2 and the second film support plate 3, and the end face is fastened to a load plate 5, and the load plate 5 can move linearly along the Z axis on the inner side of the support platform 4.

[0049] A press plate 6 and a tool plate 7 are fixedly mounted on the inner ends of the load plate 5, respectively. The press plate 6 is arranged above the first film support plate 2, and the tool plate 7 is arranged above the second film support plate 3. A first Y-axis slide groove 37 and a second Y-axis slide groove 38 are symmetrically provided at the inner ends of the press plate 6; the first Y-axis slide groove 37 and the second Y-axis slide groove 38 are provided with two and are symmetrically arranged up and down, and a fourth slider 39 and a fifth slider 40 are slidably mounted in the first Y-axis slide groove 37 and the second Y-axis slide groove 38, respectively, and the fourth slider 39 is fastened to the first hanging plate 8 by bolts, and the fifth slider 40 is fastened to the second hanging plate 9 by bolts; by providing the matching structure of the first Y-axis slide groove 37, the second Y-axis slide groove 38 and the fourth slider 39 and the fifth slider 40, the arrangement position of the first hanging plate 8 and the second hanging plate 9 can be easily adjusted, thereby increasing the flexibility of the overall equipment.

[0050] A press assembly 10 is fixedly installed on the inner side of the first hanging plate 8 and the second hanging plate 9. The press assembly 10 includes a support plate 1001 which is fastened to the first hanging plate 8 and the second hanging plate 9, a C-shaped seat 1002 is fixedly installed on the inner side of the support plate 1001, an adjusting screw 1003 is installed on the inner thread of the C-shaped seat 1002, and the adjusting screw 1003 can be threadedly adjusted on the C-shaped seat 1002 for arrangement position; a screw cap 1004 is fixedly installed on the top of the adjusting screw 1003, so as to provide convenience for the operator; a ball seat 1005 is fixedly installed on the bottom end of the adjusting screw 1003, and a pressing ball 1006 is hinged on the bottom of the ball seat 1005, and the pressing ball 1006 is in contact with the fully biodegradable film; so that the press assembly 10 is used to press the fully biodegradable film tightly on the first film support plate 2.

[0051] The first rotating wheel 41 and the second rotating wheel 42 are rotatably installed at the two ends of the inner side of the tool carrier plate 7, respectively, and the first rotating wheel 41 and the second rotating wheel 42 can rotate on the inner side of the tool carrier plate 7; a fourth motor 43 is fixedly installed on the outer side of the tool carrier plate 7, and the output shaft end of the fourth motor 43 is arranged on the inner side of the tool carrier plate 7 and rotates with the first rotating wheel 41, so that the fourth motor 43 drives the first rotating wheel 41 to rotate; a transmission belt 44 is commonly installed between the first rotating wheel 41 and the second rotating wheel 42, so that the first rotating wheel 41 can drive the second rotating wheel 42 and the transmission belt 44 to rotate together. A Y-axis guide rail 45 which is tightly connected to the tool carrier plate 7 is arranged on the side of the transmission belt 44. The transmission belt 44 is arranged in parallel with the Y-axis guide rail 45. A clamping block 46 is tightly clamped on the transmission belt 44. A sixth slider 47 is slidably installed on the Y-axis guide rail 45. The carrier 11 includes a second slide seat 1101 which is tightly connected to the clamping block 46 and the sixth slider 47. The second slide seat 1101 can be adjusted in the Y-axis direction along the Y-axis guide rail 45 under the action of the transmission belt 44, so that the carrier 11 can move linearly along the Y-axis. A support beam 1102 arranged along the X-axis is fixedly installed on the inner side of the second slide seat 1101, and an adjusting beam 1103 is slidingly sleeved on the outer side of the support beam 1102. The end of the adjusting beam 1103 is fastened to the frame 12. A plurality of sockets 1104 linearly arranged along the X-axis are provided on the support beam 1102, and an adjusting groove 1105 is provided on the adjusting beam 1103. A latch 1106 connected with the socket 1104 is provided in the adjusting groove 1105. By providing a matching structure of the socket 1104 and the adjusting groove 1105, the arrangement position of the adjusting beam 1103 along the X-axis can be adjusted conveniently, thereby adjusting the arrangement position of the frame 12 and ensuring the stability of the connection between the support beam 1102 and the adjusting beam 1103.

[0052] A first Z-axis groove 48 and a second Z-axis groove 49 are respectively provided on both sides of the frame 12, and a first cylinder 50 and a second cylinder 51 are fixedly installed on the top of the frame 12, and the piston rods of the first cylinder 50 and the second cylinder 51 are respectively arranged inside the first Z-axis groove 48 and the second Z-axis groove 49; a first slide bar 52 is fixedly installed in the first Z-axis groove 48, and a third slide seat 53 is fixedly connected to the end of the piston rod of the first cylinder 50, and a second slide bar 54 slidably matched with the first slide bar 52 is fixedly installed on the side of the third slide seat 53, and a plurality of balls are hinged on the inner side of the first slide bar 52, which can slidably match with the outer side surface of the second slide bar 54 by setting the balls. A laser cutting head 13 is arranged at the bottom of the third slide seat 53, and a laser cutting seat is fastened around the outer periphery of the laser cutting head 13, so that the laser cutting head 13 is fixedly installed at the bottom of the third slide seat 53, and an optical fiber conductor is arranged on the top of the laser cutting head 13, so that the laser cutting head 13 can stably output a cutting beam, and the laser cutting head 13 is arranged directly above the middle seam of the first film support plate 2 and the second film support plate 3. A third slide bar 55 is fixedly installed in the second Z-axis slide groove 49, a fourth slide seat 56 is fixedly connected to the end of the piston rod of the second cylinder 51, a fourth slide seat 56 is fixedly installed on the side of the fourth slide seat 56, and a fourth slide bar 57 that slidably cooperates with the third slide bar 55 is fixedly installed, and an electric heating knife head 14 is arranged at the bottom of the fourth slide seat 56. Two electric heating knife heads 14 are provided and are fastened to each other through a knife plate 58, and the knife plate 58 is fastened to the bottom of the fourth slide seat 56, so that the electric heating knife head 14 is fastened to the fourth slide seat 56; the tops of the two electric heating knife heads 14 are provided with plug ports for convenient electrical connection, so that power is supplied to the electric heating knife heads 14, so as to heat the electric heating knife heads 14, and the two electric heating knife heads 14 are respectively arranged above the first film support plate 2 and the second film support plate 3.

[0053] Among them, a baffle 34 is fixedly installed on the inner side of the support platform 4, and the length of the baffle 34 is smaller than the length of the first slide 33. A vertical plate 35 is fixedly installed on the inner side of the load plate 5, and a horizontal plate 36 is fixedly installed on the top of the vertical plate 35. The inner end surface of the horizontal plate 36 is arranged between the support platform 4 and the load plate 5. The spacing between the baffle 34 and the frame 1 is greater than the spacing between the first film support plate 2 and the second film support plate 3 and the frame 1. By setting the matching structure of the baffle 34 and the horizontal plate 36, it can be used to limit the lowest position of the load plate 5 along the Z-axis direction, thereby enhancing the safety of the overall equipment, and effectively avoiding the collision between the laser cutting head 13, the electric heating head 14 and the first film support plate 2 and the second film support plate 3 due to temporary power failure.

[0054] The outer sides of the press plate 6 and the tool plate 7 are fastened together by a stabilizing plate 59. A first shaft seat 60 is fixedly installed in the stabilizing plate 59. Two first shaft seats 60 are provided and are symmetrically arranged. A second shaft seat 61 is fixedly installed on the frame 1. Two second shaft seats 61 are provided and correspond to the first shaft seats 60 one by one. A sliding shaft 62 for sliding fit is provided in the first shaft seat 60 and the second shaft seat 61. The top end of the sliding shaft 62 is arranged above the stabilizing plate 59 and is fixedly sleeved with a first limiting ring 63. The bottom end of the sliding shaft 62 is arranged inside the frame 1 and is fixedly mounted with a second limiting ring 64; by setting the matching structure of the first shaft seat 60, the second shaft seat 61 and the sliding shaft 62, a matching structure can be set on the outer side of the press plate 6 and the tool plate 7, so as to ensure the stability of both sides of the press plate 6 and the tool plate 7, thereby enhancing the balance of the overall equipment; by setting the first limiting ring 63 and the second limiting ring 64, the sliding shaft 62 can be prevented from escaping from the first shaft seat 60 and the second shaft seat 61, thereby enhancing the coordination of the overall equipment.

[0055] The first roller plate 65 and the second roller plate 66 are fixedly installed on the outer sides of the load plate 5 and the stabilizing plate 59, respectively. The first roller plate 65 and the second roller plate 66 are symmetrically arranged. The first roller plate 65 and the second roller plate 66 are connected to the load plate 5 and the stabilizing plate 59 through a pin shaft, and a pressing cylinder 67 is installed on the outer side of the pin shaft. The pressing cylinder 67 is arranged in two and contacts with the outer sides of the first roller plate 65 and the second roller plate 66 respectively, so as to fix the installation position of the first roller plate 65 and the second roller plate 66. A winding roller 15 is arranged between the first roller plate 65 and the second roller plate 66. The winding roller 15 is arranged at the bottom of the tool carrier plate 7. The two ends of the winding roller 15 are respectively rotatably matched with the first roller plate 65 and the second roller plate 66. A fifth motor 68 is fixedly installed on the outer side of the first roller plate 65. The output shaft of the fifth motor 68 is connected to the winding roller 15 by transmission, so as to drive the winding roller 15 to rotate, so that the winding roller 15 can roll up the fully biodegradable film.

[0056] The above describes in detail an embodiment of a double-blade cutting device for processing a fully biodegradable film. Based on the double-blade cutting device for processing a fully biodegradable film described in the above embodiment, an embodiment of the present invention further provides a double-blade cutting method for processing a fully biodegradable film corresponding to the device, comprising the following steps:

[0057] S1, the fully biodegradable film enters from one end of the first film support plate 2, and the edge of the fully biodegradable film is wound onto the winding roller 15, and the fully biodegradable film is gradually wound onto the winding roller 15 by starting the fifth motor 68;

[0058] S2, after the winding roller 15 finishes winding the fully biodegradable film, the fifth motor 68 is stopped, and the first motor 18 and the second motor 19 are started to move the first film support plate 2 and the second film support plate 3 outward, so that a gap appears between the first film support plate 2 and the second film support plate 3, and the size of the gap is the same as the distance between the outer blade surfaces of the two electric heating blade heads 14;

[0059] S3, by starting the third motor 28, the presser carrier plate 6 and the tool carrier plate 7 are moved vertically downward along the Z axis, so that the pressing ball 1006 contacts the surface of the fully biodegradable film and presses it onto the first film support plate 2, and by controlling the first cylinder 50 and the second cylinder 51, the laser cutting head 13 cuts the fully biodegradable film, and the two electric heating heads 14 press the fully biodegradable films on both sides after cutting onto the inner wall of the first film support plate 2 and the second film support plate 3 respectively. After the two electric heating heads 14 are powered on for heating, the cut edges of the fully biodegradable film can be sealed by high temperature, and the high temperature is specifically controlled to be between 180°C and 200°C. The laser cutting head 13 and the two electric heating heads 14 move from one end of the stabilizing plate 59 to one end of the load plate 5 along the Y axis, thereby cutting the fully biodegradable film and completing the edge sealing;

[0060] S4. The press plate 6 and the cutter plate 7 are moved vertically upward along the Z axis by the third motor 28 , and the fifth motor 68 is started to make the winding roller 15 wind up the remaining fully biodegradable film onto the winding roller 15 .

[0061] Before cutting the fully biodegradable film, the operator can appropriately adjust the layout positions of the first hanging plate 8 and the second hanging plate 9 according to the width of the fully biodegradable film, so as to facilitate the pressing ball 1006 to press the fully biodegradable film onto the first film support plate 2.

[0062] In addition, the operator can adjust the layout position of the support beam 1102 and the adjustment beam 1103 so that the laser cutting head 13 is arranged directly above the middle seam between the first film support plate 2 and the second film support plate 3, and the two electric heating heads 14 are arranged above the first film support plate 2 and the second film support plate 3 respectively, thereby facilitating subsequent cutting and edge sealing operations.

[0063] Compared with the prior art, the double-blade cutting equipment and method for processing fully biodegradable films in the present invention have stronger structural functionality and higher automation level, and can quickly realize the cutting, edge sealing and rolling operations of fully biodegradable films, thereby reducing the labor used in the cutting operation of fully biodegradable films and improving the production efficiency of fully biodegradable films at the same time. Therefore, it has very broad application prospects.

[0064] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A double-blade cutting device for processing fully biodegradable films, comprising a frame (1), characterized in that: The frame (1) is provided with a first film support plate (2) and a second film support plate (3) which can move linearly along the X-axis and in opposite directions; the side parts of the first film support plate (2) and the second film support plate (3) are provided with a support platform (4) which is tightly connected to the frame (1); the inner side of the support platform (4) is provided with a load plate (5) which can move linearly along the Z-axis; the inner ends of the load plate (5) are respectively fixedly mounted with a press plate (6) and a tool plate (7); the inner side of the press plate (6) is provided with a first hanging plate (8) and a second hanging plate (9) which can move linearly along the Y-axis and are symmetrically arranged; the first hanging plate (8) and the second hanging plate (9) are provided with a first hanging plate (8) and a second hanging plate (9) which can move linearly along the Y-axis and are symmetrically arranged; ) are fixedly mounted on the inner side of each of the two cutting tools (10), the pressing tool assembly (10) being used to press the fully biodegradable film onto the first film support plate (2); a carrier frame (11) which can move linearly along the Y axis is arranged on the inner side of the tool carrier plate (7), a frame body (12) is fixedly mounted on the inner side of the carrier frame (11), a laser cutting head (13) and an electric heating head (14) which can move linearly along the Z axis are respectively arranged on both sides of the frame body (12), a winding roller (15) for winding up the fully biodegradable film is rotatably arranged at the bottom of the tool carrier plate (7), the winding roller (15) being arranged above the second film support plate (3).

2. The double-blade cutting device for processing a fully biodegradable film according to claim 1, characterized in that: The frame (1) is fastened with a symmetrically arranged first fixed frame (16) and a second fixed frame (17); a first motor (18) and a second motor (19) are fixedly mounted on the outer sides of the first fixed frame (16) and the second fixed frame (17); a first X-axis lead screw (20) and a second X-axis lead screw (21) are rotatably mounted on the first fixed frame (16) and the second fixed frame (17); the first X-axis lead screw (20) is drivingly connected to the output shaft of the first motor (18); the second X-axis lead screw (21) is drivingly connected to the output shaft of the second motor (19); a first X-axis guide rail (22) and a second X-axis guide rail (23) are respectively mounted on the outer sides of the first X-axis lead screw (20) and the second X-axis lead screw (21); the first X-axis guide rail (22) and the second X-axis guide rail (23) are respectively fixedly mounted on the first X-axis lead screw (20) and the second X-axis lead screw (23); A first fixing frame (16) and a second fixing frame (17) are provided at the top of the first X-axis lead screw (20) and the second X-axis lead screw (21), respectively, and a first slider (26) and a second slider (27) are slidably mounted on the first X-axis guide rail (22) and the second X-axis guide rail (23), respectively. The first slider (24) and the first slider (26) are both firmly connected to the first film support plate (2), and the second slider (27) and the second film support plate (3) are both firmly connected to the second film support plate (3). The inner thickness of the first film support plate (2) and the second film support plate (3) is greater than the outer thickness. The first film support plate (2) and the second film support plate (3) are arranged at the same height and are higher than the arrangement height of the first motor (18) and the second motor (19).

3. The double-blade cutting device for processing a fully biodegradable film according to claim 1, characterized in that: A third motor (28) is fixedly mounted on the bottom of the support platform (4), and the third motor (28) is arranged inside the frame (1). A Z-axis rotating rod (29) is rotatably mounted inside the support platform (4), and the output shaft of the third motor (28) is transmission-connected to the Z-axis rotating rod (29). A Z-axis guide rail (30) which is fixedly connected to the support platform (4) is arranged on the side of the Z-axis rotating rod (29). The Z-axis rotating rod (29) is sleeved with a rod seat (31), and a third sliding block (32) is slidably mounted on the Z-axis guide rail (30). The rod seat (31) and the third sliding block (32) are fixedly connected to a first sliding block (33) together, and the first sliding block (33) is fixedly connected to the load plate (5).

4. The double-blade cutting device for processing a fully biodegradable film according to claim 3, characterized in that: A baffle (34) is fixedly mounted on the inner side of the support platform (4), and the length of the baffle (34) is smaller than the length of the first slide seat (33). A vertical plate (35) is fixedly mounted on the inner side of the load-bearing plate (5), and a horizontal plate (36) is fixedly mounted on the top of the vertical plate (35). The inner end surface of the horizontal plate (36) is arranged between the support platform (4) and the load-bearing plate (5). The spacing between the baffle (34) and the frame (1) is larger than the spacing between the first film support plate (2), the second film support plate (3) and the frame (1).

5. The double-blade cutting device for processing a fully biodegradable film according to claim 1, characterized in that: A first Y-axis slide groove (37) and a second Y-axis slide groove (38) are symmetrically provided at both ends of the inner side of the press carrier plate (6); a fourth slider (39) and a fifth slider (40) are slidably installed in the first Y-axis slide groove (37) and the second Y-axis slide groove (38), respectively; the fourth slider (39) is fastened to the first hanging plate (8) by bolts, and the fifth slider (40) is fastened to the second hanging plate (9) by bolts.

6. The double-blade cutting device for processing a fully biodegradable film according to claim 1, characterized in that: The press assembly (10) comprises a support plate (1001) which is fastened to a first hanging plate (8) and a second hanging plate (9); a C-shaped seat (1002) is fixedly mounted on the inner side of the support plate (1001); an adjusting screw (1003) is internally threadedly mounted on the C-shaped seat (1002); a screw cap (1004) is fixedly mounted on the top end of the adjusting screw (1003); a ball seat (1005) is fixedly mounted on the bottom end of the adjusting screw (1003); a pressing ball (1006) is hingedly mounted on the bottom of the ball seat (1005); and the pressing ball (1006) is in contact with the fully biodegradable film.

7. The double-blade cutting device for processing a fully biodegradable film according to claim 1, characterized in that: The first rotating wheel (41) and the second rotating wheel (42) are rotatably mounted on the inner ends of the tool carrier plate (7), respectively; a fourth motor (43) is fixedly mounted on the outer side of the tool carrier plate (7); the fourth motor (43) is rotatably matched with the first rotating wheel (41); a transmission belt (44) is mounted on the first rotating wheel (41) and the second rotating wheel (42); a Y-axis guide rail (45) which is tightly connected to the tool carrier plate (7) is arranged on the side of the transmission belt (44); a clamping block (46) is tightly clamped on the transmission belt (44); a sixth sliding block (47) is slidably mounted on the Y-axis guide rail (45); the carrier frame (11) comprises A second slide seat (1101) is fixedly connected to the clamping block (46) and the sixth slide block (47); a support beam (1102) arranged along the X-axis is fixedly installed on the inner side of the second slide seat (1101); an adjustment beam (1103) is slidingly sleeved on the outer side of the support beam (1102); the adjustment beam (1103) is fixedly connected to the frame (12); a plurality of sockets (1104) linearly arranged along the X-axis are provided on the support beam (1102); an adjustment groove (1105) is provided on the adjustment groove (1105); a latch (1106) is provided in the adjustment groove (1105) and is plugged into the socket (1104).

8. The double-blade cutting device for processing a fully biodegradable film according to claim 1, characterized in that: The frame (12) has a first Z-axis slide groove (48) and a second Z-axis slide groove (49) on both sides, and a first cylinder (50) and a second cylinder (51) are fixedly installed on the top of the frame (12). The piston rods of the first cylinder (50) and the second cylinder (51) are arranged inside the first Z-axis slide groove (48) and the second Z-axis slide groove (49) respectively. A first slide bar (52) is fixedly installed in the first Z-axis slide groove (48), and the end of the piston rod of the first cylinder (50) is fixedly connected to a third slide seat (53). The side of the third slide seat (53) is fixedly installed with a second slide bar (54) that slidably cooperates with the first slide bar (52). ), the laser cutting tool head (13) is fixedly mounted on the bottom of the third slide (53); a third slide bar (55) is fixedly mounted in the second Z-axis slide groove (49); the piston rod end of the second cylinder (51) is fixedly connected to a fourth slide (56); a fourth slide bar (57) slidably matched with the third slide bar (55) is fixedly mounted on the side of the fourth slide (56); two electric heating tool heads (14) are provided and are fastened to each other via a tool plate (58); the tool plate (58) is fastened to the bottom of the fourth slide (56); and the two electric heating tool heads (14) are respectively arranged above the first film support plate (2) and the second film support plate (3).

9. The double-blade cutting device for processing a fully biodegradable film according to claim 1, characterized in that: The outer sides of the press plate (6) and the tool plate (7) are fastened to each other via a stabilizing plate (59); a first shaft seat (60) is fixedly mounted inside the stabilizing plate (59); a second shaft seat (61) is fixedly mounted on the frame (1); a sliding shaft (62) is slidably mounted inside the first shaft seat (60) and the second shaft seat (61); the top end of the sliding shaft (62) is arranged above the stabilizing plate (59) and is fixedly sleeved with a first limiting ring (63); the bottom end of the sliding shaft (62) is arranged inside the frame (1) and is fixedly sleeved with a first limiting ring (63); The fixed sleeve is provided with a second limiting ring (64); the outer sides of the load plate (5) and the stabilizing plate (59) are respectively fixedly provided with a first roller plate (65) and a second roller plate (66); the outer sides of the first roller plate (65) and the second roller plate (66) are both provided with a pressing cylinder (67); the winding roller (15) is respectively rotatably matched with the first roller plate (65) and the second roller plate (66); the outer side of the first roller plate (65) is fixedly provided with a fifth motor (68); the output shaft of the fifth motor (68) is drivingly connected to the winding roller (15).

10. A double-knife cutting method for processing a fully biodegradable film, which is implemented based on the double-knife cutting device for processing a fully biodegradable film according to any one of claims 1 to 9, characterized in that: The method comprises: S1, a fully biodegradable film enters from one end of the first film support plate (2), and the edge of the fully biodegradable film is wound onto the winding roller (15), and the fifth motor (68) is started to gradually wind the fully biodegradable film onto the winding roller (15); S2, after the reel (15) has finished reeling up the fully biodegradable film, the fifth motor (68) is stopped, the first motor (18) and the second motor (19) are started, and the first film support plate (2) and the second film support plate (3) are moved outwards, so that a gap appears between the first film support plate (2) and the second film support plate (3); S3, by starting the third motor (28), the presser carrier plate (6) and the tool carrier plate (7) are moved vertically downward along the Z axis, so that the pressing ball (1006) contacts the surface of the fully biodegradable film and presses it onto the first film support plate (2), and by controlling the first cylinder (50) and the second cylinder (51), the laser cutting head (13) cuts the fully biodegradable film, and the two electric heating heads (14) press the fully biodegradable films on both sides after cutting onto the inner wall of the first film support plate (2) and the second film support plate (3), respectively, and the two electric heating heads (14) perform edge sealing treatment on the cut edges of the fully biodegradable film by high temperature; S4, starting the fifth motor (68) to cause the winding roller (15) to wind the remaining fully biodegradable film onto the winding roller (15).

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