Tableware forming machine

Abstract

The utility model discloses a tableware forming machine. The tableware forming machine comprises a paper compounding mechanism, a blanking mechanism, a forming mechanism, a glue spraying mechanism and a drying mechanism which are arranged in sequence, the paper compounding mechanism can compound multiple layers of paper into paperboards, the blanking mechanism is used for blanking the paperboards into sheet-shaped paper tableware, the forming mechanism is used for shaping the sheet-shaped paper tableware into paper tableware, the glue spraying mechanism is used for spraying waterproof glue to the surfaces of the paper tableware, and the drying mechanism is used for drying the paper tableware subjected to glue spraying; the paper compounding mechanism comprises a paper compounding rack as well as a discharging mechanism, a gluing mechanism and a heat sealing mechanism which are sequentially arranged on the paper compounding rack from bottom to top; the discharging mechanism comprises a feeding motor and a discharging roller used for placing a paper roll, the discharging roller is installed on the paper composite rack, and the feeding motor can drive the discharging roller to rotate; the gluing mechanism comprises a gluing roller used for gluing paper, and the gluing roller is installed on the paper composite rack and located above the discharging roller. The heat sealing mechanism comprises a pressing roller air cylinder, an upper hot pressing roller, a lower hot pressing roller and an air cylinder support, the air cylinder support is installed on the paper composite rack and located above the glue spreading roller, the pressing roller air cylinder is installed on the air cylinder support, and the lower hot pressing roller is installed on the paper composite rack; the pressing roller air cylinder can drive the upper hot-pressing roller to be close to the lower hot-pressing roller so as to press the multiple layers of glued paper. And pollution generated in the paper tableware production process is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of tableware production devices, in particular to a tableware forming machine. Background Art

[0002] Disposable plastic tableware is popular among consumers because of its convenience. However, this type of tableware has caused a considerable burden on the environment. To solve this problem, tableware made of degradable materials has emerged, among which paper tableware is highly praised because of its degradability.

[0003] At present, the production of paper tableware mainly relies on pulp molding technology. In the actual production process, the dispersion of pulp consumes a lot of water resources. The large amount of sewage generated in this process pollutes the environment. How to reduce pollution in the production process of paper tableware has become a key issue of concern and research in the industry. Summary of the invention

[0004] The utility model provides a tableware forming machine to reduce the pollution generated in the production process of paper tableware.

[0005] In order to achieve the above purpose, the technical solution of the utility model is:

[0006] A tableware forming machine comprises: a paper compounding mechanism, a punching mechanism, a forming mechanism, a glue spraying mechanism and a drying mechanism which are arranged in sequence;

[0007] The paper compounding mechanism is capable of compounding multiple layers of paper into paperboard, the punching mechanism is used to punch the paperboard into sheet-shaped paper tableware, the forming mechanism is used to shape the sheet-shaped paper tableware into paper tableware, the glue spraying mechanism is used to spray waterproof glue on the surface of the paper tableware, and the drying mechanism is used to dry the paper tableware after glue spraying;

[0008] The paper compounding mechanism comprises a paper compounding frame and a feeding mechanism, a gluing mechanism and a heat-sealing mechanism which are sequentially arranged on the paper compounding frame from bottom to top;

[0009] The unloading mechanism includes a feeding motor and an unloading roller for placing a paper roll, the unloading roller is installed on the paper compounding frame, and the feeding motor can drive the unloading roller to rotate;

[0010] The gluing mechanism comprises a gluing roller for gluing paper, the gluing roller is mounted on the paper compounding frame, and the gluing roller is located above the unwinding roller;

[0011] The heat-sealing mechanism includes a pressure roller cylinder, an upper hot pressure roller, a lower hot pressure roller and a cylinder bracket, wherein the cylinder bracket is installed on a paper composite frame, the cylinder bracket is located above the glue coating roller, the pressure roller cylinder is installed on the cylinder bracket, and the lower hot pressure roller is installed on the paper composite frame, and the pressure roller cylinder can drive the upper hot pressure roller to approach the lower hot pressure roller to press the glued multi-layer paper.

[0012] Furthermore, the molding mechanism includes a molding machine hydraulic cylinder, a molding machine frame, a linkage rod, and a top mold, a middle mold, and a bottom mold that are arranged relatively, and a molding cavity for paper tableware can be formed between the top mold and the middle mold and between the middle mold and the bottom mold, respectively, and an oblong hole is opened on the linkage rod;

[0013] The molding machine hydraulic cylinder is installed on the molding machine frame, the top mold is fixed on the piston rod of the molding machine hydraulic cylinder, the outer peripheries of the top mold and the middle mold are fixed with sliding pins arranged in the oblong holes, and the bottom mold is fixed on the molding machine frame;

[0014] The hydraulic cylinder of the molding machine can drive the top mold away from the bottom mold, so that the linkage rod drives the middle mold to separate from the bottom mold to realize mold opening;

[0015] The hydraulic cylinder of the molding machine can drive the top mold to approach the bottom mold, so that the top mold presses the middle mold and the bottom mold to achieve mold closing.

[0016] Furthermore, it also includes a suction cup feeding mechanism, which includes an upper feeding suction cup manipulator, a lower feeding suction cup manipulator, an upper picking suction cup manipulator, a lower picking suction cup manipulator and two beams of different heights, and a slide rail and a rack are provided on the beam;

[0017] The upper feeding suction cup manipulator is installed on the slide rail of the crossbeam located above, and an upper feeding motor with an output shaft gear meshing with a rack is provided on the upper feeding suction cup manipulator, and the upper feeding motor can drive the upper feeding suction cup manipulator to slide along the slide rail to deliver the sheet-like paper tableware to between the top mold and the middle mold;

[0018] The upper material taking suction cup manipulator is installed on the slide rail of the crossbeam located above, and the upper material taking suction cup manipulator is provided with an upper material taking motor whose output shaft gear is meshed with the rack. The upper material taking motor can drive the upper material taking suction cup manipulator to slide along the slide rail to take out the paper tableware after being shaped in the forming cavity between the top mold and the middle mold, and send it to the glue spraying mechanism for glue spraying and then transfer it to the drying mechanism;

[0019] The lower feeding suction cup manipulator is installed on the slide rail of the crossbeam located below, and the lower feeding suction cup manipulator is provided with a lower feeding motor whose output shaft gear is meshed with a rack, and the lower feeding motor can drive the lower feeding suction cup manipulator to slide along the slide rail to deliver the sheet-like paper tableware to between the middle mold and the bottom mold;

[0020] The lower material picking suction cup manipulator is installed on the slide rail of the horizontal beam located below. The lower material picking suction cup manipulator is provided with a lower material picking motor whose output shaft gear is meshed with a rack. The lower material picking motor can drive the lower material picking suction cup manipulator to slide along the slide rail to take out the paper tableware after being shaped in the forming cavity between the middle mold and the bottom mold, and send it to the glue spraying mechanism for glue spraying and then transfer it to the drying mechanism.

[0021] Further, it also includes a first conveyor, a second conveyor and a third conveyor;

[0022] The first conveyor is capable of receiving the sheet-like paper tableware dropped from the punching mechanism, the top surface of the first conveyor is higher than the top surface of the second conveyor, and a receiving box is provided at one end of the first conveyor close to the second conveyor;

[0023] The receiving box comprises an inclined slide and a box body interconnected with the inclined slide, the bottom of the box body is provided with a through hole matching the contour of the sheet-like paper tableware, and the sheet-like paper tableware can fall onto the second conveyor after passing through the through hole;

[0024] The top surface of the second conveyor is higher than the top surface of the third conveyor, and the sheet-like paper tableware can fall onto the third conveyor through the second conveyor, and the third conveyor can transport the sheet-like paper tableware to the working area of ​​the upper feeding suction cup manipulator and the lower feeding suction cup manipulator.

[0025] Furthermore, the blanking mechanism includes a blanking machine frame, a blanking determination die, a blanking movable die, and a blanking machine motor capable of driving the blanking movable die to approach or move away from the blanking determination die;

[0026] The punching machine motor is installed on the punching machine frame, and the punching die is fixed on the punching machine frame.

[0027] Furthermore, the glue spraying mechanism includes a glue spraying machine and a glue spraying machine bracket;

[0028] The glue sprayer is fixed on a glue sprayer bracket, and a tableware glue spraying slot is provided on the glue sprayer. Glue spraying heads for spraying glue toward the tableware glue spraying slot are provided on both sides of the tableware glue spraying slot;

[0029] The upper material taking suction cup manipulator and the lower material taking suction cup manipulator can deliver the paper tableware into the tableware glue spraying tank for glue spraying.

[0030] Further, the drying mechanism includes a dryer, wherein a dryer chain, a dryer sprocket, a dryer fixture, a dryer sprocket motor and a heater are arranged in the dryer, and the dryer sprocket motor drives the dryer sprocket to rotate, so that the dryer sprocket drives the dryer chain to rotate;

[0031] The dryer is also provided with a fan and a fan motor, the fan outlet faces the heater, the fan motor can drive the fan to rotate, and the airflow generated by the fan is heated by the heater and blown toward the dryer chain;

[0032] The dryer clamp comprises a mounting rod, a spring and two clamping plates, one end of the mounting rod is fixedly connected to the dryer chain, the other end of the mounting rod is sleeved with two clamping plates, the spring sleeved on the mounting rod abuts against the clamping plates, so that the two clamping plates can clamp the paper tableware delivered by the upper material taking suction cup manipulator and the lower material taking suction cup manipulator;

[0033] The dryer is also provided with a dryer clamp cylinder, and the piston rod of the dryer clamp cylinder can be extended to abut against the side of the clamp close to the spring away from the spring, so that the two clamps are separated to release the dried paper tableware.

[0034] Furthermore, it also includes a material transfer mechanism, the material transfer mechanism includes a first material transfer chain, a second material transfer chain, a partition, a material transfer machine bracket, a first driving sprocket, and a second driving sprocket, and the first driving sprocket and the second driving sprocket are installed on the material transfer machine bracket;

[0035] Partitions are fixed on both the first material transfer chain and the second material transfer chain, and gaps are left between adjacent partitions. The paper tableware released by the dryer can fall horizontally into the gap of the second material transfer chain. The second active sprocket can drive the second material transfer chain to rotate and transfer the paper tableware horizontally to the gap of the first material transfer chain. The first active sprocket can drive the first material transfer chain to rotate, so that the paper tableware rises tiltedly with the first material transfer chain and then drops vertically into the packaging mechanism.

[0036] Furthermore, it also includes a packaging mechanism, which includes an upper packaging and feeding bracket, an upper packaging and feeding clamp, a lower packaging and feeding clamp, a lower packaging and feeding bracket, and an automatic packaging machine for disposable tableware;

[0037] The packaging and feeding lower clamp is installed on the packaging and feeding lower bracket, and the packaging and feeding lower clamp can receive the paper tableware erected by the feeding mechanism, and the packaging and feeding lower clamp can convey the paper tableware to the working area of ​​the packaging and feeding upper clamp through the packaging and feeding lower bracket;

[0038] The upper packaging and feeding clamp is installed on the upper packaging and feeding bracket. The upper packaging and feeding clamp can clamp the paper tableware in the lower packaging and feeding clamp, and transport the paper tableware to the disposable tableware automatic packaging machine through the upper packaging and feeding bracket.

[0039] Further, it comprises a plurality of paper compounding mechanisms arranged in sequence, each of the paper compounding mechanisms comprises two heat-sealing mechanisms;

[0040] The heat-sealing mechanism further comprises a pressure roller motor, which is mounted on the paper composite machine frame and is used to drive the lower heat-pressing roller to rotate;

[0041] An upper heater and a lower heater are arranged opposite to each other between the two heat-sealing mechanisms of each paper compounding mechanism, and the glued multi-layer paper can pass between the upper heater and the lower heater.

[0042] Beneficial effects:

[0043] The tableware forming machine provided by the utility model combines multiple layers of paper into paperboard through a paper combining mechanism, punches the paperboard into sheet-like paper tableware through a punching mechanism, shapes the sheet-like paper tableware into paper tableware through a forming mechanism, sprays glue on the paper tableware through a glue spraying mechanism, and dries the glue-sprayed paper tableware through a drying mechanism, thereby producing paper tableware without using a pulp molding process, reducing the waste of water resources and reducing the pollution generated in the production process of paper tableware. BRIEF DESCRIPTION OF THE DRAWINGS

[0044] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0045] Figure 1 It is a structural schematic diagram of the tableware forming machine disclosed in the utility model;

[0046] Figure 2 for Figure 1 The enlarged view of point B;

[0047] Figure 3 for Figure 1 The enlarged view of G;

[0048] Figure 4 for Figure 1 Enlarged view of point C;

[0049] Figure 5 for Figure 1 The enlarged view of point D;

[0050] Figure 6 It is a structural schematic diagram of the glue spraying mechanism of the tableware forming machine disclosed in the utility model;

[0051] Figure 7 It is a bottom view of the glue spraying mechanism of the tableware forming machine disclosed in the utility model;

[0052] Figure 8 It is a structural schematic diagram of the material conveying mechanism and the packaging mechanism of the tableware forming machine disclosed in the utility model;

[0053] Fig. 9 It is a top view schematic diagram of the tableware forming machine disclosed in the utility model;

[0054] Fig.10 for Fig. 9 The enlarged view of point E;

[0055] Fig.11 for Fig. 9 The enlarged view of F;

[0056] Fig.12 for Fig. 9 A magnified view of point I;

[0057] Fig.13 for Fig. 9 Enlarged view of H;

[0058] Fig.14 It is a structural schematic diagram of a drying machine fixture of a tableware forming machine disclosed in the utility model;

[0059] Fig.15 The utility model is a bottom view of the drying machine clamp of the tableware forming machine disclosed in the utility model.

[0060] In the figure:

[0061] 1. Press roller cylinder; 2. Bearing seat; 3. Upper hot press roller; 4. Lower hot press roller; 5. Upper heater; 6. Lower heater; 7. Upper frame; 8. Glue roller; 9. Column; 10. Lower frame; 11. First press roller motor; 12. Feeding motor; 13. Second press roller motor; 14. Cylinder bracket; 15. Feeding roller; 16. Connecting bolt; 17. Punching machine motor; 18. Punching moving die; 19. Punching determining die; 20. First conveyor; 21. Punching machine frame; 22. First conveyor bracket ; 23, first conveyor motor; 24, second conveyor roller; 25, second conveyor bracket; 26, first conveyor roller; 27, receiving box; 28, second conveyor motor; 29, molding machine hydraulic cylinder; 30, upper feeding suction cup manipulator; 31, crossbeam; 32, slide rail; 33, rack; 34, upper feeding motor; 35, lower feeding suction cup manipulator; 36, lower feeding motor; 37, third conveyor motor; 38, third conveyor roller; 39, third conveyor bearing; 4 0. The third conveyor; 41. The frame of the molding machine; 42. The glue sprayer; 43. The glue sprayer bracket; 44. The feeder bearing; 45. The feeder bracket; 46. The feeder roller; 47. The lower material picking suction cup manipulator; 48. The lower material picking motor; 49. The upper material picking suction cup manipulator; 50. The upper material picking motor; 51. The upper bracket of the packaging and feeding; 52. The upper clamp of the packaging and feeding; 53. The automatic packaging machine for disposable tableware; 54. The glue sprayer; 55. The tableware glue spraying tank; 56. The lower clamp of the packaging and feeding ; 57. lower bracket for packaging and feeding; 58. partition; 59. first driving sprocket; 60. second driving sprocket; 61. dryer sprocket; 62. dryer fixture; 63. dryer; 64. heater; 65. dryer sprocket motor; 66. fan; 67. fan motor; 68. dryer fixture cylinder; 69. clamp; 70. mounting rod; 71. spring; 72. tensioning roller; 73. top mold; 74. middle mold; 75. bottom mold; 76. linkage rod; 77. sliding pin; A. paper. DETAILED DESCRIPTION

[0062] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0063] This embodiment provides a tableware forming machine, such as Figure 1 and Fig. 9 As shown, it includes: a paper compounding mechanism, a punching mechanism, a forming mechanism, a glue spraying mechanism and a drying mechanism which are arranged in sequence;

[0064] The paper compounding mechanism is capable of compounding multiple layers of paper into paperboard, the punching mechanism is used to punch the paperboard into sheet-shaped paper tableware, the forming mechanism is used to shape the sheet-shaped paper tableware into paper tableware, the glue spraying mechanism is used to spray waterproof glue on the surface of the paper tableware, and the drying mechanism is used to dry the paper tableware after glue spraying;

[0065] like Figure 2 and Fig.10 As shown, the paper compounding mechanism comprises a paper compounding frame and a feeding mechanism, a gluing mechanism and a heat-sealing mechanism which are sequentially arranged on the paper compounding frame from bottom to top;

[0066] like Figure 2 and Fig.10 As shown, the unloading mechanism includes a feeding motor 12 and an unloading roller 15 for placing a paper roll, the unloading roller 15 is installed on the paper compounding frame, and the feeding motor 12 can drive the unloading roller 15 to rotate;

[0067] like Figure 2 and Fig.10 As shown, the gluing mechanism includes a gluing roller 8 for gluing paper, the gluing roller 8 is installed on the paper compounding frame, and the gluing roller 8 is located above the unloading roller 15;

[0068] like Figure 2 and Fig.10 As shown, the heat-sealing mechanism includes a pressure roller cylinder 1, an upper heat-sealing roller 3, a lower heat-sealing roller 4 and a cylinder bracket 14. The cylinder bracket 14 is fixed to the paper composite frame by bolts. The cylinder bracket 14 is located above the glue-coating roller 8. The pressure roller cylinder 1 is mounted on the cylinder bracket 14. The lower heat-sealing roller 4 is mounted on the paper composite frame. The pressure roller cylinder 1 can drive the upper heat-sealing roller 3 to approach the lower heat-sealing roller 4 to press the glue-coated multi-layer paper.

[0069] The tableware forming machine provided in this embodiment combines multiple layers of paper into paperboard through a paper combining mechanism, punches the paperboard into sheet-shaped paper tableware through a punching mechanism, shapes the sheet-shaped paper tableware into paper tableware through a forming mechanism, sprays glue on the paper tableware through a glue spraying mechanism, and dries the glue-sprayed paper tableware through a drying mechanism, thereby producing paper tableware without using a pulp molding process, reducing the waste of water resources and reducing the pollution generated in the production process of paper tableware;

[0070] If the unloading mechanism, gluing mechanism and heat-sealing mechanism are laid out in sequence, more site area will be occupied. By arranging the unloading mechanism, gluing mechanism and heat-sealing mechanism in sequence from bottom to top on the paper composite machine frame, the space can be reasonably utilized, the site area occupied can be effectively reduced, thereby reducing production costs.

[0071] In a specific embodiment, Figure 4 and Fig.12 As shown, the molding mechanism includes a molding machine hydraulic cylinder 29, a molding machine frame 41, a linkage rod 76, and a top mold 73, a middle mold 74, and a bottom mold 75 arranged relatively to each other. A molding cavity for paper tableware can be formed between the top mold 73 and the middle mold 74 and between the middle mold 74 and the bottom mold 75, respectively. An oblong hole is provided on the linkage rod 76.

[0072] The molding machine hydraulic cylinder 29 is installed on the molding machine frame 41, the top die 73 is fixed on the piston rod of the molding machine hydraulic cylinder 29, the outer peripheries of the top die 73 and the middle die 74 are welded and fixed with sliding pins 77 arranged in the oblong holes, and the bottom die 75 is fixed on the molding machine frame 41;

[0073] The molding machine hydraulic cylinder 29 can drive the top mold 73 away from the bottom mold 75, so that the linkage rod 76 drives the middle mold 74 to separate from the bottom mold 75, thereby realizing mold opening;

[0074] The molding machine hydraulic cylinder 29 can drive the top mold 73 to approach the bottom mold 75, so that the top mold 73 presses the middle mold 74 and the bottom mold 75 to achieve mold closing;

[0075] By forming two molding cavities between the top mold 73, the middle mold 74 and the bottom mold 75, the production efficiency of the paper tableware can be effectively improved.

[0076] In a specific embodiment, Figure 4 and Fig.12 As shown, it also includes a suction cup feeding mechanism, which includes an upper feeding suction cup manipulator 30, a lower feeding suction cup manipulator 35, an upper picking suction cup manipulator 49, a lower picking suction cup manipulator 47 and two beams 31 of different heights, and a slide rail 32 and a rack 33 are provided on the beam 31;

[0077] The upper feeding suction cup manipulator 30 is installed on the slide rail 32 of the crossbeam 31 located above, and the upper feeding suction cup manipulator 30 is provided with an upper feeding motor 34 whose output shaft gear is meshed with the rack 33. The upper feeding motor 34 can drive the upper feeding suction cup manipulator 30 to slide along the slide rail 32 to deliver the sheet-like paper tableware to between the top mold 73 and the middle mold 74;

[0078] The upper material taking suction cup manipulator 49 is installed on the slide rail 32 of the upper crossbeam 31, and the upper material taking suction cup manipulator 49 is provided with an upper material taking motor 50 whose output shaft gear is meshed with the rack 33. The upper material taking motor 50 can drive the upper material taking suction cup manipulator 49 to slide along the slide rail 32, take out the paper tableware after being formed in the forming cavity between the top mold 73 and the middle mold 74, and send it to the glue spraying mechanism for glue spraying and then transfer it to the drying mechanism;

[0079] The lower feeding suction cup manipulator 35 is installed on the slide rail 32 of the crossbeam 31 located below. The lower feeding suction cup manipulator 35 is provided with a lower feeding motor 36 whose output shaft gear is meshed with the rack 33. The lower feeding motor 36 can drive the lower feeding suction cup manipulator 35 to slide along the slide rail 32 to deliver the sheet-like paper tableware to between the middle mold 74 and the bottom mold 75.

[0080] The lower material taking suction cup manipulator 47 is installed on the slide rail 32 of the cross beam 31 located below. The lower material taking suction cup manipulator 47 is provided with a lower material taking motor 48 whose output shaft gear is meshed with the rack 33. The lower material taking motor 48 can drive the lower material taking suction cup manipulator 47 to slide along the slide rail 32 to take out the paper tableware after being formed in the molding cavity between the middle mold 74 and the bottom mold 75, and send it to the glue spraying mechanism for glue spraying and then transfer it to the drying mechanism;

[0081] The sheet-like paper tableware is conveyed to the forming mechanism by the upper feeding suction cup manipulator 30 and the lower feeding suction cup manipulator 35, and the formed paper tableware is taken out from the forming mechanism by the upper picking suction cup manipulator 49 and the lower picking suction cup manipulator 47, and the upper and lower transmissions are respectively performed, which can effectively improve the production efficiency of the paper tableware.

[0082] In a specific embodiment, it further includes a first conveyor 20, a second conveyor and a third conveyor 40;

[0083] The first conveyor 20 can receive the sheet-like paper tableware dropped from the punching mechanism. The top surface of the first conveyor 20 is higher than the top surface of the second conveyor. A receiving box 27 is provided at one end of the first conveyor 20 close to the second conveyor.

[0084] like Figure 3 As shown, the receiving box 27 includes an inclined slide and a box body interconnected with the inclined slide, and a through hole matching the contour of the sheet-like paper tableware is provided at the bottom of the box body, and the sheet-like paper tableware can fall onto the second conveyor after passing through the through hole;

[0085] The top surface of the second conveyor is higher than the top surface of the third conveyor, and the sheet-like paper tableware can fall onto the third conveyor through the second conveyor, and the third conveyor can convey the sheet-like paper tableware to the working area of ​​the upper feeding suction cup manipulator 30 and the lower feeding suction cup manipulator 35;

[0086] There are slight deviations in the time when several sheets of paper tableware fall from the punching mechanism, such as Fig.11 As shown, several sheet-like paper tableware cannot be neatly arranged in a row on the conveyor belt of the first conveyor 20. In order to align the sheet-like paper tableware and facilitate the later delivery, a receiving box 27 is provided, so that the sheet-like paper tableware enters the box body from the conveyor belt of the first conveyor 20 through the inclined slideway, and falls on the conveyor belt of the second conveyor through the through hole and is neatly arranged;

[0087] Next, the second conveyor is started, so that the conveyor belt of the second conveyor located directly below the box body vacates an area for receiving the sheet paper tableware, and the first conveyor continues to convey the sheet paper tableware, so that the sheet paper tableware falls on the conveyor belt of the second conveyor from the through hole again, and then the second conveyor is started again, so that the conveyor belt of the second conveyor vacates an area for receiving the sheet paper tableware again, and this is repeated several times until a sufficient number of sheet paper tableware on the second conveyor is accumulated. At this time, the second conveyor is controlled to work continuously to transfer the sheet paper tableware to the third conveyor. In actual application, ten receiving boxes 27 are fixed on the bracket, and fifty sheet paper tableware are accumulated on the second conveyor and then transferred to the third conveyor;

[0088] In this embodiment, if Figure 3 and Fig.11 As shown, the first conveyor 20 includes a first conveyor support 22, a first conveyor motor 23 and a first conveyor roller 26, wherein the first conveyor motor 23 is mounted on the first conveyor support 22, the first conveyor roller 26 is rotatably connected to the first conveyor support 22 via a bearing provided on the first conveyor support 22, and the first conveyor motor 23 drives the first conveyor roller 26 to rotate via a belt drive, so that the conveyor belt on the first conveyor 20 can convey materials;

[0089] In this embodiment, if Figure 3 and Fig.11 As shown, the second conveyor includes a second conveyor roller shaft 24, a second conveyor bracket 25 and a second conveyor motor 28, the second conveyor motor 28 is installed on the second conveyor bracket 25, the second conveyor roller shaft 24 is rotatably connected to the second conveyor bracket 25 through a bearing arranged on the second conveyor bracket 25, and the second conveyor motor 28 drives the second conveyor roller shaft 24 to rotate, so that the conveyor belt on the second conveyor can convey materials;

[0090] In this embodiment, if Figure 4 and Fig.12 As shown, the third conveyor 40 includes a third conveyor support, a third conveyor motor 37 and a third conveyor roller 38. The third conveyor motor 37 is installed on the third conveyor support. The third conveyor roller 26 is rotatably connected to the third conveyor support through a third conveyor bearing 39 arranged on the third conveyor support. The third conveyor motor 37 drives the third conveyor roller 38 to rotate, so that the conveyor belt on the third conveyor can transport materials.

[0091] In a specific embodiment, Figure 3 and Fig.11 As shown, the blanking mechanism includes a blanking machine frame 21, a blanking die 19, a blanking movable die 18, and a blanking machine motor 17 capable of driving the blanking movable die 18 to approach or move away from the blanking die 19. In this embodiment, the blanking machine motor 17 drives the blanking movable die 18 to move vertically through a gear rack structure, and the blanking movable die 18 is fixed to the end of the rack;

[0092] The punching machine motor 17 is installed on the punching machine frame 21 , and the punching die 19 is fixed on the punching machine frame 21 . The sheet-like paper tableware can be dropped from the punching die 19 onto the conveyor belt of the first conveyor 20 .

[0093] In a specific embodiment, Figure 4 , Figure 7 and Fig.12 As shown, the glue spraying mechanism includes a glue spraying machine 42 and a glue spraying machine bracket 43;

[0094] The glue spraying machine 42 is fixed on the glue spraying machine bracket 43. Figure 6 As shown, the glue spraying machine 42 is provided with a tableware glue spraying slot 55, and glue spraying heads 54 are provided on both sides of the tableware glue spraying slot 55 for spraying glue into the tableware glue spraying slot 55;

[0095] The upper material taking suction cup manipulator 49 and the lower material taking suction cup manipulator 47 can deliver the paper tableware into the tableware glue spraying tank 55 for spraying. In this embodiment, the waterproof glue sprayed by the glue spraying head 54 is AQUENCE LA 3304LV. Those skilled in the art can also choose other glues that can provide waterproof effect for the surface of paper tableware.

[0096] In a specific embodiment, Figure 5 and Fig.12 As shown, the drying mechanism includes a dryer 63, wherein the dryer 63 is provided with a dryer chain, a dryer sprocket 61, a dryer fixture 62, a dryer sprocket motor 65 and a heater 64, wherein the dryer sprocket motor 65 drives the dryer sprocket 61 to rotate, so that the dryer sprocket 61 drives the dryer chain to rotate;

[0097] The dryer 63 is also provided with a fan 66 and a fan motor 67. The air outlet of the fan 66 faces the heater 64. The fan motor 67 can drive the fan 66 to rotate. The airflow generated by the fan 66 is heated by the heater 64 and blown toward the dryer chain.

[0098] like Fig.14 and Fig.15 As shown, the dryer clamp 62 includes a mounting rod 70, a spring 71 and two clamping plates 69, one end of the mounting rod 70 is fixedly connected to the dryer chain, and the other end of the mounting rod 70 is sleeved with two clamping plates 69, and the spring 71 sleeved on the mounting rod 70 abuts against the clamping plates 69, so that the two clamping plates 69 can clamp the paper tableware delivered by the upper material taking suction cup manipulator 49 and the lower material taking suction cup manipulator 47;

[0099] like Fig.12 As shown, the dryer 63 is also provided with a dryer clamp cylinder 68, and the piston rod of the dryer clamp cylinder 68 can be extended to abut against the side of the clamp 69 close to the spring 71 and away from the spring 71, so that the two clamps 69 are separated to release the dried paper tableware.

[0100] In a specific embodiment, a material transfer mechanism is also included, such as Figure 8 and Fig.13 As shown, the material conveying mechanism includes a first material conveying chain, a second material conveying chain, a partition plate 58, a material conveying machine bracket 45, a first driving sprocket 59, and a second driving sprocket 60. The first driving sprocket 59 and the second driving sprocket 60 are installed on the material conveying machine bracket 45;

[0101] In this embodiment, the second driving sprocket 60 is mounted on the conveyor roller shaft 46, and the conveyor roller shaft 46 is rotatably connected to the conveyor bracket 45 through the conveyor bearing 44 on the conveyor bracket 45;

[0102] The first driving sprocket 59 is mounted on the rear roller of the feeder, and the rear roller of the feeder is rotatably connected to the feeder bracket 45 through the bearing on the feeder bracket 45;

[0103] The first material transfer chain and the second material transfer chain are both fixed with partitions 58, and there is a gap between the adjacent partitions 58, so that the paper tableware released by the dryer 63 can fall horizontally into the gap of the second material transfer chain, and the second active sprocket 60 can drive the second material transfer chain to rotate, and horizontally transfer the paper tableware to the gap of the first material transfer chain, and the first active sprocket 59 can drive the first material transfer chain to rotate, so that the paper tableware rises with the first material transfer chain and then vertically descends to enter the packaging mechanism, so that the paper tableware can be arranged vertically to save space;

[0104] In practical applications, the conveyor roller shaft 46 is provided with two second driving sprockets 60 and two corresponding second material transfer chains, the conveyor rear end roller shaft is provided with two first driving sprockets 59 and two corresponding first material transfer chains, and the conveyor rear end roller shaft is also provided with two second driven sprockets spaced apart from the two first driving sprockets 59, and the second driven sprockets are meshed with the second material transfer chains, so that the paper tableware can be transferred from the second material transfer chains to the first material transfer chains;

[0105] A limit baffle is provided on the outer side of a vertically descending section of the first material conveying chain to prevent the paper tableware from being thrown out of the second material conveying chain before entering the packaging mechanism.

[0106] In a specific embodiment, a packaging mechanism is also included, such as Figure 8 and Fig.13 As shown, the packaging mechanism includes an upper packaging and feeding bracket 51, an upper packaging and feeding fixture 52, a lower packaging and feeding fixture 56, a lower packaging and feeding bracket 57 and a disposable tableware automatic packaging machine 53. In this embodiment, the disposable tableware automatic packaging machine 53 is HDZJ-2500;

[0107] The packaging and feeding lower clamp 56 is installed on the packaging and feeding lower bracket 57. The packaging and feeding lower clamp 56 can receive the paper tableware erected by the feeding mechanism, and the packaging and feeding lower clamp 56 can convey the paper tableware to the working area of ​​the packaging and feeding upper clamp 52 through the packaging and feeding lower bracket 57;

[0108] The packaging and feeding upper clamp 52 is installed on the packaging and feeding upper bracket 51, and the packaging and feeding upper clamp 52 can clamp the paper tableware in the packaging and feeding lower clamp 56, and convey the paper tableware to the disposable tableware automatic packaging machine 53 through the packaging and feeding upper bracket 51;

[0109] In this embodiment, the packaging and feeding upper bracket 51 is provided with a linear motor module to drive the packaging and feeding lower clamp 56 to enter the working area of ​​the packaging and feeding upper bracket 51;

[0110] In this embodiment, the packaging and feeding upper clamp 52 is a robot, and the packaging and feeding lower bracket 57 is provided with a linear motor module to drive the packaging and feeding upper clamp 52 to transport the paper tableware to the disposable tableware automatic packaging machine 53.

[0111] In a specific embodiment, Figure 1 As shown, it includes a plurality of paper compounding mechanisms arranged in sequence, such as Figure 2 As shown, each of the paper compounding mechanisms includes two heat-sealing mechanisms;

[0112] The heat sealing mechanism also includes a bearing seat 2 and a pressure roller motor. The pressure roller motor is installed on the paper composite frame and is used to drive the lower heat pressing roller 4 to rotate. In this embodiment, the lower heat pressing rollers 4 on the two heat sealing mechanisms are driven by the first pressure roller motor 11 and the second pressure roller motor 13 respectively. Each of the heat sealing mechanisms includes four bearing seats 2, two of which are fixedly connected to the paper composite frame and are used to provide rotation support for the lower heat pressing roller 4. The other two bearing seats 2 are respectively fixed on the piston rods of the two pressure roller cylinders 1 installed on the cylinder bracket 14, and are used to provide rotation support for the upper heat pressing roller 3, so that the upper heat pressing roller 3 can move vertically along with the extension and contraction of the piston rod of the pressure roller cylinder 1;

[0113] An upper heater 5 and a lower heater 6 are arranged opposite to each other between the two heat-sealing mechanisms of each paper laminating mechanism, and the multi-layer paper after gluing can pass between the upper heater 5 and the lower heater 6. In this embodiment, the upper heater 5 and the lower heater 6 are arranged on a bracket to speed up the drying speed of the multi-layer paper after gluing;

[0114] In a specific embodiment, Figure 2 As shown, the paper composite frame includes an upper frame 7, a column 9 and a lower frame 10 which are welded and fixed to each other. The upper frame 7 and the lower frame 10 are fixedly connected by the column 9, and the paper composite frames of adjacent paper composite mechanisms are connected by connecting bolts 16 arranged on the column 9.

[0115] In actual production, the number of paper laminating mechanisms is determined according to the required thickness of the paperboard. In this embodiment, the paperboard is a ten-layer paper laminating mechanism, so five paper laminating mechanisms are set. Since the ten sheets of paper need to be coated with adhesive on nine sides, Figure 1 The four paper laminating mechanisms are each provided with two glue coating rollers 8, only Figure 1 Only one glue coating roller 8 is provided on the rightmost paper compounding mechanism (the other glue coating roller 8 is replaced by a tensioning roller 72, and the tensioning roller 72 is used to ensure that the paper A can be tensioned).

[0116] In actual production, since paper lamination and punching take less time, while subsequent gluing, drying and packaging take longer, in order to avoid long waiting time and affect continuous production, Fig. 9 As shown, two sets of equipment in the framed areas at I and H can be arranged symmetrically to improve production efficiency.

[0117] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A tableware forming machine, characterized in that: include: A paper laminating mechanism, a punching mechanism, a forming mechanism, a glue spraying mechanism and a drying mechanism are arranged in sequence; The paper compounding mechanism is capable of compounding multiple layers of paper into paperboard, the punching mechanism is used to punch the paperboard into sheet-shaped paper tableware, the forming mechanism is used to shape the sheet-shaped paper tableware into paper tableware, the glue spraying mechanism is used to spray waterproof glue on the surface of the paper tableware, and the drying mechanism is used to dry the paper tableware after glue spraying; The paper compounding mechanism comprises a paper compounding frame and a feeding mechanism, a gluing mechanism and a heat-sealing mechanism which are sequentially arranged on the paper compounding frame from bottom to top; The unloading mechanism comprises a feeding motor (12) and an unloading roller (15) for placing a paper roll, wherein the unloading roller (15) is installed on a paper composite machine frame, and the feeding motor (12) can drive the unloading roller (15) to rotate; The gluing mechanism comprises a gluing roller (8) for gluing paper, the gluing roller (8) being mounted on a paper compounding machine frame, and the gluing roller (8) being located above a feeding roller (15); The heat-sealing mechanism comprises a pressure roller cylinder (1), an upper heat-sealing roller (3), a lower heat-sealing roller (4) and a cylinder bracket (14); the cylinder bracket (14) is mounted on a paper composite frame; the cylinder bracket (14) is located above a glue coating roller (8); the pressure roller cylinder (1) is mounted on the cylinder bracket (14); the lower heat-sealing roller (4) is mounted on the paper composite frame; the pressure roller cylinder (1) can drive the upper heat-sealing roller (3) to approach the lower heat-sealing roller (4) to press the glue-coated multi-layer paper.

2. The tableware forming machine according to claim 1, characterized in that: The forming mechanism comprises a forming machine hydraulic cylinder (29), a forming machine frame (41), a linkage rod (76), and a top mold (73), an intermediate mold (74), and a bottom mold (75) arranged relatively to each other; a forming mold cavity for paper tableware can be formed between the top mold (73) and the intermediate mold (74) and between the intermediate mold (74) and the bottom mold (75), respectively; and an oblong hole is provided on the linkage rod (76); The molding machine hydraulic cylinder (29) is mounted on a molding machine frame (41); the top die (73) is fixed on a piston rod of the molding machine hydraulic cylinder (29); sliding pins (77) arranged in the oblong holes are fixed to the outer circumferences of the top die (73) and the middle die (74); and the bottom die (75) is fixed on the molding machine frame (41); The molding machine hydraulic cylinder (29) can drive the top mold (73) away from the bottom mold (75), so that the linkage rod (76) drives the middle mold (74) to separate from the bottom mold (75), thereby realizing mold opening; The molding machine hydraulic cylinder (29) can drive the top mold (73) to approach the bottom mold (75), so that the top mold (73) presses the middle mold (74) and the bottom mold (75) to achieve mold closing.

3. The tableware forming machine according to claim 2, characterized in that: It also includes a suction cup feeding mechanism, the suction cup feeding mechanism including an upper feeding suction cup manipulator (30), a lower feeding suction cup manipulator (35), an upper material taking suction cup manipulator (49), a lower material taking suction cup manipulator (47) and two crossbeams (31) of different heights, wherein a slide rail (32) and a rack (33) are provided on the crossbeam (31); The upper feeding suction cup manipulator (30) is mounted on a slide rail (32) of a crossbeam (31) located above, and an upper feeding motor (34) whose output shaft gear is meshed with a rack (33) is provided on the upper feeding suction cup manipulator (30). The upper feeding motor (34) can drive the upper feeding suction cup manipulator (30) to slide along the slide rail (32) to deliver the sheet-like paper tableware to between the top mold (73) and the middle mold (74); The upper material taking suction cup manipulator (49) is installed on the slide rail (32) of the cross beam (31) located above, and the upper material taking suction cup manipulator (49) is provided with an upper material taking motor (50) whose output shaft gear is meshed with the rack (33). The upper material taking motor (50) can drive the upper material taking suction cup manipulator (49) to slide along the slide rail (32), take out the paper tableware after being shaped in the forming cavity between the top mold (73) and the middle mold (74), and send it to the glue spraying mechanism for glue spraying and then transfer it to the drying mechanism; The lower feeding suction cup manipulator (35) is installed on the slide rail (32) of the crossbeam (31) located below, and the lower feeding suction cup manipulator (35) is provided with a lower feeding motor (36) whose output shaft gear is meshed with the rack (33), and the lower feeding motor (36) can drive the lower feeding suction cup manipulator (35) to slide along the slide rail (32) to deliver the sheet-like paper tableware to between the middle mold (74) and the bottom mold (75); The lower material taking suction cup manipulator (47) is installed on the slide rail (32) of the cross beam (31) located below. The lower material taking suction cup manipulator (47) is provided with a lower material taking motor (48) whose output shaft gear is meshed with the rack (33). The lower material taking motor (48) can drive the lower material taking suction cup manipulator (47) to slide along the slide rail (32) to take out the paper tableware after being formed in the molding cavity between the middle mold (74) and the bottom mold (75), and send it to the glue spraying mechanism for glue spraying and then transfer it to the drying mechanism.

4. The tableware forming machine according to claim 3, characterized in that: Also includes a first conveyor (20), a second conveyor and a third conveyor (40); The first conveyor (20) is capable of receiving sheet-like paper tableware dropped from the punching mechanism, the top surface of the first conveyor (20) is higher than the top surface of the second conveyor, and a receiving box (27) is provided at one end of the first conveyor (20) close to the second conveyor; The receiving box (27) comprises an inclined slide and a box body interconnected with the inclined slide, the bottom of the box body is provided with a through hole matching the contour of the sheet-like paper tableware, and the sheet-like paper tableware can fall onto the second conveyor after passing through the through hole; The top surface of the second conveyor is higher than the top surface of the third conveyor, and the sheet-like paper tableware can fall onto the third conveyor through the second conveyor, and the third conveyor can transport the sheet-like paper tableware to the working area of ​​the upper feeding suction cup manipulator (30) and the lower feeding suction cup manipulator (35).

5. The tableware forming machine according to claim 1, characterized in that: The blanking mechanism comprises a blanking machine frame (21), a blanking determination die (19), a blanking movable die (18), and a blanking machine motor (17) capable of driving the blanking movable die (18) to move closer to or away from the blanking determination die (19); The punching machine motor (17) is mounted on a punching machine frame (21), and the punching die (19) is fixed on the punching machine frame (21).

6. The tableware forming machine according to claim 3, characterized in that: The glue spraying mechanism comprises a glue spraying machine (42) and a glue spraying machine support (43); The glue spraying machine (42) is fixed on a glue spraying machine bracket (43), and a tableware glue spraying groove (55) is provided on the glue spraying machine (42). Glue spraying heads (54) for spraying glue toward the tableware glue spraying groove (55) are provided on both sides of the tableware glue spraying groove (55); The upper material taking suction cup manipulator (49) and the lower material taking suction cup manipulator (47) can deliver paper tableware into the tableware glue spraying tank (55) for glue spraying.

7. The tableware forming machine according to claim 3, characterized in that: The drying mechanism comprises a dryer (63), wherein a dryer chain, a dryer sprocket (61), a dryer fixture (62), a dryer sprocket motor (65) and a heater (64) are arranged in the dryer (63), wherein the dryer sprocket motor (65) drives the dryer sprocket (61) to rotate, so that the dryer sprocket (61) drives the dryer chain to rotate; The dryer (63) is also provided with a fan (66) and a fan motor (67), the air outlet of the fan (66) is directed toward the heater (64), the fan motor (67) can drive the fan (66) to rotate, and the airflow generated by the fan (66) is heated by the heater (64) and then blown toward the dryer chain; The dryer clamp (62) comprises a mounting rod (70), a spring (71) and two clamping plates (69); one end of the mounting rod (70) is fixedly connected to the dryer chain; the other end of the mounting rod (70) is sleeved with the two clamping plates (69); the spring (71) sleeved on the mounting rod (70) abuts against the clamping plates (69), so that the two clamping plates (69) can clamp the paper tableware transferred by the upper material taking suction cup manipulator (49) and the lower material taking suction cup manipulator (47); The dryer (63) is also provided with a dryer clamp cylinder (68), and the piston rod of the dryer clamp cylinder (68) can be extended to abut against a side of the clamping plate (69) close to the spring (71) and away from the spring (71), so that the two clamping plates (69) are separated to release the dried paper tableware.

8. The tableware forming machine according to claim 7, characterized in that: The invention also comprises a material transfer mechanism, wherein the material transfer mechanism comprises a first material transfer chain, a second material transfer chain, a partition plate (58), a material transfer machine bracket (45), a first driving sprocket (59), and a second driving sprocket (60), wherein the first driving sprocket (59) and the second driving sprocket (60) are mounted on the material transfer machine bracket (45); The first material transfer chain and the second material transfer chain are both fixed with partitions (58), and there is a gap between adjacent partitions (58). The paper tableware released by the dryer (63) can fall horizontally into the gap of the second material transfer chain. The second active sprocket (60) can drive the second material transfer chain to rotate and transfer the paper tableware horizontally to the gap of the first material transfer chain. The first active sprocket (59) can drive the first material transfer chain to rotate, so that the paper tableware rises with the first material transfer chain and then drops vertically into the packaging mechanism.

9. The tableware forming machine according to claim 8, characterized in that: It also includes a packaging mechanism, which includes an upper packaging and feeding support (51), an upper packaging and feeding clamp (52), a lower packaging and feeding clamp (56), a lower packaging and feeding support (57) and an automatic disposable tableware packaging machine (53); The packaging and feeding lower clamp (56) is installed on the packaging and feeding lower bracket (57), and the packaging and feeding lower clamp (56) can receive the paper tableware erected by the feeding mechanism, and the packaging and feeding lower clamp (56) can convey the paper tableware to the working area of ​​the packaging and feeding upper clamp (52) through the packaging and feeding lower bracket (57); The packaging and feeding upper clamp (52) is installed on the packaging and feeding upper bracket (51), and the packaging and feeding upper clamp (52) can clamp the paper tableware in the packaging and feeding lower clamp (56) and transport the paper tableware to the disposable tableware automatic packaging machine (53) through the packaging and feeding upper bracket (51).

10. The tableware forming machine according to claim 1, characterized in that: It comprises a plurality of paper compounding mechanisms arranged in sequence, each of which comprises two heat-sealing mechanisms; The heat-sealing mechanism also includes a pressure roller motor, which is mounted on the paper composite machine frame and is used to drive the lower heat-pressing roller (4) to rotate; An upper heater (5) and a lower heater (6) are arranged opposite to each other between the two heat-sealing mechanisms of each paper compounding mechanism, and the glue-coated multi-layer paper can pass between the upper heater (5) and the lower heater (6).

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