Edge sealing device for plastic packaging bag production

Abstract

The utility model discloses an edge sealing device for plastic packaging bag production, which comprises a base, a first mounting plate is fixedly connected to the front end of the right side of the upper surface of the base, a second mounting plate is fixedly connected to the rear side of the upper surface of the base, and a mounting block is fixedly mounted at the upper end of the inner side of the first mounting plate. A refrigerating assembly is arranged at the upper end of the mounting block, a second electric push rod is fixedly connected to the right side of the lower end of the mounting block, a cutting assembly is fixedly connected to the output end of the second electric push rod, and a first electric push rod is fixedly connected to the upper end of the inner side of the second mounting plate; the output end of the first electric push rod is fixedly connected with an edge sealing assembly. According to the packaging bag edge banding device, the refrigerating assembly is arranged, the edge banding position is cooled after edge banding is finished, meanwhile, the cutting assembly is arranged, the designated position is cut after cooling is finished, the limiting strips and the sliding rails are arranged, the distance between the limiting strips is adjusted through the sliding rails so that the packaging bag edge banding device can adapt to packaging bags of various sizes, and the edge banding roller is in sliding connection with the cutting knife.

Description

Technical Field

[0001] The utility model relates to the field of plastic packaging bags, in particular to an edge sealing device for producing plastic packaging bags. Background Art

[0002] In the production process of plastic packaging bags, edge sealing is a crucial process. Edge sealing is not only related to the appearance quality of the packaging bags, but also directly affects the sealing effect and strength of the packaging. Due to the wide application of plastic packaging bags in food, medicine, chemical industry, agriculture and other fields, the requirements for its edge sealing technology are getting higher and higher.

[0003] For example, a plastic packaging bag production edge sealing device with the authorization announcement number CN214165495U and the authorization announcement date 20200910 belongs to the technical field of packaging equipment, including a platform arranged along the conveying direction, the platform including an input platform, an edge sealing platform and an output platform, an edge sealing block is arranged directly above the edge sealing platform, and the edge sealing block is driven by a driving device to realize up and down reciprocating motion, input conveying devices are arranged on both sides of the input platform, edge sealing conveying devices are arranged on both sides of the edge sealing platform, and output conveying devices are arranged on both sides of the output platform, bag mouth guide limit grooves are arranged on the outside of the input conveying device, edge sealing conveying device and output conveying device in the bag mouth direction, bag bottom guide limit grooves are arranged on the outside of the input conveying device, edge sealing conveying device and output conveying device in the bag bottom direction, and a protective cover is provided on the outer cover of the edge sealing block.

[0004] The edge sealing devices for plastic packaging bag production mentioned above and in the prior art are generally unable to cool down the heated areas after heating and edge sealing the plastic packaging bags, resulting in damage to the edge sealing areas. In addition, the devices are not flexible for packaging bags of different sizes. Utility Model Content

[0005] The present technical solution provides an edge sealing device for the production of plastic packaging bags, which solves the problem in the above-mentioned background technology that the heated area cannot be cooled down after the edge sealing, resulting in damage to the edge sealing area, and the device is not flexible enough for packaging bags of different sizes.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] The cam is provided with a first support block, a second support block is provided with a second support block, a servo motor is provided on the first support block, a conveyor belt is provided on the upper end of the support frame, a transmission wheel is fixedly connected to the left front end of the conveyor belt and the output end of the servo motor, and belts are installed on the two sets of transmission wheels together, a first mounting plate is fixedly connected to the front end of the right side of the upper surface of the base, a second mounting plate is fixedly connected to the rear side of the upper surface of the base, a mounting block is fixedly installed on the inner upper end of the first mounting plate, a refrigeration assembly is provided on the upper end of the mounting block, a second electric push rod is fixedly connected to the right side of the lower end of the mounting block, a cutting assembly is fixedly connected to the output end of the second electric push rod, a first electric push rod is fixedly connected to the inner upper end of the second mounting plate, and an edge sealing assembly is fixedly connected to the output end of the first electric push rod.

[0008] Preferably, the edge banding assembly includes a hydraulic press, the rear side of the hydraulic press is fixedly connected to the output end of the first electric push rod, the output end of the hydraulic press is fixedly connected to a mounting seat, a heating pipe is provided inside the mounting seat, a first groove is opened at the lower end of the mounting seat, and an edge banding roller is slidably connected inside the first groove.

[0009] Preferably, the refrigeration assembly includes an air cooler, the lower end of which is fixedly connected to the upper surface of the mounting block, the output end of which is fixedly connected to a ventilation plate via a pipeline, and a plurality of nozzles are installed at the bottom of the ventilation plate.

[0010] Preferably, the cutting assembly includes a fixed block, the upper end of the fixed block is fixedly connected to the output end of the second electric push rod, a second groove is opened on the front side of the upper surface of the fixed block, a cutting seat is slidably connected inside the second groove, the upper end of the cutting seat passes through the second groove and extends to be fixedly connected to a limiting bolt, the lower end of the cutting seat is fixedly connected to a cutting knife by bolts, the rear side of the lower end of the fixed block is fixedly connected to the limiting block, and the lower end of the limiting block is at the same horizontal height as the cutting knife.

[0011] Preferably, a second support block is fixedly connected to the middle position of the upper right end of the base, and a processing table is fixedly connected to the upper end of the second support block. A slide rail is provided at the left position of the upper surface of the processing table, and the front and rear ends of the slide rail are both slidably connected to a limit bar, and the limit bar is movably connected to the processing table. A conveyor belt is provided in the middle position of the processing table.

[0012] Preferably, a waste collection box is fixedly connected to the inner lower end of the first mounting plate.

[0013] In the above technical solution, the utility model provides an edge sealing device for producing plastic packaging bags, which has the following advantages:

[0014] 1. The utility model is provided with a refrigeration component. After the edge sealing is completed, the air conditioner starts to work and transmits the cold air to the ventilation plate. Then the nozzle cools down the edge sealing. At the same time, a cutting component is provided. After the cooling is completed, the second electric push rod drives the cutting component to move downward, and then the limit block fixes the packaging bag, and the cutting knife cuts the designated position.

[0015] 2. The utility model is provided with a limit strip and a slide rail, and the distance between the limit strips can be adjusted by the slide rail to adapt to packaging bags of various sizes, thereby ensuring the accuracy of edge sealing and cutting.

[0016] 3. The edge banding roller and the cutting knife in the utility model are both slidably connected and can be quickly disassembled and replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic structural diagram of an edge sealing device for producing plastic packaging bags according to the utility model;

[0018] Figure 2 This is a top view of an edge sealing device for producing plastic packaging bags according to the utility model;

[0019] Figure 3 It is a structural schematic diagram of the edge sealing component in the utility model;

[0020] Figure 4 It is a partial structural schematic diagram of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the cutting component in the utility model.

[0022] The numbers in the figure are:

[0023] 1. Base; 2. Support frame; 3. First support block; 4. Servo motor; 5. Drive wheel; 6. Conveyor belt; 7. Processing table; 8. Limiting strip; 9. Slide rail; 10. First mounting plate; 11. Second mounting plate; 12. First electric push rod;

[0024] 13. Edge banding assembly; 131. Hydraulic press; 132. Mounting seat; 133. Heating tube; 134. First groove; 135. Edge banding roller;

[0025] 14. Refrigeration component; 141. Air conditioner; 142. Ventilation plate; 143. Nozzle;

[0026] 15. Cutting assembly; 151. Fixing block; 152. Second groove; 153. Limiting block; 154. Cutting seat; 155. Limiting bolt; 156. Cutting knife;

[0027] 16. Mounting block; 17. Second electric push rod; 18. Waste collection box; 19. Conveyor track; 20. Second support block; 21. Belt. DETAILED DESCRIPTION

[0028] The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art may think of other obvious variations.

[0029] Reference Figure 1-5 As shown, a plastic packaging bag production edge sealing device comprises a base 1, a support frame 2 is welded to the upper left end of the base 1, a first support block 3 is fixedly connected to the bottom of the support frame 2, a servo motor 4 is installed on the upper end of the first support block 3, a conveyor belt 6 is provided at the upper end of the support frame 2, a transmission wheel 5 is fixedly connected to the left front end of the conveyor belt 6 and the output end of the servo motor 4, a belt 21 is commonly installed on the two sets of transmission wheels 5, a first mounting plate 10 is fixedly connected to the front end of the right side of the upper surface of the base 1, a second mounting plate 11 is fixedly connected to the rear side of the upper surface of the base 1, a mounting block 16 is fixedly installed on the inner upper end of the first mounting plate 10, a refrigeration assembly 14 is provided on the upper end of the mounting block 16, a second electric push rod 17 is fixedly connected to the right side of the lower end of the mounting block 16, a cutting assembly 15 is fixedly connected to the output end of the second electric push rod 17, a first electric push rod 12 is fixedly connected to the inner upper end of the second mounting plate 11, and an edge sealing assembly 13 is fixedly connected to the output end of the first electric push rod 12.

[0030] like Figure 3 As shown, the edge banding assembly 13 includes a hydraulic press 131, the rear side of the hydraulic press 131 is fixedly connected to the output end of the first electric push rod 12, the output end of the hydraulic press 131 is fixedly connected to a mounting seat (132), a heating pipe 133 is provided inside the mounting seat 132 for heating an edge banding roller 135 to improve the efficiency of edge banding, a first groove 134 is provided at the lower end of the mounting seat 132, an edge banding roller 135 is slidably connected inside the first groove 134, and the edge banding roller 135 is slidably connected to facilitate disassembly and replacement.

[0031] like Figure 4 As shown, the refrigeration assembly 14 includes an air cooler 141, the lower end of the air cooler 141 is fixedly connected to the upper surface of the mounting block 16, the output end of the air cooler 141 is fixedly connected to a vent plate 142 through a pipeline, and a plurality of nozzles 143 are installed at the bottom of the vent plate 142. After the edge sealing is completed, the air cooler 141 starts to work, and transmits cold air to the vent plate 142, and then the nozzle 143 cools down the edge sealing.

[0032] like Figure 5As shown, the cutting assembly 15 includes a fixed block 151, the upper end of the fixed block 151 is fixedly connected to the output end of the second electric push rod 17, a second groove 152 is opened on the front side of the upper surface of the fixed block 151, and a cutting seat 154 is slidably connected inside the second groove 152. The cutting seat 154 can slide in the second groove 152 to change the cutting position, the upper end of the cutting seat 154 passes through the second groove 152 and extends to be fixedly connected to a limiting bolt 155 for fixing the position of the cutting seat, the lower end of the cutting seat 154 is fixedly connected to a cutting knife 156 by bolts, the rear side of the lower end of the fixed block 151 is fixedly connected to a limiting block 153, the lower end of the limiting block 153 and the cutting knife 156 are at the same horizontal height, after the cooling is completed, the second electric push rod 17 drives the cutting assembly 15 to move downward, and then the limiting block 153 fixes the packaging bag, and the cutting knife cuts the designated position.

[0033] Specifically, a second support block 20 is fixedly connected to the middle position of the upper right end of the base 1, and a processing table 7 is fixedly connected to the upper end of the second support block 20. A slide rail 9 is provided at the left position of the upper surface of the processing table 7. The front and rear ends of the slide rail 9 are slidably connected to limit bars 8. The limit bars 8 are movably connected to the processing table 7. The distance between the limit bars 8 is adjusted by the slide rail 9 to adapt to packaging bags of various sizes to ensure the accuracy of edge sealing and cutting. A conveyor belt 19 is provided in the middle position of the processing table 7 for automatically moving packaging bags.

[0034] Furthermore, a waste collection box 18 is fixedly connected to the inner lower end of the first mounting plate 10 for collecting the waste after cutting.

[0035] Working principle: Place the packaging bag to be edge-sealed on the conveyor belt 6, change the distance between the limit strips 8 according to the size of the packaging bag, and then start the device. Then the servo motor 4 starts to run and drives the transmission wheel 5 to rotate, providing power for the conveyor belt 6. When the packaging bag enters the processing table, the first electric push rod 12 drives the edge sealing assembly 13 to reach the top of the packaging place, and then the hydraulic press 131 drives the edge sealing roller 135 to seal the edge. At this time, the heating tube 133 heats the edge sealing roller 135. After the edge sealing is completed, the conveyor track 19 drives the packaging bag into the cooling area, and then the air conditioner 141 starts to work and transmits the cold air to the ventilation plate 142. Then the nozzle 143 cools the edge sealing place. After the cooling is completed, the second electric push rod 17 drives the cutting assembly 15 to move downward, and then the limit block 153 fixes the packaging bag, and the cutting knife cuts the designated position. At this time, the cut waste will fall into the waste collection box 18.

[0036] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A plastic packaging bag production edge sealing device, comprising a base (1), characterized in that: A support frame (2) is welded to the upper left end of the base (1), a first support block (3) is fixedly connected to the bottom of the support frame (2), a servo motor (4) is installed on the upper end of the first support block (3), a conveyor belt (6) is provided at the upper end of the support frame (2), a transmission wheel (5) is fixedly connected to the left front end of the conveyor belt (6) and the output end of the servo motor (4), and a belt (21) is installed on the two sets of transmission wheels (5), a first mounting plate (10) is fixedly connected to the front right end of the upper surface of the base (1), and the upper surface of the base (1) is provided with a plurality of belts (21). A second mounting plate (11) is fixedly connected to the rear side of the surface; a mounting block (16) is fixedly installed on the inner upper end of the first mounting plate (10); a refrigeration assembly (14) is provided on the upper end of the mounting block (16); a second electric push rod (17) is fixedly connected to the right side of the lower end of the mounting block (16); a cutting assembly (15) is fixedly connected to the output end of the second electric push rod (17); a first electric push rod (12) is fixedly connected to the inner upper end of the second mounting plate (11); and an edge sealing assembly (13) is fixedly connected to the output end of the first electric push rod (12).

2. The edge sealing device for producing plastic packaging bags according to claim 1, characterized in that: The edge sealing component (13) comprises a hydraulic press (131), the rear side of the hydraulic press (131) is fixedly connected to the output end of the first electric push rod (12), the output end of the hydraulic press (131) is fixedly connected to a mounting seat (132), a heating pipe (133) is provided inside the mounting seat (132), a first groove (134) is provided at the lower end of the mounting seat (132), and an edge sealing roller (135) is slidably connected inside the first groove (134).

3. The edge sealing device for producing plastic packaging bags according to claim 1, characterized in that: The refrigeration assembly (14) comprises an air cooler (141), the lower end of the air cooler (141) is fixedly connected to the upper surface of the mounting block (16), the output end of the air cooler (141) is fixedly connected to a ventilation plate (142) via a pipeline, and a plurality of nozzles (143) are installed at the bottom of the ventilation plate (142).

4. The edge sealing device for producing plastic packaging bags according to claim 1, characterized in that: The cutting assembly (15) comprises a fixed block (151), the upper end of which is fixedly connected to the output end of the second electric push rod (17), a second groove (152) is provided on the front side of the upper surface of the fixed block (151), a cutting seat (154) is slidably connected inside the second groove (152), the upper end of the cutting seat (154) passes through the second groove (152) and extends to be fixedly connected to a limiting bolt (155), the lower end of the cutting seat (154) is fixedly connected to a cutting knife (156) by means of bolts, the rear side of the lower end of the fixed block (151) is fixedly connected to a limiting block (153), and the lower end of the limiting block (153) and the cutting knife (156) are at the same level.

5. The edge sealing device for producing plastic packaging bags according to claim 1, characterized in that: A second support block (20) is fixedly connected to the middle position of the upper right end of the base (1); a processing table (7) is fixedly connected to the upper end of the second support block (20); a slide rail (9) is provided at the left position of the upper surface of the processing table (7); both front and rear ends of the slide rail (9) are slidably connected to a limit bar (8); the limit bar (8) is movably connected to the processing table (7); and a conveying crawler (19) is provided at the middle position of the processing table (7).

6. The edge sealing device for producing plastic packaging bags according to claim 1, characterized in that: A waste collection box (18) is fixedly connected to the inner lower end of the first mounting plate (10).

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