Pipe single-roll film packaging machine

Abstract

The utility model provides a pipe single-roll film packaging machine which comprises a machine frame, a film releasing mechanism is installed on the top of the machine frame, a hot cutting sealing mechanism is installed on the front face of the top of the machine frame, a film lifting machine frame is arranged on one side of the bottom of the machine frame, and a film lifting machine is installed on the front face of the film lifting machine frame. Precise guiding and tensioning control of a film material in the unwinding process are achieved, the situation that the film material is loose or too tight is avoided, the packaging quality is improved, through the design of the hot cutting sealing mechanism, a servo motor is adopted for driving a hot cutter to conduct sealing operation, sealing is rapid and firm, a hot cutting cross beam is slidably connected with a second linear sliding rail, and the sealing efficiency is improved. According to the film lifting mechanism, through cooperation of a plurality of first bearing pedestals, a film collecting cross beam and other assemblies, a used film material on a film lifting rack can be lifted and raised, then when the pipe is horizontally pushed to be packaged by the film material, the film material can stably wrap the outer portion of the pipe, and then single-roll packaging of the pipe is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of tube packaging machinery, and in particular relates to a tube single-roll film packaging machine. Background Art

[0002] In modern industrial production, the packaging of pipes is an important link. Traditional pipe packaging methods usually rely on manual operations, which is not only inefficient, but also has problems such as uneven packaging and waste of consumables. In order to improve packaging efficiency, reduce labor costs and waste of packaging materials, automated pipe packaging machines have come into being. However, the existing automated packaging equipment still has some shortcomings during use, such as: the unwinding and tensioning control of the film material is not precise enough, the hot cutting and sealing effect is not ideal, and the stability and reliability of the film lifting mechanism need to be improved. Therefore, a single-roll film packaging machine for pipes is provided that can better control the tension of the film material, improve the sealing effect and the stability of the film lifting. Utility Model Content

[0003] The utility model aims to provide a single-roll film packaging machine for tubes, aiming to solve the above technical problems.

[0004] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a single-roll film packaging machine for tubes, comprising a frame, a film placing mechanism is installed on the top of the frame, a hot cutting and sealing mechanism is installed on the top front of the frame, a film lifting frame is provided on one side of the bottom of the frame, and a film lifting mechanism is installed on the front of the film lifting frame; a film material guiding and tensioning mechanism is provided on one side of the film placing mechanism, and the film material guiding and tensioning mechanism comprises a plurality of mounting plates fixedly connected to the top front of the frame through connecting arms, two first film passing rollers are rotatably installed on the tops of the plurality of mounting plates, slots are opened in the middle of the plurality of mounting plates, second film passing rollers are inserted and connected in the slots, travel switches are installed on the top and bottom of the slots of the mounting plates on both sides, film passing auxiliary tubes are installed in the middle of the front of the plurality of mounting plates, and film passing support tubes are installed on the bottoms of the plurality of mounting plates.

[0005] The cam is an assembly made up of a plurality of first and second bearing seats, each of which is connected to a pair of sprockets at the top and the bottom of the front side of the film lifting frame. The cam is connected to a pair of second bearing seats at the top and the bottom of the front side of the film lifting frame. The cam is connected to a pair of second bearing seats at the bottom of the film lifting frame. The cam is connected to a pair of second bearing seats at the top and the bottom of the film lifting frame. The cam is connected to a pair of second bearing seats at the bottom of the film lifting frame.

[0006] As a preferred embodiment of the utility model, the film unwinding mechanism includes two U-shaped seats installed on the top of the frame, a unwinding roller with film material wound around it is placed inside the U-shaped seat, and a plurality of groups of second bearing seats installed on the top of the frame are provided at the bottom of the unwinding roller, and a third rotating shaft is inserted and connected in each of the second bearing seats on the same side, and a supporting roller is installed on the outside of each of the third rotating shafts between adjacent second bearing seats in the same group, one end of one of the supporting rollers is installed with a reduction motor, and the reduction motor is installed on the outside of the top of one end of the frame, and the two supporting rollers are both rollingly connected to the bottom support of the film material.

[0007] As a preferred embodiment of the utility model, the hot cutting and sealing mechanism includes a plurality of third bearing seats fixedly mounted on the inner side of the top of the frame, the internal rotating shafts of the plurality of third bearing seats are connected to the fourth rotating shaft, the outside of the fourth rotating shaft is mounted with a plurality of gears, the gears are meshingly connected with a rack, a hot cutting beam is fixedly mounted on the inner side of the rack, the inner side of the hot cutting beam is slidably connected to a second linear slide rail through a sliding block, the second linear slide rail is fixedly connected to the frame, a plurality of guide seats are mounted on the outer side of the hot cutting beam, a hot cutting knife is mounted on the guide sliding bottom of the guide seat, and a spring is provided between the hot cutting knife and the guide seat and is sleeved on the outside of the telescopic rod.

[0008] As a preferred embodiment of the utility model, one end of the film material of the unwinding roller passes through one of the first film-passing rollers, the second film-passing roller, another first film-passing roller, the film-passing auxiliary tube and the film-passing support tube in sequence, and then passes through the lower tension rod and is vertically placed at the bottom of the film lifting frame.

[0009] As a preferred embodiment of the utility model, the outer side of the middle part of the frame is fixedly mounted on a pipe placement table, and the pipe placement table is located at the bottom of the hot cutting knife.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1) The utility model realizes precise guidance and tension control of the film material during the unwinding process through the design of the film material guiding and tensioning mechanism, avoids the situation that the film material is loose or too tight, and improves the packaging quality. Through the design of the hot cutting and sealing mechanism, the guide seat is used to drive the hot cutting knife to perform the sealing operation, which ensures the rapid and firm sealing. At the same time, the hot cutting beam is slidably connected with the second linear slide rail, making the hot cutting and sealing process more stable. The film lifting mechanism cooperates with multiple first bearing seats and film receiving beams and other components, so that the used film material on the film lifting frame can be lifted and raised, and then when the pipe is flatly pushed to be packaged by the film material, the film material can be stably covered on the outside of the pipe, thereby realizing the single roll packaging of the pipe;

[0012] 2) The various mechanisms of the utility model are linked by transmission devices such as chains and gears, and with the control of servo motors and travel switches, the overall packaging process is highly automated, reducing manual intervention and improving packaging efficiency. The design and layout of each mechanism are compact and reasonable, occupying little space, and easy to install and maintain. At the same time, sliding connections and bearing seat installations are used in many places to reduce friction and wear of moving parts and extend the service life of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0016] Figure 3 For the utility model Figure 2 An enlarged schematic diagram at position A;

[0017] Figure 4 This is a schematic diagram of the structure of the membrane guide tensioning mechanism of the utility model;

[0018] Figure 5 It is a structural schematic diagram of the film lifting mechanism of the utility model.

[0019] In the figure: 100, frame; 110, U-shaped seat; 120, pipe placing table; 200, film placing mechanism; 210, film guiding and tensioning mechanism; 211, connecting arm; 212, mounting plate; 213, first film passing roller; 214, slotting; 215, second film passing roller; 216, travel switch; 217, film passing auxiliary pipe; 218, film passing support pipe; 220, material placing roller; 230, second bearing seat; 240, third rotating shaft; 250, support roller; 260, reduction motor; 300, hot cutting and sealing mechanism; 310, The third bearing seat; 320, the fourth rotating shaft; 330, the gear; 340, the rack; 350, the hot cutting beam; 360, the second linear slide; 370, the guide seat; 380, the hot cutting knife; 390, the spring; 400, the film lifting frame; 500, the film lifting mechanism; 510, the first bearing seat; 520, the first rotating shaft; 530, the second rotating shaft; 540, the film collecting beam; 550, the support sheet; 560, the lower tension rod; 560, the lower tension rod; 570, the first servo motor; 580, the driving sprocket; 590, the first linear slide. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0021] Example 1

[0022] See also Figure 1-5 The utility model provides the following technical solutions: a tube single roll film packaging machine, comprising a frame 100, a film placing mechanism 200 is installed on the top of the frame 100, a hot cutting and sealing mechanism 300 is installed on the top front of the frame 100, a film lifting frame 400 is provided on one side of the bottom of the frame 100, and a film lifting mechanism 500 is installed on the front of the film lifting frame 400;

[0023] A film material guiding and tensioning mechanism 210 is provided on one side of the film placing mechanism 200, and the film material guiding and tensioning mechanism 210 includes a plurality of mounting plates 212 fixedly connected to the top front of the frame 100 through a connecting arm 211, and two first film passing rollers 213 are rotatably installed on the top of the plurality of mounting plates 212, and a slot 214 is opened in the middle of the plurality of mounting plates 212, and a second film passing roller 215 is inserted in the slot 214, and a travel switch 216 is installed on the top and bottom of the slot 214 of the mounting plates 212 on both sides, a film passing auxiliary tube 217 is installed in the middle of the front of the plurality of mounting plates 212, and a film passing support tube 218 is installed at the bottom of the plurality of mounting plates 212.

[0024] Specifically, the film placing mechanism 200 is installed on the top of the frame 100 to support and place the film material, the heat cutting and sealing mechanism 300 is installed on the top front of the frame 100 to perform heat cutting and sealing operations on the film material, the film material guide tensioning mechanism 210 can adjust the tension of the film material to ensure that the film material can be stably rolled on the pipe material, and the film lifting frame 400 is installed on the bottom side of the frame 100, and the film lifting mechanism 500 can be used to lift the film material at the bottom of the pipe material to ensure that the film material can be stably wrapped on the outside of the pipe material;

[0025] One end of the film material of the unwinding roller 220 passes through one of the first film-passing rollers 213, the second film-passing roller 215, another first film-passing roller 213, the film-passing auxiliary tube 217 and the film-passing support tube 218 in sequence, and then passes through the lower tension rod 560 and is vertically placed at the bottom of the film-lifting frame 400;

[0026] The two first film-passing rollers 213, the second film-passing roller 215, the film-passing auxiliary tube 217 and the film-passing support tube 218 provided in the film material guiding and tensioning mechanism 210 can all guide the film material. In the process of the film material wrapping the tube, the film material is pulled up, and the pulled film material drives the second film-passing roller 215 to slide upward in the groove 214, and then triggers the travel switch 216. At this time, the film releasing mechanism 200 releases the film, adjusts the tightness of the film material, and then cooperates with the film lifting mechanism 500 to lift the bottom film material, thereby ensuring that the film material can be stably on the outside of the tube after the hot cutting and sealing mechanism 300 is hot cutting and sealing.

[0027] In this embodiment, the film lifting mechanism 500 includes a plurality of first bearing seats 510 fixedly mounted on the top and the bottom of the front of the film lifting frame 400, the first bearing seats 510 adjacent to the top of the film lifting frame 400 are installed with a first rotating shaft 520 with a sprocket, and the plurality of first bearing seats 510 located at the bottom of the film lifting frame 400 are installed with a second rotating shaft 530 with a plurality of sprockets, and the sprocket of the second rotating shaft 530 is connected to the sprocket of the first rotating shaft 520 through a chain. The film lifting mechanism 500 also includes a film collecting crossbar located on the front of the film lifting frame 400. Beam 540, a plurality of support plates 550 are fixedly installed on the top of the film collecting beam 540, a lower tension rod 560 is installed on the top of the plurality of support plates 550, a first servo motor 570 is installed in the middle of the bottom end of the film lifting rack 400, the first servo motor 570 is connected to a sprocket in the middle of the second rotating shaft 530 through a chain through an installed active sprocket 580, the back side of the film collecting beam 540 is slidably connected to a plurality of first linear guide rails 590 through a plurality of sliders, and the first linear guide rails 590 are installed on the inner side of the vertical frame of the film lifting rack 400.

[0028] Specifically, when the travel switch 216 is triggered to lift the bottom film material, the active sprocket 580 of the first servo motor 570 drives the sprocket of the second rotating shaft 530 to rotate through the chain, and the sprocket of the second rotating shaft 530 cooperates with the transmission chain to drive the sprocket of the first bearing seat 510 to rotate, and the outer side of the transmission chain is fixedly connected to the back side of the film collecting beam 540, which can drive the film collecting beam 540 to move upward, and the set slider slides with the first linear slide rail 590 for sliding guidance, thereby ensuring that the film collecting beam 540 can drive the lower tension rod 560 to rise stably, thereby achieving stable lifting of the bottom film material, and after the tube is coated with a single layer of film, the lower tension rod 560 is reset downward.

[0029] In this embodiment, the film unwinding mechanism 200 includes two U-shaped seats 110 installed on the top of the frame 100, and a discharge roller 220 with a film material wound around it is placed inside the U-shaped seat 110. A plurality of groups of second bearing seats 230 installed on the top of the frame 100 are provided at the bottom of the discharge roller 220. A third rotating shaft 240 is inserted and connected in each of the second bearing seats 230 located on the same side, and a support roller 250 is installed between the adjacent second bearing seats 230 in the same group on the outside of each third rotating shaft 240, one end of which is equipped with a reduction motor 260, and the reduction motor 260 is installed on the outer side of the top of one end of the frame 100. Both support rollers 250 are rollingly connected to the bottom support of the film material.

[0030] Specifically, when the film material needs to be laid, the reduction motor 260 drives one of the support rollers 250 to rotate, and the electric discharge roller 220 is rotated by the rotating support roller 250, thereby achieving stable discharge of the film material.

[0031] In this embodiment, the hot cutting and sealing mechanism 300 includes a plurality of third bearing seats 310 fixedly mounted on the inner side of the top of the frame 100, the internal rotating shafts of the plurality of third bearing seats 310 are connected to the fourth rotating shaft 320, the outside of the fourth rotating shaft 320 is mounted with a plurality of gears 330, one end of the fourth rotating shaft 320 is mounted with a second servo motor, the gear 330 is meshingly connected with a rack 340, a hot cutting beam 350 is fixedly mounted on the inner side of the rack 340, the inner side of the hot cutting beam 350 is slidably connected to a second linear slide rail 360 through a sliding block, the second linear slide rail 360 is fixedly connected to the frame 100, a plurality of guide seats 370 are mounted on the outer side of the hot cutting beam 350, a hot cutting knife 380 is mounted on the guide sliding bottom of the guide seat 370, and a spring 390 which is sleeved on the outside of the telescopic rod is provided between the hot cutting knife 380 and the sliding end of the guide seat 370.

[0032] Specifically, when the hot-cutting sealing mechanism 300 is hot-cutting the film material, the second servo motor drives the fourth rotating shaft 320 to rotate, and the multiple gears 330 drive the rack 340 and the hot-cutting beam 350 to descend. The sliding block and the second linear slide rail 360 are guided to slide, which can make the lifting and lowering of the hot-cutting beam 350 more stable. At the same time, the multiple guide seats 370 guide and slide to drive the hot-cutting knife 380 to descend, thereby ensuring that the hot-cutting knife 380 can hot-cut the film material wrapped on the outside of the tube. The spring 390 is provided to provide a certain buffering and balancing effect, so that the blade of the hot-cutting knife 380 can smoothly contact the film material.

[0033] In this embodiment, the outer middle portion of the frame 100 is fixedly mounted on a tube placement platform 120 , and the tube placement platform 120 is located at the bottom of the hot cutting knife 380 .

[0034] Specifically, the pipe placement table 120 can be used to place the pipe, and then the pneumatic telescopic rod or other pushing components are used to push the pipe to the film material, so that the film material covers the pipe with a single layer, and then the film material is heat-cut by the hot cutting knife 380.

[0035] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Although the utility model is disclosed as a preferred embodiment as above, it is not used to limit the utility model. Any technician familiar with this profession can make some changes or modifications to equivalent embodiments of equivalent changes by using the technical content disclosed above without departing from the scope of the technical solution of the utility model. However, any simple modification, equivalent change and modification made to the above embodiments according to the technology of the utility model, which does not depart from the content of the technical solution of the utility model, belongs to the scope of the technical solution of the utility model.

Claims

1. A tube single roll film packaging machine, comprising a frame (100), characterized in that: A film placing mechanism (200) is installed on the top of the frame (100), a hot cutting and sealing mechanism (300) is installed on the front of the top of the frame (100), a film lifting frame (400) is provided on one side of the bottom of the frame (100), and a film lifting mechanism (500) is installed on the front of the film lifting frame (400); A film material guiding and tightening mechanism (210) is provided on one side of the film placing mechanism (200), and the film material guiding and tightening mechanism (210) comprises a plurality of mounting plates (212) fixedly connected to the top front of the frame (100) via a connecting arm (211), two first film passing rollers (213) are rotatably mounted on the top of the plurality of mounting plates (212), a slot (214) is provided in the middle of the plurality of mounting plates (212), a second film passing roller (215) is inserted and connected in the slot (214), travel switches (216) are installed on the top and bottom of the slots (214) located on the mounting plates (212) on both sides, a film passing auxiliary tube (217) is installed in the middle of the front of the plurality of mounting plates (212), and a film passing support tube (218) is installed on the bottom of the plurality of mounting plates (212).

2. The tube single roll film packaging machine according to claim 1, characterized in that: The film lifting mechanism (500) includes a plurality of first bearing seats (510) fixedly mounted on the top and the bottom of the front of the film lifting frame (400), the first bearing seats (510) adjacent to the top of the film lifting frame (400) are installed with a first rotating shaft (520) with a sprocket, the plurality of first bearing seats (510) located at the bottom of the film lifting frame (400) are installed with a second rotating shaft (530) with a plurality of sprockets, the sprocket of the second rotating shaft (530) is connected to the sprocket of the first rotating shaft (520) through a chain, the film lifting mechanism (500) also includes a film collecting beam (540) located on the front of the film lifting frame (400), A plurality of support plates (550) are fixedly installed on the top of the film collecting beam (540), and a lower tension rod (560) is installed on the top of the plurality of support plates (550). A first servo motor (570) is installed in the middle of the bottom end of the film lifting frame (400), and the first servo motor (570) is connected to a sprocket in the middle of the second rotating shaft (530) through a chain via an installed active sprocket (580). The back of the film collecting beam (540) is slidably connected to a plurality of first linear guide rails (590) through a plurality of sliders, and the first linear guide rails (590) are installed on the inner side of the vertical frame of the film lifting frame (400).

3. The tube single roll film packaging machine according to claim 2, characterized in that: The film unwinding mechanism (200) comprises two U-shaped seats (110) mounted on the top of a frame (100), a material unwinding roller (220) with a film material wound thereon is placed inside the U-shaped seat (110), a plurality of groups of second bearing seats (230) mounted on the top of the frame (100) are provided at the bottom of the material unwinding roller (220), a third rotating shaft (240) is inserted and connected in each of the second bearing seats (230) located on the same side, a supporting roller (250) is mounted outside each of the third rotating shafts (240) and between the adjacent second bearing seats (230) in the same group, one end of one of the supporting rollers (250) is mounted with a reduction motor (260), the reduction motor (260) is mounted on the outer side of the top of one end of the frame (100), and the two supporting rollers (250) are both rollingly connected to the bottom support of the film material.

4. The tube single roll film packaging machine according to claim 3, characterized in that: The hot-cut sealing mechanism (300) comprises a plurality of third bearing seats (310) fixedly mounted on the inner side of the top of the frame (100), the inner rotating shafts of the plurality of third bearing seats (310) being connected to a fourth rotating shaft (320), the outer side of the fourth rotating shaft (320) being equipped with a plurality of gears (330), the gears (330) being meshingly connected to a rack (340), the inner side of the rack (340) being fixedly mounted with a hot-cut crossbeam (350), the hot-cut The inner side of the cross beam (350) is slidably connected to a second linear slide rail (360) via a sliding block, and the second linear slide rail (360) is fixedly connected to the frame (100). A plurality of guide seats (370) are installed on the outer side of the hot cutting cross beam (350), and a hot cutting knife (380) is installed at the guide sliding bottom of the guide seat (370). A spring (390) is provided between the hot cutting knife (380) and the sliding end of the guide seat (370) and is sleeved on the outside of the telescopic rod.

5. The tube single roll film packaging machine according to claim 4, characterized in that: One end of the film material of the discharge roller (220) passes through one of the first film-passing rollers (213), the second film-passing roller (215), another first film-passing roller (213), the film-passing auxiliary tube (217) and the film-passing support tube (218) in sequence, and then passes through the lower tension rod (560) and is vertically placed at the bottom of the film lifting frame (400).

6. The tube single roll film packaging machine according to claim 4, characterized in that: The outer side of the middle part of the frame (100) is fixedly mounted on a pipe placing platform (120), and the pipe placing platform (120) is located at the bottom of the hot cutting knife (380).

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