A cast film roll conveying device

By designing a cast film roll conveying device that cooperates with the drive assembly and the placement assembly, the problems of poor stability and wear of cast film rolls during the conveying process are solved, automatic loading and unloading and limiting effects are realized, and conveying efficiency and product quality are improved. .

CN118907548BActive Publication Date: 2024-12-27JIANGSU HAISHIYI NEW MATERIAL TECH CO LTD
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Patent Information

Application Number
CN202411404844.2
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2024-10-10
Publication Date
2024-12-27
Estimated Expiration
2044-10-10

AI Technical Summary

Technical Problem

The existing cast film rolls have poor stability during the transportation process, are prone to running and wear, resulting in low conveying efficiency and product quality, and require artificial installation of limit devices.

Method used

A cast film roll conveying device is designed. Through the cooperation of the driving component and the placement component, the cast film roll is automatically loaded and unloaded by the insertion rod and limit block, avoiding contact with the conveyor belt and maintaining the limit. function to improve conveying efficiency.

Benefits of technology

It realizes stable transport of cast film rolls, reduces wear, improves conveying efficiency, avoids artificial operations, and ensures product quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention provides a cast film roll conveying device, which relates to the technical field of conveying equipment, including a conveyor, wherein a feeding platform is arranged on the outer side of the front end of the conveyor, and a sending platform is arranged on the outer side of the rear end of the conveyor, and a plurality of groups of placement components are equidistantly arranged on the surface of the conveyor belt, through the cooperation of the driving component and the placement component, the top plate is rotated outwardly 180 degrees through the shaft rod, and the insertion rod is rotated outwardly 90 degrees through the vertical plate, respectively corresponding to the feeding platform and the sending platform, so as to facilitate the loading and unloading of the cast film roll, and the baffle bar and the limit block at the bottom of the insertion rod can drive the cast film roll to slide and sleeve on the insertion rod for conveying or push the insertion rod to enter the next process, and the limiting effect on the cast film roll can be maintained in this process to prevent the cast film roll from falling or running during the transportation process, and in addition, the cast film roll is suspended in the air to avoid contact with the conveyor belt, thereby reducing the wear of the cast film, replacing manual loading and unloading, and improving the efficiency of transportation and conveying.
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Description

Technical Field

[0001] The invention relates to the technical field of conveying equipment, in particular to a cast film roll conveying device. Background Art

[0002] Cast film is a plastic film prepared by the casting method. The raw materials are first plasticized and melted by an extruder. It is extruded through a T-shaped structure forming die and cast in a sheet shape onto the roller surface of a steadily rotating cooling roller. The film is cooled and shaped on the cooling roller, and then the product is rolled up after traction and trimming.

[0003] In the prior art, in the process of conveying the cast film roll to the packaging equipment after it is wound up, a large conveyor is required, and a common one is a crawler-type ring conveyor. The conventional method is for workers to stack the cast film roll on the crawler belt of the conveyor and convey it to the next process. However, in this process, because the cast film roll itself is cylindrical, it has poor stability on the conveyor surface and is easy to run with the movement of the belt. An additional limiting structure is required to prevent the cast film roll from moving. However, the cast film roll is also required to be manually installed on the limiting device of the conveyor, resulting in a low conveying efficiency of the cast film roll. In addition, the cast film roll itself is in direct contact with the conveyor, which will cause certain wear on the cast film itself due to friction, affecting the quality of the subsequent packaging products of the cast film roll. Summary of the invention

[0004] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a cast film roll conveying device to solve the problems raised in the above-mentioned background technology. The present invention has a novel structure. Through the cooperation of the driving component and the placement component, the top plate is rotated outward one hundred and eighty degrees through the first shaft rod, and the insertion rod is rotated outward ninety degrees through the vertical plate, which correspond to the feeding platform and the delivery platform respectively, so as to facilitate the loading and unloading of the cast film roll. The baffle bar and the limit block at the bottom of the insertion rod can drive the cast film roll to slide on the insertion rod for conveying or push the insertion rod out to enter the next process. In this process, the limiting effect on the cast film roll can be maintained to prevent the cast film roll from falling or running during transportation. In addition, the cast film roll is suspended in the air to avoid contact with the conveyor belt, thereby reducing the wear of the cast film, replacing manual loading and unloading, and improving the efficiency of transportation and conveying.

[0005] In order to achieve the above-mentioned purpose, the present invention is realized by the following technical scheme: a cast film roll conveying device, comprising a conveyor, a feeding platform is provided on the outer side of the front end of the conveyor, and a feeding platform is provided on the outer side of the rear end of the conveyor, a plurality of groups of placement components are equidistantly provided on the surface of the conveyor belt, the placement component comprises a fixed plate, the fixed plate is fixed on the surface of the conveyor belt, and an upper plate is provided on the top of the fixed plate, a top plate is provided on the top of the upper plate, a first shaft rod is provided on the same side of the top plate, and the first shaft rod is rotatably connected to the upper plate through a bearing, the top plate is fixed to the top of the first shaft rod, a vertical plate is rotatably installed at the bottom of the other end of the top plate through a bearing, and a plug rod is fixed on the surface of the vertical plate, the cast film roll can be sleeved on the surface of the plug rod, two baffles are provided on the bottom of the plug rod, and the outermost end of the baffle is rotatably installed with a limit block through the second shaft rod, the limit block can be pressed and contacted with the rear end of the cast film roll, the inlet end and the outlet end of the conveyor are both provided with a driving component, and the driving component can rotate the first shaft rod and the plug rod outward by 180 degrees and 90 degrees respectively.

[0006] Furthermore, side plates are fixed on the conveyor surface at both sides of the belt, and a slide groove is opened between the inner wall of the side plate and the belt, and pulleys are installed on both sides of the fixed plate, and the pulleys slide along the inside of the slide groove.

[0007] Furthermore, the placement component also includes a sliding frame, the vertical plate is located on the top of the insertion rod and the sliding frame is fixed with a sliding frame, and a screw is rotatably installed inside the sliding frame through a bearing, a sliding block is meshed and sleeved on the surface of the screw and slides along the sliding frame, a first electric push rod is fixed to the bottom of the sliding block, and a first motor is fixed to the position of the screw on the back of the vertical plate, and the output end of the first motor is fixed to the screw.

[0008] Furthermore, a vertical frame is fixed at the bottom of the first electric push rod, a sliding sleeve is slidably sleeved on the surface of the insertion rod, and limiting frames are fixed on both sides of the sliding sleeve. Both sides of the vertical frame slide through the limiting frames and are fixedly connected to the baffle bar.

[0009] Furthermore, a second shaft rod is rotatably installed inside the baffle bar through a bearing, and one end of the second shaft rod inside the baffle bar is connected to the limit block, and the other end of the second shaft rod inside the baffle bar passes through the rear end of the baffle bar and is installed with a second transmission belt.

[0010] Furthermore, a baffle is provided at the bottom of one end of the top plate away from the vertical plate, and a notch is provided at the top of the baffle, the baffle slides along the sliding frame through the notch, movable grooves are provided at the bottom of the baffle corresponding to the positions on both sides of the top of the baffle, and the baffle slides along the inside of the movable groove, a first spring is fixed between the inner wall of the movable groove and the baffle, a bayonet is provided at the bottom of the baffle, and the bayonet is hollowed out toward the direction of rotation of the insertion rod.

[0011] Furthermore, a connecting plate is fixed to one side of the top plate located on the top of the baffle, and a plug-in plate is slidably inserted inside the connecting plate, a second spring is fixed between the two sides of the plug-in plate and the connecting plate, and the plug-in plate can be squeezed and contacted with the baffle and the sliding frame respectively.

[0012] Furthermore, a connecting shaft is rotatably installed at one end of the fixed plate and the upper plate away from the first shaft rod through a bearing, and a slot is opened on the top of the connecting shaft. A first transmission belt is installed on the surface of the connecting shaft and the first shaft rod located between the upper plate and the fixed plate.

[0013] Furthermore, the driving assembly includes a mounting frame, and mounting frames are fixed on both sides of the inlet and outlet ends of the conveyor, a second electric push rod is fixed on the top of the mounting frame at one end of the conveyor corresponding to the connecting shaft, a third electric push rod is fixed on the top of the mounting frame on the side of the conveyor corresponding to the feeding platform, and second motors are fixed on the extended ends of the second electric push rod and the third electric push rod, and an insert block is fixed on the output end of the second motor.

[0014] Furthermore, an insertion shaft is fixed on the top of the vertical plate, and a groove identical to the slot is provided on the top of the insertion shaft, and the insertion block can be inserted into the slots of the insertion shaft and the connecting shaft.

[0015] Beneficial effects of the invention: A cast film roll conveying device of the invention comprises a conveyor; a feeding platform; a feeding platform; a side plate; a slide groove; a placing assembly; a fixing plate; a pulley; an upper plate; a connecting shaft; a slot; a first shaft rod; a top plate; a vertical plate; an inserting shaft; a first transmission belt; a sliding frame; a vertical frame; an inserting rod; a sliding sleeve; a baffle bar; a limit block; a baffle plate; a first motor; a screw rod; a slider; a first electric push rod; a limit frame; a second transmission belt; a notch; a moving groove; a first spring; a connecting plate; an inserting plate; a second spring; a bayonet; a driving assembly; a mounting frame; a second electric push rod; a third electric push rod; a second motor; an inserting block;

[0016] The present invention drives the connecting shaft to rotate by the second motor, and the first shaft drives the top plate to flip outward one hundred and eighty degrees. At this time, the position of the plug-in shaft at the top of the vertical plate corresponds to the third electric push rod. The extended end of the third electric push rod drives the plug block to be inserted into the inside of the plug-in shaft, and then the second motor drives the vertical plate and the plug-in rod to flip outward ninety degrees to correspond to the feeding platform or the delivery platform, and the hollow position of the cast film roll is made to correspond to the plug-in rod, thereby completing the automatic loading and unloading of the cast film roll.

[0017] The present invention retracts the other end of the plug rod into the bayonet, and the plug rod is perpendicular to the baffle plate. The slide frame pushes the plug plate out of the range of the baffle plate. After the baffle plate is not limited by the plug plate, it slides along the movable groove under the elastic force of the first spring, and the top slides along the slide frame through the notch to limit the outer side of the cast film roll.

[0018] The invention drives the vertical frame to move vertically along the limit frame by the first electric push rod, and the distance between the blocking fish plugging rods can be adjusted, which is suitable for collecting cast film rolls with different calibers.

[0019] The present invention drives the screw to rotate through the first motor, and the slider engages with the screw to slide along the slide frame, driving the vertical frame, the sliding sleeve, and the baffle to slide along the surface of the insertion rod, so as to facilitate the outward movement of the cast film roll or to pull the cast film roll to be sleeved on the surface of the insertion rod.

[0020] Compared with the prior art, the present invention, through the cooperation of the driving component and the placing component, the top plate is rotated outward by 180 degrees through the first shaft rod, and the insertion rod is rotated outward by 90 degrees through the vertical plate, which correspond to the feeding platform and the delivery platform respectively, so as to facilitate the loading and unloading of the cast film roll. The baffle bar and the limit block at the bottom of the insertion rod can drive the cast film roll to slide on the insertion rod for transportation or push the insertion rod out to enter the next process. In this process, the limiting effect on the cast film roll can be maintained to prevent the cast film roll from falling or running during transportation. In addition, the cast film roll is suspended in the air to avoid contact with the conveyor belt, thereby reducing the wear of the cast film, replacing manual loading and unloading, and improving the efficiency of transportation and conveying. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of a cast film roll conveying device of the present invention;

[0022] Figure 2 This is one of the schematic diagrams of the connection between the driving component and the placing component of a cast film roll conveying device of the present invention;

[0023] Figure 3 This is a second schematic diagram of the connection between the driving component and the placing component of a cast film roll conveying device of the present invention;

[0024] Figure 4 It is a schematic diagram of the bottom structure of a placement component of a cast film roll conveying device of the present invention;

[0025] Figure 5 This is a schematic diagram of the upper end structure of a placement component of a cast film roll conveying device of the present invention;

[0026] Figure 6 This is a second schematic diagram of the upper end structure of a placement component of a cast film roll conveying device of the present invention;

[0027] Figure 7 The present invention is a schematic diagram of the position relationship between the plug plate and the baffle of a cast film roll conveying device.

[0028] In the figure: 1, conveyor; 11, feeding platform; 12, feeding platform; 13, side plate; 14, slide; 2, placement component; 21, fixed plate; 22, pulley; 23, upper plate; 24, connecting shaft; 25, slot; 26, first shaft rod; 27, top plate; 28, vertical plate; 29, plug shaft; 210, first transmission belt; 211, sliding frame; 212, vertical frame; 213, plug rod; 214, sliding sleeve; 215, stop bar; 216, limit block; 217, Baffle; 218, first motor; 219, screw; 220, slider; 221, first electric push rod; 222, limit frame; 223, second transmission belt; 224, notch; 225, movable groove; 226, first spring; 227, connecting plate; 228, plug plate; 229, second spring; 230, bayonet; 3, drive assembly; 31, mounting frame; 32, second electric push rod; 33, third electric push rod; 34, second motor; 35, plug block. DETAILED DESCRIPTION

[0029] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0030] See also Figures 1 to 7The present invention provides a technical solution: a cast film roll conveying device, comprising a conveyor 1, a feeding platform 11 is provided on the outer side of the front end of the conveyor 1, and a feeding platform 12 is provided on the outer side of the rear end of the conveyor 1, a plurality of groups of placing components 2 are equidistantly provided on the surface of the belt of the conveyor 1, the placing component 2 comprises a fixed plate 21, the fixed plate 21 is fixed on the surface of the belt of the conveyor 1, and an upper plate 23 is provided on the top of the fixed plate 21, a top plate 27 is provided on the top of the upper plate 23, a first shaft rod 26 is provided on the same side of the top plate 27, the upper plate 23 and the fixed plate 21, and the first shaft rod 26 is rotatably connected to the upper plate 23 through a bearing, the top plate 27 is fixed to the top of the first shaft rod 26, a vertical plate 28 is rotatably installed on the bottom of the other end of the top plate 27 through a bearing, and an insertion rod 213 is fixed on the surface of the vertical plate 28, the cast film roll can be sleeved on the surface of the insertion rod 213, and two stoppers are provided at the bottom of the insertion rod 213 The outermost end of the blocking bar 215 is rotatably installed with a limit block 216 through the second shaft rod, and the limit block 216 can be squeezed and contacted with the rear end of the cast film roll. The inlet and outlet ends of the conveyor 1 are both provided with a driving assembly 3, and the driving assembly 3 can rotate the first shaft rod 26 and the insertion rod 213 outward by one hundred and eighty degrees and ninety degrees respectively. The conveyor 1 is a wrap-around conveyor 1 of the prior art, and only the length of one end is shown in the figure. When the device is used, the insertion rod 213 of the placement assembly 2 is rotated outward toward the position of the feeding platform 11 through the driving assembly 3, and the axis center of the cast film roll is placed corresponding to the insertion rod 213, and then the cast film roll is pushed onto the insertion rod 213 through the placement assembly 2, and then retracted to the top of the conveyor 1 for transportation. After moving to the position of the feeding platform 12, the cast film roll is pushed out along the insertion rod 213 after the insertion rod 213 is rotated outward to correspond to the feeding platform 12, and is fed into the feeding platform 12 to enter the packaging equipment.

[0031] In this embodiment, side plates 13 are fixed on the surface of the conveyor 1 on both sides of the belt, and a slide groove 14 is opened between the inner wall of the side plate 13 and the belt, pulleys 22 are installed on both sides of the fixed plate 21, and the pulley 22 slides along the inside of the slide groove 14. Through the cooperation of the side plate 13 and the slide groove 14, the movement of the placement component 2 is guided and limited. The fixed plate 21 slides along the inside of the slide groove 14 and the side plate 13 through the pulley 22, and can be used in a surrounding manner with the conveyor 1.

[0032] In this embodiment, the placement component 2 also includes a slide frame 211, the vertical plate 28 is located at the top of the insertion rod 213 and fixed with the slide frame 211, and a screw 219 is rotatably installed inside the slide frame 211 through a bearing, and a slider 220 that slides along the slide frame 211 is meshed and sleeved on the surface of the screw 219, and a first electric push rod 221 is fixed to the bottom of the slider 220, and a first motor 218 is fixed to the position of the screw 219 on the back of the vertical plate 28, and the output end of the first motor 218 is fixed to the screw 219. A vertical frame 212 is fixed at the bottom of the first electric push rod 221, a sliding sleeve 214 is slidably sleeved on the surface of the insertion rod 213, and limited position frames 222 are fixed on both sides of the sliding sleeve 214. Both sides of the vertical frame 212 slide through the limited position frames 222 and are fixedly connected to the stop bar 215. A second shaft rod is rotatably installed inside the stop bar 215 through a bearing, and one end of the second shaft rod inside the stop bar 215 is connected to the limit block 216, and the other end of the second shaft rod inside the stop bar 215 passes through the rear end of the stop bar 215 and is installed with a second shaft rod. The second transmission belt 223 is turned on to drive the screw 219 to rotate. The slider 220 engages with the screw 219 and slides along the slide frame 211, driving the vertical frame 212, the sliding sleeve 214, and the baffle 215 to slide along the surface of the plug rod 213, so as to facilitate the outward movement of the cast film roll or to pull the cast film roll to be sleeved on the surface of the plug rod 213. Specifically, the baffle 215 supports the bottom of the cast film roll, and the limit block 216 can be rotated by the second transmission belt 223 (the second transmission belt 223 is driven by a small motor). ) can rotate outward when moving toward the cast film roll, and rotate inward after moving to the rear end of the cast film roll, squeezing the two sides of the rear end of the cast film roll, so as to facilitate pushing it to be connected to the insertion rod 213. Similarly, when the cast film roll is sent out, the limit block 216 is rotated outward and pushed out of the slide rod by the vertical frame 212 and the sliding sleeve 214. The vertical frame 212 is driven by the first electric push rod 221 to move vertically along the limit frame 222. The distance between the baffle 215 and the insertion rod 213 can be adjusted, which is suitable for the collection of cast film rolls of different calibers.

[0033] In this embodiment, a baffle 217 is provided at the bottom of one end of the top plate 27 away from the vertical plate 28, and a notch 224 is provided at the top of the baffle 217, and the baffle 217 slides along the slide frame 211 through the notch 224, and a movable groove 225 is provided at the bottom of the baffle 217 corresponding to the positions on both sides of the top of the baffle 217, and the baffle 217 slides inside the movable groove 225, and a first spring 226 is fixed between the inner wall of the movable groove 225 and the baffle 217, and a bayonet 230 is provided at the bottom of the baffle 217, and the bayonet 230 is hollowed out in the direction of rotation of the plug rod 213, a connecting plate 227 is fixed to one side of the top plate 27 located at the top of the baffle 217, and a plug plate 228 is slidably inserted inside the connecting plate 227, and a second spring 229 is fixed between the two sides of the plug plate 228 and the connecting plate 227, and the plug plate 228 can be respectively squeezed with the baffle 217 and the slide frame 211 After the top plate 27 is squeezed to the initial position, the plunger 213 is rotated, and the plunger 228 is subjected to the elastic force of the second spring 229 to slide along the connecting plate 227 to block the front end of the baffle 217, thereby limiting its position.

[0034] In this embodiment, the fixed plate 21 and the upper plate 23 are rotatably mounted with a connecting shaft 24 at one end away from the first shaft rod 26 through a bearing, and a slot 25 is provided at the top of the connecting shaft 24. The connecting shaft 24 and the first shaft rod 26 are located on the surface between the upper plate 23 and the fixed plate 21. The first transmission belt 210 is installed. The driving assembly 3 includes a mounting frame 31. The mounting frames 31 are fixed on both sides of the inlet and outlet ends of the conveyor 1. The top of the mounting frame 31 corresponding to one end of the connecting shaft 24 of the conveyor 1 is fixed. A second electric push rod 32 is fixed, a third electric push rod 33 is fixed on the top of the mounting frame 31 on the side of the conveyor 1 corresponding to the feeding platform 11, and a second motor 34 is fixed to the extended ends of the second electric push rod 32 and the third electric push rod 33, and an insert block 35 is fixed to the output end of the second motor 34, and an insert shaft 29 is fixed to the top of the vertical plate 28, and a groove identical to the slot 25 is opened on the top of the insert shaft 29, and the insert block 35 can be inserted into the slot 25 of the insert shaft 29 and the connecting shaft 24, and the other end of the top plate 27 is connected to the The connecting shaft 24 has a certain distance, which allows the extended end of the second electric push rod 32 to descend, and the plug block 35 to be inserted into the slot 25 without causing movement interference. The initial state of the placement component 2 is that the top plate 27, the upper plate 23 and the fixed plate 21 are on the same vertical line. When moving to the position of the feeding platform 11 or the feeding platform 12, the corresponding extended end of the second electric push rod 32 drives the second motor 34 and the plug block 35 to be inserted into the slot 25 of the connecting shaft 24, and the second motor 34 drives the connecting shaft 24 to rotate, and the first transmission The transmission connection of the driving belt 210 drives the top plate 27 to flip outward by one hundred and eighty degrees. At this time, the position of the plug shaft 29 at the top of the vertical plate 28 corresponds to the third electric push rod 33. The extended end of the third electric push rod 33 drives the plug block 35 to be inserted into the inside of the plug shaft 29, and then the second motor 34 drives the vertical plate 28 and the plug rod 213 to flip outward by ninety degrees to correspond to the feeding platform 11 or the feeding platform 12. The hollow position of the cast film roll is made to correspond to the plug rod 213, and the automatic loading and unloading of the cast film roll can be completed.

[0035] When the device is in use, when it moves to the position of the feeding platform 11 or the sending platform 12, the corresponding second electric push rod 32 extends at the end to drive the second motor 34 and the plug block 35 to be inserted into the slot 25 of the connecting shaft 24, and the connecting shaft 24 is driven to rotate by the second motor 34. Through the transmission connection of the first transmission belt 210, the first shaft rod 26 drives the top plate 27 to flip outward by 180 degrees. At this time, the position of the plug shaft 29 at the top of the vertical plate 28 corresponds to the third electric push rod 33. The extended end of the third electric push rod 33 drives the plug block 35 to be inserted into the plug shaft 29, and then the second motor 34 drives the vertical plate 28 and the plug rod 213 to flip outward by 90 degrees to correspond to the feeding platform 11 or the sending platform 12, and the hollow position of the cast film roll corresponds to the plug rod 213, and it is retracted to the top of the conveyor 1 for transportation. After moving to the position of the sending platform 12, the plug rod 213 is also rotated outward to send it out. After the table 12 corresponds, the cast film roll is pushed out along the insertion rod 213, sent into the delivery table 12 and enter the packaging equipment, the first motor 218 is turned on to drive the screw 219 to rotate, the slider 220 engages with the screw 219 and slides along the slide frame 211, driving the vertical frame 212, the sliding sleeve 214, and the baffle 215 to slide along the surface of the insertion rod 213, so as to facilitate the outward movement of the cast film roll or the pulling and sleeve of the cast film roll on the surface of the insertion rod 213. Specifically, the baffle 215 supports the bottom of the cast film roll, and the limit block 216 can be rotated by the second transmission belt 223 and can be rotated outward when moving toward the cast film roll, and rotated inward after moving to the rear end of the cast film roll, so as to squeeze the two sides of the rear end of the cast film roll, so as to facilitate it to be pushed and sleeved on the insertion rod 213. Similarly, when the cast film roll is sent out, the limit block 216 is rotated outward and the vertical frame 212 and the sliding sleeve 214 push it out of the slide rod.

[0036] The basic principles and main features of the present invention and the advantages of the present invention are shown and described above. For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention.

[0037] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A cast film roll conveying device, comprising a conveyor (1), characterized in that: The front end of the conveyor (1) is provided with a delivery platform (11), and the rear end of the conveyor (1) is provided with a delivery platform (12). A plurality of groups of placement components (2) are equidistantly provided on the surface of the conveyor belt (1). The placement components (2) include a fixed plate (21), the fixed plate (21) is fixed on the surface of the conveyor belt (1), and the top of the fixed plate (21) is provided with an upper plate (23), and the top of the upper plate (23) is provided with a top plate (27). A first shaft rod (26) is provided on the same side of the top plate (27), the upper plate (23) and the fixed plate (21), and the first shaft rod (26) is rotatably connected to the upper plate (23) via a bearing, the top plate (27) is fixed to the top of the first shaft rod (26), and the top plate A vertical plate (28) is rotatably mounted at the bottom of the other end of the belt (27) through a bearing, and a plug rod (213) is fixed on the surface of the vertical plate (28). The surface of the plug rod (213) can be sleeved with a cast film roll. Two stop bars (215) are provided at the bottom of the plug rod (213), and a limit block (216) is rotatably mounted at the outermost end of the stop bar (215) through a second shaft rod. The limit block (216) can be pressed and contacted with the rear end of the cast film roll. The inlet and outlet ends of the conveyor (1) are both provided with a driving assembly (3), and the driving assembly (3) can rotate the shaft rod (26) and the plug rod (213) outward by 180 degrees and 90 degrees respectively. Side plates (13) are fixed on the surface of the conveyor (1) on both sides of the belt, and the side plates (13) A slide groove (14) is provided between the inner wall and the belt, pulleys (22) are installed on both sides of the fixed plate (21), and the pulleys (22) slide along the inside of the slide groove (14), the placement component (2) also includes a slide frame (211), the vertical plate (28) is located on the top of the insertion rod (213) and is fixed with the slide frame (211), and a screw rod (219) is rotatably installed inside the slide frame (211) through a bearing, and a slider (220) is meshed and sleeved on the surface of the screw rod (219) and slides along the slide frame (211), and a first electric push rod (221) is fixed at the bottom of the slider (220), and a first motor (218) is fixed on the back of the vertical plate (28) at a position corresponding to the screw rod (219), and the first motor The output end (218) is fixed to the screw rod (219), a baffle (217) is provided at the bottom of one end of the top plate (27) away from the vertical plate (28), and a notch (224) is provided at the top of the baffle (217), the baffle (217) slides along the slide frame (211) through the notch (224), the bottom of the baffle (217) is provided with movable grooves (225) at positions corresponding to both sides of the top of the baffle (217), and the baffle (217) slides along the inside of the movable groove (225), a first spring (226) is fixed between the inner wall of the movable groove (225) and the baffle (217), the bottom of the baffle (217) is provided with a bayonet (230), and the bayonet (230) is hollowed out in the direction of rotation of the insertion rod (213).

2. A cast film roll conveying device according to claim 1, characterized in that: A vertical frame (212) is fixed at the bottom of the first electric push rod (221), a sliding sleeve (214) is slidably sleeved on the surface of the insertion rod (213), and limiting frames (222) are fixed on both sides of the sliding sleeve (214), and both sides of the vertical frame (212) slide through the limiting frames (222) and are fixedly connected to the blocking bars (215).

3. A cast film roll conveying device according to claim 2, characterized in that: A second shaft rod is rotatably mounted inside the baffle bar (215) via a bearing, and one end of the second shaft rod inside the baffle bar (215) is connected to a limit block (216), and the other end of the second shaft rod inside the baffle bar (215) passes through the rear end of the baffle bar (215) and is mounted with a second transmission belt (223).

4. A cast film roll conveying device according to claim 1, characterized in that: A connecting plate (227) is fixed to one side of the top plate (27) located at the top of the baffle plate (217), and an inserting plate (228) is slidably inserted inside the connecting plate (227). Second springs (229) are fixed between the two sides of the inserting plate (228) and the connecting plate (227), and the inserting plate (228) can be pressed and contacted with the baffle plate (217) and the sliding frame (211) respectively.

5. A cast film roll conveying device according to claim 4, characterized in that: A connecting shaft (24) is rotatably mounted on one end of the fixed plate (21) and the upper plate (23) away from the first shaft rod (26) via a bearing, and a slot (25) is provided on the top of the connecting shaft (24). A first transmission belt (210) is mounted on the surface of the connecting shaft (24) and the first shaft rod (26) located between the upper plate (23) and the fixed plate (21).

6. A cast film roll conveying device according to claim 5, characterized in that: The driving assembly (3) comprises a mounting frame (31), the mounting frames (31) being fixed on both sides of the inlet end and the outlet end of the conveyor (1), a second electric push rod (32) being fixed on the top of the mounting frame (31) at one end of the conveyor (1) corresponding to the connecting shaft (24), a third electric push rod (33) being fixed on the top of the mounting frame (31) at one side of the conveyor (1) corresponding to the feeding platform (11), and a second motor (34) being fixed on the extended ends of the second electric push rod (32) and the third electric push rod (33), and an insert block (35) being fixed on the output end of the second motor (34).

7. A cast film roll conveying device according to claim 6, characterized in that: An insertion shaft (29) is fixed on the top of the vertical plate (28), and a groove identical to the slot (25) is provided on the top of the insertion shaft (29), and the insertion block (35) can be inserted into the insertion shaft (29) and the slot (25) of the connecting shaft (24).