CN217822376U - Columnar magnetic core paper wrapping device - Google Patents

Abstract

A columnar magnetic core wrapping device belongs to the technical field of magnetic core packaging equipment. It is characterized in that: it includes a wrapping paper input component, a magnetic core input component, a covering component (7) and an output component, and the wrapping paper input component, the magnetic core input component and the output component are set around the covering component (7); the covering component ( 7) It includes a power assembly and a rotation assembly, the power assembly is connected to the rotation assembly, and the rotation assembly is provided with an accommodation chamber for accommodating the magnetic core. This columnar magnetic core wrapping device relies on the inner wall of the accommodating cavity to wrap the wrapping paper on the outer wall of the magnetic core, so as to realize the automatic wrapping of the magnetic core, and the whole process does not require manual participation, and the packaging quality of the wrapping paper for the magnetic core is stable. The process does not require manual participation, so the problem of scratching the magnetic core due to collisions during the packaging process can be avoided.

Description

Cylindrical core wrapping device

technical field

A columnar magnetic core wrapping device belongs to the technical field of magnetic core packaging equipment.

Background technique

A magnetic core refers to a sintered magnetic metal oxide composed of various iron oxide mixtures. Ferrite cores are used in coils and transformers of various electronic devices. After the magnetic core is produced, it is necessary to wrap kraft paper on the outer wall of the magnetic core to avoid scratches or damage to the magnetic outer wall. The kraft paper needs to cover all six sides of the magnetic core and seal it with tape. Due to the complex action of wrapping the magnetic core with kraft paper, the work of wrapping the magnetic core with kraft paper is currently done manually. Workers wrap the kraft paper on the outside of the magnetic core. During the core packaging process, it is easy to scratch the outer surface of the magnetic core, which affects the quality of the magnetic core.

Contents of the invention

The technical problem to be solved by the utility model is: to overcome the deficiencies of the prior art, to provide a columnar magnetic core wrapping device that can automatically wrap the columnar magnetic core with fast packaging speed and avoid scratching the magnetic core during the packaging process.

The technical solution adopted by the utility model to solve the technical problem is: the columnar magnetic core wrapping device, which is characterized in that it includes wrapping paper input assembly, magnetic core input assembly, coating assembly and output assembly, wrapping paper input assembly, magnetic The core input assembly and the output assembly are arranged around the cladding assembly;

The cladding assembly includes a power assembly and a rotation assembly, the power assembly is connected with the rotation assembly, and the rotation assembly is provided with an accommodating chamber for accommodating the magnetic core.

Preferably, the rotating assembly includes a moving device, a covering belt, a fixed covering roller and a movable covering roller, the fixed covering roller and the movable covering roller are arranged side by side, the moving device is connected with the movable covering roller, and the movable covering roller The roller moves towards or away from the fixed covering roller, the fixed covering roller and the movable covering roller are arranged on the upper side of the power assembly, and the upper part of the covering belt is arranged on the upper side of the fixed covering roller and the movable covering roller , and the accommodating cavity is formed between the fixed covering roller and the movable covering roller, and the power assembly is connected with the covering belt.

Preferably, the moving device includes a moving cylinder and a moving frame, the moving frame is connected with the moving cylinder, and the movable covering roller is rotatably installed on the moving frame.

Preferably, the rotating assembly further includes upper guide rollers, two upper guide rollers are arranged at intervals, the movable covering roller and the fixed covering roller are both arranged between the two upper guiding rollers, and the upper part of the covering belt is also located on the upper The upper side of the guide roller.

Preferably, the rotating assembly further includes a lower guide roller, the lower guide roller is arranged between the power assembly and the fixed covering roller, there are two lower guide rollers arranged on both sides of the power assembly, and each lower guide roller is located at the Covers the outside of the belt.

Preferably, the output assembly includes a manipulator and an output belt, and the manipulator is arranged between the output belt and the covering assembly.

Preferably, the manipulator includes a translation device, a lifting device, a rotating device and a magnetic core clamp connected in sequence.

Preferably, the magnetic core clamp includes a clamping cylinder and a splint, two splints are arranged side by side, and the clamping cylinder is connected to the two splints at the same time.

Preferably, the lower part of the splint is arc-shaped gradually inward from top to bottom.

Preferably, the wrapping paper input assembly and the magnetic core input assembly are arranged on opposite sides of the covering assembly.

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

The wrapping paper input component of the cylindrical magnetic core wrapping device can deliver the wrapping paper to the wrapping component, and the magnetic core input component can deliver the columnar magnetic core to the wrapping component, and the columnar magnetic core enters the accommodation cavity, and the packaging The paper is located between the magnetic core and the inner wall of the accommodating cavity. The power component drives the rotating component to rotate, and then drives the magnetic core and the wrapping paper to move. During the rotation of the magnetic core and the movement of the wrapping paper, the wrapping paper is wrapped on the magnetic The outer wall of the core realizes the automatic paper wrapping of the magnetic core, and the whole process does not require manual participation. The packaging quality of the magnetic core by the wrapping paper is stable. Scratch problem.

Description of drawings

FIG. 1 is a three-dimensional schematic diagram of a cylindrical magnetic core wrapping device.

FIG. 2 is a partial enlarged view of A in FIG. 1 .

Fig. 3 is a partially enlarged view of the place B in Fig. 1 .

FIG. 4 is a partial enlarged view of point C in FIG. 1 .

FIG. 5 is a schematic perspective view of a cladding component.

FIG. 6 is a schematic cross-sectional front view of the cladding component.

Fig. 7 is a three-dimensional schematic view of the glue assembly.

In the figure: 1, wrapping paper roller 2, wrapping paper guide roller 3, conveying trough 4, conveying roller 5, gluing component 6, paper cutting component 7, covering component 8, output belt 9, input belt 10, manipulator 11, Edge roller 12, conveying motor 13, conveying table 14, gluing motor 15, gluing screw 16, paper cutting motor 17, paper cutting screw 18, paper cutting slide 19, paper cutting knife 20, gantry frame 21, translation guide rail 22. Translation synchronous belt 23, translation sliding seat 24, translation frame 25, lifting motor 26, lifting guide rail 27, lifting frame 28, lifting synchronous belt 29, air motor 30, rotating frame 31, clamping cylinder 32, splint 33, partition Plate 34, mounting frame 35, moving frame 36, moving cylinder 37, driving motor 38, moving guide rail 39, moving sliding seat 40, covering belt 41, driving roller 42, lower guiding roller 43, upper guiding roller 44, fixed covering Roller 45, movable covering roller 46, glue sticking slide seat 47, driving gear 48, double-sided film 49, driven gear 50, waste material wheel 51, pressing block 52, movable guide roller.

Detailed ways

The utility model will be further described below in conjunction with specific embodiments, yet those who are familiar with the art should understand that the detailed description provided in conjunction with the accompanying drawings is for better explanation, and the structure of the utility model must exceed these limited implementations For example, some equivalent replacement solutions or common means will not be described in detail herein, but still belong to the protection scope of this application.

Fig. 1 ~ 7 is the preferred embodiment of the present utility model, below in conjunction with accompanying drawing 1 ~ 7 the utility model is described further.

Columnar magnetic core wrapping device, comprises wrapping paper input assembly, magnetic core input assembly, cladding assembly 7 and output assembly, and wrapping paper input assembly, magnetic core input assembly and output assembly are arranged around cladding assembly 7; Covering assembly 7 comprises The power assembly and the rotation assembly, the power assembly is connected with the rotation assembly, and the rotation assembly is provided with an accommodating chamber for accommodating the magnetic core. The wrapping paper input assembly of the columnar magnetic core wrapping device can deliver the wrapping paper to the covering assembly 7, and the magnetic core input assembly can deliver the columnar magnetic core to the covering assembly 7, and the columnar magnetic core enters the accommodating cavity. And the wrapping paper is located between the magnetic core and the inner wall of the accommodating cavity, the power assembly drives the rotating assembly to rotate, and then drives the magnetic core and the wrapping paper to move, during the process of the magnetic core rotation and the wrapping paper moving, the wrapping paper is covered by the inner wall of the accommodating cavity On the outer wall of the magnetic core, the automatic paper wrapping of the magnetic core is realized, and the whole process does not require manual participation. The packaging quality of the packaging paper for the magnetic core is stable. Since the whole process does not require manual participation, it can avoid collisions during the packaging process. The problem of magnetic core scratches.

Specifically: as shown in FIG. 1 : the cylindrical magnetic core wrapping device also includes a frame, and the wrapping paper input assembly, the magnetic core input assembly, the wrapping assembly 7 and the output assembly are all installed on the frame. The wrapping paper input assembly and the magnetic core input assembly are arranged on opposite sides of the covering assembly 7 , and the output assembly is arranged on a side of the covering assembly 7 adjacent to the wrapping paper input assembly. In this embodiment, the input component is an input belt 9 , and the output end of the input belt 9 is set higher than the cladding component 7 .

The output assembly includes a manipulator 10 and an output belt 8, the output belt 8 is vertically arranged with the input belt 9, the output belt 8 is at the same height as the covering assembly 7, and the manipulator 10 is positioned between the input end of the output belt 8 and the covering assembly 7, and The coated cylindrical magnetic core is delivered to the output belt 8, and the output belt 8 and the manipulator 10 are both installed on the frame.

Because the magnetic core is a cylindrical magnetic core, when the magnetic core is conveyed, the axis of the magnetic core is perpendicular to the conveying direction of the magnetic core, and the outside of the output belt 8 and the outside of the input belt 9 are provided with partitions 33, and the output belt 8 and the input belt A plurality of partitions 33 are arranged side by side and at intervals on the top 9, and a space for accommodating the magnetic core is formed between every two adjacent partitions 33 .

The wrapping paper input assembly includes a wrapping paper conveying assembly, a gluing assembly 5 and a paper cutting assembly 6, the gluing assembly 5 and the paper cutting assembly 6 are arranged in sequence along the wrapping paper conveying direction, and the gluing assembly 5 and the paper cutting assembly 6 are all arranged on Output of the wrapping paper delivery assembly.

As shown in Figures 1 and 2: the packaging paper conveying assembly also includes a conveying trough 3, a crimping wheel 11, a conveying roller 4 and a conveying motor 12, the opening of the conveying trough 3 is set upward, and the conveying trough 3 is set higher than the coating assembly 7 , the conveying trough 3 is set horizontally. Both sides of the conveying trough 3 can be rotatably equipped with edge rollers 11, and the edge rollers 11 are arranged in the conveying trough 3, and each side of the conveying trough 3 is all arranged side by side and is provided with several edge rollers 11 at intervals, and the wrapping paper The sides are located between the crimping rollers 11 and the bottom of the delivery trough 3 . The conveying roller 4 is arranged at the output end of the conveying trough 3, and the conveying roller 4 is arranged perpendicular to the conveying direction of the wrapping paper. Tight packing paper, conveying motor 12 is installed on the frame, and conveying motor 12 links to each other with conveying roller 4, and drives it to rotate.

The cylindrical magnetic core wrapping device also includes a conveying platform 13, which is horizontally arranged, and vertical baffles are installed on both sides of the conveying platform 13, and the baffles on both sides and the conveying platform 13 enclose a conveying trough with an opening facing upwards. 3. The baffle, the gluing assembly 5 and the paper cutting assembly 6 are arranged in sequence along the conveying direction of the wrapping paper.

The wrapping paper conveying assembly also includes a wrapping paper roller 1 and a wrapping paper guide roller 2, which are rotatably installed on the frame, and the wrapping paper guide roller 2 is arranged higher than the conveying chute 3 and lower than the wrapping paper guide roller 2. Set on wrapping roll 1.

The paper cutting assembly 6 includes a paper cutting motor 16, a paper cutting knife 19, a paper cutting slide 18 and a paper cutting screw 17, the paper cutting screw 17 is rotatably mounted on the frame, and the paper cutting screw 17 is arranged on the conveying platform 13 Side, the paper cutting screw 17 is set perpendicular to the conveying direction of the wrapping paper, the paper cutting slide 18 is slidably installed on the frame, the paper cutting slide 18 is screwed with the paper cutting screw 17, and the paper cutting motor 16 is installed on the frame Above, the output shaft of the paper cutting motor 16 is connected with the paper cutting screw 17, and drives it to rotate, and then drives the paper cutting slide 18 to reciprocate, and the paper cutting knife 19 is installed on the paper cutting slide 18, and moves along with the paper cutting slide. 18 move synchronously, and the output end of conveying chute 3 is provided with the paper cutting mouth that the paper cutting knife 19 stretches out downwards.

As shown in Figures 1, 3, and 4: the manipulator 10 includes a translation device, a lifting device, a rotation device and a magnetic core clamp connected in sequence, a gantry 20 is installed on the upper side of the frame 1, and the translation device is installed on the gantry 20.

The translation device includes a translation motor (not shown in the figure) and a translation synchronous belt 22. The lifting device is slidably installed on the top of the gantry 20. The translation motor is connected with the lifting device through the translation synchronous belt 22 and drives it to translate. The translation device can also adopt a translation electric cylinder.

Specifically, the translation device also includes a translation frame 24, a translation guide rail 21, and a translation slide seat 23. The translation guide rail 21 is horizontally installed on the top of the gantry frame 20, and the translation slide seat 23 is slidably installed on the translation guide rail 21. The translation sliding seat 23 is fixedly connected and rotates synchronously with it. Both ends of the gantry 20 are rotatably equipped with a translation synchronous belt pulley, and the two ends of the translation synchronous belt 22 are respectively engaged with two translation synchronous belt pulleys, and the translation motor is connected with any translation synchronous belt pulley and drives it to rotate . Translation synchronous belt 22 links to each other with lifting device.

Lifting device comprises lifting motor 25 and lifting synchronous belt 28, the setting that rotating device can go up and down, and lifting motor 25 is connected with rotating device by lifting synchronous belt 28, and drives its lifting. The lifting device can also adopt a lifting electric cylinder.

Specifically: the lifting device also includes a lifting frame 27, a lifting guide rail 26 and a lifting slide seat. A vertical lifting guide rail 26 is installed on the translation frame 24. The lifting slide seat is slidably installed on the lifting guide rail 26. The sliding seats are connected and drive the lifting sliding seats to rise and fall synchronously. The top and the bottom of the translation frame 24 are rotatably equipped with lifting synchronous pulleys, and the two ends of the lifting synchronous belt 28 are respectively engaged with the lifting synchronous pulleys on the corresponding side. The lifting motor 25 is installed on the top of the translation frame 24, and the lifting motor The output shaft of 25 links to each other with the elevating synchronous belt pulley on the upper side, and drives the elevating synchronous belt wheel on the upper side to rotate. Lifting synchronous belt 28 links to each other with rotating device.

The rotating device includes an air motor 29, which is installed on the bottom of the lifting frame 27, and the air motor 29 is connected with the magnetic core clamp and drives it to rotate. The air motor 29 can also be replaced by a rotary motor.

Specifically, the rotating device further includes a rotating frame 31, which is connected with the air motor 29 and rotates synchronously with it.

The magnetic core fixture includes a clamping cylinder 31 and a splint 32. Two splints 32 are arranged side by side and at intervals. The clamping cylinder 31 is connected with the splint 32 at the same time, and drives it to move inward or outward synchronously, and makes the two splints 32 clamp core or loosen the core. Clamping cylinder 31 is installed on the rotating frame 30, and rotates synchronously with it.

The lower part of each splint 32 is arc-shaped gradually inward from top to bottom, so as to facilitate the clamping and loosening of the columnar magnetic core.

As shown in Figures 5 to 6: the cladding assembly 7 includes a power assembly and a rotating assembly, and a mounting frame 34 is installed on the frame. The accommodating cavity of the magnetic core and the power assembly are installed at the bottom of the installation frame 34, and the power assembly is connected with the lower part of the rotating assembly.

The power assembly includes a driving motor 37 and a driving roller 41. The driving roller 41 is rotatably mounted on the bottom of the mounting bracket 34. The driving motor 37 is connected to the driving roller 41 and drives it to rotate. The driving roller 41 is connected to the bottom of the rotating assembly.

The rotating assembly includes a moving device, a covering belt 40 , an upper guide roller 43 , a lower guide roller 42 , a fixed covering roller 44 , a movable covering roller 45 and a movable guiding roller 52 . The upper guide roller 43 is rotatably installed on the top of the mounting frame 34. The upper guide roller 43 has two arranged side by side and at intervals. The fixed cover roller 44, the movable cover roller 45 and the movable guide roller 52 are all located on the two upper guide rollers. Between the rollers 43, and are all positioned at the same height with the upper guide roller 43, the fixed covering roller 44 is rotatably installed on the mounting frame 34, the movable covering roller 45 is rotatably installed on the moving device, and the movable guide roller 52 is also It is rotatably installed on the moving device, and the movable cover roller 45 is located between the movable guide roller 52 and the fixed cover roller 44 . Driving roller 41 is positioned at the lower side of fixed covering roller 44, and lower guide roller 42 is positioned between fixed covering roller 44 and driving roller 41, and lower guiding roller 42 has two symmetrically arranged on driving roller 41 both sides, and lower guiding roller 42 is rotatably installed on the mounting bracket 34, and the distance between the two lower guides 42 is less than the distance between the two upper guide rollers 43. The top of covering belt 40 is positioned at the upper side of upper guide roller 43, fixed covering roller 44, movable covering roller 45 and movable guide roller 52, and the bottom of covering belt 40 passes between two following guide rollers 42 and with The drive rollers 41 are connected, and the lower guide rollers 42 are located on the outside of the covering belt 40 .

The moving device drives the movable covering roller 45 to move away from the fixed covering roller 44, so that the magnetic core enters between the movable covering roller 45 and the fixed covering roller 44, and then the moving device drives the movable covering roller 45 to approach The direction of the fixed covering roller 44 moves, and the covering belt 40 supports and clamps the magnetic core, and the magnetic core is located in the covering belt 40 between the fixed covering roller 44 and the movable covering roller 45, and the magnetic core is positioned at the fixed The underside of the covered roller 44 and the movable covered roller 45, and the covered belt 40 presses against the side of the magnetic core. The wrapping paper is located between the magnetic core and the wrapping belt 40 . With the movement of the wrapping belt 40 , the wrapping paper moves and the magnetic core rotates, so that the wrapping paper wraps the outside of the magnetic core.

Mobile device comprises moving cylinder 36 and moving frame 35, and moving frame 35 is slidably installed on the mounting frame 34, and moving cylinder 36 is installed on the mounting frame 34, and the piston rod of moving cylinder 36 links to each other with moving frame 35, and promotes its motion , the movable cover roller 45 and the movable guide roller 52 can be rotatably installed on the mounting frame 34 .

The mounting frame 34 is provided with a horizontal mobile guide rail 38, and a mobile slide seat 39 is slidably installed on the mobile guide rail 38, and the mobile frame 35 is fixedly connected with the mobile slide seat 39.

As shown in Figure 7: the glue sticking assembly 5 is arranged on the upper side of the conveyor table 13, the glue sticking component 5 includes a glue sticking translation device and a double-sided tape sticking device, and the double-sided glue sticking device is installed on the glue sticking translation device, The glue translation device is arranged along the direction perpendicular to the conveying direction of the wrapping paper.

The gluing translation device includes a gluing motor 14 and a gluing screw 15, the gluing screw 15 is rotatably installed on the frame, the gluing screw 15 is arranged perpendicular to the conveying direction of the wrapping paper, and the gluing motor 14 is installed on the frame , the output shaft of the gluing motor 14 links to each other with the gluing screw rod 15, and drives it to rotate, and the gluing screw rod 15 is threadedly connected with the double-sided tape gluing device.

The double-sided tape gluing device includes a gluing motor (not shown in the figure), a gluing slide 46, a pressing block 51, a double-sided film 48 and a waste wheel 50, and the gluing slide 46 is slidably mounted on the frame On, the gluing slide seat 46 is threadedly connected with the gluing screw rod 15 . The double-sided film 48 and the waste wheel 50 can be rotatably installed on the top of the rubber-applied slide 46, and the pressing block 51 is installed on the bottom of the glue-applied slide 46, so that the pressed block 51 is lower than the double-sided film 48 and the waste wheel. 50, the pressing block 51 is located between the double-sided film 48 and the waste wheel 50, and the bottom of the pressing block 51 is an arc-shaped pressing part that is convex in the middle. Gluing motor is connected with double-sided film 39 and waste material wheel 50 simultaneously and drives it to rotate.

The double-sided tape sticking device also includes a driving gear 47 and a driven gear 49, the driving gear 47 is coaxially connected with the double-sided film 48, and drives the double-sided film 48 to rotate synchronously, the driven gear 49 is coaxially connected with the waste wheel 50, And drive waste wheel 50 to rotate synchronously, driving gear 47 is meshed with driven gear 49, and the output shaft of sticking glue motor links to each other with driving gear 47, and drives it to rotate.

The working process of the cylindrical magnetic core wrapping device is as follows: the conveying roller 4 conveys the wrapping paper, and when the size of the wrapping paper to be conveyed reaches the specified size, the gluing motor 14 drives the gluing screw 15 to rotate, and drives the gluing slide 46 to move , Gluing motor 14 drives double-sided film 39 and waste wheel 50 to rotate simultaneously, and double-sided adhesive walks around compacting frame 51 by the bottom of compacting frame 51, and compacting frame 51 double-sided tape is pasted on the wrapping paper. The paper cutting motor 16 drives the paper cutting screw 17 to rotate, and the paper cutting screw 17 drives the paper cutting slide 18 to move, and then the wrapping paper is cut by the paper cutting knife 19 .

After the wrapping paper moves to the upper side of the covering belt 40 between the fixed covering roller 44 and the movable covering roller 45, the input belt 9 conveys the magnetic core to be packed, and the magnetic core is sent to the fixed covering roller 44 and the movable bag. Cover the upper side of the belt 40 between the cover rollers 45 . Now the distance between the fixed covering roller 44 and the movable covering roller 45 is greater than the diameter of the magnetic core, and the magnetic core falls between the movable covering roller 45 and the fixed covering roller 44, and is supported by the covering belt 40, and packed The paper is located between the magnetic core and the covering belt 40 .

The moving cylinder 36 pushes the moving frame 35 to move, so that the movable covering roller 45 moves in a direction close to the fixed covering roller 44, and makes the covering belt 40 clamp the wrapping paper and the magnetic core, and the driving motor 37 drives the driving roller 41 to rotate, so that The driving roller 41 drives the covering belt 40 to move, the covering belt 40 drives the wrapping paper to move, and the wrapping paper drives the magnetic core to rotate, and then wraps the wrapping paper on the magnetic core to complete the packing of the magnetic core.

After the magnetic core is packaged, the moving cylinder 36 drives the moving frame 35 to move, and the movable covering roller 45 moves away from the fixed covering roller 44, and the manipulator 10 transfers the covered magnetic core to the output belt 8, and the Output belt 8 sends out.

The above is only a preferred embodiment of the utility model, and is not intended to limit the utility model in other forms. Any skilled person who is familiar with this profession may use the technical content disclosed above to change or remodel it into an equivalent change. Equivalent embodiment. However, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present utility model without departing from the content of the technical solution of the utility model still belong to the protection scope of the technical solution of the utility model.

Claims (10)

1. A columnar magnetic core wrapping device, characterized in that: it includes a wrapping paper input assembly, a magnetic core input assembly, a wrapping assembly (7) and an output assembly, and the wrapping paper input assembly, magnetic core input assembly and output assembly surround the wrapping assembly (7) setting; The cladding assembly (7) includes a power assembly and a rotation assembly, the power assembly is connected to the rotation assembly, and the rotation assembly is provided with an accommodating chamber for accommodating the magnetic core. 2. The cylindrical magnetic core wrapping device according to claim 1, characterized in that: the rotating assembly includes a moving device, a wrapping belt (40), a fixed wrapping roller (44) and a movable wrapping roller (45 ), the fixed cover roller (44) and the movable cover roller (45) are arranged side by side, the mobile device is connected with the movable cover roller (45), and the movable cover roller (45) is close to or away from the fixed cover roller (44) direction movement, the fixed cover roller (44) and the movable cover roller (45) are set on the upper side of the power assembly, and the upper part of the cover belt (40) is set on the fixed cover roller (44) and the movable cover roller (45), and the accommodating cavity is formed between the fixed covering roller (44) and the movable covering roller (45), and the power assembly is connected with the covering belt (40). 3. The cylindrical magnetic core wrapping device according to claim 2, characterized in that: the moving device includes a moving cylinder (36) and a moving frame (35), and the moving frame (35) is connected to the moving cylinder (36) , the movable covering roller (45) is rotatably installed on the moving frame (35). 4. The cylindrical magnetic core wrapping device according to claim 2, characterized in that: the rotating assembly also includes an upper guide roller (43), two upper guide rollers (43) are arranged at intervals, and the movable wrapping roller (45) and fixed cover roller (44) are all arranged between two upper guide rollers (43), and the top of cover belt (40) is also positioned at the upper side of last guide roller (43). 5. The cylindrical magnetic core wrapping device according to claim 4, characterized in that: the rotating assembly also includes a lower guide roller (42), and the lower guide roller (42) is arranged between the power assembly and the fixed wrapping roller ( 44), there are two lower guide rollers (42) arranged on both sides of the power assembly, and each lower guide roller (42) is located on the outside of the covering belt (40). 6. The cylindrical magnetic core paper wrapping device according to claim 1, characterized in that: the output assembly includes a manipulator (10) and an output belt (8), and the manipulator (10) is set between the output belt (8) and the bag Covering components (7). 7. The cylindrical magnetic core wrapping device according to claim 6, characterized in that: the manipulator (10) includes a translation device, a lifting device, a rotating device and a magnetic core clamp connected in sequence. 8. The cylindrical magnetic core wrapping device according to claim 7, characterized in that: the magnetic core clamp includes a clamping cylinder (31) and a splint (32), and the splint (32) has two pieces arranged side by side, Clamping cylinder (31) links to each other with two splints (32) simultaneously. 9. The cylindrical magnetic core wrapping device according to claim 8, characterized in that: the lower part of the splint (32) is arc-shaped gradually inward from top to bottom. 10. The cylindrical magnetic core wrapping device according to claim 1, characterized in that: the wrapping paper input assembly and the magnetic core input assembly are arranged on opposite sides of the wrapping assembly (7).

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