CN115872202A

CN115872202A - Film coating machine rolling frame with automatic discharging function

Info

Publication number: CN115872202A
Application number: CN202310168292.9A
Authority: CN
Inventors: 卓炜翔
Original assignee: Baoyan Industrial Technology Nantong Co ltd
Current assignee: Baoyan Industrial Technology Nantong Co ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-03-31
Anticipated expiration: 2043-02-27
Also published as: CN115872202B

Abstract

The invention discloses a film coating machine rolling frame with an automatic discharging function, belongs to the field of film coating machine rolling, and relates to a film coating machine rolling frame with an automatic discharging function, which comprises a base, wherein two symmetrically arranged support frames are fixed on the base, a bearing seat is fixed at the top of each support frame, and a rotating shaft tube matched with the bearing seat is rotationally connected in the bearing seat, and the film coating machine rolling frame is characterized in that: the conical winding machine is simple in structure, quick and efficient in clamping, small in damage to winding pipes, market prospect and suitable for popularization and application.

Description

Film coating machine rolling frame with automatic discharging function

Technical Field

The invention relates to the field of winding of laminating machines, in particular to a winding frame of a laminating machine with an automatic discharging function.

Background

The laminated paper is a composite material with plastic particles coated on the surface of paper by a casting machine, can be oil-proof, water-proof (relative) and heat-sealable, and is prepared from disposable paper cups commonly used in daily life. The most important production equipment in the production process of the laminating paper is a laminating machine, the laminating machine is also called an extrusion casting compound machine, plastic particles are plasticized by a screw rod and extruded in a linear mode from a flat die head die orifice, the plastic particles are attached to the surface of paper after being stretched, the plastic particles are cooled, shaped and pressed into the laminating paper, and the laminating paper is wound through a paper collecting frame after the plastic particles are compounded.

The diameter of the paper roll after the paper collecting frame finishes rolling is large, the weight is heavy, and the existing connecting structure for the winding pipe is very inconvenient to unload the roll; the paper roll is cylindrical, so that the movement state of the paper roll after falling to the ground from the paper collecting frame is uncertain, and the paper roll can roll or cannot roll; if the paper roll does not roll, the paper roll needs to be pulled out from the paper collecting frame manually, which wastes time and labor; if the paper roll rolls, the paper roll is likely to roll to the laminating machine, so that the laminating machine and the paper roll are damaged; if the film coating machine is far away from rolling, the film coating machine is likely to roll too far and is controlled to fall off, so that the film coating machine rolling frame with the automatic discharging function is provided to solve the problems.

Disclosure of Invention

1. Technical problem to be solved

The invention aims to provide a film coating machine winding frame with an automatic discharging function, which can be matched with a rotating shaft pipe with a conical electromagnet, a reset spring and a driving gear through a conical plug with a liquid storage tank, a permanent magnet, a piston, a limiting groove, an oval open groove, a V-shaped expansion groove, a sliding column and a bag body.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a film coating machine rolling frame with automatic discharge function, includes the base, be fixed with the support frame that two symmetries set up on the base, the support frame top is fixed with the bearing frame, the bearing frame internal rotation is connected with rather than the rotatory central siphon of assorted, its characterized in that: two one side that rotatory central siphon is relative all is equipped with the toper stopper that is used for fixed receipts reelpipe, two one side that the toper stopper was kept away from mutually all is fixed with the traveller, traveller sliding connection is in the rotation axis pipe, the traveller outer wall is equipped with the spacing groove of equalling divide equally the setting of a plurality of angles, rotation axis intraduct be equipped with spacing groove assorted stopper, the traveller has reset spring with the intertube clamp joint of rotation axis, one side that reset spring was kept away from to the rotation axis pipe is fixed with the toper electro-magnet, be equipped with the reservoir in the toper stopper, the reservoir is cylindrical cavity structure, sliding connection has the piston in the reservoir, the piston top is fixed with the permanent magnet, the reservoir has magnetorheological suspensions in the bottom packing of piston, the toper outer wall inboard of toper stopper is equipped with oval open slot, the V type expansion tank that the interval was arranged, oval open slot, V type expansion tank inner wall are spliced has the utricule, utricule and reservoir intercommunication set up, the toper outer wall of toper stopper is equipped with the antiskid arch corresponding with oval open slot, the both sides of base are equipped with the transfer device that is used for holding and receives the reelpipe.

The magnetorheological fluid enters the V-shaped expansion tank, the two sides of the notch of the V-shaped expansion tank are expanded by the extrusion force of the piston, the notches of the adjacent and expanded V-shaped expansion tanks are mutually butted to extrude and seal the opening of the ellipse, the magnetorheological fluid keeps the anti-swelling sliding groove and the inner wall of the tapered reel pipe to be fully contacted with each other, and the magnetorheological fluid is finally applied to the market when the magnetorheological fluid loses a certain degree of high-efficiency magnetorheological fluid and is suitable for being rapidly clamped and effectively popularized in the market.

Furthermore, the transfer device is including rotating the discharge arm of connection on the base, be equipped with the dashpot on the support frame, the top of discharge arm be fixed with dashpot assorted slider, the clamp connection has buffer spring between slider and dashpot.

Furthermore, the buffer slot is of an arc-shaped slot structure, and the rotating circle center of the discharging arm and the circle center of the buffer slot are concentrically arranged.

Further, the buffer spring is a high-strength anti-fatigue spring, and the buffer spring has elasticity for driving the discharging arm to be close to the bearing seat.

Furthermore, the upper end face of the discharging arm is provided with a material receiving cambered surface and a speed reducing cambered surface, the material receiving cambered surface is a concave cambered surface, the speed reducing cambered surface is a convex cambered surface, and the speed reducing cambered surface and the outer wall of a rolling pipe clamped between the conical plugs are in contact with each other and are arranged in a tangent mode in the free state.

Through the mutual cooperation between the discharge arm with the slider, the material receiving cambered surface and the speed reduction cambered surface and the support frame with the buffer spring and the buffer groove, when the sliding column retracts and the rolling pipe falls off from the conical plug, the rolling pipe loaded with the materials falls by utilizing self gravity, in the process, the discharge arm utilizes the characteristic that the material receiving cambered surface is tangent to the rolling pipe, the rolling pipe is flexibly accepted, the falling impact force of the rolling pipe is buffered by utilizing the contraction of the buffer spring in the process that the discharge arm moves downwards and overturns, when the rolling pipe is conveyed to the speed reduction cambered surface, the resistance is increased, the moving speed of the discharge arm is slowed down, the rolling pipe is discharged from the discharge opening, the aim of smoothly accepting the materials is fulfilled, the process does not need manual interference, the automation degree is high, and the operation cost is effectively reduced.

Furthermore, the reset spring is of a high-strength anti-fatigue spring structure, the reset spring has an elastic force for driving the sliding column to retract into the rotating shaft pipe, and after the sliding column is completely retracted, the distance between the two conical plugs is larger than the length of the winding pipe.

When the material of rolling on the rolling pipe reaches design thickness, the conical electromagnet changes the direction of current and weakens the current gradually, the magnetic force that magnetorheological suspensions in the bag body received at this moment reduces gradually, its mobility increases gradually, the conical electromagnet who changes the direction of current produces the adsorption affinity to the permanent magnet simultaneously, make the permanent magnet be close to the conical electromagnet on the one hand, drive the piston displacement and reset, the piston resets in-process and forms the negative pressure in the reservoir, adsorb the magnetorheological suspensions that resumes mobility in the bag body, the notch of V type expansion tank is retracted, the notch of oval open slot is opened, the contact friction between conical plug and rolling pipe reduces, on the other hand, through the adsorption affinity of conical electromagnet to the permanent magnet, the traveller cooperates the elasticity of reset spring and retracts, and then reach the quick dismantlement purpose of rolling pipe.

Furthermore, the conical electromagnet controls the current direction to change the magnetic pole through the control unit, and when the magnetic pole of the conical electromagnet is the same as that of the permanent magnet, the repulsive force of the conical electromagnet to the permanent magnet is larger than the elastic force of the return spring.

Further, the control unit is the PLC control unit, one side of rotatory central siphon is equipped with drive gear, rotatory central siphon realizes the transmission through drive gear and outside driving motor and is connected, driving motor passes through wire and control unit electric connection.

Further, be equipped with the infrared sensor who is used for detecting rolling pipe rolling thickness on the support frame, infrared sensor passes through wire and the control unit electric connection.

Through mutually supporting between PLC the infrared sensor of PLC the control unit integrated control and driving motor, when the infrared sensor reaches design thickness with the material that detects the coiling on the coiling pipe, will detect data transfer to PLC the control unit, PLC the control unit control driving motor stall to change the direction of current of toper electro-magnet and gradually weaken the electric current, make the coiling pipe drop fast, and fall into transfer device, accomplish quick material returned operation.

Furthermore, the long axis direction of the oval open slot is vertical to the direction of the conical inclined plane of the conical electromagnet.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) The scheme is characterized in that a conical plug with a liquid storage tank, a permanent magnet, a piston, a limiting groove, an elliptic open groove, a V-shaped expansion groove, a sliding column and a bag body is matched with a rotating shaft pipe with a conical electromagnet, a reset spring and a driving gear, when the system is in actual use, an empty rolling pipe is placed between two conical plugs, the conical electromagnet is controlled to be started in a mode of gradually strengthening magnetic force, the sliding column overcomes the elasticity of the reset spring to displace by utilizing the repulsive force of the conical electromagnet to the permanent magnet, so that the two conical plugs are closed at two ends of the rolling pipe, preliminary locking operation is completed, in the process that the conical electromagnet repels the permanent magnet, the permanent magnet pushes the piston to displace, magnetorheological fluid in the liquid storage tank is pushed into the bag body, the magnetic force of the conical electromagnet is gradually strengthened, the magnetorheological fluid still has fluidity, the magnetorheological fluid enters the V-shaped expansion groove and expands at two sides of the groove opening of the V-shaped expansion groove by utilizing the extrusion force of the piston, the notches of the adjacent and expanded V-shaped expansion grooves mutually collide with each other, the elliptic opening groove is extruded and the elliptic opening groove is extruded to be extruded and the elliptic piston is rapidly clamped and is effectively and the magnetorheological fluid is reduced in the market, and the magnetorheological fluid reel pipe.

(2) Through the mutual cooperation between the discharge arm with the slider, connect the material cambered surface, the speed reduction cambered surface and the support that has buffer spring, the cushion chamber, when the traveller contracts back, when the rolling pipe drops from between the toper stopper, the rolling pipe that carries the material utilizes self gravity whereabouts, in this process, the discharge arm utilizes its to connect the tangent characteristic of material cambered surface and rolling pipe, the gentle rolling pipe of accepting, the discharge arm moves down the in-process that overturns and utilizes buffer spring's shrink to cushion the whereabouts impact force of rolling pipe, when the rolling pipe transports to the speed reduction cambered surface, the resistance increases, its speed along the motion of discharge arm is slowed down, and discharge from the discharge opening, and then reach the smooth mesh of accepting the material, its process need not artifical the interference, degree of automation is high, effectively reduced the running cost.

(3) When the material of rolling on the rolling pipe reaches design thickness, the conical electromagnet changes the direction of current and weakens the current gradually, the magnetic force that magnetorheological suspensions in the bag body received at this moment reduces gradually, its mobility increases gradually, the conical electromagnet who changes the direction of current produces the adsorption affinity to the permanent magnet simultaneously, make the permanent magnet be close to the conical electromagnet on the one hand, drive the piston displacement and reset, the piston resets in-process and forms the negative pressure in the reservoir, adsorb the magnetorheological suspensions that resumes mobility in the bag body, the notch of V type expansion tank is retracted, the notch of oval open slot is opened, the contact friction between conical plug and rolling pipe reduces, on the other hand, through the adsorption affinity of conical electromagnet to the permanent magnet, the traveller cooperates the elasticity of reset spring and retracts, and then reach the quick dismantlement purpose of rolling pipe.

(4) Through mutually supporting between PLC the infrared sensor of PLC the control unit integrated control and driving motor, when the infrared sensor reaches design thickness with the material that detects the coiling on the coiling pipe, will detect data transfer to PLC the control unit, PLC the control unit control driving motor stall to change the direction of current of toper electro-magnet and gradually weaken the electric current, make the coiling pipe drop fast, and fall into transfer device, accomplish quick material returned operation.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of a partial cross-sectional structure of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a front exploded view of a bearing housing and its internal components proposed in the present invention;

fig. 6 is a schematic diagram of a back explosion structure of the bearing seat and its internal components proposed in the present invention;

FIG. 7 is a schematic view of a discharge arm according to the present invention;

FIG. 8 is a schematic cross-sectional view of a tapered plug according to the present invention;

FIG. 9 is a schematic structural diagram of the conical electromagnet provided in the present invention when repelling the permanent magnet;

fig. 10 is an enlarged schematic view of a portion a in fig. 9.

The reference numbers in the figures illustrate:

the device comprises a base 1, a support frame 2, a buffer spring 21, a bearing seat 22, a buffer tank 23, a discharging arm 3, a sliding block 31, a material receiving arc surface 32, a speed reducing arc surface 33, a rotary shaft tube 4, a conical electromagnet 41, a return spring 42, a driving gear 43, a conical plug 5, a liquid storage tank 51, a permanent magnet 52, a piston 53, a limiting tank 54, an oval open slot 55, a V-shaped expansion tank 56 and a bag body 6.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is to be understood that the embodiments described are merely exemplary embodiments, rather than exemplary embodiments, and that all other embodiments may be devised by those skilled in the art without departing from the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-10, a film coating machine winding frame with automatic discharging function comprises a base 1, two support frames 2 symmetrically arranged are fixed on the base 1, a bearing seat 22 is fixed on the top of each support frame 2, a rotary shaft tube 4 matched with the bearing seat 22 is rotatably connected in the bearing seat 22, conical plugs 5 for fixing winding pipes are arranged on one sides opposite to the two rotary shaft tubes 4, sliding columns 57 are fixed on the sides far away from the two conical plugs 5, the sliding columns 57 are slidably connected in the rotary shaft tubes 4, a plurality of limiting grooves 54 equally arranged at equal angles are arranged on the outer walls of the sliding columns 57, limiting blocks matched with the limiting grooves 54 are arranged in the rotary shaft tubes 4, a return spring 42 is clamped between the sliding columns 57 and the rotary shaft tubes 4, a conical electromagnet 41 is fixed on one side of the rotary shaft tubes 4 far away from the return spring 42, be equipped with reservoir 51 in the toper stopper 5, reservoir 51 is cylindrical cavity structure, sliding connection has piston 53 in reservoir 51, piston 53 top is fixed with permanent magnet 52, reservoir 51 has magnetorheological suspensions in the bottom packing of piston 53, the toper outer wall inboard of toper stopper 5 is equipped with the oval open slot 55 of interval arrangement, V type expansion tank 56, oval open slot 55, V type expansion tank 56 inner wall is spliced there is utricule 6, utricule 6 and reservoir 51 intercommunication set up, the toper outer wall of toper stopper 5 is equipped with the anti-skidding arch corresponding with oval open slot 55, the major axis direction of oval open slot 55 is mutually perpendicular with the toper inclined plane direction of conical electromagnet 41, the both sides of base 1 are equipped with the transfer device who is used for holding and receives the reelpipe.

According to the magnetorheological fluid anti-extrusion device, through the mutual matching of the conical plug 5 with the liquid storage tank 51, the permanent magnet 52, the piston 53, the limiting groove 54, the oval open groove 55, the V-shaped expansion groove 56, the sliding column 57 and the rotating shaft tube 4 with the conical electromagnet 41, the reset spring 42 and the driving gear 43, in actual use, an empty rolling tube is placed between the two conical plugs 5, the conical electromagnet 41 is controlled to be started in a magnetic force gradually enhanced mode, the sliding column 57 overcomes the elastic force of the reset spring 42 to displace by utilizing the repulsive force of the conical electromagnet 41 to the permanent magnet 52, so that the two conical plugs 5 are combined at two ends of the rolling tube to complete primary locking operation, in the process that the conical electromagnet 41 repels the permanent magnet 52, the permanent magnet 52 pushes the piston 53 to displace the magnetorheological fluid of the liquid storage tank 51 into the bag body 6 (due to the gradually enhanced magnetic force of the conical electromagnet 41, the magnetorheological fluid still has fluidity), the extrusion force entering the V-shaped expansion groove 56 collides by utilizing the piston 53, so that the two sides of the V-shaped expansion grooves 56 are expanded, the magnetorheological fluid is expanded, the extrusion force of the adjacent V-shaped expansion grooves is increased to ensure that the magnetorheological fluid is effectively and the magnetorheological fluid is rapidly clamped to be in the market, and the oval groove opening of the tapered piston 53, the tapered rolling tube is increased, the magnetorheological fluid is effectively and the magnetorheological fluid anti-expansion groove, the magnetorheological fluid anti-expansion groove is effectively and the magnetorheological fluid anti-expansion groove is effectively prevented, and the magnetorheological fluid anti-expansion groove is effectively prevented.

The return spring 42 is a high-strength anti-fatigue spring structure, the return spring 42 has an elastic force for driving the sliding column 57 to retract into the rotating shaft tube 4, and after the sliding column 57 is completely retracted, the distance between the two conical plugs 5 is greater than the length of the winding tube.

When the material wound on the winding pipe reaches the designed thickness, the tapered electromagnet 41 changes the current direction and gradually weakens the current, at this time, the magnetic force applied to the magnetorheological fluid in the bag body 6 is gradually reduced, the fluidity of the magnetorheological fluid is gradually increased, meanwhile, the tapered electromagnet 41 changing the current direction generates the adsorption force on the permanent magnet 52, on one hand, the permanent magnet 52 is close to the tapered electromagnet 41 to drive the piston 53 to displace and reset, negative pressure is formed between the piston 53 and the liquid storage tank 51 in the resetting process, the magnetorheological fluid with fluidity is recovered in the adsorption bag body 6, the notch of the V-shaped expansion tank 56 retracts, the notch of the oval open slot 55 is opened, the contact friction force between the tapered plug 5 and the winding pipe is reduced, on the other hand, through the adsorption force of the tapered electromagnet 41 on the permanent magnet 52, the sliding column 57 retracts in cooperation with the elastic force of the reset spring 42, and the purpose of rapidly dismounting the winding pipe is achieved.

Transfer device is including rotating the discharge arm 3 of connection on base 1, be equipped with buffer slot 23 on the support frame 2, the top of discharge arm 3 is fixed with buffer slot 23 assorted slider 31, the clamp connection has buffer spring 21 between slider 31 and buffer slot 23, buffer slot 23 is the arc wall structure, the rotatory centre of a circle of discharge arm 3 sets up with the centre of a circle of buffer slot 23 is concentric, buffer spring 21 is high strength antifatigue spring, buffer spring 21 has the elasticity of ordering about discharge arm 3 and being close to bearing frame 22, the up end of discharge arm 3 is equipped with connects material cambered surface 32 and speed reduction cambered surface 33, it is concave cambered surface to connect material cambered surface 32, speed reduction cambered surface 33 is protruding type cambered surface, buffer spring 21 is under free state, speed reduction cambered surface 33 contacts its tangent setting with the rolling pipe outer wall of clamp connection between conical plug 5.

Through the mutual cooperation between the discharging arm 3 with the sliding block 31, the material receiving cambered surface 32 and the speed reduction cambered surface 33 and the support frame 2 with the buffer spring 21 and the buffer groove 23, when the sliding column 57 retracts and the winding pipe falls off from the conical plug 5, the winding pipe loaded with the materials falls down by utilizing the self gravity, in the process, the discharging arm 3 flexibly receives the winding pipe by utilizing the characteristic that the material receiving cambered surface 32 is tangent to the winding pipe, the falling impact force of the winding pipe is buffered by utilizing the contraction of the buffer spring 21 in the process that the discharging arm 3 moves downwards and overturns, when the winding pipe runs to the speed reduction cambered surface 33, the resistance is increased, the speed of the winding pipe moving along the discharging arm 3 is slowed down and discharged from a discharging opening, the purpose of smoothly receiving the materials is achieved, the process does not need manual interference, the automation degree is high, and the running cost is effectively reduced.

The conical electromagnet 41 achieves change of a magnetic pole by controlling a current direction through the control unit, when the magnetic pole of the conical electromagnet 41 is the same as that of the permanent magnet 52, repulsive force of the conical electromagnet 41 to the permanent magnet 52 is larger than elastic force of the reset spring 42, the control unit is a PLC control unit, one side of the rotating shaft tube 4 is provided with a driving gear 43, the rotating shaft tube 4 is in transmission connection with an external driving motor through the driving gear 43, the driving motor is electrically connected with the control unit through a lead, the support frame 2 is provided with an infrared sensor for detecting winding thickness of a winding tube, and the infrared sensor is electrically connected with the control unit through a lead.

Through mutually supporting between PLC the infrared sensor of PLC the control unit integrated control and driving motor, when the infrared sensor reaches design thickness with the material that detects the coiling on the coiling pipe, will detect data transfer to PLC the control unit, PLC the control unit control driving motor stall to change the current direction of conical electromagnet 41 and gradually weaken the electric current, make the coiling pipe drop fast, and fall into transfer device, accomplish quick material returned operation.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a film coating machine rolling frame with automatic discharge function, includes base (1), be fixed with support frame (2) that two symmetries set up on base (1), support frame (2) top is fixed with bearing frame (22), bearing frame (22) internal rotation is connected with rather than assorted rotatory central siphon (4), its characterized in that: two one side that rotatory central siphon (4) is relative all is equipped with tapered plug (5) that is used for fixed receipts pipe, two one side that tapered plug (5) kept away from mutually all is fixed with traveller (57), traveller (57) sliding connection is in rotatory central siphon (4), traveller (57) outer wall is equipped with spacing groove (54) that a plurality of equal angles equally divide the setting, rotatory central siphon (4) inside be equipped with spacing groove (54) assorted stopper, clamping joint has reset spring (42) between traveller (57) and rotatory central siphon (4), one side that reset spring (42) were kept away from in rotatory central siphon (4) is fixed with conical electromagnet (41), be equipped with reservoir (51) in tapered plug (5), reservoir (51) is cylindrical cavity structure, sliding connection has piston (53) in reservoir (51), piston (53) top is fixed with permanent magnet (52), reservoir (51) is filled in the bottom of piston (53) has the utricule liquid storage tank (51), the toper outer wall inboard of tapered plug (5) is equipped with interval arrangement, open slot (55V), oval expansion groove (56), oval expansion tank (6) inner wall (6) has the glue connection, the toper outer wall of toper stopper (5) is equipped with the antiskid arch corresponding with oval open slot (55), the both sides of base (1) are equipped with the transfer device who is used for bearing the receipts roll pipe.

2. The film coating machine winding frame with the automatic discharging function according to claim 1, characterized in that: the transfer device is including rotating discharge arm (3) of connection on base (1), be equipped with buffer slot (23) on support frame (2), the top of discharging arm (3) is fixed with slider (31) with buffer slot (23) assorted, the clamp joint has buffer spring (21) between slider (31) and buffer slot (23).

3. The film laminating machine winding frame with the automatic discharging function according to claim 2, characterized in that: the buffer groove (23) is of an arc groove structure, and the rotating circle center of the discharging arm (3) and the circle center of the buffer groove (23) are arranged concentrically.

4. The film coating machine winding frame with the automatic discharging function according to claim 2, characterized in that: the buffer spring (21) is a high-strength anti-fatigue spring, and the buffer spring (21) has elastic force for driving the discharging arm (3) to be close to the bearing seat (22).

5. The film coating machine winding frame with the automatic discharging function according to claim 4, characterized in that: the up end of unloading arm (3) is equipped with and connects material cambered surface (32) and speed reduction cambered surface (33), it is concave cambered surface to connect material cambered surface (32), speed reduction cambered surface (33) are protruding type cambered surface, buffer spring (21) are under free state, speed reduction cambered surface (33) and the clamp connect the rolling pipe outer wall contact its tangent setting between toper stopper (5).

6. The film coating machine winding frame with the automatic discharging function according to claim 1, characterized in that: the return spring (42) is of a high-strength anti-fatigue spring structure, the return spring (42) has an elastic force for driving the sliding column (57) to retract into the rotating shaft tube (4), and after the sliding column (57) is completely retracted, the distance between the two conical plugs (5) is larger than the length of the winding tube.

7. The film laminating machine winding frame with the automatic discharging function according to claim 6, characterized in that: the conical electromagnet (41) controls the current direction to change the magnetic pole through the control unit, and when the magnetic pole of the conical electromagnet (41) is the same as that of the permanent magnet (52), the repulsive force of the conical electromagnet (41) to the permanent magnet (52) is larger than the elastic force of the return spring (42).

8. The film laminating machine winding frame with the automatic discharging function according to claim 7, characterized in that: the control unit is the PLC control unit, one side of rotatory central siphon (4) is equipped with drive gear (43), rotatory central siphon (4) realize the transmission through drive gear (43) and outside driving motor and are connected, driving motor passes through wire and control unit electric connection.

9. The film coating machine winding frame with the automatic discharging function according to claim 7, characterized in that: be equipped with the infrared sensor who is used for detecting rolling pipe rolling thickness on support frame (2), infrared sensor passes through wire and the control unit electric connection.

10. The film coating machine winding frame with the automatic discharging function according to claim 1, characterized in that: the long axis direction of the oval open slot (55) is vertical to the direction of the conical inclined plane of the conical electromagnet (41).