CN113799410A

CN113799410A - Unreeling and feeding rack for glass fiber belts

Info

Publication number: CN113799410A
Application number: CN202111028190.4A
Authority: CN
Inventors: 卫爱京; 葛超
Original assignee: Yancheng Pinguan High Voltage Electric Co ltd
Current assignee: Yancheng Pinguan High Voltage Electric Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2021-12-17

Abstract

The invention discloses an unreeling feeding frame of a glass fiber belt, wherein the unreeling feeding frame is detachably and fixedly connected with a notch of an epoxy impregnation tank, the unreeling feeding frame sequentially comprises an unreeling device, an impregnation conveying device, a scraping belt conveying device and a discharging conveying device along the glass fiber belt, the unreeling device, the impregnation conveying device, the scraping belt conveying device and the discharging conveying device are fixedly connected through side rods correspondingly matched with the two side tank walls of the epoxy impregnation tank, the bottoms of the side rods are uniformly and fixedly connected with a plurality of upright rods, the bottoms of the outer side walls of the upright rods are fixedly connected with turned edges A, the notches of the two side tank walls of the epoxy impregnation tank are provided with turned edges B, and the two side tank walls of the epoxy impregnation tank are provided with locking devices for locking and fixing the turned edges A and the turned edges B. According to the structure, the unwinding feeding frame for the glass fiber belt realizes automatic unwinding, impregnation, belt scraping and gathering and discharging of the glass fiber belt, and ensures that the discharged glass fiber belt can be automatically wound on an epoxy glass tube.

Description

Unreeling and feeding rack for glass fiber belts

Technical Field

The invention relates to the technical field of drilling processing of epoxy glass fiber tubes, in particular to an unreeling feeding frame for glass fiber belts.

Background

The epoxy tube (epoxy glass fiber tube) is a round rod which is made by soaking electrical alkali-free glass fiber cloth with epoxy resin, baking, hot pressing in a forming die and processing, and has high mechanical property. Dielectric properties and good machinability. The insulating material is not only suitable for being used as an insulating structure part in electrical equipment, but also can be used in transformer oil under the humid environment condition; and the composite material also has the characteristics of ageing resistance, high temperature resistance, corrosion resistance and the like, so that the composite material is widely applied to the industries of petroleum, electric power, chemical industry, papermaking, urban water supply and drainage, factory sewage treatment, seawater desalination, coal gas transportation and the like.

In actual production, the epoxy pipe can be wound on the surface of the outer side wall of the pipeline through a glass fiber belt impregnated with epoxy, and the epoxy pipe and the pipeline are subjected to demoulding separation after epoxy is solidified. And finally, processing the port of the epoxy tube. When the pipe diameter of the epoxy pipe to be produced is relatively large, the pipe wall is relatively thick or the axial length is relatively long, the workload of winding the glass fiber tape is huge, the labor intensity is high, the production efficiency is low, and the difficulty of controlling the winding uniformity of the glass fiber tape is higher during winding. In addition, some simple devices are used for unreeling, epoxy impregnation and feeding of the glass fiber tape in the prior production, but after unreeling of the glass fiber tape roll is finished in the production, the glass fiber tape roll needs to be wound on a feeding device capable of epoxy impregnation for a long time when being replaced, so that the production efficiency is further reduced.

Disclosure of Invention

The invention aims to: overcome prior art's not enough, provide a glass fiber tape unreel pay-off frame, realized that glass fiber tape's automation unreels, the flooding, scrape the area and gather together the ejection of compact, guarantee that the glass fiber tape after the ejection of compact can carry out the automatic winding of epoxy glass pipe.

The technical scheme adopted by the invention is as follows:

the unwinding feeding frame for the glass fiber belt comprises an epoxy impregnation tank which reciprocates along a rail through a driving device A, the unwinding feeding frame for the glass fiber belt is detachably and fixedly connected to the notch of the epoxy impregnation tank, the unwinding feeding frame is located in the range of the epoxy impregnation tank, the unwinding feeding frame replacing device is located above the epoxy impregnation tank and reciprocates along the rail through a driving device B, the rail is located behind the epoxy impregnation tank and the unwinding feeding frame replacing device and is parallel to the rail, the unwinding feeding frame replacing device comprises a horizontally arranged base frame, the bottom of one side of the base frame is fixedly connected with a movable tank which is in sliding connection with the rail, a transverse moving frame is arranged in the base frame, the transverse moving frame reciprocates in the direction parallel to the rail through a driving device C, and two lifting frames are further arranged at the bottom of the transverse moving frame along the extending direction of the rail, the lifting frame moves up and down through the driving devices D respectively, and the two sides of the bottom of the lifting frame are provided with gripping clamps which are driven by the driving devices E and used for gripping and clamping the unreeling feeding frame respectively; when the grabbing clamp right above the epoxy impregnation tank moves downwards to the maximum stroke under the action of the driving device D, the grabbing clamp clamps an unreeling feeding frame positioned at the notch of the epoxy impregnation tank; when the grabbing clamp for grabbing the unreeling feeding frame moves upwards to the maximum stroke position under the action of the driving device D, the unreeling feeding frame is completely separated from the epoxy impregnation tank.

The further improvement scheme of the invention is that the traverse moving frame comprises two unit frames which are fixedly connected side by side and are respectively arranged corresponding to the lifting frame, when the traverse moving frame moves to one end in the base frame under the action of the driving device C, one unit frame is positioned in the middle of the base frame, and the other unit frame is contacted with one end of the base frame; when the traverse frame moves to the other end in the base frame under the action of the driving device C, the unit frame originally positioned in the middle of the base frame is contacted with the other end of the base frame, and the unit frame originally contacted with one end of the base frame is positioned in the middle of the base frame.

According to a further improved scheme of the invention, a plurality of cross beams are respectively and fixedly arranged in the unit frame, the cross beams are arranged in parallel with the track beams, the driving device D is fixed on the cross beams, and an area in the unit frame, which is defined by one side facing the movable groove and the closest cross beam, is correspondingly matched with an unreeling device of the unreeling feeding frame.

According to a further improvement scheme of the invention, epoxy material containing grooves are symmetrically and fixedly connected to two ends of the bottom of the end face of the movable groove facing one side of the base frame and corresponding to positions under the unit frame contacted with the end part of the base frame, the bottoms of the epoxy material containing grooves are higher than the unwinding feeding frame fixedly connected to the epoxy impregnation groove, and when the unwinding feeding frame grabbed by the grabbing clamp moves upwards to the maximum stroke position under the action of the driving device D, the bottoms of the unwinding feeding frame grabbed by the grabbing clamp are higher than the epoxy material containing grooves.

According to a further improved scheme of the invention, an epoxy discharging pipe is arranged at the bottom of the epoxy containing trough, and a valve is arranged on the epoxy discharging pipe.

According to a further improvement scheme of the invention, the driving devices C are provided with a plurality of groups and are respectively fixed at one end of the base frame and the position corresponding to the cross beam, and each group of driving devices D is respectively and fixedly connected to the top of the cross beam.

According to a further improvement scheme of the invention, two driving devices D are respectively arranged in each group and are respectively and symmetrically and fixedly connected to two ends of the cross beam.

In a further improvement scheme of the invention, the edges of the lifting frame, which are in contact with the base frame, respectively extend out of the corresponding edges of the transverse moving frame to form a limiting structure.

According to a further improved scheme of the invention, the movable groove is a C-shaped groove with an opening back to the base frame, the track beam penetrates through the C-shaped groove, a plurality of driving gears are uniformly distributed on the top of the C-shaped groove along the extending direction parallel to the track beam, the driving gears are in meshed transmission with racks on the top of the track beam, the driving wheels are in same-direction and same-speed transmission connection with a driving device B through transmission devices respectively, the transmission devices are fixed on one side of the movable groove back to the base frame, and the driving device B is fixedly connected with the transmission devices.

According to a further improvement scheme of the invention, a plurality of rotatably connected riding wheels A are uniformly distributed on the bottom of the movable groove along the extending direction of the track beam.

The invention has the further improvement scheme that a plurality of riding wheels B which are connected in a rotating way are uniformly distributed on the groove wall of one side, facing the base frame, of the movable groove corresponding to the opening of the movable groove along the extending direction of the track beam, and a plurality of riding wheels C and riding wheels D which are connected in a rotating way are uniformly distributed on the groove wall of one side, back to the base frame, of the movable groove corresponding to the upper side and the lower side of the opening of the movable groove along the extending direction of the track beam.

In a further development of the invention, the bottom of the epoxy impregnation tank is inclined upwards in the direction of transport of the glass fiber ribbon, the unreeling feeding frame comprises an unreeling device, a dipping conveying device, a scraping belt conveying device and a discharging conveying device along a glass fiber belt in sequence, the unreeling device, the dipping transmission device, the scraping belt transmission device and the discharging transmission device are fixedly connected through side rods correspondingly matched with the two side groove walls of the epoxy dipping groove, the side rods are horizontal, the bottoms of the side rods are uniformly and fixedly connected with a plurality of vertical rods along the extension direction of the side rods, the bottom of the outer side wall of the upright stanchion is fixedly connected with a flanging A, the notches of the two side groove walls of the epoxy impregnation tank are provided with matched flanging B corresponding to the flanging A, and locking devices for locking and fixing the turned edge A and the turned edge B are arranged on the upper parts of the outer side walls of the two side groove walls of the epoxy impregnation tank, and a grabbing groove matched with the grabbing clamp is formed between every two adjacent vertical rods and the side rods.

According to a further improved scheme of the invention, the unreeling device comprises a cover plate fixed with the dipping conveying device, unreeling support rods are symmetrically and fixedly connected to two sides of the top of the cover plate, an unreeling shaft is detachably and fixedly connected between the top ends of the unreeling support rods, a plurality of reels of glass fiber tape rolls are sequentially sleeved on the unreeling shaft along the axial direction, a plurality of tape penetrating holes are sequentially and uniformly formed in the cover plate and below the unreeling shaft along the direction parallel to the axial direction of the unreeling shaft, a tension device is fixedly connected to the bottom of the cover plate, and the glass fiber tapes on the glass fiber tape rolls downwards penetrate through the corresponding tape penetrating holes, wind around the tension device from the bottom and then are conveyed to the dipping conveying device.

In a further improvement of the invention, the tension device comprises a flexible plate fixedly connected with the lower opening of the perforating hole and facing one side of the dipping conveyer, the edge of one side of the flexible plate, which is back to the dipping conveyer, is flush with the edge of the hole wall of the perforating hole, which is facing one side of the dipping conveyer, and the edge of one side of the flexible plate, which is back to the dipping conveyer, extends towards the perforating hole corresponding to the perforating hole to form an extension plate, and when the glass fiber band which downwards passes through the perforating hole is wound on the extension plate downwards, the free end of the extension plate is bent downwards.

In a further development of the invention, the inner wall of the perforation hole on the side away from the impregnation conveyor is provided with bristles.

According to a further improved scheme of the invention, the turned edges A extend to two side walls of the cover plate and are fixed with the cover plate.

According to a further improvement scheme of the invention, the edge of the bottom of the side wall of the cover plate, which is opposite to the side of the dipping and conveying device, is provided with a limiting notch, and when the unreeling feeding frame is fixed with the epoxy dipping tank, the limiting notch is in limiting contact with the top of the rear side wall of the epoxy dipping tank.

In a further improvement of the invention, the dipping and conveying device comprises a dipping and feeding conveying roller, a plurality of groups of dipping and transition conveying groups and a dipping and discharging conveying roller which are distributed along the glass fiber belt in sequence, the vertical rods corresponding to the position of the dipping conveying device are symmetrical and extend downwards, two ends of the feeding conveying roller, the dipping transition conveying group and the dipping discharging conveying roller are respectively and rotatably connected with a group of corresponding vertical rods and a part positioned below the flanging A, the glass fiber belt unreeled by the unreeling device is wound below the dipping feeding conveying roller, is conveyed to the dipping discharging conveying roller through the dipping transition conveying group and is conveyed to the scraping belt conveying device after being wound at the bottom of the dipping discharging conveying roller, when the unreeling feeding frame is fixed with the epoxy impregnation tank, the height of the glass fiber belt wound at the bottom of the impregnation feeding conveying roller and the bottom of the impregnation discharging conveying roller is lower than the height of the epoxy liquid level in the epoxy impregnation tank.

According to a further improvement scheme of the invention, the impregnation transition conveying group comprises an impregnation transition conveying roller and an impregnation transition conveying rod, two ends of the impregnation transition conveying roller and two ends of the impregnation transition conveying rod of the same impregnation transition conveying group are both connected with corresponding upright rods of the same group, and when the unreeling feeding frame is fixed with the epoxy impregnation tank, the top height of the impregnation transition conveying rod is higher than the epoxy liquid level height in the epoxy impregnation tank.

In a further improvement of the invention, the dipping transition conveying rollers are rotatably connected with the vertical rods, the glass fiber belt bypasses the dipping transition conveying rollers of one dipping transition conveying group from the bottom and then bypasses the top of the dipping transition conveying rods of the adjacent dipping transition conveying group, and the glass fiber belt bypasses the dipping transition conveying rods of one dipping transition conveying group from the top and then bypasses the dipping transition conveying rollers of the adjacent dipping transition conveying group.

In a further improvement of the invention, two adjacent glass fiber belts are respectively wound around the dipping transition conveying roller and the dipping transition conveying rod of the same dipping transition conveying group in a staggered manner. According to a further improvement scheme of the invention, the bottom of the dipping feed conveying roller, the bottom of the dipping transition conveying roller and the bottom of the dipping discharge conveying roller are positioned on the same plane A, the top of the dipping transition conveying rod is positioned on the same plane B, and the plane A and the plane B are both parallel to the bottom surface of the epoxy dipping tank.

The invention has the further improvement scheme that two ends of the dipping feed conveying roller, two ends of the dipping transition conveying roller and two ends of the dipping discharge conveying roller are connected with the bottoms of the corresponding upright rods, and the bottom ends of the upright rods on the same side corresponding to the dipping conveying device are fixedly connected through connecting longitudinal rods.

In a further improvement scheme of the invention, connecting cross rods are fixedly connected between a group of corresponding vertical rods connected with the dipping feed conveying roller and between a group of corresponding vertical rods connected with the dipping discharge conveying roller.

According to a further improved scheme of the invention, the connecting cross rod is fixed at the top of the vertical rod, and when the unreeling feeding frame is fixed with the epoxy impregnation tank, the connecting cross rod is positioned above the epoxy impregnation tank.

In a further improvement of the invention, the scraping belt conveying device comprises a plurality of scraping bottom plates and a plurality of scraping top plates which are arranged in a staggered mode in sequence along the conveying direction of the glass fiber belt, both ends of the scraping bottom plate are respectively fixed on the conveying bottom rods which are symmetrically and fixedly connected with the inner side walls of the side rods, both ends of the scraping top plate are respectively fixed on the conveying ejector rods which are symmetrically and fixedly connected with the inner side walls of the side rods, two ends of the conveying bottom rod and the conveying top rod which correspond to the same side of the unreeling feeding frame are respectively and fixedly connected through a connecting bolt, the conveying bottom rod and the conveying top rod are adjustably and fixedly connected with the side rods on the side and incline upwards along the conveying direction of the glass fiber belt, and the glass fiber belt which is impregnated with the epoxy resin by the impregnation conveying device is respectively wound on the top edge of the scraping bottom plate and the bottom edge of the scraping top plate along the conveying direction and then conveyed to the discharging conveying device.

According to a further improved scheme of the invention, side vertical plates are symmetrically arranged at the tops of side rods at two sides of the unreeling feeding frame and at positions corresponding to the positions of the scraping belt conveying device facing one end of the discharging conveying device, a plurality of positioning through holes are formed in the side vertical plates from top to bottom, one end of the conveying bottom rod facing the dipping conveying device is connected with the side rods at the corresponding side in a swinging mode through a pin shaft A, and one end of the conveying top rod facing the discharging conveying device penetrates through one group of corresponding positioning through holes of the side vertical plates through positioning insertion rods A respectively to fixedly connect the conveying top rod with the side rods.

According to a further improved scheme of the invention, one end of the conveying bottom rod facing the impregnation conveying device is fixedly provided with a connector, and the connector is provided with a matched shaft hole A corresponding to the pin shaft A.

The invention has the further improvement scheme that the connecting bolt is fixedly connected to the top of the transmission bottom rod, the connecting bolt upwards passes through a connecting hole A arranged on the transmission top rod and corresponding to the connecting bolt, and the transmission top rod and the connecting bolt are clamped and fixed through nuts respectively arranged at the bottom and the top of the transmission top rod.

According to a further improvement scheme of the invention, the discharging conveying device comprises discharging adjusting rods which are respectively and symmetrically arranged and are adjustably and fixedly connected with side rods, a comb belt discharging guide rod, a transition discharging guide rod and a gathering discharging guide rod are sequentially and fixedly arranged between the discharging adjusting rods along the conveying direction of the glass fiber belt, and the glass fiber belt is sequentially wound on the comb belt discharging guide rod, the transition discharging guide rod and the gathering discharging guide rod and then discharged.

According to a further improved scheme of the invention, the gathering and discharging guide rod is an elastic arc rod protruding towards one side of the discharging direction of the glass fiber belt, horizontal guide rods are outwards arranged on the outer side walls of two ends of the elastic arc rod and penetrate through guide holes formed in the discharging adjusting rod, an adjusting bolt is further arranged at one end of the discharging adjusting rod corresponding to the corresponding side of the elastic arc rod, the adjusting bolt is connected with a threaded hole formed in the discharging adjusting rod in a matched mode, the end of the adjusting bolt penetrates through the discharging adjusting rod and then contacts with the end of the elastic arc rod, and acting force is applied to the elastic arc rod by the adjusting bolt.

According to a further improved scheme of the invention, two ends of the comb strip discharging and guiding rod are respectively and fixedly connected with the discharging adjusting rod on the corresponding side through connecting plates.

According to a further improvement scheme of the invention, a plurality of comb teeth are sequentially and uniformly distributed on the outer side wall of the comb strip discharging and guiding rod along the axial direction of the comb strip discharging and guiding rod, and the glass fiber belt is respectively wound on the outer side wall of the comb strip discharging and guiding rod and is positioned between two adjacent comb teeth.

According to a further improved scheme of the invention, a plurality of transitional discharging and guiding rods are sequentially arranged along the extension direction of the discharging adjusting rod, and the glass fiber belts are sequentially wound on the top or the bottom of the transitional discharging and guiding rods in an up-and-down staggered manner.

According to a further improved scheme of the invention, one end of the discharging adjusting rod, which faces the scraping belt conveying device, is connected with a side rod on the corresponding side in a swinging mode through a pin shaft B, and the middle part of the discharging adjusting rod penetrates through another group of corresponding positioning through holes of the side vertical plate through positioning insertion rods B to fixedly connect the discharging adjusting rod with the side rod.

According to a further improved scheme of the invention, four corners of the bottom of the epoxy impregnation tank are respectively and fixedly connected with supporting legs, and the bottom ends of the supporting legs are rotatably connected with track wheels matched with tracks.

The invention has the beneficial effects that:

first, the unreeling feeding frame of the glass fiber belt can be replaced quickly through the unreeling feeding frame replacing device, and the replaced glass fiber belt can be directly used for production, so that the production efficiency is improved.

Secondly, the unreeling feeding frame of the glass fiber belt is convenient for the unreeling feeding frame replacing device to move along the track beam through the driving gear arranged in the movable groove and the structures of the supporting wheel A, the supporting wheel B, the supporting wheel C and the supporting wheel D, and the friction resistance between the movable groove and the track beam is reduced.

Thirdly, the unreeling feeding frame of the glass fiber belt is convenient for adding epoxy to the epoxy impregnation tank through the epoxy material containing tanks arranged at the two ends of the bottom of the base frame, and can prevent residual epoxy on the unreeling feeding frame from dropping to the ground to pollute the environment in the process of placing glass fiber rolls and pre-winding the glass fiber by the replaced unreeling feeding frame.

Fourthly, the unwinding and feeding frame for the glass fiber belt realizes automatic unwinding, impregnation, belt scraping and gathering and discharging of the glass fiber belt, and ensures that the discharged glass fiber belt can be automatically wound on an epoxy glass tube.

Fifth, according to the unreeling feeding rack for the glass fiber belts, the unreeled glass fiber belts can have certain tension through the extending plate of the flexible plate arranged at the bottom of the perforation holes, the glass fiber belts can be completely attached to corresponding devices of the unreeling feeding rack in the unreeling feeding process, and normal dipping feeding of the glass fiber belts is guaranteed.

Sixth, according to the unreeling feeding frame for the glass fiber tape, the bristles arranged in the tape penetrating holes brush away impurity particles on the surface of the glass fiber tape, so that the phenomenon that protrusions are formed when the glass fiber tape is wound and laid in a glass fiber pipe in the later period is avoided, and the quality of the epoxy glass fiber pipe is guaranteed.

Seventhly, the unreeling feeding frame for the glass fiber belt, disclosed by the invention, has an inclined structure at the bottom of the epoxy impregnation tank, the impregnation transition conveying roller and the impregnation transition conveying rod are arranged, and the glass fiber belt is wound on the impregnation transition conveying roller and the impregnation transition conveying rod, so that liquid epoxy in the epoxy impregnation tank is turned up and down for multiple times under the conveying action of the glass fiber belt and is turned towards the higher position of the bottom of the epoxy impregnation tank, the continuous circulating flow of the liquid epoxy in the epoxy impregnation tank is realized, the epoxy is prevented from being gathered for a long time and from being dried and solidified at the lower position in the epoxy impregnation tank, meanwhile, the impregnation epoxy of the glass fiber belt is enabled to be more sufficient and uniform, and the quality of an epoxy glass fiber pipe is ensured.

Eighth, the unreeling feeding frame of the glass fiber belt is convenient for an operator to separate the unreeling feeding frame from the epoxy impregnation tank under the action of the connecting cross rod.

Ninth, according to the unreeling feeding frame for the glass fiber belt, redundant liquid epoxy on the surface of the glass fiber belt is scraped through the action of the belt scraping and conveying device, so that the epoxy content of the top surface and the bottom surface of the glass fiber belt and the thickness of the glass fiber belt can be kept consistent when the glass fiber belt is discharged.

Tenth, according to the unwinding feeding frame for the glass fiber tape, the angle of the tape scraping and conveying device is adjusted according to the amount of the liquid epoxy remaining on the surface of the glass fiber tape after impregnation is completed, so that the epoxy content of the glass fiber tape after tape scraping is ensured to meet the requirement of winding into an epoxy glass fiber pipe.

Eleventh, according to the unwinding feeding frame for glass fiber tapes, the glass fiber tapes after being scraped are combed under the action of the comb tape discharging and guiding rod, so that each glass fiber tape is sequentially and completely unfolded, and the winding thickness of the glass fiber tapes is uniform.

Twelfth, the unwinding feeding frame for the glass fiber belt of the invention enables the glass fiber belt to be gathered at the discharging end through the action of the gathering discharging guide rod, thereby ensuring the pipe wall strength of the glass fiber belt wound into the epoxy glass fiber pipe.

Thirteenth, the unwinding feeding frame for the glass fiber belt adjusts the bending degree of the gathering and discharging guide rod through the adjusting bolt, so that the concentration degree of the glass fiber under the unit winding width when the glass fiber belt is discharged and wound is adjusted according to the winding process requirement of the epoxy glass fiber pipe, and further, the production and the manufacture of the epoxy glass fiber pipe with different strength requirements are realized.

Fourteenth, according to the unwinding feeding frame for the glass fiber belt, the inclination angle of the discharging conveying device is adjusted according to the diameter of the epoxy glass fiber pipe, so that the radian of the contact arc surface of the glass fiber belt and the gathering discharging guide rod is reduced as much as possible, the acting force of the glass fiber belt on the gathering discharging guide rod is further reduced, and smooth discharging of the glass fiber belt is facilitated.

Description of the drawings:

fig. 1 is a schematic front view of the present invention.

Fig. 2 is a right-side schematic view of the unwinding feeding frame replacing device of the invention.

Fig. 3 is a schematic top view of the unwinding feeding frame replacing device of the present invention.

Fig. 4 is a right-side cross-sectional enlarged schematic view of the unwinding feeding frame fixed to the epoxy impregnation tank.

Fig. 5 is a right-view enlarged schematic view of the unwinding feed stand fixed to the epoxy impregnation tank.

The specific implementation mode is as follows:

as can be seen from fig. 1 to 5, the unwinding feeding frame for glass fiber tapes comprises an epoxy impregnation tank 1 which reciprocates along a rail 3 through a driving device a, an unwinding feeding frame 2 for glass fiber tapes 68 is detachably and fixedly connected to a notch of the epoxy impregnation tank 1, the unwinding feeding frame 2 is located within the range of the epoxy impregnation tank 1, the unwinding feeding frame replacing device 5 is located above the epoxy impregnation tank 1 and reciprocates along a rail beam 9 through a driving device B10, the rail beam 9 is located behind the epoxy impregnation tank 1 and the unwinding feeding frame replacing device 5 and is parallel to the rail 3, the unwinding feeding frame replacing device 5 comprises a horizontally arranged base frame 67, a movable groove 8 which is slidably connected with the rail beam 9 is fixedly connected to the bottom of one side of the base frame 67, a traverse frame 6 is arranged in the base frame 67, and reciprocates along the direction parallel to the rail beam 9 through a driving device C11, the bottom of the transverse moving frame 6 is also provided with two lifting frames 24 along the extending direction of the track beam 9, the lifting frames 24 move up and down through the driving devices D12 respectively, and the two sides of the bottom of the lifting frames 24 are also provided with gripping clamps 7 which are driven by the driving devices E13 and used for gripping the unreeling feeding frame 2 respectively; when the grabbing clamp 7 right above the epoxy impregnation tank 1 moves downwards to the maximum stroke under the action of the driving device D12, the grabbing clamp 7 clamps the unreeling feeding frame 2 at the notch of the epoxy impregnation tank 1; when the grabbing clamp 7 grabbing the unwinding feeding frame 2 moves upwards to the maximum stroke position under the action of the driving device D12, the unwinding feeding frame 2 is completely separated from the epoxy impregnation tank 1.

The traverse frame 6 comprises two unit frames 21 which are fixedly connected side by side and are respectively arranged corresponding to the lifting frames 24, when the traverse frame 6 moves to one end in the base frame 67 under the action of a driving device C11, one unit frame 21 is positioned in the middle of the base frame 67, and the other unit frame 21 is in contact with one end of the base frame 67; when the traverse frame 6 is moved to the other end in the base frame 67 by the driving device C11, the cell frame 21 originally located at the center of the base frame 67 is in contact with the other end of the base frame 67, and the cell frame 21 originally in contact with one end of the base frame 67 is located at the center of the base frame 67.

A plurality of cross beams 23 are respectively and fixedly arranged in the unit frame 21, the cross beams 23 are arranged in parallel with the track beam 9, the driving device D12 is fixed on the cross beams 23, and an in-frame area 22 surrounded by one side facing the movable groove 8 and the closest cross beam 23 in the unit frame 21 is correspondingly matched with the unreeling device 27 of the unreeling feeding frame 2.

The two ends of the bottom of the end face of the movable groove 8 facing one side of the base frame 67 are respectively and symmetrically and fixedly connected with epoxy containing grooves 14 corresponding to positions under the unit frame 21 in contact with the end portion of the base frame 67, the bottoms of the epoxy containing grooves 14 are higher than the unreeling feeding frame 2 fixedly connected to the epoxy impregnation groove 1, and when the unreeling feeding frame 2 grabbed by the grabbing clamp 7 moves upwards to the maximum stroke position under the action of the driving device D12, the bottoms of the unreeling feeding frame 2 grabbed by the grabbing clamp 7 are higher than the epoxy containing grooves 14.

An epoxy discharging pipe is arranged at the bottom of the epoxy containing trough 14, and a valve is arranged on the epoxy discharging pipe.

The driving devices C11 are multiple and are respectively fixed at one end of the base frame 67 and at positions corresponding to the cross beam 23, the driving devices D12 are multiple sets, and each set of driving devices D12 is respectively and fixedly connected to the top of the cross beam 23.

Two driving devices D12 are respectively arranged in each group and are respectively and symmetrically fixedly connected to two ends of the cross beam 23.

The edges of the lifting frame 24 contacting the base frame 67 respectively extend out of the corresponding edges of the transverse moving frame 6 to form a limiting structure.

The movable groove 8 is a C-shaped groove with an opening facing back to the base frame 67, the track beam 9 penetrates through the C-shaped groove, a plurality of driving gears 15 are uniformly distributed on the top of the C-shaped groove along the extending direction parallel to the track beam 9, the driving gears 15 are in meshed transmission with racks on the top of the track beam 9, the driving wheels 15 are in same-direction and same-speed transmission connection with a driving device B10 through transmission devices 17 respectively, the transmission devices 17 are fixed on one side of the movable groove 8 facing back to the base frame 67, and the driving device B10 is fixedly connected to the transmission devices 17.

A plurality of rotatably connected riding wheels A16 are uniformly distributed on the bottom of the movable groove 8 along the extending direction of the track beam 9.

The groove wall of one side of the base frame 67 in the movable groove 8 corresponds to the opening position of the movable groove 8 and is uniformly distributed with a plurality of rotatably connected riding wheels B18 along the extending direction of the track beam 9, and the groove wall of one side of the movable groove 8 back to the base frame 67 corresponds to the upper and lower side positions of the opening of the movable groove 8 and is uniformly distributed with a plurality of rotatably connected riding wheels C19 and riding wheels D20 along the extending direction of the track beam 9.

The bottom of the epoxy impregnation tank 1 inclines upwards along the conveying direction of the glass fiber belt 68, the unreeling feeding frame 2 sequentially comprises an unreeling device 27, an impregnation conveying device 28, a scraping belt conveying device 29 and a discharging conveying device 30 along the glass fiber belt 68, the unreeling device 27, the impregnation conveying device 28, the scraping belt conveying device 29 and the discharging conveying device 30 are fixedly connected through side rods 31 correspondingly matched with the two side tank walls of the epoxy impregnation tank 1, the side rods 31 are horizontal, the bottoms of the side rods 31 are uniformly and fixedly connected with a plurality of upright rods 43 along the extending direction of the side rods 31, the bottoms of the outer side walls of the upright rods 43 are fixedly connected with flanges A32, matched flanges B66 are arranged at the notches of the two side tank walls of the epoxy impregnation tank 1 corresponding to the flanges A32, and locking devices 4 for locking and fixing the flanges A32 and the flanges B66 are arranged at the upper parts of the outer side walls of the two side tanks of the epoxy impregnation tank 1, the adjacent two upright rods 43 and the side rods 31 form a grabbing groove 33 matched with the grabbing clamp 7.

Unwinding device 27 includes the apron 34 fixed with flooding conveyer 28, the top bilateral symmetry fixedly connected with of apron 34 unreels bracing piece 35, detachably fixedly connected with unreels axle 36 between unreeling the top of bracing piece 35, unreel axle 36 has set gradually many rolls of glass fiber tape rolls along the axial, on the apron 34, be located unreel 36 below along with unreel 36 axial direction parallel's direction evenly be equipped with a plurality of perforator holes 37 in proper order, apron 34 bottom fixedly connected with tension device, glass fiber tape 68 on the glass fiber tape roll is passed corresponding perforator hole 37 downwards and is walked around behind tension device from the below and convey to flooding conveyer 28.

The tension device comprises a flexible plate 39 fixedly connected to the lower opening of the perforating hole 37 and facing the side of the dipping conveyor 28, the edge of one side of the flexible plate 39 facing away from the dipping conveyor 28 is flush with the edge of the hole wall of one side of the perforating hole 37 facing the dipping conveyor 28, the edge of one side of the flexible plate 39 facing away from the dipping conveyor 28 extends towards the perforating hole 37 corresponding to the position of the perforating hole 37 to form an extension plate, and the free end of the extension plate is bent downwards when the glass fiber tape 68 passing downwards through the perforating hole 37 is wound downwards on the extension plate.

The inner wall of the perforation holes 37 on the side away from the impregnation conveyor 28 is provided with bristles 40.

The flanges a32 extend to both side walls of the cover 34 and are secured to the cover 34.

The edge of the bottom of the side wall of the cover plate 34 on the side opposite to the dipping and conveying device 28 is provided with a limiting notch 38, and when the unreeling feeding frame 2 is fixed with the epoxy dipping tank 1, the limiting notch 38 is in limiting contact with the top of the rear side wall of the epoxy dipping tank 1.

The dipping conveyer 28 comprises dipping feed conveying rollers 41, a plurality of groups of dipping transition conveying groups and dipping discharge conveying rollers 42 which are sequentially distributed along a glass fiber belt 68, wherein the dipping feed conveying rollers 41, the plurality of groups of dipping transition conveying groups and the dipping discharge conveying rollers 42 are symmetrical and extend downwards corresponding to the vertical rods 43 at the position of the dipping conveyer 28, two ends of each of the feed conveying rollers 41, the dipping transition conveying groups and the dipping discharge conveying rollers 42 are respectively connected with the corresponding vertical rods 43 and parts below the flanges A32 in a rotating mode, the glass fiber belt 68 unreeled by the unreeling device 27 is wound from the lower part and placed behind the dipping feed conveying rollers 41, conveyed to the dipping discharge conveying rollers 42 through the dipping transition conveying groups and conveyed to the scraping belt conveying device 29 from the bottom of the dipping discharge conveying rollers 42 in a winding mode, and when the unreeling feeding frame 2 is fixed with the epoxy dipping tank 1, the height of the bottom of the dipping feed conveying rollers 41 and the height of the glass fiber belt 68 placed at the bottom of the dipping conveying rollers 42 are lower than the liquid level of epoxy in the epoxy dipping tank 1.

The flooding transition conveying group comprises a flooding transition conveying roller 44 and a flooding transition conveying rod 45, the two ends of the flooding transition conveying roller 44 and the two ends of the flooding transition conveying rod 45 of the same flooding transition conveying group are both connected with the corresponding vertical rod 43 of the same group, and when the unreeling feeding frame 2 is fixed with the epoxy impregnation tank 1, the top of the flooding transition conveying rod 45 is higher than the epoxy liquid level in the epoxy impregnation tank 1.

The impregnation transition conveying rollers 44 are rotatably connected with the vertical rods 43, the glass fiber belt 68 bypasses the impregnation transition conveying rollers 44 of one impregnation transition conveying group from the bottom and then bypasses the impregnation transition conveying rods 45 of the adjacent impregnation transition conveying group, and the glass fiber belt 68 bypasses the impregnation transition conveying rods 45 of one impregnation transition conveying group from the top and then bypasses the impregnation transition conveying rollers 44 of the adjacent impregnation transition conveying group.

Two adjacent glass fiber ribbons 68 are respectively wound around the impregnation transition transfer roll 44 and the impregnation transition transfer rod 45 of the same impregnation transition transfer group in a staggered manner.

The bottom of the impregnation feed transfer roller 41, the bottom of the impregnation transition transfer roller 44 and the bottom of the impregnation discharge transfer roller 42 are located on the same plane a, the top of the impregnation transition transfer rod 45 is located on the same plane B, and the plane a and the plane B are both parallel to the bottom surface of the epoxy impregnation tank 1.

The both ends of flooding feeding transfer roller 41, the both ends of flooding transition transfer roller 44 and the both ends of flooding ejection of compact transfer roller 42 all are connected with the bottom that corresponds pole setting 43, and the same one side pole setting 43 bottom that flooding conveyer 28 corresponds all connects fixedly through connecting vertical pole 46.

A connecting cross bar 47 is fixedly connected between a group of corresponding upright rods 43 connected with the dipping feed conveying roller 41 and a group of corresponding upright rods 43 connected with the dipping discharge conveying roller 42.

The connecting cross rod 47 is fixed to the top of the vertical rod 43, and when the unreeling feeding frame 2 is fixed to the epoxy impregnation tank 1, the connecting cross rod 47 is located above the epoxy impregnation tank 1.

The scraper conveyor 29 comprises a plurality of scraper bottom plates 49 and a plurality of scraper top plates 50 which are arranged alternately in sequence along the conveying direction of the glass fiber belt 68, both ends of the scraping bottom plate 49 are respectively fixed on the conveying bottom rods 49 symmetrically and fixedly connected with the inner side walls of the side rods 31, both ends of the scraping top plate 50 are respectively fixed on the transmission top rods 50 which are symmetrically and fixedly connected with the inner side walls of the side rods 31, two ends of the conveying bottom rod 49 and the conveying top rod 50 corresponding to the same side of the unreeling feeding rack 2 are respectively fixedly connected through a connecting bolt 57, the conveying bottom bar 49 and the conveying top bar 50 are fixedly attached adjustably to the side bars 31 on the side thereof and are inclined upward in the conveying direction of the glass fiber ribbon 68, the glass fiber tape 68, which has been epoxy-impregnated by the impregnation conveyor 28, is conveyed in the conveying direction around the top edge of the scraper bottom plate 54 and the bottom edge of the scraper top plate 55, respectively, to the discharge conveyor 30.

The top of the side rod 31 at the two sides of the unreeling feeding frame 2 and the position corresponding to the end of the scraping belt conveying device 29 facing the discharging conveying device 30 are symmetrically provided with side vertical plates 48, the side vertical plates 48 are provided with a plurality of positioning through holes 52 from top to bottom, one end of the conveying bottom rod 49 facing the dipping conveying device 28 is connected with the side rod 31 at the corresponding side in a swinging mode through a pin shaft A51, and one end of the conveying top rod 50 facing the discharging conveying device 30 penetrates through one group of corresponding positioning through holes 52 of the side vertical plates 48 through positioning insertion rods A53 respectively to fixedly connect the conveying top rod 50 with the side rod 31.

The end of the conveying bottom rod 49 facing the impregnation conveying device 28 is fixedly provided with a connector 56, and the connector 56 is provided with a matched shaft hole A corresponding to the pin shaft A51.

The connecting bolt 57 is fixedly connected to the top of the transfer bottom rod 49, the connecting bolt 57 upwardly penetrates through a connecting hole A of the transfer top rod 50 corresponding to the connecting bolt 57, and the transfer top rod 50 and the connecting bolt 57 are clamped and fixed by nuts 58 respectively arranged at the bottom and the top of the transfer top rod 50.

The discharging conveying device 30 comprises discharging adjusting rods which are symmetrically arranged and fixedly connected with side rods 31 in an adjustable mode, comb belt discharging guide rods 60, transition discharging guide rods 62 and gathering discharging guide rods 61 are sequentially and fixedly arranged between the discharging adjusting rods and along the conveying direction of the glass fiber belt 68, and the glass fiber belt 68 is sequentially discharged after being wound on the comb belt discharging guide rods 60, the transition discharging guide rods 62 and the gathering discharging guide rods 61.

Gather together ejection of compact guide pole 61 for the bellied elasticity arc pole to glass fiber band 68 ejection of compact direction one side, the lateral wall at the both ends of elasticity arc pole outwards is equipped with horizontal guide bar 65, horizontal guide bar 65 passes the guiding hole that ejection of compact regulation pole was established to the ejection of compact regulation pole still is equipped with adjusting bolt 64 corresponding to the one end that elasticity arc pole corresponds the side, adjusting bolt 64 and the screw hole accordant connection that ejection of compact regulation pole was established and adjusting bolt 64's tip wear out behind the ejection of compact regulation pole with the tip contact of elasticity arc pole to adjusting bolt exerts the effort to the elasticity arc pole.

Two ends of the comb strip discharging guide rod 60 are respectively and fixedly connected with the discharging adjusting rods on the corresponding sides through connecting plates 63.

The outer side wall of the comb strip discharging and guiding rod 60 is provided with a plurality of comb teeth which are sequentially and uniformly distributed along the axial direction of the comb strip discharging and guiding rod 60, and the glass fiber belt 68 is respectively wound on the outer side wall of the comb strip discharging and guiding rod 60 and is positioned between two adjacent comb teeth.

The transition discharging guide rod 62 is provided with a plurality of transition discharging guide rods in sequence along the extending direction of the discharging adjusting rod, and the glass fiber belts 68 are sequentially wound on the top and the bottom of the transition discharging guide rod 62 in an up-down staggered manner.

One end of the discharging adjusting rod facing the scraping belt conveying device 29 is connected with the side rod 31 on the corresponding side in a swinging mode through a pin shaft B59, and the middle of the discharging adjusting rod penetrates through the other group of corresponding positioning through holes 52 of the side vertical plate 48 through the positioning inserted rods B to fixedly connect the discharging adjusting rod with the side rod 31.

And the four corners of the bottom of the epoxy impregnation tank 1 are respectively and fixedly connected with supporting legs 26, and the bottom ends of the supporting legs 26 are rotatably connected with track wheels 25 matched with the tracks 3.

When the invention is used, firstly, the traverse frames 6 are respectively controlled by the driving device C11 to move transversely to one end along the base frame 67, the unreeling feeding frame 2 is fixedly connected to the bottom of the lifting frame 24 through the grabbing clamp 7 at the bottom of the lifting frame 24 corresponding to the unit frame 21 positioned in the middle of the base frame 67, the unreeling shafts 36 of the unreeling feeding frame 2 fixed at the bottom of the lifting frame 24 are sequentially sleeved with a plurality of glass fiber tape rolls, and the glass fiber tapes 68 of each glass fiber tape roll are respectively and previously reeled on the unreeling feeding frame 2.

When the glass fiber tapes 68 of each glass fiber tape roll are respectively and previously wound on the unwinding feeding frame 2, the glass fiber tapes 68 of the glass fiber tape roll firstly downwards pass through the corresponding perforating holes 37, then are wound on the extension plate from the bottom, and the extension plate is bent downwards, and the restoring force of the bent extension plate plays a role in tensioning the glass fiber tapes 68; the glass fiber band 68 wound on the extension plate enters the impregnation conveying device 28, is firstly wound at the bottom of the impregnation feeding conveying roller 41, then is sequentially wound at the bottom of the impregnation transition conveying roller 44 and the top of the impregnation transition conveying rod 45 in a staggered manner, and is finally wound at the bottom of the impregnation discharging conveying roller 42; the glass fiber belts 68 passing through the impregnation conveying device 28 enter the scraping belt conveying device 29, are fixedly connected with the corresponding positioning through holes 52 of different groups in a positioning mode through the positioning inserted rods A53, so that the inclination angle of the scraping belt conveying device 29 is adjusted according to the epoxy impregnation amount of the glass fiber belts 68, and then the glass fiber belts 68 passing through the impregnation conveying device 28 are sequentially wound on the top edge of the scraping bottom plate 54 and the bottom edge of the scraping top plate 55 in a staggered mode; the glass fiber belts 68 passing through the belt scraping and conveying device 29 enter the discharging and conveying device 30, are fixedly connected with different groups of corresponding positioning through holes 52 in a positioning mode through positioning inserted rods B, so that the discharging inclination angle of the discharging and conveying device 30 is adjusted according to the outer diameter of a pipeline to be wound by the glass fiber belts 68, then all the glass fiber belts 68 passing through the belt scraping and conveying device 29 are wound between corresponding adjacent comb teeth respectively and are arranged on the comb belt discharging and guiding rod 60, and then the glass fiber belts are wound on the top and the bottom of the transition discharging and guiding rod 62 in a staggered mode; finally, the bending degree of the gathering and discharging guide rod 61 is adjusted through the adjusting bolt 64 according to the sum of the widths of all the glass fiber belts 68, and then the glass fiber belts 68 are wound at the bottom of the gathering and discharging guide rod 61 and fixed with the gathering and discharging guide rod 61 through a clamping and fixing device.

When the glass fiber tape is to be wound on a pipeline, the epoxy impregnation tank 1 is moved to one end of the pipeline to be wound along the rail 3 through the driving device A, then the unreeling feeding frame replacing device 5 is moved to the position corresponding to the epoxy impregnation tank 1 along the rail beam 9 through the action of the driving device B10, the unit frame 21 in the middle of the base frame 67 is just positioned right above the epoxy impregnation tank 1, then epoxy preparation is carried out in the epoxy containing tank 14 positioned on the outer side of the end part of the pipeline to be wound, a valve of the epoxy discharging pipe is opened, prepared liquid epoxy enters the epoxy impregnation tank 1, and the valve of the epoxy discharging pipe is closed after the liquid epoxy completely enters the epoxy impregnation tank 1; then, a driving device D12 corresponding to the unit frame 21 positioned right above the epoxy impregnation tank 1 drives the lifting frame 24 and the corresponding unreeling feeding frame 2 to move downwards into the epoxy impregnation tank 1, a flange A32 of the unreeling feeding frame 2 is made to contact with a flange B66 of the epoxy impregnation tank 1, and the epoxy impregnation tank 1 and the unreeling feeding frame 2 are fixed through a locking device 4 arranged in the epoxy impregnation tank 1 through a flange A32 and a flange B66; then, the driving device E13 corresponding to the lifting frame 24 moving downwards opens the gripping clamp 7 and separates the gripping clamp from the gripping groove 33 of the unreeling feeding rack 2 fixed on the epoxy impregnation tank 1; then, the driving device D12 drives the lifting frame 24 to move upwards to the maximum stroke, then the driving device B10 enables the unwinding feeding frame replacing device 5 to move to one end of the rail beam 9 along the rail beam 9, then another standby unwinding feeding frame 2 is fixed to the unwinding feeding frame replacing device 5, and then the glass fiber tape roll is sleeved on the unwinding shaft 36 and then the glass fiber tape 68 is pre-wound on the standby unwinding feeding frame 2; at this time, the glass fiber tapes 68 wound around the bottoms of the impregnation feed transfer roller 41, the impregnation transition transfer roller 44, and the impregnation discharge transfer roller 42 of the unwinding feed stand 2 fixed to the epoxy impregnation tank 1 are completely immersed in the liquid epoxy in the epoxy impregnation tank 1.

When the glass fiber tape is wound on the pipeline, the pipeline to be wound rotates around the axis of the pipeline at a constant speed through a driving device F, and the side, facing the epoxy impregnation tank 1, of the pipeline rotates upwards; an operator removes the clamping and fixing device, discharges the glass fiber tape 68 wound on the material collecting and guiding rod 61, lays the glass fiber tape 68 on the surface of a pipeline to be wound through a brush dipped with liquid epoxy, and brushes the liquid epoxy on the position, corresponding to the glass fiber tape 68, of the surface of the pipeline, and applies acting force to the end part of the glass fiber tape 68 laid on the surface of the pipeline until the part, dipped with the liquid epoxy, of the glass fiber tape 68 in the epoxy dipping tank 1 is in contact with the surface of the pipeline so as to ensure that the glass fiber tape 68 is relatively fixed with the pipeline; meanwhile, when the glass fiber tape 68 is wound and laid on the pipeline, the driving device a drives the epoxy impregnation tank 1 to reciprocate along the track 3, so that the glass fiber tape 68 can be sequentially uniformly and repeatedly wound and laid on the surface of the pipeline until the winding and laying thickness of the glass fiber tape 68 meets the production requirement or the unwinding of the glass fiber tape 68 on the unwinding shaft 36 of the unwinding feeding frame 2 fixed with the epoxy impregnation tank 1 is finished.

When the unwinding of the glass fiber belt 68 on the unwinding shaft 36 of the unwinding feeding frame 2 fixed on the epoxy impregnation tank 1 is finished, stopping the operation of the driving device F and the driving device A, then actively drawing out the glass fiber belt 68 wound on the unwinding feeding frame 2 fixed on the epoxy impregnation tank 1 from the gathering and discharging guide rod 61 by an operator, and continuously and uniformly laying the tail end of the glass fiber belt 68 on a pipeline through a liquid epoxy brush again; meanwhile, the driving device B10 drives the unreeling feeding frame replacing device 5 to move to the position corresponding to the epoxy impregnation tank 1 again, the turned edge a32 and the turned edge B66 are separated through the locking device 4, the grabbing clamp 7 at the bottom of the lifting frame 24 corresponding to the unit frame 21 in the middle of the base frame 67 is driven to open through the driving device E13, the corresponding driving device D12 drives the lifting frame 24 to move downwards until the grabbing clamp 7 corresponds to the grabbing groove 33 of the side rod 31 of the unreeling feeding frame 2 connected with the epoxy impregnation tank 1, then the driving device E drives the grabbing clamp 7 to close, the driving device D12 drives the lifting frame 24 to move upwards to the maximum stroke, the driving device C11 drives the transverse moving frame to move along the base frame 67, so that the unit frame 21 in the middle of the base frame 67 is moved to be in contact with the base frame 67, and the spare unreeling frame 2 is located in the middle of the base frame 67; at this time, if the amount of the liquid epoxy in the epoxy impregnation tank 1 is small, the liquid epoxy prepared in the epoxy-containing tank 14 is again added to the epoxy impregnation tank 1; finally, the standby unreeling feeding frame 2 is moved downwards to the epoxy impregnation tank 1, and a flange A32 of the standby unreeling feeding frame 2 is fixed with a flange B66 of the epoxy impregnation tank through a locking device 4; the driving device E13 corresponding to the grabbing clamp 7 connected with the standby unreeling feeding frame 2 enables the grabbing clamp 7 to be opened and separated from the grabbing groove 33 of the unreeling feeding frame 2 fixed on the epoxy impregnation tank 1; then the driving device D12 drives the lifting frame 24 to move upwards to the maximum stroke, and then the driving device B10 makes the unwinding feeding frame replacing device 5 move to one end of the rail beam 9 along the rail beam 9, and then places a new fiberglass tape roll on the unwinding shaft 36 of the unwinding feeding frame 2 where the unwinding is finished before, and then pre-winds the fiberglass tape 68 on the unwinding feeding frame 2 again.

Claims

1. Glass fiber belt unreels pay-off frame, its characterized in that: the device comprises an epoxy impregnation tank (1) which moves to and fro along a track (3) through a driving device A, wherein an unreeling feeding frame (2) used for a glass fiber belt (68) is detachably and fixedly connected at the notch of the epoxy impregnation tank (1), the unreeling feeding frame (2) is positioned in the range of the epoxy impregnation tank (1), the tank bottom of the epoxy impregnation tank (1) inclines upwards along the conveying direction of the glass fiber belt (68), the unreeling feeding frame (2) sequentially comprises an unreeling device (27), an impregnation conveying device (28), a scraping belt conveying device (29) and a discharge conveying device (30) along the glass fiber belt (68), the unreeling device (27), the impregnation conveying device (28), the scraping belt conveying device (29) and the discharge conveying device (30) are fixedly connected through side rods (31) correspondingly matched with the tank walls on two sides of the epoxy impregnation tank (1), the utility model discloses a side pole, including side pole (31), side pole (31) level, side pole (31) bottom along the even many pole settings (43) of the even fixedly connected with in extending direction of side pole (31), the lateral wall bottom fixedly connected with turn-ups A (32) of pole setting (43), the notch department of epoxy impregnation groove (1) both sides cell wall is equipped with matched turn-ups B (66) corresponding to turn-ups A (32), the lateral wall upper portion of epoxy impregnation groove (1) both sides cell wall is equipped with locking device (4) that are used for fixed turn-ups A (32) of locking and turn-ups B (66).

2. The unwinding feed frame for glass fiber tapes as claimed in claim 1, wherein: unwinding device (27) include with fixed apron (34) of flooding conveyer (28), the top bilateral symmetry fixedly connected with of apron (34) unreels bracing piece (35), detachably fixedly connected with unreels axle (36) between the top of unreeling bracing piece (35), unreel axle (36) along the axial overlap in proper order and have put many rolls of glass fiber tape rolls, on apron (34), be located unreel axle (36) below along with unreel axle (36) axially parallel's direction evenly be equipped with a plurality of perforator holes (37) in proper order, apron (34) bottom fixedly connected with tension device, glass fiber tape (68) on the glass fiber tape roll is rolled up and is passed corresponding perforator hole (37) downwards to convey to flooding conveyer (28) after bypassing tension device from the below.

3. The unwinding feed frame for glass fiber tapes as claimed in claim 2, wherein: the tension device comprises a flexible plate (39) fixedly connected to the lower opening of the perforating hole (37) and facing one side of the dipping conveyer (28), the edge of one side, facing away from the dipping conveyer (28), of the flexible plate (39) is flush with the edge of the hole wall of one side, facing towards the dipping conveyer (28), of the perforating hole (37), the edge of one side, facing away from the dipping conveyer (28), of the flexible plate (39) extends towards the perforating hole (37) corresponding to the position of the perforating hole (37) to form an extension plate, and when the glass fiber tape (68) passing downwards through the perforating hole (37) is wound downwards on the extension plate, the free end of the extension plate is bent downwards.

4. The unwinding feed frame for glass fiber tapes as claimed in claim 1, wherein: the impregnation conveying device (28) comprises impregnation feeding conveying rollers (41), a plurality of groups of impregnation transition conveying groups and impregnation discharging conveying rollers (42) which are sequentially distributed along a glass fiber belt (68), the two ends of each of the feeding conveying rollers (41), the impregnation transition conveying groups and the impregnation discharging conveying rollers (42) are symmetrical and extend downwards corresponding to the vertical rods (43) at the position of the impregnation conveying device (28), the two ends of each of the feeding conveying rollers (41), the impregnation transition conveying groups and the impregnation discharging conveying rollers (42) are respectively and rotatably connected with a group of corresponding vertical rods (43) and a part positioned below the flanging A (32), the glass fiber belt (68) unreeled by the unreeling device (27) is wound from the lower part and is conveyed to the impregnation discharging conveying rollers (42) through the impregnation transition conveying groups and is wound from the bottom of the impregnation discharging conveying rollers (42) and then conveyed to the scraping belt conveying device (29), and when the unreeling frame (2) is fixed with the epoxy impregnation tank (1), the heights of the glass fiber belts (68) wound at the bottom of the impregnation feeding conveying roller (41) and the bottom of the impregnation discharging conveying roller (42) are lower than the liquid level of epoxy in the epoxy impregnation tank (1).

5. The unwinding feed frame for glass fiber tapes according to claim 4, characterized in that: the impregnation transition conveying group comprises an impregnation transition conveying roller (44) and an impregnation transition conveying rod (45), two ends of the impregnation transition conveying roller (44) and two ends of the impregnation transition conveying rod (45) of the same impregnation transition conveying group are both connected with corresponding vertical rods (43) of the same group, and when the unreeling feeding frame (2) is fixed with the epoxy impregnation tank (1), the height of the top of the impregnation transition conveying rod (45) is higher than the height of the epoxy liquid level in the epoxy impregnation tank (1); the impregnation transition conveying rollers (44) are rotationally connected with the vertical rods (43), the glass fiber belt (68) bypasses from the bottom after bypassing the impregnation transition conveying rollers (44) of a certain impregnation transition conveying group and then bypasses from the top of the impregnation transition conveying rods (45) of the adjacent impregnation transition conveying group, and the glass fiber belt (68) bypasses from the top after bypassing the impregnation transition conveying rods (45) of the certain impregnation transition conveying group and then bypasses from the impregnation transition conveying rollers (44) of the adjacent impregnation transition conveying group.

6. The unwinding feed frame for glass fiber tapes as claimed in claim 1, wherein: scrape area conveyer (29) including along glass fiber belt (68) direction of transfer crisscross a plurality of material bottom plates (49) of scraping and a plurality of material roof (50) of scraping that set gradually, the both ends of scraping material bottom plate (49) are equallyd divide and are fixed in transmission sill bar (49) of symmetry fixed connection in side lever (31) inside wall respectively, the both ends of scraping material roof (50) are equallyd divide and are fixed in transmission ejector pin (50) of symmetry fixed connection in side lever (31) inside wall respectively, corresponding to unreel conveying sill bar (49) and the both ends of transmission ejector pin (50) of pay-off frame (2) with one side respectively through connecting bolt (57) fixed connection, conveying sill bar (49) and transmission ejector pin (50) adjustable fixed connection in side lever (31) of side and along the direction of transfer of glass fiber belt (68) upwards slope, accomplish epoxy impregnated glass fiber belt (68) through flooding conveyer (28) around arranging in respectively scraping material bottom plate (54) top in along the direction of transfer The part edge and the bottom edge of the scraping top plate (55) are conveyed to the discharging conveying device (30).

7. The unwinding feed frame for glass fiber tapes as set forth in claim 6, wherein: the automatic conveying device is characterized in that side plates (48) are symmetrically arranged at the tops of side rods (31) on two sides of the unreeling feeding frame (2) and at positions corresponding to one ends, facing the discharging conveying device (30), of the scraping belt conveying device (29), a plurality of positioning through holes (52) are formed in the side plates (48) from top to bottom, one ends, facing the dipping conveying device (28), of the conveying bottom rods (49) are connected with the side rods (31) on the corresponding sides in a swinging mode through pin shafts A (51), and one ends, facing the discharging conveying device (30), of the conveying ejector rods (50) penetrate through one group of corresponding positioning through holes (52) of the side plates (48) through positioning insertion rods A (53) respectively to fixedly connect the conveying ejector rods (50) with the side rods (31).

8. The unwinding feed frame for glass fiber tapes as set forth in claim 6, wherein: ejection of compact conveyer (30) are provided with the ejection of compact regulation pole with adjustable fixed connection of side lever (31) including the symmetry respectively, between the ejection of compact regulation pole, along glass fiber area (68) direction of transfer in proper order fixed be equipped with comb area material guide pole (60), transition ejection of compact material guide pole (62) and gather together ejection of compact material guide pole (61), ejection of compact behind glass fiber area (68) are around arranging comb area material guide pole (60), transition ejection of compact material guide pole (62) and gathering together ejection of compact material guide pole (61) in proper order.

9. The unwinding feed frame for glass fiber tapes as set forth in claim 8, wherein: gather together ejection of compact guide pole (61) for the bellied elasticity arc pole to glass fiber band (68) ejection of compact direction one side, the lateral wall at the both ends of elasticity arc pole outwards is equipped with horizontal guide bar (65), horizontal guide bar (65) pass the guiding hole that ejection of compact regulation pole was established to the ejection of compact regulation pole still is equipped with adjusting bolt (64) corresponding to the one end that elasticity arc pole corresponds the side, screw hole accordant connection that adjusting bolt (64) and ejection of compact regulation pole were established to the tip of adjusting bolt (64) wear out behind the ejection of compact regulation pole with the tip contact of elasticity arc pole, and adjusting bolt applys the effort to the elasticity arc pole.

10. The unwinding feed frame for glass fiber tapes as set forth in claim 9, wherein: the outer side wall of the comb strip discharging and guiding rod (60) is axially and sequentially and uniformly distributed with a plurality of comb teeth along the comb strip discharging and guiding rod (60), and the glass fiber strip (68) is respectively wound on the outer side wall of the comb strip discharging and guiding rod (60) and is positioned between two adjacent comb teeth.