CN213445424U

CN213445424U - PE film coiling mechanism

Info

Publication number: CN213445424U
Application number: CN202022518107.9U
Authority: CN
Inventors: 孙国裕
Original assignee: Henan Gongchi Plastic Co ltd
Current assignee: Henan Gongchi Plastic Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-06-15
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses a PE film rolling device, which comprises two groups of driving rollers which are horizontally and parallelly arranged, the circumferential linear speeds of the two groups of driving rollers are the same, a driven roller is arranged above the vertical surface of the connecting line of the two groups of driving rollers, the driven roller is parallel to the axis of the driving rollers, the driven roller can move up and down, two ends of the driven roller are provided with damping devices for inhibiting the vertical movement of the driven roller, one side of the upstream end of the driving roller is provided with a finishing part, a horizontal through seam is arranged in the middle of the finishing part, the surfaces of the upper side wall and the lower side wall of the through seam are provided with gas nozzles, the included angle between the gas nozzle close to the vertical surface and the vertical surface is smaller than that between the gas nozzle far away from the vertical surface and the vertical surface, the PE film rolling device ensures that the film is smooth by means of gas blowing, the winding density is ensured.

Description

PE film coiling mechanism

Technical Field

The utility model relates to a film production facility technical field specifically is a PE film coiling mechanism.

Background

The film is in the production process, need carry out the rolling operation, when carrying out the film rolling, because the film thickness is thinner, very easily appear fold when the rolling, unevenness scheduling problem, and because the film is when drawing, moulding deformation can appear, consequently when the rolling, tension force can not be too big, this just causes the rolling density not enough.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a PE film coiling mechanism, through the mode that gas blows, guarantee that the film levels, and through driven roll extrusion wind-up roll, guarantee rolling density, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PE film coiling mechanism, includes two sets of levels and parallel arrangement's drive roll, and the circular linear velocity of two sets of drive rolls is the same, and the perpendicular face top in two sets of drive roll axis lines sets up the passive roller, the passive roller is parallel with the drive roll axis, the passive roller can the up-and-down motion, the passive roller both ends are provided with the damping device who restraines the vertical motion of passive roller, the upstream end one side of drive roll is provided with arrangement portion, set up the horizontally seam that runs through in the middle of the arrangement portion, the upper and lower both sides wall surface that runs through the seam all is provided with gas nozzle, and the gas nozzle that is close to vertical perpendicular face and the contained angle of vertical perpendicular face are less than and keep away from the gas nozzle of vertical perpendicular face and the contained angle of.

As a preferred technical solution of the present invention, the damping device includes a frame and a sliding seat, the driven roller is rotatably mounted to the sliding seat, a sliding rod is vertically disposed in the frame, the sliding seat is vertically slidably mounted to the sliding rod, and a damping sleeve is fixedly mounted to a contact surface of the sliding seat and the sliding rod;

through the damping effect when setting up damping cover and slide bar relative motion, slow down the sliding speed of sliding seat, increase sliding seat sliding resistance, exert pressure to the winding up roller of driven roller below promptly to guarantee rolling density.

As a preferred technical solution of the present invention, two corresponding vertical surfaces of the sliding seat are provided with non-return teeth, a non-return rack engaged with the sliding seat is provided in the frame, an elastic member deformed in the horizontal direction is provided between the non-return rack and the frame, a telescopic rod for adjusting the distance is provided between the two sets of non-return racks, and when the telescopic rod is extended, the non-return teeth are disengaged from the non-return rack;

the non-return tooth and the non-return rack are limited, so that the driven roller in normal work can only move upwards in one direction, and the non-return tooth bears downward pressure from the direction perpendicular to the wedge surface by utilizing the wedge surface structures of the non-return tooth and the non-return rack, so that the extrusion force of the driven roller and the material rolling roller is increased.

As a preferred technical scheme of the utility model, the driven roll includes hollow outer roll, hollow outer roll and sliding seat rotate the installation, the periphery of hollow outer roll sets up the gas hole that runs through, coaxial rotation installation inner tube in the hollow outer roll, the tip of inner tube is fixed and the intercommunication is provided with the tip bayonet joint, the relative fixed mounting of tip bayonet joint and sliding seat, the lateral wall of inner tube in the low level sets up the intercommunicating pore, when the gas hole of hollow outer roll rotated to the low level, the gas hole communicates with the intercommunicating pore of inner tube;

and blowing air outwards through the air blowing holes of the hollow outer roller to remove impurities adhered to the surface of the film.

As a preferred technical scheme of the utility model, the included angle between the air blowing hole close to the vertical middle vertical surface and the vertical middle vertical surface is smaller than the included angle between the air blowing hole far away from the vertical middle vertical surface and the vertical middle vertical surface;

through the design to the gas hole angle, make the film receive the air current effect to both sides and spread to make the film flat, avoid the film fold to appear.

Compared with the prior art, the beneficial effects of the utility model are that: this PE film coiling mechanism adopts leading arrangement portion, sets up the gas nozzle that the angle differs in the arrangement portion, blows through the air current of equidirectional not, makes the film open and flat, avoids appearing the fold when the rolling, adopts the driven roll to extrude the wind-up roll simultaneously to guarantee rolling density.

Drawings

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

fig. 2 is a sectional view of the present invention;

FIG. 3 is a schematic view of the damping device of the present invention;

FIG. 4 is an enlarged view of the position A of the present invention;

fig. 5 is a schematic view of the hollow outer roller of the present invention.

In the figure: 1 driving roller, 2 driven rollers, 201 hollow outer roller, 202 inner pipe, 203 end plug, 3 arranging part, 4 damping device, 401 sliding seat, 402 non-return rack, 403 telescopic rod, 404 frame, 405 elastic element, 406 slide rod and 407 damping sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a PE film coiling mechanism, drive roll 1 including two sets of levels and parallel arrangement, the circumference linear velocity of two sets of drive rolls 1 is the same, the perpendicular plane top of the axis line of 1 two sets of drive rolls sets up passive roller 2, passive roller 2 is parallel with the 1 axis of drive roll, passive roller 2 can the up-and-down motion, 2 both ends of passive roller are provided with the damping device 4 that restraines the 2 vertical motion of passive roller, upstream end one side of drive roll 1 is provided with arrangement portion 3, set up horizontally through seam in the middle of arrangement portion 3, the upper and lower both sides wall surface of through seam all is provided with gas nozzle, the gas nozzle that is close to vertical perpendicular plane is less than the gas nozzle who keeps away from vertical perpendicular plane and the contained angle of vertical perpendicular plane.

The damping device 4 comprises a rack 404 and a sliding seat 401, the driven roller 2 and the sliding seat 401 are rotatably installed, a sliding rod 406 is vertically arranged in the rack 404, the sliding seat 401 and the sliding rod 406 are vertically and slidably installed, and a damping sleeve 407 is fixedly installed on the contact surface of the sliding seat 401 and the sliding rod 406;

by setting the damping function of the damping sleeve 407 and the sliding rod 406 during relative movement, the sliding speed of the sliding seat 401 is slowed down, and the sliding resistance of the sliding seat 401 is increased, i.e. pressure is applied to the material rolling roller below the driven roller 2, so that the rolling density is ensured.

Two corresponding vertical surfaces of the sliding seat 401 are provided with check teeth, a check rack 402 matched with the sliding seat 401 is arranged in the rack 404, an elastic piece 405 deformed along the horizontal direction is arranged between the check rack 402 and the rack 404, an expansion link 403 for adjusting the distance is arranged between the two sets of check racks 402, and when the expansion link 403 extends, the check teeth are separated from the check rack 402;

along with the increase of the film wound on the surface of the winding roll, the rotation diameter of the winding roll is increased, namely, the driven roll 2 is driven to rise, the sliding seat 401 is driven to move upwards, in the upwards moving process, the non-return teeth and the non-return racks 402 interact, the elastic piece 405 is extruded and deformed, so that the non-return racks 402 retreat backwards, the sliding seat 401 moves upwards, after the winding roll is replaced, the telescopic rod 403 extends, the non-return teeth and the non-return racks 402 are separated, the driven roll 2 slides downwards under the action of gravity, and a new winding roll is continuously pressed downwards.

The driven roller 2 in normal operation can only move upwards in one direction through the limiting action of the check teeth and the check rack 402, and the check teeth bear downward pressure from the direction perpendicular to the wedge surface by utilizing the wedge surface structures of the check teeth and the check rack 402, so that the extrusion force of the driven roller 2 and the winding roller is increased.

The driven roller 2 comprises a hollow outer roller 201, the hollow outer roller 201 is rotatably installed with a sliding seat 401, a penetrating air blowing hole is formed in the circumferential surface of the hollow outer roller 201, an inner pipe 202 is coaxially and rotatably installed in the hollow outer roller 201, the end part of the inner pipe 202 is fixedly and communicated with an end part plug-in connector 203, the end part plug-in connector 203 is relatively and fixedly installed with the sliding seat 401, a communicating hole is formed in the side wall of the inner pipe 202 at the low position, and when the air blowing hole of the hollow outer roller 201 rotates to the low position, the air blowing hole is communicated with the communicating hole of the inner pipe 202;

and blowing air outwards through the air blowing holes of the hollow outer roller 201 to remove impurities adhered to the surface of the film.

The included angle between the air blowing hole close to the vertical middle vertical surface and the vertical middle vertical surface is smaller than the included angle between the air blowing hole far away from the vertical middle vertical surface and the vertical middle vertical surface;

When in use: place the wind-up roll between two sets of drive rolls 1, make the wind-up roll be in on the common tangent circle of two sets of drive rolls 1 and driven roll 2, wherein the surface linear velocity of drive roll 1 equals, through external power drive, drive roll 1 and rotate, drive the reel roller and the film is together rotatory and the winding, when rotatory, driven roll 2 presses directly over the batching roller, thereby guarantee the density of rolling, and the film is when arranging portion 3 in order, receive the air current effect, to both sides tiling, thereby avoid generating the fold.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PE film coiling mechanism, includes two sets of levels and parallel arrangement's drive roll (1), and the circumference linear velocity of two sets of drive roll (1) is the same, its characterized in that: two sets of drive roll (1) axis line's perpendicular plane top sets up passive roller (2), passive roller (2) are parallel with drive roll (1) axis, passive roller (2) can the up-and-down motion, passive roller (2) both ends are provided with damping device (4) that restrain driven roller (2) vertical motion, the upper reaches end one side of drive roll (1) is provided with arrangement portion (3), set up horizontally through seam in the middle of arrangement portion (3), the upper and lower both sides wall surface of through seam all is provided with gas nozzle, and the gas nozzle that is close to vertical perpendicular plane is less than the gas nozzle who keeps away from vertical perpendicular plane and the contained angle of vertical perpendicular plane.

2. The PE film winding device according to claim 1, wherein: the damping device (4) comprises a rack (404) and a sliding seat (401), the driven roller (2) and the sliding seat (401) are rotatably installed, a sliding rod (406) is vertically arranged in the rack (404), the sliding seat (401) and the sliding rod (406) are vertically installed in a sliding mode, and a damping sleeve (407) is fixedly installed on the contact surface of the sliding seat (401) and the sliding rod (406).

3. The PE film winding device according to claim 2, wherein: two corresponding vertical faces of the sliding seat (401) are provided with non-return teeth, a non-return rack (402) matched with the sliding seat (401) is arranged in the rack (404), an elastic piece (405) deformed along the horizontal direction is arranged between the non-return rack (402) and the rack (404), an expansion rod (403) for adjusting the distance is arranged between the two sets of non-return racks (402), and when the expansion rod (403) extends, the non-return teeth are separated from the non-return racks (402).

4. The PE film winding device according to claim 2 or 3, wherein: the driven roller (2) comprises a hollow outer roller (201), the hollow outer roller (201) is rotatably installed with a sliding seat (401), a penetrating air blowing hole is formed in the circumferential surface of the hollow outer roller (201), an inner pipe (202) is coaxially rotatably installed in the hollow outer roller (201), the end portion of the inner pipe (202) is fixedly and communicated with an end portion plug-in connector (203), the end portion plug-in connector (203) is fixedly installed relative to the sliding seat (401), a communicating hole is formed in the side wall, located at the low position, of the inner pipe (202), and when the air blowing hole of the hollow outer roller (201) rotates to the low position, the air blowing hole is communicated with the communicating hole of the inner pipe (202).

5. The PE film winding device according to claim 4, wherein: the included angle between the air blowing hole close to the vertical middle vertical surface and the vertical middle vertical surface is smaller than the included angle between the air blowing hole far away from the vertical middle vertical surface and the vertical middle vertical surface.