CN215921036U

CN215921036U - A inflation film manufacturing machine loading attachment for protection film

Info

Publication number: CN215921036U
Application number: CN202122284788.1U
Authority: CN
Inventors: 张波; 赵红波; 孟德武; 王政委; 潘丽红
Original assignee: Weifang Changqing Plastic Co ltd
Current assignee: Weifang Changqing Plastic Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-03-01
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses a film blowing machine feeding device for a protective film, which comprises a storage box, wherein a feeding hopper communicated with the interior of the storage box is arranged on the storage box, a preheating mechanism for preheating plastic particles is arranged on the storage box, the preheating mechanism comprises a heating tank penetrating through the upper end of the storage box, the side wall of the storage box is fixedly connected with an air heater, the inner wall of the heating tank is fixedly connected with an annular shell, and a plurality of air outlet holes are formed in the side wall of the annular shell. The plastic particle preheating device is provided with the heating tank, the purpose of preheating plastic particles is achieved, the heating time of the plastic particles entering the film blowing machine is shortened, the partition plate and the two conveying pipes are arranged, preheating and conveying are conducted simultaneously, continuous conveying and feeding of the plastic particles are guaranteed, in addition, the stirring blades are arranged, the plastic particles at the positions of the air outlets are prevented from being overheated, meanwhile, the plastic particles can be fully heated, and therefore the heating effect of the plastic particles is improved.

Description

A inflation film manufacturing machine loading attachment for protection film

Technical Field

The utility model relates to the technical field of production of protective films, in particular to a feeding device of a film blowing machine for a protective film.

Background

The film blowing machine is special equipment for blowing plastic particles into a film after the plastic particles are heated and melted. The film blowing machine filters the molten plastic particles through the extruder head, then extrudes the plastic particles through the heated die head, cools and blows the plastic particles through the inner and outer cold air rings to form film bubbles, and then collects the protective film through the bubble stabilizing frame, the herringbone plate, the traction roller and the curling device.

Current inflation film manufacturing machine loading attachment is all directly sent into the inflation film manufacturing machine with normal atmospheric temperature plastic granules, because the inflation film manufacturing machine carries out the granule through the friction fit heater between the plastic granules and melts, and the plastic granules of normal atmospheric temperature need long-time heating just can reach predetermined temperature to increased the shaping time of protection film, reduced the efficiency that the inflation film manufacturing machine melted plastic granules, so, need design an inflation film manufacturing machine loading attachment for protection film and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a feeding device of a film blowing machine for a protective film.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a inflation film manufacturing machine loading attachment for protection film, includes the storage case, be equipped with the feeder hopper rather than inside intercommunication on the storage case, be equipped with the preheating machine who is used for preheating plastic granules on the storage case and construct, preheat the mechanism including running through the heating tank of setting in storage case upper end, storage case lateral wall fixedly connected with air heater, heating tank inner wall fixedly connected with annular casing, a plurality of ventholes have been seted up to annular casing lateral wall, be equipped with the outlet duct rather than inside intercommunication on the annular casing, the one end that annular casing was kept away from to the outlet duct communicates with the end of giving vent to anger of air heater, be equipped with the rabbling mechanism who is used for stirring plastic granules on the heating tank.

Preferably, rabbling mechanism includes the dwang at top in the heating jar, the heating jar upper end is run through and is equipped with the axis of rotation, the axis of rotation rotates with the heating jar to be connected, a plurality of stirring vane of the equal fixedly connected with of axis of rotation and dwang lateral wall, be equipped with on the heating jar and be used for driving axis of rotation pivoted actuating mechanism.

Preferably, actuating mechanism includes the mounting bracket of fixed connection in heating jar upper end, the first motor of top fixedly connected with in the mounting bracket, the output shaft and the axis of rotation upper end fixed connection of first motor, the dwang upper end run through heating jar upper end and with the mounting bracket in the bottom rotate be connected, equal coaxial fixedly connected with band pulley on axis of rotation and the dwang, two the band pulley passes through belt transmission and connects.

Preferably, the inner wall of the heating tank is fixedly connected with a partition plate, a discharging pipe is communicated with the partition plate, and an inclined plane inclined towards the discharging pipe is arranged at the upper end of the partition plate.

Preferably, storage case upper end runs through and is equipped with two conveyer pipes, conveyer pipe upper end fixedly connected with second motor, the output shaft fixedly connected with rotary rod of second motor, the fixed helical blade that has cup jointed of rotary rod lateral wall, be equipped with the discharging pipe rather than inside intercommunication on the conveyer pipe.

Preferably, be equipped with the row's material pipe rather than inside intercommunication on the heating jar, arrange the material pipe and keep away from the one end and the adjacent conveyer pipe intercommunication of heating jar, it is equipped with the recovery tube to arrange the intercommunication on the material pipe.

The utility model has the following beneficial effects:

1. the device is provided with the preheating mechanism, the air heater is started, the air heater sends hot air into the annular shell through the air outlet pipe, the hot air in the annular shell is sent into the heating tank through the air outlet holes to heat the plastic particles, so that the purpose of preheating the plastic particles is achieved, the heating time of the plastic particles entering the film blowing machine is shortened, and the film blowing efficiency of the film blowing machine is improved;

2. the device is provided with the partition plate and the two conveying pipes, the second motor on the right side is started, the helical blade conveys plastic particles entering the conveying pipes from the discharging pipe upwards, the second motor on the left side can be started in the conveying process of the plastic particles in the tank bottom, so that the plastic particles in the storage tank enter the heating tank to be heated, the preheating and the conveying are carried out simultaneously, and the continuous conveying and feeding of the plastic particles are ensured;

3. the device is provided with a stirring mechanism, a first motor is started, an output shaft of the first motor drives a rotating shaft to rotate, the rotating shaft drives a belt wheel to rotate, the belt wheel drives another belt wheel to rotate through belt transmission, so that a rotating rod is driven to rotate, the rotating shaft and the rotating rod rotate to drive stirring blades to rotate, so that plastic particles are stirred, the situation that the plastic particles at the air outlet are overheated is avoided, meanwhile, the plastic particles can be fully heated, and the heating effect of the plastic particles is improved;

4. this device has set up the recovery tube, opens the solenoid valve on the recovery tube for in plastic granules fell into the storage case, realized unnecessary plastic granules's recovery, avoided unnecessary plastic granules directly to send into the blown film machine in the heating time that leads to plastic granules is prolonged, extension blown film time without preheating at next material loading in-process.

Drawings

FIG. 1 is a schematic structural diagram of a feeding device of a film blowing machine for a protective film according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is an assembly diagram of an air outlet pipe and an annular shell of a feeding device of a film blowing machine for a protective film provided by the utility model.

In the figure: 1 storage case, 2 heating tank, 3 conveyer pipes, 4 first motors, 5 dwang, 6 axis of rotation, 7 stirring vane, 8 annular casings, 9 ventholes, 10 outlet ducts, 11 air heaters, 12 second motors, 13 helical blade, 14 rotary rods, 15 discharging pipes, 16 baffles, 17 unloading pipe, 18 row material pipe, 19 recovery tube, 20 feeder hoppers, 21 mounting brackets.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a inflation film manufacturing machine loading attachment for protection film, including storage case 1, be equipped with the feeder hopper 20 rather than inside intercommunication on the storage case 1, storage case 1 upper end runs through and is equipped with two conveyer pipes 3, conveyer pipe 3 upper end fixedly connected with second motor 12, the output shaft fixedly connected with rotary rod 14 of second motor 12, spiral blade 13 has been cup jointed to the rotary rod 14 lateral wall is fixed, be equipped with the discharging pipe 15 rather than inside intercommunication on the conveyer pipe 3, the one end that conveyer pipe 3 was kept away from to left side discharging pipe 15 communicates with heating tank 2, the feed inlet has been seted up to conveyer pipe 3 lower extreme.

Be equipped with on the storage case 1 and be used for preheating the preheating machine who preheats plastic granules constructs, preheat the mechanism including running through the heating jar 2 that sets up in storage case 1 upper end, storage case 1 lateral wall fixedly connected with

air heater

11, 2 inner wall fixedly connected with annular casings 8 of heating jar, a plurality of ventholes 9 have been seted up to 8 lateral walls of annular casing, be equipped with on the annular casing 8 rather than the outlet duct 10 of inside intercommunication, the one end that annular casing 8 was kept away from to outlet duct 10 communicates with the end of giving vent to anger of air heater 11.

Be equipped with the rabbling mechanism that is used for stirring plastic granules on heating jar 2, the rabbling mechanism includes the dwang 5 at top in

heating jar

2, and 2 upper ends of heating jar run through and are equipped with axis of rotation 6, and axis of rotation 6 rotates with heating jar 2 to be connected, and a plurality of stirring vane 7 of the equal fixedly connected with of 5 lateral walls of axis of rotation 6 and dwang are equipped with on the heating jar 2 and are used for driving 6 pivoted actuating mechanism of axis of rotation.

Actuating mechanism includes fixed connection at the mounting bracket 21 of 2 upper ends of heating jar, the first motor 4 of top fixedly connected with in the mounting bracket 21, the output shaft and the 6 upper ends fixed connection of axis of rotation of first motor 4, 5 upper ends of dwang run through heating jar 2 upper ends and with the mounting bracket 21 in the bottom rotate be connected, equal coaxial fixedly connected with band pulley on axis of rotation 6 and the dwang 5, two band pulleys pass through belt transmission and are connected.

According to the utility model, the inner wall of the heating tank 2 is fixedly connected with a partition plate 16, a discharging pipe 17 is communicated with the partition plate 16, an inclined plane inclined towards the discharging pipe 17 is arranged at the upper end of the partition plate 16, so that plastic particles can be conveniently discharged, the plastic particles are prevented from being far away from and accumulated on the partition plate 16, an exhaust pipe is communicated with the upper end of the heating tank 2 and used for exhausting redundant air, and the exhaust pipe is not marked in the drawing.

According to the utility model, a discharge pipe 18 communicated with the heating tank 2 is arranged on the heating tank 2, one end of the discharge pipe 18, which is far away from the heating tank 2, is communicated with an adjacent conveying pipe 3, a recovery pipe 19 is communicated on the discharge pipe 18, the recovery pipe 19 is used for discharging redundant plastic particles in the heating tank 2, so that the plastic particles enter the storage box 1 again, and electromagnetic valves are arranged on the recovery pipe 19, the discharge pipe 18 and the discharge pipe 17.

When the plastic particle preheating device is used, plastic particles are poured into the storage box 1 from the feeding hopper 20, the second motor 12 on the left side is started, the output shaft of the second motor 12 drives the rotating rod 14 to rotate, the rotating rod 14 drives the spiral blade 13 to rotate, the plastic particles enter the conveying pipe 3 from the feeding hole and are conveyed into the heating tank 2 through the discharging pipe 15 by the spiral blade 13, the hot air heater 11 is started, the hot air heater 11 sends hot air into the annular shell 8 through the air outlet pipe 10, the hot air in the annular shell 8 is sent into the heating tank 2 through the air outlet holes 9, the plastic particles are heated, the purpose of preheating the plastic particles is achieved, the heating time of the plastic particles entering the film blowing machine is shortened, and the film blowing efficiency of the film blowing machine is improved;

the first motor 4 is started, the output shaft of the first motor 4 drives the rotating shaft 6 to rotate, the rotating shaft 6 drives the belt wheel to rotate, the belt wheel drives the other belt wheel to rotate through belt transmission, so that the rotating rod 5 is driven to rotate, the rotating shaft 6 and the rotating rod 5 rotate to drive the stirring blades 7 to rotate, so that the plastic particles are stirred, the situation that the plastic particles at the air outlet hole 9 are overheated is avoided, meanwhile, the plastic particles can be fully heated, and the heating effect of the plastic particles is improved;

opening electromagnetic valves on a discharging pipe 17 and a discharging pipe 18, enabling preheated plastic particles to fall into the bottom of a heating tank 2, enabling the plastic particles to enter the discharging pipe 18 along the inclined plane of the bottom of the tank, starting a second motor 12 on the right side, enabling the plastic particles entering a conveying pipe 3 from the discharging pipe 18 to be conveyed upwards by a spiral blade 13, enabling the plastic particles to be discharged from a discharging pipe 15 and enter a film blowing machine, and still starting a second motor 12 on the left side in the conveying process of the plastic particles in the bottom of the tank to enable the plastic particles in a storage tank 1 to enter the heating tank 2 to be heated, enabling preheating and conveying to be carried out simultaneously, and ensuring continuous conveying and feeding of the plastic particles;

after the plastic granules, the plastic granules partially remained at the bottom of the tank or in the discharge pipe 18 can be recovered by closing the electromagnetic valve on the discharge pipe 18 and opening the electromagnetic valve 19 on the recovery pipe 19, so that the plastic granules fall into the storage tank 1, the recovery of the redundant plastic granules is realized, the heating time of the redundant plastic granules is prevented from being prolonged, and the film blowing time is prolonged because the redundant plastic granules are directly sent into the film blowing machine without preheating in the next feeding process.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention, the technical solutions and the practical concepts of the present invention equivalent or changed within the technical scope of the present invention.

Claims

1. A feeding device of a film blowing machine for a protective film comprises a storage box (1) and is characterized in that, a feed hopper (20) communicated with the interior of the storage box (1) is arranged on the storage box (1), a preheating mechanism for preheating plastic particles is arranged on the storage box (1), the preheating mechanism comprises a heating tank (2) which penetrates through the upper end of the material storage box (1), the side wall of the material storage box (1) is fixedly connected with an air heater (11), the inner wall of the heating tank (2) is fixedly connected with an annular shell (8), a plurality of air outlet holes (9) are arranged on the side wall of the annular shell (8), an air outlet pipe (10) communicated with the inside of the annular shell (8) is arranged on the annular shell (8), one end of the air outlet pipe (10) far away from the annular shell (8) is communicated with the air outlet end of the air heater (11), and a stirring mechanism for stirring plastic particles is arranged on the heating tank (2).

2. The film blowing machine feeding device for the protection film according to claim 1, characterized in that, the rabbling mechanism includes dwang (5) at top in heating jar (2), heating jar (2) upper end is run through and is equipped with axis of rotation (6), axis of rotation (6) are connected with heating jar (2) rotation, a plurality of stirring vane (7) of axis of rotation (6) and the equal fixedly connected with of dwang (5) lateral wall, be equipped with on heating jar (2) and be used for driving axis of rotation (6) pivoted actuating mechanism.

3. The film blowing machine feeding device for the protection film according to claim 2, characterized in that, actuating mechanism includes mounting bracket (21) of fixed connection in heating jar (2) upper end, the first motor (4) of top fixedly connected with in mounting bracket (21), the output shaft and axis of rotation (6) upper end fixed connection of first motor (4), dwang (5) upper end run through heating jar (2) upper end and with mounting bracket (21) interior bottom rotate be connected, equal coaxial fixedly connected with band pulley on axis of rotation (6) and dwang (5), two the band pulley passes through belt transmission and connects.

4. The film blowing machine feeding device for the protection films as claimed in claim 1, wherein a partition plate (16) is fixedly connected to the inner wall of the heating tank (2), a discharging pipe (17) is communicated with the partition plate (16), and an inclined surface inclined towards the discharging pipe (17) is arranged at the upper end of the partition plate (16).

5. The film blowing machine feeding device for the protection films as claimed in claim 1, wherein two conveying pipes (3) are arranged at the upper end of the storage box (1) in a penetrating manner, a second motor (12) is fixedly connected to the upper end of the conveying pipes (3), a rotating rod (14) is fixedly connected to an output shaft of the second motor (12), a spiral blade (13) is fixedly sleeved on the side wall of the rotating rod (14), and a discharging pipe (15) communicated with the inside of the conveying pipe (3) is arranged on the conveying pipe.

6. The film blowing machine feeding device for the protection film according to claim 5, wherein a discharging pipe (18) communicated with the interior of the heating tank (2) is arranged on the heating tank (2), one end of the discharging pipe (18) far away from the heating tank (2) is communicated with an adjacent conveying pipe (3), and a recovery pipe (19) is communicated with the discharging pipe (18).