CN213651338U

CN213651338U - Film blowing machine for pc film

Info

Publication number: CN213651338U
Application number: CN202022061950.9U
Authority: CN
Inventors: 陈燕珊
Original assignee: Shenzhen Baifukang Environmental Protection Technology Co ltd
Current assignee: Shenzhen Baifukang Environmental Protection Technology Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-07-09
Anticipated expiration: 2030-09-21

Abstract

The utility model discloses a film blowing machine for pc membrane, comprising a base plate, bottom plate upside fixedly connected with extruder, the delivery outlet fixedly connected with connecting pipe of extruder, the one end fixedly connected with die head of connecting pipe, the die head upside is equipped with the wind ring. The utility model discloses collect the continuous winding in-process of roller, radius increase can slowly support to press the live-rollers to rotate on one side, on one side slowly keep away from the live-rollers in the cross slot, when collecting the roller rolling and accomplishing, just in time remove the top of erecting the groove, under the effect of gravity, collect the roller and fall downwards, make rivers with first clamp plate rebound, and then drive cut-off knife rebound, the cut-off knife is to disclosing disconnected film after, it falls into the collecting box along the chute to collect the roller, can realize automatic collection, the device reasonable in design, think about ingeniously, can realize automatic collection, workman's the amount of labour has alleviateed greatly, and the production efficiency is improved, and the production income is increased, and the practicality is high.

Description

Film blowing machine for pc film

Technical Field

The utility model relates to a pc film preparation field especially relates to a film blowing machine for pc film.

Background

The pc film is a polycarbonate film for short, and is an amorphous, odorless, nontoxic, highly transparent colorless or yellowish thermoplastic engineering plastic.

The pc film blowing machine is processing equipment for blowing melted plastic into a film, the film blown out by a die head and a wind ring is a cylindrical film, and then a sheet film finished product with a two-layer structure is obtained after the cylindrical film passes through a herringbone plate.

However, in the prior art, after the production of the pc film is completed, the manual work is needed to observe the film while winding, when the film is wound almost, the film is torn off and the collecting roller is replaced, and the film cannot be automatically collected when the winding is completed, so that a worker is required to pay attention to the device all the time, and the film is excessively wound and needs to be reworked, so that the workload of the worker is increased, more working time is consumed, the labor production efficiency is reduced, and the production yield is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building cement agitating unit to solve the problem that proposes among the above-mentioned background art.

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

the utility model provides a film blowing machine for pc membrane, includes the bottom plate, bottom plate upside fixedly connected with extruder, the delivery outlet fixedly connected with connecting pipe of extruder, the one end fixedly connected with die head of connecting pipe, the die head upside is equipped with the wind ring, bottom plate upside fixedly connected with curb plate, fixedly connected with lambdoidal plate on the curb plate lateral wall, it is connected with two calendering rollers to rotate on the lateral wall of curb plate, fixedly connected with two fixed plates that are the symmetry setting on the bottom plate, bottom plate upside fixedly connected with machine case, the machine incasement is equipped with servo motor, the machine case is connected with the collection roller through automatic collection device, bottom plate upside fixedly connected with collecting box.

As a further improvement scheme of the technical scheme: the automatic collecting device comprises a rotating belt, one end of the rotating belt is rotatably connected to an output shaft of a servo motor, the other end of the rotating belt is rotatably connected with a rotating roller, a friction pad is arranged on the side wall of the rotating roller, the rotating roller is rotatably connected between two fixing plates, each fixing plate side wall is provided with an open groove, a transverse groove, a vertical groove and a chute, the open grooves, the transverse grooves, the vertical grooves and the chute are sequentially communicated, the collecting roller is positioned in the open groove, each fixing plate side wall is provided with a cutter outlet groove, each fixing plate is internally provided with a U-shaped hydraulic channel, a first pressing plate is slidably connected in the hydraulic channel, a cutter is fixedly connected on the first pressing plate, one end of the cutter penetrates through the side wall of the hydraulic channel and is positioned in the cutter outlet groove, and a second pressing plate is slidably connected in the hydraulic channel, the second pressing plate is fixedly connected with a pressing rod, one end of the pressing rod penetrates through the hydraulic channel and is located in the vertical groove, and the upper end of the pressing rod is fixedly connected with a pressing block.

As a further improvement scheme of the technical scheme: the bottom side of the interior of the collecting box is fixedly connected with a plurality of return springs, the return springs are fixedly connected with a buffer plate, and the buffer plate is connected in the collecting box in a sliding mode.

As a further improvement scheme of the technical scheme: a plurality of moving grooves are formed in the bottom side of the bottom plate, a buffer spring is fixedly connected in each moving groove, and a universal wheel is fixedly connected to the bottom end of each buffer spring.

As a further improvement scheme of the technical scheme: the left side and the right side of the case are provided with heat dissipation dustproof nets, and the two heat dissipation dustproof nets are symmetrically arranged.

As a further improvement scheme of the technical scheme: the extruder is provided with an anti-oxidation coating which is uniformly sprayed on the surface of the extruder.

As a further improvement scheme of the technical scheme: and a measuring scale which is horizontally arranged is fixedly connected to the side wall of the collecting box.

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

starting a servo motor, driving a rotating roller to rotate by an output shaft of the servo motor through a rotating belt, further starting a collecting roller to wind and collect a film, gradually thickening the collecting roller in the process of continuously winding, slowly pressing the rotating roller to rotate while increasing the radius, and slowly keeping away from the rotating roller in a transverse groove, when the collecting roller is completely wound, just moving the collecting roller to the upper part of a vertical groove, enabling the collecting roller to fall downwards under the action of gravity, enabling the collecting roller to fall on a pressing block, pressing a second pressing block downwards through a pressing rod, enabling water flow to upwards move a first pressing plate, further driving a cutting knife to upwards move, enabling the collecting roller to fall into a collecting box along a chute after the cutting knife breaks the film, and realizing automatic collection. Otherwise, the device can cause too much winding and needs to be reworked once the device is careless, so that the workload of workers is increased, more working time is consumed, the labor production efficiency is reduced, and the production income is reduced.

Drawings

FIG. 1 is a schematic front sectional view of a film blowing machine for pc film provided by the present invention;

FIG. 2 is a schematic view of a portion A of FIG. 1;

FIG. 3 is a schematic side sectional view of a collecting box of a film blowing machine for pc film according to the present invention;

fig. 4 is a partially enlarged structural diagram of B in fig. 1.

In the figure: the device comprises a base plate 1, universal wheels 2, an extruder 3, a connecting pipe 4, a die head 5, a chassis 6, a rotating belt 7, a fixing plate 8, a collecting box 9, a measuring scale 10, a chute 11, a vertical groove 12, a transverse groove 13, a calendering roller 14, a herringbone plate 15, a side plate 16, a wind ring 17, a friction pad 18, a rotating roller 19, a first pressing plate 20, a hydraulic channel 21, a cutter 22, a cutter outlet groove 23, a collecting roller 24, a discharge groove 25, a return spring 26, a buffer plate 27, a pressing block 28, a second pressing plate 29 and a pressing rod 30.

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.

Please refer to fig. 1 ~ 4, in the embodiment of the utility model, a film blowing machine for pc membrane, comprising a

base plate

1, 1 upside fixedly connected with extruder 3 of bottom plate, the delivery outlet fixedly connected with connecting pipe 4 of extruder 3, the one end fixedly connected with die head 5 of connecting

pipe

4, 5 upsides of die head are equipped with

wind ring

17, 1 upside fixedly connected with curb plate 16 of bottom plate, fixedly connected with herringbone board 15 on the 16 lateral walls of curb plate, it is connected with two calendering rollers 14 to rotate on 16's the lateral wall of curb plate, two fixed plates 8 that are the symmetry setting of fixedly connected with on 1 of bottom plate, 1 upside fixedly connected with quick-witted case 6 of bottom plate, the machine incasement is equipped with servo motor, quick-witted case 6 is connected with collection roller 24 through automatic collection.

Referring to fig. 2 and 4, the automatic collecting device includes a rotating belt 7, one end of the rotating belt 7 is rotatably connected to an output shaft of a servo motor, the other end of the rotating belt 7 is rotatably connected to a rotating roller 19, a friction pad 18 is arranged on a side wall of the rotating roller 19, the friction pad 18 is made of rubber, the friction pad 18 can increase friction force between the rotating roller and a collecting roller 24, so that the collecting roller 24 is driven to rotate by the friction force of the side wall when the rotating roller 19 rotates, the rotating roller 19 is rotatably connected between two fixing plates 8, a placing groove 25, a transverse groove 13, a vertical groove 12 and a chute 11 are arranged on a side wall of each fixing plate 8, the placing groove 25, the transverse groove 13, the vertical groove 12 and the chute 11 are sequentially communicated, the collecting roller 24 is located in the placing groove 25, a knife outlet 23 is arranged on a side wall of each fixing plate 8, a U-shaped hydraulic passage 21 is arranged in each fixing plate, a cutting knife 22 is fixedly connected on the first pressing plate 20, one end of the cutting knife 22 penetrates through the side wall of the hydraulic channel 21 and is positioned in the knife outlet groove 23, a second pressing plate 29 is connected in the hydraulic channel 21 in a sliding manner, a pressing rod 30 is fixedly connected on the second pressing plate 29, one end of the pressing rod 30 penetrates through the hydraulic channel 21 and is positioned in the vertical groove 12, a pressing block 28 is fixedly connected at the upper end of the pressing rod 30, water is filled between the first pressing plate 20 and the second pressing plate 29, the collecting roller 24 is firstly placed in the placing groove 25, then the servo motor is started, the output shaft of the servo motor drives the rotating roller 19 to rotate through the rotating belt 7, the rotating roller 19 can drive the collecting roller 24 to rotate through the friction force of the side wall, the collecting roller 24 starts to wind the collecting film, the collecting roller 24 gradually becomes thicker during the winding process, the radius is increased, the rotating roller 19 can be slowly pressed to rotate while being slowly away from the rotating roller 19, when the collection roller 24 is completely rolled, the collection roller 24 just moves to the upper side of the vertical groove 12, the collection roller 24 falls downwards under the action of gravity, the collection roller 24 falls on the pressing block 28, the second pressing plate 29 is pressed downwards through the pressing block 30, water flow enables the first pressing plate 20 to move upwards, the cutting knife 22 is driven to move upwards, the collection roller 24 falls into the collection box 9 along the chute after the cutting knife 22 breaks the film through poking, and then the cutting knife 22 slowly moves downwards under the action of hydraulic pressure, the pressing block 30 slowly moves upwards, and the initial position is recovered.

Referring to fig. 3, a plurality of return springs 26 are fixedly connected to the bottom side inside the collecting box 9, a buffer plate 27 is fixedly connected to the return springs 26, the buffer plate 27 is slidably connected to the inside of the collecting box 9, when the collecting roller 24 falls on the buffer plate 27 inside the collecting box 9, the return springs 26 are forced to move downward, the impact force of the collecting roller 24 is buffered, and the collecting roller 24 is protected from being damaged.

Referring to fig. 1, a plurality of moving grooves are formed in the bottom side of a bottom plate 1, a buffer spring is fixedly connected in each moving groove, a universal wheel 2 is fixedly connected to the bottom end of each buffer spring, the buffer springs can buffer the impact force of the ground to the device, and the universal wheels 2 are symmetrically arranged, so that the device is more stable and can move quickly and stably.

Referring to fig. 1, the left and right sides of the case 6 are provided with two heat dissipation dust screens symmetrically arranged, which improves the heat dissipation effect of the device and prevents dust, insects, etc. from entering the device to damage the internal components of the device.

Referring to fig. 1, the extruder 3 is provided with an anti-oxidation coating, the anti-oxidation coating is uniformly sprayed on the surface of the extruder 3, the anti-oxidation coating is a galvanized coating, and the oxidation speed of the galvanized coating is twenty times slower than that of a non-galvanized material, so that the oxidation corrosion of air to the device can be greatly reduced, and the service life of the device can be prolonged.

Referring to fig. 1, the side wall of the collection box 9 is fixedly connected with a horizontally arranged measuring ruler 10, and the measuring ruler 10 on the collection box 9 can be more convenient for comparing the size requirements of the collection roller 24, so that the device is more convenient.

The utility model discloses a theory of operation is:

firstly, raw materials enter an extruder 3, then enter a die head 5 from a connecting pipe 4, then are blown into a cylindrical film through an air ring 17, then pass through a herringbone plate 15 to obtain a sheet film finished product with a two-layer structure, pass through a calendering roller 14 for calendering, place one end of the film on a collecting roller 24, then place the collecting roller 24 in a groove 25, then start a servo motor, an output shaft of the servo motor drives a rotating roller 19 to rotate through a rotating belt 7, the rotating roller 19 can drive the collecting roller 24 to rotate through the friction force of the side wall, further the collecting roller 24 starts to wind the collected film, in the continuous winding process, the collecting roller 24 gradually becomes thick, the radius is increased, the collecting roller 24 can slowly press the rotating roller 19 to rotate, and the rotating roller 19 is slowly separated from the transverse groove 13, when the collecting roller 24 is completely wound, the collecting roller just moves to the upper part of a vertical groove 12, under the action of gravity, the collecting roller 24 falls downwards, the collecting roller 24 falls on the pressing block 28, the pressing rod 30 presses the second pressing plate 29 downwards, water flow moves the first pressing plate 20 upwards, the cutting knife 22 is driven to move upwards, after the cutting knife 22 breaks a film, the collecting roller 24 falls into the collecting box 9 along a chute, then under the action of hydraulic pressure, the cutting knife 22 slowly moves downwards, the pressing rod 30 slowly moves upwards, the initial position is recovered, automatic collection can be achieved, and the operations are repeated.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A film blowing machine for a pc film comprises a bottom plate (1) and is characterized in that an extruder (3) is fixedly connected to the upper side of the bottom plate (1), a connecting pipe (4) is fixedly connected to an output port of the extruder (3), a die head (5) is fixedly connected to one end of the connecting pipe (4), a wind ring (17) is arranged on the upper side of the die head (5), a side plate (16) is fixedly connected to the upper side of the bottom plate (1), a herringbone plate (15) is fixedly connected to the side wall of the side plate (16), two calendering rollers (14) are rotatably connected to the side wall of the side plate (16), two symmetrically arranged fixing plates (8) are fixedly connected to the bottom plate (1), a case (6) is fixedly connected to the upper side of the bottom plate (1), a servo motor is arranged in the case, and the case (6) is connected with a collecting, the upper side of the bottom plate (1) is fixedly connected with a collecting box (9); the automatic collecting device comprises a rotating belt (7), one end of the rotating belt (7) is rotatably connected to an output shaft of a servo motor, the other end of the rotating belt (7) is rotatably connected with a rotating roller (19), a friction pad (18) is arranged on the side wall of the rotating roller (19), the rotating roller (19) is rotatably connected between two fixing plates (8), each fixing plate (8) is provided with an open groove (25), a transverse groove (13), a vertical groove (12) and a chute (11), the open groove (25), the transverse groove (13), the vertical groove (12) and the chute (11) are sequentially communicated, a collecting roller (24) is positioned in the open groove (25), each fixing plate (8) is provided with a cutter outlet groove (23), each fixing plate (8) is internally provided with a hydraulic channel (21) in a U-shaped arrangement, and a first pressing plate (20) is slidably connected in the hydraulic channel (21), fixedly connected with cut-off knife (22) on first clamp plate (20), cut-off knife (22) one end runs through the lateral wall of hydraulic channel (21) and is located out sword groove (23), sliding connection has second clamp plate (29) in hydraulic channel (21), fixedly connected with supports depression bar (30) on second clamp plate (29), the one end that supports depression bar (30) runs through hydraulic channel (21) and is located and erects groove (12), the upper end fixedly connected with of supporting depression bar (30) supports briquetting (28).

2. The film blowing machine for pc films as recited in claim 1, wherein a plurality of return springs (26) are fixedly connected to the bottom side inside the collection box (9), a buffer plate (27) is fixedly connected to the plurality of return springs (26), and the buffer plate (27) is slidably connected inside the collection box (9).

3. The film blowing machine for pc film as claimed in claim 1, wherein a plurality of moving grooves are opened on the bottom side of the base plate (1), a buffer spring is fixedly connected in each moving groove, and a universal wheel (2) is fixedly connected to the bottom end of each buffer spring.

4. The film blowing machine for pc films as claimed in claim 1, wherein heat dissipation dust screens are arranged on the left and right sides of the case (6), and the two heat dissipation dust screens are symmetrically arranged.

5. The film blowing machine for pc film as claimed in claim 1, wherein the extruder (3) is provided with an oxidation preventing coating, and the oxidation preventing coating is uniformly sprayed on the surface of the extruder (3).

6. The film blowing machine for pc films as claimed in claim 1, wherein a horizontally arranged measuring ruler (10) is fixedly connected to the side wall of the collecting box (9).