CN214983071U

CN214983071U - Extrusion equipment for plastic film production

Info

Publication number: CN214983071U
Application number: CN202120995101.2U
Authority: CN
Inventors: 李春昕
Original assignee: Guangdong Limin Food Packaging Co ltd
Current assignee: Guangdong Limin Food Packaging Co ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-12-03
Anticipated expiration: 2031-05-11

Abstract

The utility model relates to a film processing technology field just discloses an extrusion equipment for plastic film production, which comprises a supporting pedestal and is characterized by further comprising, the top one side of supporting the base is provided with extrusion mechanism, top one side fixed mounting of extrusion mechanism has the raw materials to dissolve the mechanism, one side overlap joint that supports the base has coolant tank, one side that supports the base and keeps away from coolant tank is provided with and connects the storage bucket, extrusion mechanism including the extrusion cylinder. The utility model discloses a set up extrusion mechanism, be provided with zone of heating one in the section of thick bamboo wall of extrusion cylinder, set up heater strip one in the zone of heating, the plastics that will extrude in the section of thick bamboo heat, avoid meeting the cold and condense, through the fixed connection scraper mounting panel all around of extruding the head, one side fixed mounting scraper of extruding the head is kept away from to the scraper mounting panel, outside utilizing the scraper to scrape out the extrusion cylinder at the in-process of pullback with remaining wall built-up plastics, collect by connecing the storage bucket and retrieve.

Description

Extrusion equipment for plastic film production

Technical Field

The utility model relates to a film processing technology field specifically is an extrusion equipment for plastic film production.

Background

The production method of the plastic film for packaging mainly comprises the steps of extruding raw materials such as polypropylene, high-density ethylene and the like through a screw extruder, and forming the plastic film through a film forming machine. Therefore, the plastic extrusion molding machine is one of the machines widely used in the plastic film processing industry at present or in the future. The plastic film extruder at the present stage is most widely applied to a single-screw extruder at present, plastic particles are conveyed to an extrusion opening from a feeding hopper through a screw, the plastic particles are heated by a heating device in the extruder to be melted in the conveying process, the melted plastic is formed into a required film shape when passing through a die, and the plastic particles are easily melted and bonded on the inner wall of the extruder and a screw shaft in the conveying process through the screw, so that the driving load is increased, the internal blockage of equipment can be caused seriously, the machine failure is caused, the production time is wasted, and the production efficiency is low.

Chinese patent CN211891878U discloses a plastic film extrusion device, which comprises a base, an extrusion cylinder and an extrusion unit, wherein the base: the base is a cuboid, and a groove is formed in the upper part of the base; extruding a cylinder: the extrusion barrel is hollow and is provided with openings at two ends, the side surface of the extrusion barrel is positioned on the groove of the base, a round hole is formed in the upper side surface of the extrusion barrel, and the extrusion barrel further comprises an extrusion port and a collection box. However, raw materials added by the device are easy to condense and block in the melting barrel, the extrusion piston is adopted in the extrusion barrel for extrusion, the wall hanging is avoided to a certain extent, but the plastic close to liquid state cannot be completely pushed into the extrusion head, one side of the extrusion barrel is opened, the residual plastic left behind is condensed when meeting cold, the wall hanging is caused, and when the plastic is pulled back, the wall hanging plastic cannot be completely taken out of the extrusion barrel.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an extrusion equipment for plastic film production reaches the purpose of avoiding the raw materials to condense and be convenient for clear up the remaining plastics of extrusion cylinder inner wall in dissolving a section of thick bamboo.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an extrusion equipment for plastic film production, includes and supports the base, top one side of supporting the base is provided with extrusion mechanism, extrusion mechanism's top one side fixed mounting has the raw materials to melt the mechanism, one side overlap joint that supports the base has coolant tank, one side that supports the base and keep away from coolant tank is provided with and connects the storage bucket.

Extruding means including the extrusion cylinder, be provided with zone of heating one in the section of thick bamboo wall of extrusion cylinder, be provided with heater strip one in the zone of heating, the inner wall overlap joint of extrusion cylinder has the extrusion head, extrude the fixedly connected with scraper mounting panel all around of head, one side fixed mounting that the head was extruded far away from to the scraper mounting panel has the scraper, one side central authorities fixedly connected with extrusion pole of scraper mounting panel, the one end fixed mounting of extrusion pole has electric putter, the top fixedly connected with baffle of extrusion pole.

The raw materials dissolves the mechanism including dissolving the bucket, it is provided with zone of heating two in the bucket wall of bucket to dissolve, be provided with heater strip two in the zone of heating, the top of dissolving the bucket has the top cap through fixing bolt fixed mounting, the top central authorities of top cap are provided with the motor, fixed mounting has the reduction gear on the output shaft of motor, fixed mounting has the stirring frame on the output shaft of reduction gear, the brush is scraped to the bottom both sides fixedly connected with of stirring frame, there is the filter screen bottom of stirring frame through the axle sleeve connection.

Preferably, melt the equal fixedly connected with supporting shoe in bottom both sides of the bucket wall of bucket, the bottom overlap joint of filter screen is at the top of supporting shoe, and the outer wall of filter screen and the inner wall overlap joint of melting the bucket for the agitator can not drive the filter screen when rotatory and rotate.

Preferably, the bottom of melting the bucket is provided with the bin outlet, and the bin outlet communicates with the extrusion cylinder for the raw materials can be discharged to the extrusion cylinder from the bin outlet.

Preferably, the position of the baffle corresponds to the position of the discharge port of the melting barrel, the baffle is arc-shaped, and the top of the baffle is in lap joint with the inner wall of the extrusion barrel, so that the baffle can block the discharge port of the melting barrel after the extrusion head advances.

Preferably, one side of the extruding barrel is provided with an opening, and the material receiving barrel is positioned below the opening, so that the materials scraped by pulling back can fall into the material receiving barrel.

Preferably, the inner wall of the extruding cylinder is a smooth ceramic surface, and the scraper is in lap joint with the inner wall of the extruding cylinder, so that the smooth surface is easily scraped completely.

The utility model provides an extrusion equipment for plastic film production. The method has the following beneficial effects:

1. the utility model discloses a set up extrusion mechanism, be provided with zone of heating one in the section of thick bamboo wall of extrusion cylinder, set up heater strip one in the zone of heating, the plastics that will extrude in the section of thick bamboo heat, avoid meeting the cold and condense, through the fixed connection scraper mounting panel all around of extruding the head, one side fixed mounting scraper of extruding the head is kept away from to the scraper mounting panel, outside utilizing the scraper to scrape out the extrusion cylinder at the in-process of pullback with remaining wall built-up plastics, collect by connecing the storage bucket and retrieve.

2. The utility model discloses a set up the raw materials and dissolve the mechanism, dissolve the bucket wall in the bucket and set up zone of heating two, set up heater strip two in the zone of heating two, will dissolve the plastics in the bucket and dissolve, drive the stirring of stirring frame through the motor simultaneously, utilize the filter screen to filter the plastics after will dissolving, avoid blockking up, simultaneously, utilize to scrape the brush and scrape the filter screen, prevent the filter screen blocking, and the filter screen is connected with the stirring frame, is convenient for take out the filter screen and dismantles the washing.

Drawings

Fig. 1 is a side view of the present invention;

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

fig. 3 is a side view of the scraper of the present invention.

In the figure: the device comprises a support base 1, an extrusion mechanism 2, an extrusion cylinder 21, a heating layer I22, a heating wire I23, an extrusion head 24, a scraper mounting plate 25, a scraper 26, an extrusion rod 27, an electric push rod 28, a baffle 29, a raw material melting mechanism 3, a melting barrel 31, a heating layer II 32, a heating wire II 33, a top cover 34, a motor 35, a speed reducer 36, a stirring frame 37, a scraping brush 38, a filter screen 39, a cooling water tank 4 and a material receiving barrel 5.

Detailed Description

As shown in fig. 1-3, the utility model provides a technical solution: the utility model provides an extrusion equipment for plastic film production, is including supporting base 1, and top one side of supporting base 1 is provided with extruding means 2, and one side fixed mounting in top of extruding means 2 has the raw materials to dissolve mechanism 3, and one side overlap joint of supporting base 1 has cooling water tank 4, and one side of supporting base 1 and keeping away from cooling water tank 4 is provided with and connects storage bucket 5.

Extrusion mechanism 2 including extrusion cylinder 21, one side of extrusion cylinder 21 is provided with the opening, connect storage bucket 5 to be located the below of opening, be provided with zone of heating 22 in the section of thick bamboo wall of extrusion cylinder 21, be provided with heater strip 23 in the zone of heating 22, the inner wall overlap joint of extrusion cylinder 21 has extrusion head 24, extrusion head 24's fixedly connected with scraper mounting panel 25 all around, one side fixed mounting that extrusion head 24 was kept away from to scraper mounting panel 25 has scraper 26, the inner wall of extrusion cylinder 21 is smooth ceramic face, and scraper 26 and the inner wall overlap joint of extrusion cylinder 21, one side central authorities fixedly connected with extrusion pole 27 of scraper mounting panel 25, the one end fixed mounting of extrusion pole 27 has electric putter 28, the top fixedly connected with baffle 29 of extrusion pole 27.

The raw material melting mechanism 3 comprises a melting barrel 31, the position of a baffle 29 corresponds to the position of a discharge hole of the melting barrel 31, the baffle 29 is arc-shaped, the top of the baffle 29 is lapped with the inner wall of an extruding barrel 21, supporting blocks are fixedly connected to two sides of the bottom of the barrel wall of the melting barrel 31, the bottom of the melting barrel 31 is provided with the discharge hole, the discharge hole is communicated with the extruding barrel 21, the bottom of a filter screen 39 is lapped on the top of the supporting blocks, the outer wall of the filter screen 39 is lapped with the inner wall of the melting barrel 31, a heating layer II 32 is arranged in the barrel wall of the melting barrel 31, a heating wire II 33 is arranged in the heating layer II 32, the top of the melting barrel 32 is fixedly provided with a top cover 34 through a fixing bolt, the center of the top cover 34 is provided with a motor 35, a reducer 36 is fixedly arranged on an output shaft of the motor 35, a stirring frame 37 is fixedly arranged on an output shaft of the reducer 36, and scraping brushes 38 are fixedly connected to two sides of the bottom of the stirring frame 37, the bottom end of the stirring frame 37 is connected with a filter screen 39 through a shaft sleeve.

When the plastic extruder is used, plastic raw materials are poured into the melting barrel 31 to be melted, the second heating wire 33 is electrified, the motor 35 is started, the output shaft of the motor 35 rotates to drive the stirring frame 37 to rotate, the raw materials are stirred, the scraping brush 38 scrapes the filtering net 39 to prevent the filtering net 39 from being blocked, the raw materials fall into the extruding barrel 21, the electric push rod 28 pushes the extruding head 24 to advance, the raw materials are pushed into the cooling water tank 4 to be cooled and formed after being extruded and formed, at the moment, the baffle 29 blocks the discharge port of the melting barrel 31, meanwhile, the first heating wire 22 is electrified to heat the inner wall of the extruding barrel 21, when the electric push rod 28 drives the extruding head 24 to pull back, residual plastics on the inner wall of the extruding barrel 21 are scraped out by the scraper and fall into the receiving barrel 5 to be collected and recovered.

To sum up, the utility model discloses a set up the extrusion mechanism, be provided with zone of heating one 22 in the section of thick bamboo wall of extrusion cylinder 21, set up heater strip one 23 in zone of heating one 22, heat the plastics in the extrusion cylinder, avoid meeting the cold condensation, through extrusion head 24 all around fixed connection scraper mounting panel 25, one side fixed mounting scraper 26 that scraper mounting panel 25 kept away from extrusion head 24 utilizes scraper 26 to scrape the remaining wall built-up plastics out of extrusion cylinder 21 in the process of pullback, collects by the material receiving bucket and retrieves; the utility model discloses a set up the raw materials and dissolve mechanism 3, dissolve two 32 in the zone of heating in the bucket wall of bucket 31, set up two 33 in the zone of heating in two 32, the plastics that will dissolve in the bucket are dissolved, drive the stirring of stirring frame 37 through motor 35 simultaneously, utilize the plastics that filter screen 39 will dissolve after to filter, avoid blockking up, simultaneously, utilize to scrape brush 38 and scrape filter screen 39, prevent that filter screen 39 from blockking up, and filter screen 39 is connected with stirring frame 37, is convenient for take out filter screen 39 and dismantles the washing.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. 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. An extrusion apparatus for the production of plastic films, comprising a supporting base (1), characterized in that: an extruding mechanism (2) is arranged on one side of the top of the supporting base (1), a raw material melting mechanism (3) is fixedly mounted on one side of the top of the extruding mechanism (2), a cooling water tank (4) is lapped on one side of the supporting base (1), and a receiving barrel (5) is arranged on one side, far away from the cooling water tank (4), of the supporting base (1);

the extruding mechanism (2) comprises an extruding cylinder (21), a first heating layer (22) is arranged in the cylinder wall of the extruding cylinder (21), a first heating wire (23) is arranged in the first heating layer (22), an extruding head (24) is lapped on the inner wall of the extruding cylinder (21), a scraper mounting plate (25) is fixedly connected to the periphery of the extruding head (24), a scraper (26) is fixedly mounted on one side, away from the extruding head (24), of the scraper mounting plate (25), an extruding rod (27) is fixedly connected to the center of one side of the scraper mounting plate (25), an electric push rod (28) is fixedly mounted at one end of the extruding rod (27), and a baffle (29) is fixedly connected to the top of the extruding rod (27);

the raw materials dissolves mechanism (3) including dissolving bucket (31), it is provided with heating layer two (32) in the bucket wall of bucket (31) to dissolve, be provided with heater strip two (33) in heating layer two (32), it has top cap (34) through fixing bolt fixed mounting to dissolve the top of bucket (32), the top central authorities of top cap (34) are provided with motor (35), fixed mounting has reduction gear (36) on the output shaft of motor (35), fixed mounting has stirring frame (37) on the output shaft of reduction gear (36), brush (38) are scraped to the bottom both sides fixedly connected with of stirring frame (37), there is filter screen (39) bottom of stirring frame (37) through the axle sleeve connection.

2. An extrusion apparatus for plastic film production as claimed in claim 1, wherein: the bottom both sides of dissolving the bucket wall of bucket (31) all fixedly connected with supporting shoe, the bottom overlap joint of filter screen (39) is at the top of supporting shoe, and the outer wall of filter screen (39) and the inner wall overlap joint that dissolves bucket (31).

3. An extrusion apparatus for plastic film production as claimed in claim 1, wherein: the bottom of the melting barrel (31) is provided with a discharge port which is communicated with the extrusion cylinder (21).

4. An extrusion apparatus for plastic film production as claimed in claim 1, wherein: the position of the baffle (29) corresponds to the position of the discharge opening of the melting barrel (31), the baffle (29) is arc-shaped, and the top of the baffle (29) is overlapped with the inner wall of the extrusion barrel (21).

5. An extrusion apparatus for plastic film production as claimed in claim 1, wherein: an opening is formed in one side of the extrusion barrel (21), and the material receiving barrel (5) is located below the opening.

6. An extrusion apparatus for plastic film production as claimed in claim 1, wherein: the inner wall of the extrusion cylinder (21) is a smooth ceramic surface, and the scraper (26) is lapped with the inner wall of the extrusion cylinder (21).