CN216635003U

CN216635003U - Feeding device for polyester film production line

Info

Publication number: CN216635003U
Application number: CN202122184751.1U
Authority: CN
Inventors: 辛刚; 丁杰; 郑志伟; 马德起
Original assignee: Shandong Yilong Film Material Co ltd
Current assignee: Shandong Yilong Film Material Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-05-31
Anticipated expiration: 2031-09-09

Abstract

The utility model belongs to the technical field of polyester film production, and discloses a feeding device for a polyester film production line, which comprises a raw material cylinder and a conveying belt below the raw material cylinder, wherein a hollow shaft is arranged in the raw material cylinder through a bearing, a first screen plate is fixed on the outer wall of the hollow shaft, a solid shaft is arranged on the inner wall of the hollow shaft through a bearing, and a second screen plate is fixed on the outer wall of the solid shaft, the first screen plate and the second screen plate are rotatably arranged in the raw material cylinder, a semi-annular groove is formed in the hollow shaft, the second screen plate is connected with the solid shaft through the semi-annular groove, the two screen plates are combined initially and simultaneously swing back and forth in 180 degrees with opposite rotation directions, the raw material can be dispersed through the pores of the two screen plates, the agglomerated raw material can be dispersed when the two screen plates are combined, so that the raw material is in a loose state when entering drying equipment, is beneficial to subsequent complete drying.

Description

Feeding device for polyester film production line

Technical Field

The utility model belongs to the technical field of polyester film production, and particularly relates to a feeding device for a polyester film production line.

Background

The polyester film is a colorless, transparent and glossy polymer plastic film, takes polyethylene glycol terephthalate as a raw material, is made into a thick sheet by an extrusion method, and is made into a film material by biaxial stretching, so that the polyester film is widely applied to the glass fiber reinforced plastic industry, the building material industry, the printing industry and the medical and health care industry. Polyethylene terephthalate contains ester bonds and is decomposed by strong acid, strong base and water vapor, so that the raw materials must be dried during feeding.

Directly carry the raw materials to drying equipment through the conveyer belt on the current polyester film production line, nevertheless have certain moisture in the raw materials, pile up and deposit and can produce the caking for a long time, the difficult thoroughly dry caking of drying tower to influence polyester film's production quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a feeding device for a polyester film production line, which aims to solve the problems that the caking generated during the accumulation of the existing raw materials is not easy to completely eliminate and the production quality of the polyester film is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a feed arrangement for on polyester film production line, includes raw material cylinder and the conveyer belt of below, and is provided with sealable feed inlet and discharge gate on the raw material cylinder, the hollow shaft is installed through the bearing in the inside of raw material cylinder, and is fixed with first sieve plate on the outer wall of hollow shaft, install solid axle through the bearing on the inner wall of hollow shaft, and be fixed with second sieve plate on the outer wall of solid axle, half annular has been seted up on the lateral wall of hollow shaft, and the activity of second sieve plate runs through half annular.

Preferably, still include drying device, and drying device includes the stoving case, be connected with the gas transmission cover between stoving case and the former feed cylinder, and stoving case accessible gas transmission cover inputs steam to the former feed cylinder in, the inside of gas transmission cover is provided with keeps off the material subassembly, and keeps off the material subassembly and include the installing frame, install the filter cloth on the inner wall of installing frame.

Preferably, a mounting groove is formed in one side wall of the gas transmission cover, the mounting frame can movably penetrate through the mounting groove, sealing strips are bonded to the upper surface and the lower surface of one end of the mounting frame, and each sealing strip can be in close contact with the inner wall of the mounting groove.

Preferably, the inside of discharge gate is provided with the baffle, and the discharge gate can be moved out to the baffle.

Preferably, a filter screen is fixed on the inner wall of the discharge port and is positioned below the baffle.

Preferably, the device also comprises two mounting plates which are arranged in parallel, a controller is arranged on one side wall of one mounting plate, the conveying belt movably penetrates through the two mounting plates, and the raw material barrel is arranged between the two mounting plates.

Compared with the prior art, the utility model has the following beneficial effects:

(1) according to the utility model, the first screen plate is rotatably arranged in the raw material barrel through the hollow shaft, the second screen plate is arranged through the solid shaft, the solid shaft is arranged in the hollow shaft through the bearing, the hollow shaft is provided with the semi-annular groove, the second screen plate is connected with the solid shaft through the semi-annular groove, the two screen plates are combined at first and then do 180-degree reciprocating swing with opposite rotation directions, the raw material can be dispersed through the pores of the two screen plates, the agglomerated raw material can be dispersed when the two screen plates are combined, so that the raw material is in a loose state when entering the drying equipment, and the subsequent thorough drying is facilitated.

(2) According to the utility model, the detachable material blocking assembly is arranged in the gas transmission cover connected with the drying box and the raw material cylinder, the filter cloth is arranged on the inner wall of the mounting frame, the mounting groove is horizontally formed in the side wall of the gas transmission cover, the mounting frame can be horizontally pushed into the mounting groove, meanwhile, the sealing strip is matched with the opening of the mounting groove to seal the mounting groove, and the filter cloth can prevent the raw material from floating into the drying box when the drying device blows hot gas into the raw material cylinder, so that the normal operation of the drying device is ensured.

Drawings

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

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a schematic view of the mating of a hollow shaft with a solid shaft according to the present invention;

fig. 4 is a schematic structural view of the material blocking assembly of the present invention;

in the figure: 1. a conveyor belt; 2. mounting a plate; 3. a raw material barrel; 4. a controller; 5. a drying device; 6. a first screen plate; 7. a second screen panel; 8. a discharge port; 9. a baffle plate; 10. filtering with a screen; 11. a hollow shaft; 12. a solid shaft; 13. a half ring groove; 14. a gas delivery cover; 15. the material blocking component; 16. filtering cloth; 17. installing a frame; 18. a sealing strip.

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 of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a feeding device for a polyester film production line comprises a raw material barrel 3 and a conveying belt 1 below the raw material barrel, wherein a sealable feeding hole and a sealable discharging hole 8 are formed in the raw material barrel 3, the discharging hole 8 is installed at the bottom of the raw material barrel 3, raw materials in the raw material barrel 3 can fall onto the conveying belt 1 through the discharging hole 8 and are conveyed into drying equipment, a hollow shaft 11 is installed inside the raw material barrel 3 through a bearing, a first screen plate 6 is fixed on the outer wall of the hollow shaft 11, a solid shaft 12 is installed on the inner wall of the hollow shaft 11 through a bearing, a second screen plate 7 is fixed on the outer wall of the solid shaft 12, a semi-annular groove 13 is formed in the side wall of the hollow shaft 11, the second screen plate 7 movably penetrates through the semi-annular groove 13, caking can not pass through the first screen plate 6 and the second screen plate 7, the first screen plate 6 and the second screen plate 7 are combined at the beginning, and then do reciprocating swinging in 180 degrees with opposite rotation directions respectively, the first screen plate 6 and the second screen plate 7 can be combined after rotating for 180 degrees, so that the agglomeration is effectively dispersed, and the production quality of the polyester film is guaranteed due to the thorough drying of the subsequent drying equipment.

Further, still include drying device 5, and drying device 5 includes the stoving case, be connected with gas transmission cover 14 between stoving case and the former feed cylinder 3, and stoving case accessible gas transmission cover 14 inputs steam in to former feed cylinder 3, be provided with on the inner wall of stoving case and wind the post, it has the heating wire to wind the outer wall winding of post, the top of stoving case is provided with the fan, and the play tuber pipe of fan extends to the stoving incasement, the wind that the fan blew off is sent into the former feed cylinder 3 through gas transmission cover 14 after being heated by the heating wire and is tentatively dried the raw materials, the inside of gas transmission cover 14 is provided with keeps off material subassembly 15, and keep off material subassembly 15 and include installing frame 17, install filter cloth 16 on the inner wall of installing frame 17, filter cloth 16 can avoid the raw materials in the former feed cylinder 3 to waft into the stoving incasement.

Furthermore, a mounting groove is formed in one side wall of the gas transmission cover 14, the mounting frame 17 can movably penetrate through the mounting groove, the material blocking assembly 15 is convenient to detach and replace, the sealing strips 18 are bonded to the upper surface and the lower surface of one end of the mounting frame 17, and each sealing strip 18 can be in close contact with the inner wall of the mounting groove, so that the material blocking assembly 15 is prevented from flowing out of the mounting groove when being mounted.

Specifically, the inside of discharge gate 8 is provided with baffle 9, and baffle 9 can move out of discharge gate 8.

It is worth to say that a filter screen 10 is fixed on the inner wall of the discharge port 8, and the filter screen 10 is located below the baffle 9 to further disperse the raw materials.

Further, the device comprises two parallel mounting plates 2, a controller 4 is arranged on one side wall of one mounting plate 2, the conveying belt 1 movably penetrates through the two mounting plates 2, the raw material barrel 3 is arranged between the two mounting plates 2, the drying box can also be arranged between the two mounting plates 2, a motor a and a motor b are respectively fixed on one side wall of the two mounting plates 2 through a bracket, a driving shaft of the motor a is fixedly connected with the hollow shaft 11, a driving shaft of the motor b is fixedly connected with the solid shaft 12, an electric push rod is arranged on one side wall of one mounting plate 2, the movable end of the electric push rod extends and retracts in the horizontal direction, a connecting plate is connected between the electric push rod and the baffle 9, the baffle 9 can be controlled to move through the electric push rod, the opening and closing of the discharge port 8 are realized, and the motor a, the motor b, the electric push rod, the fan and the electric heating wire are all electrically connected with the controller 4, and the controller 4 is a programmable controller.

The working principle and the using process of the utility model are as follows: when the device is used, a worker firstly starts the electric push rod through the controller 4 to push the baffle plate 9 into the discharge hole 8, the discharge hole 8 is blocked, raw materials are added into the raw material barrel 3 from the feed hole, then the feed hole is sealed, the motor a and the motor b are started to respectively drive the first screen plate 6 and the second screen plate 7 to do 180-degree reciprocating swing with opposite rotation directions through the hollow shaft 11 and the solid shaft 12, and the first screen plate 6 and the second screen plate 7 can be combined after rotating for 180 degrees, so that caking is effectively dispersed;

after the two motors work for a period of time, the movable end of the electric push rod retracts to drive the baffle plate 9 to horizontally move out of the discharge port 8, the conveying belt 1 starts conveying, a fan and an electric heating wire of the drying device 5 are started, air blown out by the fan is heated by the electric heating wire and then enters the raw material barrel 3 through the air delivery cover 14, hot air penetrates through the filter cloth 16 of the material blocking assembly 15 to preliminarily dry the raw materials, the discharging speed of the raw materials from the discharge port 8 is increased, the raw materials after preliminary drying drop onto the conveying belt 1 through the filter screen 10 and are conveyed to a drying tower or other drying equipment through the conveying belt 1 to be thoroughly dried;

when the wind speed that blows off from discharge gate 8 diminishes, it has the jam condition to show filter cloth 16, and the staff can be with keeping off material subassembly 15 level take out the mounting groove, push its level into the mounting groove again behind the clearance filter cloth 16 in, or take out new keeping off material subassembly 15 and install, until sealing strip 18 and the opening cooperation of mounting groove.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A feed arrangement for on polyester film production line which characterized in that: including raw material cylinder (3) and conveyer belt (1) of below thereof, and be provided with sealable feed inlet and discharge gate (8) on raw material cylinder (3), hollow shaft (11) are installed through the bearing to the inside of raw material cylinder (3), and are fixed with first sieve net board (6) on the outer wall of hollow shaft (11), install solid axle (12) through the bearing on the inner wall of hollow shaft (11), and be fixed with second sieve net board (7) on the outer wall of solid axle (12), half annular (13) have been seted up on the lateral wall of hollow shaft (11), and second sieve net board (7) activity runs through half annular (13).

2. The feeding device of claim 1, wherein: still include drying device (5), and drying device (5) are including the stoving case, be connected with gas transmission cover (14) between stoving case and raw material cylinder (3), and stoving case accessible gas transmission cover (14) inputs steam to raw material cylinder (3) in, the inside of gas transmission cover (14) is provided with keeps off material subassembly (15), and keeps off material subassembly (15) and include installing frame (17), install filter cloth (16) on the inner wall of installing frame (17).

3. The feeding device of claim 2, wherein: the gas transmission cover is characterized in that a mounting groove is formed in one side wall of the gas transmission cover (14), the mounting frame (17) can movably penetrate through the mounting groove, sealing strips (18) are bonded to the upper surface and the lower surface of one end of the mounting frame (17), and each sealing strip (18) can be in close contact with the inner wall of the mounting groove.

4. The feeding device of claim 3, wherein: a baffle (9) is arranged inside the discharge hole (8), and the baffle (9) can be moved out of the discharge hole (8).

5. The feeding device of claim 4, wherein: a filter screen (10) is fixed on the inner wall of the discharge hole (8), and the filter screen (10) is positioned below the baffle (9).

6. The feeding device of claim 5, wherein: still include two parallel arrangement's mounting panel (2), and be provided with controller (4) on one of them mounting panel (2) one side wall, two mounting panel (2) are run through in conveyer belt (1) activity, raw material cylinder (3) are installed between two mounting panel (2).