阅读说明：本技术 一种聚酯薄膜生产用原料熔融装置 (Raw material melting device for producing polyester film ) 是由 李东平 于 2019-11-18 设计创作，主要内容包括：本发明公开了一种聚酯薄膜生产用原料熔融装置,包括熔融箱,所述熔融箱上方设有箱盖,所述熔融箱的两侧均设有与箱盖连接的开启机构,所述箱盖上设有刮料机构,所述熔融箱内侧设有内加热机构,所述箱盖上端设有与内加热机构连接的驱动机构,所述箱盖下端沿其周向均布多个翻料机构。本发明通过设置内加热机构,对熔融箱内物料从内部进行加热,使得物料整体升温更快速,且利用蛇形加热管的转动对熔融箱内物料进行搅拌混料进而提高熔融效率,并可方便对熔融箱内壁粘黏物料进行刮除清理。(The invention discloses a raw material melting device for producing a polyester film, which comprises a melting box, wherein a box cover is arranged above the melting box, opening mechanisms connected with the box cover are arranged on two sides of the melting box, a scraping mechanism is arranged on the box cover, an internal heating mechanism is arranged on the inner side of the melting box, a driving mechanism connected with the internal heating mechanism is arranged at the upper end of the box cover, and a plurality of material turning mechanisms are uniformly distributed at the lower end of the box cover along the circumferential direction of the box cover. According to the invention, the internal heating mechanism is arranged to heat the materials in the melting box from the inside, so that the overall temperature rise of the materials is faster, the materials in the melting box are stirred and mixed by utilizing the rotation of the serpentine heating pipe, the melting efficiency is further improved, and the materials adhered to the inner wall of the melting box can be conveniently scraped and cleaned.)

1. A raw material melting device for producing a polyester film comprises a melting box (1) and is characterized in that a box cover (12) is arranged above the melting box (1), opening mechanisms connected with the box cover (12) are arranged on two sides of the melting box (1), a scraping mechanism is arranged on the box cover (12), an internal heating mechanism is arranged on the inner side of the melting box (1), a driving mechanism connected with the internal heating mechanism is arranged at the upper end of the box cover (12), a plurality of material turning mechanisms are uniformly distributed at the lower end of the box cover (12) along the circumferential direction of the box cover, the scraping mechanism comprises a fixing frame (20) fixedly connected at the upper end of the box cover (12), a rotating shaft (15) vertically penetrates through two sides of the upper end of the fixing frame (20), the rotating shaft (15) is rotatably connected with the fixing frame (20), threaded rods (14) are fixedly connected at the lower ends of the rotating shaft (15), and threaded cylinders (13) are sleeved at the lower ends of the threaded, two the lower extreme of screw thread section of thick bamboo (13) all runs through case lid (12) and extends to melting case (1) inboard, two the same scraping ring (6) of lower extreme fixedly connected with of screw thread section of thick bamboo (13), scraping ring (6) lateral wall fixedly connected with annular doctor-bar (29), and annular doctor-bar (29) offsets with melting case (1) inner wall, the first motor (19) of mount (20) upper end fixedly connected with, the terminal vertical up and fixedly connected with drive wheel (18) of first motor (19) output shaft, two the equal fixedly connected with in pivot (15) upper end is from driving wheel (16), drive wheel (18) are connected through drive belt (17) transmission with from driving wheel (16).

2. The raw material melting device for producing the polyester film as claimed in claim 1, wherein the opening mechanism comprises a mounting seat (9) fixedly connected to the side wall of the melting tank (1), a hydraulic cylinder (10) is fixedly mounted on the mounting seat (9), the piston end of the hydraulic cylinder (10) is vertically upward and is fixedly connected with a fixed seat (11), and the fixed seat (11) is fixedly connected to the side wall of the tank cover (12).

3. The raw material melting device for producing the polyester film as claimed in claim 1, wherein the internal heating mechanism comprises an oil inlet pipe (4) embedded at the bottom in the melting tank (1), the melting tank (1) is internally provided with a serpentine heating pipe (5), the lower end of the serpentine heating pipe (5) is connected with one end of the oil inlet pipe (4) in the melting tank (1) through a rotary joint (23), one end of the oil inlet pipe (4) outside the melting tank (1) is connected with a high temperature oil pump (27), the upper end of the serpentine heating pipe (5) is fixedly connected with a rotating pipe (25), the rotating pipe (25) is vertically arranged, the upper end of the rotating pipe (25) penetrates through the tank cover (12) and extends upwards, the rotating pipe (25) is rotatably connected with the tank cover (12), the upper end of the rotating pipe (25) is connected with an oil return pipe (26) through the rotary joint (23), the other end of the oil return pipe (26) is fixedly connected to the oil return end of the high-temperature oil pump (27).

4. The raw material melting device for producing the polyester film as claimed in claim 3, wherein the driving mechanism comprises a second motor (21) fixedly connected to the upper end of the box cover (12), the end of the output shaft of the second motor (21) is vertically upward and fixedly connected with a first gear (22), a second gear (24) is fixedly connected to the rotating pipe (25), and the first gear (22) is meshed with the second gear (24).

5. The raw material melting device for producing the polyester film as claimed in claim 1, wherein the material turning mechanism comprises an L-shaped block (33) fixedly connected to the lower end of the box cover (12), a movable rod (8) vertically penetrates through the horizontal part of the L-shaped block (33), the movable rod (8) is slidably connected with the L-shaped block (33), a limiting piece (31) is fixedly sleeved on the side wall of the movable rod (8) above the L-shaped block (33), a spring (32) is sleeved on the side wall of the movable rod (8) above the L-shaped block (33), one end of the spring (32) is fixedly connected to the limiting piece (31), the other end of the spring (32) is fixedly connected to the L-shaped block (33), a rotary plate (28) is fixedly sleeved on the side wall of the rotary pipe (25) below the box cover (12), a plurality of grooves (30) are arranged on the lower end surface of the rotary plate (28) at equal intervals along the circumferential direction, recess (30) are located the top of movable rod (8), the upper end of movable rod (8) is ARC structure, the equipartition has material turning piece (7) on the lateral wall that movable rod (8) are located L type piece (33) below.

6. A raw material melting apparatus for producing a polyester film, as recited in claim 1, wherein said melting tank (1) is provided with an electric heating wire (2).

7. A raw material melting apparatus for producing a polyester film according to claim 1, wherein a discharging pipe (3) is provided on a side wall of said melting tank (1).

Technical Field

The invention relates to the technical field of polyester film production, in particular to a raw material melting device for polyester film production.

Background

The polyester film is usually a colorless transparent glossy film (which can be colored by adding additive particles), has excellent mechanical properties, high rigidity, hardness and toughness, puncture resistance, friction resistance, high temperature resistance, low temperature resistance, chemical resistance, oil resistance, air tightness and aroma retention, and is one of the commonly used base materials of the barrier composite film.

Need melt polyethylene glycol terephthalate in polyester film's the production process, present polyester film production is with raw materials melting device only heats the staving that contains the raw materials purely and makes the raw materials melting, the time that raw materials melting needs can be very long like this, speed is very slow, influence polyester film's production progress, it only heats from the outside, the inside and outside heating temperature of raw materials is inhomogeneous, cause the raw materials caking easily, further reduce temperature transfer rate, melting rate is slow, and when present melting device melts, only carry out simple stirring, stirring effect is not good, can not effectively promote melting process, and the raw materials glues and is difficult to the clearance on the device inner wall.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a raw material melting device for producing a polyester film.

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

the utility model provides a polyester film production is with raw materials melting device, includes the melting case, melting case top is equipped with the case lid, the both sides of melting case all are equipped with the opening mechanism who is connected with the case lid, be equipped with scraping mechanism on the case lid, melting incasement side is equipped with interior heating mechanism, the case lid upper end is equipped with the actuating mechanism who is connected with interior heating mechanism, a plurality of stirring mechanism of case lid lower extreme along its circumference equipartition.

Preferably, the opening mechanism comprises a mounting seat fixedly connected to the side wall of the melting box, a hydraulic cylinder is fixedly mounted on the mounting seat, a piston end of the hydraulic cylinder is vertically upward and fixedly connected with a fixing seat, and the fixing seat is fixedly connected to the side wall of the box cover.

Preferably, scrape the mount that material mechanism includes fixed connection in the case lid upper end, the equal vertical pivot that runs through in mount upper end both sides is equipped with, the pivot rotates with the mount to be connected, two the equal fixedly connected with threaded rod of lower extreme of pivot, two the equal screw thread of lower extreme of threaded rod has cup jointed a screw thread section of thick bamboo, two the lower extreme of a screw thread section of thick bamboo all runs through the case lid and extends to the melting incasement side, two the same scraping ring of lower extreme fixedly connected with of a screw thread section of thick bamboo, scraping ring lateral wall fixedly connected with annular doctor-bar, and annular doctor-bar and melting incasement wall offset, the first motor of mount upper end fixedly connected with, the terminal vertical up and fixedly connected with drive wheel of first motor output shaft, two the equal fixedly connected with in pivot upper end is followed the.

Preferably, interior heating mechanism is including inlaying the oil pipe of advancing of establishing at melting incasement bottom, the melting incasement is equipped with snakelike heating pipe, the lower extreme of snakelike heating pipe passes through rotary joint and advances the oil pipe and be located the one end of melting incasement and be connected, the one end that advances the oil pipe and be located the melting incasement side is connected with the high temperature oil pump, the upper end fixedly connected with commentaries on classics pipe of snakelike heating pipe, the vertical setting of commentaries on classics pipe, the upper end of commentaries on classics pipe runs through the case lid and upwards extends, the commentaries on classics pipe rotates with the case lid to be connected, the upper end of commentaries on classics pipe is connected with back oil pipe.

Preferably, the driving mechanism comprises a second motor fixedly connected to the upper end of the box cover, the tail end of an output shaft of the second motor vertically faces upwards and is fixedly connected with a first gear, a second gear is fixedly sleeved on the rotating pipe, and the first gear is meshed with the second gear.

Preferably, stirring mechanism includes the L type piece of fixed connection at the case lid lower extreme, vertical running through is equipped with the movable rod on the L type piece horizontal part, movable rod and L type piece sliding connection, the movable rod is located the fixed cover of having connect spacing piece on the lateral wall of L type piece top, the cover is equipped with the spring on the lateral wall that the movable rod is located L type piece top, the one end fixed connection of spring is on spacing piece, the other end fixed connection of spring is on L type piece, the fixed cover of having connect the carousel on the lateral wall that the revolving tube is located the case lid below, be equipped with a plurality of recesses along its circumference equidistant on the lower terminal surface of carousel, the recess is located the top of movable rod, the upper end of movable rod is ARC structure, the equipartition has the material piece of turning over on the lateral wall that the movable rod is located.

Preferably, a heating wire is arranged in the melting tank.

Preferably, a discharge pipe is arranged on the side wall of the melting tank.

The invention has the beneficial effects that:

through setting up internal heating mechanism, start the high temperature oil pump, can make high temperature fluid circulate in serpentine heating pipe, start the second motor, drive first gear revolve, because first gear and second gear meshing, can make second gear revolve, and then the drive is changeed the pipe and is rotated, drive serpentine heating pipe and rotate, can heat melting incasement material from inside through serpentine heating pipe, make the whole intensification of material more quick, and utilize serpentine heating pipe's rotation to stir the compounding and then improve melting efficiency melting incasement material.

Scrape the material mechanism through setting up, accomplish the melting back at melting incasement material, realize the ejection of compact through the discharging pipe, after the ejection of compact, start hydraulic cylinder extension, can make the case lid shift up open, restart first motor, the drive wheel rotates, because the drive wheel with pass through the drive belt transmission from the driving wheel and be connected, can two synchronous drives from the driving wheel rotation, and then drive two pivot synchronous rotations, drive two threaded rods synchronous rotation, because threaded rod and screw thread section of thick bamboo threaded connection, can make two screw thread section of thick bamboo shift up in step, and then drive and scrape the ring and shift up, and then from up going on from the lower to the melting incasement wall through the annular doctor-bar, strike off and will glue glutinous material and.

Through setting up stirring mechanism, when the runner pipe rotates, can produce relative rotation with the case lid, and then drive the carousel and rotate, when the carousel rotates, because the elastic action of spring is on spacing piece, and then exert the upward force to the movable rod, make movable rod and carousel counterbalance, along with the carousel rotates, when the recess rotates to the movable rod top, in the movable rod upper end supports the recess, the movable rod shifts up, along with the carousel continues to rotate, the recess is changeed from the movable rod, the movable rod moves down, and then make movable rod up-and-down small amplitude reciprocating motion, and then drive the stirring piece and turn from top to bottom to melting incasement material, and then make the heating more even, further improve material melting efficiency.

Drawings

FIG. 1 is a schematic structural view of a raw material melting apparatus for producing a polyester film according to the present invention;

FIG. 2 is a schematic structural diagram of a scraper ring and an annular scraper blade of a raw material melting device for producing a polyester film according to the present invention;

FIG. 3 is a schematic view of the internal structure of a serpentine heating tube of a raw material melting apparatus for producing a polyester film according to the present invention;

fig. 4 is an enlarged view of a portion a in fig. 1.

In the figure: 1 melting box, 2 heating wires, 3 discharging pipes, 4 oil inlet pipes, 5 serpentine heating pipes, 6 scraping rings, 7 turning pieces, 8 movable rods, 9 mounting seats, 10 hydraulic cylinders, 11 fixing seats, 12 box covers, 13 threaded cylinders, 14 threaded rods, 15 rotating shafts, 16 driven wheels, 17 driving belts, 18 driving wheels, 19 first motors, 20 fixing frames, 21 second motors, 22 first gears, 23 rotating joints, 24 second gears, 25 rotating pipes, 26 oil return pipes, 27 high-temperature oil pumps, 28 rotating discs, 29 annular scraping pieces, 30 grooves, 31 limiting pieces, 32 springs and 33L-shaped blocks.

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.

Referring to fig. 1-4, a raw material melting device for producing a polyester film comprises a melting box 1, a box cover 12 is arranged above the melting box 1, opening mechanisms connected with the box cover 12 are arranged on two sides of the melting box 1, a scraping mechanism is arranged on the box cover 12, an internal heating mechanism is arranged on the inner side of the melting box 1, a driving mechanism connected with the internal heating mechanism is arranged at the upper end of the box cover 12, a plurality of material turning mechanisms are uniformly distributed at the lower end of the box cover 12 along the circumferential direction of the box cover, heating wires 2 are arranged in the melting box 1, and a discharging pipe 3 is arranged on the side wall of.

In the invention, the opening mechanism comprises a mounting seat 9 fixedly connected to the side wall of the melting box 1, a hydraulic cylinder 10 is fixedly mounted on the mounting seat 9, the piston end of the hydraulic cylinder 10 is vertically upward and is fixedly connected with a fixed seat 11, and the fixed seat 11 is fixedly connected to the side wall of a box cover 12.

Specifically, the scraping mechanism comprises a fixed frame 20 fixedly connected to the upper end of the box cover 12, rotating shafts 15 are vertically arranged on two sides of the upper end of the fixed frame 20 in a penetrating mode, the rotating shafts 15 are rotatably connected with the fixed frame 20, threaded rods 14 are fixedly connected to the lower ends of the two rotating shafts 15, threaded cylinders 13 are respectively in threaded sleeve connection with the lower ends of the two threaded rods 14, the lower ends of the two threaded cylinders 13 penetrate through the box cover 12 and extend to the inner side of the melting box 1, the lower ends of the two threaded cylinders 13 are fixedly connected with the same scraping ring 6, an annular scraping blade 29 is fixedly connected to, the annular scraping blade 29 abuts against the inner wall of the melting box 1, the upper end of the fixing frame 20 is fixedly connected with the first motor 19, the tail end of an output shaft of the first motor 19 is vertically upward and is fixedly connected with the driving wheel 18, the upper ends of the two rotating shafts 15 are fixedly connected with the driven wheel 16, and the driving wheel 18 and the driven wheel 16 are in transmission connection through the transmission belt 17.

Specifically, the driving mechanism comprises a second motor 21 fixedly connected to the upper end of the box cover 12, the tail end of an output shaft of the second motor 21 is vertically upward and fixedly connected with a first gear 22, a second gear 24 is fixedly sleeved on a rotating pipe 25, the first gear 22 is meshed with the second gear 24, the internal heating mechanism comprises an oil inlet pipe 4 embedded at the bottom in the melting box 1, a snake-shaped heating pipe 5 is arranged in the melting box 1, the lower end of the snake-shaped heating pipe 5 is connected with one end, located in the melting box 1, of the oil inlet pipe 4 through a rotary joint 23, one end, located outside the melting box 1, of the oil inlet pipe 4 is connected with a high-temperature oil pump 27, the upper end of the snake-shaped heating pipe 5 is fixedly connected with the rotating pipe 25, the rotating pipe 25 is vertically arranged, the upper end of the rotating pipe 25 penetrates through the box cover 12 and extends upward, the rotating pipe 25 is rotatably connected with the box cover 12, the upper end of the rotating, accessible serpentine heating pipe 5 heats material from inside in to melting case 1 for the material wholly heaies up more fast, and utilizes serpentine heating pipe 5's rotation to stir the compounding and then improve melting efficiency to melting incasement material.

Specifically, the material turning mechanism comprises an L-shaped block 33 fixedly connected to the lower end of the box cover 12, a movable rod 8 is vertically arranged on the horizontal part of the L-shaped block 33 in a penetrating manner, the movable rod 8 is connected with the L-shaped block 33 in a sliding manner, a limiting piece 31 is fixedly sleeved on the side wall of the movable rod 8 above the L-shaped block 33, a spring 32 is sleeved on the side wall of the movable rod 8 above the L-shaped block 33, one end of the spring 32 is fixedly connected to the limiting piece 31, the other end of the spring 32 is fixedly connected to the L-shaped block 33, a turntable 28 is fixedly sleeved on the side wall of the rotating pipe 25 below the box cover 12, a plurality of grooves 30 are circumferentially arranged on the lower end face of the turntable 28 at equal intervals, the grooves 30 are arranged above the movable rod 8, the upper end of the movable rod 8 is of an arc-surface structure, material turning pieces 7 are uniformly distributed on the side wall of the movable rod 8 below the L-shaped block 33, the material turning pieces 7 are reciprocated, thereby heating more evenly and further improving the melting efficiency of the materials.

When the heating device is used, raw materials are added into the melting box 1, the raw materials are heated and melted through the heating wires 2 in the melting box 1, the high-temperature oil pump 27 is started, high-temperature oil can circulate in the serpentine heating pipe 5, the second motor 21 is started to drive the first gear 22 to rotate, the second gear 24 can rotate due to the fact that the first gear 22 is meshed with the second gear 24, the rotating pipe 25 is further driven to rotate, the serpentine heating pipe 5 is driven to rotate, materials in the melting box 1 can be heated from the inside through the serpentine heating pipe 5, the overall temperature of the materials is heated more quickly, and the materials in the melting box 1 are stirred and mixed through the rotation of the serpentine heating pipe 5, so that the melting efficiency is improved.

When the rotating pipe 25 rotates, the rotating pipe can rotate relative to the box cover 12, and then the rotating disc 28 is driven to rotate, when the rotating disc 28 rotates, because the elastic force of the spring 32 acts on the limiting piece 31, and then upward force is exerted on the movable rod 8, so that the movable rod 8 abuts against the rotating disc 28, along with the rotation of the rotating disc 28, when the groove 30 rotates to the upper side of the movable rod 8, the upper end of the movable rod 8 abuts against the groove 30, the movable rod 8 moves upwards, along with the continuous rotation of the rotating disc 28, the groove 30 rotates away from the movable rod 8, the movable rod 8 moves downwards, and then the movable rod 8 moves upwards and downwards in a small-amplitude reciprocating mode, and then the material turning piece 7 is driven to turn the materials in the melting box 1 upwards and downwards, so that the heating is more uniform, and the.

After the melting is accomplished to material in melting case 1, realize the ejection of compact through discharging pipe 3, after the ejection of compact, start hydraulic cylinder 10 extension, can make case lid 12 shift up open, restart first motor 19, drive wheel 18 rotates, because drive wheel 18 is connected with 16 transmission from driving wheel through drive belt 17, can two synchronous drive follow driving wheel 16 rotations, and then drive two pivot 15 synchronous rotations, drive two threaded rod 14 synchronous rotations, because threaded rod 14 and threaded cylinder 13 threaded connection, can make two threaded cylinder 13 shift up in step, and then drive scraping ring 6 shifts up, and then strike off from down up to the melting case 1 inner wall through annular doctor blade 29, will glue glutinous material and scrape out.

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 and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.