CN219055055U

CN219055055U - Plastic film casting device

Info

Publication number: CN219055055U
Application number: CN202223184414.3U
Authority: CN
Inventors: 但启琪
Original assignee: Hangzhou Zengxing Packaging Materials Co ltd
Current assignee: Hangzhou Zengxing Packaging Materials Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-05-23
Anticipated expiration: 2032-11-25

Abstract

The utility model relates to the technical field of plastic films and discloses a plastic film casting device which comprises a bottom plate, wherein four support plates which are arranged in a matrix are fixedly connected to the upper surface of the bottom plate, cooling rollers are respectively connected between two foremost support plates and between two rearmost support plates through bearings in a rotating mode, a plurality of groups of scraping blocks which are arranged at equal intervals are respectively arranged on the inner walls of the two cooling rollers, connecting rods are respectively fixedly connected between every two adjacent scraping blocks, and a fixing ring is respectively inserted into each cooling roller. This plastic film casting device through the cooperation of scraping piece, connecting rod and piston, has realized scraping piece when the chill roll rotates and has done reciprocating motion's purpose at the inner wall of chill roll, has reached the effect of clear incrustation scale, and reciprocating motion is done through drive plate linkage pinion rack when scraping piece is reciprocating motion simultaneously, has realized the quick just reversing purpose of flabellum, has reached the effect to external casting film rapid cooling.

Description

Plastic film casting device

Technical Field

The utility model relates to the technical field of plastic films, in particular to a plastic film casting device.

Background

The plastic film is made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins, is used for packaging and used as a film coating, and the casting film is cooled by melt casting through internal cooling water flow, so that a layer of scale is easily generated on the inner wall of the cooling roller after long-term use, the heat transfer of the cooling roller is influenced, and the heat dissipation efficiency is reduced.

Disclosure of Invention

The utility model aims to provide a plastic film casting device which has the advantages of high cooling efficiency and cleaning of the inner wall, and solves the problems that the inner wall of a cooling roller is easy to generate a layer of scale, the heat transfer of the cooling roller is affected and the heat dissipation efficiency is reduced.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a plastic film curtain coating device, which comprises a base plate, the upper surface fixedly connected with of bottom plate is four backup pads that are the matrix arrangement, be located between two backup pads at forefront and be located between two backup pads at rearmost all through the bearing rotation be connected with the chill roll, the scraping blocks of multiunit equidistance range are all placed to the inner wall of two chill rolls, all fixedly connected with connecting rod between every two scraping blocks that are close to, the fixed ring has all been pegged graft in the inside of every chill roll, every fixed ring all is with its scraping block fixed connection that is close to, the piston has all been pegged graft in the inside of every chill roll, every piston all is with its scraping block fixed connection that is close to, the upper surface fixedly connected with of bottom plate shelters from the frame, the upper surface of sheltering from the frame is connected with the cooling axle through the bearing rotation, the surface fixedly connected with flabellum of cooling axle, the upper surface fixedly connected with of sheltering from the frame is symmetrical stabilizer plate, fixedly connected with gag lever post between two stabilizer plates, the surface of gag lever post is the edging treatment, the surface of gag lever post has cup jointed the pinion, the top fixedly connected with cooling wheel, cooling wheel and pinion meshing with pinion.

Further, two the left side of piston all is fixed to be linked together and is had the inlet tube, and the surface of two inlet tubes is all fixed to be linked together and is had the connecting pipe, and the right side of two chill rolls is all fixed to be linked together and is had the outlet pipe.

Through adopting above-mentioned technical scheme, through the cooperation of outlet pipe and inlet tube, made things convenient for the user to be connected with external water pump, realized the purpose that the cooling water flows.

Further, the left side faces of the two leftmost supporting plates are fixedly connected with L-shaped plates, electric push rods are fixedly embedded in the two L-shaped plates, and the output ends of the two electric push rods are fixedly connected with the water inlet pipe close to the electric push rods.

Through adopting above-mentioned technical scheme, through the cooperation of inlet tube and electric putter, can realize providing power for the reciprocating motion of piston and scraping piece.

Further, the outer surfaces of the two water outlet pipes are fixedly connected with chain wheels, and the two chain wheels are connected through chain transmission.

Through adopting above-mentioned technical scheme, through the cooperation of sprocket and chain, can realize the synchronous rotation of two chill rolls.

Further, the right side face of the supporting plate positioned at the right rear is rotationally connected with a power shaft through a bearing, the outer surface of the power shaft and the outer surface of the water outlet pipe positioned at the rearmost are fixedly connected with gears, the two gears are in meshed connection, and the right end of the power shaft is fixedly connected with the external motor output end.

Through adopting above-mentioned technical scheme, through the cooperation of power shaft and gear, can provide power for the rotation of two chill rolls.

Further, the outer surface of the output end of the electric push rod positioned at the rearmost is fixedly connected with a connecting plate, the right side surface of the connecting plate is fixedly connected with a power plate, and the power plate is fixedly connected with a toothed plate.

Through adopting above-mentioned technical scheme, through the cooperation of power board and connecting plate, can realize the purpose that provides power for the reciprocating motion of pinion rack.

Further, each scraping block is contacted with the inner wall of the cooling roller close to the scraping block, and the outer surface of each scraping block and the inner wall of each cooling roller are both smooth surfaces.

Through adopting above-mentioned technical scheme, through scraping the surface of piece and chill roll to set up to smooth surface, can effectually reduce the frictional force between piece and the chill roll, reduced wear strength.

Compared with the prior art, the plastic film casting device has the following beneficial effects:

1. according to the utility model, through the cooperation of the scraping block, the connecting rod and the piston, the purpose that the scraping block reciprocates on the inner wall of the cooling roller when the cooling roller rotates is achieved, the effect of removing scale is achieved, meanwhile, when the scraping block reciprocates, the toothed plate is linked through the transmission plate to reciprocate, the purpose that the fan blades rapidly rotate positively and negatively is achieved, the effect of rapidly cooling an external casting film is achieved, and the problems that a layer of scale is easily generated on the inner wall of the cooling roller, heat transfer of the cooling roller is affected, and the heat dissipation efficiency is reduced are solved.

2. According to the utility model, the purpose of shielding the upper part of the cooling roller is realized through the cooperation of the shielding frame and the bottom plate, the probability that external impurities fall on the surface of the casting film is effectively reduced, meanwhile, the butt joint of a user and an external water pump is facilitated through the connecting pipe, the water inlet pipe and the water outlet pipe, the convenience is effectively improved, the purpose that the scraping block is static when the cooling roller rotates is realized through the cooperation of the scraping block and the connecting rod, and the scale can be removed more fully by utilizing the rotation of the cooling roller and the reciprocating motion of the scraping block.

Drawings

FIG. 1 is a cross-sectional view of a front view of a shadow frame of the present utility model;

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 according to the present utility model;

FIG. 3 is a right side view of the base plate of the present utility model;

fig. 4 is a front view of the base plate of the present utility model.

In the figure: 1. a bottom plate; 2. a support plate; 3. a cooling roller; 4. a scraper block; 5. a connecting rod; 6. a fixing ring; 7. a piston; 8. a shielding frame; 9. a cooling shaft; 10. a fan blade; 11. a stabilizing plate; 12. a limit rod; 13. a toothed plate; 14. a cooling wheel; 15. a water inlet pipe; 16. a connecting pipe; 17. a water outlet pipe; 18. an L-shaped plate; 19. an electric push rod; 20. a sprocket; 21. a power shaft; 22. a gear; 23. a connecting plate; 24. and a power plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a plastic film curtain coating device, including bottom plate 1, the upper surface fixedly connected with of bottom plate 1 is backup pad 2 that matrix was arranged, the right flank that is located the backup pad 2 at right rear is connected with power shaft 21 through the bearing rotation, the surface of power shaft 21 and the surface that is located the outlet pipe 17 of rear all fixedly connected with gear 22, two gears 22 meshing are connected, the right-hand member and the external motor output fixed connection of power shaft 21, through the cooperation of power shaft 21 and gear 22, can provide power for the rotation of two chill rolls 3, the left flank that is located two backup pads 2 of left side all fixedly connected with L shaped plate 18, the inside of two L shaped plate 18 is all fixed to inlay and is had electric putter 19, the output of two electric putter 19 all is connected with the inlet tube 15 that is close to with it, through the cooperation of inlet tube 15 and electric putter 19, can realize providing power for the reciprocating motion of piston 7 and scraping piece 4, the surface fixedly connected with connecting plate 23 at the output of electric putter 19 of rear, the right flank of connecting plate 23 fixedly connected with power plate 24, power plate 24 and pinion 13 are connected with 13 through the cooperation of pinion 13, can realize for the power plate 13.

The utility model provides a cooling roller 3 is connected with through the bearing rotation between two backup pads 2 that are located foremost and be located between two backup pads 2 of rearmost, multiunit equidistance arranged scraping block 4 has all been placed to the inner wall of two cooling rollers 3, every scraping block 4 all contacts rather than the cooling roller 3 inner wall that is close to, the surface of every scraping block 4 and the inner wall of every cooling roller 3 all establish to smooth surface, establish to smooth surface through the surface of scraping block 4 and cooling roller 3, friction force between scraping block 4 and the cooling roller 3 has been reduced wear strength, equal fixedly connected with connecting rod 5 between every two scraping blocks 4 that are close to, the inside of every cooling roller 3 has all pegged graft solid fixed ring 6, every gu fixed ring 6 all is with the scraping block 4 fixed connection that is close to rather than, the inside of every cooling roller 3 has all pegged graft piston 7, the left surface of two pistons 7 all is fixedly connected with inlet tube 15, the surface of two inlet tube 15 all is fixedly connected with 16, the right side of two cooling roller 3 all is fixedly connected with 17, through the surface of scraping block 4 and cooling roller 3 all is fixedly connected with 17, the outlet tube 17 and the water pump 20 through the cooperation of outlet tube 17 and the water pump 20 have realized through the water pump 20 that the outside, the outside is connected with the sprocket 20 through the cooperation between two outside sprocket 20, the water pump 20 has realized.

Every piston 7 all is rather than scraping piece 4 fixed connection that is close to, through scraping piece 4 and the cooperation of solid fixed ring 6, can realize the purpose of clearing up the inner wall of chill roll 3, avoid producing the incrustation scale and influence cooling efficiency, the upper surface fixedly connected with shielding frame 8 of bottom plate 1, the upper surface of shielding frame 8 is connected with cooling shaft 9 through the bearing rotation, the surface fixedly connected with flabellum 10 of cooling shaft 9, the upper surface fixedly connected with of shielding frame 8 two symmetrical stabilizer bars 11, fixedly connected with gag lever post 12 between two stabilizer bars 11, the edging is handled to the surface of gag lever post 12, pinion rack 13 has been cup jointed to the surface of gag lever post 12, edging handle through gag lever post 12, can effectually avoid pinion rack 13 to rotate at reciprocating motion's in-process, the top fixedly connected with cooling wheel 14 of cooling shaft 9, cooling wheel 14 and pinion rack 13 meshing are connected.

When the automatic curtain coating machine is used, an external water circulation device is connected with the connecting pipe 16 and the water outlet pipe 17, an external curtain coating machine is started to extrude materials through the surfaces of the two compression rollers, an external motor is started to drive the power shaft 21 to rotate, the gear 22 is driven to rotate when the power shaft 21 rotates, the water outlet pipe 17 positioned at the rearmost position is driven to rotate when the gear 22 rotates, the water outlet pipe 17 drives the chain wheel 20 to rotate, the chain wheel 20 enables the two cooling rollers 3 to synchronously rotate through chain transmission, meanwhile, the piston 7 is driven to reciprocate through starting the two electric push rods 19, the piston 7 drives the scraping block 4 and the connecting rod which are fixedly connected to clean the inner wall of the cooling rollers 3, and meanwhile, the electric push rods 19 positioned at the rearmost position drive the connecting plate 23 and the power plate 24 to reciprocate, and the power plate 24 drives the toothed plate 13 to reciprocate stably under the limiting effect of the limiting rod 12, so that the cooling wheel 14 in meshed connection drives the cooling shaft 9 to rotate, and the fan blade 10 rotates, and the external curtain coating film cooling speed is accelerated.

It is noted that relational terms such as first and second, and the like are 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.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 plastic film casting apparatus comprising a base plate (1), characterized in that: four supporting plates (2) which are arranged in a matrix are fixedly connected to the upper surface of the bottom plate (1), a cooling roller (3) is rotatably connected between the two foremost supporting plates (2) and between the two rearmost supporting plates (2) through bearings, a plurality of groups of scraping blocks (4) which are equidistantly arranged are respectively arranged on the inner walls of the two cooling rollers (3), a connecting rod (5) is fixedly connected between every two adjacent scraping blocks (4), a fixing ring (6) is fixedly connected to the inner part of each cooling roller (3), each fixing ring (6) is fixedly connected with the scraping block (4) which is adjacent to the fixing ring, a piston (7) is fixedly connected to the inner part of each cooling roller (3), each piston (7) is fixedly connected with the scraping block (4) which is adjacent to the piston, a shielding frame (8) is rotatably connected with a cooling shaft (9) through a bearing, fan blades (10) are fixedly connected to the outer surface of the cooling shaft (9), a stabilizing rod (12) is sleeved on the outer surface of the shielding frame (8), two stabilizing rods (12) are fixedly connected to the outer surface of the shielding frame (8), and the stabilizing rod (12) is fixedly connected to the outer surface of the stabilizing rod (12), the top end of the cooling shaft (9) is fixedly connected with a cooling wheel (14), and the cooling wheel (14) is meshed with the toothed plate (13).

2. A plastic film casting apparatus according to claim 1, characterized in that: the left side faces of the two pistons (7) are fixedly communicated with a water inlet pipe (15), the outer surfaces of the two water inlet pipes (15) are fixedly communicated with a connecting pipe (16), and the right side faces of the two cooling rollers (3) are fixedly communicated with a water outlet pipe (17).

3. A plastic film casting apparatus according to claim 1, characterized in that: the left side faces of the two support plates (2) which are positioned at the leftmost side are fixedly connected with L-shaped plates (18), electric push rods (19) are fixedly inlaid in the two L-shaped plates (18), and the output ends of the two electric push rods (19) are fixedly connected with a water inlet pipe (15) which is close to the electric push rods.

4. A plastic film casting apparatus according to claim 2, characterized in that: the outer surfaces of the two water outlet pipes (17) are fixedly connected with chain wheels (20), and the two chain wheels (20) are connected through chain transmission.

5. A plastic film casting apparatus according to claim 1, characterized in that: the right side face of the supporting plate (2) positioned at the right rear is rotationally connected with a power shaft (21) through a bearing, the outer surface of the power shaft (21) and the outer surface of the water outlet pipe (17) positioned at the rearmost are fixedly connected with gears (22), the two gears (22) are in meshed connection, and the right end of the power shaft (21) is fixedly connected with the outer motor output end.

6. A plastic film casting apparatus according to claim 3, wherein: the outer surface of the output end of the electric push rod (19) positioned at the rearmost is fixedly connected with a connecting plate (23), the right side surface of the connecting plate (23) is fixedly connected with a power plate (24), and the power plate (24) is fixedly connected with the toothed plate (13).

7. A plastic film casting apparatus according to claim 1, characterized in that: each scraping block (4) is contacted with the inner wall of the cooling roller (3) close to the scraping block, and the outer surface of each scraping block (4) and the inner wall of each cooling roller (3) are both smooth surfaces.