CN222387567U - PVB film extrusion device - Google Patents

Abstract

The utility model belongs to the technical field of PVB film extrusion devices, and particularly relates to a PVB film extrusion device which comprises a film extrusion device body and a feeding box, wherein the feeding box is fixedly connected to the film extrusion device body, a through groove is formed in the feeding box, a baffle is connected in a sliding manner in the through groove, a limiting component is positioned in the feeding box and used for fixing the baffle, two first sliding grooves are symmetrically formed in the inner wall of the feeding box, two sliding blocks are respectively connected in the two first sliding grooves in a sliding manner, a fixed rod is fixedly connected between the two sliding blocks, a dredging rod is fixedly connected to the bottom surface of the fixed rod, and two extrusion grooves are respectively formed in the two sliding blocks.

Description

PVB film extrusion device

Technical Field

The utility model belongs to the technical field of PVB film extrusion devices, and particularly relates to a PVB film extrusion device.

Background

A PVB film extrusion apparatus is a device specifically used to produce polyvinyl butyral (PVB) film. The PVB resin is mainly used for preparing continuous film products through the technical processes of heating, melting, extruding and the like.

PVB film extrusion equipment typically includes a host, heating system, cooling system, traction system, control system, and the like. The main machine is the main part of the extruder, responsible for converting the plastic raw material into a continuous plastic strip. The heating system is used to raise the temperature of the plastic feedstock so that it is easily extruded. The cooling system rapidly cools the extruded plastic strip to maintain its shape and performance. The traction system is responsible for pulling the plastic strip out of the handpiece and keeping it stable. The control system is responsible for adjusting parameters of each system so as to ensure the stability of the production process and the consistency of the product quality.

For example, chinese patent with publication number CN205767360U discloses a film extrusion equipment, can solve when the feed is not enough and influence film thickness, avoid the heat dissipation simultaneously and lead to the unstable problem of film quality, including support, extrusion mechanism, pan feeding mouth, discharge gate and the motor of this extrusion mechanism action of drive, its characterized in that: one end of the extruding mechanism is arranged on the support, one end, adjacent to the support, of the extruding mechanism is provided with the feeding port, the other end of the extruding mechanism is provided with the discharging port, a material storage device is arranged above the front end of the discharging port, the upper end of the material storage device is open, and an annular heating device is arranged on the inner wall of the discharging port. The utility model can reduce the frequency of material breakage, ensure the fluidity of the film raw material and improve the stability of the film quality.

The above patent has the following problems:

The film extrusion device has some defects when in use, such as the film extrusion device is not provided with a dredging mechanism, when a user pours PVB particles into a feed inlet of the film extrusion device, the feed inlet of the film extrusion device is blocked possibly due to excessive PVB particles, and the working efficiency is reduced. In view of this, we propose a PVB film extrusion apparatus.

Disclosure of utility model

The utility model aims to provide a PVB film extrusion device which solves the problems in the prior art.

In view of this, the present utility model provides a PVB film extrusion apparatus comprising:

The film extrusion device comprises a film extrusion device body and a feeding box, wherein the feeding box is fixedly connected to the film extrusion device body, a through groove is formed in the feeding box, and a baffle is connected in the through groove in a sliding manner;

The limiting component is positioned in the feeding box and used for fixing the baffle plate;

The two first sliding grooves are symmetrically formed in the inner wall of the feeding box, two sliding blocks are respectively connected in the two first sliding grooves in a sliding mode, a fixed rod is fixedly connected between the two sliding blocks, and a dredging rod is fixedly connected to the bottom surface of the fixed rod;

The two extrusion grooves are respectively formed on the two sliding blocks;

The reciprocating assembly is positioned in the feeding box and used for driving the two sliding blocks to reciprocate.

Based on the structure, through the first spout and the slider that set up, ensure that the slider can slide in first spout, through the reciprocal subassembly that sets up, ensure that the user can drive two sliders through reciprocal subassembly and carry out reciprocating motion, through dead lever and the mediation pole that sets up, ensure that when two sliders reciprocating motion, two sliders can drive the mediation pole through the dead lever and reciprocate from top to bottom, let the feeding box mediation that the mediation pole will block up, through logical groove and the baffle that set up, ensure that the baffle can slide in logical groove, and ensure when the reciprocal motion about the mediation pole, PVB granule that splashes in the feeding box can be blocked by the baffle, through the fixed subassembly that sets up, ensure that the user can fix the baffle at logical inslot unable removal through the fixed subassembly.

In the above technical solution, further, the limiting component includes:

The second chute is arranged on the inner wall of the through groove, the inserted link is connected in a sliding manner in the second chute, one end of the inserted link penetrates through the baffle and extends into the baffle to be in plug-in fit with the baffle, and a spring fixed with the inner wall of the second chute is fixedly connected to the inserted link.

In the technical scheme, the baffle plate can be fixed in the through groove by a user and cannot move.

In the above technical scheme, further, the inserted link is in an L shape.

In this technical scheme, ensure that the user can drive the one end of inserted bar through the other end of inserted bar and remove.

In the above technical solution, further, the reciprocating assembly includes:

The two first rotating grooves are symmetrically arranged in the feeding box and are respectively communicated with the two first sliding grooves, a rotary table is rotationally connected to the first rotating grooves, a transmission block is fixedly connected to the rotary table, and one end of the transmission block extends into the sliding block and is in sliding connection with the sliding block;

The two movable grooves are symmetrically arranged in the feeding box and are respectively communicated with the two first rotating grooves, a first sprocket and a second sprocket are rotationally connected in the movable grooves, one end of the first sprocket extends into the first rotating grooves and is fixed with the turntable, and a chain is meshed between the first sprocket and the second sprocket;

The second rotating groove is formed in the feeding box and is communicated with the two movable grooves, the rotating rod is rotationally connected to the second rotating groove, and two ends of the rotating rod extend into the two movable grooves respectively and are fixed with the two second chain wheels;

The third rotating groove is formed in the inner wall of the second rotating groove and is communicated with the outside, a worm wheel fixed with the rotating rod is rotationally connected to the third rotating groove, and a worm which rotates with the third rotating groove is meshed with the worm wheel;

And the motor is fixedly connected to the feeding box, and an output shaft of the motor extends into the third rotating groove and is fixed on the worm.

In this technical scheme, ensure when PVB granule blocks up the feed box, PVB granule can be pushed into the film extrusion device body by the mediation pole, and the user starts the film extrusion device body afterwards, lets film extrusion device body to PVB granule processing.

In the above technical scheme, further, one end of the first sprocket is rotationally connected with the first rotating groove, and two ends of the rotating rod are rotationally connected with the two movable grooves respectively.

In this technical scheme, ensure that one end of first sprocket can normally rotate in first rotary groove, ensure that the both ends of bull stick can normally rotate in two movable grooves respectively.

In the above technical scheme, further, the output shaft of the motor is rotationally connected with the third rotating groove.

In the technical scheme, the output shaft of the motor can normally rotate in the third rotating groove.

The beneficial effects of the utility model are as follows:

1. This PVB film extrusion device, through the first spout and the slider that set up, ensure that the slider can slide in first spout, through the reciprocal subassembly that sets up, ensure that the user can drive two sliders through reciprocal subassembly and carry out reciprocating motion, through dead lever and the mediation pole that sets up, ensure when two sliders reciprocating motion, two sliders can drive the mediation pole through the dead lever and reciprocate from top to bottom, let the feeding box mediation that the mediation pole will block up, when the user pours PVB granule into the feed inlet of film extrusion equipment, probably can be because the too much reason of PVB granule of entering, the condition that the jam appears to the feed inlet that leads to film extrusion equipment, the problem of work efficiency has been reduced.

2. This PVB film extrusion device through logical groove and the baffle that set up, ensures that the baffle can slide in logical groove to ensure when dredge pole reciprocating motion from top to bottom, PVB granule that splashes in the feed box can be blocked by the baffle, through the fixed subassembly that sets up, ensures that the user can be fixed the baffle at logical inslot unable removal through fixed subassembly.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the feed box of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A;

FIG. 4 is a second schematic view of the internal structure of the feed box of the present utility model;

FIG. 5 is a third schematic view of the internal structure of the feed box of the present utility model.

The label in the figure is:

1. A film extrusion device body; 2, a feeding box, 3, a through groove, 4, a baffle, 5, a first chute, 6, a sliding block, 7, a fixed rod, 8, a dredging rod, 9, an extrusion groove, 10, a second chute, 11, a plug rod, 12, a spring, 13, a first rotating groove, 14, a rotary table, 15, a transmission block, 16, a movable groove, 17, a first sprocket, 18, a second sprocket, 19, a chain, 20, a second rotating groove, 21, a rotary rod, 22, a third rotating groove, 23, a worm wheel, 24, a worm, 25 and a motor.

Detailed Description

The technical solutions of the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present application, fall within the scope of protection of the present application.

In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

It should be noted that, in the description of the present application, the terms "front, rear, upper, lower, left, right", "horizontal, vertical, horizontal", and "top, bottom", etc., generally refer to the orientation or positional relationship shown in the drawings, and merely for convenience of describing the present application and simplifying the description, and these orientation terms do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present application, but rather the orientation terms "inside and outside" refer to the inside and outside with respect to the outline of each component itself.

It should be noted that, in the present application, 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. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

Example 1:

Referring to fig. 1-5, this embodiment provides a PVB film extrusion apparatus, comprising:

The film extrusion device comprises a film extrusion device body 1 and a feeding box 2, wherein the feeding box 2 is fixedly connected to the film extrusion device body 1, a through groove 3 is formed in the feeding box 2, and a baffle 4 is connected in the through groove 3 in a sliding manner;

the limiting component is positioned in the feeding box 2 and is used for fixing the baffle plate 4;

The two first sliding grooves 5 are symmetrically formed in the inner wall of the feeding box 2, two sliding blocks 6 are respectively and slidably connected with the two first sliding grooves 5, a fixed rod 7 is fixedly connected between the two sliding blocks 6, and a dredging rod 8 is fixedly connected with the bottom surface of the fixed rod 7;

The two extrusion grooves 9 are respectively formed on the two sliding blocks 6;

The reciprocating assembly is positioned in the feeding box 2 and is used for driving the two sliding blocks 6 to reciprocate.

Example 2:

The embodiment provides a PVB film extrusion device, in addition to the technical scheme including above-mentioned embodiment, still has following technical feature, and spacing subassembly includes:

The second chute 10, second chute 10 is offered on the inner wall of logical groove 3, and the sliding connection of second chute 10 has inserted bar 11, and the one end of inserted bar 11 runs through baffle 4 and extends to in the baffle 4 with baffle 4 grafting cooperation, fixedly connected with on the inserted bar 11 with the fixed spring 12 of second chute 10 inner wall.

When the baffle 4 slides to a proper position, the inner cavity of the feeding box 2 is exposed to the outside, PVB particles are poured into the feeding box 2 by the user, the baffle 4 is reversely slid by the user, when the baffle 4 reversely moves to a proper position, the user releases the hand pulling the plunger 11, and one end of the plunger 11 is inserted into the baffle 4 under the action of the rebound force of the spring 12, so that the user can fix the baffle 4 in the through groove 3.

Example 3:

The present embodiment provides a PVB film extrusion device, which has the following technical characteristics in addition to the technical scheme of the above embodiment, and the insert rod 11 is in an "L" shape.

Wherein, it is ensured that the user can drive one end of the plunger 11 to move through the other end of the plunger 11.

Example 4:

The embodiment provides a PVB film extrusion device, in addition to the technical scheme including the above embodiment, further has the following technical features, and the reciprocating assembly includes:

The two first rotating grooves 13 are symmetrically formed in the feeding box 2 and are respectively communicated with the two first sliding grooves 5, a rotary table 14 is connected in a rotary mode in the first rotating grooves 13, a transmission block 15 is fixedly connected to the rotary table 14, and one end of the transmission block 15 extends into the sliding block 6 and is in sliding connection with the sliding block 6;

the two movable grooves 16 are symmetrically arranged in the feeding box 2 and are respectively communicated with the two first rotating grooves 13, a first chain wheel 17 and a second chain wheel 18 are rotationally connected in the movable grooves 16, one end of the first chain wheel 17 extends into the first rotating grooves 13 and is fixed with the turntable 14, and a chain 19 is meshed between the first chain wheel 17 and the second chain wheel 18;

the second rotating groove 20 is formed in the feeding box 2 and is communicated with the two movable grooves 16, a rotating rod 21 is rotationally connected in the second rotating groove 20, and two ends of the rotating rod 21 extend into the two movable grooves 16 respectively and are fixed with the two second chain wheels 18;

The third rotating groove 22 is formed in the inner wall of the second rotating groove 20 and is communicated with the outside, a worm wheel 23 fixed with the rotating rod 21 is rotationally connected to the third rotating groove 22, and a worm 24 rotating with the third rotating groove 22 is meshed with the worm wheel 23;

the motor 25, the motor 25 is fixedly connected on the feeding box 2, and the output shaft of the motor 25 extends into the third rotating groove 22 and is fixed on the worm 24.

When PVB particles enter into the feeding box 2 and block up, the user starts the motor 25, let the output shaft of motor 25 drive worm 24 rotate in the third rotates groove 22, make worm 24 drive worm wheel 23 rotate in the third rotates groove 22, let worm wheel 23 drive bull stick 21 rotate in the second rotates groove 20, when bull stick 21 rotates, the both ends of bull stick 21 can drive two second sprockets 18 and rotate in two movable grooves 16 respectively, when two second sprockets 18 rotate, two second sprockets 18 can drive two first sprockets 17 through two chains 19 respectively, let the one end of two first sprockets 17 drive two carousel 14 respectively and rotate in two first rotates groove 13, when two carousel 14 rotate, two carousel 14 can drive two transmission blocks 15 respectively and slide in two extrusion grooves 9, make two sliders 6 reciprocate respectively in two first slide grooves 5, let two sliders 6 drive the reciprocal removal down of rod 8 through dead lever 7, block up and down in the PVB box 2, when two second sprockets 18 rotate, the PVB particles that the dredge rod is blocked up, when the dredge rod 8 is pushed down by the body, can be pushed down the particle when the film 1 is extruded to the body, the film can be guaranteed to the particles, the film can be extruded in the film 1 when the dredge device, the particles can be extruded out of the film 1, when the film 1 is pushed out, the particles can be blocked up in the film 1, the film 1 is extruded, the particles can be processed, and the film 1 is blocked.

Example 5:

The present embodiment provides a PVB film extrusion device, which has the following technical features in addition to the technical scheme of the above embodiment, in which one end of the first sprocket 17 is rotatably connected to the first rotating groove 13, and two ends of the rotating rod 21 are rotatably connected to the two movable grooves 16, respectively.

Wherein, one end of the first sprocket 17 is ensured to normally rotate in the first rotating groove 13, and both ends of the rotating rod 21 are ensured to normally rotate in the two movable grooves 16 respectively.

Example 6:

This embodiment provides a PVB film extrusion apparatus, which has the following technical features in addition to the technical scheme of the above embodiment, and the output shaft of the motor 25 is rotatably connected with the third rotating groove 22.

Wherein it is ensured that the output shaft of the motor 25 can normally rotate in the third rotation groove 22.

In use, a user pulls the insert rod 11 by hand, one end of the insert rod 11 enters the second sliding groove 10 from the baffle 4, and the insert rod 11 compresses the spring 12, at this time, the baffle 4 is released from the fixation, then the user slides the baffle 4 by hand, the baffle 4 slides along the through groove 3, when the baffle 4 slides to a proper position, the inner cavity of the feed box 2 is exposed to the outside, then the user pours PVB particles into the feed box 2, then the user slides the baffle 4 by hand reversely, when the baffle 4 moves reversely to a proper position, the user releases the hand pulling the insert rod 11, one end of the insert rod 11 is inserted into the baffle 4 under the action of the spring 12, the user can fix the baffle 4 in the through groove 3 and can not move, when PVB particles enter the feed box 2 to block, the user starts the motor 25, the output shaft of the motor 25 drives the worm 24 to rotate in the third rotating groove 22, the worm 24 drives the worm wheel 23 to rotate in the third rotating groove 22, the worm wheel 23 drives the rotating rod 21 to rotate in the second rotating groove 20, when the rotating rod 21 rotates, two ends of the rotating rod 21 drive the two second chain wheels 18 to rotate in the two movable grooves 16 respectively, when the two second chain wheels 18 rotate, the two second chain wheels 18 drive the two first chain wheels 17 to rotate through the two chains 19 respectively, one end of the two first chain wheels 17 drive the two rotary tables 14 to rotate in the two first rotating grooves 13 respectively, when the two rotary tables 14 rotate, the two rotary tables 14 drive the two transmission blocks 15 to slide in the two extrusion grooves 9 respectively, the two sliding blocks 6 reciprocate up and down in the two first sliding grooves 5 respectively, the two sliding blocks 6 drive the dredging rods 8 to reciprocate up and down through the fixed rods 7, PVB particles blocked in the feeding box 2 are dredged, meanwhile, when the dredge rod 8 dredges PVB particles, part of PVB particles are splashed and blocked by the baffle 4 and fall into the feeding box 2 again, so that when the PVB particles block the feeding box 2, the PVB particles can be pushed into the film extrusion device body 1 by the dredge rod 8, and then the user starts the film extrusion device body 1 to enable the film extrusion device body 1 to process the PVB particles.

The embodiments of the present application have been described above with reference to the accompanying drawings, in which the embodiments of the present application and features of the embodiments may be combined with each other without conflict, the present application is not limited to the above-described embodiments, which are merely illustrative, not restrictive, of the present application, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are protected by the present application.

Claims (6)

1. A PVB film extrusion apparatus comprising:

The film extrusion device comprises a film extrusion device body (1) and a feeding box (2), wherein the feeding box (2) is fixedly connected to the film extrusion device body (1), a through groove (3) is formed in the feeding box (2), and a baffle (4) is connected in the through groove (3) in a sliding manner;

the limiting component is positioned in the feeding box (2) and is used for fixing the baffle plate (4);

The two first sliding grooves (5) are symmetrically formed in the inner wall of the feeding box (2), two sliding blocks (6) are respectively and slidably connected in the two first sliding grooves (5), a fixed rod (7) is fixedly connected between the two sliding blocks (6), and a dredging rod (8) is fixedly connected to the bottom surface of the fixed rod (7);

the two extrusion grooves (9) are respectively formed in the two sliding blocks (6);

the reciprocating assembly is positioned in the feeding box (2) and is used for driving the two sliding blocks (6) to reciprocate.

2. The PVB film extrusion apparatus of claim 1, wherein the spacing assembly comprises:

The second chute (10), second chute (10) are offered on the inner wall of logical groove (3), sliding connection has inserted bar (11) in second chute (10), and the one end of inserted bar (11) runs through baffle (4) and extends to in baffle (4) with baffle (4) grafting cooperation, fixedly connected with on inserted bar (11) with second chute (10) inner wall fixed spring (12).

3. A PVB film extrusion apparatus according to claim 2, wherein the plunger (11) has an "L" shape.

4. The PVB film extrusion apparatus of claim 1, wherein the reciprocating assembly comprises:

The two first rotating grooves (13) are symmetrically formed in the feeding box (2) and are respectively communicated with the two first sliding grooves (5), the rotating discs (14) are rotationally connected to the first rotating grooves (13), the rotating discs (14) are fixedly connected with transmission blocks (15), and one ends of the transmission blocks (15) extend into the sliding blocks (6) and are in sliding connection with the sliding blocks (6);

The two movable grooves (16) are symmetrically formed in the feeding box (2) and are respectively communicated with the two first rotating grooves (13), a first sprocket (17) and a second sprocket (18) are rotationally connected to the movable grooves (16), one end of the first sprocket (17) extends into the first rotating grooves (13) and is fixed with the turntable (14), and a chain (19) is meshed between the first sprocket (17) and the second sprocket (18);

The second rotating groove (20) is formed in the feeding box (2) and is communicated with the two movable grooves (16), the second rotating groove (20) is rotationally connected with a rotating rod (21), and two ends of the rotating rod (21) extend into the two movable grooves (16) respectively and are fixed with the two second chain wheels (18);

the third rotating groove (22) is formed in the inner wall of the second rotating groove (20) and is communicated with the outside, a worm wheel (23) fixed with the rotating rod (21) is rotationally connected to the third rotating groove (22), and a worm (24) rotating with the third rotating groove (22) is meshed on the worm wheel (23);

The motor (25), motor (25) fixed connection is on feed box (2), and the output shaft of motor (25) extends to in the third rotation groove (22) and is fixed in worm (24).

5. The PVB film extrusion apparatus of claim 4, wherein one end of the first sprocket (17) is rotatably connected to the first rotating groove (13), and both ends of the rotating rod (21) are rotatably connected to the two movable grooves (16), respectively.

6. A PVB film extrusion apparatus according to claim 4, wherein the output shaft of the motor (25) is rotatably connected to the third rotary trough (22).