CN217803227U

CN217803227U - PVB glued membrane extrusion die with adjustable broad width

Info

Publication number: CN217803227U
Application number: CN202221832012.7U
Authority: CN
Inventors: 郑庆阳
Original assignee: Kuida High Molecular Material Technology Yixing Co ltd
Current assignee: Kuida High Molecular Material Technology Yixing Co ltd
Priority date: 2022-07-17
Filing date: 2022-07-17
Publication date: 2022-11-15
Anticipated expiration: 2032-07-17

Abstract

The utility model discloses a PVB (polyvinyl butyral) adhesive film extrusion die with adjustable width, which relates to the technical field of PVB adhesive film production and comprises an extrusion die head, wherein a mounting frame is fixedly arranged at the left end of the upper surface of the extrusion die head; the driving device is fixedly arranged on the mounting frame and comprises an air cylinder, the air cylinder is fixedly arranged at the upper end of the mounting frame, the output end of the air cylinder penetrates through the mounting frame and extends to the lower end of the mounting frame to be fixedly connected with a pressing plate, the lower end of the pressing plate is symmetrically and fixedly connected with fixing rods, and the lower ends of the fixing rods are hinged with connecting rods; the adjusting plate is connected to the front end of the extrusion die head in a sliding mode and is hinged to the connecting rod. The utility model discloses a set up the regulating plate, the regulating plate slides around extrusion die's discharge gate, the size of control extrusion die's discharge gate to the realization need not artifical change extrusion die according to the PVB glued membrane of the different specifications of required production, has saved the time of changing extrusion die, thereby has promoted the production efficiency of PVB glued membrane.

Description

PVB glued membrane extrusion die with adjustable broad width

Technical Field

The utility model relates to a PVB glued membrane production technical field specifically relates to a PVB glued membrane extrusion die with adjustable broad width.

Background

The PVB glued membrane is called PVBFilm again, PVB film, PVB intermediate coat etc. and the english name is: polyVinylButyralFilm, chemical name is: a polyvinyl butyral film. The PVB plasticizer is a thermoplastic resin film and is produced by PVB resin and a plasticizer. Because of being produced by plastic resin, the plastic resin has the characteristics of being recyclable, processed and reused. The PVB adhesive film can be widely applied to building laminated glass, automobile laminated glass, solar photovoltaic glass, bulletproof glass, sound-proof glass and the like. Has good safety, and can prevent the glass from being broken under the action of external force and prevent the broken pieces from splashing to hurt people. At present, when the PVB glued membrane is produced, the PVB glued membrane of different specification and dimension is produced as required, consequently need change extrusion die, and the time of changing extrusion die is too complicated, and the operation is complicated, and is very inconvenient, leads to production efficiency to reduce.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the PVB adhesive film extrusion die head with the adjustable width is provided, and the problem that the existing replacement of the extrusion die head is complex in operation is solved.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a PVB glued membrane extrusion die with adjustable broad width includes:

the left end of the upper surface of the extrusion die head is fixedly provided with an installation frame;

the driving device is fixedly arranged on the mounting frame and comprises an air cylinder, the air cylinder is fixedly arranged at the upper end of the mounting frame, the output end of the air cylinder penetrates through the mounting frame and extends to the lower end of the mounting frame to be fixedly connected with a pressing plate, the lower end of the pressing plate is symmetrically and fixedly connected with a fixed rod, and the lower end of the fixed rod is hinged with a connecting rod;

the adjusting plate is connected to the front end of the extrusion die head in a sliding mode and is hinged to the connecting rod.

Preferably, fixedly connected with mount pad on the connecting rod, the spout has been seted up in the outside of dead lever, the inside sliding connection of spout has the slider, the articulated seat of outside fixedly connected with of slider, it has the connecting rod to articulate on the articulated seat, the one end that articulated seat was kept away from to the connecting rod is articulated mutually with the mount pad.

Preferably, a return spring is fixedly mounted inside the sliding groove, and two ends of the return spring are respectively abutted against the fixed rod and the sliding block.

Preferably, the upper end and the lower end of the extrusion die head are fixedly connected with guide rails, a limiting groove is formed in the adjusting plate, and the adjusting plate is matched with the extrusion die head in a sliding mode through the guide rails and the limiting groove.

Preferably, regulating plate sliding connection has a plurality of guide arm, the left end of guide arm is rotated and is connected with the compression roller, compression roller and guide rail sliding connection, the right-hand member of guide arm runs through the regulating plate and extends to the right side fixedly connected with spacing gasket of regulating plate, the outside cover of guide arm is equipped with pressure spring, pressure spring's both ends respectively with regulating plate and spacing gasket fixed connection.

Compared with the prior art, the utility model has the advantages of: the utility model discloses a regulating plate has been set up, the regulating plate slides around extrusion die's discharge gate, the size of control extrusion die's discharge gate, thereby realize the PVB glued membrane according to the different specifications of required production, need not artifical change extrusion die, the time of changing extrusion die has been saved, thereby the production efficiency of PVB glued membrane has been promoted, through having set up drive arrangement, the cylinder drives the clamp plate and moves down and drive the dead lever and make the connecting rod open or be closed to the front and back both sides, thereby drive the regulating plate back-and-forth movement, the degree of automation of machine has been increased, and is simple in operation, convenient to use, through having set up compression roller and compression spring, make the taut spacing gasket of compression spring drive the guide arm make the compression roller exert the effort to the guide rail, thereby make the discharge gate of the closely laminating extrusion die in the right side of regulating plate, it is not convenient for the ejection of compact to appear the gap between extrusion die and the regulating plate.

Drawings

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

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

FIG. 3 is a schematic view of the adjusting plate and the extrusion die structure of the present invention;

fig. 4 is an enlarged schematic view of the utility model at a;

FIG. 5 is a front view of the regulating plate and the extrusion die head of the present invention;

fig. 6 is a schematic structural view of the adjusting plate and the extrusion die head at another viewing angle.

The reference numbers in the figures are: 1. an extrusion die head; 11. a mounting frame; 12. a guide rail; 2. a drive device; 21. a cylinder; 22. pressing a plate; 23. fixing the rod; 24. a connecting rod; 241. a mounting seat; 25. a chute; 26. a slider; 27. a return spring; 28. a hinged seat; 29. a connecting rod; 3. an adjusting plate; 31. a limiting groove; 32. a guide bar; 33. a compression spring; 34. a limiting gasket; 35. and (4) pressing the rolls.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-5, a PVB film extrusion die with adjustable width comprises:

the left end of the upper surface of the extrusion die head 1 is fixedly provided with an installation frame 11, and the extrusion die head 1 can extrude and mold a PVB film through an external glue inlet structure;

the driving device 2 is fixedly arranged on the mounting frame 11, the driving device 2 comprises an air cylinder 21, the air cylinder 21 is fixedly arranged at the upper end of the mounting frame 11, the output end of the air cylinder 21 penetrates through the mounting frame 11 and extends to the lower end of the mounting frame 11 to be fixedly connected with a pressing plate 22, the lower end of the pressing plate 22 is symmetrically and fixedly connected with a fixing rod 23, the lower end of the fixing rod 23 is hinged with a connecting rod 24, and the air cylinder 21 can drive the pressing plate 22 to enable the fixing rod 23 to move downwards so as to drive the connecting rod 24 to open towards two sides;

adjusting plate 3, adjusting plate 3 sliding connection are in extrusion die 1's front end, and adjusting plate 3 is articulated mutually with connecting rod 24, and adjusting plate 3 can move on extrusion die 1 under the drive of connecting rod 24 to the size of control extrusion die discharge gate is adjusted adjusting plate 3 according to production needs.

Fixedly connected with mount pad 241 on connecting rod 24, spout 25 has been seted up in the outside of dead lever 23, the inside sliding connection of spout 25 has slider 26, the articulated seat 28 of the outside fixedly connected with of slider 26, it has connecting rod 29 to articulate on the articulated seat 28, the one end that articulated seat 28 was kept away from to connecting rod 29 is articulated mutually with mount pad 241, connecting rod 29 can drive slider 26 and slide in the inside of spout 25, dead lever 23 can drive connecting rod 24 through connecting rod 29 and open to the front and back both sides.

The inside fixed mounting of spout 25 has reset spring 27, reset spring 27's both ends respectively with dead lever 23 and slider 26 looks butt, when dead lever 23 downstream, connecting rod 24 opens to both sides, apply fore-and-aft direction's power to adjusting plate 3, thereby drive adjusting plate 3 and move to both sides, make extrusion die head 1's discharge gate grow, connecting rod 24 drives connecting rod 29 and upwards moves in the inside of spout 25 through slider 26 simultaneously, thereby extrude reset spring 27, when dead lever 23 upward movement, relieve the pressure that connecting rod 24 and adjusting plate 3 applied, then reset spring 27 promotes slider 26 and downwards moves, and it is closed to reset through connecting rod 29 drive connecting rod 24, thereby drive adjusting plate 3 syntropy opposite-direction motion, make extrusion die head 1 become little from the discharge gate.

Extrusion die 1's upper and lower both ends fixedly connected with guide rail 12, spacing groove 31 has been seted up to regulating plate 3's inside, regulating plate 3 through guide rail 12 with spacing groove 31 mutually support with extrusion die 1 sliding connection, regulating plate 3 slides on guide rail 12 through spacing groove 31.

Regulating plate 3 sliding connection has a plurality of guide arm 32, the left end of guide arm 32 rotates and is connected with compression roller 35, compression roller 35 and guide rail 12 sliding connection, the right-hand member of guide arm 32 runs through regulating plate 3 and extends to regulating plate 3's right side fixedly connected with spacing gasket 34, the outside cover of guide arm 32 is equipped with pressure spring 33, pressure spring 33's both ends respectively with regulating plate 3 and spacing gasket 34 fixed connection, exert pulling force to spacing gasket 34 through pressure spring 33, pulling spacing gasket 34 drives guide arm 32 and makes compression roller 35 compress tightly guide rail 12, thereby make regulating plate 3 and closely laminate between the extrusion die 1, prevent the adhesive leakage.

The working principle is as follows: firstly, during production, when the size of a PVB film needs to be adjusted, the air cylinder 21 is started to drive the fixing rods 23 to move downwards through the pressing plate 22, so as to drive the connecting rods 24 to open towards two sides, a force in the front-back direction is applied to the adjusting plate 3, so as to drive the adjusting plate 3 to move towards two sides, so that the discharge hole of the extrusion die head 1 is enlarged, meanwhile, the connecting rods 24 drive the connecting rods 29 to move upwards through the sliders 26 in the sliding grooves 25, so as to extrude the return springs 27, when the fixing rods 23 move upwards, the pressure applied by the connecting rods 24 and the adjusting plate 3 is removed, so that the return springs 27 push the sliders 26 to move downwards, and the connecting rods 24 are driven to reset and close through the connecting rods 29, so as to drive the adjusting plates 3 to move in the same direction and opposite directions, so as to reduce the discharge hole of the extrusion die head 1, so as to adjust the adjusting plate 3 according to the required size.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a PVB glued membrane extrusion die with adjustable broad width which characterized in that includes:

the die head comprises an extrusion die head (1), wherein a mounting frame (11) is fixedly mounted at the left end of the upper surface of the extrusion die head (1);

the driving device (2) is fixedly installed on the installation frame (11), the driving device (2) comprises an air cylinder (21), the air cylinder (21) is fixedly installed at the upper end of the installation frame (11), the output end of the air cylinder (21) penetrates through the installation frame (11) and extends to the lower end of the installation frame (11) to be fixedly connected with a pressing plate (22), the lower end of the pressing plate (22) is symmetrically and fixedly connected with fixing rods (23), and the lower end of each fixing rod (23) is hinged with a connecting rod (24);

adjusting plate (3), adjusting plate (3) sliding connection is in the front end of extrusion die head (1), adjusting plate (3) are articulated mutually with connecting rod (24).

2. The PVB film extrusion die of claim 1, wherein: fixedly connected with mount pad (241) on connecting rod (24), spout (25) have been seted up in the outside of dead lever (23), the inside sliding connection of spout (25) has slider (26), the articulated seat of outside fixedly connected with (28) of slider (26), it has connecting rod (29) to articulate on articulated seat (28), the one end of articulated seat (28) is kept away from in connecting rod (29) is articulated mutually with mount pad (241).

3. The PVB film extrusion die of claim 2, wherein: and a return spring (27) is fixedly arranged in the sliding groove (25), and two ends of the return spring (27) are respectively abutted against the fixed rod (23) and the sliding block (26).

4. The PVB film extrusion die with adjustable width of claim 1, wherein: extrusion die head (1) upper and lower both ends fixedly connected with guide rail (12), spacing groove (31) have been seted up to the inside of regulating plate (3), regulating plate (3) are mutually supported and extrusion die head (1) sliding connection through guide rail (12) and spacing groove (31).

5. The PVB film extrusion die of claim 1, wherein: regulating plate (3) sliding connection has a plurality of guide arm (32), the left end of guide arm (32) is rotated and is connected with compression roller (35), compression roller (35) and guide rail (12) sliding connection, the right-hand member of guide arm (32) runs through regulating plate (3) and extends to right side fixedly connected with spacing gasket (34) of regulating plate (3), the outside cover of guide arm (32) is equipped with pressure spring (33), the both ends of pressure spring (33) respectively with regulating plate (3) and spacing gasket (34) fixed connection.