PVB (polyvinyl butyral) resin material extrusion integrated device
By designing an integrated PVB resin material extrusion device including a twin screw extruder, a rolling assembly and a mixing assembly, the problem of uneven mixing of plasticizer and powdered PVB resin is solved, and a more uniform mixing and higher quality final product is achieved.
Patent Information
- Application Number
- CN202421815837.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-30
- Publication Date
- 2025-05-30
- Estimated Expiration
- 2034-07-30
AI Technical Summary
In the prior art, the mixing of the plasticizer and the powdered PVB resin is not uniform enough, resulting in poor quality of the final product. At the same time, the bottom of the PVB resin powder is easily compacted into a block, which is inconvenient to mix with the plasticizer.
An integrated PVB resin material extrusion device is designed, including a twin screw extruder, a resin powder plating box, a plasticizer hopper, a rolling assembly and a mixing assembly. The mixing assembly ensures uniform mixing and rolling of the plasticizer and PVB resin through the conveyor cylinder, electronically controlled nozzle and rolling assembly to avoid clumping.
Through this device, the mixing of the plasticizer and the PVB resin is more uniform, avoiding the agglomeration of the powdered PVB resin and improving the quality of the final product.
Smart Images
Figure CN222921023U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of PVB resin plasticizing extrusion, and particularly relates to an integrated device for extruding PVB resin materials. Background Art
[0002] An integrated device for extruding PVB resin materials is a device used for precisely proportioning and mixing and extruding PVB resin and plasticizer. In industries such as construction, automotive, and photovoltaic, PVB laminated glass is widely used due to its high safety and versatility. With the progress of technology and the growth of demand, the localization and technological innovation of the integrated device for extruding PVB resin materials are also accelerating continuously, providing strong support for the development of related industries.
[0003] The prior art still has the following deficiencies:
[0004] In the prior art, the plasticizer cannot be fully mixed with the powdered PVB resin, the mixing is not uniform enough, which easily leads to poor quality of the final product. At the same time, the PVB resin powder at the bottom inside the storage tank is easily compacted into blocks, which is not convenient for mixing with the plasticizer. Summary of the Utility Model
[0005] The utility model provides an integrated device for extruding PVB resin materials, aiming to solve the problems in the prior art that the plasticizer cannot be fully mixed with the powdered PVB resin, the mixing is not uniform enough, which easily leads to poor quality of the final product, and at the same time, the PVB resin powder at the bottom inside the storage tank is easily compacted into blocks, which is not convenient for mixing with the plasticizer.
[0006] The utility model is realized as follows. An integrated device for extruding PVB resin materials includes: a twin-screw extruder, and a resin powder placement box and a plasticizer hopper are arranged at the upper end of the twin-screw extruder; a rolling component is arranged at the bottom of the resin powder placement box, and a mixing component is arranged at the upper end of the twin-screw extruder; the mixing component includes a conveying cylinder arranged between the rolling component and the twin-screw extruder, a first motor is installed on one side of the conveying cylinder, the output end of the first motor passes through one side of the conveying cylinder through a small hole and is fixedly connected with a conveying auger, and the extended end of the conveying auger and the inner wall of the other side of the conveying cylinder are connected through a bearing.
[0007] Preferably, the mixing component further includes an elongated groove communicated with the upper end of the conveying cylinder, a discharge pipe is communicated between the bottom side of the end of the conveying cylinder and the feed inlet of the twin-screw extruder; a high-pressure injection pump is installed at the bottom of the plasticizer hopper, and the suction end of the high-pressure injection pump is communicated with the bottom of the plasticizer hopper; the discharge end of the high-pressure injection pump is communicated with a feed pipe, and a solenoid valve is installed on the feed pipe.
[0008] Preferably, the mixing assembly further includes an extension end of the feed pipe penetrating into the inside of the elongated groove and communicating with a shunt box, and a plurality of electric control spray nozzles are installed at the bottom of the shunt box.
[0009] Preferably, the rolling assembly includes a rolling box communicated with the bottom of the resin powder placing box. At the front and rear ends of one side of the rolling box, a second motor is respectively installed. The output ends of the two second motors respectively penetrate into the inside of the rolling box through the small holes and are fixedly connected with rolling cylinders. The extension ends of the two rolling cylinders are both connected to the inner wall of the other side of the rolling box through bearings.
[0010] Preferably, one side of the lower end of the rolling box is communicated with a discharge metering screw, and the inner bottom end of the rolling box is inclined toward the discharge metering screw.
[0011] Preferably, a feeding pipe is communicated between the discharge end of the discharge metering screw and the feeding end of the conveying cylinder.
[0012] Compared with the prior art, the embodiments of the present application mainly have the following beneficial effects:
[0013] By setting the mixing assembly, it is convenient to mix the plasticizer sprayed by a plurality of electric control spray nozzles with the powdered PVB resin during the conveying process, so that the powdered PVB resin and the plasticizer are mixed more evenly. By setting the rolling assembly, it is convenient to roll the powdered PVB resin and then mix it, avoiding the powdered PVB resin from caking together and affecting the mixing uniformity. Description of the Drawings
[0014] Figure 1 is the front view structural schematic diagram of the present utility model;
[0015] Figure 2 is the external side view structural schematic diagram of the rolling box of the present utility model;
[0016] Figure 3 is the present utility model Figure 1 the enlarged structural schematic diagram at position A;
[0017] In the figure: 1, twin-screw extruder; 2, resin powder placing box; 3, plasticizer hopper; 4, rolling assembly; 5, mixing assembly; 6, rolling box; 8, second motor; 9, rolling cylinder; 10, discharge metering screw; 11, feeding pipe; 12, conveying cylinder; 13, discharge pipe; 14, high-pressure liquid injection pump; 15, feed pipe; 16, solenoid valve; 17, first motor; 18, conveying dragon; 19, elongated groove; 20, shunt box; 21, electric control spray nozzle. Detailed Embodiments
[0018] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which this application belongs; the terms used in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above drawings are intended to cover non-exclusive inclusion. The terms "first", "second", etc. in the specification and claims of this application or the above drawings are used to distinguish different objects and not to describe a specific order.
[0019] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in connection with the embodiments can be included in at least one embodiment of this application. The phrase appears in various places in the specification and does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment mutually exclusive with other embodiments. Those skilled in the art will explicitly and implicitly understand that the embodiments described herein can be combined with other embodiments.
[0020] An embodiment of the present utility model provides an integrated PVB resin material extrusion device, as Figures 1-3 shown, including: a twin-screw extruder 1, a resin powder placement box 2 and a plasticizer hopper 3 are arranged at the upper end of the twin-screw extruder 1; a rolling assembly 4 is arranged at the bottom of the resin powder placement box 2, and a mixing assembly 5 is arranged at the upper end of the twin-screw extruder 1; the mixing assembly 5 includes a conveying cylinder 12 arranged between the rolling assembly 4 and the twin-screw extruder 1, a first motor 17 is installed on one side of the conveying cylinder 12, and the output end of the first motor 17 passes through one side of the conveying cylinder 12 through a small hole and is fixedly connected to a conveying auger 18, and the extended end of the conveying auger 18 is connected to the inner wall of the other side of the conveying cylinder 12 through a bearing.
[0021] It should be noted that due to the fact that in the prior art, the plasticizer cannot be fully mixed with the powdery PVB resin, the mixing is not uniform enough, which easily leads to poor quality of the final product. At the same time, the bottom of the PVB resin powder in the storage box is easily compacted into blocks, which is not convenient for mixing with the plasticizer. In this solution, by setting the mixing assembly 5, it is convenient to mix the plasticizer sprayed by several electric control nozzles 21 and the powdery PVB resin during the conveying process, so that the powdery PVB resin and the plasticizer are mixed more evenly. By setting the rolling assembly 4, it is convenient to roll the powdery PVB resin and then mix it to avoid the powdery PVB resin from agglomerating together and affecting the mixing uniformity.
[0022] In a further preferred embodiment of the present utility model, as Figure 1As shown, the mixing component 5 further includes an elongated groove 19 communicating with the upper end of the conveying cylinder 12, and a discharge pipe 13 is communicated between the bottom side of the conveying end of the conveying cylinder 12 and the feed inlet of the twin-screw extruder 1; a high-pressure liquid injection pump 14 is installed at the bottom of the plasticizer hopper 3, and the suction end of the high-pressure liquid injection pump 14 is communicated with the bottom of the plasticizer hopper 3; the discharge end of the high-pressure liquid injection pump 14 is communicated with a feed pipe 15, and a solenoid valve 16 is installed on the feed pipe 15.
[0023] In this embodiment, it is convenient to inject the water-like plasticizer liquid and convenient for quantity control.
[0024] In a further preferred embodiment of the present utility model, as Figures 1-3 shown, the extended end of the feed pipe 15 of the mixing component 5 penetrates into the elongated groove 19 and is communicated with a distribution box 20, and a plurality of electric control spray heads 21 are installed at the bottom of the distribution box 20.
[0025] In this embodiment, by arranging a plurality of electric control spray heads 21, it is convenient for dispersed spraying and improves the uniformity.
[0026] In a further preferred embodiment of the present utility model, as Figures 1-2 shown, the rolling component 4 includes a rolling box 6 communicated with the bottom of the resin powder placing box 2, and second motors 8 are respectively installed at the front and rear ends on one side of the rolling box 6. The output ends of the two second motors 8 respectively penetrate into the interior of the rolling box 6 through small holes and are fixedly connected with rolling cylinders 9, and the extended ends of the two rolling cylinders 9 are both connected to the inner wall of the other side of the rolling box 6 through bearings.
[0027] In this embodiment, by starting the two second motors 8 to drive the two rolling cylinders 9 to rotate relatively, it is convenient to roll the PVB resin powder. Preferably, the motor is a stepping motor.
[0028] In a further preferred embodiment of the present utility model, as Figures 1-3 shown, a discharge metering screw 10 is communicated with one side of the lower end of the rolling box 6, and the inner bottom end of the rolling box 6 is inclined towards the discharge metering screw 10.
[0029] In this embodiment, it is convenient for quantity control.
[0030] In a further preferred embodiment of the present utility model, as Figures 1-3 shown, a feed pipe 11 is communicated between the discharge end of the discharge metering screw 10 and the feed end of the conveying cylinder 12.
[0031] In this embodiment, it is convenient for feeding and discharging.
[0032] All the electrical components mentioned in the text are electrically connected to the controller and the power supply. The control mode of the present utility model is controlled by the controller. The control circuit of the controller can be realized by simple programming of those skilled in the art. The provision of the power supply also belongs to the common general knowledge in the art. And the present utility model is mainly used to protect mechanical devices, so the control mode and circuit connection of the present utility model will not be explained in detail hereinafter.
[0033] It should be noted that for the foregoing embodiments, for the sake of simple description, they are all expressed as a series of action combinations. However, those skilled in the art should know that the present utility model is not limited by the described action sequence, because according to the present utility model, some steps may be adopted in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily essential to the present utility model.
[0034] In several embodiments provided by the present application, it should be understood that the disclosed device can be implemented in other ways. For example, the device embodiments described above are only illustrative. For example, the above-mentioned unit division can have other division methods in actual implementation. For example, multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the displayed or discussed coupling or communication connection between each other can be through some interfaces. The indirect coupling or communication connection between devices or units can be in the form of telecommunications or other forms.
[0035] The units described as separate components above may or may not be physically separated. The components shown as units may or may not be physical units, that is, they can be located in one place, or can be distributed to multiple network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.
[0036] The above embodiments are only used to illustrate the technical solutions of the present utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the present utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model. Although the present utility model has been described in detail with reference to the above embodiments, those of ordinary skill in the art can still, without conflict and without creative efforts, combine, add, delete or make other adjustments to the features in the embodiments of the present utility model according to the situation, so as to obtain different technical solutions that are essentially not divorced from the concept of the present utility model. These technical solutions also belong to the scope of protection of the present utility model.
Claims
1. A PVB resin material extrusion integrated device, characterized in that: include: A twin-screw extruder (1), wherein a resin powder placement box (2) and a plasticizer hopper (3) are provided at the upper end of the twin-screw extruder (1); A rolling assembly (4) is provided at the bottom of the resin powder placement box (2), and a mixing assembly (5) is provided at the upper end of the twin-screw extruder (1); The mixing assembly (5) includes a conveying cylinder (12) arranged between the rolling assembly (4) and the twin-screw extruder (1), and a first motor (17) is installed on one side of the conveying cylinder (12). The output end of the first motor (17) passes through a small hole on one side of the conveying cylinder (12) and is fixedly connected to a conveying dragon (18). The extended end of the conveying dragon (18) and the inner wall of the other side of the conveying cylinder (12) are connected via a bearing.
2. A PVB resin material extrusion integrated device as claimed in claim 1, characterized in that: The mixing assembly (5) further comprises an elongated groove (19) connected to the upper end of the conveying cylinder (12); a discharge pipe (13) is connected between the bottom side of the conveying end of the conveying cylinder (12) and the feed port of the twin-screw extruder (1); A high-pressure injection pump (14) is installed at the bottom of the plasticizer hopper (3), and a suction end of the high-pressure injection pump (14) is connected to the bottom of the plasticizer hopper (3); The discharge end of the high-pressure injection pump (14) is connected to a feed pipe (15), and a solenoid valve (16) is installed on the feed pipe (15).
3. A PVB resin material extrusion integrated device as claimed in claim 2, characterized in that: The mixing assembly (5) further comprises an extended end of the feed pipe (15) which penetrates into the interior of the elongated groove (19) and is connected to a diverter box (20), and a plurality of electrically controlled nozzles (21) are installed at the bottom of the diverter box (20).
4. A PVB resin material extrusion integrated device as claimed in claim 2, characterized in that: The rolling assembly (4) includes a rolling box (6) connected to the bottom of the resin powder placement box (2), and second motors (8) are respectively installed at the front and rear ends of one side of the rolling box (6). The output ends of the two second motors (8) are respectively inserted into the interior of the rolling box (6) through the small holes and are fixedly connected to a rolling cylinder (9). The extended ends of the two rolling cylinders (9) are connected to the inner wall of the other side of the rolling box (6) through bearings.
5. A PVB resin material extrusion integrated device as claimed in claim 4, characterized in that: One side of the lower end of the rolling box (6) is connected to a discharge metering screw (10), and the inner bottom end of the rolling box (6) is inclined toward the side of the discharge metering screw (10).
6. A PVB resin material extrusion integrated device as claimed in claim 5, characterized in that: A feeding pipe (11) is connected between the discharge end of the discharge metering screw (10) and the feed end of the conveying cylinder (12).