Automatic feeding device for plastic processing

Abstract

The utility model relates to an automatic feeding device for plastic processing, which belongs to the technical field of plastic processing and comprises a mounting bottom plate, four supporting columns are fixedly mounted at the top of the mounting bottom plate, a mounting top plate is fixedly mounted at the tops of the supporting columns, and a feeding hopper is arranged at the top of the mounting top plate. And an output pipe is fixedly installed at the bottom of the feeding hopper, a quantifying device is fixedly installed at the top of the installation bottom plate, and the quantifying device comprises a weight scale fixedly installed at the top of the installation bottom plate. According to the automatic feeding device for plastic processing, the quantitative device is arranged at the top of the mounting bottom plate, raw materials are injected into the connecting pipe, the weight of the injected raw materials is weighed, according to input parameters, the output valve is closed, the quantitative valve is opened, the quantitative raw materials are output, and the feeding amount is accurately controlled, so that the problem that when part of processing equipment is used for feeding materials, the feeding efficiency is high is solved. And the needed use amount is fixed, automatic discharging is achieved through the gravity effect, and the machining use amount is difficult to accurately control.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of plastics processing, concretely to a plastics processing automatic feeding device. BACKGROUND

[0002] Plastics processing is a technical process of converting synthetic resins or plastics into plastic products, which changes the shape and size of plastics through heating, pressing and other means to meet specific use requirements and functions. Main types include extrusion molding, which melts plastics through an extruder and forms through a mold, suitable for producing continuous profiles such as pipes and plates; injection molding, which melts and injects plastic particles into a closed mold, and cools and solidifies to obtain products, suitable for mass production of complex plastic products; blow molding, mainly used for manufacturing hollow plastic products such as bottles and containers, by blowing air into molten plastic to form a tight fit with the inner wall of the mold; vacuum forming, which uses vacuum suction principle to adsorb sheet plastic on the mold and heat form, commonly used for manufacturing packaging boxes and other thin-walled products; and mold pressing, which puts plastic raw materials into a heated mold and presses to form, suitable for processing thermosetting plastics.

[0003] During plastics processing, various raw materials need to be mixed together and added to the processing device through an automatic feeding device. Common plastic processing automatic feeding devices include belt conveyors, which continuously convey plastic particles or powder to the feeding port of the processing equipment; screw conveyors, which use rotating spiral blades to push materials in a fixed housing, suitable for conveying powdery, granular and small block materials; pneumatic conveying systems, which convey plastic raw materials along the pipeline through air flow, suitable for occasions requiring closed conveying; and vacuum feeders, which use vacuum suction to convey materials from one location to another, commonly used to convey materials from a storage bin to the hopper of the processing equipment.

[0004] Common plastic processing automatic feeding devices are mostly dropped into the processing equipment under the action of gravity when input into the feeding port of the plastic processing equipment. However, some processing equipment requires a fixed amount of material during feeding, and it is difficult to accurately control the processing amount by automatic feeding through gravity. Therefore, the present application provides a plastic processing automatic feeding device. UTILITY MODEL CONTENTS

[0005] To overcome the shortcomings of the prior art, the utility model provides a plastic processing automatic feeding device, which has the advantages of precise control of the amount of feeding, solves the problem of fixed amount of material required during feeding of some processing equipment, and accurately controls the processing amount by automatic feeding through gravity.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a kind of automatic feeding device for plastic processing, it is including installation bottom plate, the top of the installation bottom plate is fixedly installed with the number of four struts, the top of the strut is fixedly installed with installation top plate, the top of the installation top plate is provided with feed hopper, the bottom of the feed hopper is fixedly installed with output pipe, the top of the installation bottom plate is fixedly installed with dosing device;

[0007] The dosing device includes a weight scale fixedly installed on the top of the installation bottom plate, the top of the weight scale is fixedly installed with two support vertical plates, the top of the support vertical plate is fixedly installed with support top plate, and the two support top plates are fixedly installed with a connecting pipe connected with the output pipe.

[0008] Further, the surface of the output pipe is fixedly installed with an output valve, and the surface of the connecting pipe is fixedly installed with a dosing valve.

[0009] Further, the top of the connecting pipe is fixedly installed with a butt joint pipe, and the butt joint pipe is adapted to the output pipe.

[0010] Further, the bottom of the connecting pipe is fixedly installed with an inlet inclined pipe, and the top of the installation top plate is fixedly installed with a support frame.

[0011] Further, the support frame includes a support ring fixedly installed on the surface of the feed hopper, and the bottom of the support ring is fixedly installed with a support leg.

[0012] Further, the number of support legs is two, and the bottom of the two support legs is fixedly installed on the top of the installation top plate.

[0013] Further, the inner top wall of the feed hopper is rotatably installed with a stirring shaft, and the surface of the stirring shaft is fixedly installed with a stirring blade.

[0014] Further, the top of the feed hopper is fixedly installed with a stirring motor, and the output shaft of the stirring motor is fixedly connected with the top end of the stirring shaft.

[0015] Further, the top of the feed hopper is fixedly installed with a feed pipe, and the number of feed pipes is two.

[0016] Further, one side of the feed hopper is fixedly installed with an observation window, and the observation window is located in the upper half of the feed hopper.

[0017] Compared with the prior art, the utility model provides an automatic feeding device for plastic processing, which has the following beneficial effects:

[0018] The plastic processing automatic feeding device, through setting the quantitative device on the top of the installation bottom plate, injecting raw materials in the connecting pipe, weighing the weight of the injected raw materials, according to the input parameters, closing the output valve, opening the quantitative valve, outputting the quantitative raw materials, precisely controlling the feeding amount, solves the problems that the required amount is fixed, the automatic feeding is difficult to precisely control the processing amount through the gravity effect when feeding the part processing equipment. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 It is a structure schematic view of the utility model;

[0020] Fig. 2 It is a structure front view of the utility model;

[0021] Fig. 3 It is a structure side view of the utility model;

[0022] Fig. 4 It is a three-dimensional view of the quantitative device of the utility model.

[0023] In the drawing: 1, installation bottom plate; 2, support column; 3, installation top plate; 4, feeding hopper; 5, output pipe; 51, output valve; 6, quantitative device; 61, weight scale; 62, support vertical plate; 63, support top plate; 64, connecting pipe; 641, quantitative valve; 642, butt joint pipe; 7, feeding inclined pipe; 8, support frame; 81, support ring; 82, support leg; 9, stirring shaft; 10, stirring blade; 11, stirring motor; 12, feeding pipe; 13, observation window. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0025] Embodiment one: please refer to Figs. 1 to 4 A plastic processing automatic feeding device, including installation bottom plate 1, the top of installation bottom plate 1 is fixedly installed with four support columns 2, the top of support column 2 is fixedly installed with installation top plate 3, the top of installation top plate 3 is provided with feeding hopper 4, the bottom of feeding hopper 4 is fixedly installed with output pipe 5, the top of installation bottom plate 1 is fixedly installed with quantitative device 6.

[0026] The quantitative device 6 comprises a weight scale 61 fixedly installed on the top of the installation base plate 1, two support vertical plates 62 fixedly installed on the top of the weight scale 61, a support top plate 63 fixedly installed on the top of the support vertical plate 62, and a connecting pipe 64 connected with the output pipe 5 and fixedly installed between the two support top plates 63. The connecting pipe 64 is installed on the top of the weight scale 61 through the support vertical plate 62 and the support top plate 63, the weight scale 61 is zeroed when there is no raw material in the connecting pipe 64, and the weight scale 61 measures the raw material added to the connecting pipe 64.

[0027] Meanwhile, the surface of the output pipe 5 is fixedly installed with an output valve 51, and the surface of the connecting pipe 64 is fixedly installed with a quantitative valve 641.

[0028] The top of the connecting pipe 64 is fixedly installed with a butt joint pipe 642 which is matched with the output pipe 5. The butt joint pipe 642 is inserted into the bottom end of the output pipe 5, raw material is added into the feeding hopper 4, the output valve 51 is opened, the quantitative valve 641 is closed, the raw material falls into the connecting pipe 64, the output valve 51 is closed, the quantitative valve 641 is opened, and the raw material is output from the bottom of the connecting pipe 64.

[0029] Meanwhile, the bottom of the connecting pipe 64 is fixedly installed with a feeding inclined pipe 7, and the top of the installation top plate 3 is fixedly installed with a support frame 8.

[0030] The support frame 8 comprises a support ring 81 fixedly installed on the surface of the feeding hopper 4, and two support legs 82 fixedly installed on the bottom of the support ring 81 and on the top of the installation top plate 3.

[0031] Embodiment Two: Please refer to Figs. 1 to 4 On the basis of Embodiment One, the inner top wall of the feeding hopper 4 is rotatably installed with a stirring shaft 9, and the surface of the stirring shaft 9 is fixedly installed with stirring blades 10.

[0032] The top of the feeding hopper 4 is fixedly installed with a stirring motor 11, and the output shaft of the stirring motor 11 is fixedly connected with the top end of the stirring shaft 9. The stirring motor 11 drives the stirring shaft 9 to rotate, drives the stirring blades 10 to rotate, and stirs the raw material in the feeding hopper 4.

[0033] Secondly, the top of the feeding hopper 4 is fixedly installed with feeding pipes 12, and the number of the feeding pipes 12 is two. One side of the feeding hopper 4 is fixedly installed with an observation window 13 which is located in the upper half of the feeding hopper 4. Raw material is added into the feeding hopper 4 through the feeding pipes 12, and the remaining amount of the raw material is observed through the observation window 13.

[0034] In use, the raw material is added into the hopper 4 through the feeding pipe 12, the output valve 51 is opened, the quantitative valve 641 is closed, the raw material falls into the connecting pipe 64, according to the set parameters of single output of raw material, when the weight scale 61 detects that the raw material reaches the specified weight, the output valve 51 is closed, the quantitative valve 641 is opened, and the raw material is output from the bottom of the connecting pipe 64.

[0035] The electrical components in the text are all electrically connected with the main controller and the power supply, the main controller can be a conventional known device such as a computer, and the existing disclosed power connection technology is not described in detail.

[0036] It should be noted that in this text, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. Without more limitations, the element defined by the statement "including a" does not exclude the presence of other identical elements in the process, method, article or device including the element.

[0037] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An automatic feeding device for plastic processing, comprising a mounting base plate (1), characterized in that: The top of the mounting base plate (1) is fixedly equipped with four support columns (2), the top of the support columns (2) is fixedly equipped with a mounting top plate (3), the top of the mounting top plate (3) is provided with a feeding hopper (4), the bottom of the feeding hopper (4) is fixedly equipped with an output pipe (5), and the top of the mounting base plate (1) is fixedly equipped with a metering device (6). The quantitative device (6) includes a weight (61) fixedly installed on the top of the mounting base plate (1). Two support vertical plates (62) are fixedly installed on the top of the weight (61). A support top plate (63) is fixedly installed on the top of the support vertical plates (62). A connecting pipe (64) connected to the output pipe (5) is fixedly installed between the two support top plates (63).

2. The automatic feeding device for plastic processing according to claim 1, characterized in that: An output valve (51) is fixedly installed on the surface of the output pipe (5), and a metering valve (641) is fixedly installed on the surface of the connecting pipe (64).

3. The automatic feeding device for plastic processing according to claim 1, characterized in that: The top of the connecting pipe (64) is fixedly installed with a connecting pipe (642), which is compatible with the output pipe (5).

4. The automatic feeding device for plastic processing according to claim 1, characterized in that: The bottom of the connecting pipe (64) is fixedly installed with a feed inclined pipe (7), and the top of the mounting plate (3) is fixedly installed with a support frame (8).

5. The automatic feeding device for plastic processing according to claim 4, characterized in that: The support frame (8) includes a support ring (81) fixedly installed on the surface of the feed hopper (4), and a support leg (82) is fixedly installed at the bottom of the support ring (81).

6. The automatic feeding device for plastic processing according to claim 5, characterized in that: The number of the support legs (82) is two, and the bottom of the two support legs (82) is fixedly installed on the top of the mounting plate (3).

7. The automatic feeding device for plastic processing according to claim 1, characterized in that: The inner top wall of the feed hopper (4) is rotatably mounted with a stirring shaft (9), and stirring blades (10) are fixedly mounted on the surface of the stirring shaft (9).

8. The automatic feeding device for plastic processing according to claim 7, characterized in that: A stirring motor (11) is fixedly installed on the top of the feed hopper (4), and the output shaft of the stirring motor (11) is fixedly connected to the top of the stirring shaft (9).

9. The automatic feeding device for plastic processing according to claim 1, characterized in that: The top of the feed hopper (4) is fixedly equipped with a feed pipe (12), and there are two feed pipes (12).

10. The automatic feeding device for plastic processing according to claim 1, characterized in that: An observation window (13) is fixedly installed on one side of the feed hopper (4), and the observation window (13) is located in the upper part of the feed hopper (4).

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