Thermoplastic elastomer foaming device

Abstract

The utility model relates to the technical field of thermoplastic elastomer production, in particular to a thermoplastic elastomer foaming device which comprises a foaming machine and a stirring rod, the foaming machine is used for generating thermoplastic elastomers, the foaming machine comprises a machine body, a feeding port, a charging port, a heating box, a discharging device, a transmission device and a stirring shaft, and the stirring rod is arranged on the outer side of the stirring shaft. A first rod, a second rod and a third rod are arranged on the outer side of the stirring shaft, a screening cover is fixedly connected to the outer side of the stirring shaft, and screening holes are formed in the inner side of the screening cover. The raw material solid particles meeting the requirements flow out from the screening holes of the screening cover, so that the problem that the plastic elastomer raw material solid particles are possibly non-uniformly mixed with auxiliary foaming materials such as a foaming agent if the thermoplastic elastomer foaming device cannot scatter the adhered plastic elastomer raw material solid particles is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to thermoplastic elastomer production technical field, concretely is a kind of thermoplastic elastomer foaming device. BACKGROUND

[0002] Thermoplastic elastomer foaming device is a kind of equipment specially used for producing foaming thermoplastic elastomer material, and the device is usually used to make inert gas penetrate into thermoplastic elastomer particles by heating and pressurizing, so that the particles are foamed and expanded, and light and high-elasticity foaming material is obtained.

[0003] The "thermoplastic elastomer foaming device" with the authorization announcement number "CN222372139U" solves the problems of large device size, space occupation and multiple foaming processes, but the thermoplastic elastomer solid particles may be adhered due to mutual extrusion during transportation. If the stirring blades cannot disperse the adhered thermoplastic elastomer solid particles, the particles may not be uniformly mixed with the foaming agent and other auxiliary foaming materials. Therefore, a thermoplastic elastomer foaming device is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model aims to provide a kind of thermoplastic elastomer foaming device to solve the problem that if thermoplastic elastomer foaming device cannot disperse adhered thermoplastic elastomer solid particles, it may cause uneven mixing of the particles with foaming agent and other auxiliary foaming materials.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A thermoplastic elastomer foaming device includes a foaming machine for producing thermoplastic elastomer and a stirring rod. The foaming machine includes a machine body, a feed inlet, a feeding inlet, a heating box, a discharge device, a transmission device, and a stirring shaft. The machine body has a feed inlet on one side for feeding solid particles. The machine body has a feeding inlet on one side for feeding foaming agent. The machine body has a heating box installed on the inside. The machine body has a discharge device installed at the bottom for conveying finished products. The machine body has a transmission device installed at the top. The transmission device has a stirring shaft installed at the bottom. The stirring shaft has a stirring rod installed on the outside. The stirring shaft has a bottom-up screen cover connected on the outside. The screen cover has a plurality of evenly distributed screen holes on the inside. The stirring shaft has a spiral blade fixedly connected on the outside.

[0007] Preferably, the stirring rod includes a first rod, a second rod, and a third rod. The lengths of the first, second, and third rods are arranged in descending order. The number of the first, second, and third rods is arranged in increasing order.

[0008] Preferably, the plurality of uniformly arranged first rods are fixedly connected with the stirring shaft, the plurality of uniformly arranged second rods are fixedly connected with the stirring shaft, and the plurality of uniformly arranged third rods are fixedly connected with the stirring shaft.

[0009] Preferably, the screening cover is arranged at the bottom of the feeding port, and the stirring rod is arranged at the inner side of the screening cover.

[0010] Preferably, the top of the screening cover is fixedly connected with a ring-shaped blocking block, and the blocking block is fixedly connected with the inner wall of the machine body.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] In the utility model, the plastic elastomer raw material solid particles enter the inside of the machine body from the feeding port, and then sequentially act on the first rods, the second rods and the third rods with different lengths and quantities in the stirring rod, so that only the plastic elastomer raw material solid particles meeting the requirements can flow out from the screening holes of the screening cover, thereby solving the problem that the thermoplastic elastomer foaming device cannot disperse the plastic elastomer raw material solid particles adhered to each other, and the plastic elastomer raw material solid particles and the auxiliary foaming materials such as the foaming agent are not uniformly mixed. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a whole structure schematic view of the utility model;

[0014] Figure 2 It is a structure schematic view of the utility model Figure 1 at A;

[0015] Figure 3 It is a structure schematic view of the spiral blade of the utility model;

[0016] Figure 4 It is a sectional structure schematic view of the screening cover of the utility model.

[0017] In the drawing: 1, foaming machine; 101, machine body; 102, feeding port; 103, feeding port; 104, heating box; 105, discharging device; 106, transmission device; 107, stirring shaft; 2, stirring rod; 201, first rod; 202, second rod; 203, third rod; 3, screening cover; 4, screening hole; 5, blocking block; 6, spiral blade. DETAILED DESCRIPTION

[0018] Clearly, the described embodiments are only a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0019] It is to be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, steps, operations, elements, components, and / or groups thereof, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and / or groups thereof.

[0020] The relative arrangement of parts and steps, numerical expressions, and numerical values set forth in the examples are not intended to limit the scope of the present application, unless otherwise specifically stated. It is to be understood that the drawings shown in the figures are not drawn to scale for the purpose of convenience in description. Techniques, methods, and devices known to those of ordinary skill in the relevant art can not be discussed in detail, but should be considered as part of the authorized description. In all examples shown and discussed herein, any specific values should be interpreted as merely exemplary, and not as limiting. Thus, other examples of example embodiments can have different values. It should be noted that like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be further discussed in subsequent drawings.

[0021] In the description of the present application, it should be understood that the orientation words such as "front, rear, upper, lower, left, right", "horizontal, vertical, perpendicular, horizontal" and "top, bottom" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate and imply that the indicated device or element must have a particular orientation or be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the scope of protection of the present application; the orientation words "inner, outer" refer to the inner and outer of the contour of each component itself.

[0022] For purposes of the description hereinafter, spatial relative terms, such as "above", "below", "top", "bottom", "upper", "lower", and the like, can be used to describe the relative position of one element or feature to another element or feature as illustrated in the figures. It will be understood that the spatial relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientations depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "below" other elements or features would then be oriented "below" or "above" the other elements or features. Thus, the exemplary term "above" can encompass both an orientation of above and below. The device can be otherwise oriented (rotated 90 degrees or at other orientations) and the spatial relative descriptors used herein interpreted accordingly.

[0023] In addition, it should be noted that the use of "first", "second", and the like words of distinction do not carry a special meaning and are used only to distinguish one element from another, unless otherwise stated, and should not be construed as limiting the scope of protection of the present application.

[0024] Referring to Figures 1-4 The utility model provides a technical scheme:

[0025] A thermoplastic elastomer foaming device, including the foaming machine 1 for generating thermoplastic elastomer and stirring rod 2, foaming machine 1 including machine body 101, feed inlet 102, charging port 103, heating box 104, discharging device 105, transmission device 106 and stirring shaft 107, one side of machine body 101 is provided with the feed inlet 102 for putting raw material solid particles, one side of machine body 101 is provided with the charging port 103 for putting foaming agent, the inside of machine body 101 is installed with heating box 104, the bottom of machine body 101 is installed with the discharging device 105 for conveying finished product, the top of machine body 101 is installed with transmission device 106, the bottom of transmission device 106 is installed with stirring shaft 107, the outside of stirring shaft 107 is provided with stirring rod 2, the bottom of stirring shaft 107 is rotatably connected with the screening cover 3 that is gathered, the inside of screening cover 3 is provided with a plurality of evenly distributed screening holes 4, the outside of stirring shaft 107 is fixedly connected with helical blade 6, and this setting can fully mix thermoplastic elastomer raw material solid particles and disperse the thermoplastic elastomer raw material solid particles that are adhered.

[0026] The stirring rod 2 comprises a first rod 201, a second rod 202 and a third rod 203, the lengths of the first rod 201, the second rod 202 and the third rod 203 are arranged in a decreasing manner, and the numbers of the first rod 201, the second rod 202 and the third rod 203 are arranged in an increasing manner, so that the plastic elastomer raw material solid particles can be fully dispersed; the first rod 201 arranged in a uniform manner is fixedly connected with the stirring shaft 107, the second rod 202 arranged in a uniform manner is fixedly connected with the stirring shaft 107, and the third rod 203 arranged in a uniform manner is fixedly connected with the stirring shaft 107, so that the positioning of the first rod 201, the second rod 202 and the third rod 203 is realized; the screening cover 3 is arranged at the bottom of the feeding port 102, and the stirring rod 2 is arranged at the inner side of the screening cover 3, so that the positioning of the screening cover 3 is realized; the blocking block 5 arranged in a ring shape is fixedly connected with the top of the screening cover 3, and the blocking block 5 is fixedly connected with the inner wall of the machine body 101, so that the raw material solid particles fed from the feeding port 102 cannot escape from the screening cover 3 without stirring.

[0027] Work flow: all the electrical appliances in the utility model are provided with external power supply or built-in battery, when the thermoplastic elastomer is produced through the foaming machine 1, the working principle and flow refer to the "thermoplastic elastomer foaming device" with the authorization announcement number "CN222372139U", the plastic elastomer raw material solid particles enter the inner side of the machine body 101 from the feeding port 102, and the transmission device 106 and the heating box 104 are started, the transmission device 106 drives the stirring shaft 107 to drive the stirring rod 2 to rotate, the plastic elastomer raw material solid particles are sequentially acted on by the first rod 201, the second rod 202 and the third rod 203 with different lengths and numbers in the stirring rod 2, so that the plastic elastomer raw material solid particles can be fully mixed, and the plastic elastomer raw material solid particles adhered to each other can be dispersed, the plastic elastomer raw material solid particles meeting the requirements flow out from the screening hole 4 of the screening cover 3, the blocking block 5 can prevent the raw material solid particles fed from the feeding port 102 from escaping from the screening cover 3 without stirring, the raw material solid particles flowing out from the screening hole 4 gradually melt into liquid under the action of the heating box 104, the foaming agent is fed into the inner side of the machine body 101 through the feeding port 103, the stirring shaft 107 also drives the helical blade 6 to rotate when rotating, the helical blade 6 mixes the thermoplastic elastomer liquid and the foaming agent, and the mixed solution falls into the discharging device 105 under the action of gravity, and the mixed solution is transmitted to the outside of the machine body 101 through the discharging device 105 to perform the next process.

[0028] 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 the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A thermoplastic elastomer foaming device comprising a foaming machine (1) for producing a thermoplastic elastomer and a stirring rod (2), characterized in that: The foaming machine (1) includes a machine body (101), a feeding port (102), a feeding port (103), a heating box (104), a discharging device (105), a transmission device (106) and a stirring shaft (107), one side of the machine body (101) is provided with a feeding port (102) for feeding raw material solid particles, one side of the machine body (101) is provided with a feeding port (103) for feeding foaming agent, the inner side of the machine body (101) is provided with a heating box (104), the bottom of the machine body (101) is provided with a discharging device (105) for conveying finished products, the top of the machine body (101) is provided with a transmission device (106), the bottom of the transmission device (106) is provided with a stirring shaft (107), the outer side of the stirring shaft (107) is provided with a stirring rod (2), the outer side of the stirring shaft (107) is rotatably connected with a screening cover (3) which is arranged in a converging manner at the bottom, a plurality of screening holes (4) are evenly arranged in the inner side of the screening cover (3), and a plurality of spiral blades (6) are fixedly connected to the outer side of the stirring shaft (107).

2. A thermoplastic elastomer foaming device according to claim 1, characterized in that: The stirring rod (2) includes a first rod (201), a second rod (202) and a third rod (203), the lengths of the first rod (201), the second rod (202) and the third rod (203) are arranged in a decreasing manner, and the number of the first rod (201), the second rod (202) and the third rod (203) is arranged in an increasing manner.

3. A thermoplastic elastomer foaming device according to claim 2, wherein: A plurality of first rods (201) are fixedly connected to the stirring shaft (107) in a uniform manner, a plurality of second rods (202) are fixedly connected to the stirring shaft (107) in a uniform manner, and a plurality of third rods (203) are fixedly connected to the stirring shaft (107) in a uniform manner.

4. The thermoplastic elastomer foaming device of claim 1, wherein: The screening cover (3) is arranged at the bottom of the feeding port (102), and the stirring rod (2) is arranged in the inner side of the screening cover (3).

5. The thermoplastic elastomer foaming device of claim 1, wherein: The top of the screening cover (3) is fixedly connected with a ring-shaped block (5), and the block (5) is fixedly connected with the inner wall of the machine body (101).

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