Horizontal stirrer for mixing plastic raw materials

Abstract

The utility model relates to the technical field of horizontal stirring machines, in particular to a horizontal stirring machine for mixing plastic raw materials. The lower half cylinder is fixedly mounted at the top of the rack, an upper half cylinder is detachably mounted on the other side of the lower half cylinder, a discharge valve is mounted at the end part of the lower half cylinder, and a feed valve is mounted at the top of the upper half cylinder; the detachable stirring assembly comprises a driving motor which is fixedly mounted at one end, far away from the discharge valve, of the lower half cylinder. According to the utility model, the stirring shaft and the connecting shaft are inserted through the six-edge insertion block and the six-edge insertion hole, and are matched with the limiting shaft for limiting, so that quick disassembly and assembly can be realized, and when the stirring paddle is worn, the stirring shaft can be taken down by opening the upper half cylinder to separate the limiting shaft and pulling out the six-edge insertion block without disassembling the driving motor, and the maintenance process is simplified. Meanwhile, the upper half cylinder and the lower half cylinder are detachably mounted through matching of the positioning blocks and the positioning grooves and bolt connection, the interior is convenient to clean, raw material residue pollution is avoided, and the mixing purity is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to horizontal stirrer technical field, especially a kind of horizontal stirrer for plastic raw material mixing. BACKGROUND

[0002] Plastic manufacturing process is with various plastics as raw material, add various formula's additive, after heating and pressurization, improve the performance of plastic, enhance the toughness, strength, fireproof performance of plastic particle.In plastic processing industry, need to use stirrer.

[0003] Traditional horizontal stirrer is worn after long-term use, and stirring paddle, and since stirring shaft and driving part are mostly fixed connection structure, when needing to replace or maintain stirring paddle, whole stirring shaft is often removed together with driving part, operation process is tedious, waste a lot of time, seriously affect production efficiency.At the same time, the barrel of part of stirrer is integral structure, internal cleaning is difficult, residual raw material is easy to breed bacteria or affect the purity of next batch of raw material, bring inconvenience to production.

[0004] Therefore, the utility model provides a kind of horizontal stirrer for plastic raw material mixing for solving above-mentioned problem. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the problems in the background art and provides a kind of horizontal stirrer for plastic raw material mixing.

[0006] In order to achieve the above object, the utility model adopts the following technical scheme:

[0007] A kind of horizontal stirrer for plastic raw material mixing, comprising:

[0008] Frame;

[0009] Lower half cylinder, fixedly installed on the top of the frame, the other side of the lower half cylinder is detachably installed with upper half cylinder, and the end of lower half cylinder is installed with discharge valve, the top of the upper half cylinder is installed with feeding valve;

[0010] Detachable stirring assembly, including driving motor fixedly installed in the end of lower half cylinder away from discharge valve, the driving end of the driving motor is movably penetrated into lower half cylinder and fixedly installed with connecting shaft, the other end of the connecting shaft is detachably installed with stirring shaft, the surface of the stirring shaft is fixedly installed with multiple groups of stirring paddle, and the end of stirring shaft close to connecting shaft is fixedly installed with six-rib plug, the axis of the connecting shaft is provided with six-rib hole, and six-rib hole is inserted or separated with six-rib plug, the end of stirring shaft away from six-rib plug is contacted or separated with limit shaft, and limit shaft is fixedly installed in the inner side of upper half cylinder.

[0011] Preferably, two fixing plates are symmetrically and fixedly installed on the surface of the lower half cylinder, and the upper end of each of the two fixing plates is provided with a connecting plate, and the connecting plate is fixedly installed on the surface of the upper half cylinder.

[0012] Preferably, a right-angle support frame is fixedly installed on the inner side of each end of the lower half cylinder and the upper half cylinder, and an arc groove is formed in the end of each right-angle support frame close to the stirring shaft and matched with the stirring shaft.

[0013] Preferably, the distance between the connecting shaft and the limiting shaft is equal to the length of the stirring shaft.

[0014] Preferably, a plurality of positioning blocks are fixedly installed on the bottom of the upper half cylinder, and a plurality of positioning grooves are formed in the top of the lower half cylinder and matched with the positioning blocks.

[0015] Preferably, a threaded groove is formed in the top of each of the two fixing plates and matched with the bolt for threaded connection or separation.

[0016] Compared with the prior art, the horizontal stirring machine for plastic raw material mixing has the advantages that:

[0017] The stirring shaft and the connecting shaft are inserted through the six-edge plug and the six-edge hole, and the limiting shaft is limited to realize quick disassembly and assembly, so that when the stirring paddle is worn, the upper half cylinder is opened to separate the limiting shaft, the six-edge plug is pulled out, and the stirring shaft can be removed without disassembling the driving motor, thereby simplifying the maintenance process. At the same time, the upper half cylinder and the lower half cylinder are matched by the positioning blocks and the positioning grooves and connected by the bolts to realize detachable installation, facilitate cleaning the inside, avoid pollution caused by residual raw materials, ensure the mixing purity, and improve the convenience and efficiency of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 An explosion structure schematic view of the horizontal stirring machine for plastic raw material mixing is provided in the utility model;

[0019] Fig. 2 A structure schematic view of the horizontal stirring machine for plastic raw material mixing is provided in the utility model;

[0020] Fig. 3 A sectional structure schematic view of the horizontal stirring machine for plastic raw material mixing is provided in the utility model;

[0021] Fig. 4 An enlarged schematic view of the structure of A in 3.

[0022] In the figure: 1 frame, 2 lower half cylinder, 3 upper half cylinder, 4 discharge valve, 5 feeding valve, 6 driving motor, 7 connecting shaft, 8 stirring shaft, 9 stirring paddle, 10 hexagonal plug, 11 hexagonal socket, 12 limiting shaft, 13 fixed plate, 14 connecting plate, 15 bolt, 16 right-angle support frame, 17 positioning block, 18 positioning groove. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0024] Reference Figs. 1 to 4 A horizontal mixer for mixing plastic raw materials, comprising:

[0025] The frame 1; the lower half cylinder 2 is fixedly installed on the top of the frame 1, the other side of the lower half cylinder 2 is detachably installed with the upper half cylinder 3, and the end of the lower half cylinder 2 is installed with the discharge valve 4, and the top of the upper half cylinder 3 is installed with the feeding valve 5; the surface of the lower half cylinder 2 is symmetrically fixedly installed with two fixed plates 13, the upper part of the two fixed plates 13 is provided with the connecting plate 14, and the connecting plate 14 is fixedly installed on the surface of the upper half cylinder 3, a plurality of bolts 15 are threadedly connected between the two connecting plates 14 and the corresponding fixed plates 13, the top of the two fixed plates 13 is provided with a threaded groove, and the threaded groove is threadedly connected or separated from the bolt 15, and the upper half cylinder 3 and the lower half cylinder 2 are detachably connected through the bolt 15, so that the inner wall of the cylinder can be directly and completely cleaned after the upper half cylinder 3 is opened, and the influence of raw material residues on subsequent production purity is effectively avoided.

[0026] The detachable stirring assembly comprises a driving motor 6 fixedly installed at one end of the lower half cylinder 2 away from the discharge valve 4, a connecting shaft 7 movably penetrating into the lower half cylinder 2 and fixedly installed at the driving end of the driving motor 6, and a stirring shaft 8 detachably installed at the other end of the connecting shaft 7, and the inner side of the two ends of the lower half cylinder 2 and the upper half cylinder 3 is fixedly installed with a right-angle support frame 16, and the end of each right-angle support frame 16 close to the stirring shaft 8 is provided with an arc groove matched with the stirring shaft 8, and the arc groove of the right-angle support frame 16 plays a stable supporting role on the stirring shaft 8, so as to ensure the stable rotation of the stirring shaft 8 during stirring and improve the mixing uniformity.

[0027] The surface of the stirring shaft 8 is fixedly provided with a plurality of stirring paddles 9, and the edges of the blades of the stirring paddles 9 are also provided with a circular arc transition treatment, so that the physical properties of the plastic raw materials are not affected by excessive shearing during stirring, the quality stability of the mixed raw materials is ensured, and the end of the stirring shaft 8 close to the connecting shaft 7 is fixedly provided with a six-rib plug 10, the axis of the connecting shaft 7 is provided with a six-rib insertion hole 11, and the six-rib insertion hole 11 is inserted or separated from the six-rib plug 10, and the stirring shaft 8 and the connecting shaft 7 are quickly disassembled through the insertion and separation of the six-rib plug 10 and the six-rib insertion hole 11.

[0028] The end of the stirring shaft 8 away from the six-rib plug 10 is in contact with or separated from a limiting shaft 12, and the limiting shaft 12 is fixedly installed on the inner side of the upper half cylinder 3; the distance between the connecting shaft 7 and the limiting shaft 12 is equal to the length of the stirring shaft 8, so that the precise positioning of the stirring shaft 8 after installation is ensured, so as to prevent the stirring shaft 8 from deflecting during use.

[0029] Further, a plurality of positioning blocks 17 are fixedly installed at the bottom of the upper half cylinder 3, and a plurality of positioning grooves 18 are formed at the top of the lower half cylinder 2, and the positioning grooves 18 are matched with the positioning blocks 17; during installation of the upper half cylinder 3, the insertion between the positioning blocks 17 and the positioning grooves 18 can quickly realize the alignment of the lower half cylinder 2 and the upper half cylinder 3, so as to avoid affecting the overall operation stability of the equipment due to installation deviation.

[0030] The working principle of the utility model is as follows:

[0031] In use, the six-rib plug 10 of the stirring shaft 8 is inserted into the six-rib insertion hole 11 of the connecting shaft 7, then the upper half cylinder 3 and the lower half cylinder 2 are preliminarily aligned through the cooperation of the positioning blocks 17 and the positioning grooves 18, at the same time, the other end of the stirring shaft 8 is in contact with the limiting shaft 12 to realize positioning, and then the bolt 15 is screwed through the connecting plate 14 and screwed into the threaded groove of the fixed plate 13 to complete the sealing and fixing of the upper half cylinder 3 and the lower half cylinder 2;

[0032] Subsequently, the driving motor 6 is started to drive the stirring shaft 8 and the stirring paddles 9 to rotate in the cylinder body, and when the plastic raw materials are poured into the cylinder body through the feeding valve 5, the raw materials are fully mixed under the action of the stirring paddles 9, and after the mixing is completed, the discharging valve 4 is opened to discharge the materials;

[0033] If cleaning or replacement of the stirring assembly is required, the upper half cylinder 3 is opened by unscrewing the bolt 15, and the stirring shaft 8 is pulled out for operation, and the whole process is convenient and efficient, which not only ensures the mixing quality, but also improves the convenience of equipment maintenance.

[0034] Further, the above-mentioned fixed connection should be understood in a broad sense unless otherwise specified and limited, for example, it can be welding, gluing or integrally formed, and other conventional means familiar to those skilled in the art.

[0035] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A horizontal mixer for mixing plastic raw materials, characterized by comprising: Include: Frame (1); Lower half cylinder (2) is fixedly installed on the top of the frame (1), the other side of the lower half cylinder (2) is detachably installed with upper half cylinder (3), and the end of the lower half cylinder (2) is installed with discharge valve (4), the top of the upper half cylinder (3) is installed with feeding valve (5); The detachable stirring assembly comprises a driving motor (6) fixedly installed at one end of the lower half cylinder (2) away from the discharge valve (4), the driving end of the driving motor (6) is movably penetrated into the lower half cylinder (2) and fixedly installed with a connecting shaft (7), the other end of the connecting shaft (7) is detachably installed with a stirring shaft (8), the surface of the stirring shaft (8) is fixedly installed with a plurality of stirring paddles (9), and one end of the stirring shaft (8) close to the connecting shaft (7) is fixedly installed with a six-rib plug (10), the axis of the connecting shaft (7) is provided with a six-rib plug (11), and the six-rib plug (11) is inserted or separated from the six-rib plug (10), one end of the stirring shaft (8) away from the six-rib plug (10) is in contact or separated from the limiting shaft (12), and the limiting shaft (12) is fixedly installed on the inner side of the upper half cylinder (3).

2. A horizontal mixer for mixing plastic raw materials according to claim 1, wherein The surface of the lower half cylinder (2) is symmetrically fixedly installed with two fixed plates (13), the upper portions of the two fixed plates (13) are provided with connecting plates (14), and the connecting plates (14) are fixedly installed on the surface of the upper half cylinder (3), and the two connecting plates (14) and the corresponding fixed plates (13) are threadedly connected with a plurality of bolts (15).

3. A horizontal mixer for mixing plastic raw materials according to claim 1, wherein The inner sides of the two ends of the lower half cylinder (2) and the upper half cylinder (3) are fixedly installed with right-angle support frames (16), one end of each right-angle support frame (16) close to the stirring shaft (8) is provided with an arc groove, and the arc groove is matched with the stirring shaft (8).

4. A horizontal mixer for mixing plastic raw materials according to claim 1, wherein The distance between the connecting shaft (7) and the limiting shaft (12) is equal to the length of the stirring shaft (8).

5. A horizontal mixer for mixing plastic raw materials according to claim 1, wherein The bottom of the upper half cylinder (3) is fixedly installed with a plurality of positioning blocks (17), and the top of the lower half cylinder (2) is provided with a plurality of positioning grooves (18), and the positioning grooves (18) are matched with the positioning blocks (17).

6. A horizontal mixer for mixing plastic raw materials according to claim 2, wherein The top of each fixed plate (13) is provided with a threaded groove, and the threaded groove is threadedly connected or separated from the bolt (15).

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