Raw material mixing equipment for plastic production

By designing protective covers and screw mechanisms to cover the mixing cylinder in plastic mixing equipment, the safety hazards caused by large flips in the prior art are solved, and safe mixing operation and convenient equipment maintenance are achieved.

CN222309359UActive Publication Date: 2025-01-07QINGDAO ZHENGJIASHENG PACKAGING CO LTD
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Patent Information

Application Number
CN202420851421.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-23
Publication Date
2025-01-07
Estimated Expiration
2034-04-23

AI Technical Summary

Technical Problem

During the mixing process, existing plastic mixers have large flips and pose safety hazards, which can easily cause accidental damage to people.

Method used

A raw material mixing equipment for plastic production including a base plate, a support plate, a rotary shaft, a rotary wheel, a mounting frame, a mixing cylinder and a protective mechanism is designed. The screw is driven to rotate through the second drive motor, and the protective cover slides to cover the mixing cylinder to prevent accidental damage. It also facilitates the installation and disassembly of the mixing cylinder through the fixing mechanism of the arc plate and the screw.

Benefits of technology

It effectively prevents the mixing cylinder from causing harm to people when it is flipped and mixed, and simplifies the installation and disassembly process of the mixing cylinder, improving operational safety and convenience.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses raw material mixing equipment for plastic production, and relates to the technical field of mixing, the raw material mixing equipment comprises a bottom plate, the upper end of the bottom plate is fixedly connected with a supporting plate, the left side of the supporting plate is fixedly provided with a first driving motor, and the inner side of the supporting plate is rotatably connected with a rotating shaft; the output end of the first driving motor and one end of a rotating shaft are fixedly installed, the end, away from the first driving motor, of the rotating shaft rotationally penetrates through the supporting plate to be fixedly provided with a rotating disc, and a mounting frame is fixedly installed on the side, away from the rotating shaft, of the rotating disc. By adopting the structure, when the mixing barrel needs to be overturned for stirring, the output end of the second driving motor is firstly utilized to drive the second screw rod to rotate at the through hole, and the connecting seat connected with the protective cover is in threaded connection with the outer side of the second screw rod, so that the protective cover can slide towards one side of the supporting plate, and the mixing barrel can be covered; therefore, accidental injury to people when the mixing drum is turned over for mixing can be avoided.
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Description

Technical Field

[0001] The utility model belongs to the technical field of mixing, and particularly relates to a raw material mixing device for plastic production. Background Art

[0002] In the production of plastics, it is necessary to batch the raw materials for the production of plastics. During production, multiple raw materials or additives need to be mixed together, and after mixing evenly, they are melted and extruded into shape. According to the process requirements, a mixing process is required in the batching process.

[0003] A Chinese patent with announcement number CN219820273U discloses a new type of plastic mixer, including a frame, a main shaft is rotatably connected inside the frame, a motor is fixedly connected to one side of the frame, a first bevel gear is fixedly connected to the other side of the frame, one end of the main shaft is connected to the motor, and a first fixed plate is fixedly connected to the other end of the main shaft, a third fixed plate is fixedly connected to the bottom of the first fixed plate, a mixing drum is fixedly connected to the top of the third fixed plate, a stirring shaft is rotatably connected inside the mixing drum, a second rotating shaft is rotatably connected inside the third fixed plate, and the top of the second rotating shaft passes through the interior of the mixing drum and is fixedly connected to the bottom of the stirring shaft.

[0004] The plastic mixer in the above-mentioned prior art still has certain shortcomings during actual use. For example, the motor drives the mixing drum on the first fixed plate to continuously flip through the output end, and although the plastic raw materials in the mixing drum can be mixed, when the first fixed plate drives the mixing drum to flip, the amplitude is large and the safety is insufficient, which may cause accidental injuries to people. Utility Model Content

[0005] In view of the problems mentioned in the background technology, the purpose of the utility model is to provide a raw material mixing device for plastic production to solve the problems mentioned in the background technology.

[0006] The above technical objectives of the utility model are achieved through the following technical solutions:

[0007] A raw material mixing device for plastic production, comprising a bottom plate, the upper end of the bottom plate is fixedly connected to a support plate, a first driving motor is fixedly installed on the left side of the support plate, a rotating shaft is rotatably connected to the inner side of the support plate, an output end of the first driving motor and one end of the rotating shaft are fixedly installed, a rotating disk is rotatably penetrated through the support plate and fixedly installed on the end of the rotating shaft away from the first driving motor, a mounting frame is fixedly installed on the side of the rotating disk away from the rotating shaft, a fixing mechanism is symmetrically arranged on the outer side of the mounting frame, a mixing cylinder is movably installed on the mounting frame through the fixing mechanism, an inner arc block is fixedly connected to the inner side of the mixing cylinder, a cylinder cover is threadedly installed on the upper end of the mixing cylinder, a protective mechanism is arranged on the upper end of the bottom plate, a fixing block is symmetrically fixedly connected to the outer side of the bottom plate, and a fixing hole is opened on the inner side of the fixing block;

[0008] The protection mechanism includes a protection cover, which is slidably connected to the upper end of the bottom plate, a through hole is opened on the inner side of the bottom plate, a connecting seat is fixedly installed on the outer side of the protection cover, a second screw is rotatably connected to the inner side of the through hole, the lower end of the connecting seat is threadedly connected to the outer side of the second screw, the lower end of the connecting seat is slidably connected to the inner side of the through hole, a second drive motor is fixedly installed on the outer side of the bottom plate, one end of the second screw rotates through the through hole and is fixedly installed on the output end of the second drive motor, and protection can be performed during the mixing process of the mixing drum through the protection mechanism;

[0009] The fixing mechanism includes a first arc plate and a second arc plate, the first arc plate is fixedly mounted on the outside of the mounting frame, the first arc plate is plugged into one side of the mixing cylinder, the second arc plate is plugged into the side of the mixing cylinder away from the first arc plate, the first arc plate is symmetrically fixedly connected with a first screw on the side facing the second arc plate, the end of the first screw away from the first arc plate movably passes through the second slide plate and is threadedly connected with a nut, and the mixing cylinder can be conveniently installed through the fixing mechanism on the mounting frame.

[0010] As a preferred technical solution, an observation window is symmetrically fixedly installed on the inner side of the protective cover, and the shape of the observation window is rectangular. A slide rail is symmetrically fixedly installed on the upper end of the base plate. The protective cover is slidably connected to the upper end of the base plate through the slide rail. Slide grooves are symmetrically opened on the inner side of the through hole, and the lower end of the connecting seat is slidably connected to the slide groove. The slide rail can facilitate the sliding of the protective cover, and the slide groove can facilitate the sliding of the connecting seat.

[0011] As a preferred technical solution, a positioning ring is fixedly installed on the outside of the mixing cylinder, and positioning holes are symmetrically opened on the outer wall of the mixing cylinder. The first arc plate and the second arc plate are both inserted into the outside of the mixing cylinder through the positioning holes. The positioning ring and the positioning holes can conveniently limit the first arc plate or the second arc plate at the corresponding position.

[0012] In summary, the utility model mainly has the following beneficial effects:

[0013] First, when the mixing drum needs to be turned over for stirring, the second drive motor output end is first used to drive the second screw to rotate at the through hole, and the connecting seat connected to the protective cover is threadedly connected to the outside of the second screw, so that the protective cover can slide toward the side of the support plate to cover the mixing drum, thereby preventing accidental injuries to people when the mixing drum is turned over for mixing;

[0014] Second, the first arc plate is plugged into one side of the mixing cylinder, and the other side of the mixing cylinder is plugged into the second arc plate. At the same time, the first screw on the first arc plate passes through the second arc plate and is locked with a nut, so that the installation of the mixing cylinder can be facilitated, and the disassembly and replacement of the mixing cylinder can be facilitated at a later time. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the installation of the cylinder cover and the mixing cylinder of the utility model;

[0017] Figure 3 The utility model Figure 1 Enlarged view of point A in the middle;

[0018] Figure 4 The utility model Figure 1 Enlarged view of point B in the middle.

[0019] Figure numerals: 1, bottom plate; 2, support plate; 3, first drive motor; 4, turntable; 5, mounting frame; 6, mixing drum; 7, drum cover; 8, rotating shaft; 9, protective mechanism; 901, through hole; 902, second drive motor; 903, second screw rod; 904, connecting seat; 905, protective cover; 10, slide rail; 11, fixing block; 12, fixing hole; 13, observation window; 14, positioning ring; 15, inner arc block; 16, positioning hole; 17, fixing mechanism; 171, first arc plate; 172, second arc plate; 173, first screw rod; 174, nut; 18, slide groove. DETAILED DESCRIPTION

[0020] refer to Figures 1 to 4, a raw material mixing device for plastic production described in this embodiment includes a bottom plate 1, a support plate 2 is fixedly connected to the upper end of the bottom plate 1, a first driving motor 3 is fixedly installed on the left side of the support plate 2, a rotating shaft 8 is rotatably connected to the inner side of the support plate 2, an output end of the first driving motor 3 and one end of the rotating shaft 8 are fixedly installed, and a turntable 4 is rotatably penetrated through the support plate 2 and fixedly installed on the end of the rotating shaft 8 away from the first driving motor 3, a mounting frame 5 is fixedly installed on the side of the turntable 4 away from the rotating shaft 8, a fixing mechanism 17 is symmetrically arranged on the outer side of the mounting frame 5, a mixing barrel 6 is movably installed on the mounting frame 5 through the fixing mechanism 17, an inner arc block 15 is fixedly connected to the inner side of the mixing barrel 6, a barrel cover 7 is threadedly installed on the upper end of the mixing barrel 6, a protective mechanism 9 is provided on the upper end of the bottom plate 1, a fixing block 11 is symmetrically fixedly connected to the outer side of the bottom plate 1, a fixing hole 12 is opened on the inner side of the fixing block 11, and the bottom plate 1 can be conveniently installed through the fixing block 11 with the fixing hole 12;

[0021] The protection mechanism 9 includes a protection cover 905, which is slidably connected to the upper end of the bottom plate 1. A through hole 901 is provided on the inner side of the bottom plate 1. A connecting seat 904 is fixedly installed on the outer side of the protection cover 905. A second screw 903 is rotatably connected to the inner side of the through hole 901. The lower end of the connecting seat 904 is threadedly connected to the outer side of the second screw 903. The lower end of the connecting seat 904 is slidably connected to the inner side of the through hole 901. A second drive motor 902 is fixedly installed on the outer side of the bottom plate 1. One end of the second screw 903 rotates through the through hole 901 and the output end of the second drive motor 902 is fixedly installed. When the mixing drum 6 needs to be turned over for stirring, the output end of the second drive motor 902 is first used to drive the second screw 903 to rotate at the through hole 901, and the connecting seat 904 connected to the protection cover 905 is threadedly connected to the outer side of the second screw 903, so that the protection cover 905 can slide toward one side of the support plate 2, and the mixing drum 6 can be covered, thereby preventing the mixing drum 6 from causing accidental injuries to people when it is turned over and mixed;

[0022] The fixing mechanism 17 includes a first arc plate 171 and a second arc plate 172. The first arc plate 171 is fixedly installed on the outside of the mounting frame 5. The first arc plate 171 is plugged into one side of the mixing cylinder 6, and the second arc plate 172 is plugged into the side of the mixing cylinder 6 away from the first arc plate 171. The first arc plate 171 is symmetrically fixedly connected with a first screw 173 on the side facing the second arc plate 172. The end of the first screw 173 away from the first arc plate 171 movably passes through the second slide plate and is threadedly connected with a nut 174. The first arc plate 171 is plugged into one side of the mixing cylinder 6, and the other side of the mixing cylinder 6 is plugged into the second arc plate 172. At the same time, the first screw 173 on the first arc plate 171 passes through the second arc plate 172 and is locked with the nut 174, so that the installation of the mixing cylinder 6 is convenient, and the disassembly and replacement of the mixing cylinder 6 is convenient at a later time.

[0023] refer to Figure 1 and Figure 4 An observation window 13 is symmetrically fixedly installed on the inner side of the protective cover 905, and the shape of the observation window 13 is rectangular. A slide rail 10 is symmetrically fixedly installed on the upper end of the base plate 1. The protective cover 905 is slidably connected to the upper end of the base plate 1 through the slide rail 10. A slide groove 18 is symmetrically opened on the inner side of the through hole 901. The lower end of the connecting seat 904 is slidably connected to the slide groove 18. After the protective cover 905 is used to cover the mixing drum 6, the operation of the mixing drum 6 can be conveniently observed through the observation window 13. The protective cover 905 is slidably mounted on the slide rail 10 to improve the stability of the protective cover 905. The connecting seat 904 on the protective cover 905 is slidably mounted on the slide groove 18 of the through hole 901 to further improve the stability of the connecting seat 904.

[0024] refer to Figure 2 A positioning ring 14 is fixedly installed on the outer side of the mixing cylinder 6, and positioning holes 16 are symmetrically opened on the outer wall of the mixing cylinder 6. The first arc plate 171 and the second arc plate 172 are both inserted on the outer side of the mixing cylinder 6 through the positioning holes 16. When the first arc plate 171 or the second arc plate 172 is connected to the mixing cylinder 6, the first arc plate 171 or the second arc plate 172 is inserted along the positioning ring 14 and plugged into the positioning holes 16 on the outer side of the mixing cylinder 6, which can ensure the stability of the connection and installation of the first arc plate 171 and the second arc plate 172; a positioning column plugged into the positioning hole 16 is also provided in the middle of the inner recess of the first arc plate 171 and the second arc plate 172.

[0025] Principle and advantages of use: During use, when the mixing drum 6 needs to be turned over for stirring, the second screw 903 is first driven to rotate at the through hole 901 by the output end of the second driving motor 902, and the connecting seat 904 connected to the protective cover 905 is threadedly connected to the outside of the second screw 903, so that the protective cover 905 can slide toward the side of the support plate 2, and the mixing drum 6 can be covered and protected;

[0026] Then, the output end of the first driving motor 3 is used to drive the rotating shaft 8 to rotate on the supporting plate 2. At the same time, the supporting plate 2 is connected to the mounting frame 5 through the rotating disk 4, and the mounting frame 5 drives the mixing barrel 6 to continuously turn over to mix the plastic raw materials. During the mixing process, the multiple inner arc blocks 15 on the inner wall of the mixing barrel 6 can improve the mixing effect of the raw materials;

[0027] When the mixing cylinder 6 is installed on the mounting frame 5, the first arc plate 171 is plugged into one side of the mixing cylinder 6, and the other side of the mixing cylinder 6 is plugged into the second arc plate 172. At the same time, the first screw 173 on the first arc plate 171 passes through the second arc plate 172 and is locked with the nut 174.

Claims

1. A raw material mixing device for plastic production, comprising a bottom plate (1), characterized in that: The upper end of the base plate (1) is fixedly connected to a support plate (2), a first drive motor (3) is fixedly installed on the left side of the support plate (2), a rotating shaft (8) is rotatably connected to the inner side of the support plate (2), an output end of the first drive motor (3) and one end of the rotating shaft (8) are fixedly installed, an end of the rotating shaft (8) away from the first drive motor (3) is rotatably penetrated through the support plate (2) and a rotating disk (4) is fixedly installed, a mounting frame (5) is fixedly installed on the side of the rotating disk (4) away from the rotating shaft (8), a fixing mechanism (17) is symmetrically provided on the outer side of the mounting frame (5), a mixing cylinder (6) is movably installed on the mounting frame (5) through the fixing mechanism (17), an inner arc block (15) is fixedly connected to the inner side of the mixing cylinder (6), a cylinder cover (7) is threadedly installed on the upper end of the mixing cylinder (6), and a protective mechanism (9) is provided on the upper end of the base plate (1); The protection mechanism (9) comprises a protection cover (905), wherein the protection cover (905) is slidably connected to the upper end of the base plate (1), a through hole (901) is provided on the inner side of the base plate (1), a connecting seat (904) is fixedly installed on the outer side of the protection cover (905), a second screw rod (903) is rotatably connected to the inner side of the through hole (901), a lower end of the connecting seat (904) is threadedly connected to the outer side of the second screw rod (903), a lower end of the connecting seat (904) is slidably connected to the inner side of the through hole (901), a second drive motor (902) is fixedly installed on the outer side of the base plate (1), one end of the second screw rod (903) is rotatably passed through the through hole (901) and is fixedly installed to the output end of the second drive motor (902).

2. A raw material mixing device for plastic production according to claim 1, characterized in that: A fixing block (11) is symmetrically fixedly connected to the outer side of the bottom plate (1), and a fixing hole (12) is provided on the inner side of the fixing block (11).

3. A raw material mixing device for plastic production according to claim 1, characterized in that: An observation window (13) is symmetrically fixedly mounted on the inner side of the protective cover (905), and the shape of the observation window (13) is rectangular.

4. A raw material mixing device for plastic production according to claim 1, characterized in that: A slide rail (10) is symmetrically fixedly mounted on the upper end of the base plate (1), and the protective cover (905) is slidably connected to the upper end of the base plate (1) via the slide rail (10).

5. A raw material mixing device for plastic production according to claim 1, characterized in that: A sliding groove (18) is symmetrically provided on the inner side of the through hole (901), and the lower end of the connecting seat (904) is slidably connected to the sliding groove (18).

6. A raw material mixing device for plastic production according to claim 1, characterized in that: The fixing mechanism (17) comprises a first arc plate (171) and a second arc plate (172); the first arc plate (171) is fixedly mounted on the outside of the mounting frame (5); the first arc plate (171) is plugged into one side of the mixing cylinder (6); the second arc plate (172) is plugged into the side of the mixing cylinder (6) away from the first arc plate (171); a first screw rod (173) is symmetrically fixedly connected to the side of the first arc plate (171) facing the second arc plate (172); an end of the first screw rod (173) away from the first arc plate (171) movably passes through the second slide plate and is threadedly connected to a nut (174).

7. A raw material mixing device for plastic production according to claim 6, characterized in that: A positioning ring (14) is fixedly mounted on the outer side of the mixing cylinder (6), positioning holes (16) are symmetrically provided on the outer wall of the mixing cylinder (6), and the first arc plate (171) and the second arc plate (172) are both plugged into the outer side of the mixing cylinder (6) through the positioning holes (16).