Rubber internal mixer

Abstract

The utility model discloses a rubber internal mixer which comprises a plastifying bin main body, a top peg and a rotor, a feeding and discharging hopper is arranged on one side of the top end of the plastifying bin main body, the top peg is located on the inner side of the plastifying bin main body on one side of the feeding and discharging hopper, and the feeding and discharging hopper is located obliquely above the rotor; through matching arrangement of a sealing edge, a feeding and discharging hopper, a movable cover plate, a T-shaped sliding groove and a roller, a worker can conveniently slide the movable cover plate towards one side of the sealing edge according to the stripping requirement, and the situation that the plastifying bin main body is laterally turned for discharging and directly falls out of the inner side of the plastifying bin main body when the worker discharges a material receiving frame is not placed in time is avoided; the feeding and discharging hopper, the movable cover plate, the feeding port, the cover door, the handle, the connecting rod, the limiting hole and the baffle are arranged in a matched mode, the top peg does not move out of the inner side of the plastifying bin body, powder is directly added into the feeding and discharging hopper and enters the inner side of the plastifying bin body to be plastified through the rotor, dust splashing is relieved, feeding loss is reduced, and the rubber banburying time is shortened; and the working efficiency of rubber banburying is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of internal mixers, in particular to a rubber internal mixer. Background Art

[0002] The main component of the internal mixer is the internal mixing chamber, also known as the plasticizing chamber, with a feeding device at the top and a discharge device at the bottom, and a top bolt at the top and bottom. When the top bolt and the bottom bolt are closed, a closed plasticizing chamber is formed. There is a pair of rotors rotating in opposite directions in the plasticizing chamber. The cross section of the rotor is pear-shaped and the longitudinal direction is a Z-shaped spiral. The rotor speed is slightly different. There is a constant speed ratio between the rotors and between the rotors and the inner wall of the plasticizing chamber.

[0003] For example, the utility model with authorization announcement number CN220075201U discloses a rubber internal mixer, which improves the sealing effect of the internal mixer and reduces the effect of smoke leakage. However, this prior art still has the following problems when used: each time material is added, the upper push bolt needs to be moved out of the plasticizing bin, which prolongs the time of mixing rubber, and dust is easily splashed during the material addition process, resulting in material loss. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a rubber internal mixer, which is convenient for personnel to slide the movable cover toward the side of the edge sealing according to the material unloading requirements through the arrangement of edge sealing, inlet and outlet hoppers, movable cover plates, T-shaped slide grooves and rollers, so as to avoid personnel placing the material receiving frame in time when unloading the material, causing the main body of the plasticizing bin to tip over and discharge the material directly out of the inner side of the plasticizing bin main body; through the arrangement of inlet and outlet hoppers, movable cover plates, material inlet, cover door, handle, connecting rod, limit hole and baffle, the upper push bolt is not moved out of the inner side of the plasticizing bin main body, and powder is directly added to the inlet and outlet hopper and enters the inner side of the plasticizing bin main body for plasticizing through the rotor, thereby reducing dust splashing, reducing feeding loss, shortening the time of internal mixing of rubber, and improving the working efficiency of internal mixing of rubber.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a rubber internal mixer, including a plasticizing bin main body, an upper push bolt, and a rotor, wherein an inlet and outlet hopper is arranged on one side of the top of the plasticizing bin main body, the upper push bolt is located on the inner side of the plasticizing bin main body on the side of the inlet and outlet hopper, the inlet and outlet hopper is located obliquely above the rotor, the plasticizing bin main body and the top surface of the inlet and outlet hopper are provided with an edge seal, the inner surface of the edge seal is provided with a T-shaped slide groove, the inner side of the edge seal is provided with a movable cover plate, rollers are arranged on both sides of the movable cover plate, and the rollers are arranged on the upper surface of the rollers. On the inner side of the T-shaped slide groove, a feed port is provided at the center of the top of the movable cover plate, a cover door is provided on the inner side of the feed port, a spring hinge is provided at the connection between the cover door and the feed port, a handle is provided on the top of the movable cover plate, two limiting holes are provided on the surface of the movable cover plate, connecting rods are provided on the inner sides of the limiting holes, the bottom end of the handle is fixedly connected to the top surfaces of the two connecting rods, baffles are fixedly provided on the bottom ends of the two connecting rods, a placement groove is provided on one side of the plasticizing bin body, and a material receiving frame is placed on the inner side of the placement groove.

[0006] As a preferred technical solution of the utility model, a T-shaped slot is provided on one side surface of the feed port, a spherical block is provided on the inner side of the T-shaped slot, a slide rod is fixedly provided on the top surface of the spherical block, and a limiting slide groove corresponding to the position of the T-shaped slot is provided on one side surface of the cover door, and the slide rod passes through the limiting slide groove and extends to the outer surface of the cover door.

[0007] As a preferred technical solution of the utility model, four U-shaped slots are provided on both side surfaces of the movable cover plate, and spring buckles corresponding to the U-shaped slots are provided on the inner wall of the T-shaped slide groove.

[0008] As a preferred technical solution of the utility model, a display screen numerical control table is arranged on one side of the top of the plasticizing bin body, a feeding button is arranged on the surface of the display screen numerical control table, and a feeding status indicator light is arranged on the top of the feeding button.

[0009] As a preferred technical solution of the utility model, the handle surface is provided with a rubber sleeve, and the surface of the rubber sleeve is provided with anti-slip patterns.

[0010] As a preferred technical solution of the utility model, an arc-shaped handle is fixedly provided on the top end of the slide rod.

[0011] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0012] 1. Through the matching setting of edge sealing, inlet and outlet hoppers, movable cover plates, T-shaped slides and rollers, it is convenient for personnel to slide the movable cover plates to the side of the edge sealing according to the material removal requirements, so as to avoid the material being directly removed from the inner side of the plasticizing bin body due to the failure to place the receiving frame in time when discharging materials; through the matching setting of inlet and outlet hoppers, movable cover plates, feeding ports, cover doors, handles, connecting rods, limit holes and baffles, the upper bolt does not move out of the inner side of the plasticizing bin body, and the powder is directly added to the inlet and outlet hoppers and enters the inner side of the plasticizing bin body for plasticizing through the rotor, which reduces dust splashing, reduces feeding loss, shortens the time of mixing rubber, and improves the working efficiency of mixing rubber.

[0013] 2. Through the combination of T-shaped slots, limit slides, spherical blocks and slide rods, the cover door is limited and clamped on the inside of the inlet to prevent dust from flying out of the inlet and outlet hopper when personnel open the baffle to add materials to the inside of the plasticizing bin body; through the combination of spring buckles and U-shaped slots, the movable cover is clamped and fixed at the specified position. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall front cross-sectional structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the side cross-sectional structure of the inlet and outlet hopper of the plasticizing bin of the utility model;

[0016] Figure 3 This is a schematic diagram of the front cross-sectional structure of the movable cover of the utility model;

[0017] Figure 4 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0018] Figure 5 For the utility model Figure 2 The enlarged structural diagram at B in the middle;

[0019] Among them: 1. Plasticizing bin body; 2. Top bolt; 3. Edge sealing; 4. Inlet and outlet hopper; 5. Rotor; 6. Display screen CNC table; 7. Movable cover; 8. Receiving frame; 9. T-shaped slide; 10. Feed inlet; 11. Cover door; 12. Handle; 13. Connecting rod; 14. Limiting hole; 15. Baffle; 16. Spring buckle; 17. Roller; 18. U-shaped slot; 19. T-shaped slot; 20. Limiting slide; 21. Spherical block; 22. Slide rod. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.

[0021] Example

[0022] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, the utility model provides a rubber internal mixer, including a plasticizing bin body 1, an upper push bolt 2, and a rotor 5. An inlet and outlet hopper 4 is arranged on one side of the top of the plasticizing bin body 1. The upper push bolt 2 is located inside the plasticizing bin body 1 on one side of the inlet and outlet hopper 4. The inlet and outlet hopper 4 is located obliquely above the rotor 5. The plasticizing bin body 1 and the top surface of the inlet and outlet hopper 4 are provided with an edge seal 3. A T-shaped slide groove 9 is provided on the inner surface of the edge seal 3. A movable cover plate 7 is arranged inside the edge seal 3. Rollers 17 are arranged on both sides of the movable cover plate 7. The rollers 17 are located inside the T-shaped slide groove 9. A feed port 10 is provided at the center of the top of the movable cover plate 7, a cover door 11 is provided inside the feed port 10, a spring hinge is provided at the connection between the cover door 11 and the feed port 10, a handle 12 is provided at the top of the movable cover plate 7, two limiting holes 14 are provided on the surface of the movable cover plate 7, connecting rods 13 are provided inside the limiting holes 14, the bottom end of the handle 12 is fixedly connected to the top surface of the two connecting rods 13, and a baffle 15 is fixedly provided at the bottom end of the two connecting rods 13. A placement groove is provided on one side of the plasticizing bin body 1, and a material receiving frame 8 is placed inside the placement groove.

[0023] Through the arrangement of the edge sealing 3, the inlet and outlet hopper 4, the movable cover plate 7, the T-shaped slide groove 9, and the roller 17, it is convenient for personnel to slide the movable cover plate 7 to the side of the edge sealing 3 according to the material unloading demand, so as to avoid that the material receiving frame 8 is not placed in time when the material is unloaded, and the material is not directly unloaded from the inner side of the plasticizing bin main body 1 due to the side tipping of the plasticizing bin main body 1; through the arrangement of the inlet and outlet hopper 4, the movable cover plate 7, the feed inlet 10, the cover door 11, the handle 12, the connecting rod 13, the limit hole 14, and the baffle 15, the upper push bolt 2 is not moved out of the inner side of the plasticizing bin main body 1, and the powder material is directly added to the inlet and outlet hopper 4 and enters the inner side of the plasticizing bin main body 1 for plasticization through the rotor 5, thereby reducing dust splashing, reducing feeding loss, shortening the mixing time of rubber, and improving the working efficiency of mixing rubber.

[0024] like Figure 1 , Figure 2 , Figure 5As shown, a T-shaped slot 19 is provided on one side surface of the feed port 10, a spherical block 21 is provided on the inner side of the T-shaped slot 19, a slide bar 22 is fixedly provided on the top surface of the spherical block 21, a limiting slot 20 corresponding to the position of the T-shaped slot 19 is provided on one side surface of the cover door 11, and the slide bar 22 penetrates the limiting slot 20 and extends to the outer surface of the cover door 11; through the matching arrangement of the T-shaped slot 19, the limiting slot 20, the spherical block 21 and the slide bar 22, the cover door 11 is limited and clamped on the inner side of the feed port 10 to prevent dust on the inside of the inlet and outlet hopper 4 from flying out of the inlet and outlet hopper 4 when a person opens the baffle 15 to add material to the inner side of the plasticizing bin body 1.

[0025] like Figure 1 , Figure 2 As shown, four U-shaped slots 18 are provided on both side surfaces of the movable cover plate 7, and spring buckles 16 corresponding to the U-shaped slots 18 are provided on the inner wall of the T-shaped slide groove 9; through the matching arrangement of the spring buckles 16 and the U-shaped slots 18, the movable cover plate 7 is clamped and fixed at the specified position.

[0026] like Figure 1 As shown, a display screen numerical control table 6 is provided on one side of the top of the plasticizing bin main body 1, a feeding button is provided on the surface of the display screen numerical control table 6, and a feeding status indicator light is provided on the top of the feeding button; through the matching setting of the feeding button and the feeding status indicator light, it is convenient for personnel to adjust the upper push bolt 2 to a suitable position by pressing the feeding button, and after the feeding, the feeding status indicator light prompts the personnel to adjust the upper push bolt 2 to the specified position for mixing.

[0027] like Figure 1 , Figure 2 , Figure 3 As shown, the handle 12 is covered with a rubber sleeve, and the surface of the rubber sleeve is provided with anti-slip patterns; by covering the surface of the handle 12 with the rubber sleeve, the discomfort of the palm when the person grasps the handle 12 to open the baffle 15 can be effectively reduced.

[0028] like Figure 2 , Figure 5 As shown, an arc handle is fixedly provided at the top of the slide rod 22; by fixing the arc handle at the top of the slide rod 22, it is convenient for personnel to move the slide rod 22 to open the cover door 11, while preventing the slide rod 22 from slipping out of the inner side of the limiting slide groove 20.

[0029] Specific working principle:

[0030] When adding materials to the inner side of the plasticizing bin body 1, the personnel slide the slide bar 22 to open the cover door 11, and then after adding all the powder materials to the inner side of the inlet and outlet hopper 4, close the cover door 11. At this time, press the feeding button set on the surface of the display screen numerical control table 6, adjust the upper push bolt 2 to a suitable position, and then hold the handle 12 to pull the baffle 15 upwards, so that all the powder materials on the inner side of the inlet and outlet hopper 4 enter the inner side of the plasticizing bin body 1 and are mixed by the rotor 5. After the feeding is completed, the baffle 15 is reset to the closed state. At this time, press the mixing working state button to adjust the upper push bolt 2 to the top of the rotor 5 for mixing.

[0031] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A rubber internal mixer, comprising a plasticating chamber body (1), an upper push bolt (2), and a rotor (5), characterized in that: A material inlet and outlet hopper (4) is provided on one side of the top of the plasticizing bin body (1), the upper push bolt (2) is located on the inner side of the plasticizing bin body (1) on the side of the material inlet and outlet hopper (4), the material inlet and outlet hopper (4) is located obliquely above the rotor (5), the plasticizing bin body (1) and the top surface of the material inlet and outlet hopper (4) are provided with a sealing edge (3), the inner surface of the sealing edge (3) is provided with a T-shaped slide groove (9), a movable cover plate (7) is provided on the inner side of the sealing edge (3), rollers (17) are provided on both sides of the movable cover plate (7), the rollers (17) are located on the inner side of the T-shaped slide groove (9), and a material inlet (17) is provided at the center of the top of the movable cover plate (7). 10), a cover door (11) is arranged on the inner side of the feeding port (10), a spring hinge is arranged at the connection between the cover door (11) and the feeding port (10), a handle (12) is arranged on the top of the movable cover plate (7), two limiting holes (14) are provided on the surface of the movable cover plate (7), connecting rods (13) are arranged on the inner side of the limiting holes (14), the bottom end of the handle (12) is fixedly connected to the top surface of the two connecting rods (13), and baffles (15) are fixedly arranged on the bottom ends of the two connecting rods (13), and a placement groove is arranged on one side of the plasticizing bin body (1), and a material receiving frame (8) is placed on the inner side of the placement groove.

2. A rubber internal mixer according to claim 1, characterized in that: A T-shaped slot (19) is provided on one side surface of the feed port (10), a spherical block (21) is provided inside the T-shaped slot (19), a slide bar (22) is fixedly provided on the top surface of the spherical block (21), a limiting slide groove (20) corresponding to the position of the T-shaped slot (19) is provided on one side surface of the cover door (11), and the slide bar (22) penetrates the limiting slide groove (20) and extends to the outer surface of the cover door (11).

3. A rubber internal mixer according to claim 1, characterized in that: Four U-shaped slots (18) are provided on both side surfaces of the movable cover plate (7), and the inner wall of the T-shaped slide groove (9) is provided with spring buckles (16) corresponding to the U-shaped slots (18).

4. A rubber internal mixer according to claim 1, characterized in that: A display screen numerical control table (6) is arranged on one side of the top of the plasticizing bin body (1), a feeding button is arranged on the surface of the display screen numerical control table (6), and a feeding status indicator light is arranged on the top of the feeding button.

5. A rubber internal mixer according to claim 1, characterized in that: The handle (12) is provided with a rubber sleeve on its surface, and the surface of the rubber sleeve is provided with anti-slip patterns.

6. A rubber internal mixer according to claim 2, characterized in that: An arc-shaped handle is fixedly arranged on the top end of the slide rod (22).

Images