Adjustable stirring shaft blade of internal mixer

Abstract

The utility model relates to the technical field of rubber production equipment, and discloses an adjustable stirring shaft blade of an internal mixer, which comprises a stirring shaft rod and an adjusting block, the bottom end of the stirring shaft rod is connected with a connecting sleeve, and the inside of the top end of a connecting plate is connected with a connecting bolt. The threaded adjusting groove is formed in the adjusting block, the connecting sleeve is installed at the bottom of the shaft rod of the stirring shaft, the threaded column is installed at the bottom end of the connecting sleeve, and the threaded column and the threaded adjusting groove are matched with each other, so that after the stirring shaft is rotated and adjusted to a proper position, the stirring shaft can be adjusted to a proper position. After the positions of the connecting bolts in the connecting plate are matched with the positions of the threaded butt joint grooves in the two sides of the connecting sleeve, the connecting bolts and the threaded butt joint grooves in the corresponding positions are connected and locked, so that the shaft rod of the stirring shaft and the adjusting block form a whole, and the stirring shaft is uniformly distributed in the threaded butt joint grooves and matched with threads between the threaded columns and the threaded adjusting grooves; and the convenience of adjusting the distance between the connecting sleeve and the adjusting block is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber production equipment, in particular to adjustable stirring shaft blades of an internal mixer. Background Art

[0002] Rubber is a highly elastic polymer material with reversible deformation. It is elastic at room temperature, can withstand large deformation and return to its original shape after the external force is removed. Rubber is used in tires, hoses, tapes, cables, etc. in people's lives. Internal mixers are used in rubber processing to mix various rubber materials.

[0003] The internal mixer adds rubber raw materials, rubber fillers and rubber additives, generates heat and shear force through mechanical movement and friction, and fully mixes the various raw materials. Therefore, a stirring shaft blade is used. The stirring shaft blade is the main component for material mixing. Based on the actual mixing work, sometimes there are differences in the height area position that needs to be focused on mixing. Therefore, if the stirring shaft blade is difficult to adjust, it will directly affect the convenience during processing. Utility Model Content

[0004] The purpose of the utility model is to provide an adjustable stirring shaft blade for an internal mixer, so as to solve the problem in the above-mentioned background technology that based on actual mixing work, sometimes there are differences in the positions of the height areas where emphasis should be placed on mixing. Therefore, if the stirring shaft blade is difficult to adjust, it is easy to directly affect the convenience during processing.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an adjustable stirring shaft blade of an internal mixer, comprising a stirring shaft shaft rod and an adjusting block, the bottom end of the stirring shaft shaft rod is connected to a connecting sleeve, threaded docking grooves are provided inside both sides of the connecting sleeve, a threaded column is fixed to the bottom end of the connecting sleeve, a threaded adjustment groove is provided inside the top end of the adjusting block, blade bodies are evenly distributed near the bottom end of the adjusting block, connecting plates are installed on both sides of the adjusting block, and a connecting bolt is connected to the top end of the connecting plate.

[0006] Preferably, the blade bodies are distributed in an annular manner at the bottom end of the adjusting block, and a threaded connection is formed between the threaded column and the threaded adjusting groove.

[0007] Preferably, the connecting plates are symmetrically distributed about the central axis of the adjusting block, and the threaded butt grooves are evenly distributed inside both sides of the connecting sleeve.

[0008] Preferably, a threaded connection is formed between the connecting bolt and the threaded docking groove, and a nut is installed on one side of the connecting bolt.

[0009] Preferably, positioning plates are fixed to the top and bottom ends of the blade body, reinforcing rods are installed between the positioning plates, and reinforcing blocks are connected between the reinforcing rods.

[0010] Preferably, the positioning plates are symmetrically distributed about the central axis of the blade body, the reinforcing rods are evenly distributed between the positioning plates, and the reinforcing blocks are symmetrically distributed about the central axis of the reinforcing rods.

[0011] Preferably, the outer side wall of the blade body is coated with a protective layer, and the protective layer is composed of a wear-resistant layer, an anti-corrosion layer and a base layer.

[0012] Preferably, the outer side wall of the base layer is coated with an anti-corrosion layer, and the outer side wall of the anti-corrosion layer is coated with a wear-resistant layer.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the adjustable stirring shaft blade of the internal mixer not only improves the adjustment capability, but also improves the use strength and protection capability of the stirring shaft blade;

[0014] (1) The threaded adjustment groove is opened inside the adjustment block, the connecting sleeve is installed at the bottom position of the agitator shaft shaft, and a threaded column is installed at the bottom end of the connecting sleeve, and the threaded column and the threaded adjustment groove are adapted to each other. Therefore, when the adjustment block is rotated, the distance between the connecting sleeve and the adjustment block can be adjusted. Therefore, after the rotation is adjusted to a suitable position, the position of the connecting bolt in the connecting plate is adapted to the position of the threaded docking grooves on both sides of the connecting sleeve, and the connecting bolt is connected and locked with the threaded docking grooves at the corresponding positions, so that the agitator shaft shaft and the adjustment block are formed into one body, and the uniform distribution of the threaded docking grooves and the threaded adaptation between the threaded column and the threaded adjustment groove improve the convenience of adjusting the distance between the connecting sleeve and the adjustment block;

[0015] (2) By installing and fixing the positioning plates at the top and bottom of the blade body, the purpose of upper and lower positioning is achieved, and then the reinforcing rods are evenly distributed between the positioning plates, so that the reinforcing rods are used to form vertical reinforcement, and the reinforcing blocks are connected to form better stability, thereby better improving the overall use strength during operation;

[0016] (3) By coating the protective layer on the outer wall of the blade body, the protective layer is composed of a wear-resistant layer, an anti-corrosion layer and a base layer. The base layer is first coated on the outside of the blade body to form a base layer isolation protection, and then the anti-corrosion layer and the wear-resistant layer are coated in sequence, which improves the overall anti-corrosion and wear resistance, thereby improving the overall protection capability. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the side view structure of the connecting sleeve of the utility model;

[0019] Figure 3 It is a schematic diagram of a partial cross-sectional structure of a blade body of the utility model;

[0020] Figure 4 It is a schematic diagram of the cross-sectional structure of the protective layer of the utility model.

[0021] In the figure: 1. agitator shaft; 2. connecting sleeve; 3. connecting plate; 4. threaded column; 5. adjustment block; 6. threaded adjustment groove; 7. blade body; 8. connecting bolt; 9. threaded docking groove; 10. protective layer; 11. positioning plate; 12. reinforcing rod; 13. reinforcing block; 14. wear-resistant layer; 15. anti-corrosion layer; 16. base layer. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 The utility model provides an embodiment: an adjustable stirring shaft blade of an internal mixer, including a stirring shaft shaft rod 1 and an adjusting block 5. The bottom end of the stirring shaft shaft rod 1 is connected with a connecting sleeve 2, and threaded docking grooves 9 are provided inside both sides of the connecting sleeve 2. A threaded column 4 is fixed to the bottom end of the connecting sleeve 2, and a threaded adjustment groove 6 is provided inside the top of the adjusting block 5. Blade bodies 7 are evenly distributed near the bottom of the adjusting block 5. Connecting plates 3 are installed on both sides of the adjusting block 5, and a connecting bolt 8 is connected inside the top of the connecting plate 3.

[0024] The blade body 7 is distributed in an annular manner at the bottom end of the adjusting block 5 , and a threaded connection is formed between the threaded column 4 and the threaded adjusting groove 6 .

[0025] The connecting plates 3 are symmetrically distributed about the central axis of the adjusting block 5 , and the threaded butt grooves 9 are evenly distributed inside the two sides of the connecting sleeve 2 .

[0026] A threaded connection is formed between the connecting bolt 8 and the threaded butt groove 9 , and a nut is installed on one side of the connecting bolt 8 .

[0027] Positioning plates 11 are fixed to the top and bottom ends of the blade body 7 , reinforcing rods 12 are installed between the positioning plates 11 , and reinforcing blocks 13 are connected between the reinforcing rods 12 .

[0028] The positioning plates 11 are symmetrically distributed about the central axis of the blade body 7 , the reinforcing rods 12 are evenly distributed between the positioning plates 11 , and the reinforcing blocks 13 are symmetrically distributed about the central axis of the reinforcing rods 12 .

[0029] The outer side wall of the blade body 7 is coated with a protective layer 10 , which is composed of a wear-resistant layer 14 , an anti-corrosion layer 15 and a base layer 16 .

[0030] The outer side wall of the base layer 16 is coated with an anti-corrosion layer 15, and the outer side wall of the anti-corrosion layer 15 is coated with a wear-resistant layer 14;

[0031] Furthermore, the anti-corrosion layer 15 can be formed of anti-corrosion paint to form anti-corrosion protection, and then the wear-resistant layer 14 can be formed of a ceramic layer to form wear-resistant protection;

[0032] Further, the top of the stirring shaft rod 1 is connected to the output end of the internal mixer, and the blade body 7 is used to complete the corresponding rubber mixing work;

[0033] Furthermore, a threaded hole is provided inside the top end of the connecting plate 3 to fit with the connecting bolt 8 , so that when locking, the connecting bolt 8 passes through the threaded hole and reaches the threaded butt groove 9 to form a connection and locking operation.

[0034] Working principle: First, during operation, the threaded adjustment groove 6 is opened inside the adjustment block 5, the connecting sleeve 2 is installed at the bottom position of the stirring shaft shaft 1, and the bottom end of the connecting sleeve 2 is installed with a threaded column 4, and the threaded column 4 and the threaded adjustment groove 6 are adapted to each other, so when the adjustment block 5 is rotated, the distance between the connecting sleeve 2 and the adjustment block 5 can be adjusted. Therefore, after the rotation is adjusted to the appropriate position, the position of the connecting bolt 8 in the connecting plate 3 is adapted to the position of the threaded docking grooves 9 on both sides of the connecting sleeve 2, and the connecting bolt 8 is used to connect and lock the threaded docking grooves 9 at the corresponding position, so that the stirring shaft shaft 1 and the adjusting block 5 are formed as a whole, and then the top of the stirring shaft shaft 1 is connected to the output end of the internal mixer, and the blade body 7 is used to complete the corresponding mixing work.

[0035] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. An adjustable stirring shaft blade for an internal mixer, comprising a stirring shaft shaft (1) and an adjusting block (5), characterized in that: The bottom end of the stirring shaft shaft (1) is connected to a connecting sleeve (2), and threaded butt grooves (9) are provided inside both sides of the connecting sleeve (2). A threaded column (4) is fixed to the bottom end of the connecting sleeve (2), and a threaded adjusting groove (6) is provided inside the top end of the adjusting block (5). Blade bodies (7) are evenly distributed near the bottom end of the adjusting block (5). Connecting plates (3) are installed on both sides of the adjusting block (5), and a connecting bolt (8) is connected inside the top end of the connecting plate (3).

2. The adjustable stirring shaft blade of the internal mixer according to claim 1, characterized in that: The blade body (7) is distributed in an annular shape at the bottom end of the adjustment block (5), and a threaded connection is formed between the threaded column (4) and the threaded adjustment groove (6).

3. The adjustable stirring shaft blade of the internal mixer according to claim 1, characterized in that: The connecting plates (3) are symmetrically distributed about the central axis of the adjusting block (5), and the threaded butt grooves (9) are evenly distributed inside both sides of the connecting sleeve (2).

4. The adjustable stirring shaft blade of the internal mixer according to claim 1, characterized in that: A threaded connection is formed between the connecting bolt (8) and the threaded butt groove (9), and a nut is installed on one side of the connecting bolt (8).

5. The adjustable stirring shaft blade of the internal mixer according to claim 1, characterized in that: Positioning plates (11) are fixed to the top and bottom ends of the blade body (7), reinforcing rods (12) are installed between the positioning plates (11), and reinforcing blocks (13) are connected between the reinforcing rods (12).

6. The adjustable stirring shaft blade of the internal mixer according to claim 5, characterized in that: The positioning plates (11) are symmetrically distributed about the central axis of the blade body (7), the reinforcing rods (12) are evenly distributed between the positioning plates (11), and the reinforcing blocks (13) are symmetrically distributed about the central axis of the reinforcing rods (12).

7. The adjustable stirring shaft blade of the internal mixer according to claim 1, characterized in that: The outer side wall of the blade body (7) is coated with a protective layer (10), and the protective layer (10) is composed of a wear-resistant layer (14), an anti-corrosion layer (15) and a base layer (16).

8. The adjustable stirring shaft blade of the internal mixer according to claim 7, characterized in that: The outer side wall of the base layer (16) is coated with an anti-corrosion layer (15), and the outer side wall of the anti-corrosion layer (15) is coated with a wear-resistant layer (14).

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