Automatic die changing device of extrusion filter

Abstract

The utility model relates to the technical field of die changing devices, and discloses an automatic die changing device of an extrusion filter, which comprises a supporting seat, two sides of the upper surface of the supporting seat are fixedly connected with rotating cylinder fixing seats, and the rear ends of the inner walls of two sides of each rotating cylinder fixing seat are fixedly connected with limiting columns. When the die changing device of the extrusion filter is used, the spiral hydraulic swing cylinder is started to drive the rotating vehicle arm to move, the sliding block is driven to slide in the sliding rail while the rotating vehicle arm moves, so that the angle of the rotating vehicle arm is limited by 180 degrees, and when the rotating vehicle arm rotates by 90 degrees anticlockwise, the rotating vehicle arm is driven to slide in the sliding rail. The rotating vehicle arm and the limiting column are limited, the die head cylinder body and the internal screw rod are driven to move while the rotating vehicle arm moves, so that the die is driven to move, automatic replacement of the die is achieved, and after replacement of the die is completed, the die is locked by clockwise rotating by 90 degrees.

Description

Technical Field

[0001] The utility model relates to the technical field of mold changing devices, in particular to an automatic mold changing device for an extrusion filter. Background Art

[0002] As we all know, the extrusion filter is a production equipment used to produce plastics, rubber and other materials. It is mainly used to extrude the raw materials by heating and extrusion, and then filter and cool them to finally obtain the formed products. During the production process, the extrusion filter may need to constantly change the mold to produce products of different specifications and shapes. The mold changing device is a device used to change the mold in the production equipment, so as to make the mold changing process faster, safer and more convenient, so as to improve production efficiency and flexibility.

[0003] However, the traditional automatic mold changing device of the extrusion filter usually requires manual operation and adjustment, which takes a relatively long time to complete the mold replacement, which leads to low production efficiency and cannot meet the needs of mass production. Therefore, technical improvements are urgently needed. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and an automatic mold changing device for an extrusion filter is proposed. When the mold changing device for the extrusion filter is used, the spiral hydraulic swing cylinder is started to drive the rotating arm to move, and the sliding block is driven to slide in the slide rail while the rotating arm moves, so that the angle of the rotating arm is limited by 180°, and when the rotating arm is rotated 90° counterclockwise, the rotating arm and the limiting column are limited, and the die head cylinder body and the internal screw are driven to move while the rotating arm moves, thereby driving the mold to move to realize automatic mold replacement, and after the mold replacement is completed, the mold is locked by rotating 90° clockwise.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An automatic die-changing device for an extrusion filter comprises a support seat, both sides of the upper surface of the support seat are fixedly connected with a rotating cylinder fixing seat, the rear ends of the inner walls on both sides of the rotating cylinder fixing seat are fixedly connected with limiting columns, both sides of the outer wall of the front end of the rotating cylinder fixing seat are fixedly connected with a cylinder seat, the upper end of the cylinder seat is fixedly connected with a cylinder, and the output end of the cylinder is sleeved with a fixed seat;

[0007] The lower end of the fixing seat on one side is fixedly connected to the upper surface of the rotating cylinder fixing seat, the front end of the upper surface of the rotating cylinder fixing seat on one side is fixedly connected to a spiral hydraulic swing cylinder, and the output end of the spiral hydraulic swing cylinder is fixedly connected to a rotating vehicle arm.

[0008] Through the above technical scheme, compared with the existing extrusion filter mold changing device, when the extrusion filter mold changing device is used, the honeycomb filter and the mesh sleeve can prevent impurities from entering the mold cavity of the extruder, avoid blockage and failure, reduce downtime, improve production efficiency, and have high practical performance.

[0009] Furthermore, a die head cylinder is provided at the front end of the rotating arm, a screw is provided inside the die head cylinder, and a cleaner is provided at the rear end of the rotating arm;

[0010] Through the above technical solution, the extrusion flow rate and shape of the molten material can be easily controlled and adjusted through the die head cylinder, ensuring that the product has accurate size, shape and surface quality during the extrusion process.

[0011] Furthermore, the output end of the oil cylinder on the other side is fixedly connected with a connecting rod;

[0012] Through the above technical solution, the matching is improved by connecting the rods.

[0013] Furthermore, the front end and the rear end of the connecting rod body are sleeved with oil-free bearings, and both sides of the outer wall of the oil-free bearing are fixedly connected with fixed blocks;

[0014] Through the above technical solution, the stability of movement is improved by using oil-free bearings.

[0015] Furthermore, the rear end of the spiral hydraulic swing cylinder is bolted to a support plate, both sides of the rear end outer wall of the support plate are fixedly connected to a honeycomb filter, and a mesh sleeve is provided inside the honeycomb filter;

[0016] Through the above technical solution, it is convenient to filter out excess impurities through the mesh sleeve.

[0017] Furthermore, a slider is provided on one side of the outer wall of the rotating vehicle arm, a slide rail is provided on one side of the spiral hydraulic swing cylinder, and the sliders are both slidably connected inside the slide rail;

[0018] Through the above technical solution, the spiral hydraulic swing cylinder can be used to drive the rotating vehicle arm to move.

[0019] Furthermore, a connecting block is fixedly connected to the middle of the upper surface of the rotating cylinder fixing seat on one side, and the output end of the oil cylinder on one side passes through the connecting block to the inside of the connecting block and is provided with a joint;

[0020] Through the above technical solution, the matching is improved by connecting blocks and joints.

[0021] Furthermore, a column is provided on one side of the support seat, and the upper end of the column is fixedly connected to the lower surface of the rotating cylinder fixing seat;

[0022] Through the above technical solution, the overall stability can be improved through the columns.

[0023] The utility model has the following beneficial effects:

[0024] 1. The utility model proposes an automatic mold changing device for an extrusion filter. Compared with the existing mold changing device for an extrusion filter, when the mold changing device for an extrusion filter is used, when the mold needs to be replaced, the spiral hydraulic swing cylinder is started to drive the rotating arm to move, and the sliding block is driven to slide in the slide rail while the rotating arm moves, so that the angle of the rotating arm is limited by 180°, and when the rotating arm is rotated 90° counterclockwise, the rotating arm and the limiting column are limited, and the die head cylinder body and the internal screw are driven to move while the rotating arm moves, thereby driving the mold to move to realize automatic mold replacement, and after the mold replacement is completed, the mold is locked by rotating 90° clockwise.

[0025] 2. The utility model proposes an automatic mold changing device for an extrusion filter. Compared with the existing mold changing device for an extrusion filter, the mold changing device for an extrusion filter can prevent impurities from entering the mold cavity of the extruder through the honeycomb filter and the mesh sleeve, thereby avoiding blockage and failure, reducing downtime, improving production efficiency, and having high practical performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a front cross-sectional view of an automatic die changing device for an extrusion filter proposed by the utility model;

[0027] Figure 2 This is a left sectional view of an automatic die changing device for an extrusion filter proposed by the utility model;

[0028] Figure 3 This is a top sectional view of an automatic die changing device for an extrusion filter proposed by the utility model;

[0029] Figure 4 The utility model is a partial cross-sectional view of an automatic mold changing device for an extrusion filter.

[0030] 1. Support seat; 2. Rotating cylinder fixed seat; 3. Limiting column; 4. Rotating car arm; 5. Connecting rod; 6. Cylinder seat; 7. Fixed block; 8. Oil-free bearing; 9. Joint; 10. Connecting block; 11. Column; 12. Fixed seat; 13. Honeycomb filter; 14. Mesh sleeve; 15. Die head cylinder body; 16. Screw; 17. Spiral hydraulic swing cylinder; 18. Cylinder; 19. Slide rail; 20. Slider; 21. Cleaner; 22. Support plate. DETAILED DESCRIPTION

[0031] 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.

[0032] Reference Figure 1-4 The utility model provides an embodiment: an automatic mold changing device for an extrusion filter, comprising a support seat 1, both sides of the upper surface of the support seat 1 are fixedly connected with a rotating cylinder fixing seat 2, the rear ends of the inner walls on both sides of the rotating cylinder fixing seat 2 are fixedly connected with a limiting column 3, both sides of the outer wall of the front end of the rotating cylinder fixing seat 2 are fixedly connected with a cylinder seat 6, the upper end of the cylinder seat 6 is fixedly connected with a cylinder 18, and the output end of the cylinder 18 is sleeved with a fixing seat 12;

[0033] The lower end of one side fixing seat 12 is fixedly connected to the upper surface of the rotating cylinder fixing seat 2 , the front end of the upper surface of the one side rotating cylinder fixing seat 2 is fixedly connected to a spiral hydraulic swing cylinder 17 , and the output end of the spiral hydraulic swing cylinder 17 is fixedly connected to the rotating vehicle arm 4 .

[0034] Compared with the existing extrusion filter mold changing device, when the extrusion filter mold changing device is used, the honeycomb filter 13 and the mesh sleeve 14 can prevent impurities from entering the mold cavity of the extruder, avoid blockage and failure, reduce downtime, improve production efficiency, and have high practical performance.

[0035] A die head cylinder 15 is provided at the front end of the rotating arm 4, a screw 16 is provided inside the die head cylinder 15, and a cleaner 21 is provided at the rear end of the rotating arm 4. The die head cylinder 15 is used to control and adjust the extrusion flow and shape of the molten material, so as to ensure that the product has accurate size, shape and surface quality during the extrusion process. A connecting rod 5 is fixedly connected to the output end of the oil cylinder 18 on the other side, and the connecting rod 5 is used to improve the matching. The front and rear ends of the connecting rod 5 are sleeved with oil-free bearings 8, and both sides of the outer wall of the oil-free bearing 8 are fixedly connected with fixed blocks 7, and the oil-free bearing 8 is used to improve the stability of the movement. The rear end of the spiral hydraulic swing cylinder 17 is bolted to a support plate 22, and both sides of the outer wall of the rear end of the support plate 22 are fixedly connected with honeycomb filters. The net 13 and the honeycomb filter 13 are both provided with a mesh sleeve 14 inside, and the mesh sleeve 14 is used to filter out excess impurities. A slider 20 is provided on one side of the outer wall of the rotating arm 4, and a slide rail 19 is provided on one side of the spiral hydraulic swing cylinder 17. The sliders 20 are all slidably connected inside the slide rail 19, and the spiral hydraulic swing cylinder 17 is used to drive the rotating arm 4 to move. A connecting block 10 is fixedly connected to the middle part of the upper surface of the rotating cylinder fixing seat 2 on one side, and an output end of the oil cylinder 18 on one side passes through the connecting block 10 to the inside of the connecting block 10 and is provided with a joint 9, and the connection block 10 and the joint 9 are used to improve the matching, and a column 11 is provided on one side of the support seat 1, and the upper end of the column 11 is fixedly connected to the lower surface of the rotating cylinder fixing seat 2, and the column 11 is used to improve the overall stability.

[0036] Working principle: When the mold needs to be replaced during use, the spiral hydraulic swing cylinder 17 is started to drive the rotating arm 4 to move. The rotating arm 4 moves and drives the slider 20 to slide in the slide rail 19, so that the angle of the rotating arm 4 is limited by 180°. When the rotating arm 4 rotates 90° counterclockwise, the rotating arm 4 and the limiting column 3 are limited. The rotating arm 4 moves and drives the die head cylinder 15 and the internal screw 16 to move, thereby driving the mold to move and realizing automatic mold replacement. After the mold is replaced, the mold is locked by rotating 90° clockwise. The honeycomb filter 13 and the mesh sleeve 14 can prevent impurities from entering the mold cavity of the extruder, avoid blockage and failure, reduce downtime, and improve production efficiency.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An automatic mold changing device for an extrusion filter, comprising a support base (1), characterized in that: Both sides of the upper surface of the support seat (1) are fixedly connected to a rotating cylinder fixing seat (2), the rear ends of the inner walls on both sides of the rotating cylinder fixing seat (2) are fixedly connected to limiting columns (3), both sides of the outer wall of the front end of the rotating cylinder fixing seat (2) are fixedly connected to a cylinder seat (6), the upper end of the cylinder seat (6) is fixedly connected to a cylinder (18), and the output end of the cylinder (18) is sleeved with a fixing seat (12); The lower end of the fixing seat (12) on one side is fixedly connected to the upper surface of the rotating cylinder fixing seat (2), the front end of the upper surface of the rotating cylinder fixing seat (2) on one side is fixedly connected to a spiral hydraulic swing cylinder (17), and the output end of the spiral hydraulic swing cylinder (17) is fixedly connected to a rotating vehicle arm (4).

2. The automatic mold changing device for an extrusion filter according to claim 1, characterized in that: A die head cylinder (15) is arranged at the front end of the rotating arm (4), a screw (16) is arranged inside the die head cylinder (15), and a cleaner (21) is arranged at the rear end of the rotating arm (4).

3. The automatic mold changing device for an extrusion filter according to claim 1, characterized in that: The output end of the oil cylinder (18) on the other side is fixedly connected with a connecting rod (5).

4. The automatic die changing device for an extrusion filter according to claim 3, characterized in that: The front and rear ends of the connecting rod (5) are sleeved with oil-free bearings (8), and both sides of the outer wall of the oil-free bearing (8) are fixedly connected with fixed blocks (7).

5. The automatic die changing device for an extrusion filter according to claim 1, characterized in that: The rear end of the spiral hydraulic swing cylinder (17) is bolted to a support plate (22), both sides of the rear end outer wall of the support plate (22) are fixedly connected to a honeycomb filter (13), and a mesh sleeve (14) is provided inside the honeycomb filter (13).

6. The automatic die changing device for an extrusion filter according to claim 1, characterized in that: A sliding block (20) is provided on one side of the outer wall of the rotating vehicle arm (4), a sliding rail (19) is provided on one side of the spiral hydraulic swing cylinder (17), and the sliding blocks (20) are both slidably connected inside the sliding rail (19).

7. The automatic die changing device for an extrusion filter according to claim 1, characterized in that: A connecting block (10) is fixedly connected to the middle of the upper surface of the rotating cylinder fixing seat (2) on one side, and an output end of the oil cylinder (18) on one side passes through the connecting block (10) to the inside of the connecting block (10) and is provided with a joint (9).

8. The automatic die changing device for an extrusion filter according to claim 1, characterized in that: A column (11) is provided on one side of the support seat (1), and the upper end of the column (11) is fixedly connected to the lower surface of the rotating cylinder fixing seat (2).

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