Extruder for aircraft tire production

Abstract

The utility model belongs to the field of extruders for tire production, and particularly relates to an extruder for aircraft tire production, which comprises a base. The top end of the base is fixedly connected with the bottom end of the extruder main body, an extrusion opening is formed in the rear end of the extruder main body, and a dismounting mechanism is arranged between the extruder main body and the extrusion opening; the dismounting mechanism comprises first fixing blocks, and the first fixing blocks are arranged on the two sides, close to the front position, of the extrusion opening; through the design of the dismounting mechanism, the function of conveniently dismounting and replacing the extrusion opening is realized, and the problems that an existing extruder is not provided with an assembly convenient to dismount and replace for a mold opening, and when rubber of different sizes and specifications needs to be extruded according to needs, the assembly is not convenient to dismount and replace are solved. The problem that only rubber with one specification and size can be extruded during use due to the fact that the extrusion openings cannot be directly detached and replaced with extrusion openings with different sizes for processing is solved, and the convenience during use is improved.

Description

Technical Field

[0001] The utility model relates to the field of extruders for tire production, in particular to an extruder for aircraft tire production. Background Technique

[0002] The extruder for aircraft tire production transports rubber by means of the extruder screw, and further melts it to make the rubber in a completely uniform molten state, and then extrudes it at the die orifice, which is mainly used for the production of aircraft tires.

[0003] For a specific existing Chinese utility model patent of an extruder for aircraft tire production, reference can be made to an extruder for rubber tire production with the application number: CN201820975744.9, which includes a frame, an extrusion barrel, a feed inlet, an exhaust port, a heater, a first cold water sleeve, a second cold water sleeve, a screw, a head flange, and an automatic screen changer; the extrusion barrel is arranged above the frame; the feed inlet is arranged above the extrusion barrel; the exhaust port is arranged on the left side of the feed inlet; the heater is arranged at the middle position of the outer wall of the extrusion barrel; the first cold water sleeve and the second cold water sleeve are arranged on both sides of the heater; the screw is arranged inside the extrusion barrel; the head flange is arranged on the left side of the screw; the head flange is connected to the automatic screen changer; by setting a magnet in the utility model, metal is prevented from falling into the extrusion barrel to wear key components; the exhaust port reduces the generation of bubbles during extrusion; the electromagnetic coil heater has a good heating effect; the cold water sleeve has a good cooling effect; the automatic screen changer can automatically change the screen without stopping the machine, does not affect production, and improves labor efficiency.

[0004] However, the above-mentioned extruder does not have a component that is convenient for disassembly and replacement at the die orifice. When it is necessary to extrude rubbers of different sizes and specifications, the extrusion orifice cannot be directly removed and replaced with different-sized extrusion orifices for processing. Therefore, only rubbers of one specification size can be extruded during use. Therefore, it is urgent to propose an extruder for aircraft tire production to solve the above problems. Summary of the Utility Model

[0005] In order to make up for the deficiencies of the prior art and solve the problems raised in the background technique, the utility model proposes an extruder for aircraft tire production.

[0006] The technical solution adopted by the utility model to solve its technical problems is: an extruder for aircraft tire production described in the utility model includes a base; the top end of the base is fixedly connected to the bottom end of the extruder main body, and an extrusion orifice is arranged at the rear end of the extruder main body, and a disassembly mechanism is arranged between the extruder main body and the extrusion orifice;

[0007] The disassembly mechanism includes a first fixed block, which is arranged on both sides of the extrusion port near the front position. The bottom end of the first fixed block is fixedly connected to the side end of the extrusion port. A rotation groove is formed at the top end of the first fixed block. The inside of the rotation groove is sleeved on the outside of the first rotating block, and the rotation groove is rotationally connected to the first rotating block. The top end of the first rotating block is fixedly connected to the bottom end of a threaded rod, and the top end of the threaded rod is fixedly connected to the bottom end of a second rotating block.

[0008] Preferably, a second fixed block is sleeved on the outside of the top end of the threaded rod, and the threaded rod is rotationally connected to the second fixed block. The bottom end of the second fixed block near the rear position is fixedly connected to the top end of a support rod, and the bottom end of the support rod is fixedly connected to the top end of the first fixed block.

[0009] Preferably, a moving plate is sleeved on the outside of the threaded rod, and the threaded rod is threadedly connected to the moving plate. The moving plate near the rear position is sleeved on the outside of the support rod, and the moving plate is slidably connected to the support rod.

[0010] Preferably, the bottom end of the moving plate near the front position is fixedly connected to the top end of an insertion rod. Third fixed blocks are arranged on both sides of the rear end of the extruder body, and the side end of the extruder body is fixedly connected to the bottom end of the third fixed block. A first insertion slot is formed at the top end of the third fixed block. The bottom end of the insertion rod is inserted into the first insertion slot, and the insertion rod is slidably connected to the first insertion slot.

[0011] Preferably, a second insertion slot is formed at the rear end of the extruder body. The front end of the extrusion port is fixedly connected to the rear end of an insertion block. The front end of the insertion block is inserted into the second insertion slot, and the insertion block is slidably connected to the second insertion slot.

[0012] Preferably, universal wheels are arranged at the bottom end of the base near the corners, and the bottom end of the base is fixedly connected to the top end of the universal wheels.

[0013] The beneficial effects of the present utility model are as follows:

[0014] 1. Through the structural design of the disassembly mechanism of the present utility model, the function of facilitating the removal of the extrusion port for replacement is realized, solving the problem that the existing extruder does not have components that can facilitate the disassembly and replacement of the die port. When it is necessary to extrude rubbers of different sizes according to needs, the extrusion port cannot be directly removed and replaced with different-sized extrusion ports for processing, so that only one specification size of rubber can be extruded during use, thus improving the convenience during use;

[0015] 2. Through the structural design of the universal wheels, the utility model realizes the function of facilitating movement, solves the problem that the existing extruder does not have components for facilitating movement. When it is necessary to move the extruder main body, it is impossible to directly move the extruder main body by manpower, and the difficulty of movement is large and it is not easy to operate, and improves the convenience during movement. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0017] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0018] Figure 2 is a partial sectional structural schematic diagram of the present utility model;

[0019] Figure 3 is of the present utility model Figure 1 is a schematic enlarged view of part A in the structure diagram;

[0020] Figure 4 is of the present utility model Figure 2 is a schematic enlarged view of part B in the structure diagram.

[0021] In the figure: 1, base; 2, extruder main body; 3, extrusion port; 10, first fixing block; 11, rotating groove; 12, first rotating block; 13, threaded rod; 14, second rotating block; 15, second fixing block; 16, support rod; 17, moving plate; 18, first slot; 19, inserting rod; 20, second slot; 21, inserting block; 22, third fixing block; 23, universal wheel. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only some of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model.

[0023] Please refer to Figures 1 - 4As shown in the figure, an extruder for aircraft tire production includes a base 1; the top end of the base 1 is welded to the bottom end of the extruder body 2. There is an extrusion port 3 at the rear end of the extruder body 2, and a disassembly mechanism is provided between the extruder body 2 and the extrusion port 3;

[0024] The disassembly mechanism includes first fixing blocks 10 which are arranged on both sides of the extrusion port 3 near the front position. The bottom ends of the first fixing blocks 10 are welded to the side ends of the extrusion port 3. A rotating groove 11 is formed at the top end of the first fixing block 10. The inside of the rotating groove 11 is sleeved outside the first rotating block 12, and the rotating groove 11 is rotatably connected to the first rotating block 12. Both the rotating groove 11 and the first rotating block 12 are circularly designed. The top end of the first rotating block 12 is welded to the bottom end of the threaded rod 13, and the top end of the threaded rod 13 is welded to the bottom end of the second rotating block 14;

[0025] During operation, first rotate the second rotating blocks 14 on both sides of the extrusion port 3 to drive the threaded rod 13 and the first rotating block 12 to rotate synchronously. And the bottom end of the first rotating block 12 rotates along the inside of the rotating groove 11 formed at the top end of the first fixing block 10, which is used to remove the extrusion port for easy replacement of different models in the later stage.

[0026] Furthermore, a second fixing block 15 is sleeved outside the top end of the threaded rod 13, and the threaded rod 13 is rotatably connected to the second fixing block 15. The top end of the threaded rod 13 and the inner wall of the second fixing block 15 are both circularly designed. The bottom end of the second fixing block 15 near the rear position is welded to the top end of the support rod 16, and the bottom end of the support rod 16 is welded to the top end of the first fixing block 10. The support rod 16 is circular rod designed;

[0027] During operation, the threaded rod 13 rotates, and the top end of the threaded rod 13 rotates along the inside of the second fixing block 15 at the top end of the support rod 16, which is used to remove the extrusion port for easy replacement of different models in the later stage.

[0028] Furthermore, a moving plate 17 is sleeved outside the threaded rod 13, and the threaded rod 13 is threadedly connected to the moving plate 17. The moving plate 17 near the rear position is sleeved outside the support rod 16, and the moving plate 17 is slidably connected to the support rod 16. The inner wall of the moving plate 17 sleeved outside the support rod 16 is circularly designed;

[0029] During operation, the threaded rod 13 rotates to drive the moving plate 17 to move upward along the surface of the threaded rod 13. At the same time, the moving plate 17 near the rear position moves along the surface of the support rod 16, which is used to remove the extrusion port for easy replacement of different models in the later stage.

[0030] Further, the bottom end of the moving plate 17 near the front position is welded to the top end of the insertion rod 19. Third fixing blocks 22 are provided on both sides of the rear end of the extruder body 2, and the side end of the extruder body 2 is welded to the bottom end of the third fixing blocks 22. A first insertion slot 18 is opened at the top end of the third fixing block 22. The bottom end of the insertion rod 19 is inserted into the first insertion slot 18, and the insertion rod 19 is slidably connected to the first insertion slot 18. Both the insertion rod 19 and the first insertion slot 18 are circularly designed;

[0031] During operation, the moving plate 17 moves upward, driving the insertion rod 19 to move outward along the first insertion slot 18 opened at the top end of the third fixing block 22 until the insertion rod 19 completely disengages from the first insertion slot 18, which is used to remove the extrusion port for easy replacement of different models in the later stage.

[0032] Further, a second insertion slot 20 is opened at the rear end of the extruder body 2. The front end of the extrusion port 3 is welded to the rear end of the insertion block 21. The front end of the insertion block 21 is inserted into the second insertion slot 20, and the insertion block 21 is slidably connected to the second insertion slot 20. Both the insertion block 21 and the second insertion slot 20 are circularly designed;

[0033] During operation, the extrusion port 3 is pulled outwards, driving the insertion block 21 to move outwards along the second insertion slot 20 opened at the rear end of the extruder body 2 until it completely disengages from the second insertion slot 20, at which point the extrusion port 3 is separated from the extruder body 2, which is used to remove the extrusion port for easy replacement of different models in the later stage.

[0034] Further, universal wheels 23 are provided at the bottom end of the base 1 near the corners, and the bottom end of the base 1 is welded to the top end of the universal wheels 23;

[0035] During operation, the base 1 is pushed, driving the universal wheels 23 at the bottom end of the base 1 to move until it stops being pushed at a suitable position, which is used for movement.

[0036] Working principle: When it is necessary to remove the extrusion outlet for later replacement with different models, first rotate the second rotating blocks 14 on both sides of the extrusion outlet 3, driving the threaded rod 13 and the first rotating block 12 to rotate synchronously. And the bottom end of the first rotating block 12 rotates along the inside of the rotating groove 11 opened at the top end of the first fixing block 10. And when the threaded rod 13 rotates, the top end of the threaded rod 13 rotates along the inside of the second fixing block 15 at the top end of the support rod 16. At the same time, the rotation of the threaded rod 13 drives the moving plate 17 to move upward along the surface of the threaded rod 13. At the same time, the moving plate 17 moves along the surface of the support rod 16 near the rear position. When the moving plate 17 moves upward, it drives the insertion rod 19 to move outward along the inside of the first insertion slot 18 opened at the top end of the third fixing block 22 until the insertion rod 19 completely disengages from the inside of the first insertion slot 18. Then, pull out the extrusion outlet 3 outward, driving the insertion block 21 to move outward along the inside of the second insertion slot 20 opened at the rear end of the extruder body 2 until it completely disengages from the inside of the second insertion slot 20. At this time, the extrusion outlet 3 is separated from the extruder body 2, which is used to remove the extrusion outlet for later replacement with different models.

[0037] When it is necessary to move, push the base 1, driving the universal wheels 23 at the bottom end of the base 1 to move until it stops pushing at a suitable position, which is used for moving.

[0038] The above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, similar improvements, etc. made within the scope of the theory and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. An extruder for producing aircraft tires, comprising a base (1); characterized in that: The top end of the base (1) is fixedly connected to the bottom end of the extruder body (2); an extrusion port (3) is provided at the rear end of the extruder body (2); and a disassembly mechanism is provided between the extruder body (2) and the extrusion port (3); The disassembly mechanism comprises a first fixed block (10), the first fixed blocks (10) are arranged on both sides of the extrusion port (3) near the front position, and the bottom end of the first fixed block (10) is fixedly connected to the side end of the extrusion port (3), the top end of the first fixed block (10) is provided with a rotation groove (11), the inside of the rotation groove (11) is sleeved on the outside of the first rotation block (12), and the rotation groove (11) is rotationally connected to the first rotation block (12), the top end of the first rotation block (12) is fixedly connected to the bottom end of the threaded rod (13), and the top end of the threaded rod (13) is fixedly connected to the bottom end of the second rotation block (14).

2. The extruder for producing aircraft tires according to claim 1, characterized in that: A second fixing block (15) is sleeved on the outer side of the top end of the threaded rod (13), and the threaded rod (13) is rotatably connected to the second fixing block (15); the bottom end of the second fixing block (15) near the rear is fixedly connected to the top end of the support rod (16); and the bottom end of the support rod (16) is fixedly connected to the top end of the first fixing block (10).

3. The extruder for producing aircraft tires according to claim 2, characterized in that: A movable plate (17) is sleeved on the outer side of the threaded rod (13), and the threaded rod (13) and the movable plate (17) are threadedly connected. The movable plate (17) is sleeved on the outer side of the support rod (16) near the rear position, and the movable plate (17) and the support rod (16) are slidably connected.

4. The extruder for producing aircraft tires according to claim 3, characterized in that: The bottom end of the movable plate (17) is fixedly connected to the top end of the insertion rod (19) near the front position, and third fixed blocks (22) are provided on both sides of the rear end of the extruder body (2), and the side end of the extruder body (2) is fixedly connected to the bottom end of the third fixed block (22), and the top end of the third fixed block (22) is provided with a first slot (18), the bottom end of the insertion rod (19) is inserted into the first slot (18), and the insertion rod (19) is slidably connected to the first slot (18).

5. The extruder for producing aircraft tires according to claim 4, characterized in that: A second slot (20) is provided at the rear end of the extruder body (2); the front end of the extrusion port (3) is fixedly connected to the rear end of the plug block (21); the front end of the plug block (21) is inserted into the second slot (20), and the plug block (21) is slidably connected to the second slot (20).

6. The extruder for producing aircraft tires according to claim 5, characterized in that: Universal wheels (23) are provided at the bottom end of the base (1) near the corner, and the bottom end of the base (1) is fixedly connected to the top end of the universal wheels (23).

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