Extruder discharging device for rubber production

Abstract

The utility model discloses an extruder discharge device for rubber production, which relates to the technical field of extruders and comprises a base, a screw extrusion cylinder is fixedly mounted at the top of the base, an extrusion head is arranged at one end of the screw extrusion cylinder, and a fixing component and a labyrinth seal structure are arranged between the screw extrusion cylinder and the extrusion head. According to the technical scheme provided by the utility model, by arranging the fixing assembly, specifically, when in use, the extrusion head is sleeved at one end of the screw extrusion barrel, then one end of the clamping rod is clamped on the outer side of one end of the extrusion head, the clamping block is clamped in the clamping groove, then one end of the movable deflector rod is pulled to enable the clamping rod to be pulled at the 1 / 5 position of one end of the movable deflector rod, and the clamping rod is clamped in the clamping groove under the action of the high-elasticity spring. The linkage clamping rod pulls the extrusion head, so that the extrusion head and the screw extrusion barrel are clamped, one end of the fixing ring sleeves the movable driving lever to fix the movable driving lever, the movable driving lever is pulled up to loosen the clamping rod during disassembly, the extrusion head can be quickly disassembled and assembled, and the portability of replacing the extrusion head is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of extruders, in particular to an extruder discharging device for rubber production. Background Art

[0002] The discharge device of the rubber extruder is a device used to process rubber materials. It usually consists of a machine and a set of screws, through which the rubber mixture or pre-processed rubber material is fed into the machine, and then the rubber is squeezed out of the extruder head under high temperature and high pressure to form the desired rubber product.

[0003] At present, when the discharge device of the rubber production extruder is in use, due to the different styles of the products produced, the extruder requires different extrusion heads when in use, so the extrusion heads often need to be replaced. However, most of the current extrusion heads are connected to the extruder barrel by bolts, and a screwdriver is required for disassembly and replacement, which reduces the convenience of replacing the extrusion heads. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a discharging device for an extruder for rubber production, so as to solve the problem that in the prior art, due to the different styles of products produced, the extruder requires different extrusion heads when in use, so the extrusion heads often need to be replaced, but most of the current extrusion heads are connected to the extruder barrel by bolts, and a screwdriver or tool is required for disassembly and replacement, which reduces the convenience of replacing the extrusion heads.

[0005] In view of this, the utility model provides a discharging device of an extruder for rubber production, comprising a base, a screw extrusion barrel is fixedly installed on the top of the base, an extrusion head is arranged at one end of the screw extrusion barrel, and a fixing component and a labyrinth sealing structure are arranged between the screw extrusion barrel and the extrusion head;

[0006] The fixing assembly includes a fixed block, a pull rod, a high-elasticity spring, a movable lever, a clamping rod, a clamping groove, a clamping block and a fixing ring. The fixed blocks are fixedly installed on both sides of one end of the screw extruder barrel, one end of the pull rod is slidably connected to the inner side of the fixed block, the high-elasticity spring is sleeved on the outer wall of one end of the pull rod, one end of the movable lever is rotatably connected to one end of the pull rod, one end of the clamping rod is rotatably connected to 1 / 5 of one end of the movable lever, the clamping groove is opened at the edge of one end of the extruder head, the clamping block is fixedly connected to the inner side of one end of the clamping rod, and the fixing ring is arranged on the outer wall of one end of the screw extruder barrel.

[0007] Optionally, one end of the high-elasticity spring is fixedly connected to one end of the pull rod, and the other end of the high-elasticity spring is abutted against one side of the fixed block.

[0008] Optionally, the inner side of one end of the clamping rod is disposed against the edge of the screw extrusion barrel.

[0009] Optionally, the card block matches the card slot, and the card block is fixedly installed inside the card slot.

[0010] Optionally, the inner arc surface of the fixing ring is aligned with the screw extrusion barrel, and one end of the fixing ring is sleeved on the side wall of one end of the movable lever.

[0011] Optionally, the labyrinth sealing structure includes a connecting platform, a first connecting step and a second connecting step, the connecting platform is fixedly connected to one end of the screw extruder barrel, and the first connecting step and the second connecting step are opened at one end of the extrusion head.

[0012] Optionally, the first connecting step is sleeved on the outer wall of the connecting platform, and the second connecting step is sleeved on the outer wall of one end of the screw extruder barrel.

[0013] It can be seen from the above technical solutions that the embodiments of the utility model have the following advantages:

[0014] 1. The utility model discloses a discharging device of an extruder for rubber production. Specifically, a fixing component is set. When in use, the extrusion head is sleeved on one end of a screw extrusion barrel, and then one end of a clamping rod is clamped on the outside of one end of the extrusion head, and a clamping block is clamped in a clamping groove. Then, one end of a movable lever is bent so that the clamping rod is pulled at 1 / 5 of one end of the movable lever, and under the action of a high-elasticity spring, the linkage clamping rod pulls the extrusion head so that the extrusion head and the screw extrusion barrel are clamped tightly, and one end of a fixing ring is sleeved on the movable lever to fix the movable lever. When disassembling, the movable lever is pulled up to loosen the clamping rod, and the extrusion head can be quickly disassembled and assembled, thereby improving the portability of replacing the extrusion head.

[0015] 2. The utility model provides a discharging device of an extruder for rubber production, which is provided with a labyrinth seal. Specifically, after the extrusion head is connected to the screw extrusion barrel, the first connecting step cooperates with the connecting platform, and the second connecting step cooperates with the outer wall of one end of the screw extrusion barrel to form a curved interface, thereby increasing the damping of the material passing through, thereby improving the connection sealing between the screw extrusion barrel and the extrusion head.

[0016] These features and advantages of the present invention will be disclosed in detail in the following specific implementation manners and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings:

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is an exploded view of the local structure of the utility model;

[0020] Figure 3 This is an expanded view of the fixing assembly of the utility model;

[0021] Figure 4 This is a schematic diagram of the same end structure of the screw extruder of the utility model;

[0022] Figure 5 This is a schematic diagram of the inner structure of one end of the extrusion head of the utility model.

[0023] Explanation of the reference numerals: 1. base; 2. screw extruder barrel; 3. extrusion head; 401. fixed block; 402. pull rod; 403. high elastic spring; 404. movable lever; 405. clamping rod; 406. clamping groove; 407. clamping block; 408. fixed ring; 501. connecting platform; 502. first connecting ladder platform; 503. second connecting ladder platform. DETAILED DESCRIPTION

[0024] The following is an explanation and description of the technical scheme of the embodiment of the utility model in conjunction with the drawings of the embodiment of the utility model, but the following embodiment is only a preferred embodiment of the utility model, not all. Based on the embodiment in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the utility model.

[0025] A discharging device for an extruder for rubber production according to an embodiment of the utility model will be described in detail below in conjunction with the accompanying drawings.

[0026] Example 1

[0027] For easier understanding, see Figures 1 to 4 The utility model provides an embodiment of a rubber production extruder discharge device, comprising a base 1, a screw extrusion barrel 2 is fixedly installed on the top of the base 1, an extrusion head 3 is arranged at one end of the screw extrusion barrel 2, and a fixed component and a labyrinth sealing structure are arranged between the screw extrusion barrel 2 and the extrusion head 3;

[0028] The fixing assembly includes a fixing block 401, a pull rod 402, a high elastic spring 403, a movable lever 404, a clamping rod 405, a clamping slot 406, a clamping block 407 and a fixing ring 408. The fixing block 401 is fixedly mounted on both sides of one end of the screw extruder barrel 2, one end of the pull rod 402 is slidably connected to the inner side of the fixing block 401, the high elastic spring 403 is sleeved on the outer wall of one end of the pull rod 402, one end of the movable lever 404 is rotatably connected to one end of the pull rod 402, one end of the clamping rod 405 is rotatably connected to 1 / 5 of one end of the movable lever 404, and the clamping slot 406 is provided at one end of the extruder head 3. At the edge, the block 407 is fixedly connected to the inner side of one end of the clamping rod 405, the fixed ring 408 is arranged on the outer wall of one end of the screw extrusion barrel 2, one end of the high elastic spring 403 is fixedly connected to one end of the pull rod 402, and the other end of the high elastic spring 403 is against one side of the fixed block 401, and the inner side of one end of the clamping rod 405 is against the edge of the screw extrusion barrel 2, the block 407 matches the clamping groove 406, and the block 407 is fixedly installed on the inner side of the clamping groove 406, the inner arc surface of the fixed ring 408 is aligned with the screw extrusion barrel 2, and one end of the fixed ring 408 is sleeved on the side wall of one end of the movable lever 404.

[0029] It should be noted that, by setting the pull rod 402, the movable lever 404 and the clamping rod 405, the pull rod 402, the movable lever 404 and the clamping rod 405 are linked and cooperated to quickly fix and disassemble the extruder head 3, the extruder head 3 is sleeved on one end of the screw extruder barrel 2, and then one end of the clamping rod 405 is clamped on the outside of one end of the extruder head 3, and the clamping block 407 is clamped into the clamping groove 406, and then one end of the movable lever 404 is bent so that one end of the movable lever 404 is pulled at 1 / 5 of one end, and the high elastic force is released. Under the action of the spring 403, the linkage clamping rod 405 pulls the extrusion head 3, so that the extrusion head 3 is clamped with the screw extrusion barrel 2, and one end of the fixing ring 408 is sleeved on the movable lever 404 to fix the movable lever 404. When disassembling, the fixing ring 408 is taken out and the movable lever 404 is pulled outward. At this time, 1 / 5 of one end of the movable lever 404 will push the clamping rod 405, so that the clamping block 407 set on the clamping rod 405 is disengaged from the clamping groove 406. At this time, the extrusion head 3 can be pulled out and the extrusion head 3 can be removed from the screw extrusion barrel 2.

[0030] Example 2

[0031] In some embodiments, Figure 4 , Figure 5 As shown, the labyrinth sealing structure includes a connecting platform 501, a first connecting step 502 and a second connecting step 503. The connecting platform 501 is fixedly connected to one end of the screw extruder barrel 2, the first connecting step 502 and the second connecting step 503 are opened at one end of the extruder head 3, the first connecting step 502 is sleeved on the outer wall of the connecting platform 501, and the second connecting step 503 is sleeved on the outer wall of one end of the screw extruder barrel 2.

[0032] It should be noted that by providing a connecting platform 501, a first connecting step 502 and a second connecting step 503, after the extrusion head 3 is connected to the screw extrusion barrel 2, the first connecting step 502 cooperates with the connecting platform 501, and the second connecting step 503 cooperates with the outer wall of one end of the screw extrusion barrel 2 to form a curved interface, thereby increasing the damping of the material passing therethrough, thereby improving the connection sealing between the screw extrusion barrel 2 and the extrusion head 3.

[0033] Working principle: When in use, first connect the extruder head 3 with the screw extruder barrel 2. After the extruder head 3 is connected with the screw extruder barrel 2, the first connecting step 502 cooperates with the connecting step 501, and the second connecting step 503 cooperates with the outer wall of one end of the screw extruder barrel 2 to form a curved interface to increase the damping of the material passing through. Then, one end of the clamping rod 405 is clamped on the outer side of one end of the extruder head 3, and the clamping block 407 is clamped into the clamping groove 406. Then, one end of the movable lever 404 is bent so that one end of the movable lever 404 is pulled at 1 / 5 of one end, and the high elastic spring 40 3, the linkage clamping rod 405 pulls the extrusion head 3, so that the extrusion head 3 is clamped with the screw extrusion barrel 2, and one end of the fixing ring 408 is sleeved on the movable lever 404 to fix the movable lever 404. When disassembling, the fixing ring 408 is taken out and the movable lever 404 is pulled outward. At this time, 1 / 5 of one end of the movable lever 404 will push the clamping rod 405, so that the clamping block 407 set on the clamping rod 405 is disengaged from the clamping groove 406. At this time, the extrusion head 3 can be pulled out and the extrusion head 3 can be removed from the screw extrusion barrel 2, so as to facilitate the quick replacement and installation of the extrusion head 3.

[0034] As described above, the above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A discharging device for an extruder for rubber production, characterized in that: The invention comprises a base (1), a screw extrusion barrel (2) is fixedly mounted on the top of the base (1), an extrusion head (3) is arranged at one end of the screw extrusion barrel (2), and a fixing component and a labyrinth sealing structure are arranged between the screw extrusion barrel (2) and the extrusion head (3); The fixing assembly comprises a fixing block (401), a pull rod (402), a high elastic spring (403), a movable lever (404), a clamping rod (405), a clamping groove (406), a clamping block (407) and a fixing ring (408); the fixing block (401) is fixedly mounted on both sides of one end of the screw extruder barrel (2); one end of the pull rod (402) is slidably connected to the inner side of the fixing block (401); the high elastic spring (403) is sleeved On the outer wall of one end of the pull rod (402), one end of the movable lever (404) is rotatably connected to one end of the pull rod (402), one end of the clamping rod (405) is rotatably connected to 1 / 5 of one end of the movable lever (404), the clamping groove (406) is opened at the edge of one end of the extrusion head (3), the clamping block (407) is fixedly connected to the inner side of one end of the clamping rod (405), and the fixing ring (408) is arranged on the outer wall of one end of the screw extruder barrel (2).

2. The extruder discharging device for rubber production according to claim 1, characterized in that: One end of the high-elasticity spring (403) is fixedly connected to one end of the pull rod (402), and the other end of the high-elasticity spring (403) is abutted against one side of the fixed block (401).

3. The extruder discharging device for rubber production according to claim 1, characterized in that: The inner side of one end of the clamping rod (405) is disposed against the edge of the screw extrusion barrel (2).

4. The extruder discharging device for rubber production according to claim 1, characterized in that: The card block (407) matches the card slot (406), and the card block (407) is fixedly installed inside the card slot (406).

5. The extruder discharging device for rubber production according to claim 1, characterized in that: The inner arc surface of the fixing ring (408) is aligned with the screw extrusion barrel (2), and one end of the fixing ring (408) is sleeved on the side wall of one end of the movable lever (404).

6. The extruder discharging device for rubber production according to claim 1, characterized in that: The labyrinth sealing structure comprises a connecting platform (501), a first connecting platform (502) and a second connecting platform (503), wherein the connecting platform (501) is fixedly connected to one end of the screw extruder barrel (2), and the first connecting platform (502) and the second connecting platform (503) are opened at one end of the extrusion head (3).

7. The extruder discharging device for rubber production according to claim 6, characterized in that: The first connecting platform (502) is sleeved on the outer wall of the connecting platform (501), and the second connecting platform (503) is sleeved on the outer wall of one end of the screw extruder barrel (2).

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