Rubber foaming device

Abstract

The utility model discloses a rubber foaming device which comprises a reaction barrel and a sealing cover, a support is arranged on one side of the reaction barrel; the sealing cover is slidably arranged on one side of the support; a stirring assembly and a scraping assembly are arranged on the sealing cover; the stirring assembly comprises a first motor, a rotating shaft and a stirring rod, the first motor is fixedly arranged at the top of the sealing cover, the output end of the first motor is connected with the rotating shaft, the rotating shaft is rotationally arranged at the bottom of the sealing cover, and the stirring rod is fixedly arranged on the side face of the rotating shaft; the scraping assembly comprises a scraping plate which is arranged at the bottom of the sealing cover; an extrusion assembly is arranged below the reaction barrel, and a feed hopper of the extrusion assembly is connected with a bottom discharge port of the reaction barrel. The side face of the scraping plate is tightly attached to the inner wall of the reaction barrel for scraping, residual materials are thoroughly removed, meanwhile, the bottom of the scraping plate pushes the reaction materials, the reaction materials smoothly enter the extrusion assembly from the bottom of the reaction barrel to be extruded and shaped, the utilization rate of the materials is increased, and the workload of manual cleaning is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to foaming equipment technical field especially relates to a rubber foaming device. BACKGROUND

[0002] Rubber foaming is a kind of process by physical or chemical method in rubber form microcellular structure, is widely used in the manufacture light, soft, elastic good foamed rubber product. However, the existing rubber foaming device has the following problems in actual use: after rubber foaming reaction, material viscosity is greater, it is easy to adhere to the inner wall and bottom of reaction bucket, leading to discharge, affect production efficiency, reaction bucket inner wall is easy to remain foamed rubber, not only causes raw material waste, it also can affect the quality of next batch product. UTILITY MODEL CONTENTS

[0003] Based on the above background, the utility model aims at providing a rubber foaming device.

[0004] To achieve the above object, the utility model adopts the following technical scheme:

[0005] A kind of rubber foaming device, including reaction bucket and sealing cover;

[0006] The reaction bucket side is equipped with support, the sealing cover is slidably arranged in the side of support, and the sealing cover is arranged above the reaction bucket, for sealing or opening the top of reaction bucket;

[0007] The sealing cover is equipped with stirring assembly and scraping assembly;

[0008] The stirring assembly includes first motor, rotating shaft and stirring rod, the first motor is fixedly arranged at the top of sealing cover, the output end of the first motor is connected with the rotating shaft, the rotating shaft is rotatably arranged at the bottom of sealing cover, and the stirring rod is fixedly arranged at the side of rotating shaft;

[0009] The scraping assembly includes scraper, the scraper is arranged at the bottom of sealing cover, and can be moved down to scrape the inner wall of reaction bucket;

[0010] The reaction bucket lower is equipped with extrusion assembly, and the feed hopper of extrusion assembly is connected with the bottom discharge port of reaction bucket.

[0011] Further, the top of sealing cover is equipped with reset button, and the reset button is electrically connected with first motor.

[0012] Through the technical scheme, the rubber raw material and the foaming agent are poured from the top of the reaction bucket, the sealing cover is moved downward to tightly cover the reaction bucket, the first motor drives the rotating shaft to rotate, the stirring rod is driven to fully stir the materials, the rubber raw material and the foaming agent are uniformly mixed, and thus the foaming effect and product quality are improved. After the reaction is completed, the rotating shaft and the stirring rod are reset to the initial position through the reset button, and then the scraper is driven to descend. The side surface of the scraper is tightly attached to the inner wall of the reaction bucket to scrape off the residual materials, the bottom of the scraper pushes the reaction materials to smoothly enter the extrusion assembly from the bottom of the reaction bucket to be extruded and shaped, the utilization rate of the materials is improved, the workload of manual cleaning is reduced, and the production efficiency and equipment reliability are significantly improved.

[0013] Further, the scraper is cylindrical, and a through groove is formed in the scraper and corresponds to the stirring rod.

[0014] The scraper is sleeved outside the rotating shaft and is in sliding connection with the rotating shaft.

[0015] Through the technical scheme, when the scraper is moved downward to push out the materials and scrape the inner wall of the reaction bucket, the through groove and the connection between the scraper and the rotating shaft can ensure that the rotating shaft and the stirring rod do not hinder the movement of the scraper.

[0016] Further, a first groove is formed in the side of the support close to the reaction bucket, a threaded rod is rotatably arranged in the first groove, one end of the threaded rod extends out of the first groove and is connected with a second motor, and the second motor is fixedly arranged at the top of the support.

[0017] A connecting block is fixedly arranged at the side of the sealing cover, the connecting block is slidingly arranged in the first groove, and the connecting block is in threaded connection with the threaded rod.

[0018] Through the technical scheme, the second motor drives the threaded rod to rotate, thereby driving the connecting block to move up and down in the first groove, so that the sealing cover is closed and opened with the reaction bucket.

[0019] Further, the scraping assembly further comprises a sliding rod, a moving plate and a cylinder; the sliding rod is provided with four sliding rods and is symmetrically arranged at the top of the scraper.

[0020] One end of the sliding rod extends out of the sealing cover and is connected with the moving plate, and the sliding rod is in sliding connection with the sealing cover.

[0021] A fixing frame is arranged at the top of the sealing cover, a cylinder is arranged at the top of the fixing frame, and the output end of the cylinder is fixedly connected with the moving plate.

[0022] Through the technical scheme, after the reaction of the materials is completed, the moving plate is driven to descend by the cylinder, the moving plate pushes the sliding rod to move downward, and thus the scraper is pushed to move downward in the reaction bucket.

[0023] Further, the moving plate is provided with a through groove for the first motor to pass through the moving plate.

[0024] Further, the extrusion assembly further comprises an extrusion barrel, a screw conveyor, a third motor and a discharge hopper.

[0025] The extrusion barrel is arranged below the reaction barrel, and the feeding hopper is arranged at the top of the extrusion barrel.

[0026] The screw conveyor is rotatably arranged in the extrusion barrel, one end of the screw conveyor passes through the extrusion barrel and is connected with the output end of the third motor, and the third motor is fixedly arranged on the side of the extrusion barrel.

[0027] The discharge hopper is arranged at the bottom of the extrusion barrel and is arranged at the end of the extrusion barrel away from the feeding hopper.

[0028] Through the above technical scheme, after the material after the reaction enters the extrusion barrel from the feeding hopper, the screw conveyor is driven by the third motor to convey the material, and the material is extruded from the discharge hopper.

[0029] The utility model has the following beneficial effects:

[0030] After the rubber raw material and the foaming agent are put into from the top of the reaction barrel, the sealing cover is moved downward to tightly cover the reaction barrel, the sealing property of the reaction process is ensured, the rotating shaft is rotated by the first motor, the stirring rod is driven to fully stir the material, the rubber raw material and the foaming agent are uniformly mixed, and thus the foaming effect and the product quality are improved. After the reaction is completed, the rotating shaft and the stirring rod are reset to the initial position through the reset button, and then the scraper is driven to descend. The side surface of the scraper is closely attached to the inner wall of the reaction barrel for scraping, the residual material is completely removed, the reaction material is pushed by the bottom of the scraper, the reaction material is smoothly fed from the bottom of the reaction barrel into the extrusion assembly for extrusion and shaping, the utilization rate of the material is improved, the workload of manual cleaning is reduced, and the production efficiency and the equipment reliability are significantly improved. BRIEF DESCRIPTION OF DRAWINGS

[0031] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to the structure shown in the drawings without creating creative labor.

[0032] Figure 1 It is a sectional view of the utility model;

[0033] Figure 2 It is a three-dimensional structure schematic view of the utility model;

[0034] Figure 3 It is a three-dimensional structure schematic view of the scraping assembly of the utility model;

[0035] Figure 4 It is a three-dimensional structure schematic view of the sealing cover and support of the utility model.

[0036] 1. reaction bucket;

[0037] 2. sealing cover;21. reset button;22. fixing frame;

[0038] 3. support;31. first groove;32. threaded rod;33. second motor;34. connecting block;

[0039] 41. first motor;42. rotating shaft;43. stirring rod;

[0040] 51. scraper;52. through groove;53. sliding rod;54. moving plate;55. air cylinder;56. through groove;

[0041] 61. feeding hopper;62. extruding barrel;63. screw conveyor;64. third motor;65. discharging hopper. DETAILED DESCRIPTION

[0042] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0043] It should be noted that all directionality indications (such as up, down, left, right, front, back, etc.) in the embodiments of the utility model are only used to explain the relative positional relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directionality indications also change accordingly.

[0044] In addition, the description of "first", "second" and the like in the utility model is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of those skilled in the art, and when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.

[0045] AsFigures 1-4 As shown in the figure, a rubber foaming device comprises a reaction barrel 1 and a sealing cover 2; the reaction barrel 1 is provided with a support 3 on one side, the sealing cover 2 is slidingly arranged on one side of the support 3, and the sealing cover 2 is arranged above the reaction barrel 1 for sealing or opening the top of the reaction barrel 1; the sealing cover 2 is provided with a stirring assembly and a scraping assembly; the stirring assembly comprises a first motor 41, a rotating shaft 42 and a stirring rod 43, the first motor 41 is fixedly arranged on the top of the sealing cover 2, the output end of the first motor 41 is connected with the rotating shaft 42, the rotating shaft 42 is rotatably arranged on the bottom of the sealing cover 2, and the stirring rod 43 is fixedly arranged on the side of the rotating shaft 42; the scraping assembly comprises a scraper 51, the scraper 51 is arranged on the bottom of the sealing cover 2, the scraper 51 is in a cylindrical shape, and a through groove 52 is formed in the scraper 51 and corresponds to the stirring rod 43; the scraper 51 is sleeved outside the rotating shaft 42 and is slidingly connected with the rotating shaft 42, and can be moved downward to scrape the inner wall of the reaction barrel 1, and when the scraper 51 is moved downward into the reaction barrel 1, the circumferential side is in abutment with the inner wall of the reaction barrel 1; an extrusion assembly is arranged below the reaction barrel 1, a feeding hopper 61 of the extrusion assembly is connected with the bottom discharge port of the reaction barrel 1, a reset button 21 is arranged on the top of the sealing cover 2, and the reset button 21 is electrically connected with the first motor 41.

[0046] Specifically, the support 3 is provided with a first groove 31 on the side close to the reaction barrel 1, a threaded rod 32 is rotatably arranged in the first groove 31, one end of the threaded rod 32 extends out of the first groove 31 and is connected with a second motor 33, and the second motor 33 is fixedly arranged on the top of the support 3; a connecting block 34 is fixedly arranged on the side of the sealing cover 2, the connecting block 34 is slidingly arranged in the first groove 31, and the connecting block 34 is threadedly connected with the threaded rod 32, the threaded rod 32 is driven to rotate by the second motor 33, so as to drive the connecting block 34 to move up and down in the first groove 31, thereby realizing the closing and opening of the sealing cover 2 and the reaction barrel 1.

[0047] Specifically, the scraping assembly further comprises a sliding rod 53, a moving plate 54 and a gas cylinder 55; the sliding rod 53 is provided with four, and is symmetrically arranged on the top of the scraper 51, so as to better stably move the scraper 51 and push out the material; one end of the sliding rod 53 extends out of the sealing cover 2 and is connected with the moving plate 54, and the sliding rod 53 is slidingly connected with the sealing cover 2; a fixing frame 22 is arranged on the top of the sealing cover 2, the top of the fixing frame 22 is provided with the gas cylinder 55, the output end of the gas cylinder 55 is fixedly connected with the moving plate 54, and a through groove 56 is formed in the moving plate 54 for the first motor 41 to pass through the moving plate 54.

[0048] Specifically, the extrusion assembly further comprises an extrusion barrel 62, a screw conveyor 63, a third motor 64 and a discharge hopper 65; the extrusion barrel 62 is arranged below the reaction barrel 1, and the feeding hopper 61 is arranged at the top of the extrusion barrel 62; the screw conveyor 63 is rotatably arranged in the extrusion barrel 62, and one end of the screw conveyor 63 penetrates through the extrusion barrel 62 and is connected with the output end of the third motor 64, and the third motor 64 is fixedly arranged on the side of the extrusion barrel 62; the discharge hopper 65 is arranged at the bottom of the extrusion barrel 62 and at the end of the extrusion barrel 62 away from the feeding hopper 61.

[0049] The working principle of the utility model is: after the rubber raw material and the foaming agent are poured from the top of the reaction barrel 1, the second motor 33 drives the threaded rod 32 to rotate, thereby driving the connecting block 34 to move downwards in the first groove 31, the sealing cover 2 is covered with the reaction barrel 1, the first motor 41 drives the rotating shaft 42 to rotate, drives the stirring rod 43 to fully stir the material, makes the rubber raw material and the foaming agent mix evenly, thereby improving the foaming effect and product quality, after the reaction is finished, the moving plate 54 is driven to descend by the cylinder 55, the moving plate 54 pushes the sliding rod 53 to move downwards, thereby pushing the scraper 51 to move downwards in the reaction barrel 1, pushes out the material, and when the inner wall of the reaction barrel 1 is scraped, the setting of the through groove 52 and the connection setting of the scraper 51 and the rotating shaft 42 can ensure that the rotating shaft 42 and the stirring rod 43 do not hinder the movement of the scraper 51, after the material enters the extrusion barrel 62 from the feeding hopper 61, the screw conveyor 63 is driven by the third motor 64 to convey the material, and the material is extruded from the discharge hopper 65.

[0050] Of course, the above description is not a limitation of the utility model, and the utility model is not limited to the above examples, and the changes, modifications, additions or replacements made by the technical personnel in the technical field within the essential scope of the utility model should also belong to the protection scope of the utility model.

Claims

1. A rubber foaming device comprising a reaction bucket (1) and a sealing cover (2), characterized in that: The reaction barrel (1) is provided with a support (3) on one side, the sealing cover (2) is slidably arranged on one side of the support (3), and the sealing cover (2) is arranged above the reaction barrel (1) for sealing or opening the top of the reaction barrel (1); The sealing cover (2) is provided with a stirring assembly and a scraping assembly; The stirring assembly comprises a first motor (41), a rotating shaft (42) and a stirring rod (43), the first motor (41) is fixedly arranged on the top of the sealing cover (2), the output end of the first motor (41) is connected with the rotating shaft (42), the rotating shaft (42) is rotatably arranged on the bottom of the sealing cover (2), and the stirring rod (43) is fixedly arranged on the side surface of the rotating shaft (42); The scraping assembly comprises a scraper (51), the scraper (51) is arranged on the bottom of the sealing cover (2) and can be moved downward to scrape the inner wall of the reaction barrel (1); The reaction barrel (1) is provided with an extrusion assembly below, and the feeding hopper (61) of the extrusion assembly is connected with the bottom discharge port of the reaction barrel (1).

2. The rubber foaming device of claim 1, wherein: The top of the sealing cover (2) is provided with a reset button (21), and the reset button (21) is electrically connected with the first motor (41).

3. The rubber foaming device of claim 2, wherein: The scraper (51) is cylindrical, and a through groove (52) is formed in the scraper (51) and corresponds to the stirring rod (43); The scraper (51) is sleeved outside the rotating shaft (42) and is slidably connected with the rotating shaft (42).

4. The rubber foaming device of claim 1, wherein: The support (3) is provided with a first groove (31) on the side close to the reaction barrel (1), a threaded rod (32) is rotatably arranged in the first groove (31), one end of the threaded rod (32) extends out of the first groove (31) and is connected with a second motor (33), and the second motor (33) is fixedly arranged on the top of the support (3); A connecting block (34) is fixedly arranged on the side of the sealing cover (2), the connecting block (34) is slidably arranged in the first groove (31), and the connecting block (34) is threadedly connected with the threaded rod (32).

5. The rubber foaming device of claim 1, wherein: The scraping assembly further comprises a sliding rod (53), a moving plate (54) and a gas cylinder (55); the sliding rod (53) is provided with four sliding rods (53) which are symmetrically arranged on the top of the scraper (51), one end of the sliding rod (53) extends out of the sealing cover (2) and is connected with the moving plate (54), and the sliding rod (53) is slidably connected with the sealing cover (2); The top of the sealing cover (2) is provided with a fixing frame (22), the top of the fixing frame (22) is provided with a gas cylinder (55), and the output end of the gas cylinder (55) is fixedly connected with the moving plate (54).

6. The rubber foaming device of claim 5, wherein: A through groove (56) is formed in the moving plate (54).

7. The rubber foaming device according to any one of claims 1 to 6, characterized in that: The extrusion assembly further comprises an extrusion barrel (62), a spiral conveyor (63), a third motor (64) and a discharge hopper (65); The extrusion barrel (62) is arranged below the reaction barrel (1), and the feeding hopper (61) is arranged on the top of the extrusion barrel (62); The screw conveyor (63) is arranged in the extrusion barrel (62) and one end of the screw conveyor (63) penetrates the extrusion barrel (62) and is connected with the output end of the third motor (64), and the third motor (64) is fixedly arranged on the side of the extrusion barrel (62). The discharge hopper (65) is arranged at the bottom of the extrusion barrel (62) and at the end of the extrusion barrel (62) away from the feeding hopper (61).

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