Silicone rubber internal mixer

Abstract

The utility model relates to the technical field of silicone rubber preparation, and discloses a silicone rubber internal mixer which comprises a workbench and a mixing barrel, the right side of the top of the workbench is fixedly connected with a fixing block, the top of the fixing block is fixedly connected with a motor, and the output end of the motor penetrates through the right side of the mixing barrel and is fixedly connected with a rotating column. And a plurality of rotating blades are fixedly connected to the outer wall of the rotating column, rotating rods are rotationally connected to one sides of the multiple rotating blades, and scraping pieces are rotationally connected to one sides of the multiple rotating rods. According to the utility model, the motor drives the rotating column to rotate, the scraping blades start to scrape the inner wall of the mixing barrel, and the plurality of rotating rods connected to the inner wall of the mixing barrel enable the scraping blades to generate vibration when touching the scraping blades, so that a mixture cannot be attached to the scraping blades, and the effect of cleaning the inner wall of the mixing barrel is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of silicone rubber preparation, especially to a silicone rubber internal mixer. BACKGROUND

[0002] Silicone rubber is also known as silicone or silicone resin, which has excellent high-temperature resistance, low-temperature resistance, flexibility and electrical insulation performance, and is widely used in construction, electronics, automobiles and medical fields. It is an indispensable material in many industries and plays an important role in daily life and industrial production.

[0003] The silicone rubber internal mixer is a device for silicone rubber production. By rotating the rotating blades in the mixing barrel at high speed, the silicone rubber raw materials are mixed, heated and compressed, achieving efficient mixing in a short time and obtaining uniform silicone rubber mixture.

[0004] When the internal mixer is working, the viscous mixture in the mixing barrel will adhere to the inner wall of the mixing barrel after heating. After natural cooling, the adhered mixture will tightly stick to the inner wall of the mixing barrel, increasing the difficulty of cleaning the inner wall of the mixing barrel. Therefore, a silicone rubber internal mixer is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] To make up for the above shortcomings, the utility model provides a silicone rubber internal mixer, aiming to improve the problem that the mixture is difficult to clean when the internal mixer is working.

[0006] To achieve the above purpose, the utility model adopts the following technical scheme: a silicone rubber internal mixer, comprising a workbench and a mixing barrel, the top right side of the workbench is fixedly connected with a fixed block, the top of the fixed block is fixedly connected with a motor, the output end of the motor penetrates the right side of the mixing barrel and is fixedly connected with a rotating column, the left end of the rotating column is rotatably connected to the inner wall left side of the mixing barrel, the outer wall of the rotating column is fixedly connected with a plurality of rotating blades, one side of each of the plurality of rotating blades is rotatably connected with a rotating rod, one side of each of the plurality of rotating rods is rotatably connected with a scraper, the outer wall of each of the plurality of rotating blades is fixedly connected with a blocking block, the inner wall of the mixing barrel is fixedly connected with a plurality of blocking rods, the outer wall of the mixing barrel is communicated with a feeding pipe, the outer wall of the feeding pipe is fixedly connected with a fixed frame, the inner wall top end of the fixed frame is fixedly connected with an electric telescopic rod, the bottom end of the electric telescopic rod is fixedly connected with a sealing plate, the inner wall bottom end of the feeding pipe is fixedly connected with a one-way valve, the top of the workbench is provided with a fixing mechanism, and the fixing mechanism is used to improve the stability of the mixing barrel.

[0007] Further description of the above technical scheme:

[0008] The fixing mechanism comprises a fixing base, the bottom of the fixing base is fixedly connected to the top of the workbench, the inner wall of the fixing base is rotatably connected with two rotating shafts on the front and back sides, the outer side of the rotating shafts is rotatably connected with electric push rods, one end of the electric push rods is rotatably connected with fixing arc plates, the bottom end of the fixing arc plates is rotatably connected with rotating rods, and the outer wall of the rotating rods is rotatably connected to the inner wall bottom of the fixing base on the front and back sides.

[0009] As a further description of the above technical solution:

[0010] The bottom of the workbench is rotatably connected with connecting seats at four corners, and the inner wall of the connecting seats is rotatably connected with rollers.

[0011] As a further description of the above technical solution:

[0012] The left side of the workbench is fixedly connected with a push rod, and the outer wall of the push rod is fixedly connected with a rubber sleeve.

[0013] As a further description of the above technical solution:

[0014] The top right side of the workbench is fixedly connected with a control console, and the control console is electrically connected with the motor, the electric telescopic rod and the electric push rod.

[0015] As a further description of the above technical solution:

[0016] The outer wall of the material conveying pipe is communicated with a feeding pipe, and the top end of the feeding pipe is communicated with a feeding port.

[0017] As a further description of the above technical solution:

[0018] The top end of the sealing plate is fixedly connected with a rubber ring, and the outer dimension of the rubber ring matches the inner dimension of the material conveying pipe.

[0019] As a further description of the above technical solution:

[0020] The adjacent side of the fixing arc plate is fixedly connected with two rubber pads, and one side of the rubber pad is designed in an arc shape.

[0021] The utility model has the advantages of the following beneficial effects:

[0022] 1、In the utility model, under the condition that the rotating column rotates, the rotating leaves on the outer wall rotate synchronously, so that the scraper can scrape off the mixture adhered to the inner wall of the mixing barrel, reducing the influence of mixture adhesion on the mixing work, and the scraper will vibrate after contacting the rotating rod, so that the mixture attached to the surface of the scraper is shaken and slides off, achieving the effect of conveniently cleaning the inner wall of the mixing barrel.

[0023] 2、 The utility model discloses a fixed arc plate is driven through the drive of electric push rod, and then under the movement of the restriction of rotary pole, the fixed arc plate is turned over with rotary pole as the axle, reaches the purpose of clamping and fixing to the mixing bucket, and then can adjust the angle of opening and closing according to the mixing bucket of different specifications, improves the stability of the working of mixing bucket. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 A perspective view of a silicone rubber internal mixer is provided for the utility model;

[0025] Figure 2 A side view of a silicone rubber internal mixer is provided for the utility model;

[0026] Figure 3 For Figure 1 The enlarged view of A in the middle;

[0027] Figure 4 A sectional view of the mixing bucket of a silicone rubber internal mixer is provided for the utility model;

[0028] Figure 5 A structural schematic view of the mixing bucket of a silicone rubber internal mixer is provided for the utility model;

[0029] Figure 6 A structural schematic view of the fixing mechanism of a silicone rubber internal mixer is provided for the utility model.

[0030] LEGEND:

[0031] 1, workbench;2, fixed mechanism;201, fixed base;202, rotating shaft;203, electric push rod;204, fixed arc plate;205, rotary pole;206, rubber pad;3, fixed block;4, motor;5, mixing bucket;6, rotating column;7, rotating vane;8, rotating stick;9, scraper;10, blocking block;11, blocking stick;12, feed pipe;13, fixed frame;14, electric telescopic rod;15, sealing plate;16, check valve;17, connecting seat;18, roller;19, push rod;20, rubber sleeve;21, control platform;22, feeding pipe;23, feeding port;24, rubber ring. DETAILED DESCRIPTION

[0032] 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, not 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 scope of protection of the utility model.

[0033] Refer toFigure 1 、 Figure 3 and Figure 4 The utility model provides a kind of embodiment: a kind of silicone rubber mixer, including workbench 1 and mixing bucket 5, workbench 1 is the basis of entire mixer, ensure stability in the process of operation, the top right side of workbench 1 is fixedly connected with fixed block 3, the top of fixed block 3 is fixedly connected with motor 4, fixed block 3 can provide good support and fixed effect for motor 4, the output end of motor 4 is fixedly connected with rotating column 6 and is penetrated through the right side of mixing bucket 5, the rotating speed of motor 4 can be adjusted according to need, to realize accurate control to mixing degree, the left end of rotating column 6 is rotatably connected in the inner wall left side of mixing bucket 5, ensure the stability in the process of rotation, the outer wall of rotating column 6 is fixedly connected with multiple rotating leaves 7, the inside of mixing bucket 5 is stirred and mixed by the rotation of rotating leaf 7, one side of multiple rotating leaves 7 is rotatably connected with rotating stick 8, one side of multiple rotating sticks 8 is rotatably connected with scraper 9, the inside wall of mixing bucket 5 is scraped in the process of rotation, ensure that mixed raw materials do not adhere to the inner wall of mixing bucket 5, to guarantee the uniformity of mixing process, the outer wall of multiple rotating leaves 7 is fixedly connected with blocking block 10, the inner wall of mixing bucket 5 is fixedly connected with multiple blocking sticks 11, ensure that the position of scraper 9 does not deviate after being contacted with blocking stick 11.

[0034] The outer wall of mixing bucket 5 is communicated with feed pipe 12, and the added mixed raw materials can be naturally concentrated at the bottom of feed pipe 12 by appropriate inclination, the outer wall of feed pipe 12 is communicated with feeding pipe 22, the top end of feeding pipe 22 is communicated with feeding port 23, the funnel-shaped design of feeding port 23 makes it not easy to leak during feeding, the outer wall of feed pipe 12 is fixedly connected with fixed frame 13, the inner wall top of fixed frame 13 is fixedly connected with electric telescopic rod 14, fixed frame 13 makes electric telescopic rod 14 keep parallel with feeding pipe 22, more stable in work, the bottom end of electric telescopic rod 14 is fixedly connected with sealing plate 15, sealing plate 15 cooperates with electric telescopic rod 14, and pushes mixed raw materials into the inside of mixing bucket 5, the top end of sealing plate 15 is fixedly connected with rubber ring 24, the outside size of rubber ring 24 matches the inside size of feed pipe 12, to increase the sealing property of sealing plate 15, the inner wall bottom end of feed pipe 12 is fixedly connected with one-way valve 16, the flow direction of mixed raw materials can be controlled, to prevent backflow, the top of workbench 1 is provided with fixed mechanism 2, and fixed mechanism 2 is used to improve the stability of mixing bucket 5;

[0035] Refer to Figure 1 、 Figure 4 and Figure 6, The fixed mechanism 2 comprises a fixed base 201, the bottom of the fixed base 201 is fixedly connected to the top of the workbench 1, the stability and load capacity during the working process are ensured, the inner wall of the fixed base 201 is rotatably connected with two rotating shafts 202 on the front and back sides, so that the equipment connected therewith can stably rotate, the outer side of each rotating shaft 202 is rotatably connected with an electric push rod 203, precise telescopic movement can be realized according to control, one end of each electric push rod 203 is rotatably connected with a fixed arc plate 204, the fixed arc plate 204 changes the angle through the telescopic movement of the electric push rod 203, one side of each fixed arc plate 204 is fixedly connected with two rubber pads 206, one side of the rubber pad 206 is designed in an arc shape, so as to reduce the vibration generated by the equipment during the working process, the bottom end of each fixed arc plate 204 is rotatably connected with a rotating rod 205, the outer wall of each rotating rod 205 is rotatably connected to the inner wall of the bottom of the fixed base 201 on the front and back sides, and the rotating rod 205 can stably make the fixed arc plate 204 rotate along itself;

[0036] With reference to Figure 1 、 Figure 2 and Figure 6 , the bottom of the workbench 1 is rotatably connected with a connecting seat 17 at four corners, the connecting seat 17 can be flexibly rotated, the inner wall of each connecting seat 17 is rotatably connected with a roller 18, so that the workbench 1 can move between different working areas, the left side of the workbench 1 is fixedly connected with a push rod 19, which facilitates the movement of the internal mixer by the staff, the outer wall of the push rod 19 is fixedly connected with a rubber sleeve 20, so that the push rod 19 is more stable when being gripped, the top right side of the workbench 1 is fixedly connected with a control console 21, so that the staff can monitor the running state of the equipment and perform corresponding operations, the control console 21 is electrically connected with the motor 4, the electric telescopic rod 14 and the electric push rod 203 respectively;

[0037] Working principle: when starting to prepare to use the mixer, the worker adds the mixed raw materials into the feeding pipe 12 from the feeding port 23 along the feeding pipe 22, the funnel-shaped design of the feeding port 23 facilitates the addition of the mixed raw materials, then the control console 1 controls the electric telescopic rod 14 to extend, at this time the sealing plate 15 at the bottom of the electric telescopic rod 14 starts to push the mixed raw materials in the feeding pipe 12 into the mixing barrel 5 from the one-way valve 16, when the mixed raw materials added are enough, the worker can control the electric telescopic rod 14 to stop extending through the workbench 21, so as to control the amount of feeding, at this time the worker turns on the power of the motor 4 through the control console 21, the motor 4 starts to rotate with the rotating column 6, the rotating blade 7 fixed on the rotating column 6 starts to stir and mix in the mixing barrel 5, the scraper 9 connected with the rotating blade 7 through the rotating rod 8 simultaneously scrapes the inner wall of the mixing barrel 5, the mixture attached to the inner wall of the mixing barrel 5 is scraped off, the vibration generated by touching the blocking rod 11 in rotation also shakes off the mixture attached to the scraper 9, the blocking block 10 makes the scraper 9 not deviate from the inner wall of the mixing barrel 5 due to vibration, and continuously scrapes the inner wall of the mixing barrel 5;

[0038] And when it is necessary to reinforce the mixing barrel 5, the worker controls the electric push rod 203 to start to extend through the control console 21, under the connection of the rotating shaft 202 rotatingly connected with the fixed base 201, the electric push rod 203 makes the fixed arc plate 204 start to displace, the fixed arc plate 204 scrapes the mixing barrel 5 through the rotation of the bottom rotating rod 205, the rubber pad 206 fixed on the side adjacent to the fixed arc plate 204 enhances the stable effect of the fixed arc plate 204 on the clamping of the mixing barrel 5, so as to achieve the effect of stably clamping and fixing the mixing barrel 5.

[0039] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A silicone rubber mixer comprising a work table (1) and a mixing bowl (5), characterized in that: The top right side of the workbench (1) is fixedly connected with a fixed block (3), the top of the fixed block (3) is fixedly connected with a motor (4), the output end of the motor (4) penetrates through the right side of the mixing barrel (5) and is fixedly connected with a rotating column (6), the left end of the rotating column (6) is rotatably connected with the inner wall left side of the mixing barrel (5), the outer wall of the rotating column (6) is fixedly connected with a plurality of rotating leaves (7), one side of a plurality of rotating leaves (7) is rotatably connected with a rotating rod (8), one side of a plurality of rotating rods (8) is rotatably connected with a scraper (9), the outer wall of a plurality of rotating leaves (7) is fixedly connected with a blocking block (10), the inner wall of the mixing barrel (5) is fixedly connected with a plurality of blocking rods (11), the outer wall of the mixing barrel (5) is communicated with a material conveying pipe (12), the outer wall of the material conveying pipe (12) is fixedly connected with a fixed frame (13), the inner wall top end of the fixed frame (13) is fixedly connected with an electric telescopic rod (14), the bottom end of the electric telescopic rod (14) is fixedly connected with a sealing plate (15), the inner wall bottom end of the material conveying pipe (12) is fixedly connected with a one-way valve (16), the top of the workbench (1) is provided with a fixing mechanism (2), and the fixing mechanism (2) is used to improve the stability of the mixing barrel (5).

2. A silicone rubber mixer according to claim 1, characterised in that: The fixing mechanism (2) comprises a fixed base (201), the bottom of the fixed base (201) is fixedly connected with the top of the workbench (1), the inner wall front and back of the fixed base (201) is rotatably connected with two rotating shafts (202), the outer side of a plurality of rotating shafts (202) is rotatably connected with an electric push rod (203), one end of a plurality of electric push rods (203) is rotatably connected with a fixed arc plate (204), the bottom end of a plurality of fixed arc plates (204) is rotatably connected with a rotating rod (205), and the outer wall of a plurality of rotating rods (205) is rotatably connected with the inner wall bottom front and back of the fixed base (201).

3. A silicone rubber mixer according to claim 1, characterised in that: The bottom four corners of the workbench (1) are rotatably connected with a connecting seat (17), and the inner wall of a plurality of connecting seats (17) is rotatably connected with a roller (18).

4. A silicone rubber mixer according to claim 1, characterized in that: The left side of the workbench (1) is fixedly connected with a push rod (19), and the outer wall of the push rod (19) is fixedly connected with a rubber sleeve (20).

5. A silicone rubber mixer according to claim 2, characterised in that: The top right side of the workbench (1) is fixedly connected with a control console (21), and the control console (21) is electrically connected with the motor (4), the electric telescopic rod (14) and the electric push rod (203) respectively.

6. A silicone rubber mixer according to claim 1, characterized in that: The outer wall of the material conveying pipe (12) is communicated with a feeding pipe (22), and the top end of the feeding pipe (22) is communicated with a feeding port (23).

7. A silicone rubber mixer according to claim 1, wherein: The top end of the sealing plate (15) is fixedly connected with a rubber ring (24), and the outer dimension of the rubber ring (24) matches the inner dimension of the material conveying pipe (12).

8. A silicone rubber mixer according to claim 2, characterised in that: The adjacent side of a plurality of fixed arc plates (204) is fixedly connected with two rubber pads (206), and one side of the rubber pad (206) is designed in an arc shape.

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