CN216329319U - Feeding device capable of avoiding dust flying for silicon rubber mixing internal mixer - Google Patents

Abstract

The utility model relates to a feeding device of an internal mixer, in particular to a feeding device for a silicon rubber mixing internal mixer, which can avoid dust flying. It is including feeding the storehouse, it has the feeding chamber to have seted up in the storehouse to feed, it is provided with the fixed plate to feed storehouse top center department, the fixed plate both sides articulate through the hinge symmetry has sealed lid, fixed plate upper surface center department installs the motor, motor output shaft one end coaxial coupling has the pivot, pivot lateral wall surface mounting has the spiral leaf, it is provided with the unloading pipe to feed the storehouse bottom, the unloading chamber with feeding chamber intercommunication is seted up to unloading pipe lower surface, adopt sealed blanking structure, with the intraductal material that fills up of feeding storehouse and unloading, can remove from frequently to open the reinforced operation of feed inlet to the banbury mixer, effectively reduce the risk that the dust that the banbury mixer processing produced flies out from feeder, effectively avoid the dust to fly upward.

Description

Feeding device capable of avoiding dust flying for silicon rubber mixing internal mixer

Technical Field

The utility model relates to a feeding device of an internal mixer, in particular to a feeding device for a silicon rubber mixing internal mixer, which can avoid dust flying.

Background

The internal mixer is a machine which is provided with a pair of rotors which are in specific shapes and rotate relatively and used for plasticating and mixing polymer materials in a clearance mode under a closed state with adjustable temperature and pressure, silicon rubber mixing is a process of mixing powder, rubber, silica gel and the like, in the working process of the internal mixer, a large amount of powder is sprayed out from a feeding port of the internal mixer during production, so that the concentration content of the powder in the air is too high, the damage to the health of operators is too large, the internal mixer is fed by manpower, the feeding speed is low, the labor intensity is high, the feeding amount of the materials during feeding is not easy to control, too much feeding easily causes the internal mixer to be blocked, and the working efficiency of the internal mixer is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a feeding device capable of preventing dust from flying for a silicon rubber mixing mill, aiming at the technical problems of the feeding device capable of preventing dust from flying for the silicon rubber mixing mill.

In order to achieve the purpose, the utility model adopts the technical scheme that the feeding device capable of preventing dust from flying for the silicon rubber mixing mill comprises a feeding bin, a feeding cavity is formed in the feeding bin, a fixed plate is arranged at the center of the top of the feeding bin, sealing covers are symmetrically hinged to two sides of the fixed plate through hinges, a motor is arranged at the center of the upper surface of the fixed plate, one end of an output shaft of the motor is coaxially connected with a rotating shaft, spiral blades are arranged on the surface of the side wall of the rotating shaft, a discharging pipe is arranged at the bottom of the feeding bin, and a discharging cavity communicated with the feeding cavity is formed in the lower surface of the discharging pipe.

As a further improvement of the technical scheme, the feeding ports communicated with the feeding cavity are symmetrically formed in the edges of the left end and the right end of the upper surface of the feeding bin, and the sealing covers are matched with the feeding ports.

As a further improvement of the technical scheme, one end of the rotating shaft penetrates through the fixing plate and is fixedly connected with the motor output shaft, and the other end of the rotating shaft is arranged in the discharging cavity.

As a further improvement of the technical scheme, the inner diameter of the feeding cavity is matched with the diameter of the spiral blade, the inner wall of the spiral blade is fixedly arranged on the outer wall of the rotating shaft, and the outer wall of the spiral blade is attached to the inner wall of the feeding cavity.

As a further improvement of the technical scheme, an installation lug is arranged at the edge of the outer wall of the blanking pipe close to the bottom, and a fixing hole for installing the blanking pipe is formed in the upper surface of the installation lug.

As a further improvement of the technical scheme, the height of the spiral blade is matched with that of the rotating shaft.

Compared with the prior art, the utility model has the beneficial effects that:

1. this silicon rubber mixing internal mixer is with feeder that can avoid the dust to fly upward adopts sealed unloading structure, with the intraductal material that fills up in feed bin and unloading, can remove frequently from and open the operation that the feed inlet was reinforced to the internal mixer, effectively reduces the risk that the dust that the internal mixer processing produced flies out from feeder, effectively avoids the dust to fly upward.

2. In this silicon rubber mixing internal mixer carries out auger delivery with the feeder that can avoid the dust to fly upward, carries out auger delivery through the material of spiral leaf in to the unloading pipe, when realizing that the commodity circulation is carried, can prevent that the material from piling up the problem that causes the unloading pipe to block up, through spiral leaf material auger delivery, can realize the ration of material and throw and deliver, can effectively avoid the internal mixer because of throwing the risk that the material crossed and lead to the card machine.

Drawings

FIG. 1 is a schematic view of the overall structure of a feeding device according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a feed bin according to an embodiment of the utility model;

fig. 3 is a schematic sectional view of a partial structure of a blanking pipe according to an embodiment of the present invention.

The various reference numbers in the figures mean:

1. a feeding bin; 101. a feeding chamber; 102. a fixing plate; 103. a sealing cover; 104. a hinge; 105. a feed inlet;

2. a discharging pipe; 201. a blanking cavity; 202. mounting lugs;

3. a motor; 301. a rotating shaft; 302. helical leaves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The embodiment of the utility model provides a feeding device for a silicon rubber mixing internal mixer, which can prevent dust from flying, and is shown in fig. 1-3, the feeding device comprises a feeding bin 1, a feeding cavity 101 is formed in the feeding bin 1, a fixing plate 102 is arranged at the center of the top of the feeding bin 1, sealing covers 103 are symmetrically hinged to two sides of the fixing plate 102 through hinges 104, a motor 3 is arranged at the center of the upper surface of the fixing plate 102, one end of an output shaft of the motor 3 is coaxially connected with a rotating shaft 301, spiral blades 302 are arranged on the surface of the side wall of the rotating shaft 301, a discharging pipe 2 is arranged at the bottom of the feeding bin 1, and a discharging cavity 201 communicated with the feeding cavity 101 is formed in the lower surface of the discharging pipe 2.

In order to meet the sealing requirement of the feeding bin 1 and prevent dust from flying out from the feeding port 105, the feeding ports 105 communicated with the feeding cavity 101 are symmetrically formed in the edges of the left end and the right end of the upper surface of the feeding bin 1, the sealing covers 103 are matched with the feeding ports 105, and the feeding ports 105 are sealed through the sealing covers 103 to prevent dust from flying out from the feeding ports 105.

In order to ensure that the spiral blade 302 can carry out spiral conveying on the materials in the blanking cavity 201, one end of the rotating shaft 301 penetrates through the fixing plate 102 and is fixedly connected with an output shaft of the motor 3, the other end of the rotating shaft 301 is arranged in the blanking cavity 201, the spiral blade 302 is arranged in the blanking cavity 201 along with the rotating shaft 301, and the rotating shaft 301 rotates along with an output shaft head of the motor 3.

The internal diameter size of unloading chamber 201 and spiral leaf 302 diameter size looks adaptation, spiral leaf 302 inner wall fixed mounting are on pivot 301 outer wall, and spiral leaf 302 outer wall and the laminating of unloading chamber 201 inner wall are by spiral leaf 302 spiral propelling movement material down, can prevent that the material in the unloading chamber 201 from blockking up.

In order to further meet the requirement for installing the blanking pipe 2, an installation lug 202 is arranged on the outer wall of the blanking pipe 2 close to the edge of the bottom, a fixing hole for installing the blanking pipe 2 is formed in the upper surface of the installation lug 202, a bolt penetrates into the fixing hole, the blanking pipe 2 is installed at the feeding hole of the internal mixer through the bolt, and preferably, a blanking hole at the bottom of the blanking pipe 2 is matched with the feeding hole of the internal mixer.

In order to ensure the safety of the spiral blade 302, the length of the spiral blade 302 provided by the utility model is matched with the length of the rotating shaft 301, preferably, the length of the spiral blade 302 is smaller than that of the blanking cavity 201, so that the spiral blade 302 is always arranged in the blanking cavity 201, and the safety of the spiral blade 302 during rotation is improved.

When the feeding device is used specifically, materials are fed into the feeding cavity 101 from the feeding hole 105, the materials enter the discharging cavity 201 along the feeding cavity 101, the materials are retained on the surface of the spiral blade 302 in the discharging cavity 201 through the obstruction of the spiral blade 302, when the motor 3 is powered, the motor 3 drives the rotating shaft 301 to rotate through the output shaft, the spiral blade 302 rotates synchronously with the rotating shaft 301, the materials in the feeding cavity 101 are pushed downwards through the spiral blade 302 and gradually filled in the discharging cavity 201, when the discharging cavity 201 is filled with the materials, dust generated by the processing of an internal mixer cannot fly out of the feeding device, the feeding hole 105 is sealed through the sealing cover 103, the sealing performance of the feeding device is further improved, the materials are finally fed into the internal mixer to be processed along with the rotation of the spiral blade 302, and the dust can be effectively prevented from flying.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a silicon rubber mixing internal mixer is with feeder that can avoid the dust to fly upward which characterized in that: including feeding storehouse (1), it gives material chamber (101) to have seted up in feeding storehouse (1), feeding storehouse (1) top center department is provided with fixed plate (102), fixed plate (102) both sides are articulated through hinge (104) symmetry to have sealed lid (103), fixed plate (102) upper surface center department installs motor (3), motor (3) output shaft one end coaxial coupling has pivot (301), pivot (301) lateral wall surface mounting has spiral leaf (302), feeding storehouse (1) bottom is provided with unloading pipe (2), unloading pipe (2) lower surface seted up with unloading chamber (201) of feeding chamber (101) intercommunication.

2. The feeding device capable of avoiding dust flying for the silicone rubber mixing internal mixer according to claim 1, characterized in that: feed bin (1) upper surface left and right sides both ends edge symmetry seted up with feed chamber (101) intercommunication feed inlet (105), sealed lid (103) with feed inlet (105) looks adaptation.

3. The feeding device capable of avoiding dust flying for the silicone rubber mixing internal mixer according to claim 1, characterized in that: one end of the rotating shaft (301) penetrates through the fixing plate (102) and is fixedly connected with an output shaft of the motor (3), and the other end of the rotating shaft (301) is arranged in the blanking cavity (201).

4. The feeding device capable of avoiding dust flying for the silicone rubber mixing internal mixer according to claim 1, characterized in that: the inner diameter of the blanking cavity (201) is matched with the diameter of the spiral blade (302), the inner wall of the spiral blade (302) is fixedly mounted on the outer wall of the rotating shaft (301), and the outer wall of the spiral blade (302) is attached to the inner wall of the blanking cavity (201).

5. The feeding device capable of avoiding dust flying for the silicone rubber mixing internal mixer according to claim 1, characterized in that: the outer wall of the blanking pipe (2) is provided with an installation lug (202) close to the edge of the bottom, and a fixing hole for installing the blanking pipe (2) is formed in the upper surface of the installation lug (202).

6. The feeding device capable of avoiding dust flying for the silicone rubber mixing internal mixer according to claim 1, characterized in that: the height of the spiral blade (302) is matched with that of the rotating shaft (301).

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