CN212072880U - Automatic material mixing device of double-screw extruder - Google Patents

Abstract

The utility model relates to a double screw extruder technical field, and an automatic material device of mixing of double screw extruder is disclosed, including the extruder, mix the charging tray and mix the charging tray, mix the charging tray and be located to mix the charging tray, two bracing pieces of the feed inlet top fixedly connected with symmetry of extruder, the top fixedly connected with diaphragm of two bracing pieces, mix the top and the bottom fixedly connected with connector that the charging tray is located the diaphragm, the interior fixed surface of connector material leaking pipe that is connected with, the pipe wall of material leaking pipe is rotated with the diaphragm through a rolling bearing and is connected, the top of diaphragm is provided with rotatory material mechanism of mixing, the left side fixedly connected with backup pad of diaphragm, the top fixedly connected with support column of backup pad, the left side of support column sets up reciprocal material mechanism of dialling. The utility model discloses can carry out the intensive mixing to layering material in the extruder hopper.

Description

Automatic material mixing device of double-screw extruder

Technical Field

The utility model relates to a double screw extruder technical field especially relates to a double screw extruder's automation is mixed and is expected device.

Background

The double-screw extruder is developed on the basis of a single-screw extruder, and has the characteristics of good feeding performance, mixing and plasticizing performance, exhaust performance, extrusion stability and the like, so that the double-screw extruder is widely applied to molding and processing of extruded products at present.

The material processing needs to be mixed to the material to current double screw extruder before ejection of compact process, and general extruder is mixed the material through the manual work, mixes material efficiency and hangs down, and current material device of mixing simultaneously can not carry out intensive mixing to each layer material in the hopper to influence the quality that follow-up product was extruded.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the material mixing efficiency of the extruder in the prior art is low, and the material mixing device can not fully mix materials in each layer, and the automatic material mixing device of the double-screw extruder is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a double screw extruder's automation is mixed and is expected device, includes the extruder, mixes the charging tray and mixes the material stick, it is located and mixes the charging tray to mix the material stick, two bracing pieces of the feed inlet top fixedly connected with symmetry of extruder, two the top fixedly connected with diaphragm of bracing piece, mix the top and the bottom fixedly connected with connector that the charging tray is located the diaphragm, the interior fixed surface of connector is connected with leaks the material pipe, the pipe wall that leaks the material pipe rotates with the diaphragm through a rolling bearing and is connected, the top of diaphragm is provided with rotatory material mechanism of mixing, the left side fixedly connected with backup pad of diaphragm, the top fixedly connected with support column of backup pad, the left side of support column sets up reciprocal material mechanism of dialling.

Preferably, rotatory material mechanism of mixing includes worm wheel and worm, the fixed block that two symmetries of top fixedly connected with of diaphragm set up, the pipe wall fixed connection of worm wheel and hourglass material pipe, the both ends of worm all are close to one side rotation with two fixed blocks through second rolling bearing and are connected mutually, the right-hand member of worm passes the right side the first motor of fixed block and fixedly connected with, first motor and right side the right side fixed connection of fixed block, the worm wheel meshes with the worm.

Preferably, the reciprocating material shifting mechanism comprises a reciprocating screw rod and an L-shaped rod, the upper end of the left side of the supporting column is fixedly provided with a connecting block, the top of the reciprocating screw rod is rotationally connected with the bottom of the connecting block through a third rotating bearing, the bottom of the reciprocating screw rod penetrates through the supporting plate and is fixedly connected with a second motor, the second motor is fixedly connected with the top of the supporting plate, the rod wall of the reciprocating screw rod is in threaded connection with a sliding block, a vertical rod is fixedly connected to the left side of the sliding block, a first U-shaped block is fixedly connected to the top of the vertical rod, a second U-shaped block is fixedly arranged at the top of the supporting column, a telescopic rod is arranged above the connecting block, the left end of the telescopic rod is rotationally connected with the first U-shaped block, the lower end of the right side of the L-shaped rod is fixedly connected with the top of the stirring rod, the left end of the L-shaped rod is rotatably connected with the second U-shaped block and is fixedly connected with the right end of the telescopic rod.

Preferably, the first U-shaped block and the telescopic rod and the L-shaped rod and the second U-shaped block are rotatably connected through shaft pins.

Preferably, an electric push rod is fixedly arranged on the left side of the supporting rod on the right side, a baffle is fixedly arranged on the left side of the electric push rod, and the bottom of the material leaking pipe of the baffle is in contact connection.

Compared with the prior art, the utility model provides a double screw extruder's automatic material device of mixing possesses following beneficial effect:

1. the automatic material mixing device of the double-screw extruder is matched with the reciprocating material mixing mechanism to stir and mix materials in the material mixing disc through the material mixing disc, the material mixing rod and the rotary material mixing mechanism.

2. This double screw extruder's automatic material device of mixing through the reciprocal material mechanism of mixing that is equipped with, can fully mix each layer material in the material mixing plate to do not influence follow-up material extrusion quality.

3. This double screw extruder's automation is mixed material device through baffle and the electric putter that is equipped with, can carry the material that has stirred at any time, improves the convenience of mixing the material and carrying.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses convenient operation can carry out abundant mixture to each layer material in the extruder material mixing disc to improve the quality that follow-up extruder material was extruded, improve simultaneously and mix material efficiency, improve the production efficiency of extruder.

Drawings

Fig. 1 is a schematic structural view of an automatic mixing device of a twin-screw extruder provided by the present invention;

fig. 2 is an enlarged view of a portion a of fig. 1.

In the figure: the device comprises an extruder 1, a stirring disc 2, a stirring rod 3, a supporting rod 4, a transverse plate 5, a connecting head 6, a material leaking pipe 7, a supporting plate 8, a supporting column 9, a worm wheel 10, a worm 11, a fixed block 12, a first motor 13, a reciprocating screw rod 14, a rod 15L, a connecting block 16, a second motor 17, a sliding block 18, a vertical rod 19, a first U-shaped block 20, a second U-shaped block 21, a telescopic rod 22, an electric push rod 23 and a baffle 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, an automatic material mixing device of a double-screw extruder comprises an extruder 1, a material mixing disc 2 and a material mixing rod 3, wherein the material mixing rod 3 is positioned in the material mixing disc 2, the top of a feed inlet of the extruder 1 is fixedly connected with two symmetrical support rods 4, the support rods 4 are arranged to support the material mixing disc 2, the top of the two support rods 4 is fixedly connected with a transverse plate 5, the material mixing disc 2 is positioned above the transverse plate 5, the bottom of the material mixing disc is fixedly connected with a connector 6, the inner surface of the connector 6 is fixedly connected with a material leaking pipe 7, the material leaking pipe 7 is arranged to convey the material, the pipe wall of the material leaking pipe 7 is rotatably connected with the transverse plate 5 through a first rotating bearing, a rotary material mixing mechanism is arranged above the transverse plate 5, the left side of the transverse plate 5 is fixedly connected with a support plate 8, the top of, rotatory material mechanism of mixing includes worm wheel 10 and worm 11, the fixed block 12 that two symmetries of top fixedly connected with of diaphragm 5 set up, the pipe wall fixed connection of worm wheel 10 and hourglass material pipe 7, the both ends of worm 11 are all close to one side rotation with two fixed blocks 12 through second rolling bearing and are connected, set up second rolling bearing and increase the horizontal rotational stability of worm 11, the right-hand member of worm 11 passes right side fixed block 12 and the first motor 13 of fixedly connected with, the right side fixed connection of first motor 13 and right side fixed block 12, worm wheel 10 and worm 11 mesh.

The reciprocating material shifting mechanism comprises a reciprocating screw rod 14 and an L-shaped rod 15, a connecting block 16 is fixedly arranged at the upper end of the left side of a supporting column 9, the top of the reciprocating screw rod 14 is rotatably connected with the bottom of the connecting block 16 through a third rotating bearing, the bottom of the reciprocating screw rod 14 penetrates through the supporting plate 8 and is fixedly connected with a second motor 17, the second motor 17 is fixedly connected with the top of the supporting plate 8, the rod wall of the reciprocating screw rod 14 is in threaded connection with a sliding block 18, the sliding block 18 is in contact with the side wall of the supporting column 9 to limit the movement of the sliding block 18, the left side of the sliding block 18 is fixedly connected with a vertical rod 19, the top of the vertical rod 19 is fixedly connected with a first U-shaped block 20, a second U-shaped block 21 is fixedly arranged at the top of the supporting column 9, a telescopic rod 22 is arranged above the connecting block 16, the left end of the, the left end of the L-shaped rod 15 is rotatably connected with the second U-shaped block 21 and fixedly connected with the right end of the telescopic rod 22.

First U-shaped piece 20 and telescopic link 22 and L-shaped pole 15 and second U-shaped piece 21 all rotate through the pivot and connect, and the fixed electric putter 23 that is provided with in left side of right side bracing piece 4, the fixed baffle 24 that is provided with in left side of electric putter 23, the bottom contact of the hourglass material pipe 7 of baffle 24 is connected, sets up baffle 24 and electric putter 23 and can carry the material that has stirred.

In the utility model, when the double screw extruder starts to work, materials to be stirred and mixed are put into the stirring disc 2 in advance, meanwhile, the electric push rod 23 pushes the baffle 24 to be positioned at the bottom of the material leaking pipe 7, the first motor 13 and the second motor 17 are started simultaneously, the first motor 13 is started to drive the worm 11 to rotate, the worm 11 is rotated to be meshed with the worm wheel 10 to drive the worm wheel 10 to rotate, the worm wheel 10 drives the material leaking pipe 7 and the stirring disc 2 to rotate, the materials are rotated along with the stirring disc 2, meanwhile, the second motor 17 is started to drive the reciprocating screw rod 14 to rotate, so that the slide block 18 slides in a reciprocating manner on the rod wall of the reciprocating screw rod 14, meanwhile, the slide block 18 drives the vertical rod 19 to slide in a reciprocating manner, the vertical rod 19 slides while driving the L-shaped rod 15 through the first U-shaped block 20 and the telescopic rod 22 and the stirring rod 3 to rotate around the second U-shaped block 21, so that the stirring rod, after the material mixing is finished, the baffle plate 24 is pulled open through the electric push rod 23, so that the material enters the extruder through the material leaking pipe 7.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. The automatic material mixing device of the double-screw extruder comprises an extruder (1), a material mixing disc (2) and a material mixing rod (3), and is characterized in that the material mixing rod (3) is positioned in the material mixing disc (2), two symmetrical support rods (4) are fixedly connected to the top of a feed inlet of the extruder (1), two transverse plates (5) are fixedly connected to the tops of the support rods (4), the material mixing disc (2) is positioned above the transverse plates (5) and is fixedly connected with a connector (6) at the bottom, a material leakage pipe (7) is fixedly connected to the inner surface of the connector (6), the pipe wall of the material leakage pipe (7) is rotatably connected with the transverse plates (5) through first rotating bearings, a rotary material mixing mechanism is arranged above the transverse plates (5), a support plate (8) is fixedly connected to the left side of the transverse plates (5), and support columns (9) are fixedly connected to the tops of the support plates (8), and a reciprocating material poking mechanism is arranged on the left side of the supporting column (9).

2. The automatic material mixing device of the double-screw extruder as claimed in claim 1, wherein the rotary material mixing mechanism comprises a worm wheel (10) and a worm (11), two symmetrically arranged fixed blocks (12) are fixedly connected to the top of the transverse plate (5), the worm wheel (10) is fixedly connected to the pipe wall of the material leakage pipe (7), two ends of the worm (11) are rotatably connected to one side of the two fixed blocks (12) through second rotating bearings, the right end of the worm (11) penetrates through the right fixed block (12) and is fixedly connected with a first motor (13), the first motor (13) is fixedly connected to the right side of the fixed block (12), and the worm wheel (10) is meshed with the worm (11).

3. The automatic stirring device of a double-screw extruder according to claim 1, wherein the reciprocating stirring mechanism comprises a reciprocating screw rod (14) and an L-shaped rod (15), the upper end of the left side of the supporting column (9) is fixedly provided with a connecting block (16), the top of the reciprocating screw rod (14) is rotatably connected with the bottom of the connecting block (16) through a third rotating bearing, the bottom of the reciprocating screw rod (14) passes through the supporting plate (8) and is fixedly connected with a second motor (17), the second motor (17) is fixedly connected with the top of the supporting plate (8), the rod wall of the reciprocating screw rod (14) is in threaded connection with a sliding block (18), the left side of the sliding block (18) is fixedly connected with a vertical rod (19), the top of the vertical rod (19) is fixedly connected with a first U-shaped block (20), the top of the supporting column (9) is fixedly provided with a second U-shaped block (21), the top of connecting block (16) is provided with telescopic link (22), the left end and the first U-shaped piece (20) of telescopic link (22) rotate to be connected, the top fixed connection of the right side lower extreme of L shape pole (15) with stir material stick (3), the left end and the second U-shaped piece (21) of L shape pole (15) rotate to be connected and with the right-hand member fixed connection of telescopic link (22).

4. The automatic stirring device of twin-screw extruder of claim 3, wherein the first U-shaped block (20) and the telescopic rod (22) and the L-shaped rod (15) and the second U-shaped block (21) are rotatably connected by a shaft pin.

5. The automatic material mixing device of the double-screw extruder is characterized in that an electric push rod (23) is fixedly arranged on the left side of the right support rod (4), a baffle plate (24) is fixedly arranged on the left side of the electric push rod (23), and the bottom of the material leaking pipe (7) of the baffle plate (24) is in contact connection.

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