CN216127699U - Feeding device of screw extruder - Google Patents

Abstract

The utility model provides a feeding device of a screw extruder, which comprises a stirring feeder, wherein a first mixing port and a second mixing port are arranged on the upper end surface of the stirring feeder, a material conveying port is arranged on the lower end surface of the stirring feeder, controllable material conveying mechanisms are arranged right above the first mixing port and the second mixing port, the controllable material conveying mechanisms are arranged on the stirring feeder, and a control panel is arranged on the stirring feeder. The feedway of present extruder generally uses the mixing stirring feed, but the joining proportion of different materials is not well controlled, and can not adjust the defeated material volume of different materials according to the demand, and controllable defeated material mechanism among this device can control respectively the different materials of input, and the accuracy is high, and the different proportions of adaptable staff's demand.

Description

Feeding device of screw extruder

Technical Field

The utility model belongs to the technical field of extruders, and particularly relates to a feeding device of a screw extruder.

Background

Chinese patent publication No. CN212795816U discloses an automatic feeding device for extruder, which comprises a housin, the common fixedly connected with actuating mechanism of the both ends inside wall of casing, actuating mechanism's lateral wall cover is equipped with first bevel gear, the both ends inside wall of casing all rotates and is connected with a plurality of rabbling mechanisms that mesh with first bevel gear mutually, the common fixedly connected with guiding mechanism of the both ends inside wall of casing, the intercommunication groove has been seted up to the lateral wall of casing, guiding mechanism's bottom fixedly connected with and the filter mechanism that the inside wall of casing offseted, filter mechanism passes the intercommunication groove and rather than sealed sliding connection. The material feeding device is reasonable in structural design, can be used for fully stirring materials in the material feeding process to uniformly mix the materials, can be used for filtering the materials to remove impurities contained in the materials, ensures the material quality, and can be used for conveniently cleaning the filter screen.

The feedway of present extruder generally uses the mixing stirring feed, but the proportion of adding of different materials is not well controlled, and can not adjust the defeated material volume of different materials according to the demand.

SUMMERY OF THE UTILITY MODEL

In view of the above problems in the prior art, it is an object of the present invention to provide a feeding device for a screw extruder.

The utility model provides the following technical scheme:

the utility model provides a screw extruder's feedway, a serial communication port, including stirring the feeder, stirring feeder up end is equipped with mixing mouth one and mixing mouth two, and the terminal surface is equipped with the material conveying mouth under the stirring feeder, all is equipped with controllable defeated material mechanism directly over mixing mouth one and mixing mouth two, just controllable defeated material mechanism passes through the support mounting on stirring the feeder, install control panel on the stirring feeder.

Specifically, the controllable material conveying mechanism comprises a material inlet pipe; the material limiting plate covers the discharge port of the feeding pipe, and is arranged on the feeding pipe; the two material limiting plates are arranged on the protruding parts through cylinders and connected, and the cylinders are arranged at the two ends of each material limiting plate; gears are mounted on the material limiting plates through screws, and the gears on the two material limiting plates are meshed with each other; one end of the pin shaft is arranged on the gear through a bearing and a clamping ring, and the other end of the pin shaft is movably arranged on the mounting block; the mounting block is mounted on the bracket; and a magnetic switch is arranged on the cylinder.

Specifically, the support is composed of U-shaped steel.

Specifically, the discharge gate of inlet pipe is the arc form.

Specifically, the limit flitch comprises the arc and the mounting panel of welding in the arc both sides, the gear is all installed through the screw on the mounting panel that the limit flitch contains in the both sides of inlet pipe to the mounting panel.

Specifically, the other end of the pin shaft is movably clamped between the mounting block and the support through a protruding part.

Specifically, the gear is covered with a shield, and the shield is installed on the support.

The utility model has the beneficial effects that:

the feedway of present extruder generally uses the mixing stirring feed, but the joining proportion of different materials is not well controlled, and can not adjust the defeated material volume of different materials according to the demand, and controllable defeated material mechanism among this device can control respectively the different materials of input, and the accuracy is high, and the different proportions of adaptable staff's demand.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the controllable feeding mechanism of the present invention.

Detailed Description

As shown in fig. 1-2, the utility model provides a feeding device of a screw extruder, which comprises a stirring feeder 5, wherein a first mixing port 3 and a second mixing port 4 are arranged on the upper end surface of the stirring feeder 5, a feeding port 7 is arranged on the lower end surface of the stirring feeder 5, controllable feeding mechanisms 1 are arranged right above the first mixing port 3 and the second mixing port 4, the controllable feeding mechanisms 1 are arranged on the stirring feeder 5 through supports 2 made of U-shaped steel, and a control panel 6 is arranged on the stirring feeder 5.

The feedway of present extruder generally uses the mixing stirring feed, but the joining proportion of different materials is not well controlled, and can not adjust the defeated material volume of different materials according to the demand, and controllable defeated material mechanism 1 can control respectively the different materials of input, and the accuracy is high, and the different proportions of adaptable staff's demand.

The controllable material conveying mechanism 1 comprises a feeding pipe 101, a discharging port of the feeding pipe 101 is arc-shaped, a material limiting plate 104 covers the discharging port of the feeding pipe 101, the material limiting plate 104 is arranged on the feeding pipe 101, the material limiting plate 104 consists of an arc-shaped plate and mounting plates welded on two sides of the arc-shaped plate, and the mounting plates are arranged on two sides of the feeding pipe 101; the two material limiting plates 104 are arranged on the protruding portion 105 through air cylinders 106 and connected, the air cylinders 106 are arranged at two ends of each material limiting plate 104, gears 103 are arranged on mounting plates of the material limiting plates 104 through screws, and the gears 103 on the two material limiting plates 104 are meshed with each other; one end of a pin shaft 107 is mounted on the gear 103 through a bearing 108 and a clamping ring 109, the other end of the pin shaft 107 is movably mounted on a mounting block 110, the mounting block 110 is mounted on the support 2 through a screw, the other end of the pin shaft 107 is movably clamped between the mounting block 110 and the support 2 through a protruding portion, so that the pin shaft can rotate relative to the mounting block 110, the gear 103 is covered with a shield 102, the shield 102 is mounted on the support 2, and a magnetic switch is mounted on the air cylinder 106.

When the cylinder 106 is opened, the cylinder 106 drives the material limiting plates 104 to rotate around the pin 107, so that the two material limiting plates 104 gradually approach or move away from each other, thereby causing the discharge amount of the discharge port of the feeding pipe 101 to change.

The control panel 6 is internally provided with a PLC controller, the PLC controller can program a numerical control system, the PLC is used as a central control system, the touch screen is used for realizing the program input and the operation control of the whole machine, and the automation of the whole processing process is realized. The control system can be used as a system for connecting each execution element to move according to a logic track, and the execution elements are controlled to operate according to the required operation steps through programming.

The control panel 6 communicatively couples the air cylinder 106 and the magnetic switch.

When the staff need change the material proportion, through removing the magnetic switch, then open cylinder 106 can change the material proportion, when the piston in the cylinder 106 reachd the magnetic switch position, the feedback signal closed cylinder 106, and limit flitch 104 stops in the position that the staff needed this moment, and the defeated material can at last.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a screw extruder's feedway, a serial communication port, including stirring feeder (5), stirring feeder (5) up end is equipped with and mixes material mouthful one (3) and mixes material mouthful two (4), and the terminal surface is equipped with material conveying mouth (7) under stirring feeder (5), all is equipped with controllable defeated material mechanism (1) directly over compounding mouthful one (3) and compounding mouthful two (4), just controllable defeated material mechanism (1) is installed on stirring feeder (5) through support (2), install control panel (6) on stirring feeder (5).

2. Feeding device for screw extruders according to claim 1, characterized in that the controlled feeding mechanism (1) comprises

A feed pipe (101);

the material limiting plate (104) covers the discharge hole of the feeding pipe (101), and the material limiting plate (104) is arranged on the feeding pipe (101);

the two material limiting plates (104) are arranged on the protruding parts (105) through the air cylinders (106) and connected, and the air cylinders (106) are arranged at two ends of each material limiting plate (104);

the gears (103) are mounted on the material limiting plates (104) through screws, and the gears (103) on the two material limiting plates (104) are meshed with each other;

one end of the pin shaft (107) is mounted on the gear (103) through a bearing (108) and a clamping ring (109), and the other end of the pin shaft (107) is movably mounted on a mounting block (110);

the mounting block (110) is mounted on the bracket (2);

the magnetic switch is mounted on the air cylinder (106).

3. Feeding device for a screw extruder according to claim 2, characterised in that the support (2) consists of a U-shaped steel.

4. Feeding device of a screw extruder according to claim 2, characterized in that the outlet of the feeding pipe (101) is arc-shaped.

5. Feeding device of screw extruder according to claim 4, characterized in that the material limiting plate (104) is composed of an arc plate and mounting plates welded on both sides of the arc plate, the mounting plates are on both sides of the feeding pipe (101), and the gear (103) is mounted on the mounting plates of the material limiting plate (104) through screws.

6. Feeding device for screw extruders according to claim 2, characterized in that the other end of the pin (107) is movably clamped between the mounting block (110) and the support (2) by means of a projection.

7. Feeding device for a screw extruder according to claim 2, characterised in that the gear wheel (103) is covered by a shield (102), said shield (102) being mounted on the frame (2).

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