阅读说明：本技术 一种循环加热型自动强力喂料机 (Automatic powerful feeding machine of circulation heating type ) 是由 赵新民 于 2020-07-23 设计创作，主要内容包括：本发明公开了一种循环加热型自动强力喂料机,包括预热罐和搅拌输送组件,预热罐设有循环加热组件、堵料检测组件、出料阀门组件和供电组件；循环加热组件与预热罐连通,搅拌轴穿过出料阀门组件后与堵料检测组件连接；堵料检测组件,包括安装盘、探板、弹簧、限位开关和触发杆；供电组件通过限位开关给搅拌输送组件供电。本发明在搅拌轴下设堵料检测组件,当出料口出现堵料时,探板在堵料限位孔内上升,压缩弹簧,触发杆会碰触限位开关,电源切断搅拌电机的供电,预热罐内的物料就停止向水平输送蛟龙送料,堵料清除后,在弹簧恢复力下,探板及触发杆恢复原位。本发明采用内风循环加热提高加热效率和预热温度,提高预热罐内物料的塑料效果。(The invention discloses a circulating heating type automatic powerful feeder which comprises a preheating tank and a stirring and conveying assembly, wherein the preheating tank is provided with a circulating heating assembly, a blocking detection assembly, a discharging valve assembly and a power supply assembly; the circulating heating assembly is communicated with the preheating tank, and the stirring shaft penetrates through the discharge valve assembly and then is connected with the blocking detection assembly; the material blockage detection assembly comprises an installation disc, a detection plate, a spring, a limit switch and a trigger rod; the power supply assembly supplies power to the stirring and conveying assembly through the limit switch. According to the invention, the material blockage detection assembly is arranged below the stirring shaft, when material blockage occurs at the discharge port, the probe plate rises in the material blockage limiting hole, the spring is compressed, the trigger rod can touch the limiting switch, the power supply cuts off the power supply of the stirring motor, the material in the preheating tank stops feeding the horizontal conveying dragon, and after the material blockage is removed, the probe plate and the trigger rod recover to the original position under the restoring force of the spring. The internal air circulation heating device adopts internal air circulation heating to improve the heating efficiency and the preheating temperature, and improves the plastic effect of materials in the preheating tank.)

1. The utility model provides an automatic powerful feeding machine of circulation heating type, includes preheating tank (1) and stirring conveying component, its characterized in that: the preheating tank (1) is provided with a circulating heating assembly, a blocking detection assembly, a discharging valve assembly and a power supply assembly; the circulating heating assembly is communicated with the preheating tank (1), and a stirring shaft (22) of the stirring and conveying assembly penetrates through the discharge valve assembly and then is connected with the blocking detection assembly; the material blockage detection assembly comprises a mounting disc (41), a probe plate (42), a spring (43), a limit switch (44) and a trigger rod (45), wherein the mounting disc (41) is mounted in a material blockage limiting groove (221) of the stirring shaft (22) through a bearing (46); the probe plate (42) is connected with the mounting disc (41) through a spring (43) and moves in the material blocking limiting groove (221); one end of a trigger rod (45) is fixed on the probe plate (42), the other end of the trigger rod penetrates through a trigger rail hole (11) on the preheating tank (1) and then corresponds to a limit switch (44), and the limit switch (44) is installed on the outer wall of the preheating tank (1); the power supply assembly supplies power to the stirring and conveying assembly through a limit switch (44), and the power supply assembly supplies power to the circulating heating assembly and the discharge valve assembly.

2. The circulation heating type automatic powerful feeder as claimed in claim 1, wherein: the preheating tank (1) is provided with a feeding port, a discharging port, an air filling port, an air inlet and an air outlet; the discharge hole is provided with a trigger rail hole (11) and a valve hole (12), and the trigger rail hole (11) is positioned below the valve hole (12); the valve plate (51) of the discharging valve component (5) seals the discharging port through a valve hole.

3. The circulation heating type automatic power feeder according to claim 1 or 2, wherein: the stirring and conveying assembly comprises a stirring motor (21), a stirring shaft (22) and stirring blades (23); the stirring motor (21) is vertically arranged outside the preheating tank (1), an output shaft of the stirring motor (21) is connected with the stirring shaft (22) through a coupler, the stirring shaft (22) extends into the preheating tank (1) and penetrates through the discharge valve assembly to be connected with the mounting disc (41), and the stirring blade (23) is arranged on the stirring shaft (22).

4. The cyclic heating type automatic power feeder according to claim 3, wherein: the circulating heating assembly comprises a drying fan (31), an air conveying pipeline (32) and a valve (33); the drying fan (31) is respectively communicated with the air inlet and the air outlet on the preheating tank (1) through an air conveying pipeline (32), and valves (33) are arranged on the air conveying pipeline (32).

5. The cyclic heating type automatic power feeder according to claim 4, wherein: the discharge valve assembly comprises a first valve plate unit and a second valve plate unit, wherein the first valve plate unit comprises a first valve plate (51) and a first cylinder (52); the free end of the first valve plate (51) is provided with an abdicating arc hole I (511), the other end of the first valve plate (51) penetrates through the valve hole (12) and then is connected with a piston rod of a first cylinder (52), and the first cylinder (52) is arranged on the outer wall of the preheating tank (1); the second valve plate unit comprises a second valve plate and a second cylinder (53), the free end of the second valve plate is provided with a yielding arc hole II, the yielding arc hole II and the yielding arc hole I form a yielding hole of the stirring shaft, and the other end of the second valve plate is connected with a piston rod of the second cylinder.

6. The cyclic heating type automatic power feeder according to claim 5, wherein: and sealing stoppers (54) are arranged at the joint of the first valve plate (51) and the piston rod of the first cylinder (52) and the joint of the second valve plate and the piston rod of the second cylinder.

7. The circulation heating type automatic powerful feeder as claimed in claim 1, wherein: an insulating layer (13) is arranged on the outer wall of the preheating tank (1).

8. The circulation heating type automatic powerful feeder as claimed in claim 1, wherein: the bottom of the probe plate (42) is provided with a detection auxiliary plate (46), and the detection auxiliary plate (46) is provided with a material passing hole (47).

Technical Field

The invention belongs to the technical field of reclaimed material plasticizing equipment, and particularly relates to a circulating heating type automatic powerful feeder.

Background

The plasticator is to retrieving plastics material's reprocessing equipment, and spherical particle is carried in preheating tank or the plasticator body, preheats and stirs the transport, and the discharge gate of preheating tank is with the horizontal transport flood dragon intercommunication, but the discharge gate of transport process preheating tank takes place to block up with the horizontal transport flood dragon intercommunication department easily, has both influenced the subsequent handling and has caused the harm to the preheating tank equipment, and does not have effectual jam detection at present.

Disclosure of Invention

In view of the above-described deficiencies in the prior art, the present invention provides a circulation heating type automatic powerful feeder, which has a blockage detection assembly capable of detecting whether a discharge port is blocked and stopping material delivery after the blockage.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

a circulation heating type automatic powerful feeder comprises a preheating tank and a stirring and conveying assembly, wherein the preheating tank is provided with a circulation heating assembly, a blocking detection assembly, a discharging valve assembly and a power supply assembly; the circulating heating assembly is communicated with the preheating tank, and a stirring shaft of the stirring conveying assembly penetrates through the discharge valve assembly and then is connected with the blocking detection assembly; the blockage detection assembly comprises an installation disc, a probe plate, a spring, a limit switch and a trigger rod, wherein the installation disc is installed in a blockage limiting groove of the stirring shaft through a bearing and rotates around the bearing; the probe plate is connected with the mounting disc through a spring and moves in the material blocking limiting groove; one end of the trigger rod is fixed on the probe plate, the other end of the trigger rod penetrates through the trigger track hole on the preheating tank and then corresponds to the limit switch, and the limit switch is arranged on the outer wall of the preheating tank; the power supply assembly supplies power to the stirring and conveying assembly through the limit switch, and the power supply assembly supplies power to the circulating heating assembly and the discharge valve assembly.

As a preferred scheme of the invention, the preheating tank is provided with a charging hole, a discharging hole, an air filling hole, an air inlet and an air outlet; the discharge hole is provided with a trigger rail hole and a valve hole, and the trigger rail hole is positioned below the valve hole; the valve plate of the discharge valve component seals the discharge hole through the valve hole. Inert gas is introduced into the preheating tank through the gas inlet, and the gas and the material are uniformly mixed by stirring of the stirring shaft.

As a preferable scheme of the invention, the stirring and conveying assembly comprises a stirring motor, a stirring shaft and stirring blades; the stirring motor is vertically installed outside the preheating tank, an output shaft of the stirring motor is connected with the stirring shaft through the coupler, the stirring shaft extends into the preheating tank and penetrates through the discharge valve assembly to be connected with the mounting disc, and the stirring blade is installed on the stirring shaft.

As a preferred scheme of the invention, the circulating heating assembly comprises a drying fan, an air conveying pipeline and a valve; the drying fan is respectively communicated with the air inlet and the air outlet on the preheating tank through the air conveying pipeline, valves are arranged on the air conveying pipeline, the valves are manual valves, when preheating is needed, the discharging valve is closed, the valve is opened, the drying fan is started, and the drying fan and the preheating tank form a circulating heating channel through the air conveying pipeline.

As a preferable scheme of the invention, the discharge valve assembly comprises a first valve plate unit and a second valve plate unit, wherein the first valve plate unit comprises a first valve plate and a first cylinder; the free end of the first valve plate is provided with a abdicating arc hole I, the other end of the first valve plate penetrates through the valve hole and then is connected with a piston rod of a first air cylinder, and the first air cylinder is arranged on the outer wall of the preheating tank; the second valve plate unit comprises a second valve plate and a second cylinder, wherein the free end of the second valve plate is provided with a abdicating arc hole II, the abdicating arc hole II and the abdicating arc hole I form an abdicating hole of the stirring shaft, and the other end of the second valve plate is connected with a piston rod of the second cylinder. First valve plate unit and second valve plate unit mutually support and realize the closure of discharge gate to because the existence in the hole of stepping down makes the (mixing) shaft can also rotate after passing the valve plate, realize preheating the stirring, can stir after preheating the end and carry.

As a preferable scheme of the invention, sealing stop blocks are arranged at the joint of the first valve plate and the piston rod of the first cylinder and at the joint of the second valve plate and the piston rod of the second cylinder, and the sealing stop blocks can tightly shield the valve hole when being closed, thereby preventing air leakage and realizing preheating with better effect.

As a preferable scheme of the invention, the outer wall of the preheating tank is provided with the heat-insulating layer, so that materials in the preheating tank can be better heated.

As a preferable scheme of the invention, the bottom of the detection plate is provided with an auxiliary detection plate, the auxiliary detection plate is provided with a material passing hole, and the auxiliary detection plate is used for ensuring that the detection plate can rise when material blockage occurs.

According to the invention, the material blockage detection assembly is arranged below the stirring shaft, when material blockage occurs at the discharge port, the probe plate is lifted, the probe plate rises in the material blockage limiting hole, the spring is compressed, when the probe plate rises to a specified position, the trigger rod touches the limiting switch, the power supply cuts off the power supply of the stirring motor, the material in the preheating tank stops feeding to the horizontal conveying auger, after the material blockage is removed, the probe plate and the trigger rod recover to the original position under the action of the restoring force of the spring, and the detection process is automatic. In addition, the circulating heating assembly is arranged, internal air is adopted for circulating heating, the heating efficiency and the preheating temperature are improved, and the plastic effect of materials in the preheating tank is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of embodiment 1.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a partially enlarged view of a portion B in fig. 1.

Fig. 4 is a partially enlarged view of a portion C in fig. 1.

Fig. 5 is a schematic structural view of embodiment 2.

Fig. 6 is a schematic view of the structure of a detection auxiliary plate in example 2.

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 obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.