Raw material feeding device for PP plate processing

Abstract

The utility model discloses a raw material feeding device for PP plate processing, which comprises a quantitative feeding mechanism, the feeding end of the quantitative feeding mechanism is provided with a connecting assembly communicated with the quantitative feeding mechanism, the top of the connecting assembly is communicated with a feeding auger, the quantitative feeding mechanism comprises a feeding tank, the top of the feeding tank is fixedly connected with a speed reducing motor, and the speed reducing motor is connected with the feeding auger. And an output shaft of the gear motor penetrates into an inner cavity of the feeding tank and is fixedly connected with a rotating rod, the surface of the rotating rod is rotationally connected with a discharging plate, and the discharging plate is fixedly installed on the inner wall of the feeding tank. The raw material feeding device has the advantage of preventing blockage, and the problems that in the using process of an existing raw material feeding device for PP plate machining, blockage in the raw material discharging process is inconvenient to prevent, feeding is interrupted due to raw material blockage, an extruder is forced to stop running, and efficient PP plate machining is affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic processing, in particular to a raw material feeding device for PP board processing. Background Art

[0002] A raw material feeding device for PP sheet processing refers to a machine or system used to automatically or semi-automatically feed the raw materials needed for PP sheet production into processing equipment. This device is typically used to improve the efficiency of PP sheet production lines, reduce manual operations, ensure continuous material supply, and contribute to the automation and standardization of the production process. In the PP sheet production process, the raw material is typically polypropylene pellets or polypropylene mixed with other additives. These pellets need to be precisely metered and fed into the extruder, where they are melted at high temperatures and formed into sheet materials through a die.

[0003] The existing raw material feeding device for PP board processing is not easy to prevent blockage during the raw material feeding process. The blockage of raw materials will lead to feed interruption, thereby forcing the extruder to stop running, affecting the efficient processing of PP boards. Utility Model Content

[0004] The purpose of the utility model is to provide a raw material feeding device for PP board processing, which has the advantage of anti-blocking and solves the problem that the existing raw material feeding device for PP board processing is not convenient to prevent blockage during the raw material feeding process during use. The blockage of raw materials will cause feed interruption, thereby forcing the extruder to stop running, affecting the efficient processing of PP boards.

[0005] To achieve the above object, the present invention provides the following technical solutions: a raw material feeding device for PP board processing, comprising a quantitative feeding mechanism, wherein a connecting assembly connected thereto is installed at the feeding end of the quantitative feeding mechanism, and a feeding auger is connected to the top of the connecting assembly.

[0006] The quantitative feeding mechanism includes a feeding tank, the top of the feeding tank is fixedly connected to a reduction motor, the output shaft of the reduction motor passes through the inner cavity of the feeding tank and is fixedly connected to a rotating rod, the surface of the rotating rod is rotatably connected to a blanking plate, the blanking plate is fixedly installed on the inner wall of the feeding tank, and blanking valves are fixedly installed on the left and right sides and front and back sides of the bottom of the blanking plate, the top of the blanking valve extends to the top of the blanking plate, and the surface of the rotating rod is fixedly sleeved with a first stirring frame and a second stirring frame, respectively, the bottom of the first stirring frame is rotatably connected to the top of the blanking plate, and the bottom of the second stirring frame is movably connected to the bottom of the inner cavity of the feeding tank.

[0007] As a preferred raw material feeding device for PP board processing of the present invention, a hopper is fixedly connected to the top of the feeding tank, the feed end of the hopper is connected to the connecting component, and the discharge end of the hopper passes through the inner cavity of the feeding tank.

[0008] As a preferred raw material feeding device for PP board processing of the present invention, the bottom of the left side of the feeding tank is connected to an air outlet solenoid valve, and the left end of the air outlet solenoid valve is connected to an exhaust pipe.

[0009] As a preferred raw material feeding device for PP board processing of the present invention, the surface fixing sleeve of the feeding tank is provided with a fixing frame, and the bottom of the fixing frame is fixedly connected with a supporting leg.

[0010] As a preferred raw material feeding device for PP board processing of the present invention, a fan is fixedly connected to the bottom of the fixing frame, and an air outlet end of the fan is connected to a curved pipe.

[0011] As a preferred raw material feeding device for PP board processing of the present invention, the air outlet end of the bent pipe is connected to an air intake solenoid valve, and the air outlet end of the air intake solenoid valve penetrates into the inner cavity of the feeding tank.

[0012] As a preferred raw material feeding device for PP board processing of the present invention, the bottom of the feeding tank is connected to a control valve, and the bottom of the control valve is connected to a feeding hopper.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] 1. The utility model is provided with a quantitative feeding mechanism, which can facilitate the feeding of the PP board extruder. The plastic raw material is transported to the connecting component through the feeding auger and falls into the inner cavity of the quantitative feeding mechanism through the connecting component. The quantitative feeding mechanism is installed at the feed end of the extruder to continuously transport the plastic particles into the extruder to assist the extruder in processing PP boards.

[0015] 2. The utility model is provided with a reduction motor, which can facilitate the rotation of the rotating rod. The raw material first enters the top of the inner cavity of the feeding tank through the hopper, and the rotating rod drives the first stirring frame to stir the raw material to prevent the raw material from agglomerating. Then, according to the discharge speed requirement, different numbers of discharge valves are opened, and the raw material enters the bottom of the inner cavity of the feeding tank through the discharge plate and the discharge valve. After the raw material enters the bottom of the inner cavity of the feeding tank, the rotating rod drives the second stirring frame to rotate and stir the raw material for the second time, so that the raw material smoothly enters the control valve. The control valve controls whether to discharge the material. The raw material passing through the control valve enters the feeding hopper and enters the extruder through the feeding hopper. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a cross-sectional view of the quantitative feeding mechanism of the utility model Figure 1 ;

[0018] Figure 3 This is a cross-sectional view of the quantitative feeding mechanism of the utility model Figure 2 .

[0019] In the figure: 1. quantitative feeding mechanism; 101. feeding tank; 102. reduction motor; 103. hopper; 104. first stirring frame; 105. rotating rod; 106. unloading plate; 107. supporting leg; 108. control valve; 109. feeding hopper; 110. fan; 111. fixing frame; 112. elbow; 113. air inlet solenoid valve; 114. exhaust pipe; 115. unloading valve; 116. second stirring frame; 117. air outlet solenoid valve; 2. connecting assembly; 3. feeding auger. DETAILED DESCRIPTION

[0020] See also Figure 1-Figure 3 A raw material feeding device for PP board processing includes a quantitative feeding mechanism 1, a connecting component 2 connected to the feeding end of the quantitative feeding mechanism 1 is installed, and a feeding auger 3 is connected to the top of the connecting component 2.

[0021] By setting up a quantitative feeding mechanism 1, it is possible to facilitate feeding of the PP board extruder. The plastic raw material is transported to the connecting component 2 through the feeding auger 3 and falls into the inner cavity of the quantitative feeding mechanism 1 through the connecting component 2. The quantitative feeding mechanism 1 is installed at the feed end of the extruder to continuously transport plastic particles into the extruder to assist the extruder in processing PP boards.

[0022] Furthermore, the quantitative feeding mechanism 1 includes a feeding tank 101, and a reduction motor 102 is fixedly connected to the top of the feeding tank 101. The output shaft of the reduction motor 102 passes through the inner cavity of the feeding tank 101 and is fixedly connected to a rotating rod 105. The surface of the rotating rod 105 is rotatably connected to a blanking plate 106, and the blanking plate 106 is fixedly installed on the inner wall of the feeding tank 101. The left and right sides and the front and back sides of the bottom of the blanking plate 106 are fixedly installed with a blanking valve 115. The top of the blanking valve 115 extends to the top of the blanking plate 106. The surface of the rotating rod 105 is fixedly sleeved with a first stirring frame 104 and a second stirring frame 116. The bottom of the first stirring frame 104 is rotatably connected to the top of the blanking plate 106, and the bottom of the second stirring frame 116 is movably connected to the bottom of the inner cavity of the feeding tank 101.

[0023] Furthermore, a hopper 103 is fixedly connected to the top of the feeding tank 101 , a feeding end of the hopper 103 is communicated with the connecting assembly 2 , and a discharging end of the hopper 103 passes through the inner cavity of the feeding tank 101 .

[0024] Furthermore, the bottom of the left side of the feeding tank 101 is connected to an exhaust solenoid valve 117 , and the left end of the exhaust solenoid valve 117 is connected to an exhaust pipe 114 .

[0025] Furthermore, a fixing frame 111 is fixedly provided on the surface of the feeding tank 101 , and a support leg 107 is fixedly connected to the bottom of the fixing frame 111 .

[0026] Furthermore, a fan 110 is fixedly connected to the bottom of the fixing frame 111 , and an air outlet end of the fan 110 is connected to a curved pipe 112 .

[0027] Furthermore, the air outlet end of the curved pipe 112 is connected to an air intake solenoid valve 113 , and the air outlet end of the air intake solenoid valve 113 passes through the inner cavity of the feeding tank 101 .

[0028] Furthermore, the bottom of the feeding tank 101 is connected to a control valve 108 , and the bottom of the control valve 108 is connected to a feeding hopper 109 .

[0029] By setting up the reduction motor 102, it is easy to drive the rotating rod 105 to rotate, and the raw material first enters the top of the inner cavity of the feeding tank 101 through the hopper 103. The rotating rod 105 drives the first stirring frame 104 to stir the raw material to prevent the raw material from agglomerating. Then, according to the discharge speed requirements, different numbers of discharge valves 115 are opened, and the raw material enters the bottom of the inner cavity of the feeding tank 101 through the discharge plate 106 and the discharge valve 115. After the raw material enters the bottom of the inner cavity of the feeding tank 101, the rotating rod 105 drives the second stirring frame 116 to rotate to stir the raw material for the second time, so that the raw material smoothly enters the control valve 108. The control valve 108 controls whether to discharge the material. The raw material passes through the control valve 108 into the feeding hopper 109 and enters the extruder through the feeding hopper 109.

[0030] When it is necessary to clean the residue inside the feeding tank 101, start the fan 110, and the fan 110 draws external air and transports it to the inner cavity of the feeding tank 101 through the bent pipe 112 and the air inlet solenoid valve 113. The air blows the raw materials attached to the inside of the feeding tank 101 into the discharge valve 115 and enters the bottom of the inner cavity of the feeding tank 101. The air is discharged through the air outlet solenoid valve 117 and the exhaust pipe 114, and also takes away the residue inside the feeding tank 101, thereby realizing regular automatic cleaning of the feeding tank 101.

[0031] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A raw material feeding device for PP board processing, comprising a quantitative feeding mechanism (1), wherein a connecting assembly (2) connected thereto is installed at a feeding end of the quantitative feeding mechanism (1), and a feeding auger (3) is connected to the top of the connecting assembly (2), characterized in that: The quantitative feeding mechanism (1) comprises a feeding tank (101), the top of the feeding tank (101) is fixedly connected to a reduction motor (102), the output shaft of the reduction motor (102) passes through the inner cavity of the feeding tank (101) and is fixedly connected to a rotating rod (105), the surface of the rotating rod (105) is rotatably connected to a blanking plate (106), the blanking plate (106) is fixedly installed on the inner wall of the feeding tank (101), and the left bottom of the blanking plate (106) is fixedly connected to the inner wall of the feeding tank (101). A discharge valve (115) is fixedly installed on both the right and front and rear sides. The top of the discharge valve (115) extends to the top of the discharge plate (106). The surface of the rotating rod (105) is fixedly sleeved with a first stirring frame (104) and a second stirring frame (116). The bottom of the first stirring frame (104) is rotatably connected to the top of the discharge plate (106), and the bottom of the second stirring frame (116) is movably connected to the bottom of the inner cavity of the feeding tank (101).

2. The raw material feeding device for PP board processing according to claim 1, characterized in that: A hopper (103) is fixedly connected to the top of the feeding tank (101), a feeding end of the hopper (103) is communicated with the connecting assembly (2), and a discharging end of the hopper (103) passes through the inner cavity of the feeding tank (101).

3. The raw material feeding device for PP board processing according to claim 1, characterized in that: The bottom of the left side of the feeding tank (101) is connected to an air outlet solenoid valve (117), and the left end of the air outlet solenoid valve (117) is connected to an exhaust pipe (114).

4. The raw material feeding device for PP board processing according to claim 1, characterized in that: A fixing frame (111) is fixedly sleeved on the surface of the feeding tank (101), and a supporting leg (107) is fixedly connected to the bottom of the fixing frame (111).

5. The raw material feeding device for PP board processing according to claim 4, characterized in that: The bottom of the fixing frame (111) is fixedly connected to a fan (110), and the air outlet end of the fan (110) is connected to a curved pipe (112).

6. The raw material feeding device for PP board processing according to claim 5, characterized in that: The air outlet end of the curved pipe (112) is connected to an air inlet electromagnetic valve (113), and the air outlet end of the air inlet electromagnetic valve (113) penetrates into the inner cavity of the feeding tank (101).

7. The raw material feeding device for PP board processing according to claim 1, characterized in that: The bottom of the feeding tank (101) is connected to a control valve (108), and the bottom of the control valve (108) is connected to a feeding hopper (109).

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