Polystyrene particle weighing frame

Abstract

The utility model discloses a polystyrene particle weighing frame which comprises a weighing frame. The outer surface of the storage tank is fixedly connected with the top of the weighing frame; the weighing assembly comprises a weighing box, a first discharging hopper, a control valve, a fixing frame, a pressure sensor, a control terminal, a first connecting plate, a telescopic rod and a second connecting plate, the top of the first discharging hopper fixedly communicates with the top of the weighing box, and the control valve is installed right in front of the first discharging hopper; the inner surface of the fixing frame is fixedly connected with the outer surface of the weighing box, the top of the pressure sensor is fixedly connected with the bottom of the fixing frame, the control terminal is electrically connected with the pressure sensor, and the bottom of the control terminal is fixedly connected with the upper portion of the weighing frame. According to the scheme, the weighing frame, the material storage tank and the weighing assembly are arranged, through the structure, polystyrene particles can be accurately weighed, and the effects that secondary material reduction is not needed, and the weighing efficiency and accuracy are improved are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of weighing racks, and more specifically, to a polystyrene particle weighing rack. Background Art

[0002] Polystyrene particles are a common plastic raw material, commonly used in various industrial and commercial applications. They are lightweight, durable, heat-insulating and sound-insulating, and are therefore widely used in packaging materials, building materials, furniture manufacturing, toy making and other fields. In the production and processing of polystyrene particles, a weighing device is required to measure the appropriate weight for various processing steps and packaging. However, in actual use, there are still some shortcomings, such as: the existing weighing device is prone to over-adding during the weighing process, causing the target weight to be exceeded, requiring secondary material reduction, resulting in reduced weighing efficiency. Utility Model Content

[0003] In order to overcome the above-mentioned defects of the prior art, an embodiment of the utility model provides a polystyrene particle weighing rack to solve the problem that the weighing device of the prior art is prone to over-adding materials during the weighing process, resulting in exceeding the target weight and requiring secondary material reduction.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a polystyrene particle weighing rack, comprising

[0005] Weighing rack;

[0006] A material storage tank, the outer surface of which is fixedly connected to the top of the weighing frame;

[0007] A weighing assembly, the weighing assembly includes a weighing box, a first lower hopper, a control valve, a fixed frame, a pressure sensor, a control terminal, a No. 1 connecting plate, a telescopic rod, and a No. 2 connecting plate. The top of the first lower hopper is fixedly connected to the top of the weighing box, the control valve is installed directly in front of the first lower hopper, the inner surface of the fixed frame is fixedly connected to the outer surface of the weighing box, the top of the pressure sensor is fixedly connected to the bottom of the fixed frame, the control terminal is electrically connected to the pressure sensor, the bottom of the control terminal is fixedly connected to the top of the weighing frame, the top of the No. 1 connecting plate is fixedly connected to the bottom of the pressure sensor, one end of the No. 1 connecting plate is fixedly connected to the outer surface of the weighing frame, the top of the telescopic rod is fixedly connected to the bottom of the fixed frame, the top of the No. 2 connecting plate is fixedly connected to the bottom end of the telescopic rod, and one end of the No. 2 connecting plate is fixedly connected to the outer surface of the weighing frame.

[0008] Among them, the storage tank includes a tank body, a second lower hopper, and a solenoid valve. The outer surface of the tank body is fixedly connected to the top of the weighing frame, the top of the second lower hopper is fixedly connected to the bottom of the tank body, the solenoid valve is installed in the middle of the second lower hopper, and the solenoid valve is electrically connected to the control terminal.

[0009] The invention also includes a stirring component, which is arranged inside the tank body.

[0010] Among them, the stirring assembly includes a hydraulic rod, a protective shell, a motor, a rotating shaft, and a stirring blade. The hydraulic rod is arranged on the top of the tank body, the top of the protective shell is fixedly connected to the bottom end of the hydraulic rod, the motor is installed inside the protective shell, the drive shaft of the motor is rotatably connected to the bottom of the protective shell, the top of the rotating shaft is fixedly connected to the drive shaft of the motor, and the stirring blade is installed on the outer surface of the rotating shaft.

[0011] The beneficial effects of the above technical solution of the utility model are as follows:

[0012] In the above scheme, a weighing frame, a storage tank, and a weighing component are provided, polystyrene particles are added to the tank body, the solenoid valve is opened through the control terminal, and the polystyrene particles in the tank body are slowly dropped into the weighing box through the second lower hopper. The weighing box is subjected to pressure and drives the fixed frame to transmit the pressure to the pressure sensor. The telescopic rod contracts downward at the same time. The pressure sensor transmits the signal to the control terminal after being subjected to pressure. The control terminal converts the signal into a specific numerical value for real-time display. When the weight of the polystyrene particles in the weighing box reaches the target value, the solenoid valve is closed through the control terminal to stop the polystyrene particles in the tank body from falling. Finally, the control valve is opened to take out the weighed polystyrene particles. Through the above structure, the polystyrene particles can be accurately weighed, so that no secondary material reduction is required, thereby improving the weighing efficiency and accuracy.

[0013] A stirring assembly is provided, and before the polystyrene particles in the tank are discharged, the motor is started, the motor drives the rotating shaft to rotate, and the rotating shaft drives the stirring blades to rotate, and then the hydraulic rod is started, the hydraulic rod drives the rotating shaft and the stirring blades to rise and fall, so that the stirring blades stir the polystyrene particles in the tank. Through the above structure, the polystyrene particles are stirred evenly before discharge, so as to prevent the polystyrene particles from being stuck together due to being left for too long, which causes inconvenience to processing and weighing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the weighing component structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the storage tank of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the stirring assembly of the utility model.

[0018] [Reference Signs]

[0019] 1. Weighing frame; 2. Storage tank; 3. Weighing assembly; 4. Stirring assembly; 31. Weighing box; 32. First lower hopper; 33. Control valve; 34. Fixed frame; 35. Pressure sensor; 36. Control terminal; 37. No. 1 connecting plate; 38. Telescopic rod; 39. No. 2 connecting plate; 21. Tank body; 22. Second lower hopper; 23. Solenoid valve; 41. Hydraulic rod; 42. Protective shell; 43. Motor; 44. Rotating shaft; 45. Stirring blade. DETAILED DESCRIPTION

[0020] In order to make the technical problems to be solved, technical solutions and advantages of the present invention more clear, a detailed description will be given below in conjunction with the accompanying drawings and specific embodiments.

[0021] As attached Figure 1 To Attachment Figure 4 The embodiment of the utility model provides a polystyrene particle weighing rack, comprising

[0022] Weighing rack 1;

[0023] A material storage tank 2, the outer surface of which is fixedly connected to the top of the weighing frame 1;

[0024] The weighing assembly 3 includes a weighing box 31, a first lower hopper 32, a control valve 33, a fixing frame 34, a pressure sensor 35, a control terminal 36, a first connecting plate 37, a telescopic rod 38, and a second connecting plate 39. The top of the first lower hopper 32 is fixedly connected to the top of the weighing box 31, the control valve 33 is installed in front of the first lower hopper 32, the inner surface of the fixing frame 34 is fixedly connected to the outer surface of the weighing box 31, the top of the pressure sensor 35 is fixedly connected to the bottom of the fixing frame 34, and the control terminal 36 is electrically connected to the pressure sensor 35. Connection, the bottom of the control terminal 36 is fixedly connected to the top of the weighing frame 1, the top of the No. 1 connecting plate 37 is fixedly connected to the bottom of the pressure sensor 35, one end of the No. 1 connecting plate 37 is fixedly connected to the outer surface of the weighing frame 1, the top of the telescopic rod 38 is fixedly connected to the bottom of the fixed frame 34, the top of the No. 2 connecting plate 39 is fixedly connected to the bottom of the telescopic rod 38, and one end of the No. 2 connecting plate 39 is fixedly connected to the outer surface of the weighing frame 1; a transparent observation window can be set on the storage tank 2 to facilitate the remaining raw materials in the pipe storage tank 2 so as to add raw materials in time.

[0025] Among them, the storage tank 2 includes a tank body 21, a second lower hopper 22, and a solenoid valve 23. The outer surface of the tank body 21 is fixedly connected to the top of the weighing frame 1, the top of the second lower hopper 22 is fixedly connected to the bottom of the tank body 21, and the solenoid valve 23 is installed in the middle of the second lower hopper 22. The solenoid valve 23 is electrically connected to the control terminal 36.

[0026] The tank 21 further includes a stirring component 4 , which is disposed inside the tank 21 .

[0027] Among them, the stirring assembly 4 includes a hydraulic rod 41, a protective shell 42, a motor 43, a rotating shaft 44, and a stirring blade 45. The hydraulic rod 41 is arranged at the top of the tank body 21, the top of the protective shell 42 is fixedly connected to the bottom end of the hydraulic rod 41, the motor 43 is installed inside the protective shell 42, the drive shaft of the motor 43 is rotatably connected to the bottom of the protective shell 42, the top of the rotating shaft 44 is fixedly connected to the drive shaft of the motor 43, and the stirring blade 45 is installed on the outer surface of the rotating shaft 44; the protective shell 42 can prevent polystyrene particles from entering the motor 43 to prevent damage when the motor 43 is running.

[0028] The working process of the utility model is as follows: polystyrene particles are added into the tank body 21, and the solenoid valve 23 is opened through the control terminal 36, so that the polystyrene particles in the tank body 21 slowly fall into the weighing box 31 through the second lower hopper 22, and the weighing box 31 is subjected to pressure to drive the fixed frame 34 to transmit the pressure to the pressure sensor 35, and the telescopic rod 38 shrinks downward at the same time. After the pressure is applied, the pressure sensor 35 transmits the signal to the control terminal 36, and the control terminal 36 converts the signal into a specific numerical value for real-time display. When the weight of the polystyrene particles in the weighing box 31 reaches the target value, the solenoid valve 23 is closed through the control terminal 36 to stop the polystyrene particles in the tank body 21 from falling, and finally the control valve 33 is opened to take out the weighed polystyrene particles;

[0029] Before the polystyrene particles in the tank body 21 are discharged, the motor 43 is started, the motor 43 drives the rotating shaft 44 to rotate, and the rotating shaft 44 drives the stirring blade 45 to rotate, and then the hydraulic rod 41 is started, the hydraulic rod 41 drives the rotating shaft 44 and the stirring blade 45 to move up and down, so that the stirring blade 45 stirs the polystyrene particles in the tank body 21.

[0030] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0031] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0032] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A polystyrene particle weighing rack, characterized in that: include Weighing rack (1); A material storage tank (2), wherein the outer surface of the material storage tank (2) is fixedly connected to the top of the weighing frame (1); A weighing assembly (3), the weighing assembly (3) comprising a weighing box (31), a first lower hopper (32), a control valve (33), a fixing frame (34), a pressure sensor (35), a control terminal (36), a No. 1 connecting plate (37), a telescopic rod (38), and a No. 2 connecting plate (39), the top of the first lower hopper (32) being fixedly connected to the top of the weighing box (31), the control valve (33) being installed in front of the first lower hopper (32), the inner surface of the fixing frame (34) being fixedly connected to the outer surface of the weighing box (31), the top of the pressure sensor (35) being connected to the fixing frame (34), The control terminal (36) is electrically connected to the pressure sensor (35), the bottom of the control terminal (36) is fixedly connected to the top of the weighing frame (1), the top of the No. 1 connecting plate (37) is fixedly connected to the bottom of the pressure sensor (35), one end of the No. 1 connecting plate (37) is fixedly connected to the outer surface of the weighing frame (1), the top of the telescopic rod (38) is fixedly connected to the bottom of the fixed frame (34), the top of the No. 2 connecting plate (39) is fixedly connected to the bottom of the telescopic rod (38), and one end of the No. 2 connecting plate (39) is fixedly connected to the outer surface of the weighing frame (1).

2. The polystyrene particle weighing rack according to claim 1, characterized in that: The material storage tank (2) comprises a tank body (21), a second lower hopper (22), and a solenoid valve (23); the outer surface of the tank body (21) is fixedly connected to the top of the weighing frame (1); the top of the second lower hopper (22) is fixedly connected to the bottom of the tank body (21); the solenoid valve (23) is installed in the middle of the second lower hopper (22); and the solenoid valve (23) is electrically connected to the control terminal (36).

3. The polystyrene particle weighing rack according to claim 1, characterized in that: It also includes a stirring assembly (4), wherein the stirring assembly (4) is arranged inside the tank body (21).

4. The polystyrene particle weighing rack according to claim 3, characterized in that: The stirring assembly (4) comprises a hydraulic rod (41), a protective shell (42), a motor (43), a rotating shaft (44), and a stirring blade (45); the hydraulic rod (41) is arranged on the top of the tank body (21); the top of the protective shell (42) is fixedly connected to the bottom of the hydraulic rod (41); the motor (43) is installed inside the protective shell (42); the driving shaft of the motor (43) is rotatably connected to the bottom of the protective shell (42); the top of the rotating shaft (44) is fixedly connected to the driving shaft of the motor (43); and the stirring blade (45) is installed on the outer surface of the rotating shaft (44).

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