High-precision weightlessness feeding device

Abstract

The utility model relates to the technical field of weightlessness feeding, in particular to a high-precision weightlessness feeding device which comprises a feeding barrel, and a discharging opening is formed in one side of the feeding barrel in a penetrating mode. According to the feeding device, firstly, the feeding amount during single-time material feeding can be controlled by adjusting the pressure discharge gate located at the discharge port, so that the material amount during feeding each time can be accurately controlled, waste of resources is reduced, the operation of feeding or feeding after manual inspection is relatively reduced, and the feeding efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of weightless feeding, in particular to a high-precision weightless feeding device. Background Art

[0002] In industrial production, after granular, block or powdered raw materials (such as plastic granules, metal powder) are mixed, the mixed materials need to be transported to the production reaction device through a material device. Currently, the market mainly uses loss-in-weight feeders to transport the mixed materials.

[0003] Publication No. CN211800699U discloses a loss-in-weight feeding device, which has the advantages of stirring and reducing production costs, but in the feeding process, the material conveying accuracy is poor, and the materials fed in the same moving distance may be unevenly fed due to the time difference when the materials fall. To this end, we propose a high-precision loss-in-weight feeding device. Utility Model Content

[0004] In view of the problems in the prior art, the utility model provides a high-precision loss-in-weight feeding device.

[0005] The technical solution adopted by the utility model to solve the technical problem is a high-precision weightless feeding device, comprising a feeding cylinder, a feeding port is formed through one side of the feeding cylinder, the bottom end of the feeding cylinder is connected to a discharge pipe through the feeding port, a volume adjustment frame is fixedly connected to the side wall of the discharge pipe, a movable adjustment knob is slidably connected to the inside of the volume adjustment frame, the movable adjustment knob passes through the side wall of the discharge pipe and is fixedly connected to a connecting rod, and the connecting rod is fixedly connected to the side wall of a pressure discharge gate.

[0006] By adopting the above technical solution, firstly, the amount of material delivered during a single feeding can be controlled by adjusting the pressure discharge gate located at the discharge port, so that the amount of material during each feeding can be accurately controlled, thereby reducing the waste of resources and relatively reducing the operation of manual inspection, re-feeding or removal, thereby improving the feeding efficiency.

[0007] Specifically, the top end of the feeding barrel is through-connected with a feeding port, the side wall of the feeding barrel is fixedly connected with a sealing connector, the side wall of the sealing connector is installed with a driving motor, one end of the driving motor passes through the sealing connector and is connected to a feeding screw inside the feeding barrel, and the end of the feeding screw away from the driving motor is rotatably connected to the center of the rotating shaft.

[0008] By adopting the above technical solution, the screw feeding structure is used in conjunction with the equipment to stir, mix and transport the materials.

[0009] Specifically, a gate for controlling the flow of materials is provided at the connection between the discharge port and the discharge pipe.

[0010] By adopting the above technical solution, whether the machine feeds materials is controlled by controlling the on and off of the gate.

[0011] Specifically, limiting sliders that slide inside the discharge pipe are arranged on both sides of the pressure discharge gate.

[0012] By adopting the above technical solution, the pressure discharge valve is limited by the limit slider so that it can only move in the vertical direction.

[0013] Specifically, the side wall of the movable adjusting knob is provided with a friction positioning piece for screwing out the thread.

[0014] By adopting the above technical solution, the height of the pressure discharge gate is controlled by the friction positioning member, so that the discharge amount of the pressure discharge gate can be adjusted, thereby accurately controlling the amount of discharged material.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] The technical solution of the present application controls the amount of material delivered during a single feeding through the structural design of the feeding barrel, the feeding port, the discharge pipe, the release adjustment frame, the movable adjustment knob, the connecting rod and the pressure discharge gate, so that the amount of material delivered during each feeding can be accurately controlled, thereby reducing the waste of resources and relatively reducing the operation of manual inspection, re-feeding or removal, thereby improving the feeding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0018] Figure 1 It is an axonometric drawing of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the feeding barrel of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the discharge pipe of the utility model;

[0021] In the figure: 1. Feeding barrel; 2. Sealing connector; 3. Driving motor; 4. Feeding screw; 5. Rotating shaft; 6. Feeding port; 7. Discharging port; 8. Discharging pipe; 9. Volume adjustment frame; 10. Movable adjustment knob; 11. Connecting rod; 12. Pressure discharge gate. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] See also Figure 1-3 The embodiment of the utility model provides a technical solution: a high-precision loss-in-weight feeding device, comprising a feeding barrel 1, a feeding port 7 is formed on one side of the feeding barrel 1, the bottom end of the feeding barrel 1 is connected to a discharge pipe 8 through the feeding port 7, a volume adjustment frame 9 is fixedly connected to the side wall of the discharge pipe 8, a movable adjustment knob 10 is slidably connected to the inside of the volume adjustment frame 9, the movable adjustment knob 10 passes through the side wall of the discharge pipe 8 and is fixedly connected to a connecting rod 11, and the connecting rod 11 is fixedly connected to the side wall of a pressure discharge gate 12.

[0024] When in use, the amount of material delivered during a single feeding is first controlled by adjusting the pressure discharge gate 12 located at the discharge port, so that the amount of material delivered each time can be accurately controlled, thereby reducing the waste of resources and relatively reducing the operation of manual inspection, re-feeding or removal, thereby improving the feeding efficiency.

[0025] As shown in the figure, the top end of the feeding barrel 1 is connected with a feed port 6, the side wall of the feeding barrel 1 is fixedly connected with a sealing connector 2, the side wall of the sealing connector 2 is installed with a driving motor 3, and one end of the driving motor 3 passes through the sealing connector 2 and is connected to a feeding screw 4 inside the feeding barrel 1, and the end of the feeding screw 4 away from the driving motor 3 is rotatably connected to the center of the rotating shaft 5.

[0026] When in use, the screw feeding structure is used in conjunction with the equipment to stir, mix and convey the materials.

[0027] As shown in the figure, a gate for controlling the flow of materials is provided at the connection between the feed port 7 and the discharge pipe 8.

[0028] When in use, the opening and closing of the gate is controlled to control whether the machine feeds materials.

[0029] As shown in the figure, limiting sliders are arranged on both sides of the pressure discharge gate 12 and slide inside the discharge pipe 8 .

[0030] When in use, the pressure relief valve is limited by a limit slider so that it can only move in the vertical direction.

[0031] As shown in the figure, the side wall of the movable adjusting knob 10 is provided with a friction positioning member for screwing out the thread.

[0032] When in use, the height of the pressure discharge gate 12 is controlled by the friction positioning piece, so that the discharge amount of the pressure discharge gate 12 can be adjusted, so that the amount of discharged material can be accurately controlled.

[0033] The working principle and use process of the utility model are as follows: first, the position of the movable adjusting knob 10 is adjusted according to the amount of material that needs to be fed at a time, and the pressure discharge gate 12 is driven to move in the discharge pipe 8 through the connecting rod 11, and then the movable adjusting knob 10 is fixed in the volume adjustment frame 9 to complete the adjustment of the feeding amount, and then a variety of materials are poured into the feeding barrel 1 through the feed port 6 in proportion, and at the same time, the driving motor 3 on the side wall of the sealing connector 2 is running, and the mixed material is stirred and conveyed to the other side through the rotating feeding screw 4, and enters the discharge pipe 8 through the opened gate at the discharge port 7. When the pressure discharge gate 12 bears a certain weight, it automatically opens and controls the gate installed at the discharge port 7 to close, thereby discharging the accumulated material, and the pressure discharge gates 12 with different heights are used to control the amount of material conveyed under the time drop, thereby controlling the discharge amount of the material, and automatically reset after a certain period of discharge, and then the valve at the discharge port 7 is controlled to open, and the accumulated material continues to be fed.

[0034] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the protection required by the utility model. The scope of protection required by the utility model is defined by the attached claims and their equivalents.

Claims

1. A high-precision loss-in-weight feeding device, characterized in that: The invention comprises a feeding barrel (1), a feeding port (7) is provided on one side of the feeding barrel (1), the bottom end of the feeding barrel (1) is connected to a discharge pipe (8) through the feeding port (7), a volume adjustment frame (9) is fixedly connected to the side wall of the discharge pipe (8), a movable adjustment knob (10) is slidably connected inside the volume adjustment frame (9), the movable adjustment knob (10) passes through the side wall of the discharge pipe (8) and is fixedly connected to a connecting rod (11), and the connecting rod (11) is fixedly connected to the side wall of a pressure discharge gate (12).

2. A high-precision loss-in-weight feeding device according to claim 1, characterized in that: The top end of the feeding barrel (1) is connected to a feeding port (6), the side wall of the feeding barrel (1) is fixedly connected to a sealing connector (2), the side wall of the sealing connector (2) is installed with a driving motor (3), one end of the driving motor (3) passes through the sealing connector (2) and is connected to a feeding screw (4) inside the feeding barrel (1), and the end of the feeding screw (4) away from the driving motor (3) is rotatably connected to the center of the rotating shaft (5).

3. A high-precision loss-in-weight feeding device according to claim 1, characterized in that: A gate for controlling the flow of materials is provided at the connection between the discharge port (7) and the discharge pipe (8).

4. A high-precision loss-in-weight feeding device according to claim 1, characterized in that: Limiting slide blocks which slide inside the discharge pipe (8) are arranged on both sides of the pressure discharge gate (12).

5. A high-precision loss-in-weight feeding device according to claim 1, characterized in that: The side wall of the movable adjusting knob (10) is provided with a friction positioning piece for screwing out the thread.

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