Flux package weighing device

Abstract

Disclosed in the present utility model is a flux package weighing device, the device comprising a material tank, a stirring device, a filling pipe, a valve and a weighing assembly, wherein the material tank is provided with a filling port at the lower end thereof; the stirring device has a stirring portion rotatably arranged, the stirring portion being arranged in the material tank; the upper end of the filling pipe is rotatably mounted at the filling port along an axis in a vertical direction; the filling pipe is in transmission connection with the stirring portion; the filling pipe is provided, at a lower end thereof, with two outlets deviating from the axis thereof; distances between the two outlets and the axis of the filling pipe are different; the valve is arranged at the filling pipe; and the weighing assembly is disposed below the filling pipe and is configured to allow the placement of a packaging box thereon for weighing. The present application can disperse flux in a packaging box, such that it is ensured to the maximum extent that the flux is dispersed throughout the packaging box, thereby preventing the flux from being accumulated in a conical shape, and in turn without the need to shake the packaging box by an operator, thus improving the packaging efficiency.

Description

A flux packaging weighing device TECHNICAL FIELD

[0001] The utility model relates to a flux production equipment technical field, concretely relates to a flux packaging weighing device. BACKGROUND

[0002] Flux is also called flux, the definition is very extensive, including molten salt, organic matter, active gas, metal vapor etc, namely all substances except the base material and the filler material, the third kind is used to reduce the base material and the filler material interface tension, flux is granular welding material, it can melt to form slag and gas in welding, and it has protection and metallurgical effect on the molten pool, in welding, it can melt to form slag and gas, and it has protection and metallurgical treatment effect on molten metal, and the flux needs to be packaged and weighed after production.

[0003] The utility model discloses a kind of granular flux's continuous packaging weighing device, including mounting seat, fixed column, motor, packaging box, fixed block, fixed ring, drying shell, rotating groove, feed shell, belt, heating pipe, discharge pipe, first solenoid valve, placing shell, sponge pad, discharge pipe, placement plate, second solenoid valve, pressure sensor, processor, first solenoid valve controller, second solenoid valve controller and display screen.

[0004] When the above-mentioned prior art continuously transports flux into the packaging box through the discharge pipe, the flux entering the packaging box is usually conical, at which time the worker needs to shake the conical flux pile in the packaging box to make it uniform, which is inconvenient to use and the overall flux packaging efficiency is not high. TECHNICAL PROBLEM

[0005] The utility model aims at overcoming the above technical deficiencies, and proposes a flux packaging weighing device to solve the technical problem that in the prior art, when the flux is continuously transported into the packaging box through the discharge pipe, the flux entering the packaging box is usually conical, at which time the worker needs to shake the conical flux pile in the packaging box to make it uniform, which is inconvenient to use and the overall flux packaging efficiency is not high. TECHNICAL SOLUTION

[0006] To achieve the above technical purpose, the utility model adopts the following technical scheme:

[0007] The utility model provides a kind of flux packaging weighing device, comprising:

[0008] The tank is provided with a discharge port at its lower end.

[0009] The stirring device has a rotating stirring portion, which is arranged in the tank.

[0010] A downcomer is rotatably mounted on the downcomer opening along an axis in the vertical direction, and is drivingly connected to the stirring part. The downcomer is provided with two outlets offset from the axis of the downcomer, and the two outlets are different in distance from the axis of the downcomer.

[0011] A valve is arranged in the downcomer.

[0012] A weighing assembly is arranged below the downcomer for placing the packaging box for weighing.

[0013] In some embodiments, the downcomer comprises a first downcomer, a second downcomer and a third downcomer. The upper end of the first downcomer is rotatably mounted on the downcomer opening. The second downcomer and the third downcomer are oppositely arranged. The upper ends of the second downcomer and the third downcomer are connected to the lower end of the first downcomer and are arranged in a downward direction away from the first downcomer. The lower ends of the second downcomer and the third downcomer form the two outlets.

[0014] In some embodiments, the inclination angle of the second downcomer is equal to the inclination angle of the third downcomer, and the length of the second downcomer is greater than the length of the third downcomer.

[0015] In some embodiments, the stirring device comprises a stirring shaft, a stirring paddle and a stirring motor. The stirring shaft is rotatably mounted on the tank along an axis in the vertical direction, and the lower end of the stirring shaft extends into the tank. The stirring paddle is fixedly mounted on the lower end of the stirring shaft. The stirring motor is connected to the upper end of the stirring shaft. The stirring shaft forms the stirring part, and the stirring shaft is connected to the downcomer through a connecting member.

[0016] In some embodiments, the stirring shaft is coaxially arranged with the downcomer.

[0017] In some embodiments, the connecting member comprises a connecting tube. The outer diameter of the connecting tube is adapted to the inner diameter of the downcomer. The lower end of the connecting tube is inserted into the downcomer and is fixedly connected to the downcomer. The upper end of the connecting tube is connected to the stirring shaft. The circumference of the connecting tube is provided with a through hole communicating with the inner cavity of the connecting tube.

[0018] In some embodiments, the connecting tube is detachably connected to the stirring shaft.

[0019] In some embodiments, the end face of the lower end of the stirring shaft is provided with a spline hole.

[0020] The upper end of the connecting tube is provided with an external spline on the outer periphery. The upper end of the connecting tube is inserted into the spline hole.

[0021] In some embodiments, the side wall of the downcomer opening is provided with an annular groove.

[0022] The upper end of the blanking pipe is provided with an annular mounting protrusion, the mounting protrusion is matched with the annular groove, and the mounting protrusion is limitingly matched with the annular groove to limit the movement of the blanking pipe in the vertical direction.

[0023] In some embodiments, the weighing assembly comprises a weighing table, and four corners of the weighing table are respectively provided with limiting protrusions, and the four limiting protrusions enclose a placing area, and the placing area is arranged opposite to the blanking opening, and the placing area is used for placing the packaging box. Advantages

[0024] Compared with the prior art, the welding flux packaging and weighing device has the advantages that the lower end of the material tank is provided with a blanking opening; the stirring device is arranged in the material tank; the upper end of the blanking pipe is rotatably arranged in the blanking opening along the axis in the vertical direction; the blanking pipe is in transmission connection with the stirring part; the lower end of the blanking pipe is provided with two outlets which are arranged away from the axis of the blanking pipe and have different distances from the axis of the blanking pipe; the valve is arranged in the blanking pipe; and the weighing assembly is arranged below the blanking pipe and is used for placing and weighing the packaging box. The granular welding flux is accumulated in the material tank, and the welding flux is easy to be blocked due to adhesion. In order to avoid the adhesion of the welding flux, the stirring device is arranged in the material tank, the stirring device can continuously stir the welding flux in the material tank, and the adhesion of the welding flux is avoided. The stirring part can drive the blanking pipe to rotate. During the rotation of the blanking pipe, the two outlets make circular motion around the axis of the blanking pipe. During the blanking process, the welding flux is dispersed in the packaging box in a ring shape along with the rotation of the outlets. The welding flux discharged from the two outlets forms two annular rings arranged inside and outside each other in the packaging box. The welding flux is continuously dispersed in the packaging box, the welding flux is maximally ensured to be dispersed in all parts of the packaging box, the welding flux is not accumulated in a conical shape, the packaging box does not need to be shaken by the worker, and the packaging efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0025] Fig. 1 is a structural schematic view of an embodiment of the welding flux packaging and weighing device provided by the utility model;

[0026] Fig. 2 is a top view of the welding flux packaging and weighing device in Fig. 1;

[0027] Fig. 3 is a front view of the material tank in Fig. 1;

[0028] Fig. 4 is a partial sectional view of the stirring shaft and the connecting pipe in Fig. 1;

[0029] Fig. 5 is a partial sectional view of the connecting pipe and the first blanking pipe in Fig. 1;

[0030] Fig. 6 is a front view of the discharging tube of Fig. 1;

[0031] Fig. 7 is a perspective view of the connecting tube of Fig. 1.

[0032] Marked for explanation:

[0033] 1 - material tank, 11 - discharging port, 12 - annular groove, 2 - stirring device, 21 - stirring shaft, 22 - stirring paddle, 23 - stirring motor, 3 - discharging tube, 31 - first discharging tube, 311 - mounting protrusion, 32 - second discharging tube, 33 - third discharging tube, 34 - outlet, 4 - valve, 5 - weighing assembly, 51 - weighing platform, 52 - limiting protrusion, 6 - connecting tube, 61 - through hole, 62 - external spline, 7 - mounting ring, 200 - packaging box. Best mode of the present application

[0034] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail below with reference to the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and are not used to limit the present application.

[0035] In order to solve the technical problem that the flux entering the packaging box is usually in a conical shape when the discharging tube continuously delivers the flux into the packaging box in the prior art, and at this time the staff needs to shake the flux in the conical shape inside the packaging box to make it uniform, which is inconvenient to use and the overall packaging efficiency of the flux is not high, the present application provides a flux packaging and weighing device, so that the flux can be dispersed in the packaging box, the flux is dispersed to all parts of the packaging box to the maximum extent, thereby avoiding accumulation into a conical shape, without the need for the staff to shake the packaging box, and the packaging efficiency is improved.

[0036] Please refer to Fig. 1, which is a structural schematic view of the flux packaging and weighing device in an embodiment of the present application.

[0037] The present application provides a flux packaging and weighing device, which comprises a material tank 1, a stirring device 2, a discharging tube 3, a valve 4 and a weighing assembly 5, wherein the lower end of the material tank 1 is provided with a discharging port 11; the stirring device 2 has a stirring part rotatably arranged, and the stirring part is arranged in the material tank 1; the upper end of the discharging tube 3 is rotatably mounted on the discharging port 11 along the vertical axis, the discharging tube 3 is in transmission connection with the stirring part, and the lower end of the discharging tube 3 is provided with two outlets 34 arranged away from the axis of the discharging tube 3, and the distances from the two outlets 34 to the axis of the discharging tube 3 are different; the valve 4 is arranged on the discharging tube 3; and the weighing assembly 5 is located below the discharging tube 3 and used for placing and weighing the packaging box 200.

[0038] In the embodiment, referring to FIG. 1 to FIG. 3, the tank 1 is provided with a lower outlet 11 at the lower end; the stirring device 2 is provided with a stirring part rotatingly arranged in the tank 1; the lower outlet pipe 3 is rotatingly installed along the axis in the vertical direction at the lower outlet 11, the lower outlet pipe 3 is drivingly connected with the stirring part, and the lower outlet pipe 3 is provided with two outlets 34 deviating from the axis of the lower outlet pipe 3, the two outlets 34 are different in distance from the axis of the lower outlet pipe 3; the valve 4 is arranged at the lower outlet pipe 3; the weighing assembly 5 is arranged below the lower outlet pipe 3 for placing and weighing the packaging box 200; and the granular flux is accumulated in the tank 1, which is easy to cause the flux to be blocked due to adhesion. In order to avoid the flux adhesion, the stirring device 2 is arranged in the tank 1, the stirring device 2 can continuously stir the flux in the tank 1, thereby avoiding the flux adhesion; the stirring part can drive the lower outlet pipe 3 to rotate, and the two outlets 34 make circular motion around the axis of the lower outlet pipe 3 in the process of rotating the lower outlet pipe 3; in the process of discharging, the flux is dispersed in the packaging box 200 in a ring shape along with the rotation of the outlets 34, and the two outlets 34 are different in distance from the axis, the flux discharged from the two outlets 34 forms two ring shapes arranged inside and outside in the packaging box 200, the flux can be dispersed in the packaging box 200 along with the continuous discharging, the flux is maximally guaranteed to be dispersed in the packaging box 200, thereby avoiding the flux to be accumulated in a conical shape, the packaging efficiency is improved without the need of workers to shake the packaging box 200.

[0039] In one of the embodiments, referring to FIG. 6, the lower outlet pipe 3 comprises a first lower outlet pipe 31, a second lower outlet pipe 32 and a third lower outlet pipe 33, the first lower outlet pipe 31 is rotatingly installed at the lower outlet 11 at the upper end, the second lower outlet pipe 32 and the third lower outlet pipe 33 are oppositely arranged, the upper ends of the second lower outlet pipe 32 and the third lower outlet pipe 33 are connected with the lower end of the first lower outlet pipe 31 and are arranged in a direction away from the first lower outlet pipe 31 from top to bottom, and the lower ends of the second lower outlet pipe 32 and the third lower outlet pipe 33 respectively form the two outlets 34.

[0040] In the embodiment, the first downcomer 31 is a straight pipe, the upper end of the first downcomer 31 is rotatably installed along the axis in the vertical direction on the downcomer 11 and communicates with the downcomer 11, the second downcomer 32 and the third downcomer 33 are respectively located on the opposite sides of the first downcomer 31, the upper ends of the second downcomer 32 and the third downcomer 33 are connected with the lower end of the first downcomer 31, and the second downcomer 32 and the third downcomer 33 are obliquely arranged to facilitate the downflow. In this way, the flux in the tank 1 enters the first downcomer 31 from the downcomer 11, is then divided into the second downcomer 32 and the third downcomer 33, and finally is transported into the packaging box 200 from the lower ends of the second downcomer 32 and the third downcomer 33. By rotating the second downcomer 32 and the third downcomer 33 driven by the first downcomer 31 and the division of the second downcomer 32 and the third downcomer 33, the material can be dispersed to all parts of the packaging box 200.

[0041] The connection mode of the first downcomer 31, the second downcomer 32 and the third downcomer 33 is not limited, which can be welding connection or three-way joint connection.

[0042] In the embodiment, the second downcomer 32 and the third downcomer 33 are both arranged to be downwardly bent.

[0043] In one of the embodiments, referring to FIG. 6, the inclination angle of the second downcomer 32 is equal to the inclination angle of the third downcomer 33, and the length of the second downcomer 32 is greater than the length of the third downcomer 33.

[0044] In the embodiment, the second downcomer 32 and the third downcomer 33 are both arranged to be oblique, and the included angles between the second downcomer 32 and the third downcomer 33 and the central axis of the first downcomer 31 are α and β respectively. In order to ensure that the flux can be evenly divided into the second downcomer 32 and the third downcomer 33, α and β are the same. In order to ensure that the flux output from the two outlets 34 falls at different positions in the packaging box 200, the vertical distances from the lower ends of the second downcomer 32 and the third downcomer 33 to the central axis of the first downcomer 31 are a and b respectively, wherein a is greater than b. In this way, the distances from the two outlets 34 to the central axis of the first downcomer 31 are different.

[0045] In one of the embodiments, referring to Figs. 3-4, the stirring device 2 comprises a stirring shaft 21, a stirring paddle 22 and a stirring motor 23, the stirring shaft 21 is rotatably installed along an axis in the vertical direction on the tank 1 and its lower end extends into the tank 1, the stirring paddle 22 is fixedly installed on the lower end of the stirring shaft 21, the stirring motor 23 is connected with the upper end of the stirring shaft 21, the stirring shaft 21 constitutes the stirring part, and the stirring shaft 21 is connected with the first downpipe 31 through a connecting piece.

[0046] In the embodiment, the stirring shaft 21 is rotatably installed along an axis in the vertical direction on the top of the tank 1, and the lower end of the stirring shaft 21 is located in the tank 1, and the upper end of the stirring shaft 21 extends out of the tank 1, the stirring paddle 22 is fixedly installed on the lower end of the stirring shaft 21, for stirring the flux in the tank 1 to prevent its adhesion, the stirring motor 23 is installed on the upper side of the tank 1, the main shaft of the stirring motor 23 is fixedly connected with the upper end of the stirring shaft 21, so that the stirring shaft 21 is driven to rotate by the stirring motor 23, and the stirring shaft 21 is connected with the first downpipe 31, so that the first downpipe 31 is driven to rotate by the stirring shaft 21, thus the structure is simple, the number of driving sources is reduced, and the cost is lowered.

[0047] In one of the embodiments, referring to Figs. 3-4, the stirring shaft 21 is coaxially arranged with the downpipe 3. Thus, the stirring shaft 21 is connected with the first downpipe 31.

[0048] In one of the embodiments, referring to Figs. 4, 5 and 7, the connecting piece comprises a connecting pipe 6, the outer diameter of the connecting pipe 6 is adapted to the inner diameter of the downpipe 3, the lower end of the connecting pipe 6 is inserted into the downpipe 3 and is fixedly connected with the downpipe 3, the upper end of the connecting pipe 6 is connected with the stirring shaft 21, and the circumference of the connecting pipe 6 is provided with through holes 61 which communicate with the inner cavity of the connecting pipe 6. Embodiments of the present application

[0049] In the embodiment, since the stirring shaft 21 is away from the discharge port 11 by a certain distance, the stirring shaft 21 is a solid shaft, and the first discharge pipe 31 is connected in a tubular manner, in order to connect the stirring shaft 21 and the first discharge pipe 31, a connecting pipe 6 is further arranged between the first discharge pipe 31 and the stirring shaft 21, the outer diameter of the connecting pipe 6 is the same as the inner diameter of the first discharge pipe 31, the lower end of the connecting pipe 6 is weldedly connected with the upper end of the first discharge pipe 31, the connecting pipe 6 communicates with the first discharge pipe 31, the upper end of the connecting pipe 6 is connected with the stirring shaft 21, so that the stirring shaft 21 drives the connecting pipe 6 to rotate, and then drives the first discharge pipe 31 to rotate, in order to avoid that the connecting pipe 6 interferes with the discharging, the circumference of the connecting pipe 6 is provided with a through hole 61 which communicates with the inner cavity of the connecting pipe 6, so that the connecting pipe 6 is provided in a hollow manner, thereby enabling the flux to enter into the first discharge pipe 31 from the through hole 61.

[0050] In another embodiment, the connecting member further comprises a connecting shaft and two gear sets, the connecting shaft is rotatably arranged on the bottom of the tank 1 in a vertical direction, the upper end of the connecting shaft is located in the tank 1, the lower end of the connecting shaft is located outside the tank 1, and the connecting shaft is arranged in a spaced manner with the stirring shaft 21, the upper and lower ends of the connecting shaft are connected with the stirring shaft 21 and the first discharge pipe 31 through the gear sets respectively, so that the first discharge pipe 31 is driven to rotate through gear engagement.

[0051] Specifically, the gear sets comprise first gears and second gears which are engaged with each other, one of the first gears of the gear sets is fixedly arranged on the stirring shaft 21, and the second gear is fixedly arranged on the upper end of the connecting shaft, the first gear of the other gear set is fixedly arranged on the circumference of the first discharge pipe 31, and the second gear is fixedly arranged on the lower end of the connecting shaft.

[0052] In one of the embodiments, referring to FIGS. 4, 5 and 7, the connecting pipe 6 is detachably connected with the stirring shaft 21. In this way, the installation and dismounting of the stirring shaft 21 and the first discharge pipe 31 are facilitated.

[0053] In one of the embodiments, referring to FIGS. 4, 5 and 7, the lower end face of the stirring shaft 21 is provided with a spline hole; the upper end of the connecting pipe 6 is provided with an external spline 62, and the upper end of the connecting pipe 6 is inserted into the spline hole.

[0054] In the embodiment, during installation, first, the stirring device 2 is installed on the material tank 1, at this time, the spline hole is opposite to the discharge port 11, then the connecting pipe 6 is welded with the first discharge pipe 31, and then the connecting pipe 6 is inserted into the material tank 1 from the discharge port 11, so that the outer spline 62 of the upper end of the connecting pipe 6 is connected with the spline hole, and then the first discharge pipe 31 is installed at the discharge port 11, so that the installation of the whole equipment is completed, which is simple and convenient.

[0055] In one of the embodiments, referring to FIG. 4 and FIG. 5, the sidewall of the discharge port 11 is provided with an annular groove 12, the upper end of the discharge pipe 3 is provided with an annular mounting protrusion 311, the mounting protrusion 311 is matched with the annular groove 12, and the mounting protrusion 311 is limitedly matched with the annular groove 12, so as to limit the vertical movement of the discharge pipe 3.

[0056] In the embodiment, the end face of the lower end of the discharge port 11 is provided with an annular groove, the annular groove is coaxially arranged with the discharge port 11, that is, the discharge port 11 is communicated with the annular groove, the upper end of the first discharge pipe 31 is provided with the mounting protrusion 311, the material tank 1 further comprises a mounting ring 7, the mounting ring 7 is matched with the diameter of the discharge port 11, the mounting ring 7 is sleeved on the outer periphery of the first discharge pipe 31, and the mounting ring 7 can be detachably connected with the end face of the lower end of the discharge port 11, the mounting ring 7 and the annular groove jointly form the annular groove 12, the diameter of the mounting protrusion 311 is the same as the diameter of the annular groove 12, and the thickness of the mounting protrusion 311 is the same as the depth of the buffer groove, during installation, first, the mounting ring 7 is detached, the first discharge pipe 31 is inserted into the discharge port 11 from bottom to top, so that the mounting protrusion 311 is located in the annular groove, then the mounting ring 7 is installed at the lower end of the discharge port 11, so as to limit the first discharge pipe 31, so that it can only rotate and cannot move in the vertical direction and the circumferential direction.

[0057] In one of the embodiments, referring to FIG. 1 to FIG. 2, the weighing assembly 5 comprises a weighing table 51, the four corners of the weighing table 51 are provided with limiting protrusions 52, and the four limiting protrusions 52 jointly form a placing area, the placing area is arranged at the center of the discharge port 11, and the placing area is used for placing the packaging box 200.

[0058] In the embodiment, the weighing table 51 is provided with a placing area, the center of the placing area is opposite to the central axis of the first feeding pipe 31, and the packaging box 200 is placed on the placing area, so that the center of the packaging box 200 is always opposite to the central axis of the first feeding pipe 31, and the material can be prevented from spilling.

[0059] In the embodiment, the valve 4 is an electric valve, which is arranged on the first feeding pipe 31 and is electrically connected with the weighing assembly 5, and the electric valve can close the first feeding pipe 31 when the flux in the packaging box 200 reaches the set weight.

[0060] It can be understood that the weighing assembly 5 and the valve 4 are prior art, and details are not described herein. Industrial practicability

[0061] The flux packaging and weighing device has obvious industrial practicability.

[0062] In specific use, the packaging box 200 is first placed on the placing area, then the valve 4 is opened, and the stirring motor 23 is started, the stirring motor 23 drives the stirring shaft 21, the stirring paddle 22, the connecting pipe 6 and the feeding pipe 3 to rotate, the flux in the tank 1 falls into the first feeding pipe 31 from the feeding opening 11, is then distributed to the second feeding pipe 32 and the third feeding pipe 33, and falls into the packaging box 200 from the lower ends of the second feeding pipe 32 and the third feeding pipe 33, in the rotating process of the feeding pipe 3, the two outlets 34 make circular motion around the axis of the first feeding pipe 31, in the process of feeding, the flux is circularly distributed in the packaging box 200 along with the rotation of the outlets 34, and the distances from the two outlets 34 to the axis are different, the fluxes discharged from the two outlets 34 form two annular rings arranged inside and outside in the packaging box 200, and the flux can be distributed in the packaging box 200 along with continuous feeding, so that the flux is maximally distributed to all parts of the packaging box 200, and the flux is prevented from being accumulated into a conical shape.

[0063] The flux packaging and weighing device provided by the utility model need not work personnel to shake the packaging box, and the packaging efficiency is improved.

Claims

1. A flux packaging weighing apparatus characterized by comprising: It includes: a material tank, which is provided with a lower discharging opening at a lower end thereof; a stirring device, which is provided with a stirring part arranged in rotation, and arranged in the material tank; a discharging pipe, which is provided with an upper end arranged in rotation along an axis in a vertical direction at the discharging opening, and is in transmission connection with the stirring part, and is provided with two outlets arranged away from the axis at a lower end thereof, and the two outlets are different in distance from the axis of the discharging pipe; a valve arranged in the discharging pipe; and a weighing assembly arranged below the discharging pipe, and used for placing a packaging box thereon for weighing.

2. The flux packaging weighing apparatus according to claim 1, characterized by, The discharging pipe includes a first discharging pipe, a second discharging pipe and a third discharging pipe, the upper end of the first discharging pipe is arranged in rotation at the discharging opening, the second discharging pipe and the third discharging pipe are arranged oppositely, the upper ends of the second discharging pipe and the third discharging pipe are connected with the lower end of the first discharging pipe, and are arranged in inclination from top to bottom towards a direction away from the first discharging pipe, and the lower ends of the second discharging pipe and the third discharging pipe respectively form the two outlets.

3. The flux packaging weighing apparatus according to claim 2, characterized by, The inclination angle of the second discharging pipe is equal to the inclination angle of the third discharging pipe, and the length of the second discharging pipe is greater than the length of the third discharging pipe.

4. The flux packaging weighing apparatus according to claim 1, characterized by, The stirring device includes a stirring shaft, a stirring paddle and a stirring motor, the stirring shaft is arranged in rotation along an axis in a vertical direction at the material tank, and a lower end thereof extends into the material tank, the stirring paddle is fixedly arranged at the lower end of the stirring shaft, the stirring motor is connected with an upper end of the stirring shaft, the stirring shaft forms the stirring part, and the stirring shaft is connected with the discharging pipe through a connecting piece.

5. The flux packaging weighing apparatus according to claim 4, characterized by, The stirring shaft is coaxially arranged with the discharging pipe.

6. The flux packaging weighing apparatus according to claim 5, characterized by The connecting piece includes a connecting pipe, an outer diameter of the connecting pipe is adapted to an inner diameter of the discharging pipe, a lower end of the connecting pipe is inserted into the discharging pipe, and is fixedly connected with the discharging pipe, an upper end of the connecting pipe is connected with the stirring shaft, and a circumference of the connecting pipe is provided with a through hole in communication with an inner cavity thereof.

7. The flux packaging weighing apparatus according to claim 6, characterized by The connecting pipe is detachably connected with the stirring shaft.

8. The flux packaging weighing apparatus according to claim 7, characterized by, A spline hole is arranged at an end face of the lower end of the stirring shaft. An outer spline is arranged at an outer circumference of the upper end of the connecting pipe, and the upper end of the connecting pipe is inserted into the spline hole.

9. The flux packaging weighing apparatus according to claim 1, characterized by, A ring-shaped groove is arranged at a side wall of the discharging opening. A ring-shaped mounting protrusion is arranged at an outer circumference of the upper end of the discharging pipe, the mounting protrusion is adapted to the ring-shaped groove, and the mounting protrusion is in limiting cooperation with the ring-shaped groove, so as to limit the movement of the discharging pipe in the vertical direction.

10. The flux packaging weighing apparatus according to claim 1, characterized by, The weighing assembly includes a weighing table, a limiting protrusion is arranged at each of four corners of the weighing table, and a placing area is enclosed by the four limiting protrusions, the placing area is arranged in a center of the discharging opening, and is used for placing the packaging box.

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