Simple powder weighing and packaging structure

Abstract

The utility model discloses a simple powder weighing and packaging structure which comprises a weighing device, a storage device and a discharging device. The material storage device comprises a material storage barrel and a material baffle, and the material baffle is provided with a discharge hole; the discharging device comprises an air cylinder, a connecting rod and a gate. Materials are received through the material storage device, when the materials in the material storage barrel reach a specified value, the weighing device sends a signal to the discharging device, the air cylinder is started, the gate is opened through the connecting rod, and the materials can be discharged from the discharging hole. The whole machine is reasonable in design, simple in structure, low in equipment manufacturing cost, convenient to maintain in the later period and low in use cost; the whole weighing and packaging structure is small in size, the occupied space around the packaging machine is reduced through the long-strip-shaped vertical structure, the compactness of the whole weighing and packaging structure is guaranteed, the weighing and packaging structure has the advantages of being simple in discharging, accurate in weighing and high in speed, and the weighing and discharging requirements of various packaging machines can be well met.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging equipment, and more specifically, to a simple powder weighing and packaging structure. Background Art

[0002] For the packaging of powder, it is usually necessary to weigh the powder first and then package it. At present, most powders are mainly weighed manually, and then packaged after weighing. This will waste a lot of labor, and the work efficiency is not high, the cost is relatively high, and there are also errors in the weight of manual weighing. In addition, some feeding devices with weighing functions have complex structures, not only the equipment cost is high, but also the volume is large, occupying more space, resulting in a small application range and being difficult to meet the weighing requirements of small packaging machines. Content of the Utility Model

[0003] The utility model provides a simple powder weighing and packaging structure to solve the problems raised in the above background art. To achieve the above object, the utility model provides the following technical solution: a simple powder weighing and packaging structure, including a weighing device, a material storage device and a feeding device;

[0004] The material storage device is arranged on the weighing device, the feeding device is arranged on the material storage device, and the weighing device is used to weigh the material storage device and the feeding device;

[0005] The material storage device includes a material storage cylinder, a baffle is arranged at the bottom outlet of the material storage cylinder, and a discharge hole is arranged on the baffle;

[0006] The feeding device includes a cylinder, a connecting rod and a gate; the cylinder block of the cylinder is rotatably connected to the outer side wall of the material storage cylinder, the gate is rotatably arranged at the lower part of the material storage cylinder, and it is used to open or close the discharge hole; the piston rod of the cylinder is connected to one end of the connecting rod, and the other end of the connecting rod is rotatably connected to the gate;

[0007] The weighing device is electrically connected to the cylinder.

[0008] Preferably, the weighing device includes a weighing table and three weighing sensors, the weighing table is in a circular ring structure, and a notch groove for the cylinder to pass through is opened on one side thereof; the three weighing sensors are arranged in a circumferential array at the bottom of the weighing table.

[0009] Preferably, the loading end of the weighing sensor is connected to the weighing table, and the other end is used to connect to the frame of the packaging machine.

[0010] Preferably, a connection plate is provided on the outer side wall of the storage cylinder, and three mounting grooves for cooperating with the weighing sensors are provided on the connection plate; connection screw holes are respectively provided on both sides of the mounting groove, and bolts are arranged on the connection screw holes and connected to the weighing platform through the bolts.

[0011] Preferably, a first rotating seat and a second rotating seat are provided on the outer side wall of the storage cylinder, and the cylinder block of the air cylinder is rotatably connected to the first rotating seat; the gate includes a turning arm with a three-pronged structure, and the turning arm includes a first branch arm, a second branch arm and a third branch arm; the first branch arm is rotatably connected to the connecting rod, the second branch arm is rotatably connected to the second rotating seat through a rotating shaft, a cover plate is provided on the third branch arm, the cover plate is arranged in cooperation with the baffle plate, and a groove for cooperating with the discharge hole is provided on the cover plate.

[0012] Preferably, the first branch arm and the third branch arm are arranged parallel to each other, and the included angle between the second branch arm and the third branch arm is 80-85 degrees.

[0013] Preferably, the bottom outlet of the storage cylinder is of an inclined structure, the baffle plate is of an oval structure, and the discharge hole is arranged at the center of the oval structure.

[0014] Preferably, the baffle plate forms an angle of 45 degrees with the horizontal plane.

[0015] Preferably, the air cylinder is a stainless steel mini air cylinder MA16*25.

[0016] Preferably, an alarm device electrically connected to the weighing device is further included, and the alarm device is one or more of a voice alarm, a buzzer alarm, or a flashing alarm.

[0017] Compared with the prior art, the beneficial effects of the present utility model are as follows: The present utility model receives materials through a storage device. When the materials in the storage cylinder reach the specified value, the weighing device sends a signal to the feeding device, the air cylinder is started and the gate is opened through the connecting rod, so that the materials can be discharged from the discharge hole. The present utility model weighs through the weighing device, which can improve the accuracy of the feeding amount; the overall machine is reasonably designed and has a simple structure. Not only the manufacturing cost of the equipment is low, but also the later maintenance and use costs are low; the volume of the entire weighing and packaging structure is small, and the long strip-shaped vertical structure reduces the occupation of the surrounding space of the packaging machine, ensuring the compactness of the whole machine. It has the advantages of simple feeding, accurate weighing and fast speed, and can well meet the weighing and feeding requirements of various packaging machines. Description of the Drawings

[0018] Figure 1 It is a structural diagram of a simple powder weighing and packaging structure according to an embodiment of the present utility model;

[0019] Figure 2 Side view of the simple powder weighing and packaging structure according to an embodiment of the present utility model;

[0020] Figure 3 Top view of the simple powder weighing and packaging structure according to an embodiment of the present utility model;

[0021] Figure 4 Bottom view of the simple powder weighing and packaging structure according to an embodiment of the present utility model;

[0022] Figure 5 Exploded view of the simple powder weighing and packaging structure according to an embodiment of the present utility model;

[0023] Figure 6 Another angle exploded view of the simple powder weighing and packaging structure according to an embodiment of the present utility model;

[0024] Figure 7 is Figure 6 Enlarged view of part A in

[0025] In Figures 1 to 7 Among them, the corresponding relationship between the names of each component and the drawing reference numerals is as follows:

[0026] 1 - weighing device, 11 - weighing table, 12 - weighing sensor, 2 - material storage device, 21 - material storage cylinder, 211 - first rotating seat, 212 - second rotating seat, 22 - baffle plate, 221 - discharge hole, 23 - connecting plate, 231 - installation groove, 232 - connecting screw hole, 3 - blanking device, 31 - cylinder, 32 - connecting rod, 33 - gate, 331 - turning arm, 3311 - first arm, 3312 - second arm, 3313 - third arm, 332 - cover plate, 3321 - groove. Specific embodiments

[0027] The following further describes in detail the embodiments of the present utility model in conjunction with the accompanying drawings and embodiments. The attached drawings are only for reference and explanation, and are not used to limit the embodiments of the present disclosure. The following embodiments are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0028] In the description of the present utility model, unless otherwise specified, the meaning of "a plurality of" is two or more; the orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation to the present utility model. In addition, terms such as "first", "second", "third", etc. are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0029] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0030] Please refer to Figures 1 to 7 , the present utility model provides a simple powder weighing and packaging structure, which includes a weighing device 1, a material storage device 2 and a feeding device 3;

[0031] The material storage device 2 is arranged on the weighing device 1, the feeding device 3 is arranged on the material storage device 2, and the weighing device 1 is used to weigh the material storage device 2 and the feeding device 3;

[0032] The material storage device 2 includes a material storage cylinder 21, a baffle 22 is arranged at the bottom outlet of the material storage cylinder 21, and a discharge hole 221 is arranged on the baffle 22;

[0033] The feeding device 3 includes a cylinder 31, a connecting rod 32 and a gate 33; the cylinder body of the cylinder 31 is rotatably connected to the outer side wall of the material storage cylinder 21, the gate 33 is rotatably arranged at the lower part of the material storage cylinder 21, and it is used to open or close the discharge hole 221; the piston rod of the cylinder 31 is connected to one end of the connecting rod 32, and the other end of the connecting rod 32 is rotatably connected to the gate 33;

[0034] The weighing device 1 is electrically connected to the cylinder 31.

[0035] In the embodiment of the present utility model, the feeding device 3 is installed on the material storage device 2, and the cylinder 31 drives the connecting rod 32, and the connecting rod 32 drives the gate 33 to realize the opening and closing of the material storage cylinder 21.

[0036] In order to measure the weight of the material more accurately, in this embodiment, the feeding device 3 and the storage device 2 are both arranged on the weighing device 1, and the weighing device 1 is used to weigh the feeding device 3 and the storage device 2. After the material enters the storage cylinder 21, the weighing device 1 weighs the total weight of the feeding device 3, the storage device 2 and the newly added material in real time, and then subtracts the weight of the feeding device 3 and the storage device 2 in the initial state to obtain the weight of the newly added material. When the material in the storage cylinder 21 reaches the specified value, the weighing device 1 sends a signal to the feeding device 3, and the cylinder 31 is activated and the gate 33 is opened through the connecting rod 32, so that the material can be discharged from the discharge hole 221.

[0037] The working process of the present utility model is as follows:

[0038] In the initial state, the piston rod of the cylinder 31 is in the extended state, and the socket is driven by the connecting rod 32 to block the discharge hole 221, so that the storage cylinder 21 is in the closed state. The material enters the barrel body of the storage cylinder 21 from the upper opening of the storage cylinder 21. The weighing device 1 measures the total weight of the feeding device 3, the storage device 2 and the newly added material in real time, and calculates the weight of the material. When the weight of the material reaches the preset specified value, the weighing device 1 sends a signal to the cylinder 31, and the cylinder 31 acts to drive the piston rod to contract. The piston rod drives the gate 33 to flip through the connecting rod 32. At this time, the storage cylinder 21 is in the open state, and the material is discharged downward from the discharge hole 221 on the baffle 22.

[0039] Preferably, the weighing device 1 includes a weighing table 11 and three weighing sensors 12. The weighing table 11 is in a ring structure, and a notch groove for the cylinder 31 to pass through is opened on one side thereof; the three weighing sensors 12 are arranged in a circumferential array at the bottom of the weighing table 11. In order to improve the weighing accuracy and provide better support for the storage device 2, three weighing sensors 12 are provided in this embodiment, and the three weighing sensors 12 are arranged in a trident star shape and circumferentially arrayed at the bottom of the weighing table 11. The weighing table 11 is in a ring structure, and the groove in the center of the ring structure can allow the storage cylinder 21 to pass through for the feeding of the material. The notch groove on the weighing table 11 is used for installing the cylinder 31, and the cylinder body of the cylinder 31 can pass through the notch groove.

[0040] Preferably, the loading end of the weighing sensor 12 is connected to the weighing table 11, and the other end is used to connect to the frame of the packaging machine.

[0041] Preferably, a connection disk 23 is provided on the outer side wall of the storage cylinder 21, and three mounting grooves 231 cooperating with the weighing sensors 12 are provided on the connection disk 23; connection screw holes 232 are respectively provided on both sides of the mounting groove 231, and bolts are arranged on the connection screw holes 232 and connected to the weighing platform 11 through the bolts. In the embodiment, a simply detachable structure is adopted between the storage device 2 and the weighing device 1, and the two are connected by bolts. Specifically, the connection disk 23 is fixedly arranged on the outer wall of the storage cylinder 21, and a plurality of mounting grooves 231 are arranged on the connection disk 23 for the disassembly and assembly of the weighing sensors 12. Then, the connection screw holes 232 are respectively arranged on both sides of the mounting groove 231 and docked with the weighing platform 11 through bolts.

[0042] Preferably, a first rotating seat 211 and a second rotating seat 212 are provided on the outer side wall of the storage cylinder 21, and the cylinder body of the air cylinder 31 is rotatably connected to the first rotating seat 211; the gate 33 includes a turning arm 331 having a three-pronged structure, and the turning arm 331 includes a first branch arm 3311, a second branch arm 3312, and a third branch arm 3313; the first branch arm 3311 is rotatably connected to the connecting rod 32, the second branch arm 3312 is rotatably connected to the second rotating seat 212 through a rotating shaft, a cover plate 332 is provided on the third branch arm 3313, the cover plate 332 is arranged in cooperation with the baffle plate 22, and a groove 3321 cooperating with the discharge hole 221 is provided on the cover plate 332. Through the above structural design, the air cylinder 31 is rotatably connected to the storage cylinder 21 through the first rotating seat 211, and the lower gate 33 is also rotatably connected to the storage cylinder 21 through the second rotating seat 212. When the air cylinder 31 acts, its piston rod drives the gate 33 through the connecting rod 32. Specifically, the gate 33 is a three-pronged structure with three bifurcations. Among them, the first branch arm 3311 is connected to the connecting rod 32, the second branch arm 3312 is connected to the second rotating seat 212, and the third branch arm 3313 blocks the discharge hole 221 through a cover plate 332. During operation, the connecting rod 32 acts on the first branch arm 3311, causing the entire turning arm 331 to pivot around the rotating shaft, driving the third branch arm 3313 and the cover plate 332 to turn, so as to realize the closing or opening of the discharge hole 221.

[0043] Preferably, the first branch arm 3311 and the third branch arm 3313 are arranged parallel to each other, and the included angle between the second branch arm 3312 and the third branch arm 3313 is 80 to 85 degrees.

[0044] Preferably, the bottom outlet of the storage cylinder 21 is of an inclined structure, the baffle 22 is of an elliptical structure, and the discharge hole 221 is provided at the center of the elliptical structure. In this embodiment, the bottom of the storage cylinder 21 has an inclined outlet, and an elliptical baffle 22 is provided to control the discharge flow rate, so that the material is discharged through the discharge hole 221 at the center of the baffle 22, facilitating the sealing of the gate 33.

[0045] Preferably, the baffle 22 forms an angle of 45 degrees with the horizontal plane.

[0046] Preferably, the cylinder 31 is a stainless steel mini cylinder 31MA16*25.

[0047] Preferably, an alarm device electrically connected to the weighing device 1 is further included, and the alarm device is one or more of a voice alarm, a buzzer alarm, or a flash alarm. By setting the alarm device and connecting it to the weighing device 1, once the weighing device 1 detects that the material exceeds the specified value or the material fails to reach the specified value for a long time, a reminder can be sent out through the alarm device to remind the staff to check and maintain the equipment in time.

[0048] Compared with the prior art, the beneficial effects of the present utility model are as follows: The present utility model receives materials through the storage device. When the materials in the storage cylinder reach the specified value, the weighing device sends a signal to the feeding device, the cylinder is activated and the gate is opened through the connecting rod, so that the materials can be discharged from the discharge hole. The present utility model weighs through the weighing device, which can improve the accuracy of the feeding amount; the overall machine is reasonably designed and has a simple structure, not only with low manufacturing cost of the equipment, but also convenient for later maintenance and low use cost; the volume of the entire weighing and packaging structure is small, and the long strip-shaped vertical structure reduces the occupation of the surrounding space of the packaging machine, ensuring the compactness of the whole machine, and having the advantages of simple feeding, accurate weighing and fast speed, and can well meet the weighing and feeding requirements of various packaging machines.

[0049] The embodiments of the present utility model are given for the purposes of illustration and description, and are not exhaustive or limit the present utility model to the disclosed form. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present utility model, and enable those of ordinary skill in the art to understand the present utility model and thus design various embodiments with various modifications suitable for specific purposes.

Claims

1. A simple powder weighing packaging structure, characterized in that: It comprises a weighing device (1), a material storage device (2) and a material discharge device (3); The material storage device is arranged on the weighing device, and the material discharge device is arranged on the material storage device, and the weighing device is used to weigh the material storage device and the material discharge device; The material storage device comprises a material storage barrel (21), a material baffle plate (22) is provided at the bottom outlet of the material storage barrel, and a material discharge hole (221) is provided on the material baffle plate; The material discharge device comprises a cylinder (31), a connecting rod (32) and a gate (33); the cylinder body of the cylinder is rotatably connected to the outer wall of the material storage barrel, and the gate is flippably arranged at the lower part of the material storage barrel and is used to open or close the material discharge hole; the piston rod of the cylinder is connected to one end of the connecting rod, and the other end of the connecting rod is rotatably connected to the gate; The weighing device is electrically connected to the cylinder.

2. The simple powder weighing packaging structure according to claim 1, characterized in that: The weighing device comprises a weighing platform (11) and three weighing sensors (12); the weighing platform is in a circular ring structure, one side of which is provided with a notch groove for the cylinder to pass through; the three weighing sensors are arranged in a circular array at the bottom of the weighing platform.

3. The simple powder weighing packaging structure according to claim 2, characterized in that: The loading end of the weighing sensor is connected to the weighing platform, and the other end is used to connect to the frame of the packaging machine.

4. The simple powder weighing packaging structure according to claim 2, characterized in that: A connecting plate (23) is provided on the outer wall of the material storage barrel, and three mounting grooves (231) are provided on the connecting plate to match the weighing sensor; connecting screw holes (232) are provided on both sides of the mounting groove, and bolts are provided on the connecting screw holes and connected to the weighing platform through the bolts.

5. The simple powder weighing packaging structure according to claim 1, characterized in that: A first rotating seat (211) and a second rotating seat (212) are provided on the outer side wall of the storage barrel, and the cylinder body of the cylinder is rotatably connected to the first rotating seat; the gate includes a flip arm (331) in a three-pronged structure, and the flip arm includes a first support arm (3311), a second support arm (3312) and a third support arm (3313); the first support arm is rotatably connected to the connecting rod, and the second support arm is rotatably connected to the second rotating seat through a rotating shaft, and a cover plate (332) is provided on the third support arm, and the cover plate is matched with the baffle plate, and a groove (3321) matched with the discharge hole is provided on the cover plate.

6. The simple powder weighing packaging structure according to claim 5, characterized in that: The first support arm and the third support arm are arranged parallel to each other, and the included angle between the second support arm and the third support arm is 80-85 degrees.

7. The simple powder weighing packaging structure according to claim 1, characterized in that: The bottom outlet of the material storage barrel is an inclined structure, the material baffle plate is an elliptical structure, and the material discharge hole is arranged at the center of the elliptical structure.

8. The simple powder weighing packaging structure according to claim 7, characterized in that: The material blocking plate forms an angle of 45 degrees with the horizontal plane.

9. The simple powder weighing packaging structure according to claim 1, characterized in that: The cylinder is a stainless steel mini cylinder MA16*25.

10. The simple powder weighing packaging structure according to any one of claims 1 to 9, characterized in that: It also includes an alarm device electrically connected to the weighing device, and the alarm device is one or more of a voice alarm, a buzzer alarm, or a flash alarm.

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