TWI819899B - Automatic weighing and filling device - Google Patents

Abstract

This creation is an automatic weighing and filling device, which is located on the periphery of a rotary packaging machine and is controlled by the control system of the rotary packaging machine. The automatic weighing and filling device includes a frame rod and a connecting frame rod and are respectively located in the solid filling area of the rotary packaging machine. and the solid filling module and the liquid filling module in the liquid filling area, as well as the detection module located between the solid filling area and the liquid filling area. The automatic weighing and filling device can use the automatic weighing and distributing mechanism of the solid filling module. Weighing and sorting solid food can effectively reduce labor costs, improve filling efficiency, and improve the quality of filling operations. The detection module can be used to detect the filling status of solid food before filling liquid food. Controlling whether the subsequent liquid filling module performs liquid food injection operations can effectively reduce product defects and waste of food materials.

Description

Automatic weighing and filling device

This invention is an automatic weighing and filling device, especially an automatic weighing and filling device used in packaging operations of food products.

In the manufacturing process of some food products, after the food is processed, the food will be sealed and packaged in a packaging bag through a packaging equipment, so that manufacturers can transport and sell it, and provide consumers with the advantages of quantitative use and convenient access.

Among them, the packaging equipment includes a rotary packaging machine, a packaging bag supply device, a filling device, a sealing device and an outlet device. The rotary packaging machine includes a plurality of clamping jaws arranged around and defined to surround them in sequence. A bag taking area, a filling area, a sealing area and an exit area are defined. The packaging bag supply device, filling device, sealing device and the exit device are respectively arranged on the periphery of the rotary packaging machine, and are respectively Corresponding to the bag taking area, filling area, sealing area and exit area of the rotary packaging machine, the jaws of the rotary packaging machine can rotate and pass through the bag taking area, filling area and sealing area of the rotary packaging machine in sequence. and exit area.

When the clamping jaw is located in the bag taking area, the clamping jaw can clamp and open the packaging bag supplied by the packaging bag supply device, and then enter the filling area; when the clamping jaw clamps and opens the packaging bag supplied by the packaging bag supply device, After the opened packaging bag enters the filling area, the filling device will fill the manually weighed food into the packaging bag, and then the clamping claws of the rotary packaging machine will clamp the food containing the food. The packaging bag enters the sealing area for sealing. When it finally enters the exit area, the clamper will place the sealed packaging bag on the exit device and use the exit device to transport it to the next process area.

However, today's filling devices still use manual weighing to distribute food. Not only does it require operators to weigh and unload food for a long time, resulting in increased labor costs, but it is also prone to uneven weight distribution. And it can easily lead to delays in food packaging production lines.

The main purpose of this invention is to provide an automatic weighing and filling device, hoping to improve the current filling device's manual weighing and weighing method, which leads to an increase in labor costs, and is also prone to uneven weight distribution, and is easy to Causes delays in food packaging production lines.

In order to achieve the purpose disclosed earlier, the automatic weighing and filling device of this invention is installed in a rotary packaging machine and is controlled by the control system of the rotary packaging machine. The rotary packaging machine can hold packaging bags and pass through a solid filling area in sequence. And a liquid filling area, the automatic weighing and filling device includes: A rod is arranged on the periphery of the rotary packaging machine and includes a support rod body and a moving mechanism. The moving mechanism is electrically connected to the control system and is disposed above the support rod body so as to move up and down. ; A solid-state filling module is installed on the moving mechanism of the rack and is electrically connected to the control system. The solid-state filling module includes a filling hopper and an automatic weighing and distributing mechanism. The filling hopper is located at the location. In the solid-state filling area of the rotary packaging machine, the automatic weighing and distributing mechanism is arranged above the filling hopper and can be connected to an external solid food feeding device. The automatic weighing and distributing mechanism can receive the The solid food supplied by the solid food feeding device is divided into equal weights and then input into the filling hopper. The filling hopper can cooperate with the moving mechanism to move downward and extend into the The packaging bag in the solid filling area, while introducing the solid food into the packaging bag; A liquid filling module is installed on the moving mechanism of the rack and is electrically connected to the control system. The liquid filling module has a filling nozzle, and the filling nozzle is located on the liquid side of the rotary packaging machine. The filling area is connected to an external liquid food feeding device. The filling nozzle can cooperate with the moving mechanism to move downward and extend into the packaging bag moved to the liquid filling area. At the same time, it can quantitatively inject liquid food into the filling area. in packaging bags; and A detection module, which is installed on the support rod body of the rack and includes a detection plate that is electrically connected to the control system. When the packaging bag moves from the solid filling area to the liquid During the filling process, whether the moving packaging bag touches the detection plate is used to determine whether the packaging bag is normally filled with solid food, and then controls whether the liquid filling module performs the injection operation of liquid food.

The rotary packaging machine can include two liquid filling areas, and the automatic weighing and filling device includes two liquid filling modules. The filling nozzles of the two liquid filling modules are respectively located on the rotary packaging machine. liquid filling area.

The solid filling module includes a soft sleeve, which is sleeved on the automatic weighing and distributing mechanism and extends into the filling hopper.

The detection module includes an extension rod, which is disposed on the support rod body of the frame rod, and the detection plate is position-adjustable and is disposed on the extension rod.

The automatic weighing and filling device includes a guide bracket, which is installed on the frame pole and located in the liquid filling area.

The automatic weighing and filling device of this invention can cooperate with the rotary packaging machine to perform food filling and packaging operations, and has the following advantages: 1. Can reduce labor costs, improve filling efficiency and work quality: The automatic weighing and filling device of this invention can weigh and distribute solid food through the automatic weighing and distributing mechanism of the solid filling module, thereby enabling Solid food can be automatically weighed and filled into packaging bags, which can effectively reduce labor costs, improve filling efficiency, and improve the quality of filling operations. 2. Can carry out quantitative filling operations of solid food and liquid food: the rotary packaging machine can sequentially transport packaging bags through the solid filling area and the liquid filling area, so that the automatic weighing device of this invention can cooperate with rotary packaging The machine sequentially performs quantitative filling operations of solid food and liquid food, and the automatic weighing device of this invention can determine through the detection module whether there is normal filling of solid food inside the packaging bag after passing through the solid filling area, so as to control the subsequent Whether the liquid filling module performs the injection operation of liquid food can effectively reduce product defects, avoid waste of food materials, and prevent liquid food from contaminating the rotary packaging machine and causing difficulty in cleaning.

Please refer to Figure 1 and Figure 2, which is a first preferred embodiment of the automatic weighing and filling device of the present invention. It is installed in a rotary packaging machine 60 and is controlled by the control system of the rotary packaging machine 60. The rotary packaging machine 60 can hold the packaging bags 70 through a solid filling area 61 and a liquid filling area 62 in sequence. The automatic weighing and filling device includes a rod 10 , a solid filling module 20 , and a liquid filling module 30 and a detection module 40.

As shown in Figures 1 and 2, the rack rod 10 is arranged on the periphery of the rotary packaging machine 60 and includes a support rod body 11 and a moving mechanism 12. The moving mechanism 12 is electrically connected to the control system. And is disposed above the support rod body 11 so as to be able to move up and down.

As shown in Figures 1 and 2, the solid filling module 20 is installed on the moving mechanism 12 of the rack 10 and is electrically connected to the control system. The solid filling module 20 includes a filling hopper 21 and an automatic scale. The weighing and distributing mechanism 22, the filling hopper 21 is located in the solid filling area 61 of the rotary packaging machine 60, the automatic weighing and distributing mechanism 22 is arranged above the filling hopper 21, and can be connected to an external The solid food feeding device is as shown in Figures 4 and 5. The automatic weighing and distributing mechanism 22 can receive the solid food 71 supplied by the solid food feeding device and divide the solid food 71 into equal weights. The food is then input into the filling hopper 21. The filling hopper 21 can cooperate with the moving mechanism 12 to move downward and extend into the packaging bag 70 moved to the solid filling area 61, and at the same time, the solid food 71 is introduced. In the packaging bag 70 , the solid filling module 20 includes a soft sleeve 23 . The soft sleeve 23 is sleeved on the automatic weighing and distributing mechanism 22 and extends into the filling hopper 21 .

As shown in Figures 1 and 2, the liquid filling module 30 is installed on the moving mechanism 12 of the rack 10 and is electrically connected to the control system. The liquid filling module 30 has a filling nozzle 31. The filling nozzle 31 is located in the liquid filling area 62 of the rotary packaging machine 60 and is connected to an external liquid food feeding device. As shown in Figure 8, the filling nozzle 31 can cooperate with the moving mechanism 12 to move downward and By extending into the packaging bag 70 moved to the liquid filling area 62, the liquid food 72 can be quantitatively injected into the packaging bag 70.

As shown in Figures 6 and 7, the detection module 40 is installed on the support rod body 11 of the rack 10 and includes a detection board 41. The detection board 41 is electrically connected to the control system. In the packaging When the bag 70 moves from the solid filling area 61 to the liquid filling area 62, whether the moving packaging bag 70 touches the detection plate 41 is used to determine whether the packaging bag 70 is normally filled with solid food 71, and then controls all the conditions. Whether the liquid filling module 30 is performing the injection operation of the liquid food 72; wherein, the detection module 40 includes an extension rod 42, the extension rod 42 is arranged on the support rod 11 of the rack 10, so The detection plate 41 is disposed on the extension rod 42 in a position-adjustable manner.

In addition, as shown in Figure 3, in the second preferred embodiment of the automatic weighing and filling device of the present invention, the rotary packaging machine 60 can include two liquid filling areas 62, and the automatic weighing and filling device It includes two liquid filling modules 30, and the filling nozzles 31 of the two liquid filling modules 30 are respectively located in the liquid filling area 62 of the rotary packaging machine 60.

Furthermore, as shown in FIG. 2 , the automatic weighing and loading device includes a guide bracket 50 , which is disposed on the rack 10 and located in the liquid filling area 62 .

As shown in Figure 4, the automatic weighing and filling device of the present invention can cooperate with the rotary packaging machine 60 to perform food filling and packaging operations, wherein the rotary packaging machine 60 can clamp a plurality of packaging bags 70 and pass through the packaging bags in sequence. The solid filling area 61 and the liquid filling area 62 are as shown in Figure 5. When the rotary packaging machine 60 moves the packaging bag 70 into the solid filling area 61, the movement of the rod 10 of the automatic weighing and filling device The mechanism 12 will move downward and cause the filling hopper 21 of the solid filling module 20 and the filling nozzle 31 of the liquid filling module 30 to respectively extend into the corresponding packaging bag 70 to perform filling operations.

When the solid filling module 20 is loading the solid food 71, the automatic weighing and distributing mechanism 22 can receive an external solid food feeding device and input the solid food 71 of a fixed weight into the filling hopper 21 , and is introduced into the packaging bag 70 through the filling hopper 21; in addition, the soft sleeve 23 set on the automatic weighing and distributing mechanism 22 can guide the solid food 71, so that the solid food 71 can surely enter the place. The filling hopper 21 is prevented from falling out of the filling hopper 21 easily.

As shown in Figures 5 and 6, after the corresponding packaging bag 70 is filled, the moving mechanism 12 of the rack rod 10 will move upward, and the filling hopper 21 of the solid filling module 20 and the liquid filling The filling nozzles 31 of the module 30 exit the corresponding packaging bags 70 respectively, and then the rotary packaging machine 60 will drive the plurality of packaging bags 70 to move, so that the packaging bags 70 filled with the solid food 71 move toward the liquid filling area 62 , and simultaneously drive the empty packaging bag 70 into the solid filling area 61 .

As shown in FIG. 6 , when the packaging bag 70 filled with solid food 71 moves to the liquid filling area 62 , the packaging bag 70 will pass through and contact the detection plate 41 of the detection module 40 , wherein, if the packaging bag 70 is unable to push the detection plate 41 due to insufficient weight when passing through and contacting the detection plate 41, at this time, when the packaging bag 70 moves to the liquid filling area 62, The filling nozzle 31 of the liquid filling module 30 will not perform filling action; as shown in Figures 7 and 8, if the packaging bag 70 passes through and contacts the detection plate 41, the detection plate 41 will be pushed , at this time, when the packaging bag 70 moves to the liquid filling area 62, the filling nozzle 31 of the liquid filling module 30 will perform normal filling action.

The automatic weighing and filling device of this invention can weigh and distribute the solid food 71 through the automatic weighing and distributing mechanism 22 of the solid filling module 20, thereby enabling the solid food 71 to be automatically weighed and loaded into packaging. Therefore, the labor cost can be effectively reduced, the filling efficiency can be improved, and the quality of the filling operation can be improved.

The rotary packaging machine 60 can transport the packaging bags 70 through the solid filling area 61 and the liquid filling area 62 in sequence, so that the automatic weighing device of the invention can cooperate with the rotary packaging machine 60 to sequentially carry out the solid food 71 and the liquid filling area. Quantitative filling operation of food 72, and the automatic weighing device of the invention can determine through the detection module 40 whether there is normal filling of solid food 71 inside the packaging bag 70 after passing through the solid filling area 61, so as to control the subsequent liquid filling mode. Whether the group 30 performs the injection operation of the liquid food 72 can effectively reduce product defects, avoid waste of food materials, and prevent the liquid food 72 from contaminating the rotary packaging machine 60 and causing difficulty in cleaning.

In addition, when the rotary packaging machine 60 moves the packaging bag 70, the guide bracket 50 can assist against the packaging bag 70, so that the packaging bag 70 is less likely to sway during the movement, thereby preventing packaging The bag 70 falls off, or the filling nozzle 31 is difficult to extend into the mouth of the packaging bag 70 due to deflection, resulting in the liquid food 72 not being reliably filled.

To sum up, the automatic weighing and filling device of the present invention can perform the weighing and dividing operations of the solid food 71 through the automatic weighing and distributing mechanism 22 of the solid filling module 20, thereby enabling the solid food 71 to be weighed and distributed. Automatic weighing and filling in the packaging bag 70 can effectively reduce labor costs, and can indeed improve filling efficiency and improve the quality of filling operations; in addition, the automatic weighing device can fill through the solid filling module 20 and liquid filling The module 30 loads the solid food 71 and the liquid food 72, and uses the detection module 40 to detect the filling status of the solid food 71 before loading the liquid food 72 to control whether the subsequent liquid filling module 30 carries out liquid food. The injection operation of 72 can effectively reduce product defects, avoid waste of food materials, and prevent liquid food 72 from contaminating the rotary packaging machine 60 and causing difficulty in cleaning.

10:Rack pole

11: Support rod body

12:Mobile mechanism

20:Solid loading module

21: Filling hopper

22: Automatic weighing and distributing mechanism

23:Soft sleeve

30:Liquid filling module

31:Loading nozzle

40:Detection module

41:Detection board

42:Extension rod

50:Guide bracket

60:Rotary packaging machine

61:Solid loading area

62:Liquid filling area

70:Packaging bag

71:Solid food

72:Liquid food

Figure 1 is a schematic front view of the first preferred embodiment of the automatic weighing and filling device of this invention. Figure 2 is a schematic top view of the first preferred embodiment of the automatic weighing and filling device of this invention. Figure 3 is a schematic top view of the second preferred embodiment of the automatic weighing and filling device of this invention. Figure 4: This is a schematic diagram of the rotary packaging machine of the automatic weighing and filling device of this invention moving the packaging bag to the solid filling area. Figure 5: A schematic diagram of the automatic weighing and filling device of this invention for filling solid food and liquid food. Figure 6: This is a schematic diagram of the rotary packaging machine of the automatic weighing and filling device of this invention moving the packaging bag to the liquid filling area. Figure 7: is a top plan view of Figure 6. Figure 8: A schematic diagram of the automatic weighing and filling device of this invention for filling liquid food.

10:Rack pole

11: Support rod body

12:Mobile mechanism

20:Solid loading module

21: Filling hopper

22: Automatic weighing and distributing mechanism

23:Soft sleeve

30:Liquid filling module

31:Loading nozzle

40:Detection module

41:Detection board

42:Extension rod

50:Guide bracket

60:Rotary packaging machine

61:Solid loading area

62:Liquid filling area

70:Packaging bag

71:Solid food

72:Liquid food

Claims (5)

An automatic weighing and filling device is provided in a rotary packaging machine and is controlled by the control system of the rotary packaging machine. The rotary packaging machine can hold packaging bags and pass them through a solid filling area and a liquid filling area in sequence. The automatic weighing and filling device includes: a rod, which is arranged on the periphery of the rotary packaging machine, and includes a support rod body and a moving mechanism. The moving mechanism is electrically connected to the control system and can move up and down. Ground is disposed above the support rod body; a solid-state filling module is disposed on the moving mechanism of the support rod and is electrically connected to the control system. The solid-state filling module includes a filling hopper and an automatic weighing and distributing module. mechanism, the filling hopper is located in the solid filling area of the rotary packaging machine, the automatic weighing and distributing mechanism is arranged above the filling hopper, and can be connected to an external solid food feeding device, the automatic weighing and distributing mechanism is The weighing and distributing mechanism can receive the solid food supplied by the solid food feeding device, and input the solid food into the filling hopper after equal weight distribution, and the filling hopper can cooperate with the moving mechanism to move the food into the filling hopper. Move downward and extend into the packaging bag moved to the solid filling area, and at the same time introduce the solid food into the packaging bag; a liquid filling module, which is arranged on the moving mechanism of the rack and is electrically connected In this control system, the liquid filling module has a filling nozzle. The filling nozzle is located in the liquid filling area of the rotary packaging machine and is connected to an external liquid food feeding device. The filling nozzle can cooperate with the The moving mechanism moves downward and extends into the packaging bag moved to the liquid filling area, and at the same time can quantitatively inject liquid food into the packaging bag; and a detection module is provided on the support rod of the rack. , and includes a detection board electrically connected to the control system. When the packaging bag moves from the solid filling area to the liquid filling area, whether the moving packaging bag touches the The detection board is used to determine whether the packaging bag is filled with solid food normally, and then controls whether the liquid filling module performs the injection operation of liquid food. The detection module in the invention includes an extension rod, which is arranged on the support rod body of the rack, and the detection plate is positioned on the extension rod so as to be position-adjustable. The automatic weighing and filling device as claimed in claim 1, wherein the rotary packaging function includes two liquid filling areas, and the automatic weighing and filling device includes two liquid filling modules, and the two liquid filling modules The filling nozzles of the filling modules are respectively located in the liquid filling area of the rotary packaging machine. The automatic weighing and filling device of claim 1, wherein the solid filling module includes a soft sleeve, and the soft sleeve is sleeved on the automatic weighing and distributing mechanism and extends into the filling hopper. The automatic weighing and filling device according to claim 2, wherein the solid filling module includes a soft sleeve, and the soft sleeve is sleeved on the automatic weighing and distributing mechanism and extends into the filling hopper. The automatic weighing and filling device as described in any one of claims 1 to 4, wherein the automatic weighing and filling device includes a guide bracket, and the guide bracket is installed on the rack and located in the liquid filling area.

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