Food packaging machine with automatic weighing function

Abstract

The utility model relates to the technical field of food packaging machines, in particular to an automatic weighing food packaging machine which comprises a packaging machine body and an installation box arranged on the upper end face of the packaging machine body, one side of the inner wall of the installation box is connected with a weighing tray through a hinge, and a discharging assembly is arranged between the weighing tray and the installation box. The discharging assembly comprises a moving part arranged on the lower end face of the weighing tray and an adjusting part arranged on the lower end face of the moving part, and through the discharging assembly, weighed materials can be discharged out of the weighing tray in a quantitative mode and enter the packaging machine body to be packaged; materials entering the mounting box fall into a weighing tray and are weighed by an electronic scale in the weighing tray, after the weight reaches a certain weight, the weighing tray inclines towards one side, a spring is compressed, the materials in the weighing tray are discharged and enter the packaging machine body, after a certain amount of materials are discharged, the spring stretches out and draws back, and the materials are weighed by the electronic scale in the weighing tray. And the weighing tray returns to the initial state.

Description

Technical Field

[0001] The utility model relates to the technical field of food packaging machines, in particular to an automatic weighing food packaging machine. Background Art

[0002] Food packaging is an integral part of food commodities and one of the main processes in the food industry. It protects food and prevents it from being damaged by biological, chemical, and physical external factors during the circulation process from leaving the factory to the hands of consumers. It can also maintain the stable quality of the food itself and make it convenient to eat.

[0003] The existing food packaging machine will weigh the materials after feeding, and then move the materials into the food packaging machine for packaging. When the weighed materials are moved into the food packaging machine, generally, no matter how much the weighed materials are, all of them will be concentrated into the food packaging machine. When it is necessary to control the same amount of materials to enter the food packaging machine, it is not convenient to control. Therefore, an automatic weighing food packaging machine is needed to solve the above problem. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides an automatic weighing food packaging machine, which solves the technical problem that the weighed materials are not convenient to enter the food packaging machine according to the quantitative quantity.

[0005] The automatic weighing food packaging machine of the utility model comprises a packaging machine body and an installation box arranged on the upper end surface of the packaging machine body, one side of the inner wall of the installation box is connected with a weighing tray through a hinge, and a discharge assembly is arranged between the weighing tray and the installation box;

[0006] The discharge assembly includes a movable part arranged on the lower end surface of the weighing tray and an adjusting part arranged on the lower end surface of the movable part. A support plate is fixedly provided on the inner wall of the installation box at the side connected to the weighing tray. The support plate is located below the weighing tray. A movable hole is opened on the upper end surface of the support plate. The adjusting part is movably arranged inside the movable hole.

[0007] As a further improvement of the utility model, the moving member includes a slide groove opened on the lower end surface of the weighing tray and a slider arranged inside the slide groove, and the lower end surface of the slider is connected to the adjusting member.

[0008] As a further improvement of the utility model, the adjusting member includes a movable rod arranged on the lower end surface of the slider and a spring sleeved on the outer surface of the movable rod. The top of the movable rod is connected to the slider through a hinge, and the bottom of the movable rod is inserted into the inside of the movable hole of the support plate. The top of the spring is against the lower end surface of the slider.

[0009] As a further improvement of the present invention, a limit block is fixedly provided on the upper end surface of the support plate at the position of the movable rod, the movable rod is inserted into the interior of the limit block, and the bottom of the spring abuts against the upper end surface of the limit block.

[0010] As a further improvement of the utility model, an electronic scale is installed inside the groove on the upper end surface of the weighing tray, and the size of the electronic scale is matched with that of the groove of the weighing tray.

[0011] As a further improvement of the utility model, a feed hopper is fixedly provided on the upper end face of the installation box, the bottom of the inner wall of the feed hopper is an inclined structure, the lower end face of the feed hopper is connected to a discharge pipe, the bottom of the discharge pipe is inserted into the interior of the installation box and extends above the weighing tray.

[0012] As a further improvement of the utility model, a material baffle plate is inserted into one side of the feed hopper, one side of the material baffle plate is in contact with the bottom of the inner wall of the feed hopper, and a pull ring is fixedly provided on the other side of the material baffle plate.

[0013] As a further improvement of the present invention, the cross section of the installation box is an inverted U-shaped structure, and the front and bottom of the installation box are open structures.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model uses a discharge assembly to achieve that the weighed materials can be discharged from the weighing tray according to a certain quantity and enter the packaging machine body for packaging. The materials entering the installation box will fall into the inside of the weighing tray and be weighed by the electronic scale in the weighing tray. After the weight reaches a certain weight, the weighing tray will tilt to one side, and the spring will be compressed to discharge the materials in the weighing tray and enter the packaging machine body. After a certain amount of materials are discharged, the spring will expand and contract to return the weighing tray to its initial state.

[0016] 2. The utility model realizes that the material can smoothly enter the inside of the weighing tray by arranging a feed hopper on the mounting box, preventing the material from directly flowing into the packaging machine body, and the baffle plate on one side of the feed hopper can block the material when feeding is not needed, preventing the material from entering the inside of the weighing tray. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0018] Figure 1 This is a front sectional structural diagram of the weighing mechanism of the utility model;

[0019] Figure 2It is a three-dimensional structural diagram of the weighing mechanism of the utility model;

[0020] Figure 3 It is a schematic diagram of the overall front sectional structure of the utility model.

[0021] In the figure: 1. Installation box;

[0022] 2. Weighing tray;

[0023] 3. Electronic scale;

[0024] 4. Chute;

[0025] 5. Slider;

[0026] 6. Support plate;

[0027] 7. Movable rod;

[0028] 8. Limit block;

[0029] 9. Spring;

[0030] 10. Feed hopper;

[0031] 11. Material blocking plate;

[0032] 12. Discharge pipe;

[0033] 13. Packaging machine body. DETAILED DESCRIPTION

[0034] The following will disclose multiple embodiments of the utility model with diagrams. For the purpose of clear description, many physical details will be described together in the following description. However, it should be understood that these physical details should not be used to limit the utility model. In other words, in some embodiments of the utility model, these physical details are not necessary. In addition, for the purpose of simplifying the diagram, some conventional structures and components will be depicted in a simple schematic manner in the diagram.

[0035] In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0036] See also Figure 1-3The automatic weighing food packaging machine of the utility model, in this application, includes a packaging machine body 13 and an installation box 1 arranged on the upper end surface of the packaging machine body 13, one side of the inner wall of the installation box 1 is connected with a weighing tray 2 by a hinge, and a discharge assembly is provided between the weighing tray 2 and the installation box 1; the discharge assembly includes a moving part arranged on the lower end surface of the weighing tray 2 and an adjusting part arranged on the lower end surface of the moving part, a support plate 6 is fixedly provided on the side of the inner wall of the installation box 1 connected to the weighing tray 2, the support plate 6 is located below the weighing tray 2, and a movable hole is opened on the upper end surface of the support plate 6, and the adjusting part is movably arranged inside the movable hole.

[0037] In this embodiment, one side of the weighing tray 2 is connected to one side of the inner wall of the installation box 1 by a hinge, so that the other side of the weighing tray 2 can move and rotate about the center point of the hinge connection, so that one side of the weighing tray 2 can be rotated to a suitable position for discharging materials. The arranging component is arranged below the weighing tray 2, and the moving part in the arranging component is located in the lower end surface of the weighing tray 2. When the weighing tray 2 rotates and tilts, the adjusting part can be driven to move with the moving part to prevent jamming. The adjusting part can support the weighing tray 2. After the material in the weighing tray 2 reaches a certain weight, the weighing tray 2 will rotate and tilt, thereby discharging the material. After the weighing tray 2 discharges the material, the adjusting part will push the weighing tray 2 back to its initial state.

[0038] On the basis of the above-mentioned embodiment, in this embodiment, the moving part includes a slide groove 4 opened on the lower end surface of the weighing tray 2 and a slider 5 arranged inside the slide groove 4, and the lower end surface of the slider 5 is connected to the adjusting part.

[0039] In this embodiment, the slide groove 4 is horizontally opened on the lower end surface of the weighing tray 2, and the slider 5 slides inside the slide groove 4. When the weighing tray 2 rotates, the adjusting part will be pressed, so that the adjusting part pushes the slider 5, causing the slider 5 to slide inside the slide groove 4, ensuring that the adjusting part can move up and down.

[0040] Based on the above embodiments, in this embodiment, the adjusting member includes a movable rod 7 arranged on the lower end surface of the slider 5 and a spring 9 sleeved on the outer surface of the movable rod 7. The top of the movable rod 7 is connected to the slider 5 through a hinge, and the bottom of the movable rod 7 is inserted into the inside of the movable hole of the support plate 6. The top of the spring 9 is against the lower end surface of the slider 5.

[0041] In this embodiment, the movable rod 7 in the adjusting member is connected to the slider 5 through a hinge, so that the movable rod 7 can move up and down. When the weighing tray 2 rotates and moves, the spring 9 and the movable rod 7 are pressed and pushed at the same time, so that the spring 9 is compressed and the movable rod 7 moves downward. The movable rod 7 guides the spring 9. After the material in the weighing tray 2 is discharged, the spring 9 is expanded and contracted, so that the weighing tray 2 returns to its initial state.

[0042] On the basis of the above embodiments, in this embodiment, a limit block 8 is fixedly provided on the upper end surface of the support plate 6 at the position of the movable rod 7, the movable rod 7 is inserted into the inside of the limit block 8, and the bottom of the spring 9 is against the upper end surface of the limit block 8.

[0043] In this embodiment, the movable rod 7 is inserted into the interior of the limit block 8. The limit block 8 is located at the position of the movable rod 7 and is provided with a limit hole adapted to the movable rod 7. During the up and down movement of the movable rod 7, it can ensure that the movable rod 7 can move up and down stably to prevent jamming after tilting.

[0044] On the basis of the above-mentioned embodiment, in this embodiment, an electronic scale 3 is installed inside the groove on the upper end surface of the weighing tray 2 , and the size of the electronic scale 3 is matched with that of the groove of the weighing tray 2 .

[0045] In this embodiment, the electronic scale 3 installed inside the weighing tray 2 fits into the groove of the weighing tray 2, and the display screen of the electronic scale 3 is located on the front side of the weighing tray 2, which is convenient for the staff to observe the weight of the material.

[0046] On the basis of the above embodiments, in the present embodiment, a feed hopper 10 is fixedly provided on the upper end face of the installation box 1, the bottom of the inner wall of the feed hopper 10 is an inclined structure, the lower end face of the feed hopper 10 is connected to a discharge pipe 12, the bottom of the discharge pipe 12 is inserted into the interior of the installation box 1 and extends above the weighing tray 2.

[0047] In this embodiment, the material can smoothly enter the weighing tray 2, preventing the material from directly flowing into the packaging machine body 13, and the setting of the inclined structure at the bottom of the inner wall of the feed hopper 10 can enable the material to flow smoothly into the discharge pipe 12 for discharge.

[0048] On the basis of the above embodiment, in this embodiment, a baffle plate 11 is inserted into one side of the feed hopper 10, one side of the baffle plate 11 is in contact with the bottom of the inner wall of the feed hopper 10, and a pull ring is fixed on the other side of the baffle plate 11.

[0049] In this embodiment, the material blocking plate 11 on one side of the feed hopper 10 can block the material when feeding is not needed to prevent the material from entering the weighing tray 2.

[0050] On the basis of the above-mentioned embodiment, in this embodiment, the cross section of the installation box 1 is an inverted U-shaped structure, and the front and bottom of the installation box 1 are open structures.

[0051] In this embodiment, the opening at the bottom of the installation box 1 allows the material to fall smoothly onto the conveyor belt of the packaging machine body 13 after the weighing tray 2 is tilted to discharge the material, and the front opening allows the staff to observe other conditions such as the weight of the material.

[0052] When using the utility model: the material dropped from the feed hopper 10 enters the interior of the weighing tray 2. After the material reaches a certain weight, the weighing tray 2 will rotate and press the movable rod 7 and the spring 9 to move it downward, so that the weighing tray 2 can discharge the material. After the material is discharged, the spring 9 expands and contracts to return the weighing tray 2 to its initial state to continue weighing.

[0053] The above description is only an embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention shall be included in the scope of the claims of the present invention.

Claims

1. An automatic weighing food packaging machine, comprising a packaging machine body (13) and a mounting box (1) arranged on the upper end surface of the packaging machine body (13), characterized in that: A weighing tray (2) is connected to one side of the inner wall of the installation box (1) via a hinge, and a discharge assembly is provided between the weighing tray (2) and the installation box (1); The material discharging assembly comprises a moving part arranged on the lower end surface of the weighing tray (2) and an adjusting part arranged on the lower end surface of the moving part. A support plate (6) is fixedly arranged on the inner wall of the installation box (1) at one side connected to the weighing tray (2). The support plate (6) is located below the weighing tray (2). A movable hole is opened on the upper end surface of the support plate (6), and the adjusting part is movably arranged inside the movable hole.

2. The automatic weighing food packaging machine according to claim 1, characterized in that: The moving part comprises a slide groove (4) opened on the lower end surface of the weighing tray (2) and a slider (5) arranged inside the slide groove (4); the lower end surface of the slider (5) is connected to the adjusting part.

3. The automatic weighing food packaging machine according to claim 2, characterized in that: The adjusting member comprises a movable rod (7) arranged on the lower end surface of the slider (5) and a spring (9) sleeved on the outer surface of the movable rod (7); the top of the movable rod (7) is connected to the slider (5) via a hinge, the bottom of the movable rod (7) is inserted into the inside of the movable hole of the support plate (6), and the top of the spring (9) is against the lower end surface of the slider (5).

4. The automatic weighing food packaging machine according to claim 3, characterized in that: A limit block (8) is fixedly provided on the upper end surface of the support plate (6) at the position of the movable rod (7); the movable rod (7) is inserted into the interior of the limit block (8); and the bottom of the spring (9) abuts against the upper end surface of the limit block (8).

5. The automatic weighing food packaging machine according to claim 1, characterized in that: An electronic scale (3) is installed inside the groove on the upper end surface of the weighing tray (2), and the size of the electronic scale (3) is matched to that of the groove of the weighing tray (2).

6. The automatic weighing food packaging machine according to claim 1, characterized in that: A feed hopper (10) is fixedly provided on the upper end surface of the installation box (1), the bottom of the inner wall of the feed hopper (10) is of an inclined structure, and the lower end surface of the feed hopper (10) is connected to a discharge pipe (12), the bottom of the discharge pipe (12) is inserted into the interior of the installation box (1) and extends above the weighing tray (2).

7. The automatic weighing food packaging machine according to claim 6, characterized in that: A material baffle plate (11) is inserted into one side of the feed hopper (10), one side of the material baffle plate (11) is in contact with the bottom of the inner wall of the feed hopper (10), and a pull ring is fixedly provided on the other side of the material baffle plate (11).

8. The automatic weighing food packaging machine according to claim 1, characterized in that: The cross section of the installation box (1) is an inverted U-shaped structure, and the front and bottom of the installation box (1) are open structures.

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