Adjustable weighing chassis of ton bag packaging machine

Abstract

The utility model discloses an adjustable weighing chassis of a ton bag packaging machine. The adjustable weighing chassis comprises an upper base, a lower base and a plurality of weighing sensors, the upper base is arranged on the lower base, and the plurality of weighing sensors are arranged between the upper base and the lower base; a leveling threaded hole and a mounting hole are formed in each corner of the lower base; adjusting bolts are arranged in the leveling threaded holes and used for adjusting the height of each corner of the lower base. And fixing bolts are arranged in the mounting holes and are used for mounting and fixing the lower base. According to the utility model, the leveling bolts and the fixing bolts are arranged, so that rapid leveling and stable installation can be realized in different working environments, the weighing precision and stability are improved, and the installation and adjustment process is simplified. And the requirements of ton bag packaging operation on high efficiency, accuracy and stability can be met. Besides, by reasonably designing the structures of the upper base and the lower base, the stability and the reliability of the whole system are enhanced, and the high-capacity material weighing and packaging device is suitable for accurate weighing and packaging of high-capacity materials of the ton bag packaging machine.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging machinery, in particular to an adjustable weighing chassis of a ton bag packaging machine. Background Art

[0002] A ton bag packaging machine is a large-scale weighing packaging device for packaging materials in large bags. It is a multi-purpose packaging machine integrating electronic weighing, automatic bag discharging, and dust removal. The ton bag packaging machine is suitable for large bag packaging of materials in the mineral, chemical, building materials, grain, feed, and lithium battery industries. The weighing system of the ton bag packaging machine is an electronic platform scale type measurement, adopting full-panel digital calibration and parameter setting, with functions such as weight cumulative display, automatic peeling, automatic zero calibration, and automatic fall correction, having high sensitivity and strong anti-interference ability. As an important part of the ton bag packaging machine, the accuracy of the weighing system directly affects the quality of the packaged materials.

[0003] During the installation and use of the weighing system of traditional ton bag packaging machines, due to uneven ground or the structural problems of the equipment itself, it is often impossible to ensure that the weighing system is in a horizontal state, resulting in large errors in weighing data and affecting packaging accuracy and work efficiency. Therefore, it is particularly important to design a weighing chassis for a ton bag packaging machine with reasonable structure, easy adjustment, and accurate weighing. Content of the Utility Model

[0004] The purpose of the utility model is to provide an adjustable weighing chassis of a ton bag packaging machine to solve the problems raised in the above background art. To achieve the above purpose, the utility model provides the following technical solutions:

[0005] An adjustable weighing chassis of a ton bag packaging machine includes an upper base, a lower base, and a plurality of weighing sensors; the upper base is arranged above the lower base, and the plurality of weighing sensors are arranged between the upper base and the lower base; leveling threaded holes and mounting holes are arranged at each corner of the lower base; adjusting bolts are arranged in the leveling threaded holes for adjusting the height of each corner of the lower base; fixing bolts are arranged in the mounting holes for installing and fixing the lower base.

[0006] Further, the plurality of weighing sensors are distributed one by one at the bottom sides of each corner of the upper base; each weighing sensor includes a support leg, and the lower base is provided with a plurality of positioning parts, and the support legs of each weighing sensor are installed in each positioning part one by one correspondingly.

[0007] Further, the upper base includes a bearing plate and reinforcing ribs, the reinforcing ribs are arranged at the bottom of the bearing plate, and a plurality of threaded connection holes for installing the weighing sensors are formed in the bearing plate.

[0008] Further, the reinforcing rib is made of channel steel.

[0009] Further, the lower base includes a main frame and a plurality of pads. Each of the pads is distributed one by one on the bottom sides of the respective corners of the main frame, and the positioning portions are provided on each of the pads correspondingly.

[0010] Further, the main frame is made of angle steel.

[0011] Further, the adjustable weighing chassis of the ton bag packing machine further includes a bottom plate, which is pre-installed on the ground, and the adjusting bolts and the fixing bolts are in contact with the surface of the bottom plate.

[0012] The beneficial effects of the present utility model are as follows: The present utility model optimizes the structural design of the weighing chassis. By setting the leveling bolts and the fixing bolts, rapid leveling and stable installation can be achieved in different working environments, improving the weighing accuracy and stability, simplifying the installation and adjustment process, and meeting the requirements of high efficiency, precision, and stability for ton bag packing operations. In addition, by reasonably designing the structures of the upper base and the lower base, the stability and reliability of the entire system are enhanced, making it suitable for accurate weighing and packing of large-capacity materials in ton bag packing machines. Description of the Drawings

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0014] Figure 1 It is a structural schematic diagram of the present utility model.

[0015] Figure 2 It is an internal perspective schematic diagram of the present utility model.

[0016] Figure 3 It is an exploded structural schematic diagram of the present utility model.

[0017] Figure 4 It is Figure 3 An enlarged schematic diagram of part A in

[0018] Figure 5 It is a structural schematic diagram of the upper base of the present utility model.

[0019] Figure 6 It is a structural schematic diagram of the lower base of the present utility model.

[0020] It should be noted that the accompanying drawings are not necessarily drawn to scale, but are shown only in a schematic manner that does not affect the reader's understanding. Detailed implementation manners

[0021] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0022] In the present invention, the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", etc. is based on the orientation or positional relationship shown in the accompanying drawings. These terms are mainly used to better describe the present invention and its embodiments, and are not used to limit that the indicated devices, elements or components must have a specific orientation, or be constructed and operated in a specific orientation.

[0023] Moreover, in addition to being able to represent the orientation or positional relationship, some of the above terms may also be used to represent other meanings. For example, the term "upper" may also be used to represent a certain attachment relationship or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in the present invention can be understood according to specific circumstances.

[0024] In addition, the terms "mounted", "arranged", "provided with", "connected", "coupled" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral structure; it may be a mechanical connection or an electrical connection; it may be directly connected, or indirectly connected through an intermediate medium, or there may be internal communication between two devices, elements or components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] In addition, the terms "first", "second", etc. are mainly used to distinguish different devices, elements or components (the specific types and structures may be the same or different), and are not used to indicate or imply the relative importance and quantity of the indicated devices, elements or components. Unless otherwise specified, the meaning of "a plurality" is two or more.

[0026] It should also be understood that the terms used in the specification of the present utility model are merely for the purpose of describing specific embodiments and are not intended to limit the present utility model. As used in the specification of the present utility model and the appended claims, unless the context clearly indicates otherwise, the singular forms "a", "an" and "the" are intended to include the plural forms.

[0027] It should be further understood that the term "and / or" used in the specification of the present utility model and the appended claims refers to any combination and all possible combinations of one or more of the associated listed items, and includes these combinations.

[0028] As Figures 1 to 4 shown, an adjustable weighing chassis of a ton bag packing machine includes an upper base 1, a lower base 2 and a plurality of weighing sensors 3; the upper base 1 is disposed above the lower base 2, and the plurality of weighing sensors 3 are disposed between the upper base 1 and the lower base 2; leveling threaded holes 21 and mounting holes 22 are provided at each corner of the lower base 2; adjusting bolts are provided in the leveling threaded holes 21 for adjusting the height of each corner of the lower base 2; fixing bolts are provided in the mounting holes 22 for mounting and fixing the lower base 2.

[0029] As an example, an embodiment of the present application provides an adjustable weighing chassis of a ton bag packing machine, including an upper base 1, a lower base 2 and a plurality of weighing sensors 3. The upper base 1 is disposed above the lower base 2 for carrying the ton bag and its contents. The plurality of weighing sensors 3 are disposed between the upper base 1 and the lower base 2 for real-time measuring and transmitting the weight data of the ton bag. Two leveling threaded holes 21 and two mounting holes 22 are provided at each corner of the lower base 2; wherein, adjusting bolts are provided in the leveling threaded holes 21, and the adjusting bolts pass through the threaded holes and contact the mounting plane of the weighing chassis for supporting each corner of the weighing chassis to realize adjusting the height of each corner of the lower base 2 to ensure that the weighing chassis is horizontally placed. Fixing bolts are provided in the mounting holes 22 for firmly mounting the lower base 2 on the ground or a preset mounting position; preferably, the fixing bolts in this embodiment are expansion bolts, which are pre-driven into the ground corresponding to the positions of the mounting holes. After the adjusting bolts adjust the weighing chassis to a horizontal position, nuts are screwed onto the fixing bolts to fix the weighing chassis and lock its horizontal position.

[0030] The installation and leveling process of this weighing chassis is as follows: First, drive fixed bolts (i.e., expansion bolts) into the ground corresponding to the positions of the installation holes in advance, and place the weighing chassis on a flat surface so that each fixed bolt passes through the corresponding installation hole. Then, place the level on the plane of the upper base 1 or the lower base 2, and adjust the height of the corresponding corner positions according to the height deviation of each corner of the weighing chassis. When adjusting, first raise or lower each corner of the weighing chassis by rotating each adjusting bolt to make each corner on the same horizontal line and ensure the horizontal placement of the weighing chassis. Finally, screw nuts onto the fixed bolts to lock and fix the lower base to the ground, realizing the fixation of the weighing chassis and maintaining a horizontal state.

[0031] In this embodiment, by optimizing the structural design of the weighing chassis and setting leveling bolts and fixed bolts, rapid leveling and stable installation can be achieved in different working environments, improving the weighing accuracy and stability, simplifying the installation and adjustment process, and meeting the requirements of efficient, precise, and stable operation for ton-bag packaging operations. In addition, by reasonably designing the structures of the upper base 1 and the lower base 2, the stability and reliability of the entire system are enhanced, making it suitable for accurate weighing and packaging of large-capacity materials in ton-bag packaging machines. It solves the problem that the accuracy of the weighing sensor 3 is affected by the large height difference of the cement floor during the actual operation of the adjustable weighing chassis structure for ton-bag packaging machines.

[0032] In one embodiment, multiple weighing sensors 3 are sequentially distributed and arranged on the bottom sides of the respective corners of the upper base 1; each of the multiple weighing sensors 3 includes a support leg 31, and the lower base 2 is provided with multiple positioning parts 23, and the support leg 31 of each weighing sensor 3 is sequentially and correspondingly installed in each positioning part 23.

[0033] As an example, multiple weighing sensors 3 are sequentially distributed and arranged on the bottom sides of the respective corners of the upper base 1 to ensure the uniformity and accuracy of the weighing data. Each weighing sensor 3 includes a support leg 31, and multiple positioning parts 23 are provided on the lower base 2 for accurately installing and fixing the support leg 31 of the weighing sensor 3, which can prevent the weighing sensor 3 from shifting due to vibration or other reasons during use and ensure the stability and weighing accuracy of the sensor during operation.

[0034] In one embodiment, as Figure 5 shown, the upper base 1 includes a bearing plate 11 and a reinforcing rib 12. The reinforcing rib 12 is arranged at the bottom of the bearing plate 11, and the bearing plate 11 is provided with multiple threaded connection holes 111 for installing the weighing sensor 3.

[0035] As an example, to improve the strength and rigidity of the upper base 1, the upper base 1 includes a bearing plate 11 and reinforcing ribs 12; the bearing plate 11 is used to directly bear the ton bags; the reinforcing ribs 12 are arranged at the bottom of the bearing plate 11 to enhance the bearing capacity and structural stability of the upper base 1; threaded connection holes 111 for installing the weighing sensor 3 are also provided on the bearing plate 11, facilitating the installation and fixation of the weighing sensor 3.

[0036] In one embodiment, the reinforcing ribs 12 are made of channel steel.

[0037] As an example, the reinforcing ribs 12 are made of channel steel because it has good bending strength and stiffness, can effectively improve the overall structural strength of the upper base 1, ensure that the upper base 1 has sufficient supporting force, and is also convenient for processing and assembly.

[0038] In one embodiment, as Figure 6 shown, the lower base 2 includes a main frame 24 and a plurality of cushion blocks 25. Each cushion block 25 is distributed one by one at the bottom side of each corner of the main frame 24, and the positioning portions 23 are provided one by one on each cushion block 25.

[0039] As an example, the lower base 2 includes a main frame 24 and a plurality of cushion blocks 25. The main frame 24 serves as the main supporting structure of the lower base 2; the cushion blocks 25 are respectively located under the lower side of each corner of the main frame 24 and are used to support the feet 31 of the weighing sensor 3, for further dispersing and transmitting the weight; the cushion blocks 25 are welded to the main frame 24, which can prevent the main frame 24 from deforming due to long-term stress during use, improve the overall strength of the weighing chassis, further improve the weighing accuracy during work, and reduce the maintenance cost. And a positioning portion 23 is provided on each cushion block 25 to accurately install and fix the feet 31 of the weighing sensor 3.

[0040] In one embodiment, the main frame 24 is made of angle steel.

[0041] As an example, the main frame 24 is preferably made of angle steel to increase the overall rigidity of the lower base 2. Because of its light weight, high strength, easy processing and installation, it can meet the requirements of the lower base 2 for bearing capacity and structural stability.

[0042] In one embodiment, the adjustable weighing chassis of the ton bag packing machine further includes a bottom plate 4. The bottom plate 4 is pre-installed on the ground, and the adjusting bolt contacts the surface of the bottom plate 4.

[0043] As an example, to further improve the stability of the weighing chassis, a bottom plate 4 can also be respectively provided under each leveling threaded hole of the lower base 2, and the bottom plate 4 is pre-installed and fixed on the ground. The adjusting bolt contacts the surface of the bottom plate 4 during the leveling rotation process, which can prevent the adjusting bolt from damaging the cement floor and reduce the maintenance cost.

[0044] For the embodiments of the present utility model, it should also be noted that, without conflict, the embodiments of the present utility model and the features in the embodiments can be combined with each other to obtain new embodiments.

[0045] As mentioned above, the above are only the preferred embodiments of the present utility model, and do not impose any form of limitation on the present utility model. The protection scope of the present utility model should be subject to the protection scope of the claims. Although the present utility model has been disclosed above with preferred embodiments, it is not intended to limit the present utility model. Any person skilled in the art, within the scope of the technical solution of the present utility model, can make some changes or modifications to the above-disclosed technical content to obtain equivalent embodiments of equivalent changes. However, as long as it does not depart from the content of the technical solution of the present utility model, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present utility model still fall within the scope of the technical solution of the present utility model.

Claims

1. An adjustable weighing chassis for a bulk bag packing machine, characterized in that: It includes an upper base (1), a lower base (2) and a plurality of load cells (3); the upper base (1) is arranged above the lower base (2), and the load cells (3) are arranged between the upper base (1) and the lower base (2); leveling threaded holes (21) and mounting holes (22) are provided at each corner of the lower base (2); adjusting bolts are arranged in the leveling threaded holes (21) for adjusting the height of each corner of the lower base (2); fixing bolts are arranged in the mounting holes (22) for mounting and fixing the lower base (2).

2. The adjustable weighing chassis of the ton bag packaging machine according to claim 1, wherein: The load cells (3) are arranged one by one on the bottom sides of the respective corners of the upper base (1); each of the load cells (3) includes a support leg (31), and the lower base (2) is provided with a plurality of positioning parts (23), and the support legs (31) of each load cell (3) are installed one by one in the respective positioning parts (23).

3. The adjustable weighing chassis of the ton bag packaging machine according to claim 1, characterized in that: The upper base (1) includes a bearing plate (11) and reinforcing ribs (12), the reinforcing ribs (12) are arranged at the bottom of the bearing plate (11), and a plurality of threaded connection holes (111) for installing the load cells (3) are formed in the bearing plate (11).

4. The adjustable weighing chassis of the ton bag packaging machine according to claim 3, characterized in that: The reinforcing ribs (12) are made of channel steel.

5. The adjustable weighing chassis of the ton bag packing machine according to claim 2, wherein: The lower base (2) includes a main frame (24) and a plurality of cushion blocks (25), the cushion blocks (25) are arranged one by one on the bottom sides of the respective corners of the main frame (24), and the positioning parts (23) are arranged one by one on the respective cushion blocks (25).

6. The adjustable weighing chassis of the ton bag packaging machine according to claim 5, characterized in that: The main frame (24) is made of angle steel.

7. The adjustable weighing chassis of the ton bag packaging machine according to claim 1, wherein: The adjustable weighing chassis of the ton bag packaging machine further includes a bottom plate (4), the bottom plate (4) is pre-installed on the ground, and the adjusting bolts and the fixing bolts are in contact with the surface of the bottom plate (4).

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