Online weighing device after filling

Abstract

The utility model discloses a post-filling on-line weighing device, the on-line weighing device is located at one side of a filling station, the on-line weighing device comprises a weighing scale, a lifting seat and a pressing driving device, the weighing scale is installed on a working platform, the lifting seat is located above the weighing scale, the lifting seat is provided with a filling bottle bearing cavity, and the pressing driving device is located above the filling bottle bearing cavity. The bottom of the filling bottle supporting cavity is open, and the filled filling bottle is supported in the filling bottle supporting cavity; the downward pressing driving device can drive the lifting base to move downwards, in the downward moving process of the lifting base, the filling bottles fall onto the weighing scale, and the weighing scale weighs the filling bottles. According to the device, online automatic weighing after filling can be achieved, the labor cost can be greatly saved, the filling precision can be guaranteed, and the quality of filled products can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic filling, in particular to an online weighing device after filling. Background Art

[0002] At present, in the filling industry, such as the filling of medical reagent bottles, most of the liquids (reagents) are not tested online during filling. Generally, they are manually tested after the product filling production is completed. This method not only wastes manpower and increases production costs, but also because the filling process often requires multi-stage filling. If there is a problem with the filling accuracy in the front stage, the entire batch of products will be scrapped, causing significant losses. Therefore, it is necessary to develop an automatic online weighing device that can solve the above technical problems. Utility Model Content

[0003] In order to solve the above technical problems, the purpose of the utility model is to provide an online weighing device after filling; the device can realize online automatic weighing after filling, which can greatly save labor costs, ensure filling accuracy, and improve the quality of filled products.

[0004] In order to achieve the above technical objectives and the above technical effects, the present invention is implemented through the following technical solutions:

[0005] A post-filling online weighing device is located at one side of a filling station, and comprises a weighing scale, a lifting seat and a downward pressure driving device. The weighing scale is installed on a working platform, and the lifting seat is located above the weighing scale. The lifting seat has a filling bottle supporting cavity, and the bottom of the filling bottle supporting cavity is open. The filled bottles are supported in the filling bottle supporting cavity. The downward pressure driving device can drive the lifting seat to move downward. During the downward movement of the lifting seat, the filling bottles fall onto the weighing scale, and the weighing scale weighs the filling bottles.

[0006] Furthermore, the lifting seat is installed on a conveyor belt, and the conveyor belt drives the lifting seat to move from the filling station to the weighing scale.

[0007] Furthermore, the number of filling stations is 5, and correspondingly, the number of the online load-bearing devices is 5.

[0008] Furthermore, the lifting seat is installed on the conveyor belt through a fixed seat, and the lifting seat is slidably matched with the fixed seat.

[0009] Furthermore, a slide rail is provided on the fixed seat, a slider is fixed on the lifting seat, and the lifting seat can be slidably installed on the fixed seat through the cooperation of the slider and the slide rail.

[0010] Furthermore, the downward pressing driving device is an electric cylinder, a hydraulic cylinder or a pneumatic cylinder.

[0011] Furthermore, a spring is provided between the lifting seat and the fixed seat, and the lifting seat is reset by the spring.

[0012] Furthermore, the weighing scale has a scale head, and the open bottom of the filling bottle supporting cavity can pass over the scale head when moving downward.

[0013] Furthermore, the filling station includes a filling head, a lifting drive mechanism, a filling pump and a liquid buffer barrel. The lifting drive structure drives the filling head to move up and down, and the filling pump and the liquid buffer barrel are connected to the filling head through pipelines; under the action of the filling pump, the liquid or reagent is filled into the filling bottle through the filling head.

[0014] Furthermore, the filling station has a leakage collection box.

[0015] Beneficial effects of the utility model:

[0016] The device is arranged at one side of the filling station. After the filling is completed, the lifting seat for supporting the filled bottles can move downward after moving to the position of the weighing scale, so that the filled bottles can fall onto the weighing scale to realize automatic weighing.

[0017] The device of the utility model can realize online automatic weighing after filling, which can greatly save labor costs, improve production efficiency, ensure the filling accuracy at each stage, and improve the quality of the filled products.

[0018] The device of the utility model has the characteristics of simple structure and stable operation, and its working station is adjacent to the filling station, so the cycle is short and the efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the online weighing device in the utility model;

[0020] Figure 2 It is a schematic diagram of the structure of the online weighing device and the filling station in the utility model;

[0021] Figure 3 It is a partial structural schematic diagram of the post-filling online weighing device of the utility model.

[0022] Description of reference numerals:

[0023] 1: weighing scale, 11: scale head; 2: lifting seat, 21: filling bottle supporting cavity, 22: supporting flange; 3: pressing drive device; 4: working platform; 5: fixing seat; 6: slide rail; 7: slider; 8: spring; 9: filling bottle; 10: filling device, 101: lifting drive mechanism, 102: filling pump, 103: liquid buffer barrel, 104: leakage collection box, 105: fixing frame. DETAILED DESCRIPTION

[0024] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.

[0025] In the description of the present invention, it should be understood that the terms "front", "rear", "left", "right", "up", "down", etc., indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0026] like Figures 1 to 3 In the embodiment shown, the post-filling online weighing device of the embodiment is used for a medical reagent bottle filling production line; the medical reagent bottle filling production line has a filling station and an online weighing station; the filling station uses a filling device to fill the reagent into the filling bottle. The filling device 10 of the filling station includes a filling head (not shown in the figure), a lifting drive mechanism 101, a filling pump 102 and a liquid buffer barrel 103, the lifting drive mechanism 101 drives the filling head to move up and down, the filling pump 102 and the liquid buffer barrel 103 are connected to the filling head through a pipeline; under the action of the filling pump 102, the reagent is buffered by the liquid buffer barrel 103 and then filled into the filling bottle 9 located below through the filling head. In addition, the filling station also has a leakage collection box 104 located below the filling bottle, and the leakage collection box 104 is arranged on a fixed frame 105, and the fixed frame 105 is fixed on the working platform 4. The leakage collection box 104 can collect the reagent leaked during the filling process.

[0027] The online weighing station of this embodiment, that is, the online weighing device after filling is located on one side of the filling station; specifically, the filling production line of this embodiment needs to perform 5 stages of filling, that is, it has 5 filling stations; a group of online weighing devices after filling is respectively arranged on one side of each filling station.

[0028] The online weighing device includes a weighing scale 1, a lifting seat 2 and a downward driving device 3. The weighing scale 1 is installed on a working platform 4, and the lifting seat 2 is located above the weighing scale 1. The lifting seat 2 has a filling bottle supporting cavity 21, and the bottom of the filling bottle supporting cavity 21 is open, and the filled filling bottle 9 is supported in the filling bottle supporting cavity 21; specifically, the cavity bottom of the filling bottle supporting cavity 21 has a supporting flange 22, and the supporting flange 22 supports the filling bottle 9; the filling bottle supporting cavity 21 is designed to imitate the filling bottle. The lifting seat 2 is installed on a horizontal conveyor belt (not shown in the figure) through a fixed seat 5, and the conveyor belt is driven by a motor; through the movement of the conveyor belt, the lifting seat 2 can be moved from the filling station to the weighing scale 1. The lifting seat 2 is slidably matched with the fixed seat 5. More specifically, a slide rail 6 is provided on the fixed seat 5, and a slider 7 is fixed on the lifting seat 21. The lifting seat 21 can be slidably installed on the fixed seat 5 through the cooperation of the slider 7 and the slide rail 6. A spring 8 is provided between the lifting seat 2 and the fixed seat 5, and the spring 8 is specifically installed in the spring cavity of the lifting seat 21. The downward driving device 3 is arranged above the lifting seat 2, which can drive the lifting seat 2 to move downward. The weighing scale 1 has a scale head 11, and the size of the scale head 11 is smaller than the open bottom of the lifting seat 2. When the lifting seat 2 moves downward, the open bottom of the filling bottle supporting cavity 21 can pass over the scale head 11, so that the filling bottle 9 can fall onto the scale head 11 of the weighing scale 1 to weigh the filling bottle 9.

[0029] The pressing drive device 3 can be selected as an electric cylinder, a hydraulic cylinder or a pneumatic cylinder, which can push the lifting seat 2 downward. The lifting seat 2 is reset by the spring 8 after moving downward.

[0030] In this embodiment, the fixing seat 5 has two mounting positions, and each mounting position is respectively equipped with a lifting seat 2, that is, each fixing seat 5 can carry two filling bottles 9 for operation. During operation, one of the filling bottles is at the filling station, and the other filling bottle is at the online weighing station. When one of the filling bottles is filled, the other filling bottle is weighed.

[0031] During operation, the conveyor belt conveys the filling bottle 9 to the filling station. After the filling station fills the filling bottle 9, the conveyor belt moves the filling bottle 9 to the online weighing station. The downward driving device 3 pushes the lifting seat 2 to move downward, and the filling bottle 9 falls onto the weighing scale 1. The weighing scale 1 weighs the filling bottle 9. After each filling, online weighing is performed to ensure the filling accuracy of the filled product.

[0032] The device of the utility model can realize online automatic weighing after filling, which can greatly save labor costs, improve production efficiency, and ensure the filling accuracy at each stage, and improve the quality of the filled products. The device of the utility model has the characteristics of simple structure and stable operation, and its workstation is adjacent to the filling workstation, with short cycle and high efficiency.

[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0034] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An online weighing device after filling, which is located on one side of the filling station, characterized in that: The online weighing device includes a weighing scale, a lifting seat and a downward pressure driving device. The weighing scale is installed on a working platform, and the lifting seat is located above the weighing scale. The lifting seat has a filling bottle supporting cavity, and the bottom of the filling bottle supporting cavity is open. The filled filling bottle is supported in the filling bottle supporting cavity; the downward pressure driving device can drive the lifting seat to move downward. During the downward movement of the lifting seat, the filling bottle falls onto the weighing scale, and the weighing scale weighs the filling bottle.

2. The post-filling online weighing device according to claim 1, characterized in that: The lifting seat is installed on a conveyor belt, and the conveyor belt drives the lifting seat to move from the filling station to the weighing scale.

3. The post-filling online weighing device according to claim 1, characterized in that: The number of filling stations is 5, and the number of the online weighing devices is 5.

4. The post-filling online weighing device according to claim 2, characterized in that: The lifting seat is installed on the conveyor belt through a fixed seat, and the lifting seat is slidably matched with the fixed seat.

5. The post-filling online weighing device according to claim 4, characterized in that: The fixed seat is provided with a slide rail, the lifting seat is fixed with a slider, and the lifting seat is slidably mounted on the fixed seat through the cooperation of the slider and the slide rail.

6. The post-filling online weighing device according to claim 1, characterized in that: The pressing drive device is an electric cylinder, a hydraulic cylinder or a pneumatic cylinder.

7. The post-filling online weighing device according to claim 4, characterized in that: A spring is arranged between the lifting seat and the fixing seat, and the lifting seat is reset by the spring.

8. The post-filling online weighing device according to claim 1, characterized in that: The weighing scale has a weighing head, and the open bottom of the filling bottle supporting cavity can pass over the weighing head when moving downward.

9. The post-filling online weighing device according to claim 1, characterized in that: The filling station includes a filling head, a lifting drive mechanism, a filling pump and a liquid buffer barrel. The lifting drive mechanism drives the filling head to move up and down. The filling pump and the liquid buffer barrel are connected to the filling head through pipelines. Under the action of the filling pump, the liquid or reagent is filled into the filling bottle through the filling head.

10. The post-filling online weighing device according to claim 9, characterized in that: The filling station is provided with a leakage collection box.

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