Quantitative sampling device with automatic packaging function

Abstract

According to the quantitative sampling device with the automatic packaging function, a quantitative scale is arranged at the upper end of a conveying pipe, a packaging assembly is arranged on the periphery of the conveying pipe, a bag feeding assembly is arranged on one side of the conveying pipe, a film can be conveyed to the periphery of the conveying pipe through the bag feeding assembly, and a packaging bag is formed through the packaging assembly; the conveying auger is used for conveying materials into the quantitative scale, the quantitative scale is used for weighing the materials and conveying the materials into the conveying pipe, and the materials are conveyed into the packaging bag through the conveying pipe and guided to the outside of the rack through the discharging hopper. According to the quantitative sampling device with the automatic packaging function, the conveying auger conveys materials into the quantitative scale, then the materials are weighed through the quantitative scale and then conveyed to the packaging assembly, the packaging assembly can fill samples into packaging bags so that the samples can be classified, subsequent procedure treatment can be facilitated, operation is simple, the labor intensity of manual sampling can be reduced, and the working efficiency is improved. And the influence of human factors on the sampling quality is reduced.

Description

Technical Field

[0001] The invention belongs to the field of particle flow sampling, and in particular relates to an automatic packaging quantitative sampling device. Background Art

[0002] In the process of grain storage, grain sampling and testing is an essential procedure. At the freight terminal, grain samples need to be collected from the same warehouse and different storage sections. When grain is transported from high to low, it is usually sampled by gravity flow. At the end, the samples need to be weighed and packaged manually, which is labor-intensive and human factors have a great impact on the sampling quality. Summary of the invention

[0003] In view of this, the present invention aims to propose an automatic packaging quantitative sampling device to solve the problem that the existing technology requires manual step-by-step quantitative sampling of granular goods such as grain at freight terminals, which is labor-intensive and has low sampling efficiency.

[0004] To achieve the above object, the technical solution of the present invention is achieved as follows:

[0005] The invention discloses an automatic packaging quantitative sampling device, comprising a frame and a quantitative scale, a conveying pipe, a bagging assembly, a packaging assembly and a lower hopper respectively arranged thereon. The quantitative scale is arranged at the upper end of the conveying pipe, the packaging assembly is arranged at the periphery of the conveying pipe, and the bagging assembly is arranged at one side of the conveying pipe. The bagging assembly can convey a film to the periphery of the conveying pipe and form a packaging bag through the packaging assembly. The quantitative scale is externally connected to a conveying auger, the conveying auger is used to convey materials into the quantitative scale, the quantitative scale is used to weigh the materials and lower them into the conveying pipe, the logistics are transmitted to the packaging bag through the conveying pipe, and are guided to the outside of the frame through the lower hopper.

[0006] Furthermore, the quantitative scale includes a weighing box, one side of which is fixedly connected to one end of a weighing assembly, the weighing assembly is installed on a frame, the upper end of the weighing box is connected to a conveying auger, an opening and closing plate is provided at the lower end of the weighing box, a first linear module is provided on one side of the opening and closing plate, and the first linear module is installed on the weighing box.

[0007] Furthermore, a feeding funnel is arranged at the upper end of the conveying pipe.

[0008] Furthermore, the packaging assembly includes a shaping cover, and the shaping cover is an inverted cone structure, the shaping cover is installed on the frame, the shaping cover is located at the periphery of the conveying pipe and is eccentrically arranged with the conveying pipe, a material passing gap is provided between the inner circle of the shaping cover and the periphery of the conveying pipe, the lower surface of the film is flattened on the outer surface of the shaping cover, and one end of the film is folded at the small mouth end of the shaping cover and introduced into the material passing gap, and the upper surface of the film is fitted to the periphery of the conveying pipe.

[0009] Furthermore, the packaging assembly also includes a pressing roller, which is located below the shaping hood. The middle part of the pressing roller is fixedly sleeved on the transmission shaft of the driving motor. The driving motor is fixedly mounted on the first support plate. A second linear module is arranged on one side of the first support plate. The second linear module is fixedly mounted on the frame through the second support plate.

[0010] Furthermore, the first support plate is rotatably sleeved with a driven roller, the periphery of the driven roller forms a synchronous transmission structure with the pressure roller through a pressure belt, and the periphery of the pressure belt is pressed against the film.

[0011] Furthermore, the packaging assembly also includes a side sealing plate, in which a first heating module is arranged, the side sealing plate is located on one side of the conveying pipe, the side sealing plate is installed to the movable end of the third linear module, and the third linear module is installed on the frame.

[0012] Furthermore, a crimping groove is provided on the outer wall of the conveying pipe along the axial direction, and the crimping groove is opposite to the side sealing plate, the film is coated on the conveying pipe, and the coating gap of the film is located in the crimping groove.

[0013] Furthermore, the packaging assembly also includes a lower sealing plate, which is located between the lower end of the conveying pipe and the lower hopper. A second heating module is arranged in the lower sealing plate, and one side of the lower sealing plate is connected to the fourth linear module.

[0014] Furthermore, an abutment plate is arranged opposite to the lower sealing plate, and the abutment plate is slidably connected to the frame, a first rocker arm is arranged on both sides of the lower sealing plate, and each first rocker arm is eccentrically hinged to a turntable, and the turntable is rotatably sleeved on the bracket, and a second rocker arm is hinged on each turntable, and the second rocker arm is hinged to one side of the abutment plate.

[0015] Furthermore, a bag-supporting rod is provided at the lower end of the conveying pipe, and the bag-supporting rod is used to support the packaging bag.

[0016] Furthermore, the upper bag assembly includes an expansion shaft, which is rotatably sleeved on the frame, and the inner ring winding core of the film is sleeved on the periphery of the expansion shaft.

[0017] Compared with the prior art, the automatic packaging quantitative sampling device described in the present invention has the following beneficial effects: the conveying auger transports the material into the quantitative scale, and then the material is weighed by the quantitative scale and then moved down to the packaging component. The packaging component can fill the sample into the packaging bag to facilitate the classification of the sample, which is convenient for the subsequent process. It is simple to operate, can reduce the labor intensity of manual sampling, and reduce the influence of human factors on the sampling quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 This is a schematic diagram of the structure of the automatic packaging quantitative sampling device according to an embodiment of the present invention;

[0020] Figure 2 This is a schematic diagram of the internal structure of the automatic packaging quantitative sampling device according to an embodiment of the present invention;

[0021] Figure 3 It is a schematic diagram of the structure of the quantitative scale, the conveying pipe and the packaging assembly according to the embodiment of the present invention;

[0022] Figure 4 It is a structural schematic diagram of a packaging component according to an embodiment of the present invention;

[0023] Figure 5 It is a schematic diagram of the structure of the cooperation among the pressing roller, the driven roller and the pressing belt according to the embodiment of the present invention;

[0024] Figure 6 It is a schematic structural diagram of the lower sealing plate described in an embodiment of the present invention.

[0025] Description of reference numerals:

[0026] 1-frame; 2-quantitative scale; 21-weighing box; 22-opening and closing plate; 23-feeding funnel; 3-conveying pipe; 4-upper bag assembly; 41-expansion shaft; 42-film; 5-packing assembly; 51-shaping cover; 52-pressing roller; 53-driving motor; 54-first support plate; 55-second linear module; 56-driven roller; 57-pressing belt; 58-side sealing plate; 59-third linear module; 510-crimping groove; 511-lower sealing plate; 512-fourth linear module; 513-butt plate; 514-first rocker arm; 515-turntable; 516-second rocker arm; 6-lower hopper; 7-bag supporting rod. DETAILED DESCRIPTION

[0027] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments may be combined with each other.

[0028] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions 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 orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and the like are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", and the like may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0029] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "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 a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0030] The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments.

[0031] like Figure 1-Figure 6 As shown, the automatic packaging quantitative sampling device includes a frame 1 and a quantitative scale 2, a conveying pipe 3, a bagging component 4, a packaging component 5 and a lower hopper 6 respectively arranged thereon. The quantitative scale 2 is arranged on the upper end of the conveying pipe 3, the packaging component 5 is arranged on the periphery of the conveying pipe 3, and the bagging component 4 is arranged on one side of the conveying pipe 3. The bagging component 4 can convey the film 42 to the periphery of the conveying pipe 3, and form a packaging bag through the packaging component 5. The quantitative scale 2 is externally connected to a conveying auger, and the conveying auger is used to convey materials into the quantitative scale 2. The conveying auger is installed in the unloading funnel. When the logistics is unloaded, the conveying auger can synchronously The quantitative scale 2 is used to weigh the material and lower it into the conveying pipe 3. The logistics is transmitted to the packaging bag through the conveying pipe 3 and guided to the outside of the frame 1 through the lower hopper 6. The conveying auger transports the material to the quantitative scale 2, and then after being weighed by the quantitative scale 2, it is lowered to the packaging component 5. The packaging component 5 can fill the sample into the packaging bag. If necessary, a conventional inkjet printer can be set on the frame 1 to spray code and mark the packaging bag so that the samples can be classified, which is convenient for the subsequent process processing. The operation is simple, which can reduce the labor intensity of manual sampling and reduce the influence of human factors on the sampling quality.

[0032] The quantitative scale 2 includes a weighing box 21, one side of which is fixedly connected to one end of a weighing assembly, the weighing assembly is mounted on the frame 1, the upper end of the weighing box 21 is connected to the conveying auger, an opening and closing plate 22 is arranged at the lower end of the weighing box 21, a first linear module is arranged at one side of the opening and closing plate 22, the first linear module is mounted on the weighing box 21, the first linear module is a linear cylinder or a linear motor in the prior art, the first linear module pushes the opening and closing plate 22 to move linearly below the weighing box 21, so as to realize the connection and disconnection between the weighing box 21 and the conveying pipe 3, a feeding funnel 23 is arranged at the upper end of the conveying pipe 3, so as to collect and process the material in the weighing box 21.

[0033] The packaging component 5 includes a shaping cover 51, and the shaping cover 51 is an inverted cone structure. The shaping cover 51 is installed on the frame 1. The shaping cover 51 is located at the periphery of the conveying pipe 3 and is eccentrically arranged with the conveying pipe 3. A material passing gap is arranged between the inner circle of the shaping cover 51 and the periphery of the conveying pipe 3. The lower surface of the film 42 is laid flat on the outer surface of the shaping cover 51, and one end of the film 42 is folded at the small mouth end of the shaping cover 51 and introduced into the material passing gap. The upper surface of the film 42 is attached to the periphery of the conveying pipe 3. The travel path of the film 42 is limited by the "collar" structure of the shaping cover 51, so that the periphery of the film 42 is covered The outer periphery of the conveying pipe 3, and the packaging component 5 also includes a pressing roller 52, the pressing roller 52 is located below the shaping cover 51, the middle part of the pressing roller 52 is fixedly sleeved with the transmission shaft of the driving motor 53, the driving motor 53 is fixedly installed on the first support plate 54, and a second linear module 55 is arranged on one side of the first support plate 54. The second linear module 55 is a linear cylinder or a linear motor in the prior art. The second linear module 55 is fixedly installed on the frame 1 through the second support plate. In this embodiment, a pressing roller 52 is respectively arranged on both sides of the conveying pipe 3, and the film 42 is driven to slide down in the feeding gap by the rolling of the pressing roller 52.

[0034] A driven roller 56 is rotatably sleeved on the first support plate 54, and the periphery of the driven roller 56 forms a synchronous transmission structure with the pressure roller 52 through a pressure belt 57. The periphery of the pressure belt is pressed against the film 42. The pressure belt is a synchronous belt in the prior art. The pressure belt is used to increase the contact area between the pressure roller 52 and the film 42 to prevent the pressure roller 52 from slipping outside the film 42.

[0035] The packaging component 5 also includes a side sealing plate 58, in which a first heating module is arranged. The first heating module is a heating coil in the prior art. The first heating module can heat the side sealing plate 58. The heated side sealing plate 58 can melt the interface of the film 42 so that the film 42 forms a continuous cylindrical structure. The side sealing plate 58 is located on one side of the conveying pipe 3. The side sealing plate 58 is installed to the movable end of the third linear module 59. The third linear module 59 is installed on the frame 1. The third linear module 59 is a linear cylinder or a linear motor in the prior art. The third linear module 59 is used to drive the side sealing plate 58 to approach or move away from the periphery of the conveying pipe 3.

[0036] The outer wall of the conveying tube 3 is provided with a crimping groove 510 along the axial direction, and the crimping groove 510 is opposite to the side sealing plate 58. The film 42 is coated on the conveying tube 3, and the coating gap of the film 42 is located in the crimping groove 510. The end face of the side sealing plate 58 can abut against the crimping groove 510. The crimping groove 510 facilitates the side sealing plate 58 to plastically seal the interface of the film 42.

[0037] The packaging component 5 also includes a lower sealing plate 511, which is located between the lower end of the conveying pipe 3 and the lower hopper 6. A second heating module is arranged in the lower sealing plate 511. The second heating module is a heating coil in the prior art. The second heating module can heat the lower sealing plate 511. One side of the lower sealing plate 511 is connected to a fourth linear module 512. The fourth linear module 512 is a linear cylinder or a linear motor in the prior art. The lower sealing plate 511 can seal and fuse the continuous cylindrical structure formed by the film 42. When the lower sealing plate 511 acts on the cylindrical structure and fuses it, the bottom of the cylindrical structure above the lower sealing plate 511 is sealed, and the lower sealing plate The packaging bag below 511 is sealed, and an abutment plate 513 is arranged opposite to the lower sealing plate 511, and the abutment plate 513 is slidably connected to the frame 1, and a first swing rod 514 is arranged on both sides of the lower sealing plate 511, and each first swing rod 514 is eccentrically hinged to a turntable 515, and the turntable 515 is rotatably sleeved on the bracket, and a second swing rod 516 is also hinged on each turntable 515, and the second swing rod 516 is hinged to one side of the abutment plate 513. The turntable 515 can drive the abutment plate 513 and the lower sealing plate 511 to move synchronously, and in order to improve the plastic sealing efficiency, a second heating module can be synchronously arranged in the abutment plate 513.

[0038] like Figure 3 As shown, two bag-supporting rods 7 are arranged at the lower end of the conveying tube 3, and the two bag-supporting rods 7 are arranged opposite to each other. The bag-supporting rods 7 are L-shaped or C-shaped structures. The distance between the outermost ends of the two bag-supporting rods 7 arranged opposite to each other is greater than the outer diameter of the conveying tube 3. The bag-supporting rods 7 are used to support the film 42 to form an inner ring of a continuous cylindrical structure, so as to facilitate the smooth conveying of the material into the packaging bag.

[0039] In the present embodiment, the upper bag assembly 4 includes an expansion shaft 41, and the expansion shaft 41 is an inflatable shaft. The expansion shaft 41 is rotatably sleeved on the frame 1, and the inner ring winding core of the film 42 is sleeved on the outer periphery of the expansion shaft 41. The film 42 roll is sleeved on the outer periphery of the expansion shaft 41, which is the prior art and will not be repeated here.

[0040] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Automatic packaging quantitative sampling device, characterized by: The invention comprises a frame (1) and a quantitative scale (2), a conveying pipe (3), a bagging assembly (4), a packaging assembly (5) and a lower hopper (6) respectively arranged thereon. The quantitative scale (2) is arranged at the upper end of the conveying pipe (3), the packaging assembly (5) is arranged outside the conveying pipe (3), and the bagging assembly (4) is arranged on one side of the conveying pipe (3). The bagging assembly (4) can convey a film (42) to the periphery of the conveying pipe (3) and form a packaging bag through the packaging assembly (5). The quantitative scale (2) is externally connected to a conveying auger, and the conveying auger is used to convey materials into the quantitative scale (2). The quantitative scale (2) is used to weigh the materials and lower them into the conveying pipe (3). The logistics are transmitted to the packaging bag through the conveying pipe (3) and guided to the outside of the frame (1) through the lower hopper (6).

2. The automatic packaging quantitative sampling device according to claim 1 is characterized in that: The quantitative scale (2) comprises a weighing box (21), one side of the weighing box (21) is fixedly connected to one end of a weighing assembly, the weighing assembly is mounted on a frame (1), the upper end of the weighing box (21) is connected to a conveying auger, an opening and closing plate (22) is arranged at the lower end of the weighing box (21), a first linear module is arranged on one side of the opening and closing plate (22), and the first linear module is mounted on the weighing box (21).

3. The automatic packaging quantitative sampling device according to claim 1 is characterized in that: The packaging component (5) comprises a shaping cover (51), and the shaping cover (51) is an inverted cone structure. The shaping cover (51) is installed on the frame (1). The shaping cover (51) is located at the periphery of the conveying pipe (3) and is eccentrically arranged with respect to the conveying pipe (3). A material passing gap is provided between the inner ring of the shaping cover (51) and the periphery of the conveying pipe (3). The lower surface of the film (42) is laid flat on the outer surface of the shaping cover (51), and one end of the film (42) is folded at the small mouth end of the shaping cover (51) and introduced into the material passing gap. The upper surface of the film (42) is in contact with the periphery of the conveying pipe (3).

4. The automatic packaging quantitative sampling device according to claim 3 is characterized in that: The packaging assembly (5) further comprises a pressing roller (52), the pressing roller (52) being located below the shaping cover (51), the middle portion of the pressing roller (52) being fixedly sleeved with a transmission shaft of a driving motor (53), the driving motor (53) being fixedly mounted on a first support plate (54), a second linear module (55) being arranged on one side of the first support plate (54), and the second linear module (55) being fixedly mounted on the frame (1) via the second support plate.

5. The automatic packaging quantitative sampling device according to claim 3 is characterized in that: The first support plate (54) is rotatably sleeved with a driven roller (56), and the periphery of the driven roller (56) forms a synchronous transmission structure with the pressing roller (52) through a pressing belt (57), and the periphery of the pressure belt is pressed against the film (42).

6. The automatic packaging quantitative sampling device according to claim 3 is characterized in that: The packaging assembly (5) further comprises a side sealing plate (58), a first heating module is arranged inside the side sealing plate (58), the side sealing plate (58) is located on one side of the conveying pipe (3), the side sealing plate (58) is mounted to the movable end of the third linear module (59), and the third linear module (59) is mounted on the frame (1).

7. The automatic packaging quantitative sampling device according to claim 3 is characterized in that: The outer wall of the delivery pipe (3) is provided with a crimping groove (510) along the axial direction, and the crimping groove (510) faces the side sealing plate (58); the film (42) is coated on the delivery pipe (3), and the coating gap of the film (42) is located in the crimping groove (510).

8. The automatic packaging quantitative sampling device according to claim 3 is characterized in that: The packaging assembly (5) further comprises a lower sealing plate (511), the lower sealing plate (511) being located between the lower end of the conveying pipe (3) and the lower hopper (6), a second heating module being arranged in the lower sealing plate (511), and one side of the lower sealing plate (511) being connected to a fourth linear module (512).

9. The automatic packaging quantitative sampling device according to claim 8, characterized in that: An abutment plate (513) is arranged opposite to the lower sealing plate (511), and the abutment plate (513) is slidably connected to the frame (1). A first swing rod (514) is arranged on both sides of the lower sealing plate (511), and each first swing rod (514) is eccentrically hinged to a rotating disk (515), and the rotating disk (515) is rotatably sleeved on the bracket. A second swing rod (516) is also hinged to each rotating disk (515), and the second swing rod (516) is hinged to one side of the abutment plate (513).

10. The automatic packaging quantitative sampling device according to claim 1, characterized in that: A bag-supporting rod (7) is arranged at the lower end of the conveying pipe (3), and the bag-supporting rod (7) is used to support the packaging bag.

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