Automatic quantitative weighing packaging machine

Abstract

The utility model discloses an automatic quantitative weighing packing machine, and relates to the technical field of weighing packing machines, the packing machine comprises a machine body, a blanking bin, a weighing bin and a screening mechanism, the blanking bin is arranged on the right side of the machine body, the bottom of the blanking bin is fixedly connected with a blanking funnel, and a conveying device is arranged below the blanking funnel; the weighing bin is arranged at the top of the machine body, a bin door is arranged at the top of the weighing bin, and the top of the bin door communicates with a feeding port; the screening mechanism is arranged in the weighing bin and used for screening yellow rice which does not conform to the specification, the output end of a motor rotates to drive a stirring block to rotate so that a screen can rapidly vibrate to screen materials, the materials can be rapidly filtered out, the materials which do not conform to the specification can be recycled through the arrangement of a sliding door, and the screening efficiency is improved. Screening is rapid and efficiency is high.

Description

Technical Field

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

[0002] Automatic quantitative packaging machine is a computer-controlled packaging equipment that integrates automatic feeding, automatic filling and automatic bagging. The whole machine consists of a feeder, a weighing hopper, a bagging hopper, a frame and a control system. Automatic quantitative packaging machine is widely used in quantitative weighing and packaging of granules and powder materials in industries such as grain and fertilizer.

[0003] In the prior art, an automatic packaging machine is needed to weigh and package yellow rice to save manpower and time for workers. Application number: 202221552527.1, discloses a fully automatic quantitative weighing and packaging machine, which sets a protective net. When the weighing and packaging machine body is pouring materials, the materials fall to the surface of the protective net for filtering to prevent the mixing of materials that do not meet the specifications. Then the drive motor is started to drive the rotating rod to rotate. At this time, the rotating rod can cooperate with the filtered materials to quantitatively feed, achieving the effect of facilitating the quantitative feeding and weighing of the weighing and packaging machine body.

[0004] However, when the device is in use, no weighing is performed after the protective net screening, which may cause deviations in the weighing results and is not conducive to accurate feeding.

[0005] Based on this, an automatic quantitative weighing and packaging machine is now provided, which can eliminate the disadvantages of the existing devices. Utility Model Content

[0006] The utility model aims to provide an automatic quantitative weighing and packaging machine to solve the problems in the background technology.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] An automatic quantitative weighing packaging machine, comprising:

[0009] Body;

[0010] A material discharge bin, which is arranged on the right side of the machine body, a material discharge hopper is fixedly connected to the bottom of the material discharge bin, and a conveying device is arranged below the material discharge hopper;

[0011] A weighing bin, which is arranged on the top of the machine body, and a bin door is arranged on the top of the weighing bin, and a feed port is connected to the top of the bin door;

[0012] The screening mechanism is arranged inside the weighing bin and is used to screen the yellow rice that does not meet the specifications.

[0013] On the basis of the above technical solutions, the present invention also provides the following optional technical solutions:

[0014] In an optional scheme: the screening mechanism includes a screen arranged on both sides of the inner wall of the weighing bin, mounting seats are arranged on both sides of the bottom of the screen, and the bottoms of the two mounting seats are fixedly connected with moving rods, and sliding brackets are fixedly connected to both sides of the inner wall of the weighing bin, and the surfaces of the two moving rods are slidably connected to the inner walls of the two sliding brackets, and the surfaces of the two moving rods are fixedly connected to limiting blocks, and the bottoms of the two sliding brackets are fixedly connected with springs, and the bottoms of the two springs are fixedly connected to the tops of the two limiting blocks. Both sides of the weighing bin are provided with toggle components for moving the two moving rods up and down, and a weighing unit for quantitative weighing is arranged on the top of the body, and a sliding door is slidably connected to the inner wall of the weighing bin, and the right side of the sliding door extends to the outside of the weighing bin.

[0015] In an optional solution: the two toggle assemblies include mounting brackets arranged on both sides of the weighing bin, the tops of the two mounting brackets are fixedly connected to motors, the output ends of the two motors are fixedly connected to toggle blocks, the two toggle blocks are located below the two moving rods, and the weighing bin is located at the sliding door and has an opening that matches the sliding door.

[0016] In an optional solution: the screen is tilted backward, and the inner wall of the weighing bin is provided with a sliding groove matching the screen, and the bottom ends of the two moving rods are both spherical in shape.

[0017] In an optional solution, the two toggle blocks are in an irregular shape with a larger bottom and a smaller top.

[0018] In an optional scheme: the weighing unit includes a weighing platform arranged on the top of the machine body, the right side of the weighing platform is connected to the left side of the lower silo, four sensors are arranged at the bottom of the weighing platform, the left side of the weighing platform is fixedly connected to a cylinder, the output end of the cylinder passes through the left side of the weighing platform and extends to the interior of the weighing platform, the output end of the cylinder is fixedly connected to a push plate, and the push plate is slidably connected to the inner wall of the weighing platform.

[0019] In an optional solution: openings matching the size of the weighing platform are provided on both sides of the weighing bin, and a sliding groove is provided on the inner wall of the weighing platform.

[0020] In an optional solution: a control panel is arranged on the front side of the machine body.

[0021] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0022] 1. The utility model drives the toggle block to rotate by rotating the output end of the motor so that the screen can vibrate quickly to screen the material, and the material can be quickly filtered out. The setting of the sliding door can recycle the material that does not meet the specifications, and the screening is fast and efficient.

[0023] 2. The utility model measures the weight of the screened material by the sensor and after it reaches the standard, the material is pushed into the lower bin by the cylinder, so that the weighing result is more accurate, which brings convenience to the packaging work. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a structural schematic diagram of the utility model.

[0025] Figure 2 It is a schematic cross-sectional structural diagram of the weighing bin of the utility model.

[0026] Figure 3 It is an enlarged structural schematic diagram of area A of the utility model.

[0027] Figure 4 It is a structural schematic diagram of the weighing platform of the utility model.

[0028] Notes on the accompanying drawings: 1. Machine body; 2. Discharge bin; 3. Discharge hopper; 4. Conveying equipment; 5. Weighing bin; 6. Bin door; 7. Feed inlet; 8. Screen; 9. Mounting seat; 10. Moving rod; 11. Sliding bracket; 12. Limit block; 13. Spring; 14. Mounting bracket; 15. Motor; 16. Toggle block; 17. Sliding door; 18. Weighing platform; 19. Sensor; 20. Cylinder; 21. Push plate; 22. Control panel. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments.

[0030] In one embodiment, Figure 1-Figure 4 As shown, an automatic quantitative weighing and packaging machine includes a machine body 1, a feeding bin 2, a weighing bin 5 and a screening mechanism, wherein the feeding bin 2 is arranged on the right side of the machine body 1, a feeding hopper 3 is fixedly connected to the bottom of the feeding bin 2, and a conveying device 4 is arranged below the feeding hopper 3; the weighing bin 5 is arranged on the top of the machine body 1, a bin door 6 is arranged on the top of the weighing bin 5, and a feed port 7 is connected to the top of the bin door 6; the screening mechanism is arranged inside the weighing bin 5, and is used for screening yellow-grain rice that does not meet the specifications.

[0031] In one embodiment, Figure 2As shown, the screening mechanism includes a screen 8 arranged on both sides of the inner wall of the weighing bin 5. The screen 8 is tilted backward to facilitate the discharge of materials that do not meet the size from the opening at the rear of the weighing bin 5 when the screen 8 vibrates, and the inner wall of the weighing bin 5 is provided with a sliding groove matching the screen 8, which is convenient for the installation and use of the sliding door 17. Mounting seats 9 are arranged on both sides of the bottom of the screen 8. The arrangement of the mounting seats 9 facilitates the installation of the moving rod 10. The bottoms of the two mounting seats 9 are fixedly connected to the moving rods 10. The bottom ends of the two moving rods 10 are both spherical. Sliding brackets 11 are fixedly connected to both sides of the inner wall of the weighing bin 5. The surfaces of the two moving rods 10 are slidably connected to the inner walls of the two sliding brackets 11. The arrangement of the sliding brackets 11 facilitates the movement of The moving rod 10 slides up and down on the inner wall of the sliding bracket 11, while limiting the movement direction of the moving rod 10. The surfaces of the two moving rods 10 are fixedly connected to the limit blocks 12. The setting of the limit blocks 12 facilitates the operation of the spring 13. The bottoms of the two sliding brackets 11 are fixedly connected with springs 13. The bottoms of the two springs 13 are fixedly connected with the tops of the two limit blocks 12. When the moving rod 10 slides upward, the spring 13 plays a buffering role to reduce the damage caused by the work. Both sides of the weighing bin 5 are provided with toggle components for moving the two moving rods 10 up and down. The top of the body 1 is provided with a weighing unit for quantitative weighing. The inner wall of the weighing bin 5 is slidably connected with a sliding door 17, and the right side of the sliding door 17 extends to the outside of the weighing bin 5.

[0032] In one embodiment, Figure 2 and Figure 3 As shown, the two toggle assemblies include mounting brackets 14 arranged on both sides of the weighing bin 5. The arrangement of the mounting brackets 14 facilitates the installation of the motor 15. The tops of the two mounting brackets 14 are fixedly connected with the motors 15. The motors 15 are three-phase asynchronous motors and are externally connected to a power supply. The output ends of the two motors 15 are fixedly connected with toggle blocks 16. The two toggle blocks 16 are located below the two moving rods 10. The weighing bin 5 is provided with an opening matching the sliding door 17 at the sliding door 17. The two toggle blocks 16 are irregular shapes with a large bottom and a small top. When the toggle blocks 16 rotate and contact the bottom end of the moving rod 10, the moving rod 10 will repeatedly move up and down due to the shape of the toggle blocks 16, thereby achieving the effect of vibrating the screen 8.

[0033] In one embodiment, Figure 1As shown, the weighing unit includes a weighing platform 18 arranged on the top of the body 1, the right side of the weighing platform 18 is connected to the left side of the lower bin 2, and four sensors 19 are arranged at the bottom of the weighing platform 18. The arrangement of the sensor 19 is convenient for measuring the weight of the material on the weighing platform 18, and a cylinder 20 is fixedly connected to the left side of the weighing platform 18. The output end of the cylinder 20 passes through the left side of the weighing platform 18 and extends to the inside of the weighing platform. The arrangement of the cylinder 20 is convenient for pushing the material on the weighing platform 18 into the lower bin 2 through a pushing plate 21. The output end of the cylinder 20 is fixedly connected to a pushing plate 21, and the pushing plate 21 is slidably connected to the inner wall of the weighing platform 18. Openings matching the size of the weighing platform 18 are provided on both sides of the weighing bin 5, and a sliding groove is provided on the inner wall of the weighing platform 18 to facilitate the sliding of the pushing plate 21. A control panel 22 is provided on the front of the body 1.

[0034] The above embodiment discloses an automatic quantitative weighing packaging machine, wherein, when weighing is required, the staff pushes the sliding door 17 inwards, then discharges the material from the feed port 7, turns on the motor 15, and rotates the toggle block 16 through the output end of the motor 15, so that the moving rod 10 drives the screen 8 fixedly connected thereto to vibrate up and down, and at the same time the spring 13 buffers the screen 8, the screen 8 filters out the materials that do not meet the size, and the qualified materials fall into the weighing platform 18, and at the same time the sensor 19 works, when the material weight reaches the standard, the sensor 19 gives a signal to the cylinder 20, and the cylinder 20 pushes the material into the discharge bin 2 through the push plate 21, and the material is discharged to the conveying device 4 through the discharge funnel 3, thereby completing the automatic screening and weighing of the material, the measurement result is accurate, and the trouble of manual measurement is saved, which brings convenience to the packaging work.

[0035] The above is only a specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art who is familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. An automatic quantitative weighing packaging machine, comprising a machine body (1) and a material discharge bin (2), wherein the material discharge bin (2) is arranged on the right side of the machine body (1), a material discharge hopper (3) is fixedly connected to the bottom of the material discharge bin (2), and a conveying device (4) is arranged below the material discharge hopper (3); It is characterized in that It also includes a weighing bin (5), the weighing bin (5) being arranged on the top of the machine body (1), the top of the weighing bin (5) being provided with a bin door (6), the top of the bin door (6) being connected to a feed port (7); The screening mechanism is arranged inside the weighing bin (5) and is used to screen out yellow rice that does not meet the specifications.

2. The automatic quantitative weighing and packaging machine according to claim 1, It is characterized in that The screening mechanism comprises a screen (8) arranged on both sides of the inner wall of the weighing bin (5), mounting seats (9) are arranged on both sides of the bottom of the screen (8), the bottoms of the two mounting seats (9) are fixedly connected with a moving rod (10), the inner wall of the weighing bin (5) is fixedly connected with a sliding bracket (11), the surfaces of the two moving rods (10) are slidably connected to the inner walls of the two sliding brackets (11), the surfaces of the two moving rods (10) are fixedly connected with a limiting block (12), and the two moving rods (10) are fixedly connected with the inner walls of the two sliding brackets (11). The bottom of each sliding bracket (11) is fixedly connected to a spring (13), the bottoms of the two springs (13) are fixedly connected to the tops of the two limit blocks (12), both sides of the weighing bin (5) are provided with a toggle assembly for moving the two moving rods (10) up and down, the top of the body (1) is provided with a weighing unit for quantitative weighing, the inner wall of the weighing bin (5) is slidably connected to a sliding door (17), and the right side of the sliding door (17) extends to the outside of the weighing bin (5).

3. The automatic quantitative weighing and packaging machine according to claim 2, It is characterized in that The two toggle assemblies include mounting brackets (14) arranged on both sides of the weighing bin (5), the tops of the two mounting brackets (14) are fixedly connected to motors (15), the output ends of the two motors (15) are fixedly connected to toggle blocks (16), the two toggle blocks (16) are located below the two movement rods (10), and the weighing bin (5) is provided with an opening matching the sliding door (17) at the sliding door (17).

4. The automatic quantitative weighing and packaging machine according to claim 2, It is characterized in that The screen (8) is arranged to be tilted backwards, and the inner wall of the weighing bin (5) is provided with a sliding groove matching the screen (8), and the bottom ends of the two moving rods (10) are both spherical in shape.

5. The automatic quantitative weighing and packaging machine according to claim 3, It is characterized in that The two toggle blocks (16) are irregular shapes with a larger bottom and a smaller top.

6. The automatic quantitative weighing and packaging machine according to claim 2, It is characterized in that The weighing unit comprises a weighing platform (18) arranged on the top of the machine body (1), the right side of the weighing platform (18) is connected to the left side of the lower bin (2), four sensors (19) are arranged at the bottom of the weighing platform (18), the left side of the weighing platform (18) is fixedly connected to a cylinder (20), the output end of the cylinder (20) passes through the left side of the weighing platform (18) and extends to the inside of the weighing platform, the output end of the cylinder (20) is fixedly connected to a push plate (21), and the push plate (21) is slidably connected to the inner wall of the weighing platform (18).

7. The automatic quantitative weighing and packaging machine according to claim 6, It is characterized in that Both sides of the weighing bin (5) are provided with openings that are adapted to the size of the weighing platform (18), and the inner wall of the weighing platform (18) is provided with a sliding groove.

8. The automatic quantitative weighing and packaging machine according to claim 1, It is characterized in that A control panel (22) is provided on the front of the machine body (1).

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