High-precision barite powder intelligent filling system

Abstract

The invention discloses a high-precision barite powder intelligent filling system, and belongs to the technical field of packaging machines. A bag supply assembly is arranged on the rear side wall of the spiral conveyor. The right side of the bag supply assembly is fixedly connected with a bag opening assembly; the side wall of the spiral conveyor is fixedly connected with a crimping assembly used for crimping of a discharging pipe, a sealing assembly used for heat sealing of an injection pipe and a pushing assembly used for pushing a finished bag from top to bottom, the crimping assembly is located at the top of the discharging pipe of the spiral conveyor, and the sealing assembly is located below the discharging pipe of the spiral conveyor; a weighing assembly used for weighing and supporting is arranged on the left side of the spiral conveyor. A transmission belt for conveying is arranged on the left side of the weighing assembly; a bag taking assembly used for transferring the valve bags opened by the bag opening assembly to a discharging opening of the spiral conveyor is arranged above the conveying belt. Intelligent barite powder filling is achieved, actual use is facilitated, conveying metering is conducted through the spiral conveyor, secondary metering is conducted through the weighing assembly, and high-precision metering is facilitated.

Description

Technical Field

[0001] The present invention relates to the technical field of packaging machines, and in particular to a high-precision intelligent filling system for barite powder. Background Art

[0002] Barite is a non-metallic mineral product with barium sulfate as its main component. After barite is ground into powder, it needs to be filled with filling equipment.

[0003] For example, Chinese patent: CN207876138U A barite powder automatic packaging machine capable of weighing, including a body, a packaging bag and a fixed plate, the body is provided with a packaging bag, a fixed plate is fixedly welded on the side of the body, a fixed rod, a rotating motor, a bearing and a second cross plate are installed on the side of the fixed plate, the second cross plate is arranged at the rear end of the fixed rod, the rotating motor and the bearing are arranged between the two fixed rods, the rotating motor is arranged at the front end of the bearing, the rotating motor and the bearing are rotatably connected to a transmission wheel through a connecting shaft, a conveyor belt is arranged on the two transmission wheels, a clamping rod is installed on the conveyor belt, a vertical rod is fixedly welded on the end of the fixed rod away from the fixed plate, a cross rod is connected between the two vertical rods, a movable plate is installed on the cross rod, and an L-shaped plate is installed on the left side of the movable plate. This barite powder automatic packaging machine capable of weighing reduces the operating procedures of the operator and saves costs. However, the above structure cannot realize automatic bagging and automatic sealing, which is not conducive to practical use.

[0004] Based on this, the present invention designs a high-precision intelligent filling system for barite powder to solve the above problems. Summary of the Invention

[0005] In view of the above-mentioned shortcomings of the prior art, the present invention provides a high-precision intelligent filling system for barite powder.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: A high-precision intelligent filling system for barite powder, including a screw conveyor; The rear side wall of the screw conveyor is provided with a bag supply assembly for the valve bags to move upward one by one; The right side of the bag supply assembly is fixedly connected to a bag support assembly for supporting the bag opening of the valve bag; The side wall of the screw conveyor is fixedly connected from top to bottom with a crimping assembly for crimping the discharge pipe, a sealing assembly for heat sealing the injection pipe, and a pushing assembly for pushing the finished bag. The crimping assembly is located at the top of the discharge pipe of the screw conveyor, and the sealing assembly is located below the discharge pipe of the screw conveyor. A weighing assembly for weighing and supporting is provided on the left side of the screw conveyor; A transmission belt for conveying is provided on the left side of the weighing assembly; A bag taking assembly is provided above the transmission belt for transferring the valve bag after the bag holding assembly is opened to the discharge port of the screw conveyor.

[0007] Furthermore, the bag supply assembly includes a back baffle, a support frame, a side plate, a cross plate, a first linear module and a movable plate. The mounting frame is located on the rear side of the screw conveyor. The left end of the mounting frame is fixedly connected to the support frame. The support frame is fixedly connected to the side plates symmetrically and evenly spaced front and back. The first linear module is fixedly installed on the side wall of the mounting frame. The driving end of the first linear module is fixedly connected to the movable plate. The side wall of the movable plate is fixedly connected to the cross plate. The right end of the support frame is also fixedly connected to the back baffle, and the cross plate at the rightmost end is slidingly connected to the side wall of the back baffle.

[0008] Furthermore, the bag-stretching assembly includes a stretching mouth assembly, a suction assembly and a pressing assembly. The suction assembly is fixedly installed on the top of the mounting frame, the stretching mouth assembly and the right side wall of the mounting frame. The stretching mouth end of the stretching mouth assembly is located below the suction assembly, and the pressing assembly is fixedly installed on the left side wall of the mounting frame.

[0009] Furthermore, the suction assembly includes a second cylinder, a top plate and a suction cup. The second cylinder is fixedly installed on the top of the mounting frame, the top plate is fixedly installed on the driving end of the second cylinder, and multiple suction cups are fixedly installed on the top plate at equal intervals.

[0010] Furthermore, the support assembly includes a third cylinder and a conical head. The third cylinder is fixedly mounted on the right side wall of the mounting frame. The driving end of the third cylinder passes through the mounting frame and is fixedly connected to the conical head. The conical head moves under the top plate. Furthermore, the pressing assembly includes a second crimping column, a finger cylinder and a side movable plate. The finger cylinder is fixedly installed on the left side wall of the mounting frame, and the finger cylinder is higher than the first linear module. The two sets of side movable plates are fixedly installed on the driving end of the finger cylinder, and the second crimping column is symmetrically fixedly connected on the opposite surface of the side movable plate.

[0011] Furthermore, the bag taking assembly includes a fixed frame, a second linear module, a side fixing plate, a third linear module and a contour clamping assembly. The fixed frame is arranged above the transmission belt, the second linear module is fixedly installed on the top of the fixed frame, the side fixing plate is fixedly installed on the driving end of the second linear module, the third linear module is fixedly installed on the side wall of the side fixing plate, and the contour clamping assembly is fixedly installed on the output end of the third linear module.

[0012] Furthermore, the contoured clamping assembly includes a first cylinder, an arc plate, a first transverse plate, a first crimping column, a connecting frame, a movable frame, a rotating plate and a movable plate. The connecting frame is fixedly mounted on the driving end of the third linear module. The bottom of the connecting frame is rotatably connected to two groups of staggered rotating plates through a connecting shaft. Each group of rotating plates is provided with a group of movable plates, and the upper end of the rotating plate is rotatably connected to the lower end of the movable plate. The upper ends of the two groups of movable plates are rotatably connected to the bottom of the movable frame. The movable frame is fixedly connected to the driving end of the first cylinder, and the first cylinder is fixedly mounted on the connecting frame. The first transverse plate is fixedly mounted on the inner wall of the rotating plate. Multiple groups of first crimping columns are fixedly mounted on the inner wall of the first transverse plate. The inner wall of the rotating plate is also fixedly connected with an arc plate, and the arc plate is arranged higher than the first transverse plate. When the first crimping column contacts the valve bag with the bag opening in an open state, the inner wall of the arc plate contacts the arc-shaped opened bag opening of the valve bag.

[0013] Furthermore, the sealing assembly includes a second support plate, a first heat sealing plate, a second heat sealing plate, a second heat sealing plate mounting plate and a rotating cylinder, the second support plate is located at the front side of the valve bag connected to the discharge pipe of the screw conveyor, the second support plate is fixedly mounted on the side wall of the screw conveyor, the first heat sealing plate is fixedly mounted on the second support plate, the first heat sealing plate is located below the bag opening of the valve bag, the rotating cylinder is fixedly mounted on the second support plate, the rotating cylinder driving end is fixedly connected to the side wall of the second heat sealing plate mounting plate, the side wall of the second heat sealing plate mounting plate is fixedly connected to the second heat sealing plate, when the second heat sealing plate mounting plate rotates to a horizontal state, the second heat sealing plate is located directly above the first heat sealing plate, when the second heat sealing plate rotates to a vertical state, the bag opening of the valve bag moves downward, and when the bag opening of the valve bag is located at the side wall of the second heat sealing plate.

[0014] Beneficial effect: The present invention places the valve bags stacked layer by layer on the bag supply assembly, moves the valve bag on the top layer of the bag supply assembly to the material taking position of the bag support assembly, takes the uppermost valve bag in the bag supply assembly upward, and opens the bag opening of the valve bag, and the bag taking assembly moves the valve bag with the bag opening opened to the discharge pipe of the screw conveyor, the crimping assembly and the discharge pipe of the screw conveyor cooperate to press the valve bag on the discharge pipe of the screw conveyor, and the screw conveyor injects material into the valve bag, and the weighing assembly moves upward to the bottom of the valve bag The bag is weighed after partial contact. After the weight is qualified, the crimping component is separated from the bag opening of the valve bag. The weighing component drives the valve bag filled with barite powder to move downward. The bag opening of the valve bag contacts the lower end of the sealing component. The sealing component heat-seals the bag opening of the valve bag. Then the pushing component pushes the heat-sealed valve bag from the weighing component to the transmission belt, and the transmission belt transports it outward, realizing intelligent filling of barite powder, which is beneficial to actual use. The screw conveyor performs conveying and metering, and the weighing component performs secondary metering, which is beneficial to high-precision metering. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] To more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. Those skilled in the art can also derive other drawings based on these drawings without inventive effort.

[0016] Figure 1 A high-precision barite powder intelligent filling system of the present invention is a three-dimensional Figure 1 ; Figure 2 This is a front view of a high-precision intelligent barite powder filling system of the present invention; Figure 3 This is a left view of a high-precision intelligent barite powder filling system of the present invention; Figure 4 A high-precision barite powder intelligent filling system of the present invention is a three-dimensional Figure 2 ; Figure 5 A high-precision barite powder intelligent filling system of the present invention is a three-dimensional Figure 3 ; Figure 6 A high-precision barite powder intelligent filling system of the present invention is a three-dimensional Figure 4 ; Figure 7 A high-precision barite powder intelligent filling system of the present invention is a three-dimensional Figure 5 ; Figure 8 To follow Figure 3 AA direction cross-sectional view; Figure 9 It is a front view of the first cylinder and its connection structure; Figure 10 for Figure 7 A magnified view of the structure at point B.

[0017] The numbers in the figure represent: 1. Screw Conveyor 2. Bag Supply Assembly 21. Back Baffle 22. Support Frame 23. Side Plate 24. Horizontal Plate 25. First Linear Module 26. Moving Plate 27. Mounting Frame 3. Drive Belt 4. Bag Removal Assembly 41. Fixed Frame 42. Second Linear Module 43. Side Fixed Plate 44. First Cylinder 45. Third Linear Module 46. Curved Plate 47. First Horizontal Plate 48. First Pressing Column 49. Connecting Frame 410. Movable Frame 411. Rotating Plate 412. Movable Plate 5. Bag Support Assembly 51. Second Cylinder 52. Second Crimping post 53. Third air cylinder 54. Finger air cylinder 55. Side movable plate 56. Top plate 57. Suction cup 58. Conical head 6. Crimping assembly 61. Third crimping post 62. Fourth air cylinder 63. Fourth cylinder mounting plate 7. Sealing assembly 71. Second support plate 72. First heat-sealing plate 73. Second heat-sealing plate 74. Second heat-sealing plate mounting plate 75. Rotating air cylinder 8. Pushing assembly 81. Fifth air cylinder 82. Pushing plate 9. Weighing assembly 91. Third support plate 92. Scale 93. Sixth air cylinder 94. U-shaped plate. DETAILED DESCRIPTION

[0018] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts shall fall within the scope of protection of the present invention.

[0019] The present invention will be further described below with reference to the embodiments.

[0020] For examples, see Figures 1-10 , a high-precision intelligent filling system for barite powder, comprising a screw conveyor 1; The rear side wall of the screw conveyor 1 is provided with a bag supply assembly 2 for moving the valve bags upward one by one; The right side of the bag supply assembly 2 is fixedly connected to a bag support assembly 5 for supporting the bag opening of the valve bag; The side wall of the screw conveyor 1 is fixedly connected from top to bottom with a crimping assembly 6 for crimping the discharge pipe, a sealing assembly 7 for heat sealing the injection pipe, and a pushing assembly 8 for pushing the finished bag. The crimping assembly 6 is located at the top of the discharge pipe of the screw conveyor 1, and the sealing assembly 7 is located below the discharge pipe of the screw conveyor 1. A weighing assembly 9 for weighing and supporting is provided on the left side of the screw conveyor 1; A transmission belt 3 for conveying is provided on the left side of the weighing component 9; A bag taking assembly 4 is provided above the transmission belt 3 for transferring the valve bag after the bag opening by the bag opening assembly 5 to the discharge port of the screw conveyor 1; Place the stacked valve bags on the bag supply assembly 2, move the uppermost valve bag of the bag supply assembly 2 to the material taking position of the bag support assembly 5, take the uppermost valve bag in the bag supply assembly 2 upward, and open the bag mouth of the valve bag, and move the valve bag with the bag mouth opened to the discharge pipe of the screw conveyor 1 by the bag taking assembly 4. The crimping assembly 6 and the discharge pipe of the screw conveyor 1 cooperate to press the valve bag on the discharge pipe of the screw conveyor 1, and the screw conveyor 1 injects material into the valve bag. The weighing assembly 9 moves upward until it contacts the bottom of the valve bag. After weighing, the crimping component 6 is separated from the bag opening of the valve bag after the weight is qualified, and the weighing component 9 drives the valve bag filled with barite powder to move downward, and the bag opening of the valve bag contacts the lower end of the sealing component 7. The sealing component 7 heat-seals the bag opening of the valve bag, and then the pushing component 8 pushes the heat-sealed valve bag from the weighing component 9 to the transmission belt 3, and the transmission belt 3 is then transported outward to realize the intelligent filling of barite powder, which is beneficial to actual use. The screw conveyor 1 performs conveying and metering, and the weighing component 9 performs secondary metering, which is beneficial to high-precision metering.

[0021] The bag supply assembly 2 includes a back baffle 21, a support frame 22, a side plate 23, a transverse plate 24, a first linear module 25 and a movable plate 26. The mounting frame 27 is located on the rear side of the screw conveyor 1. The left end of the mounting frame 27 is fixedly connected to the support frame 22. The support frame 22 is fixedly connected to the side plates 23 symmetrically and evenly spaced front and back. The first linear module 25 is fixedly mounted on the side wall of the mounting frame 27. The driving end of the first linear module 25 is fixedly connected to the movable plate 26. The side wall of the movable plate 26 is fixedly connected to the transverse plate 24. The right end of the support frame 22 is also fixedly connected to the back baffle 21, and the transverse plate 24 at the rightmost end is slidably connected to the side wall of the back baffle 21. The first linear module 25 of the bag supply assembly 2 drives the movable plate 26 to move downward, and the movable plate 26 drives the horizontal plate 24 to move downward to the lowest end, stacking the valve bags layer by layer on the horizontal plate 24, and the front and rear side walls and the right side wall of the valve bags are in contact with the back baffle 21 and the side plate 23; After the bag-stretching assembly 5 drives the valve bag on the top layer away, the first linear module 25 drives the movable plate 26 to move upward, and the movable plate 26 drives the transverse plate 24 to move upward by the thickness of the valve bag, ensuring that the valve bag on the top layer is located at the material-removing position of the bag-stretching assembly 5; The bag opening assembly 5 includes a mouth opening assembly, a suction assembly and a pressure assembly. The suction assembly is fixedly mounted on the top of the mounting frame 27. The mouth opening assembly and the right side wall of the mounting frame 27 are connected. The mouth opening end of the mouth opening assembly is located below the suction assembly. The pressure assembly is fixedly mounted on the left side wall of the mounting frame 27. The suction assembly includes a second cylinder 51, a top plate 56 and a suction cup 57. The second cylinder 51 is fixedly mounted on the top of the mounting frame 27. The top plate 56 is fixedly mounted on the driving end of the second cylinder 51. A plurality of suction cups 57 are fixedly mounted on the top plate 56 at equal intervals. The support assembly includes a third cylinder 53 and a conical head 58. The third cylinder 53 is fixedly mounted on the right side wall of the mounting frame 27. The driving end of the third cylinder 53 passes through the mounting frame 27 and is fixedly connected to the conical head 58. The conical head 58 moves under the top plate 56. The pressing assembly includes a second crimping column 52, a finger cylinder 54 and a side movable plate 55. The finger cylinder 54 is fixedly mounted on the left wall of the mounting frame 27 and is higher than the first linear module 25. Two sets of side movable plates 55 are fixedly mounted on the driving end of the finger cylinder 54. The second crimping column 52 is symmetrically fixedly connected to the opposite surface of the side movable plate 55. The third cylinder 53 of the opening assembly of the bag supporting assembly 5 drives the conical head 58 to move toward the third cylinder 53, and the left end of the conical head 58 is located at the right end of the top plate 56, the finger cylinder 54 of the pressing assembly drives the side movable plate 55 to move outward, the side movable plate 55 drives the second crimping column 52 to move outward, the second cylinder 51 of the suction assembly drives the top plate 56 to move downward, the top plate 56 drives the suction cup 57 to move downward, the suction cup 57 moves downward until it contacts the uppermost valve bag on the bag supply assembly 2, the suction cup 57 forms a negative pressure, the negative pressure suction cup 57 is adsorbed on the valve bag, and the second cylinder 5 1 drives the top plate 56 to move upward, the top plate 56 drives the suction cup 57 to move upward, the suction cup 57 drives the valve bag to move upward until the bag opening of the valve bag is facing the conical head 58, the third cylinder 53 drives the conical head 58 to enter the valve bag through the valve opening, and open the bag opening of the valve bag. Then the finger cylinder 54 of the pressing assembly drives the side movable plate 55 to move toward the valve bag, and the side movable plate 55 drives the second crimping column 52 to move. The second crimping column 52 moves to contact the valve bag. Multiple groups of suction cups 57 and multiple groups of second crimping columns 52 cooperate to keep the valve bag open. The bag taking assembly 4 includes a fixing frame 41, a second linear module 42, a side fixing plate 43, a third linear module 45 and a contour clamping assembly. The fixing frame 41 is arranged above the transmission belt 3, the second linear module 42 is fixedly mounted on the top of the fixing frame 41, the side fixing plate 43 is fixedly mounted on the driving end of the second linear module 42, the third linear module 45 is fixedly mounted on the side wall of the side fixing plate 43, and the contour clamping assembly is fixedly mounted on the output end of the third linear module 45; The contour clamping assembly includes a first cylinder 44, an arc plate 46, a first transverse plate 47, a first crimping column 48, a connecting frame 49, a movable frame 410, a rotating plate 411 and a movable plate 412. The connecting frame 49 is fixedly mounted on the driving end of the third linear module 45. The bottom of the connecting frame 49 is rotatably connected to two groups of staggered rotating plates 411 through a connecting shaft. Each group of rotating plates 411 is provided with a group of movable plates 412, and the upper end of the rotating plate 411 is rotatably connected to the lower end of the movable plate 412. The upper ends of the two groups of movable plates 412 are connected to the movable frame 4 10 bottom rotation connection, the movable frame 410 is fixedly connected to the driving end of the first cylinder 44, and the first cylinder 44 is fixedly mounted on the connecting frame 49, the first transverse plate 47 is fixedly mounted on the inner wall of the rotating plate 411, and multiple groups of first crimping columns 48 are fixedly mounted on the inner wall of the first transverse plate 47. The inner wall of the rotating plate 411 is also fixedly connected to the arc plate 46, and the arc plate 46 is higher than the first transverse plate 47. When the first crimping columns 48 contact the valve bag with the bag opening in the open state, the inner wall of the arc plate 46 contacts the arc-shaped open bag opening of the valve bag; Multiple groups of suction cups 57 and multiple groups of second crimping columns 52 cooperate to keep the valve bag in an open state. The first cylinder 44 of the contoured clamping assembly of the bag-taking assembly 4 drives the movable frame 410 to move downward, and the movable frame 410 drives the movable plate 412 to move downward. The movable plate 412 drives the rotating plate 411 to rotate upward along the lower end of the connecting frame 49. The connecting frame 49 drives the curved plate 46 and the first transverse plate 47 to move upward, and the first transverse plate 47 is higher than the top of the valve bag connected to the bag-supporting assembly 5. The second linear module 42 drives the side fixed plate 43 to move toward the bag-supporting assembly 5. The side fixed plate 43 drives the third linear module 45 to move toward the bag-supporting assembly 5. The third linear module 45 drives the curved plate 46 to be located on both sides of the top of the valve bag. The first cylinder 44 drives the movable frame 410 to move upward, the movable frame 410 drives the movable plate 412 to move upward, the movable plate 412 drives the rotating plate 411 to rotate downward along the lower end of the connecting frame 49, and the connecting frame 49 drives the curved plate 46 The first horizontal plate 47 moves downward, the first horizontal plate 47 drives the first crimping column 48 to move to the valve bag contact, the inner wall of the arc plate 46 contacts the arc-shaped open bag mouth of the valve bag, the third cylinder 53 drives the conical head 58 to separate from the valve bag, the finger cylinder 54 drives the side movable plate 55 to move outward, the side movable plate 55 drives the second crimping column 52 to move outward, the second crimping column 52 is separated from the valve bag, the third linear module 45 drives the arc plate 46 to move left, the arc The plate 46 drives the right end of the valve bag to move to the left end of the side movable plate 55, and the second linear module 42 drives the curved plate 46 to move toward the screw conveyor 1. The curved plate 46 drives the bag opening of the valve bag to face the discharge pipe of the screw conveyor 1. The third linear module 45 drives the curved plate 46 to move, and the curved plate 46 drives the valve bag with the bag opening opened to move to the outside of the discharge pipe of the screw conveyor 1, making it convenient to move the valve bag with the bag opening opened from the bag support assembly 5 to the discharge pipe of the screw conveyor 1. The crimping assembly 6 includes a third crimping column 61, a fourth cylinder 62 and a fourth cylinder mounting plate 63. The third cylinder 53 is fixedly mounted on the side wall of the screw conveyor 1, and the fourth cylinder 62 is fixedly mounted on the fourth cylinder mounting plate 63. The third crimping column 61 is fixedly mounted on the output end of the fourth cylinder 62, and the fourth cylinder 62 is located on the discharge pipe of the screw conveyor 1. The bag taking assembly 4 inserts the bag opening of the valve bag onto the discharge pipe of the screw conveyor 1. The fourth cylinder 62 of the crimping assembly 6 drives the third crimping post 61 to move downward. The third crimping post 61 moves until it contacts the bag opening of the valve bag and presses the valve bag onto the discharge pipe of the screw conveyor 1. The sealing assembly 7 includes a second support plate 71, a first heat-sealing plate 72, a second heat-sealing plate mounting plate 74 and a rotating cylinder 75. The second support plate 71 is located at the front side of the valve bag connected to the discharge pipe of the screw conveyor 1, and the second support plate 71 is fixedly mounted on the side wall of the screw conveyor 1. The first heat-sealing plate 72 is fixedly mounted on the second support plate 71, and the first heat-sealing plate 72 is located below the bag opening of the valve bag. The rotating cylinder 75 is fixedly mounted on the second support plate 71, and the driving end of the rotating cylinder 75 is fixedly connected to the side wall of the second heat-sealing plate mounting plate 74, and the side wall of the second heat-sealing plate mounting plate 74 is fixedly connected to the second heat-sealing plate 73. When the second heat-sealing plate mounting plate 74 is rotated to a horizontal state, the second heat-sealing plate 73 is located directly above the first heat-sealing plate 72. When the second heat-sealing plate 73 is rotated to a vertical state, the bag opening of the valve bag moves downward, and when the bag opening of the valve bag is located at the side wall of the second heat-sealing plate 73; The rotating cylinder 75 of the sealing assembly 7 drives the second heat-sealing plate mounting plate 74 to rotate, and the second heat-sealing plate mounting plate 74 drives the second heat-sealing plate 73 to rotate to a vertical state. The weighing assembly 9 drives the filled valve bag to move downward, and the bottom of the valve bag contacts the first heat-sealing plate 72. The rotating cylinder 75 drives the second heat-sealing plate mounting plate 74 to rotate, and the second heat-sealing plate mounting plate 74 drives the second heat-sealing plate 73 to rotate to a horizontal state. The second heat-sealing plate 73 rotates to contact the top of the valve bag, and the first heat-sealing plate 72 and the second heat-sealing plate 73 cooperate to heat-seal the bag opening of the valve bag. The pushing assembly 8 includes a fifth cylinder 81 and a push plate 82. The fifth cylinder 81 is fixedly installed in the screw conveyor 1. The push plate 82 is fixedly installed at the output end of the fifth cylinder 81. The push plate 82 is located on the right side of the valve bag connected to the screw conveyor 1. After the sealing assembly 7 heat-seals the bag opening of the valve bag, the fifth cylinder 81 of the pushing assembly 8 drives the push plate 82 to move, and the push plate 82 pushes the valve bag with the bag opening heat-sealed to move from the weighing assembly 9 to the transmission belt 3, making it easier to push the valve bag with the bag opening heat-sealed to move from the weighing assembly 9 to the transmission belt 3.

[0022] The weighing assembly 9 includes a third support plate 91, a weighing instrument 92, a sixth cylinder 93, and a U-shaped plate 94. The third support plate 91 is located on the left side of the screw conveyor 1. The sixth cylinder 93 is fixedly installed in the third support plate 91. The weighing instrument 92 is fixedly installed on the driving end of the sixth cylinder 93. The U-shaped plate 94 is fixedly installed on the sensing end of the weighing instrument 92. After the crimping assembly 6 presses the valve bag onto the discharge pipe of the screw conveyor 1, the sixth cylinder 93 of the weighing assembly 9 drives the weighing meter 92 to move upward, and the weighing meter 92 drives the U-shaped plate 94 to move downward until it contacts the bottom of the valve bag. The screw conveyor 1 is filled again, and the weighing meter 92 is weighed. When the weight weighed by the weighing meter 92 meets the setting, the crimping assembly 6 is separated from the bag opening of the valve bag, and the sixth cylinder 93 drives the sixth cylinder 93 to move downward, and the sixth cylinder 93 drives the U-shaped plate 94 to move downward, and the U-shaped plate 94 drives the valve bag to move downward, and the bottom of the bag opening of the valve bag contacts the first heat sealing plate 72, and the first heat sealing plate 72 cooperates with the first heat sealing plate 72 to heat seal the bag opening.

[0023] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A high-precision intelligent filling system for barite powder, comprising a screw conveyor (1), characterized in that: The rear side wall of the screw conveyor (1) is provided with a bag supply assembly (2) for moving the valve bags upward one by one; The right side of the bag supply assembly (2) is fixedly connected to a bag support assembly (5) for supporting the bag opening of the valve bag; A crimping assembly (6) for crimping a discharge pipe, a sealing assembly (7) for heat-sealing a filling pipe, and a pushing assembly (8) for pushing finished product bags are fixedly connected to the side wall of the screw conveyor (1) from top to bottom. The crimping assembly (6) is located at the top of the discharge pipe of the screw conveyor (1), and the sealing assembly (7) is located below the discharge pipe of the screw conveyor (1). A weighing assembly (9) for weighing and supporting is provided on the left side of the screw conveyor (1); A transmission belt (3) for conveying is provided on the left side of the weighing component (9); A bag taking assembly (4) for transferring the valve bag after the bag holding assembly (5) is held open to the discharge port of the screw conveyor (1) is provided above the transmission belt (3).

2. The high-precision barite powder intelligent filling system according to claim 1, characterized in that, The bag supply assembly (2) includes a back baffle (21), a support frame (22), a side plate (23), a transverse plate (24), a first linear module (25) and a movable plate (26). The mounting frame (27) is located at the rear side of the screw conveyor (1). The left end of the mounting frame (27) is fixedly connected to the support frame (22). The support frame (22) is fixedly connected to the side plates (23) symmetrically and evenly spaced in the front and rear. The first linear module (25) is fixedly mounted on the side wall of the mounting frame (27). The driving end of the first linear module (25) is fixedly connected to the movable plate (26). The side wall of the movable plate (26) is fixedly connected to the transverse plate (24). The right end of the support frame (22) is also fixedly connected to the back baffle (21), and the rightmost transverse plate (24) is fitted and slidably connected to the side wall of the back baffle (21).

3. The high-precision barite powder intelligent filling system according to claim 2, characterized in that, The bag support assembly (5) includes a support opening assembly, a suction assembly and a pressure assembly. The suction assembly is fixedly mounted on the top of the mounting frame (27). The support opening assembly and the right side wall of the mounting frame (27) are connected. The support opening end of the support opening assembly is located below the suction assembly. The pressure assembly is fixedly mounted on the left side wall of the mounting frame (27).

4. The high-precision barite powder intelligent filling system according to claim 3 is characterized in that, The suction assembly comprises a second cylinder (51), a top plate (56) and a suction cup (57), wherein the second cylinder (51) is fixedly mounted on the top of the mounting frame (27), the top plate (56) is fixedly mounted on the driving end of the second cylinder (51), and a plurality of suction cups (57) are fixedly mounted on the top plate (56) at equal intervals.

5. The high-precision barite powder intelligent filling system according to claim 4 is characterized in that, The support assembly includes a third cylinder (53) and a conical head (58). The third cylinder (53) is fixedly mounted on the right side wall of the mounting frame (27). The driving end of the third cylinder (53) passes through the mounting frame (27) and is fixedly connected to the conical head (58). The conical head (58) moves below the top plate (56).

6. The high-precision barite powder intelligent filling system according to claim 5, characterized in that, The pressing assembly includes a second crimping column (52), a finger cylinder (54) and a side movable plate (55), wherein the finger cylinder (54) is fixedly mounted on the left side wall of the mounting frame (27), and the finger cylinder (54) is higher than the first linear module (25), and two sets of side movable plates (55) are fixedly mounted on the driving end of the finger cylinder (54), and the second crimping column (52) is symmetrically fixedly connected on the opposite surface of the side movable plate (55).

7. The high-precision barite powder intelligent filling system according to claim 6, characterized in that, The bag taking assembly (4) comprises a fixing frame (41), a second linear module (42), a side fixing plate (43), a third linear module (45) and a contour clamping assembly, wherein the fixing frame (41) is arranged above the transmission belt (3), the second linear module (42) is fixedly mounted on the top of the fixing frame (41), the side fixing plate (43) is fixedly mounted on the driving end of the second linear module (42), the third linear module (45) is fixedly mounted on the side wall of the side fixing plate (43), and the contour clamping assembly is fixedly mounted on the output end of the third linear module (45).

8. The high-precision barite powder intelligent filling system according to claim 7, characterized in that, The contour clamping assembly includes a first cylinder (44), an arc plate (46), a first transverse plate (47), a first crimping column (48), a connecting frame (49), a movable frame (410), a rotating plate (411) and a movable plate (412), wherein the connecting frame (49) is fixedly mounted on the driving end of the third linear module (45), and the bottom of the connecting frame (49) is rotatably connected to two groups of staggered rotating plates (411) through a connecting shaft, and each group of rotating plates (411) is provided with a group of movable plates (412), and the upper end of the rotating plate (411) is rotatably connected to the lower end of the movable plate (412), and the upper ends of the two groups of movable plates (412) are connected to the movable plate (412). The bottom of the frame (410) is rotatably connected, the movable frame (410) is fixedly connected to the driving end of the first cylinder (44), and the first cylinder (44) is fixedly installed on the connecting frame (49), the first transverse plate (47) is fixedly installed on the inner wall of the rotating plate (411), and multiple groups of first crimping columns (48) are fixedly installed on the inner wall of the first transverse plate (47). The inner wall of the rotating plate (411) is also fixedly connected with an arc plate (46), and the arc plate (46) is higher than the first transverse plate (47). When the first crimping column (48) contacts the valve bag with the bag opening in the open state, the inner wall of the arc plate (46) contacts the arc-shaped open bag opening of the valve bag.

9. The high-precision barite powder intelligent filling system according to claim 1, characterized in that: The sealing assembly (7) includes a second support plate (71), a first heat sealing plate (72), a second heat sealing plate (73), a second heat sealing plate mounting plate (74) and a rotating cylinder (75), wherein the second support plate (71) is located at the front side of the valve bag connected to the discharge pipe of the screw conveyor (1), the second support plate (71) is fixedly mounted on the side wall of the screw conveyor (1), the first heat sealing plate (72) is fixedly mounted on the second support plate (71), the first heat sealing plate (72) is located below the bag opening of the valve bag, and the rotating cylinder ( 75) is fixedly mounted on the second support plate (71), the driving end of the rotating cylinder (75) is fixedly connected to the side wall of the second heat sealing plate mounting plate (74), the side wall of the second heat sealing plate mounting plate (74) is fixedly connected to the second heat sealing plate (73), when the second heat sealing plate mounting plate (74) is rotated to a horizontal state, the second heat sealing plate (73) is located directly above the first heat sealing plate (72), when the second heat sealing plate (73) is rotated to a vertical state, the bag opening of the valve bag moves downward, and the bag opening of the valve bag is located at the side wall of the second heat sealing plate (73).

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