Bag opening device of jet packaging machine

Abstract

The utility model relates to the technical field of bag opening devices, and discloses a bag opening device of a jet packaging machine, including an operating table, the top four corners of the operating table are fixedly connected with support columns, the top of the support columns are fixedly connected with a top plate, the middle of the bottom end of the top plate is fixedly connected with a hydraulic cylinder, the telescopic rod end of the hydraulic cylinder is fixedly connected with a storage box, the left and right sides of the bottom end of the storage box are provided with a first slide groove, the middle of the bottom end of the storage box is fixedly connected with a discharge barrel, the left front end of the storage box is fixedly connected with a first motor, and the first motor is connected to a first screw through a gear set. In the utility model, the packaging bag is opened by an adsorption plate, the support block supports the surrounding of the packaging bag, and the splint props up the four corners of the opening of the packaging bag, so as to achieve the effect of stable opening of the packaging bag and improve the efficiency of subsequent packaging.

Description

Technical Field

[0001] The utility model relates to the technical field of bag opening devices, in particular to a bag opening device of a jet packaging machine. Background Art

[0002] The bag opening device of the jet packaging machine is usually used to automatically open the packaging bag so that the product can be loaded into the bag and sealed. These bag opening devices can adopt different working principles and technologies to adapt to packaging bags of different types and sizes. Common bag opening devices include air pressure bag opening, mechanical bag opening, heat sealing bag opening, vibration bag opening and vacuum bag opening.

[0003] After searching, the bag opening device of a packaging machine with announcement number CN211108299U "comprises a machine body: a feeding mechanism is arranged above the machine body, and a storage cabinet is opened at the left end of the machine body, a negative pressure cylinder is fixedly connected to the lower end of the machine body adjacent to the storage cabinet, and a suction pipe is connected to the right end of the negative pressure cylinder, a first connecting pipe is connected to the left part of the upper end of the suction pipe, and a first telescopic pipe is connected to the left part of the upper end of the first connecting pipe, and a first air inlet pipe is connected to the left end of the first telescopic pipe, and a guide rail is fixedly connected to the upper end of the machine body adjacent to the storage cabinet, and an electric slider is slidably connected to the middle of the guide rail; by arranging the first vacuum suction cup and the second vacuum suction cup, it is convenient to suck and clamp the packaging bag, and then by rotating the second vacuum suction cup, it is convenient to disassemble the packaging bag, which reduces the trouble of manually disassembling the packaging bag and reduces the labor fatigue, and by arranging the conveying mechanism, the safety of manually picking up the packaging bag is improved";

[0004] Based on the above patent, by providing a first vacuum suction cup and a second vacuum suction cup, it is convenient to suck and clamp the packaging bag, and then by rotating the second vacuum suction cup, it is convenient to disassemble the packaging bag, thereby reducing the trouble of manually disassembling the packaging bag and reducing manual fatigue. In addition, by providing a conveying mechanism, the safety of manually picking up the packaging bag is improved. However, when the device is in use, it only opens the packaging bag through the vacuum suction cup, and does not support the surroundings and opening of the packaging bag, resulting in that this bag opening method is not suitable for softer packaging bags, and the bag mouth of the packaging bag is easily deformed or cannot be fully opened, thereby affecting the accuracy and efficiency of the packaging. Therefore, the present application proposes a bag opening device for a jet packaging machine. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art, and the bag opening device of the jet packaging machine is proposed. The packaging bag is opened by an adsorption plate, the support block supports the periphery of the packaging bag, and the splint props up the four corners of the opening of the packaging bag, so as to achieve the effect of stably opening the packaging bag and improve the efficiency of subsequent packaging.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] The bag opening device of the jet packaging machine includes an operating table, the four corners of the top of the operating table are fixedly connected to support columns, the top of the support column is fixedly connected to a top plate, the middle of the bottom end of the top plate is fixedly connected to a hydraulic cylinder, the telescopic rod end of the hydraulic cylinder is fixedly connected to a storage box, the left and right sides of the bottom end of the storage box are provided with first slide grooves, the middle of the bottom end of the storage box is fixedly connected to a discharge barrel, the left side of the front end of the storage box is fixedly connected to a first motor, the first motor is connected to a first screw through a gear set, the left and right sides of the top of the operating table are provided with second slide grooves, the left end of the operating table is fixedly connected to a second motor, and the second motor is connected to the slide column through a transmission assembly.

[0008] Furthermore, the gear group includes a first gear rotatably connected to the left side of the front end of the storage box and a second gear rotatably connected to the right side of the front end of the storage box. The first gear and the second gear are meshedly connected, and the front end inner wall of the first gear is fixedly connected to the driving end of the first motor.

[0009] Furthermore, the rear ends of the first gear and the second gear are fixedly connected to the front ends of the first screws on both sides, the outer walls of the front and rear ends of the first screws on both sides are in opposite directions, and the ends of the first screws on both sides away from the first gear and the second gear are rotatably connected to the inner wall of the first slide groove.

[0010] Furthermore, the outer walls at both ends of the first screw rods on both sides are threadedly connected with clamping plates, and the outer walls at the top ends of the clamping plates on both sides are slidably connected to the inner wall of the first sliding groove.

[0011] Furthermore, the transmission assembly includes a second screw rod fixedly connected to the driving end of the second motor, the outer walls of the left and right ends of the second screw rod are in opposite directions, and one end of the second screw rod away from the second motor is rotatably connected to the inner wall of the second slide groove.

[0012] Furthermore, the left and right outer walls of the second screw are threadedly connected to the bottom inner walls of the sliding columns on both sides, the bottom outer walls of the sliding columns on both sides are slidably connected to the inner walls of the second sliding grooves on both sides, and the opposite ends of the sliding columns on both sides are fixedly connected with adsorption plates.

[0013] Furthermore, the middle outer walls of the sliding columns on both sides are fixedly connected with fixed blocks, and the fixed blocks on both sides are connected to the supporting blocks through rotating plates.

[0014] Furthermore, the ends of the rotating plates on both sides facing away from each other are rotatably connected to the front and rear inner walls of the fixed blocks on both sides, and the ends of the rotating plates on both sides away from the fixed blocks are rotatably connected to the left and right inner walls of the supporting blocks on both sides.

[0015] The utility model has the following beneficial effects:

[0016] The utility model adopts the method of using the suction plate to absorb the packaging bag, and the motor drives the second screw to drive the sliding column and the suction plate to move, so as to pull the packaging bag open. Then, the hydraulic rod is driven to lift the material storage box, and the first motor is driven to drive the first gear, the second gear and the first screw to rotate, so that the clamping plates on both sides are stretched to the four corners to support the opening of the packaging bag to prevent the opening from being deformed. At the same time, when the sliding column drives the suction plate to pull the packaging bag open, the rotating plate rotates between the supporting block and the fixed block, so that the supporting blocks on both sides are moved closer to the middle to support the periphery of the packaging bag, so as to achieve the effect of stably opening the packaging bag and improve the efficiency of subsequent packaging. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A three-dimensional diagram of the bag opening device of the jet packaging machine proposed by the utility model;

[0018] Figure 2 A schematic diagram of a clamping plate of a bag opening device of a jet packaging machine proposed in the utility model;

[0019] Figure 3 This is a schematic diagram of a rotating plate of a bag opening device of a jet packaging machine proposed by the utility model.

[0020] Legend:

[0021] 1. Operating table; 2. Support column; 3. Top plate; 4. Storage box; 5. First slide; 6. First motor; 7. First gear; 8. Second gear; 9. First screw; 10. Clamp; 11. Discharge barrel; 12. Second slide; 13. Second motor; 14. Second screw; 15. Sliding column; 16. Fixed block; 17. Adsorption plate; 18. Rotating plate; 19. Support block; 20. Hydraulic cylinder. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Reference Figure 1-3The utility model provides an embodiment: a bag opening device of a jet packaging machine, comprising an operating table 1, the top four corners of the operating table 1 are fixedly connected with support columns 2, the top of the support column 2 is fixedly connected with a top plate 3, the middle of the bottom end of the top plate 3 is fixedly connected with a hydraulic cylinder 20, the telescopic rod end of the hydraulic cylinder 20 is fixedly connected with a storage box 4, the left and right sides of the bottom end of the storage box 4 are provided with a first chute 5, the middle of the bottom end of the storage box 4 is fixedly connected with a discharge barrel 11, the left side of the front end of the storage box 4 is fixedly connected with a first motor 6, the left and right sides of the top of the operating table 1 are provided with a second chute 12, and the left end of the operating table 1 is fixedly connected with a second motor 13.

[0024] Furthermore, the support column 2 is fixedly supported by the operating table 1, the top plate 3 is fixedly supported by the support column 2, the hydraulic cylinder 20 is used as an electric source to drive the storage box 4 to rise and fall, and the material in the storage box 4 is transported to the packaging bag through the discharge barrel 11 to complete the packaging of the items.

[0025] Among them, a first gear 7 is rotatably connected to the left side of the front end of the storage box 4, and a second gear 8 is rotatably connected to the right side of the front end of the storage box 4. The first gear 7 and the second gear 8 are meshingly connected. The front end inner wall of the first gear 7 is fixedly connected to the driving end of the first motor 6, and the rear ends of the first gear 7 and the second gear 8 are fixedly connected to the first screw 9. The front and rear end outer walls of the first screws 9 on both sides are in opposite directions, and one end of the first screws 9 on both sides away from the first gear 7 and the second gear 8 is rotatably connected to the inner wall of the first slide groove 5, and the front and rear end outer walls of the first screws 9 on both sides are threadedly connected with clamps 10, and the top outer walls of the clamps 10 on both sides are slidably connected to the inner wall of the first slide groove 5.

[0026] Furthermore, the first motor 6 is used as an electric source to drive the first gear 7 to rotate, the first gear 7 and the second gear 8 are meshed, the first gear 7 and the second gear 8 drive the first screw 9 to rotate, and the first screw 9 causes the clamps 10 on both sides to move in relative directions, thereby propping up the four corners of the packaging bag to avoid deformation of the packaging bag opening, thereby achieving a stable packaging effect.

[0027] A second screw 14 is fixedly connected to the driving end of the second motor 13, and the outer walls of the left and right ends of the second screw 14 are in opposite directions. The end of the second screw 14 away from the second motor 13 is rotatably connected to the inner wall of the second slide groove 12, and the outer walls of the left and right ends of the second screw 14 are threadedly connected with sliding columns 15. The outer walls of the bottom ends of the sliding columns 15 on both sides are slidably connected to the inner walls of the second slide grooves 12 on both sides, and the opposite ends of the sliding columns 15 on both sides are fixedly connected to suction plates 17. The middle outer walls of the sliding columns 15 on both sides are fixedly connected to fixed blocks 16. The fixed blocks 16 on both sides are connected to the support blocks 19 through rotating plates 18. The opposite ends of the rotating plates 18 on both sides are rotatably connected to the front and rear inner walls of the fixed blocks 16 on both sides, and the ends of the rotating plates 18 on both sides away from the fixed blocks 16 are rotatably connected to the left and right inner walls of the support blocks 19 on both sides.

[0028] Furthermore, the second motor 13 is used as an electric source to drive the second screw 14 to rotate, and the second screw 14 drives the sliding columns 15 and the adsorption plate 17 on both sides to move. The adsorption plate 17 adsorbs the packaging bag, so that the sliding column 15 drives the adsorption plate 17 to open the packaging bag. At the same time, the rotating plate 18 rotates between the fixed block 16 and the support block 19, driving the support block 19 to move toward the middle, contact the packaging bag, and support the surrounding of the packaging bag.

[0029] Working principle: First, place the packaging bag in the middle of the operating table 1, and then drive the second motor 13 to drive the second screw 14 to rotate, and the second screw 14 drives the sliding columns 15 on both sides to move, and the two sides of the packaging bag are adsorbed by the adsorption plate 17, and the sliding column 15 drives the adsorption plate 17 to move, and the packaging bag is pulled to both sides. At the same time, the rotating plate 18 rotates between the support block 19 and the fixed block 16, and the sliding column 15 moves to both sides, so that the rotating plates 18 on both sides drive the support blocks 19 to move closer to the middle to support the surrounding of the packaging bag, and then drive the hydraulic cylinder 20 to drive the storage box 4 to rise and fall, and rise and fall until the splint 10 enters the packaging bag, and then drive the first motor 6 to drive the first gear 7 to rotate, and the first gear 7 and the second gear 8 are meshed. The rotation of the first gear 7 and the second gear 8 drives the first screw 9 on both sides to rotate, and the first screw 9 makes the splints 10 on both sides move to the four corners of the packaging bag to support the four corners of the opening of the packaging bag to prevent the opening of the packaging bag from deforming and improve the efficiency of subsequent packaging.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A bag opening device for a jet packaging machine, comprising an operating table (1), characterized in that: The top four corners of the operating platform (1) are fixedly connected to support columns (2), the top of the support column (2) is fixedly connected to a top plate (3), the middle of the bottom end of the top plate (3) is fixedly connected to a hydraulic cylinder (20), the telescopic rod end of the hydraulic cylinder (20) is fixedly connected to a storage box (4), the left and right sides of the bottom end of the storage box (4) are provided with first slide grooves (5), the middle of the bottom end of the storage box (4) is fixedly connected to a discharge barrel (11), the left side of the front end of the storage box (4) is fixedly connected to a first motor (6), the first motor (6) is connected to a first screw rod (9) through a gear set, the left and right sides of the top of the operating platform (1) are provided with second slide grooves (12), the left end of the operating platform (1) is fixedly connected to a second motor (13), and the second motor (13) is connected to a slide column (15) through a transmission component.

2. The bag opening device of the jet packaging machine according to claim 1, characterized in that: The gear set comprises a first gear (7) rotatably connected to the left side of the front end of the material storage box (4) and a second gear (8) rotatably connected to the right side of the front end of the material storage box (4), the first gear (7) and the second gear (8) are meshingly connected, and the inner wall of the front end of the first gear (7) is fixedly connected to the driving end of the first motor (6).

3. The bag opening device of the jet packaging machine according to claim 2, characterized in that: The rear ends of the first gear (7) and the second gear (8) are fixedly connected to the front ends of the first screw rods (9) on both sides, the outer walls of the front and rear ends of the first screw rods (9) on both sides are in opposite directions, and the ends of the first screw rods (9) on both sides away from the first gear (7) and the second gear (8) are rotatably connected to the inner wall of the first slide groove (5).

4. The bag opening device of the jet packaging machine according to claim 3, characterized in that: The front and rear end outer walls of the first screw rods (9) on both sides are threadedly connected with clamping plates (10), and the top outer walls of the clamping plates (10) on both sides are slidably connected to the inner wall of the first sliding groove (5).

5. The bag opening device of the jet packaging machine according to claim 1, characterized in that: The transmission assembly comprises a second screw rod (14) fixedly connected to the driving end of the second motor (13), the outer walls of the left and right ends of the second screw rod (14) are in opposite directions, and one end of the second screw rod (14) away from the second motor (13) is rotatably connected to the inner wall of the second slide groove (12).

6. The bag opening device of the jet packaging machine according to claim 5, characterized in that: The outer walls at the left and right ends of the second screw rod (14) are threadedly connected to the inner walls at the bottom ends of the sliding columns (15) on both sides, and the outer walls at the bottom ends of the sliding columns (15) on both sides are slidably connected to the inner walls of the second sliding grooves (12) on both sides, and the opposite ends of the sliding columns (15) on both sides are fixedly connected with suction plates (17).

7. The bag opening device of the jet packaging machine according to claim 6, characterized in that: The middle outer walls of the sliding columns (15) on both sides are fixedly connected with fixed blocks (16), and the fixed blocks (16) on both sides are connected to the support blocks (19) through rotating plates (18).

8. The bag opening device of the jet packaging machine according to claim 7, characterized in that: The ends of the rotating plates (18) on both sides facing away from each other are rotatably connected to the front and rear inner walls of the fixed blocks (16) on both sides, and the ends of the rotating plates (18) on both sides away from the fixed blocks (16) are rotatably connected to the left and right inner walls of the supporting blocks (19) on both sides.

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