Round-bottom bag vacuum equipment

Abstract

The utility model discloses round-bottom bag vacuum equipment which comprises a working table, a containing table and a main frame body are fixedly connected to the working table, a round-bottom bag is placed in the containing table, a fixing frame and a vacuum assembly are arranged on the inner side of the main frame body, and a first sealing assembly, a second sealing assembly and a vacuum limiting sealing assembly are arranged on the fixing frame. The vacuum assembly comprises a first hydraulic cylinder fixed to the inner side of the main frame body, one end of the first hydraulic cylinder is movably connected with a vacuum pump, and a vacuum nozzle is arranged at the bottom of the vacuum pump and inserted into the round-bottom bag. The second sealing assembly comprises a second hydraulic cylinder and a clamping plate; the vacuum limiting sealing assembly comprises a limiting plate and a fourth hydraulic cylinder, the limiting plate and a clamping plate are clamped at the two ends of the round-bottom bag, and heaters are arranged in the limiting plate and the clamping plate. The device can realize vacuum and sealing work of the round-bottom bag at the same time, so that the problem that air enters the round-bottom bag after the round-bottom bag is vacuumized is avoided, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of round bottom bag processing, in particular to round bottom bag vacuum equipment. Background Art

[0002] The round bottom bag is a specially designed plastic packaging bag with a round bottom instead of the traditional flat shape. This structural design enables the round bottom bag to stand better and make better use of the space when filling materials. It is especially suitable for storing and transporting products in different forms such as liquids, colloids, pastes, powders, and granules.

[0003] At present, round-bottom bags need to be vacuumed after packaging items, and then sealed. Vacuum equipment is required during the vacuum treatment. However, the round-bottom bags cannot maintain the vacuum state for the next step of processing after the vacuum treatment, which affects the vacuum effect of the round-bottom bags and needs to be improved. Utility Model Content

[0004] The utility model aims to provide a round bottom bag vacuum equipment to solve the problem that the round bottom bag vacuum effect is poor and cannot maintain the vacuum state to enter the next process, which reduces the processing efficiency.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a round bottom bag vacuum equipment, comprising a workbench, a placing table and a main frame are fixedly connected to the workbench, a round bottom bag is placed inside the placing table, a fixing frame and a vacuum component are arranged inside the main frame, and a first sealing component, a second sealing component and a vacuum limit sealing component are arranged on the fixing frame;

[0006] The vacuum assembly includes a first hydraulic cylinder fixed inside the main frame, one end of the first hydraulic cylinder is movably connected to a vacuum pump, a vacuum nozzle is arranged at the bottom of the vacuum pump, and the vacuum nozzle is inserted inside the round bottom bag;

[0007] The second sealing assembly includes a second hydraulic cylinder and a clamping plate;

[0008] The vacuum limiting sealing component comprises a limiting plate and a fourth hydraulic cylinder. The limiting plate and the clamping plate are clamped at two ends of the round bottom bag. Heaters are arranged inside the limiting plate and the clamping plate.

[0009] Preferably, the first sealing component and the second sealing component have the same structure, and the second sealing component and the first sealing component are respectively arranged on both sides of the vacuum limiting sealing component.

[0010] Preferably, the second hydraulic cylinder and the fourth hydraulic cylinder are both fixed to one end of a fixing frame, the fixing frame is symmetrically distributed front and back about the bisector of the main frame, and a clamping plate and a limiting plate are provided at the other end of the fixing frame.

[0011] Preferably, a slide groove is provided on one side of the clamping plate, and sliding blocks are provided on both sides of the limiting plate, and the sliding blocks are inserted inside the slide groove.

[0012] Preferably, the limiting plate is slidably connected to the clamping plate, and a vacuum pump is provided on the top of the limiting plate.

[0013] Preferably, a limiting component is provided on the inner side of the main frame;

[0014] The limiting assembly comprises a third hydraulic cylinder fixed inside the main frame.

[0015] Preferably, one end of the third hydraulic cylinder is connected to a limit frame, and the limit frame is a right-angled "U"-shaped structure when viewed from above.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] (1) This device can simultaneously realize the vacuum and sealing work of the round-bottom bag, thereby avoiding the problem of air entering the round-bottom bag after the vacuum is applied, thereby improving work efficiency.

[0018] (2) The device can seal both sides of the round-bottom bag by arranging the first sealing component and the second sealing component on the inner side of the fixed frame, and reserve a middle opening to facilitate vacuum processing by the vacuum component. After the vacuum component completes the vacuum processing, it can immediately perform the sealing work through the vacuum limit sealing component, thereby improving the processing efficiency of the round-bottom bag.

[0019] (3) The device sets a placing table on the top of the workbench and sets a third hydraulic cylinder inside the main frame to limit the position of the round bottom bag, which is beneficial to improve the efficiency of subsequent processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the structure of a round bottom bag vacuum equipment of the utility model;

[0021] Figure 2 The utility model is a round bottom bag vacuum equipment Figure 1 Enlarged view of point A in the middle;

[0022] Figure 3 This is a top view of a placement table of a round bottom bag vacuum equipment of the utility model;

[0023] Figure 4 It is a side view of the connection between the clamping plate, the second hydraulic cylinder and the fixing frame of a round bottom bag vacuum equipment of the utility model;

[0024] Figure 5 It is a side view of the connection between the vacuum limiting sealing component and the vacuum component of a round bottom bag vacuum equipment of the utility model;

[0025] Figure 6 The utility model is a top view of a limiting frame of a round bottom bag vacuum equipment.

[0026] In the figure: 1. main frame; 2. first sealing component; 3. placing table; 4. working table; 5. vacuum component; 51. first hydraulic cylinder; 52. vacuum pump; 53. vacuum nozzle; 6. second sealing component; 61. second hydraulic cylinder; 62. clamping plate; 7. limit assembly; 71. third hydraulic cylinder; 72. limit frame; 8. fixed frame; 9. vacuum limit sealing component; 91. limit plate; 92. fourth hydraulic cylinder; 93. slider. DETAILED DESCRIPTION

[0027] 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.

[0028] See also Figure 1-6 The utility model provides a technical solution: a round bottom bag vacuum equipment, including a workbench 4, a placing table 3 and a main frame 1 are fixedly connected to the workbench 4, and a limiting component 7 is arranged on the inner side of the main frame 1;

[0029] The limiting assembly 7 includes a third hydraulic cylinder 71 fixed on the inner side of the main frame 1; one end of the third hydraulic cylinder 71 is connected to the limiting frame 72, and the limiting frame 72 is a right-angled "U"-shaped structure when viewed from above; this structure can push the limiting frame 72 to automatically approach the round-bottom bag and limit it through the third hydraulic cylinder 71, so that the round-bottom bag remains in an upright state to avoid collapse, which is beneficial to subsequent vacuum and sealing work; a round-bottom bag is placed inside the placing table 3, a fixing frame 8 and a vacuum assembly 5 are arranged on the inner side of the main frame 1, and a first sealing assembly 2, a second sealing assembly 6 and a vacuum limiting sealing assembly 9 are arranged on the fixing frame 8; the first sealing assembly 2 has the same structure as the second sealing assembly 6, and the second sealing assembly 6 and the first sealing assembly 2 are respectively arranged on both sides of the vacuum limiting sealing assembly 9; this structure can simultaneously realize the vacuum and sealing work of the round-bottom bag, thereby improving the processing efficiency of the round-bottom bag;

[0030] The vacuum assembly 5 includes a first hydraulic cylinder 51 fixed to the inner side of the main frame 1, one end of the first hydraulic cylinder 51 is movably connected to a vacuum pump 52, a vacuum nozzle 53 is provided at the bottom of the vacuum pump 52, and the vacuum nozzle 53 is inserted into the round bottom bag;

[0031] The second sealing assembly 6 includes a second hydraulic cylinder 61 and a clamping plate 62; the second hydraulic cylinder 61 and the fourth hydraulic cylinder 92 are both fixed to one end of the fixed frame 8, and the fixed frame 8 is symmetrically distributed front and back about the bisector of the main frame 1, and the other end of the fixed frame 8 is provided with a clamping plate 62 and a limiting plate 91; this structure can push the limiting plate 91 to automatically move toward the surface of the round bottom bag for clamping through the fourth hydraulic cylinder 92; the second hydraulic cylinder 61 can automatically push the clamping plate 62 to seal both sides of the round bottom bag first, thereby improving the vacuum sealing efficiency of the round bottom bag; a slide groove is provided on one side of the clamping plate 62, and sliders 93 are provided on both sides of the limiting plate 91, and the sliders 93 are inserted into the inside of the slide groove; this structure can make the limiting plate 91 slide and dock with the second sealing assembly 6 and the clamping plate 62 of the first sealing assembly 2 by setting the slider 93, thereby ensuring the sealing of the clamping of the round bottom bag mouth during the vacuum process;

[0032] The vacuum limiting sealing assembly 9 includes a limiting plate 91 and a fourth hydraulic cylinder 92. The limiting plate 91 is slidably connected to the clamping plate 62. A vacuum pump 52 is arranged on the top of the limiting plate 91. This structure can quickly discharge the air inside the round bottom bag to achieve the purpose of vacuum by arranging the vacuum pump 52. By arranging the limiting plate 91, the two ends of the round bottom bag can be clamped and limited when the vacuum pump 52 is performing vacuum work. At the same time, the sealing work can be performed immediately after the vacuum work is completed, thereby improving the vacuum effect of the round bottom bag. The limiting plate 91 and the clamping plate 62 are both clamped at the two ends of the round bottom bag, and heaters are arranged inside the limiting plate 91 and the clamping plate 62. The limiting plate 91 and the clamping plate 62 can not only clamp the bag mouth of the round bottom bag but also realize heating and sealing work.

[0033] Working principle: when using the round bottom bag vacuum equipment, first start the first hydraulic cylinder 51 to push the vacuum pump 52 and the vacuum nozzle 53 down in height, then place the round bottom bag on the placement table 3 so that the bag mouth of the round bottom bag is sleeved on the outer wall of the vacuum nozzle 53, then start the third hydraulic cylinder 71 to push the limiting frame 72 close to the two sides of the round bottom bag to limit the round bottom bag, then the second hydraulic cylinder 61 of the first sealing component 2 and the second sealing component 6 pushes the clamping plate 62 to clamp the two sides of the bag mouth of the round bottom bag, at this time, the clamping plate 62 heats to seal the two sides of the bag mouth of the round bottom bag, then the fourth hydraulic cylinder 92 pushes the limiting plate 91 to the middle of the bag mouth of the round bottom bag to limit the bag mouth of the round bottom bag and the vacuum nozzle 53, then the vacuum pump 52 is started to perform vacuum treatment on the round bottom bag, after the vacuum treatment is completed, the vacuum pump 52 and the vacuum nozzle 53 move upward to reset, then the limiting plate 91 clamps the bag mouth of the round bottom bag and heats it to perform sealing work, and the round bottom bag is taken out after the sealing work is completed.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may 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 shall be included in the protection scope of the present invention.

Claims

1. A round bottom bag vacuum equipment, comprising a workbench (4), characterized in that: The workbench (4) is fixedly connected to a placement table (3) and a main frame (1); a round-bottom bag is placed inside the placement table (3); a fixing frame (8) and a vacuum component (5) are arranged inside the main frame (1); and a first sealing component (2), a second sealing component (6) and a vacuum limit sealing component (9) are arranged on the fixing frame (8); The vacuum assembly (5) comprises a first hydraulic cylinder (51) fixed on the inner side of the main frame (1); one end of the first hydraulic cylinder (51) is movably connected to a vacuum pump (52); a vacuum nozzle (53) is provided at the bottom of the vacuum pump (52); and the vacuum nozzle (53) is inserted into the inside of the round bottom bag; The second sealing assembly (6) comprises a second hydraulic cylinder (61) and a clamping plate (62); The vacuum limiting sealing assembly (9) comprises a limiting plate (91) and a fourth hydraulic cylinder (92); the limiting plate (91) and the clamping plate (62) are both clamped at two ends of the round bottom bag; heaters are provided inside the limiting plate (91) and the clamping plate (62).

2. A round bottom bag vacuum equipment according to claim 1, characterized in that: The first sealing component (2) and the second sealing component (6) have the same structure, and the second sealing component (6) and the first sealing component (2) are respectively arranged on both sides of the vacuum limiting sealing component (9).

3. The round bottom bag vacuum equipment according to claim 1, characterized in that: The second hydraulic cylinder (61) and the fourth hydraulic cylinder (92) are both fixed to one end of the fixed frame (8), the fixed frame (8) is symmetrically distributed frontward and rearward about the bisector of the main frame body (1), and the other end of the fixed frame (8) is provided with a clamping plate (62) and a limit plate (91).

4. The round bottom bag vacuum equipment according to claim 1, characterized in that: A sliding groove is provided on one side of the clamping plate (62), and sliding blocks (93) are provided on both sides of the limiting plate (91), and the sliding blocks (93) are inserted into the interior of the sliding groove.

5. The round bottom bag vacuum equipment according to claim 1, characterized in that: The limiting plate (91) is slidably connected to the clamping plate (62), and a vacuum pump (52) is provided on the top of the limiting plate (91).

6. The round bottom bag vacuum equipment according to claim 1, characterized in that: A limiting component (7) is provided on the inner side of the main frame (1); The limiting assembly (7) comprises a third hydraulic cylinder (71) fixed on the inner side of the main frame (1).

7. The round bottom bag vacuum equipment according to claim 6, characterized in that: One end of the third hydraulic cylinder (71) is connected to a limiting frame (72), and the limiting frame (72) is a right-angled "U"-shaped structure when viewed from above.

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