Opening device for valve bag

Abstract

The utility model discloses an opening device for a valve bag, which relates to the technical field of valve bag processing equipment and comprises a fixing component, the fixing component comprises an electric telescopic rod, the electric telescopic rod is mounted on a base, a motor is arranged on one side of the electric telescopic rod, a rotating shaft is mounted at the output end of the motor, and a gear is mounted on the rotating shaft. A first rack is meshed with the gear, a first connecting rod is installed on the first rack, a first fixing plate and an opening assembly are installed on the first connecting rod, the opening assembly comprises a connecting strip, the connecting strip is installed at the top of an electric telescopic rod, a miniature electric telescopic rod is installed at the bottom of the connecting strip, and a supporting strip is installed at the output end of the miniature electric telescopic rod; according to the valve bag opening device, through the arrangement of the fixing assembly and the opening assembly, the valve bag can be fixed and prevented from falling off when the bag opening is opened, the opening of the valve bag can be automatically filled with materials, time and labor are saved, and efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of valve bag processing equipment, in particular to an opening device for valve bags. Background Art

[0002] Valve bags, commonly known as bottom-sealed bags, are internationally popular packaging bags. They are fed from the top or bottom valve openings and use special filling equipment. After filling the materials, they are formed into cubes and stacked neatly and beautifully. They belong to environmentally friendly bags. Valve bags can be divided into: pp valve bags, PE valve bags, paper-plastic composite valve bags, kraft paper valve bags, and multi-layer kraft paper valve bags according to the material.

[0003] When filling valve bags currently, generally workers open the bag mouth and then put it on the filling equipment for filling. Manually opening the bag mouth is time-consuming and laborious, and the work efficiency is low. Therefore, an automatic opening device for valve bags is needed. However, when opening automatically, there is no mechanism to fix the valve bag, which easily causes the valve bag to fall. Therefore, an opening device for valve bags is needed. Summary of the Utility Model

[0004] The purpose of the utility model is to provide an opening device for valve bags to solve the problems raised in the above background art.

[0005] To achieve the above purpose, the utility model provides the following technical solution: An opening device for valve bags, including a base, a filling device is installed on the base, a feed pipe is installed on the filling device, a filling port is installed on the filling device, and a valve bag is arranged on the base;

[0006] A fixing component, the fixing component includes an electric telescopic rod, the electric telescopic rod is installed on the base, a motor is arranged on one side of the electric telescopic rod, a rotating shaft is installed at the output end of the motor, a gear is installed on the rotating shaft, a first rack is meshed with the gear, a first connecting rod is installed on the first rack, a first fixing plate is installed on the first connecting rod, a second rack is meshed with the gear, a second connecting rod is arranged on the second rack, and a second fixing plate is installed on the second connecting rod;

[0007] An opening component, the opening component includes a connecting strip, the connecting strip is installed on the top of the electric telescopic rod, a micro electric telescopic rod is installed at the bottom of the connecting strip, a support bar is installed at the output end of the micro electric telescopic rod, an electric suction cup machine is installed on the support bar, a connecting pipe is installed at the bottom of the support bar, a suction cup is installed at the bottom of the connecting pipe, a hydraulic rod is installed on the base, and the electric telescopic rod is installed at the output end of the hydraulic rod.

[0008] Preferably, a bracket is installed at the output end of the electric telescopic rod, and both the first rack and the second rack are installed inside the bracket.

[0009] Preferably, a protective cover is installed on the bracket, and the motor is installed inside the protective cover.

[0010] Preferably, a sliding sleeve is installed on the protective cover, and the rotating shaft is rotatably installed inside the sliding sleeve.

[0011] Preferably, a limiting block is installed on the first rack, a connecting block is installed on the second rack, and the other end of the connecting block is installed at the bottom of the second connecting rod.

[0012] Preferably, a chute is provided on the base, a slider is installed at the bottom of the electric telescopic rod, and the slider is slidably installed inside the chute.

[0013] The beneficial effects of the present utility model are as follows:

[0014] In the present utility model, through the setting of the fixing component, the valve bag is placed between the first fixing plate and the second fixing plate, the motor is started, the motor drives the gear to rotate, the rotation of the gear drives the first fixing plate and the second fixing plate to move, and the simultaneous movement of the first fixing plate and the second fixing plate can fix the valve bag to prevent the valve bag from falling off when opening the bag opening.

[0015] In the present utility model, through the setting of the opening component, the electric suction cup machine is started, the electric suction cup machine drives the suction cup to generate suction to suck the bag opening of the valve bag, the micro electric telescopic rod is controlled to contract to open the bag opening of the valve bag, then the hydraulic rod is started, the hydraulic rod drives the electric telescopic rod to move, the movement of the electric telescopic rod drives the valve bag to move, and the bag opening of the valve bag moves to the filling port, so that the valve bag can be filled with materials. Such a setting can automatically open and fill the valve bag, saving time and effort and improving efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 FIG. 1 is a three-dimensional structural diagram of an opening device for a valve bag proposed by the present utility model;

[0017] Figure 2 FIG. 2 is a three-dimensional structural diagram of another direction of an opening device for a valve bag proposed by the present utility model;

[0018] Figure 3 FIG. 3 is a structural diagram of the second connecting rod, the second fixing plate, etc. of an opening device for a valve bag proposed by the present utility model;

[0019] Figure 4 FIG. 4 is a partial structural diagram of part A of an opening device for a valve bag proposed by the present utility model.

[0020] In the figure: 1. Base; 2. Filling device; 3. Feed pipe; 4. Filling port; 5. Valve bag; 61. Electric telescopic rod; 62. Motor; 63. Rotating shaft; 64. Gear; 65. First rack; 66. First connecting rod; 67. First fixing plate; 68. Second rack; 69. Second connecting rod; 610. Second fixing plate; 611. Bracket; 612. Protective cover; 613. Sliding sleeve; 614. Limit block; 615. Connecting block; 71. Connecting strip; 72. Micro electric telescopic rod; 73. Support strip; 74. Electric suction cup machine; 75. Connecting pipe; 76. Suction cup; 77. Hydraulic rod; 78. Chute; 79. Slide block. Specific embodiments

[0021] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments.

[0022] Embodiment 1:

[0023] As Figures 1-4 shown, this embodiment provides an opening device for a valve bag, including a base 1, a filling device 2 is installed on the base 1, a feed pipe 3 is installed on the filling device 2, a filling port 4 is installed on the filling device 2, and a valve bag 5 is arranged on the base 1;

[0024] Fixing component. Through the setting of the fixing component, the valve bag 5 can be fixed. The fixing component includes an electric telescopic rod 61. The electric telescopic rod 61 is installed on the base 1. A motor 62 is arranged on one side of the electric telescopic rod 61. The output end of the motor 62 is installed with a rotating shaft 63. A gear 64 is installed on the rotating shaft 63. A first rack 65 is engaged with the gear 64. A first connecting rod 66 is installed on the first rack 65. A first fixing plate 67 is installed on the first connecting rod 66. A second rack 68 is engaged with the gear 64. A second connecting rod 69 is arranged on the second rack 68. A second fixing plate 610 is installed on the second connecting rod 69. Place the valve bag 5 between the first fixing plate 67 and the second fixing plate 610, start the motor 62, the motor 62 drives the gear 64 to rotate, the rotation of the gear 64 drives the first fixing plate 67 and the second fixing plate 610 to move, and the simultaneous movement of the first fixing plate 67 and the second fixing plate 610 can fix the valve bag 5 to prevent the valve bag 5 from falling off when opening the bag mouth.

[0025] Furthermore, referring to Figure 2 , a bracket 611 is installed at the output end of the electric telescopic rod 61. Both the first rack 65 and the second rack 68 are installed in the bracket 611. The setting of the bracket 611 can protect the first rack 65 and the second rack 68 to prevent the first rack 65 and the second rack 68 from being damaged.

[0026] Further, referring to Figure 2 , a protective cover 612 is installed on the bracket 611, and the motor 62 is installed inside the protective cover 612. The setting of the protective cover 612 can support and protect the motor 62, enabling the motor 62 to operate normally.

[0027] Further, referring to Figure 2 , a sliding sleeve 613 is installed on the protective cover 612, and the rotating shaft 63 is rotatably installed inside the sliding sleeve 613. The setting of the sliding sleeve 613 can limit the position of the rotating shaft 63, enabling the rotating shaft 63 to only rotate inside the sliding sleeve 613.

[0028] Further, referring to Figure 4 , a limiting block 614 is installed on the first rack 65, a connecting block 615 is installed on the second rack 68, the other end of the connecting block 615 is installed at the bottom of the second connecting rod 69. The setting of the limiting block 614 can limit the position of the first rack 65, preventing the first rack 65 from rotating out of the gear 64. The setting of the connecting block 615 can connect the second rack 68 and the second connecting rod 69, enabling the second connecting rod 69 to move when the second rack 68 moves.

[0029] Embodiment 2:

[0030] As Figures 1-2 shown, on the basis of Embodiment 1, through the setting of the opening assembly, the valve pocket 5 can be automatically opened for filling.

[0031] The opening assembly includes a connecting bar 71, the connecting bar 71 is installed at the top of the electric telescopic rod 61, a micro electric telescopic rod 72 is installed at the bottom of the connecting bar 71, the output end of the micro electric telescopic rod 72 is installed with a support bar 73, an electric suction cup machine 74 is installed on the support bar 73, a connecting pipe 75 is installed at the bottom of the support bar 73, a suction cup 76 is installed at the bottom of the connecting pipe 75, a hydraulic rod 77 is installed on the base 1, and the electric telescopic rod 61 is installed at the output end of the hydraulic rod 77. Start the electric suction cup machine 74, and the electric suction cup machine 74 drives the suction cup 76 to generate suction to suck the bag mouth of the valve pocket 5. Control the micro electric telescopic rod 72 to contract to open the bag mouth of the valve pocket 5. Then start the hydraulic rod 77, and the hydraulic rod 77 drives the electric telescopic rod 61 to move. The electric telescopic rod 61 moves to drive the valve pocket 5 to move. The bag mouth of the valve pocket 5 moves to the filling port 4, and the valve pocket 5 can be filled with materials. Such a setting can automatically open and fill the valve pocket 5, saving time and effort and improving efficiency.

[0032] Further, referring to Figure 1 , a chute 78 is opened on the base 1, a slider 79 is installed at the bottom of the electric telescopic rod 61, and the slider 79 is slidably installed inside the chute 78. The settings of the chute 78 and the slider 79 can limit the position of the electric telescopic rod 61, enabling the electric telescopic rod 61 to only move on the base 1.

[0033] Working principle of the utility model: When in use, place the valve bag 5 between the first fixed plate 67 and the second fixed plate 610, start the motor 62, the motor 62 drives the rotating shaft 63 to rotate, the rotating shaft 63 drives the gear 64 to rotate, the gear 64 drives the first rack 65 to move, the first rack 65 drives the first connecting rod 66 to move, the first connecting rod 66 drives the first fixed plate 67 to move, at the same time the gear 64 drives the second rack 68 to move, the second rack 68 drives the connecting block 615 to move, the connecting block 615 drives the second connecting rod 69 to move, the second connecting rod 69 drives the second fixed plate 610 to move, and the first fixed plate 67 and the second fixed plate 610 move simultaneously to fix the valve bag 5, preventing the valve bag 5 from falling off when opening the bag mouth. Start the electric suction cup machine 74, the electric suction cup machine 74 drives the suction cup 76 to generate suction to hold the bag mouth of the valve bag 5, control the micro electric telescopic rod 72 to contract to open the bag mouth of the valve bag 5, then start the hydraulic rod 77, the hydraulic rod 77 drives the electric telescopic rod 61 to move, the electric telescopic rod 61 drives the connecting bar 71 to move, the connecting bar 71 drives the micro electric telescopic rod 72 to move, the micro electric telescopic rod 72 drives the support bar 73 to move, the support bar 73 drives the connecting pipe 75 to move, the connecting pipe 75 drives the suction cup 76 to move, the suction cup 76 drives the valve bag 5 to move, and the bag mouth of the valve bag 5 moves to the filling port 4, then the valve bag 5 can be filled with materials. Such a setting can automatically open and fill the valve bag 5, saving time and effort and improving efficiency.

[0034] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the utility model, according to the technical solution of the utility model and its inventive concept, makes equivalent substitutions or changes, and should be covered by the protection scope of the utility model.

Claims

1. An opening device for valve bags, characterized in that: Including: A base (1), on which a filling device (2) is installed. An inlet pipe (3) is installed on the filling device (2), and a filling port (4) is installed on the filling device (2). A valve bag (5) is arranged on the base (1); A fixing component, which includes an electric telescopic rod (61). The electric telescopic rod (61) is installed on the base (1). A motor (62) is arranged on one side of the electric telescopic rod (61). A rotating shaft (63) is installed at the output end of the motor (62). A gear (64) is installed on the rotating shaft (63). A first rack (65) is engaged with the gear (64). A first connecting rod (66) is installed on the first rack (65). A first fixing plate (67) is installed on the first connecting rod (66). A second rack (68) is engaged with the gear (64). A second connecting rod (69) is arranged on the second rack (68). A second fixing plate (610) is installed on the second connecting rod (69); An opening component, which includes a connecting strip (71). The connecting strip (71) is installed at the top of the electric telescopic rod (61). A micro electric telescopic rod (72) is installed at the bottom of the connecting strip (71). A support bar (73) is installed at the output end of the micro electric telescopic rod (72). An electric suction cup machine (74) is installed on the support bar (73). A connecting pipe (75) is installed at the bottom of the support bar (73). A suction cup (76) is installed at the bottom of the connecting pipe (75). A hydraulic rod (77) is installed on the base (1). The electric telescopic rod (61) is installed at the output end of the hydraulic rod (77).

2. The opening device for valve bags according to claim 1, wherein: A support (611) is installed at the output end of the electric telescopic rod (61). Both the first rack (65) and the second rack (68) are installed inside the support (611).

3. The opening device for valve bags according to claim 2, wherein: A protective cover (612) is installed on the support (611). The motor (62) is installed inside the protective cover (612).

4. The opening device for valve bags according to claim 3, characterized in that: A sliding sleeve (613) is installed on the protective cover (612). The rotating shaft (63) is rotatably installed inside the sliding sleeve (613).

5. The opening device for valve bags according to claim 1, characterized in that: A limiting block (614) is installed on the first rack (65). A connecting block (615) is installed on the second rack (68). The other end of the connecting block (615) is installed at the bottom of the second connecting rod (69).

6. The opening device for valve bags according to claim 1, wherein: A chute (78) is opened on the base (1). A slider (79) is installed at the bottom of the electric telescopic rod (61). The slider (79) is slidably installed inside the chute (78).

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