CN219008304U - Valve bag sealing device - Google Patents

Abstract

The utility model relates to the field of valve bags, in particular to a valve bag sealing device which comprises an end plate, wherein a welding mechanism and a dust suction mechanism are respectively arranged at two sides of the bottom of the end plate, sliding grooves are respectively formed in two sides of the bottom of the end plate, a screw rod motor is fixedly arranged on one side wall of an inner cavity of each sliding groove, a screw rod is fixedly connected to the outer end of a transmission shaft of each screw rod motor, the outer end of each screw rod is rotatably connected with the inner wall of each sliding groove, and an adaptive screw rod sliding block is sleeved on the outer wall of each screw rod. Before welding, the vacuum cleaner can enter the bag opening of the valve bag by using the dust collection shell driven by the screw motor, so that negative pressure is generated by using the exhaust fan, dust in the valve bag is sucked and removed, and then the welding mechanism is used for welding, so that the welding quality of the valve bag is ensured, and the leakage condition is avoided.

Description

Valve bag sealing device

Technical Field

The utility model relates to the field of valve bags, in particular to a valve bag sealing device.

Background

The valve bag, commonly called as a bottom pasting bag, is an international popular packaging bag, is fed from the top or bottom valve port, adopts special filling equipment, is filled with materials and then is packaged into a square body, and is orderly and attractive in stacking, and belongs to an environment-friendly bag.

The existing valve bag is required to be sealed after canning is finished, so that a sealing device is required to be used, most of the existing sealing device clamps two sides of the valve bag by utilizing two electric heating blocks in the practical use process, and then two side walls at the opening of the valve bag are bonded together by clamping, but in the practical use process, powder exists at the sealing position of the valve bag in canning, so that the sealing quality is easily affected when the valve bag is sealed, and the material leakage is easily caused in the later stage. Therefore, we propose a valve bag closure device.

Disclosure of Invention

The utility model aims to provide a valve bag sealing device which solves the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a valve bag closing device, includes the end plate, welding mechanism and dust extraction mechanism are installed respectively to the bottom both sides of end plate, the spout has all been seted up to the bottom both sides of end plate, the inner chamber lateral wall fixed mounting of spout has the lead screw motor, the transmission shaft outer end fixedly connected with lead screw of lead screw motor, the outer end of lead screw and the inner wall rotation of spout are connected, the outer wall cover of lead screw has the lead screw slider of adaptation, dust extraction mechanism includes riser and corresponding lead screw slider fixed connection, a lateral wall of riser is fixed with the dust absorption shell, another lateral wall of riser is fixed with the air exhauster, the outer end intercommunication of air exhauster has the dust filtering bag, the other end of dust absorption shell runs through riser and dust absorption shell intercommunication.

Through adopting above-mentioned technical scheme, welding mechanism can utilize the dust collecting shell to get into in the sack of valve pocket under lead screw motor drive before the welding to utilize the air exhauster to produce negative pressure, absorb the dust in the valve pocket, then utilize welding mechanism to weld again, thereby guaranteed the quality to valve pocket welded, thereby avoid appearing revealing the condition.

As a preferred implementation mode of the utility model, the welding mechanism comprises a frame body, the top of the frame body is fixedly connected with a corresponding screw rod sliding block, a first electric heating block is fixedly arranged on the upper side of an inner cavity of the frame body, a second electric heating block is arranged on the lower side of the inner cavity of the frame body, first electric push rods are fixedly arranged on two sides of the bottom of the frame body, and the push rods of the first electric push rods penetrate through the frame body and are fixedly connected with the second electric heating blocks.

Through adopting above-mentioned technical scheme, when carrying out the welding to the valve port bag, the sack of valve port bag is arranged in between first electric heat piece and the second electric heat piece, then starts first electric putter and drives the lifting of second electric heat piece to the centre gripping valve pocket, then utilizes first electric heat piece and second electric heat piece to heat, thereby realizes the welding.

As a preferable implementation mode of the utility model, the upper side of the end plate is provided with a mounting plate, two sides of the top of the mounting plate are both fixedly provided with second electric push rods, and the outer ends of the push rods of the second electric push rods penetrate through the mounting plate and are fixedly connected with the top of the end plate.

Through adopting above-mentioned technical scheme, when carrying out the welding to the valve port bag, at first start the second electricity push rod and drive the end plate and descend to make welding mechanism aim at the valve port bag, thereby make things convenient for the sack of valve port bag to remove and get into in the welding mechanism, the lifting end plate once more after the welding is accomplished, thereby conveniently remove the valve port bag, avoid having the space obstacle.

As a preferred embodiment of the present utility model, the dust filter bag is fixed to the outer wall of the riser.

By adopting the technical scheme, the stability of the dust filtering bag is ensured.

As a preferable implementation mode of the utility model, mounting holes are formed at four corners of the top of the mounting plate.

Through adopting above-mentioned technical scheme, the setting of mounting hole for make things convenient for the device to install fixedly.

Compared with the prior art, the utility model has the following beneficial effects:

according to the valve bag sealing device, before welding, the dust collection shell can be driven by the screw motor to enter the bag opening of the valve bag through the welding mechanism, so that negative pressure is generated by the exhaust fan, dust in the valve bag is sucked out, and then the welding mechanism is used for welding, so that the welding quality of the valve bag is ensured, and the leakage is avoided;

the welding mechanism can be driven to adjust the position through the screw motor, so that the welding position can be transversely moved in the welding process, the continuous welding of a plurality of positions of the valve bag is realized, the welding effect is improved, the sealing quality of the valve bag is ensured, and the leakage is further avoided.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic view of the overall structure of a valve bag closure device of the present utility model;

FIG. 2 is a schematic diagram of a welding mechanism of the valve bag closure device of the present utility model;

FIG. 3 is a schematic view of the mounting plate structure of the valve bag closure device of the present utility model.

In the figure:

1. an end plate; 11. a chute; 12. a screw motor; 13. a screw rod; 14. a screw rod sliding block;

2. a welding mechanism; 21. a frame; 22. a first electric heating block; 23. a second electric heating; 24. a first electrical push rod;

3. a dust collection mechanism; 31. a riser; 32. a dust collection shell; 33. an exhaust fan; 34. a dust filtering bag;

4. a mounting plate;

5. a second electric push rod;

6. and (5) mounting holes.

Detailed Description

Referring to fig. 1-3, the present utility model provides a technical solution: a valve bag sealing device comprises an end plate 1, wherein a welding mechanism 2 and a dust collection mechanism 3 are respectively arranged on two sides of the bottom of the end plate 1, dust is washed in a valve bag before welding by the dust collection mechanism 3, so that materials remained at the mouth of the valve bag are removed, and then the valve bag is welded again, and the welding quality is ensured;

as shown in fig. 1; the two sides of the bottom of the end plate 1 are provided with sliding grooves 11, one side wall of an inner cavity of each sliding groove 11 is fixedly provided with a screw motor 12, the outer end of a transmission shaft of each screw motor 12 is fixedly connected with a screw 13, the outer end of each screw 13 is rotationally connected with the inner wall of each sliding groove 11, the outer wall of each screw 13 is sleeved with an adaptive screw slide block 14, each screw slide block 14 is slidably inserted into each sliding groove 11, and the bottoms of the two screw slide blocks 14 are respectively connected with the welding mechanism 2 and the dust collection mechanism 3;

when welding is carried out, the screw rod motor 12 positioned at one side is started to drive the screw rod sliding block 14 to move, so that the welding mechanism 2 can adjust the welding position, a plurality of welding positions are carried out on valve bags, the welding quality is ensured, and simultaneously, before welding, the screw rod motor 12 positioned at the other side can drive the dust collection mechanism 3 to move, so that the dust collection mechanism is inserted into the bag mouth of the valve bag, and dust washing is realized;

as shown in fig. 1 and 2; the welding mechanism 2 comprises a frame 21, the top of the frame 21 is fixedly connected with a corresponding screw rod sliding block 14, a first electric heating block 22 is fixedly arranged on the upper side of an inner cavity of the frame 21, a second electric heating block 23 is arranged on the lower side of the inner cavity of the frame 21, a first electric push rod 24 is fixedly arranged on two sides of the bottom of the frame 21, and a push rod of the first electric push rod 24 penetrates through the frame 21 and is fixedly connected with the second electric heating block 23;

when the valve bag is welded, a bag opening of the valve bag is arranged between the first electric heating block 22 and the second electric heating block 23, then the first electric push rod 24 is started to drive the second electric heating block 23 to lift, so that the valve bag is clamped, and then the first electric heating block 22 and the second electric heating block 23 are used for heating, so that welding is realized;

as shown in fig. 1; the dust collection mechanism 3 comprises a vertical plate 31, the vertical plate 31 is fixedly connected with a corresponding screw rod sliding block 14, a dust collection shell 32 is fixed on one side wall of the vertical plate 31, an exhaust fan 33 is fixed on the other side wall of the vertical plate 31, the outer end of the exhaust fan 33 is communicated with a dust filtering bag 34, and the other end of the dust collection shell 32 penetrates through the vertical plate 31 and is communicated with the dust collection shell 32;

before welding, the dust collection shell 32 is movably inserted into the valve pocket mouth, then the exhaust fan 33 works, so that negative pressure is generated, and scattered materials are sucked by the dust collection shell 32, so that the cleanliness of the inner wall of the valve pocket mouth is ensured, and the welding quality is ensured;

as shown in fig. 1, a mounting plate 4 is arranged on the upper side of the end plate 1, second electric push rods 5 are fixed on two sides of the top of the mounting plate 4, and the outer ends of the push rods of the second electric push rods 5 penetrate through the mounting plate 4 and are fixedly connected with the top of the end plate 1;

when the valve bag is welded, the second electric push rod 5 is started to drive the end plate 1 to descend, so that the welding mechanism 2 is aligned to the valve bag, the bag opening of the valve bag is convenient to move into the welding mechanism 2, the end plate 1 is lifted again after welding is finished, the valve bag is convenient to move, and space obstruction is avoided;

further, the mounting holes 6 are formed in four corners of the top of the mounting plate 4, and the mounting holes 6 are formed, so that the device is convenient to integrally mount and fix.

The implementation principle of the valve bag sealing device is as follows: firstly, the device is installed and fixed by using the mounting hole 6, then when the valve bag is sealed, the second electric push rod 5 is started to drive the end plate 1 to descend, so that the welding mechanism 2 is aligned to the valve bag, then the valve bag is enabled to move, the bag opening of the valve bag is arranged between the first electric heating block 22 and the second electric heating block 23, then the first electric push rod 24 is started to drive the second electric heating block 23 to lift, so that the valve bag is clamped, the bag opening of the valve bag is enabled to be slightly stretched, then the screw motor 12 corresponding to the dust suction mechanism 3 is started to drive the dust suction shell 32 to enter the bag opening of the valve bag, then the exhaust fan 33 is started to work, negative pressure is generated, then the scattered materials are sucked by the dust suction shell 32, so that the cleanliness of the inner wall of the bag opening of the valve bag is guaranteed, then the first electric heating block 22 and the second electric heating block 23 are utilized to heat, so that welding is realized, and when welding, the corresponding screw motor 12 is started to drive the welding mechanism 2 to move, so that the welding area is increased, and the welding quality is further improved.

In addition, the components included in the valve bag sealing device are all universal standard components or components known by a person skilled in the art, the structure and principle of the valve bag sealing device are all known by the person skilled in the art or are known by a conventional experiment method, all the electric components are connected with a power element, an electric component and an adaptive monitoring computer through wires, and the specific connection means refers to the following working principle, the electric connection of the electric components is completed in sequence, the detailed connection means is known in the art, the following main description of the working principle and the process are not described in the electric control.

Claims (5)

1. The utility model provides a valve port bag closing device, includes end plate (1), its characterized in that: a welding mechanism (2) and a dust collection mechanism (3) are respectively arranged on two sides of the bottom of the end plate (1);

the two sides of the bottom of the end plate (1) are provided with sliding grooves (11), a screw rod motor (12) is fixedly arranged on one side wall of an inner cavity of the sliding grooves (11), a screw rod (13) is fixedly connected to the outer end of a transmission shaft of the screw rod motor (12), the outer end of the screw rod (13) is rotationally connected with the inner wall of the sliding grooves (11), and an adaptive screw rod sliding block (14) is sleeved on the outer wall of the screw rod (13);

the dust collection mechanism (3) comprises a vertical plate (31) and a corresponding screw rod sliding block (14) which are fixedly connected, a dust collection shell (32) is fixed on one side wall of the vertical plate (31), an exhaust fan (33) is fixed on the other side wall of the vertical plate (31), a dust filtering bag (34) is communicated with the outer end of the exhaust fan (33), and the other end of the dust collection shell (32) penetrates through the vertical plate (31) and the dust collection shell (32) to be communicated.

2. The valve bag closure device of claim 1, wherein: the welding mechanism (2) comprises a frame body (21), the top of the frame body (21) is fixedly connected with a corresponding screw rod sliding block (14), a first electric heating block (22) is fixedly installed on the upper side of an inner cavity of the frame body (21), a second electric heating block (23) is arranged on the lower side of the inner cavity of the frame body (21), first electric push rods (24) are fixedly arranged on two sides of the bottom of the frame body (21), and the push rods of the first electric push rods (24) penetrate through the frame body (21) and are fixedly connected with the second electric heating block (23).

3. The valve bag closure device of claim 1, wherein: the upper side of end plate (1) is provided with mounting panel (4), the top both sides of mounting panel (4) all are fixed with second electric push rod (5), the push rod outer end of second electric push rod (5) runs through mounting panel (4) and with the top fixed connection of end plate (1).

4. The valve bag closure device of claim 1, wherein: the dust filtering bag (34) is fixed on the outer wall of the vertical plate (31).

5. A valve bag closure device according to claim 3, wherein: mounting holes (6) are formed in four corners of the top of the mounting plate (4).

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