Positioning mechanism of woven bag heat sealing device

Abstract

The utility model belongs to the field of positioning mechanisms, and particularly relates to a positioning mechanism of a woven bag heat sealing device, which comprises a base, the upper end of the base is fixedly connected with a plate frame, the upper end of the base is fixedly connected with a driving box, the lower end of the output end of the driving box is fixedly connected with a heat sealing strip, and an auxiliary mechanism is arranged on the plate frame. A fixing frame is fixedly connected to the outer side of the heat sealing strip, two symmetrically-distributed positioning frames are hinged to the interior of the fixing frame, positioning rollers are installed in the positioning frames through bearings, a fixing plate is fixedly connected to the upper ends of the positioning frames, and an arc rod is fixedly connected to the upper end of the fixing frame. According to the utility model, the structures such as the fixing frame, the positioning frame and the positioning roller are additionally arranged on the heat sealing strip, and the woven bag can be pushed and unfolded by unfolding the positioning frame in the heat sealing process of the woven bag through the heat sealing strip, so that the woven bag can be prevented from being stacked, and the heat sealing quality of the woven bag can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of positioning mechanisms, in particular to a positioning mechanism for a woven bag heat sealing device. Background Art

[0002] When packaging items in a woven bag, the bag opening can be heat-sealed by a heat-sealing device, so that the bag opening is more firmly sealed. However, the heat-sealing device in the prior art needs to squeeze and position the bag opening by a positioning mechanism during use. However, the squeezing process easily causes the bag opening to stack, which affects the quality of heat sealing. In addition, when heavy items are placed inside the woven bag, the woven bag needs to be carried by hand for heat sealing. The carrying method causes unstable heat sealing, which affects the quality of heat sealing. Therefore, the prior art needs to be improved. Utility Model Content

[0003] The utility model aims to provide a positioning mechanism for a woven bag heat sealing device, which solves the problem that the woven bag openings are easy to stack and the heat sealing is unstable due to the portable woven bag.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a positioning mechanism of a woven bag heat sealing device, comprising a machine base, the upper end of the machine base is fixedly connected to a plate frame, the upper end of the machine base is fixedly connected to a driving box, the lower end of the output end of the driving box is fixedly connected to a heat sealing strip, an auxiliary mechanism is arranged on the plate frame, the outer side of the heat sealing strip is fixedly connected to a fixing frame, the interior of the fixing frame is hinged with two symmetrically distributed positioning frames, the interior of the positioning frame is provided with a positioning roller through a bearing, the upper end of the positioning frame is fixedly connected to a fixing plate, the upper end of the fixing frame is fixedly connected to an arc rod, the outer side of the arc rod is provided with a spring 1, the inner upper part of the inner side of the positioning frame is fixedly connected to a support strip, the inner side of the support strip is slidably connected to a guide nail, the lower end of the guide nail is fixedly connected to a damping strip, and the outer side of the guide nail is provided with a spring 2.

[0005] Preferably, the fixing plate is slidably connected to the arc rod, the damping strip is in contact with the positioning roller, and the arc rod can guide the movement of the fixing plate.

[0006] Preferably, one end of the spring one is fixedly connected to the fixing frame, and the other end of the spring one is fixedly connected to the fixing plate, and the spring one can support the fixing plate through elastic force.

[0007] Preferably, one end of the second spring is fixedly connected to the damping strip, and the other end of the second spring is fixedly connected to the support strip, and the second spring can support the damping strip through elastic force.

[0008] Preferably, the auxiliary mechanism includes a threaded seat, the inside of the plate frame is slidably connected to the threaded seat, the upper end of the threaded seat is fixedly connected to a pallet, the inside of the plate frame is equipped with a screw rod through a bearing, the outer lower part of the screw rod is equipped with a mounting frame through a bearing, the lower end of the mounting frame is fixedly connected to a forward and reverse motor, the pallet is slidably connected to the plate frame, and the pallet can lift the woven bag.

[0009] Preferably, the screw is connected to the threaded seat via threads, the output shaft of the forward and reverse motor is fixedly connected to the screw, and the mounting frame is fixedly connected to the plate frame. The screw can drive the threaded seat and the pallet to move by cooperating with the threads between the screw and the threaded seat.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] 1. The utility model adds structures such as a fixing frame, a positioning frame and a positioning roller to the heat sealing strip. In the process of heat sealing the woven bag by the heat sealing strip, the woven bag can be pushed and unfolded by unfolding the positioning frame, thereby avoiding the stacking of the woven bag and effectively improving the heat sealing quality of the woven bag.

[0012] 2. The utility model adds a tray, a threaded seat and a screw rod to the plate frame. During use, the threads between the screw rod and the threaded seat can drive the woven bags and articles on the tray to be lifted, so that the height of the woven bags can be positioned without carrying them, and the stability of heat sealing can be effectively guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0014] Figure 2 For the utility model Figure 1 A three-dimensional diagram of a plate rack;

[0015] Figure 3 For the utility model Figure 2 A three-dimensional image of a tray;

[0016] Figure 4 For the utility model Figure 1 A magnified perspective view of the fixing bracket.

[0017] In the figure: 1, machine base; 2, plate frame; 3, drive box; 4, heat sealing strip; 5, auxiliary mechanism; 6, fixed frame; 7, positioning frame; 8, positioning roller; 9, fixed plate; 10, arc rod; 11, spring 1; 12, support bar; 13, guide pin; 14, damping strip; 15, spring 2; 51, threaded seat; 52, tray; 53, screw; 54, mounting frame; 55, forward and reverse motor. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1 , Figure 2 , Figure 4 A positioning mechanism of a woven bag heat sealing device comprises a machine base 1, a plate frame 2 is fixedly connected to the upper end of the machine base 1, a driving box 3 is fixedly connected to the upper end of the machine base 1, a heat sealing strip 4 is fixedly connected to the lower end of the output end of the driving box 3, an auxiliary mechanism 5 is arranged on the plate frame 2, a fixing frame 6 is fixedly connected to the outer side of the heat sealing strip 4, two symmetrically distributed positioning frames 7 are hingedly connected to the interior of the fixing frame 6, a positioning roller 8 is installed inside the positioning frame 7 through a bearing, a fixing plate 9 is fixedly connected to the upper end of the positioning frame 7, an arc rod 10 is fixedly connected to the upper end of the fixing frame 6, a spring 11 is arranged on the outer side of the arc rod 10, a support strip 12 is fixedly connected to the inner upper part of the positioning frame 7, a guide nail 13 is slidably connected to the inner side of the support strip 12, a damping strip 14 is fixedly connected to the lower end of the guide nail 13, and a spring 2 15 is arranged on the outer side of the guide nail 13.

[0020] See also Figure 1 , Figure 2 , Figure 4 The fixed plate 9 is slidably connected to the arc rod 10, the damping strip 14 is in contact with the positioning roller 8, the arc rod 10 can guide the movement of the fixed plate 9, one end of the spring 11 is fixedly connected to the fixed frame 6, the other end of the spring 11 is fixedly connected to the fixed plate 9, the spring 11 can support the fixed plate 9 by elastic force, one end of the spring 2 15 is fixedly connected to the damping strip 14, the other end of the spring 2 15 is fixedly connected to the support strip 12, and the spring 2 15 can support the damping strip 14 by elastic force.

[0021] See also Figure 1 , Figure 2 , Figure 3The auxiliary mechanism 5 includes a threaded seat 51, the threaded seat 51 is slidably connected inside the plate frame 2, the upper end of the threaded seat 51 is fixedly connected to a tray 52, a screw 53 is installed inside the plate frame 2 through a bearing, a mounting frame 54 is installed on the outer lower part of the screw 53 through a bearing, and a forward and reverse motor 55 is fixedly connected to the lower end of the mounting frame 54. The tray 52 is slidably connected to the plate frame 2, and the tray 52 can lift the woven bag. The screw 53 is connected to the threaded seat 51 through a thread, and the output shaft of the forward and reverse motor 55 is fixedly connected to the screw 53, and the mounting frame 54 is fixedly connected to the plate frame 2. The screw 53 can drive the threaded seat 51 and the tray 52 to move by cooperating with the thread between the threaded seat 51.

[0022] The specific implementation process of the utility model is as follows: when in use, the woven bag is placed on the tray 52, and then the forward and reverse motor 55 is started, and the forward and reverse motor 55 drives the screw 53 to rotate. During the rotation process, the screw 53 can drive the tray 52 to move through the threaded cooperation between the screw seat 51, and the tray 52 can lift the woven bag during the movement. When it is lifted to a predetermined height, the forward and reverse motor 55 is stopped;

[0023] Then the woven bag is placed at the lower end of the heat sealing strip 4, and the driving box 3 drives the heat sealing strip 4 to move downward. During the downward movement, the heat sealing strip 4 drives the positioning roller 8 to contact the woven bag. When the heat sealing strip 4 and the fixing frame 6 continue to move downward, the positioning frame 7 and the positioning roller 8 can be driven to deflect in the direction of separating from the fixing frame 6 through the hinge between the positioning frame 7 and the spring 11, and the positioning roller 8 can be unfolded when it moves, thereby avoiding the bag opening of the woven bag from stacking.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A positioning mechanism for a woven bag heat sealing device, comprising a base (1), characterized in that: The upper end of the machine base (1) is fixedly connected to a plate frame (2), the upper end of the machine base (1) is fixedly connected to a drive box (3), the lower end of the output end of the drive box (3) is fixedly connected to a heat sealing strip (4), an auxiliary mechanism (5) is provided on the plate frame (2), the outer side of the heat sealing strip (4) is fixedly connected to a fixed frame (6), the interior of the fixed frame (6) is hinged with two symmetrically distributed positioning frames (7), the interior of the positioning frame (7) is equipped with a positioning roller (8) through a bearing, and the The upper end of the positioning frame (7) is fixedly connected to a fixing plate (9), the upper end of the fixing frame (6) is fixedly connected to an arc rod (10), a spring 1 (11) is arranged on the outer side of the arc rod (10), a support bar (12) is fixedly connected to the inner upper part of the positioning frame (7), a guide pin (13) is slidably connected inside the support bar (12), a damping bar (14) is fixedly connected to the lower end of the guide pin (13), and a spring 2 (15) is arranged on the outer side of the guide pin (13).

2. The positioning mechanism of the woven bag heat sealing device according to claim 1, characterized in that: The fixing plate (9) is slidably connected to the arc rod (10), and the damping strip (14) is in contact with the positioning roller (8).

3. The positioning mechanism of the woven bag heat sealing device according to claim 1, characterized in that: One end of the spring one (11) is fixedly connected to the fixing frame (6), and the other end of the spring one (11) is fixedly connected to the fixing plate (9).

4. The positioning mechanism of the woven bag heat sealing device according to claim 1, characterized in that: One end of the second spring (15) is fixedly connected to the damping strip (14), and the other end of the second spring (15) is fixedly connected to the support strip (12).

5. The positioning mechanism of the woven bag heat sealing device according to claim 1, characterized in that: The auxiliary mechanism (5) comprises a threaded seat (51), the interior of the plate frame (2) is slidably connected to the threaded seat (51), the upper end of the threaded seat (51) is fixedly connected to a tray (52), the interior of the plate frame (2) is equipped with a screw rod (53) via a bearing, the lower outer portion of the screw rod (53) is equipped with a mounting frame (54) via a bearing, the lower end of the mounting frame (54) is fixedly connected to a forward and reverse motor (55), and the tray (52) is slidably connected to the plate frame (2).

6. The positioning mechanism of the woven bag heat sealing device according to claim 5, characterized in that: The screw rod (53) is connected to the threaded seat (51) via threads, the output shaft of the forward and reverse motor (55) is fixedly connected to the screw rod (53), and the mounting frame (54) is fixedly connected to the plate frame (2).

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