Packaging bag cutting mechanism

Abstract

The utility model discloses a packaging bag cutting mechanism which comprises a cutting machine tool, conveying frames are fixedly connected to the two sides of the top of the cutting machine tool, a pair of conveying rollers are rotationally connected to the interiors of the conveying frames, and a cutting table is fixedly connected to the position, located on the top of the cutting machine tool, between the two conveying frames. A pair of electric telescopic rods are installed at the positions, corresponding to the cutting table, of the two sides of the cutting machine tool correspondingly, a supporting frame is fixedly connected to the position, located above the cutting table, of the tops of the electric telescopic rods, a cutting knife is installed at the bottom of the supporting frame, and a set of pressing rollers are rotationally connected to the two sides of the supporting frame correspondingly; a pair of placing frames are fixedly connected to one side of the cutting machine tool, an adjusting table is fixedly connected to the side, away from the placing frames, of the cutting machine tool, compared with an existing packaging bag cutting mechanism, the packaging bag cutting mechanism can flatten packaging bags in the cutting process through the design, and the situation that the cutting effect is affected due to uneven notches caused by wrinkles is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging bag cutting, in particular to a packaging bag cutting mechanism. Background Art

[0002] Packaging bags refer to bags used to package various supplies, which make it convenient to transport and store goods during the production and circulation process. They are widely used in daily life and industrial production.

[0003] When cutting packaging bags, the traditional method is to use a cutter to cut directly. This is easy to cause wrinkles and other factors that affect the cutting effect, making the cut of the packaging bag uneven and tilted, thereby affecting the use of the packaging bag.

[0004] Therefore, it is particularly important to design a packaging bag cutting mechanism to solve the above-mentioned defects. Utility Model Content

[0005] 1) Technical problems to be solved by the utility model

[0006] In view of the deficiencies of the prior art, the utility model designs a packaging bag cutting mechanism, which aims to solve the technical problem that the packaging bag in the prior art is prone to wrinkles when being cut, resulting in an uneven cut of the packaging bag.

[0007] 2) Technical solution

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] The cam is provided with a pair of rollers which are rotatably connected to the top of the cutting machine, and a pair of limit slides are provided on the top of the cutting machine, and a cutting table is fixedly connected to the top of the cutting machine between the two groups of the conveying frames, and a pair of electric telescopic rods are installed on the two sides of the cutting machine and at positions corresponding to the cutting table, the top of the electric telescopic rods is located above the cutting table and is fixedly connected to a supporting frame, a cutting knife is installed at the bottom of the supporting frame, a group of pressing rollers are rotatably connected to the two sides of the supporting frame, a pair of placing frames are fixedly connected to one side of the cutting machine, and an adjusting table is fixedly connected to the side of the cutting machine away from the placing frame, a pair of limiting sliding grooves are opened on the top of the adjusting table, a two-way threaded rod is rotatably connected to the top of the adjusting table, and a pair of winding frames are slidably connected to the top of the adjusting table.

[0010] As a preferred solution of the utility model, both side corners of the cutting table are designed as smooth arc-shaped corner structures.

[0011] As a preferred solution of the utility model, a reinforcing rib is fixedly connected to the connection between the placing rack and the cutting machine bed, a placing groove is opened on the top of the placing rack, and a coiling rod is embedded in the placing groove.

[0012] As a preferred solution of the utility model, a material roll is sleeved on the outer side of the coiling rod, and both sides of the coiling rod are fixedly connected to limiting rings.

[0013] As a preferred solution of the utility model, one end of the bidirectional threaded rod is located at one side of the cutting machine and is fixedly connected to a rotating handle, and the outer side of the rotating handle is provided with anti-slip grooves.

[0014] As a preferred solution of the utility model, a directional pulley is rotatably connected to the bottom of the winding rack and at a position corresponding to the limiting slide groove, the winding rack is slidably connected to the limiting slide groove through the directional pulley, a threaded adjustment hole is opened at a position corresponding to the bidirectional threaded rod, the winding rack is threadedly connected to the bidirectional threaded rod through the threaded adjustment hole, the corresponding sides of the two groups of winding racks are rotatably connected to plug connectors, and a rotating motor is installed at the position of the right winding rack corresponding to the plug connector.

[0015] As a preferred solution of the utility model, a winding rod is plugged between the winding frames, a plug-in slot is provided at a position of the winding rod corresponding to the plug-in connector, and the winding rod is plug-connected to the plug-in connector via the plug-in slot.

[0016] 3) Beneficial effects

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] First, the conveyor frame conveys the material roll on the coil rod to the cutting table through the transmission roller. The electric telescopic rod drives the support frame to descend as a whole. The pressure roller flattens the two ends of the material roll on the cutting table, and the auxiliary cutting knife cuts the width of the material roll to avoid wrinkles on the material roll during cutting, which will cause uneven cuts and affect the cutting effect.

[0019] Secondly, the rotating handle drives the bidirectional threaded rod to rotate, so that the winding frame is threadedly connected with the bidirectional threaded rod through the threaded adjustment hole, and drives the plug connector to fix the plug connection of the winding rod, which is convenient for the later disassembly of the winding rod;

[0020] Finally, the coil rod is limited left and right by a limiting ring to prevent the position of the coil rod from shifting when the material roll is conveyed. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall structure of the packaging bag cutting mechanism from the front;

[0022] Figure 2 It is a schematic diagram of the overall structure of the back of the packaging bag cutting mechanism;

[0023] Figure 3 It is a schematic diagram of the internal structure of the packaging bag cutting mechanism;

[0024] Figure 4 It is a schematic diagram of the winding frame structure;

[0025] Figure 5 It is a schematic diagram of the winding rod structure.

[0026] In the figure: 1. cutting machine; 2. conveyor frame; 201. transmission roller; 3. cutting table; 301. electric telescopic rod; 4. support frame; 401. cutting knife; 402. pressure roller; 5. placement frame; 501. reinforcing rib; 502. placement slot; 503. winding rod; 5031. material roll; 5032. limiting ring; 6. adjustment table; 601. limiting slide slot; 602. two-way threaded rod; 6021. rotating handle; 7. winding frame; 701. threaded adjustment hole; 702. plug connector; 7021. rotating motor; 703. winding rod; 7031. plug slot. 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 them. 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] Example:

[0029] The embodiment of the utility model provides a packaging bag cutting mechanism, which aims to solve the technical problem that the packaging bag is prone to wrinkles when cutting, so that the cut of the packaging bag is uneven;

[0030] See also Figure 1-Figure 5 , the utility model provides a technical solution:

[0031] A packaging bag cutting mechanism includes a cutting machine 1. Both sides of the top of the cutting machine 1 are fixedly connected to a conveying frame 2. The conveying frame 2 is rotatably connected to a pair of transmission rollers 201. The conveying frame 2 conveys a material roll 5031 through the transmission rollers 201.

[0032] Among them, see Figure 1 , Figure 2 and Figure 3A cutting table 3 is fixedly connected between the two groups of conveying frames 2 and located on the top of the cutting machine tool 1. The corners on both sides of the cutting table 3 are designed with smooth arc-shaped corner structures, so that the material roll 5031 is more smooth when conveyed. A pair of electric telescopic rods 301 are installed on both sides of the cutting machine tool 1 and at positions corresponding to the cutting table 3. The top of the electric telescopic rod 301 is located above the cutting table 3 and is fixedly connected to a support frame 4. The electric telescopic rod 301 drives the support frame 4 to rise and fall as a whole. A cutting knife 401 is installed at the bottom of the support frame 4. A group of pressing rollers 402 are rotatably connected on both sides of the support frame 4. The pressing rollers 402 flatten the two ends of the material roll 5031 on the cutting table 3, and assist the cutting knife 401 to cut the width of the material roll 5031 to avoid wrinkles in the material roll 5031 during cutting.

[0033] For further information, see Figure 1 , Figure 2 and Figure 3 A pair of placing racks 5 are fixedly connected to one side of the cutting machine tool 1, and a reinforcing rib 501 is fixedly connected to the connection between the placing rack 5 and the cutting machine tool 1. The reinforcing rib 501 enhances the connection strength between the placing rack 5 and the cutting machine tool 1. A placing groove 502 is opened on the top of the placing rack 5, and a winding rod 503 is embedded in the placing groove 502. A material roll 5031 is sleeved on the outer side of the winding rod 503. Limiting rings 5032 are fixedly connected to both sides of the winding rod 503. The winding rod 503 is limited to the left and right by the limiting ring 5032 to prevent the position of the winding rod 503 from shifting when the material roll 5031 is conveyed.

[0034] For further information, see Figure 1-Figure 5 The side of the cutting machine 1 away from the placement rack 5 is fixedly connected with an adjusting platform 6, and a pair of limiting slide grooves 601 are provided on the top of the adjusting platform 6. The top of the adjusting platform 6 is rotatably connected with a bidirectional threaded rod 602. One end of the bidirectional threaded rod 602 is located on one side of the cutting machine 1 and is fixedly connected with a rotating handle 6021. The rotating handle 6021 drives the bidirectional threaded rod 602 to rotate, so that the winding rack 7 is threadedly connected with the bidirectional threaded rod 602 to adjust the spacing, and the winding rod 703 is loaded and unloaded. The outer side of the rotating handle 6021 is provided with anti-slip grooves to prevent the hand from slipping when contacting the rotating handle 6021.

[0035] For further information, see Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5A pair of winding frames 7 are slidably connected to the top of the adjustment platform 6, and a directional pulley is rotatably connected to the bottom of the winding frame 7 and the position corresponding to the limiting slide groove 601. The winding frame 7 is slidably connected to the limiting slide groove 601 through the directional pulley to improve the smoothness of the movement of the winding frame 7. The winding frame 7 is provided with a threaded adjustment hole 701 at the position corresponding to the bidirectional threaded rod 602. The winding frame 7 is threadedly connected to the bidirectional threaded rod 602 through the threaded adjustment hole 701, which drives the winding frame 7 to adjust the spacing and load and unload the winding rod 703. The two sets of winding frames 7 The corresponding sides are rotatably connected with plug connectors 702, and a rotating motor 7021 is installed at the position corresponding to the plug connector 702 of the right winding frame 7, and the rotating motor 7021 drives the winding rod 703 to wind up the cut material roll 5031 through the plug connector 702. The winding rod 703 is plugged between the winding frames 7, and a plug-in slot 7031 is provided at the position corresponding to the winding rod 703 and the plug connector 702. The winding rod 703 is plug-connected with the plug connector 702 through the plug-in slot 7031, which is convenient for disassembly of the winding rod 703 at a later time.

[0036] In addition, it should be added based on the above embodiments that the electric telescopic rod 301 and the rotary motor 7021 are both existing technologies, and their internal working principles and operating procedures will not be described in detail here.

[0037] The working process of the utility model is as follows: first, the coil rod 503 loaded with the material roll 5031 is embedded in the interior of the placement groove 502, the coil rod 503 is limited to the left and right by the limit ring 5032, the rotating handle 6021 drives the bidirectional threaded rod 602 to rotate, so that the winding frame 7 and the bidirectional threaded rod 602 are threadedly connected to adjust the spacing, so that the winding rod 703 is plugged and connected with the plug connector 702 through the plug slot 7031 and fixed between the winding frame 7, and the left conveying frame 2 conveys the material roll 5031 to the left through the transmission roller 201 On the cutting table 3, the electric telescopic rod 301 drives the supporting frame 4 to descend as a whole, the pressing roller 402 flattens the two ends of the material roll 5031 on the cutting table 3, and the auxiliary cutting knife 401 cuts the width of the material roll 5031 to prevent the material roll 5031 from wrinkling during cutting. The cut material roll 5031 is transported to the reeling rod 703 through the transmission roller 201 on the right conveying frame 2, and the rotating motor 7021 drives the reeling rod 703 to reel the cut material roll 5031 through the plug connector 702. The entire operation process is simple and convenient. Compared with the existing packaging bag cutting mechanism, the utility model can flatten the packaging bag during cutting through design to avoid wrinkles that cause uneven cuts and affect the cutting effect.

[0038] Although embodiments of the present invention have been shown and described, it will be understood 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 packaging bag cutting mechanism, comprising a cutting machine tool (1), characterized in that: Both sides of the top of the cutting machine (1) are fixedly connected to a conveying frame (2), a pair of transmission rollers (201) are rotatably connected inside the conveying frame (2), a cutting table (3) is fixedly connected between the two groups of conveying frames (2) and located on the top of the cutting machine (1), a pair of electric telescopic rods (301) are installed on both sides of the cutting machine (1) and at positions corresponding to the cutting table (3), the top of the electric telescopic rod (301) is located above the cutting table (3) and is fixedly connected to a support frame (4), and the support frame (4) ) is installed with a cutting knife (401) at the bottom, a group of pressure rollers (402) are rotatably connected to both sides of the support frame (4), a pair of placement frames (5) are fixedly connected to one side of the cutting machine (1), an adjustment platform (6) is fixedly connected to the side of the cutting machine (1) away from the placement frame (5), a pair of limiting slide grooves (601) are opened on the top of the adjustment platform (6), a bidirectional threaded rod (602) is rotatably connected to the top of the adjustment platform (6), and a pair of winding frames (7) are slidably connected to the top of the adjustment platform (6).

2. A packaging bag cutting mechanism according to claim 1, characterized in that: The side corners of the cutting table (3) are both designed as smooth arc-shaped corner structures.

3. A packaging bag cutting mechanism according to claim 1, characterized in that: A reinforcing rib (501) is fixedly connected to the connection between the placement rack (5) and the cutting machine tool (1); a placement groove (502) is provided on the top of the placement rack (5); and a coiling rod (503) is embedded in the placement groove (502).

4. A packaging bag cutting mechanism according to claim 3, characterized in that: A material roll (5031) is sleeved on the outer side of the material coiling rod (503), and both sides of the material coiling rod (503) are fixedly connected to limit rings (5032).

5. The packaging bag cutting mechanism according to claim 1, characterized in that: One end of the bidirectional threaded rod (602) is located on one side of the cutting machine tool (1) and is fixedly connected to a rotating handle (6021), and an anti-slip pattern is provided on the outer side of the rotating handle (6021).

6. The packaging bag cutting mechanism according to claim 1, characterized in that: A directional pulley is rotatably connected to the bottom of the winding frame (7) and at a position corresponding to the limiting slide groove (601); the winding frame (7) is slidably connected to the limiting slide groove (601) through the directional pulley; a threaded adjustment hole (701) is provided at a position corresponding to the bidirectional threaded rod (602); the winding frame (7) is threadedly connected to the bidirectional threaded rod (602) through the threaded adjustment hole (701); corresponding sides of the two groups of winding frames (7) are rotatably connected to plug connectors (702); a rotating motor (7021) is installed at a position corresponding to the plug connector (702) of the right winding frame (7).

7. A packaging bag cutting mechanism according to claim 6, characterized in that: A winding rod (703) is plugged between the winding frames (7), and a plugging groove (7031) is provided at a position of the winding rod (703) corresponding to the plug connector (702), and the winding rod (703) is plugged and connected to the plug connector (702) via the plugging groove (7031).

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