Sealing and cutting mechanism for bag making machine

Abstract

The utility model discloses a sealing and cutting mechanism for a bag making machine in the technical field of sealing and cutting equipment, which comprises a top plate and is characterized in that a control mechanism is arranged on the left side of the top plate, a limiting mechanism is arranged on the right side of the top plate, a fixing frame is arranged between the control mechanism and the limiting mechanism, and side plates are arranged on the top of the control mechanism and the top of the limiting mechanism. A mounting plate is arranged at the top between the two side plates, a cutting mechanism is arranged at the bottom of the mounting plate, a connecting mechanism is arranged at the bottom of the top plate, a lifting mechanism is arranged at the bottom of the connecting mechanism, a bottom plate is arranged at the bottom of the lifting mechanism, the control mechanism comprises a control plate, and a control groove is formed in the right side of the control plate. The packaging bag cutting device solves the problems that when the packaging bag cutting device is used, packaging bags are not fixed, in the cutting process, the packaging bags are prone to deviation, and the cutting quality is affected.

Description

Technical Field

[0001] The utility model relates to the technical field of sealing and cutting equipment, in particular to a sealing and cutting mechanism for a bag making machine. Background Art

[0002] Bag making machine is a machine for making various plastic packaging bags or other material packaging bags. Its processing range is packaging bags of various sizes, thicknesses and specifications of plastics or other materials. Generally speaking, plastic packaging bags are the main products.

[0003] For example, the bag-making device of a sealing and cutting bag-making machine with the publication number CN218876457U comprises a bottom plate, a support material rack and a hot pressing chamber are sequentially arranged above the bottom plate along its length direction, a hot knife is slidably connected to the inside of the hot pressing chamber through a hydraulic telescopic rod, and a separation component is provided on the outside of the hot knife to blow the bag-making material adhering to the hot knife away from the hot knife, and the separation component comprises an internal hollow air chamber and an air duct opposite to the bag-making material, the top of the air chamber is connected to the hydraulic telescopic rod, the hot knife extends out of the air chamber from the bottom of the air chamber and is slidably connected to the air chamber, the air chamber is connected to the outside through the air duct, and the air in the air chamber flows to the hot knife through the air duct and blows off the bag-making material. The present application has the effect of reducing the adhesion of bag-making materials to the hot knife during the heating and cutting process, reducing the heating time of the hot knife on the bag-making materials due to adhesion, and improving the heat sealing quality.

[0004] However, when the above device is used, the packaging bag is not fixed, and the packaging bag is easily offset during the cutting process, which affects the cutting quality. Summary of the invention

[0005] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] Therefore, the purpose of the utility model is to provide a sealing and cutting mechanism for a bag making machine, which can solve the problem that the packaging bag is not fixed when the above device is used, and the packaging bag is easily offset during the cutting process, thereby affecting the cutting quality.

[0007] In order to solve the above technical problems, the utility model provides a sealing and cutting mechanism for a bag making machine, adopting the following technical solution: it includes a top plate, characterized in that: a control mechanism is provided on the left side of the top plate, a limiting mechanism is provided on the right side of the top plate, a fixing frame is provided between the control mechanism and the limiting mechanism, side plates are provided on the top of the control mechanism and the limiting mechanism, a mounting plate is provided on the top between the two groups of side plates, a cutting mechanism is provided on the bottom of the mounting plate, a connecting mechanism is provided on the bottom of the top plate, a lifting mechanism is provided on the bottom of the connecting mechanism, and a bottom plate is provided on the bottom of the lifting mechanism.

[0008] Optionally, the control mechanism includes a control board, a control groove is opened on the right side of the control board, a control motor is provided at the top of the inner cavity of the control groove, a control screw is connected to the bottom power output end of the control motor, the bottom of the control screw is rotatably connected in the control groove, a control slide is screwed on the control screw, a control splint is fixedly connected to the right side of the control slide, and the right side of the control splint is fixedly connected to the left side of the fixing frame.

[0009] By adopting the above technical solution, the fixing frame is controlled to move up and down to press and fix the packaging belt.

[0010] Optionally, the limiting mechanism includes a limiting plate, a limiting groove is formed on the left side of the limiting plate, a limiting rod is provided in the inner cavity of the limiting groove, a limiting slide is sleeved on the outer side of the limiting rod, the limiting slide is slidably connected to the outer side of the limiting rod, the left side of the limiting slide is fixedly connected to the limiting clamping plate, and the left side of the limiting clamping plate is fixedly connected to the right side of the fixing frame.

[0011] By adopting the above technical solution, the fixing frame is limited.

[0012] Optionally, the cutting mechanism includes electric telescopic rods on both sides, the bottom of the electric telescopic rods on both sides are provided with cutting boards, and the bottom of the cutting board is provided with a hot knife.

[0013] By adopting the above technical solution, the packaging belt is cut.

[0014] Optionally, the lifting mechanism includes a lifting plate, the bottom of which is fixedly connected to the bottom plate, the top of the lifting plate is provided with a lifting groove, the bottom of the inner cavity of the lifting groove is provided with a lifting motor, the top power output end of the lifting motor is connected to a lifting screw rod, and the connecting mechanism includes a connecting plate, the top of the connecting plate is fixedly connected to the top plate.

[0015] By adopting the above technical solution, the height of the top plate is controlled.

[0016] Optionally, a connecting groove is provided at the bottom of the connecting plate, a connecting slide is provided at the bottom of the inner cavity of the connecting groove, the top of the lifting screw rod passes through the connecting slide, and the lifting screw rod is screwed in the connecting slide.

[0017] By adopting the above technical solution, the top plate is driven to move.

[0018] Optionally, mounting holes are provided at the four top corners of the base plate.

[0019] By adopting the above technical solution, the sealing and cutting mechanism is installed and fixed.

[0020] In summary, the utility model includes at least one of the following beneficial effects: after placing the packaging tape on the top plate, starting the control mechanism drives the fixing frame to move downward, pressing and fixing the packaging tape, and during sealing and cutting, the packaging tape will not shift and will not affect the cutting quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0022] Figure 1 It is a schematic diagram of the structure of the utility model;

[0023] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0024] Figure 3 This is a schematic diagram of the fixing frame structure of the utility model.

[0025] Explanation of the reference numerals: 1. top plate; 2. control mechanism; 201. control board; 202. control slot; 203. control motor; 204. control screw rod; 205. control slide plate; 206. control splint; 3. limiting mechanism; 301. limiting plate; 302. limiting slot; 303. limiting rod; 304. limiting slide plate; 305. limiting splint; 4. fixing frame; 5. side plate; 6. mounting plate; 7. cutting mechanism; 701. electric telescopic rod; 702. cutting board; 703. ironing knife; 8. connecting mechanism; 801. connecting plate; 802. connecting slot; 803. connecting slide plate; 9. lifting mechanism; 901. lifting board; 902. lifting slot; 903. lifting motor; 904. lifting screw rod; 10. bottom plate; 11. mounting hole. DETAILED DESCRIPTION

[0026] The following is combined with Figure 1-3The utility model is described in further detail.

[0027] Embodiment 1, refer to Figure 1 In order to solve the problem that the packaging bag is easily offset during the cutting process and the cutting quality is affected when the above-mentioned device is not fixed during use, the utility model discloses a sealing and cutting mechanism for a bag making machine, including a top plate 1, characterized in that a control mechanism 2 is provided on the left side of the top plate 1, a limiting mechanism 3 is provided on the right side of the top plate 1, a fixing frame 4 is provided between the control mechanism 2 and the limiting mechanism 3, side plates 5 are provided on the top of the control mechanism 2 and the limiting mechanism 3, a mounting plate 6 is provided on the top between the two groups of side plates 5, a cutting mechanism 7 is provided on the bottom of the mounting plate 6, a connecting mechanism 8 is provided on the bottom of the top plate 1, a lifting mechanism 9 is provided on the bottom of the connecting mechanism 8, and a bottom plate 10 is provided on the bottom of the lifting mechanism 9.

[0028] Based on the above features, the working principle of this embodiment is: start the control mechanism 2 to drive the fixed frame 4 to move upward, place the packaging tape on the top of the top 1, start the control mechanism 2 to drive the fixed frame 4 to move downward, press and fix the packaging tape, start the cutting mechanism 7 to seal and cut the packaging tape, and after cutting, start the control mechanism 2 to drive the fixed frame 4 to move upward, cancel the pressing and fixing of the packaging tape, and collect the sealed and cut packaging tape.

[0029] Example 2, refer to Figure 2-3In order to solve the problem that the packaging bag is not fixed during use, the packaging bag is easily offset during the cutting process, which affects the cutting quality, based on the same concept as the first embodiment, the sealing and cutting mechanism for a bag making machine also includes a control mechanism 2 including a control board 201, a control slot 202 is provided on the right side of the control board 201, a control motor 203 is provided on the top of the inner cavity of the control slot 202, and a control screw 204 is connected to the bottom power output end of the control motor 203. The control screw 204 is connected to the bottom power output end of the control motor 203. The bottom of the rod 204 is rotatably connected in the control groove 202, and a control slide 205 is screwed on the control screw rod 204. The right side of the control slide 205 is fixedly connected with a control clamping plate 206. The right side of the control clamping plate 206 is fixedly connected to the left side of the fixing frame 4. The limiting mechanism 3 includes a limiting plate 301, and a limiting groove 302 is provided on the left side of the limiting plate 301. A limiting rod 303 is provided in the inner cavity of the limiting groove 302. A limiting slide 304 is sleeved on the outer side of the limiting rod 303. The limiting slide 304 is slidably connected to the limiting plate 301. The outer side of the rod 303, the left side of the limiting slide plate 304 is fixedly connected to the limiting clamping plate 305, the left side of the limiting clamping plate 305 is fixedly connected to the right side of the fixing frame 4, the cutting mechanism 7 includes two electric telescopic rods 701 on both sides, the bottom of the electric telescopic rods 701 on both sides is provided with a cutting plate 702, the bottom of the cutting plate 702 is provided with a hot knife 703, the lifting mechanism 9 includes a lifting plate 901, the bottom of the lifting plate 901 is fixedly connected to the bottom plate 10, the top of the lifting plate 901 is provided with a lifting slot 902, the lifting slot 902 A lifting motor 903 is provided at the bottom of the inner cavity, and a lifting screw rod 904 is connected to the top power output end of the lifting motor 903. The connecting mechanism 8 includes a connecting plate 801. The top of the connecting plate 801 is fixedly connected to the top plate 1. A connecting groove 802 is provided at the bottom of the connecting plate 801. A connecting slide 803 is provided at the bottom of the inner cavity of the connecting groove 802. The top of the lifting screw rod 904 passes through the connecting slide 803. The lifting screw rod 904 is screwed in the connecting slide 803. The four corners of the top of the bottom plate 10 are provided with mounting holes 11.

[0030] Based on the above features, the working principle of this embodiment is: after placing the packaging tape on the top plate 1, start the control motor 203 to drive the control screw rod 204 to rotate, the control screw rod 204 drives the control slide plate 205 to rotate, the control slide plate 205 drives the control splint 206 to rotate, the control splint 206 drives the fixed frame 4 to rotate, the fixed frame 4 drives the limit splint 305 to rotate, the limit splint 305 drives the limit slide plate 304 to rotate, under the limit of the limit rod 303, the fixed frame 4 moves downward to press and fix the packaging tape, start the two sets of electric telescopic rods 701 to extend, drive the cutting plate 702 to move downward, the cutting plate 702 drives the hot knife to move downward to seal and cut the packaging tape, and then start the two sets of electric The movable telescopic rod 701 is shortened, driving the cutting plate 702 to move upward, and the cutting plate 702 drives the ironing knife 703 to move upward, the fixing frame 4 fixes the packaging tape, and separates the packaging tape adhering to the ironing knife 703 during the sealing and cutting process, and then the control motor 203 is started to rotate in the opposite direction, the control motor 203 drives the fixing frame 4 to move upward, the fixing frame 4 cancels the limit fixation of the packaging tape, and collects the packaging tape after sealing and cutting, and the collection motor 903 is started to drive the connecting slide plate 803 to rotate, and the connecting slide plate 803 drives the connecting plate 801 to rotate. Under the limit of the lifting slot 902, the connecting plate 801 moves upward, driving the top plate 1 to move upward, and adjusting the height of the top plate 1 for the convenience of use by the staff.

[0031] The above are all preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model. Therefore, any equivalent changes made based on the structure, shape, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A sealing and cutting mechanism for a bag making machine, comprising a top plate (1), characterized in that: A control mechanism (2) is provided on the left side of the top plate (1), a limiting mechanism (3) is provided on the right side of the top plate (1), a fixing frame (4) is provided between the control mechanism (2) and the limiting mechanism (3), side plates (5) are provided on the top of the control mechanism (2) and the limiting mechanism (3), a mounting plate (6) is provided on the top between the two groups of side plates (5), a cutting mechanism (7) is provided on the bottom of the mounting plate (6), a connecting mechanism (8) is provided on the bottom of the top plate (1), a lifting mechanism (9) is provided on the bottom of the connecting mechanism (8), and a bottom plate (10) is provided on the bottom of the lifting mechanism (9).

2. A sealing and cutting mechanism for a bag making machine according to claim 1, characterized in that: The control mechanism (2) comprises a control board (201), a control slot (202) is provided on the right side of the control board (201), a control motor (203) is provided at the top of the inner cavity of the control slot (202), a control screw (204) is connected to the bottom power output end of the control motor (203), the bottom of the control screw (204) is rotatably connected in the control slot (202), a control slide plate (205) is screwed onto the control screw (204), a control clamp plate (206) is fixedly connected to the right side of the control slide plate (205), and the right side of the control clamp plate (206) is fixedly connected to the left side of the fixing frame (4).

3. The sealing and cutting mechanism for a bag making machine according to claim 1, characterized in that: The limiting mechanism (3) comprises a limiting plate (301), a limiting groove (302) is provided on the left side of the limiting plate (301), a limiting rod (303) is provided in the inner cavity of the limiting groove (302), a limiting slide plate (304) is sleeved on the outer side of the limiting rod (303), the limiting slide plate (304) is slidably connected to the outer side of the limiting rod (303), the left side of the limiting slide plate (304) is fixedly connected to a limiting clamping plate (305), and the left side of the limiting clamping plate (305) is fixedly connected to the right side of the fixing frame (4).

4. The sealing and cutting mechanism for a bag making machine according to claim 1, characterized in that: The cutting mechanism (7) comprises electric telescopic rods (701) on both sides, cutting plates (702) are provided at the bottom of the electric telescopic rods (701) on both sides, and a hot knife (703) is provided at the bottom of the cutting plate (702).

5. The sealing and cutting mechanism for a bag making machine according to claim 1, characterized in that: The lifting mechanism (9) comprises a lifting plate (901), the bottom of which is fixedly connected to the bottom plate (10), the top of which is provided with a lifting groove (902), the bottom of the inner cavity of which is provided with a lifting motor (903), the top power output end of which is connected to a lifting screw rod (904), and the connecting mechanism (8) comprises a connecting plate (801), the top of which is fixedly connected to the top plate (1).

6. A sealing and cutting mechanism for a bag making machine according to claim 5, characterized in that: A connecting groove (802) is provided at the bottom of the connecting plate (801), a connecting slide plate (803) is provided at the bottom of the inner cavity of the connecting groove (802), the top of the lifting screw rod (904) passes through the connecting slide plate (803), and the lifting screw rod (904) is screwed into the connecting slide plate (803).

7. The sealing and cutting mechanism for a bag making machine according to claim 1, characterized in that: The four corners of the top of the bottom plate (10) are each provided with mounting holes (11).

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