Double-layer non-stretching heat-sealing cold-cutting bag making machine

Abstract

The utility model discloses a double-layer non-stretching heat-sealing and cold-cutting bag making machine which comprises a bag making machine control frame, the bag making machine control frame is used for positioning and controlling the double-layer non-stretching heat-sealing and cold-cutting bag making machine, and a heat-sealing and cold-cutting mechanism is fixedly arranged at the top end of the bag making machine control frame. A tension adjusting mechanism is fixedly arranged at one end of the top of the bag making machine control frame. By rotating the positioning handle, the positioning handle drives the positioning lead screw to rotate, the positioning lead screw and the middle position of the traction frame are lifted in a threaded mode, the positioning lead screw drives the positioning frame and the fixing rod to ascend and descend along the top end of the traction frame, and a plastic bag is downwards extruded through the fixing frame and the positioning shaft; the fixing frame slides along the bottom end of the positioning frame through positioning of the positioning groove, so that the plastic bag is elastically controlled by tension during moving, the hidden danger of plastic bag rolling is reduced, and the use convenience of the double-layer non-stretching heat-sealing and cold-cutting bag making machine is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bag making machines, in particular to a double-layer non-stretching heat-sealing cold-cutting 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] In view of this, Chinese patent number CN206277712U proposes a heat-sealing line non-stretch cold-cut bag-making machine, which has the advantages of simple structure, reasonable design, and can effectively improve the product qualification rate without increasing the production cost of the bag-making machine. In the above patents, the double-layer non-stretch heat-sealing cold-cut bag-making machine does not have a convenient plastic bag tension adjustment mechanism when in use, and the commonly used double-layer non-stretch heat-sealing cold-cut bag-making machine usually uses a winding mat for tension control when in use, which easily causes the plastic bag to curl, causing the hidden danger of unevenness, and it is difficult to stably control the tension adjustment, reducing the practicality of the double-layer non-stretch heat-sealing cold-cut bag-making machine. Therefore, a double-layer non-stretch heat-sealing cold-cut bag-making machine is needed. Utility Model Content

[0004] In order to solve the above problems, the purpose of the utility model is to provide a double-layer non-stretching heat-sealing cold-cutting bag-making machine to solve the problems raised in the above background technology.

[0005] To achieve the above purpose, the utility model proposes a double-layer non-stretch heat-sealed cold-cut bag-making machine, including a bag-making machine control frame, the bag-making machine control frame is used for positioning and controlling the double-layer non-stretch heat-sealed cold-cut bag-making machine, the top of the bag-making machine control frame is fixedly provided with a heat-sealed cold-cutting mechanism, and one end of the top of the bag-making machine control frame is fixedly provided with a tension adjustment mechanism;

[0006] The tension adjustment mechanism includes a positioning frame, a positioning screw is rotatably provided at the middle position of the positioning frame, a positioning handle is fixedly provided on the top end of the positioning screw through the positioning frame, positioning grooves are opened at the bottom ends of both sides of the positioning frame, a fixing frame is slidably provided at the bottom end of the outer wall of the positioning frame through two positioning grooves, a positioning shaft is rotatably provided at the bottom end of the inner wall of the fixing frame, positioning rods are fixedly provided at both ends of the top of the fixing frame, springs are inserted at one end of the outer walls of the two positioning rods, and the other ends of the outer walls of the two positioning rods are respectively inserted and connected with the two ends of the bottom of the positioning frame, and limit blocks are fixed at the top ends of the two positioning rods.

[0007] In one example, a limit frame is fixedly provided at one end of the bag making machine control frame, a traction frame is fixedly provided at one end of the top of the limit frame, and one end of the outer wall of the positioning screw is threadedly connected to the middle position of the top of the traction frame.

[0008] In one example, fixing rods are fixedly provided at both ends of the inner wall of the positioning frame, and one end of the outer wall of the two fixing rods is respectively connected with the two ends of the middle position of the traction frame.

[0009] In one example, one end of each side of the positioning frame is respectively connected to the two ends of the traction frame through insertion.

[0010] In one example, the heat sealing and cold cutting mechanism includes a heat sealing frame, the bottom end of which is fixedly connected to the middle position of the top of the bag making machine control frame, and the other end of the top of the bag making machine control frame is fixedly provided with a cold cutting frame.

[0011] In one example, a traction shaft is rotatably provided on one side of the top of the bag making machine control frame close to the limiting frame.

[0012] The double-layer non-stretching heat-sealing cold-cutting bag-making machine proposed by the utility model can bring the following beneficial effects:

[0013] 1. This double-layer non-stretch heat-sealed cold-cut bag-making machine rotates a positioning handle to drive the positioning screw to rotate, so that the middle position of the positioning screw and the traction frame is threaded and lifted, so that the positioning screw drives the positioning frame and the fixed rod to lift along the top of the traction frame, so that the plastic bag is squeezed downward through the fixed frame and the positioning axis, and the positioning rod fixed at the top of the fixed frame is connected with the two ends of the bottom of the positioning frame through insertion, and the fixing frame slides along the bottom of the positioning frame through the positioning groove through the elastic deformation of the spring inserted in the outer wall of the positioning rod and the positioning of the limit block, so that the plastic bag is elastically controlled in tension when moving, reducing the hidden danger of causing the plastic bag to be rolled up, and increasing the convenience of using the double-layer non-stretch heat-sealed cold-cut bag-making machine.

[0014] 2. This double-layer non-stretch heat-sealed cold-cut bag-making machine is threadedly connected to the traction frame through a positioning screw rod, so that the height of the positioning frame can be controlled, so that when processing different plastic bags, the tension adjustment range of the plastic bag can be controlled, thereby increasing the convenience of using the double-layer non-stretch heat-sealed cold-cut bag-making machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the tension adjustment mechanism of the utility model;

[0018] Figure 3 It is a schematic diagram of the structure of the heat sealing and cold cutting mechanism of the utility model.

[0019] In the figure: 1. bag making machine control frame; 2. positioning frame; 3. cold cutting frame; 4. heat sealing frame; 5. traction shaft; 6. limit frame; 7. traction frame; 8. positioning screw; 9. positioning handle; 10. fixing rod; 11. positioning rod; 12. spring; 13. fixing frame; 14. limit block; 15. positioning shaft; 16. positioning groove. DETAILED DESCRIPTION

[0020] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in the form of examples in conjunction with the accompanying drawings.

[0021] Embodiment 1, the utility model provides as follows Figure 1-3 A double-layer non-stretch heat-sealed cold-cut bag-making machine shown in the figure comprises a bag-making machine control frame 1, which is used for positioning and controlling the double-layer non-stretch heat-sealed cold-cut bag-making machine. A heat-sealed cold-cutting mechanism is fixedly arranged on the top of the bag-making machine control frame 1, and a tension adjustment mechanism is fixedly arranged on one end of the top of the bag-making machine control frame 1.

[0022] Embodiment 2, the utility model provides as follows Figure 2 A double-layer non-stretching heat-sealed cold-cut bag-making machine shown in the figure comprises a tension adjustment mechanism including a positioning frame 2, a positioning screw 8 is rotatably provided at the middle position of the positioning frame 2, a positioning handle 9 is fixedly provided at the top end of the positioning screw 8 through the positioning frame 2, positioning grooves 16 are provided at the bottom ends of both sides of the positioning frame 2, a fixing frame 13 is slidably provided at the bottom end of the outer wall of the positioning frame 2 through two positioning grooves 16, a positioning shaft 15 is rotatably provided at the bottom end of the inner wall of the fixing frame 13, positioning rods 11 are fixedly provided at both ends of the top of the fixing frame 13, springs 12 are inserted at one end of the outer walls of the two positioning rods 11, the other ends of the outer walls of the two positioning rods 11 are respectively inserted and connected with the two ends of the bottom of the positioning frame 2, and limit blocks 14 are fixed at the top ends of the two positioning rods 11;

[0023] Embodiment 3, the utility model provides as follows Figure 3The double-layer non-stretching heat-sealing cold-cutting bag-making machine shown in the figure comprises a bag-making machine control frame 1 with a limit frame 6 fixedly provided at one end, a traction frame 7 fixedly provided at one end of the top of the limit frame 6, one end of the outer wall of the positioning screw 8 is threadedly connected to the middle position of the top of the traction frame 7, both ends of the inner wall of the positioning frame 2 are fixed with fixed rods 10, one end of the outer walls of the two fixed rods 10 are respectively interlaced and connected with the two ends of the middle position of the traction frame 7, one end of the two sides of the positioning frame 2 are respectively interlaced and connected with the two ends of the traction frame 7, the heat-sealing cold-cutting mechanism comprises a heat-sealing frame 4, the bottom end of the heat-sealing frame 4 is fixedly connected to the middle position of the top of the bag-making machine control frame 1, a cold-cutting frame 3 is fixedly provided at the other end of the top of the bag-making machine control frame 1, and a traction shaft 5 is rotatably provided on one side of the top of the bag-making machine control frame 1 close to the limit frame 6.

[0024] Working principle: When it is necessary to use the double-layer non-stretching heat-sealed cold-cut bag making machine, the staff will sequentially pass the plastic bag to be processed through the traction frame 7, the traction shaft 5, the heat-sealed frame 4 and the cold-cut frame 3, so that the plastic bag can be stably heat-sealed and cold-cut, and rotate the positioning handle 9, so that the positioning handle 9 drives the positioning screw 8 to rotate, so that the middle position of the positioning screw 8 and the traction frame 7 is threaded and lifted, so that the positioning screw 8 drives the positioning frame 2 and the fixed rod 10 to lift along the top of the traction frame 7, so that the plastic bag is squeezed downward through the fixed frame 13 and the positioning shaft 15, and the two ends of the positioning rod 11 fixed at the top of the fixed frame 13 and the bottom of the positioning frame 2 are An interlaced connection is performed, and through the elastic deformation of the spring 12 on the outer wall of the positioning rod 11 and the positioning of the limit block 14, the fixing frame 13 slides along the bottom end of the positioning frame 2 through the positioning groove 16, so that the tension of the plastic bag is elastically controlled when moving, reducing the hidden danger of causing the plastic bag to be rolled up, and increasing the convenience of using the double-layer non-stretching heat-sealing cold-cutting bag making machine. The positioning screw 8 is threadedly connected to the traction frame 7, so that the height of the positioning frame 2 is controlled, so that under different plastic bag processing conditions, the tension adjustment amplitude of the plastic bag is controlled, and the convenience of using the double-layer non-stretching heat-sealing cold-cutting bag making machine is increased.

[0025] Each embodiment in this specification is described in a progressive manner, and the same or similar parts between the embodiments can be referred to each other, and each embodiment focuses on the differences from other embodiments. In particular, for the system embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant parts can be referred to the partial description of the method embodiment.

[0026] The above description is only an embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention shall be included in the scope of the claims of the present invention.

Claims

1. A double-layer non-stretch heat-sealing cold-cutting bag-making machine, comprising: A bag making machine control frame (1), the bag making machine control frame (1) is used for positioning control of a double-layer non-stretching heat-sealing and cold-cutting bag making machine, a heat-sealing and cold-cutting mechanism is fixedly arranged at the top of the bag making machine control frame (1), and a tension adjustment mechanism is fixedly arranged at one end of the top of the bag making machine control frame (1); The invention is characterized in that: the tension adjustment mechanism comprises a positioning frame (2), a positioning screw rod (8) is rotatably provided at the middle position of the positioning frame (2), the top end of the positioning screw rod (8) passes through the positioning frame (2) and is fixedly provided with a positioning handle (9), the bottom ends of both sides of the positioning frame (2) are provided with positioning grooves (16), the bottom end of the outer wall of the positioning frame (2) is slidably provided with a fixing frame (13) through two positioning grooves (16), the bottom end of the inner wall of the fixing frame (13) is rotatably provided with a positioning shaft (15), the two ends of the top of the fixing frame (13) are fixedly provided with positioning rods (11), one end of the outer wall of the two positioning rods (11) is inserted with a spring (12), the other ends of the outer walls of the two positioning rods (11) are respectively inserted and connected with the two ends of the bottom of the positioning frame (2), and the top ends of the two positioning rods (11) are fixedly provided with limit blocks (14).

2. A double-layer non-stretching heat-sealing cold-cutting bag-making machine according to claim 1, characterized in that: A limiting frame (6) is fixedly provided at one end of the bag making machine control frame (1), a traction frame (7) is fixedly provided at one end of the top of the limiting frame (6), and one end of the outer wall of the positioning screw rod (8) is threadedly connected to the middle position of the top of the traction frame (7).

3. A double-layer non-stretching heat-sealing cold-cutting bag-making machine according to claim 1, characterized in that: Fixed rods (10) are fixedly provided at both ends of the inner wall of the positioning frame (2), and one end of the outer wall of the two fixed rods (10) is respectively connected to the two ends of the middle position of the traction frame (7) through insertion.

4. A double-layer non-stretching heat-sealing cold-cutting bag-making machine according to claim 1, characterized in that: One end of each side of the positioning frame (2) is respectively connected to the two ends of the traction frame (7) through insertion.

5. The double-layer non-stretching heat-sealing cold-cutting bag-making machine according to claim 1, characterized in that: The heat-sealing and cold-cutting mechanism comprises a heat-sealing frame (4), the bottom end of which is fixedly connected to the middle position of the top of the bag-making machine control frame (1), and the other end of the top of the bag-making machine control frame (1) is fixedly provided with a cold-cutting frame (3).

6. A double-layer non-stretching heat-sealing cold-cutting bag-making machine according to claim 1, characterized in that: A traction shaft (5) is rotatably provided on one side of the top of the bag making machine control frame (1) close to the limiting frame (6).

Images