Winding mechanism for packaging bag production

Abstract

The winding mechanism for packaging bag production comprises a mounting frame and a tightening roller, a synchronous groove is formed in the bottom of the mounting frame, a synchronous shaft is rotationally connected to an inner cavity of the synchronous groove, synchronous wheels are connected to the two ends of the surface of the synchronous shaft in a sleeved mode, and a top rotating rod is rotationally connected to the top of an inner cavity of a conveying groove; the surface of the top rotating rod is sleeved with a transmission wheel, the transmission wheel and the synchronous wheel are in transmission connection through a transmission chain, one side of the transmission chain is connected with a chain clamping plate, one side of the chain clamping plate is fixedly connected with a connecting rod, one end of the connecting rod penetrates through the guide groove to be fixedly connected with a connecting rod, and inner cavities of the two connecting rods are rotationally connected with the two ends of a tightening roller correspondingly. According to the winding mechanism for packaging bag production, the synchronous shaft is driven to rotate through work of the lifting motor, the transmission chain is driven to rotate through rotation of the synchronous shaft, the chain clamping plates are driven to ascend and descend through rotation of the transmission chain, the lifting blocks and the tightening rollers are made to move, and therefore the tightness degree of packaging bags is adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of winding mechanisms, in particular to a winding mechanism for producing packaging bags. Background Art

[0002] Packaging bags are a type of packaging design. In order to facilitate the preservation and storage of products in life, product packaging bags are produced. Packaging bags refer to film containers that are in direct contact with products and are used to hold and protect products. When packaging bags are produced and processed, winding equipment is usually required to wind the uncut packaging bags.

[0003] A Chinese utility model is now disclosed, a packaging bag winding device for a high-speed bag making machine, the publication number is: CN205973142U, the technical solution of which is that it includes a frame and a winding roller arranged on the frame, the lower end of the frame is provided with a support block facing the winding roller, the end face of the support block close to the winding roller is provided with a slide groove, a slider is slidably provided in the slide groove, a roller is rotatably installed at one end of the slider close to the winding roller, the roller abuts against the surface of the winding roller, a spring is provided in the slide groove, one end of the spring is fixed on the slider, and the other end is fixed on the bottom wall of the slide groove, the bottom wall of the slide groove is provided with a button switch, when the slider slides close to the bottom wall of the slide groove, it can abut against the button switch, an alarm is provided on the frame, and the power supply of the high-speed bag making machine is connected in series between the alarm and the button switch. The packaging bag winding device for a high-speed bag making machine of the utility model can remind workers to unload the packaging bags after the packaging bags are wound to a certain thickness, but the following problems still exist:

[0004] The above-mentioned winding mechanism is not convenient for adjusting the tightness of the winding when winding the packaging bag, so that the packaging bag is easy to bulge when it is loosely wound, affecting the winding effect. Utility Model Content

[0005] The purpose of the utility model is to provide a winding mechanism for packaging bag production, so as to solve the problem proposed in the above-mentioned background technology that the winding mechanism is not convenient to adjust the tightness of the winding when winding the packaging bag, so that the packaging bag is easy to bulge when it is loosely wound, affecting the winding effect.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a winding mechanism for packaging bag production, comprising a mounting frame and a tightening roller, a synchronous groove is provided at the bottom of the mounting frame, the inner cavity of the synchronous groove is rotatably connected with a synchronous shaft, both ends of the surface of the synchronous shaft are sleeved with synchronous wheels, transmission grooves are provided on both sides of the mounting frame, the top of the inner cavity of the transmission groove is rotatably connected with a top rotating rod, the surface of the top rotating rod is sleeved with a transmission wheel, and the transmission wheel and the synchronous wheel are connected through a transmission chain, guide grooves are provided on both sides of the inner wall of the mounting frame, a chain splint is connected to one side of the transmission chain, a connecting rod is fixedly connected to one side of the chain splint, one end of the connecting rod is fixedly connected to the connecting rod through the guide groove, and the inner cavities of the two connecting rods are respectively rotatably connected to the two ends of the tightening roller.

[0007] Preferably, a plurality of anti-skid grooves are equidistantly provided at both ends of the surface of the tightening roller, the width of the connecting rod is the same as the width of the guide groove, and the anti-skid grooves increase the contact between the surface of the tightening roller and the packaging bag.

[0008] Preferably, a winding roller is rotatably connected to the top of the inner cavity of the mounting frame, a winding motor is fixedly installed on the top of one side of the mounting frame, and the output end of the winding motor is fixedly connected to one end of the winding roller for driving the rotation of the winding roller.

[0009] Preferably, a lifting motor is fixedly mounted on the bottom of one side of the mounting frame, and an output end of the lifting motor is fixedly connected to one end of the synchronous shaft to drive the rotation of the synchronous shaft.

[0010] Preferably, the top of the connecting rod is covered with a tightening block, and both ends of the tightening block are connected to the bottom of the lifting block through locking bolts, so that the tightening roller is easy to disassemble.

[0011] Preferably, a switch panel is fixedly mounted on the bottom of the front side of the mounting frame, and the mounting frame is a U-shaped structure for performing switch control on electrical equipment.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The synchronous shaft is driven to rotate by the lifting motor, the rotation of the synchronous shaft drives the rotation of the transmission chain, the rotation of the transmission chain drives the lifting and lowering of the chain clamp, so that the lifting block and the tightening roller move, thereby adjusting the tightness of the packaging bag;

[0014] The two ends of the tightening roller are connected by a lifting block and a tightening block, and then fixed by a locking bolt, so as to facilitate the disassembly and installation of the tightening roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is an enlarged view of part A of the utility model;

[0017] Figure 3 It is a partial cross-sectional view of the utility model;

[0018] Figure 4 It is an enlarged view of part B of the utility model.

[0019] In the figure: 1. Mounting frame; 2. Synchronous groove; 3. Synchronous shaft; 4. Synchronous wheel; 5. Conveying groove; 6. Top rotating rod; 7. Transmission wheel; 8. Transmission chain; 9. Guide groove; 10. Chain clamp; 11. Connecting rod; 12. Lifting block; 13. Take-up roller; 14. Tightening block; 15. Locking bolt; 16. Lifting motor; 17. Winding roller; 18. Winding motor; 19. Switch panel; 20. Anti-skid groove. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-4 The utility model provides a winding mechanism for packaging bag production, including a mounting frame 1 and a tightening roller 13. A synchronous groove 2 is provided at the bottom of the mounting frame 1. The inner cavity of the synchronous groove 2 is rotatably connected with a synchronous shaft 3. Both ends of the surface of the synchronous shaft 3 are sleeved with synchronous wheels 4. Conveying grooves 5 are provided on both sides of the mounting frame 1. The top of the inner cavity of the conveying groove 5 is rotatably connected with a top rotating rod 6. The surface of the top rotating rod 6 is sleeved with a transmission wheel 7, and the transmission wheel 7 and the synchronous wheel 4 are connected through a transmission chain 8. Guide grooves 9 are provided on both sides of the inner wall of the mounting frame 1. A chain clamp 10 is connected to one side of the transmission chain 8. A connecting rod 11 is fixedly connected to one side of the chain clamp 10. One end of the connecting rod 11 passes through the guide groove 9 and is fixedly connected to the connecting rod 11. The inner cavities of the two connecting rods 11 are rotatably connected to the two ends of the tightening roller 13 respectively.

[0022] More specifically, the lifting motor 16 drives the synchronous shaft 3 to rotate, and the rotation of the synchronous shaft 3 drives the rotation of the synchronous wheel 4. The synchronous wheel 4 is connected to the transmission wheel 7 through the transmission chain 8, thereby driving the rotation of the transmission chain 8. The rotation of the transmission chain 8 drives the lifting and lowering of the chain clamp 10. The lifting and lowering of the chain clamp 10 drives the connecting rod 11 to move in the inner cavity of the guide groove 9, driving the movement of the lifting block 12 and the tightening roller 13, thereby adjusting the tightness of the packaging bag.

[0023] See also Figure 1-4 Furthermore, a plurality of anti-slip grooves 20 are equidistantly provided at both ends of the surface of the tightening roller 13, and the width of the connecting rod 11 is the same as the width of the guide groove 9, so that the sliding of the connecting rod 11 is more stable.

[0024] See also Figure 1-4 Furthermore, a winding roller 17 is rotatably connected to the top of the inner cavity of the mounting frame 1, a winding motor 18 is fixedly installed on the top of one side of the mounting frame 1, and the output end of the winding motor 18 is fixedly connected to one end of the winding roller 17, and the winding roller 17 is driven to rotate by the winding motor 18.

[0025] See also Figure 1-4 Furthermore, a lifting motor 16 is fixedly installed at the bottom of one side of the mounting frame 1 , and the output end of the lifting motor 16 is fixedly connected to one end of the synchronous shaft 3 , and the synchronous shaft 3 is driven to rotate by the lifting motor 16 .

[0026] See also Figure 1-4 Furthermore, the top of the connecting rod 11 is covered with a tightening block 14, and the two ends of the tightening block 14 are connected to the bottom of the lifting block 12 through locking bolts 15. The two ends of the tightening roller 13 are connected through the lifting block 12 and the tightening block 14, and then fixed by the locking bolts 15, thereby facilitating the disassembly and installation of the tightening roller 13.

[0027] See also Figure 1-4 Furthermore, a switch panel 19 is fixedly installed at the bottom of the front side of the mounting frame 1. The mounting frame 1 is a U-shaped structure, and the switch panel 19 controls the switching of the electrical equipment.

[0028] When in use, first, one end of the packaging bag is passed through the take-up roller 13 and wrapped around the surface of the winding roller 17, and then the winding motor 18 drives the winding roller 17 to work, and the rotation of the winding roller 17 drives the winding of the packaging bag. When the tightness of the winding needs to be adjusted, the lifting motor 16 is turned on, and the synchronous shaft 3 is driven to rotate by the lifting motor 16, and the rotation of the synchronous shaft 3 drives the rotation of the synchronous wheel 4. The synchronous wheel 4 is connected to the transmission wheel 7 through the transmission chain 8, thereby driving the rotation of the transmission chain 8. The rotation of the transmission chain 8 drives the lifting and lowering of the chain splint 10. The lifting and lowering of the chain splint 10 drives the connecting rod 11 to move in the inner cavity of the guide groove 9, driving the lifting block 12 and the movement of the take-up roller 13, thereby adjusting the tightness of the packaging bag. The two ends of the take-up roller 13 are connected by the lifting block 12 and the tightening block 14, and then fixed by the locking bolt 15, thereby facilitating the disassembly and installation of the take-up roller 13.

[0029] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A winding mechanism for producing packaging bags, characterized in that: The invention comprises a mounting frame (1) and a tightening roller (13), wherein a synchronous groove (2) is provided at the bottom of the mounting frame (1), a synchronous shaft (3) is rotatably connected to the inner cavity of the synchronous groove (2), synchronous wheels (4) are sleeved on both ends of the surface of the synchronous shaft (3), transmission grooves (5) are provided on both sides of the mounting frame (1), a top rotating rod (6) is rotatably connected to the top inner cavity of the transmission groove (5), a transmission wheel (7) is sleeved on the surface of the top rotating rod (6), and the transmission wheel (7) and the synchronous wheel (4) are connected to each other through a transmission chain (8); guide grooves (9) are provided on both sides of the inner wall of the mounting frame (1); one side of the transmission chain (8) is connected to a chain clamp (10); one side of the chain clamp (10) is fixedly connected to a connecting rod (11); one end of the connecting rod (11) passes through the guide groove (9) and is fixedly connected to the connecting rod (11); the inner cavities of the two connecting rods (11) are respectively connected to the two ends of the tightening roller (13) for rotation.

2. A winding mechanism for producing packaging bags according to claim 1, characterized in that: A plurality of anti-slip grooves (20) are equidistantly provided at both ends of the surface of the tightening roller (13), and the width of the connecting rod (11) is the same as the width of the guide groove (9).

3. A winding mechanism for producing packaging bags according to claim 1, characterized in that: A winding roller (17) is rotatably connected to the top of the inner cavity of the mounting frame (1), a winding motor (18) is fixedly installed on the top of one side of the mounting frame (1), and the output end of the winding motor (18) is fixedly connected to one end of the winding roller (17).

4. A winding mechanism for producing packaging bags according to claim 1, characterized in that: A lifting motor (16) is fixedly mounted on the bottom of one side of the mounting frame (1), and an output end of the lifting motor (16) is fixedly connected to one end of the synchronous shaft (3).

5. A winding mechanism for producing packaging bags according to claim 1, characterized in that: The top of the connecting rod (11) is covered with a tightening block (14), and the two ends of the tightening block (14) are connected to the bottom of the lifting block (12) through locking bolts (15).

6. A winding mechanism for producing packaging bags according to claim 1, characterized in that: A switch panel (19) is fixedly mounted on the bottom of the front side of the mounting frame (1), and the mounting frame (1) is a U-shaped structure.

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