An adjustable calibration mechanism suitable for docking with a heat-sealing and cold-cutting bag-making machine

By designing an adjustable calibration mechanism suitable for heat sealing and cold-cutting bag making machines, the problem of inconvenience in calibration during equipment docking is solved, and the stable operation of the equipment and the improvement of production efficiency is achieved.

CN113334860BActive Publication Date: 2025-02-18辽宁东盛塑业有限公司 +1
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Patent Information

Application Number
CN202110656029.5
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2021-06-11
Publication Date
2025-02-18
Estimated Expiration
2041-06-11

AI Technical Summary

Technical Problem

The existing heat sealing and cold-cut bag making machines are inconvenient to calibration during the equipment docking process, resulting in abnormal operation of the equipment and affecting production efficiency.

Method used

An adjustable calibration mechanism suitable for docking with a heat sealing and cold cutting bag machine is designed, including connecting table, bottom plate, movable frame, sensor and other components. By adjusting the base, motor drive threaded rod and adjusting screw rod, etc., it can achieve Multi-directional adjustment of device position.

Benefits of technology

The calibration mechanism is simple in structure and easy to adjust, which can effectively improve the utilization rate of equipment, reduce the downtime rate, improve production efficiency, and reduce labor intensity.

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Abstract

The present invention discloses an adjustable calibration mechanism suitable for docking with a heat-sealing cold-cutting bag-making machine, comprising a connecting platform, which is the mounting base of the entire device, a reinforcing rib is fixed to the side of the lower end of the connecting platform, and an adjustment base is symmetrically fixed to the lower end of the connecting platform for adjusting the height of the connecting platform; a bottom plate is fixed to the connecting platform, and end plates are fixed at both ends of the bottom plate, and a power output mechanism motor is arranged at the right end of the bottom plate, and the motor is fixed on the end plate, and a fixed plate is fixed on the end plate; a movable frame is arranged above the fixed plate. The adjustable calibration mechanism suitable for docking with a heat-sealing cold-cutting bag-making machine has a simple structure, convenient adjustment, and low cost. It is a low-cost calibration solution that can improve the utilization rate of the equipment. The structure is simple and reasonable, the working efficiency is high, and the labor intensity is low. It can also greatly reduce the downtime rate of the equipment, thereby effectively avoiding affecting the normal operation of the equipment during the adjustment process.
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Description

Technical Field

[0001] The invention relates to the technical field of plastic bag production, in particular to an adjustable calibration mechanism suitable for docking with a heat-sealing and cold-cutting bag-making machine. Background Art

[0002] Heat-sealing and cold-cutting bag-making machine is a processing equipment for making various plastic packaging bags or other packaging bags. It mainly processes through heat-sealing and cold-cutting processes, and can process plastic bags of different specifications and sizes.

[0003] At present, the production and processing of factories in my country are mainly based on manual or semi-automatic equipment. With the improvement of the quality of life of the people, our demand for output is gradually increasing. It is necessary to improve the traditional production process by adding new equipment. In order to reduce costs, it is necessary to connect the new equipment with the old equipment to meet the actual production needs. However, there are still problems when connecting the old equipment with the new equipment:

[0004] 1. It is inconvenient to calibrate the relative position of the equipment, which causes the equipment to not operate normally;

[0005] 2. During the docking process of the equipment, it is necessary to stop the machine for adjustment, which affects the normal operation of the heat-sealing and cold-cutting bag-making machine, and further affects production efficiency;

[0006] Therefore, improvements need to be made to the above problems. Summary of the invention

[0007] The object of the present invention is to provide an adjustable calibration mechanism suitable for docking with a heat-sealing and cold-cutting bag-making machine, so as to solve the problem in the above background technology that the relative position of the equipment is inconvenient to calibrate and the production efficiency is affected.

[0008] To achieve the above object, the present invention provides the following technical solution: an adjustable calibration mechanism suitable for docking with a heat-sealing and cold-cutting bag-making machine, comprising:

[0009] The connecting platform is the installation base of the whole device. The lower side of the connecting platform is fixed with reinforcing ribs, and the lower end of the connecting platform is symmetrically fixed with an adjustment base for adjusting the height of the connecting platform;

[0010] A bottom plate is fixed on the connecting platform, and end plates are fixed at both ends of the bottom plate, and a power output mechanism motor is arranged at the right end of the bottom plate, and the motor is fixed on the end plate, and a fixing plate is fixed on the end plate;

[0011] A movable frame is arranged above the fixed plate, and the movable frame is fixedly connected to a material receiving frame by bolts, and an "L"-shaped sensor sensing sheet is fixedly connected to the material receiving frame by bolts;

[0012] A vertical rod is fixed to the reinforcing rib by bolts, and first vertical plates are symmetrically fixed to both ends of the vertical rod, and guide rods are symmetrically fixed to the first vertical plates, a longitudinal movable plate is provided on the vertical rod, and a cross bar is fixed to the longitudinal movable plate, and second vertical plates are symmetrically fixed to both ends of the cross bar, and guide rods are symmetrically fixed to the second vertical plates;

[0013] A transverse movable plate is arranged above the transverse rod, and a fixing rod is vertically fixed on the transverse movable plate, and a placement rack is fixed on the upper end of the fixing rod for placing sundries;

[0014] The mounting plate is fixed on the transverse movable plate by bolts, and a slot-type switch sensor is fixed on the mounting plate.

[0015] Preferably, the adjustment base is connected to the fastening nut via threads, and the adjustment base is connected to the connecting platform via threads. During docking, the height of the connecting platform can be adjusted by adjusting the base to facilitate docking, and the fastening and positioning effect of the fastening nut can ensure the stability of the adjustment connecting platform after adjustment.

[0016] Preferably, a first threaded rod for adjustment is fixed to the end of the output shaft of the motor, and the first threaded rod is connected to the end plate through a bearing. The motor drives the first threaded rod to rotate, thereby providing basic force for the movement of the movable frame.

[0017] Preferably, the movable frame is also provided with a card plate for guiding and limiting, and the card plate is slidably connected to the fixed plate, a fixed block is fixed to the lower end of the card plate, and the fixed block is interconnected with the first threaded rod to realize the adjustment effect, and when the movable frame moves, the stability of the movable frame during movement is ensured by the sliding guiding effect between the card plate and the fixed plate.

[0018] Preferably, the vertical rod and the horizontal rod are always perpendicular to each other, and the horizontal rod and the connecting platform are always parallel to each other, and the normal operation of the adjustment mechanism is ensured by limiting the relative position between the vertical rod and the horizontal rod.

[0019] Preferably, the first vertical plate is also provided with a longitudinal adjustment screw rod and a first positioning nut;

[0020] A longitudinal adjustment screw rod is connected to the first vertical plate through a bearing, and the longitudinal adjustment screw rod and the first vertical plate are vertically distributed, and the longitudinal adjustment screw rod is connected to the longitudinal movable plate through a thread;

[0021] The first positioning nut is connected to the longitudinal adjustment screw rod through a thread, and the first positioning nut is symmetrically distributed on both sides of the longitudinal movable plate. The above mechanism constitutes a longitudinal adjustment mechanism, and the longitudinal movable plate is driven to move by the longitudinal adjustment screw rod, thereby realizing the longitudinal position adjustment function, cooperating with the tightening positioning function of the first positioning nut to ensure the stability of the device after adjustment.

[0022] Preferably, the guide rods are symmetrically distributed on both sides of the longitudinal movable plate, and the guide rods are symmetrically distributed on both sides of the transverse movable plate, and the guide rods are slidably connected to the longitudinal movable plate and the transverse movable plate. When the longitudinal movable plate and the transverse movable plate move, the sliding guiding action of the guide rods ensures that the longitudinal movable plate and the transverse movable plate perform stable linear motion.

[0023] Preferably, the second vertical plate is also provided with a transverse adjustment screw rod and a second positioning nut;

[0024] A transverse adjustment screw rod is connected to the second vertical plate through a bearing, and the transverse adjustment screw rod and the second vertical plate are vertically distributed, and the transverse adjustment screw rod is connected to the transverse movable plate through a thread;

[0025] The second positioning nut is connected to the transverse adjustment screw rod through a thread, and the second positioning nuts are symmetrically distributed on both sides of the transverse movable plate. The above mechanism constitutes a transverse adjustment mechanism, and the transverse movable plate is tightened and positioned by the transverse adjustment screw rod to ensure the stability of the device after adjustment.

[0026] Preferably, the slot switch sensor and the sensor sensing sheet cooperate with each other to slide, and a metal joint is also provided on the slot switch sensor, and the metal joint is connected to an external power supply. When the device is in use, the induction effect between the slot switch sensor and the sensor sensing sheet is used to achieve regulation of the entire device and ensure stable operation of the device.

[0027] Compared with the prior art, the beneficial effects of the present invention are: the adjustable calibration mechanism suitable for docking with the heat-sealing and cold-cutting bag-making machine has a simple structure, convenient adjustment, and low cost. It is a low-cost calibration solution that can improve the utilization rate of the equipment. This structure is simple and reasonable, with high working efficiency and low labor intensity, and can greatly reduce the downtime rate of the equipment, thereby effectively avoiding affecting the normal operation of the equipment during the adjustment process.

[0028] 1. During the docking process, the height of the connecting platform can be adjusted by adjusting the threaded connection between the base and the connecting platform, so as to facilitate the docking of the device with the heat-sealing and cold-cutting bag-making machine. The motor drives the first threaded rod to rotate, thereby driving the movable frame to move, and then driving the material receiving frame to move, so as to realize the automatic transportation of materials.

[0029] 2. During calibration, the longitudinal adjustment screw is rotated to drive the longitudinal movable plate to move, thereby realizing the longitudinal adjustment of the slot switch sensor, and then the transverse adjustment screw is rotated to drive the transverse movable plate to move, thereby realizing the transverse adjustment of the slot switch sensor, thereby realizing multi-directional adjustment to ensure the accuracy of the upstream and downstream equipment positions. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of the three-dimensional structure of the connecting platform of the present invention;

[0031] Figure 2 For the present invention Figure 1 The enlarged structural diagram at A in the middle;

[0032] Figure 3 This is a front view structural diagram of the connection platform of the present invention;

[0033] Figure 4 This is a schematic diagram of the top view of the connecting platform of the present invention;

[0034] Figure 5 It is a schematic diagram of the side structure of the connecting platform of the present invention;

[0035] Figure 6 It is a schematic diagram of the side cross-sectional structure of the fixing plate of the present invention;

[0036] Figure 7 It is a schematic diagram of the three-dimensional structure of the vertical rod of the present invention;

[0037] Figure 8 It is a schematic diagram of the three-dimensional structure of the mounting plate of the present invention.

[0038] In the figure: 1. connecting table; 2. reinforcing ribs; 3. adjusting base; 4. fastening nut; 5. bottom plate; 6. end plate; 7. motor; 8. first threaded rod; 9. fixed plate; 10. movable frame; 1001. clamping plate; 1002. fixing block; 11. receiving frame; 12. sensor sensing sheet; 13. vertical rod; 14. first vertical plate; 1401. longitudinal adjustment screw rod; 1402. first positioning nut; 15. guide rod; 16. longitudinal movable plate; 17. cross rod; 18. second vertical plate; 1801. transverse adjustment screw rod; 1802. second positioning nut; 19. transverse movable plate; 20. fixed rod; 21. placement frame; 22. mounting plate; 23. slot switch sensor; 2301. metal joint. DETAILED DESCRIPTION

[0039] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0040] See also Figure 1-8 The present invention provides a technical solution: an adjustable calibration mechanism suitable for docking with a heat-sealing and cold-cutting bag-making machine, comprising:

[0041] The connecting platform 1 is the mounting base of the entire device. A reinforcing rib 2 is fixed to the side of the lower end of the connecting platform 1, and an adjusting base 3 is symmetrically fixed to the lower end of the connecting platform 1 for adjusting the height of the connecting platform 1;

[0042] The bottom plate 5 is fixed on the connecting platform 1, and the two ends of the bottom plate 5 are fixed with end plates 6, and the right end of the bottom plate 5 is provided with a power output mechanism motor 7, and the motor 7 is fixed on the end plate 6, and a fixing plate 9 is fixed on the end plate 6;

[0043] The movable frame 10 is arranged above the fixed plate 9, and the movable frame 10 is fixedly connected to the material receiving frame 11 by bolts, and the material receiving frame 11 is fixedly connected to an "L"-shaped sensor sensing sheet 12 by bolts;

[0044] The vertical rod 13 is fixed to the reinforcing rib 2 by bolts, and the first vertical plates 14 are symmetrically fixed at both ends of the vertical rod 13, and the guide rods 15 are symmetrically fixed on the first vertical plates 14, a longitudinal movable plate 16 is provided on the vertical rod 13, and a cross bar 17 is fixed on the longitudinal movable plate 16, and the second vertical plates 18 are symmetrically fixed at both ends of the cross bar 17, and the guide rods 15 are symmetrically fixed on the second vertical plates 18;

[0045] A transverse movable plate 19 is arranged above the cross bar 17, and a fixing rod 20 is vertically fixed on the transverse movable plate 19, and a placement rack 21 is fixed on the upper end of the fixing rod 20 for placing sundries;

[0046] The mounting plate 22 is fixed on the transverse movable plate 19 by bolts, and a slot-type switch sensor 23 is fixed on the mounting plate 22 .

[0047] The adjusting base 3 is connected to the fastening nut 4 via threads, and the adjusting base 3 is connected to the connecting platform 1 via threads.

[0048] When using the adjustable calibration mechanism suitable for docking with the heat-sealing cold-cutting bag-making machine, first connect and install the entire device, adjust the height of the connecting platform 1 by adjusting the threaded connection between the base 3 and the connecting platform 1, so that the connecting platform 1 is flush with the heat-sealing cold-cutting bag-making machine, which is convenient for docking with the material receiving rack 11. After adjustment, fix the connecting platform 1 by the tightening positioning action of the tightening nut 4 to ensure the stability of the connecting platform 1, and then dock the material receiving rack 11 with the relevant equipment by bolts.

[0049] A first threaded rod 8 for adjustment is fixed at the end of the output shaft of the motor 7, and the first threaded rod 8 is connected to the end plate 6 through a bearing; a clamping plate 1001 for guiding and limiting is also provided on the movable frame 10, and the clamping plate 1001 is slidably connected to the fixed plate 9, a fixed block 1002 is fixed to the lower end of the clamping plate 1001, and the fixed block 1002 is interconnected with the first threaded rod 8 to realize the adjustment function.

[0050] When the device is used after the adjustment is completed, the first threaded rod 8 is driven to rotate by starting the motor 7, and the movable frame 10 can be driven to move through the threaded connection between the first threaded rod 8 and the fixed block 1002. The sliding limiter between the clamping plate 1001 and the fixed plate 9 ensures the stability of the movement of the movable frame 10. When the movable frame 10 moves, it drives the material receiving frame 11 and the sensor sensing sheet 12 to move. When the sensor sensing sheet 12 and the slot switch sensor 23 cooperate with each other to slide, the signal of the slot switch sensor 23 is triggered, and the signal is output to the PLC and other signal receiving devices, thereby realizing the calibration of the equipment.

[0051] The vertical rod 13 and the horizontal rod 17 are always perpendicular to each other, and the horizontal rod 17 and the connecting platform 1 are always parallel to each other; the first vertical plate 14 is also provided with a longitudinal adjustment screw rod 1401 and a first positioning nut 1402; the longitudinal adjustment screw rod 1401 is connected to the first vertical plate 14 through a bearing, and the longitudinal adjustment screw rod 1401 and the first vertical plate 14 are vertically distributed, and the longitudinal adjustment screw rod 1401 is connected to the longitudinal movable plate 16 through a thread; the first positioning nut 1402 is connected to the longitudinal adjustment screw rod 1401 through a thread, and the first positioning nut 1402 is symmetrically distributed on both sides of the longitudinal movable plate 16; the guide rods 15 are symmetrically distributed on both sides of the longitudinal movable plate 16, and the guide rods 15 are symmetrically distributed on both sides of the transverse movable plate 19, and the guide rods 15 and the longitudinal The movable plate 16 and the transverse movable plate 19 are both slidably connected; a transverse adjustment screw 1801 and a second positioning nut 1802 are also provided on the second vertical plate 18; the transverse adjustment screw 1801 is connected to the second vertical plate 18 through a bearing, and the transverse adjustment screw 1801 and the second vertical plate 18 are vertically distributed, and the transverse adjustment screw 1801 is interconnected with the transverse movable plate 19 through a thread; the second positioning nut 1802 is interconnected with the transverse adjustment screw 1801 through a thread, and the second positioning nut 1802 is symmetrically distributed on both sides of the transverse movable plate 19; the slot-type switch sensor 23 and the sensor sensing sheet 12 cooperate with each other to slide, and a metal joint 2301 is also provided on the slot-type switch sensor 23, and the metal joint 2301 is interconnected with the external power supply.

[0052] After the material receiving rack 11 is docked, in order to ensure the normal operation of the device, it is necessary to calibrate the relative position of the sensor sensing sheet 12 on the docking rack 11 and the slot switch sensor 23. First, the lateral position of the slot switch sensor 23 is adjusted according to actual needs, and the lateral adjustment screw 1801 on the second vertical plate 18 is rotated to drive the lateral movable plate 19 to move, thereby driving the slot switch sensor 23 to move linearly in the lateral direction. The sliding guide effect between the lateral movable plate 19 and the guide rod 15 is used to ensure the stability of the movement of the lateral movable plate 19. After adjustment, the second positioning nut 1802 is used to realize the positioning of the lateral movable plate 19. The longitudinal position of the slot switch sensor 23 can be adjusted by rotating the longitudinal adjustment screw 1401 on the first vertical plate 14, thereby driving the longitudinal movable plate 16 to move, and then driving the slot switch sensor 23 to perform linear motion in the longitudinal direction. The sliding guide effect between the longitudinal movable plate 16 and the guide rod 15 can ensure the stability of the movement of the longitudinal movable plate 16. After adjustment, the first positioning nut 1402 can be used to position the longitudinal movable plate 16. Through the above-mentioned multi-directional adjustment effect, the position adjustment of the slot switch sensor 23 is achieved, ensuring that the slot switch sensor 23 can cooperate with the sensor sensing sheet 12.

[0053] Working principle: Figure 1-8 As shown, when using the adjustable calibration mechanism suitable for docking with the heat-sealing and cold-cutting bag-making machine, first connect and install the entire device, adjust the height of the connecting platform 1 by adjusting the base 3, and use the fastening nut 4 to achieve the fixing effect. When adjusting the position of the slot switch sensor 23, the lateral adjustment effect can be achieved by the action of the lateral adjustment screw rod 1801 and the lateral movable plate 19, and the longitudinal adjustment effect can be achieved by cooperating with the action of the longitudinal adjustment screw rod 1401 and the longitudinal movable plate 16, thereby realizing multi-directional adjustment of the slot switch sensor 23 and ensuring that the slot switch sensor 23 of the device is in a stable state with the sensor. The matching relationship between the sensor sensing sheet 12 is that when detecting, the motor 7 drives the first threaded rod 8 to rotate, thereby driving the sensor sensing sheet 12 to move. When the sensor sensing sheet 12 and the slot switch sensor 23 cooperate with each other to slide, the slot switch sensor 23 signal is triggered, and the output signal is sent to the PLC and other signal receiving devices, so as to realize the calibration of the equipment. This structure is simple and reasonable, with high working efficiency and low labor intensity, and has a wide range of applications. It has good economic benefits after promotion. This is the working principle of the adjustable calibration mechanism suitable for docking with heat-sealing and cold-cutting bag-making machines.

[0054] 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. An adjustable calibration mechanism suitable for docking with a heat-sealing and cold-cutting bag-making machine, characterized in that: include: A connecting platform (1) is a mounting base for the entire calibration mechanism, a reinforcing rib (2) is fixed to the side of the lower end of the connecting platform (1), and an adjusting base (3) is symmetrically fixed to the lower end of the connecting platform (1), and the adjusting base is used to adjust the height of the connecting platform (1); A bottom plate (5) is fixed on the connecting platform (1), and end plates (6) are fixed at both ends of the bottom plate (5), and a power output mechanism is provided at the right end of the bottom plate (5), the power output mechanism is a motor (7), and the motor (7) is fixed on the end plate (6), and a fixing plate (9) is fixed on the end plate (6); A movable frame (10) is arranged above the fixed plate (9), and the movable frame (10) is fixedly connected to a material receiving frame (11) by means of bolts, and an "L"-shaped sensor sensing sheet (12) is fixedly connected to the material receiving frame (11) by means of bolts; A vertical rod (13) is fixed to the reinforcing rib (2) by means of bolts, and first vertical plates (14) are symmetrically fixed at both ends of the vertical rod (13), and guide rods (15) are symmetrically fixed to the first vertical plates (14), a longitudinal movable plate (16) is provided on the vertical rod (13), a cross rod (17) is fixed to the longitudinal movable plate (16), and second vertical plates (18) are symmetrically fixed at both ends of the cross rod (17), and guide rods (15) are symmetrically fixed to the second vertical plates (18); A transverse movable plate (19) is arranged above the transverse rod (17), and a fixing rod (20) is vertically fixed on the transverse movable plate (19), and a placement rack (21) is fixed on the upper end of the fixing rod (20), and the placement rack is used to place sundries; A mounting plate (22) fixed to the transverse movable plate (19) by means of bolts, and a slot-type switch sensor (23) is fixed to the mounting plate (22); The guide rods (15) are symmetrically distributed on both sides of the longitudinal movable plate (16), and the guide rods (15) are symmetrically distributed on both sides of the transverse movable plate (19), and the guide rods (15) are slidably connected to the longitudinal movable plate (16) and the transverse movable plate (19); The second vertical plate (18) is also provided with a transverse adjustment screw rod (1801) and a second positioning nut (1802); A transverse adjustment screw rod (1801) is connected to the second vertical plate (18) via a bearing, the transverse adjustment screw rod (1801) and the second vertical plate (18) are vertically distributed, and the transverse adjustment screw rod (1801) is connected to the transverse movable plate (19) via a thread; The second positioning nuts (1802) are connected to the transverse adjustment screw rod (1801) via threads, and the second positioning nuts (1802) are symmetrically distributed on both sides of the transverse movable plate (19); The slot-type switch sensor (23) and the sensor sensing sheet (12) cooperate with each other to slide, and a metal joint (2301) is also provided on the slot-type switch sensor (23), and the metal joint (2301) is connected to an external power source.

2. The adjustable calibration mechanism suitable for docking with a heat-sealing and cold-cutting bag-making machine according to claim 1, characterized in that: The adjusting base (3) is connected to the fastening nut (4) via threads, and the adjusting base (3) is connected to the connecting platform (1) via threads.

3. The adjustable calibration mechanism suitable for docking with a heat-sealing and cold-cutting bag-making machine according to claim 1, characterized in that: A first threaded rod (8) for adjusting the movement of the movable frame (10) is fixed to the end of the output shaft of the motor (7), and the first threaded rod (8) is connected to the end plate (6) via a bearing.

4. The adjustable calibration mechanism suitable for docking with a heat-sealing and cold-cutting bag-making machine according to claim 1, characterized in that: The movable frame (10) is also provided with a clamping plate (1001) for guiding and limiting, and the clamping plate (1001) is slidably connected to the fixed plate (9), a fixed block (1002) is fixed to the lower end of the clamping plate (1001), and the fixed block (1002) and the first threaded rod (8) are connected to each other to achieve an adjustment function.

5. The adjustable calibration mechanism suitable for docking with a heat-sealing and cold-cutting bag-making machine according to claim 1, characterized in that: The vertical rod (13) and the horizontal rod (17) are always perpendicular to each other, and the horizontal rod (17) and the connecting platform (1) are always parallel to each other.

6. The adjustable calibration mechanism suitable for docking with a heat-sealing and cold-cutting bag-making machine according to claim 1, characterized in that: The first vertical plate (14) is also provided with a longitudinal adjustment screw rod (1401) and a first positioning nut (1402); A longitudinal adjustment screw rod (1401) is connected to the first vertical plate (14) via a bearing, and the longitudinal adjustment screw rod (1401) and the first vertical plate (14) are vertically distributed, and the longitudinal adjustment screw rod (1401) is connected to the longitudinal movable plate (16) via a thread; The first positioning nut (1402) is connected to the longitudinal adjustment screw rod (1401) via a thread, and the first positioning nuts (1402) are symmetrically distributed on both sides of the longitudinal movable plate (16).

Citation Information

Patent Citations

  • Adjustable calibration mechanism suitable for being in butt joint with heat-sealing and cold-cutting bag making machine

    CN215152398U