Envelope gluing device

Abstract

The utility model discloses an envelope gluing device, and belongs to the technical field of envelope processing. The device comprises a rack, a protection box is arranged in the middle of one side of the rack, an oil adding box is arranged at the top end of the protection box, an oil discharging pipe is arranged at the bottom end of the oil adding box in a penetrating mode, an oil discharging opening is formed in the bottom end of the protection box, and a driving motor is arranged on the side, away from the protection box, of the rack. A driving gear is arranged at the output end of the driving motor, a driven gear is arranged at one end of the driving gear in a meshed mode, a connecting shaft is arranged in the driven gear in a penetrating mode, a rotating disc is arranged at the end, away from the rack, of the connecting shaft, and mounting shafts are evenly arranged on the outer side of the rotating disc. Through the arrangement of the protection box, the oil filling box, the driven gear, the driving gear and the oil discharging pipe, the gear in the protection box can be conveniently protected and lubricated through the cooperation of the protection box and the oil discharging pipe, and the service life of the device is effectively prolonged.

Description

Technical Field

[0001] The present application relates to the technical field of envelope processing, and in particular to an envelope gluing device. Background Art

[0002] Envelopes are generally rectangular paper bags used to deliver letters and exchange information. Bubble wrap is a lightweight, transparent, non-toxic, and odorless plastic packaging material that provides moisture protection, cushioning, and insulation. Adding bubble wrap to envelopes protects the contents. After the envelopes are formed by a forming machine, the opening is coated with glue and affixed with release paper for easy sealing. Therefore, an envelope gluing device is required.

[0003] A post-envelope gluing device is currently available, as described in patent publication number CN215826092U. This product comprises: a frame, a fixed seat and a fixed bracket respectively mounted on the surface of the frame, the inner wall of the fixed seat being rotatably connected to a connecting shaft, and a turntable and a driving mechanism respectively mounted on the surface of the connecting shaft. The post-envelope gluing device is provided with a stop switch, a start switch, and a driving mechanism. The start switch is used to turn on the motor, and the output shaft of the motor rotates, driving the driven gear to rotate via the transmission shaft. The driven gear meshes with the driving gear, driving the driving gear to rotate. The driving gear drives the turntable to rotate via the connecting shaft, turning a new paper roll to the unwinding position. The stop switch is used to turn off the motor, stopping the turntable, and a new paper roll can be connected to continue production and processing. A new paper roll can be installed during normal processing, eliminating the need for long-term downtime for roll replacement, thereby improving production efficiency.

[0004] With respect to the above-mentioned related technologies, the applicant believes that the gears of the device are exposed to the outside, which may easily cause safety hazards, and the gears may be worn or damaged after working for a long time, which may easily affect the normal operation of the device. Utility Model Content

[0005] The purpose of this application is to provide an envelope gluing device to solve the problem that the gears of the device proposed in the above background technology are exposed to the outside and the gears will be worn or damaged after long-term operation, which easily affects the normal operation of the device.

[0006] To achieve the above-mentioned purpose, the present application provides the following technical solutions: an envelope gluing device, comprising a frame, a protective box is provided in the middle part of one side of the frame, a refueling box is provided at the top of the protective box, an oil drain pipe is provided through the bottom end of the refueling box, and an oil drain port is provided at the bottom end of the protective box; a driving motor is provided on the side of the frame away from the protective box, a driving gear is provided at the output end of the driving motor, a driven gear is meshed with one end of the driving gear, a connecting shaft is provided inside the driven gear, a turntable is provided at the end of the connecting shaft away from the frame, mounting shafts are evenly provided on the outside of the turntable, and a paper roll is provided on the outside of the mounting shaft.

[0007] By adopting the above technical solution and utilizing the combination of the protective box and the oil drain pipe, the gears inside the protective box can be conveniently protected and lubricated, effectively extending the service life of the device; new paper rolls can be installed during normal processing without having to stop the machine for a long time to change rolls, thereby improving production efficiency.

[0008] Preferably, a control switch is provided on the top of the rack.

[0009] By adopting the above technical solution, the operation of the device can be conveniently opened and closed.

[0010] Preferably, an inspection door is rotatably provided at the top of the protective box, a movable groove is provided inside the inspection door, a spring is provided inside the movable groove, an adjustment block is provided at the end of the spring close to the refueling tank, and a clamping block is provided at the end of the adjustment block away from the spring.

[0011] By adopting the above technical solution, the gears inside the protective box can be easily inspected and repaired by removing the clamping block from the interior of the protective box, thereby effectively improving the practicality of the device.

[0012] Preferably, the protective box and the frame form a welded integrated structure.

[0013] By adopting the above technical solution, the stability of the protective box during operation can be improved.

[0014] Preferably, a limiting cap is provided on the side of the installation shaft away from the turntable, and the limiting cap is connected to the installation shaft via a threaded connection.

[0015] By adopting the above technical solution, the paper roll can be easily limited.

[0016] Preferably, a control valve is provided outside the oil drain pipe.

[0017] By adopting the above technical solution, the control valve is opened to allow the lubricating oil inside the refueling tank to drip through the oil drain pipe, thereby protecting and lubricating the accessories inside the protective box.

[0018] In summary, the present application includes at least one of the following beneficial effects:

[0019] 1. By setting up a protection box, a fuel tank, a driven gear, a driving gear and an oil drain pipe, and utilizing the cooperation of the protection box and the oil drain pipe, the gears inside the protection box can be conveniently protected and lubricated, effectively extending the service life of the device;

[0020] 2. By providing a protective box, an inspection door, a spring, a movable slot, a card block and an adjustment block, and by removing the card block from the inside of the protective box, the gears inside the protective box can be easily inspected, which effectively improves the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the main structure of this application;

[0022] Figure 2 This is a side view schematic diagram of the structure of this application;

[0023] Figure 3 This is a schematic diagram of the internal structure of the protective box of this application;

[0024] Figure 4 For this application Figure 3 Enlarged structural diagram at point A in the middle.

[0025] In the figure: 1. Frame; 2. Protective box; 3. Limit cap; 4. Turntable; 5. Paper roll; 6. Oil drain port; 7. Fuel tank; 8. Control switch; 9. Mounting shaft; 10. Connecting shaft; 11. Drive motor; 12. Inspection door; 13. Driven gear; 14. Driving gear; 15. Oil drain pipe; 16. Spring; 17. Movable slot; 18. Block; 19. Adjustment block. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of this application to clearly and completely describe the technical solutions in the embodiments of this application. Obviously, the embodiments described are only part of the embodiments of this application, not all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of this application.

[0027] The following is combined with Figure 1-4 The embodiments of the present application are described in further detail.

[0028] Combined with attachment Figures 1 to 3, the present application provides an embodiment: an envelope gluing device, including a frame 1, a protective box 2 is provided in the middle part of one side of the frame 1, the protective box 2 can protect the internal accessories, the protective box 2 and the frame 1 form a welded integrated structure, which can improve the stability of the protective box 2 during operation, a refueling tank 7 is provided at the top of the protective box 2, and an oil drain pipe 15 is provided through the bottom end of the refueling tank 7, and a control valve is provided on the outside of the oil drain pipe 15. By opening the control valve, the lubricating oil inside the refueling tank 7 drips through the oil drain pipe 15, which can protect and lubricate the accessories inside the protective box 2, effectively extending the service life of the device, and an oil drain port 6 is provided at the bottom end of the protective box 2 to facilitate the discharge of waste oil.

[0029] A control switch 8 is provided at the top of the frame 1, and a drive motor 11 is provided on the side of the frame 1 away from the protective box 2. A driving gear 14 is provided at the output end of the drive motor 11, and one end of the driving gear 14 is meshed with a driven gear 13. A connecting shaft 10 is provided inside the driven gear 13, and a turntable 4 is provided at the end of the connecting shaft 10 away from the frame 1. The outer side of the turntable 4 is evenly provided with mounting shafts 9, and the outer side of the mounting shaft 9 is provided with a paper roll 5. The control switch 8 is started to turn on the drive motor 11, and the output shaft of the drive motor 11 rotates to drive the driving gear 14 to rotate, and the driven gear 13 is engaged with the driving gear 14, driving the driven gear 13 to rotate, and the driven gear 13 drives the turntable 4 to rotate through the connecting shaft 10, turning the new paper roll 5 to the unwinding position, and turning off the drive motor 11 by the stop control switch 8 to stop the rotation of the turntable 4, and the new paper roll 5 can be connected to continue production and processing. During normal processing, the new paper roll 5 can be installed, and there is no need to stop for a long time to change the roll, thereby improving production efficiency; a limiting cap 3 is provided on the side of the mounting shaft 9 away from the turntable 4, and the limiting cap 3 is connected to the mounting shaft 9 by a threaded connection, which can facilitate the limiting of the paper roll 5.

[0030] Combined with attachment Figure 4 An inspection door 12 is rotatably provided at the top of the protective box 2. A movable groove 17 is provided inside the inspection door 12. A spring 16 is provided inside the movable groove 17. An adjusting block 19 is provided at the end of the spring 16 close to the refueling tank 7. A clamping block 18 is provided at the end of the adjusting block 19 away from the spring 16. By pulling the adjusting block 19, the clamping block 18 can be removed from the interior of the protective box 2, and the inspection door 12 can be opened, thereby facilitating the inspection of the driven gear 13 and the driving gear 14 inside the protective box 2.

[0031] The implementation principle of an envelope gluing device of the present application is as follows:

[0032] First, during use, when the paper roll 5 is used up, the control switch 8 is started to turn on the drive motor 11, and the output shaft of the electric drive motor 11 rotates to drive the driving gear 14 to rotate, and the driven gear 13 is engaged with the driving gear 14, driving the driven gear 13 to rotate, and the driven gear 13 drives the turntable 4 to rotate through the connecting shaft 10, and the new paper roll 5 is turned to the unwinding position. The drive motor 11 is turned off by stopping the control switch 8, so that the turntable 4 stops rotating, and the new paper roll 5 is connected to continue production and processing. During normal processing, the new paper roll 5 can be installed, and there is no need to stop the machine for a long time to change the roll, thereby improving production efficiency.

[0033] Secondly, when the driven gear 13 and the driving gear 14 are working, by opening the control valve, the lubricating oil inside the refueling tank 7 drips through the oil drain pipe 15, which can protect and lubricate the driven gear 13 and the driving gear 14, effectively extending the service life of the device;

[0034] Finally, after the device has been working for a period of time, the blocking block 18 can be removed from the inside of the protective box 2 by pulling the adjusting block 19, and the inspection door 12 can be opened, thereby facilitating the inspection of the driven gear 13 and the driving gear 14 inside the protective box 2, effectively improving the practicality of the device.

[0035] It will be apparent to those skilled in the art that the present application is not limited to the details of the exemplary embodiments described above, and that the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present application is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be included therein. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. An envelope gluing device, comprising a frame (1), characterized in that: A protective box (2) is provided in the middle of one side of the frame (1), a refueling box (7) is provided at the top of the protective box (2), an oil drain pipe (15) is provided through the bottom end of the refueling box (7), and an oil drain port (6) is provided at the bottom end of the protective box (2); a driving motor (11) is provided on the side of the frame (1) away from the protective box (2), a driving gear (14) is provided at the output end of the driving motor (11), a driven gear (13) is meshed with one end of the driving gear (14), a connecting shaft (10) is provided inside the driven gear (13), a turntable (4) is provided at the end of the connecting shaft (10) away from the frame (1), mounting shafts (9) are evenly provided on the outside of the turntable (4), and a paper roll (5) is provided outside the mounting shaft (9).

2. The envelope gluing device according to claim 1, characterized in that: A control switch (8) is provided at the top of the frame (1).

3. The envelope gluing device according to claim 1, characterized in that: An inspection door (12) is rotatably provided at the top of the protection box (2), a movable groove (17) is provided inside the inspection door (12), a spring (16) is provided inside the movable groove (17), an adjustment block (19) is provided at one end of the spring (16) close to the fuel tank (7), and a clamping block (18) is provided at one end of the adjustment block (19) away from the spring (16).

4. The envelope gluing device according to claim 1, characterized in that: The protection box (2) and the frame (1) form a welded integrated structure.

5. The envelope gluing device according to claim 1, characterized in that: A limiting cap (3) is provided on the side of the installation shaft (9) away from the turntable (4), and the limiting cap (3) is connected to the installation shaft (9) via a threaded connection.

6. The envelope gluing device according to claim 1, characterized in that: A control valve is provided outside the oil drain pipe (15).

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