Cap twisting and screwing mechanism of bottle cap screwing machine

Abstract

The utility model belongs to the technical field of packaging sealing pieces on bottle seals, and provides a cap twisting and screwing mechanism of a bottle cap screwing machine, which comprises a turntable, a plurality of notches are arranged on the circumference of the turntable, and bottles with caps are positioned in the notches; the two sides of the cover are each provided with a rubber wheel, the rubber wheels abut against the cover, the rubber wheels are installed on a rotating shaft, and the rotating shaft penetrates through a bearing seat to be connected with a synchronous belt wheel. The rotating shaft is in interference fit with a bearing in the bearing seat; two adjusting screw rods penetrate through the bearing seat, one end of each adjusting screw rod is fixed on the support, and the other end of each adjusting screw rod is provided with an adjusting nut; a square groove I is formed in the side face of the bearing seat, and a square groove II is formed in the side face of the support. One end of an extrusion spring is installed in the square groove I, and the other end of the extrusion spring is installed in the square groove II. The device is greatly simplified, parts of covers of various specifications and varieties do not need to be replaced, and the working efficiency of the device is greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of packaging closure parts on bottle seals, in particular to a capping and screwing mechanism of a bottle screwing machine. Background Art

[0002] The capping head of the current similar continuous rotary capping machine or filling capping machine is installed on a lifting mechanism equipped with a lifting rod, and the lifting mechanism is installed on a rotating mechanism equipped with a rotating bracket and a rotating motor. The capping head tracks and runs synchronously with the bottle, and the purpose of tightening the cap on the bottle mouth is achieved during the tracking process. The equipment structure is relatively complicated. After adopting this new practical mechanism, the equipment is greatly simplified, and the replacement parts required for equipment of multiple specifications and varieties are greatly reduced, which greatly improves the working efficiency of the equipment and enhances the adaptability of the equipment.

[0003] CN214935893U discloses a tension belt type capping mechanism, which is provided on both sides of the cap of a vertical bottle, and includes two synchronous capping wheels, a synchronous belt wound around the synchronous capping wheels, a buffer block provided inside the synchronous belt to push the synchronous belt to press the side of the cap, and a buffer spring provided at the rear side of the buffer block to push. The distance between the two mechanisms cannot be adjusted, and the bottle caps of different diameters cannot be used. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a capping and capping mechanism of a bottle capping machine which simplifies the equipment, improves the working efficiency and enhances the adaptability of the equipment.

[0005] The capping and capping mechanism of the bottle capping machine comprises a turntable, a plurality of notches are arranged on the circumference of the turntable, and the bottles with caps are located in the notches; a rubber wheel is arranged on each side of the cap, the rubber wheel is pressed against the cap, the rubber wheel is installed on the rotating shaft, and the rotating shaft passes through the bearing seat and is connected with the synchronous pulley; the rotating shaft and the bearing in the bearing seat are interference fit; two adjusting screws are passed through the bearing seat, one end of the adjusting screw is fixed on the support, and the other end of the adjusting screw is provided with an adjusting nut; a square groove I is arranged on the side of the bearing seat, and a square groove II is arranged on the side of the support, and the square groove I and the square groove II are opposite to each other; one end of the extrusion spring is installed in the square groove I, and the other end of the extrusion spring is installed in the square groove II.

[0006] By adopting the above technical solution, it is installed above the turntable. When the cover is driven to run, the cover is rubbed and rotated a certain angle when it passes through the middle of each pair of rubber wheels. After several sets of rubber wheels are rubbed multiple times, the cover is tightened. The spacing between each set of rubber wheels is adjusted by adjusting nuts. The equipment is greatly simplified, so that there is no need to replace parts for covers of various specifications and varieties, which greatly improves the working efficiency of the equipment.

[0007] Preferably, there are two adjusting screws, which are symmetrically distributed on both sides of the square groove I.

[0008] By adopting the above technical solution, the adjusting screws are symmetrically distributed on both sides of the extrusion spring, so that the upper and lower ends of the bearing seat are evenly stressed, which plays a balancing role, keeps the extrusion spring level, avoids lateral bending of the extrusion spring, generates local high stress and premature breakage, extends the service life of the extrusion spring, and improves the service life of the mechanism.

[0009] Preferably, the synchronous pulley includes a main wheel, multiple slave wheels, multiple transition wheels and a synchronous belt; the synchronous belt is wound around the main wheel, the slave wheel and the transition wheel; the main wheel drives the synchronous belt, and the synchronous belt drives the slave wheel; the transition wheel is interspersed between the main wheel and the slave wheel, and between the slave wheels, to tension the synchronous belt.

[0010] Preferably, the main wheel, the slave wheel and the transition wheel are wound on the same synchronous belt and run in the same direction.

[0011] By adopting the above technical solution, the main wheel is driven by the motor to generate power, and through a synchronous belt, it drives multiple other slave wheels to rotate in the same direction to complete the tightening of the lid, avoid transmission errors, and ensure that the lid screwing work is completed reliably.

[0012] Preferably, the main wheel and the slave wheel are respectively provided with rotating shafts, and rubber wheels are respectively arranged on the respective rotating shafts.

[0013] By adopting the above technical solution, each rubber wheel is driven by its own main wheel and slave wheel, and two rubber wheels form a group to screw on a cover, which is fast and efficient, and has high working efficiency.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. The utility model is installed above the turntable. When the cover is driven to run, the cover is rubbed and rotated to a certain angle when it passes through the middle of each pair of rubber wheels. After several sets of rubber wheels are rubbed multiple times, the cover is tightened. The spacing between each set of rubber wheels is adjusted by adjusting nuts. The equipment is greatly simplified, so that there is no need to replace parts for covers of various specifications and varieties, which greatly improves the working efficiency of the equipment.

[0016] 2. The extrusion spring of the utility model pushes the bearing seat with the rubber wheel outward, and the adjusting nut blocks it. When the position of the rubber wheel needs to be adjusted, only the upper and lower adjusting nuts are needed. When the adjusting nuts are adjusted inward, the distance between the two rubber wheels is reduced, and vice versa, the distance between the two rubber wheels is moved away. This can be used for bottle caps of different diameters, thus enhancing the adaptability of the equipment.

[0017] 3. Each rubber wheel of the utility model is driven by its own main wheel and slave wheel, and two rubber wheels form a group to screw on a cover, which is fast and efficient, and has high working efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is the front view of the rubber wheel rubbing cover of the utility model;

[0020] Figure 3 This is a top view of the rubber wheel rubbing cover of the utility model;

[0021] Figure 4 This is a schematic diagram of the synchronous pulley structure of the utility model.

[0022] Figure number: 1. Rubber wheel, 2. Cover, 3. Turntable, 4. Synchronous pulley, 5. Adjusting nut, 6. Bearing seat, 7. Pressing spring, 8. Square groove I, 9. Square groove II, 10. Adjusting screw, 11. Main wheel, 12. Synchronous belt, 13. Rotating shaft, 14. Support, 15. Slave wheel, 16. Transition wheel. DETAILED DESCRIPTION

[0023] like Figure 1 , 2 As shown, the capping and capping mechanism of the bottle capping machine includes a rotating disk 3, and a plurality of notches are arranged on the circumference of the rotating disk 3, and the bottle with the cap 2 is located in the notches; a rubber wheel 1 is arranged on each side of the cap 2, and two rubber wheels 1 form a group, and the two rubber wheels 1 are respectively pressed against the cap 2. The rubber wheel 1 is installed on the rotating shaft 13, and the rotating shaft 13 passes through the bearing seat 6 and is connected with the synchronous pulley 4. The rotating shaft 13 is interference fit with the bearing in the bearing seat 6. Two adjusting screws 10 are arranged in the bearing seat 6, one end of the adjusting screw 10 is fixed on the support 14, and the other end of the adjusting screw 10 is provided with an adjusting nut 5, and the bearing seat 6 can slide on the adjusting screw 10. A square groove I8 is provided on the side of the bearing seat 6, and a square groove II9 is ​​provided on the side of the support 14, and the square groove I8 and the square groove II9 are opposite. One end of the extrusion spring 7 is installed in the square groove I8, and the other end of the extrusion spring 7 is installed in the square groove II9, and the extrusion spring 7 gives thrust to the square groove I8 and the square groove II9. The present application is installed above the turntable 3. When the cover 2 is driven to run, the cover 2 is rubbed and rotated by a certain angle when it passes between each pair of rubber wheels 1. Figure 3 After several groups of rubber wheels 1 are rubbed several times, the cover 2 is tightened, and the spacing between each group of rubber wheels 1 is adjusted by adjusting nuts 5. The equipment is greatly simplified, so that there is no need to replace parts for covers 2 of various specifications, which greatly improves the working efficiency of the equipment.

[0024] The two adjusting screws 10 are symmetrically distributed on both sides of the square groove Ⅰ8, so that the upper and lower ends of the bearing seat 6 are evenly stressed, which plays a balancing role, keeps the extrusion spring 7 horizontal, avoids the extrusion spring from bending horizontally, and produces local high stress and premature damage, prolongs the service life of the extrusion spring 7, and improves the service life of the mechanism. The extrusion spring 7 pushes the bearing seat 6 with the rubber wheel 1 outward, and the adjusting nut 5 blocks it. When the position of the rubber wheel 1 is to be adjusted, just adjust the upper and lower two sets of adjusting nuts 5. If the adjusting nut 5 is adjusted inward, the distance between the two rubber wheels 1 will be reduced, and vice versa, it can be used for bottle caps of different diameters, enhancing the adaptability of the equipment.

[0025] like Figure 4 As shown, the synchronous pulley 4 includes a main wheel 11, a plurality of slave wheels 15, a plurality of transition wheels 16 and a synchronous belt 12. The synchronous belt 12 is wound around the main wheel 11, the slave wheels 15 and the transition wheel 16. The main wheel 11 drives the synchronous belt 12, and the synchronous belt 12 drives the slave wheels 15. The transition wheel 16 is inserted between the main wheel 11 and the slave wheels 15, and between the slave wheels 15 and the slave wheels 15, to tension the synchronous belt 12. The main wheel 11 and the slave wheels 15 are respectively installed with a rotating shaft 13, and a rubber wheel 1 is respectively installed on each rotating shaft 13. Each rubber wheel 1 is driven by its own main wheel 11 and slave wheel 15, and two rubber wheels 1 form a group, which are screwed together to form a cover. The screwing is fast and efficient, and the work efficiency is high.

[0026] The main wheel 11, the slave wheel 15, and the transition wheel 16 are wound on the same synchronous belt 12 and run in the same direction. The main wheel 11 of the present application is driven by a motor to generate power, and through a synchronous belt 12, drives multiple slave wheels 15 to rotate in the same direction to complete the tightening of the lid 2, avoid transmission errors, and ensure that the lid screwing work is completed reliably. The transition wheel 16 ensures efficient engagement between the synchronized main wheels 11, slave wheels 15 and the synchronous belt 12, and has a tensioning effect.

[0027] The rotating turntable 3 of the present application has a plurality of notches on its circumference, and the bottle with the cap 2 follows the turntable 3 in the notches. Several sets of capping rubber wheels are on the moving track through which the cap 2 passes, and the spacing between each pair of rubber wheels 1 is adjustable to accommodate different diameters of the cap 2. When the cap 2 passes between each pair of rubber wheels 1, it is rubbed and rotated by the rubber wheels 1 and rotates by a certain angle. After being rubbed by several sets of rubber wheels 1, the cap 2 is screwed onto the bottle mouth.

[0028] Those skilled in the art should understand that the embodiments of the present invention described above and shown in the accompanying drawings are only examples and do not limit the present invention. The purpose of the present invention has been fully and effectively achieved. The functions and structural principles of the present invention have been demonstrated and explained in the embodiments. Without departing from the principles, the embodiments of the present invention may be deformed or modified in any way.

Claims

1. A capping and capping mechanism of a bottle capping machine, comprising a turntable (3), a plurality of notches being arranged on the circumference of the turntable (3), and bottles with caps (2) being located in the notches; characterized in that: A rubber wheel (1) is provided on each side of the cover (2), the rubber wheel (1) being pressed against the cover (2), the rubber wheel (1) being mounted on a rotating shaft (13), the rotating shaft (13) passing through a bearing seat (6) and being connected to a synchronous pulley (4); the rotating shaft (13) and the bearing in the bearing seat (6) are interference fit; two adjusting screws (10) are passed through the bearing seat (6), one end of the adjusting screws (10) is fixed on a support (14), and an adjusting nut (5) is provided on the other end of the adjusting screws (10); a square groove I (8) is provided on a side surface of the bearing seat (6), and a square groove II (9) is provided on a side surface of the support (14), the square groove I (8) and the square groove II (9) being opposite to each other; one end of an extrusion spring (7) is installed in the square groove I (8), and the other end of the extrusion spring (7) is installed in the square groove II (9).

2. The capping and screwing mechanism of the bottle capping machine according to claim 1, characterized in that: There are two adjusting screws (10), which are symmetrically distributed on both sides of the square groove I (8).

3. The capping and screwing mechanism of the bottle capping machine according to claim 1, characterized in that: The synchronous pulley (4) comprises a main wheel (11), a plurality of slave wheels (15), a plurality of transition wheels (16) and a synchronous belt (12); the synchronous belt (12) is wound around the main wheel (11), the slave wheels (15) and the transition wheel (16); the main wheel (11) drives the synchronous belt (12), and the synchronous belt (12) drives the slave wheels (15); the transition wheel (16) is inserted between the main wheel (11) and the slave wheels (15), and between the slave wheels (15) and the slave wheels (15), and tensions the synchronous belt (12).

4. The capping and screwing mechanism of the bottle capping machine according to claim 3, characterized in that: The main wheel (11), the slave wheel (15) and the transition wheel (16) are wound around the same synchronous belt (12) and run in the same direction.

5. The capping and screwing mechanism of the bottle capping machine according to claim 4, characterized in that: The main wheel (11) and the secondary wheel (15) are respectively provided with a rotating shaft (13), and a rubber wheel (1) is respectively provided on each rotating shaft (13).

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