Automatic cover locking and loosening mechanism

Abstract

The utility model discloses an automatic cap locking and loosening mechanism, which belongs to the technical field of bottle capping and comprises a conveying frame for conveying bottles, a conveying belt is arranged at the bottom of an inner cavity of the conveying frame, fixing frames are fixed on two sides of the conveying frame, moving frames are movably arranged on the inner sides of the fixing frames, and the moving frames are movably arranged on the conveying frame. The movable frames are attached to the outer side of the conveying frame, clamping assemblies for moving the movable frames in the opposite directions are arranged on the inner sides of the fixed frames, through grooves are formed in the two sides of the conveying frame, and clamping seats are movably arranged in inner cavities of the through grooves. The contact rollers on the two sides move towards the middle, the contact rollers make contact with the bottle caps conveniently, then the rotating assembly drives the contact rollers to rotate through the rotating shafts, the bottle caps are locked and loosened by rotating the contact rollers, and the problem that a traditional cap locking and loosening device cannot adapt to different bottle caps is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to bottle body capping technical field, concretely is a kind of automatic lock cover and loose cover mechanism. BACKGROUND

[0002] After filling liquid by bottle body, bottle cap needs to be closed to bottle body bottle mouth, usually using capping device to automatically complete lock cover and loose cover work, improve processing efficiency.

[0003] In prior art, the Chinese utility model content with authorized announcement number: CN219449256U discloses a bottle body capping device, by setting conveying device automatic conveying bottle body moves towards bottle cap under material feeding cylinder, then by rack controls one bottle cap to fall and be installed in bottle body bottle mouth each time, and then under the operation of servo motor one, control the rotation of arc-shaped positioning tooth clamped in the both sides of bottle cap, then quickly screw installation bottle cap on the bottle mouth of bottle body, realize the function of automatic bottle body screw installation bottle cap.

[0004] The bottle cap in the above technical scheme is released by bottle cap material feeding cylinder, then bottle body is clamped by positioning groove on conveying device, bottle cap rotating mechanism is by clamping bottle cap piece on the outside of bottle cap, then rotates around bottle body, since bottle body is only limited and fixed by positioning groove, under the driving of bottle cap rotating mechanism, bottle body is easy to incline, leading to that bottle body and bottle cap are separated from bottle cap clamping piece, and the size of positioning groove limits the size of bottle body, cannot be applied to multiple different bottle body and bottle cap capping processing. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of automatic lock cover and loose cover mechanism, by clamping assembly, mobile frame is moved, the distance between the two sides contact roller is adjusted, to facilitate the clamping and fixing of bottle cap of different specifications, then lock cover and loose cover, in the process of mobile frame movement, clamping seat is supported by connecting spring, it is convenient that clamping seat is in advance clamped and fixed to bottle body, to solve the problem raised in the above background.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: An automatic lock cover and loose cover mechanism, including the conveying frame that carries out the conveying to the bottle body, the bottom of the conveying frame inner chamber is provided with conveying belt, both sides of the conveying frame are fixed with the fixed frame, the inside of the fixed frame is movably provided with the moving frame, the moving frame is attached to the outside of the conveying frame, the inside of the fixed frame is provided with the clamping assembly that moves to the moving frame, both sides of the conveying frame are provided with the through slot, and the inner chamber of the through slot is movably provided with the clamping seat, the outside of the clamping seat is fixed with the connecting spring, one end of the connecting spring away from the clamping seat is fixed on the moving frame, the moving frame is rotatably installed with two groups of rotary shafts on the side opposite to each other through the mounting plate, the outside of the rotary shaft is fixed with the contact roller for bottle cap rotation, the inside of the moving frame is provided with the rotation assembly that drives the contact roller.

[0007] Preferably, the clamping assembly comprises a bidirectional screw rod rotatably connected between the fixed frames by bearings, one side of the fixed frame is fixed with a drive motor, the drive motor penetrates through the fixed frame and is keyed connected with one end of the bidirectional screw rod, the outside of the bidirectional screw rod is threadedly connected with two groups of screw sleeves, and the screw sleeves are fixedly embedded in the inside of the moving frame.

[0008] Preferably, the rotation assembly comprises a rotary motor fixed on the top of the moving frame, the output shaft of the rotary motor is fixed with a drive pulley, the outside of the rotary shaft is fixed with a driven pulley, and the outside of the drive pulley and the driven pulley is transmissionally connected with a transmission belt.

[0009] Preferably, the moving frame comprises a base and a movable seat, an adjusting screw rod is rotatably connected with the center of the top of the base by bearings, the adjusting screw rod is threadedly penetrated through the movable seat above the base, the top of the base is fixed with a limiting rod, and the bottom of the movable seat is provided with a limiting hole movably connected with the limiting rod.

[0010] Preferably, the bottom of the inner chamber of the base is provided with a sliding groove, a sliding block is slidably connected in the inner chamber of the sliding groove, and the top of the sliding block penetrates through the sliding groove and is fixed on the bottom of the conveying frame.

[0011] Preferably, the outside of the clamping seat is fixed with a positioning rod, one end of the positioning rod away from the clamping seat penetrates through the base and extends outward and is fixed with a limiting ring.

[0012] Preferably, the inside of the clamping seat is bonded with an antiskid gasket, and the outside of the contact roller is provided with a vertical groove.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1. The utility model discloses a clamping assembly drives two groups of moving frame to move to the middle, makes the contact roller of both sides move to the middle, and the contact roller is convenient for contacting the bottle cap, and then the rotating assembly is rotated through the rotation axis and drives the contact roller to rotate, realizes the lock cover and the loose cover processing of bottle cap through the rotating direction of contact roller, solves the problem that traditional lock cover and loose cover device can not adapt to different bottle caps.

[0015] 2. The utility model discloses through the setting of moving frame structure, utilize the adjusting screw rod and drive movable seat to move up and down, adjust the height of contact roller, make contact roller contact with bottle cap according to the height of bottle body conveniently. DRAWINGS

[0016] Fig. 1 It is the three-dimensional structure schematic diagram of the utility model;

[0017] Fig. 2 It is the local three-dimensional structure schematic diagram of the utility model;

[0018] Fig. 3 It is the three-dimensional structure schematic diagram of moving frame of the utility model;

[0019] Fig. 4 It is the three-dimensional structure schematic diagram of rotating assembly of the utility model.

[0020] The figure reference: 1, conveying frame;2, conveying belt;3, fixed frame;4, moving frame;41, base;42, movable seat;43, adjusting screw rod;44, limit rod;5, clamping assembly;51, two -way screw;52, drive motor;53, screw sleeve;6, clamping seat;7, connecting spring;8, rotation axis;9, rotating assembly;91, rotating motor;92, driven pulley;93, driven pulley;94, transmission belt;10, contact roller;11, sliding slot;12, sliding block;13, positioning rod;14, limit ring. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the scope of protection of the utility model.

[0022] The utility model provides Figs. 1-4The utility model provides an automatic locking cover and loosening cover mechanism, including the conveying frame 1 who conveys to the bottle body, the bottom of conveying frame 1 inner chamber is provided with conveying belt 2, both sides of conveying frame 1 are fixed with fixed frame 3, the inner side of fixed frame 3 is movably provided with moving frame 4, and moving frame 4 is attached to the outside of conveying frame 1, and the inner side of fixed frame 3 is provided with the clamping assembly 5 that moves towards the moving frame 4, both sides of conveying frame 1 are provided with through slot, and the inner chamber of through slot is movably provided with clamping seat 6, and the outside of clamping seat 6 is fixed with connecting spring 7, and the end away from clamping seat 6 of connecting spring 7 is fixed on moving frame 4, and the opposite side of moving frame 4 is rotatably installed with two groups of rotary shafts 8 through mounting plate, and the outside of rotary shaft 8 is fixed with the contact roller 10 for bottle cap rotation, and the inner side of moving frame 4 is provided with the rotation assembly 9 for driving contact roller 10;

[0023] Two groups of moving frame 4 are moved to the middle by clamping assembly 5, make both sides contact roller 10 move to the middle, the contact roller 10 is convenient for contact bottle cap, then rotation assembly 9 drives contact roller 10 to rotate through rotary shaft 8, and the locking cover and loosening cover processing of bottle cap are realized by the rotation direction of contact roller 10, solve the problem that traditional locking cover and loosening cover device cannot adapt to different bottle caps.

[0024] Clamping assembly 5 includes the bidirectional screw rod 51 rotatably connected between the fixed frame 3, and the outside of the bidirectional screw rod 51 is threadedly connected with two groups of screw sleeves 53, and the screw sleeve 53 is fixedly embedded in the inside of the moving frame 4, and the bidirectional screw rod 51 is driven to rotate by the driving motor 52, and then the moving frame 4 is moved to the middle by the screw sleeve 53, and the bottle cap is clamped by the contact roller 10, and the clamping seat 6 is supported by the connecting spring 7, and the bottle body is fixed.

[0025] Rotation assembly 9 includes the rotating motor 91 fixed on the top of moving frame 4, the output shaft of rotating motor 91 is fixed with the drive pulley 92, the outside of rotary shaft 8 is fixed with the driven pulley 93, and the transmission belt 94 is transmissionally connected between the outside of the drive pulley 92 and the driven pulley 93, the drive pulley 92 is driven to rotate by the rotating motor 91, then the driven pulley 93 is driven to rotate by the transmission belt 94, the rotary shaft 8 and the contact roller 10 are driven, and the locking cover and loosening cover processing of bottle cap is facilitated.

[0026] The mobile frame 4 comprises a base 41 and a movable seat 42, the center of the top of the base 41 is rotatably connected with an adjusting lead screw 43 through a bearing, the adjusting lead screw 43 is threaded through the movable seat 42 above the base 41, the top of the base 41 is fixed with a limiting rod 44, and the bottom of the movable seat 42 is provided with a limiting hole which is movably connected with the limiting rod 44, through the structure of the mobile frame 4, the movable seat 42 is driven by the adjusting lead screw 43 to move up and down, and the height of the contact roller 10 is adjusted, so that the contact roller 10 can be in contact with the bottle cap according to the height of the bottle body.

[0027] The bottom of the inner cavity of the base 41 is provided with a sliding groove 11, the inner cavity of the sliding groove 11 is slidably connected with a sliding block 12, the top of the sliding block 12 penetrates through the sliding groove 11 and is fixed at the bottom of the conveying frame 1, through the sliding of the sliding block 12 in the sliding groove 11, the mobile frame 4 can be conveniently translated left and right in close contact with the conveying frame 1, and the stability of the mobile frame 4 is ensured.

[0028] The outer side of the clamping seat 6 is fixed with a positioning rod 13, one end of the positioning rod 13 away from the clamping seat 6 penetrates through the base 41 and extends outward and is fixed with a limiting ring 14, through the setting of the positioning rod 13, the stability of the position of the mobile frame 4 is ensured, and the shaking of the mobile frame 4 and the clamping seat 6 is prevented.

[0029] The inner side of the clamping seat 6 is bonded with an anti-skid pad, and the outer side of the contact roller 10 is provided with a vertical groove, through the setting of the anti-skid pad, the friction between the clamping seat 6 and the bottle body is increased, so that the relative sliding between the bottle body and the clamping seat 6 does not occur when the bottle cap is locked and loosened, and the bottle cap cannot be operated, and at the same time, the groove on the outer side of the contact roller 10 can be connected with the anti-skid strip on the surface of the bottle cap, and the driving force of the contact roller 10 on the bottle cap is improved.

[0030] In specific use, the bottle body is conveyed forward along the inner cavity of the conveying frame 1 by the conveying belt 2, then the driving motor 52 is periodically started, the driving motor 52 drives the bidirectional screw rod 51 to rotate, then the bidirectional screw rod 51 drives the two groups of mobile frames 4 to move closer to the middle through the screw sleeve 53, then the mobile frame 4 pushes the clamping seat 6 through the connecting spring 7, so that the clamping seat 6 moves to the inner side of the conveying frame 1 through the through slot and clamps the bottle body, with the movement of the mobile frame 4, the connecting spring 7 is compressed and continuously limits the bottle body, and at the same time, the two groups of contact rollers 10 on the mobile frame 4 are in close contact with the outer side of the bottle cap, then the rotating motor 91 drives the driving belt pulley 92 to rotate, the driving belt pulley 92 drives the driven belt pulley 93 to rotate through the transmission belt 94, the contact roller 10 is driven to rotate by the rotating shaft 8, so that the bottle cap is rotated, the rotating direction of the rotating motor 91 is controlled according to needs, and the locking and loosening of the bottle cap are realized.

[0031] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An automatic cap locking and unlocking mechanism, comprising a conveying frame (1) for conveying the bottle body, characterized in that: A conveyor belt (2) is provided at the bottom of the inner cavity of the conveying frame (1). Fixed frames (3) are fixed on both sides of the conveying frame (1). A movable frame (4) is movably provided on the inner side of the fixed frame (3). The movable frame (4) is attached to the outer side of the conveying frame (1). A clamping assembly (5) for moving the movable frame (4) in opposite directions is provided on the inner side of the fixed frame (3). Through slots are opened on both sides of the conveying frame (1), and a clamping seat (6) is movably provided in the inner cavity of the through slot. A connecting spring (7) is fixed on the outer side of the clamping seat (6). The end of the connecting spring (7) away from the clamping seat (6) is fixed on the movable frame (4). Two sets of rotating shafts (8) are rotatably installed on the opposite side of the movable frame (4) through the mounting plate. A contact roller (10) for rotating the bottle cap is fixed on the outer side of the rotating shaft (8). A rotating assembly (9) for driving the contact roller (10) is provided on the inner side of the movable frame (4).

2. The automatic lid locking and unlocking mechanism according to claim 1, characterized in that: The clamping assembly (5) includes a bidirectional screw (51) rotatably connected between the fixed frames (3) via bearings. A drive motor (52) is fixed to the outside of a set of fixed frames (3). The drive motor (52) passes through the fixed frame (3) and is keyed to one end of the bidirectional screw (51). Two sets of threaded sleeves (53) are threaded to the outside of the bidirectional screw (51). The threaded sleeves (53) are fixedly embedded inside the movable frame (4).

3. The automatic lid locking and unlocking mechanism according to claim 1, characterized in that: The rotating assembly (9) includes a rotating motor (91) fixed to the top of the movable frame (4). The output shaft of the rotating motor (91) is fixed with a drive pulley (92). A driven pulley (93) is fixed to the outside of the rotating shaft (8). A drive belt (94) is drivingly connected to the outside of the drive pulley (92) and the driven pulley (93).

4. The automatic lid locking and unlocking mechanism according to claim 1, characterized in that: The movable frame (4) includes a base (41) and a movable seat (42). An adjusting screw (43) is rotatably connected to the center of the top of the base (41) via a bearing. The adjusting screw (43) is threaded through the movable seat (42) located above the base (41). A limit rod (44) is fixed to the top of the base (41). A limit hole is provided at the bottom of the movable seat (42) to be movably engaged with the limit rod (44).

5. The automatic lid locking and unlocking mechanism according to claim 4, characterized in that: The bottom of the inner cavity of the base (41) is provided with a sliding groove (11), and a slider (12) is slidably connected to the inner cavity of the sliding groove (11). The top of the slider (12) passes through the sliding groove (11) and is fixed to the bottom of the conveying frame (1).

6. The automatic lid locking and unlocking mechanism according to claim 1, characterized in that: A positioning rod (13) is fixed on the outside of the clamping seat (6). The end of the positioning rod (13) away from the clamping seat (6) extends outward through the base (41) and is fixed with a limit ring (14).

7. The automatic lid locking and unlocking mechanism according to claim 1, characterized in that: The inner side of the clamping seat (6) is bonded with an anti-slip pad, and the outer side of the contact roller (10) is provided with a vertical groove.

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