CN217377244U

CN217377244U - Automatic cap screwing device

Info

Publication number: CN217377244U
Application number: CN202220685713.6U
Authority: CN
Inventors: 黄兴; 孙军; 张荡
Original assignee: Wuxi Baisiwei Food Industry Co ltd
Current assignee: Wuxi Baisiwei Food Industry Co ltd
Priority date: 2021-12-21
Filing date: 2022-03-26
Publication date: 2022-09-06
Anticipated expiration: 2032-03-26

Abstract

The utility model provides an automatic spiral cover device, include: the conveyor is used for conveying the bottle body; the moving direction of the limiting component is vertical to the conveyor and is used for limiting the bottle body; and the moving direction of the clamping assembly is parallel to the conveyor and is used for clamping the bottle body in the limiting assembly. The limiting assembly is perpendicular to the moving direction of the clamping assembly, and four-side clamping limiting is achieved on the bottle body on the conveyor, so that the position precision of the bottle body is improved, and the bottle cap can be accurately screwed on the bottle body.

Description

Automatic cap screwing device

Technical Field

The utility model relates to the field of packaging technology, specifically an automatic spiral cover device.

Background

In daily life, people often use various bottled daily necessities, such as kitchen cleaning appliance liquid detergent, toilet cleaner for toilets, shampoo bottles for hair washing and the like, and after the bottles are filled, the bottle caps need to be screwed down automatically, so that a cap screwing machine specially used for screwing the bottle caps is involved.

The most common are rotary capping machines, also known as capping machines, capping machines or capping machines. Chinese patent No. CN210480814U discloses a torsion spiral cover machine, during operation, earlier with the fixed body of staple bolt, rethread grab lid subassembly snatchs the bottle lid, and it is rotatory to grab the lid subassembly through motor drive at last, realizes that the bottle lid screws up.

However, in the production process, the phenomenon of dislocation easily occurs when the hoop fixes the bottle body, thereby causing the bottle cap to be not accurately screwed on the bottle body.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem in the background art, the utility model discloses an automatic spiral cover device.

The utility model provides an automatic spiral cover device, include:

the conveyor is used for conveying the bottle body;

the moving direction of the limiting component is vertical to the conveyor and is used for limiting the bottle body;

and the moving direction of the clamping assembly is parallel to the conveyor and is used for clamping the bottle body in the limiting assembly.

The limiting assembly is perpendicular to the moving direction of the clamping assembly, and four-side clamping limiting is achieved on the bottle body on the conveyor, so that the position precision of the bottle body is improved, and the bottle cap can be accurately screwed on the bottle body.

For explaining the specific structure of the limiting assembly, in the scheme, the limiting assembly comprises the double-shaft air cylinders which are symmetrically arranged, and the power output ends of the double-shaft air cylinders are provided with limiting plates.

For explaining the concrete structure of the clamping assembly, in the scheme, the clamping assembly comprises a stand column, an opening finger clamping cylinder is arranged on the stand column, and a clamping plate is arranged at the power output end of the opening finger clamping cylinder.

The height of the clamping plate is fixed due to the difference of the heights of the bottles, so that the clamping plate is not suitable for the bottles shorter than the clamping plate, the problem is further improved and solved, and specifically, the upright post is provided with a screw rod and a screw rod nut, and the screw rod nut is fixedly connected with the opening clamping finger cylinder; the opening clamping finger cylinder realizes radial limiting under the action of the rotation stopping structure. By the arrangement, the height of the open finger clamping cylinder can be adjusted; and the rotation stopping structure limits the radial position of the opening clamping finger cylinder, and rotation is avoided.

In order to specifically explain the rotation stopping structure, in the scheme, the rotation stopping structure comprises a hollow upright post, and the screw rod and the screw nut are arranged in the upright post;

the upright post is provided with an axially arranged long round hole, and the screw rod nut is fixedly sleeved with a sliding sleeve;

the stand is sleeved with a guide sleeve, and a bolt sequentially penetrates through the guide sleeve and the long round hole and is in threaded connection with the sliding sleeve.

For explaining the concrete structure of the utility model, in the scheme, the utility model also comprises

The lifting device is used for lifting the bottle cap;

the guide groove is used for transferring the bottle caps on the lifting device to the translation plate;

a translation cylinder driving the translation plate;

and the cap screwing component is used for grabbing the bottle cap on the translation plate and screwing the bottle cap onto the bottle body.

The method comprises the following specific steps: 1. the bottle cap slides to the translation plate under the action of the lifting device and the guide groove; 2. starting the translation cylinder to extend the translation plate, so that the bottle cap is positioned under the cap screwing assembly; 3. starting the cap screwing component to enable the cap screwing component to descend and grab the bottle cap; 4. the cap screwing component rises to separate the bottle cap from the translation plate; 5. starting the translation cylinder to reset the translation plate; 5. the cap screwing component descends to enable the bottle cap to abut against the bottle mouth; 6. the cap screwing component rotates to screw the bottle cap on the bottle body; 7. and resetting the screw cap assembly.

In order to explain the specific structure of the lifting device, in the scheme, the lifting device is a chain plate machine, and a conveying belt of the lifting device is provided with a plurality of horizontally arranged supporting plates for driving the bottle caps to ascend;

the lifting device is provided with a guide plate, the guide plate and the supporting plate form an included angle, and the opening end of the guide plate points to the guide groove.

To explain the concrete structure of spiral cover subassembly, in this scheme, spiral cover subassembly includes:

a plurality of rotationally symmetric paws;

the lifting cylinder drives the paw to lift;

the motor drives the paw to rotate;

and the clamping cylinder drives the paw to open or gather.

For explaining the specific structure that the gripper cylinder drives the gripper to open or gather together, in the scheme, the spiral cover assembly further comprises an installation sleeve, a lifting plate is arranged in the installation sleeve, the middle position of the gripper is hinged to the installation sleeve, the upper end of the gripper cylinder is hinged to the lifting plate through a hinged connecting plate, and the gripper cylinder drives the lifting plate to lift.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 1;

FIG. 4 is a schematic structural view of the clamping assembly;

FIG. 5 is a top view of the clamping assembly;

FIG. 6 is a cross-sectional view of C-C of FIG. 5;

FIG. 7 is a schematic structural view of a screw cap assembly;

FIG. 8 is a schematic view of the hidden mounting sleeve of the screw cap assembly;

FIG. 9 is a top view of the screw cap assembly;

FIG. 10 is a cross-sectional view D-D of FIG. 9;

in the figure: 1. a conveyor; 2. a limiting component; 3. a clamping assembly; 4. a lifting device; 5. a guide groove; 6. a translation plate; 7. a translation cylinder; 8. a cap screwing assembly; 21. a double-shaft cylinder; 22. a limiting plate; 31. a column; 32. aligning the clamping plates; 33. a screw rod; 34. a feed screw nut; 35. a sliding sleeve; 36. a guide sleeve; 37. a bolt; 38. a long round hole; 39. an opening finger clamping cylinder; 41. a support plate; 42. a guide plate; 81. a paw; 82. a lifting cylinder; 83. a motor; 84. a clamping cylinder; 85. installing a sleeve; 86. a lifting plate; 87. connecting plates; 88. a lifting seat; 89. a slider; 90. a slide rail; 91. a lifting shaft; 92. a rotating sleeve; 93. a cylinder frame; 94. a first connecting seat; 95. a second connecting seat.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

The first embodiment is as follows:

as shown in fig. 1, the utility model relates to an automatic cap screwing device, which comprises a conveyor 1 for conveying bottle bodies.

Conveyor 1 one side is equipped with spacing subassembly 2, as shown in fig. 2, including installing the spacing in the 1 frame of conveyor, install two symmetrical arrangement's biax cylinder 21 on the spacing, limiting plate 22 is installed to biax cylinder 21 power take off end. The double-shaft cylinder 21 drives the limiting plate 22 to move, and the moving direction of the limiting plate 22 is perpendicular to the conveying direction of the conveyor 1 and used for limiting the bottle bodies.

The other side of the conveyor 1 is provided with a clamping assembly 3, as shown in fig. 4 and 5, the clamping assembly comprises an upright column 31, an opening finger clamping cylinder 39 is arranged on the upright column 31, a butt clamping plate 32 is arranged at the power output end of the opening finger clamping cylinder 39, and the moving direction of the butt clamping plate 32 is parallel to the conveying direction of the conveyor 1 and is used for clamping a bottle body in the limiting assembly 2.

The lifting device 4 is arranged on the same side of the limiting component 2 and is a vertically arranged chain plate machine, and as shown in fig. 3, a conveying belt of the chain plate machine is provided with a plurality of horizontally arranged supporting plates 41 for driving the bottle caps to ascend. The chain trigger frame is provided with a guide plate 42, and the guide plate 42 and the support plate 41 form an included angle.

One side of the chain trigger frame, which is opposite to the end with the included angle flaring, is provided with an output hole, and the output hole is connected with a guide groove 5. The guide groove 5 comprises a first guide groove and a second guide groove, the first guide groove is connected with the output hole, and the bottom of the first guide groove is obliquely arranged; the second guide groove is also obliquely arranged, the upper end of the second guide groove is positioned below the lower end of the first guide groove, and the lower end of the second guide groove is opposite to the translation plate 6. The bottle cap rolls into the first guide groove under the guiding action of the guide plate 42, sequentially passes through the first guide groove and the second guide groove under the action of gravity, and finally falls onto the translation plate 6.

And a supporting column is arranged on the same side of the clamping component 3, and the mounting plate is led out from the supporting column towards the direction of the conveyor 1. Translation board 6 is installed in mounting panel one side, and translation cylinder 7 is installed to the mounting panel opposite side for drive translation board 6 horizontal migration.

The mounting plate is also provided with a screw cap assembly 8 comprising a lifting seat 88. As shown in fig. 7-10, the mounting plate is provided with a slide rail 90, the upper end of the mounting plate is provided with a lifting cylinder 82, and the lifting seat 88 is provided with a slide block 89 which is slidably connected with the slide rail 90. The piston rod of the lifting cylinder 82 is fixedly connected with the lifting seat 88, so as to drive the lifting seat 88 to lift.

The upper end of the lifting seat 88 is provided with a fixing plate through a connecting column, the upper end of the fixing plate is provided with a motor 83 and a clamping cylinder 84, and the motor 83 is a servo motor 83; the clamping cylinder 84 is mounted on the upper end of the fixed plate by a cylinder frame 93. A driving gear and a driven gear which are meshed with each other are arranged between the fixing plate and the lifting seat 88, the driving gear is arranged on a main shaft of the motor 83, and the driven gear is arranged at the upper end of the rotary sleeve 92.

The lower end of the rotary sleeve 92 is connected with a mounting sleeve 85, a lifting plate 86 is arranged in the mounting sleeve 85, and the lower end of the rotary sleeve is provided with a plurality of rotationally symmetrical claws 81. The middle part of the paw 81 is hinged with the mounting sleeve 85, and the upper end is hinged with the lifting plate 86 through a hinged connecting plate 87. The lifting plate 86 is lifted to open or close the paw 81.

The upper end of the lifting plate 86 is provided with a lifting shaft 91, and the lifting shaft 91 passes through the inner hole of the rotary sleeve 92 and is connected with the clamping cylinder 84. The lower end of the piston rod of the clamping cylinder 84 is fixedly connected with a first connecting seat 94 and a second connecting seat 95 in sequence, and bearings are arranged at the upper end and the lower end of the second connecting seat 95 and used for being sleeved with the upper end of the lifting shaft 91. The motor 83 drives the rotary sleeve 92 to rotate, the mounting sleeve 85, the paw 81, the lifting plate 86 and the lifting shaft 91 rotate along with the rotation, and the second connecting seat 95 and the internal bearing thereof are arranged, so that the piston rod of the clamping cylinder 84 cannot rotate along with the rotation.

The caps slide onto the translation plate 6 under the action of the lifting means 4 and the guide slots 5. The utility model discloses a concrete flow is as follows: 1. starting the double-shaft cylinder 21 to limit the bottle body between the limiting plates 22; 2. starting the open finger clamping cylinder 39 to clamp the bottle body between the pair of clamping plates 32; 3. starting the translation cylinder 7 to extend the translation plate 6, so that the bottle cap is positioned under the paw 81; 4. starting the lifting cylinder 82 to enable the paw 81 to descend; 5. starting the clamping cylinder 84 to enable the gripper 81 to grab the bottle cap; 6. starting the lifting cylinder 82 to lift the paw 81 and separate the bottle cap from the translation plate 6; 7. starting the translation cylinder 7 to reset the translation plate 6; 8. starting the lifting cylinder 82 to enable the claw 81 to descend and enable the bottle cap to abut against the bottle mouth; 9. starting a motor 83 to drive the paw 81 to rotate, so that the bottle cap is screwed on the bottle body; 10. the gripper 81 is reset.

The limiting plate 22 and the clamping plate 32 clamp and limit the bottle body on four sides, so that the position precision of the bottle body is improved, and the bottle cap can be accurately screwed on the bottle body.

Example two:

compared with the first embodiment, the differences are as follows: as shown in fig. 6, the column 31 is hollow, and a lead screw 33 and a lead screw nut 34 are installed inside. And a hand wheel is arranged at the upper end of the screw rod 33 and used for driving the screw rod 33 to rotate. The upright column 31 is further provided with an axially arranged long circular hole 38, and the screw nut 34 is fixedly sleeved with a sliding sleeve 35. The upright column 31 is sleeved with a guide sleeve 36, and a bolt 37 sequentially penetrates through the guide sleeve 36 and the long round hole 38 and is in threaded connection with the sliding sleeve 35. The upper end of the guide sleeve 36 is provided with a connecting plate, and the opening finger clamping cylinder 39 is arranged at the lower end of the connecting plate.

So set up, realize the high regulation to splint 32, make the utility model is suitable for a high difference's bottle. Moreover, the bolt 37 and the oblong hole 38 are arranged so that the radial position of the guide sleeve 36 is limited and rotation is avoided.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. An automatic cap screwing device, comprising:

the conveyor (1) is used for conveying the bottle bodies;

the movement direction of the limiting component (2) is perpendicular to the conveyor (1), the limiting component comprises symmetrically arranged and movably connected limiting plates (22), and the bottle body is limited by the limiting plates (22) in a butt-clamping mode;

the clamping assembly (3) is parallel to the conveyor (1) in the moving direction and comprises a pair of clamping plates (32) which are movably connected, and the bottle body in the limiting assembly (2) is clamped through the pair of clamping plates (32);

the limiting plate (22) and the butt clamp plate (32) realize the four-side clamping and limiting of the bottle body.

2. The automatic capping device of claim 1, wherein: spacing subassembly (2) are including symmetrical arrangement's biax cylinder (21), biax cylinder (21) power take off end connects limiting plate (22).

3. The automatic capping device of claim 1, wherein: clamping component (3) are including stand (31), be equipped with opening clamp finger cylinder (39) on stand (31), opening clamp finger cylinder (39) power take off end is equipped with to splint (32).

4. The automatic capping device of claim 3, wherein: the upright post (31) is provided with a screw rod (33) and a screw rod nut (34), and the screw rod nut (34) is fixedly connected with the opening finger clamping cylinder (39); the opening clamping finger cylinder (39) realizes radial limiting under the action of the rotation stopping structure.

5. The automatic capping device of claim 4, wherein: the rotation stopping structure comprises a hollow upright post (31), and the screw rod (33) and the screw rod nut (34) are arranged in the upright post (31);

the upright post (31) is provided with an axially-arranged long round hole (38), and the screw rod nut (34) is fixedly sleeved with a sliding sleeve (35);

the upright post (31) is sleeved with a guide sleeve (36), and a bolt (37) sequentially penetrates through the guide sleeve (36) and the long round hole (38) and is in threaded connection with the sliding sleeve (35).

6. The automatic capping device of claim 1, wherein: also comprises

A lifting device (4) for lifting the bottle cap;

a guide slot (5) for transferring the bottle caps on the lifting device (4) to a translation plate (6);

a translation cylinder (7) that drives the translation plate (6);

and the cap screwing component (8) is used for grabbing the bottle caps on the translation plate (6) and screwing the bottle caps on the bottle bodies.

7. The automatic capping device of claim 6, wherein: the lifting device (4) is a chain plate machine, and a conveying belt of the lifting device is provided with a plurality of horizontally arranged supporting plates (41) for driving the bottle caps to ascend;

be equipped with deflector (42) on hoisting device (4), deflector (42) with backup pad (41) constitute the contained angle, its open end is directional guide slot (5).

8. The automatic capping device of claim 6, wherein: the screw cap assembly (8) comprises:

a plurality of rotationally symmetric paws (81);

the lifting cylinder (82) drives the paw (81) to lift;

a motor (83) for driving the gripper (81) to rotate;

and the clamping cylinder (84) drives the paw (81) to open or close.

9. The automatic capping device of claim 8, wherein: spiral cover subassembly (8) still include installation cover (85), be equipped with lifter plate (86) in installation cover (85) gripper (81) middle part position with installation cover (85) are articulated, the upper end through articulated even board (87) with lifter plate (86) are articulated, die clamping cylinder (84) drive lifter plate (86) go up and down.