CN219409212U - Servo three-jaw capping head device - Google Patents

Abstract

The utility model relates to the technical field of packaging machinery and discloses a servo three-jaw capping head device which comprises an opening and closing adjusting piece, wherein an opening end of the opening and closing adjusting piece is in threaded connection with a cylinder barrel, the inside of the cylinder barrel is fixedly connected with a cylinder, an output end bearing of the cylinder is connected with a control rod, the outer wall of the control rod is sleeved with a rotating sleeve, the output end of the rotating sleeve is fixedly connected with a capping head, the output end of the control rod penetrates through the inside of the capping head, the outer wall of the output end of the control rod is sleeved with a rotor, and the output end of the control rod is fixedly connected with a compression spring. The utility model realizes automatic work, can be compatible with large and small bottle caps by replacing the three-jaw heads, has simple operation, avoids the interference of human factors, ensures the cleanness and the sanitation of products, improves the qualification rate of the products, does not damage a servo motor during working, and has the advantages of safety, reliability, long service life, uniform bottle cap stress, controllable cap locking force and controllable speed.

Description

Servo three-jaw capping head device

Technical Field

The utility model relates to the technical field of packaging machinery, in particular to a servo three-jaw capping head device.

Background

At present, fluids such as micro-dose essence and the like are often packaged in bottles, the bottle pipes and the bottle caps are formed by injection molding, substances in the bottles are generally liquid, the bottles are manually placed on a platform to inject the liquid during filling, and then the bottle caps are manually screwed. The manual screwing operation mode has low efficiency and large human factors, and is easy to get liquid to the surface of the bottle mouth, so that the manual screwing mode has poor effect and can easily lead the sanitary condition of the product to be inconsistent with the standard.

The digital control cap screwing device comprises a gripping finger type cap screwing head, a coupler, a servo motor and a cylinder, wherein the cap screwing head is arranged on a cap screwing head mounting plate, the servo motor is connected with the motor mounting plate through a connecting seat and the coupler, the servo motor is connected with the cylinder arranged on the cylinder mounting plate, the cylinder mounting plate and the cap screwing head mounting plate are respectively fixed on a support column, the cap screwing head comprises a gripping finger, a gripping finger mounting block, a finger joint, an upper movable rod, a lower movable rod and a mounting seat, after the cap is placed on a bottle opening, a push rod of the cylinder stretches out to drive the servo motor and the upper movable rod and the lower movable rod to move downwards, so that the gripping finger can grip the cap along a hinge through the finger joint, the cap screwing is driven by the rotation of the servo motor, when the set torque is reached, the cap screwing is automatically stopped, then the servo motor and the upper movable rod and the lower movable rod are driven to move upwards through the finger joint, the cap screwing device releases the cap along the hinge, the bottle output of the cap is completed, and the digital control cap screwing device recovers the initial position and waits for the next action to complete the screw cap screwing operation repeatedly.

However, the existing cap screwing device is not compatible with the bottle caps of different sizes, when in operation, the servo motor reciprocates along with the upper and lower movable rods, the output shaft of the servo motor is subjected to frequent axial impact, the servo motor is easy to damage, the service life is short, and the normal production is influenced by the maintenance or replacement process.

Disclosure of Invention

The utility model aims to solve the problems that the existing cap screwing device is incompatible with large and small caps, a servo motor reciprocates along with an up-down movable rod during working, an output shaft of the servo motor is frequently impacted axially, the servo motor is easy to damage, the service life is short, and normal production is influenced during maintenance or replacement.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a servo three-jaw spiral cover head device, includes the regulating part that opens and shuts, the open end threaded connection of regulating part has a cylinder, the inside fixedly connected with cylinder of cylinder, the output bearing of cylinder is connected with the control lever, rotatory external member has been cup jointed to the outer wall of control lever, the output fixedly connected with spiral cover head of rotatory external member, just the output of control lever runs through inside the spiral cover head, the rotor has been cup jointed to the output outer wall of control lever, the output fixedly connected with hold-down spring of control lever, hold-down spring's output fixedly connected with guide post, the other end fixedly connected with pressure head of guide post, the outside bearing of spiral cover head is connected with the connecting block, the other end bearing connection of connecting block has the product clamp.

Preferably, a coupling is arranged between the control rod and the piston rod of the air cylinder, a bearing is arranged in the coupling, the bearing is clamped at the output end of the piston rod of the air cylinder, and the control rod is connected at the output end of the coupling.

Preferably, the lower extreme fixedly connected with servo motor of cylinder, servo motor's output is connected with the gear, the gear is connected with rotatory external member meshing.

Preferably, the inside of the opening and closing adjusting piece is penetrated and provided with a limit screw, and the opening and closing adjusting piece is provided with a nut.

Preferably, the outer wall of the rotary sleeve is sleeved with a bearing seat.

Preferably, the inner surface of the product clamp is provided with a flexible wear pad.

Compared with the prior art, the utility model provides a servo three-jaw capping head device, which has the following beneficial effects:

1. this servo three-jaw spiral cover head device through adopting three-jaw clamp to indicate formula spiral cover head, stops rotatory when the lid is screwed, and torsion digital control, the lid can not receive the damage, and the yield of spiral cover is high, and the during operation can not harm servo motor, safe and reliable, long service life.

2. This servo three-jaw spiral cover head device through servo motor, pressure head, the hold-down spring that sets up, makes bottle lid atress even, and the locking closure dynamics is controllable, and speed is controllable.

The device has the advantages that the device is not related to the same parts as or can be realized by adopting the prior art, the automatic work is realized, the bottle caps with the same size can be compatible through changing the three-jaw heads, the operation is simple, the interference of human factors is avoided, the cleanness and the sanitation of the product are ensured, the qualification rate of the product is also improved, the servo motor is not damaged during the working, the device is safe and reliable, the service life is long, the stress of the bottle caps is uniform, the locking force is controllable, and the speed is controllable.

Drawings

FIG. 1 is a schematic diagram of a servo three-jaw capping head device according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a servo three-jaw capping head apparatus according to the present utility model;

fig. 3 is a perspective view of a servo three-jaw capping head device according to the present utility model.

In the figure: 1. an opening and closing adjusting piece; 2. a cylinder; 3. a cylinder; 4. a control lever; 5. rotating the sleeve; 6. a capping head; 7. a rotor; 8. a compression spring; 9. a guide post; 10. a pressure head; 11. a connecting block; 12. a product clamp; 13. a coupling; 14. a bearing; 15. a gear; 16. a limit screw; 17. a nut; 18. a flexible wear pad; 19. a servo motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a servo three-jaw cap screwing device, including opening and shutting regulating part 1, the inside of opening and shutting regulating part 1 runs through and is equipped with limit screw 16, be equipped with nut 17 on the regulating part 1 that opens and shuts, the open end threaded connection of opening and shutting regulating part 1 has cylinder 2, the lower extreme fixedly connected with servo motor 19 of cylinder 2, can control the speed of control rod 4, servo motor 19's output is connected with gear 15, gear 15 and rotatory external member 5 meshing are connected, the inside fixedly connected with cylinder 3 of cylinder 2, the output bearing of cylinder 3 is connected with control rod 4, rotatory external member 5 has been cup jointed to the outer wall of control rod 4, torsion digital control, the lid can not receive the damage, the yield of spiral cover is high, the during operation can not harm servo motor, safety and reliability, long service life.

A shaft coupling 13 is arranged between the control rod 4 and the piston rod of the air cylinder 3, a bearing 14 is arranged in the shaft coupling 13, the bearing 14 is clamped at the output end of the piston rod of the air cylinder 3, the control rod 4 is connected at the output end of the shaft coupling 13, so that the bottle cap is uniformly stressed, and the locking force is controllable.

The outer wall of rotatory external member 5 has cup jointed the bearing frame, the output fixedly connected with spiral cover head 6 of rotatory external member 5, and the output of control lever 4 runs through inside spiral cover head 6, rotor 7 has been cup jointed to the output outer wall of control lever 4, the output fixedly connected with hold-down spring 8 of control lever 4, the output fixedly connected with guide post 9 of hold-down spring 8, the other end fixedly connected with pressure head 10 of guide post 9, the outside bearing of spiral cover head 6 is connected with connecting block 11, the other end bearing of connecting block 11 is connected with product clamp 12, the internal surface of product clamp 12 is equipped with flexible wear pad 18, can not appear the clamp mark on the lid surface, in order to reach better outward appearance effect, make the bottle lid atress even, the locking closure dynamics is controllable.

In the utility model, when the rotary sleeve is used, a worker places a bottle, starts the air cylinder 3 to drive the control rod 4 to move up and down, stops when the product clamp 12 corresponds to the periphery of the cover, at the moment, the air cylinder 3 acts and controls the product clamp 12 to be folded through the control rod 4, the product clamp 12 grasps the cover, then the servo motor 19 starts, the rotary sleeve 5 is driven to rotate through the gear 15, at the moment, the control rod 4 rotates along with the rotary sleeve head 6, meanwhile, the pressure head 10 butts against the bottle cover, so that the bottle cover is uniformly stressed, the rotary sleeve 5 drives the rotary sleeve head 6 to rotate to screw the cover, the coupler 13 can freely rotate relative to a piston rod of the air cylinder 3 during screwing, when the torque reaches a set value, the servo motor 19 automatically stops, the air cylinder 3 acts, the product clamp 12 is loosened to finish one-time screwing, soft silica gel materials are generally selected for the flexible wear-resisting pad 19, no clamping mark appears on the surface of the cover, no damage is caused by any impact is generated on the output shaft of the servo motor 19 due to the rotary sleeve 5 and the belt transmission structure, the servo motor 19 is safe and reliable, the service life is long, the rotary sleeve is stopped, the rotary sleeve is screwed, the rotary sleeve is controlled to rotate the cover is not damaged, and the digital cover is damaged.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a servo three-jaw spiral cover head device, includes opening and shutting regulating part (1), a serial communication port, the open end threaded connection of opening and shutting regulating part (1) has cylinder (2), the inside fixedly connected with cylinder (3) of cylinder (2), the output bearing of cylinder (3) is connected with control rod (4), rotatory external member (5) have been cup jointed to the outer wall of control rod (4), the output fixedly connected with spiral cover head (6) of rotatory external member (5), just the output of control rod (4) runs through inside spiral cover head (6), rotor (7) have been cup jointed to the output outer wall of control rod (4), the output fixedly connected with hold-down spring (8) of control rod (4), the output fixedly connected with guide post (9) of hold-down spring (8), the other end fixedly connected with pressure head (10) of guide post (9), the outside bearing of spiral cover head (6) is connected with connecting block (11), the other end bearing of connecting block (11) is connected with product clamp (12).

2. The servo three-jaw capping head device according to claim 1, wherein a coupler (13) is arranged between the control rod (4) and a piston rod of the air cylinder (3), a bearing (14) is arranged in the coupler (13), the bearing (14) is clamped at the output end of the piston rod of the air cylinder (3), and the control rod (4) is connected at the output end of the coupler (13).

3. The servo three-jaw capping head device according to claim 1, wherein a servo motor (19) is fixedly connected to the lower end of the cylinder barrel (2), a gear (15) is connected to the output end of the servo motor (19), and the gear (15) is in meshed connection with the rotating sleeve member (5).

4. The servo three-jaw capping head device according to claim 1, wherein a limit screw (16) is arranged in the opening and closing adjusting piece (1) in a penetrating way, and a nut (17) is arranged on the opening and closing adjusting piece (1).

5. The servo three-jaw capping head device according to claim 1, wherein the outer wall of the rotary sleeve (5) is sleeved with a bearing seat.

6. A servo three jaw capping head apparatus as claimed in claim 1, wherein the inner surface of the product clamp (12) is provided with flexible wear pads (18).