CN219031717U - Filling bottle cap screwing device - Google Patents

Abstract

The utility model provides a filling bottle cap screwing device, and belongs to the technical field of filling equipment. The circuit arrangement device solves the problem that circuit arrangement is inconvenient in the existing filling bottle cap screwing device. This filling bottle spiral cover device, including the support, vertically locate slide rail on the support, slide on the slide rail is located in the slip and be used for driving the straight line driving piece that the slide goes up and down, be equipped with on the slide by its rotatory spiral cover head of power unit drive, the last articulated clamping jaw that has a plurality of circumference evenly distributed of spiral cover head, the lower extreme of clamping jaw has the clamping part, is formed with the centre gripping chamber between a plurality of clamping parts, the upper end of clamping jaw has the effect portion, when effect portion is around the rotation axis upward movement of clamping jaw the bore in centre gripping chamber diminishes. Its structural design is reasonable, and the linear motion of slide and the rotary motion of spiral cover head do not influence each other, and the equipment is easier, and can not cause the winding of circuit at the during operation.

Description

Filling bottle cap screwing device

Technical Field

The utility model belongs to the technical field of filling equipment, and relates to a filling bottle cap screwing device.

Background

Filling of bottled medicines is carried out in a filling production line, and bottle bodies which are filled but not capped need to be capped by a cap screwing machine. The cap screwing machine generally comprises a cap screwing device for capping a bottle body, a cap feeding and conveying track for conveying the bottle cap, a bottle feeding and conveying track for conveying the bottle body to the cap screwing device, and a bottle discharging and conveying track for outputting the capped medicine bottle.

For example, chinese patent discloses an oral liquid bottle cap screwing device [ authorized bulletin number: CN 217947625U ], including electric jar, motor and spiral cover device main part, spiral cover device main part is rotatory to be hung in spiral cover frame through the bearing, spiral cover device main part's upper portion is connected with driven gear, the motor sets up in spiral cover frame, be connected with the driving gear in spiral cover frame on the output shaft of motor, the axial chamber has been seted up on spiral cover device main part's upper portion, spiral cover chamber is seted up to spiral cover device main part's lower part, electric jar sets up in spiral cover frame, and the top axle that the flexible end of electric jar is connected stretches into in the axial chamber, top axle downwardly extending reaches spiral cover chamber, spiral cover intracavity lower part is connected with the spiral cover roof.

During operation, the motor drives the driving gear to rotate, drives the spiral cover device main body to rotate through the driven gear, and because the electric cylinder is arranged on the spiral cover device main body, when the spiral cover device main body rotates, the electric cylinder rotates along with the spiral cover device main body, so that connection of electric cylinder circuits is inconvenient, circuit winding is easy to cause when the electric cylinder rotates, and structural design is unreasonable.

Disclosure of Invention

The utility model aims to solve the problems in the prior art, and provides a filling bottle cap screwing device with reasonable structural design.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a filling bottle spiral cover device, includes support, the slide rail of locating on the support vertically, slides and locates the slide on the slide rail and be used for driving the straight line driving piece of slide oscilaltion, be equipped with on the slide and drive its rotatory spiral cover head by the power pack, it has a plurality of circumference evenly distributed's clamping jaw to articulate on the spiral cover head, the lower extreme of clamping jaw has the clamping part, is formed with the centre gripping chamber between a plurality of clamping parts, the upper end of clamping jaw has the effect portion, when the effect portion is around the rotation axis upward movement of clamping jaw the bore in centre gripping chamber diminishes.

In the conveying process of the filling bottle, the bottle cap is positioned on the filling bottle but does not cover the filling bottle completely, when the filling bottle moves to the position right below the cap screwing head along with the conveying line, the filling bottle is clamped and positioned through the clamp, and then the linear driving piece drives the sliding seat to descend, so that the cap screwing head is driven to descend, and in the descending process of the cap screwing head, the cap screwing head is in a rotating or non-rotating state. Along with the descending of the cap screwing head, the acting part contacts with the bottle cap to push the bottle cap to descend further, and meanwhile, the acting part is reacted by the bottle cap to move upwards relatively, so that the clamping part at the lower end of the clamping jaw moves inwards to clamp the bottle cap, and the bottle cap is screwed onto the filling bottle through the rotation of the cap screwing head.

In the filling bottle cap screwing device, the cap screwing head is cylindrical, a plurality of grooves extending from bottom to top are formed in the cap screwing head, the clamping jaws are hinged in the grooves corresponding to the clamping jaws through the rotating shafts, the action parts extend inwards from the upper ends of the clamping jaws to the cap screwing head, and a yielding cavity with caliber smaller than the outer diameter of the bottle cap is formed between the action parts.

According to actual conditions, the number of the grooves is generally 3-6. In order to enable the acting part to contact the top surface of the bottle cap during descending, the caliber of the relief cavity is smaller than the outer diameter of the bottle cap.

In the filling bottle cap screwing device, the cap screwing head is internally provided with the elastic ring used for inclining the upper ends of the clamping jaws towards the inside of the cap screwing head, each clamping part is provided with the limiting column, and the elastic ring is sleeved outside the limiting columns.

The elastic ring is arranged to enable the clamping jaw to be reset to a state with larger aperture of the clamping cavity after being separated from clamping the bottle cap, so that the bottle cap can conveniently enter the clamping cavity when the bottle cap is clamped next time.

The sexual loops are typically rubber loops.

In the filling bottle cap screwing device, the clamping part extends from the lower end of the clamping jaw to the center line of the cap screwing head, and the inner end of the clamping part is provided with the anti-slip pad.

The anti-slip pad is a rubber pad or a silica gel pad, can play an anti-slip effect when clamping the bottle cap, and can prevent the vase cap from being ground when screwing the bottle cap.

In the filling bottle cap screwing device, the linear driving piece is an electric cylinder.

In the filling bottle cap screwing device, the power unit is a servo motor.

Compared with the prior art, the filling bottle cap screwing device has the following advantages:

the structure design is reasonable, the linear motion of the sliding seat and the rotary motion of the rotary cap head are not affected mutually, the assembly is easier, and the winding of a circuit is not caused during the working; when the bottle cap is lowered, the bottle cap is pressed to the lowest position, then the bottle cap is clamped, the bottle cap is screwed onto the filling bottle through rotation of the cap screwing head, and the bottle cap screwing effect is good.

Drawings

Fig. 1 is a schematic structural view of a cap screwing device for a filling bottle.

Fig. 2 is a cross-sectional view of a capping head provided by the present utility model.

Fig. 3 is a cross-sectional view of the capping head according to the present utility model when clamping a cap.

In the figure, 1, a bracket; 2. a slide rail; 3. a slide; 4. a linear driving member; 5. a power unit; 6. a capping head; 7. a clamping jaw; 8. a clamping part; 9. an action part; 10. slotting; 11. a rotation shaft; 12. an elastic ring; 13. a limit column; 14. an anti-slip mat.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

The filling bottle cap screwing device shown in fig. 1 comprises a vertically arranged bracket 1, a slide rail 2 vertically arranged on one side of the bracket 1, a slide seat 3 slidingly arranged on the slide rail 2, and a linear driving piece 4 for driving the slide seat 3 to lift up and down. In this embodiment, the linear driving member 4 is an electric cylinder disposed at the top end of the bracket 1, and the electric cylinder can drive the sliding seat 3 to stably lift up and down during operation.

As shown in fig. 1, the slide 3 has a transversely extending mounting portion to which the lower end of the telescopic rod of the electric cylinder is fixedly attached, and a power unit 5 is mounted on the mounting portion. The power unit 5 in this embodiment is a servo motor, the servo motor is inversely arranged on the mounting portion, the rotating shaft of the servo motor vertically extends downwards to the lower portion of the mounting portion, and a cylindrical cap screwing head 6 is fixedly connected to the lower end of the rotating shaft of the servo motor.

In some other embodiments, the capping head 6 is not mounted directly on the rotating shaft of the servomotor, but on an intermediate shaft that can rotate independently, the rotating shaft of the servomotor being connected to the intermediate shaft by a gear transmission.

As shown in fig. 2 and 3, the cap screwing head 6 is provided with a plurality of slots 10 extending from bottom to top, and the number of the slots 10 is generally 3-6, and in this embodiment, 4 slots are used for detailed description. One clamping jaw 7 is hinged in each slot 10 through a rotating shaft 11, and a plurality of clamping jaws 7 are uniformly distributed along the circumference of the screw cap head 6.

As shown in fig. 2 and 3, the lower end of the clamping jaw 7 is provided with a clamping part 8, a clamping cavity is formed between a plurality of clamping parts 8, the clamping part 8 extends from the lower end of the clamping jaw 7 to the central line of the cap screwing head 6, the inner end of the clamping part 8 is provided with an anti-slip pad 14, the anti-slip pad 14 is a rubber pad or a silica gel pad, an anti-slip effect can be achieved when the bottle cap is clamped, and the vase cap can be prevented from being ground when the bottle cap is screwed down.

As shown in fig. 2 and 3, the upper end of the clamping jaw 7 is provided with an action part 9, the action part 9 extends inwards from the upper end of the clamping jaw 7 into the cap screwing head 6, a yielding cavity with a caliber smaller than the outer diameter of the bottle cap is formed between a plurality of action parts 9, and the purpose is that the caliber of the clamping cavity is reduced when the action part 9 moves upwards around the rotating shaft 11 in order to enable the action part 9 to contact the top surface of the bottle cap when the bottle cap descends.

As shown in fig. 2 and 3, an elastic ring 12 for inclining the upper ends of the clamping jaws 7 into the cap screwing head 6 is arranged in the cap screwing head 6, a limit column 13 is arranged on each clamping portion 8, and the elastic ring 12 is sleeved outside the limit columns 13. The purpose of setting up elastic ring 12 is in order to make clamping jaw 7 break away from behind the centre gripping to the bottle lid can reset to the great state of centre gripping chamber mouth footpath, and the bottle lid can get into the centre gripping chamber when convenient next centre gripping to the bottle lid, and elastic ring 12 is the rubber ring generally. The upper end of the limiting post 13 is inclined outwards, so that the elastic ring 12 is prevented from falling off when the acting part 9 swings.

In the conveying process of the filling bottle, the bottle cap is positioned on the filling bottle but does not cover the filling bottle completely, when the filling bottle moves to the position right below the cap screwing head 6 along with the conveying line, the filling bottle is clamped and positioned through the clamp, then the linear driving piece 4 drives the sliding seat 3 to descend, the state of the cap screwing head 6 is shown in fig. 2, and accordingly the cap screwing head 6 is driven to descend, and in the descending process of the cap screwing head 6, the cap screwing head is in a rotating or non-rotating state. As the cap screwing head 6 descends, the acting part 9 contacts the bottle cap to push the bottle cap to further descend, and meanwhile the acting part 9 moves relatively upwards under the reaction of the bottle cap, at the moment, the cap screwing head 6 is in a state shown in fig. 3, the clamping part 8 at the lower end of the clamping jaw 7 moves inwards, so that the bottle cap is clamped, and the bottle cap is screwed onto a filling bottle through the rotation of the cap screwing head 6.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims (6)

1. The utility model provides a filling bottle spiral cover device, its characterized in that, including support (1), slide rail (2) on vertical locating support (1), slide (3) on slide rail (2) and be used for driving slide (3) the straight line driving piece (4) of oscilaltion, be equipped with on slide (3) by power unit (5) rotatory spiral cover head (6), articulated on spiral cover head (6) have a plurality of circumference evenly distributed clamping jaw (7), the lower extreme of clamping jaw (7) has clamping part (8), is formed with the centre gripping chamber between a plurality of clamping part (8), the upper end of clamping jaw (7) has effect portion (9), when effect portion (9) are around rotation axis (11) upward movement of clamping jaw (7) the bore in centre gripping chamber diminishes.

2. The filling bottle cap screwing device according to claim 1, wherein the cap screwing head (6) is cylindrical, a plurality of grooves (10) extending from bottom to top are formed in the cap screwing head (6), the clamping jaws (7) are hinged in the grooves (10) correspondingly arranged through the rotating shafts (11), the action parts (9) extend inwards from the upper ends of the clamping jaws (7) into the cap screwing head (6), and a yielding cavity with caliber smaller than the outer diameter of the bottle cap is formed among the action parts (9).

3. The filling bottle cap screwing device according to claim 1 or 2, wherein an elastic ring (12) for inclining the upper ends of the clamping jaws (7) towards the inside of the cap screwing head (6) is arranged in the cap screwing head (6), each clamping part (8) is provided with a limiting column (13), and the elastic ring (12) is sleeved outside the limiting columns (13).

4. The filling bottle cap screwing device according to claim 1 or 2, wherein the clamping part (8) extends from the lower end of the clamping jaw (7) to the central line of the cap screwing head (6), and an anti-slip pad (14) is arranged at the inner end of the clamping part (8).

5. The filling bottle capping device according to claim 1, characterized in that the linear driving member (4) is an electric cylinder.

6. The filling bottle capping device according to claim 1, characterized in that the power unit (5) is a servo motor.

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