CN114560117A

CN114560117A - Capping device

Info

Publication number: CN114560117A
Application number: CN202210327430.9A
Authority: CN
Inventors: 史中伟; 史正; 刘群亭
Original assignee: Hangzhou Zhongya Machinery Co Ltd
Current assignee: Hangzhou Zhongya Machinery Co Ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-05-31

Abstract

The invention relates to the field of packaging machinery, in particular to a capping device. The device comprises a rack, wherein a pressing component, an alignment component and a conveying component are arranged on the rack, and a conveying area of the conveying component is positioned between the pressing component and the alignment component; the lower pressing part comprises a pressing cover part, an upper base and an upper lifting cylinder, and the upper lifting cylinder drives the upper base to do linear reciprocating motion in the vertical direction; the alignment part comprises an alignment part, a lower base, a lower lifting cylinder and a driving part, the alignment part is rotatably arranged on the lower base, the driving part drives the alignment part to rotate, the upper end of the alignment part is provided with a buckling part, the bottom of the cup is buckled on the buckling part, the buckling part limits the cup to relatively align the alignment part to rotate, and the lower base is driven by the lifting cylinder to do linear reciprocating motion in the vertical direction. The invention can adjust the angle of the cup when the gland is operated, so that the cup cover and the cup are opposite to each other at the same angle, and the cup cover can be accurately buckled on the cup.

Description

Capping device

Technical Field

The invention relates to the field of packaging machinery, in particular to a capping device.

Background

The cup cover is required to be additionally arranged at the top of the cup when a cup product is produced, and the cup cover is combined with the cup through a thread structure or a buckle structure. The cup cover and the cup are combined through a thread structure and are implemented through a screwing cover device, and the cup cover and the cup are combined through a buckle structure and are implemented through a gland device.

The existing capping device performs capping operation based on a mode of limiting the cup to press the cup cover, but the capping device is only suitable for the cup cover and the cup with circular cross sections, and the situation of dislocation does not exist at any angle when the cup cover is matched with the cup. But the shape design of bowl cover and cup is not only circular, when the cross section of bowl cover and cup is regular polygon, what then both will realize at first among the pairing process is that the bowl cover is just right with the same angle with the cup, otherwise can appear the corner position of bowl cover and the corner position dislocation of cup, so both must not realize the buckle and connect, reduce the success rate of gland operation by a wide margin, even take place the serious problem of unable normal production.

Disclosure of Invention

Aiming at the defects of the existing cup product survival technology, the invention provides a capping device which can achieve the following technical effects: the angle of cup can be adjusted when the gland is operated for the bowl cover is just right with the same angle with the cup, ensures that the bowl cover can accurately buckle on the cup, improves the success rate of gland operation.

In order to realize the purpose, the invention provides the following technical scheme: a capping device comprises a rack, wherein a pressing component, an alignment component and a conveying component are arranged on the rack, the pressing component is positioned above the alignment component, and a conveying area of the conveying component is positioned between the pressing component and the alignment component; the pressing component comprises a pressing cover piece, an upper base and an upper lifting cylinder, the pressing cover piece is linearly arranged on the upper base along the horizontal direction, the upper base is installed on the upper lifting cylinder, and the upper lifting cylinder drives the upper base to do linear reciprocating motion in the vertical direction; the alignment part comprises an alignment part, a lower base, a lower lifting cylinder and a driving part, the alignment part is rotatably arranged on the lower base and is linearly arranged along the horizontal direction on the lower base, the driving part drives the alignment part to rotate, the upper end of the alignment part is provided with a buckling part, the bottom of the cup is buckled on the buckling part, the buckling part limits the cup to relatively align the alignment part to rotate, and the lower base is installed on the lower lifting cylinder and driven by the lower lifting cylinder to do linear reciprocating motion in the vertical direction.

In the technical scheme, the cup cover is arranged above the cup in advance, but the cup cover is not necessarily aligned to the cup at a correct angle, the cup and the cup cover are together placed on the conveying component and are conveyed to a position between the pressing component and the aligning component in a straight line mode, the ascending and descending cylinder drives the upper base to descend, and the pressing cover component on the upper base descends along with the ascending and descending cylinder and applies downward pressure to the cup cover to press the cup cover on the cup. The base rises under the lift cylinder drive down, and the alignment piece that finds on the base rises thereupon down, holds in the palm the cup and leaves conveyor components, and the rotation of alignment piece is found in the driving piece drive, because the bottom and the buckling parts lock of cup, the cup is followed and is found the alignment piece and rotate, aligns until the relative angle of cup and bowl cover, and the cover piece is pressed down again at last, detains the bowl cover on the cup completely. The cup is driven to rotate through the alignment part to adjust the angle of the cup, so that the cup cover and the cup are opposite to each other at the same angle, the cup cover can be accurately buckled on the cup, and the success rate of gland operation is improved.

Specifically, the conveying part comprises a template and a driving mechanism, the driving mechanism drives the template to move along a straight line, and a die hole for placing a cup is formed in the template. The cup with the cup cover is placed in the die hole and moves along the template along a straight line, the cup is of a structure with a big top and a small bottom, and the middle of the cup is clamped in the die hole, so that the alignment piece can lift the cup to be lifted, and the cup and the template are prevented from interfering when rotating.

Specifically, the gland piece includes clamp plate, erection column, spring, and the upper end of erection column is fixed on the upper base, and spring and clamp plate all overlap and establish on the erection column, and the lower extreme of spring is pressed through elasticity and is supported on the gland. The elastic force of the spring presses the pressing plate downwards, so that the pressing cover and the cup cover are in elastic contact, and the probability that the cup cover is crushed by the pressing plate is reduced.

Specifically, it includes the support column to find the piece accurately, the supporting disk, the upper end at the support column is fixed to the supporting disk, the lower extreme of support column passes through bearing I and rotates the setting on the base down, the top of supporting disk is equipped with the dogtooth that the angle ring form distributes such as, the bottom buckle of cup is on the dogtooth, the bottom of cup has this kind of structure of strengthening rib usually to design, the rotation of dogtooth and the relative supporting disk of strengthening rib butt restriction cup, the supporting disk links together with the support column, the cup rotates along with the rotation of support column, thereby aim at the bowl cover, so that carry out accurate gland operation on next step.

In order to make the smooth rotation of support column, it still includes the driving medium to find accurate part, the driving medium includes the casing, the gear, the rotating tube, the casing is fixed in the frame, the rotating tube passes through bearing II and rotates the setting inside the casing, the lower extreme at the rotating tube is fixed to the gear, the driving piece includes hold-in range and motor, all gears are connected through a hold-in range, thereby the hold-in range receives motor drive to drive all support column rotations. The inner side wall of the rotating pipe is provided with axially distributed sliding grooves, the outer part of the supporting column is provided with a flat key, and the flat key is embedded in the sliding grooves and can slide in the sliding grooves. The rotating pipe only does autorotation motion in the shell, and the support column can slide up and down in the vertical direction relative to the rotating pipe due to the matching of the flat key and the sliding chute, and a sliding shaft sleeve can be additionally arranged between the support column and the rotating pipe in order to improve the sliding stability; in addition, the circumferential limiting function of the flat key and the sliding groove enables the rotating pipe to rotate along with the supporting column. Therefore, the supporting column has two actions of rotating around the axis of the supporting column and sliding up and down relative to the shell, so that the lifting and rotating operations of the supporting plate on the cup are met.

The invention has the advantages that: the cup and the cup cover are placed on the template together and conveyed to a position between the pressing component and the aligning component in a linear mode, the pressing cover component is driven by the ascending and descending cylinder to descend to apply downward pressure to the cup cover, and the cup cover is pressed on the cup. The alignment part is driven by the lower lifting cylinder to ascend to support the cup to leave the template, the driving part drives the alignment part to rotate, the cup rotates along with the alignment part due to the fact that the cup and the alignment part are mutually buckled, until the relative angle of the cup and the cup cover is aligned, and finally the pressing cover part is further pressed down until the cup cover is completely buckled on the cup. The cup is driven to rotate through the alignment part to adjust the angle of the cup, so that the cup cover and the cup are opposite to each other at the same angle, the cup cover can be accurately buckled on the cup, and the success rate of gland operation is improved.

Drawings

FIG. 1 is a schematic structural view of a capping device according to the present invention;

FIG. 2 is a cross-sectional view of the capping device of the present invention;

fig. 3 is a schematic structural view of the alignment member of the present invention.

Reference numerals: the device comprises a rack 100, a guide sleeve 101, a template 200, an upper base 300, an ascending and descending cylinder 301, a guide post 302, a pressure plate 303, a mounting post 304, a spring 305, a lower base 400, a lower ascending and descending cylinder 401, a motor 402, a support post 403, a support plate 404, a bearing I405, a convex tooth 406, a shell 407, a gear 408, a rotating pipe 409, a bearing II 410, a synchronous belt 411, a sliding groove 412 and a flat key 413.

Detailed Description

In the description of the present embodiment, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", etc. appear, their indicated orientations or positional relationships are based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The invention is further described with reference to the drawings and the specific embodiments in the following description.

The embodiment of the invention comprises the following steps:

as shown in fig. 1, 2 and 3, a capping device includes a frame 100, and a pressing member, an alignment member and a conveying member are disposed on the frame 100, and the pressing member is located above the alignment member.

The conveying component comprises a template 200 and a driving mechanism, the driving mechanism drives the template 200 to move linearly, a mold hole is formed in the template 200, a cup with a cup cover is placed in the mold hole and conveyed linearly along with the template 200, and a conveying area of the template 200 is located between the lower pressing component and the aligning component.

The pressing component comprises a pressing cover part, an upper base 300 and an ascending and descending cylinder 301, the pressing cover part is linearly arranged on the upper base 300 along the horizontal direction, the upper base 300 is installed on the ascending and descending cylinder 301, and the ascending and descending cylinder 301 drives the upper base 300 to do linear reciprocating motion in the vertical direction. The gland piece comprises a pressing plate 303, a mounting column 304 and a spring 305, the upper end of the mounting column 304 is fixed on the upper base 300, the spring 305 and the pressing plate 303 are sleeved on the mounting column 304, and the lower end of the spring 305 is pressed against the gland through elastic force. The elastic force of the spring 305 presses the pressing plate 303 downwards, so that the pressing cover and the cup cover are in elastic contact, and the probability that the cup cover is crushed by the pressing plate 303 is reduced.

The alignment component comprises an alignment part, a lower base 400, a lower lifting cylinder 401 and a driving part, wherein the alignment part is rotatably arranged on the lower base 400 and is linearly arranged on the lower base 400 along the horizontal direction, and the lower base 400 is arranged on the lower lifting cylinder 401 and is driven by the lower lifting cylinder 401 to do linear reciprocating motion in the vertical direction.

The alignment piece comprises a supporting column 403 and a supporting disc 404, the supporting disc 404 is fixed at the upper end of the supporting column 403, the lower end of the supporting column 403 is rotatably arranged on the lower base 400 through a bearing I405, the top of the supporting disc 404 is provided with convex teeth 406 distributed in an equal-angle annular manner, the bottom of the cup is buckled on the convex teeth 406, the bottom of the cup is generally designed with a structure similar to a reinforcing rib, the convex teeth 406 abut against the reinforcing rib to limit the rotation of the cup relative to the supporting disc 404, the supporting disc 404 is connected with the supporting column 403, the cup rotates along with the rotation of the supporting column 403, and therefore the cup cover is aligned, and accurate capping operation is carried out on the next step.

In order to increase the stability of the up-and-down movement of the upper base 300 and the lower base 400, the upper base 300 and the lower base 400 are respectively provided with a guide pillar 302 which is vertically arranged, the rack 100 is provided with a guide sleeve 101, and the guide pillar 302 is slidably arranged in the guide sleeve 101 to provide a guide for the movement of the upper base 300 and the lower base 400.

In order to enable the supporting column 403 to rotate smoothly, the alignment component further comprises a transmission piece, the transmission piece comprises a shell 407, a gear 408 and a rotating pipe 409, the shell 407 is fixed on the rack 100, the rotating pipe 409 is rotatably arranged inside the shell 407 through a bearing II 410, the gear 408 is fixed at the lower end of the rotating pipe 409, the driving piece comprises a synchronous belt 411 and a motor 402, all the gears 408 are connected through the synchronous belt 411, and the synchronous belt 411 is driven by the motor 402 to drive all the rotating pipes 409 to rotate. The inner side wall of the rotating pipe 409 is provided with sliding grooves 412 which are distributed axially, the outer part of the supporting column 403 is provided with a flat key 413, and the flat key 413 is embedded in the sliding grooves 412 and can slide up and down in the sliding grooves 412. The rotating pipe 409 only performs self-rotation movement in the housing 407, and due to the sliding fit of the flat key 413 and the sliding groove 412, the supporting column 403 can slide up and down in the vertical direction relative to the rotating pipe 409, and in order to improve the sliding stability, a sliding shaft sleeve can be additionally arranged between the supporting column 403 and the rotating pipe 409 to provide guidance for the sliding of the supporting column 403; furthermore, the circumferential limiting function of the flat key 413 and the sliding groove 412 enables the supporting column 403 to rotate along with the rotating pipe 409. Therefore, the supporting column 403 has two actions of rotating around its axis and sliding up and down relative to the housing 407, so as to satisfy the lifting and rotating operations of the supporting plate 404 on the cup.

In this embodiment, the cup is in a big-end-up structure, the cup cover is placed above the cup in advance and placed in the mold hole together, but the cup cover is not necessarily aligned with the cup at a correct angle, the cup is conveyed to a position between the lower pressing component and the aligning component along a straight line along with the mold plate 200, the upper lifting cylinder 301 drives the upper base 300 to descend, the pressing cover component on the upper base 300 descends along with the cup, and the pressing plate 303 applies downward pressure to the cup cover to press the cup cover on the cup. The lower lifting cylinder 401 drives the lower base 400 to ascend, the supporting columns 403 on the lower base 400 ascend relative to the shell 407, the supporting plates 404 support the cup to leave the die hole, the driving piece drives the supporting columns 403 to rotate, the cup rotates along with the supporting plates 404 until the relative angle between the cup and the cup cover is aligned due to the fact that the bottom of the cup is buckled with the convex teeth 406 on the supporting plates 404, and the cup cannot interfere with the die plate 200 when rotating due to the fact that the cup is lifted to a certain height. Finally, the pressing cover part is further pressed down until the pressing plate 303 completely buckles the cup cover on the cup. According to the invention, the alignment piece drives the cup to rotate to adjust the angle of the cup, so that the cup cover and the cup are opposite to each other at the same angle, the cup cover can be accurately clamped on the cup, and the success rate of gland operation is improved.

The above embodiments are described in detail for the purpose of further illustrating the present invention and should not be construed as limiting the scope of the present invention, and the skilled engineer can make insubstantial modifications and variations of the present invention based on the above disclosure.

Claims

1. A capping device, its characterized in that: the device comprises a rack (100), wherein a pressing component, an alignment component and a conveying component are arranged on the rack (100), the pressing component is positioned above the alignment component, and a conveying area of the conveying component is positioned between the pressing component and the alignment component;

the pressing component comprises a pressing cover part, an upper base (300) and an ascending and descending cylinder (301), the pressing cover part is linearly arranged on the upper base (300) along the horizontal direction, the upper base (300) is installed on the ascending and descending cylinder (301), and the ascending and descending cylinder (301) drives the upper base (300) to do linear reciprocating motion in the vertical direction; find the part including finding the piece accurately, lower base (400), lift cylinder (401) down, the driving piece, it rotates to set up on base (400) down and along horizontal direction linear arrangement on base (400) down to find the piece accurately, the rotation of piece is found in the driving piece drive, the upper end of finding the piece accurately is equipped with the buckling parts, the bottom buckle of cup is on the buckling parts, the buckling parts restriction cup is relatively found the piece and is rotated, lower base (400) are installed and are straight reciprocating motion on vertical direction by lift cylinder (401) drive down on lift cylinder (401).

2. A capping apparatus according to claim 1, wherein: the alignment part comprises a supporting column (403) and a supporting disc (404), the supporting disc (404) is fixed at the upper end of the supporting column (403), the lower end of the supporting column (403) is rotatably arranged on a lower base (400) through a bearing I (405), convex teeth (406) which are distributed in an equal-angle annular mode are arranged at the top of the supporting disc (404), and the bottom of the cup is buckled on the convex teeth (406).

3. A capping apparatus according to claim 2, wherein: the alignment component further comprises a transmission piece, the transmission piece comprises a shell (407), a gear (408), a rotating pipe (409), the shell (407) is fixed on the rack (100), the rotating pipe (409) is rotatably arranged inside the shell (407) through a bearing II (410), the gear (408) is fixed at the lower end of the rotating pipe (409), a driving piece (408) is rotated to drive the rotating pipe (409) to rotate, a sliding groove (412) which is axially distributed is formed in the inner side wall of the rotating pipe (409), a flat key (413) is arranged outside the supporting column (403), the flat key (413) is embedded in the sliding groove (412) and can slide in the sliding groove (412), and the supporting column (403) follows the rotating pipe (409) to perform rotation movement.

4. A capping apparatus according to claim 3, wherein: the driving piece comprises synchronous belts (411) and a motor (402), all gears (408) are connected through one synchronous belt (411), and the synchronous belts (411) are driven by the motor (402) to drive all alignment pieces to rotate.

5. A capping apparatus according to claim 1 or 2 or 3 or 4, wherein: the pressing cover piece comprises a pressing plate (303), an installation column (304) and a spring (305), the upper end of the installation column (304) is fixed on the upper base (300), the spring (305) and the pressing plate (303) are sleeved on the installation column (304), and the lower end of the spring (305) is pressed against the pressing cover through elastic force.

6. A capping apparatus according to claim 1 or 2 or 3 or 4, wherein: the conveying part comprises a template (200) and a driving mechanism, the driving mechanism drives the template (200) to move along a straight line, and a die hole for placing a cup is formed in the template (200).