Multi-station turntable

Abstract

The utility model discloses a multi-station rotary table, and relates to the technical field of packaging equipment. A coupling structure I is arranged on the end face of a transmission wheel of an adjusting assembly, a telescopic adjusting driving motor is arranged on a rotary disc installation frame, an output shaft of the adjusting driving motor is connected with a main driving piece, a coupling structure II is arranged on the end face of the main driving piece, and the coupling structure I and the coupling structure II are mutually embedded to form a coupler. Power transmission of the output shaft of the driving motor is adjusted. When the station spacing on the rotating disc needs to be adjusted, the adjusting assembly is rotated to the position corresponding to the adjusting driving motor, the adjusting driving motor stretches out, the coupling structure II is embedded into the coupling structure I, the adjusting driving motor is started, the adjusting assembly is driven to act, and therefore electric adjustment of the station spacing is achieved. Electric adjustment is adopted, the adjusting efficiency is improved, meanwhile, rapid separation and reunion of the adjusting drive motor and the adjusting assembly are achieved, the structure is simple, and implementation is easy.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging equipment, and more specifically to a multi-station turntable. Background Art

[0002] In people's daily life and work, soft tissue paper can be seen everywhere. For soft tissue paper, it is packaged with corresponding soft tissue packaging film. With the continuous development and progress of automation technology, more and more soft tissue paper manufacturers use fully automatic soft tissue paper three-dimensional packaging machines to realize soft tissue paper production and processing, which can effectively improve the production and processing efficiency of soft tissue paper and reduce labor costs.

[0003] For the existing fully automatic soft-drawer three-dimensional packaging machine, the soft-drawer steering action is generally achieved through a turntable structure; when the packaging specifications are changed, the size of the station on the turntable that accommodates the soft-drawer needs to be adjusted. The existing adjustment methods are all manual adjustment, such as the invention patent with authorization announcement number CN113104283B and authorization announcement date April 15, 2022, named "A four-station turntable". The invention patent includes a turntable and four stations arranged along the circumferential direction of the turntable; a left side plate, a movable plate and an adjustment component are installed on the station; the left side plate and the movable plate are arranged in parallel to form a clamping mechanism; the adjustment component includes a rack, a gear and a rotating shaft; the gear is sleeved on the rotating shaft, the rack and the gear are meshed, and the rack is connected to the movable plate; the adjustment component is used to drive the movable plate to move, thereby adjusting the distance between the movable plate and the left side plate. There are two turntables, and the two turntables are fixed at both ends of the left side plate; the two ends of the rotating shaft are connected to the two turntables; a synchronous wheel is provided on the rotating shaft, and the four-station turntable also includes a synchronous belt, which drives the four synchronous wheels to rotate; the synchronous wheel is arranged at the end of the rotating shaft, and the turntable is provided with four guide wheels corresponding to the synchronous wheel. This invention patent adopts a turntable and four workstations arranged along the circumferential direction of the turntable to realize multi-station feeding, and the purpose of clamping the packaging material is achieved by adjusting the distance between the left plate and the movable plate through the adjustment component.

[0004] The turntable structure in the above-mentioned prior art requires manual adjustment when adjusting the distance between the left plate and the movable plate, which has a slow adjustment efficiency and requires a long downtime waiting time for adjustment, thus affecting the overall efficiency of the soft-tissue packaging machine. Utility Model Content

[0005] In order to overcome the defects and deficiencies in the above-mentioned prior art, the utility model provides a multi-station turntable. The invention purpose of the utility model is to provide a multi-station turntable structure for electrically adjusting the turntable station spacing, so as to overcome the problem of slow adjustment efficiency caused by manually adjusting the station spacing of the existing turntable structure. The utility model is provided with a coupling structure I on the end face of the transmission wheel of the adjustment component, and a retractable adjustment drive motor is provided on the turntable mounting frame. The output shaft of the adjustment drive motor is connected to the main drive member, and a coupling structure II is provided on the end face of the main drive member. The coupling structure I and the coupling structure II are mutually embedded to form a coupling to realize the power transmission of the output shaft of the adjustment drive motor. When it is necessary to adjust the station spacing on the turntable, the adjustment component is rotated to a position corresponding to the adjustment drive motor, and the adjustment drive motor is extended so that the coupling structure II is embedded in the coupling structure I, the adjustment drive motor is started, and the adjustment component is driven to act, thereby realizing the electric adjustment of the station spacing. The utility model replaces the existing manual adjustment method with electric adjustment, thereby improving the adjustment efficiency. At the same time, the utility model solves the problem of drive connection between the adjustment drive motor and the adjustment component, realizes rapid clutch between the adjustment drive motor and the adjustment component, has a simple structure, and is easy to implement.

[0006] In order to solve the defects and shortcomings in the above-mentioned prior art, the present application is implemented through the following technical solutions.

[0007] The utility model provides a multi-station turntable, comprising a turntable body and a turntable mounting seat for supporting and assembling the turntable body, wherein a plurality of stations are evenly distributed in the circumferential direction of the turntable body, and a left plate, a movable plate, a right plate and an adjustment component are installed on each station; the left plate and the right plate are arranged in parallel to form a clamping mechanism, and the adjustment component is configured to drive the movable plate to move so as to adjust the distance between the movable plate and the left plate; the turntable mounting seat is docked with a driving component, and an adjustment driving motor is installed on the docking driving component, and the output shaft of the adjustment driving motor is equipped with a main driving member, and a coupling structure II is arranged on the main driving member; the turntable body has at least one A follower is provided at the end of the adjustment shaft of the adjustment component on each workstation, and the follower is provided with a coupling structure I which is interlocked with the coupling structure II to form a coupling; when it is necessary to adjust the distance between the movable plate and the left side plate, the docking drive component drives the adjustment drive motor to extend, so that the coupling structure II at the output shaft end of the adjustment drive motor is interlocked with the coupling structure I to form a coupling, and the adjustment drive motor drives the adjustment component to move through the coupling structure II and the coupling structure I to form a coupling, and the adjustment components of multiple workstations are connected together through the transmission component, and the adjustment components of multiple workstations are synchronously operated to synchronously adjust the distance between the movable plates of multiple workstations and the left side plates.

[0008] Further preferably, the docking drive assembly is a drive cylinder, and the adjusting drive motor is assembled at the protruding end of the drive cylinder. When the distance between the movable plate and the left plate needs to be adjusted, the driven part on the turntable body rotates to a position corresponding to the active part on the adjusting drive motor, and the drive cylinder extends, so that the coupling structure II and the coupling structure I are interlocked to form a coupling.

[0009] More preferably, the turntable mounting seat is provided with a through hole for the active component on the adjustable drive motor to pass through and dock with the driven component.

[0010] Further preferably, the end of the adjustment shaft of the adjustment assembly at each station is equipped with a driven member that cooperates with the driving member to form a coupling.

[0011] More preferably, the driven member is a transmission wheel connected together by transmission assemblies of multiple workstations, and the coupling structure I is arranged on the side end face of the driven member.

[0012] Further preferably, the coupling structure I and the coupling structure II are engaged with each other to form a star coupling.

[0013] Further preferably, the adjusting assembly includes an adjusting worm, an adjusting worm wheel and an adjusting lead screw; the adjusting worm is rotatably mounted on the turntable, and the adjusting worm wheel is rotatably mounted on the right side plate through a worm wheel mounting seat, the adjusting worm is transmission-connected to the adjusting worm wheel, the adjusting worm wheel is hollow, and has an internal thread that matches the thread of the adjusting lead screw, one end of the adjusting lead screw matches the thread of the adjusting worm wheel, and the other end passes through the adjusting worm wheel and the right side plate and is fixed to the movable plate; the end of the adjusting worm is connected to the follower.

[0014] More preferably, a guide post is further provided on the movable plate, and a guide sleeve for the guide post to slide and penetrate is provided on the right side plate.

[0015] More preferably, the transmission assembly is a synchronous belt, and the driven member is a synchronous pulley.

[0016] More preferably, a tensioning guide wheel for tensioning and reversing the synchronous belt is provided on the side of the turntable opposite to the transmission wheel.

[0017] Compared with the prior art, the beneficial technical effects brought by the utility model are as follows:

[0018] 1. The utility model sets an adjustment drive motor on the turntable mounting seat, and drives the adjustment component to rotate by the adjustment drive motor, so as to achieve synchronous adjustment of the distance between the left plate and the movable plate on each station, with fast adjustment speed and short downtime for adjustment, which can effectively improve the adjustment efficiency and thus improve the production and packaging efficiency. The adjustment drive motor and the adjustment component are connected and driven by a detachable coupling structure, namely, coupling structure I and coupling structure II, which simplifies the transmission structure between the adjustment drive motor and the adjustment component, and realizes the rapid connection and separation of the adjustable drive motor and the adjustment component. The adjustment drive motor does not affect the normal operation of the turntable. Only when the turntable is stopped for adjustment, the adjustment drive motor extends out and connects with the adjustment component for driving, and the structure is simple.

[0019] 2. The utility model adopts a driving cylinder to drive the adjustment driving motor to extend and dock with the adjustment component. It has low cost and sensitive response. The cylinder itself has a certain redundancy. By controlling the air pressure in the cylinder, the stability of the transmission between the adjustment motor and the adjustment component can be ensured, avoiding the situation where the coupling structure II and the coupling structure I are separated during adjustment.

[0020] 3. The present invention uses the driven member as a transmission wheel for synchronous transmission connection between multiple adjustment components, and integrates the driven member and the transmission wheel together, which can reduce the use of parts and components and reduce equipment costs.

[0021] 4. The adjustment assembly of the utility model is different from the existing gear rack adjustment assembly. The adjustment assembly of the utility model adopts the structural form of adjusting worm, adjusting worm wheel and adjusting screw. The worm, worm wheel and screw have self-locking properties. Compared with the existing gear rack adjustment assembly structure, the adjustment assembly of the utility model uses the characteristics of the worm wheel, worm and screw to achieve self-locking. After adjustment, it can ensure that the spacing between the movable plate and the left side plate remains unchanged. The gear rack structure also needs to add a locking structure to avoid the gear rack moving during operation and changing the spacing between the movable plate and the left side plate. The utility model adopts the worm wheel structure as the adjustment assembly, which further simplifies the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional schematic diagram of the turntable of the utility model;

[0023] Figure 2 It is a side view of the turntable of the utility model;

[0024] Figure 3 It is a three-dimensional schematic diagram of the turntable body of the utility model;

[0025] Figure numerals: 1. turntable body, 2. turntable mounting seat, 3. work station, 4. left side plate, 5. movable plate, 6. right side plate, 7. docking drive assembly, 8. adjusting drive motor, 9. main driving member, 10. coupling structure II, 11. driven member, 12. coupling structure I, 13. through hole, 14. adjusting worm, 15. adjusting worm wheel, 16. adjusting screw, 17. worm wheel mounting seat, 18. guide column, 19. guide sleeve, 20. synchronous belt, 21. tensioning guide wheel. DETAILED DESCRIPTION

[0026] The following are exemplary embodiments of the present invention that are combined with the accompanying drawings to help fully understand the claims and their equivalents, wherein the specific details are only considered as exemplary and do not limit the scope of the present invention. Therefore, those of ordinary skill in the art can make various changes and modifications to the embodiments without departing from the scope and spirit of the present invention.

[0027] As a preferred embodiment of the present invention, refer to the attached specification Figure 1 , Attachment Figure 2 and attached Figure 3 As shown, this embodiment discloses a multi-station turntable, including a turntable body 1 and a turntable mounting seat 2 for supporting and assembling the turntable body 1, wherein a plurality of stations 3 are evenly distributed in the circumferential direction of the turntable body 1, and each station 3 is installed with a left plate 4, a movable plate 5, a right plate 6 and an adjustment component; the left plate 4 and the right plate 6 are arranged in parallel to form a clamping mechanism, and the adjustment component is configured to drive the movable plate 5 to move so as to adjust the distance between the movable plate 5 and the left plate 4; the turntable mounting seat 2 is docked with a drive component 7, and an adjustment drive motor 8 is installed on the docking drive component 7, and the output shaft of the adjustment drive motor 8 is equipped with a main drive member 9, and a coupling structure II 10 is arranged on the main drive member 9; the turntable body 1 has at least one A follower 11 is provided at the end of the adjustment shaft of the adjustment component on the workstation 3, and the follower 11 is provided with a coupling structure I12 which is interlocked with the coupling structure II10 to form a coupling; when it is necessary to adjust the distance between the movable plate 5 and the left side plate 4, the docking drive component 7 drives the adjustment drive motor 8 to extend, so that the coupling structure II10 at the output shaft end of the adjustment drive motor 8 and the coupling structure I12 are interlocked to form a coupling, and the adjustment drive motor 8 drives the adjustment component to move through the coupling structure II10 and the coupling structure I12 which are interlocked to form a coupling, and the adjustment components of multiple workstations 3 are connected together through the transmission component, and the adjustment components of multiple workstations 3 are synchronously operated to synchronously adjust the distance between the movable plates 5 and the left side plates 4 of multiple workstations 3.

[0028] In this embodiment, an adjustment drive motor 8 is provided on the turntable mounting seat 2, and the adjustment drive motor 8 drives the adjustment component to rotate, thereby realizing synchronous adjustment of the spacing between the left side plate 4 and the movable plate 5 on each station 3, with fast adjustment speed and short downtime adjustment time, which can effectively improve the adjustment efficiency, and thus improve the production and packaging efficiency. The adjustment drive motor 8 and the adjustment component are connected and driven by a detachable coupling structure, namely, the coupling structure I12 and the coupling structure II10, which simplifies the transmission structure between the adjustment drive motor 8 and the adjustment component, and realizes the rapid connection and separation of the adjustable drive motor 8 and the adjustment component. The adjustment drive motor 8 does not affect the normal operation of the turntable. Only when the turntable is stopped for adjustment, the adjustment drive motor 8 extends out and connects with the adjustment component for driving, and the structure is simple.

[0029] As an implementation method of this embodiment, refer to the attached Figure 1 As shown, the docking drive assembly 7 is a drive cylinder, and the adjustment drive motor 8 is assembled at the extended end of the drive cylinder. When the distance between the movable plate 5 and the left side plate 4 needs to be adjusted, the follower 11 on the turntable body 1 rotates to a position corresponding to the active part on the adjustment drive motor 8, and the drive cylinder extends, so that the coupling structure II 10 and the coupling structure I 12 are interlocked to form a coupling. The turntable mounting seat 2 is provided with a through hole 13 for the active part on the adjustment drive motor 8 to pass through and dock with the follower 11. The drive cylinder is used to drive the adjustment drive motor 8 to extend and dock with the adjustment assembly, which is low in cost and sensitive in response. The cylinder itself has a certain amount of redundancy. By controlling the air pressure in the cylinder, the stability of the docking transmission between the adjustment motor and the adjustment assembly can be ensured, and the coupling structure II 10 and the coupling structure I 12 can be prevented from being separated during adjustment.

[0030] As another implementation method of this embodiment, refer to the attached Figure 3 As shown, the end of the adjustment shaft of the adjustment assembly on each station 3 is equipped with a driven member 11 that cooperates with the driving member to form a coupling. Compared with the embodiment with one driven member 11, in this embodiment, the adjustment assembly on each station 3 is equipped with a driven member 11, and the driven member 11 can be docked with the main driving member 9 by rotating the turntable at a very small angle, which is convenient for the rapid docking of the driven member 11 and the main driving member 9, and the turntable does not need to rotate a large angle.

[0031] As another implementation of this embodiment, the driven member 11 is a transmission wheel connected by the adjustment components of multiple stations 3 through the transmission component, and the coupling structure I12 is arranged on the side end surface of the driven member 11. The transmission component is a synchronous belt 20, and the driven member 11 is a wheel of the synchronous belt 20. A tensioning guide wheel 21 for tensioning and reversing the synchronous belt 20 is arranged on the side of the turntable opposite to the transmission wheel. Integrating the driven member 11 with the transmission wheel can reduce the use of parts and reduce equipment costs.

[0032] As an example, the coupling structure I 12 is engaged with the coupling structure II 10 to form a star coupling.

[0033] As another example, the coupling structure I12 is a shaft with teeth, and the coupling structure II10 is an inner ring gear with internal teeth, and the inner ring gear is sleeved on the shaft to realize the coupling transmission. Similarly, the coupling structure I12 and the coupling structure II10 are interchangeable.

[0034] As another example, the coupling structure I 12 and the coupling structure II 10 are both gear blocks, and the gear blocks of the two are engaged with each other to realize coupling transmission.

[0035] As another implementation method of this embodiment, refer to the attached Figure 3 As shown, the adjustment assembly includes an adjustment worm 14, an adjustment worm wheel 15 and an adjustment screw 16; the adjustment worm 14 is rotatably mounted on the turntable, the adjustment worm wheel 15 is rotatably mounted on the right side plate 6 through a worm wheel mounting seat 17, the adjustment worm 14 is connected to the adjustment worm wheel 15 in a transmission manner, the adjustment worm wheel 15 is hollow, and is provided with an internal thread that matches the thread of the adjustment screw 16, one end of the adjustment screw 16 is threadedly matched with the adjustment worm wheel 15, and the other end passes through the adjustment worm wheel 15 and the right side plate 6 and is fixed to the movable plate 5; the end of the adjustment worm 14 is connected to the driven member 11. More preferably, a guide column 18 is also provided on the movable plate 5, and a guide sleeve 19 for the guide column 18 to slide and penetrate is provided on the right side plate 6. The adjustment component of the utility model uses the characteristics of the worm gear, worm and lead screw to achieve self-locking, and after adjustment, the spacing between the movable plate 5 and the left side plate 4 can be kept fixed, while the gear rack structure also needs to add a locking structure to prevent the gear rack from moving during operation and changing the spacing between the movable plate 5 and the left side plate 4. The utility model adopts the worm gear structure as the adjustment component, which further simplifies the structure.

[0036] While the inventive concept has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made thereto without departing from the spirit and scope of the invention as defined in the claims.

Claims

1. A multi-station turntable, comprising a turntable body (1) and a turntable mounting seat (2) for supporting and assembling the turntable body (1), wherein a plurality of stations (3) are evenly distributed in the circumferential direction of the turntable body (1), and each station (3) is mounted with a left side plate (4), a movable plate (5), a right side plate (6) and an adjustment assembly; the left side plate (4) and the right side plate (6) are arranged in parallel to form a clamping mechanism, and the adjustment assembly is configured to drive the movable plate (5) to move so as to adjust the distance between the movable plate (5) and the left side plate (4); characterized in that: The turntable mounting seat (2) is provided with a docking drive assembly (7), an adjustment drive motor (8) is installed on the docking drive assembly (7), the output shaft of the adjustment drive motor (8) is equipped with a main drive member (9), and a coupling structure II (10) is arranged on the main drive member (9); the end of the adjustment shaft of the adjustment assembly on at least one station (3) on the turntable body (1) is provided with a follower member (11), and the follower member (11) is provided with a coupling structure I (12) which is mutually engaged with the coupling structure II (10) to form a coupling; it is necessary to align the movable plate (5) with the left side plate (4) When the distance is adjusted, the docking drive assembly (7) drives the adjustment drive motor (8) to extend, so that the coupling structure II (10) and the coupling structure I (12) at the output shaft end of the adjustment drive motor (8) are interlocked to form a coupling, and the adjustment drive motor (8) drives the adjustment assembly to move through the coupling formed by the coupling structure II (10) and the coupling structure I (12). The adjustment assemblies of the multiple workstations (3) are connected together through the transmission assembly. The adjustment assemblies of the multiple workstations (3) are synchronously operated to synchronously adjust the distance between the movable plates (5) and the left side plates (4) of the multiple workstations (3).

2. A multi-station turntable according to claim 1, characterized in that: The docking drive assembly (7) is a drive cylinder, and the adjustment drive motor (8) is mounted on the protruding end of the drive cylinder. When the distance between the movable plate (5) and the left side plate (4) needs to be adjusted, the driven member (11) on the turntable body (1) rotates to a position corresponding to the active member on the adjustment drive motor (8), and the drive cylinder extends, so that the coupling structure II (10) and the coupling structure I (12) are interlocked to form a coupling.

3. A multi-station turntable according to claim 2, characterized in that: The turntable mounting seat (2) is provided with a through hole (13) through which the active component on the adjustable drive motor (8) passes to connect with the driven component (11).

4. A multi-station turntable according to any one of claims 1 to 3, characterized in that: The adjusting assembly comprises an adjusting worm (14), an adjusting worm wheel (15) and an adjusting lead screw (16); the adjusting worm (14) is rotatably mounted on the turntable; the adjusting worm wheel (15) is rotatably mounted on the right side plate (6) via a worm wheel mounting seat (17); the adjusting worm (14) is drivingly connected to the adjusting worm wheel (15); the adjusting worm wheel (15) is hollow and has an internal thread that matches the thread of the adjusting lead screw (16); one end of the adjusting lead screw (16) matches the thread of the adjusting worm wheel (15) and the other end passes through the adjusting worm wheel (15) and the right side plate (6) to be fixed to the movable plate (5); the end of the adjusting worm (14) is connected to the driven member (11).

5. A multi-station turntable according to claim 4, characterized in that: A guide post (18) is also provided on the movable plate (5), and a guide sleeve (19) for the guide post (18) to slide and penetrate is provided on the right side plate (6).

6. A multi-station turntable according to any one of claims 1 to 3, characterized in that: The end of the adjustment shaft of the adjustment assembly on each workstation (3) is equipped with a driven member (11) that cooperates with the driving member to form a coupling.

7. A multi-station turntable according to claim 6, characterized in that: The driven member (11) is a transmission wheel connected together by the adjustment assemblies of the plurality of workstations (3) through a transmission assembly, and the coupling structure I (12) is arranged on the side end surface of the driven member (11).

8. The multi-station turntable according to claim 7, characterized in that: The transmission component is a synchronous belt (20), and the driven member (11) is a synchronous belt (20) wheel.

9. A multi-station turntable according to claim 8, characterized in that: A tensioning guide wheel (21) for tensioning and reversing the synchronous belt (20) is provided on the side of the turntable body (1) opposite to the transmission wheel.

10. A multi-station turntable according to any one of claims 1 to 3, characterized in that: The coupling structure I (12) and the coupling structure II (10) are engaged with each other to form a star-shaped coupling.

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