CN218497745U

CN218497745U - Mechanical matrix card turning machine

Info

Publication number: CN218497745U
Application number: CN202222827475.0U
Authority: CN
Inventors: 刘波
Original assignee: Boneng Hi Tech Beijing Technology Co ltd
Current assignee: Boneng Hi Tech Beijing Technology Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-02-17
Anticipated expiration: 2032-10-26

Abstract

The utility model relates to the technical field of a card turning machine, in particular to a mechanical matrix card turning machine, which comprises a cabinet body and a plurality of card turning units arranged in the cabinet body in a matrix arrangement, wherein the front side of the cabinet body is provided with a viewing window corresponding to each card turning unit, each card turning unit is provided with a plurality of rotatable card bodies, and the rotating shafts of all the card bodies are positioned on the same cylindrical surface and are uniformly arranged on the cylindrical surface; when the cylindrical surface is in a static state, two adjacent card bodies in the card turning unit are positioned in the window range of the viewing window; the upper edge of the first card body is lapped on the inner side of the upper edge of the window; the backstop capable of preventing the second card body from swinging towards the outer side of the window is arranged on the inner side of the window, and each card turning unit can realize independent control and can realize the switching of the display effect of a single area when being displayed in a large format; through being provided with the backstop, can effectively prevent resilience and swing behind the tablet body drop, reduce the noise of collision back and forth between the tablet body greatly.

Description

Mechanical matrix card turning machine

Technical Field

The utility model relates to a machine technical field that turns over, concretely relates to mechanical matrix turns over tablet machine.

Background

With the rapid development of electronic technology and display technology, liquid crystal and LED display technology is widely used in exhibition and display, but in a gorgeous graphic display environment, people begin to feel visual fatigue and lose the original freshness and attraction. The young generation has grown in the electronic information age mostly, and the contact to the early mechanized devices is small, and in recent years, the ancient mechanized display technology is on the contrary generally focused.

The mechanized display device is generally realized by adopting a pure mechanized means due to early appearance and immature electronic technology, has higher cost and monotonous display effect, and is not suitable for the requirements of people on the display effect at the present stage. The board-turning type display device is used in the field of exhibition and display advertisements. Due to the defects of large volume, wide gap, high manufacturing and mounting cost and the like of the traditional turn-over type display device, the traditional turn-over type display device is not beneficial to large-scale popularization and use in the era of mature electronic and display technologies at present, and the noise is larger in the turn-over process. The purely mechanical tile turning device cannot accurately control the display effect switching of a single area in the process of realizing large-format display. Is extremely not favorable for the popularization of the mechanical card turning device.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems, the mechanical matrix card turning machine is provided, and each card turning unit can realize independent control and can realize the switching of the display effect of a single area when being displayed in a large format; through being provided with the backstop, can effectively prevent resilience and swing after the tablet body falls down, reduce the noise of collision back and forth between the tablet body greatly.

For solving the prior art problem, the utility model discloses a technical scheme be:

a mechanical matrix card turning machine comprises a cabinet body and a plurality of card turning units arranged in the cabinet body in a matrix manner, wherein the front side of the cabinet body is provided with a viewing window corresponding to each card turning unit, each card turning unit is provided with a plurality of rotatable card bodies, rotating shafts of all the card bodies are horizontal and positioned at the edges of the card bodies, and the rotating shafts of all the card bodies are positioned on the same cylindrical surface and are uniformly distributed on the cylindrical surface;

when the cylindrical surface is in a static state, two adjacent tile bodies in the tile turning unit are positioned in the window range of the window; the two adjacent card bodies form a first card body and a second card body which are used for displaying pictures at the current moment; in this state, the upper edge of the first card body is lapped on the inner side of the upper edge of the window;

when the cylindrical surface rotates around the axis of the cylindrical surface, the first card body is overturned to the position of the second card body in the state around the rotating shaft of the cylindrical surface, and the backstop capable of preventing the second card body from swinging towards the outer side of the window is arranged on the inner side of the window.

Preferably, the transverse width of the window is greater than the transverse length of the card body, and the longitudinal width of the window is greater than the sum of the longitudinal lengths of the two card bodies.

Preferably, the card turning unit further comprises a rotating drum, flanges are arranged at two ends of the rotating drum, mounting holes are uniformly distributed in the two flanges along the circumferential direction, and connecting ends capable of being movably inserted into the mounting holes are arranged at two ends of the card body.

Preferably, the card turning unit further comprises a servo motor for driving the rotary drum to rotate, and the servo motor is fixedly connected with the inner wall of the cabinet body.

Preferably, an inner shaft body fixedly connected with an output shaft of the servo motor is arranged in the rotary drum, and the inner shaft body extends out of the rotary drum and is connected with the inner wall of the cabinet body through a bearing seat.

Preferably, a motor cavity for accommodating the servo motor is arranged in the rotary drum, and a gap is formed between the inner wall of the motor cavity and the servo motor.

Preferably, a detection unit for detecting the rotation angle of the rotary drum is arranged in the cabinet body corresponding to each card turning unit.

Preferably, the detection unit comprises magnets and Hall sensors, the number of the magnets is the same as that of the card bodies, the magnets are uniformly distributed on the side of one flange of the rotary drum, the Hall sensors are fixedly installed in the cabinet body, and the detection ends of the Hall sensors face the movement track of the magnets.

Has the advantages that:

1. each card turning unit can realize independent control and can realize the switching of the display effect of a single area during large-format display.

2. Through being provided with the backstop, can effectively prevent resilience and swing behind the tablet body drop, reduce the noise of collision back and forth between the tablet body greatly.

3. The rotation angle of the rotary drum is accurately controlled through the detection unit, only one card body falls in each card turning action, and the display accuracy of a single view window is improved.

Drawings

FIG. 1 is a schematic perspective view of a mechanical matrix card flipper;

FIG. 2 is a partial cross-sectional view of a mechanical matrix card flipper;

FIG. 3 is a first perspective view of a card-flipping unit of a mechanical matrix card-flipping machine;

FIG. 4 is a schematic perspective view of a card-flipping unit of a mechanical matrix card-flipping machine;

FIG. 5 is a schematic view of the mounting of the drum in a mechanical matrix card flipper;

FIG. 6 is a partial sectional view of a second mechanical matrix card flipper;

the reference numbers in the figures are:

1. a cabinet body;

11. a viewing window;

2. a card turning unit;

21. a first card body;

22. a second card body;

23. a rotating drum;

24. a flange;

25. a connecting end;

26. a servo motor;

27. an inner shaft body;

28. a bearing seat;

29. a support;

30. and (4) a bump.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

Referring to fig. 1 and 2, a mechanical matrix card turning machine comprises a cabinet body 1 and a plurality of card turning units 2 arranged in the cabinet body 1 in a matrix manner, wherein a viewing window 11 is arranged at the front side of the cabinet body 1 corresponding to each card turning unit 2, each card turning unit 2 is provided with a plurality of card bodies capable of rotating, rotating shafts of all the card bodies are horizontal and positioned at the edges of the card bodies, and the rotating shafts of all the card bodies are positioned on the same cylindrical surface and are uniformly arranged on the cylindrical surface;

as shown in fig. 2, when the cylindrical surface is in a static state, two adjacent card bodies in the card turning unit 2 are within the window range of the window 11; the two adjacent card bodies form a first card body 21 and a second card body 22 which are used for displaying pictures at the current moment; in this state, the upper edge of the first card body 21 is lapped on the inner side of the upper edge of the window 11;

when the cylindrical surface rotates around the axis, the first card body 21 is turned over to the position of the second card body 22 in the state around the rotating shaft, and the backstop capable of preventing the second card body 22 from swinging towards the outer side of the view window 11 is installed on the inner side of the view window 11.

The transverse width of the window 11 is larger than the transverse length of the card body, and the longitudinal width of the window 11 is larger than the sum of the longitudinal lengths of the two card bodies; it should be noted that the specific dimensions of the transverse width and the longitudinal width of the viewing window 11 are the minimum dimensions that can satisfy the requirement that the first card body 21 is turned downwards and replaces the original second card body 22.

As shown in fig. 3, 4 and 5, the card turning unit 2 further includes a rotating drum 23, two ends of the rotating drum 23 are respectively provided with a flange 24, mounting holes are uniformly distributed on the two flanges 24 along the circumferential direction, and two ends of the card body are provided with connecting ends 25 capable of being movably inserted into the mounting holes. The card turning unit 2 further comprises a servo motor 26 for driving the rotary drum 23 to rotate, and the servo motor 26 is fixedly connected with the inner wall of the cabinet 1. An inner shaft 27 fixedly connected with an output shaft of the servo motor 26 is arranged in the rotary drum 23, and the inner shaft 27 extends out of the rotary drum 23 and is connected with the inner wall of the cabinet 1 through a bearing seat 28. A motor cavity for accommodating the servo motor 26 is arranged in the rotary drum 23, and a gap is formed between the inner wall of the motor cavity and the servo motor 26.

The servo motor 26 is arranged in the rotary drum 23, so that the transverse gap between two adjacent view windows 11 can be effectively reduced,

a detection unit for detecting the rotation angle of the rotary drum 23 is arranged in the cabinet body 1 corresponding to each card turning unit 2.

Specifically, the detection unit comprises magnets and hall sensors (the magnets and the hall sensors are not shown in the figure), the number of the magnets is the same as that of the plate bodies, the magnets are uniformly distributed on the side portion of one flange 24 of the rotary drum 23, the hall sensors are fixedly installed in the cabinet body 1, and the detection ends of the hall sensors face the movement tracks of the magnets. Referring to fig. 6, the bracket 2929 in fig. 6 is used for mounting the hall sensor, the bracket 29 is mounted outside the cabinet 1, the bracket 29 is convenient to detach for detaching the hall sensor together for maintenance, a through hole for the detection end of the hall sensor to pass through is formed in the cabinet 1, and the detection end of the hall sensor faces the movement track of the magnet, so as to accurately control the rotation angle of the rotary drum 23.

As shown in fig. 5, the backstop is a projection 30 extending to the inner side of the frame 1 and capable of rubbing against the side of the card body. When the first card body 21 falls down, the side edge of the first card body 21 and the bump 20 generate friction (the first card body 21 becomes the second card body 22 after being turned over to the lower side), so that the first card body 21 is prevented from colliding with the card body on the rear side to swing back and forth, and the noise caused by collision of the card bodies in the card turning process is reduced.

The above examples are merely illustrative of one or more embodiments of the present invention, and the description thereof is more specific and detailed, but not intended to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The mechanical matrix card turning machine is characterized by comprising a cabinet body (1) and a plurality of card turning units (2) which are arranged in the cabinet body (1) in a matrix manner, wherein the front side of the cabinet body (1) is provided with a viewing window (11) corresponding to each card turning unit (2), each card turning unit (2) is provided with a plurality of card bodies capable of rotating, rotating shafts of all the card bodies are horizontal and positioned at the edges of the card bodies, and the rotating shafts of all the card bodies are positioned on the same cylindrical surface and are uniformly arranged on the cylindrical surface;

when the cylindrical surface is in a static state, two adjacent card bodies in the card turning unit (2) are positioned in the window range of the viewing window (11); the two adjacent card bodies form a first card body (21) and a second card body (22) which are used for displaying a picture at the current moment; in this state, the upper edge of the first card body (21) is lapped on the inner side of the upper edge of the window (11);

when the cylindrical surface rotates around the axis of the cylindrical surface, the first card body (21) rotates around the rotating shaft of the cylindrical surface to turn over to the position of the second card body (22) in the state, and a backstop capable of preventing the second card body (22) from swinging towards the outer side of the view window (11) is installed on the inner side of the view window (11).

2. A mechanical matrix card flipper according to claim 1, wherein the window (11) has a lateral width greater than the lateral length of the card body, and the window (11) has a longitudinal width greater than the sum of the longitudinal lengths of the two card bodies.

3. The mechanical matrix card-turning machine according to claim 2, wherein the card-turning unit (2) further comprises a rotating cylinder (23), both ends of the rotating cylinder (23) are provided with flanges (24), mounting holes are uniformly distributed on the two flanges (24) along the circumferential direction, and both ends of the card body are provided with connecting ends (25) capable of being movably inserted into the mounting holes.

4. The mechanical matrix card turner according to claim 3, characterized in that the card turning unit (2) further comprises a servo motor (26) for driving the drum (23) to rotate, the servo motor (26) being fixedly connected to the inner wall of the cabinet (1).

5. A mechanical matrix card turner according to claim 4, characterized in that an inner shaft (27) is arranged inside the drum (23) and is fixedly connected with the output shaft of the servo motor (26), and the inner shaft (27) extends out of the drum (23) and is connected with the inner wall of the cabinet (1) through a bearing seat (28).

6. A mechanical matrix card flipper according to claim 5, wherein the drum (23) is provided with a motor chamber for accommodating the servo motor (26), the inner wall of the motor chamber having a clearance with the servo motor (26).

7. The mechanical matrix card flipper according to any of the claims 1 to 6, wherein a detecting unit for detecting the rotation angle of the rotating drum (23) is provided in the cabinet (1) corresponding to each card flipping unit (2).

8. The mechanical matrix card turner of claim 7, wherein the detecting unit comprises magnets and Hall sensors, the number of the magnets is the same as that of the card bodies, the magnets are uniformly distributed on the side of one flange (24) of the rotating drum (23), the Hall sensors are fixedly arranged in the cabinet body (1), and the detecting ends of the Hall sensors face the moving track of the magnets.