CN219173755U

CN219173755U - Paper overturning and conveying device

Info

Publication number: CN219173755U
Application number: CN202320062516.3U
Authority: CN
Inventors: 杨蕴秀
Original assignee: Beijing Huilang Times Technology Co Ltd
Current assignee: Beijing Huilang Times Technology Co Ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-06-13
Anticipated expiration: 2033-01-10

Abstract

The application relates to a paper upset conveyer, include: the rotary shaft main body is fixedly connected with rotary shaft installation covers at the left end and the right end of the rotary shaft main body through bolts, a rotary shaft shell is fixedly connected to the outer sides between the rotary shaft installation covers through sealing rings, and through holes are formed in the outer sides of the rotary shaft shell in a penetrating manner; the breather pipe is inserted in the middle of the right end of the rotating shaft main body through a bearing, and the right end of the breather pipe is fixedly connected with an interface cover. This equipment that this application embodiment provided provides a closed air current passageway that has the UNICOM interface with external atmospheric pressure, through the relative position of paper and cavity drum, just can make the paper move according to required law through the work order of control air pump to this scheme structure is comparatively simple nimble, can cooperate with other functional structures as required, and occupation space is little, and this structure can drive through small or miniature air pump, is little to the pressure and the friction of paper be of being of value to the protection paper surface.

Description

Paper overturning and conveying device

Technical Field

The application relates to the technical field of paper conveying, in particular to a paper overturning and conveying device.

Background

There is a need for turning over paper in the use of machines such as duplex printing, paper printing, automatic stamping of paper documents, and the like. Some existing paper overturning structures, such as a double-sided printer, realize the overturning by forming a closed loop on the conveying path of the paper, and the overturning of the paper is realized by alternately engaging a overturning shaft or paper conveying teeth between two reversely rotating paper conveying rollers as shown in a patent CN 201922171998.2.

However, in the two schemes, the closed loop conveying path is long, the structure is complex, the equipment is large, the pressure and friction of the overturning roller on paper are reduced, and even the paper can be damaged by using the roller for overturning alternately, so we propose a paper overturning and conveying device.

Disclosure of Invention

The application provides a paper upset conveyer to solve among the two schemes closed loop conveying path length, structure complicacy, equipment are bulky, use the cylinder to turn over in turn need reduce the pressure and the friction of upset cylinder to the paper and probably cause the problem of damage to the paper even.

To solve the above technical problems or at least partially solve the above technical problems, the present application provides a paper sheet turning and conveying device, including:

the rotary shaft main body is fixedly connected with rotary shaft installation covers at the left end and the right end of the rotary shaft main body through bolts, a rotary shaft shell is fixedly connected to the outer sides between the rotary shaft installation covers through sealing rings, and through holes are formed in the outer sides of the rotary shaft shell in a penetrating manner;

the breather pipe is inserted in the middle of the right end of the rotating shaft main body through a bearing, and the right end of the breather pipe is fixedly connected with an interface cover.

Optionally, the left end and the right end of the rotating shaft main body are fixedly connected with connecting rotating shafts, and the connecting rotating shafts are installed on the box body through bearings.

Optionally, a gas cavity is formed between the outside of the spindle body and the inside of the spindle housing.

Optionally, the right side of pivot main part runs through from top to bottom and opens there is the air flue, and the air flue is linked together with the left end of breather pipe, the air flue is linked together with the gas chamber.

Optionally, a sealing washer is arranged on the outer side of the left end of the vent pipe, and the vent pipe is installed on the right side of the rotating shaft main body in a sealing mode.

Optionally, the outside fixedly connected with mounting panel in right side of breather pipe, mounting panel fixed connection is at the right-hand member of right side box.

Optionally, the through holes are provided in plurality, and the through holes are equidistantly arranged on the side wall of the rotating shaft shell.

Optionally, the upper side and the lower side of the interface cover are fixedly inserted with connecting air pipes, and the right side of the connecting air pipes is connected with an air inlet and an air outlet of an air pump.

Optionally, the connecting air pipe is communicated with the inside of the air pipe.

Compared with the prior art, the technical scheme provided by the embodiment of the application has the following advantages:

according to the equipment provided by the embodiment of the application, the vent pipe and the interface cover connected with the air pump are concentric with the rotating shaft of the hollow cylinder, so that the position of the device connected with the air pump is not affected when the rotating shaft rotates, a closed air flow channel with a communication interface with external air pressure is provided, paper can move according to a required rule by controlling the working sequence of the air pump through the relative position of the paper and the hollow cylinder, the structure of the scheme is simple and flexible, the structure can be matched with other functional structures as required, the occupied space is small, the structure can be driven by a small or miniature air pump, and the pressure and friction on the paper are small, so that the surface of the paper is protected.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application.

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the description of the embodiments or the prior art will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a diagram showing the overall structure of a sheet reversing and conveying apparatus;

fig. 2 is a cross-sectional view of a sheet reversing and conveying apparatus.

In the figure: 1. a rotating shaft main body; 2. a rotating shaft housing; 3. a rotating shaft mounting cover; 4. a case; 5. a mounting plate; 6. a sealing gasket; 7. a bearing; 8. a vent pipe; 9. an interface cover; 10. a through hole; 11. an air pump.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present application based on the embodiments herein.

Various embodiments of the present application may exist in a range format, and it should be understood that the description in a range format is merely for convenience and brevity and should not be construed as a rigid limitation to the scope of the present application; it is therefore to be understood that the range description has specifically disclosed all possible sub-ranges and individual values within that range. For example, it should be considered that a description of a range from 1 to 6 has specifically disclosed sub-ranges, such as from 1 to 3, from 1 to 4, from 1 to 5, from 2 to 4, from 2 to 6, from 3 to 6, etc., as well as single numbers within the range, such as 1, 2, 3, 4, 5, and 6, wherever applicable. In addition, whenever a numerical range is indicated in this application, it is intended to include any reference to the numbers (fractional or integer) within the indicated range. Unless specifically indicated otherwise, the various raw materials, reagents, instruments, equipment, and the like used in this application are commercially available or may be prepared by existing methods.

In this application, unless otherwise indicated, terms of orientation such as "upper" and "lower" are used specifically to refer to the orientation of the drawing in the figures. In addition, in the present application, the terms "include," "include," etc. mean "including but not limited to. In this application, relational terms such as "first" and "second", and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. In the present application, "and/or" describing the association relationship of the association object means that there may be three relationships, for example, a and/or B may mean: a alone, a and B together, and B alone. Wherein A, B may be singular or plural. In this application, "at least one" means one or more, and "a plurality" means two or more. "at least one", "at least one" or the like refer to any combination of these items, including any combination of a single item or a plurality of items. For example, "at least one of a, b, or c," or "at least one of a, b, and c," may each represent: a, b, c, a-b, i.e. a and b, a-c, b-c, or a-b-c, wherein a, b, c may be single or multiple, respectively.

As shown in fig. 1-2, an embodiment of the present application provides a sheet reversing and conveying device, including:

the rotary shaft main body 1, the left end and the right end of the rotary shaft main body 1 are fixedly connected with rotary shaft installation covers 3 through bolts, the outer sides between the rotary shaft installation covers 3 are fixedly connected with a rotary shaft shell 2 through sealing rings, and the outer sides of the rotary shaft shell 2 are provided with through holes 10 in a penetrating way;

the breather pipe 8 is inserted in the middle of the right end of the rotating shaft main body 1 through a bearing 7, and the right end of the breather pipe 8 is fixedly connected with an interface cover 9.

Specifically: the rotating shaft main body 1 and the rotating shaft housing 2 rotate on the box body 4, the vent pipe 8, the interface cover 9 and the mounting plate 5 can be fixedly connected with the box body 4 through the bearing 7, and air in the air cavity between the rotating shaft main body 1 and the rotating shaft housing 2 can be stably pumped out and input under the condition that the rotating shaft main body 1 and the rotating shaft housing 2 move, so that the air pressure in the air cavity between the rotating shaft main body 1 and the rotating shaft housing 2 is controlled, the adsorption of paper is realized through the pressure difference between the air pressure in the air cavity between the rotating shaft main body 1 and the rotating shaft housing 2 and the atmospheric pressure, the paper is driven to push the paper away from the surface of the rotating shaft housing 2 along with the rotating shaft housing 2 and the paper is repelled, and the paper enters the next transmission stage.

As shown in fig. 2: the left end and the right end of the rotating shaft main body 1 are fixedly connected with connecting rotating shafts, and the connecting rotating shafts are arranged on the box body 4 through bearings.

Specifically: the rotating shaft main body 1 can rotate, and the left end of the rotating shaft main body is driven to rotate by a transmission motor.

As shown in fig. 2: a gas chamber is formed between the outside of the rotary shaft body 1 and the inside of the rotary shaft housing 2.

Specifically: the interior of the gas chamber is capable of injecting or drawing in gas.

As shown in fig. 1 and 2: the right side of the rotating shaft main body 1 is vertically penetrated with an air passage, the air passage is communicated with the left end of the vent pipe 8, and the air passage is communicated with the gas cavity.

Specifically: the air passage supplies air to the air chamber or extracts air therein through the air pipe 8.

As shown in fig. 2: the left end outside of breather pipe 8 is equipped with sealing washer 6, and breather pipe 8 sealing installation is in the right side of pivot main part 1.

Specifically: the sealing gasket 6 can make the vent pipe 8 to be in a sealed state when being mounted.

As shown in fig. 1: the right side outside fixedly connected with mounting panel 5 of breather pipe 8, mounting panel 5 fixed connection is at the right-hand member of right side box 4.

Specifically: the vent pipe 8 is inserted through a bearing, and the vent pipe 8 is not driven to rotate when the rotating shaft main body 1 rotates.

As shown in fig. 1: the through holes 10 are provided in plurality, and the through holes 10 are equidistantly arranged on the side wall of the rotating shaft housing 2.

Specifically: the through holes 10 are outlets or inlets for gas.

As shown in fig. 1: the upper side and the lower side of the interface cover 9 are fixedly inserted with connecting air pipes, and the right side of the connecting air pipes is connected with an air inlet and an air outlet of an air pump 11.

Specifically: the air pump 11 is a commercially available air pump, which is known in the art.

As shown in fig. 1 and 2: the connecting air pipe is communicated with the inside of the air pipe 8.

Specifically: the connecting air pipe is connected with an air pump 11, and the air pump 11 can charge or inhale the air cavity through a switch.

When the device is used, a row of through holes 10 are formed in the rotating shaft shell 2, two ends of the rotating shaft main body 1 penetrate through one end of the box body 4 and are connected with the other end of the motor, the other end of the rotating shaft main body is connected with a vent pipe 8, a vent hole on the interface cover 9 fixed with the vent pipe 8 is connected with an air pump 11 through the air pipe, one end of paper is conveyed to the lower side of the rotating shaft shell 2, when the through holes 10 are downwards rotated to a position contacting with paper, the air pump 11 starts to pump air in the rotating shaft shell 2, according to the Bernoulli effect, the air flow speed of one side of the paper, which is close to the through holes 10 of the rotating shaft shell 2, is high and low, and the air pressure of the other side of the paper is high, the paper is adsorbed on the rotating shaft shell 2, and meanwhile, the air pressure inside is reduced because the air in the rotating shaft shell 2 is pumped away, and the paper is always adsorbed on the rotating shaft shell 2 along with the rotating shaft shell 2. When the rotary shaft housing 2 is rotated by more than 180 degrees, the back of the paper is rotated to the upper side of the rotary shaft housing 2, at this time, the air pump 11 inputs the air into the rotary shaft housing 2 to increase the internal air pressure, and when the internal air pressure is greater than the atmospheric pressure, the paper is pushed away from the rotary shaft housing 2, and the paper can fall onto the corresponding transmission channel for subsequent operation. In the whole structure, the rotating shaft housing 2 is connected with the motor for axial rotation, and the ventilation interface of the air pump 11 and the rotating shaft housing 2 needs to be kept fixed.

The foregoing is merely a specific embodiment of the application to enable one skilled in the art to understand or practice the application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A sheet inverting conveyance device, comprising:

the rotary shaft main body (1), the left end and the right end of the rotary shaft main body (1) are fixedly connected with rotary shaft installation covers (3) through bolts, the outer sides between the rotary shaft installation covers (3) are fixedly connected with rotary shaft shells (2) through sealing rings, and through holes (10) are formed in the outer sides of the rotary shaft shells (2) in a penetrating mode;

the breather pipe (8), breather pipe (8) are pegged graft at the right-hand member middle part of pivot main part (1) through bearing (7), and the right-hand member fixedly connected with interface lid (9) of breather pipe (8).

2. A sheet inverting conveyance device according to claim 1, wherein: the left end and the right end of the rotating shaft main body (1) are fixedly connected with connecting rotating shafts, and the connecting rotating shafts are arranged on the box body (4) through bearings.

3. A sheet inverting conveyance device according to claim 1, wherein: a gas cavity is formed between the outer side of the rotating shaft main body (1) and the inner side of the rotating shaft shell (2).

4. A sheet inverting conveyance device according to claim 1, wherein: the right side of pivot main part (1) runs through from top to bottom and opens there is the air flue, and the air flue is linked together with the left end of breather pipe (8), the air flue is linked together with the gas chamber.

5. A sheet inverting conveyance device according to claim 1, wherein: the left end outside of breather pipe (8) is equipped with sealing washer (6), and breather pipe (8) seal mounting is in the right side of pivot main part (1).

6. A sheet inverting conveyance device according to claim 1, wherein: the right side outside fixedly connected with mounting panel (5) of breather pipe (8), mounting panel (5) fixed connection is in the right-hand member of right side box (4).

7. A sheet inverting conveyance device according to claim 1, wherein: the through holes (10) are arranged in a plurality, and the through holes (10) are equidistantly arranged on the side wall of the rotating shaft shell (2).

8. A sheet inverting conveyance device according to claim 1, wherein: the upper side and the lower side of the interface cover (9) are fixedly inserted with connecting air pipes, and the right side of the connecting air pipes is connected with an air inlet and an air outlet of an air pump (11).

9. A sheet inverting conveyance device according to claim 8, wherein: the connecting air pipe is communicated with the inside of the vent pipe (8).