Paper turnover mechanism for paper printing processing

Abstract

The utility model discloses a paper turnover mechanism for paper printing processing, and relates to the technical field of paper turnover, the paper turnover mechanism comprises a bottom plate, a square frame and two sleeves, the two sleeves are symmetrically arranged above the bottom plate, and two first L-shaped rods fixedly connected with the bottom plate are symmetrically and fixedly arranged on the side walls of the two sleeves; the square frame is arranged between the two sleeves, four connecting rods are arranged on the outer wall of the square frame in a surrounding mode, the square frame is fixedly connected with a gear ring through the four connecting rods, a mounting plate fixedly connected with the bottom plate is arranged between the two sleeves, and a motor is fixedly arranged on one side of the mounting plate. According to the paper turnover device, the gear is connected with the gear ring in a meshed mode, the gear can be driven to drive the gear ring to rotate in the working process of the motor, then the square frame can be turned over, paper can be turned over, self-locking can be conducted through the motor when the square frame is not turned over, and the situation that the rectangular frame shakes is effectively avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of paper turning over, in particular to a paper turning over mechanism for paper printing and processing. Background Art

[0002] In the process of paper printing, it is usually necessary to print on both sides of the paper. After one side of the paper is printed, it is necessary to use a paper turning mechanism to turn it over so that the other side of the paper can be operated. When one side of the paper is just printed, the ink on its surface is not completely dry. In the past, the paper turning mechanism often needs to clamp the paper for subsequent turning work. Because the paper is clamped, the ink is easy to adhere to the paper turning mechanism and cause the ink to stick, thereby affecting the effect of paper printing. If the ink is completely dry before clamping and rotating, it will extend the time used by the paper turning mechanism, thereby reducing work efficiency.

[0003] After searching, the publication number is CN217498070U, which belongs to the field of paper turning technology. The paper turning mechanism for paper printing and processing includes a circular frame and a rotating assembly, the rotating assembly includes a square frame, a clamping roller and a driving member, the square frame is rotatably installed on the inner side of the circular frame, a through slot is provided on one side of the square frame, a bidirectional screw is rotatably installed in the through slot, two clamping rollers are arranged on the inner side of the circular frame, the ends of the two clamping rollers are rotatably connected with blocks, the two blocks are respectively threadedly sleeved with the bidirectional screw through two sections of threads in opposite directions on the bidirectional screw, the driving member is drivingly connected with the bidirectional screw, and the paper turning mechanism for paper printing and processing is convenient for adjusting the degree of paper clamping when clamping the paper.

[0004] The above technical solution has the following shortcomings:

[0005] The square frame of the above technical solution may shake when in use, which may have a certain impact on the printing quality during the printing process. Utility Model Content

[0006] In view of the above problems existing in the existing paper turning mechanism, the present utility model is proposed.

[0007] Therefore, the purpose of the utility model is to provide a paper turning mechanism for paper printing and processing, which solves the problem that the square frame may shake during use, thereby causing a certain impact on the printing quality during the printing process.

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] A paper turning mechanism for paper printing and processing comprises a base plate, a square frame and two sleeves, wherein the two sleeves are symmetrically arranged above the base plate and the side walls are symmetrically fixedly provided with two first L-shaped rods fixedly connected to the base plate, the square frame is arranged between the two sleeves and four connecting rods are arranged around the outer wall, the square frame is fixedly connected to a gear ring through the four connecting rods, a mounting plate fixedly connected to the base plate is arranged between the two sleeves, a motor is fixedly arranged on one side of the mounting plate, the output end of the motor passes through the mounting plate and is fixedly connected to a gear, and the gear is meshed with the gear ring.

[0010] Preferably, the inner walls of the two sleeves are provided with an annular groove, and a plurality of second L-shaped rods are fixedly arranged around both sides of the gear ring, and the other end of each second L-shaped rod is slidably arranged inside the corresponding annular groove.

[0011] Preferably, one side of the two sleeves is commonly and fixedly connected to a support plate.

[0012] Preferably, four fixing blocks are fixedly connected around the outer wall of the square frame, bolts are arranged inside each of the fixing blocks, and each of the fixing blocks is fixedly connected to a corresponding connecting rod via a corresponding bolt.

[0013] Preferably, a mounting groove is formed at one end of each of the second L-shaped rods away from the gear ring, and a ball bearing that is rotatably arranged inside each of the mounting grooves and is in contact with the bottom of the corresponding annular groove is disposed inside the ball bearings.

[0014] Preferably, the motor is electrically connected to an external power source.

[0015] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0016] The utility model, through the meshing connection between the gear and the gear ring, can drive the gear to drive the gear ring to rotate during the operation of the motor, thereby realizing the flipping of the square frame, that is, realizing the flipping of the paper, and can self-lock through the motor when not flipping, effectively avoiding the shaking of the rectangular frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2It is a rear view structural schematic diagram of the utility model;

[0020] Figure 3 For the utility model Figure 1 A magnified schematic diagram of part A;

[0021] Figure 4 For the utility model Figure 2 An enlarged schematic diagram of part B.

[0022] Description of reference numerals:

[0023] 1. Base plate; 2. Square frame; 3. Sleeve; 4. First L-shaped rod; 5. Connecting rod; 6. Gear ring; 7. Mounting plate; 8. Motor; 9. Gear; 10. Second L-shaped rod; 11. Support plate; 12. Fixing block; 13. Ball. DETAILED DESCRIPTION

[0024] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0025] The utility model embodiment discloses a paper turning mechanism for paper printing and processing.

[0026] The utility model provides Figure 1-4 The paper turning mechanism for paper printing and processing shown in the figure comprises a base plate 1, a square frame 2 and two sleeves 3, the two sleeves 3 are symmetrically arranged above the base plate 1 and the side walls are symmetrically fixed with two first L-shaped rods 4 fixedly connected to the base plate 1, the square frame 2 is arranged between the two sleeves 3 and four connecting rods 5 are arranged around the outer wall, the square frame 2 is fixedly connected with a gear ring 6 through the four connecting rods 5, a mounting plate 7 fixedly connected to the base plate 1 is arranged between the two sleeves 3, a motor 8 is fixedly arranged on one side of the mounting plate 7, the output end of the motor 8 passes through the mounting plate 7 and is fixedly connected with a gear 9, the gear 9 is meshingly connected with the gear ring 6, and the meshing connection between the gear 9 and the gear ring 6 can be used to drive the gear 9 to rotate during the operation of the motor 8, thereby realizing the turning of the square frame 2, that is, realizing the turning of the paper, and the motor 8 can be self-locked when not turning over, effectively avoiding the shaking of the rectangular frame.

[0027] like Figure 4 As shown, annular grooves are provided on the inner walls of the two sleeves 3, and a plurality of second L-shaped rods 10 are fixedly arranged around both sides of the gear ring 6. The other end of each second L-shaped rod 10 is slidably arranged inside the corresponding annular groove. By utilizing the sliding connection between the four second L-shaped rods 10 and the corresponding annular grooves, the square frame 2 can be rotatably arranged between the two sleeves 3, thereby ensuring the normal use of the square frame 2.

[0028] like Figure 1-2 As shown, one side of the two sleeves 3 is fixedly connected with a support plate 11. By using the support plate 11, a hot air blower can be installed to dry the paper.

[0029] like Figure 1-4 As shown, four fixed blocks 12 are fixedly connected around the outer wall of the square frame 2, and bolts are arranged inside each fixed block 12. Each fixed block 12 is fixedly connected to the corresponding connecting rod 5 through the corresponding bolts. By utilizing the set fixed blocks 12 and the corresponding bolts, the square frame 2 can be fixedly connected to the four connecting rods 5, so that the square frame 2 can be driven to rotate during the rotation of the gear ring 6.

[0030] like Figure 4 As shown, each second L-shaped rod 10 is provided with a mounting groove at one end away from the gear ring 6, and a ball 13 is rotatably arranged inside each mounting groove so as to contact and connect with the bottom of the corresponding annular groove. The arranged ball 13 can effectively reduce the friction between the second L-shaped rod 10 and the bottom of the annular groove.

[0031] like Figure 1 As shown, the motor 8 is electrically connected to the external power supply, and the motor 8 is powered by the external power supply, which can effectively ensure the normal use of the motor 8.

[0032] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A paper turning mechanism for paper printing and processing, comprising a bottom plate (1), a square frame (2) and two sleeves (3), characterized in that: The two sleeves (3) are symmetrically arranged above the bottom plate (1) and the side walls are symmetrically fixedly provided with two first L-shaped rods (4) fixedly connected to the bottom plate (1); the square frame (2) is arranged between the two sleeves (3) and four connecting rods (5) are arranged around the outer wall; the square frame (2) is fixedly connected to a gear ring (6) via the four connecting rods (5); a mounting plate (7) fixedly connected to the bottom plate (1) is arranged between the two sleeves (3); a motor (8) is fixedly provided on one side of the mounting plate (7); an output end of the motor (8) passes through the mounting plate (7) and is fixedly connected to a gear (9); the gear (9) is meshingly connected to the gear ring (6).

2. A paper turning mechanism for paper printing and processing according to claim 1, characterized in that: The inner walls of the two sleeves (3) are each provided with an annular groove, and a plurality of second L-shaped rods (10) are fixedly arranged around both sides of the gear ring (6), and the other end of each second L-shaped rod (10) is slidably arranged inside the corresponding annular groove.

3. The paper turning mechanism for paper printing and processing according to claim 1, characterized in that: One side of the two sleeves (3) is commonly and fixedly connected to a support plate (11).

4. The paper turning mechanism for paper printing and processing according to claim 1, characterized in that: Four fixing blocks (12) are fixedly connected around the outer wall of the square frame (2), each fixing block (12) is provided with a bolt inside, and each fixing block (12) is fixedly connected to a corresponding connecting rod (5) via a corresponding bolt.

5. The paper turning mechanism for paper printing and processing according to claim 2, characterized in that: Each of the second L-shaped rods (10) is provided with a mounting groove at one end away from the gear ring (6), and a ball (13) is rotatably arranged inside each of the mounting grooves to contact and connect with the bottom of the corresponding annular groove.

6. A paper turning mechanism for paper printing and processing according to claim 1, characterized in that: The motor (8) is electrically connected to an external power source.

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