Waste paper treatment device of digital printing machine

Abstract

The utility model belongs to the technical field of digital printing, and particularly relates to a waste paper processing device of a digital printing machine, which comprises a paper shredding mechanism, and the paper shredding mechanism comprises a paper shredding box, a waste paper shredding component, a movable plate and a telescopic piece; the waste paper crushing assembly is arranged in the paper crushing box, the two movable plates are symmetrically distributed in the paper crushing box and are in an inclined state, the outer ends of the movable plates incline upwards and are hinged to the inner side wall of the paper crushing box, the inner ends of the two movable plates incline downwards and abut against each other oppositely, and telescopic pieces are arranged on the upper surfaces of the two movable plates correspondingly. The two ends of the telescopic piece are connected with the upper surface of the movable plate and the inner side wall of the paper shredding box correspondingly. The paper shredding box is of a hollow structure, and a material receiving mechanism is arranged at the discharging end of the paper shredding box. The driving mechanism is arranged on the paper shredding box and located above the movable plate, the driving end of the driving mechanism can vertically move, the driving end of the driving mechanism can abut against the movable plate and drive the movable plate to rotate, and waste paper can be conveniently discharged and crushed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to digital printing technical field, concretely relates to a waste paper processing device of digital printing machine. BACKGROUND

[0002] A large number of different resources and materials are used in the printing process, which are consumed in large quantities and inevitably lead to the generation of waste. The waste generated in the printing process is mainly the leftover material of the printing material such as paper. The common processing method on the market is centralized recovery and destruction. This process not only occupies certain storage resources and logistics costs, but also causes waste of resources. Such leftover material has not been contaminated, and the quantity is huge in total. If it can be recycled and reused, a large amount of cost can be saved.

[0003] The leftover paper material of the printing equipment needs to be crushed first, and then the crushed leftover paper material is melted into pulp for reuse. However, the existing leftover paper material needs to be manually arranged and then put into the paper material crushing device, which is time-consuming and labor-intensive. The leftover paper material accumulated at the opening of the paper material crushing device is difficult to fall into the paper material crushing device by its own gravity, and needs to be manually pressed into the paper material crushing device by a stick. At the same time, during the crushing process of the paper material crushing device, a small amount of leftover paper material rises with the rotating crushing roller and needs to be pressed again, which is time-consuming and labor-intensive. UTILIZY MODEL CONTENT

[0004] In order to solve the above technical problems, the utility model provides a waste paper processing device of digital printing machine to solve the problem that the existing leftover paper material accumulated at the opening of the paper material crushing device is difficult to fall into the paper material crushing device by its own gravity, and needs to be manually pressed into the paper material crushing device by a stick. At the same time, during the crushing process of the paper material crushing device, a small amount of leftover paper material rises with the rotating crushing roller and needs to be pressed again, which is time-consuming and labor-intensive.

[0005] The utility model adopts the technical scheme as follows: a waste paper processing device of digital printing machine, including paper crushing mechanism, the paper crushing mechanism includes paper crushing box, waste paper crushing assembly, movable plate and telescopic part,

[0006] The paper crushing box is in a hollow structure, the waste paper crushing assembly is arranged in the paper crushing box, the movable plate is provided with two and is symmetrically distributed in the paper crushing box, the movable plate is in an inclined state, the outer end of the movable plate is inclined upward and is hinged to the inner side wall of the paper crushing box, the inner end of two movable plates is inclined downward and abuts against each other, the upper surface of two movable plates is provided with telescopic part, and the two ends of the telescopic part are connected with the upper surface of the movable plate and the inner side wall of the paper crushing box respectively.

[0007] The paper shredding box is in a hollow structure, and a receiving mechanism is arranged at the discharging end of the paper shredding box.

[0008] A driving mechanism is arranged on the paper shredding box and above the movable plate, and the driving end of the driving mechanism is vertically movable and can abut against the movable plate to drive the movable plate to rotate.

[0009] Further, the waste paper shredding assembly comprises a mounting plate, a motor, a driving gear, a driven gear, a first shredding roller and a second shredding roller.

[0010] The mounting plate is arranged on the outer side wall of the paper shredding box, the motor is fixedly arranged on the mounting plate, the driving gear and the driven gear are rotatably connected to the outer side wall of the paper shredding box, the driving gear is engaged with the driven gear, the first shredding roller is rotatably connected to the inner side wall of the shredding box through a first rotating shaft, one end of the first rotating shaft of the first shredding roller penetrates through the shredding box and is drivingly connected with the driving gear, the second shredding roller is rotatably connected to the inner side wall of the shredding box through a second rotating shaft and is parallel to the first shredding roller, one end of the second rotating shaft of the second shredding roller penetrates through the shredding box and is drivingly connected with the driven gear, and the driving end of the motor is connected with the driving gear.

[0011] Further, the telescopic member is a tension spring arranged along the rotating direction of the movable plate, and the two ends of the tension spring are fixedly connected with the upper surface of the movable plate and the inner side wall of the paper shredding box respectively.

[0012] Further, the driving mechanism comprises a supporting frame, an electric push rod and a pressing frame, the supporting frame is fixedly arranged on the top of the shredding box, the electric push rod is fixedly arranged on the supporting frame, the electric push rod is arranged in the shredding box and above the movable plate, the driving end of the electric push rod is fixedly connected with the top of the pressing frame downward, and the lower end of the pressing frame can abut against the upper surface of the movable plate to drive the movable plate to rotate.

[0013] Further, the pressing frame comprises a connecting plate and abutting rods, the left and right ends of the connecting plate are connected with the abutting rods respectively, the abutting rods are in an inverted "concave" shape, the top of the abutting rod is fixedly connected with the connecting plate, and the front and rear ends of the bottom of the abutting rod can abut against the upper surfaces of the two movable plates respectively to drive the movable plates to rotate.

[0014] Further, the receiving mechanism comprises a receiving box and a handle, the upper end of the receiving box is in an open shape, the handle is arranged on the front and rear outer side walls of the receiving box, the left and right sides of the bottom of the paper shredding box are fixedly connected with supporting legs, and the receiving box can be placed between the two supporting legs and below the paper shredding box.

[0015] The paper shredding box has the advantages that:

[0016] When the waste paper of the digital printer falls on the movable plates of the shredding box, the driving mechanism is started to make the driving end of the driving mechanism abut on the two movable plates and drive the movable plates to rotate, so that the material falling opening is formed between the two movable plates, the waste paper is conveniently fallen into the waste paper shredding assembly in the shredding box from the opening between the two movable plates, and the waste paper is not manually pressed into the waste paper shredding assembly, until the waste paper on the movable plates is completely fallen into the waste paper shredding assembly below the movable plates, the driving end of the driving mechanism is moved upward to be separated from the movable plates, and the movable plates are reset under the action of the telescopic pieces, at this time, the movable plates are not subjected to external force, the inner ends of the two movable plates abut on each other, the movable plates are blocked above the shredding assembly, waste paper is prevented from leaking from the movable plates above the waste paper shredding assembly when the waste paper is shredded in the waste paper shredding assembly, so that secondary pressing is avoided, and then the waste paper shredding assembly is started to shred the waste paper fallen into the shredding box; the waste paper is received after shredding through the receiving mechanism arranged at the discharging end of the shredding box, so that the waste paper after shredding is conveniently transferred, and time and labor are saved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a whole structure schematic view (the first visual angle) of the utility model;

[0018] Fig. 2 It is a whole structure schematic view (the second visual angle) of the utility model;

[0019] Fig. 3 It is a local structure schematic view of the utility model;

[0020] The drawings are as follows:

[0021] Shredding mechanism 1, shredding box 11, movable plate 12, telescopic piece 13, waste paper shredding assembly 2, mounting plate 21, motor 22, driving gear 23, driven gear 24, first shredding roller 25, second shredding roller 26, driving mechanism 3, support frame 31, electric push rod 32, connecting plate 33, abutment rod 34, receiving mechanism 4, receiving box 41, handle 42. DETAILED DESCRIPTION

[0022] The embodiments of the utility model will be further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0023] In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more than two;The orientation or position relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0024] In the description of the utility model, it is necessary to point out that, unless otherwise specified and limited, the terms "connected", "connected" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected;It can be mechanically connected, or it can be electrically connected;It can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0025] Example one:

[0026] As shown in Figs. 1-3 A waste paper treatment device of a digital printing machine, comprising a paper shredding mechanism 1, the paper shredding mechanism 1 comprising a paper shredding box 11, a waste paper shredding assembly 2, a movable plate 12 and a telescopic piece 13;

[0027] As shown in Fig. 1 The paper shredding box 11 is of a hollow structure, the waste paper shredding assembly 2 is arranged in the paper shredding box 11, the movable plate 12 is provided with two and symmetrically distributed in the paper shredding box 11, the movable plate 12 is in an inclined state, the outer end of the movable plate 12 is inclined upward and hinged on the inner side wall of the paper shredding box 11, specifically, the outer end of the movable plate 12 is hinged on the inner side wall of the paper shredding box 11 through a hinge rod, the inner end of the two movable plates 12 is inclined downward and abuts against each other, the upper surfaces of the two movable plates 12 are provided with telescopic pieces 13, and the two ends of the telescopic pieces 13 are connected with the upper surfaces of the movable plates 12 and the inner side wall of the paper shredding box 11 respectively;In this embodiment, the two movable plates 12 are distributed along the front-rear direction of the paper shredding box 11, and the telescopic pieces 13 are arranged along the front-rear direction of the paper shredding box 11;

[0028] The paper shredding box 11 is of a hollow structure, and the discharge end of the paper shredding box 11 is provided with a receiving mechanism 4;

[0029] The driving mechanism 3 is provided on the shredder box 11 and is located above the movable plate 12 . The driving end of the driving mechanism 3 can move vertically. The driving end of the driving mechanism 3 can abut against the movable plate 12 and drive the movable plate 12 to rotate.

[0030] As a preferred solution, the waste paper shredding assembly 2 includes a mounting plate 21, a motor 22, a driving gear 23, a driven gear 24, a first rotating shaft, a second rotating shaft, a first crushing roller 25 and a second crushing roller 26;

[0031] like Fig. 3 As shown, the mounting plate 21 is arranged on the outer side wall of the right side of the shredder box 11, the motor 22 is fixedly mounted on the mounting plate 21, the driving gear 23 and the driven gear 24 are rotatably connected to the outer side wall of the shredder box 11, the driving gear 23 is engaged with the driven gear 24, the first crushing roller 25 is rotatably connected to the inner side wall of the crushing box through a first rotating shaft, one end of the first rotating shaft of the first crushing roller 25 passes through the crushing box and is transmission-connected to the driving gear 23, the second crushing roller 26 is rotatably connected to the inner side wall of the crushing box through a second rotating shaft, and is parallel to the first crushing roller 25, one end of the second rotating shaft of the second crushing roller 26 passes through the crushing box and is transmission-connected to the driven gear 24, and the driving end of the motor 22 is connected to the driving gear 23. In this embodiment, the first crushing roller 25 and the second crushing roller 26 are distributed along the front-to-back direction of the shredder box 11. When shredding paper, the starting motor 22 drives the driving gear 23 to rotate, and the driving gear 23 drives the driven gear 24 to rotate, thereby causing the first crushing roller 25 and the second crushing roller 26 to rotate, and the waste paper falling into the shredder box 11 is shredded. The structure is simple and convenient for shredding waste paper.

[0032] As a preferred scheme, the telescopic piece 13 is a tension spring arranged along the rotating direction of the movable plate 12, and two ends of the tension spring are fixedly connected with the upper surface of the movable plate 12 and the inner side wall of the paper shredder 11 respectively. Specifically, a limiting ring is fixedly arranged on the upper surface of each movable plate 12 and the front and rear inner side walls of the paper shredder 11, and the two ends of the tension spring are fixedly sleeved on the limiting rings arranged on the upper surface of the movable plate 12 and the inner side wall of the paper shredder 11 respectively, for limiting the tension spring. By arranging the telescopic piece 13 as a tension spring, when the driving end of the driving mechanism 3 drives the lower pressing frame to move downward and drives the movable plate 12 to rotate downward, the tension spring is stretched until the waste paper on the movable plate 12 falls into the opening formed between the two movable plates 12 along the inclined surface of the movable plate 12 and falls onto the waste paper shredding assembly 2 below, and the waste paper is shredded until the waste paper on the movable plate 12 completely falls onto the waste paper shredding assembly 2 below, the driving end of the driving mechanism 3 is reset upward, so that the movable plate 12 is reset under the action of the tension spring. At this time, the movable plate 12 is no longer subjected to external force, which facilitates the waste paper shredding assembly 2 to shred the waste paper by blocking the upper part of the shredding assembly through the movable plate 12, so as to avoid the waste paper from leaking out of the movable plate 12 above the waste paper shredding assembly 2 during shredding in the waste paper shredding assembly 2.

[0033] As a preferred scheme, the driving mechanism 3 comprises a support frame 31, an electric push rod 32 and a lower pressing frame, the support frame 31 is fixedly installed on the rear side of the top of the shredding box, the electric push rod 32 is fixedly installed on the support frame 31, the electric push rod 32 is arranged in the shredding box and above the movable plate 12, the driving end of the electric push rod 32 is fixedly connected with the top of the lower pressing frame downward, and the lower end of the lower pressing frame can abut on the upper surface of the movable plate 12 and drive the movable plate 12 to rotate. By starting the electric push rod 32 to drive the lower pressing frame to move downward, the two movable plates 12 above the waste paper shredding assembly 2 are opened, so that the waste paper can fall downward from the opening formed between the two movable plates 12 and fall onto the waste paper shredding assembly 2 in the shredding box, thereby shredding the waste paper.

[0034] As a preferred scheme, the lower pressing frame comprises a connecting plate 33 and an abutting rod 34, the left and right ends of the connecting plate 33 are connected with the abutting rod 34, the abutting rod 34 is in an inverted "concave" shape structure, the top of the abutting rod 34 is fixedly connected with the connecting plate 33, and the front and rear ends of the bottom of the abutting rod 34 can abut against the upper surfaces of the two movable plates 12 and drive the movable plates 12 to rotate, specifically, the outer side wall of the abutting rod 34 is close to the inner side wall of the crushing box. The connecting plate 33 is connected with the driving end of the electric push rod 32, the abutting rod 34 is arranged at the left and right ends of the connecting plate 33 and is in an inverted "concave" shape structure, the front and rear ends of the bottom of the abutting rod 34 can abut against the upper surfaces of the two movable plates 12, the abutting rod 34 can drive the two movable plates 12 to rotate downward, so that the material falling opening is formed between the two movable plates 12, the waste paper can fall into the waste paper crushing assembly 2 from the opening between the two movable plates 12, and the waste paper on the movable plates 12 can completely fall into the waste paper crushing assembly 2 below the movable plates 12, the electric push rod 32 drives the connecting plate 33 and the abutting rod 34 to reset upward, the abutting rod 34 is arranged at the left and right ends of the connecting plate 33, and the abutting rod 34 does not interfere with the material falling of the waste paper.

[0035] As a preferred scheme, the receiving mechanism 4 comprises a receiving box 41 and a handle 42, the upper end of the receiving box 41 is in an open shape, the handle 42 is arranged on the front and rear outer side walls of the receiving box 41, the bottom of the paper crushing box 11 is fixedly connected with supporting legs on the left and right sides, and the receiving box 41 can be arranged between the supporting legs on the left and right sides and below the paper crushing box 11. The receiving box 41 is arranged below the paper crushing box 11 to receive the waste paper after being crushed, so that the structure is simple, the receiving is convenient, the receiving box 41 is pulled out through the handle 42, then the receiving box 41 is lifted away through the handle 42 on the front and rear side walls of the receiving box 41, and the transfer is convenient.

[0036] The working mode of the utility model is as follows:

[0037] When the waste paper of the digital printer falls on the movable plates 12 of the crushing box, the electric push rod 32 is started to drive the connecting plate 33 and the abutting rod 34 to move downwards, so that the abutting rod 34 can drive the two movable plates 12 to rotate downwards, so that the two movable plates 12 form a falling opening therebetween, the waste paper can fall into the waste paper crushing assembly 2 from the opening between the two movable plates 12, and the waste paper does not need to be pressed into the waste paper crushing assembly 2 manually, until the waste paper on the movable plates 12 falls completely onto the waste paper crushing assembly 2 below the movable plates 12, the electric push rod 32 drives the connecting plate 33 and the abutting rod 34 to reset upwards, and at the same time, the movable plates 12 reset under the action of the tension spring, at this time, the movable plates 12 are no longer subjected to external force, the inner ends of the two movable plates 12 abut against each other, the movable plates 12 block the upper part of the crushing assembly, so that the waste paper does not leak from the movable plates 12 above the waste paper crushing assembly 2 when the waste paper is crushed in the waste paper crushing assembly 2, thereby avoiding secondary pressing, then the motor 22 is started to drive the driving gear 23 to rotate, the driving gear 23 drives the driven gear 24 to rotate, so that the first crushing roller 25 and the second crushing roller 26 rotate to crush the waste paper falling into the paper crushing box 11, the structure is simple, and the waste paper can be crushed conveniently.

[0038] The utility model is described in detail above. The description of the specific embodiment is only used for helping understanding the method and the core idea of the utility model. It should be pointed out that, for ordinary skilled person in the art, without departing from the principle of the utility model, the utility model can be improved and modified in many ways, and these improvements and modifications also fall within the protection scope of the utility model claim.

Claims

1. A waste paper processing device for a digital printing press, characterized by: include A paper shredding mechanism (1), comprising a paper shredding box (11), a waste paper shredding assembly (2), a movable plate (12) and a telescopic member (13); The shredder box (11) is of a hollow structure, the waste paper shredding assembly (2) is arranged in the shredder box (11), two movable plates (12) are provided and symmetrically distributed in the shredder box (11), the movable plates (12) are in an inclined state, the outer ends of the movable plates (12) are inclined upward and hinged on the inner side wall of the shredder box (11), the inner ends of the two movable plates (12) are inclined downward and abut against each other, and the upper surfaces of the two movable plates (12) are both provided with telescopic parts (13), and the two ends of the telescopic parts (13) are respectively connected to the upper surface of the movable plate (12) and the inner side wall of the shredder box (11); The shredding box (11) is of a hollow structure, and a material receiving mechanism (4) is provided at the discharge end of the shredding box (11); A driving mechanism (3) is provided on the shredder box (11) and is located above the movable plate (12); a driving end of the driving mechanism (3) is capable of vertical movement; and the driving end of the driving mechanism (3) is capable of abutting against the movable plate (12) and driving the movable plate (12) to rotate.

2. The waste paper processing device for a digital printing press according to claim 1, characterized in that: The waste paper crushing assembly (2) comprises a mounting plate (21), a motor (22), a driving gear (23), a driven gear (24), a first crushing roller (25) and a second crushing roller (26); The mounting plate (21) is arranged on the outer wall of the shredding box (11), the motor (22) is fixedly mounted on the mounting plate (21), the driving gear (23) and the driven gear (24) are rotatably connected to the outer wall of the shredding box (11), the driving gear (23) is meshed with the driven gear (24), the first crushing roller (25) is rotatably connected to the inner wall of the crushing box via a first rotating shaft, one end of the first rotating shaft of the first crushing roller (25) passes through the crushing box and is transmission-connected to the driving gear (23), the second crushing roller (26) is rotatably connected to the inner wall of the crushing box via a second rotating shaft and is parallel to the first crushing roller (25), one end of the second rotating shaft of the second crushing roller (26) passes through the crushing box and is transmission-connected to the driven gear (24), and the driving end of the motor (22) is connected to the driving gear (23).

3. The waste paper processing device for a digital printing press according to claim 1, characterized in that: The telescopic member (13) is a tension spring, which is arranged along the rotation direction of the movable plate (12). The two ends of the tension spring are respectively fixedly connected to the upper surface of the movable plate (12) and the inner wall of the shredder box (11).

4. The waste paper processing device for a digital printing press according to claim 1, characterized in that: The driving mechanism (3) comprises a support frame (31), an electric push rod (32) and a lower pressure frame, wherein the support frame (31) is fixedly mounted on the top of the crushing box, the electric push rod (32) is fixedly mounted on the support frame (31), the electric push rod (32) is arranged in the crushing box and is located above the movable plate (12), the driving end of the electric push rod (32) is fixedly connected downward to the top of the lower pressure frame, and the lower end of the lower pressure frame can abut against the upper surface of the movable plate (12) and drive the movable plate (12) to rotate.

5. The waste paper processing device for a digital printing press according to claim 4, characterized in that: The lower pressure frame comprises a connecting plate (33) and an abutting rod (34). The left and right ends of the connecting plate (33) are both connected to the abutting rod (34). The abutting rod (34) is in an inverted "concave" structure. The top of the abutting rod (34) is fixedly connected to the connecting plate (33). The front and rear ends of the bottom of the abutting rod (34) can respectively abut against the upper surfaces of the two movable plates (12) and drive the movable plates (12) to rotate.

6. The waste paper processing device for a digital printing press according to claim 1, characterized in that: The material receiving mechanism (4) comprises a material receiving box (41) and a handle (42). The upper end of the material receiving box (41) is open. The handle (42) is arranged on the front and rear outer side walls of the material receiving box (41). The left and right sides of the bottom of the shredder box (11) are fixedly connected with support legs. The material receiving box (41) can be placed between the support legs on both sides and is located directly below the shredder box (11).

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