Novel paper aligning gauge device on printing machine

Abstract

The novel paper aligning gauge device comprises a side paper aligning plate, a floating connector, a supporting plate I, an air cylinder, an electric push rod and a supporting plate II, the left side of the air cylinder is fixed to the supporting plate II, the side paper aligning plate is connected with the telescopic end of the air cylinder through the floating connector, and the tail of the air cylinder is fixed to a supporting seat II. The end of a moving rod of an electric push rod is fixed to a support II, the electric push rod is fixed to a supporting plate I, a support is arranged on the side face of the supporting plate I, a stretching potentiometer is arranged on the support, and the other end of a pull rope of the stretching potentiometer is fixed to the supporting plate II. The lower surface of the right end of the support plate I is connected with a support I through a bolt; the tail part of the electric push rod is fixed on the support I; the electric push rod directly drives the air cylinder and the side paper aligning plate to move left and right, so that the paper aligning requirements of printed matters with different breadths are met; according to the novel device, the cost is reduced, the space is saved, and meanwhile potential safety hazards are eliminated.

Description

Technical Field

[0001] The utility model relates to the technical field of paper alignment on printing machines, in particular to a novel paper alignment device on a printing machine. Background Art

[0002] After the sheet-fed offset printing machine has finished printing, the printed products on the paper pile are collected and aligned by the side paper aligning devices at both ends of the paper delivery mechanism; in order to meet the paper aligning requirements of printed products of different formats, the side paper aligning mechanism must be able to be adjusted according to the size of the paper format; the original paper aligning device is driven by a synchronous pulley mechanism driven by a motor, and the rotation of the synchronous pulley drives the coupling and the universal joint connecting rod to move, thereby driving the side paper aligning rod to move left and right, and finally realizing the left and right movement of the paper aligning board to meet the paper aligning requirements of printed products of various formats; this structure increases the cost due to the use of a motor and synchronous belt drive; the universal joint connecting rod mechanism occupies a large space; and the side paper aligning rods at both ends drive the left and right movement of the paper aligning board It is also relatively long, exceeding the protection range of the paper collection shield, creating a potential accident hazard of the paper aligning rod hitting the worker's head; Chinese patent application No. 201720924835.5 discloses a paper aligning mechanism, a frame is provided with a rotatable power shaft, a cam is fixed on the power shaft, and a long crank is also provided on the frame at one end rotatably connected to the power shaft, the long crank is kept in close contact with the side wall of the cam, and the frame is also rotatably connected with a transmission shaft and a fixed shaft arranged parallel to each other and spaced apart. The two are jointly linked with several groups of parallelogram mechanisms of the same arrangement, which drive the drag block on the frame to swing back and forth through the cam connecting rod to press the paper core against the baffle, which is equivalent to using a universal joint connecting rod mechanism, and has the above-mentioned disadvantages.

[0003] Chinese patent application No. 201721562253.3 discloses a paper alignment lifting device, which is provided with a front paper stopper and a rear paper stopper. The front paper stopper includes a screw, a stop shaft, a guide column and a limit plate, and the rear paper stopper includes a synchronous wheel, a driving wheel, a motor, a stop arm and a stop plate. The front paper stopper and the rear paper stopper are used in conjunction with a lifting platform to limit the paperboard. A motor and a synchronous belt drive are used, which has a complex structure, increases production costs, and is limited in adjusting the paper width. It cannot meet the needs of actual use, so there is an urgent need for improved technology on the market to solve the above problems. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a new paper aligning and regulating device on a printing machine, which realizes the requirement of aligning paper of printed products of different formats by directly driving the cylinder and the side aligning paperboard to move left and right through the electric push rod; this new device not only reduces costs and saves space, but also eliminates safety hazards, and can effectively solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new paper alignment device on a printing machine, comprising a side alignment paperboard, a floating joint, a support plate I, a cylinder, an electric push rod and a support plate II, the left side of the cylinder is fixed on the support plate II, the side alignment paperboard is connected to the telescopic end of the cylinder through a floating joint, the tail of the cylinder is fixed on the support II, the moving rod end of the electric push rod is fixed on the support II, the electric push rod is fixed on the support plate I, a bracket is arranged on the side of the support plate I, a stretching potentiometer is arranged on the bracket, and the other end of the pull rope of the stretching potentiometer is fixed on the support plate II.

[0006] Furthermore, the upper portion of the side-aligned paperboard is arranged as a bending structure.

[0007] Furthermore, the lower surface of the right end of the support plate I is connected to the support I by bolts, and the tail of the electric push rod is fixed on the support I.

[0008] Furthermore, a linear guide is provided on the lower surface of support plate I, and the linear guide is provided on both sides of the electric push rod. One end of the linear guide is fixedly connected to support plate II by bolts, and a slider is provided on the linear guide, and the slider is fixed to support plate I by bolts.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] 1. The electric push rod directly drives the cylinder and the side alignment paperboard to move left and right to achieve the requirements of paper alignment for printed products of different formats; this new device not only reduces costs, but also saves space and eliminates safety hazards.

[0011] 2. The structure is simple in design and low in modification cost. It shortens the length of the entire paper aligning device and saves space. The movement of the side aligning paperboard can be measured by the stretching potentiometer, which makes it more convenient and quick to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the structure of the utility model without the stretching potentiometer;

[0013] Figure 2 This is a schematic diagram of the top view of the structure of the stretching potentiometer of the utility model.

[0014] In the figure: 1 side alignment cardboard, 2 floating joint, 3 support plate I, 4 support seat I, 5 support plate II, 6 linear guide rail, 7 cylinder, 8 support seat II, 9 electric push rod, 10 bracket, 11 stretching potentiometer, 12 wall panel, 13 slider. DETAILED DESCRIPTION

[0015] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0016] See also Figure 1-2 The utility model provides a technical solution: a new paper alignment device on a printing press, comprising a side alignment paperboard 1, a floating joint 2, a support plate Ⅰ3, a cylinder 7, an electric push rod 9 and a support plate Ⅱ5, the left side of the cylinder 7 is fixed on the support plate Ⅱ5, the side alignment paperboard 1 is connected to the telescopic end of the cylinder 7 through the floating joint 2, the tail of the cylinder 7 is fixed on the support seat Ⅱ8, and the cylinder 7 The floating joint 2 is driven to quickly extend and retract to realize the paper aligning function. The moving rod end of the electric push rod 9 is fixed on the support Ⅱ8, and the electric push rod 9 is fixed on the support plate Ⅰ3. The side aligning paperboard 1 is directly pushed to move by the electric push rod 9, and the side aligning paperboard 1 is moved left and right, thereby realizing the adjustment of the paper format, and also greatly reducing the cost, saving space, and shortening the length of the entire paper aligning device, effectively avoiding the hidden danger of injury caused by the excessive length of the paper aligning rod. The lower surface of the right end of the support plate Ⅰ3 is connected with the support Ⅰ4 by bolts, and the tail of the electric push rod 9 is fixed on the support Ⅰ4. A bracket 10 is arranged on the side of the support plate Ⅰ3, and a stretching potentiometer 11 is arranged on the bracket 10. The other end of the pull rope of the stretching potentiometer 11 is fixed on the support plate Ⅱ5, and the movement of the side aligning paperboard 1 can be measured by the stretching potentiometer 11.

[0017] The upper part of the side-aligned cardboard 1 is arranged as a bending structure. The side-aligned cardboard 1 generally adopts a straight plate structure. Since the side-aligned cardboard 1 is relatively thin, the upper side surface is easy to scratch the workers. The bending structure of the side-aligned cardboard 1 plays a role in protecting the workers.

[0018] A linear guide 6 is provided on the lower surface of the support plate Ⅰ3, and the linear guide 6 is arranged on both sides of the electric push rod 9. One end of the linear guide 6 is fixedly connected to the support plate Ⅱ5 by bolts. A slider 13 is provided on the linear guide 6, and the slider 13 is fixed to the support plate Ⅰ3 by bolts. The linear guide 6 follows the side alignment paperboard 1 to move under the push of the electric push rod 9, and plays a role of guiding and supporting the side alignment paperboard 1.

[0019] Working principle: When the paper format changes, the electric push rod 9 moves forward and backward to push the cylinder 7 and the floating joint 2, and drives the side alignment paperboard 1 and the support plate II 5 to move left and right under the support of the linear guide 6, and controls the movement of the electric push rod 9 by comparing and converting the measured data of the stretching potentiometer 11 with the set format data, thereby realizing the adjustment of the paper format, and the cylinder 7 drives the floating joint 2 to quickly extend and retract to realize the paper alignment function.

[0020] The basic principles, main features and advantages of the present invention are shown and described above. Without departing from the spirit and scope of the present invention, the present invention may also be subject to various changes and improvements, which are all within the scope of the present invention to be protected.

Claims

1. A novel paper alignment device for a printing press, comprising a side alignment paperboard (1), a floating joint (2), a support plate I (3), a cylinder (7), an electric push rod (9) and a support plate II (5), characterized in that: The left side of the cylinder (7) is fixed on the support plate II (5), the side alignment paper board (1) is connected to the telescopic end of the cylinder (7) through a floating joint (2), the tail of the cylinder (7) is fixed on the support seat II (8), the moving rod end of the electric push rod (9) is fixed on the support seat II (8), the electric push rod (9) is fixed on the support plate I (3), a bracket (10) is arranged on the side of the support plate I (3), a stretching potentiometer (11) is arranged on the bracket (10), and the other end of the pull rope of the stretching potentiometer (11) is fixed on the support plate II (5).

2. A novel paper alignment device for a printing press according to claim 1, characterized in that: The upper part of the side-aligned paperboard (1) is arranged as a bending structure.

3. A novel paper alignment device for a printing press according to claim 1, characterized in that: The lower surface of the right end of the support plate I (3) is connected to the support I (4) by bolts, and the tail of the electric push rod (9) is fixed on the support I (4).

4. A novel paper alignment device for a printing press according to claim 1, characterized in that: A linear guide rail (6) is disposed on the lower surface of the support plate I (3), the linear guide rail (6) is disposed on both sides of the electric push rod (9), one end of the linear guide rail (6) is fixedly connected to the support plate II (5) by bolts, a slider (13) is disposed on the linear guide rail (6), and the slider (13) is fixed to the support plate I (3) by bolts.

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