CN216583287U - High-efficient automatic feeding device of rotary press - Google Patents

Abstract

The application relates to a high-efficiency automatic feeding device for a rotary printing press, in particular to the field of printing press technology. , the paper roll is sleeved on the rotating shaft, and also includes a fixed frame set on the ground. The fixed frame is provided with a support plate that can be lifted and lowered. The paper roll is placed on the support plate, and the ground is provided with a drive support The lifting member is used for lifting and lowering of the board, and the fixing frame is provided with a pushing member which pushes the paper roll to be sleeved on the rotating shaft. The present application has the effect of improving paper feeding efficiency.

Description

Efficient automatic feeding device for web printing press

technical field

The present application relates to the field of printing press technology, in particular to an efficient automatic feeding device for a rotary printing press.

Background technique

Rotary printing is also called web printing, which means that when printing, the paper that can be used is web, and continuous paper feeding is used for printing. The ink repels water. During printing, the ink on the printing plate is transferred to the blanket, the paper is pressed by the rubber through and the rubber cylinder, and then the graphic information is transmitted to the front and back sides of the paper at the same time, thus completing the printing.

A Chinese patent document with patent application number 201920978083.X, which discloses a high-speed rotary printing machine, which mainly includes a support base plate, a fixing device, a printing device, an ink drying device and a transmission device, and the fixing device includes a fixing plate and a rotating shaft , the fixed plate is a rectangular plate, the fixed plate is located at the left front end of the upper surface of the support base plate, the upper surface of the support base plate is fixedly connected with the lower surface of the fixed plate, the rotating shaft is a cylinder, the rotating shaft is located in the middle of the upper end of the rear surface of the fixed plate, the front surface of the rotating shaft and the fixed plate Fixed connection on the rear surface.

In view of the above-mentioned related art, the paper roll is sleeved on the rotating shaft, and then the paper is printed and dried for the next step. The inventor believes that when the paper wound on the rotating shaft is used up, it is necessary to manually remove the exhausted paper When the roll is removed, the staff needs to pick up the paper roll when replacing it, and then adjust the position repeatedly, and then set the paper roll on the rotating shaft together. The printing machine needs to wait for a long time, which affects the production efficiency. , so it needs to be improved.

Utility model content

In order to improve the feeding efficiency of paper, the present application provides an efficient automatic feeding device for a rotary printing press.

The efficient automatic feeding device of the rotary printing press provided by this application adopts the following technical solutions:

The high-efficiency automatic feeding device of a rotary printing machine includes a frame located on the ground and a rotating shaft rotatably arranged on one side of the frame, the rotating axis of the rotating shaft is parallel to the ground, and the paper roll is sleeved on the rotating shaft, It also includes a fixing frame arranged on the ground, the fixing frame is provided with a supporting plate that can be lifted and lowered, a paper roll is placed on the supporting plate, and a lift that drives the lifting and lowering of the supporting plate is arranged on the ground. The fixing frame is provided with a pushing member that pushes the paper roll to be sleeved on the rotating shaft.

By adopting the above technical solution, a new paper roll is placed on the support plate. When the paper on the rotating shaft is used up, the staff removes the empty roll, and then the support plate and the paper roll on it are placed on the lifting member. Move up under the action until the paper roll is coaxial with the rotating shaft, and then set the new paper roll on the rotating shaft under the action of the pusher. Finally, the pusher and the supporting plate are reset, and the lifting and pusher are matched. The feeding of paper can effectively improve the feeding efficiency of paper.

Optionally, the support plate includes a bottom plate and two baffle plates arranged on the bottom plate, the baffle plates are parallel to the rotation axis of the rotating shaft, and the paper roll is placed between the two baffle plates. , and the two corresponding surfaces of the two baffles are attached to the peripheral side of the paper roll.

By adopting the above technical solution, the baffle clamps the paper roll, which restricts the horizontal movement of the paper roll. When the lifter drives the paper roll to rise to the designated position, the paper roll is just coaxial with the rotating shaft, and the baffle The setting plays the role of positioning, so that the paper roll and the rotating shaft correspond precisely, thereby improving the installation efficiency of the paper roll.

Optionally, the pusher includes a guide rod and a push plate, the guide rod is arranged between the frame and the fixing frame, and the axis direction of the guide rod is parallel to the rotation axis of the rotating shaft , the side of the push plate is provided with a through hole, the guide rod is inserted into the push plate through the through hole, and the side of the push plate is movably attached to the end of the paper roll away from the frame and a power member for driving the push plate to reciprocate along the axis direction of the guide rod is arranged on the fixed frame.

By adopting the above technical solution, when the paper roll is raised to the designated position, the power element pushes the push plate to move along the axis of the guide rod, and the push plate further pushes the paper roll to move until the paper roll is sleeved on the rotating shaft, and the paper is completed. The paper roll is displaced in the horizontal direction under the action of the push plate, so that the paper roll always corresponds to the rotating shaft during the moving process.

Optionally, the power element includes a screw rod parallel to the guide rod and a servo motor arranged on the fixing frame, one end of the screw rod is rotatably connected to one side of the frame, and the The other end of the screw rod is arranged on the output shaft of the servo motor, the push plate passes through the screw rod and is threadedly connected with the peripheral side of the screw rod, and between the screw rod and the guide rod The spacing is greater than the width of the bottom plate.

By adopting the above technical solution, the servo motor drives the screw to rotate, and under the restriction of the guide rod, the rotating screw drives the push plate to perform linear reciprocating motion. This transmission method has high transmission efficiency and improves the stability of the push plate movement.

Optionally, the fixing frame is in the shape of a door, the inner top wall of the fixing frame is provided with a fixing rod, the axis direction of the fixing rod is parallel to the moving direction of the bottom plate, and a sliding sleeve is placed on the fixing rod. A sliding sleeve is provided, and the peripheral side of the sliding sleeve is fixedly connected with the side of the bottom plate away from the rotating shaft.

By adopting the above technical solution, when the lifting member drives the supporting plate and the paper roll to move upward, the sliding sleeve moves up synchronously along the axis direction of the fixing rod, and the cooperation of the fixing rod and the sliding sleeve improves the stability of the bottom plate and the baffle plate. This in turn improves the stability of the paper roll between the baffles.

Optionally, an adjusting member is provided on the bottom plate, and the adjusting member is used to adjust the distance between the two baffle plates.

By adopting the above technical solution, the adjusting member adjusts the distance between the two baffle plates to adapt to paper rolls of different diameters, thereby improving the versatility of the feeding device.

Optionally, the surface of the bottom plate is provided with two sliding grooves, the groove direction of the sliding groove is perpendicular to the moving direction of the bottom plate, and the groove direction of the sliding groove is perpendicular to the axis direction of the guide rod, The adjusting member includes a sliding block arranged on the bottom surface of the baffle plate, the sliding block is slidably embedded in the sliding groove, and a locking member for restricting the movement of the sliding block is provided on the bottom plate.

By adopting the above technical solution, the connection mode of the slider embedded in the chute restricts the longitudinal movement of the baffle, so that the bottom surface of the baffle is always in contact with the upper surface of the bottom plate, and the stability of the supporting plate structure is improved.

Optionally, the locking member includes a screw rod disposed on the bottom surface of the slider, the free end of the screw rod extends out of the bottom plate, a nut is threadedly sleeved on the screw rod, and the nut is movably pressed against the bottom plate. on the bottom surface of the base plate.

By adopting the above technical solution, the nut and the screw thread cooperate and lock in a convenient operation, and the locking strength is high.

To sum up, the present application includes at least one of the following beneficial technical effects:

With the cooperation of the air cylinder and the servo motor, the paper roll is precisely positioned and the paper roll is replaced and fed, which saves manpower and improves the paper feeding efficiency;

The screw drive mode makes the movement of the paper reel more stable and the transmission efficiency is higher;

The cooperation of the slider chute makes the distance between the two baffles adjustable, which improves the versatility of the feeding device.

Description of drawings

FIG. 1 is a schematic three-dimensional structure diagram of an embodiment of the present application.

FIG. 2 is a schematic three-dimensional structure diagram of a push plate in an embodiment of the present application.

FIG. 3 is a schematic diagram of an exploded structure of a support plate, an adjusting member and a locking member in an embodiment of the present application.

Reference numerals: 1, frame; 2, shaft; 3, fixed frame; 4, support plate; 41, bottom plate; 42, baffle plate; 5, lifter; 51, cylinder; 6, pusher; 61, guide Rod; 62, push plate; 63, power part; 631, lead screw; 632, servo motor; 7, through hole; 8, fixed rod; 9, sliding sleeve; 10, adjusting piece; 101, slider; 11, sliding slot; 12, locking piece; 121, screw rod; 122, nut; 13, connecting rod.

Detailed ways

The present application will be further described in detail below in conjunction with accompanying drawings 1-3.

The embodiment of the present application discloses an efficient automatic feeding device for a rotary printing press.

Referring to Figure 1, the high-efficiency automatic feeding device of the rotary printing press includes a frame 1 placed on the ground and a rotating shaft 2 that is rotatably connected to one side of the frame 1. The rotation axis of the rotating shaft 2 is parallel to the ground, and the rotating shaft 2 is sleeved. There are paper rolls for feeding web presses.

Referring to FIG. 1, a lifting member 5 is installed on the ground on the side of the rotating shaft 2 away from the frame 1. In this embodiment, the lifting member 5 is a cylinder 51. The axis direction of the telescopic end of the cylinder 51 is perpendicular to the ground, and the telescopic end of the cylinder 51 The upper screw is connected with a supporting plate 4, and the supporting plate 4 is a "U"-shaped plate. Specifically, the supporting plate 4 includes a bottom plate 41 and two baffle plates 42. The baffle plate 42 is installed on the end face of the bottom plate 41, and the cylinder 51 The telescopic end of the two baffles 42 is threadedly connected to the bottom plate 41, which is convenient for the maintenance and replacement of the device. A new paper roll is placed between the two baffles 42, and the opposite sides of the two baffles 42 are attached to the peripheral side of the paper roll. combine. When the air cylinder 51 is at the initial position, the axis direction of the new paper roll is parallel to the axis direction of the rotating shaft 2, and the telescopic end of the air cylinder 51 stretches out, driving the support plate 4 and the paper roll to move up, when the up move to the specified In the position, the axis direction of the paper roll is coaxial with the axis direction of the rotating shaft 2, and the two baffles 42 limit the vertical movement of the paper roll relative to the bottom plate 41, so that the paper roll can be kept stable during lifting.

Referring to FIG. 1 , a fixing frame 3 is installed on the ground on the side of the cylinder 51 away from the frame 1 , the fixing frame 3 is in the shape of a door, and two fixing rods 8 are fixedly connected to the inner top wall of the fixing frame 3 , and the fixing rods 8 The axis direction of the shaft is perpendicular to the ground, the sliding sleeve on the fixed rod 8 is provided with a sliding sleeve 9, the peripheral side of the sliding sleeve 9 is fixedly connected with a connecting rod 13, the end of the connecting rod 13 away from the sliding sleeve 9 and the bottom plate 41 away from the frame 1 Fixed connection on one side. When the air cylinder 51 activates the support plate 4 and the paper roll to move upward, the sliding sleeve 9 moves synchronously along the axis of the fixing rod 8. The cooperation of the fixing rod 8 and the sliding sleeve 9 improves the integrity of the device and the support plate. 4 and the stability of paper roll up and down.

1 and 2 , the fixing frame 3 is provided with a pushing member 6 for setting the paper roll in the rotating shaft 2 . The pushing member 6 specifically includes a guide rod 61 and a push plate 62 , and the guide rod 61 is fixedly connected to the frame. 1 and the fixed frame 3, the guide rod 61 is parallel to the rotation axis of the rotating shaft 2, the push plate 62 is a rectangular plate, the push plate 62 is perpendicular to the guide rod 61, the side of the push plate 62 is provided with a through hole 7, the guide rod 61 is inserted into the push plate 62 through the through hole 7, the diameter of the guide rod 61 is adapted to the diameter of the through hole 7, and the side of the push plate 62 away from the fixing frame 3 is in active contact with the paper roll away from the frame. 1, the fixed frame 3 is also provided with a power member 63 that pushes the push plate 62 to reciprocate linearly along the axis of the guide rod 61. The power member 63 includes a servo motor 632 installed on the fixed frame 3 and a The screw 631 between 1 and the fixing frame 3, the screw 631 and the guide rod 61 are symmetrically arranged with respect to the rotation axis 2, and the distance between the screw 631 and the guide rod 61 is greater than the width of the bottom plate 41, and one end of the screw 631 is rotatably connected On the frame 1 , the other end of the screw rod 631 is fixedly connected to the output shaft of the servo motor 632 , and the push plate 62 passes through the screw rod 631 and is threadedly connected with the peripheral side of the screw rod 631 .

Referring to FIG. 1 , when the supporting plate 4 and the paper roll rise to the designated position under the action of the air cylinder 51, the servo motor 632 drives the screw rod 631 to rotate, and the screw rod 631 drives the push plate 62 along the guide under the limit of the guide rod 61. The axial direction of the rod 61 moves linearly, and then the push plate 62 gradually sets the paper roll on the rotating shaft 2. This transmission method has high transmission efficiency, saves manpower, accurate positioning, and improves the paper feeding efficiency.

Referring to FIG. 3 , in order to improve the versatility of the feeding device, the bottom plate 41 is provided with an adjusting member 10 for adjusting the distance between the two baffles 42 to adapt to paper rolls of different diameters. Specifically, the adjusting member 10 includes four sliding blocks 101 , wherein two sliding blocks 101 are fixedly connected to the bottom surface of each baffle plate 42 , and two sliding grooves 11 are opened on the surface of the bottom plate 41 . The rotation axis of the rotating shaft 2 is perpendicular, and the length direction of the chute 11 is perpendicular to the height direction of the push plate 62. The slider 101 is a "T" block, the chute 11 is a "cross"-shaped through groove, and the slider 101 The bottom plate 41 is also provided with a locking member 12 for restricting the movement of the slider 101. The locking member 12 is specifically a screw rod 121 and a nut 122. One end of the screw rod 121 is fixedly connected to the center of the bottom surface of the slider 101. The free end of the screw rod 121 extends out of the base plate 41 , the nut 122 is threadedly sleeved on the screw rod 121 , and the nut 122 is movable against the bottom surface of the base plate 41 . When the distance between the two baffle plates 42 needs to be adjusted, loosen the nut 122, then move the slider 101 to adjust the position of the baffle plate 42, and finally lock the baffle plate 42 with the nut 122, which improves the efficiency of the feeding device. Universality.

The implementation principle of the embodiment of the present application is as follows: when the paper roll on the rotating shaft 2 is about to run out of paper, a new paper roll is placed between the two baffles 42, and after the paper runs out, the air cylinder 51 drives new paper The reel rises to the designated position. At this time, the paper reel is coaxial with the rotating shaft 2, and then the servo motor 632 drives the lead screw 631 to rotate, and the lead screw 631 rotates to drive the push plate 62 to move linearly, and the push plate 62 gradually sets the paper roll in the position. On the rotating shaft 2, the feeding is completed, which improves the feeding efficiency of the paper.

The above are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. Therefore: all equivalent changes made according to the structure, shape and principle of the present application should be covered within the scope of the present application. Inside.

Claims (8)

1. Rotary press's high-efficient automatic feeding device is including being located subaerial frame (1) and rotating the setting and being in pivot (2) of frame (1) one side, the axis of rotation of pivot (2) parallels with ground, and the paper reel cover is established pivot (2) are last, its characterized in that: the paper winding machine is characterized by further comprising a fixing frame (3) arranged on the ground, wherein a supporting plate (4) capable of being adjusted in a lifting mode is arranged on the fixing frame (3), a paper winding drum is placed on the supporting plate (4), a lifting piece (5) for driving the supporting plate (4) to lift is arranged on the ground, and a pushing piece (6) for pushing the paper winding drum to be sleeved on the rotating shaft (2) is arranged on the fixing frame (3).

2. A high-efficiency automatic feeding device of a rotary press according to claim 1, wherein: the bearing plate (4) comprises a bottom plate (41) and two baffle plates (42) arranged on the bottom plate (41), wherein the baffle plates (42) are parallel to the rotating axis of the rotating shaft (2), the paper winding drum is placed between the two baffle plates (42), and the two corresponding surfaces of the baffle plates (42) are attached to the peripheral sides of the paper winding drum.

3. A high-efficiency automatic feeding device of a rotary printing press according to claim 2, characterized in that: the pushing piece (6) comprises a guide rod (61) and a push plate (62), the guide rod (61) is arranged between the rack (1) and the fixing frame (3), the axis direction of the guide rod (61) is parallel to the rotation axis of the rotating shaft (2), a through hole (7) is formed in the side surface of the push plate (62), the guide rod (61) is inserted into the push plate (62) through the through hole (7), the side surface of the push plate (62) is movably attached to one end, away from the rack (1), of a paper winding drum, and a power piece (63) for driving the push plate (62) to reciprocate along the axis direction of the guide rod (61) is arranged on the fixing frame (3).

4. A high-efficiency automatic feeding device of a rotary printing press according to claim 3, characterized in that: the power part (63) include with lead screw (631) that guide bar (61) parallels is in with the setting servo motor (632) on mount (3), the one end of lead screw (631) with one side of frame (1) is rotated and is connected, the other end setting of lead screw (631) is in on servo motor (632)'s the output shaft, push pedal (62) pass lead screw (631) and with the week side threaded connection of lead screw (631), just lead screw (631) with interval between guide bar (61) is greater than the width of bottom plate (41).

5. A high-efficiency automatic feeding device of a rotary printing press according to claim 2, characterized in that: mount (3) are door type form, be provided with dead lever (8) on the interior roof of mount (3), the axis direction of dead lever (8) with the moving direction of bottom plate (41) is parallel, sliding sleeve is equipped with sliding sleeve (9) on dead lever (8), the week side of sliding sleeve (9) with bottom plate (41) are kept away from one side fixed connection of pivot (2).

6. A high-efficiency automatic feeding device of a rotary printing press according to claim 3, characterized in that: the bottom plate (41) is provided with an adjusting piece (10), and the adjusting piece (10) is used for adjusting the distance between the two baffles (42).

7. An efficient automatic feeding device of a rotary printing press according to claim 6, characterized in that: two spout (11) have been seted up on the surface of bottom plate (41), the groove of spout (11) to with the moving direction of bottom plate (41) is perpendicular, just the groove of spout (11) to with the axis direction of guide bar (61) is perpendicular, regulating part (10) are including setting up slider (101) of baffle (42) bottom surface, slider (101) slip inlays to be established in spout (11), be provided with the restriction on bottom plate (41) locking piece (12) that slider (101) removed.

8. A high-efficiency automatic feeding device of a rotary printing press according to claim 7, characterized in that: the locking piece (12) comprises a screw rod (121) arranged on the bottom surface of the sliding block (101), the free end of the screw rod (121) extends out of the bottom plate (41), a nut (122) is sleeved on the screw rod (121) in a threaded manner, and the nut (122) is movably abutted against the bottom surface of the bottom plate (41).

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