Ink outlet device of printing machine

Abstract

The utility model relates to the technical field of printing machines, in particular to an ink outlet device of a printing machine, which comprises an ink coating assembly, a supporting assembly and an output head, the supporting assembly comprises a supporting frame with a lower opening, a lifter, a lifting plate, a sliding frame, a motor, a positive and negative tooth screw rod and a sliding block, the lifter penetrates through the top wall of the supporting frame and is connected with the lifting plate, and the sliding frame is connected with the motor. The sliding frame is further arranged below the lifting plate, a sliding groove is formed below the sliding frame, the positive and negative tooth screw rods are arranged in the sliding groove, the sliding blocks are L-shaped, the two sets of sliding blocks are symmetrically arranged, the lifter (adopting an air cylinder) penetrates through the top wall of the supporting frame and is connected with the lifting plate, and the height of the lifting plate can be accurately controlled. In this way, the ink coating assembly can be adjusted to a proper position according to different printing requirements, the handle drives the positive and negative tooth screw rod to rotate, the two sets of symmetrically-arranged L-shaped sliding blocks are driven to move in the sliding grooves of the sliding frame in the face-to-face or back-to-back mode so that the ink coating assembly can be assembled conveniently, and the ink coating assembly can be disassembled and assembled conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of printing machines, in particular to an ink outlet device of a printing machine. Background Art

[0002] The printing press needs to use a feeding roller when discharging ink;

[0003] Application number CN202222938536.0 discloses a printing roller for a printing press, comprising a top plate, a mounting frame, a printing roller and a feeding roller arranged side by side, the printing roller and the feeding roller being mounted between the mounting frame via a first slider and a second slider, respectively. The bottom surface of the top plate is fixedly connected to the mounting frame at both ends, a chute is provided in the mounting frame, the first slider and the second slider are slidably connected in the mounting frame via the chute, and the top surfaces of the first slider and the second slider for mounting the feeding roller are fixedly connected to the bottom end of a spring, and the top end of the spring is fixedly connected to the top surface of the chute. The utility model presses the feeding roller and the printing roller downward by providing a spring, which not only allows the coating on the feeding roller to be better applied to the printing roller, but also allows the printing roller to fit closely with the material to be printed, thereby improving the printing effect.

[0004] The above structure also has the disadvantage that it is inconvenient to disassemble and assemble the ink coating component, and it is inconvenient to perform regular maintenance, inspection and replacement on it. Utility Model Content

[0005] (1) Technical problems solved

[0006] In view of the deficiencies in the prior art, the utility model provides an ink outlet device for a printing press.

[0007] (2) Technical solution

[0008] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an ink outlet device of a printing press, comprising an inking assembly, a support assembly and an output head, wherein the support assembly comprises a support frame with a lower opening, a lifter, a lifting plate, a slide frame, a motor, a positive and negative threaded screw and a slider, wherein the lifter passes through the top wall of the support frame and is connected to the lifting plate, wherein the slide frame is further provided below the lifting plate, wherein a slide groove is provided below the slide frame, wherein the positive and negative threaded screw is provided in the slide groove, and wherein the slider is L-shaped, wherein the slider is provided in two sets of symmetrical arrangements. The upper part of the slider is inserted into the slide groove and is threadedly connected to the positive and negative threaded screw. A turntable is also provided on the side wall of the slider, and an insert block is also provided on the end of the turntable close to the center of the slide frame. The output end of the motor is connected to a group of the turntables. The inking assembly includes an ink roller and a connecting piece. Connecting pieces connected to the insert block are provided on the left and right sides of the ink roller. An output head in contact with the ink roller is also provided on the lifting plate. A handle is also provided on one side of the slide frame. The handle passes through the side wall of the support frame and is connected to the positive and negative threaded screw.

[0009] In order to facilitate the disassembly and installation of the ink roller, the utility model improves, connecting piece includes mounting seat and elastic piece, the both ends of elastic piece are connected with ink roller and mounting seat respectively, the mounting seat is provided with the slot connected with the plug block.

[0010] Preferably, the elastic piece includes spring and telescopic rod, the spring is sleeved on the telescopic rod, and the both ends of the spring and the telescopic rod are connected with the mounting seat and the ink roller respectively.

[0011] Preferably, the motor adopts a servo motor.

[0012] In order to stabilize the support of the ink coating assembly, the utility model improves, the slider below is provided with the arc-shaped groove compatible with the rotary disc and mounting seat.

[0013] Preferably, the lifter adopts a pneumatic cylinder.

[0014] (Three) beneficial effects

[0015] Compared with the prior art, the utility model provides an ink outlet device of a printing machine, which has the following

[0016] Beneficial effects:

[0017] The ink outlet device of the printing machine, the lifter (adopting a pneumatic cylinder) is connected with the lifting plate through the top wall of the support frame, and the height of the lifting plate can be accurately controlled. This makes the ink coating assembly can be adjusted to the appropriate position according to different printing requirements, the handle drives the positive and negative toothed screw rod to rotate, drives two groups of symmetrically arranged L-shaped sliders to move towards or away from each other in the sliding slot of the sliding frame to assemble the ink coating assembly, facilitating disassembly and installation. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a partial structural schematic view of the utility model;

[0019] Figure 2 It is a first schematic view of the utility model structure;

[0020] Figure 3 It is a second schematic view of the utility model structure;

[0021] Figure 4 It is a structural Figure 3 Enlarged schematic view of the utility model.

[0022] In the drawing: 1, support frame; 2, lifter; 3, lifting plate; 4, sliding frame; 5, motor; 6, positive and negative toothed screw rod; 7, slider; 8, rotary disc; 9, plug block; 10, ink roller; 11, output head; 12, mounting seat; 13, spring; 14, telescopic rod; 15, handle. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] Please refer to Figure 1-4 The ink output device of the printing machine comprises an ink applying assembly, a supporting assembly and an output head 11, the supporting assembly comprises a supporting frame 1 with an open bottom, a lifter 2, a lifting plate 3, a sliding frame 4, a motor 5, a reversible screw rod 6 and a sliding block 7, the lifter 2 penetrates through the top wall of the supporting frame 1 and is connected with the lifting plate 3, the sliding frame 4 is further arranged below the lifting plate 3, a sliding groove is arranged below the sliding frame 4, the reversible screw rod 6 is arranged in the sliding groove, the sliding block 7 is L-shaped, the sliding block 7 is arranged in two groups in a symmetrical manner, the sliding block 7 is inserted into the sliding groove above and is threadedly connected with the reversible screw rod 6, a turntable 8 is further arranged on the side wall of the sliding block 7, an insertion block 9 is further arranged on the one end of the turntable 8 close to the center of the sliding frame 4, the output end of the motor 5 is connected with one of the turntables 8, the ink applying assembly comprises an ink roller 10 and a connecting piece, the connecting pieces are arranged on the left and right sides of the ink roller 10 and are connected with the insertion block 9, the output head 11 is further arranged on the lifting plate 3 and is in contact with the ink roller 10, a handle 15 is further arranged on one side of the sliding frame 4, the handle 15 penetrates through the side wall of the supporting frame 1 and is connected with the reversible screw rod 6.

[0025] The ink output device of the printing machine is installed at a suitable position of the printing machine and is stably fixed. Whether each component is firmly installed and whether the connection is normal is checked, the lifter 2 adopts a stable air cylinder, initially, the lifter 2 is in a higher state, at this time, the spacing between the two groups of sliding blocks 7 is larger, the connecting pieces on the left and right sides of the ink roller 10 are inserted with the insertion block 9 of the turntable 8, the reversible screw rod 6 in the sliding frame 4 is rotated by the handle 15, the two groups of sliding blocks 7 move towards each other, then the ink applying assembly is clamped, the output head 11 is connected with an external ink supply device, the height of the lifting plate 3 is adjusted under the support of the supporting frame 1, the motor 5 adopts a precise servo motor 5, along with the rotation of the motor 5 and the ink output of the output head 11, the ink roller 10 uniformly and stably outputs.

[0026] In this embodiment, the connecting part includes a mounting seat 12 and an elastic part, and the two ends of the elastic part are respectively connected to the ink roller 10 and the mounting seat 12, and a slot connected to the plug block 9 is provided on the mounting seat 12. Initially, the elastic parts at both ends of the ink roller 10 are in a naturally extended state. During installation, it is necessary to squeeze the elastic part first so that the mounting seat 12 is plugged into the plug block 9 of the turntable 8 to facilitate assembly. The elastic part includes a spring 13 and a telescopic rod 14, and the spring 13 is sleeved on the telescopic rod 14. Both ends of the spring 13 and the telescopic rod 14 are respectively connected to the mounting seat 12 and the ink roller 10. The spring 13 facilitates the resetting of the mounting seat 12, and the telescopic rod 14 ensures the stability of the movement of the mounting seat 12.

[0027] During actual use, an arc-shaped groove adapted to the turntable 8 and the mounting seat 12 is provided under the slider 7 to provide stable support for the inking assembly.

[0028] References to "embodiments" herein mean that the specific features, structures, or characteristics described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the word "embodiment" in various places in the specification does not necessarily refer to the same embodiment, nor does it particularly limit its independence or relevance to other embodiments. In principle, in this application, as long as there are no technical contradictions or conflicts, the various technical features mentioned in the embodiments can be combined in any manner to form a corresponding implementable technical solution.

[0029] Unless otherwise defined, the technical terms used herein have the same meanings as those generally understood by those skilled in the art to which this application belongs; the use of relevant terms herein is only for describing specific embodiments and is not intended to limit this application.

[0030] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention.

Claims

1. An ink delivery device for a printing press, comprising an ink coating assembly, a support assembly and an output head (11), characterized in that: The support assembly comprises a support frame (1) with a lower opening, a lifter (2), a lifting plate (3), a slide frame (4), a motor (5), a forward and reverse threaded screw (6) and a slider (7); the lifter (2) passes through the top wall of the support frame (1) and is connected to the lifting plate (3); the slide frame (4) is further provided below the lifting plate (3); a slide groove is provided below the slide frame (4); the forward and reverse threaded screw (6) is provided in the slide groove; the slider (7) is L-shaped; the sliders (7) are arranged in two groups symmetrically; the upper portion of the slider (7) is inserted into the slide groove and is threadedly connected to the forward and reverse threaded screw (6) The side wall of the slider (7) is also provided with a turntable (8), and an insert block (9) is also provided at one end of the turntable (8) close to the center of the slide frame (4). The output end of the motor (5) is connected to a group of the turntables (8). The inking assembly includes an ink roller (10) and a connecting piece. Connecting pieces connected to the insert block (9) are provided on the left and right sides of the ink roller (10). An output head (11) in contact with the ink roller (10) is also provided on the lifting plate (3). A handle (15) is also provided on one side of the slide frame (4). The handle (15) passes through the side wall of the support frame (1) and is connected to the forward and reverse thread screw (6).

2. The ink delivery device of a printing press according to claim 1, characterized in that: The connecting member comprises a mounting seat (12) and an elastic member, wherein both ends of the elastic member are respectively connected to the ink roller (10) and the mounting seat (12), and a slot connected to the insert block (9) is provided on the mounting seat (12).

3. The ink delivery device of a printing press according to claim 2, characterized in that: The elastic member comprises a spring (13) and a telescopic rod (14); the spring (13) is sleeved on the telescopic rod (14); and both ends of the spring (13) and the telescopic rod (14) are respectively connected to the mounting seat (12) and the ink roller (10).

4. The ink delivery device of a printing press according to claim 3, characterized in that: The motor (5) is a servo motor.

5. The ink delivery device of a printing press according to claim 4, characterized in that: An arc-shaped groove adapted to the turntable (8) and the mounting seat (12) is provided below the slider (7).

6. The ink delivery device of a printing press according to claim 5, characterized in that: The lifter (2) adopts a cylinder.

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