CN219295010U - Plate clamp device of printing machine - Google Patents

Abstract

The application provides a version of printing machine presss from both sides device, including the mounting bracket, the mounting bracket sets up the steelframe of cross-section for the U type, and the opening sets up openly, two sets of installing ports have been seted up to mounting bracket top surface left and right sides symmetry, and mounting bracket bottom plate upper surface middle part is fixed with one set of PMKD, be provided with one set of clamp over the PMKD, clamp and PMKD both sides are provided with two sets of clamp of pedal, two sets of clamp and driver are connected, the driver is fixed on the mounting bracket backplate, and clamp both ends of printing plate through the clamp of pedal of two sets of symmetry settings to under the drive of driver, move to the outside, pedal tight with the printing plate that presss from both sides tight, be convenient for clamp to press from both sides the printing plate edge tightly for printing plate is paved and is pressed from both sides tightly fixedly, and clamp and two sets of clamp are pedal tightly the ware and release to the printing plate is realized, conveniently carries out the change of printing plate and is stable and quick in the change process.

Description

Plate clamp device of printing machine

Technical Field

The disclosure relates to the technical field of printers, in particular to a plate clamp device of a printer.

Background

In a plate clamping device of a sheet printing machine, after pneumatic or manual power is supplied, force transmission is realized through the action of a set of transmission mechanism, so that an upper clamping plate and a lower clamping plate are folded to clamp a plate clamped in the middle, and the plate is fixed.

According to application number 202221136850.0, the application discloses a plate clamp device of printing machine, includes: the clamping groove is internally provided with a first sliding rail, a first sliding groove is arranged in the first sliding rail, and one side in the clamping groove is fixedly connected with a bottom plate; the fixed plate, the fixed plate symmetry sets up at the centre gripping groove both ends, the fixed plate slides and sets up in first slide rail, the one end that the fixed plate is close to the bottom plate is provided with first limiting plate, it is provided with the sliding plate to slide on the first limiting plate, threaded connection has the bolt on the fixed plate.

The prior plate clamping device rotates a bolt to move towards the direction of a bottom plate through an external tool, then pushes a sliding plate to move towards the direction of the bottom plate, then clamps a printing plate, the sliding plate is clamped by the action of a second sliding block and a second sliding groove and the longitudinal pressure of the bolt, a screw rod is driven to rotate through a rotating head, a fixed plate is driven to move towards two ends under the action of a first sliding block and a third sliding block, the printing plate is clamped by the screw rod, but only the sliding plate moves in the actual operation process, the bottom plate does not move, the moving plate and the printing plate generate relative friction displacement, abrasion and clamping of the printing plate cannot be realized, the printing plate is folded, the printing quality is influenced, the outer surface of the arc plate is extruded by a limiting column, the arc plate is enabled to move towards the direction of the bottom plate, then a pressing plate is enabled to press the printing plate, the arc plate is enabled to better to clamp the printing plate through the pressing plate when the arc plate generates distortion, the rotating head moves reversely through the screw rod, the inner wall of the arc plate is extruded by the limiting rod, the method realizes a quick dismounting function, but in the actual use process, the original shape of the printing plate is recovered after the method is repeatedly used, the original shape of the printing plate is weakened, the printing plate cannot be realized, and the printing plate can not be conveniently dismounted and dismounted.

Disclosure of Invention

In view of the foregoing drawbacks and deficiencies of the prior art, the present application is directed to a plate clamping apparatus for a printing press that facilitates plate laying and rapid clamping of printing plates.

The utility model provides a version of printing machine presss from both sides device, includes the mounting bracket, the mounting bracket sets up to the steelframe of cross-section for the U type, and the opening setting is openly, two sets of installing ports have been seted up to mounting bracket top surface left and right sides symmetry, and mounting bracket bottom plate upper surface middle part is fixed with one set of PMKD, be provided with one set of clamp holder directly over the PMKD, clamp holder and PMKD both sides are provided with two sets of stirrups, two sets of stirrups are connected with the driver, the driver is fixed on the mounting bracket backplate.

According to the technical scheme that this application embodiment provided, the clamping ware comprises clamping board and clamping cylinder, clamping board just sets up with PMKD, and clamping board upper surface middle part and clamping cylinder bottom fixed connection, clamping cylinder fixes at the mounting bracket upper surface middle part.

According to the technical scheme that this application embodiment provided, the ware of pedaling comprises the balladeur train, pedaling tight cylinder, pedaling tight board and movable bottom plate, the balladeur train sets up to 7 style of calligraphy, and the side middle part is inlayed and is had the thread bush, the symmetry is inlayed on the balladeur train of thread bush both sides and is had two sets of uide bushing, the balladeur train top surface is fixed with one set of and pedals tight cylinder, the tight cylinder bottom of pedaling with pedaling tight board fixed connection, the balladeur train bottom is fixed with movable bottom plate.

According to the technical scheme that this application embodiment provided, remove bottom plate bottom surface and be fixed with the slider, the slider sets up on the slide rail, the slide rail is fixed on the bottom plate of mounting bracket, and the removal bottom plate and the fixed bottom plate top surface in two sets of stirrups are in on the same horizontal plane.

According to the technical scheme that this application embodiment provided, the driver comprises driving motor, drive assembly, two-way lead screw, guide bar and mounting panel, driving motor fixes at the mounting bracket back, and driving motor passes through drive assembly and two-way lead screw to be connected, the screw thread opposite direction of two-way lead screw both sides, and two-way lead screw passes through antifriction bearing to be fixed on three sets of mounting panels, and three sets of mounting panels are fixed inside the mounting bracket, and the symmetry is fixed with two sets of guide bars on three sets of mounting panels, the screw thread of two sides of two-way lead screw is respectively with the thread bush threaded connection on the balladeur train in the two sets of tightener.

According to the technical scheme that this application embodiment provided, drive assembly comprises action wheel, follow driving wheel and drive belt, action wheel and driving motor main shaft fixed connection, and the action wheel passes through the rotation area and is connected from the driving wheel, from the one end fixed connection of driving wheel and two-way lead screw.

In summary, the present application discloses a plate clamping device of a printing machine.

The beneficial effects are that:

the two ends of the printing plate are clamped through the two sets of symmetrically arranged clamping devices, the clamping devices move outwards under the driving of the driver, the clamped printing plate is clamped tightly, the clamping devices are convenient to clamp the edge of the printing plate, the printing plate is paved and clamped fixedly, after printing is finished, the clamping devices and the two sets of clamping devices are loosened, release of the printing plate is realized, replacement of the printing plate is conveniently carried out, and the printing plate paving and clamping process and the printing plate replacing process are stable and rapid.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings, in which:

FIG. 1 is a schematic view of a plate holder assembly of a printing press of the present application;

FIG. 2 is a schematic view of the structure of the mounting bracket of the present application;

FIG. 3 is a schematic view of the structure of the clamping device in the present application;

FIG. 4 is a schematic diagram of the structure of the driver in the present application;

FIG. 5 is a schematic illustration of the structure of the transmission assembly of the present application;

FIG. 6 is a schematic view of the structure of the tensioner of the present application;

fig. 7 is a schematic structural view of the carriage in the present application.

In the figure: 1. a mounting frame; 2. a clamping device; 3. a pedal tightener; 4. a driver; 5. a fixed bottom plate; 6. a mounting port; 7. clamping plates are arranged; 8. clamping an air cylinder; 9. a mounting plate; 10. a guide rod; 11. a two-way screw rod; 12. a driving motor; 13. a transmission assembly; 14. a transmission belt; 15. a driving wheel; 16. driven wheel; 17. a cylinder is tightly pedal; 18. a pedal plate; 19. a movable bottom plate; 20. a slide block; 21. a slide rail; 22. a carriage; 23. a thread sleeve; 24. a guide sleeve.

Detailed Description

The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As mentioned in the background art, for the printing plate in-process of pedaling tightly in the prior art, only the sliding plate moves, the bottom plate does not move, relative friction displacement takes place for the moving plate and the printing plate, will lead to the wearing and tearing of printing plate and pedaling tightly can't realize, lead to the printing plate fold, influence printing quality, dismantle the printing plate in-process, the arc is used repeatedly after its ability of recovering original form weakens, lead to it can't realize resetting, can't realize the unclamping action to the printing plate, influence the normal operation of changing the printing plate and change the speed of printing plate, the present disclosure provides a plate clamp device of the printing machine of making things convenient for printing plate to lay flat and printing plate quick assembly and disassembly.

Example 1

Referring to fig. 1-2, a plate clamping device of a printing machine comprises a mounting frame 1, wherein the mounting frame 1 is arranged into a steel frame with a U-shaped section, an opening is formed in the front, two sets of mounting openings 6 are symmetrically formed in the left side and the right side of the top surface of the mounting frame 1, the mounting openings 6 are arranged to facilitate mounting and moving of a clamping device 3, interference phenomenon is prevented, a set of fixing bottom plates 5 are fixed in the middle of the upper surface of a bottom plate of the mounting frame 1, a set of clamping device 2 is arranged right above the fixing bottom plates 5, the clamping device 2 is matched with the fixing bottom plates 5 to clamp edges of printing plates after the two ends are clamped, the printing plates are prevented from being pulled inwards in the printing process to cause distortion of printing pictures, the clamping device 2 and the fixing bottom plates 5 are arranged on two sides of the fixing bottom plates 3, the two sets of clamping devices 3 are connected with a driver 4, the two sets of clamping devices 3 are symmetrically arranged to clamp the two ends of the printing plates and move outwards under the driving of the driver 4, the clamping device 2 is convenient for clamping the clamping device 2 to clamp the edges, the printing plates after the two sets of clamping device are clamped tightly, and the clamping device 2 is matched with the fixing bottom plates 2 to clamp the edges, and the clamping device is convenient to release and release printing plates 3 after the clamping device and the clamping device is used for clamping the printing plates and the printing plates 3.

Example 2

Referring to fig. 3, in order to clamp and fix the edge of the plate after being kicked, a clamping device 2 is specially provided, the clamping device 2 is composed of a clamping plate 7 and a clamping cylinder 8, the clamping plate 7 is opposite to the fixing bottom plate 5, the middle of the upper surface of the clamping plate 7 is fixedly connected with the bottom of the clamping cylinder 8, the clamping cylinder 8 is fixed at the middle of the upper surface of the mounting frame 1, the clamping plate 7 is pushed to be pressed downwards through the clamping cylinder 8 when the edge of the plate after being kicked is clamped, the edge of the plate is clamped between the fixing bottom plate 5 and the clamping plate 7, the clamping operation of the edge of the plate is realized, when the plate needs to be replaced, the clamping cylinder 8 pulls the clamping plate 7 to be lifted, the plate is loosened, and the replacement of the plate is convenient.

Example 3

Referring to fig. 6-7, in order to implement clamping of two ends of a printing plate and a pressing operation of the printing plate, two sets of pressing devices 3 are specially arranged, each set of pressing device 3 is composed of a sliding frame 22, a pressing cylinder 17, pressing plates 18 and a moving bottom plate 19, the sliding frame 22 is arranged in a 7 shape, a threaded sleeve 23 is inlaid in the middle of the side edge, two sets of guide sleeves 24 are symmetrically inlaid on the sliding frame 22 on two sides of the threaded sleeve 23, a set of pressing cylinder 17 is fixed on the top surface of the sliding frame 22, the bottom of the pressing cylinder 17 is fixedly connected with the pressing plates 18, the moving bottom plate 19 is fixed on the bottom surface of the sliding frame 22, a sliding block 20 is fixed on the bottom surface of the moving bottom plate 19, the sliding block 20 is arranged on the sliding rail 21, the moving bottom plate 19 in the two sets of pressing devices 3 and the top surface of the fixed bottom plate 5 are positioned on the same horizontal plane, the pressing plates 18 are pushed down by the pressing cylinder 17, the ends are pressed on the moving bottom plate 19, the two sets of pressing devices 3 are moved outwards under the driving of the driver 4, the driving device 4, the pressing operation of the printing plate is replaced, when the pressing cylinder 17 is required, the pressing plate is required to be lifted, and the printing plate is replaced, and the printing plate is easy to be replaced.

Example 4

Referring to fig. 4-5, in order to drive two sets of stirrups 3 to perform a clamping operation on a printing plate, a driver 4 is specially provided, the driver 4 is composed of a driving motor 12, a transmission assembly 13, a bidirectional screw rod 11, a guide rod 10 and a mounting plate 9, the driving motor 12 is fixed on the back of the mounting plate 1, the transmission assembly 13 is composed of a driving wheel 15, a driven wheel 16 and a transmission belt 14, the driving wheel 15 is fixedly connected with a main shaft of the driving motor 12, the driving wheel 15 is connected with the driven wheel 16 through the rotation belt 14, the driven wheel 16 is fixedly connected with one end of the bidirectional screw rod 11, the directions of threads on two sides of the bidirectional screw rod 11 are opposite, the bidirectional screw rod 11 is fixed on three sets of mounting plates 9 through rolling bearings, the three sets of mounting plates 9 are fixed inside the mounting plate 1, two sets of guide rods 10 are symmetrically fixed on the three sets of mounting plates 9, the threads on two sides of the bidirectional screw rod 11 are respectively in threaded connection with thread sleeves 23 on a carriage 22 in the two sets of stirrups 3, the driving motor 12 is utilized to provide driving force through the driving assembly 13, the bidirectional screw rod 11 is driven to rotate through the transmission of the driving motor 12, when the driving motor 12 rotates positively, the driving motor 12 drives the two sets of the bidirectional screw rod 11, the two sets of stirrups 3 are driven outwards to perform a resetting operation, the two sets of stirrups 3 are convenient to perform a clamping operation on the two sets of stirrups 3, and the two sets of stirrups 3 are convenient to reset, and the two sets of the two-way and the printing plate can be convenient to perform a clamping operation and reset to perform a clamping operation and the two-step and have two opposite effects.

Working principle: when the device is used, edges of a printing plate to be fixed are placed on the fixed bottom plate 5, the driver 4 drives the two sets of tighteners 3 to move, the two sets of tighteners 3 are respectively positioned at two ends of the printing plate, at the moment, the two sets of tighteners 3 start to work, the tightening cylinder 17 is used for pushing the tightening plate 18 to press down, the end part of the printing plate is pressed on the movable bottom plate 19, then the driver 4 drives the two sets of tighteners 3 to move outwards, the tightening of the two ends of the printing plate is realized, the whole printing plate is in a flatly-paved tightening state, at the moment, the clamp 2 starts to work, the clamping cylinder 8 is used for pushing the clamping plate 7 to press down, the edge of the printing plate is clamped between the fixed bottom plate 5 and the clamping plate 7, the clamping operation of the edge of the printing plate is realized, at the moment, the leveling and the clamping operation of the printing plate are realized, the smooth progress of the printing plate is facilitated, when the printing plate is required to be replaced, the tightening cylinder 17 is pulled to lift the tightening plate 18, the two ends of the printing plate are realized, the clamping cylinder 8 is pulled to lift the clamping plate 7, the middle part of the printing plate is required to be replaced, the new printing plate is replaced, and the process is stable at the moment.

The foregoing description is only of the preferred embodiments of the present application and is presented as a description of the principles of the technology being utilized. It will be appreciated by persons skilled in the art that the scope of the utility model referred to in this application is not limited to the specific combinations of features described above, but it is intended to cover other embodiments in which any combination of features described above or equivalents thereof is possible without departing from the spirit of the utility model. Such as the above-described features and technical features having similar functions (but not limited to) disclosed in the present application are replaced with each other.

Claims (6)

1. Plate clamp device of printing machine, including mounting bracket (1), its characterized in that: the mounting frame (1) is set to the steelframe of cross-section for the U type, and the opening sets up openly, two sets of installing ports (6) have been seted up to mounting frame (1) top surface left and right sides symmetry, and mounting frame (1) bottom plate upper surface middle part is fixed with one set of PMKD (5), be provided with one set of clamp (2) directly over PMKD (5), clamp (2) and PMKD (5) both sides are provided with two sets of stirrups (3), two sets of stirrups (3) are connected with driver (4), driver (4) are fixed on mounting frame (1) backplate.

2. A plate clamping device for a printing press as claimed in claim 1, wherein: the clamping device is characterized in that the clamping device (2) consists of a clamping plate (7) and a clamping air cylinder (8), the clamping plate (7) is opposite to the fixed bottom plate (5), the middle of the upper surface of the clamping plate (7) is fixedly connected with the bottom of the clamping air cylinder (8), and the clamping air cylinder (8) is fixed in the middle of the upper surface of the mounting frame (1).

3. A plate clamping device for a printing press as claimed in claim 1, wherein: the pedal tight ware (3) by balladeur train (22), pedal tight cylinder (17), pedal tight board (18) and remove bottom plate (19) and constitute, balladeur train (22) set to 7 characters, and the side middle part is inlayed and is had screw thread cover (23), symmetry is inlayed on balladeur train (22) of screw thread cover (23) both sides has two sets of uide bushing (24), balladeur train (22) top surface is fixed with one and pedal tight cylinder (17), pedal tight cylinder (17) bottom and pedal tight board (18) fixed connection, balladeur train (22) bottom is fixed with removes bottom plate (19).

4. A plate clamping device for a printing press as claimed in claim 3, wherein: the bottom surface of the movable bottom plate (19) is fixedly provided with a sliding block (20), the sliding block (20) is arranged on a sliding rail (21), the sliding rail (21) is fixed on the bottom plate of the installation frame (1), and the movable bottom plates (19) in the two sets of pedal tighteners (3) and the top surface of the fixed bottom plate (5) are positioned on the same horizontal plane.

5. A plate clamping device for a printing press as claimed in claim 1, wherein: the driver (4) comprises driving motor (12), drive assembly (13), two-way lead screw (11), guide bar (10) and mounting panel (9), driving motor (12) are fixed at the mounting bracket (1) back, and driving motor (12) are connected with two-way lead screw (11) through drive assembly (13), the screw thread direction of two sides of two-way lead screw (11) is opposite, and two-way lead screw (11) are fixed on three sets of mounting panel (9) through antifriction bearing, and three sets of mounting panel (9) are fixed inside mounting bracket (1), and the symmetry is fixed with two sets of guide bars (10) on three sets of mounting panel (9), screw thread on two sides of two-way lead screw (11) is with thread bush (23) threaded connection on balladeur train (22) in two sets of stirrups (3) respectively.

6. The plate holder apparatus of claim 5, wherein: the transmission assembly (13) is composed of a driving wheel (15), a driven wheel (16) and a transmission belt (14), wherein the driving wheel (15) is fixedly connected with a main shaft of a driving motor (12), the driving wheel (15) is connected with the driven wheel (16) through the transmission belt (14), and the driven wheel (16) is fixedly connected with one end of a bidirectional screw rod (11).

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