Adjustable printing machine guide roller

Abstract

The utility model discloses an adjustable printing machine guide roller. The adjustable printing machine guide roller comprises a guide roller body and a pair of mounting plates. A first sliding rail and a second sliding rail are arranged at the back-to-back ends of the pair of mounting plates correspondingly, a first adjusting block is slidably mounted on the first sliding rail, a second adjusting block is slidably mounted on the second sliding rail, the two ends of the guide roller are rotatably mounted on the first adjusting block and the second adjusting block correspondingly, and driving devices are arranged at the back-to-back ends of the pair of mounting plates correspondingly. The pair of driving devices can synchronously push the first adjusting block and the second adjusting block to slide up and down. Through the arrangement of the first adjusting block, the second adjusting block and the driving device, the guide roller can be driven to ascend and descend, so that the guide roller can abut against printed matters with different thicknesses, and the limiting and guiding effects of the guide roller on the printed matters are guaranteed; and through the arrangement of the guide roller sliding block, the inclined block, the inserting block and the unlocking piece, the rubber sleeve on the guide roller can be disassembled and assembled, and later maintenance and replacement are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to printing equipment technical field especially relates to adjustable printing machine guide roller. BACKGROUND

[0002] The printing machine is the machine that prints character and image, modern printing machine generally comprises the mechanism such as edition, coating ink, impression, paper conveying, and the working principle is that the character and image to be printed are made into printing plate, are installed on printing machine, then ink is applied to the place of character and image on printing plate by artificial or printing machine, is directly or indirectly transferred to paper or other receiving material, thereby copying the same printing product as printing plate.

[0003] For example, the utility model discloses a printing machine cooling guide roller and printing machine, which is characterized by the structure of the cooling guide roller assembly, when the printing machine is started, cooling water is introduced from the water inlet pipe, passes through the water inlet inner sleeve and the water guide through-tube, and then the cooling water is circulated into four groups of return water pipes from the outer side of the water guide through-tube and the inner side of the cooling shell, and is introduced into the outer sleeve by the return water pipes and is discharged from the water guide cover, so that a circulating water cooling mechanism is formed, the stable temperature of the cooling guide roller assembly shell is maintained, the heat generated during printing is efficiently cooled, and the printing quality is ensured, but such structure still has the following significant defects:

[0004] 1, it is difficult to adjust the guide roller according to the different width of the printed matter, so that there is a certain gap between the guide roller and the net texture roller, and air flow is generated in the running process of other equipment in the workshop, and then there is the possibility that the printed matter is wrinkled or misaligned due to air flow blowing;

[0005] 2, the rubber sleeve of the printing machine guide roller cannot be disassembled, so that it is inconvenient to maintain and replace the rubber sleeve after damage. SUMMARY

[0006] The utility model aims at solving one of the technical problems in the prior art.

[0007] The application provides a kind of adjustable printing machine guide roller, including guide roller and a pair of mounting plate;A pair of mounting plate opposite end is respectively equipped with a number of slide rails, a number of slide rails, a number of adjusting blocks are slidably installed on a number of slide rails, a number of adjusting blocks are slidably installed on a number of slide rails, and guide roller both ends are rotatably installed on a number of adjusting blocks, a number of adjusting blocks, a pair of mounting plate opposite end is equipped with drive device, and a pair of drive devices can synchronously push a number of adjusting blocks, a number of adjusting blocks slide up and down.

[0008] Further, the driving device comprises a driving motor, a rotating screw rod, a pair of mounting blocks and rotating blocks, the driving motor and the pair of mounting blocks are fixedly installed at opposite ends of the pair of mounting plates, the rotating screw rod is rotatably installed at the pair of mounting blocks, one end of the rotating screw rod is fixedly connected with an output shaft of the driving motor, the rotating blocks are fixedly installed on the first adjusting block and the second adjusting block, and the rotating blocks are in threaded connection with the corresponding rotating screw rods.

[0009] Further, the first adjusting block comprises a sliding plate, a pair of adjusting plates and a connecting cylinder, the sliding plate is provided with sliding blocks in sliding connection with the first sliding rails, the sliding plate is fixedly provided with the adjusting plates through the connecting cylinders at two ends thereof, the mounting plate is provided with a first sliding groove in sliding connection with the connecting cylinder and a second sliding groove in sliding connection with the guide rollers, and the guide rollers are rotatably installed on the pair of adjusting plates through the rolling bearings at one end thereof.

[0010] The rotating blocks are fixedly installed on the sliding plate.

[0011] Further, the adjusting plate at the outermost end of the guide roller is fixedly provided with a motor, and an output shaft of the motor is in belt transmission connection with the guide roller.

[0012] Further, the second adjusting block comprises a sliding plate, the sliding plate is provided with a mounting groove, the guide roller is rotatably installed in the mounting groove, the sliding plate is provided with sliding blocks in sliding connection with the second sliding rails, and the sliding plate is fixedly provided with the rotating blocks.

[0013] Further, the guide roller is slidably installed outside a rubber sleeve, the rubber sleeve is provided with a plug-in groove, the guide roller is provided with movable cavities at two ends thereof, the movable cavities are slidably installed with guide roller sliding blocks, the guide roller sliding blocks are provided with inclined grooves, the inclined grooves are slidably installed with inclined blocks, the movable cavities are provided with connecting grooves, the connecting grooves are slidably installed with plug-in blocks, one end of the plug-in blocks is fixedly connected with the corresponding inclined blocks, and the other end of the plug-in blocks is plugged into the corresponding plug-in grooves.

[0014] The movable cavities are provided with unlocking members, and the unlocking members can push the corresponding guide roller sliding blocks to slide.

[0015] Further, the unlocking members comprise rotating blocks, the rotating blocks are rotatably installed at two ends of the guide roller, the rotating blocks are provided with threaded holes, and the guide roller sliding blocks are in threaded connection with the threaded holes.

[0016] Further, the guide roller sliding blocks are provided with limiting blocks, and the movable cavities are provided with limiting grooves in sliding connection with the limiting blocks.

[0017] Further, the guide roller is provided with a butt joint strip, and the rubber sleeve is provided with a butt joint groove in sliding connection with the butt joint strip.

[0018] The beneficial effects of the utility model are as follows:

[0019] 1、through the setting of the first adjusting block, the second adjusting block and the driving device, the guide roller can be lifted to tightly press against the printing products of different thicknesses, thereby ensuring the limiting and guiding effects on the printing products;

[0020] 2、through the setting of the guide roller sliding block, the inclined block, the plug-in block and the unlocking piece, the rubber sleeve on the guide roller can be disassembled, thereby facilitating the later maintenance and replacement. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 it is a structure schematic view of a adjustable printing machine guide roller in the embodiment of the application;

[0022] Figure 2 it is a structure schematic view of the second adjusting block, the driving device and the second sliding rail in the embodiment of the application;

[0023] Figure 3 it is a structure schematic view of the first adjusting block, the driving device, the first sliding rail and the guide roller in the embodiment of the application;

[0024] Figure 4 it is a structure schematic view of the first adjusting block, the driving device, the first sliding rail and the guide roller in the embodiment of the application;

[0025] Figure 5 it is a structure schematic view of the guide roller in the embodiment of the application;

[0026] Figure 6 it is Figure 5 the enlarged structure schematic view of A in the figure;

[0027] Figure 7 it is Figure 5 the sectional structure schematic view along the direction of B-B.

[0028] REFERENCE NUMERALS

[0029] 1-guide roller, 2-mounting plate, 21-first sliding groove, 22-second sliding groove, 31-first sliding rail, 32-second sliding rail, 41-first adjusting block, 411-sliding plate, 412-adjusting plate, 413-connecting cylinder, 414-sliding block, 42-second adjusting block, 421-sliding plate, 422-sliding block, 423-mounting groove, 5-driving device, 51-driving motor, 52-rotating screw, 53-mounting block, 54-rotating block, 61-motor, 62-belt, 63-rubber sleeve, 64-plug-in groove, 71-movable cavity, 72-guide roller sliding block, 73-inclined groove, 74-inclined block, 75-connecting groove, 76-plug-in block, 8-unlocking piece, 81-rotating block, 82-threaded hole, 91-limiting block, 92-limiting groove, 93-butting bar, 94-butting groove. DETAILED DESCRIPTION

[0030] The technical solutions of the embodiments of this application will be clearly described below with reference to the accompanying drawings. Obviously, the described embodiments are only some, not all, of the embodiments of this application. All other embodiments obtained by those skilled in the art based on the embodiments of this application are within the scope of protection of this application.

[0031] The terms "first," "second," etc., used in the specification and claims of this application are used to distinguish similar objects and not to describe a specific order or sequence. It should be understood that such use of data can be interchanged where appropriate so that embodiments of this application can be implemented in orders other than those illustrated or described herein, and the objects distinguished by "first," "second," etc., are generally of the same class and the number of objects is not limited; for example, a first object can be one or more. Furthermore, in the specification and claims, "and / or" indicates at least one of the connected objects, and the character " / " generally indicates that the preceding and following objects are in an "or" relationship.

[0032] The adjustable printing press guide roller provided in this application will be described in detail below with reference to the accompanying drawings and through specific embodiments and application scenarios.

[0033] Example 1:

[0034] like Figures 1 to 4 As shown, this application embodiment provides an adjustable printing press guide roller, including a guide roller 1 and a pair of mounting plates 2; the opposite ends of the pair of mounting plates 2 are respectively provided with a first slide rail 31 and a second slide rail 32, a first adjusting block 41 is slidably mounted on the first slide rail 31, and a second adjusting block 42 is slidably mounted on the second slide rail 32, the two ends of the guide roller 1 are respectively rotatably mounted on the first adjusting block 41 and the second adjusting block 42, and a driving device 5 is provided at the opposite ends of the pair of mounting plates 2, the pair of driving devices 5 can synchronously push the first adjusting block 41 and the second adjusting block 42 to slide up and down.

[0035] Furthermore, each drive device 5 includes a drive motor 51, a rotating lead screw 52, ​​a pair of mounting blocks 53 and a rotating block 54. The drive motor 51 and the pair of mounting blocks 53 are fixedly mounted on opposite ends of the pair of mounting plates 2. The two ends of the rotating lead screw 52 are respectively rotatably mounted on the pair of mounting blocks 53, and one end is fixedly connected to the output shaft of the drive motor 51. The rotating block 54 is fixedly mounted on the first adjusting block 41 and the second adjusting block 42, and the rotating block 54 is threadedly connected to the corresponding rotating lead screw 52.

[0036] Further, the first adjusting block 41 comprises a sliding plate 411, a pair of adjusting plates 412 and a connecting cylinder 413, the sliding plate 411 is provided with a sliding block 414 which is in sliding fit with the first sliding rail 31, the sliding plate 411 is fixedly installed with the adjusting plates 412 at two ends thereof through the connecting cylinder 413, the mounting plate 2 is provided with a first sliding groove 21 which is in sliding fit with the connecting cylinder 413 and a second sliding groove 22 which is in sliding fit with the guide roller 1, one end of the guide roller 1 is rotatably installed on the pair of adjusting plates 412 through a rolling bearing.

[0037] The sliding plate 411 is fixedly installed with a rotating block 54.

[0038] Further, the adjusting plate 412 located at the outermost end of the guide roller 1 is fixedly installed with a motor 61, and an output shaft of the motor 61 is in transmission connection with the guide roller 1 through a belt 62.

[0039] Further, the second adjusting block 42 comprises a sliding plate 421, the sliding plate 421 is provided with a mounting groove 423 in which the guide roller 1 is rotatably installed, and the sliding plate 421 is provided with a sliding block 422 which is in sliding fit with the second sliding rail 32, and the sliding plate 421 is fixedly installed with a rotating block 54.

[0040] In the embodiment of the present application, since the above structure is adopted, the pair of driving motors 51 are synchronously started to drive the corresponding rotating lead screws 52 to rotate, the rotating lead screws 52 are driven to rotate to synchronously drive the sliding plate 411 and the sliding plate 421 to ascend and descend, the sliding plate 411 is driven to ascend and descend to synchronously drive the pair of adjusting plates 412 and the motor 61 to ascend and descend, so that the distance between the guide roller 1 and the anilox roller can be adjusted to tightly abut against the printing products of different thicknesses, thereby ensuring the limiting and guiding effects on the printing products.

[0041] Embodiment 2:

[0042] As shown in the drawings, Figures 5 to 7 In the embodiment, in addition to the structural features of the foregoing embodiment, a rubber sleeve 63 is slidingly installed on the outer side of the guide roller 1, the rubber sleeve 63 is provided with a plug-in groove 64, the guide roller 1 is provided with a movable cavity 71 at each end, the movable cavity 71 is slidingly installed with a guide roller sliding block 72, the guide roller sliding block 72 is provided with an inclined groove 73, the inclined groove 73 is slidingly installed with an inclined block 74, the movable cavity 71 is provided with a connecting groove 75, the connecting groove 75 is slidingly installed with a plug-in block 76, one end of the plug-in block 76 is fixedly connected with the corresponding inclined block 74, and the other end is plugged into the corresponding plug-in groove 64.

[0043] The movable cavity 71 is provided with an unlocking piece 8, and the unlocking piece 8 can push the corresponding guide roller sliding block 72 to slide.

[0044] Further, the unlocking piece 8 comprises a rotating block 81, the rotating block 81 is rotatably installed at both ends of the guide roller 1, the rotating block 81 is internally provided with a threaded hole 82, and the guide roller sliding block 72 is threadedly connected with the threaded hole 82.

[0045] Further, the guide roller sliding block 72 is provided with a limiting block 91, and the movable cavity 71 is provided with a limiting groove 92 in sliding cooperation with the limiting block 91.

[0046] Further, the guide roller 1 is provided with a butt joint strip 93, and the rubber sleeve 63 is provided with a butt joint groove 94 in sliding cooperation with the butt joint strip 93.

[0047] In the embodiment of the application, since the above structure is adopted, when the rubber sleeve 63 is installed, the butt joint strip 93 and the butt joint groove 94 can be aligned, and the rubber sleeve 63 is inserted into the outer side wall of the guide roller 1, then the rotating blocks 81 at both ends are rotated, the rotating blocks 81 push the corresponding guide roller sliding blocks 72 to slide outward through the threads, since the guide roller sliding blocks 72 are provided with the inclined grooves 73, and the inclined blocks 74 are slidably installed in the inclined grooves 73, the guide roller sliding blocks 72 slide outward to drive the corresponding insertion blocks 76 to be inserted into the insertion grooves 64, so as to fix the rubber sleeve 63, and then the two ends are reinstalled on the first adjusting block 41 and the second adjusting block 42, when it is needed to dismount the rubber sleeve 63 on the guide roller 1, the guide roller 1 is dismounted first, the rotating blocks 81 at both ends are reversed, the rotating blocks 81 push the corresponding guide roller sliding blocks 72 to slide inward through the threads, since the guide roller sliding blocks 72 are provided with the inclined grooves 73, and the inclined blocks 74 are slidably installed in the inclined grooves 73, the guide roller sliding blocks 72 slide inward to drive the corresponding insertion blocks 76 to be separated from the insertion grooves 64, then the rubber sleeve 63 can be directly slid out;

[0048] The guide roller sliding block 72 is provided with the limiting block 91, and the movable cavity 71 is provided with the limiting groove 92 in sliding cooperation with the limiting block 91, the limiting block 91 and the limiting groove 92 jointly limit the guide roller sliding block 72 to slide along the movable cavity 71.

[0049] There is a certain friction force between the rotating block 81 and the guide roller 1, when the guide roller 1 rotates, the rotating block 81 rotates synchronously.

[0050] It should be noted that, in the present document, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises a", "comprising", or "includes a", does not, without more constraints, preclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus of the present embodiments are not limited by the order of the steps or the order of the components, as described in the examples, but can include performing the steps in different order, or performing the steps concurrently, or in reverse order, or omitting one or more steps, or adding one or more steps, or adding, omitting, or combining various features of the examples described. Also, features described in relation to one example can be combined in other examples.

[0051] The embodiments of the present application described above are merely illustrative, and the present application is not limited to the above-described specific embodiments, which are merely illustrative, but not restrictive. Those skilled in the art can make many forms under the inspiration of the present application without departing from the purpose of the present application and the scope protected by the claims, which all belong to the protection of the present application.

Claims

1. An adjustable printing press guide roller comprising a guide roller and a pair of mounting plates, characterised in that, One end of a pair of mounting plates is respectively provided with a first slide rail and a second slide rail, a first adjusting block is slidably installed on the first slide rail, a second adjusting block is slidably installed on the second slide rail, both ends of the guide roller are rotatably installed on the first adjusting block and the second adjusting block, and both ends of the pair of mounting plates are provided with driving devices, and the pair of driving devices can synchronously push the first adjusting block and the second adjusting block to slide up and down.

2. An adjustable printing press guide roller according to claim 1, wherein, The driving devices each include a driving motor, a rotating screw rod, a pair of mounting blocks and a rotating block, the driving motor and the pair of mounting blocks are fixedly installed on one end of the pair of mounting plates, both ends of the rotating screw rod are rotatably installed on the pair of mounting blocks, and one end is fixedly connected with the output shaft of the driving motor, and the rotating block is fixedly installed on the first adjusting block and the second adjusting block, and the rotating block is threadedly connected with the corresponding rotating screw rod.

3. An adjustable printing press guide roller according to claim 2, wherein, The first adjusting block includes a sliding plate, a pair of adjusting plates and a connecting cylinder, the sliding plate is provided with a sliding block in sliding fit with the first slide rail, and the sliding plate is fixedly installed with the adjusting plates at both ends through the connecting cylinder, the mounting plate is provided with a first sliding groove in sliding fit with the connecting cylinder and a second sliding groove in sliding fit with the guide roller, and one end of the guide roller is rotatably installed on the pair of adjusting plates through a rolling bearing; The sliding plate is fixedly installed with the rotating block.

4. An adjustable printing press guide roller according to claim 3, wherein, The motor is fixedly installed on the adjusting plate at the outermost end of the guide roller, and the output shaft of the motor is drivingly connected with the guide roller through a belt.

5. An adjustable printing press guide roller according to claim 2, wherein, The second adjusting block includes a sliding plate, the sliding plate is provided with a mounting groove, the guide roller is rotatably installed in the mounting groove, the sliding plate is provided with a sliding block in sliding fit with the second slide rail, and the sliding plate is fixedly installed with the rotating block.

6. An adjustable printing press guide roller according to claim 1, wherein, The guide roller is slidably installed with a rubber sleeve, the rubber sleeve is provided with a plug-in groove, both ends of the guide roller are provided with movable cavities, the movable cavities are slidably installed with guide roller sliding blocks, the guide roller sliding blocks are provided with inclined grooves, the inclined grooves are slidably installed with inclined blocks, the movable cavities are provided with connecting grooves, the connecting grooves are slidably installed with plug-in blocks, one end of the plug-in block is fixedly connected with the corresponding inclined block, and the other end is plugged into the corresponding plug-in groove; The movable cavities are provided with unlocking members, and the unlocking members can push the corresponding guide roller sliding blocks to slide.

7. An adjustable printing press guide roller according to claim 6, wherein, The unlocking member includes a rotating block, the rotating block is rotatably installed at both ends of the guide roller, the rotating block is provided with a threaded hole, and the guide roller sliding block is threadedly connected with the threaded hole.

8. An adjustable printing press guide roller according to claim 6, wherein, The guide roller sliding block is provided with a limiting block, and the movable cavity is provided with a limiting groove in sliding fit with the limiting block.

9. An adjustable printing press guide roller according to claim 6, wherein, The guide roller is provided with a butt joint strip, and the rubber sleeve is provided with a butt joint groove in sliding fit with the butt joint strip.

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