CN219486848U

CN219486848U - Fixed adjustment mechanism of plate cylinder

Info

Publication number: CN219486848U
Application number: CN202223590776.2U
Authority: CN
Inventors: 成立俭
Original assignee: Qingdao Gbs Machinery Manufacturing Co ltd
Current assignee: Qingdao Gbs Machinery Manufacturing Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-08-08
Anticipated expiration: 2032-12-29

Abstract

The utility model relates to the field of plate cylinders, and discloses a fixed adjusting mechanism of a plate cylinder, which comprises an adjusting seat, wherein two sides of the bottom end of the adjusting seat are fixedly connected with a fixed bottom plate, the top end of one side of the fixed bottom plate is movably connected with a fastening bolt, the upper part of the adjusting seat is movably connected with a bearing seat, one side of the bearing seat is rotatably connected with a rotating rod, and one side of the rotating rod is fixedly connected with a plate cylinder body. This fixed adjustment mechanism of plate cylinder drives ball through starting miniature servo motor and rotates for ball screw piece steady removal drives the alignment jig and reciprocates, and then makes the bearing frame reciprocate the upper and lower altitude mixture control that drives the plate cylinder body, and the cooperation of ball screw and ball screw piece can make the bearing frame reciprocate the precision higher, is convenient for the altitude mixture control to the plate cylinder body, avoids the inconvenience of its regulation after the installation, improves its practicality.

Description

Fixed adjustment mechanism of plate cylinder

Technical Field

The utility model relates to the field of plate cylinders, in particular to a fixed adjusting mechanism of a plate cylinder.

Background

The plate cylinder is a cylindrical plate or a supporting body thereof on a printing machine, and the development of the society at present ensures that the printing machine has huge use requirement at present, thereby promoting the development of the plate cylinder industry, and the printing machine can cause certain offset errors due to installation errors or impact abrasion in the use process in the installation and use process, but is inconvenient to adjust after being installed and fixed.

In the chinese utility model patent: a plate cylinder adjustment apparatus of the authorized publication number CN207044882U, comprising: the device comprises a drum shaft, a bearing seat, an adjusting component and a power component; the roller shaft is movably arranged in the bearing seat and can freely rotate in the bearing seat; the bearing seat is fixedly connected with the adjusting component, and the movement of the adjusting component can drive the position of the bearing seat to move; the power component is in transmission connection with the adjusting component and is used for driving the adjusting component to move. The bearing seat is fixedly connected with the adjusting component, the adjusting component is in transmission connection with the power component, and when the power component is started, the power component drives the adjusting component to move so as to drive the bearing seat to move together, thereby realizing the adjustment of the plate cylinder. The utility model also provides gravure inking equipment which comprises the plate cylinder adjusting device.

The following problems exist in the prior art:

1. fixed adjustment mechanism among the prior art, inconvenient quick altitude mixture control, its altitude mixture control precision is relatively poor, and inconvenient accurate regulation is carried out according to actual conditions, and then leads to its regulation to use comparatively loaded down with trivial details inconvenient, influences subsequent printing precision.

2. Fixed adjustment mechanism among the prior art, inconvenient locking is handled, and it adopts bolt and printing machine to install fixedly generally, but bolt fastening can take place the screw thread after long-term use and become flexible, and then easily leads to the printing plate cylinder installation to appear the error because of becoming flexible, influences subsequent printing precision.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a fixed adjusting mechanism of a plate cylinder, which has the advantages of being convenient for quick height adjustment, being convenient for anti-loosening treatment and the like, and solves the problems in the prior art.

(II) technical scheme

In order to achieve the purposes of being convenient for quick height adjustment and convenient for anti-loosening treatment, the utility model provides the following technical scheme: the utility model provides a fixed adjustment mechanism of plate cylinder, includes the adjustment seat, the both sides fixedly connected with PMKD of adjustment seat bottom, the top swing joint of PMKD one side has fastening bolt, the lower extreme swing joint of the inside one side of PMKD has locking structure, the inside swing joint of adjustment seat has the regulation structure, the top swing joint of adjustment seat has the bearing frame, one side rotation of bearing frame is connected with the bull stick, one side fixedly connected with plate cylinder body of bull stick.

The adjusting structure comprises a miniature servo motor, the miniature servo motor is fixedly connected to the middle position of the bottom end of an adjusting seat, the output end of the miniature servo motor is fixedly connected with a ball screw which extends to the inside of the adjusting seat through a coupler, the surface of the ball screw is connected with a ball screw block, two sides of the ball screw block are fixedly connected with adjusting frames, one side top of the adjusting frames extends to the outside of the adjusting seat and is fixedly connected with the bottom end of a bearing seat, the ball screw is driven to rotate by starting the miniature servo motor, the ball screw block is stably moved to drive the adjusting frames to slide up and down, and then the bearing seat is enabled to move up and down to drive the up-and-down height adjustment of a plate cylinder body, inconvenience in adjustment of the plate cylinder body after installation is avoided, and practicality of the plate cylinder body is improved.

Preferably, the shape of the adjusting frame is L-shaped, and a welding integrated structure is formed between the top end of one side of the adjusting frame and the bottom end of the bearing seat, so that the mechanical strength of the connection of the adjusting frame and the bearing seat is higher, and the connection tightness and firmness of the adjusting frame and the bearing seat are ensured.

Preferably, the limiting groove is formed in the inner side wall of the adjusting seat, and a limiting block matched with the limiting groove is fixedly connected to the lower end of one side of the adjusting frame, so that the adjusting frame can slide up and down more stably.

Preferably, a sliding structure is formed between the limiting block and the inside of the limiting groove, and the top views of the limiting block and the limiting groove are isosceles trapezoids, so that the sliding stability of the limiting block and the limiting groove is improved.

Preferably, the locking structure that moves includes the reservation groove, the lower extreme in inside one side of PMKD is seted up to the reservation groove, and the inside wall fixedly connected with reset spring of reservation groove, one side fixedly connected with sliding block of reset spring, and sliding block one side fixedly connected with extends to the outside connecting plate of PMKD, one side fixedly connected with locating piece of connecting plate is fixed PMKD through fastening bolt with the PMKD installation in printer suitable position department, later utilizes reset spring's elasticity for the sliding block slides and drives the connecting plate and remove, and then makes the locating piece remove to paste to fastening bolt's surface, and then can avoid the screw thread of fastening bolt possible to become flexible, guarantees firm stability after the PMKD installation.

Preferably, one side fixedly connected with shifting block on locating piece top, and be welding integrated structure between the bottom of shifting block and the locating piece top, the staff of being convenient for more conveniently drives the locating piece through the shifting block and removes.

Preferably, the shape of locating piece is the type of falling L, and laminating mutually between locating piece inner wall and the top on fastening bolt surface, carries out spacing compaction to fastening bolt one side upper end and its top, improves the effect to fastening bolt locking loose compaction.

Preferably, the bottom of the fixed bottom plate is provided with anti-skid patterns, and the anti-skid patterns are in a wave shape, so that the contact friction between the bottom of the fixed bottom plate and the inside of the printer is increased conveniently.

Advantageous effects

Compared with the prior art, the utility model provides a fixed adjusting mechanism of a plate cylinder, which has the following beneficial effects:

1. this fixed adjustment mechanism of plate cylinder, through the regulating seat and the regulation structure that set up, drive ball through starting miniature servo motor and rotate, utilize the screw-thread fit of ball and ball screw piece, make ball screw piece steady removal drive the alignment jig slide from top to bottom, and then make the bearing frame reciprocate the upper and lower altitude mixture control that drives the plate cylinder body, and the cooperation of ball screw and ball screw piece can make the bearing frame reciprocate the precision higher, and it is more convenient to adjust, avoid its inconvenient of adjusting after the installation, and then can guarantee the precision of follow-up plate cylinder body rotation printing, improve its practicality, thereby the inconvenient high altitude mixture control's problem has been solved.

2. This fixed adjustment mechanism of plate cylinder, through the locking structure that moves that sets up, install fixed baseplate through fastening bolt and fix in printing machine suitable position department, afterwards utilize reset spring's elasticity, make the sliding block slide drive the connecting plate remove, and then make the locating piece remove paste to fastening bolt's surface, and through the locating piece of falling L type, can carry out spacing compaction to fastening bolt one side upper end and its top, and then can avoid fastening bolt possible screw thread to become flexible, firm stability after guaranteeing the fixed baseplate installation, and then can avoid leading to the fixed baseplate installation unstable because of the screw thread is flexible, and then cause the error after the plate cylinder body is installed, the printing error when leading to follow-up its use, thereby the problem of inconvenient locking processing has been solved.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic side sectional view of the present utility model;

FIG. 3 is a schematic perspective view of the adjusting frame of the present utility model;

FIG. 4 is a schematic view of a partially enlarged structure of an adjusting seat of the present utility model;

fig. 5 is an enlarged schematic view of the structure of fig. 4 a according to the present utility model.

In the figure: 1. a plate cylinder body; 2. a rotating rod; 3. an adjusting seat; 4. an anti-loosening structure; 401. a return spring; 402. a reserved groove; 403. a sliding block; 404. a connecting plate; 405. a positioning block; 406. a shifting block; 5. a fastening bolt; 6. an adjustment structure; 601. a miniature servo motor; 602. an adjusting frame; 603. a ball screw; 604. a limiting block; 605. a ball screw block; 606. a limit groove; 7. a fixed bottom plate; 8. a bearing seat; 9. anti-skid lines.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

A preferred embodiment of a plate cylinder fixed adjustment mechanism provided by the present utility model is shown in fig. 1-5: the utility model provides a fixed adjustment mechanism of plate cylinder, including adjusting seat 3, the both sides fixedly connected with PMKD 7 of adjusting seat 3 bottom, the top swing joint of PMKD 7 one side has fastening bolt 5, the lower extreme swing joint of the inside one side of PMKD 7 has locking structure 4, the inside swing joint of adjusting seat 3 has adjusting structure 6, the top swing joint of adjusting seat 3 has bearing frame 8, one side rotation of bearing frame 8 is connected with bull stick 2, one side fixedly connected with plate cylinder body 1 of bull stick 2.

The adjusting structure 6 comprises a micro servo motor 601, the micro servo motor 601 is fixedly connected to the middle position of the bottom end of an adjusting seat 3, the output end of the micro servo motor 601 is fixedly connected with a ball screw 603 extending to the inside of the adjusting seat 3 through a coupler, the surface of the ball screw 603 is connected with a ball screw 605, two sides of the ball screw 605 are fixedly connected with an adjusting frame 602, one side top of the adjusting frame 602 extends to the outside of the adjusting seat 3 and is fixedly connected with the bottom end of a bearing seat 8, the ball screw 603 is driven to rotate by starting the micro servo motor 601, the ball screw 603 and the ball screw 605 are matched with each other through threads, the ball screw 605 stably moves to drive the adjusting frame 602 to slide up and down, and then the bearing seat 8 is enabled to move up and down to drive the up and down height adjustment of a plate cylinder body 1, so that inconvenience in adjustment of the plate cylinder body after installation is avoided.

In this embodiment, the shape of the adjusting frame 602 is L-shaped, and a welding integrated structure is formed between the top end of one side of the adjusting frame 602 and the bottom end of the bearing seat 8, and the mechanical strength of the connection between the top end of one side of the L-shaped adjusting frame 602 and the bottom end of the bearing seat 8 is higher, so that the connection between the top end and the bottom end of the bearing seat 8 is tightly and firmly ensured.

In this embodiment, the inner side wall of the adjusting seat 3 is provided with a limiting groove 606, and the lower end of one side of the adjusting frame 602 is fixedly connected with a limiting block 604 matched with the limiting groove 606, and the limiting block 604 slides inside the limiting groove 606, so that the up-and-down sliding of the adjusting frame 602 is more stable.

In this embodiment, a sliding structure is formed between the stopper 604 and the inside of the limiting groove 606, and the top views of the stopper 604 and the limiting groove 606 are isosceles trapezoids, so that the sliding stability of the stopper 604 and the limiting groove 606 is further improved through the sliding between the stopper 604 and the limiting groove 606.

Example 2

On the basis of embodiment 1, a preferred embodiment of the fixing and adjusting mechanism for a plate cylinder according to the present utility model is shown in fig. 1 to 5: the anti-loosening structure 4 comprises a reserved groove 402, the reserved groove 402 is formed in the lower end of one side of the inside of the fixed bottom plate 7, the inner side wall of the reserved groove 402 is fixedly connected with a reset spring 401, one side of the reset spring 401 is fixedly connected with a sliding block 403, one side of the sliding block 403 is fixedly connected with a connecting plate 404 extending to the outside of the fixed bottom plate 7, one side of the connecting plate 404 is fixedly connected with a positioning block 405, the elastic force of the reset spring 401 is utilized, the sliding block 403 slides to drive the connecting plate 404 to move, the positioning block 405 moves to be attached to the surface of the fastening bolt 5, the possible screw loosening of the fastening bolt 5 can be avoided, and the firm stability of the fixed bottom plate 7 after installation is guaranteed.

In this embodiment, a dial block 406 is fixedly connected to one side of the top end of the positioning block 405, and a welding integrated structure is formed between the bottom end of the dial block 406 and the top end of the positioning block 405, so that a worker can conveniently drive the positioning block 405 to move through the dial block 406 through the welded dial block 406.

In this embodiment, the shape of the positioning block 405 is inverted L, and the inner wall of the positioning block 405 is attached to the top end of the surface of the fastening bolt 5, and the upper end of one side of the fastening bolt 5 and the top end thereof can be limited and pressed by the inverted L-shaped positioning block 405, so as to improve the anti-loosening and pressing effect on the fastening bolt 5.

In addition, the bottom of the fixed bottom plate 7 is provided with the anti-skid patterns 9, the shape of the anti-skid patterns 9 is wave-shaped, and the contact friction force between the bottom of the fixed bottom plate 7 and the inside of the printer can be increased by arranging the wave-shaped anti-skid patterns 9, so that the stability after the installation of the anti-skid patterns can be increased.

When the device is used, the shifting block 406 is shifted to drive the positioning block 405 to move, the connecting plate 404 is shifted to drive the sliding block 403 to slide in the reserved groove 402 to compress the reset spring 401 to a proper position, then the fixing bottom plate 7 is installed and fixed at a proper position of the printer through the fastening bolt 5, the shifting block 406 is loosened, the sliding block 403 is shifted to drive the connecting plate 404 to move by utilizing the elasticity of the reset spring 401, the positioning block 405 is shifted to be attached to the surface of the fastening bolt 5, and the upper end and the top end of one side of the fastening bolt 5 can be limited and tightly pressed through the inverted L-shaped positioning block 405, so that possible screw loosening of the fastening bolt 5 can be avoided, the firm stability of the fixing bottom plate 7 after installation can be ensured, and the unstable installation of the fixing bottom plate 7 caused by screw loosening can be avoided, and errors after the installation of the plate cylinder body 1 can be caused;

later when need highly adjusting plate cylinder body 1, can start miniature servo motor 601 and drive ball 603 and rotate, utilize the screw-thread fit of ball 603 and ball screw 605, and utilize stopper 604 to slide in spacing groove 606 is inside, make ball screw 605 steadily remove and drive alignment jig 602 and slide from top to bottom, and then make bearing frame 8 reciprocate and drive plate cylinder body 1's upper and lower altitude mixture control, and the cooperation of ball 603 and ball screw 605 can make bearing frame 8 reciprocate the precision higher, be convenient for highly adjusting plate cylinder body 1, avoid its inconvenience of adjusting after the installation, improve its practicality.

To sum up, this fixed adjustment mechanism of plate cylinder, this mechanism can realize after the installation of plate cylinder body 1, to the accurate up-and-down adjustment of its height, avoids the inconvenience of its regulation after the installation, and then can guarantee the precision of follow-up plate cylinder body 1 rotation printing, can carry out locking spacing processing that compresses tightly to fastening bolt 5 simultaneously, avoids leading to fixed baseplate 7 installation unstable because of the screw thread is not hard up, and then causes the error after the installation of plate cylinder body 1.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fixed adjustment mechanism for a plate cylinder, comprising an adjustment seat (3), characterized in that: the anti-loosening device comprises an adjusting seat (3), wherein two sides of the bottom end of the adjusting seat (3) are fixedly connected with a fixing bottom plate (7), the top end of one side of the fixing bottom plate (7) is movably connected with a fastening bolt (5), the lower end of one side of the inside of the fixing bottom plate (7) is movably connected with an anti-loosening structure (4), the inside of the adjusting seat (3) is movably connected with an adjusting structure (6), the upper side of the adjusting seat (3) is movably connected with a bearing seat (8), one side of the bearing seat (8) is rotatably connected with a rotating rod (2), and one side of the rotating rod (2) is fixedly connected with a printing plate cylinder body (1);

the adjusting structure (6) comprises a micro servo motor (601), the micro servo motor (601) is fixedly connected to the middle position of the bottom end of the adjusting seat (3), the output end of the micro servo motor (601) is fixedly connected with a ball screw (603) extending to the inside of the adjusting seat (3) through a coupler, the surface of the ball screw (603) is in threaded connection with a ball screw block (605), two sides of the ball screw block (605) are fixedly connected with an adjusting frame (602), and one side top end of the adjusting frame (602) extends to the outside of the adjusting seat (3) and is fixedly connected with the bottom end of the bearing seat (8).

2. A plate cylinder fixed adjustment mechanism according to claim 1, wherein: the shape of the adjusting frame (602) is L-shaped, and a welding integrated structure is formed between the top end of one side of the adjusting frame (602) and the bottom end of the bearing seat (8).

3. A plate cylinder fixed adjustment mechanism according to claim 1, wherein: limiting grooves (606) are formed in the inner side walls of the adjusting seats (3), and limiting blocks (604) matched with the limiting grooves (606) are fixedly connected to the lower ends of one sides of the adjusting frames (602).

4. A plate cylinder fixed adjustment mechanism according to claim 3, wherein: a sliding structure is formed between the limiting block (604) and the inside of the limiting groove (606), and the top views of the limiting block (604) and the limiting groove (606) are isosceles trapezoids.

5. A plate cylinder fixed adjustment mechanism according to claim 1, wherein: the anti-loosening structure (4) comprises a reserved groove (402), the reserved groove (402) is formed in the lower end of one side of the inside of the fixed bottom plate (7), the inner side wall of the reserved groove (402) is fixedly connected with a reset spring (401), one side of the reset spring (401) is fixedly connected with a sliding block (403), one side of the sliding block (403) is fixedly connected with a connecting plate (404) which extends to the outside of the fixed bottom plate (7), and one side of the connecting plate (404) is fixedly connected with a positioning block (405).

6. A plate cylinder fixed adjustment mechanism according to claim 5, wherein: one side of locating piece (405) top fixedly connected with plectrum (406), and be welded integrated structure between the bottom of plectrum (406) and locating piece (405) top.

7. A plate cylinder fixed adjustment mechanism according to claim 5, wherein: the shape of the positioning block (405) is of an inverted L shape, and the inner wall of the positioning block (405) is attached to the top end of the surface of the fastening bolt (5).

8. A plate cylinder fixed adjustment mechanism according to claim 1, wherein: the bottom end of the fixed bottom plate (7) is provided with anti-skid patterns (9), and the anti-skid patterns (9) are in a wave shape.