CN217226972U

CN217226972U - Axial adjustment mechanism of printing plate roller

Info

Publication number: CN217226972U
Application number: CN202221153997.0U
Authority: CN
Inventors: 陈晓安; 张全龙
Original assignee: Wuhan Dongyun Plate Making Co ltd
Current assignee: Wuhan Dongyun Plate Making Co ltd
Priority date: 2022-05-14
Filing date: 2022-05-14
Publication date: 2022-08-19
Anticipated expiration: 2032-05-14

Abstract

The utility model relates to an axial adjustment mechanism of galley roller belongs to lithography apparatus technical field. It mainly is to the problem of the easy damage of current structure, provides following technical scheme, including mounting bracket and transmission shaft, be provided with the regulation pole on the mounting bracket, the positive one end of adjusting the pole is rotated and is connected with the fly leaf, and the equal fixedly connected with in back both sides of fly leaf removes the rack, removes and overlaps on the rack to be equipped with the arc cover, and the side of removing the rack is equipped with the gear, installs the pivot on the gear, and the bottom of pivot is provided with the regulating part, the one end swing joint of transmission shaft has the connecting piece, swing joint between connecting piece and the regulating part. The utility model discloses a combination of various structures makes this device not only can carry out the axial to version roller and adjust, and this device realizes replacing the driving plate that adopts among the prior art with the mode of lug connection version roller transmission shaft through the combination that sets up adjustment mechanism and connecting piece and sets up in the mode of recess, extension adjustment mechanism's life.

Description

Axial adjustment mechanism of printing plate roller

Technical Field

The utility model relates to a lithography apparatus technical field especially relates to an axial adjustment mechanism of galley roller.

Background

In the existing printing machinery, a plate roller and a top roller are arranged on the upper side and the lower side of a printing platform, and when printing is carried out, the top roller on the lower side pushes a product to be printed (such as a film or paper) upwards and abuts against the plate roller, so that the plate roller can carry out printing operation. However, in the actual production process, the position of the printing plate on the plate roller may be set inaccurately, which may cause inaccurate printing color registration and poor printing quality.

There is a chinese patent with publication number CN216330734U, which discloses an axial adjustment mechanism for a plate roller, the plate roller has a transmission shaft disposed along the center thereof, the axial adjustment mechanism includes: a mounting frame; the central axis of the adjusting rod is parallel to the central axis of the transmission shaft and penetrates through the mounting frame, and the adjusting rod can move along the central axis of the adjusting rod relative to the mounting frame; the transmission part is arranged on the adjusting rod, is in linkage fit with the adjusting rod and is directly or indirectly matched with the transmission shaft, so that when the adjusting rod moves, the transmission part enables the printing roller to move along the axial direction of the printing roller; the adjusting wheel is connected with the adjusting rod and can drive the adjusting rod to move relative to the mounting frame; the transmission part is indirectly matched with the transmission shaft, and a transmission disc matched with the transmission shaft is arranged on the transmission part. The utility model discloses an axial adjustment mechanism of version roller, its structural design is reasonable, can make version roller adjust in the axial to make the printing more even, the printing quality is high.

Although the technical solution in the above-mentioned comparison document solves some problems, it still has the following drawbacks:

the adjusting mechanism in the equipment realizes the position adjustment of the transmission shaft and even the plate roller by means of the contact between the transmission disc and the transmission shaft groove, the contact area between the transmission disc and the groove is limited, the contact position is the edge area of the transmission disc, and then the stress point adjusted in the use process easily causes the transmission disc to be damaged or the groove to be deformed, so that the service life of the transmission disc is influenced.

Therefore, how to process the printing equipment is a technical problem which needs to be solved by the technical personnel in the field at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an axial adjustment mechanism of galley roller to the problem that exists among the background art.

The technical scheme of the utility model: the utility model provides an axial adjustment mechanism of galley roller, includes mounting bracket and transmission shaft, be provided with the regulation pole on the mounting bracket, the positive one end of adjusting the pole is rotated and is connected with the fly leaf, and the equal fixedly connected with in back both sides of fly leaf removes the rack, removes the cover on the rack and is equipped with the arc cover, and the side of removing the rack is equipped with the gear, installs the pivot on the gear, and the bottom of pivot is provided with the regulating part, the one end swing joint of transmission shaft has the connecting piece, swing joint between connecting piece and the regulating part.

Preferably, the mounting bracket includes that fixed plate and symmetry set up the supporting leg on the fixed plate, the through hole has been seted up at the middle part of fixed plate, and the back of through hole is provided with the interior line section of thick bamboo that is located on the fixed plate, adjust pole threaded connection in an interior line section of thick bamboo.

Preferably, the two sides of the through hole are provided with grooves located on the fixing plate, and one end, far away from the moving rack, of the arc-shaped sleeve is fixedly connected to the inner wall of each groove.

Preferably, the rotating shaft is sleeved with a supporting rod, and one end of the back of the supporting rod is fixedly connected to the inner wall of the groove.

Preferably, the adjusting part comprises a swing rod arranged at the bottom end of the rotating shaft, and a cavity sleeve is welded at the bottom of the swing rod.

Preferably, the connecting piece comprises a connecting plate, a movable sleeve and a sliding rod, the movable sleeve is arranged on the wall of the front shell of the connecting plate, and the movable sleeve is sleeved on the transmission shaft.

Preferably, the connecting plate is symmetrically provided with sliding grooves, the sliding rods are connected in the sliding grooves in a sliding mode, and the sliding rods are connected with the cavity sleeve through bolts.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the device can axially adjust the printing roller through the combination of various structures, and the device can replace the mode that a transmission disc is arranged in a groove in the prior art by directly connecting the transmission shaft of the printing roller through the combination of the adjusting mechanism and the connecting piece, so that the service life of the adjusting mechanism is prolonged.

Drawings

Fig. 1 shows a schematic perspective view of an embodiment of the present invention;

fig. 2 is a schematic perspective view of a second embodiment of the present invention;

fig. 3 is a perspective view of the connecting member and the adjusting member of fig. 1.

Reference numerals: 1. a mounting frame; 2. adjusting a rod; 3. a movable plate; 4. moving the rack; 5. an arc-shaped sleeve; 6. a gear; 7. a rotating shaft; 8. an adjustment member; 81. a swing rod; 82. a cavity sleeve; 9. a connecting member; 91. a connecting plate; 92. a movable sleeve; 93. a slide bar; 10. a drive shaft.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1, the utility model provides an axial adjustment mechanism of galley roller, including mounting bracket 1 and transmission shaft 10, be provided with on the mounting bracket 1 and adjust pole 2, the positive one end of adjusting pole 2 is rotated and is connected with fly leaf 3, the equal fixedly connected with in back both sides of fly leaf 3 removes rack 4, it is equipped with arc cover 5 to remove the cover on the rack 4, and the side of removing rack 4 is equipped with gear 6, install pivot 7 on the gear 6, the bottom of pivot 7 is provided with regulating part 8, the one end swing joint of transmission shaft 10 has connecting piece 9, swing joint between connecting piece 9 and the regulating part 8.

In this embodiment, the mounting frame 1, the adjusting rod 2, the movable plate 3, the movable rack 4, the arc-shaped sleeve 5, the gear 6, the rotating shaft 7 and the adjusting member 8 form an adjusting mechanism.

The working principle of the axial adjusting mechanism of the printing roller based on the first embodiment is that when the printing roller needs to be axially adjusted, the adjusting rod 2 is rotated, the moving rod 2 moves to drive the moving plate 3 to move in position, the moving rack 4 moves due to the movement of the moving plate 3, the moving rack 4 is in meshing transmission with the gear 6 to drive the rotating shaft 7 to rotate, the moving of the rotating shaft 7 further drives the adjusting piece 8 to move, and the connecting piece 9 drives the transmission shaft 10 to move in position due to the movement of the adjusting piece 8, so that the axial adjustment of the printing roller is realized.

Example two

As shown in fig. 1-2, the utility model provides an axial adjustment mechanism of galley roller compares in embodiment one, and this embodiment still includes: mounting bracket 1 includes that fixed plate and symmetry set up the supporting leg on the fixed plate, the through hole has been seted up at the middle part of fixed plate, the back of through hole is provided with an interior line section of thick bamboo that is located on the fixed plate, adjust 2 threaded connection of pole in an interior line section of thick bamboo, the recess that is located on the fixed plate is seted up to the both sides of through hole, the arc cover 5 is kept away from the one end fixed connection that removes rack 4 on the inner wall of recess, the cover is equipped with branch on the pivot 7, the back one end also fixed connection of branch is on the inner wall of recess.

In this embodiment, the surface of adjusting pole 2 is provided with the screw thread, and then adjusts the screw thread between pole 2 and the interior line section of thick bamboo, and the one end of adjusting pole 2 and keeping away from fly leaf 3 is provided with the handle, conveniently adjusts it.

In this embodiment, sliding connection between the movable rack 4 and the arc sleeve 5 further realizes the guiding of the movement of the movable plate 3, and the tooth edge on the movable rack 4 is located outside the arc sleeve 5, so that the movable rack 4 and the gear 6 are conveniently engaged for transmission.

EXAMPLE III

As shown in fig. 3, compared with the first embodiment or the second embodiment, the axial adjustment mechanism for a printing roller of the present invention further includes: the adjusting part 8 comprises a swing rod 81 arranged at the bottom end of the rotating shaft 7, a cavity sleeve 82 is welded at the bottom of the swing rod 81, the connecting part 9 comprises a connecting plate 91, a movable sleeve 92 and a sliding rod 93, the movable sleeve 92 is arranged on the front shell wall of the connecting plate 91, the movable sleeve 92 is sleeved on the transmission shaft 10, sliding grooves are symmetrically formed in the connecting plate 91, the sliding rod 93 is connected in the sliding grooves in a sliding mode, and the sliding rod 93 is connected with the cavity sleeve 82 through bolts.

In this embodiment, the bottom end of the sliding rod 93 is provided with a protruding block, which facilitates the adjustment of the position of the sliding rod 93 by a worker during the assembly process of the connecting member 9 and the adjusting member 8.

According to the working principle, when the adjusting piece 8 and the connecting piece 9 are assembled, the cavity sleeve 82 on the adjusting piece 8 and the sliding rod 93 in the connecting piece 9 are sleeved respectively, and then are fixedly connected through bolts, so that the adjusting piece 8 and the connecting piece 9 are assembled.

The above embodiments are merely some preferred embodiments of the present invention, and many alternative modifications and combinations can be made to the above embodiments by those skilled in the art based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. The utility model provides an axial adjustment mechanism of galley roller, includes mounting bracket (1) and transmission shaft (10), be provided with on mounting bracket (1) and adjust pole (2), its characterized in that: the utility model discloses a gear adjusting device, including adjusting pole (2), the equal fixedly connected with in back both sides of adjusting pole (2) is connected with fly leaf (3) in the rotation, and the equal fixedly connected with in back both sides of fly leaf (3) removes rack (4), removes rack (4) and goes up the cover and is equipped with arc cover (5), and the side of just removing rack (4) is equipped with gear (6), installs pivot (7) on gear (6), and the bottom of pivot (7) is provided with regulating part (8), the one end swing joint of transmission shaft (10) has connecting piece (9), swing joint between connecting piece (9) and regulating part (8).

2. The axial adjustment mechanism for a printing plate roller according to claim 1, characterized in that: mounting bracket (1) includes that fixed plate and symmetry set up the supporting leg on the fixed plate, the through hole has been seted up at the middle part of fixed plate, and the back of through hole is provided with the interior line section of thick bamboo that is located on the fixed plate, adjust pole (2) threaded connection in an interior line section of thick bamboo.

3. The axial adjustment mechanism for a printing plate roller according to claim 2, characterized in that: the two sides of the through hole are provided with grooves located on the fixing plate, and one end, far away from the movable rack (4), of the arc-shaped sleeve (5) is fixedly connected to the inner wall of each groove.

4. The axial adjustment mechanism for a printing plate roller according to claim 3, characterized in that: the rotating shaft (7) is sleeved with a supporting rod, and one end of the back of the supporting rod is fixedly connected to the inner wall of the groove.

5. The axial adjustment mechanism for a printing plate roller according to claim 1, characterized in that: the adjusting piece (8) comprises a swing rod (81) arranged at the bottom end of the rotating shaft (7), and a cavity sleeve (82) is welded at the bottom of the swing rod (81).

6. The axial adjustment mechanism for a printing plate roller according to claim 5, characterized in that: the connecting piece (9) comprises a connecting plate (91), a movable sleeve (92) and a sliding rod (93), wherein the movable sleeve (92) is arranged on the wall of the front side shell of the connecting plate (91), and the movable sleeve (92) is sleeved on the transmission shaft (10).

7. The axial adjustment mechanism for a printing plate roller according to claim 6, characterized in that: the connecting plate (91) is symmetrically provided with sliding grooves, the sliding rod (93) is connected in the sliding grooves in a sliding mode, and the sliding rod (93) is connected with the cavity sleeve (82) through a bolt.