CN216373755U

CN216373755U - Gravure printing roller convenient to overhaul

Info

Publication number: CN216373755U
Application number: CN202122873382.7U
Authority: CN
Inventors: 张曙; 苏江波; 张海龙; 蔡孟虎
Original assignee: Longyou Yunshen Plate Making Co ltd
Current assignee: Longyou Yunshen Plate Making Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-04-26
Anticipated expiration: 2031-11-23

Abstract

A gravure printing roller convenient to overhaul belongs to the field of gravure printing rollers and aims to solve the problems that the printing roller is difficult to disassemble and low in printing efficiency due to long-time halt; the gravure printing roller is in a hollow cylindrical shape, a rotating shaft penetrates through the middle of the gravure printing roller in the front-back direction, the front end of the rotating shaft is connected with a driven gear in a clamping mode, the front end and the back end of the gravure printing roller are both connected with printing roller connecting discs, and ball bearings are sleeved on the outer sides of the printing roller connecting discs; this gravure roll convenient to overhaul is through the mode that adopts modular assembly, reduce the complexity when overhauing the change, and the accessible is changed printing roll and is reduced the influence to printing production, through printing roller connection pad on the joint of both ends around the gravure roll, then connect the printing roller connection pad left end at gravure roll both ends at the top of two sliding support, improve the dismantlement convenience of gravure roll with this, be favorable to dismantling the maintenance fast to the gravure roll, conveniently clear up the jam phenomenon in the gravure roll.

Description

Gravure printing roller convenient to overhaul

Technical Field

The utility model relates to the technical field of gravure printing rollers, in particular to a gravure printing roller convenient to overhaul.

Background

Intaglio printing, called gravure for short, is a direct printing method, and directly imprints the ink contained in the intaglio pit on the printing stock, the gradation of the printed picture is determined by the size and depth of the pit, if the pit is deeper, the contained ink is more, and the ink layer left on the printed matter after impressing is thicker; on the contrary, if the pit is shallow, the contained ink amount is less, the ink layer left on the printed matter after stamping is thinner, and the existing gravure printing roller is difficult to disassemble by being fixed on the frame, so that the long-time shutdown disassembly work is needed when the gravure printing roller is overhauled, the printing work needs to be stopped for a long time, and the printing efficiency is greatly influenced.

Therefore, the gravure roller is researched and improved aiming at the existing structure and defects, and is convenient to overhaul, so that the aim of higher practical value is fulfilled.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a gravure roller convenient to overhaul, and the gravure roller is used for solving the problems that the existing gravure roller in the background art is difficult to disassemble due to the fact that the existing gravure roller is fixed on a frame, long-time halt and disassembly work is needed during overhauling of the gravure roller, so that printing work is stopped for a long time, and printing efficiency is greatly influenced.

The utility model relates to a gravure roller convenient to overhaul, which has the purpose and the effect and is achieved by the following specific technical means:

the gravure printing roller convenient to overhaul comprises a gravure printing roller;

the gravure printing roller is in a hollow cylindrical shape, a rotating shaft penetrates through the middle of the gravure printing roller in the front-back direction, the front end of the rotating shaft is connected with a driven gear in a clamping mode, printing roller connecting discs are connected to the front end and the back end of the gravure printing roller, ball bearings are sleeved on the outer sides of the printing roller connecting discs, and the printing roller connecting discs and the ball bearings are rotatably connected to the top of the sliding support; the bottom of the sliding support is connected to the top of the underframe in a sliding manner; and the driving motor is arranged on the platform on one side of the sliding support.

Furthermore, the clamping plates are welded on the outer walls of the front side and the rear side of the gravure printing roller, six limiting holes are formed in the outer walls of the front side and the rear side of the gravure printing roller, a threaded connecting groove is formed in the inner side wall of the front end of the rotating shaft, a fixing bolt is connected to the threaded connecting groove, and three inserting holes are formed in the front side wall of the fixing bolt.

Furthermore, the rotating shaft is connected to the inner side wall of the gravure printing roller through three groups of connecting columns, and three connecting columns are arranged in an annular array.

Furthermore, the printing roller connecting discs are symmetrically provided with two, the opposite side walls of the two printing roller connecting discs are provided with annular connecting clamping grooves, the connecting clamping grooves are inserted outside the clamping plates of the gravure printing roller, the opposite side walls of the two printing roller connecting discs are welded with six limiting columns in an annular array mode, the limiting columns are inserted into limiting holes in the front side wall and the rear side wall of the gravure printing roller, and the rear end of the rear side printing roller connecting disc is connected with an ink tube.

Further, the sliding support is the L type, and the sliding support symmetry is provided with two, and the bearing groove that runs through is seted up at the relative lateral wall top of two sliding supports, and the bottom of sliding support is provided with threaded connection pipe, is connected with two-way screw rod in the threaded connection pipe, and two-way screw rod rotates to be connected in the middle of the chassis department.

Furthermore, a gear clamping groove is formed in the outer side wall of the front end of the rotating shaft, the driven gear is connected to the gear clamping groove through a clamping block on the inner side wall, and the front side wall of the driven gear is attached to the rear side wall of the fixing bolt.

Furthermore, a driving gear is welded on a driving shaft of the driving motor and is in transmission connection with the driven gear through a rack belt.

Compared with the prior structure, the utility model has the following beneficial effects:

1. according to the utility model, the complexity of maintenance and replacement is reduced by adopting a modular assembly mode, the influence on printing production can be reduced by replacing the printing roller, the printing roller connecting discs are clamped at the front end and the rear end of the gravure printing roller, and then the left ends of the printing roller connecting discs at the two ends of the gravure printing roller are connected to the tops of the two sliding supports, so that the convenience for disassembling the gravure printing roller is improved, the quick disassembly and maintenance of the gravure printing roller are facilitated, and the blockage phenomenon in the gravure printing roller is conveniently cleaned.

Drawings

FIG. 1 is a schematic view of the front left side of the present invention;

FIG. 2 is a schematic view of the overall split structure of the present invention;

FIG. 3 is an enlarged view of the structure at A of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the overall cutaway structure of the present invention;

FIG. 5 is a sectional structure diagram of the sliding support at the front side of the gravure printing roller;

FIG. 6 is a sectional structure diagram of the sliding support at the rear side of the gravure printing roller.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a gravure roll; 101. a rotating shaft; 10101. a gear slot; 10102. connecting grooves by screw threads; 102. clamping a plate; 103. a limiting hole; 2. a printing roller connecting disc; 201. a connecting clamping groove; 202. a limiting column; 3. a ball bearing; 4. an ink tube; 5. a sliding support; 501. a bearing groove; 6. a chassis; 7. a bidirectional screw; 8. a driven gear; 801. a clamping block; 9. fixing the bolt; 10. a drive motor; 1001. a drive gear; 11. toothed belt.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 6:

the utility model provides a gravure printing roller convenient to overhaul, which comprises: a gravure roll 1;

referring to fig. 1 and 2, an intaglio printing roller 1 is in a hollow cylindrical shape, a rotating shaft 101 is connected in the middle of the intaglio printing roller 1 in a front-back direction in a penetrating manner, a driven gear 8 is connected to the front end of the rotating shaft 101 in a clamping manner, printing roller connecting discs 2 are connected to the front end and the back end of the intaglio printing roller 1, ball bearings 3 are sleeved on the outer sides of the printing roller connecting discs 2, and the printing roller connecting discs 2 and the ball bearings 3 are rotatably connected to the top of a sliding support 5; the bottom of the sliding support 5 is connected to the top of the bottom frame 6 in a sliding manner; driving motor 10, driving motor 10 installs on the platform of sliding support 5 one side, and concrete effect, gravure printing roller 1 is connected at two sliding support 5 through the printing roller connection pad 2 of both sides around, fixes gravure printing roller 1 and printing roller connection pad 2 through sliding support 5 to the convenience is dismantled gravure printing roller 1, is convenient for increase the convenience when gravure printing roller 1 overhauls.

Referring to fig. 2 and 3, clamping plates 102 are welded on the outer walls of the front side and the rear side of the gravure roll 1, six limiting holes 103 are formed in the outer walls of the front side and the rear side of the gravure roll 1, a rotating shaft 101 is connected to the inner side wall of the gravure roll 1 through three groups of connecting columns, three connecting columns are arranged in an annular array, a gear clamping groove 10101 is formed in the outer side wall of the front end of the rotating shaft 101, a driven gear 8 is connected to the gear clamping groove 10101 through a clamping block 801 on the inner side wall, the front side wall of the driven gear 8 is attached to the rear side wall of a fixing bolt 9, a threaded connecting groove 10102 is formed in the inner side wall of the front end of the rotating shaft 101, a fixing bolt 9 is connected to the threaded connecting groove 10102, three insertion holes are formed in the front side wall of the fixing bolt 9, and specifically, the driven gear 8 is fixed at the front end of the rotating shaft 101 through the gear clamping groove 10101 formed in the rotating shaft 101, and then the driven gear 8 is locked at the front end of the rotating shaft 101 through the fixing bolt 9, avoid driven gear 8 to drop, also can improve gravure printing roller 1 and dismantle the convenience, be convenient for overhaul gravure printing roller 1.

Referring to fig. 2 and 6, the two printing roller connecting discs 2 are symmetrically arranged, the two opposite side walls of the two printing roller connecting discs 2 are provided with annular connecting clamping grooves 201, the connecting clamping grooves 201 are inserted outside the clamping plates 102 of the gravure roller 1, the two opposite side walls of the two printing roller connecting discs 2 are welded with six limiting columns 202 in an annular array mode, the limiting columns 202 are inserted into the limiting holes 103 in the front and rear side walls of the gravure roller 1, the rear end of the rear side printing roller connecting disc 2 is connected with the ink tube 4, and the two printing roller connecting discs 2 are respectively clamped in the clamping plates 102 and the limiting holes 103 in the front and rear side walls of the gravure roller 1 through the connecting clamping grooves 201 and the limiting columns 202.

Referring to fig. 2 and 5, sliding bracket 5 is the L type, sliding bracket 5 symmetry is provided with two, the bearing groove 501 that runs through is seted up at two sliding bracket 5 relative lateral wall tops, sliding bracket 5's bottom is provided with threaded connection pipe, be connected with two-way screw rod 7 in the threaded connection pipe, two-way screw rod 7 rotates and connects in the middle of chassis 6, concrete effect, move to opposite direction through rotating two-way screw rod 7 control two sliding bracket 5, thereby make two sliding bracket 5 carry out the antiport at chassis 6, alright take off with gravure roll 1 whole from sliding bracket 5, reduce the complexity of dismouting, and the maintenance efficiency is improved.

Referring to fig. 2 and 5, a driving gear 1001 is welded on a driving shaft of the driving motor 10, the driving gear 1001 is in transmission connection with the driven gear 8 through a rack belt 11, and specifically, the driving gear 1001 on the driving shaft of the driving motor 10 drives the driven gear 8 to rotate through the rack belt 11, so as to drive the gravure printing roller 1 to perform roll printing.

The specific use mode and function of the embodiment are as follows:

when the gravure roller convenient to overhaul is used, firstly, the two printing roller connecting discs 2 are respectively clamped in the clamping plates 102 and the limiting holes 103 of the front side wall and the rear side wall of the gravure roller 1 through the connecting clamping grooves 201 and the limiting columns 202, then the ball bearings 3 are sleeved on the opposite side walls of the two printing roller connecting discs 2, then the front end and the rear end of the gravure roller 1 are inserted in the two sliding supports 5, the two sliding supports 5 are controlled to be close by rotating the bidirectional screw 7, the gravure roller 1 and the printing roller connecting discs 2 are rotated through the sliding supports 5, then the driven gear 8 is fixed in the gear clamping groove 10101 at the front end of the rotating shaft 101, then the fixing bolt 9 is connected at the front end of the rotating shaft 101, and finally the driving motor 10 is in transmission connection with the driven gear 8 through the rack belt 11.

In summary, although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments or equivalent substitutions for some technical features, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A gravure roll convenient to overhaul, includes: a gravure roll (1);

the method is characterized in that: the gravure printing roller (1) is in a hollow cylindrical shape, a rotating shaft (101) penetrates through the middle of the gravure printing roller (1) from front to back, a driven gear (8) is connected to the front end of the rotating shaft (101) in a clamping mode, the front end and the back end of the gravure printing roller (1) are both connected with printing roller connecting discs (2), ball bearings (3) are sleeved on the outer sides of the printing roller connecting discs (2), and the printing roller connecting discs (2) and the ball bearings (3) are rotatably connected to the top of a sliding support (5); the bottom of the sliding support (5) is connected to the top of the bottom frame (6) in a sliding manner; the driving motor (10), driving motor (10) are installed on the platform on one side of sliding support (5).

2. The gravure roll for easy maintenance according to claim 1, wherein: the gravure roll is characterized in that clamping plates (102) are welded on the outer walls of the front side and the rear side of the gravure roll (1), six limiting holes (103) are formed in the outer walls of the front side and the rear side of the gravure roll (1), a threaded connecting groove (10102) is formed in the inner wall of the front end of a rotating shaft (101), a fixing bolt (9) is connected onto the threaded connecting groove (10102), and three inserting holes are formed in the front side wall of the fixing bolt (9).

3. The gravure roll for easy maintenance according to claim 1, wherein: the rotating shaft (101) is connected to the inner side wall of the gravure printing roller (1) through three groups of connecting columns, and three connecting columns are arranged in an annular array.

4. The gravure roll for easy maintenance according to claim 1, wherein: the printing roller connecting discs (2) are symmetrically provided with two printing roller connecting discs, the opposite side walls of the two printing roller connecting discs (2) are provided with annular connecting clamping grooves (201), the connecting clamping grooves (201) are inserted in the outer sides of clamping plates (102) of gravure rollers (1), the opposite side walls of the two printing roller connecting discs (2) are welded with six limiting columns (202) in an annular array mode, the limiting columns (202) are inserted into limiting holes (103) in the front side wall and the rear side wall of the gravure roller (1), and the rear end of the rear side printing roller connecting disc (2) is connected with an ink tube (4).

5. The gravure roll for easy maintenance according to claim 1, wherein: sliding bracket (5) are the L type, and sliding bracket (5) symmetry is provided with two, and bearing groove (501) that run through is seted up at the relative lateral wall top of two sliding bracket (5), and the bottom of sliding bracket (5) is provided with threaded connection pipe, is connected with two-way screw rod (7) in the threaded connection pipe, and department in the middle of chassis (6) is connected in two-way screw rod (7) rotation.

6. The gravure roll for easy maintenance according to claim 1, wherein: gear clamping groove (10101) are seted up in pivot (101) front end lateral wall, driven gear (8) are connected in gear clamping groove (10101) through fixture block (801) on the inside wall, and the preceding lateral wall and fixing bolt (9) rear side wall of driven gear (8) are laminated mutually.

7. The gravure roll for easy maintenance according to claim 1, wherein: a driving gear (1001) is welded on a driving shaft of the driving motor (10), and the driving gear (1001) is in transmission connection with the driven gear (8) through a rack belt (11).