阅读说明：本技术 一种印刷机胶辊 (Rubber roller of printing machine ) 是由 刘国庆 李学海 于 2020-07-15 设计创作，主要内容包括：本发明属于印刷设备技术领域,具体的说是一种印刷机胶辊,包括辊芯、橡胶套和支撑板；所述支撑板通过弹簧与辊芯弹性连接；所述支撑板数量为二且以辊芯轴线对称设计；所述支撑板相背一侧均为弧形设计；所述辊芯表面铰接有铰接板；所述铰接板对称设计；所述铰接板远离辊芯一侧均铰接有滑动板；所述滑动板远离辊芯一侧均为弧形设计；初始状态下支撑板与滑动板围绕辊芯间隔布置且支撑板与滑动板远离辊芯一侧相互组合成圆形；本发明通过设置滑动板和支撑板,利用辊芯的转动,使滑动板和支撑板形成的橡胶套的支撑结构直径发生改变,进而使橡胶套的拆卸与安装较为简单、方便,有效地使印刷机胶辊受到损伤后的维修更加方便、快捷。(The invention belongs to the technical field of printing equipment, and particularly relates to a rubber roller of a printing machine, which comprises a roller core, a rubber sleeve and a supporting plate; the supporting plate is elastically connected with the roller core through a spring; the number of the supporting plates is two, and the supporting plates are symmetrically designed by a roller core axis; the back sides of the supporting plates are arc-shaped; the surface of the roller core is hinged with a hinged plate; the hinged plates are symmetrically designed; sliding plates are hinged to the side, away from the roller core, of each hinged plate; the side of the sliding plate, which is far away from the roller core, is in arc design; in the initial state, the supporting plate and the sliding plate are arranged at intervals around the roller core, and the sides of the supporting plate and the sliding plate far away from the roller core are mutually combined into a circle; according to the invention, the sliding plate and the supporting plate are arranged, and the diameter of the supporting structure of the rubber sleeve formed by the sliding plate and the supporting plate is changed by utilizing the rotation of the roller core, so that the rubber sleeve is simpler and more convenient to disassemble and assemble, and the maintenance of the damaged rubber roller of the printing machine is more convenient and quicker.)

1. The rubber roller of the printing machine is characterized in that: comprises a roller core (1), a rubber sleeve (2) and a supporting plate (3); the supporting plate (3) is elastically connected with the roller core (1) through a spring; the number of the supporting plates (3) is two, and the supporting plates are symmetrically designed by the axis of the roller core (1); the side, opposite to the side, of the supporting plate (3) is in an arc design; the surface of the roller core (1) is hinged with a hinged plate (11); the hinged plates (11) are symmetrically designed; one sides of the hinged plates (11) far away from the roller core (1) are hinged with sliding plates (12); one side of the sliding plate (12) far away from the roller core (1) is arc-shaped; in the initial state, the support plates (3) and the sliding plates (12) are arranged around the roller core (1) at intervals, and the sides of the support plates (3) and the sliding plates (12) far away from the roller core (1) are mutually combined into a circle; positioning blocks are fixedly connected to the surfaces of one sides of the supporting plate (3) and the sliding plate (12) far away from the roller core (1); the inner wall of the rubber sleeve (2) is provided with a positioning groove; the positioning block is matched with the positioning groove in the direction; the rubber sleeve (2) is sleeved on the surfaces of the supporting plate (3) and the sliding plate (12); one side of the supporting plate (3) close to the roller core (1) is provided with a containing groove; the receiving groove is used for accommodating a sliding plate (12); one side of each accommodating groove, which is far away from the roller core (1), is fixedly connected with a buffer pad; limiting grooves are formed in the two ends of the supporting plate (3) and the sliding plate (12); the roller core (1) is connected with a limiting ring (4) in a sliding way; a limiting plate (41) is fixedly connected to the limiting ring (4) corresponding to the limiting groove; the limiting plate (41) is matched with the limiting groove; the limiting ring (4) is designed in a T shape, and the maximum diameter of the limiting ring (4) is the same as that of the rubber sleeve (2).

2. The printing press blanket according to claim 1, wherein: the inner wall of the limiting ring (4) is provided with a first sliding chute; the first sliding grooves are uniformly distributed around the inner wall of the limiting ring (4); a transmission gear (5) is sleeved on the roller core (1); the transmission gear (5) is meshed with the first sliding groove.

3. The printing press blanket according to claim 1, wherein: an annular groove is formed in one side, away from the limiting plate (41), of the limiting ring (4); the side of the annular groove, which is far away from the roller core (1), is designed with threads; the roller core (1) is connected with a rotating plate (6) in a sliding way; the rotating plate (6) is in a T-shaped design, and the outer diameter surface of the minimum end of the rotating plate (6) is fixedly connected with a thread; the rotating plate (6) is meshed with the annular groove through threads; an elastic pressing plate (61) is elastically connected in the annular groove through a spring; one side of the elastic pressing plate (61) far away from the rotating plate (6) is fixedly connected with a squeezing bag (62); an expansion cavity is formed in the limiting plate (41); an expansion bag (63) is fixedly connected in the expansion cavity; the expansion bag (63) and the extrusion bag (62) are communicated with each other through a catheter; the surface of the limiting plate (41) is provided with second sliding chutes which are uniformly distributed; a T-shaped clamping block (64) is connected in the second sliding groove in a sliding manner; the inner wall of the limiting groove is provided with a clamping groove corresponding to the second sliding groove; the clamping blocks (64) are meshed with the clamping grooves.

4. The printing press blanket according to claim 1, wherein: a third sliding groove is formed in one side, away from the roller core (1), of the accommodating groove; a rotating shaft (7) is connected in the third sliding chute in a sliding manner; the roll core (1) is sleeved with a rotating frame (71); the rotating frame (71) is designed in an X shape; the rotating frame (71) is rotationally connected with the rotating shaft (7); and one side of the rotating shaft (7) in the same third chute, which is back to the back, is fixedly connected with the side wall of the third chute through a spring.

5. The printing press blanket according to claim 4, wherein: the roller core (1) is fixedly connected with a baffle (72); the baffle (72) is vertical to the rotating path of the rotating frame (71); the baffle (72) plays a role in fixing the rotating frame (71) in the initial state.

6. The printer blanket according to claim 3, wherein: a first sliding groove on the inner wall of the limiting ring (4) is fixedly connected with a coating bag (8); the coating bag (8) is communicated with the extrusion bag (62) through a catheter.