CN209738479U

CN209738479U - Shaft plate roller power transmission mechanism

Info

Publication number: CN209738479U
Application number: CN201920157018.0U
Authority: CN
Inventors: 刘国方; 吴钦伟
Original assignee: Zhejiang Meige Machinery Co Ltd
Current assignee: Zhejiang Meige Machinery Co Ltd
Priority date: 2019-01-29
Filing date: 2019-01-29
Publication date: 2019-12-06
Anticipated expiration: 2029-01-29

Abstract

The utility model relates to an intaglio press power transmission mechanism. The purpose is to provide a shaft plate roller power transmission mechanism; the mechanism is favorable for quick assembly and disassembly of the shaft plate roller, and can improve the overprinting precision and the quality of printed matters. The technical scheme is as follows: a shaft plate roller power transmission mechanism comprises a plate roller which is horizontally arranged and can be rotatably positioned on a rack through a bearing; the method is characterized in that: the shaft end of one side of the printing roller is driven by a speed reducer driven by a power motor through an inner and outer gear coupling, and the shaft end of the other side of the printing roller is connected with a transverse register adjusting device through a protective shaft sleeve; the base of the speed reducer is driven by the cylinder to realize the clutch of the inner and outer gear couplers.

Description

Shaft plate roller power transmission mechanism

Technical Field

The utility model relates to an intaglio press power transmission mechanism specifically is to have axle version roller power transmission mechanism.

Background

One important component of an intaglio printing press is the power transmission mechanism of the printing plate roller. In the currently commonly used plate roller power mechanism, one part is based on a shaftless hollow plate roller, and two forms of mechanical connecting shafts of conical head top plates or independent servo transmission are adopted; the shaftless hollow printing roller has the advantages that two ends of the shaftless hollow printing roller are provided with no shaft heads, the positioning is realized by means of the inner hole conical surface key pins, the power is transmitted by the jacking shaft, the loading and unloading of the printing roller are convenient, and the precision error is large. The other part is a transmission form of a shaft plate roller (the center is an integrated connecting shaft) through a shaft-laying mechanical connecting shaft, and the positioning precision is high; however, the roller power mechanism has a complex mechanical structure, and the transverse position movement adjustment is manual operation. Therefore, the transmission overprinting precision is improved, the digital control power is adopted, the quality of printed matters is finally improved, and the method becomes a direction worthy of research.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a power transmission mechanism of a roller with a shaft against the defects of the prior art; the mechanism is favorable for quick assembly and disassembly of the shaft plate roller, and can improve the overprinting precision and the quality of printed matters.

The utility model provides a technical scheme is: a shaft plate roller power transmission mechanism comprises a plate roller which is horizontally arranged and can be rotatably positioned on a rack through a bearing; the method is characterized in that: the shaft end of one side of the printing roller is driven by a speed reducer driven by a power motor through an inner and outer gear coupling, and the shaft end of the other side of the printing roller is connected with a transverse register adjusting device through a protective shaft sleeve; the base of the speed reducer is driven by the cylinder to realize the clutch of the inner and outer gear couplers.

The speed reducer is arranged on the motor base, and the linear sliding block group is arranged below the motor base; the cylinder is installed on the fixed support and applies force to the motor base so as to enable the inner and outer gear couplers to be separated and combined.

Preferably, the reducer output shaft and the internally toothed coupling are fixedly connected by a flat key.

Preferably, one shaft end of the plate roller is fixedly connected to the external gear coupling through a flat key.

Preferably, the other side shaft end of the plate roller is fixedly connected with the protective shaft sleeve through a flat key.

Preferably, the bearing is composed of a detachable bearing bush and a needle bearing.

Preferably, the transverse register adjusting device comprises an adjusting top sleeve combined with the protective shaft sleeve, a transverse adjusting screw rod arranged in the cavity and connected with the adjusting top sleeve, and a transverse register motor arranged outside the cavity and driving the adjusting transverse adjusting screw rod to move left and right through a synchronous pulley set.

Preferably, the speed reducer is a planetary speed reducer.

The utility model discloses profitable effect is: the utility model has simple and reasonable structure, and expands the new mode of clutch transmission for fast loading and unloading of the shaft printing roller; the functions of improving the mechanical transmission efficiency and the mechanism durability are achieved; the method has the advantages of preventing the abrasion of the plate shaft, operating stably, accelerating the response speed of phase deviation adjustment and playing a role in improving the overprinting precision and the quality of printed matters.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is an enlarged schematic view of a portion B in fig. 1.

Description of reference numerals: the device comprises a fixed support 1, a motor base 2, a cylinder 3, a linear slider group 4, a servo motor 5, a speed reducer 6, an internal tooth coupling 7, an external tooth coupling 8, a bearing bush 9, a needle bearing 10, a printing roller 11, a protective shaft sleeve 12, an adjusting top sleeve 13, a transverse adjusting screw rod 14, a synchronous belt wheel group 15, a transverse register motor 16 and a rack 17.

Detailed Description

The invention will be further described with reference to the following examples shown in the drawings:

As shown in the attached drawings, the shaft printing roller power transmission mechanism of the utility model comprises a servo motor 5 and a speed reducer 6 driven by the servo motor; an output shaft of the speed reducer 6 and one side shaft end (left side shaft end in the figure) of a plate roller 11 (shaft roller) are respectively provided with an internal gear coupling 7 and an external gear coupling 8, and transmission is carried out through meshing of the internal gear coupling 7 and the external gear coupling 8; the other side shaft end of the printing roller is connected with a transverse plate alignment adjusting device (the prior art) which is positioned on the same axis through a protective shaft sleeve 12.

The speed reducer 6 is installed on the motor base 2, the motor base 2 is positioned on the fixed support through a linear sliding block set 4 (comprising a linear sliding rail and a sliding block which can be positioned on the linear sliding rail in a sliding mode) installed below, the air cylinder 3 which is used for pushing the motor base 2 and enabling the inner tooth shaft coupling 7 and the outer tooth shaft coupling 8 to be in clutch is also configured, and the air cylinder 3 is also installed on the fixed support 1 (the fixed support is fixed on the rack 17 again). The combination mode can effectively transmit torque and power and realize the function of automatic clutch of the printing roller. And the structure is simple, and the operation and maintenance are convenient.

An output shaft of the speed reducer 6 is fixedly connected with an internal tooth coupling 7 through a flat key (the output shaft of the speed reducer 6 is coaxially arranged with the axis of the printing roller); the left shaft end of the plate roller 11 and the external gear coupling 8 are fixedly connected through a flat key.

9 10In order to further improve the operation precision and stability, the left shaft end of the printing roller 11 is provided with a detachable bearing bush 9 and a detachable needle bearing 10, and the other shaft end is also provided with the detachable bearing bush 9 and the detachable needle bearing 10, so that the printing roller 11 is positioned and installed on the equipment main body, and the transverse position adjustment and the flexible and quick assembly and disassembly of the printing roller 11 are facilitated; in addition, the abrasion of the positioning shaft surface of the plate roller can be effectively prevented, and the effects of protecting the plate roller and maintaining the precision of the plate roller are achieved.

The right shaft end of the plate roller 11 is provided with a protective shaft sleeve 12 (conventional structure) which is fixedly connected through a flat key, and the purpose is to protect the other side shaft end of the plate roller 11 in the running, axial positioning and transverse register adjustment processes of the plate roller.

In order to realize the transverse register adjustment of the printing roller 11 more accurately and quickly, the configured transverse register adjustment device comprises an adjusting top sleeve 13 combined with a protective shaft sleeve 12, a transverse adjusting screw rod 14 arranged in the cavity and connected with the adjusting top sleeve, and a transverse register motor 16 arranged outside the cavity and driving and adjusting the transverse adjusting screw rod to move left and right through a synchronous pulley group 15.

The above illustration and description are only preferred examples of the shafted roller power transmission device of the present invention, but other embodiments are possible. All technical solutions generated by any modification or equivalent transformation performed on the above embodiments according to the technical entities of the present invention still belong to the protection scope of the technical solutions of the present invention.

Claims

(6) (6)1. A shaft plate roller power transmission mechanism comprises a plate roller (11) which is horizontally arranged and can be rotatably positioned on a rack (17) through a bearing; the method is characterized in that: the shaft end of one side of the printing roller is driven by a speed reducer (6) driven by a power motor through an inner and outer gear coupling, and the shaft end of the other side of the printing roller is connected with a transverse register adjusting device through a protective shaft sleeve (12); the base of the speed reducer (6) is driven by the cylinder (3) to realize the clutch of the inner and outer gear couplers.
(2)2. The shafted plate roller power transmission mechanism of claim 1, wherein: the speed reducer is arranged on the motor base (2), and the linear sliding block group (4) is arranged below the motor base (2); the cylinder is installed on the fixed support (1) and applies force to the motor base so as to enable the inner and outer gear couplers to be separated and combined.
3. The shafted roller power transmission mechanism of claim 2, wherein: and the output shaft of the speed reducer is fixedly connected with the inner tooth shaft coupling (7) through a flat key.
4. The shafted roller power transmission mechanism of claim 3, wherein: and the shaft end on one side of the shaft plate roller is fixedly connected with an external gear coupling (8) through a flat key.
5. The shafted roller power transmission mechanism of claim 4, wherein: the other side shaft end of the shaft plate roller is fixedly connected with a protective shaft sleeve (12) through a flat key.
6. The shafted plate roller power transmission mechanism of claim 1, wherein: the bearing is composed of a detachable bearing bush (9) and a needle bearing (10).
7. The shafted plate roller power transmission mechanism of claim 1, wherein: the transverse register adjusting device comprises an adjusting top sleeve (13) combined with a protective shaft sleeve (12), a transverse adjusting screw rod (14) arranged in the cavity and connected with the adjusting top sleeve, and a transverse register motor (16) arranged outside the cavity and driving the adjusting transverse adjusting screw rod to move left and right through a synchronous pulley set (15).
8. the shafted plate roller power transmission mechanism of claim 1, wherein: the speed reducer is a planetary speed reducer.