CN217892187U

CN217892187U - Plate roller supporting and driving device of all-wheel offset press

Info

Publication number: CN217892187U
Application number: CN202221405759.4U
Authority: CN
Inventors: 倪建宇; 王永革; 胡永杰; 倪小辉
Original assignee: Hebei Wanjie Machinery Technology Co ltd
Current assignee: Hebei Wanjie Machinery Technology Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-11-25
Anticipated expiration: 2032-06-07

Abstract

The utility model relates to a version roller supporting and driving device of all-wheel offset press, including back backup pad, preceding backup pad, back sliding support mechanism and preceding sliding support mechanism, back sliding support mechanism suit is in back backup pad downthehole and extend to the outside, the back backup pad outside is provided with the back axle bed, preceding sliding support mechanism suit is in preceding backup pad downthehole and extend to the outside; the plate roller is lifted in a limiting mode through the loading and unloading supporting mechanism, then the plate roller is subjected to height adjustment through the work of the working loading and unloading air cylinder, during installation, the fact that the plate roller and the axial lead of the linear bearing are located on the same straight line is guaranteed, the rear air cylinder and the front air cylinder in the rear sliding supporting mechanism and the front sliding supporting mechanism work to drive the spline sleeve and the front shaft sleeve to slide, shaft heads at two ends of the bearing frame plate roller are arranged on the bearing frame, the transmission pin enters the transmission groove, installation of the plate roller is completed, the plate roller at the moment guarantees the bearing strength, and replacement and loading and unloading are convenient.

Description

Plate roller supporting and driving device of all-wheel offset press

Technical Field

The utility model relates to a printing machine technical field especially relates to a version roller supporting and drive arrangement of all-wheel offset press.

Background

Commercial printing is closely related to daily life everywhere from articles for daily use to mail order advertisements of fashionable dresses, promotion brochures of supermarkets to magazines and newspapers in fine works, and the commercial printing effectively promotes communication between merchants and specific target groups and is an irreplaceable strong medium.

The full-wheel offset printing machine is a web material printing device, can realize large-batch quick continuous printing, but can be realized only by replacing a plate roller and a rubber roller with corresponding circumferences for orders with different printing lengths. Need draw out hollow sleeve from the dabber when changing version roller, because offset printing is different from flexography, offset printing plate roller need bear certain radial printing pressure at the printing in-process, if hollow sleeve wall thickness is too big, weight is too big, difficult dismantlement operation, if the wall thickness undersize, though the weight is little, has the deformation risk when printing the pressure-bearing, influences the printing precision.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem lie in providing a version roller supporting and drive arrangement of full round offset press, solved the inconvenient problem of current version roller loading and unloading.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a printing roller supporting and driving device of a full-wheel offset press comprises a rear supporting plate, a front supporting plate, a rear sliding supporting mechanism and a front sliding supporting mechanism, wherein the rear sliding supporting mechanism is sleeved in a rear supporting plate hole and extends to the outer side, a rear shaft seat is arranged on the outer side of the rear supporting plate, the front sliding supporting mechanism is sleeved in a front supporting plate hole and extends to the outer side, a printing roller is detachably mounted between the rear sliding supporting mechanism and the front sliding supporting mechanism, and the inner sides of the rear supporting plate and the front supporting plate are respectively provided with a loading and unloading supporting mechanism.

Preferably, the rear sliding support mechanism comprises two rear cylinders mounted on the outer side of the rear shaft seat, telescopic ends of the rear cylinders are respectively and fixedly mounted with the rear push-pull seat, the rear push-pull seat is in rolling connection with one end of the spline housing through a second bearing, a linear bearing is sleeved in a hole at the other end of the spline housing, and the spline housing is connected with the rear support plate through a first bearing.

Preferably, the front sliding support mechanism comprises a front cylinder and a front shaft seat, the front shaft seat is installed on the outer side of the front support plate and fixedly connected with the front cylinder, the telescopic end of the front cylinder is located in the front shaft seat and connected with the front shaft sleeve, the front shaft sleeve is connected with the support plate and the front shaft seat in a sliding mode, a ball bearing is sleeved in an inner hole in one end of the front shaft sleeve, and the ball bearing is connected with the printing roller in a rolling mode.

Preferably, the driving mechanism comprises a spline shaft and a driving motor, one end of the spline shaft is sleeved on the inner hole of the rear shaft seat and connected with the output end of the driving motor, the spline shaft is connected with a bearing of the rear shaft seat, and the other end of the spline shaft is installed in the spline hole of the spline sleeve.

Preferably, a transmission pin is arranged at one end of the plate roller and is perpendicular to the bus direction of the plate roller, a transmission groove is formed in an inner hole of the spline sleeve, the width of the transmission groove is the same as the diameter of the transmission pin, a loading and unloading pin is arranged at the bottom side of one end of the plate roller, and the transmission pin and the loading and unloading pin are located on the same axis.

Preferably, the loading and unloading supporting mechanism comprises a loading and unloading cylinder and a cylinder fixing seat, the cylinder fixing seat is installed on the inner sides of the rear supporting plate and the front supporting plate, the cylinder fixing seat is fixedly connected with the loading and unloading cylinder, a bracket is installed at the telescopic end of the top of the loading and unloading cylinder, the top end of the bracket is arc-shaped, the radian of the bracket is the same as the diameter of a roller barrel part above the bracket, a bracket groove is formed in the top end of the bracket, and the bracket groove is in sliding fit with a loading and unloading pin.

The beneficial effects of the utility model are that: the plate roller is lifted in a limiting manner through the loading and unloading supporting mechanism, then the plate roller is subjected to height adjustment through the work of the working loading and unloading air cylinder, during installation, the shaft axes of the plate roller and the linear bearing are ensured to be positioned on the same straight line, at the moment, the spline sleeve and the front shaft sleeve are driven to slide through the work of the rear air cylinder and the front air cylinder in the rear sliding supporting mechanism and the front sliding supporting mechanism, shaft heads at two ends of the plate roller are installed on the bearing frame, the transmission pin enters the transmission groove, the installation of the plate roller is completed, the plate roller at the moment ensures the pressure-bearing strength, and the plate roller is convenient to replace, load and unload.

Drawings

FIG. 1 is a schematic structural view of the plate roller of the present invention during loading and unloading;

FIG. 2 is a schematic structural view of the plate roller according to the present invention;

FIG. 3 is a schematic view of the end structure of the spline housing of the present invention;

fig. 4 isbase:Sub>A cross-sectional view taken along linebase:Sub>A-base:Sub>A of fig. 1 according to the present invention.

Illustration of the drawings:

1. a rear support plate; 2. a rear axle seat; 3. a rear push-pull seat; 4. a rear cylinder; 4-1, a front cylinder; 5. a spline shaft; 6. a drive motor; 7. a spline housing; 7-1, a transmission groove; 8. a linear bearing; 9. a first bearing; 10. a drive pin; 11. a plate roller; 12. a front shaft sleeve; 13. a front bearing plate; 14. a front axle seat; 15. a second bearing; 16. assembling and disassembling the cylinder; 17. a cylinder fixing seat; 18. a bracket; 18-1, a bracket slot; 19. assembling and disassembling the pin; 20. ball bearings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Specific examples are given below.

Referring to fig. 1 to 4, a printing roller supporting and driving device of an all-wheel offset printing press comprises a rear supporting plate 1, a front supporting plate 13, a rear sliding supporting mechanism and a front sliding supporting mechanism, wherein the rear sliding supporting mechanism is sleeved in a hole of the rear supporting plate 1 and extends to the outside, a rear shaft seat 2 is arranged at the outside of the rear supporting plate 1, the front sliding supporting mechanism is sleeved in a hole of the front supporting plate 13 and extends to the outside, a printing roller 11 is detachably mounted between the rear sliding supporting mechanism and the front sliding supporting mechanism, and loading and unloading supporting mechanisms are arranged at the inner sides of the rear supporting plate 1 and the front supporting plate 13;

the rear sliding support mechanism comprises two rear air cylinders 4 arranged on the outer side of a rear shaft seat 2, the telescopic ends of the rear air cylinders 4 are fixedly arranged with a rear push-pull seat 3 respectively, the rear push-pull seat 3 is in rolling connection with one end of a spline housing 7 through a second bearing 15, a linear bearing 8 is sleeved in a hole at the other end of the spline housing 7, the spline housing 7 is connected with a rear support plate 1 through a first bearing 9, the front sliding support mechanism comprises a front air cylinder 4-1 and a front shaft seat 14, a front shaft seat 14 is arranged on the outer side of a front support plate 13, the front shaft seat 14 is fixedly connected with the front air cylinder 4-1, the telescopic end of the front air cylinder 4-1 is positioned in the front shaft seat 14 and is connected with a front shaft sleeve 12, the front shaft sleeve 12 is in sliding connection with the support plate 13 and the front shaft seat 14, a ball bearing 20 is sleeved in the hole at one end of the front shaft sleeve 12, the ball bearing 20 is in rolling connection with a plate roller cylinder 11, the rear sliding support mechanism and the rear air cylinder 4-1 in the front sliding support mechanism work to drive the spline housing 7 and the spline housing 12 to drive the linear bearing 8 to slide, the two ends of the shaft sleeve 11, and the plate roller 11, and the roller 11 is installed in a transmission groove 10, and the roller 11 is installed;

the driving mechanism comprises a spline shaft 5 and a driving motor 6, one end of the spline shaft 5 is sleeved on an inner hole of the rear shaft seat 2 and is connected with the output end of the driving motor 6, the spline shaft 5 is in bearing connection with the rear shaft seat 2, the other end of the spline shaft 5 is installed in a spline hole of the spline sleeve 7, the driving motor 6 rotates, the spline shaft 5 and the spline sleeve 7 connected with the spline shaft through a spline rotate synchronously, and the transmission groove 7-1 stirs the transmission pin 10 and the printing roller 11 to rotate synchronously;

the plate roller comprises a plate roller 11, a transmission pin 10 is arranged at one end of the plate roller 11, the transmission pin 10 is perpendicular to the generatrix direction of the plate roller 11, a transmission groove 7-1 is formed in an inner hole of a spline sleeve 7, the width of the transmission groove 7-1 is the same as the diameter of the transmission pin 10, a mounting and dismounting pin 19 is arranged at the bottom side of one end of the plate roller 11, the transmission pin 10 and the mounting and dismounting pin 19 are located on the same axis, a mounting and dismounting supporting mechanism comprises a mounting and dismounting air cylinder 16 and an air cylinder fixing seat 17, air cylinder fixing seats 17 are arranged on the inner sides of a rear supporting plate 1 and a front supporting plate 13, the air cylinder fixing seat 17 is fixedly connected with the mounting and dismounting air cylinder 16, a bracket 18 is arranged at the telescopic end of the top of the mounting and dismounting air cylinder 16, the top end of the bracket 18 is arc-shaped, the radian is the same as the diameter of the part of the plate roller 11 above the bracket 18, a bracket groove 18-1 is formed in a sliding fit with the mounting and dismounting pin 19, the mounting and dismounting supporting mechanism is used for limiting and lifting the plate roller 11, and then the working air cylinder 16 is used for regulating the height of the plate roller 11.

The plate roller 11 is arranged on a bracket 18 in a frame mode, a loading and unloading pin 19 is in sliding fit with a bracket groove 18-1 of the bracket 18, a loading and unloading air cylinder 16 is pushed out, a driving pin 10 of the plate roller 11 corresponds to a driving groove 7-1 of a spline sleeve 7 in phase, a rear air cylinder 4 and a front air cylinder 4-1 are pushed out, the spline sleeve 7 and a front shaft sleeve 12 move inwards respectively, a linear bearing 8 is arranged on two end shaft heads of the plate roller 11 in a frame mode, the driving pin 10 enters the driving groove 7-1, the loading and unloading air cylinder 16 retracts, a driving motor 6 rotates, a spline shaft 5 and the spline sleeve 7 connected with the spline shaft through a spline rotate synchronously, and the driving groove 7-1 pulls the driving pin 10 and the plate roller 11 to rotate synchronously.

The plate roller 11 is lifted in a limiting mode through the loading and unloading supporting mechanism, then the plate roller 11 is adjusted in height through the work of the work loading and unloading air cylinder 16, during installation, it is guaranteed that the plate roller 11 and the axis of the linear bearing 8 are located on the same straight line, at the moment, the spline sleeve 7 and the front shaft sleeve 12 are driven to slide through the work of the rear air cylinder 4 and the front air cylinder 4-1 in the rear sliding supporting mechanism and the front sliding supporting mechanism, shaft heads at two ends of the plate roller 11 are installed on the bearing frame, and the transmission pin 10 enters the transmission groove 7-1 to complete installation of the plate roller 11, the plate roller 11 at the moment guarantees bearing strength, and replacement and loading and unloading are convenient.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The printing roller supporting and driving device of the all-wheel rotary offset press is characterized by comprising a rear supporting plate (1), a front supporting plate (13), a rear sliding supporting mechanism and a front sliding supporting mechanism, wherein the rear sliding supporting mechanism is sleeved in a rear supporting plate (1) hole and extends to the outer side, a rear shaft seat (2) is arranged on the outer side of the rear supporting plate (1), the front sliding supporting mechanism is sleeved in a front supporting plate (13) hole and extends to the outer side, a printing roller (11) is detachably mounted between the rear sliding supporting mechanism and the front sliding supporting mechanism, and the inner sides of the rear supporting plate (1) and the front supporting plate (13) are respectively provided with a loading and unloading supporting mechanism.

2. The printing roller supporting and driving device of the all-wheel offset printing press according to claim 1, wherein the rear sliding supporting mechanism comprises two rear cylinders (4) mounted on the outer side of the rear shaft seat (2), the telescopic ends of the rear cylinders (4) are respectively fixedly mounted with the rear push-pull seat (3), the rear push-pull seat (3) is in rolling connection with one end of the spline housing (7) through a second bearing (15), a linear bearing (8) is sleeved in the other end hole of the spline housing (7), and the spline housing (7) is connected with the rear supporting plate (1) through a first bearing (9).

3. The plate roller supporting and driving device of the all-wheel offset printing press according to claim 2, wherein the front sliding supporting mechanism comprises a front cylinder (4-1) and a front shaft seat (14), the front shaft seat (14) is installed outside the front supporting plate (13), the front shaft seat (14) is fixedly connected with the front cylinder (4-1), the telescopic end of the front cylinder (4-1) is located in the front shaft seat (14) and is connected with a front shaft sleeve (12), the front shaft sleeve (12) is slidably connected with the supporting plate (13) and the front shaft seat (14), a ball bearing (20) is sleeved in an inner hole at one end of the front shaft sleeve (12), and the ball bearing (20) is in rolling connection with the plate roller (11).

4. The plate roller supporting and driving device of the all-wheel offset printing press according to claim 3, characterized in that the driving mechanism comprises a spline shaft (5) and a driving motor (6), one end of the spline shaft (5) is sleeved on the inner hole of the rear axle seat (2) and connected with the output end of the driving motor (6), the spline shaft (5) and the rear axle seat (2) are connected through a third bearing, and the other end of the spline shaft (5) is installed in the spline hole of the spline sleeve (7).

5. The plate roller supporting and driving device of the all-wheel offset press according to claim 4, wherein a driving pin (10) is arranged at one end of the plate roller (11), the driving pin (10) is perpendicular to the generatrix direction of the plate roller (11), a driving groove (7-1) is formed in the inner hole of the spline housing (7), the width of the driving groove (7-1) is the same as the diameter of the driving pin (10), a mounting and dismounting pin (19) is arranged on the bottom side of one end of the plate roller (11), and the driving pin (10) and the mounting and dismounting pin (19) are located on the same axis.

6. The plate roller supporting and driving device of the all-wheel offset printing press according to claim 1, wherein the loading and unloading supporting mechanism comprises a loading and unloading cylinder (16) and a cylinder fixing seat (17), the cylinder fixing seat (17) is installed on the inner sides of the rear supporting plate (1) and the front supporting plate (13), the cylinder fixing seat (17) is fixedly connected with the loading and unloading cylinder (16), a bracket (18) is installed at the telescopic end of the top of the loading and unloading cylinder (16), the top end of the bracket (18) is arc-shaped, the arc is the same as the diameter of the plate roller (11) above the bracket (18), a bracket groove (18-1) is formed in the top end of the bracket (18), and the bracket groove (18-1) is in sliding fit with the loading and unloading pin (19).