CN215588581U

CN215588581U - Vibration damper of plate roller surface finish machining device

Info

Publication number: CN215588581U
Application number: CN202121923492.3U
Authority: CN
Inventors: 曾常青; 李舟
Original assignee: Qingyuan South Plate Making Technology Co ltd
Current assignee: Qingyuan South Plate Making Technology Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-01-21
Anticipated expiration: 2031-08-16

Abstract

The application relates to the field of plate roller machining, and discloses a vibration damping device of a plate surface finish machining device of a plate roller, which comprises a machine tool body and a plate roller to be machined, wherein the plate roller is rotatably connected to the machine tool body, a bottom plate is arranged below the plate roller, a limiting device is connected to the bottom plate, the limiting device comprises a working part, and the working part is abutted to the plate roller when the machine tool body works; the method and the device have the effect of reducing vibration in plate roller processing so as to improve the plate roller processing precision.

Description

Vibration damper of plate roller surface finish machining device

Technical Field

The application relates to the field of plate roller processing, in particular to a vibration damping device of a plate surface finish machining device of a plate roller.

Background

The plate roller is a cylindrical part and is commonly used for plate making, the plate making process comprises surface copper plating, pattern carving and chrome plating, and the plate roller is often used for large-scale printing machines, so that the machining precision requirement of the plate roller is very high in order to ensure the printing effect.

The plate roller is usually machined by a lathe, but the heavy or hollow plate roller with a larger major diameter can vibrate under the action of gravity and a turning tool, so that the machining precision can be difficult to guarantee due to the vibration, and even the machine tool body can be damaged.

In view of the above-described related art, the inventors have considered that there is a problem that vibration in plate roll processing affects plate roll processing accuracy.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that vibration influences the machining precision of a plate roller in plate roller machining, the application provides a vibration reduction device of a plate surface finish machining device of the plate roller.

The technical problem to be solved by the application is realized by adopting the following technical scheme:

the utility model provides a damping device of space of a whole page finish machining device of version roller, includes machine tool body and the version roller of treating processing, version roller rotate connect in on the machine tool body, version roller below is provided with the bottom plate, be connected with stop device on the bottom plate, stop device includes the work portion, when machine tool body during operation, the work portion butt in version roller.

According to the technical scheme, the bottom plate is used for bearing the limiting device, when the device is used, the working part on the limiting device is abutted to the plate roller, and the vibration amplitude of the plate roller is limited by utilizing the manner of abutting to the plate roller, so that the vibration in the machining of the plate roller is reduced, and the precision and the quality of the plate roller are improved.

Furthermore, stop device still includes connecting plate and a plurality of supporting part, connecting plate fixed connection in the one end of work portion, stop device passes through the connecting plate connect in on the bottom plate, the longitudinal section of supporting part is right trapezoid, just the area of the last bottom surface of supporting part is less than the area of bottom surface down, the lateral wall at right angle limit place is followed in the longitudinal section of supporting part the lateral surface at work portion axis direction fixed connection in the lateral surface of work portion, the lower bottom surface fixed connection of supporting part in the connecting plate.

Through above-mentioned technical scheme, the connecting plate is used for connecting stop device and bottom plate, and stop device is provided with the supporting part that longitudinal section is right trapezoid, can improve stop device's mechanical strength on the one hand, and the top of on the other hand supporting part can be used for bearing other parts.

Further, the work portion is cylindricly, the work portion outside is provided with a reducing section of thick bamboo, a reducing section of thick bamboo can dismantle connect in stop device's work portion is last.

Through the technical scheme, the working part is designed to be cylindrical, on one hand, when one side of the working part on the limiting device is worn to the extent that the working part cannot be used continuously, the limiting device is rotated by a certain angle and then is used continuously, so that the frequency of part replacement is reduced, and the production cost is reduced, and on the other hand, the hollow cylindrical design can also reduce the structural weight of the limiting device; the outer wall of the working part of the limiting device is provided with the diameter expanding cylinder, the limiting device is matched with the diameter expanding cylinders with various wall thicknesses, the diameter expanding cylinder can adapt to printing rollers with various diameters, the diameter expanding cylinder serves as a consumable part, and the limiting device can be prevented from being worn by abutting against the printing rollers, so that the limiting device does not need to be frequently replaced, and the production cost is reduced.

Furthermore, the side wall of the diameter expanding cylinder is provided with at least one threaded through hole, the threaded through holes are uniformly distributed along the circumferential direction of the cylinder wall of the diameter expanding cylinder, and a pit is arranged on the cylinder wall of the working part opposite to the threaded through hole; the diameter of the inner wall of the diameter expansion cylinder is equal to the diameter of the outer wall of the working part, and the diameter expansion cylinder is connected with the working part on the limiting device through a set screw.

Through the technical scheme, the expanding cylinder is connected with the working part through the set screws, the assembly and disassembly are convenient, and the expanding cylinder on the limiting device can be quickly replaced to adapt to printing rollers of different specifications.

Further, the threaded through hole is formed in the middle of the height of the diameter expanding cylinder.

Through the technical scheme, the threaded connection part is located in the middle of the diameter expanding cylinder, after one end of the diameter expanding cylinder is abutted to the printing roller and is worn for a period of time, the other end of the diameter expanding cylinder is abutted to the printing roller after the direction of the diameter expanding cylinder is turned over, the diameter expanding cylinder can be continuously used, and the service life of the diameter expanding cylinder is further prolonged.

Furthermore, a first connecting groove is formed in the bottom plate, and the first connecting groove is connected with the connecting plate through bolts and nuts.

Through the technical scheme, a special connecting device is not needed between the limiting device and the bottom plate, only ordinary bolts and nuts are needed to be connected, and the bolts and the nuts belong to standard parts, so that replacement parts can be purchased even if the replacement parts are lost or damaged, and the maintenance cost is low.

Further, the first connecting groove comprises two through grooves parallel to each other in length direction, the connecting plate is provided with a plurality of circular through holes, and the width of each through groove is equal to the diameter of each circular through hole.

Through the technical scheme, when the bottom plate is connected with the limiting device through the bolts and the nuts and the bolts and the nuts are not screwed tightly, the limiting device can move on the bottom plate along the length direction of the connecting grooves, so that the installation position of the limiting device on the bottom plate can be adjusted conveniently, and a plurality of limiting devices can be installed; because the abutting position of the limiting device is closer to the opposite surface of the cutting position of the turning tool and the cutting position of the printing roller, the damping effect is better, and the damping effect can be improved by changing the abutting position of the limiting device or increasing the number of the limiting devices.

Furthermore, a second connecting groove is formed in the bottom plate; the supporting device comprises a contact part and a connecting piece, the contact part is cylindrical, one end face of the contact part is fixedly connected to the connecting piece, and the other end face of the contact part is used for abutting against the printing roller; the connecting piece is connected to the second connecting groove through a threaded connecting piece.

According to the technical scheme, the contact part of the supporting device is abutted against the plate roller, so that the plate roller can be prevented from bending and deforming due to self gravity when the plate roller is processed at a low speed, and vibration is generated to influence the quality of the plate roller.

Further, the bottom plate along perpendicular to version roller length direction sliding connection in machine tool body, the bottom plate is provided with and is used for restricting the gliding connecting hole of bottom plate.

Through the technical scheme, the connecting hole is used for being connected with the machine tool body, when the connection between the connecting hole and the machine tool body is removed, the bottom plate and the machine tool body can slide along the length direction of the printing roller perpendicular to the bottom plate, the whole bottom plate does not need to be taken down, the limiting device and the supporting device on the bottom plate can be detached or installed, and the maintenance efficiency of the vibration damper is improved.

In conclusion, the beneficial effects of the utility model are as follows:

according to the roller processing device, the limiting device or the diameter expanding cylinder arranged on the limiting device is abutted to the roller, so that the problem of insufficient processing precision caused by vibration during processing of the roller is solved; adopt stop device to add the mode of a combination of reducing section of thick bamboo, can let the version roller of the different diameters of damping device adaptation that this application provided on the one hand, improve the application scope of device, on the other hand also can reduction in production cost through the design with vulnerable portion and stop device major structure separation.

The long connecting groove is formed in the bottom plate, the circular through holes are formed in the limiting device and the supporting device, the bottom plate is connected with the limiting device and the supporting device through the threaded connecting pieces, the limiting device and the supporting device can be installed at any installation position or a plurality of devices can be installed at the same time in the length direction of the connecting groove, and the vibration reduction performance of the device is improved.

Drawings

FIG. 1 is a schematic view of the working state of a processing machine.

Fig. 2 is a schematic view of the structure of the processing machine and the vibration damping device.

Fig. 3 is a schematic view of the assembly of the limiting device and the expanding cylinder.

Fig. 4 is a front view of the working state of the processing machine.

Description of reference numerals:

1. a base plate; 11. a long slider; 12. connecting holes; 13. a first connecting groove; 14. a second connecting groove; 2. a limiting device; 21. a working part; 22. a connecting plate; 23. a support portion; 211. a pit; 3. a diameter expanding cylinder; 31. a contact layer; 32. a threaded through hole; 4. a printing roller; 5. A support device; 51. a contact portion; 52. a connecting member.

Detailed Description

The application discloses a vibration reduction device of a plate roller surface finish machining device, which is used for reducing the influence of vibration on the product quality of a plate roller in the finish machining process of the plate roller and is further described in detail with reference to the attached drawings 1-4.

Referring to fig. 1, the damping device of the plate surface finish machining device for the plate roller disclosed by the application comprises a machine tool body and a plate roller 4 to be machined, wherein the plate roller 4 is rotatably connected to the machine tool body. The processing machine tool body is connected with a bottom plate 1 in a sliding mode along the direction perpendicular to the length direction of the printing roller 4, the bottom plate 1 is arranged below the printing roller 4, a limiting device 2 is detachably connected to the bottom plate 1, and when the processing machine tool body works, the limiting device 2 abuts against the printing roller 4.

Referring to fig. 2, bottom plate 1 is the rectangle platelike, bottom plate 1 is equipped with long slider 11, connecting hole 12, first connecting groove 13 and second connecting groove 14, two long sliders 11 are fixed in respectively that bottom plate 1 deviates from the both sides of installing stop device 2 and strutting arrangement 5 one side, connecting hole 12 is two circular through-holes that are used for bottom plate 1 and this body coupling of machine tool, first connecting groove 13 is two length direction logical grooves that are parallel to each other, be used for being connected bottom plate 1 and stop device 2, second connecting groove 14 is two length direction logical grooves that are parallel to each other, can dismantle on second connecting groove 14 and be connected with strutting arrangement 5.

Stop device 2 includes work portion 21, connecting plate 22 and supporting part 23, work portion 21 is cylindricly, a terminal surface fixed connection of work portion 21 is in connecting plate 22, connecting plate 22's transversal square plate form of personally submitting and being equipped with the fillet, four circular through-holes that use with first connecting groove 13 cooperation have been seted up on the connecting plate 22, and four circular through-holes set up the position at four angles places of connecting plate 22, the longitudinal section of supporting part 23 is right trapezoid, the area of the last bottom surface of supporting part 23 is less than the area of bottom surface down, the lateral wall at right angle limit place is along the lateral surface of 21 axis direction fixed connection of work portion 21 in the longitudinal section of supporting part 23, the lower bottom surface fixed connection of supporting part 23 is in connecting plate 22. The number of the supporting portions 23 is four and the positions are arranged at intervals from the four circular through holes on the connecting plate 22.

The supporting device 5 comprises a contact part 51 and a connecting piece 52, the contact part 51 is cylindrical, the top end of the contact part 51 is made of soft materials, the connecting piece 52 is fixedly connected to the end face of the bottom of the contact part 51, the connecting piece 52 is square plate-shaped and provided with round corners, four round through holes matched with the second connecting groove 14 are formed in the connecting piece 52, and the four round through holes are formed in the positions of the four corners of the connecting piece 52.

Referring to fig. 3, four pits 211 are formed in the middle position of the height direction from the top of the cylinder wall of the working part 21 of the limiting device 2 to the top of the supporting part 23, and the four pits 211 are uniformly distributed along the circumferential direction of the cylinder wall of the working part 21; the expanding cylinder 3 is cylindrical, a corrugated contact layer 31 is arranged on the outer side surface of the expanding cylinder 3, the corrugated contact layer 31 of the expanding cylinder 3 is made of soft materials, and in the embodiment, the expanding cylinder 3 can be made of plastics, rubber and other materials; the height of the diameter expanding cylinder 3 is equal to the height from the top of the working part 21 of the limiting device 2 to the top of the supporting part 23 in the vertical direction, four threaded through holes 32 are formed in the middle of the cylinder wall of the diameter expanding cylinder 3 in the height direction, and the four threaded through holes 32 are uniformly distributed along the circumferential direction of the cylinder wall of the diameter expanding cylinder 3; the diameter of the inner wall of the expanding cylinder 3 is equal to the diameter of the outer wall of the working part 21, the cross section of the expanding cylinder 3 corresponding to the four threaded through holes 32 is symmetrical, and in practical application, waste cloth can be used to replace the expanding cylinder 3 and the corrugated contact layer 31, and adhesive tape can be used to replace screws and threaded through holes 32 for fixing.

Referring to fig. 4, after the vibration damping device is assembled, the printing roller 4 is clamped on the machine tool body, at this time, the lower part of the printing roller 4 abuts against the supporting device 5, one side of the printing roller 4 abuts against the diameter-expanding cylinder 3 installed on the limiting device 2, and the other side of the printing roller contacts with a turning tool installed on the machine tool body in advance. The implementation principle of the embodiment is as follows:

and the long slide block 11 of the bottom plate 1 is connected to a corresponding groove on the machine tool body in a sliding manner, and the connecting hole 12 of the bottom plate 1 is fixedly connected with the machine tool body by using a bolt and a nut.

Placing the two limiting devices 2 on the surface, deviating from the fixedly connected long slide block 11, of the bottom plate 1, aligning the connecting plates 22 of the two limiting devices 2 with the long through grooves of the first connecting groove 13 respectively, pre-connecting the connecting plates 22 with the first connecting groove 13 by using bolts and nuts, adjusting the two limiting devices 2 to proper positions, and fixedly connecting the connecting plates 22 with the first connecting groove 13 by using bolts and nuts; in this embodiment, pre-connection means that a bolt and a nut are used to connect several parts to be connected, but a state of complete fixed connection is not reached, and a certain limit of relative movement can still occur between the parts.

The diameter-expanding cylinder 3 with the corresponding outer diameter is selected according to the size of the plate roller 4 to be processed, the inner wall of the diameter-expanding cylinder 3 is abutted against the outer wall of the working part 21 of the limiting device 2, the threaded through hole 32 of the diameter-expanding cylinder 3 is aligned with the concave pit 211 of the working part 21, and the diameter-expanding cylinder 3 is fixed on the working part 21 by a headless set screw.

The supporting device 5 is placed on the same surface of the bottom plate 1 as the limiting device 2, the connecting piece 52 of the supporting device 5 is aligned with the long through groove of the second connecting groove 14, the connecting piece 52 is pre-connected with the second connecting groove 14 by using bolts and nuts, the two limiting devices 2 are adjusted to proper positions, and the connecting piece 52 is fixedly connected with the second connecting groove 14 by using the connecting device 4.

Clamping the printing roller 4 on a machine tool body, wherein the outer wall of the printing roller 4 is abutted against the contact layer 31 of the diameter-expanding cylinder 3 on the limiting device 2 and the contact part 51 of the supporting device 5; and starting the machine tool body to finish the machining of the printing roller 4.

The supporting device 5 can generate a supporting effect on the printing roller 4, the printing roller 4 is prevented from bending downwards due to self gravity and generating vibration, when the printing roller 4 rotates to generate vibration, the outer wall of the vibrating printing roller 4 can touch the contact layer 31 of the diameter expanding cylinder 3 on the limiting device 2 and the contact part 51 of the supporting device 5, the printing roller 4 is exerted with a force for promoting the vibration amplitude to reduce the direction, and therefore the effect of reducing the vibration amplitude in the processing process of the printing roller 4 is achieved; when the size of the plate roller 4 to be processed is changed, the supporting devices 5 with different heights and the expanding cylinders 3 with different wall thicknesses are selected to adapt to the plate rollers 4 with various diameters.

The above is a preferred embodiment of the present application, and the scope of protection of the present application is not limited by the above, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a damping device of version face finish machining device of version roller, includes machine tool body and version roller (4) of treating processing, version roller (4) rotate connect in on the machine tool body, its characterized in that, version roller (4) below is provided with bottom plate (1), be connected with stop device (2) on bottom plate (1), stop device (2) include work portion (21), when machine tool body during operation, work portion (21) butt in version roller (4).

2. The damping device for a plate surface finishing device of a plate roller according to claim 1, characterized in that: stop device (2) still include connecting plate (22) and a plurality of supporting part (23), connecting plate (22) fixed connection in the one end of work portion (21), stop device (2) pass through connecting plate (22) connect in on bottom plate (1), the longitudinal section of supporting part (23) is right trapezoid, just the area of the last bottom surface of supporting part (23) is less than the area of bottom surface down, the lateral wall at right angle limit place is followed in the longitudinal section of supporting part (23) work portion (21) axis direction fixed connection in the lateral surface of work portion (21), the lower bottom surface fixed connection of supporting part (23) in connecting plate (22).

3. The damping device of a plate roll finishing device according to claim 2, characterized in that: the working part (21) is cylindrical, an expanding cylinder (3) is arranged on the outer side of the working part (21), and the expanding cylinder (3) is detachably connected to the working part (21) of the limiting device (2).

4. The damping device for a plate surface finishing device of a plate roller according to claim 3, characterized in that: the side wall of the diameter-expanding cylinder (3) is provided with at least one thread through hole (32), the thread through holes (32) are uniformly distributed along the circumferential direction of the cylinder wall of the diameter-expanding cylinder (3), and a pit (211) is arranged on the position, opposite to the thread through hole (32), on the cylinder wall of the working part (21); the inner wall of the diameter-expanding cylinder (3) is equal to the diameter of the outer wall of the working part (21), and the diameter-expanding cylinder (3) is connected with the working part (21) on the limiting device (2) through a set screw.

5. The vibration damping device for a plate surface finishing device of a plate roller according to claim 4, characterized in that: the thread through hole (32) is formed in the middle of the height of the diameter expanding cylinder (3).

6. The damping device of a plate roll finishing device according to claim 2, characterized in that: the bottom plate (1) is provided with a first connecting groove (13), and the first connecting groove (13) is connected with the connecting plate (22) through bolts and nuts.

7. The damping device for a plate surface finishing device of a plate roller according to claim 6, characterized in that: the first connecting groove (13) comprises two through grooves parallel to each other in length direction, a plurality of circular through holes are formed in the connecting plate (22), and the width of each through groove is equal to the diameter of each circular through hole.

8. The damping device for a plate surface finishing device of a plate roller according to claim 1, characterized in that: a second connecting groove (14) is formed in the bottom plate (1); the printing plate roller support device is characterized in that a support device (5) is detachably connected to the bottom plate (1), the support device (5) comprises a contact part (51) and a connecting piece (52), the contact part (51) is cylindrical, one end face of the contact part (51) is fixedly connected to the connecting piece (52), and the other end face of the contact part is used for abutting against the printing plate roller (4); the coupling member (52) is connected to the second coupling groove (14) by a threaded coupling.

9. The vibration damping device for a plate roll finishing device according to any one of claims 1 to 7, characterized in that: bottom plate (1) along perpendicular to version roller (4) length direction sliding connection in machine tool body, bottom plate (1) is provided with and is used for restricting gliding connecting hole (12) of bottom plate (1).