CN211968786U

CN211968786U - Printing roller device for printing machine

Info

Publication number: CN211968786U
Application number: CN202020145559.4U
Authority: CN
Inventors: 付万有
Original assignee: Taicang Jiaoao Packaging Material Co ltd
Current assignee: Taicang Jiaoao Packaging Material Co ltd
Priority date: 2020-01-22
Filing date: 2020-01-22
Publication date: 2020-11-20
Anticipated expiration: 2030-01-22

Abstract

The utility model provides a printing roller device for printing machine relates to the printing field. This printing roller device for printing machine, including two pivots, the outside fixed cover of two pivots has connect the bearing, be provided with quick detach mechanism between two pivots, quick detach mechanism's externally mounted has installation mechanism, installation mechanism's externally mounted has the printing roller, quick detach mechanism includes sleeve and two retainer plates, the one side that two retainer plates kept away from each other is close to with two pivots one end fixed connection of each other respectively, two retainer plates respectively with telescopic both ends fixed connection and rather than inside intercommunication, the inside of two retainer plates all is provided with the friction pulley, the friction pulley rotates with the retainer plate to be connected, the inside of two retainer plates is all pegged graft there is the groove post. This printing roller device for printing machine through setting up pivot, quick detach mechanism and installation mechanism, has solved the inconvenient dismantlement of prior art's printing roller installation mechanism, damages the problem of lithography apparatus very easily when dismantling.

Description

Printing roller device for printing machine

Technical Field

The utility model relates to a printing field specifically is a printing roller device for printing machine.

Background

In the middle of the real life, the printing roller is integrated into one piece usually, and the printing pattern on the printing roller is fixed, when the printing roller uses wearing and tearing or the product of different decorative patterns of needs impressing for a long time, or the more condition of surface residue, needs to change the printing roller.

However, the existing printing roller has some disadvantages in the dismounting process, such as inconvenient mounting and dismounting, troublesome mounting and dismounting process, time and labor waste, more auxiliary devices for dismounting, and easy damage to the printing equipment or the printing roller in the dismounting process, thereby reducing the service life of the printing roller.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a printing roller device for printing machine has solved the inconvenient dismantlement of prior art's printing roller installation mechanism, damages lithography apparatus's problem very easily when dismantling.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a printing roller device for a printing machine comprises two rotating shafts, bearings are fixedly sleeved outside the two rotating shafts, a quick-release mechanism is arranged between the two rotating shafts, a mounting mechanism is arranged outside the quick-release mechanism, a printing roller is arranged outside the mounting mechanism, the quick-release mechanism comprises a sleeve and two fixing rings, the surfaces, far away from each other, of the two fixing rings are fixedly connected with the ends, close to each other, of the two rotating shafts respectively, the two fixing rings are fixedly connected with the two ends of the sleeve respectively and communicated with the inside of the sleeve, friction wheels are arranged inside the two fixing rings and are rotatably connected with the fixing rings, grooved columns are inserted into the two fixing rings respectively, a limiting block is fixedly connected with the ends, far away from each other, of the two grooved columns, a spring is sleeved on the end, located between the limiting block and the fixing rings, the two ends of the spring are fixedly connected with the limiting block and the fixing rings respectively, and, one end of the stud close to the threaded sleeve is inserted in the threaded sleeve, inclined plane wheels are fixedly sleeved on the outer portions of the stud and the threaded sleeve, the stud and the threaded sleeve are located in the sleeve, the mounting mechanism is sleeved on the outer portion of the sleeve, the fixing ring is provided with two through grooves communicated with the inner portion of the fixing ring, the friction wheel is located in the through grooves, the mounting mechanism comprises a loop bar and two top rings, the loop bar is sleeved on the outer portion of the sleeve, the top ring on the right side is sleeved on the outer portion of the loop bar, the top ring on the left side is sleeved on the outer portion of the loop bar, the nut is in threaded connection with the outer portion of the loop bar and is in contact with the left side face of the top ring on the left side, the printing roller is sleeved on the outer portion of the loop bar, two groups of inserting blocks are inserted in the sleeve, the bottom ends of the two groups of inserting blocks are in contact, the both ends of soft spring respectively with spacing collar and telescopic inner wall fixed connection, two sets of slots have been seted up to the inner wall of loop bar, the inserted block is located the inside of the outside one end grafting of sleeve at the slot, the sleeve seted up two sets ofly rather than the through-hole of inside intercommunication, two sets of inserted blocks run through two sets of through-holes respectively.

Preferably, the rotating shaft and the quick-release mechanism are coaxially arranged, the mounting mechanism and the quick-release mechanism are coaxially arranged, and the rotating shaft can drive the printing roller to rotate.

Preferably, the groove column is of a cross structure, the groove column is matched with an inner hole of the friction wheel, the groove column can move left and right relative to the friction wheel, but the groove column and the friction wheel cannot rotate relatively.

Preferably, the loop bar is for controlling to link up the column structure, and the screw thread is seted up to the outside of loop bar left end, and nut and screw-thread fit, the nut can play the effect of fixed printing roller.

Preferably, two groups of the inserting blocks are arranged in a bilateral symmetry mode through the vertical central line of the sleeve, the number of each group of the inserting blocks is two, the two inserting blocks are arranged in a vertically symmetrical mode through the axial lead of the sleeve, the bottom surfaces of the inserting blocks are inclined plane-shaped structures, and the inclined plane-shaped structures can be matched with the inclined plane wheels.

(III) advantageous effects

The utility model provides a printing roller device for printing machine. The method has the following beneficial effects:

1. the printing roller device for the printing machine is provided with the rotating shaft, the quick-release mechanism and the mounting mechanism, when the loop bar is sleeved on the sleeve, the friction wheel is rotated, when the friction wheel rotates, the stud and the threaded sleeve can be driven to rotate through the two groove columns, when the stud and the threaded sleeve rotate relatively, the stud and the threaded sleeve can approach each other and leave each other, meanwhile, when the two friction wheels are far away from each other, the two bevel wheels start to extrude the two groups of insert blocks, the soft spring starts to be stressed and compressed, the insert blocks penetrate through the through holes and then are inserted into the slots, the loop bar can be fixed, when the two friction wheels rotate reversely, due to the acting force of the spring and the soft spring, the inserting block can leave the inserting groove, the effects of quickly installing and disassembling the printing roller are achieved, and the problems that the printing roller installing mechanism in the prior art is inconvenient to disassemble and the printing equipment is easily damaged in the disassembling process are solved.

2. This printing roller device for printing machine through setting up installation mechanism, cup joints the printing roller in the outside of loop bar, can fix the printing roller when rotating the nut, can reach the effect that adapts to the printing roller of different length.

Drawings

FIG. 1 is a schematic structural view of the present invention;

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

FIG. 3 is a schematic view of the internal structure of the quick release mechanism of the present invention;

fig. 4 is an enlarged view of a structure at a in fig. 2 according to the present invention.

The printing mechanism comprises a rotating shaft 1, a bearing 2, a quick release mechanism 3, a sleeve 301, a fixing ring 302, a friction wheel 303, a groove column 304, a limiting block 305, a spring 306, a stud 307, a threaded sleeve 308, a bevel wheel 309, a through groove 310, an insertion block 311, a limiting ring 312, a soft spring 313, a through hole 314, a 4-mounting mechanism, a loop bar 401, a top ring 402, a nut 403, a slot 404 and a printing roller 5.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model provides a printing roller device for printing machine:

in a first embodiment, as shown in fig. 1 to 4, the printing device includes two rotating shafts 1, bearings 2 are fixedly sleeved outside the two rotating shafts 1, a quick release mechanism 3 is disposed between the two rotating shafts 1, an installation mechanism 4 is installed outside the quick release mechanism 3, a printing roller 5 is installed outside the installation mechanism 4, the rotating shafts 1 and the quick release mechanism 3 are coaxially disposed, the installation mechanism 4 and the quick release mechanism 3 are coaxially disposed, and the rotating shafts 1 can drive the printing roller 5 to rotate.

In the second embodiment, as shown in fig. 1 to 4, the quick release mechanism 3 includes a sleeve 301 and two fixing rings 302, one surfaces of the two fixing rings 302 away from each other are respectively fixedly connected to one ends of the two rotating shafts 1 close to each other, the two fixing rings 302 are respectively fixedly connected to two ends of the sleeve 301 and communicated with the inside of the sleeve 301, friction wheels 303 are respectively disposed inside the two fixing rings 302, the friction wheels 303 are rotatably connected to the fixing rings 302, grooved columns 304 are respectively inserted into the two fixing rings 302, one ends of the two grooved columns 304 away from each other are respectively fixedly connected to a limiting block 305, a spring 306 is sleeved at one end of the grooved columns 304 between the limiting block 305 and the fixing rings 302, two ends of the spring 306 are respectively fixedly connected to the limiting blocks 305 and the fixing rings 302, the grooved columns 304 are cross-shaped, the grooved columns 304 are matched with inner holes of the friction wheels 303, the grooved columns 304 can move left and right relative to the friction wheels 303, but the grooved columns 304, the two groove columns 304 are fixedly provided with a stud 307 and a threaded sleeve 308 at one ends close to each other respectively, one end of the stud 307 close to the threaded sleeve 308 is inserted into the stud 307 and the threaded sleeve 308, the outer parts of the stud 307 and the threaded sleeve 308 are fixedly sleeved with a bevel wheel 309, the stud 307 and the threaded sleeve 308 are located in the sleeve 301, the mounting mechanism 4 is sleeved on the outer part of the sleeve 301, the fixing ring 302 is provided with two through grooves 310 communicated with the inner part of the fixing ring, and the friction wheel 303 is located in the through grooves 310.

In a third embodiment, as shown in fig. 1 to 4, the mounting mechanism 4 includes a loop bar 401 and two top rings 402, the loop bar 401 is sleeved outside the sleeve 301, the top ring 402 on the right side is sleeved outside the loop bar 401, the top ring 402 on the left side is sleeved outside the loop bar 401, the outer thread of the loop bar 401 is connected with a nut 403, the nut 403 is in contact with the left side surface of the top ring 402 on the left side, the printing roller 5 is sleeved outside the loop bar 401, the loop bar 401 is in a left-right through structure, the outer part of the left end of the loop bar 401 is provided with a thread, the nut 403 is matched with the thread, the nut 403 can play a role of fixing the printing roller 5, two sets of inserts 311 are inserted inside the sleeve 301, the bottom ends of the two sets of inserts 311 are respectively in contact with the circumferential surfaces of the two bevel wheels 309, one end of the insert 311 inside the sleeve 301 is fixedly connected with a limiting ring 312, the outer part of, two ends of the soft spring 313 are respectively fixedly connected with the inner walls of the limiting rings 312 and the sleeve 301, two groups of slots 404 are formed in the inner wall of the loop bar 401, the insertion blocks 311 are located at one end of the outer portion of the sleeve 301 and are inserted into the slots 404, the sleeve 301 is provided with two groups of through holes 314 communicated with the inner portion of the sleeve 301, the two groups of insertion blocks 311 are respectively penetrated through the two groups of through holes 314, the two groups of insertion blocks 311 are symmetrically arranged left and right of the vertical central line of the sleeve 301, the number of the insertion blocks 311 in each group is two, the two insertion blocks 311 are symmetrically arranged up and down along the axial lead of the sleeve 301, the bottom surfaces of the insertion blocks 311 are all inclined plane structures.

When the printing roller printing device is used, the printing roller 5 is sleeved outside the loop bar 401, the printing roller 5 can be fixed when the screw cap 403 is rotated, the loop bar 4010 is sleeved on the sleeve 301, the friction wheel 303 is rotated, the friction wheel 303 can drive the stud 307 and the threaded sleeve 308 to rotate through the two groove columns 304 when rotating, the stud 307 and the threaded sleeve 308 can approach and separate from each other when rotating relatively, meanwhile, when the stud and the threaded sleeve 301 separate from each other, the two inclined surface wheels 309 start to press the two insertion blocks 311, at the moment, the soft spring 313 starts to be stressed and compressed, the insertion block 311 penetrates through the through hole 314 and then is inserted into the slot 404, at the moment, the loop bar 401 can be fixed, and when the two friction wheels 303 rotate reversely, the insertion block 311 can leave the slot 404 due to acting forces of the spring 306 and the.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A printing roller device for a printing machine, comprising two rotating shafts (1), characterized in that: the bearing (2) is sleeved on the outer fixing portions of the two rotating shafts (1), the quick-release mechanism (3) is arranged between the two rotating shafts (1), the outer portion of the quick-release mechanism (3) is provided with an installation mechanism (4), and the outer portion of the installation mechanism (4) is provided with a printing roller (5).

2. The printing roller device for a printing press according to claim 1, wherein: the quick release mechanism (3) comprises a sleeve (301) and two fixing rings (302), one surfaces, far away from each other, of the two fixing rings (302) are fixedly connected with one ends, close to each other, of the two rotating shafts (1) respectively, the two fixing rings (302) are fixedly connected with two ends of the sleeve (301) respectively and communicated with the interior of the sleeve, friction wheels (303) are arranged inside the two fixing rings (302), the friction wheels (303) are rotatably connected with the fixing rings (302), grooved columns (304) are inserted into the two fixing rings (302), one ends, far away from each other, of the two grooved columns (304) are fixedly connected with limiting blocks (305), one ends, located between the limiting blocks (305) and the fixing rings (302), of the grooved columns (304) are sleeved with springs (306), two ends of the springs (306) are fixedly connected with the limiting blocks (305) and the fixing rings (302) respectively, one ends, close to each other, of the two grooved columns (304) are fixedly provided with a stud (307) and a, one end of the stud (307) close to the threaded sleeve (308) is inserted into the stud (307), the outer portions of the stud (307) and the threaded sleeve (308) are fixedly sleeved with a bevel wheel (309), the stud (307) and the threaded sleeve (308) are located in the sleeve (301), and the mounting mechanism (4) is sleeved on the outer portion of the sleeve (301).

3. The printing roller device for a printing press according to claim 2, wherein: two through grooves (310) communicated with the inside of the fixing ring (302) are formed in the fixing ring, and the friction wheel (303) is located inside the through grooves (310).

4. A printing roller apparatus for a printing press according to claim 3, wherein: the installation mechanism (4) comprises a loop bar (401) and two top rings (402), the loop bar (401) is sleeved outside the sleeve (301), the top ring (402) on the right side is sleeved outside the loop bar (401), the top ring (402) on the left side is sleeved outside the loop bar (401), the outer thread of the loop bar (401) is connected with a nut (403), the nut (403) is in contact with the left side face of the top ring (402) on the left side, and the printing roller (5) is sleeved outside the loop bar (401).

5. The printing roller device for a printing press according to claim 4, wherein: the utility model discloses a sleeve, including sleeve (301), the inside of sleeve (301) is pegged graft and is had two sets of inserted blocks (311), the bottom of two sets of inserted blocks (311) contacts with the periphery of two inclined plane wheels (309) respectively, inserted block (311) are located sleeve (301) inside one end fixedly connected with spacing collar (312), the outside of inserted block (311) has cup jointed soft spring (313), the both ends of soft spring (313) respectively with the inner wall fixed connection of spacing collar (312) and sleeve (301), two sets of slots (404) have been seted up to the inner wall of loop bar (401), inserted block (311) are located sleeve (301) outside one end and are pegged graft in the inside of slot (404).

6. The printing roller device for a printing press according to claim 5, wherein: two sets of through holes (314) communicated with the interior of the sleeve (301) are formed in the sleeve (301), and the two sets of insertion blocks (311) penetrate through the two sets of through holes (314) respectively.