CN201427431Y - Compound film unwinding and winding device for rotary printing press - Google Patents
Compound film unwinding and winding device for rotary printing press Download PDFInfo
- Publication number
- CN201427431Y CN201427431Y CN2009200601328U CN200920060132U CN201427431Y CN 201427431 Y CN201427431 Y CN 201427431Y CN 2009200601328 U CN2009200601328 U CN 2009200601328U CN 200920060132 U CN200920060132 U CN 200920060132U CN 201427431 Y CN201427431 Y CN 201427431Y
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- friction
- inflatable axle
- twitch
- string
- unwinding
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Abstract
The utility model relates to the field of printing machinery technology, in particular to a compound film unwinding and winding device for a rotary printing press, which comprises a fixed supporting arm, a friction pressure plate assembly, an air cylinder, a belt wheel, an unwinding and winding air-expanded shaft, a synchronous friction plate and a fixed friction plate. The air cylinder is fixedlyarranged on the fixed supporting arm. The synchronous belt wheel is arranged on the fixed supporting arm. The synchronous friction plate is fixedly arranged on a left side of the synchronous belt wheel. The fixed friction plate is fixedly arranged on the fixed supporting arm and is positioned between the air cylinder and the synchronous friction plate. A left end of the friction pressure plate assembly is positioned between the synchronous friction plate and the fixed friction plate. A right end of the friction pressure plate assembly passes through the the fixed friction plate and is connected with an output shaft of the air cylinder. The friction pressure plate assembly is in key connection with a right end of the unwinding and winding air-expanded shaft. The compound film unwinding andrewinding device can realize unwinding function, also can realize winding function, can correct the position of a compound film at any time, guarantees continuous supply of the compound film, reducesprinting dissipation and improves production efficiency.
Description
Technical field:
The utility model relates to the printing machinery technical field, relates in particular to the multiple film draw off gear of rotary press.
Background technology:
Rotary press is a kind of of printing machinery, is mainly used in the printing of colored magazine, high-grade commercial advertisement, high-grade brochure, magazine etc., has characteristics such as printing effect is good, speed is fast.Be equipped with multiple film device on the general rotary press, the effect of this multiple film device is to impress thin film on printed matter, and film can be protected printed matter effectively.The used paper roll of existing rotary press is longer; corresponding required film is also long; but the multiple film device of existing rotary press can only realize singly unreeling function or single rolling function usually; its film length is limited in 200～400 meters scopes; can't satisfy the multiple film requirement of longer paper roll; usually when long paper roll material is rolled up in printing one, need to shut down and repeatedly carry out the replacing of film, have a strong impact on production efficiency.Have trial that the Scroll of the multiple film device of rotary press is used for carrying out film yet and unreel, but because there is not effective tension force control, multiple film effect does not reach requirement; and shut down and revise multiple film location; the film supply often is interrupted, and causes printing loss and raises, and production efficiency reduces.
The utility model content:
The purpose of this utility model is at the deficiencies in the prior art, provide a kind of rotary press multiple film draw off gear, the multiple film draw off gear of this rotary press both can realize unreeling function, can realize the rolling function again, and can revise multiple film location at any time, guarantee the without interruption of film, reduce the printing loss, enhance productivity.
For achieving the above object, the utility model is achieved through the following technical solutions: the multiple film draw off gear of rotary press, comprise the fixedly support arm that is fixed on the printing machine, also comprise the friction twitch-up assembly that can rotate with move left and right, promote the cylinder of friction twitch-up assembly move left and right, the timing belt pulley that can rotate can rotate and the unwinding and rewinding inflatable axle of move left and right, and friction plate and fixed friction sheet synchronously; Described cylinder is installed on fixedly on the support arm, timing belt pulley is arranged on fixedly on the support arm, friction plate is installed on the timing belt pulley right flank synchronously, the fixed friction sheet is installed on fixedly on the support arm and at cylinder with synchronously between the friction plate, the left end of friction twitch-up assembly is synchronously between friction plate and the fixed friction sheet, the right-hand member of friction twitch-up assembly passes the fixed friction sheet, and the right-hand member of friction twitch-up assembly is connected with the output shaft of cylinder, and described friction twitch-up assembly is that key is connected with the right-hand member of unwinding and rewinding inflatable axle.
Described friction twitch-up assembly comprises that friction twitch-up, left end offer the friction gland of groove, and slide; Described slide left end is provided with the boss that the groove with friction gland is complementary, described friction twitch-up is installed on the friction gland left end, the boss of slide is located in the groove of friction gland, the right-hand member of slide passes friction gland and is connected with the output shaft of cylinder, and described friction twitch-up is that key is connected with the right-hand member of unwinding and rewinding inflatable axle.
Described fixedly support arm is provided with the timing belt pulley holder, and timing belt pulley is installed on this timing belt pulley holder by bearing.
Comprise that also the string that is fixed on the printing machine is to cover for seat, can be along string to the inflatable axle string of cover for seat move left and right to seat, and inflatable axle string is to force rod, described inflatable axle string is gone into string in cover for seat to cover for seat, inflatable axle string is installed in inflatable axle string to the seat right-hand member to force rod, inflatable axle string is provided with bearing to the seat two ends, and the bearing of inflatable axle string to the seat two ends passed at unwinding and rewinding inflatable axle middle part.
Described fixedly support arm is provided with reinforcement.
The utility model beneficial effect is: the multiple film draw off gear of rotary press described in the utility model, it also comprises the friction twitch-up assembly that can rotate with move left and right, promote the cylinder of friction twitch-up assembly move left and right, the timing belt pulley that can rotate, can rotate and the unwinding and rewinding inflatable axle of move left and right, and friction plate and fixed friction sheet synchronously; Described cylinder is installed on fixedly on the support arm, timing belt pulley is arranged on fixedly on the support arm, friction plate is installed on the timing belt pulley right flank synchronously, the fixed friction sheet is installed on fixedly on the support arm and at cylinder with synchronously between the friction plate, the left end of friction twitch-up assembly is synchronously between friction plate and the fixed friction sheet, the right-hand member of friction twitch-up assembly passes the fixed friction sheet, and the right-hand member of friction twitch-up assembly is connected with the output shaft of cylinder, and described friction twitch-up assembly is that key is connected with the right-hand member of unwinding and rewinding inflatable axle; Adopt the multiple film draw off gear of rotary press of said structure, during work, cylinder promotes the friction twitch-up assembly to left movement, makes friction twitch-up assembly and synchronizing wheel friction plate produce friction, drives unwinding and rewinding inflatable axle and printing machine and is synchronized with the movement, and reaches the function of rolling; Cylinder drawing friction Anchor plate kit closes and moves right, and makes friction twitch-up assembly and fixed friction sheet produce friction, drives unwinding and rewinding inflatable axle and produces tension force, reaches the function that unreels; In addition, since be provided with string to cover for seat, inflatable axle string to seat and inflatable axle string to force rod, only need to promote inflatable axle string and do rectilinear motion to seat, just can adjust the position of unwinding and rewinding inflatable axle, can according to circumstances revise multiple film location in process of production at any time to force rod drive inflatable axle string.Therefore, the multiple film draw off gear of rotary press described in the utility model both can realize unreeling function, can realize the rolling function again, and can revise multiple film location at any time, guaranteed the without interruption of film, reduced the printing loss, enhanced productivity.
Description of drawings:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a decomposing schematic representation of the present utility model;
Fig. 3 is a front schematic view of the present utility model.
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further described:
As shown in Figure 1 to Figure 3, the multiple film draw off gear of rotary press, comprise the fixedly support arm 2 that is fixed on the printing machine, also comprise the friction twitch-up assembly 4 that can rotate with move left and right, promote the cylinder 1 of friction twitch-up assembly 4 move left and right, the timing belt pulley 10 that can rotate can rotate and the unwinding and rewinding inflatable axle 9 of move left and right, and friction plate 5 and fixed friction sheet 3 synchronously; Described fixedly support arm 2 is provided with reinforcement 21, can play and strengthen the fixedly effect of support arm 2 intensity; Described cylinder 1 is installed on fixedly on the support arm 2, timing belt pulley 10 is arranged on fixedly on the support arm 2, friction plate 5 is installed on timing belt pulley 10 right flanks synchronously, fixed friction sheet 3 is installed on fixedly on the support arm 2 and at cylinder 1 with synchronously between the friction plate 5, the left end of friction twitch-up assembly 4 is synchronously between friction plate 5 and the fixed friction sheet 3, the right-hand member of friction twitch-up assembly 4 passes fixed friction sheet 3, and the right-hand member of friction twitch-up assembly 4 is connected with the output shaft of cylinder 1, and described friction twitch-up assembly 4 is that key is connected with the right-hand member of unwinding and rewinding inflatable axle 9.In the present embodiment, described fixedly support arm 2 is provided with timing belt pulley holder 22, and timing belt pulley 10 is installed on this timing belt pulley holder 22 by bearing.
In the present embodiment, described friction twitch-up assembly 4 comprises that friction twitch-up 43, left end offer the friction gland 42 of groove, and slide 41; Described slide 41 left ends are provided with the boss 411 that the groove with friction gland 42 is complementary, described friction twitch-up 43 is installed on friction gland 42 left ends, the boss 411 of slide 41 is located in the groove of friction gland 42, the right-hand member of slide 41 passes friction gland 42 and is connected with the output shaft of cylinder 1, and described friction twitch-up 43 is that key is connected with the right-hand member of unwinding and rewinding inflatable axle 9.
The multiple film draw off gear of above-mentioned rotary press comprises that also the string that is fixed on the printing machine is to cover for seat 8, can be along string to the inflatable axle string of cover for seat 8 move left and right to seat 6, and inflatable axle string is to force rod 7, described inflatable axle string is inserted in string in cover for seat 8 to seat 6, inflatable axle string is installed in inflatable axle string to seat 6 right-hand members to force rod 7, inflatable axle string is provided with bearing to seat 6 two ends, and the bearing of inflatable axle string to seat 6 two ends passed at unwinding and rewinding inflatable axle 9 middle parts.
During work, cylinder 1 promotes slide 41 to left movement, boss 411 drive friction twitch-ups 43 in the slide 41 and friction gland 42 are to left movement, make friction twitch-up 43 and friction plate 5 generation frictions synchronously, at this moment, the timing belt pulley 10 that is driven by the drive unit on the printing machine drives friction twitch-up 43 and friction gland 42 rotations, and unwinding and rewinding inflatable axle 9 and printing machine are synchronized with the movement, and reaches the function of rolling; When needs switch to the function that unreels, cylinder 1 pulling slide 41 moves right, boss 411 in the slide 41 drives friction twitch-up 43 and friction gland 42 moves right, make friction gland 42 and fixed friction sheet 3 produce friction, frictional force forms the tension force of unwinding and rewinding inflatable axle 9, reaches the function that unreels; In addition, since be provided with string to cover for seat 8, inflatable axle string to seat 6 and inflatable axle string to force rod 7, only need to promote inflatable axle string and do rectilinear motion to seat 6 to force rod 7 drive inflatable axle strings, just the position of unwinding and rewinding inflatable axle 9 can be adjusted, multiple film location can be according to circumstances revised in process of production at any time.In sum, the multiple film draw off gear of rotary press described in the utility model both can realize unreeling function, can realize the rolling function again, and can revise multiple film location at any time, guaranteed the without interruption of film, improved the quality of products, and reduced the printing loss, enhanced productivity.
The above only is preferred embodiment of the present utility model, so all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.
Claims (5)
1, the multiple film draw off gear of rotary press, comprise the fixedly support arm (2) that is fixed on the printing machine, it is characterized in that: also comprise the friction twitch-up assembly (4) that can rotate with move left and right, promote the cylinder (1) of friction twitch-up assembly (4) move left and right, the timing belt pulley that can rotate (10), can rotate and the unwinding and rewinding inflatable axle (9) of move left and right, and friction plate (5) and fixed friction sheet (3) synchronously; Described cylinder (1) is installed on fixedly on the support arm (2), timing belt pulley (10) is arranged on fixedly on the support arm (2), friction plate (5) is installed on timing belt pulley (10) right flank synchronously, fixed friction sheet (3) is installed on fixedly support arm (2) and goes up and be positioned between cylinder (1) and the synchronous friction plate (5), the left end of friction twitch-up assembly (4) is positioned between synchronous friction plate (5) and the fixed friction sheet (3), the right-hand member of friction twitch-up assembly (4) passes fixed friction sheet (3), and the right-hand member of friction twitch-up assembly (4) is connected with the output shaft of cylinder (1), and described friction twitch-up assembly (4) is that key is connected with the right-hand member of unwinding and rewinding inflatable axle (9).
2, the multiple film draw off gear of rotary press according to claim 1 is characterized in that: described friction twitch-up assembly (4) comprises that friction twitch-up (43), left end offer the friction gland (42) of groove, and slide (41); Described slide (41) left end is provided with the boss (411) that the groove with friction gland (42) is complementary, described friction twitch-up (43) is installed on friction gland (42) left end, the boss (411) of slide (41) is located in the groove of friction gland (42), the right-hand member of slide (41) passes friction gland (42) and is connected with the output shaft of cylinder (1), and described friction twitch-up (43) is that key is connected with the right-hand member of unwinding and rewinding inflatable axle (9).
3, the multiple film draw off gear of rotary press according to claim 2, it is characterized in that: described fixedly support arm (2) is provided with timing belt pulley holder (22), and timing belt pulley (10) is installed on this timing belt pulley holder (22) by bearing.
4, the multiple film draw off gear of rotary press according to claim 3, it is characterized in that: comprise that also the string that is fixed on the printing machine is to cover for seat (8), can be along string to the inflatable axle string of cover for seat (8) move left and right to seat (6), and inflatable axle string is to force rod (7), described inflatable axle string is inserted in string in cover for seat (8) to seat (6), inflatable axle string is installed in inflatable axle string to seat (6) right-hand member to force rod (7), inflatable axle string is provided with bearing to seat (6) two ends, and the bearing of inflatable axle string to seat (6) two ends passed at unwinding and rewinding inflatable axle (9) middle part.
5, according to the multiple film draw off gear of each described rotary press of claim 1 to 4, it is characterized in that: described fixedly support arm (2) is provided with reinforcement (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200601328U CN201427431Y (en) | 2009-07-09 | 2009-07-09 | Compound film unwinding and winding device for rotary printing press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200601328U CN201427431Y (en) | 2009-07-09 | 2009-07-09 | Compound film unwinding and winding device for rotary printing press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201427431Y true CN201427431Y (en) | 2010-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200601328U Expired - Fee Related CN201427431Y (en) | 2009-07-09 | 2009-07-09 | Compound film unwinding and winding device for rotary printing press |
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| Country | Link |
|---|---|
| CN (1) | CN201427431Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103434261A (en) * | 2013-08-30 | 2013-12-11 | 无锡宝南机器制造有限公司 | Belt shaft structure with rapid annular belt changing device |
-
2009
- 2009-07-09 CN CN2009200601328U patent/CN201427431Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103434261A (en) * | 2013-08-30 | 2013-12-11 | 无锡宝南机器制造有限公司 | Belt shaft structure with rapid annular belt changing device |
| CN103434261B (en) * | 2013-08-30 | 2015-06-03 | 无锡宝南机器制造有限公司 | Belt shaft structure with rapid annular belt changing device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100324 Termination date: 20130709 |