CN102853969A - Automatic dynamic balance device of direct plate setter - Google Patents
Automatic dynamic balance device of direct plate setter Download PDFInfo
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- CN102853969A CN102853969A CN2012103175687A CN201210317568A CN102853969A CN 102853969 A CN102853969 A CN 102853969A CN 2012103175687 A CN2012103175687 A CN 2012103175687A CN 201210317568 A CN201210317568 A CN 201210317568A CN 102853969 A CN102853969 A CN 102853969A
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- counterbalance weight
- dynamic balance
- push rod
- automatic dynamic
- direct plate
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Abstract
The invention refers to a dynamic balance adjusting device of a rotary drum for plates with different sizes of a direct plate setter. The invention discloses an automatic dynamic balance device of a direct plate setter. The automatic dynamic balance device comprises a rotary drum and a balance block supporting and guiding device arranged on the rotary drum; the balance block supporting and guiding device comprises an end cover (73) arranged at the side face of the rotary cylinder and a slide block supporting ring (74); and balance blocks (78) are clamped between the end cover (73) and the slide block supporting ring (74). The automatic dynamic balance device further comprises a balance block driving system, comprising an electric motor (106) and a push rod (100). Through fixing the balance blocks on two end faces of the rotary drum, the problem of dynamic balance of the rotary drum caused by the plates with different sizes is solved, so that the vibration amplitude of the rotary drum in the high-speed rotation is reduced; and due to the fact that the dynamic balance is automatically realized, the work time is decreased, and the working efficiency of the direct plate setter is increased.
Description
Technical field
The present invention relates to the cylinder transient equilibrium regulating device of direct plate maker different size plate, related in particular to a kind of automatic dynamic balance device of direct plate maker.
Background technology
In the present printing industry, the plate of all size is arranged, be used for satisfying the different clients' of printing industry demand.But the plate of different size is had higher requirement to the cylinder transient equilibrium of direct plate maker.Because the plate of the different breadths of different size, varying in weight of this material saving, and the position that is used for the fixing movable clamp bar of plate is difference also, caused the dynamically balanced variation of cylinder, under the not high prerequisite of rotating speed, this dynamically balanced variation can be ignored, but nowadays pursuing the printing industry of efficient, in order to ask most efficient, producer drum rotation speed carry very high, therefore dynamically balanced subtle change can cause the huge vibrations of machine.In order to address this problem, just must find a kind of method, can realize the dynamically balanced automatic adjusting of cylinder.
Summary of the invention
The present invention is directed to the dynamically balanced variation of cylinder that the plate of different size causes in the prior art, and dynamically balanced variation can cause the huge vibrations of machine, the shortcomings such as normal operation of direct plate maker have been affected, a kind of mode by stable equilibrium piece on two end faces of cylinder is provided, before the cylinder high-speed rotation, automatically adjust the position of counterbalance weight, thereby realize that cylinder reaches the automatic dynamic balance device of dynamically balanced direct plate maker when rotating.
In order to solve the problems of the technologies described above, the present invention is solved by following technical proposals:
The automatic dynamic balance device of direct plate maker, comprise cylinder and be arranged on counterbalance weight support oriented device on the cylinder, described counterbalance weight support oriented device comprises end cap and the slider support ring that is arranged on the cylinder side, is connected with counterbalance weight between end cap and the slider support ring; Also comprise the counterbalance weight drive system, the counterbalance weight drive system comprises motor and push rod.
As preferably, described counterbalance weight drive system comprises optocoupler, and counterbalance weight is two.Counterbalance weight has two, by calculating, at different position stable equilibrium pieces, is used for the balance of cylinder.
As preferably, described counterbalance weight comprises balancing weight, and the two ends of balancing weight are the plastic support piece, and the front of balancing weight is provided with optocoupler pointer and conical pilot hole, and the back side is provided with magnet.The optocoupler pointer is used for the position probing of counterbalance weight.By magnet is installed at the balancing weight back side, therefore, counterbalance weight is adsorbed in the counterbalance weight support and guide piece that is comprised of end cap and slider support ring, and the both sides of balancing weight are by arranging the plastic support piece, be used for the fixing of balancing weight and slide, the friction force when the minimizing balancing weight slides.
As preferably, described end cap and slider support ring are provided with cover plate, and the magnet at the counterbalance weight back side contacts with cover plate.Balancing weight only magnet segment contacts with cover plate, and other positions do not contact with cover plate.
As preferably, also be provided with the back-up block projection on the described plastic support piece, back-up block projection, magnet contact with cover plate.By at the plastic support piece back-up block projection being set, because the back-up block projection is still smaller with the contact area of cover plate, so in the stability that has improved counterbalance weight, make friction force between counterbalance weight and the cover plate still in controlled range.
As preferably, described motor is arranged on the frame, and motor is connected with screw mandrel by shaft coupling, and screw mandrel is connected with push rod by nut.
As preferably, the end of described push rod also is provided with the push rod cap, is connected with spring between push rod and the push rod cap, and the push rod cap cooperates with pilot hole on the counterbalance weight.
As preferably, described balancing weight is copper billet.
As preferably, also be provided with optocoupler on the described frame, optocoupler be arranged on push rod directly over, counterbalance weight is sought the position by the optocoupler pointer, locates by scrambler.
The present invention is owing to having adopted above technical scheme, have significant technique effect: the present invention is by stable equilibrium piece on two end faces of cylinder, solved the cylinder dynamic equilibrium problems that the different size plate causes, thereby reduced the vibration amplitude in the cylinder High Rotation Speed, and because transient equilibrium is automatically to realize, therefore reduce the working time, increased the work efficiency of direct plate maker.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1.
Fig. 2 is the left view of Fig. 1 intermediate roll.
Fig. 3 is the front view of counterbalance weight among Fig. 1.
Fig. 4 is the rear view of counterbalance weight among Fig. 1.
The toponym that each number designation refers in the above accompanying drawing is as follows: wherein 73-end cap, 74-slider support ring, 75-cover plate, 76-spring, 78-counterbalance weight, 79-push rod cap, 80-optocoupler pointer, 81-balancing weight, 82-plastic support piece, 83-magnet, 84-taper hole, 85-back-up block projection, 100-push rod, 101-screw mandrel, 103-optocoupler, 104-shaft coupling, 105-electric machine support.
Embodiment
Below in conjunction with accompanying drawing 1 to Fig. 4 and embodiment the present invention is described in further detail:
Embodiment 1
The automatic dynamic balance device of direct plate maker, as shown in Figures 1 to 4, comprise cylinder and be arranged on counterbalance weight support oriented device on the cylinder, described counterbalance weight support oriented device comprises the end cap 73 and slider support ring 74 that is arranged on the cylinder side, is connected with counterbalance weight 78 between end cap 73 and the slider support ring 74; Also comprise the counterbalance weight drive system, the counterbalance weight drive system comprises motor 106 and push rod 100.Balance drive systems comprises and detects optocoupler 103, be used for to the fixing of counterbalance weight 78 with loosen, push rod 100, push rod cap 79, spring 76, motor 106, shaft coupling 104 forms the counterweight drive systems.
The counterbalance weight drive system comprises optocoupler 103, and counterbalance weight 78 is two.Counterbalance weight 78 has two, by calculating, at different position stable equilibrium pieces 78, is used for the balance of cylinder.
Motor 106 is arranged on the frame 105, and motor 106 is connected with screw mandrel 101 by shaft coupling 104, and screw mandrel 101 is connected with push rod 100 by nut 102.
The end of push rod 100 also is provided with push rod cap 79, is connected with spring 76 between push rod 100 and the push rod cap 79, and push rod cap 79 cooperates with pilot hole 84 on the counterbalance weight 78.Push rod cap 79 has certain tapering, and is identical with the conical pilot hole 84 on the counterbalance weight 78.By the push rod cap 79 of design taper and the pilot hole 84 of taper, stablizing in the time of can guaranteeing to locate can not slided.When push rod cap 79 contacted with pilot hole 84, optocoupler pointer 80 was just in time between optocoupler 103 and push rod 100.
Balancing weight 81 is copper billet.Also be provided with optocoupler 103 on the frame 105, optocoupler 103 be arranged on push rod 100 directly over, counterbalance weight 78 is sought positions by optocoupler pointer 80, locates by scrambler.
Fixing and the guide piece of counterbalance weight, comprise end cap 73, slider support ring 74, cover plate 75 threes form jointly, counterbalance weight 78 is in slider support ring 74 inside, and slider support ring 74 edges have been provided with flange, and its purpose is for to be stuck in inside to counterbalance weight 78, when cylinder rotated, counterbalance weight 78 can not be thrown out of.Have one on the slider support ring 74 and be convenient to the groove that counterbalance weight 78 is packed into.Counterbalance weight 78 comprises that material is balancing weight 81, the optocoupler pointer 83 for detection of the counterbalance weight position, magnet 83 and the plastic support piece 82 of copper.Magnet 83 contacts with cover plate 75, and balancing weight 81 does not contact with cover plate 75, and plastic support piece 82 contacts with cover plate 73.In slider support ring 74 inside two counterbalance weights 78 are installed, by two counterbalance weights 78 are placed and diverse location, can reduce cylinder vibration amplitude when rolling.According to certain algorithm, can correspondence plate specification arbitrarily, counterbalance weight 78 is sought fixed positions by optocoupler pointer 80, by the scrambler location, to reach the purpose of automatic regulation moving balance.
In the time of drum rotating, two counterbalance weights 78 are attached on the cover plate 75, when optocoupler 103 detects optocoupler pointer 80, cylinder stops operating, control system provides signal to motor 106, motor 106 stretches out push rod 100, and the push rod cap 82 with constant slope is embedded in the corresponding counterbalance weight 78 and has in the pilot hole 84 of constant slope.At this moment spring 76 is subjected to force compresses, counterbalance weight 78 and push rod cap 79 are connected together, owing to when plate and movable clamp bar wrap on the cylinder, causing the imbalance of cylinder, calculating centre of gravity place according to the weighing scale of plate and movable clamp bar, utilize the center of gravity calculation formula to calculate the position of balancing weight, navigate to ad-hoc location with scrambler, behind the arrival ad-hoc location, control system is to motor 106 signals, push rod 100 is retracted, and counterbalance weight 78 is positioned ad-hoc location.Repeat above action, make second counterbalance weight 78 arrive ad-hoc location, by above step, the action of the automatic dynamic balance of cylinder has just been finished.
Embodiment 2
The automatic dynamic balance device of direct plate maker, as shown in Figures 1 to 4, comprise cylinder and be arranged on counterbalance weight support oriented device on the cylinder, described counterbalance weight support oriented device comprises the end cap 73 and slider support ring 74 that is arranged on the cylinder side, is connected with counterbalance weight 78 between end cap 73 and the slider support ring 74; Also comprise the counterbalance weight drive system, the counterbalance weight drive system comprises motor 106 and push rod 100.
The counterbalance weight drive system comprises optocoupler 103, and counterbalance weight 78 is two.Counterbalance weight 78 has two, by calculating, at different position stable equilibrium pieces 78, is used for the balance of cylinder.Be fixed with counterbalance weight 78 on two end faces of cylinder, counterbalance weight 78 is arranged in the counterbalance weight guiding and stationary installation that is comprised of end cap 73 and slider support ring 74, and counterbalance weight guiding and stationary installation have two corresponding breach, are used for the installation of counterbalance weight 78.
Also be provided with back-up block projection 85 on the plastic support piece 82, back-up block projection 85, magnet 83 contact with cover plate 75.By at plastic support piece 82 back-up block projection 85 being set, because back-up block projection 85 is still smaller with the contact area of cover plate 75, therefore in the stability that has improved counterbalance weight 78, make friction force between counterbalance weight 78 and the cover plate 75 still in controlled range.
Motor 106 is arranged on the frame 105, and motor 106 is connected with screw mandrel 101 by shaft coupling 104, and screw mandrel 101 is connected with push rod 100 by nut 102.
The end of push rod 100 also is provided with push rod cap 79, is connected with spring 76 between push rod 100 and the push rod cap 79, and push rod cap 79 cooperates with pilot hole 84 on the counterbalance weight 78.
Balancing weight 81 is copper billet.Also be provided with optocoupler 103 on the frame 105, optocoupler 103 be arranged on push rod 100 directly over, counterbalance weight 78 is sought positions by optocoupler pointer 80, locates by scrambler.
In a word, the above only is preferred embodiment of the present invention, and all equalizations of doing according to the present patent application claim change and modify, and all should belong to the covering scope of patent of the present invention.
Claims (9)
1. the automatic dynamic balance device of direct plate maker, comprise cylinder and be arranged on counterbalance weight support oriented device on the cylinder, it is characterized in that: described counterbalance weight support oriented device comprises the end cap (73) and slider support ring (74) that is arranged on the cylinder side, is connected with counterbalance weight (78) between end cap (73) and the slider support ring (74); Also comprise the counterbalance weight drive system, the counterbalance weight drive system comprises motor (106) and push rod (100).
2. the automatic dynamic balance device of direct plate maker according to claim 1, it is characterized in that: described counterbalance weight drive system also comprises optocoupler (103), counterbalance weight (78) is two.
3. the automatic dynamic balance device of direct plate maker according to claim 1, it is characterized in that: described counterbalance weight (78) comprises balancing weight (81), the two ends of balancing weight (81) are plastic support piece (82), the front of balancing weight (81) is provided with optocoupler pointer (80) and conical pilot hole (84), and the back side is provided with magnet (83).
4. the automatic dynamic balance device of direct plate maker according to claim 3, it is characterized in that: described end cap (73) is provided with cover plate (75) with slider support ring (74), and the magnet (83) at counterbalance weight (78) back side contacts with cover plate (75).
5. the automatic dynamic balance device of direct plate maker according to claim 3, it is characterized in that: also be provided with back-up block projection (85) on the described plastic support piece (82), back-up block projection (85), magnet (83) contact with cover plate (75).
6. the automatic dynamic balance device of direct plate maker according to claim 3, it is characterized in that: described motor (106) is arranged on the frame (105), motor (106) is connected with screw mandrel (101) by shaft coupling (104), and screw mandrel (101) is connected with push rod (100) by nut (102).
7. the automatic dynamic balance device of direct plate maker according to claim 6, it is characterized in that: the end of described push rod (100) also is provided with push rod cap (79), be connected with spring (76) between push rod (100) and the push rod cap (79), push rod cap (79) cooperates with pilot hole (84) on the counterbalance weight (78).
8. the automatic dynamic balance device of direct plate maker according to claim 3, it is characterized in that: described balancing weight (81) is copper billet.
9. the automatic dynamic balance device of direct plate maker according to claim 6, it is characterized in that: also be provided with optocoupler (103) on the described frame (105), optocoupler (103) be arranged on push rod (100) directly over, counterbalance weight (78) is sought the position by optocoupler pointer (80), locates by scrambler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210317568.7A CN102853969B (en) | 2012-08-31 | 2012-08-31 | Automatic dynamic balance device of direct plate setter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210317568.7A CN102853969B (en) | 2012-08-31 | 2012-08-31 | Automatic dynamic balance device of direct plate setter |
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| CN102853969A true CN102853969A (en) | 2013-01-02 |
| CN102853969B CN102853969B (en) | 2014-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210317568.7A Active CN102853969B (en) | 2012-08-31 | 2012-08-31 | Automatic dynamic balance device of direct plate setter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375454A (en) * | 2018-05-18 | 2018-08-07 | 安徽工业大学 | A kind of large size rigid rotator imbalance fault automatic balancing arrangement and method |
| CN110936700B (en) * | 2019-11-27 | 2021-07-20 | 湖南印之明智能制造有限公司 | Governing system of CTP platemaking machine |
Citations (6)
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|---|---|---|---|---|
| US5813346A (en) * | 1996-08-22 | 1998-09-29 | Scitex Corporation Ltd. | Adaptive drum balancing system |
| US20020020315A1 (en) * | 2000-08-10 | 2002-02-21 | Heinz Siebolds | Method and device for balancing rotating bodies |
| CN101446763A (en) * | 2008-12-22 | 2009-06-03 | 深圳市大族激光科技股份有限公司 | Device for automatically adjusting dynamic balance of exposure roller |
| CN101537727A (en) * | 2009-04-22 | 2009-09-23 | 潍坊华光精工设备有限公司 | Automatic counterweight device for rolling drum of direct plate-making machine |
| CN102174950A (en) * | 2011-03-03 | 2011-09-07 | 南京林业大学 | Automatic balancing mechanism for platemaking roller |
| CN202013483U (en) * | 2011-03-31 | 2011-10-19 | 上海豹驰长城数码印刷设备有限公司 | Dynamic balance mechanism used in computer to plate (CTP) plate-making device |
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2012
- 2012-08-31 CN CN201210317568.7A patent/CN102853969B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5813346A (en) * | 1996-08-22 | 1998-09-29 | Scitex Corporation Ltd. | Adaptive drum balancing system |
| US20020020315A1 (en) * | 2000-08-10 | 2002-02-21 | Heinz Siebolds | Method and device for balancing rotating bodies |
| CN101446763A (en) * | 2008-12-22 | 2009-06-03 | 深圳市大族激光科技股份有限公司 | Device for automatically adjusting dynamic balance of exposure roller |
| CN101537727A (en) * | 2009-04-22 | 2009-09-23 | 潍坊华光精工设备有限公司 | Automatic counterweight device for rolling drum of direct plate-making machine |
| CN102174950A (en) * | 2011-03-03 | 2011-09-07 | 南京林业大学 | Automatic balancing mechanism for platemaking roller |
| CN202013483U (en) * | 2011-03-31 | 2011-10-19 | 上海豹驰长城数码印刷设备有限公司 | Dynamic balance mechanism used in computer to plate (CTP) plate-making device |
Non-Patent Citations (1)
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| 邢洁芳: "CTP成像滚筒动平衡机构特性及配重实验", 《包装工程》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375454A (en) * | 2018-05-18 | 2018-08-07 | 安徽工业大学 | A kind of large size rigid rotator imbalance fault automatic balancing arrangement and method |
| CN110936700B (en) * | 2019-11-27 | 2021-07-20 | 湖南印之明智能制造有限公司 | Governing system of CTP platemaking machine |
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| Publication number | Publication date |
|---|---|
| CN102853969B (en) | 2014-11-19 |
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