CN208529926U - A kind of offset press damping device - Google Patents
A kind of offset press damping device Download PDFInfo
- Publication number
- CN208529926U CN208529926U CN201821066827.2U CN201821066827U CN208529926U CN 208529926 U CN208529926 U CN 208529926U CN 201821066827 U CN201821066827 U CN 201821066827U CN 208529926 U CN208529926 U CN 208529926U
- Authority
- CN
- China
- Prior art keywords
- roller
- damping
- laser
- reflecting mirror
- fountain solution
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Rotary Presses (AREA)
- Inking, Control Or Cleaning Of Printing Machines (AREA)
Abstract
The utility model discloses a kind of offset press damping devices, including moistening unit, sensing device and controller.Sensing device is mounted on the plate cylinder top of offset press, and sensing device is connect with controller signals；Moistening unit includes drive motor, profit infusion storage box, 5 drive motors and respectively in moistening unit water bucket roller, pass damping roller, dampening vibrator roller, the shaft clearance of damping roller and plate cylinder cooperate；The inside bottom side of fountain solution storage box is equipped with two pass joints, and two pass joint lower threads are connected with circular glass pipe, and circular glass pipe is located at the upside of water bucket roller and offers a round hole, cylindrical body plug and its clearance fit.The right end of cylindrical body plug is equipped with stepper motor, and stepper motor is connect with controller signals.The utility model cannot automatically adjust the technical problems such as influence printing quality for wetting liquid measure in the prior art and improve.The utility model has the characteristics that adjusting fountain solution precision is high, printing quality is high and production efficiency is fast.
Description
Technical field
The utility model relates to a kind of offset press manufacturing field of equipment more particularly to a kind of offset press damping devices.
Background technique
Offset printing at present is carried out using oil and the mutually exclusive principle of water.The damping device of offset press is coated with to printing plate to be moistened
Printing plate non-graphic part is protected, is allowed to non-sticky ink by wet liquid.Because offset printing speed is fast, printing quality is relatively stable,
The advantages that entirely print cycle is short, and be widely used in books and periodicals, newspaper and quite a few commercial printing field.Correctly control
The wetting liquid measure being coated with to printing plate is made, the ink-water balance kept is the essential condition for obtaining high quality printing product, and confluent is not
Foot, can generate dirty version phenomenon；Confluent is excessive, can not only make paper distortion, influences register, but also can aggravate the cream of ink
Change.Therefore, how to guarantee to supply enough and uniform waters, and printing quality is made to reach optimum efficiency and water supply control is existed
Minimum limit is a critical issue in offset printing.
For this purpose, the utility model is sentenced compared to existing range estimation the utility model discloses a kind of offset press damping device
Whether fountain solution is suitable on disconnected printing forme, uses and is projected on plate cylinder with laser by reflecting mirror, the non-image portion of printing plate
Divide after being irradiated with a laser, if wetting liquid measure is small, the diffusion of reflected light is with regard to big, if wetting liquid measure is big, the diffusion of reflected light is just
It is small, close to mirror-reflection, light signal strength after reflection by sensor be converted to electric signal be sent into controller with initial value into
Row compares.The displacement for adjusting servo motor by controller again controls to control the displacement of cylindrical body plug in a glass tube
The flow of fountain solution replaces the bucket in general printing machine with leakproofness fountain solution storage box, can have difference to fountain solution
Selection, such as do fountain solution with alcohol and can reduce the surface tension of fountain solution, the reduction of surface tension improves fountain solution and exists
Spreading property on plate surface.It is placed in sealed environment that alcohol evaporation rate is many slowly compared with bucket, substantially increases fountain solution
Service life, in addition to this, glass tube then avoid ink using discontiguous mode on the upside of water bucket roller to transmit fountain solution
The problems such as polluting fountain solution, reducing printing quality.The utility model adaptable strong, adjusting fountain solution precision height, printing quality
Amount height and the fast feature of production efficiency.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of offset press damping device, with solution
Wetting liquid measure certainly in the prior art cannot automatically adjust, fountain solution is easily contaminated with ink the technology for causing printing quality low etc. and asks
Topic.The adaptable feature strong, adjusting fountain solution precision is high, printing quality is high and production efficiency is fast of the utility model.
The utility model is achieved through the following technical solutions: the utility model discloses a kind of wettings of offset press to fill
Set, including moistening unit, sensing device and controller, moistening unit include water bucket roller, pass damping roller, dampening vibrator roller and damping roller, water
Struggle against roller and biography damping roller surface pressing fitting, passes damping roller and the fitting of dampening vibrator roller surface pressing, dampening vibrator roller and dampening roller surface pressure plaster
Close, the plate cylinder surface pressing fitting of damping roller and printing machine；
Sensing device includes laser, reflecting mirror and laser sensor, and laser is mounted on plate cylinder top and and print
Plate cylinder is parallel, and the quantity of reflecting mirror is two, and a reflecting mirror is mounted on the front side of laser horizontal by 45 degree of angles,
Laser is connect with reflecting mirror by optical fiber；The center of reflecting mirror and laser is on same axis, and reflecting mirror hangs down
Be mounted on another reflecting mirror and two mirror parallels on line, laser sensor be mounted on the upside of plate cylinder and with control
Device signal connection processed；
Moistening unit further includes having 5 drive motors, fountain solution storage box, two pass joints, circular glass pipe, cylindrical body plug
Son and stepper motor, 5 drive motors respectively with water bucket roller, pass damping roller, dampening vibrator roller, the shaft clearance of damping roller and plate cylinder match
It closes；Fountain solution storage box is rectangular configuration, two pass joints are mounted on the bottom of fountain solution storage box, the top of two pass joints with
It is communicated inside fountain solution storage box, circular glass pipe is fixedly connected with the lower thread of two pass joints, and circular glass pipe is located at water
It struggles against the upside of roller, a round hole, round hole and cylindrical body plug clearance fit, stepping is also provided at the center of circular glass pipe
Motor is mounted on the right end of cylindrical body plug and connect with controller signals.
Preferably, in order to accurately measure the amount of fountain solution, so that soaking, liquid measure is controllable, and laser uses model JY-
HN2.0R, laser sensor use model ZLTD18, and controller uses model 51.
Preferably, in order to keep the displacement of cylindrical body plug not jerky and not damage circular glass pipe, the cylindrical body plug
Outer rim wraps up layer of non-woven fabric.
Preferably, prevent the fountain solution in fountain solution from leaking outside, the outer rim of two pass joints is equipped with sealing rubber ring.
Preferably, in order to which the liquid in circular glass pipe is accurately transmitted on water bucket roller and is not splashed out, circular glass pipe
Vertical line and water bucket roller have intersection point and are arranged within the scope of 0.5-1CM with the vertical range of water bucket roller.
The utility model discloses a kind of offset press damping device, the utility model judges printing forme compared to existing range estimation
Whether upper fountain solution is suitable, uses and is projected on plate cylinder with laser by reflecting mirror, and the light signal strength after reflection is logical
Cross sensor be converted to electric signal be sent into controller in be compared with initial value.The position of servo motor is adjusted by controller again
In-migration controls the displacement of cylindrical body plug in a glass tube to control the flow of fountain solution, is replaced with leakproofness fountain solution storage box
Bucket in general printing machine, can have different selections, such as do fountain solution with alcohol to reduce fountain solution to fountain solution
Surface tension, the reduction of surface tension improves spreading property of the fountain solution on plate surface.It is placed on wine in sealed environment
Smart evaporation rate is many slowly compared with bucket, substantially increases fountain solution service life, and in addition to this, glass tube is adopted on the upside of water bucket roller
The problems such as fountain solution then avoids ink contamination fountain solution, reduces printing quality is transmitted with discontiguous mode.This is practical new
The adaptable feature strong, adjusting fountain solution precision is high, printing quality is high and production efficiency is fast of type.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is moistening unit left view structural representation；
Fig. 3 is the water-supply structure schematic diagram of moistening unit；
Fig. 4 is the structural schematic diagram of sensing device light path transmission structure.
Specific embodiment
It elaborates below to the embodiments of the present invention, the present embodiment before being with technical solutions of the utility model
It puts and is implemented, the detailed implementation method and specific operation process are given, but the protection scope of the utility model is unlimited
In following embodiments.
Embodiment 1
Embodiment 1 discloses a kind of offset press damping device, as shown in Figure 1 and Figure 4, including moistening unit 1, sensing device
2 and controller 3, moistening unit 2 include water bucket roller 112, pass damping roller 113, dampening vibrator roller 114 and damping roller 115, water bucket roller 112
It is bonded with 113 surface pressing of damping roller is passed, passes damping roller 113 and the fitting of 114 surface pressing of dampening vibrator roller, dampening vibrator roller 114 and damping roller
The fitting of 115 surface pressings, 116 surface pressing of the plate cylinder fitting of damping roller 115 and printing machine；
Sensing device 2 includes laser 21, reflecting mirror 22 and laser sensor 23, the laser of model JY-HN2.0R
21 are mounted on 116 top of plate cylinder and parallel with plate cylinder 116, and the quantity of reflecting mirror 22 is two, a reflecting mirror 22
The front side of laser 21 is mounted on horizontal by 45 degree of angles, the laser 21 and reflecting mirror 22 of model JY-HN2.0R is logical
Cross optical fiber connection；The center of the laser 21 of reflecting mirror 22 and model JY-HN2.0R is on same axis, reflecting mirror
Another reflecting mirror 22 and two mirror parallels are installed, the laser sensor 23 of model ZLTD18 is pacified on 22 vertical line
Mounted in plate cylinder 116 upside and connect with 3 signal of the controller of model 51；
As shown in Figures 2 and 3, moistening unit 1 further includes having 5 drive motors 117, fountain solution storage box 111, two to connect
First 118,121,5 circular glass pipe 119, cylindrical body plug 120 and stepper motor drive motors 117 respectively with water bucket roller
112, pass damping roller 113, dampening vibrator roller 114, the shaft clearance cooperation of damping roller 115 and plate cylinder 116；Fountain solution storage box 111 is
Rectangular configuration, two pass joints 118 are mounted on the bottom of fountain solution storage box 111, and the top of two pass joints 118 and fountain solution store
It is communicated inside case 111 and the outer rim of two pass joints 118 is equipped with sealing rubber ring (being not marked in figure).Circular glass pipe 119 with
The lower thread of two pass joints 118 is fixedly connected, and circular glass pipe 119 is located at the upside of water bucket roller 112, circular glass pipe 119
Vertical line and water bucket roller 112 have intersection point and be set as 0.5CM with the vertical range of water bucket roller 112.In circular glass pipe 119
It is also provided at the heart round hole (being not marked in figure), round hole (being not marked in figure) and 120 clearance fit of cylindrical body plug, circle
The outer rim of cylinder plug 120 wraps up layer of non-woven fabric (being not marked in figure).Stepper motor 121 is mounted on cylindrical body plug 120
It right end and is connect with 3 signal of the controller of model 51, controller 3 is mounted on the right side of stepper motor 121.
Embodiment 2
Embodiment 2 discloses a kind of offset press damping device, including moistening unit 1, sensing device 2 and controller 3, wetting
Unit 2 include water bucket roller 112, pass damping roller 113, dampening vibrator roller 114 and damping roller 115, water bucket roller 112 and pass 113 surface of damping roller pressure
Power fitting passes damping roller 113 and the fitting of 114 surface pressing of dampening vibrator roller, dampening vibrator roller 114 and the fitting of 115 surface pressing of damping roller, dampening
The fitting of 116 surface pressing of plate cylinder of roller 115 and printing machine；
Sensing device 2 includes laser 21, reflecting mirror 22 and laser sensor 23, the laser of model JY-HN2.0R
21 are mounted on 116 top of plate cylinder and parallel with plate cylinder 116, and the quantity of reflecting mirror 22 is two, a reflecting mirror 22
The front side of laser 21 is mounted on horizontal by 45 degree of angles, the laser 21 and reflecting mirror 22 of model JY-HN2.0R is logical
Cross optical fiber connection；The center of the laser 21 of reflecting mirror 22 and model JY-HN2.0R is on same axis, reflecting mirror
Another reflecting mirror 22 and two mirror parallels are equipped on 22 vertical line, the laser sensor 23 of model ZLTD18 is installed
Plate cylinder 116 upside and connect with 3 signal of the controller of model 51；
Moistening unit 1 further includes having 5 drive motors 117, fountain solution storage box 111, two pass joints 118, circular glass
121,5 pipe 119, cylindrical body plug 120 and stepper motor drive motors 117 respectively with water bucket roller 112, pass damping roller 113, string
Damping roller 114, the shaft clearance cooperation of damping roller 115 and plate cylinder 116；Fountain solution storage box 111 is rectangular configuration, two pass joints
118 are mounted on the bottom of fountain solution storage box 111, communicate inside the top of two pass joints 118 and fountain solution storage box 111 and two
The outer rim of pass joint 118 is equipped with sealing rubber ring.Circular glass pipe 119 is fixedly connected with the lower thread of two pass joints 118,
Circular glass pipe 119 is located at the upside of water bucket roller 112, and the vertical line and water bucket roller 112 of circular glass pipe 119 have intersection point and and bucket
The vertical range of roller 112 is set as 1CM.A round hole, round hole and cylindrical body are also provided at the center of circular glass pipe 119
The outer rim of 120 clearance fit of plug, cylindrical body plug 120 wraps up layer of non-woven fabric.Stepper motor 121 is mounted on cylindrical body plug
It 120 right end and is connect with 3 signal of the controller of model 51, controller 3 is mounted on the right side of stepper motor 121.
Claims (5)
1. a kind of offset press damping device, including moistening unit, sensing device and controller, the moistening unit include bucket
Roller, pass damping roller, dampening vibrator roller and damping roller, the water bucket roller and the biographys damping roller surface pressing be bonded, the biography damping roller and described
The fitting of dampening vibrator roller surface pressing, the dampening vibrator roller and dampening roller surface pressure fitting, described the print of damping roller and printing machine
The fitting of plate cylinder surface pressing；
The sensing device includes laser, reflecting mirror and laser sensor, and the laser is mounted on the plate cylinder
Portion and parallel with the plate cylinder, the quantity of the reflecting mirror are two, and a reflecting mirror is horizontal by 45 degree folders
Angle is mounted on the front side of the laser, and the laser is connect with the reflecting mirror by optical fiber；The reflecting mirror and
The center of the laser is on same axis, another described reflecting mirror and two are equipped on the vertical line of the reflecting mirror
The mirror parallel, the laser sensor are mounted on the upside of the plate cylinder and are connected with the controller in a signal way.；
It is characterized in that, the moistening unit further includes having 5 drive motors, fountain solution storage box, two pass joints, circular glass
Pipe, cylindrical body plug and stepper motor, 5 drive motors respectively with the water bucket roller, pass damping roller, dampening vibrator roller, damping roller
Cooperate with the shaft clearance of plate cylinder；The fountain solution storage box is rectangular configuration, and two pass joint is mounted on the wetting
Communicated inside the bottom of liquid storage box, the top of two pass joint and the fountain solution storage box, the circular glass pipe with
The lower thread of two pass joint is fixedly connected, and the circular glass pipe is located at the upside of the water bucket roller, the circle glass
A round hole, the round hole and the cylindrical body plug clearance fit, the stepper motor are also provided at the center of glass pipe
It is mounted on the right end of the cylindrical body plug and is connected with the controller in a signal way..
2. a kind of offset press damping device as described in claim 1, which is characterized in that the laser uses model
JY-HN2.0R, the laser sensor use model ZLTD18, and the controller uses model 51.
3. a kind of offset press damping device as described in claim 1, which is characterized in that the outer rim of the cylindrical body plug is wrapped up
Layer of non-woven fabric.
4. a kind of offset press damping device as described in claim 1, which is characterized in that the outer rim of two pass joint is equipped with
Sealing rubber ring.
5. a kind of offset press damping device as described in claim 1, which is characterized in that the vertical line of the circular glass pipe and institute
Stating water bucket roller has intersection point and is arranged within the scope of 0.5-1CM with the vertical range of the water bucket roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821066827.2U CN208529926U (en) | 2018-07-06 | 2018-07-06 | A kind of offset press damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821066827.2U CN208529926U (en) | 2018-07-06 | 2018-07-06 | A kind of offset press damping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208529926U true CN208529926U (en) | 2019-02-22 |
Family
ID=65387951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821066827.2U Expired - Fee Related CN208529926U (en) | 2018-07-06 | 2018-07-06 | A kind of offset press damping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208529926U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108705849A (en) * | 2018-07-06 | 2018-10-26 | 芜湖市华美工艺包装有限公司 | A kind of offset press damping device |
-
2018
- 2018-07-06 CN CN201821066827.2U patent/CN208529926U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108705849A (en) * | 2018-07-06 | 2018-10-26 | 芜湖市华美工艺包装有限公司 | A kind of offset press damping device |
| CN108705849B (en) * | 2018-07-06 | 2024-03-08 | 芜湖市华美工艺包装有限公司 | Wetting device of offset press |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208529926U (en) | A kind of offset press damping device | |
| CN202952647U (en) | Ink liquid level control device of corrugated case printer ink storage barrel | |
| CN206968188U (en) | Printing machine and its automatic ink feeder of fast | |
| CN205890192U (en) | Automatic printing of corrugated paper is with inking, time black device | |
| CN111812752B (en) | Automatic ink coating mechanism of optical lens ink coating machine | |
| CN108705849A (en) | A kind of offset press damping device | |
| CN208469273U (en) | A kind of printing machine fountain solution regulating device | |
| US20190329564A1 (en) | Ink level detecting device of ink supply system | |
| CN206351579U (en) | A kind of printing machine fountain solution concentrates allotment feed system | |
| CN206899991U (en) | Offset printing machine ink loading device | |
| CN210617309U (en) | 3D printing apparatus with inside horizontal control adjusts structure | |
| CN214132560U (en) | Glue solution adding device for glue tank | |
| CN104175712A (en) | Device capable of automatically adjusting ink density | |
| CN207388636U (en) | A kind of filter device of printing machine | |
| CN206968170U (en) | A kind of printing machine passs black device | |
| CN210116271U (en) | Constant temperature ink barrel | |
| CN207594523U (en) | A kind of Environmental-protection water-based ink register | |
| CN208361453U (en) | A kind of printing machine platform automatic feed mechanism | |
| CN108749278A (en) | A kind of printing machine fountain solution regulating device | |
| CN219927260U (en) | Concentrated ink supply device of printing machine | |
| CN206210258U (en) | A kind of label automatic printing date device | |
| CN211108150U (en) | Liquid filling machine feed arrangement of silicon oil processing | |
| CN208071890U (en) | A kind of textile yarn waxing attachment | |
| CN207607231U (en) | A kind of printing machine printing roller | |
| CN203305638U (en) | Offset press ink-water balance automatic control device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190222 Termination date: 20190706 |