CN209666533U - Offset printing mechanism and printing machine - Google Patents
Offset printing mechanism and printing machine Download PDFInfo
- Publication number
- CN209666533U CN209666533U CN201822146106.9U CN201822146106U CN209666533U CN 209666533 U CN209666533 U CN 209666533U CN 201822146106 U CN201822146106 U CN 201822146106U CN 209666533 U CN209666533 U CN 209666533U
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- roller
- rolling
- pillow
- inking
- roll shaft
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Abstract
Offset printing mechanism and printing machine, printing machine mechanism containing offset printing, the offset printing mechanism includes roller axis, roller cylinder, transfer roll shaft and transfer roller, roller cylinder is set on roller axis, transfer roller is set on transfer roll shaft, roller cylinder is crimped with transfer roller cooperates rolling, the two sides of roller cylinder are respectively equipped with the first rolling pillow, first rolling pillow rolls setting around the first rolling pillow central axis, the two sides of transfer roller are respectively equipped with the second rolling pillow, second rolling pillow rolls setting around the second rolling pillow central axis, and the first rolling pillow cooperates rolling with the second rolling pillow combined pressure；Second rolling pillow cooperation combined pressure of the two sides of two sides setting the first rolling pillow and transfer roller of roller cylinder is to rolling, crimp roller cylinder and transferring between roller when to rolling cooperation, pressure between the two is more stable, transferring effect is more preferable, cooperation combined pressure can also be rested the head on to rolling in the first rolling that inking roller two sides set third rolling pillow and roller cylinder two sides, pressure when making to be crimped between roller cylinder and inking roller to rolling cooperation between the two is more stable, inking effect is more preferable.
Description
Technical field
The utility model relates to printing equipments, in particular to offset printing mechanism.
Background technique
It is a kind of common printing equipment that printing machine, which has offset printing unit, and when printing, the printing plate with printing image-text is filled
On roller cylinder, ink is transmitted on the printing plate of roller cylinder by inking roller, the printing image-text on printing plate is transferred to by roller cylinder
On blanket cylinder (i.e. transfer roller), then it is transferred on paper by blanket cylinder again.
The roller cylinder and inking roller and transfer roller difference combined pressure of the dress printing plate of tradition offset printing unit to rolling, roller cylinder with
Being difficult to control between inking roller, transfer roller with resultant pressure, is easy to appear bounce.
Utility model content
In view of technical problem present in background technique, the technical issues of the utility model is solved, is intended to provide a kind of tool
The offset printing mechanism and printing machine for thering is rolling pillow cooperation to keep mutual combined pressure more stable to rolling.
In order to solve the above technical problems, the utility model adopts the following technical solutions: offset printing mechanism, includes roller
Axis, roller cylinder, transfer roll shaft and transfer roller, roller cylinder are set on roller axis, and transfer roller is set on transfer roll shaft, version
Roller with transfer roller crimp to rolling cooperate, it is characterised in that: the two sides of roller cylinder be respectively equipped with the first rolling pillow, first rolling rest the head on around
First rolling pillow central axis rolls setting, and the two sides for transferring roller are respectively equipped with the second rolling pillow, and the second rolling pillow is around the second rolling pillow center
Axis rolls setting, and the first rolling pillow cooperates rolling with the second rolling pillow combined pressure.
First rolling pillow is fixedly mounted on the two sides of roller cylinder, and the first rolling pillow is coaxially disposed with roller cylinder, and the second rolling pillow is fixed
It is mounted on the two sides of transfer roller, the second rolling pillow and transfer roller coaxial arrangement.
Roller axis and roller cylinder keep rotating synchronously, and transfer roller and transfer roll shaft keep rotating synchronously.
It further include having inking roller and inking roll shaft, roller cylinder is crimped with inking roller cooperates rolling, and inking roller is set in inking
On roll shaft；Inking roller is rotated relative to inking roller axis to be arranged, and first bearing is arranged between inking roller and inking roll shaft；The two of inking roller
Side is respectively equipped with third rolling pillow, and third rolling pillow rests the head on combined pressure pair with the first rolling around the pillow central axis rotation setting of third roller, third rolling pillow
Rolling cooperation.
Third rolling pillow is arranged on inking roll shaft by radial adjustment device, and third rolling pillow rotates on inking roll shaft to be set
It sets, inking roller is rubber rollers.
Radial adjustment device includes eccentric bushing, and eccentric bushing is set on inking roll shaft, and eccentric bushing turns with respect to inking roller axis
Dynamic to adjust setting, third rolling pillowcase is located on eccentric bushing, third rolling pillow relative eccentric set rotation setting.
Worm gear is arranged on inking roll shaft, worm gear is rotated relative to inking roller axis to be arranged, and eccentric bushing is connect with worm gear, and worm gear passes
Dynamic to be connected with worm screw, worm screw rotation, which is adjusted, to be arranged on worm bracket.
Second bearing is equipped between third rolling pillow and eccentric bushing, inking roll shaft is equipped with inner sleeve, and worm bracket is connected to inner sleeve
On, eccentric bushing is set in the interior of inking roller axis with worm gear and puts on；Worm gear and eccentric bushing integral structure；Worm gear and inner sleeve are integrally tied
Structure.
Setting adjusts spanner mouth on bridge, adjusts the end that spanner mouth is located at worm screw；One end setting outer-hexagonal of worm screw is pulled
Allen wrench is arranged in the other end of hand, worm gear.
Printing machine includes offset printing unit, it is characterised in that: offset printing unit includes above-mentioned offset printing mechanism.
The beneficial effects of the utility model are two sides setting the first rolling pillow and the second of the two sides of transfer roller of roller cylinder
Rolling pillow cooperates combined pressure to rolling, and pressure when making to be crimped between roller cylinder and transfer roller to rolling cooperation between the two is more stable, turns
Print effect is more preferable, can also rest the head on cooperation combined pressure to rolling in the first rolling that inking roller two sides set third rolling pillow and roller cylinder two sides, make
Crimp when to rolling cooperation that pressure between the two is more stable, inking effect is more preferable between roller cylinder and inking roller.Therefore, this is practical
It is novel to have substantive features and progress compared with prior art.
Detailed description of the invention
The related details and working principle of the embodiments of the present invention and embodiment are described with reference to the accompanying drawing.
Fig. 1 is inking roller in the utility model, roller cylinder, the structural schematic diagram for transferring roller side view cooperation.
Fig. 2 faces fit structure schematic diagram for inking roller, roller cylinder, transfer roller in the utility model.
Fig. 3 is the structural schematic diagram of inking roller mechanism in the utility model.
Fig. 4 is the schematic perspective view of Fig. 3.
In figure: 19 transfer rollers, 20 roller cylinders, 30 inking rollers, the rolling pillow of A second, the rolling pillow of B first, C third rolling pillow；1 inking
Roll shaft, 3 inner sleeves, 4 worm gears, 5 second bearings, 7 worm brackets, 10 eccentric bushings, 11 worm screws, 14 first bearings.
Specific embodiment
Referring to attached drawing, in present embodiment, printing machine includes offset printing unit, and offset printing unit includes offset printing mechanism.
Wherein, offset printing mechanism includes that roller axis, roller cylinder 20, transfer roll shaft and transfer roller 19, roller cylinder 20 are arranged
On roller axis, transfer roller 19 is set on transfer roll shaft, and roller cylinder 20 is crimped with transfer roller 19 cooperates rolling, roller cylinder
20 two sides are respectively equipped with the first rolling pillow B, and the first rolling pillow B rolls setting around the first rolling pillow B central axis, transfers the two sides of roller 19
It is respectively equipped with the second rolling pillow A, the second rolling pillow A rolls setting, the first rolling rolling pillow A combined pressure of pillow B and second around the second rolling pillow A central axis
Rolling is cooperated.Second rolling pillow A of the two sides of two sides setting the first rolling pillow B and transfer roller 19 of roller cylinder 20 cooperates combined pressure pair
It rolls, pressure when making to be crimped between roller cylinder and transfer roller to rolling cooperation between the two is more stable, transferring effect is more preferable, avoids
Shake, bounce lead to the influence of pressure instability.
In the present embodiment, the first rolling pillow B is fixedly mounted on the two sides of roller cylinder 20, and the second rolling pillow A is fixedly mounted on transfer
The two sides of roller 19, it is easy for installation, installation and replacement can be carried out together with roller cylinder, transfer roller.First rolling pillow and roller cylinder
Coaxial arrangement, the second rolling pillow and transfer roller coaxial arrangement.Roller axis and roller cylinder keep rotating synchronously, transfer roller and transfer
Roll shaft keeps rotating synchronously, and can synchronize and be correspondingly rotated.
The offset printing mechanism further includes having inking roller 30 and inking roll shaft 1, and roller cylinder 20 is crimped with inking roller 30 cooperates rolling,
Inking roller 30 is set on inking roll shaft 1.Inking roller 30 is rotated relative to inking roller axis 1 to be arranged, between inking roller and inking roll shaft
First bearing 14 is set, so that inking roller rotates on inking roll shaft.The two sides of inking roller 30 are equipped with third rolling pillow C, third rolling
C is rested the head on around the pillow C central axis rotation setting of third roller, the third rolling rolling pillow B combined pressure of pillow C and first cooperates rolling.30 two sides of inking roller are set
First rolling pillow B cooperation combined pressure of third rolling pillow C and 20 two sides of roller cylinder makes to crimp between roller cylinder and inking roller and match to rolling to rolling
Pressure when conjunction between the two is more stable, inking effect is more preferable.
There is third rolling pillow C on the inking roll shaft 1 of the inking roller mechanism, third rolling pillow can rotate on inking roll shaft,
And the fractional radial position of third rolling pillow C and inking roll shaft 1 is adjusted by radial adjustment device, that is, pass through radial adjustment device tune
Whole third rolling pillow shaft core position, thus when changing third rolling pillow on inking roll shaft with the first rolling pillow combined pressure cooperation on roller cylinder
Axle center distance, with this come realize between inking roller 30 and mutually matched roller cylinder 20 on inking roll shaft with resultant pressure
Adjustment.Third rolling pillow is arranged on inking roll shaft by radial adjustment device, and third rolling pillow rotates setting on inking roll shaft.
Ink roller is rubber rollers.
Radial adjustment device includes eccentric bushing 10, and eccentric bushing 10 is set on inking roll shaft 1, and eccentric bushing 10 is with respect to inking
The rotation of roll shaft 1 adjusts setting, and third rolling pillow C is set on eccentric bushing 10, third rolling pillow relative eccentric set rotation setting.By turning
The position of dynamic eccentric sleeves 10, adjustable third rolling pillow C shaft core position.It is closed to change third rolling pillow with the first rolling pillow B
Axle center distance when press-fit matches combined pressure between inking roller and mutually matched roller cylinder on inking roll shaft to realize with this
The adjustment of power.
Worm gear 4 is arranged on inking roll shaft 1, worm gear 4 is rotated relative to inking roller axis 1 to be arranged, and eccentric bushing 10 and worm gear 4 connect
It connects, worm gear 4 is sequentially connected with worm screw 11, and the rotation of worm screw 11, which is adjusted, to be arranged on worm bracket 7.It is able to drive by rotary worm 11
Worm gear 4 rotates on inking roll shaft 1.In the present embodiment, the adjusting of worm screw is using manually adjusting, and setting is adjusted and pulled on worm bracket 7
Hand mouth D adjusts the end that spanner mouth D is located at worm screw, can realize that the rotation of worm screw is adjusted, and sets in one end of worm screw by spanner
Outer hexagonal spanner is set, allen wrench is arranged in the other end of worm gear, and the rotation of small space worm screw is facilitated to adjust.Worm gear 4 and bias
10 connection of set, the rotation of worm gear 4 will drive eccentric bushing 10 to rotate, and worm gear and eccentric bushing can use integral structure.When worm gear rotates
It is able to drive eccentric bushing to rotate on inking roll shaft, third rolling pillowcase is located at outside eccentric bushing, when eccentric bushing turns on inking roll shaft
Adjustable third rolling pillow shaft core position, the i.e. position of adjustment third rolling pillow when dynamic.
It is equipped with second bearing 5 between third rolling pillow and eccentric bushing, so that third rolling pillow rotates on eccentric bushing.Inking roll shaft
1 is equipped with inner sleeve 3, and worm bracket 7 is connected in inner sleeve 3, and eccentric bushing is set in the interior of inking roller axis with worm gear and puts on.Inner sleeve for
Inking roll shaft, worm bracket installation settings, when mountable debugging, can position of the integrated regulation inner sleeve on inking roll shaft.Worm gear 4 with
Inner sleeve 3 can also use integral structure.
Each rolling pillow carries out rolling setting around central shaft, and the outer ring for rolling pillow is that periphery is mutually leaned on for rolling.
Claims (10)
1. offset printing mechanism includes that roller axis, roller cylinder (20), transfer roll shaft and transfer roller (19), roller cylinder (20) are arranged
On roller axis, transfer roller (19) is set on transfer roll shaft, and roller cylinder is crimped with transfer roller cooperates rolling, and feature exists
In: the two sides of roller cylinder (20) are respectively equipped with the first rolling pillow (B), and the first rolling pillow (B) rolls setting around the first rolling pillow central axis, turns
The two sides of print roller (19) are respectively equipped with the second rolling and rest the head on (A), and second rolls pillow (A) is arranged around the second rolling pillow central axis rolling, and first
Rolling pillow (B) cooperates rolling with the second rolling pillow (A) combined pressure.
2. offset printing mechanism as described in claim 1, it is characterised in that: the first rolling pillow is fixedly mounted on the two sides of roller cylinder, the
One rolling pillow is coaxially disposed with roller cylinder, and the second rolling pillow is fixedly mounted on the two sides of transfer roller, and the second rolling pillow and transfer roller are same
Axis setting.
3. offset printing mechanism as described in claim 1, it is characterised in that: roller axis and roller cylinder keep rotating synchronously, transfer roll
Cylinder keeps rotating synchronously with transfer roll shaft.
4. offset printing mechanism as described in claim 1, it is characterised in that: further include having inking roller (30) and inking roll shaft, roller
Cylinder (20) is crimped with inking roller (30) cooperates rolling, and inking roller (30) is set on inking roll shaft；Inking roller is with respect to inking roller axis
Rotation setting, is arranged first bearing (14) between inking roller and inking roll shaft；The two sides of inking roller (30) are respectively equipped with third rolling
It rests the head on (C), third rolling pillow rolls pillow (C) central axis rotation setting around third, and third rolling pillow (C) matches rolling with first rolling pillow (B) combined pressure
It closes.
5. offset printing mechanism as claimed in claim 4, it is characterised in that: third rolling pillow (C) is arranged by radial adjustment device
On inking roll shaft (1), third rolling pillow rotates setting on inking roll shaft, and inking roller is rubber rollers.
6. offset printing mechanism as claimed in claim 5, it is characterised in that: radial adjustment device includes eccentric bushing (10), eccentric
Set (10) is set on inking roll shaft, and eccentric bushing is rotated relative to inking roller axis adjusts setting, and third rolling pillow (C) is set in eccentric bushing
On, third rolling pillow relative eccentric set rotation setting.
7. offset printing mechanism as claimed in claim 6, it is characterised in that: be arranged on inking roll shaft (1) worm gear (4), worm gear (4)
It rotates and is arranged relative to inking roller axis (1), eccentric bushing is connect with worm gear, and worm-drive is connected with worm screw (11), and worm screw rotation is adjusted
It is arranged on worm bracket (7).
8. offset printing mechanism as claimed in claim 7, it is characterised in that: be equipped with second bearing between third rolling pillow and eccentric bushing
(5), inking roll shaft is equipped with inner sleeve (3), worm bracket be connected in put on, eccentric bushing and worm gear are set in the inner sleeve of inking roller axis
On；Worm gear and eccentric bushing integral structure；Worm gear and inner sleeve integral structure.
9. offset printing mechanism as claimed in claim 7, it is characterised in that: setting adjusts spanner mouth (D) on bridge, adjusts spanner mouth
(D) it is located at the end of worm screw；Outer hexagonal spanner is arranged in one end of worm screw, and allen wrench is arranged in the other end of worm gear.
10. printing machine includes offset printing unit, it is characterised in that: offset printing unit includes such as any right of claim 1 to 9
Offset printing mechanism in it is required that.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822146106.9U CN209666533U (en) | 2018-12-20 | 2018-12-20 | Offset printing mechanism and printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822146106.9U CN209666533U (en) | 2018-12-20 | 2018-12-20 | Offset printing mechanism and printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209666533U true CN209666533U (en) | 2019-11-22 |
Family
ID=68562972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822146106.9U Active CN209666533U (en) | 2018-12-20 | 2018-12-20 | Offset printing mechanism and printing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209666533U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110978742A (en) * | 2019-12-24 | 2020-04-10 | 佛山市必硕机电科技有限公司 | Plane pattern printing device for paper-plastic packaging box |
-
2018
- 2018-12-20 CN CN201822146106.9U patent/CN209666533U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110978742A (en) * | 2019-12-24 | 2020-04-10 | 佛山市必硕机电科技有限公司 | Plane pattern printing device for paper-plastic packaging box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 325400 No.1 Farm No.4 Cropping Area, Pingyang County, Wenzhou City, Zhejiang Province Patentee after: Zhejiang Weigang Technology Co.,Ltd. Address before: 325000 Pingyang County, Wenzhou City, Zhejiang Province, First Farm, Fourth Cropping Area Patentee before: Zhejiang Weigang Machinery Co.,Ltd. |
|
| CP03 | Change of name, title or address |