CN210026612U - Dampening mechanism of offset printing equipment and printing machine - Google Patents
Dampening mechanism of offset printing equipment and printing machine Download PDFInfo
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- CN210026612U CN210026612U CN201920577319.9U CN201920577319U CN210026612U CN 210026612 U CN210026612 U CN 210026612U CN 201920577319 U CN201920577319 U CN 201920577319U CN 210026612 U CN210026612 U CN 210026612U
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- dampening roller
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Abstract
The dampening mechanism of the offset printing equipment and the printing machine, the printing machine comprises the dampening mechanism of the printing equipment, the dampening mechanism of the printing equipment comprises a water body wallboard, a dampening roller frame is arranged on the water body wallboard, the dampening roller frame is arranged on the water body wallboard in a reciprocating mode, a roller frame moving transmission device is arranged between the dampening roller frame and the water body wallboard, a dampening roller shaft is connected onto the dampening roller frame, a dampening roller is arranged on the dampening roller shaft, rolling pillows are further arranged on the dampening roller shaft, and the rolling pillows are located on two sides of the dampening roller. The dampening roller of the dampening mechanism of the offset printing equipment can be separated from the water source roller when the printing work is not executed, and can be contacted with the water source roller to transfer water during the printing; the pressure between the water source roller and the dampening roller can be adjusted; and the size of the fit pressure between the water roller and the plate cylinder can be adjusted.
Description
Technical Field
The utility model relates to a printing machine, in particular to dampening mechanism of offset printing equipment.
Background
The dampening system of the offset printing equipment is provided with a dampening mechanism, dampening solution in a water tank of the dampening mechanism is transferred to a dampening roller by a water source roller, and the dampening roller transfers the dampening solution to a plate cylinder for dampening. The dampening solution is not required to be transferred between the dampening roller and the water source roller when the printing work is not carried out, and the transfer of the dampening solution is influenced by the pressure between the dampening roller and the water source roller, and finally the printing of the plate roller is influenced.
SUMMERY OF THE UTILITY MODEL
In view of the technical problem that exists among the background art, the utility model aims at providing a mechanism and printing machine of dampening of offset printing equipment.
In order to solve the technical problem, the utility model discloses a following technical scheme: offset printing equipment's mechanism of catching water, including the water wallboard, its characterized in that: the water body wall plate is provided with a dampening roller frame, the dampening roller frame is arranged on the water body wall plate in a reciprocating mode, a roller frame moving transmission device is arranged between the dampening roller frame and the water body wall plate, a dampening roller shaft is connected to the dampening roller frame, a dampening roller is arranged on the dampening roller shaft, rolling pillows are further arranged on the dampening roller shaft, and the rolling pillows are located on two sides of the dampening roller.
The dampening roller frame is connected to the water body wallboard through a rotating shaft or connected to the water body wallboard through a linear guide rail; the water wallboard is lifted and lowered.
Even there is the water source roller on the water wallboard, is equipped with the spacing adjusting device of roller frame on the water wallboard, and the spacing adjusting device of roller frame sets up between water source roller and dampening roller frame.
The roller frame limiting and adjusting device comprises a first worm and a first worm wheel, the first worm is in transmission connection with the first worm wheel, and an eccentric wheel is connected to the first worm wheel.
The dampening roller shaft is provided with an eccentric sleeve, the eccentric sleeve is provided with a first bearing, the rolling pillow is arranged on the first bearing, the eccentric sleeve is in transmission connection with a second worm wheel, the second worm wheel is connected with a second worm, the second worm is arranged on a worm frame, the worm frame is connected with the dampening roller frame, and the dampening roller shaft is connected with the dampening roller.
The dampening roller frame is provided with a worm wheel shaft, the second worm wheel is arranged on the worm wheel shaft and is in transmission connection with the eccentric sleeve through a connecting piece, and a second bearing is arranged between the connecting piece and the dampening roller shaft. Or, the second worm wheel sets up on the dampening roller axle, sets up the third bearing between second worm wheel and the dampening roller axle, and the second worm wheel passes through the connector to be connected with eccentric bushing transmission, sets up the fourth bearing between dampening roller axle and the dampening roller frame.
Still be equipped with first gear and second gear on the dampening roller axle, first gear and second gear are connected with the dampening roller transmission, and first gear and second gear correspond respectively and establish in the dampening roller both sides, and the coupling piece adopts the shift fork, and first gear and second gear set up respectively in the coupling piece that corresponds.
The connecting piece is provided with an opening towards one side, and the connecting piece is provided with a locking fixing piece at the opening.
Printing machine, including offset printing unit, its characterized in that: the offset printing unit comprises the dampening mechanism of the offset printing equipment.
The utility model has the advantages that the dampening roller of the dampening mechanism of the offset printing equipment can be separated from the water source roller when not executing printing work, and can contact and cooperate with the water source roller to transfer water when printing; the pressure between the water source roller and the dampening roller can be adjusted; and the size of the fit pressure between the water roller and the plate cylinder can be adjusted. The printing press includes the dampening mechanism of the offset printing apparatus.
Drawings
The following describes details and operational principles of embodiments and examples of the present invention with reference to the drawings.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of another angle of the present invention.
Detailed Description
Referring to the drawings, the dampening mechanism of the offset printing apparatus in this embodiment includes a water wall plate 9. Water wallboard 9 can go up and down to set up, connects water wallboard 9 at lifting guide, and lifting guide can slant or vertical setting in the frame, and the lift of water wallboard 9 can be by cylinder or motor drive, and this is no longer repeated for prior art. The printing machine comprises an offset printing unit, and the offset printing unit comprises a dampening mechanism of an offset printing device.
The dampening roller frame 3 is arranged on the water body wallboard 9, and the dampening roller frame 3 is arranged on the water body wallboard 9 in a reciprocating mode. In this embodiment, the reciprocating movement may be performed in two ways, that is, the dampening roller frame 3 is connected to the water wall plate 9 through the rotating shaft 17 to perform the oscillating reciprocating movement, or the dampening roller frame 3 is connected to the water wall plate through the linear guide to perform the linear reciprocating movement. Be equipped with roller frame removal transmission 1 between dampening roller frame 3 and water wallboard 9, remove transmission 1 through the roller frame and drive dampening roller frame 3 and carry out reciprocating motion on water wallboard 9, roller frame removal transmission 1 is driven including as the power supply transmission such as cylinder or motor in this embodiment, adopts the cylinder as the power supply in the picture.
The dampening roller frame 3 is connected with a dampening roller shaft 11, the dampening roller shaft 11 is provided with a dampening roller 7, the dampening roller shaft 11 is also provided with rolling pillows 14, and the rolling pillows 14 are positioned at two sides of the dampening roller 7. The dampening roll shaft and the dampening roll can be arranged integrally or can be arranged separately for fixed connection.
Through dampening roller frame 3 reciprocating motion on water wallboard 9, can adjust dampening roller 7 and the contact of water source roller 10 and separation on dampening roller shaft 11 in dampening roller frame 3, the contact passes water when carrying out printing work, and the separation does not pass water when not carrying out printing work. The roll pillows 14 on the dampening roller shaft 11 can correspondingly roll with the roll pillows on two sides of the plate roller 6 when in contact, and the pressure is stable when water is transferred.
Even there is water source roller 10 on the water wallboard 9, is equipped with roller frame spacing adjusting device 2 on the water wallboard 9, and roller frame spacing adjusting device 2 sets up between water source roller 10 and dampening roller frame 3. The roller frame limiting and adjusting device 2 enables the dampening roller frame 3 to carry out limiting adjustment, so that the position of the dampening roller frame 3 in water transfer matching with the water source roller 10 is changed through limiting adjustment, and the pressure of the dampening roller 7 and the water source roller 10 in water transfer contact is adjusted. The roller frame limiting and adjusting device can adopt adjusting screw rods arranged on the water wall board, the adjusting screw rods support the water transfer roller frame which is moved in place to carry out water transfer matching, the position is limited, and the adjusting screw rods can change the water transfer matching position of the limiting water roller frame after the water wall board is adjusted in a rotating mode. Referring to the drawings, in the embodiment, the roller frame limiting and adjusting device 2 is arranged on the water wall plate, and includes a first worm 21 and a first worm wheel 22, the first worm and the first worm wheel are connected to the water wall plate, the first worm is in transmission connection with the first worm wheel, the first worm wheel is connected with an eccentric wheel 23 (the first worm wheel and the eccentric wheel can be integrally or separately arranged), and the first worm is rotated to drive the first worm wheel to rotate, so that the eccentric wheel rotates to support the position of the limiting and adjusting water roller frame 3, and the pressure of the water roller and the water source roller 10 during contact water transfer is adjusted.
The dampening roll shaft 11 is provided with an eccentric sleeve 13, the eccentric sleeve 13 is provided with a first bearing 24, the rolling pillow 14 is arranged on the first bearing 24, and the rolling pillow 14 can rotate on the eccentric sleeve 13 of the dampening roll shaft 11. The eccentric sleeve 13 is in transmission connection with the second worm wheel 12, and the second worm wheel 12 rotates to drive the eccentric sleeve 13 to rotate on the dampening roller shaft 11. The second worm wheel 12 is connected with the second worm 4, the second worm 4 is arranged on the worm frame 27, the worm frame 27 is connected with the dampening roller frame 3, the second worm 4 on the worm frame 27 is rotated, the second worm drives the second worm wheel 12 to rotate, the second worm wheel 12 drives the eccentric sleeve 13 on the dampening roller shaft 11 to rotate, and the position of the rolling pillow 14 is adjusted by rotating the eccentric sleeve 13. The eccentric sleeve 13 is adjusted more stably through the self-locking function of the second worm wheel 12 and the second worm. The position of the roll pillow 14 on the dampening roller shaft 11 is adjusted through the eccentric sleeve 13, and the adjusted position is matched with the roll pillows on the two sides of the plate cylinder to roll, so that the pressure between the dampening roller 7 and the plate cylinder is adjusted. The dampening roller shaft 11 is connected with the dampening roller 7, and the dampening roller shaft 11 rotates to drive the dampening roller to rotate.
Be equipped with worm wheel axle 25 on the dampening roller frame 3, second worm wheel 12 sets up on worm wheel axle 25, and second worm wheel 12 rotates the setting relative to dampening roller axle 11, and eccentric bushing 13 is connected with the transmission of second worm wheel 12, and in this embodiment, second worm wheel 12 passes through connecting piece 8 (like the shift fork) and is connected with the transmission of eccentric bushing 13, is equipped with second bearing 26 between connecting piece 8 (like the shift fork) and the dampening roller axle 11, supports dampening roller axle 11 through connecting piece (like the shift fork) and rotates. Or, in another mode, not shown in the figure, the second worm wheel is arranged on the dampening roller shaft, the third bearing is arranged between the second worm wheel and the dampening roller shaft, the second worm wheel is in transmission connection with the eccentric sleeve through a connecting piece (such as a shifting fork), the second bearing can be arranged between the connecting piece and the dampening roller shaft to enhance stability and support, and the fourth bearing is arranged between the dampening roller shaft and the dampening roller frame to support and rotate.
The dampening roller shaft 11 is also provided with a first gear 5 and a second gear 16, the first gear and the second gear are in transmission connection with the dampening roller shaft 11, power can be input and output through the first gear and the second gear respectively, and the driving gear 18 inputs power to the first gear 5 in the figure. The first gear 5 and the second gear 6 are respectively arranged on two sides of the water roller 7 correspondingly. The first gear and the second gear are respectively arranged in the corresponding connecting piece 8 (such as a shifting fork), namely the connecting piece can correspondingly bypass the first gear and the second gear, and the connecting pieces on two sides of the dampening roller on the dampening roller shaft 11 can not influence the first gear and the second gear in the moving process. The connector 8 is equipped with the opening towards one side, and the connector is furnished with locking mounting (like apron and fastener, not shown in the figure) at the opening part, and the opening of connector makes things convenient for the installation dismantlement of dampening roller axle 11 after dismantling locking mounting, installs the back in the opening at the connector through locking mounting will dampening roller axle 11.
Claims (10)
1. Offset printing equipment's mechanism of catching water, including water wallboard (9), its characterized in that: be equipped with dampening roller frame (3) on water wallboard (9), dampening roller frame (3) reciprocating motion sets up on water wallboard (9), be equipped with roller frame between dampening roller frame (3) and water wallboard (9) and remove transmission (1), even have dampening roller axle (11) on dampening roller frame (3), be equipped with dampening roller (7) on dampening roller axle (11), still be equipped with on dampening roller axle (11) and roll pillow (14), roll pillow (14) are located the both sides of dampening roller (7).
2. The dampening mechanism of an offset printing apparatus as claimed in claim 1, wherein: the dampening roller frame (3) is connected to the water body wallboard (9) through a rotating shaft (17) or the dampening roller frame is connected to the water body wallboard through a linear guide rail; the water body wallboard (9) is arranged in a lifting way.
3. The dampening mechanism of an offset printing apparatus as claimed in claim 1, wherein: even there is the water source roller on water wallboard (9), is equipped with roller frame spacing adjusting device (2) on water wallboard (9), and roller frame spacing adjusting device sets up between water source roller and dampening roller frame (3).
4. The dampening mechanism of an offset printing apparatus as claimed in claim 3, wherein: the roller frame limiting and adjusting device (2) comprises a first worm (21) and a first worm wheel (22), the first worm is in transmission connection with the first worm wheel, and an eccentric wheel (23) is connected to the first worm wheel.
5. The dampening mechanism of an offset printing apparatus as claimed in claim 1, wherein: an eccentric sleeve (13) is arranged on the dampening roller shaft (11), a first bearing (24) is arranged on the eccentric sleeve (13), a rolling pillow (14) is arranged on the first bearing (24), the eccentric sleeve (13) is in transmission connection with a second worm wheel (12), the second worm wheel (12) is connected with a second worm (4), the second worm (4) is arranged on a worm rack (27), the worm rack (27) is connected with the dampening roller rack (3), and the dampening roller shaft (11) is connected with the dampening roller (7).
6. The dampening mechanism of an offset printing apparatus as claimed in claim 5, wherein: be equipped with worm wheel axle (25) on dampening roller frame (3), second worm wheel (12) set up on worm wheel axle (25), and second worm wheel (12) are connected with eccentric bushing (13) transmission through connector (8), are equipped with second bearing (26) between connector (8) and dampening roller axle (11).
7. The dampening mechanism of an offset printing apparatus as claimed in claim 5, wherein: the second worm wheel sets up on dampening roller axle, sets up the third bearing between second worm wheel and the dampening roller axle, and the second worm wheel passes through the connector to be connected with the eccentric bushing transmission, sets up the fourth bearing between dampening roller axle and the dampening roller frame.
8. The dampening mechanism of an offset printing apparatus as claimed in claim 6 or 7, wherein: still be equipped with first gear and second gear on dampening roller axle (11), first gear and second gear are connected with dampening roller axle (11) transmission, and first gear and second gear correspond respectively and establish in dampening roller (7) both sides, and the coupling piece adopts the shift fork, and first gear and second gear set up respectively in the coupling piece that corresponds.
9. The dampening mechanism of an offset printing apparatus as claimed in claim 6 or 7, wherein: the connecting piece is provided with an opening towards one side, and the connecting piece is provided with a locking fixing piece at the opening.
10. Printing machine, including offset printing unit, its characterized in that: the offset printing unit comprising a dampening mechanism of the offset printing apparatus as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920577319.9U CN210026612U (en) | 2019-04-25 | 2019-04-25 | Dampening mechanism of offset printing equipment and printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920577319.9U CN210026612U (en) | 2019-04-25 | 2019-04-25 | Dampening mechanism of offset printing equipment and printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210026612U true CN210026612U (en) | 2020-02-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920577319.9U Active CN210026612U (en) | 2019-04-25 | 2019-04-25 | Dampening mechanism of offset printing equipment and printing machine |
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| Country | Link |
|---|---|
| CN (1) | CN210026612U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968794A (en) * | 2019-04-25 | 2019-07-05 | 浙江炜冈机械股份有限公司 | The dampening mechanism and printing machine of offset printing equipment |
-
2019
- 2019-04-25 CN CN201920577319.9U patent/CN210026612U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968794A (en) * | 2019-04-25 | 2019-07-05 | 浙江炜冈机械股份有限公司 | The dampening mechanism and printing machine of offset printing equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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: 325200 No.4 working area, No.1 farm, Pingyang County, Wenzhou City, Zhejiang Province Patentee before: Zhejiang Weigang Machinery Co.,Ltd. |
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| CP03 | Change of name, title or address |