CN1951689A - Transmission device for shaftless transmission printer - Google Patents
Transmission device for shaftless transmission printer Download PDFInfo
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- CN1951689A CN1951689A CN 200510061221 CN200510061221A CN1951689A CN 1951689 A CN1951689 A CN 1951689A CN 200510061221 CN200510061221 CN 200510061221 CN 200510061221 A CN200510061221 A CN 200510061221A CN 1951689 A CN1951689 A CN 1951689A
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- splined shaft
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Abstract
The invention relates to a transmitter of non-axle transmission printer. Wherein, it comprises gear tank, servo motor, printing roller, and gear; the gear tank and gear tank cover form the support gear tank; the output of servo motor via coupler is connected to the gear axle; the gear via the transmitter of gear tank is connected to the printing roller to rotate. The invention is characterized in that: the upper part of gear tank via bearing has transverse main axle mounted with main and assist gears; the main and assist gears along circumference can be adjusted with phases; the main and assist gears are meshed to the gear on the lower part of gear tank; the main axle extends the gear tank to connect the printing roller. The invention can improve the accuracy and improve print quality.
Description
Technical field
The present invention relates to a kind of transmission device of shaftless transmission printer.
Background technology
Traditional no driven off by shaft intaglio press is to adopt servomotor to connect by shaft coupling to drive a gear, gear is connected with a joggle by cingulum or gear train and drives printing roller and print rotation, so, because cingulum distortion or gear wear, cause precise decreasing, make relatively difficulty of trapping printing, it as the patent No. 03228632.5 Chinese patent " a kind of no axial brake device of roll-fed offset printing press ", it comprises rubber cylinder, the rubber cylinder gear, plate cylinder, plate cylinder gear, rubber cylinder gear and plate cylinder gear engagement, it is characterized in that not having axial brake device and also comprise servomotor and reduction gearing, the servomotor output shaft connects reduction gearing, reduction gearing and plate cylinder gear engagement, the adjustment precision of cylinder when having improved no through-drive, transmission of power is steady, easy for installation, need not to adjust motor position, improved the press printing alignment precision, defective is: can not eliminate the execution error that mismachining tolerances such as gear cause well, especially in use, because gear wear, can influence printing precision, can not readjust well, shortened the service life of machine, in addition, this plate cylinder can not move axially, and also can normally print.The patent No. is 02815795.8 Chinese patent " a kind of drive unit of printing equipment ", described printing equipment has at least one around its longitudinal axis rotation and the rotary body that movably is provided with in the axial direction, wherein rotary body has a rotating driving device and a drive unit that produces axial displacement, wherein mechanically be independent of the rotation driving of the driving realization of printing equipment cylinder to rotary body by a drive motors, it is characterized in that, one end of rotary body is provided with rotating driving device and is provided with a drive unit that is used to produce displacement at the other end of rotary body, its advantage is to make rotary body to move axially and adjusts, but, still exist the precise decreasing that mismachining tolerance or wearing and tearing cause, need do further improvement.
Summary of the invention
Technical problem to be solved by this invention is the transmission device that a kind of shaftless transmission printer is provided at existing background technology, and the precise decreasing that it can be eliminated processing effectively or wear and tear and cause error and cause improves printing quality, and simple and practical.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of transmission device of shaftless transmission printer, it includes gear-box, servomotor, forme drum, gear, the involutory composition loading gear case of gear housing and gear box cover, the output of servomotor is connected with gear shaft by shaft coupling, gear on the gear shaft connects the drive forme drum by transmission mechanism in the gear-box and is rotated, it is characterized in that described transmission mechanism is that upper gear case is horizontally arranged with main shaft by bearing, master gear and pinion are housed on the main shaft, master gear and pinion are a pair of gears of adjustable phase along the circumferential direction, master gear, pinion is connected with gears engaged on the gear shaft of lower gearbox portion simultaneously, and the end that main shaft stretches out gear-box is connected with forme drum.
Useful is to be connected and fixed by bolt and pin between above-mentioned master gear and the pinion end face.
What be highly profitable is, above-mentioned main shaft adopts splined shaft, be arranged with spline housing on the splined shaft, be connected and fixed with bolt between spline housing and the master gear end face, simultaneously, one side of gear-box is fixedly connected with the sliding sleeve that supplies splined shaft to go into, be provided with slide in the sliding sleeve, the slide inboard is connected and fixed by an end of bearing and splined shaft, cylinder is fixed on the lateral surface of sliding sleeve end, the outside of slide is connected with the cylinder piston rod that stretches into the inside, and it can make forme drum axially move, and satisfies the needs of printing.
Useful is, above-mentioned slide is divided into pedestal and sleeve two parts, and the bearing that is used for fixing splined shaft is set in the sleeve, and sleeve and pedestal are pegged graft, and connect with bolting, and it is convenient to slide processing use.
Useful is, above-mentioned slide is connected with guide pad by screw, and guide pad cooperates with the gathering sill of sliding sleeve bottom, and it can improve the stability of splined shaft slippage, prevents that cylinder from rotating, and simple and practical.
Be connected with locking nut on the above-mentioned splined shaft and cooperate with the limited shoulder table top of spline housing, the lateral surface of spline housing is fixed with spacing catch, conveniently to get control signal.
What be highly profitable is, above-mentioned shaft coupling adopts tensioner cover or resilient connection cover, easy for installation, feel relieved, to transmit moment of torsion big, and is no sideshake structure, the transmission accuracy height.
Useful is that above-mentioned gear-box is fixed with the motor cabinet that is used for being provided with servomotor at gear shaft installing hole lateral surface, is convenient to the motor fixed installation.
Compared with prior art, the invention has the advantages that: adopted the structure of master gear and pinion, can eliminate because the execution error that mismachining tolerance causes; Adopt master gear and pinion structure, be exactly in the use owing to the effect of attrition precision, also can adjust again and reach former precision, improved service life; Casing in the gear-box and case lid are divided into two bodies, help assembling; Adopt tensioner cover or resilient connection cover, easy for installation, feel relieved, to transmit moment of torsion big, and is no sideshake structure, the transmission accuracy height; Compact conformation, simple and practical, appearance and modeling is attractive in appearance.
Description of drawings
Fig. 1 is the transmission structures cutaway view of shaftless transmission printer;
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Anticipate as shown in the figure, the transmission device of this kind shaftless transmission printer, it includes critical pieces such as gear-box, servomotor 14, forme drum 1, gear 27, gear shaft 4, master gear 6, pinion 7, splined shaft 11, cylinder 15, gear housing 3 and gear box cover 9 involutory composition loading gear cases, hole, gear shaft 4 two ends installing holes and motor cabinet 12 locating holes of sliding sleeve 13 and bearing wherein are installed, be that gear housing and gear-box cover processing and with alignment pin location, guaranteed that the axiality in hole and centre-to-centre spacing error are in the designing requirement scope.Gear-box is fixed with motor cabinet 12 at gear shaft installing hole lateral surface, and servomotor 14 is contained on the motor cabinet 12 fixing with gear box cover 9.The bottom of gear-box is mounted with a gear shaft 4 by bearing 16,28 in the axis hole of gear housing 3 axis holes and gear box cover 9, gear shaft 4 middle parts form gear 27, gear shaft 4 one ends stretch out outside the gear box cover 9, link by the output shaft of resilient connection cover 10 with servomotor 14, this resilient connection cover is different with general coupling band, it overcome key be linked and packed difficulty, concentricity is poor, driving torque is little, shortcoming such as not shock-resistant, this resilient connection is overlapped no sideshake simultaneously, thereby has improved transmission accuracy.The upper lateral of gear-box is provided with a splined shaft 11 as main shaft, be arranged with master gear 6 and pinion 7 on the splined shaft 11, master gear 6 and pinion 7 are a pair of gears of adjustable phase along the circumferential direction, master gear 6, pinion 7 simultaneously with the gear shaft of lower gearbox portion on gear 27 be connected with a joggle, be connected and fixed by bolt and alignment pin between master gear 6 and pinion 7 end faces.Like this, master gear 6 is born power output, and pinion 7 is by adjusting circumferential phase, make major-minor gear and gear shaft reach the optimal engagement sideshake,, thereby improved transmission accuracy with alignment pin 5 location, major-minor gear and gear shaft are helical gear, have improved transmission stability widely.Also be arranged with spline housing 8 on the splined shaft 11, spline housing 8 cooperates with splined shaft 11, is connected and fixed with bolt between spline housing 8 and master gear 6 end faces, makes the master gear rotation can drive splined shaft and rotates.Be connected with locking nut 17 on the splined shaft 11 and cooperate with the limited shoulder table top 18 of spline housing, the lateral surface of spline housing 8 is fixed with spacing catch 19, carries out spacing the cooperation with the inboard face of gear box cover, conveniently provides signal for control system by trigger switch.One side of gear housing forms axis hole, be built-in with roller bearing 26, an end that is connected splined shaft 11 by roller bearing 26 with cover 2, simultaneously, this end also stretches out the outside of gear-box, be connected with forme drum 1 by bolt, accordingly, mold installing hole at gear box cover 9, be fixedly connected with a sliding sleeve 13 that supplies splined shaft to penetrate by bolt, be provided with slide 29 in the sliding sleeve 13, slide 29 inboards are connected and fixed by the end of roller bearing 25 with splined shaft 11, and cylinder 15 is fixed on the lateral surface of sliding sleeve 13 closing panels, and the outside of slide 29 is connected with the cylinder piston rod 24 that stretches into the inside, cylinder can promote splined shaft and moves axially like this, reaches the purpose of locking forme drum.For the ease of production and assembly, slide 29 is divided into pedestal 21 and sleeve 20 two parts, 20 li settings of sleeve are used for fixing the roller bearing 25 of splined shaft, sleeve 20 pegs graft with pedestal 21, and connect with bolting, the outside of pedestal 21 is connected with the piston rod 24 of cylinder with bolt by adapter sleeve.Slide 29 underrun screws are connected with guide pad 22, and guide pad 22 cooperates with the gathering sill 23 of sliding sleeve bottom, to improve the stability of splined shaft slippage.
Its operation principle is such, servomotor 14 drags gear shaft 4 rotations by resilient connection cover 10, gear shaft 4 passes to master gear 6, reach splined shaft 11 through spline housing 8 again, driving splined shaft 11 rotates, thereby driving galley cylinder 1 prints, servomotor is by its rotating speed of driver control, it should guarantee to keep with speed with other colour cell is strict, change the forme drum phase place of other print couple forme drum relatively by the alignment system feedback signal again, thereby guarantee that chromatography is accurate, the adjustment of master gear and pinion phase place, guaranteed the accurately execution rapidly of alignment system feedback signal, cylinder, sliding sleeve, splined shaft, spline housing combination back is promptly so that the splined shaft rotation, splined shaft moved axially reach in the printing process job requirement to forme drum.
Claims (8)
1. the transmission device of a shaftless transmission printer, it includes gear-box, servomotor, forme drum, gear, the involutory composition loading gear case of gear housing and gear box cover, the output of servomotor is connected with gear shaft by shaft coupling, gear on the gear shaft connects the drive forme drum by transmission mechanism in the gear-box and is rotated, it is characterized in that described transmission mechanism is that upper gear case is horizontally arranged with main shaft by bearing, master gear and pinion are housed on the main shaft, master gear and pinion are a pair of gears of adjustable phase along the circumferential direction, master gear, pinion is connected with gears engaged on the gear shaft of lower gearbox portion simultaneously, and the end that main shaft stretches out gear-box is connected with forme drum.
2. transmission device according to claim 1 is characterized in that being connected and fixed by bolt and pin between described master gear and the pinion end face.
3. transmission device according to claim 1, it is characterized in that described main shaft adopts splined shaft, be arranged with spline housing on the splined shaft, be connected and fixed with bolt between spline housing and the master gear end face, simultaneously, a side of gear-box is fixedly connected with the sliding sleeve that supplies splined shaft to go into, be provided with slide in the sliding sleeve, the slide inboard is connected and fixed by an end of bearing and splined shaft, and cylinder is fixed on the lateral surface of sliding sleeve end, and the outside of slide is connected with the cylinder piston rod that stretches into the inside.
4. transmission device according to claim 3 is characterized in that described slide is divided into pedestal and sleeve two parts, and the bearing that is used for fixing splined shaft is set in the sleeve, and sleeve and pedestal are pegged graft, and connect with bolting.
5. transmission device according to claim 3 is characterized in that described slide is connected with guide pad by screw, and guide pad cooperates with the gathering sill of sliding sleeve bottom.
6. transmission device according to claim 3 is characterized in that described splined shaft is connected with locking nut and cooperates with the limited shoulder table top of spline housing.
7. transmission device according to claim 1 is characterized in that described shaft coupling adopts tensioner cover or resilient connection cover.
8. transmission device according to claim 1 is characterized in that described gear-box is fixed with the motor cabinet that is used for being provided with servomotor at gear shaft installing hole lateral surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510061221 CN1951689A (en) | 2005-10-21 | 2005-10-21 | Transmission device for shaftless transmission printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510061221 CN1951689A (en) | 2005-10-21 | 2005-10-21 | Transmission device for shaftless transmission printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1951689A true CN1951689A (en) | 2007-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510061221 Pending CN1951689A (en) | 2005-10-21 | 2005-10-21 | Transmission device for shaftless transmission printer |
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| CN (1) | CN1951689A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102423957A (en) * | 2011-09-16 | 2012-04-25 | 江阴市汇通包装机械有限公司 | Electric printing transmission mechanism |
| CN102815084A (en) * | 2012-08-20 | 2012-12-12 | 汕头市华鹰软包装设备总厂有限公司 | Printing power device |
| CN106042610A (en) * | 2016-06-29 | 2016-10-26 | 广东顺德德力印刷机械有限公司 | Intaglio press capable of realizing pre-registration |
| CN108421750A (en) * | 2018-03-05 | 2018-08-21 | 安徽研丰科技有限公司 | A kind of bearing inner race cleaning device |
| CN108437627A (en) * | 2018-02-23 | 2018-08-24 | 江苏众立生包装科技有限公司 | A kind of lateral lock up device for photogravure press |
| CN115302953A (en) * | 2022-09-13 | 2022-11-08 | 安徽天翔高新特种包装材料集团有限公司 | Reel paper shaftless transmission gravure printing machine |
-
2005
- 2005-10-21 CN CN 200510061221 patent/CN1951689A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102423957A (en) * | 2011-09-16 | 2012-04-25 | 江阴市汇通包装机械有限公司 | Electric printing transmission mechanism |
| CN102815084A (en) * | 2012-08-20 | 2012-12-12 | 汕头市华鹰软包装设备总厂有限公司 | Printing power device |
| CN106042610A (en) * | 2016-06-29 | 2016-10-26 | 广东顺德德力印刷机械有限公司 | Intaglio press capable of realizing pre-registration |
| CN108437627A (en) * | 2018-02-23 | 2018-08-24 | 江苏众立生包装科技有限公司 | A kind of lateral lock up device for photogravure press |
| CN108421750A (en) * | 2018-03-05 | 2018-08-21 | 安徽研丰科技有限公司 | A kind of bearing inner race cleaning device |
| CN108421750B (en) * | 2018-03-05 | 2021-10-26 | 意特利（滁州）智能数控科技有限公司 | Bearing inner race belt cleaning device |
| CN115302953A (en) * | 2022-09-13 | 2022-11-08 | 安徽天翔高新特种包装材料集团有限公司 | Reel paper shaftless transmission gravure printing machine |
| CN115302953B (en) * | 2022-09-13 | 2024-05-03 | 安徽天翔高新特种包装材料集团有限公司 | Web shaftless transmission intaglio press |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |