CN116692554A - Printing roller deviation correcting device - Google Patents
Printing roller deviation correcting device Download PDFInfo
- Publication number
- CN116692554A CN116692554A CN202310472981.9A CN202310472981A CN116692554A CN 116692554 A CN116692554 A CN 116692554A CN 202310472981 A CN202310472981 A CN 202310472981A CN 116692554 A CN116692554 A CN 116692554A
- Authority
- CN
- China
- Prior art keywords
- roller
- printing
- deviation correcting
- adjusting
- driving arm
- 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.)
- Withdrawn
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 51
- 230000002457 bidirectional effect Effects 0.000 claims description 22
- 230000033001 locomotion Effects 0.000 claims description 13
- 230000007306 turnover Effects 0.000 claims description 13
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 description 22
- 238000000034 method Methods 0.000 description 18
- 230000008569 process Effects 0.000 description 18
- 238000005299 abrasion Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003708 edge detection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
- B65H23/032—Controlling transverse register of web
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
- B65H23/0204—Sensing transverse register of web
- B65H23/0216—Sensing transverse register of web with an element utilising photoelectric effect
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
- B65H23/032—Controlling transverse register of web
- B65H23/038—Controlling transverse register of web by rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/26—Registering, tensioning, smoothing or guiding webs longitudinally by transverse stationary or adjustable bars or rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/11—Dimensional aspect of article or web
- B65H2701/113—Size
- B65H2701/1133—Size of webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/17—Nature of material
- B65H2701/176—Cardboard
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Registering Or Overturning Sheets (AREA)
Abstract
The invention relates to the technical field of printing equipment, and discloses a printing roller deviation correcting device, which comprises two parallel side plates, wherein the front end and the rear end of each side plate are respectively provided with a smooth printing conveying roller, the two ends of each printing conveying roller are respectively connected with the two side plates in a rotating way, a smooth middle conveying roller is arranged above the printing conveying rollers at the front end and the rear end of each side plate, a deviation correcting mechanism is arranged between each middle conveying roller and the printing conveying rollers at the front end and the rear end of each side plate, each deviation correcting mechanism comprises a first moving plate and a second moving plate which are positioned between the two side plates, and a deviation correcting driving mechanism for driving the first moving plate and the second moving plate to synchronously and transversely move.
Description
Technical Field
The invention relates to the technical field of printing equipment, in particular to a printing roller deviation correcting device.
Background
A printer is a machine that prints text and images. Modern printers typically consist of mechanisms such as plate loading, inking, stamping, paper feeding (including folding). When the printer is used for conveying and printing paper, the paper needs to be controlled to be kept in a specific conveying track, so that the regularity of the printing content of the paper is ensured, however, most of deviation correcting equipment of the existing printer adopts a mode that panels which are vertically arranged are inwards pushed to be aligned, so that the deviated paper is kept on the original track, the edge part of the paper which is rapidly conveyed is in contact with the panels in the inwards pushing process of the vertical panels, the edge of the paper is easily scratched and abraded under the action of the pushing force of the vertical panels, and the vertical panels are difficult to release the fitting state with the end face of the paper in a short time after the paper is corrected, so that the paper in conveying can be abraded in a large range.
The invention patent with the application publication number of CN110356883A discloses a deviation correcting mechanism of a full-automatic printing machine, a product to be printed can pass through gaps of two U-shaped photoelectric sensors in the conveying process, once the product to be printed is deviated, a photoelectric signal control module of the U-shaped photoelectric sensors can be blocked at the side edges of the product to be printed, the condition can be monitored, then a deviation correcting driving piece can be controlled to start to work so as to drive a deviation correcting roller set to swing on a horizontal supporting frame, the deviation correcting roller set can be driven by friction force to swing together in the back and forth swinging process, the position of the product to be printed is corrected to a normal position in cooperation with the conveying process of the product to be printed, at the moment, the photoelectric signals of the U-shaped photoelectric sensors can not be blocked by the side edges of the product to be printed, and the control module can control the deviation correcting driving piece to stop working, so that the purpose of automatic deviation correcting is achieved.
The deviation correcting mechanism utilizes the deviation correcting roller set to drive the printed product to swing together by utilizing the transverse friction force of the deviation correcting roller set to the printed product to achieve the purpose of deviation correcting.
Disclosure of Invention
The invention aims to provide a printing roller deviation correcting device which can automatically realize printing and deviation correction of printing pieces with different width sizes, does not wear the edges of the printing pieces and the surfaces of the printing pieces, effectively ensures the quality of the printing pieces, and has simple structure and convenient operation.
The technical aim of the invention is realized by the following technical scheme:
the utility model provides a printing roller deviation correcting device, includes the curb plate of two parallel arrangement, and the front and back end of curb plate is equipped with smooth printing conveying roller respectively, the both ends of printing conveying roller rotate with the both sides board respectively and are connected, and the top between the printing conveying roller of both sides board front and back end is equipped with smooth middle conveying roller, all be equipped with the mechanism of rectifying between the printing conveying roller of middle conveying roller and both sides board front and back end, the mechanism of rectifying is including being located the movable plate one between the curb plate and the movable plate two and being used for driving the movable plate one and the synchronous lateral movement of movable plate two rectify actuating mechanism and connect, the top of rectifying actuating mechanism still is equipped with the upset portion of rectifying that is used for correcting the printing piece to the correct position.
By adopting the technical scheme, the printing conveying roller and the middle conveying roller are used for supporting and tensioning and conveying the printing piece, so that the printing piece can be printed in a flat state, the printing quality is effectively ensured, and the smooth printing conveying roller and the middle conveying roller reduce the friction force with the printing piece as much as possible when the printing piece is supported and tensioned and conveyed, the abrasion of the printing piece is effectively reduced, and the surface quality of the printing piece is better; when the printing piece is deviated, the printing piece is jacked up through the overturning deviation correcting part in an overturning manner, and then the first moving plate and the second moving plate in the deviation correcting mechanism are driven by the deviation correcting driving mechanism to transversely move under the driving of the deviation correcting driving mechanism, so that the printing piece is separated from the printing conveying roller and the middle conveying roller and then transversely moves to the correct position along with the overturning deviation correcting part, and the overturning deviation correcting part, the printing conveying roller and the middle conveying roller do not transversely relatively move with the printing piece and are not contacted with the edge of the printing piece in the whole deviation correcting process, so that the edge of the printing piece is not worn, the surface of the printing piece is not worn, and the quality of the printing piece is effectively ensured.
The invention is further provided with: the correction driving mechanism comprises a first lead screw and a driving motor for driving the first lead screw to rotate, one end of the first lead screw is connected with the driving motor, the driving motor is fixed on a side plate, the first lead screw is respectively and rotatably connected with two side plates, the first moving plate and the second moving plate are respectively and threadedly connected with the first lead screw, guide rods parallel to an axis of the first lead screw are respectively arranged on two sides of the first lead screw, two ends of the guide rods are respectively connected with the two side plates, and the first moving plate and the second moving plate are respectively and axially slidably matched with the guide rods.
Through adopting above-mentioned technical scheme, when needs transversely rectify the printing piece, start driving motor, drive driving screw synchronous rotation when driving motor's output shaft rotates for with first threaded connection's of lead screw movable plate and movable plate two follow the guide bar lateral shifting parallel with a lead screw axis, thereby drive the printing piece lateral shifting by upset deviation correcting portion jack-up, until the printing piece removes to the exact position, consequently realized the operation of rectifying of printing piece, simple structure, convenient operation.
The invention is further provided with: the turnover deviation correcting part comprises a first deviation correcting driving arm and a second deviation correcting driving arm which are respectively connected with a first moving plate and a second moving plate in a rotating mode, two ends of the first deviation correcting driving arm and two ends of the second deviation correcting driving arm are respectively connected with the first deviation correcting driving arm and the second deviation correcting driving arm in a rotating mode through a first deviation correcting roller and a second deviation correcting roller, the two ends of the first deviation correcting roller and the two ends of the second deviation correcting roller are respectively connected with the first deviation correcting driving arm and the second deviation correcting driving arm in a rotating mode, the middle portions of the first deviation correcting driving arm and the second deviation correcting driving arm are respectively fixedly connected with a first rotating shaft and a second rotating shaft, the first rotating shaft and the second rotating shaft are respectively connected with the first moving plate and the second moving plate in a rotating mode, through holes which penetrate in the axial direction are formed in the center of the first rotating shaft and the second rotating shaft, sliding grooves which extend in the axial directions are formed in the outer walls of the first rotating shaft and the second rotating shaft, sliding blocks which are in sliding fit with the sliding grooves are fixedly arranged on the inner walls of the through holes of the first rotating shaft and the second rotating shaft, and the third rotating shaft are connected with the turnover motor.
By adopting the technical scheme, when the turnover deviation correcting part performs turnover operation, the turnover motor is controlled to start, the output shaft of the turnover motor drives the rotating shaft III to synchronously rotate, the rotating shaft III drives the rotating shaft I and the rotating shaft II to synchronously rotate, the rotating shaft I and the rotating shaft II respectively drive the deviation correcting driving arm I and the deviation correcting driving arm II fixedly connected with the rotating shaft I and the rotating shaft II to synchronously rotate, the deviation correcting driving arm I and the deviation correcting driving arm II drive the deviation correcting roller I and the deviation correcting roller II to synchronously turn over when synchronously rotating, so that the deviation correcting roller I and the deviation correcting roller II gradually respectively prop against a printing part, and the printing part is gradually propped against the printing conveying roller and the middle conveying roller by the turned deviation correcting roller I and the deviation correcting roller II along with the continuous turnover of the deviation correcting roller I and the deviation correcting roller II; then, the driving motor is started to enable the screw rod I to rotate, so that the first moving plate I and the second moving plate II are driven to synchronously and transversely slide along the sliding groove on the third rotating shaft when being driven to transversely move along the guide rod parallel to the axis of the screw rod I, the first moving plate I and the second moving plate II are respectively driven to synchronously and transversely move along the guide rod parallel to the axis of the screw rod I, the first rectifying driving arm I and the second rectifying driving arm II are driven to synchronously and transversely slide respectively, the first rectifying roller I and the second rectifying driving arm II are driven to synchronously and transversely move when the first rectifying driving arm I and the second rectifying driving arm II synchronously slide, and therefore printing pieces are jacked by the first rectifying driving arm I and the second rectifying driving arm II and then can be rectified along with the first rectifying roller II, and separated from the printing conveying roller and the middle conveying roller after being jacked by the first rectifying roller I and the second rectifying roller II, and no transverse relative movement is caused between the first rectifying roller I and the second rectifying roller II when the printing piece is carried along with the first rectifying roller and the second rectifying roller II, and therefore abrasion of printing pieces cannot be caused to the surface of the printing pieces, and quality of the printing pieces can not be effectively guaranteed.
The invention is further provided with: the front end and the rear end of the two side plates are respectively provided with a correction control mechanism, the correction control mechanism comprises two photoelectric sensors which are respectively opposite to the two sides of the printing piece, the two photoelectric sensors are respectively arranged on two sliding plates, the two sliding plates are respectively in threaded connection with the two ends of the bidirectional screw rod, the two ends of the bidirectional screw rod are respectively in rotary connection with the two side plates, the two sides of the bidirectional screw rod are respectively provided with a guide rod parallel to the axis of the bidirectional screw rod, the two ends of the guide rod are respectively connected with the two side plates through mounting seats, the two sliding plates are in sliding fit with the guide rods, and the bidirectional screw rod is connected with the manual adjusting mechanism.
The invention is further provided with: the manual adjusting mechanism comprises an adjusting hand wheel, the adjusting hand wheel is fixed at one end of an adjusting rod, the adjusting rod is arranged on a side plate through a bearing seat, a bevel gear I is arranged at the other end of the adjusting rod, and the bevel gear I is meshed with a bevel gear II on a bidirectional screw rod.
Through adopting above-mentioned technical scheme, the control mechanism of rectifying is used for automatic according to the condition of printing piece off tracking control mechanism automatic realization operation of rectifying, printing piece can pass at the induction area of two photoelectric sensor at its both sides edge in the transportation process, when photoelectric sensor inducted printing piece off tracking, transfer the off tracking signal for the controller, the controller is according to off tracking signal control upset motor and driving motor start respectively, the upset motor rotates certain angle and stop rotatory after jack-up printing piece, then driving motor starts the start, drive movable plate one and movable plate two lateral movement certain distance until photoelectric sensor detects the printing piece and arrives the exact position, manual adjustment mechanism is used for adjusting the position of two photoelectric sensor, thereby the printing of the printing piece of adaptation to different width and operation of rectifying, when need carry out position adjustment to two photoelectric sensor, through rotating the regulation hand wheel, thereby drive bevel gear one synchronous revolution when adjusting dry rotation, drive two bevel gears of meshing with it rotate, drive two sliding plates along opposite directions or reverse movement of guide arm, thereby drive two sliding plates along opposite directions or reverse movement of two sliding plates on the corresponding lead screw, thereby the automatic detection width is realized to the printing piece, the automatic adaptation is printed on the same width or the printing piece is different, the printing piece is realized, the automatic adaptation is moved to the width is easy to the printing piece.
The invention is further provided with: the two ends of the first deviation rectifying driving arm and the second deviation rectifying driving arm are respectively provided with an adjusting groove, adjusting blocks which are in sliding fit with the adjusting grooves are arranged in the adjusting grooves, the adjusting blocks are connected with the adjusting grooves through adjusting springs, one ends of the adjusting springs are fixed on the adjusting blocks, the other ends of the adjusting springs are fixed at the bottoms of the adjusting grooves, and the ends of the first deviation rectifying roller and the second deviation rectifying roller are respectively connected with the adjusting blocks in the adjusting grooves at the two ends of the first deviation rectifying driving arm and the second deviation rectifying driving arm in a rotating mode.
By adopting the technical scheme, the regulating groove and the regulating block are used for automatically regulating the installation positions of the first deviation correcting roller and the second deviation correcting roller at the two ends of the first deviation correcting driving arm and the second deviation correcting driving arm in real time according to the tension of the printing piece, when the first deviation correcting roller and the second deviation correcting roller gradually jack up the printing piece in the process of overturning along with the first deviation correcting driving arm and the second deviation correcting driving arm, when the printing piece is jacked up, the surface tension of the printing piece is greater than the surface tension before jacking up, the printing piece can extrude the first deviation correcting roller and the second deviation correcting roller, so that the first deviation correcting roller and the second deviation correcting roller extrude the regulating block, the regulating block slides along the regulating groove to one side of the compression regulating spring, the regulating block drives the first deviation correcting roller and the second deviation correcting roller to slide along the regulating groove close to one side of the center of the first deviation correcting driving arm and the second deviation correcting driving arm, when the first deviation correcting roller and the second deviation correcting roller slide along the regulating groove, ensuring that the surface tension of the printing piece is equal to that before the printing piece is jacked up, when the reverse overturning motion of the first rectifying roller and the second rectifying roller is finished after the rectifying, the surface tension of the printing piece starts to be reduced, the regulating block slides to the other side of the regulating groove under the action of the rebound force of the regulating spring, the regulating block drives the first rectifying roller and the second rectifying roller to synchronously slide to one side far away from the centers of the first rectifying driving arm and the second rectifying driving arm when sliding along the regulating groove to the other side, the surface tension of the printing piece can be increased when the first rectifying roller and the second rectifying roller reversely slide along the regulating groove, thereby ensuring that the surface tension of the printing piece is equal to that before the printing piece is jacked up, namely, the surface tension of the printing piece is always consistent in the jacking or releasing process of the first rectifying roller and the second rectifying roller, avoiding the problem of tearing or folding caused by the change of the tension in the rectifying process, the reliability and the printing quality of the deviation rectifying operation are effectively improved.
The invention is further provided with: the adjusting device is characterized in that a guide groove is formed in one side, close to the side plate adjacent to the adjusting groove, of the adjusting block, a guide pin is fixedly arranged on the adjusting block and is in sliding fit with the guide groove, the guide pin extends out of the guide groove and is in sliding fit with an arc-shaped groove on the first moving plate or the second moving plate, and the arc-shaped grooves on the first moving plate and the second moving plate are matched with the movement track of the adjusting block, which is respectively arranged at two ends of the first correcting driving arm and the second correcting driving arm.
By adopting the technical scheme, because the arc grooves on the first moving plate and the second moving plate are matched with the movement tracks of the adjusting blocks at the two ends of the first correcting driving arm and the second correcting driving arm respectively, when the first correcting roller and the second correcting roller synchronously slide along the arc grooves along with the guide pins on the adjusting blocks in the process of overturning along with the first correcting driving arm and the second correcting driving arm, the first correcting roller and the second correcting roller can automatically adjust the installation positions of the first correcting roller and the second correcting roller at the two ends of the first correcting driving arm and the second correcting driving arm in real time without according to the tension of a printing piece, the constant extrusion force between the first correcting roller and the second correcting roller and the printing piece is ensured, the influence of the first correcting roller and the second correcting roller on the tension of the printing piece is further reduced, and the tension of the printing piece is ensured to be stable all the time.
The invention is further provided with: the first deviation correcting roller and the second deviation correcting roller are rubber rollers, and anti-skid patterns are arranged on the surfaces of the first deviation correcting roller and the second deviation correcting roller.
Through adopting above-mentioned technical scheme, rubber material has certain elasticity, can be better support the printing piece, and the texture is soft, is difficult for causing the scratch to the printing piece, and the condition that skid-proof line's setting can further prevent to take place to skid between printing piece and correction roller one and the correction roller two for the printing piece can be smoothly along with correction roller one and correction roller two synchronous movement, has effectively improved the reliability of correction operation.
The beneficial effects of the invention are as follows:
1. the printing conveying roller and the middle conveying roller are used for supporting and tensioning and conveying the printing piece, so that the printing piece can be printed in a flat state, the printing quality is effectively ensured, and the smooth printing conveying roller and the middle conveying roller reduce friction force with the printing piece as much as possible when the printing piece is supported and tensioned and conveyed, the abrasion of the printing piece is effectively reduced, and the surface quality of the printing piece is better; when the printing piece is deviated, the printing piece is jacked up through the overturning deviation correcting part in an overturning manner, and then the first moving plate and the second moving plate in the deviation correcting mechanism are driven by the deviation correcting driving mechanism to transversely move under the driving of the deviation correcting driving mechanism, so that the printing piece is separated from the printing conveying roller and the middle conveying roller and then transversely moves to the correct position along with the overturning deviation correcting part, and the overturning deviation correcting part, the printing conveying roller and the middle conveying roller do not transversely relatively move with the printing piece and are not contacted with the edge of the printing piece in the whole deviation correcting process, so that the edge of the printing piece is not worn, the surface of the printing piece is not worn, and the quality of the printing piece is effectively ensured.
2. The deviation correcting control mechanism is used for automatically controlling the deviation correcting mechanism to automatically realize deviation correcting operation according to the deviation of the printing piece, the edges of the two sides of the printing piece can pass through the induction areas of the two photoelectric sensors in the conveying process, when the photoelectric sensors induce the deviation of the printing piece, the deviation correcting control mechanism transmits deviation signals to the controller, the controller controls the overturning motor and the driving motor to be respectively started according to the deviation signals, the overturning motor rotates for a certain angle and stops rotating the printing piece after jacking, then the driving motor starts to start, the first moving plate and the second moving plate are driven to transversely move for a certain distance until the photoelectric sensors detect that the printing piece reaches the correct position, the manual adjusting mechanism is used for adjusting the positions of the two photoelectric sensors, thus when the position of the two photoelectric sensors needs to be adjusted, the adjusting hand wheel is rotated, so that the adjusting rod is rotated, the bevel gear I is driven to synchronously rotate when the adjusting rod is adjusted to rotate, the bevel gear II meshed with the bevel gear I is driven to rotate when the bevel gear I rotates, the bidirectional screw is driven to rotate when the bevel gear II rotates, the two sliding plates which are in threaded connection with the bidirectional screw are driven to move oppositely or reversely along the guide rod when the bidirectional screw rotates, and the photoelectric sensors which are respectively arranged on the two sliding plates are driven to move oppositely or reversely, so that the edge detection of the printing pieces with different widths is adapted, and the printing and deviation correcting operation of the printing pieces with different widths is automatically realized.
3. The invention automatically adjusts the installation positions of the first correction roller and the second correction roller at the two ends of the first correction driving arm and the second correction driving arm according to the tension of the printing piece through the adjusting groove and the adjusting block, when the first correction roller and the second correction roller gradually jack up the printing piece in the process of overturning along with the first correction driving arm and the second correction driving arm, when the printing piece is jacked up, the surface tension of the printing piece is larger than the surface tension before jacking up, the printing piece can squeeze the first correction roller and the second correction roller, so that the first correction roller and the second correction roller squeeze the adjusting block, the adjusting block slides along the adjusting groove to one side of the compression adjusting spring, the adjusting block drives the first correction roller and the second correction roller to slide along the adjusting groove to one side close to the centers of the first correction driving arm and the second correction driving arm, when the first correction roller and the second correction roller slide along the adjusting groove, the surface tension of the printing piece can be reduced, ensuring that the surface tension of the printing piece is equal to that before the printing piece is jacked up, when the reverse overturning motion of the first rectifying roller and the second rectifying roller is finished after the rectifying, the surface tension of the printing piece starts to be reduced, the regulating block slides to the other side of the regulating groove under the action of the rebound force of the regulating spring, the regulating block drives the first rectifying roller and the second rectifying roller to synchronously slide to one side far away from the centers of the first rectifying driving arm and the second rectifying driving arm when sliding along the regulating groove to the other side, the surface tension of the printing piece can be increased when the first rectifying roller and the second rectifying roller reversely slide along the regulating groove, thereby ensuring that the surface tension of the printing piece is equal to that before the printing piece is jacked up, namely, the surface tension of the printing piece is always consistent in the jacking or releasing process of the first rectifying roller and the second rectifying roller, avoiding the problem of tearing or folding caused by the change of the tension in the rectifying process, the reliability and the printing quality of the deviation rectifying operation are effectively improved.
4. According to the invention, the guide groove is arranged on one side of the adjusting groove, which is close to the side plate adjacent to the adjusting groove, the guide pin is fixedly arranged on the adjusting block, the guide pin is in sliding fit with the guide groove, the guide pin extends out of the guide groove and is in sliding fit with the arc-shaped groove on the first moving plate or the second moving plate, the arc-shaped grooves on the first moving plate and the second moving plate are matched with the movement tracks of the adjusting blocks respectively arranged at the two ends of the first rectifying driving arm and the second rectifying driving arm, and as the arc-shaped grooves on the first moving plate and the second moving plate are matched with the movement tracks of the adjusting blocks respectively arranged at the two ends of the first rectifying driving arm and the second rectifying driving arm, the guide pin on the adjusting block can synchronously slide along the arc-shaped groove in the process of overturning along with the first rectifying driving arm and the second rectifying driving arm, so that the first rectifying roller and the second rectifying roller can automatically adjust the installation positions of the first rectifying roller and the second rectifying driving arm at the two ends according to the tension of a printing piece, the constant extrusion force between the first rectifying roller and the second rectifying driving arm and the printing piece is ensured, the first rectifying roller and the second rectifying driving arm and the printing piece are always constant, the tension of the first rectifying roller and the second rectifying roller and the printing roller is ensured to be always stable, and the printing tension of the printing roller is always stable.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of the whole structure of a printing roller deviation correcting device according to the present invention.
Fig. 2 is a schematic cross-sectional view of a deviation correcting device for printing roller according to the present invention.
Fig. 3 is a schematic structural view of a manual adjustment mechanism in a printing roller deviation correcting device according to the present invention.
Fig. 4 is a schematic longitudinal sectional view of a deviation correcting device for printing roller according to the present invention.
In the figure, 1, a side plate; 2. a printing conveying roller; 3. an intermediate conveying roller; 4. a deviation correcting mechanism; 41. a first moving plate; 42. a second moving plate; 43. a correction driving mechanism; 44. a turnover deviation correcting part; 431. a first lead screw; 432. a driving motor; 433. a guide rod; 441. a first deviation rectifying driving arm; 442. a second deviation rectifying driving arm; 443. a first deviation correcting roller; 444. a second deviation correcting roller; 445. an adjustment tank; 446. an adjusting block; 447. an adjusting spring; 448. a guide groove; 449. a guide pin; 45. an arc-shaped groove; 5. a printing member; 6. a first rotating shaft; 7. a second rotating shaft; 8. a through hole; 9. a third rotating shaft; 10. a chute; 11. a slide block; 12. a deviation rectifying control mechanism; 121. a photoelectric sensor; 122. a sliding plate; 123. a bidirectional screw rod; 124. a guide rod; 125. a mounting base; 13. a manual adjustment mechanism; 131. an adjusting hand wheel; 132. an adjusting rod; 133. a bearing seat; 134. bevel gears I; 135. bevel gears II; 14. and (5) turning over the motor.
Detailed Description
The technical scheme of the present invention will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention.
As shown in fig. 1 to 4, a printing roller deviation correcting device comprises two parallel side plates 1, wherein the front end and the rear end of the two side plates 1 are respectively provided with a smooth printing conveying roller 2, two ends of the printing conveying roller 2 are respectively connected with the two side plates 1 in a rotating way, a smooth middle conveying roller 3 is arranged above the printing conveying rollers 2 at the front end and the rear end of the two side plates 1, deviation correcting mechanisms 4 are respectively arranged between the middle conveying roller 3 and the printing conveying rollers 2 at the front end and the rear end of the two side plates 1, the deviation correcting mechanisms 4 comprise a first moving plate 41 and a second moving plate 42 which are positioned between the two side plates 1, and a deviation correcting driving mechanism 43 for driving the first moving plate 41 and the second moving plate 42 to synchronously and transversely move, and a turnover deviation correcting part 44 for correcting a printing piece 5 to a correct position is further arranged above the deviation correcting driving mechanism 43.
Further, the deviation rectifying driving mechanism 43 includes a first lead screw 431 and a driving motor 432 for driving the first lead screw 431 to rotate, one end of the first lead screw 431 is connected with the driving motor 432, the driving motor 432 is fixed on a side plate 1, the first lead screw 431 is respectively connected with the two side plates 1 in a rotating manner, the first moving plate 41 and the second moving plate 42 are respectively connected with the first lead screw 431 in a threaded manner, two sides of the first lead screw 431 are respectively provided with a guide rod 433 parallel to the axis of the first lead screw 431, two ends of the guide rod 433 are respectively connected with the two side plates 1, and the first moving plate 41 and the second moving plate 42 are respectively in axial sliding fit with the guide rods 433.
Further, the turnover deviation rectifying part 44 includes a first deviation rectifying driving arm 441 and a second deviation rectifying driving arm 442, which are respectively connected with the first moving plate 41 and the second moving plate 42 in a rotating way, two ends of the first deviation rectifying driving arm 441 and the second deviation rectifying driving arm 442 are respectively connected with a first deviation rectifying roller 443 and a second deviation rectifying roller 444, two ends of the first deviation rectifying roller 443 and the second deviation rectifying roller 444 are respectively connected with the first deviation rectifying driving arm 441 and the second deviation rectifying driving arm 442 in a rotating way, the first deviation rectifying roller 443 and the second deviation rectifying roller 444 are respectively located at the upper side and the lower side of the printing piece 5, middle parts of the first deviation rectifying driving arm 441 and the second deviation rectifying driving arm 442 are respectively connected with a first rotating shaft 6 and a second rotating shaft 7 in a fixed way, the first rotating shaft 6 and the second rotating shaft 7 are respectively connected with the first moving plate 41 and the second moving plate 42 in a rotating way, through holes 8 which axially penetrate are respectively arranged at the centers of the first rotating shaft 6 and the second rotating shaft 7, a third rotating shaft 9 is coaxially inserted in the through holes 8 of the first rotating shaft 6 and the second rotating shaft 7, a sliding groove 10 which axially extends is arranged on the outer wall of the rotating shaft 9, sliding blocks 10 are fixedly arranged on the inner walls of the through holes 8 of the rotating shafts 6 and the first rotating shaft 6 and the second rotating shaft 7 are respectively connected with the rotating shafts 11 in a sliding way.
Further, the front end and the rear end of the two side plates 1 are respectively provided with a deviation rectifying control mechanism 12, the deviation rectifying control mechanism 12 comprises two photoelectric sensors 121 which are respectively opposite to the two sides of the printing piece 5, the two photoelectric sensors 121 are respectively arranged on two sliding plates 122, the two sliding plates 122 are respectively in threaded connection with the two ends of a bidirectional screw 123, the two ends of the bidirectional screw 123 are respectively in rotational connection with the two side plates 1, two sides of the bidirectional screw 123 are respectively provided with a guide rod 124 parallel to the axis of the bidirectional screw 123, the two ends of the guide rod 124 are respectively connected with the two side plates 1 through mounting seats 125, the two sliding plates 122 are respectively in sliding fit with the guide rods 124, and the bidirectional screw 123 is connected with the manual adjusting mechanism 13.
Further, the manual adjustment mechanism 13 includes an adjustment hand wheel 131, the adjustment hand wheel 131 is fixed at one end of an adjustment rod 132, the adjustment rod 132 is mounted on a side plate 1 through a bearing seat 133, a bevel gear I134 is disposed at the other end of the adjustment rod 132, and the bevel gear I134 is meshed with a bevel gear II 135 on the bidirectional screw 123.
Further, the two ends of the first correction driving arm 441 and the second correction driving arm 442 are respectively provided with an adjusting groove 445, an adjusting block 446 in sliding fit with the adjusting groove 445 is arranged in the adjusting groove 445, the adjusting block 446 is connected with the adjusting groove 445 through an adjusting spring 447, one end of the adjusting spring 447 is fixed on the adjusting block 446, the other end of the adjusting spring 447 is fixed at the bottom of the adjusting groove 445, and the ends of the first correction roller 443 and the second correction roller 444 are respectively connected with the adjusting blocks 446 in the adjusting grooves 445 at the two ends of the first correction driving arm 441 and the second correction driving arm 442 in a rotating manner.
Further, a guiding groove 448 is provided on a side of the adjusting groove 445 adjacent to the side plate 1, a guiding pin 449 is fixedly provided on the adjusting block 446, the guiding pin 449 is slidably engaged with the guiding groove 448, the guiding pin 449 extends out of the guiding groove 448 and is slidably engaged with the arc-shaped groove 45 on the first moving plate 41 or the second moving plate 42, and the circle centers of the circumferences of the arc-shaped grooves 45 on the first moving plate 41 and the second moving plate 42 are located on one side of the centers of the first rectifying driving arm 441 and the second rectifying driving arm 442, respectively.
Further, the first correction roller 443 and the second correction roller 444 are rubber rollers, and anti-skid patterns are arranged on the surfaces of the first correction roller 443 and the second correction roller 444.
The working principle of the invention is as follows: the printing piece 5 is supported and tensioned through the printing conveying roller 2 and the middle conveying roller 3, so that the printing piece 5 can be printed in a flat state, the printing quality is effectively ensured, the smooth printing conveying roller 2 and the middle conveying roller 3 reduce friction force with the printing piece 5 as much as possible when the printing piece 5 is supported and tensioned, the abrasion of the printing piece 5 is effectively reduced, and the surface quality of the printing piece 5 is better; the printing piece 5 can pass through the sensing areas of the two photoelectric sensors 121 at the two side edges in the conveying process, when the photoelectric sensors 121 sense the deviation of the printing piece 5, the deviation signals are transmitted to the controller, the controller controls the overturning motor 14 and the driving motor 432 to be respectively started according to the deviation signals, the overturning motor 14 rotates a certain angle and stops rotating after the printing piece 5 is jacked up, at the moment, the printing piece 5 is separated from the printing conveying roller 2 and the middle conveying roller 3, then the driving motor 432 starts to start, the moving plate 41 and the moving plate 42 are driven to transversely move a certain distance until the photoelectric sensors 121 detect that the printing piece 5 reaches the correct position, the printing piece 5 transversely moves to the correct position along with the overturning deviation rectifying part 44, and in the whole deviation rectifying process, the overturning deviation rectifying part 44, the printing conveying roller 2, the middle conveying roller 3 and the printing piece 5 are not transversely relatively moved, and can not be contacted with the edge of the printing piece 5, therefore abrasion is not caused on the edge of the printing piece 5, the surface of the printing piece 5 is not worn, the quality of the printing piece 5 is effectively ensured, the overturning motor 14 reversely rotates after the deviation rectifying is completed, the printing piece 5 is separated from the printing piece 44 and the printing piece 5 is conveyed by the middle conveying roller 3, and the printing piece 5 is continuously conveyed by the tension roller 2.
Claims (8)
1. A printing roller deviation correcting device is characterized in that: including curb plate (1) of two parallel arrangement, the front and back end of curb plate (1) is equipped with glossy printing conveyor roll (2) respectively, the both ends of printing conveyor roll (2) are connected with the rotation of curb plate (1) respectively, and the top between printing conveyor roll (2) of curb plate (1) front and back end is equipped with glossy centre conveyor roll (3), all be equipped with between printing conveyor roll (2) of centre conveyor roll (3) and curb plate (1) front and back end and rectify mechanism (4), rectify mechanism (4) including be located movable plate one (41) and movable plate two (42) between curb plate (1) and be used for driving movable plate one (41) and movable plate two (42) synchronous lateral movement's deviation rectifying actuating mechanism (43) and be connected, the top of rectifying actuating mechanism (43) still is equipped with upset portion of rectifying (44) that are used for rectifying printing piece (5) to the exact position.
2. The printing roller correction device of claim 1, wherein: the correction driving mechanism (43) comprises a first lead screw (431) and a driving motor (432) for driving the first lead screw (431) to rotate, one end of the first lead screw (431) is connected with the driving motor (432), the driving motor (432) is fixed on a side plate (1), the first lead screw (431) is respectively and rotatably connected with two side plates (1), the first moving plate (41) and the second moving plate (42) are respectively and rotatably connected with the first lead screw (431), guide rods (433) parallel to the axis of the first lead screw (431) are respectively arranged on two sides of the first lead screw (431), two ends of the guide rods (433) are respectively connected with the two side plates (1), and the first moving plate (41) and the second moving plate (42) are respectively and axially slidably matched with the guide rods (433).
3. The printing roller correction device according to claim 2, wherein: the turnover deviation correcting part (44) comprises a first deviation correcting driving arm (441) and a second deviation correcting driving arm (442) which are respectively and rotationally connected with a first moving plate (41) and a second moving plate (42), the two ends of the first deviation correcting driving arm (441) and the second deviation correcting driving arm (442) are respectively and rotationally connected with a first deviation correcting driving arm (441) and a second deviation correcting driving arm (442) through a first deviation correcting roller (443) and a second deviation correcting roller (444), the two ends of the first deviation correcting roller (443) and the second deviation correcting driving arm (444) are respectively and rotationally connected with the first deviation correcting driving arm (441) and the second deviation correcting driving arm (442) which are respectively and rotationally connected with the first moving plate (41) and the second moving plate (42), the centers of the first rotation shaft (6) and the second rotation driving arm (7) are respectively provided with axial through holes (8), the first rotation axes (441) and the second rotation driving arm (444) are respectively positioned on the upper side and the lower side of a printing piece (5), the middle parts of the first deviation correcting driving arm (441) and the second deviation correcting driving arm (442) are respectively and the first rotation axes (6) and the second rotation axes (7) are respectively and fixedly connected with the first rotation axes (7), the first rotation axes (6) and the second rotation axes (7) are respectively and the first rotation axes (41) and the second rotation axes (2) are respectively and the second rotation axes (2) and second rotation directions (2) respectively, the inner walls of the through holes (8) of the first rotating shaft (6) and the second rotating shaft (7) are fixedly provided with sliding blocks (11) which are in sliding fit with the sliding grooves (10), and the third rotating shaft (9) is connected with a turnover motor (14).
4. The printing roller correction device of claim 1, wherein: the front end and the rear end of the two side plates (1) are respectively provided with a correction control mechanism (12), the correction control mechanism (12) comprises two photoelectric sensors (121) which are respectively opposite to the two sides of the printing piece (5), the two photoelectric sensors (121) are respectively arranged on two sliding plates (122), the two sliding plates (122) are respectively in threaded connection with the two ends of a bidirectional screw (123), the two ends of the bidirectional screw (123) are respectively in rotary connection with the two side plates (1), the two sides of the bidirectional screw (123) are respectively provided with guide rods (124) parallel to the axis of the bidirectional screw (123), the two ends of the guide rods (124) are respectively connected with the two side plates (1) through mounting seats (125), the two sliding plates (122) are respectively in sliding fit with the guide rods (124), and the bidirectional screw (123) is connected with the manual adjusting mechanism (13).
5. The printing roll deviation correcting device according to claim 4, wherein: the manual adjusting mechanism (13) comprises an adjusting hand wheel (131), the adjusting hand wheel (131) is fixed at one end of an adjusting rod (132), the adjusting rod (132) is installed on a side plate (1) through a bearing seat (133), a bevel gear I (134) is arranged at the other end of the adjusting rod (132), and the bevel gear I (134) is meshed with a bevel gear II (135) on a bidirectional screw rod (123).
6. A printing roller correction apparatus according to claim 3, wherein: the device is characterized in that adjusting grooves (445) are formed in the two ends of the first correcting driving arm (441) and the second correcting driving arm (442), adjusting blocks (446) which are in sliding fit with the adjusting grooves (445) are arranged in the adjusting grooves (445), the adjusting blocks (446) are connected with the adjusting grooves (445) through adjusting springs (447), one ends of the adjusting springs (447) are fixed on the adjusting blocks (446), the other ends of the adjusting springs (447) are fixed at the bottoms of the adjusting grooves (445), and the ends of the first correcting roller (443) and the second correcting roller (444) are respectively connected with the adjusting blocks (446) in the adjusting grooves (445) in the two ends of the first correcting driving arm (441) and the second correcting driving arm (442) in a rotating mode.
7. The printing roll deviation correcting device according to claim 6, wherein: the adjusting device is characterized in that a guide groove (448) is formed in one side, close to the side plate (1) adjacent to the adjusting groove, of the adjusting groove (445), a guide pin (449) is fixedly arranged on the adjusting block (446), the guide pin (449) is in sliding fit with the guide groove (448), the guide pin (449) stretches out of the guide groove (448) and is in sliding fit with an arc groove (45) on the first moving plate (41) or the second moving plate (42), and circle centers of circumferences of the arc grooves (45) on the first moving plate (41) and the second moving plate (42) are located on one side of the centers of the first correcting driving arm (441) and the second correcting driving arm (442) respectively.
8. A printing roller correction apparatus according to claim 3, wherein: the first correction roller (443) and the second correction roller (444) are rubber rollers, and anti-skid patterns are arranged on the surfaces of the first correction roller (443) and the second correction roller (444).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310472981.9A CN116692554A (en) | 2023-04-28 | 2023-04-28 | Printing roller deviation correcting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310472981.9A CN116692554A (en) | 2023-04-28 | 2023-04-28 | Printing roller deviation correcting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116692554A true CN116692554A (en) | 2023-09-05 |
Family
ID=87840061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310472981.9A Withdrawn CN116692554A (en) | 2023-04-28 | 2023-04-28 | Printing roller deviation correcting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116692554A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119706475A (en) * | 2025-02-27 | 2025-03-28 | 温州市金龙纸业有限公司 | Positioning photoetching device for producing cigarette packet photoetching cat eye positioning transfer paper |
-
2023
- 2023-04-28 CN CN202310472981.9A patent/CN116692554A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119706475A (en) * | 2025-02-27 | 2025-03-28 | 温州市金龙纸业有限公司 | Positioning photoetching device for producing cigarette packet photoetching cat eye positioning transfer paper |
| CN119706475B (en) * | 2025-02-27 | 2025-06-13 | 温州市金龙纸业有限公司 | Positioning photoetching device for producing cigarette packet photoetching cat eye positioning transfer paper |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110844664B (en) | A cloth feeding mechanism of a digital printing machine | |
| US4552295A (en) | Anti-wrinkle device | |
| CN208993255U (en) | A kind of printing mechanism of printing machine | |
| CN209618498U (en) | A kind of corrugated paper board production line paper roll automatic assembling and disassembling system | |
| CN116692554A (en) | Printing roller deviation correcting device | |
| CN217293607U (en) | Rolling device for metal screen printing plate | |
| CN213564708U (en) | Adjusting device for aluminum foil paper printing roller | |
| CN213056413U (en) | Prevent lithography apparatus of off normal printing function | |
| CN211140966U (en) | Deviation correcting device for adjusting paper conveying direction on printing machine | |
| CN215755500U (en) | An intermittent rotary printing machine with automatic rotary cam tensioning feeding mechanism | |
| CN212266804U (en) | Ink printing slotting machine with stable feeding | |
| CN114193907B (en) | Folding equipment for printing equipment | |
| CN206926399U (en) | A kind of conduction band deviation correcting device of spray drawing machine | |
| CN213651276U (en) | Braided bag printing school position deviation correcting device | |
| CN219990617U (en) | Paper printing leveling device of printer | |
| CN223303847U (en) | Paper feeding mechanism of rotary press | |
| CN220009134U (en) | Printing device with automatically adjustable printing pressure | |
| CN220904254U (en) | Double-sheet type carton nailing machine for corrugated cartons | |
| CN213891806U (en) | Upper roll support for printing machine | |
| CN222451690U (en) | Positioning device for printing paper products | |
| CN223560908U (en) | A paper feeding device for a printing press | |
| CN220519658U (en) | Mylar rolling tightness control mechanism | |
| CN217946707U (en) | Plank turns to device | |
| CN222612439U (en) | Auxiliary mechanism for printing printed matter | |
| CN221368968U (en) | Material connection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230905 |