CN210113111U - Compression roller device for avoiding paper entering of printing machine - Google Patents
Compression roller device for avoiding paper entering of printing machine Download PDFInfo
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- CN210113111U CN210113111U CN201821933652.0U CN201821933652U CN210113111U CN 210113111 U CN210113111 U CN 210113111U CN 201821933652 U CN201821933652 U CN 201821933652U CN 210113111 U CN210113111 U CN 210113111U
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Abstract
The utility model discloses a compression roller device for avoiding paper feeding of printing machinery, which comprises a bracket, a printing roller, a compression roller and a pressing device; the printing roller is pivoted between the front side wall and the rear side wall of the bracket; the front side wall and the rear side wall of the bracket are respectively provided with a central lifting groove; side lifting grooves are respectively formed on the left side wall and the right side wall of the central lifting groove; a pivot plate is arranged in the central lifting groove in a lifting way; lifting guide blocks are respectively fixed at the centers of the left end surface and the right end surface of the pivoting plate; the press roller is pivoted between the pair of pivoting plates; the pressing device comprises two pairs of electromagnets and a pair of pressing lifting plates; the pair of electromagnets are respectively arranged on the upper side wall of the side lifting groove; a spring is fixed on the lower end surface of the lifting guide block; the lower end of the spring is fixed on the lower side wall of the side lifting groove; a pair of pressure springs is arranged between the pivoting plate and the pressing lifting plate. The utility model discloses when the printed matter entered, the compression roller can rise, ensured the smooth entering of printed matter, adapted to the printed matter of different thickness simultaneously, and suitable increase pressure guarantees the printing quality.
Description
Technical Field
The invention relates to the technical field of printing equipment, in particular to a paper-feeding avoiding compression roller device of printing machinery.
Background
Modern printing presses typically consist of mechanisms for plating, inking, stamping, feeding (including folding), etc. The working principle is as follows: the characters and images to be printed are made into printing plate, then it is mounted on the printing machine, then the ink is coated on the position of the characters and images on the printing plate by manual or printing machine, then it is directly or indirectly transferred on the paper or other printing material (such as textile, metal plate, plastics, leather, wood plate, glass and ceramic) so as to reproduce the same printed matter as the printing plate.
When the printing machine is used for printing, a printed matter needs to be rolled from a plate roller of the printing machine, and a pattern needs to be printed on the surface of the printed matter along with the rotation of the plate roller. When the printed matter rolls from the plate roller, the printed matter cannot be well attached to the surface of the plate roller, so that the printing effect is poor, and the printed pattern is unclear. The same printing machine can not print the printed matter of different thickness by the self-adaptation, and the printed matter of printing different thickness need use different printing machines to the difficulty can appear getting into when the printed matter gets into, causes the crease to the printed matter, also causes high in production cost's problem.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a paper-feeding avoiding compression roller device of a printing machine, wherein when a printed product enters, a compression roller can rise to ensure the smooth entering of the printed product, and meanwhile, the compression roller device is suitable for printed products with different thicknesses, so that the pressure is properly increased, and the printing quality is ensured.
The technical scheme for solving the technical problems is as follows: a paper-feeding avoiding compression roller device of a printing machine comprises a bracket, a printing roller, a compression roller and a pressing device; the bracket is in a rectangular frame shape with the center penetrating left and right; the printing roller is pivoted between the front side wall and the rear side wall of the bracket; the front side wall and the rear side wall of the bracket are respectively provided with a central lifting groove; side lifting grooves are respectively formed on the left side wall and the right side wall of the central lifting groove; a pivot plate matched with the central lifting groove is arranged in the central lifting groove in a lifting manner; the centers of the left end surface and the right end surface of the pivoting plate are respectively fixed with a lifting guide block matched with the side lifting groove; the press roller is pivoted between the pair of pivoting plates and is positioned right above the printing roller; the pressing device comprises two pairs of electromagnets and a pair of pressing lifting plates; the pair of electromagnets are respectively arranged on the upper side wall of the side lifting groove, and the lifting guide block is a metal part; a spring is fixed on the lower end surface of the lifting guide block; the lower end of the spring is fixed on the lower side wall of the side lifting groove; the pressing lifting plate is arranged in the central lifting groove in a lifting manner and is positioned right above the pivoting plate; a pair of pressure springs is arranged between the pivoting plate and the pressing lifting plate; the upper end of the pressure spring is fixed on the lower end face of the pressing lifting plate, and the lower end of the pressure spring is fixed on the upper end face of the pivoting plate.
Preferably, a pair of vertical guide rods which are arranged symmetrically left and right are fixed between the upper side wall and the lower side wall of the central lifting groove; the pin joint plate and the pressing lifting plate are vertically sleeved on the pair of vertical guide rods; the pair of pressure springs are respectively sleeved on the pair of vertical guide rods.
Preferably, the center of the upper side wall of the central lifting groove is inserted with an adjusting column from top to bottom; the adjusting columns abut against the upper end face of the pressing lifting plate and the pair of adjusting columns are arranged in a synchronous lifting mode.
Preferably, a lifting cylinder is fixed at the center of the upper end face of the bracket; a lifting connecting plate is fixed at the upper end of a piston rod of the lifting cylinder; a pair of adjusting columns is fixed on the lower end surface of the lifting connecting plate.
Preferably, when the lifting guide block is positioned at the uppermost end, the spring generates a pulling force; when the lifting guide block is at the lowest end, the spring generates thrust.
The invention has the beneficial effects that: when the printed matter enters, the press roller can rise, so that the printed matter can smoothly enter, meanwhile, the press roller is suitable for the printed matter with different thicknesses, the pressure is properly increased, and the printing quality is ensured.
Drawings
FIG. 1 is a schematic structural view of a cross section of the present invention;
FIG. 2 is a schematic structural view of a cross section A-A of FIG. 1 according to the present invention.
In the figure, 10, the stent; 100. a central lifting groove; 101. a side lifting groove; 11. a vertical guide bar; 20. a printing roller; 30. a compression roller; 311. a lifting guide block; 40. a pressing device; 41. A lifting cylinder; 42. lifting the connecting plate; 43. an adjustment column; 44. compressing the lifting plate; 45. a pressure spring; 46. an electromagnet; 47. a spring.
Detailed Description
As shown in fig. 1 and 2, a press roll device for paper feeding and avoiding of a printing machine comprises a support 10, a plate roll 20, a press roll 30 and a pressing device 40; the bracket 10 is in a rectangular frame shape with the center penetrating left and right; the printing roller 20 is pivoted between the front side wall and the rear side wall of the bracket 10; a central lifting groove 100 is respectively formed on the front side wall and the rear side wall of the bracket 10; side lifting grooves 101 are respectively formed on the left side wall and the right side wall of the central lifting groove 100; a pivot plate 31 matched with the central lifting groove 100 is arranged in the central lifting groove 100 in a lifting way; the center of the left and right end surfaces of the pivoting plate 31 is respectively fixed with a lifting guide block 311 matched with the side lifting groove 101; the press roller 30 is pivoted between the pair of pivoting plates 31 and is positioned right above the plate roller 20; the pressing device 40 includes two pairs of electromagnets 46 and a pair of pressing elevating plates 44; a pair of electromagnets 46 are respectively installed on the upper side walls of the side elevation grooves 101 and the elevation guide blocks 311 are made of metal; a spring 47 is fixed on the lower end surface of the lifting guide block 311; the lower end of the spring 47 is fixed on the lower side wall of the side lifting groove 101; the pressing lifting plate 44 is arranged in the central lifting groove 100 in a lifting way and is positioned right above the pivoting plate 31; a pair of compression springs 45 are arranged between the pivoting plate 31 and the pressing lifting plate 44; the upper end of the pressure spring 45 is fixed on the lower end face of the pressing lifting plate 44, and the lower end is fixed on the upper end face of the pivoting plate 31.
As shown in fig. 1 and 2, a pair of vertical guide rods 11 symmetrically arranged left and right are fixed between the upper and lower side walls of the central lifting groove 100; the pivoting plate 31 and the pressing lifting plate 44 are vertically sleeved on the pair of vertical guide rods 11; the pair of compression springs 45 are respectively sleeved on the pair of vertical guide rods 11.
As shown in fig. 1 and 2, an adjusting column 43 is inserted from top to bottom in the center of the upper side wall of the central lifting groove 100; the adjusting columns 43 abut against the upper end surface of the pressing lifting plate 44 and the pair of adjusting columns 43 are synchronously lifted and lowered.
As shown in fig. 1 and 2, a lifting cylinder 41 is fixed at the center of the upper end surface of the bracket 10; a lifting connecting plate 42 is fixed at the upper end of a piston rod of the lifting cylinder 41; a pair of adjustment posts 43 are fixed to the lower end surface of the elevation connection plate 42.
As shown in fig. 1 and 2, when the elevation guide block 311 is at the uppermost end, the spring 47 generates a pulling force; when the elevation guide block 311 is at the lowermost end, the spring 47 generates a pushing force.
The working principle of the paper-feeding avoiding compression roller device of the printing machine is as follows:
in a normal working state, the electromagnet 46 has no magnetism, the pivot plate 31 is at the lowest end, and the spring 47 offsets the dead weight of the press roller 30 and the pair of pivot plates 31;
during adjustment, the pair of adjusting columns 43 synchronously descend to drive the pair of pressing lifting plates 44 to descend, so that the pressure spring 45 is compressed to generate larger resilience force, and stronger pressure is generated on a printed product, and the printing quality is ensured; when the printing product is about to enter in the working process, the electromagnet 46 generates magnetism, the two pairs of lifting guide blocks 311 drive the press roller 30 to ascend, so that the printing product smoothly enters, then the electromagnet 46 loses the magnetism, the press roller 30 descends to press the printing product on the printing roller 20, and the printing product can adapt to the printing products with different thicknesses through the adjusting principle and the ascending avoidance principle.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description herein, since various changes and modifications can be made in the details of the embodiment and the application range according to the spirit of the present invention.
Claims (5)
1. The utility model provides a press roller device that printing machine's income paper was dodged which characterized in that: comprises a bracket (10), a plate roller (20), a press roller (30) and a pressing device (40); the bracket (10) is in a rectangular frame shape with the center penetrating left and right; the printing roller (20) is pivoted between the front side wall and the rear side wall of the bracket (10); a central lifting groove (100) is respectively formed on the front side wall and the rear side wall of the bracket (10); side lifting grooves (101) are respectively formed on the left side wall and the right side wall of the central lifting groove (100); a pivot plate (31) matched with the central lifting groove (100) is arranged in the central lifting groove (100) in a lifting way; lifting guide blocks (311) matched with the side lifting grooves (101) are respectively fixed at the centers of the left end face and the right end face of the pivoting plate (31); the press roller (30) is pivoted between the pair of pivoting plates (31) and is positioned right above the plate roller (20); the pressing device (40) comprises two pairs of electromagnets (46) and a pair of pressing lifting plates (44); a pair of electromagnets (46) are respectively arranged on the upper side wall of the side lifting groove (101) and the lifting guide block (311) is a metal part; a spring (47) is fixed on the lower end surface of the lifting guide block (311); the lower end of the spring (47) is fixed on the lower side wall of the side lifting groove (101); the pressing lifting plate (44) is arranged in the central lifting groove (100) in a lifting way and is positioned right above the pivoting plate (31); a pair of pressure springs (45) are arranged between the pivoting plate (31) and the pressing lifting plate (44); the upper end of the pressure spring (45) is fixed on the lower end surface of the pressing lifting plate (44), and the lower end is fixed on the upper end surface of the pivoting plate (31).
2. The press roll device for avoiding paper feeding of the printing machine according to claim 1, wherein: a pair of vertical guide rods (11) which are arranged symmetrically left and right are fixed between the upper side wall and the lower side wall of the central lifting groove (100); the pivoting plate (31) and the pressing lifting plate (44) are vertically sleeved on the pair of vertical guide rods (11); the pair of compression springs (45) are respectively sleeved on the pair of vertical guide rods (11).
3. The press roll device for avoiding paper feeding of the printing machine according to claim 1, wherein: an adjusting column (43) is inserted in the center of the upper side wall of the central lifting groove (100) from top to bottom; the adjusting columns (43) abut against the upper end face of the pressing lifting plate (44) and the pair of adjusting columns (43) are arranged in a synchronous lifting mode.
4. A paper feeding and retracting roller device of a printing machine according to claim 3, characterized in that: a lifting cylinder (41) is fixed at the center of the upper end face of the support (10); a lifting connecting plate (42) is fixed at the upper end of a piston rod of the lifting cylinder (41); a pair of adjusting columns (43) is fixed on the lower end surface of the lifting connecting plate (42).
5. The press roll device for avoiding paper feeding of the printing machine according to claim 1, wherein: when the lifting guide block (311) is positioned at the uppermost end, the spring (47) generates a pulling force; when the lifting guide block (311) is at the lowest end, the spring (47) generates a pushing force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821933652.0U CN210113111U (en) | 2018-11-23 | 2018-11-23 | Compression roller device for avoiding paper entering of printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821933652.0U CN210113111U (en) | 2018-11-23 | 2018-11-23 | Compression roller device for avoiding paper entering of printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210113111U true CN210113111U (en) | 2020-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821933652.0U Active CN210113111U (en) | 2018-11-23 | 2018-11-23 | Compression roller device for avoiding paper entering of printing machine |
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| Country | Link |
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| CN (1) | CN210113111U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112248634A (en) * | 2020-10-26 | 2021-01-22 | 江苏韵燕印刷版材有限公司 | Panel printing machine backing roll with limiting function |
| CN113400798A (en) * | 2021-05-28 | 2021-09-17 | 浙江德邦印务有限公司 | UV printing process |
-
2018
- 2018-11-23 CN CN201821933652.0U patent/CN210113111U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112248634A (en) * | 2020-10-26 | 2021-01-22 | 江苏韵燕印刷版材有限公司 | Panel printing machine backing roll with limiting function |
| CN113400798A (en) * | 2021-05-28 | 2021-09-17 | 浙江德邦印务有限公司 | UV printing process |
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Effective date of registration: 20200317 Address after: Room 10, 399 cangye Road, Huaqiao Town, Kunshan City, Suzhou City, Jiangsu Province 215300 Patentee after: Kunshan Ouchu Cisco new materials Co., Ltd Address before: 314023 Honghe Village, Honghe Town, Xiuzhou District, Jiaxing City, Zhejiang Province Patentee before: JIAXING HUALI PRINTING Co.,Ltd. |
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| TR01 | Transfer of patent right |