CN214449374U - Double-sided printing positioning device - Google Patents
Double-sided printing positioning device Download PDFInfo
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- CN214449374U CN214449374U CN202120120984.2U CN202120120984U CN214449374U CN 214449374 U CN214449374 U CN 214449374U CN 202120120984 U CN202120120984 U CN 202120120984U CN 214449374 U CN214449374 U CN 214449374U
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Abstract
The utility model is designed as a whole to the existing device carrying cloth or printing paper calibration, which is not beneficial to the production combination; present printing equipment is mostly traditional printing equipment and has designed a two-sided printing positioner, includes: a positioning device frame; the driving roller group is arranged in the positioning device rack; the two transfer paper guide roller sets are respectively arranged on the positioning device rack on the upper side of the driving roller set and the positioning device rack on the lower side of the driving roller set; at least two optical calibration devices, wherein the first optical calibration device is matched with the upper transfer paper guide roller group to work, and the second optical calibration device is matched with the lower transfer paper guide roller group to work; the transfer printing paper unwinding frame is arranged on the cloth feeding side of the positioning device frame, controls the horizontal position and unwinding speed of the transfer printing paper roll and is electrically connected with the optical calibration device; and the driving roller feedback encoder is arranged on the transfer printing paper unwinding frame and is matched with the driving roller group to work.
Description
Technical Field
The utility model belongs to the technical field of garment materials processing, concretely relates to two-sided stamp positioner.
Background
The printing refers to printing colored patterns or designs on the textile by hand or machine, thereby forming the designs and improving the appearance effect of the textile. Direct printing is one of the printing methods. The method of directly printing flower patterns with various colors on fabrics is direct printing, and the printing process is the simplest and most common printing method. In the printing process, the color pastes of various colors do not generate the effects of obstruction and damage. Approximately 80% to 90% of printed fabrics are processed by this method. The method can print white and full ground flower patterns.
The transfer printing is a branch of direct printing, firstly, the pigment is printed on the paper by a printing method to prepare the transfer printing paper, then the color is transferred to the fabric by high temperature (heating and pressurizing on the back of the paper), and the transfer printing paper is generally used for chemical fiber fabrics and has the characteristics of bright color, fine level, vivid pattern and strong artistry, but the process is only suitable for a few synthetic fibers such as terylene. The transfer printing process is simple, the investment is small, the production is flexible, and the transfer printing process is popular in the market.
The invention discloses a printing device for processing garment materials and a printing method thereof in China published patent No. CN 111497431A, 12 and 23 days of 2020 and discloses a printing device for processing garment materials and a printing method thereof, wherein the printing device is sequentially provided with a preheating box, an adjusting device, a camera device, a leveling and positioning device, an automatic flower printing frame and a shaping device from left to right, when the garment materials are processed by the printing device, the preheating box heats the garment materials by hot air to improve the temperature of the garment materials, the adjusting device and the camera device are matched to adjust the transmission position of the garment materials in real time, the stability of the position of the garment materials in the transmission process is ensured, so that the accuracy of the printing position is improved, the middle part of a leveling plate in the leveling and positioning device sprays high-temperature steam through an air outlet, heating the garment fabric to uniformly wet the garment fabric, then performing printing operation, and finally performing heating treatment, so that the dye is fixed on the fiber, and the printing and dyeing strength is improved; is suitable for industrialized production and improves the production efficiency.
But the defects of the prior art are that the structure is integrated, the whole set of the prior art is needed, the traditional chemical dye reducing mode is still adopted, and the process is complex.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects that the existing printing equipment can only perform single-side printing and cannot perform double-side printing simultaneously, the double-side printing positioning device and the matched double-side printing positioning device are designed, and double-side printing can be simultaneously completed by transferring fabric once. The utility model relates to a two-sided stamp positioner carries out the mirror image calibration to last transfer paper and lower transfer paper through optics calibrating device to guarantee to transfer printing decorative pattern mirror image coincidence on transfer paper and the lower transfer paper.
A double-sided printing positioning device is used in cooperation with a printing machine and comprises:
the positioning device rack is arranged on the front side of a hot roller device of the printing machine;
the driving roller set is used for attaching the printed cloth to the transfer paper and controlling the entering speed of the transfer paper and is arranged in the frame of the positioning device;
the transfer paper guide roller sets are respectively arranged on the upper side of the driving roller set and the lower side of the driving roller set and are used for guiding and checking the transfer paper;
the optical calibration devices are at least two, the first optical calibration device is matched with the transfer paper guide roller group on the upper side to work, the second optical calibration device is matched with the transfer paper guide roller group on the lower side to work, and the optical calibration devices are used for collecting positioning marks on the transfer paper and calibrating the horizontal position and the paper feeding speed of the transfer paper;
the transfer printing paper unreeling frame is arranged on the cloth inlet side of the positioning device frame and is used for placing a transfer printing paper roll;
the transfer paper winding frame is arranged on the cloth outlet side of the hot roller device and used for winding transfer paper;
and the driving roller feedback encoder is arranged on the transfer printing paper unwinding frame and is matched with the driving roller group to work so as to provide the paper feeding speed required by the movement of the transfer printing paper relative to the cloth.
This two-sided stamp positioner is applicable to transfer printing type stamp mode, and transfer printing type stamp needs to cover the transfer paper on the cloth and together gets into the hot-rolling device with transfer paper and cloth, goes on transferring the decorative pattern on the transfer paper to the cloth through the mode of heating. This two-sided stamp positioner mainly can avoid the skew cloth of transfer printing paper to predetermine the problem that the line leads to the stamp skew, and two sides transfer printing paper advancing speed difference leads to the unable mirror image coincidence of cloth two sides stamp problem.
Preferably, the active roller group comprises:
the driving roller is used for controlling the paper feeding speed of the transfer paper relative to the cloth;
the driven roller is arranged on the lower side of the same vertical surface of the driving roller, and the rotating speed is matched with the feeding speed of the cloth;
and the driving motor is used for driving the driving roller, is arranged at the end part of the rotating shaft of the driving roller in the positioning device rack, is in transmission connection with the driving roller and is fixedly connected with the positioning device rack.
The driving roller group is used for controlling the paper feeding speed of the transfer paper, but in the double-sided printing positioning device, the driven roller is not provided with a driving motor, and only the driving roller is provided with the driving motor. Therefore, the transfer paper feeding speed of the driven roller is matched with the cloth feeding speed, and the transfer paper on the lower side is fed by the pulling force of the hot roller device. The arrangement reduces the control difficulty and reduces the installation complexity of the driving roller set.
Preferably, the positioning marks on the transfer paper comprise a paper feeding speed mark perpendicular to the length direction of the transfer paper and a transverse position mark parallel to the length direction of the transfer paper; the paper feeding speed imprints are arranged at equal intervals along the length direction of the transfer paper, and the transverse position imprints are continuously arranged along the length direction of the transfer paper. The paper feeding speed marks are arranged at equal intervals along the length direction of the transfer paper, the travelling speed of the transfer paper is monitored in real time through an optical calibration device, the same paper feeding speed of the transfer paper on the upper side and the lower side is ensured, and meanwhile, the paper feeding speed is matched with the travelling speed of the cloth; the horizontal position seal mark is vertical to the length direction of the transfer paper, namely, the horizontal position of the pattern on the transfer paper is used for comparison, the horizontal positions of the upper and lower transfer paper are kept consistent when the paper feeding speed is the same, and the patterns on the upper and lower transfer paper are kept with mirror image degree of zero as long as the two transfer paper are printed to meet the consistency.
Preferably, the transfer paper guide roller group includes:
the first guide roller is used for guiding the transfer paper of the front side transfer paper unwinding frame into the driving roller group in a matching way with the second guide roller, guide roller calibration devices are arranged at two ends of the first guide roller, and the first guide roller is hinged with the guide roller calibration devices;
the second guide roller is used for being matched with the first guide roller to avoid the overlarge angle of the transfer printing paper, guide roller calibration devices are arranged at two ends of the second guide roller, and the second guide roller is hinged with the guide roller calibration devices;
wherein, the deflector roll calibrating device include:
the translation track is fixed on the positioning device rack;
the bow-shaped bearing sliding block is arranged on the translation track and is in sliding connection with the translation track, and a bearing is arranged in the bow groove and used for installing the guide roller;
and the rotating rod device is arranged in the translation track and used for driving the arched bearing sliding block to translate along the track.
The main function of the transfer paper guide roller group is to guide the transfer paper on the transfer paper unwinding frame into the driving roller group, the transfer paper guide roller group is divided into an upper group and a lower group, so that the first guide roller is also divided into an upper first guide roller and a lower first guide roller, and the like, the transfer paper guide roller group also comprises an upper second guide roller and a lower second guide roller.
The upper and lower transfer paper guide roller sets are vertically symmetrical about the drive roller set, so that the guide roller calibration device is also vertically symmetrical and is positioned on the translation track on the upper side, the track faces downwards, and the bearing part of the arched bearing sliding block is positioned below the translation track; the track surface of the translation track at the lower side is upward, and the bearing part of the arched bearing sliding block is positioned at the upper side of the translation track. The configuration difficulty of the transfer printing paper rolls which can be symmetrically arranged is set; facilitating device initialization calibration.
In addition, the upper second guide roller on the upper side is matched with the driving roller to ensure that the transfer paper on the upper side is perpendicular to the middle plane, so that the optical calibration device is convenient to calibrate, and similarly, the lower second guide roller on the lower side is matched with the driven roller to also achieve the effect that the transfer paper on the lower side is perpendicular to the middle plane.
Preferably, the optical calibration device comprises:
the bevel bracket is arranged on the positioning device rack, and the vertical height of the bevel bracket is matched with the vertical height of the first guide roller;
the vertical adjusting slide rail is fixedly connected to the bevel bracket;
the horizontal adjusting slide rail is arranged on the vertical adjusting slide rail and is fixedly connected with the vertical adjusting slide rail slide block;
the high-speed camera is arranged on a sliding block of the horizontal adjusting sliding rail, the direction of the camera is aligned to the first guide roller, and the sight line of the camera is parallel to the horizontal plane.
Preferably, the optical calibration device further comprises:
the positioning reference device is arranged on the positioning device rack; the positioning reference device adopts an infrared reference line transmitter, the transmitting direction is vertical downward, and the transmitted infrared rays are used as fixed calibration positioning references.
The optical calibration device mainly obtains the actual paper feeding speed of the transfer paper by shooting a paper feeding speed mark through a high-speed camera.
Preferably, the transfer paper unwinding frame comprises:
the supporting bracket is used for placing a transfer printing paper reel, is arranged at the top of the translation track and is connected with the translation track in a sliding manner;
the translation rail is used for driving the support bracket and enabling the transfer printing paper roll on the support bracket to horizontally move and is fixedly connected with the positioning device rack;
the damping mechanism generates tension on the transfer paper, is arranged on the side edge of the support bracket, and is connected with the output end of the transfer paper reel in a transmission way;
and the support driving motor is used for driving the support to translate under the feedback of the optical calibration device, the motor body is fixedly connected with the translation track, and the motor rotating shaft is hinged with the support.
The transfer printing paper unreeling frame is also divided into an upper group and a lower group, but is different from the upper mirror symmetry and the lower mirror symmetry of the transfer printing paper guide roller group, and the transfer printing paper unreeling frame is in a mode that the support bracket is arranged on the support bracket. The support holder divide into about two sets of, wherein the left support holder left side on the left is provided with damping mechanism for the speed of unreeling transfer printing paper is controlled, appears when optical calibration device feedback that transfer printing paper advances at the excessive speed through temporarily increaseing the damping value can reduce the transfer printing paper speed of form advancing, and optical calibration device feedback appears that transfer printing paper advances when too slow then contrary.
The support driving motor is installed on the right translation track and used for driving the support on the right side, and due to the fixed axial length of the transfer paper reel, when the support driving motor drives the support on the right side to move left and right, the support driving motor can drive the support on the left side to slide on the translation track on the left side together.
When the result shot by the high-speed camera shows that the transfer paper deviates from the red line emitted by the infrared reference line emitter, the deviation value is fed back to the support driving motor, and the deviation is corrected by the support driving motor, so that the result of printing errors caused by the position errors of the transfer paper and cloth is avoided.
Preferably, the tail part of the drive roller feedback encoder is arranged at the joint of the translation track of the transfer printing paper unreeling frame and the positioning device frame, and the drive roller feedback encoder is hinged with the translation track; the input end of the drive roller feedback encoder is provided with a rubber wheel, and the rubber wheel and the drive roller group work in a matching mode.
When the rubber wheel of the drive roller feedback encoder is arranged on the driven roller, the rotating speed of the drive roller can be controlled according to the actual rotating speed of the driven roller, so that the problem that the drive roller is not matched with the driven roller is avoided.
The beneficial effects of the utility model reside in that: the device can be randomly combined to the front side of the thermal transfer printing equipment to provide damping paper, and meanwhile, the relative position of the damping paper and cloth is calibrated, so that the production efficiency is increased while pattern errors are avoided; the manual calibration part in the device can adapt to different damping paper materials to avoid changing the damping paper patterns to cause the problem that the preset opening angle is too large to influence production.
Drawings
FIG. 1 is a schematic diagram of the operation of the apparatus of the present invention;
FIG. 2 is a schematic view of the three-dimensional structure of the device of the present invention;
FIG. 3 is a drawing of the device for optical calibration of a physical object of the present invention;
FIG. 4 is a schematic view of a transfer paper of the present invention;
in the figure: 1. cloth, 2, a hot roller device, 301, a driving roller, 302, a driven roller, 401, an upper first guide roller, 402, an upper second guide roller, 411, a lower first guide roller, 412, a lower second guide roller, 42, a guide roller calibration device, 6, a positioning device rack, 7, a bevel support, 8, a horizontal adjusting slide rail, 900, transfer paper, 901, a paper feeding speed mark, 902, a pattern, 903 and a transverse position mark.
Detailed Description
The technical solution of the present invention is further specifically described below by way of specific embodiments and with reference to the accompanying drawings.
Example 1
As shown in fig. 1, fig. 2 and fig. 3, the double-sided printing positioning device is used in cooperation with a printing machine, and comprises:
the positioning device frame 6 is arranged on the front side of the hot roller device 2 of the printing machine;
the driving roller group is used for attaching the printed cloth 1 to the transfer paper 900 and controlling the entering speed of the transfer paper 900 and is arranged in the positioning device rack 6;
two sets of transfer paper guide roller sets are arranged on the upper side of the driving roller set and the lower side of the driving roller set respectively and used for guiding and verifying the transfer paper 900;
the optical calibration devices are at least two, the first one is matched with the guide roller group of the transfer paper 900 on the upper side to work, the second one is matched with the guide roller group of the transfer paper on the lower side to work, and the optical calibration devices are used for collecting positioning marks on the transfer paper 900 and calibrating the horizontal position and the paper feeding speed of the transfer paper;
the transfer printing paper unreeling frame is arranged on the cloth inlet side of the positioning device frame 6 and is used for placing a transfer printing paper roll;
the transfer paper winding frame is arranged on the cloth outlet side of the hot roller device 2 and used for winding the transfer paper 900;
and the driving roller feedback encoder is arranged on the transfer paper unwinding frame and is matched with the driving roller group to work so as to provide the paper feeding speed required by the movement of the transfer paper 900 relative to the cloth 1.
This two-sided stamp positioner is applicable to transfer printing flower type stamp mode, and transfer printing type stamp needs to cover transfer paper 900 on cloth 1 and gets into hot roller device 2 with transfer paper 900 and cloth 1 together, goes on cloth 1 with pattern 902 on the transfer paper 900 through the mode of heating. The double-sided printing positioning device can mainly avoid the problem of printing offset caused by deviation of the transfer paper 900 from the preset grains of the cloth 1; the problem that the printing on the two sides of the cloth 1 cannot be corresponding due to the fact that the traveling speeds of the damping paper on the two sides are different.
The active roller group comprises:
a drive roller 301 for controlling the paper feed speed of the upper transfer paper 900 relative to the cloth 1;
the driven roller 302 is arranged on the lower side of the same vertical surface of the driving roller 301, and the rotating speed is matched with the feeding speed of the cloth 1;
and the driving motor is used for driving the driving roller 301, is arranged at the end part of the rotating shaft of the driving roller 301 in the positioning device rack 6, is in transmission connection with the driving roller 301, and is fixedly connected with the positioning device rack 6.
The drive roller 301 is for controlling the paper feed speed of the transfer paper 900 similarly to the function of the conventional drive roller 301, but in the present double-sided printing positioning device, the driven roller 302 is not provided with a drive motor and only the drive roller 301 is provided. Therefore, the transfer paper 900 of the driven roller 302 is fed at a speed matching the feeding speed of the cloth 1, and the transfer paper 900 on the lower side is fed by the pulling force of the heat roller device 2. The arrangement reduces the control difficulty and reduces the installation complexity of the driving roller set.
The positioning print on the transfer sheet 900 shown in fig. 4 includes a sheet-feeding speed print 901 perpendicular to the length direction of the transfer sheet 900 and a lateral position print 903 parallel to the length direction of the transfer sheet 900; the paper feeding speed marks 901 are arranged at equal intervals along the length direction of the transfer paper 900, and the transverse position marks 903 are continuously arranged along the length direction of the transfer paper 900.
The transfer paper guide roller group includes:
the first guide roller is used for guiding the damping paper of the front damping paper unwinding frame into the driving roller group in a matching way with the second guide roller, guide roller calibration devices 42 are arranged at two ends of the first guide roller, and the first guide roller is hinged with the guide roller calibration devices 42;
the second guide roller is used for being matched with the first guide roller to avoid the overlarge angle of the damping paper, guide roller calibration devices 42 are arranged at two ends of the second guide roller, and the second guide roller is hinged with the guide roller calibration devices 42;
wherein, the guide roller calibration device 42 includes:
the translation track is fixed on the positioning device rack 6;
the bow-shaped bearing sliding block is arranged on the translation track and is in sliding connection with the translation track, and a bearing is arranged in the bow groove and used for installing the guide roller;
and the rotating rod device is arranged in the translation track and used for driving the arched bearing sliding block to translate along the track.
The main function of the transfer paper guide roller group is to guide the transfer paper 900 on the transfer paper unwinding frame into the active roller group, and the transfer paper guide roller group is divided into two groups, i.e., an upper group and a lower group, so that the first guide roller is also divided into an upper first guide roller 401 and a lower first guide roller 411, and so on, an upper second guide roller 402 and a lower second guide roller 412.
Since the upper and lower transfer paper guide roller sets are mirror-symmetrical with respect to the middle plane of the positioning device frame 6, the guide roller calibration devices 42 are also symmetrical up and down, positioned on the upper translation rail, the rail faces downward, and the bearing portions of the arcuate bearing blocks are positioned below the translation rail; while the translation rail track on the lower side faces upward, the bearing portion of the arcuate bearing slider is located on the upper side of the translation rail. The configuration difficulty of the transfer printing paper rolls which can be symmetrically arranged is set; facilitating device initialization calibration.
In addition, the upper second guide roller 402 on the upper side cooperates with the drive roller 301 to make the transfer sheet 900 on the upper side perpendicular to the midplane for alignment of the optical alignment device, and similarly, the lower second guide roller 412 on the lower side cooperates with the driven roller 302 to also effect the perpendicular to the midplane of the transfer sheet 900 on the lower side.
The optical calibration device comprises:
the bevel bracket 7 is arranged on the positioning device rack 6, and the vertical height of the bevel bracket is matched with that of the first guide roller;
the vertical adjusting slide rail is fixedly connected to the bevel bracket 7;
the horizontal adjusting slide rail 8 is arranged on the vertical adjusting slide rail and is fixedly connected with the vertical adjusting slide rail slide block;
the high-speed camera is arranged on a sliding block of the horizontal adjusting sliding rail 8, the direction of the camera is aligned to the first guide roller, and the sight line of the camera is parallel to the horizontal plane.
The optical calibration device further comprises:
the positioning reference device is arranged on the positioning device rack 6; the positioning reference device adopts an infrared reference line transmitter, the transmitting direction is vertical downward, and the transmitted infrared rays are used as fixed calibration positioning references.
The optical calibration device calculates the actual paper feeding speed of the transfer paper 900 by mainly shooting the paper feeding speed print 901 by a high-speed camera.
The transfer printing paper unreeling frame comprises:
the supporting bracket is used for placing a transfer printing paper reel, is arranged at the top of the translation track and is connected with the translation track in a sliding manner;
the translation track is used for driving the support bracket and enabling the transfer printing paper roll on the support bracket to horizontally move and is fixedly connected with the positioning device rack 6;
the damping mechanism generates tension on the transfer paper 900, is arranged on the side edge of the support bracket, and is connected with the output end of the transfer paper reel in a transmission way;
and the support driving motor is used for driving the support to translate under the feedback of the optical calibration device, the motor body is fixedly connected with the translation track, and the motor rotating shaft is hinged with the support.
The transfer printing paper unreeling frame is also divided into an upper group and a lower group, but is different from the upper mirror symmetry and the lower mirror symmetry of the transfer printing paper guide roller group, and the transfer printing paper unreeling frame is in a mode that the support bracket is arranged on the support bracket. The support frame divide into about two sets of, wherein the left support frame left side of left is provided with damping mechanism for the speed of unreeling transfer printing paper 900 is controlled, appears when the feedback of optics calibrating device that transfer printing paper 900 advances at the excessive speed through increaseing the damping value temporarily can reduce the transfer printing paper 900 paper feed speed, and optics calibrating device feedback appears when transfer printing paper 900 advances at the excessive speed then contrary.
The support driving motor is installed on the right translation track and used for driving the support on the right side, and due to the fixed axial length of the transfer paper reel, when the support driving motor drives the support on the right side to move left and right, the support driving motor can drive the support on the left side to slide on the translation track on the left side together.
When the result shot by the high-speed camera shows that the transfer paper 900 deviates from the red line emitted by the infrared reference line emitter, the deviation value is fed back to the support driving motor, and the deviation is corrected by the support driving motor, so that the result of printing errors caused by position errors of the transfer paper 900 and the cloth 1 is avoided.
The tail part of the drive roller feedback encoder is arranged at the joint of the translation track of the transfer printing paper unreeling frame and the positioning device rack 6, and the drive roller feedback encoder is hinged with the translation track; the input end of the drive roller feedback encoder is provided with a rubber wheel, and the rubber wheel and the drive roller group work in a matching mode.
When the rubber wheel of the drive roller feedback encoder is arranged on the driven roller 302, the rotating speed of the drive roller 301 can be controlled according to the actual rotating speed of the driven roller 302, so that the problem that the drive roller 301 is not matched with the driven roller 302 is avoided.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a two-sided stamp positioner, uses with the calico printing machine is supporting, its characterized in that includes:
the positioning device rack is arranged on the front side of a hot roller device of the printing machine;
the driving roller set is used for attaching the printed cloth to the transfer paper and controlling the entering speed of the transfer paper and is arranged in the frame of the positioning device;
the transfer paper guide roller sets are respectively arranged on the upper side of the driving roller set and the lower side of the driving roller set and are used for guiding and checking the transfer paper;
the optical calibration devices are at least two, the first optical calibration device is matched with the transfer paper guide roller group on the upper side to work, the second optical calibration device is matched with the transfer paper guide roller group on the lower side to work, and the optical calibration devices are used for collecting positioning marks on the transfer paper and calibrating the horizontal position and the paper feeding speed of the transfer paper;
the transfer printing paper unreeling frame is arranged on the cloth inlet side of the positioning device frame and is used for placing a transfer printing paper roll;
the transfer paper winding frame is arranged on the cloth outlet side of the hot roller device and used for winding transfer paper;
and the driving roller feedback encoder is arranged on the transfer printing paper unwinding frame and is matched with the driving roller group to work so as to provide the paper feeding speed required by the movement of the transfer printing paper relative to the cloth.
2. A double sided printing positioning apparatus as claimed in claim 1, wherein the drive roller set comprises:
the driving roller is used for controlling the paper feeding speed of the transfer paper relative to the cloth;
the driven roller is arranged on the lower side of the same vertical surface of the driving roller, and the rotating speed is matched with the feeding speed of the cloth;
and the driving motor is used for driving the driving roller, is arranged at the end part of the rotating shaft of the driving roller in the positioning device rack, is in transmission connection with the driving roller and is fixedly connected with the positioning device rack.
3. The double-sided printing positioning device according to claim 1, wherein the positioning marks on the transfer paper comprise a paper feeding speed mark perpendicular to the length direction of the transfer paper and a transverse position mark parallel to the length direction of the transfer paper; the paper feeding speed imprints are arranged at equal intervals along the length direction of the transfer paper, and the transverse position imprints are continuously arranged along the length direction of the transfer paper.
4. A double-sided printing positioning apparatus according to claim 1, 2 or 3, wherein the transfer paper guide roller group comprises:
the first guide roller is used for guiding the damping paper of the front damping paper unwinding frame into the driving roller group in a matching way with the second guide roller, guide roller calibration devices are arranged at two ends of the first guide roller, and the first guide roller is hinged with the guide roller calibration devices;
the second guide roller is used for being matched with the first guide roller to avoid the overlarge angle of the damping paper, guide roller calibration devices are arranged at two ends of the second guide roller, and the second guide roller is hinged with the guide roller calibration devices;
wherein, the deflector roll calibrating device include:
the translation track is fixed on the positioning device rack;
the bow-shaped bearing sliding block is arranged on the translation track and is in sliding connection with the translation track, and a bearing is arranged in the bow groove and used for installing the guide roller;
and the rotating rod device is arranged in the translation track and used for driving the arched bearing sliding block to translate along the track.
5. A double-sided printing positioning device according to claim 4, wherein the optical calibration device comprises:
the bevel bracket is arranged on the positioning device rack, and the vertical height of the bevel bracket is matched with the vertical height of the first guide roller;
the vertical adjusting slide rail is fixedly connected to the bevel bracket;
the horizontal adjusting slide rail is arranged on the vertical adjusting slide rail and is fixedly connected with the vertical adjusting slide rail slide block;
the high-speed camera is arranged on a sliding block of the horizontal adjusting sliding rail, the direction of the camera is aligned to the first guide roller, and the sight line of the camera is parallel to the horizontal plane.
6. A double-sided printing positioning apparatus according to claim 5, wherein the optical calibration apparatus further comprises:
the positioning reference device is arranged on the positioning device rack; the positioning reference device adopts an infrared reference line transmitter, the transmitting direction is vertical downward, and the transmitted infrared rays are used as fixed calibration positioning references.
7. A double-sided printing positioning apparatus according to claim 1, 2 or 3, wherein the transfer paper unwinding frame comprises:
the supporting bracket is used for placing a transfer printing paper reel, is arranged at the top of the translation track and is connected with the translation track in a sliding manner;
the translation rail is used for driving the support bracket and enabling the transfer printing paper roll on the support bracket to horizontally move and is fixedly connected with the positioning device rack;
the damping mechanism generates tension on the transfer paper, is arranged on the side edge of the support bracket, and is connected with the output end of the transfer paper reel in a transmission way;
and the support driving motor is used for driving the support to translate under the feedback of the optical calibration device, the motor body is fixedly connected with the translation track, and the motor rotating shaft is hinged with the support.
8. A double-sided printing positioning device according to claim 7, wherein the tail of the drive roller feedback encoder is arranged at the joint of a translation track of a transfer paper unwinding frame and a positioning device frame, and the drive roller feedback encoder is hinged with the translation track; the input end of the drive roller feedback encoder is provided with a rubber wheel, and the rubber wheel and the drive roller group work in a matching mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120120984.2U CN214449374U (en) | 2021-01-18 | 2021-01-18 | Double-sided printing positioning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120120984.2U CN214449374U (en) | 2021-01-18 | 2021-01-18 | Double-sided printing positioning device |
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| CN214449374U true CN214449374U (en) | 2021-10-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114393908A (en) * | 2022-01-07 | 2022-04-26 | 合肥路明反光材料有限公司 | Material pressing structure capable of achieving double-sided printing based on reflective cloth printing machine |
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2021
- 2021-01-18 CN CN202120120984.2U patent/CN214449374U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114393908A (en) * | 2022-01-07 | 2022-04-26 | 合肥路明反光材料有限公司 | Material pressing structure capable of achieving double-sided printing based on reflective cloth printing machine |
| CN114393908B (en) * | 2022-01-07 | 2024-05-03 | 合肥路明反光材料有限公司 | Material pressing structure capable of carrying out double-sided printing based on reflective cloth printing machine |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Double sided printing positioning device Effective date of registration: 20221109 Granted publication date: 20211022 Pledgee: Zhejiang Xiaoshan Rural Commercial Bank Co.,Ltd. Dangwan Sub branch Pledgor: Hangzhou Baibu Digital Technology Co.,Ltd. Registration number: Y2022330003003 |