CN115230313A - Multi-station metal printing device - Google Patents
Multi-station metal printing device Download PDFInfo
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- CN115230313A CN115230313A CN202210804996.6A CN202210804996A CN115230313A CN 115230313 A CN115230313 A CN 115230313A CN 202210804996 A CN202210804996 A CN 202210804996A CN 115230313 A CN115230313 A CN 115230313A
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- printing material
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- iron
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- 238000007639 printing Methods 0.000 title claims abstract description 120
- 239000002184 metal Substances 0.000 title claims abstract description 55
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims abstract description 121
- 239000000463 material Substances 0.000 claims abstract description 110
- 238000001514 detection method Methods 0.000 claims abstract description 82
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 66
- 229910052742 iron Inorganic materials 0.000 claims abstract description 33
- 238000012545 processing Methods 0.000 claims abstract description 33
- 238000012546 transfer Methods 0.000 claims abstract description 20
- 238000001035 drying Methods 0.000 claims abstract description 14
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 35
- 238000005286 illumination Methods 0.000 claims description 10
- 238000004064 recycling Methods 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 6
- 238000011084 recovery Methods 0.000 description 10
- 239000003086 colorant Substances 0.000 description 6
- 239000005028 tinplate Substances 0.000 description 6
- 238000001179 sorption measurement Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000002087 whitening effect Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F19/00—Apparatus or machines for carrying out printing operations combined with other operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F17/00—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F33/00—Indicating, counting, warning, control or safety devices
- B41F33/0036—Devices for scanning or checking the printed matter for quality control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2217/00—Printing machines of special types or for particular purposes
- B41P2217/10—Printing machines of special types or for particular purposes characterised by their constructional features
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2217/00—Printing machines of special types or for particular purposes
- B41P2217/50—Printing presses for particular purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2233/00—Arrangements for the operation of printing presses
- B41P2233/50—Marks on printed material
Abstract
The invention discloses a multi-station metal printing device, which relates to the technical field of metal printing processes and comprises a base and a detection mechanism, wherein a plurality of parallel processing areas are arranged on the upper side of the base, and the detection mechanism, a transfer mechanism, a homothetic mechanism, a printing mechanism and a drying mechanism which stretch across the upper sides of the processing areas are sequentially arranged on the upper side of the base; the side surface of the detection mechanism is provided with a calibration mechanism, a standard part is arranged in the calibration mechanism, the detection mechanism and the calibration mechanism respectively detect the iron printing material and the standard part, and the color difference data of the iron printing material is obtained based on the detection information of the standard part and the printing material. Before the metal decorating material is processed, the color difference and the smoothness of the surface of the metal decorating material can be detected through the detection mechanism, and the unqualified metal decorating material is marked through the marking mechanism, so that the unqualified metal decorating material can be recycled, and the quality of a product can be improved.
Description
Technical Field
The invention relates to the technical field of metal printing processes, in particular to a multi-station metal printing device.
Background
The tin printing is one of the processing technologies of the tinplate, is used for printing patterns on the tinplate, generally applies pressure to the tinplate when printing, transfers the pictures and texts of the printing plate to the tinplate through a rubber blanket or a printing roller, and comprises the procedures of surface whitening or white printing-drying and the like when processing; in order to improve the processing efficiency, some manufacturers assemble a plurality of production lines to form a multi-station production line, and synchronously process a plurality of tinplates when the tinplates pass through the production line; in order to ensure the product quality, the tinplate needs to be detected when being processed.
Through retrieval, the Chinese patent discloses a double-sided quality detection device for small-piece tin stamps (publication number: CN 114544653A), which comprises a processing table, a first supporting table, a second supporting table, a third supporting table, a fourth supporting table and a fifth supporting table, wherein the first supporting table, the second supporting table, the fourth supporting table and the fifth supporting table are arranged on the processing table, a processing groove is arranged on the processing table, the first supporting table, the second supporting table, the third supporting table, the fourth supporting table and the fifth supporting table are arranged in the processing groove, a first conveying belt is arranged on the first supporting table, a second conveying belt is arranged on the second supporting table, a third conveying belt is arranged on the third supporting table, a fourth conveying belt is arranged on the fourth supporting table, a fifth conveying belt is arranged on the fifth supporting table, the first conveying belt is perpendicular to the second conveying belt, the third conveying belt, the fourth conveying belt and the fifth conveying belt are arranged in parallel, a first cutter is arranged at one end of the processing table, a second cutter is arranged on one side of the processing table, and a detection assembly is further arranged at the bottom of the processing table.
In prior art, the detection to the tin printing material is comparatively complicated to the efficiency of detection is lower, when detecting the tin printing material, it is comparatively single to detect the kind, and carries out the synchronous processing at a plurality of tinplate, needs to guarantee its and the quality of printing device contact.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a multi-station metal decorating device.
In order to achieve the purpose, the invention provides the following technical scheme: a multi-station metal decorating device comprises a base, wherein a plurality of parallel processing areas are arranged on the upper side of the base, a plurality of conveying belts which are arranged in parallel are arranged in each processing area, and a gap is formed between every two conveying belts in the same processing area; during processing, each processing area synchronously moves a group of metal printing materials through the conveyor belt, the metal printing materials move at the same time, and the metal printing materials distributed adjacently in each processing area are the same batch;
the upper side of the base is sequentially provided with a detection mechanism, a transfer mechanism, a homothetic mechanism, a printing mechanism and a drying mechanism which stretch over the upper side of each processing area along the moving direction of each conveyor belt, and the surface of the iron printing material is sequentially detected, screened, position-calibrated, printed and dried when passing by;
a calibration mechanism is arranged on the side surface of the detection mechanism, a standard part is arranged inside the calibration mechanism, and color difference data of the metal decorating material is obtained through comparison information of the standard part and the printing material;
a recovery box is arranged on the side surface of the transfer mechanism, and the transfer mechanism moves the detected unqualified tin printing material to the interior of the recovery box based on the color difference data to separate the unqualified tin printing material;
the homothetic mechanism calibrates the moving position of the same batch of metal decorating materials when the same batch of metal decorating materials pass through, so that subsequent printing mechanisms and drying mechanisms can be conveniently and synchronously processed.
Furthermore, the calibration mechanism comprises a first box body connected with the detection mechanism and a containing plate, a first color difference detection module is installed at the top end of the interior of the first box body, a lower pressing plate is installed at the bottom end of the interior of the first box body, and locking structures are installed on two sides of the exterior of the first box body.
Furthermore, the detection mechanism comprises a second box body connected with the base, a light insulation plate is arranged in the second box body, and the light insulation plate divides the interior of the second box body into a first detection area and a second detection area along the moving direction of the conveyor belt;
a second color difference detection module is arranged at the top end inside the first detection area;
an image recognition module and a projection module are installed at the top end of the interior of the second detection area, and an included angle between the image recognition module and the vertical direction is 12-20 degrees.
Furthermore, the first color difference detection module and the second color difference detection module both comprise an illumination unit and a color difference identification unit;
the illumination unit in the first color difference detection module and the illumination unit in the second color difference detection module are respectively used for projecting light rays with various colors to the upper sides of the standard part and each metal printing material in the same batch, and the light rays projected by the two groups of illumination units are the same in color each time;
the color difference identification unit in the first color difference detection module and the color difference identification unit in the second color difference detection module are respectively used for identifying the light reflection information of the standard part and each iron printing material in the same batch after light projection, the light reflection information of the color difference identification unit in the first color difference detection module is marked as light reflection information beta, and the color difference identification unit in the second color difference detection module sequentially marks each light reflection information as light reflection information 1 and light reflection information 2.. Once.;
and comparing the reflection information 1 and the reflection information 2 with the reflection information beta respectively to obtain color difference data.
Further, the projection module is used for projecting the light belt perpendicular to the moving direction of the conveyor belt to the upper side of each metal printing material;
the image identification module is used for identifying the refraction degree of the light band on the corresponding metal printing material and converting the light band into a gray image;
when the metal printing material moves along with the conveyor belt, the light belt relatively moves along the surface of the metal printing material, and when the surface of the metal printing material has concave or convex parts, the refraction of the light belt changes.
Furthermore, a marking mechanism is installed on one side, away from the moving direction of the conveyor belt, of the detection mechanism, two sets of marking information are arranged in the marking mechanism, and the two sets of marking colors are respectively used for marking the iron printing materials with color difference data and unqualified flatness.
Further, the transfer mechanism comprises a third box body connected with the base, and the recovery box comprises a connecting box connected with the third box body;
a plurality of horizontal moving mechanisms extending into the connecting box are installed inside the third box body, a group of first air cylinders are installed at the upper sides of the output ends of the horizontal moving mechanisms in the corresponding processing areas, and adsorption pieces are installed at the output ends of the first air cylinders;
and when the iron printing material identified by the second color difference detection module and the image identification module to be unqualified passes through, the iron printing material is adsorbed and lifted, and is conveyed to the inside of the connecting box.
Further, a second air cylinder is mounted at the bottom end of the interior of the connecting box, and a supporting plate is mounted at the top end of the second air cylinder; the supporting plate is used for containing the transported tin printing materials and descends based on the second air cylinder along with the increase of the number of the tin printing materials.
Furthermore, the apposition mechanism comprises a fourth box body connected with the base, a plurality of third cylinders are mounted at the top end of the interior of the fourth box body, synchronizing plates are mounted at the output ends of the plurality of third cylinders, and the synchronizing plates are used for aligning the positions of all the iron printing materials qualified for detection in the same batch.
Further, the synchronizing plate comprises a base plate, an outer expanding plate is arranged on one side of the base plate facing the moving direction of the conveyor belt, two sides of the lower surface of the outer expanding plate are respectively provided with a restraining side plate extending to the lower side of the base plate, and after the metal printing material enters the synchronizing plate along the outer expanding plate, the metal printing material moves under the restraint of the restraining side plates so as to calibrate the position;
a plurality of embedding blocks are installed to one side of the base plate far away from the moving direction of the conveyor belts, and the embedding blocks are all used for being embedded into gaps of the conveyor belts, so that the base plate is limited for the metal decorating material.
Further, the use method of the multi-station metal decorating device comprises the following steps:
the method comprises the following steps: the plurality of metal decorating materials respectively move to the detection mechanism, the transfer mechanism, the apposition mechanism, the printing mechanism and the drying mechanism based on the conveyor belts in the processing areas;
step two: after each tin printing material enters the detection mechanism, detecting the color difference of the surface of each tin printing material based on a first color difference detection module in the calibration mechanism and a second color difference detection module in the detection mechanism, and giving a mark I when the detection is unqualified;
step three: when each tin printing material passes through the image recognition module and the projection module, the smoothness of the surface of each tin printing material is detected, and a mark II is given to unqualified detection:
step four: when each iron printing material passes through the marking mechanism, marking information is given to the corresponding iron printing material based on the mark I and the mark II;
step five: when the metal printing material passes through the transfer mechanism, the metal printing material endowed with the marking information is separated from the conveyor belt and is recovered to the interior of the recovery box;
step six: and aligning the iron printing materials of the same batch when the rest of the iron printing materials pass through the apposition mechanism, and then entering a printing mechanism and a drying mechanism for printing and drying in sequence.
Compared with the prior art, the invention has the following beneficial effects:
before the iron printing material is processed, the color difference and the smoothness of the surface of the iron printing material can be detected through the detection mechanism, and the unqualified iron printing material is marked through the marking mechanism, so that the unqualified iron printing material can be recycled, and the quality of a product can be improved;
on the other hand, by the homothetic mechanism, when the metal printing materials of a plurality of stations are processed simultaneously, the positions of the metal printing materials of the same batch are aligned, so that the processing quality can be further improved.
Drawings
FIG. 1 is a schematic structural view of a multi-station metal decorating apparatus;
FIG. 2 is a side cross-sectional view of the alignment mechanism of the present invention;
FIG. 3 is a side sectional view of the detection mechanism of the present invention;
FIG. 4 is a partial cross-sectional view of the transfer mechanism and recovery tank of the present invention;
FIG. 5 is a side cross-sectional view of a co-located mechanism of the present invention;
fig. 6 is a schematic structural view of the synchronizing plate according to the present invention.
In the figure: 1. a base; 2. a conveyor belt; 3. a detection mechanism; 4. a transfer mechanism; 5. a parity mechanism; 6. a printing mechanism; 7. a drying mechanism; 8. a calibration mechanism; 9. a recycling bin; 81. a first case; 82. a first color difference detection module; 83. a holding plate; 84. a standard component; 85. a locking structure; 86. a lower pressing plate; 851. connecting blocks; 852. an L-shaped piece; 31. a second case; 32. a light-shielding plate; 33. a second color difference detection module; 34. an image recognition module; 35. a projection module; 36. a marking mechanism; 41. a third box body; 42. a horizontal movement mechanism; 43. a first cylinder; 44. an adsorbing member; 91. a connecting box; 92. a second cylinder; 93. a pallet; 51. a fourth box body; 52. a third cylinder; 53. a synchronization board; 531. a substrate; 532. embedding a block; 533. an outward expansion plate; 534. the side plates are constrained.
Detailed Description
Referring to fig. 1 to 6, the multi-station metal decorating apparatus includes a base 1, a plurality of parallel processing areas are arranged on the upper side of the base 1, a plurality of parallel conveyor belts 2 are arranged in the plurality of processing areas, and a gap is arranged between the conveyor belts 2 in the same processing area;
the upper side of the base 1 is sequentially provided with a detection mechanism 3, a transfer mechanism 4, a homothetic mechanism 5, a printing mechanism 6 and a drying mechanism 7 which stretch across the upper side of each processing area along the moving direction of each conveyor belt 2, and the surface of the iron printing material is sequentially detected, screened, position-calibrated, printed and dried when passing by;
a calibration mechanism 8 is arranged on the side surface of the detection mechanism 3, a standard part 84 is arranged inside the calibration mechanism 8, and color difference data of the iron printing material is obtained through comparison information of the standard part 84 and the printing material;
a recovery box 9 is arranged on the side surface of the transfer mechanism 4, and the transfer mechanism 4 moves the detected unqualified tin printing material to the interior of the recovery box 9 based on the color difference data to separate the unqualified tin printing material;
the homothetic mechanism 5 synchronizes the positions of the same batch of metal decorating materials when the same batch of metal decorating materials passes through, so that the subsequent printing mechanism 6 and the drying mechanism 7 can be conveniently and synchronously processed.
Referring to fig. 2 to 3, the standard member 84 is placed on the upper side of the holding plate 83 based on the coupling of two sets of locking structures 85 with the first casing 81, and the standard member 84 is fixed to the lower side of the lower pressing plate 86 after the holding plate 83 is assembled with the first casing 81.
The locking structure 85 comprises a connecting block 851 connected with the first box 81, an L-shaped member 852 is rotatably connected inside the connecting block 851, and after the L-shaped member 852 rotates, the bottom of the L-shaped member 852 can rotate to the lower side of the containing plate 83 to fix the containing plate 83 and the first box 81.
The detection mechanism 3 comprises a second box body 31 connected with the base 1, a light isolation plate 32 is arranged in the second box body 31, and the light isolation plate 32 divides the interior of the second box body 31 into a first detection area and a second detection area along the moving direction of the conveyor belt 2;
a second color difference detection module 33 is mounted at the top end inside the first detection area;
the image recognition module 34 and the projection module 35 are mounted at the top end of the interior of the second detection area, and the included angle between the image recognition module 34 and the vertical direction is 12-20 degrees, preferably 15 degrees.
The first color difference detection module 82 and the second color difference detection module 33 both comprise an illumination unit and a color difference identification unit;
the illumination units in the first color difference detection module 82 and the illumination units in the second color difference detection module 33 are respectively used for projecting light rays with multiple colors to the upper sides of the standard piece 84 and each iron printing material in the same batch, and the light rays projected by the two groups of illumination units are the same in color each time;
a color difference recognition unit in the first color difference detection module 82 and a color difference recognition unit in the second color difference detection module 33 are respectively used for recognizing reflection information of the standard part 84 and each printed iron material in the same batch after light projection, the reflection information of the color difference recognition unit in the first color difference detection module 82 is marked as reflection information beta, and the color difference recognition unit in the second color difference detection module 33 sequentially marks each reflection information as reflection information 1 and reflection information 2.. Reflection information N based on each printed iron material;
threshold data are set in the second color difference detection module 33, the reflective information 1 and the reflective information 2. The reflective information N are respectively compared with the reflective information beta to obtain color difference data, the color difference data is compared with the threshold data again, and if the color difference data exceeds the threshold value, the color difference data is unqualified;
the projection module 35 is used for projecting the light belt perpendicular to the moving direction of the conveyor belt 2 to the upper side of each metal printing material;
the image identification module 34 is used for identifying the refraction degree of the light band on the corresponding metal printing material and converting the light band into a gray image;
when the iron printing material moves along with the conveyor belt 2, the light ray belt relatively moves along the surface of the iron printing material, and when the surface of the iron printing material has concave or convex parts, the refraction of the light ray belt changes;
meanwhile, two groups of standard lines which are arranged in parallel are arranged in the image recognition module 34, after the image of the light band is converted into the gray image, the image recognition module 34 recognizes the track of the light band in the gray image, and compares the track with the two groups of standard lines after centering, and if the edge of the track of the light band exceeds any standard line, the detection is unqualified.
And a marking mechanism 36 is arranged on one side of the detection mechanism 3 away from the moving direction of the conveyor belt 2, two groups of marking information are arranged in the marking mechanism 36, and two groups of marking colors are respectively used for marking the iron printing materials with unqualified color difference data and flatness.
Referring to fig. 4, the transfer mechanism 4 includes a third case 41 connected to the base 1, and the recovery case 9 includes a connection case 91 connected to the third case 41;
a horizontal moving mechanism 42 extending into the connecting box 91 is installed in the third box 41, at least one group of first air cylinders 43 are installed at the upper side of the output end of the horizontal moving mechanism 42 in the corresponding processing area, and an adsorption piece 44 is installed at the output end of each first air cylinder 43;
when the ferrous material identified as defective by the second color difference detection module 33 and the image identification module 34 passes through, it is sucked and lifted, and is conveyed to the inside of the junction box 91.
A second cylinder 92 is installed at the bottom end inside the connecting box 91, and a supporting plate 93 is installed at the top end of the second cylinder 92; the pallet 93 holds the transported tin printing material and is lowered by the second cylinder 92 as the amount of the tin printing material increases.
Referring to fig. 5, the positioning mechanism 5 includes a fourth housing 51 connected to the base 1, a plurality of third cylinders 52 are installed at a top end of the fourth housing 51, a plurality of synchronization plates 53 are installed at output ends of the plurality of third cylinders 52, and the plurality of synchronization plates 53 are used for aligning positions of the respective qualified sensed iron-printing materials in the same batch.
Referring to fig. 6, the synchronization plate 53 includes a base plate 531, an outward-extending plate 533 is installed on one side of the base plate 531 facing the moving direction of the conveyor belt 2, constraint side plates 534 extending to the lower side of the base plate 531 are installed on both sides of the lower surface of the outward-extending plate 533, and after the iron printing material enters the synchronization plate 53 along the outward-extending plate 533, the iron printing material moves under the constraint of the constraint side plates 534, so as to calibrate the position;
a plurality of embedded blocks 532 are installed to one side of base plate 531 direction of movement far away from conveyer belt 2, and a plurality of embedded blocks 532 all are arranged in embedding to each conveyer belt 2's clearance to carry on spacingly to the metal decorating material.
The working principle is as follows:
the plurality of metal decorating materials move to a detection mechanism 3, a transfer mechanism 4, a apposition mechanism 5, a printing mechanism 6 and a drying mechanism 7 respectively based on the conveyor belt 2 in each processing area;
after each tin printing material enters the detection mechanism 3, detecting the color difference of the surface of each tin printing material based on a first color difference detection module 82 in the calibration mechanism 8 and a second color difference detection module 33 in the detection mechanism 3, wherein during detection, the first color difference detection module 82 sequentially projects different light rays to the upper side of the standard part 84 and records the reflection information beta of the surface of the standard part 84, the second color difference detection module 33 and the first color difference detection module 82 synchronously work, the same color is projected onto the corresponding tin printing material and is sequentially marked as reflection information 1 and reflection information 2.
When each tin printing material passes through image recognition module 34 and projection module 35, detect the smoothness on its surface, projection module 35 throws the light area to the upside of each tin printing material when detecting, and along with the removal of tin printing material, the light area can cover each position to the tin printing material upside, image recognition module 34 carries out image monitoring to the light area, obtain image data, and convert image data into grey level image, if the surface unevenness of tin printing material, the light area takes place to correspond the tortuous, detect unqualified mark II that gives:
when each tin printing material passes through the marking mechanism 36, marking information is given to the corresponding tin printing material based on the mark I and the mark II; in this embodiment, the marking information is made of a spray dye, the spray dye is made of two colors, and the two colors respectively correspond to the mark i and the mark ii, and the corresponding color dye is sprayed on the corresponding metal printing material;
when the metal printing material passes through the transfer mechanism 4, the metal printing material endowed with the marking information is separated from the conveyor belt 2 and is recovered into the recovery box 9; during separation, a group of first air cylinders 43 corresponding to the upper side of the tin printing material is started, the adsorption piece 44 is contacted with the tin printing material and adsorbs the tin printing material, then the height of the adsorption piece 44 is reset, the tin printing material is separated from the conveyor belt 2, then the horizontal moving mechanism 42 is started, the group of first air cylinders 43 is moved to the inside of the recovery box 9, and the tin printing material is placed on the upper side of the supporting plate 93;
the rest of the metal printing materials pass through the apposition mechanism 5, align the metal printing materials of the same batch, and then enter the printing mechanism 6 and the drying mechanism 7 for printing and drying in sequence.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and all technical solutions that belong to the idea of the present invention belong to the scope of the present invention. It should be noted that modifications and embellishments within the scope of the present template may be made by those skilled in the art without departing from the principles of the present invention.
Claims (8)
1. A multi-station metal decorating device is characterized by comprising:
the printing machine comprises a base (1), wherein a plurality of parallel processing areas are arranged on the upper side of the base (1), and a detection mechanism (3), a transfer mechanism (4), a apposition mechanism (5), a printing mechanism (6) and a drying mechanism (7) which stretch over the upper sides of the processing areas are sequentially arranged on the upper side of the base (1);
a calibration mechanism (8) is installed on the side face of the detection mechanism (3), a standard part (84) is arranged inside the calibration mechanism (8), the detection mechanism (3) and the calibration mechanism (8) respectively detect the iron printing material and the standard part (84), and color difference data of the iron printing material is obtained based on detection information of the standard part (84) and the printing material;
a recycling box (9) is installed on the side face of the transfer mechanism (4), and the transfer mechanism (4) moves the detected unqualified tin printing materials to the inside of the recycling box (9) based on the color difference data;
the homothetic mechanism (5) calibrates the moving position of the same batch of iron printing materials when the same batch of iron printing materials passes through the homothetic mechanism.
2. A multi-station metal decorating apparatus according to claim 1, wherein the calibration means (8) comprises a first color difference detecting module (82), and the standard member (84) is disposed on the lower side of the first color difference detecting module (82).
3. A multi-station metal decorating device according to claim 2, wherein the detection mechanism (3) comprises a second color difference detection module (33), an image recognition module (34) and a projection module (35), and the second color difference detection module (33) is separated from the image recognition module (34) and the projection module (35) by a light isolation plate (32);
the included angle between the image recognition module (34) and the vertical direction is 12-20 degrees.
4. The multi-station tin printing device according to claim 3, wherein each of the first color difference detection module (82) and the second color difference detection module (33) comprises an illumination unit and a color difference identification unit;
the two groups of illumination units are respectively used for projecting various light rays to the upper sides of the standard part (84) and the corresponding iron printing material, and the two groups of color difference identification units are respectively used for collecting the reflection information of the standard part (84) and the corresponding iron printing material;
and comparing the reflection information of the corresponding tin printing material with the reflection information of the standard part (84) to obtain color difference data.
5. A multi-station metal decorating apparatus according to claim 4, wherein the projection module (35) is adapted to project light perpendicular to the direction of movement of the conveyor belt (2) onto the upper side of each metal decorating material;
the image recognition module (34) is used for recognizing the refraction degree of the light band on the corresponding metal printing material and converting the light band into a gray image, and the image recognition module (34) detects the flatness of the surface of the metal printing material based on the tortuosity of the gray image.
6. A multi-station metal decorating device according to claim 1, wherein a marking mechanism (36) is arranged on one side of the detection mechanism (3) far away from the moving direction of the conveyor belt (2);
the marking mechanism (36) marks the iron-printing material based on the color difference data and the flatness of the iron-printing material.
7. A multi-station tin printing device according to claim 1, characterized in that the transfer mechanism (4) comprises a plurality of horizontal moving mechanisms (42) extending to the interior of the recycling bin (9), the output ends of the plurality of horizontal moving mechanisms (42) are respectively provided with a first air cylinder (43) at the upper side of the corresponding processing area, and the output end of the first air cylinder (43) is provided with a suction piece (44).
8. A multi-station metal decorating apparatus according to claim 1, wherein said synchronizing mechanism (5) comprises a plurality of synchronizing plates (53);
the synchronous plate (53) comprises a base plate (531), an external expansion plate (533) is installed on one side of the base plate (531), and constraint side plates (534) extending to the lower side of the base plate (531) are installed on two sides of the lower surface of the external expansion plate (533);
and a plurality of embedded blocks (532) are arranged on one side of the base plate (531) far away from the moving direction of the conveyor belt (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210804996.6A CN115230313A (en) | 2022-07-08 | 2022-07-08 | Multi-station metal printing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210804996.6A CN115230313A (en) | 2022-07-08 | 2022-07-08 | Multi-station metal printing device |
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| CN115230313A true CN115230313A (en) | 2022-10-25 |
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| CN202210804996.6A Pending CN115230313A (en) | 2022-07-08 | 2022-07-08 | Multi-station metal printing device |
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