CN109367214B - Rapid positioning method for screen frame in screen printing - Google Patents
Rapid positioning method for screen frame in screen printing Download PDFInfo
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- CN109367214B CN109367214B CN201811209251.5A CN201811209251A CN109367214B CN 109367214 B CN109367214 B CN 109367214B CN 201811209251 A CN201811209251 A CN 201811209251A CN 109367214 B CN109367214 B CN 109367214B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
- B41F15/34—Screens, Frames; Holders therefor
- B41F15/36—Screens, Frames; Holders therefor flat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
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Abstract
A quick positioning method for a screen frame in screen printing comprises a basic calibration process and a fine adjustment calibration process which are sequentially carried out, wherein the basic calibration process is to determine the basic position of the screen frame through the limit matching of a positioning plate and a positioning pin so as to realize basic calibration, the fine adjustment calibration process is to screw in or screw out a distance adjusting screw so as to drive the screen frame to move reversely on the basis that the inner side surface of a right fixing plate supports against the distance adjusting screw, then a left fixing plate supports against a left fixing part so as to fix the fine adjustment calibration effect, and finally fine adjustment calibration is realized. The design has the advantages of short calibration time, good calibration precision, strong adjustability and simple operation.
Description
Technical Field
The invention relates to a screen frame adjusting process, belongs to the technical field of textiles, and particularly relates to a quick positioning method of a screen frame in screen printing, which is particularly suitable for shortening the calibration time and improving the calibration precision.
Background
In screen printing, the screen frame and the cloth below the screen frame are required to be strictly aligned, otherwise, once a certain position is dislocated, the printing precision and quality are damaged, and even the whole cloth is scrapped. However, in practical application, the screen frame is bound to move along with long-time printing operation, and at the moment, the screen frame needs to be recalibrated, and in addition, in the operation of printing for multiple times, the screen frame also needs to be calibrated for multiple times.
The information disclosed in this background section is only for enhancement of understanding of the general background of the patent application and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to overcome the defects and problems of long calibration time and poor calibration precision in the prior art, and provides a quick positioning method of a screen frame in screen printing, which has short calibration time and good calibration precision.
In order to achieve the above purpose, the technical solution of the invention is as follows: a quick positioning method for a screen frame in screen printing comprises a basic calibration process and a fine adjustment calibration process which are carried out in sequence;
the basic calibration process is as follows: firstly, moving the outer end of the positioning plate to the top surface of the right fixing plate and abutting against the inner side part of the positioning pin, and horizontally moving the right fixing plate leftwards to enable the inner side surface of the right fixing plate to abut against the outer end of the distance adjusting screw rod, so that basic calibration is completed;
the fine tuning calibration process comprises the following steps: firstly loosening the distance adjusting nut, screwing in or out the distance adjusting screw rods in the upper screw rod hole and the lower screw rod hole to drive the screen frame to move reversely, stopping screwing the distance adjusting screw rods until the screen frame moves to a preset position, screwing the distance adjusting nut, horizontally moving the left fixing plate rightwards to enable the inner side surface of the left fixing plate to be abutted against the outer end of the left fixing part connected to the left frame strip, and finishing fine adjustment and calibration.
The screen frame comprises a frame bottom surface, an outer frame and an inner frame, wherein the outer part of the inner frame is sleeved with the concentric outer frame, the bottom surfaces of the outer frame and the inner frame are both connected with the top surface of the frame bottom surface, a concentric frame slot is formed between the outer frame and the inner frame, the right frame strip of the outer frame is provided with an upper screw rod hole and a lower screw rod hole, the upper screw rod hole and the lower screw rod hole are respectively provided with a distance adjusting screw rod, the inner end of the distance adjusting screw rod extends into the frame slot, the outer end of the distance adjusting screw rod extends to the outer part of the outer frame after penetrating through the upper screw rod hole or the lower screw rod hole, a distance adjusting nut is sleeved on the distance adjusting screw rod and positioned outside the outer frame, the part clamped between the upper screw rod hole and the lower screw rod hole on the screen frame is connected with; the right side of outer frame is provided with the right fixed plate that parallels with the right frame strip, and the medial surface of right fixed plate is just to setting up with the outer end of roll adjustment screw, is connected with perpendicularly on the top surface of right fixed plate and carries out spacing complex locating pin with the locating plate, the left frame strip of outer frame is connected with the inner of left fixed part, and the outer end of left fixed part is just to setting up with the medial surface of left fixed plate, and left fixed plate, left frame strip are parallel to each other.
The top surface of the right fixing plate is vertically connected with the bottom edge of the right vertical plate, a lower air cylinder is arranged on the inner side surface of the right vertical plate, the output end of the lower air cylinder is positioned right above the top surface of the right fixing plate, and the projection of the output end of the lower air cylinder on the top surface of the right fixing plate is intersected with the horizontal extension line of the outer end of the positioning plate;
in the basic calibration process, the outer end of the positioning plate is moved to the top surface of the right fixing plate and is abutted against the inner side part of the positioning pin: the outer end of the positioning plate is abutted against the inner side face of the right vertical plate, and the upper side edge of the positioning plate is abutted against the inner side portion of the positioning pin.
The left fixing part comprises an upper left insert block and a lower left insert block which are vertically arranged along the left frame strip, and an upper left groove and a lower left groove which are vertically arranged are arranged on the inner side surface of the left fixing plate so as to be correspondingly inserted and matched with the upper left insert block and the lower left insert block.
The medial surface of left fixed plate is connected with the inner of upper left pars contractilis, left lower pars contractilis, and the outer end of upper left pars contractilis is connected with the left side portion of upper left recess, and the outer end of lower left pars contractilis is connected with the left side portion of left lower recess, has all seted up the notch on the right side portion of upper left recess, left lower recess.
The upper left telescopic part and the lower left telescopic part are both cylinders, and the output end of each cylinder is connected with the left side of the upper left groove or the left lower groove.
The left upper insert block and the left lower insert block are both V-shaped blocks, the notches of the left upper groove and the left lower groove are both V-shaped notches, and the width of the left upper insert block and the width of the left lower insert block are both larger than the width of the corresponding notches.
The top surface of the left frame strip is connected with the inner ends of the left upper supporting plate and the left lower supporting plate, the outer ends of the left upper supporting plate and the left lower supporting plate extend to the outside of the screen frame, the bottom surface of the left upper supporting plate is suspended right above the left upper insert block, and the bottom surface of the left lower supporting plate is suspended right above the left lower insert block; the length of the part of the left upper supporting plate, which is positioned outside the screen frame, is greater than the sum of the lengths of the left upper insert block and the left upper groove, and the length of the part of the left lower supporting plate, which is positioned outside the screen frame, is greater than the sum of the lengths of the left lower insert block and the left lower groove.
The upper left supporting plate and the lower left supporting plate are of T-shaped structures and comprise supporting vertical bars and supporting transverse bars, the bottom surfaces of the supporting vertical bars are connected with the top surface of the net frame, the left side edges of the supporting vertical bars are connected with the inner ends of the supporting transverse bars, and the outer ends of the supporting transverse bars extend to the outside of the net frame.
The top surface of the left fixing plate is vertically connected with the bottom edge of the left vertical plate, a left plate through hole is formed in the position, close to the top edge, of the plate surface of the left vertical plate, and a right plate through hole is formed in the position, close to the top edge, of the plate surface of the right vertical plate.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention relates to a quick positioning method of a screen frame in screen printing, which comprises a basic calibration process and a fine adjustment calibration process which are sequentially carried out, wherein the basic calibration process is to determine the basic position of the screen frame through the limit matching of a positioning plate and a positioning pin so as to realize basic calibration, the fine adjustment calibration process is to drive the screen frame to move reversely by a screwed-in or screwed-out distance adjusting screw on the basis that the inner side surface of a right fixing plate is propped against a distance adjusting screw so as to realize fine adjustment calibration, and finally, a left fixing plate is propped against a left fixing part so as to fix the fine adjustment calibration effect. Therefore, the method has the advantages of short calibration time and good calibration precision.
2. In the method for quickly positioning the screen frame in screen printing, the top surface of the right fixing plate is vertically connected with the bottom edge of the right vertical plate, and the inner side surface of the right vertical plate is provided with the pressing cylinder. Therefore, the invention not only has higher positioning precision, but also has stronger stability.
3. According to the rapid positioning method for the screen frame in screen printing, the matching of the left fixing part and the left fixing plate is limited to the insertion matching of the insertion block and the groove. In addition, when left fixed plate is connected through upper left pars contractilis, lower left pars contractilis and upper left recess, left lower groove, the adjustability is stronger, and at this moment, the position of left fixed plate need not change, only need upper left pars contractilis, lower left pars contractilis carry out the flexible operation can, especially when upper left pars contractilis, lower left pars contractilis are the cylinder, the effect is better. Therefore, the invention has strong adjustability, is beneficial to improving the calibration precision and expanding the application range.
4. In the method for quickly positioning the screen frame in screen printing, the upper left inserting block and the lower left inserting block are both V-shaped blocks, and when the notches of the upper left groove and the lower left groove are both V-shaped notches, the inserting cooperation between the inserting blocks and the grooves is V-shaped insertion, so that the stability after insertion is stronger, the insertion operation is more favorably carried out, the operation time is further shortened, and the effect is better especially when the widths of the upper left inserting block and the lower left inserting block are larger than the widths of the corresponding notches. Therefore, the invention has stronger stability and shorter operation time.
5. In the method for quickly positioning the screen frame in screen printing, the top surface of the left fixing plate is vertically connected with the bottom edge of the left vertical plate, the part, close to the top edge, of the plate surface of the left vertical plate is provided with a left plate through hole, the part, close to the top edge, of the plate surface of the right vertical plate is provided with a right plate through hole, and when the method is applied, the left plate through hole and the right plate through hole can be externally connected with displacement adjusting equipment so as to carry out multidirectional displacement adjustment on the whole screen frame from the outside and meet more position requirements in screen printing. Therefore, the invention has strong adjustability and wide application range.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a top view of fig. 2.
Fig. 4 is a schematic view of the connection of the left lower groove and the left lower insert block in fig. 2.
Fig. 5 is a schematic view of the connection between the right fixing plate and the right riser in fig. 1.
Fig. 6 is a schematic view showing the connection of the bottom surface of the frame, the outer frame and the inner frame in fig. 1.
In the figure: the screen frame 2, the frame bottom surface 21, the outer frame 22, the right frame strip 221, the left frame strip 222, the inner frame 23, the inter-frame groove 24, the upper screw hole 25, the lower screw hole 26, the pitch adjusting screw 3, the pitch adjusting nut 31, the positioning plate 4, the positioning pin 41, the positioning vertical strip 42, the positioning horizontal strip 43, the right fixing plate 5, the right vertical plate 51, the lower air cylinder 52, the right plate through hole 53, the left fixing portion 6, the upper left insert 61, the lower left insert 62, the upper left support plate 63, the lower left support plate 64, the supporting vertical strip 65, the supporting horizontal strip 66, the left fixing plate 7, the upper left groove 71, the lower left groove 72, the upper left telescopic portion 73, the lower left telescopic portion 74, the notch 75, the left vertical plate 76, and the left plate through hole 77.
Detailed Description
The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.
Referring to fig. 1 to 6, a method for quickly positioning a screen frame in screen printing, the method for quickly positioning includes a basic calibration process and a fine tuning calibration process which are performed in sequence;
the basic calibration process is as follows: firstly, moving the outer end of the positioning plate 4 to the top surface of the right fixing plate 5 and abutting against the inner side part of the positioning pin 41, and then horizontally moving the right fixing plate 5 leftwards to enable the inner side surface of the right fixing plate 5 to abut against the outer end of the distance adjusting screw rod 3, thereby completing basic calibration;
the fine tuning calibration process comprises the following steps: the distance adjusting nut 31 is loosened, then the distance adjusting screw 3 in the upper screw hole 25 and the lower screw hole 26 is screwed in or out, so as to drive the screen frame 2 to move reversely, when the screen frame moves to a preset position, the screwing of the distance adjusting screw 3 is stopped, then the distance adjusting nut 31 is screwed, and then the left fixing plate 7 is horizontally moved rightwards, so that the inner side surface of the left fixing plate 7 is abutted against the outer end of the left fixing part 6 connected to the left frame strip 222, and therefore fine adjustment and calibration are completed.
The net frame 2 comprises a frame bottom surface 21, an outer frame 22 and an inner frame 23, the outer part of the inner frame 23 is sleeved with the concentric outer frame 22, the bottom surfaces of the outer frame 22 and the inner frame 23 are both connected with the top surface of the frame bottom surface 21, a concentric inter-frame groove 24 is clamped between the outer frame 22 and the inner frame 23, the right frame strip 221 of the outer frame 22 is provided with an upper screw hole 25, the lower screw hole 26, the upper screw hole 25, the lower screw hole 26 are provided with a distance adjusting screw 3 respectively, the inner end of the distance adjusting screw 3 extends into the inter-frame groove 24, the outer end of the distance adjusting screw 3 extends to the outside of the outer frame 22 after penetrating through the upper screw hole 25 or the lower screw hole 26, the position of the distance adjusting screw 3 outside the outer frame 22 is sleeved with a distance adjusting nut 31, the position of the net frame 2 clamped between the upper screw hole 25 and the lower screw hole 26 is connected with the inner end of the positioning plate 4, and the outer end of the positioning plate 4 extends to the outside of the net frame 2; the right side of the outer frame 22 is provided with a right fixing plate 5 parallel to the right frame strip 221, the inner side surface of the right fixing plate 5 is opposite to the outer end of the distance adjusting screw rod 3, the top surface of the right fixing plate 5 is vertically connected with a positioning pin 41 which is in limit fit with the positioning plate 4, the left frame strip 222 of the outer frame 22 is connected with the inner end of the left fixing part 6, the outer end of the left fixing part 6 is opposite to the inner side surface of the left fixing part 7, and the left fixing plate 7 and the left frame strip 222 are parallel to each other.
The top surface of the right fixing plate 5 is vertically connected with the bottom edge of a right vertical plate 51, a lower air cylinder 52 is arranged on the inner side surface of the right vertical plate 51, the output end of the lower air cylinder 52 is positioned right above the top surface of the right fixing plate 5, and the projection of the output end of the lower air cylinder 52 on the top surface of the right fixing plate 5 is intersected with the horizontal extension line of the outer end of the positioning plate 4;
in the basic calibration process, moving the outer end of the positioning plate 4 to the top surface of the right fixing plate 5 and making contact with the inner side of the positioning pin 41 means: the outer end of the positioning plate 4 is abutted against the inner side surface of the right vertical plate 51, and the upper side edge of the positioning plate 4 is abutted against the inner side part of the positioning pin 41.
The left fixing portion 6 includes an upper left insertion block 61 and a lower left insertion block 62 vertically disposed along a left frame strip 222, and an upper left groove 71 and a lower left groove 72 vertically disposed are disposed on an inner side surface of the left fixing plate 7 to be correspondingly inserted and matched with the upper left insertion block 61 and the lower left insertion block 62.
The inner side surface of the left fixing plate 7 is connected with the inner ends of the upper left telescopic part 73 and the lower left telescopic part 74, the outer end of the upper left telescopic part 73 is connected with the left side part of the upper left groove 71, the outer end of the lower left telescopic part 74 is connected with the left side part of the lower left groove 72, and the right side parts of the upper left groove 71 and the lower left groove 72 are provided with notches 75.
The upper left telescopic part 73 and the lower left telescopic part 74 are both air cylinders, and the output ends of the air cylinders are connected with the left side parts of the upper left groove 71 or the lower left groove 72.
The left upper insert block 61 and the left lower insert block 62 are both V-shaped blocks, the notches 75 of the left upper groove 71 and the left lower groove 72 are both V-shaped notches, and the widths of the left upper insert block 61 and the left lower insert block 62 are both greater than the widths of the corresponding notches 75.
The top surface of the left frame strip 222 is connected with the inner ends of the left upper support plate 63 and the left lower support plate 64, the outer ends of the left upper support plate 63 and the left lower support plate 64 extend to the outside of the screen frame 2, the bottom surface of the left upper support plate 63 is suspended right above the left upper insert 61, and the bottom surface of the left lower support plate 64 is suspended right above the left lower insert 62; the length of the part of the left upper supporting plate 63, which is positioned outside the screen frame 2, is greater than the sum of the lengths of the left upper inserting block 61 and the left upper groove 71, and the length of the part of the left lower supporting plate 64, which is positioned outside the screen frame 2, is greater than the sum of the lengths of the left lower inserting block 62 and the left lower groove 72.
The upper left supporting plate 63 and the lower left supporting plate 64 are both of T-shaped structures and comprise supporting vertical bars 65 and supporting transverse bars 66, the bottom surfaces of the supporting vertical bars 65 are connected with the top surface of the screen frame 2, the left side edges of the supporting vertical bars 65 are connected with the inner ends of the supporting transverse bars 66, and the outer ends of the supporting transverse bars 66 extend to the outside of the screen frame 2.
The top surface of the left fixing plate 7 is vertically connected with the bottom edge of the left vertical plate 76, a left plate through hole 77 is formed in the position, close to the top edge, of the plate surface of the left vertical plate 76, and a right plate through hole 53 is formed in the position, close to the top edge, of the plate surface of the right vertical plate 51.
The principle of the invention is illustrated as follows:
referring to fig. 1 to 6, during application, the outer end of the positioning plate 4 is in limit fit with the positioning pin 41 to determine the basic position of the net frame, so as to realize basic calibration (if the basic calibration is performed in combination with the right vertical plate 51, the effect is better), at this time, the outer ends of the distance adjusting screws 3 in the upper screw hole 25 and the lower screw hole 26 are all abutted against the inner side surface of the right fixing plate 5, the distance adjusting nuts 31 are loosened to loosen the distance adjusting screws 3, and then the distance adjusting screws 3 are screwed in or out, because the outer ends of the distance adjusting screws 3 are abutted, therefore, the operation of screwing in or out the distance adjusting screws 3 can enable the net frame 2 to move reversely on the whole, so as to realize fine adjustment calibration of the net frame 2, after the calibration is completed, the left fixing plate 7 is abutted against the left fixing portion 6 to fix the fine adjustment calibration effect, and at this time.
When the left fixing plate 7 is used for abutting against the left fixing part 6, the upper left groove 71 and the lower left groove 72 can be driven to perform telescopic movement through the telescopic operation of the upper left telescopic part 73 and the lower left telescopic part 74 connected to the left fixing plate 7, so that the upper left insertion block 61 and the lower left insertion block 62 included in the left fixing part 6 are correspondingly inserted and connected to realize abutting fixation, and at the moment, the left fixing plate 7 does not need to change the position.
Example 1:
referring to fig. 1 to 6, a method for quickly positioning a screen frame in screen printing, the method for quickly positioning includes a basic calibration process and a fine tuning calibration process which are performed in sequence; the basic calibration process is as follows: firstly, moving the outer end of the positioning plate 4 to the top surface of the right fixing plate 5 and abutting against the inner side part of the positioning pin 41, and then horizontally moving the right fixing plate 5 leftwards to enable the inner side surface of the right fixing plate 5 to abut against the outer end of the distance adjusting screw rod 3, thereby completing basic calibration; the fine tuning calibration process comprises the following steps: the distance adjusting nut 31 is loosened, then the distance adjusting screw 3 in the upper screw hole 25 and the lower screw hole 26 is screwed in or out, so as to drive the screen frame 2 to move reversely, when the screen frame moves to a preset position, the screwing of the distance adjusting screw 3 is stopped, then the distance adjusting nut 31 is screwed, and then the left fixing plate 7 is horizontally moved rightwards, so that the inner side surface of the left fixing plate 7 is abutted against the outer end of the left fixing part 6 connected to the left frame strip 222, and therefore fine adjustment and calibration are completed. The net frame 2 comprises a frame bottom surface 21, an outer frame 22 and an inner frame 23, the outer part of the inner frame 23 is sleeved with the concentric outer frame 22, the bottom surfaces of the outer frame 22 and the inner frame 23 are both connected with the top surface of the frame bottom surface 21, a concentric inter-frame groove 24 is clamped between the outer frame 22 and the inner frame 23, the right frame strip 221 of the outer frame 22 is provided with an upper screw hole 25, the lower screw hole 26, the upper screw hole 25, the lower screw hole 26 are provided with a distance adjusting screw 3 respectively, the inner end of the distance adjusting screw 3 extends into the inter-frame groove 24, the outer end of the distance adjusting screw 3 extends to the outside of the outer frame 22 after penetrating through the upper screw hole 25 or the lower screw hole 26, the position of the distance adjusting screw 3 outside the outer frame 22 is sleeved with a distance adjusting nut 31, the position of the net frame 2 clamped between the upper screw hole 25 and the lower screw hole 26 is connected with the inner end of the positioning plate 4, and the outer end of the positioning plate 4 extends to the outside of the net frame 2; the right side of the outer frame 22 is provided with a right fixing plate 5 parallel to the right frame strip 221, the inner side surface of the right fixing plate 5 is opposite to the outer end of the distance adjusting screw rod 3, the top surface of the right fixing plate 5 is vertically connected with a positioning pin 41 which is in limit fit with the positioning plate 4, the left frame strip 222 of the outer frame 22 is connected with the inner end of the left fixing part 6, the outer end of the left fixing part 6 is opposite to the inner side surface of the left fixing part 7, and the left fixing plate 7 and the left frame strip 222 are parallel to each other.
Example 2:
the basic contents are the same as example 1, except that:
the top surface of the right fixing plate 5 is vertically connected with the bottom edge of a right vertical plate 51, a lower air cylinder 52 is arranged on the inner side surface of the right vertical plate 51, the output end of the lower air cylinder 52 is positioned right above the top surface of the right fixing plate 5, and the projection of the output end of the lower air cylinder 52 on the top surface of the right fixing plate 5 is intersected with the horizontal extension line of the outer end of the positioning plate 4.
In the basic calibration process, moving the outer end of the positioning plate 4 to the top surface of the right fixing plate 5 and making contact with the inner side of the positioning pin 41 means: the outer end of the positioning plate 4 is abutted against the inner side surface of the right vertical plate 51, and the upper side edge of the positioning plate 4 is abutted against the inner side part of the positioning pin 41.
Example 3:
the basic contents are the same as example 1, except that:
the left fixing portion 6 includes an upper left insertion block 61 and a lower left insertion block 62 vertically disposed along a left frame strip 222, and an upper left groove 71 and a lower left groove 72 vertically disposed are disposed on an inner side surface of the left fixing plate 7 to be correspondingly inserted and matched with the upper left insertion block 61 and the lower left insertion block 62. Preferably, the upper left insert block 61 and the lower left insert block 62 are both V-shaped blocks, the notches 75 of the upper left groove 71 and the lower left groove 72 are both V-shaped notches, and the widths of the upper left insert block 61 and the lower left insert block 62 are both greater than the widths of the corresponding notches 75.
Example 4:
the basic contents are the same as example 3, except that:
the inner side surface of the left fixing plate 7 is connected with the inner ends of the upper left telescopic part 73 and the lower left telescopic part 74, the outer end of the upper left telescopic part 73 is connected with the left side part of the upper left groove 71, the outer end of the lower left telescopic part 74 is connected with the left side part of the lower left groove 72, and the right side parts of the upper left groove 71 and the lower left groove 72 are provided with notches 75. The upper left telescopic part 73 and the lower left telescopic part 74 are both air cylinders, and the output ends of the air cylinders are connected with the left side parts of the upper left groove 71 or the lower left groove 72.
Example 5:
the basic contents are the same as example 1, except that:
the top surface of the left frame strip 222 is connected with the inner ends of the left upper support plate 63 and the left lower support plate 64, the outer ends of the left upper support plate 63 and the left lower support plate 64 extend to the outside of the screen frame 2, the bottom surface of the left upper support plate 63 is suspended right above the left upper insert 61, and the bottom surface of the left lower support plate 64 is suspended right above the left lower insert 62; the length of the part of the left upper supporting plate 63, which is positioned outside the screen frame 2, is greater than the sum of the lengths of the left upper inserting block 61 and the left upper groove 71, and the length of the part of the left lower supporting plate 64, which is positioned outside the screen frame 2, is greater than the sum of the lengths of the left lower inserting block 62 and the left lower groove 72. Preferably, the upper left supporting plate 63 and the lower left supporting plate 64 are both T-shaped structures, and include supporting vertical bars 65 and supporting horizontal bars 66, the bottom surfaces of the supporting vertical bars 65 are connected with the top surface of the screen frame 2, the left side edges of the supporting vertical bars 65 are connected with the inner ends of the supporting horizontal bars 66, and the outer ends of the supporting horizontal bars 66 extend to the outside of the screen frame 2.
Example 6:
the basic contents are the same as example 1, except that:
the top surface of the left fixing plate 7 is vertically connected with the bottom edge of the left vertical plate 76, a left plate through hole 77 is formed in the position, close to the top edge, of the plate surface of the left vertical plate 76, and a right plate through hole 53 is formed in the position, close to the top edge, of the plate surface of the right vertical plate 51.
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 embodiment, but equivalent modifications or changes made by those skilled in the art according to the present disclosure should be included in the scope of the present invention as set forth in the appended claims.
Claims (9)
1. A quick positioning method for a screen frame in screen printing is characterized by comprising a basic calibration process and a fine-tuning calibration process which are sequentially carried out;
the basic calibration process is as follows: firstly, moving the outer end of the positioning plate (4) to the top surface of the right fixing plate (5) and abutting against the inner side part of the positioning pin (41), and then horizontally moving the right fixing plate (5) leftwards to enable the inner side surface of the right fixing plate (5) to abut against the outer end of the distance adjusting screw rod (3), thereby completing basic calibration;
the fine tuning calibration process comprises the following steps: loosening the distance-adjusting nut (31), screwing in or out the distance-adjusting screw (3) in the upper screw hole (25) and the lower screw hole (26) to drive the screen frame (2) to move reversely until the screen frame moves to a preset position, stopping screwing the distance-adjusting screw (3), screwing the distance-adjusting nut (31), horizontally moving the left fixing plate (7) rightwards to enable the inner side surface of the left fixing plate (7) to be abutted against the outer end of the left fixing part (6) connected to the left frame strip (222), and finishing fine adjustment and calibration;
the net frame (2) comprises a frame bottom surface (21), an outer frame (22) and an inner frame (23), the outer portion of the inner frame (23) is sleeved with the concentric outer frame (22), the bottom surfaces of the outer frame (22) and the inner frame (23) are connected with the top surface of the frame bottom surface (21), a concentric inter-frame groove (24) is formed between the outer frame (22) and the inner frame (23), an upper screw rod hole (25) and a lower screw rod hole (26) are formed in a right frame strip (221) of the outer frame (22), an adjusting screw rod (3) is respectively arranged in the upper screw rod hole (25) and the lower screw rod hole (26), the inner end of the adjusting screw rod (3) extends into the inter-frame groove (24), the outer end of the adjusting screw rod (3) penetrates through the upper screw rod hole (25) or the lower screw rod hole (26) and then extends to the outer portion of the outer frame (22), and a distance adjusting nut (31) is sleeved on the position, which is positioned outside, the part of the net frame (2) clamped between the upper screw rod hole (25) and the lower screw rod hole (26) is connected with the inner end of the positioning plate (4), and the outer end of the positioning plate (4) extends to the outside of the net frame (2); the right side of outer frame (22) is provided with right fixed plate (5) that parallels with right frame strip (221), and the medial surface of right fixed plate (5) is just to setting up with the outer end of roll adjustment screw (3), is connected with perpendicularly on the top surface of right fixed plate (5) and carries out spacing complex locating pin (41) with locating plate (4), the left frame strip (222) of outer frame (22) is connected with the inner of left fixed part (6), and the outer end of left fixed part (6) is just to setting up with the medial surface of left fixed plate (7), and left fixed plate (7), left frame strip (222) are parallel to each other.
2. The method for rapidly positioning the screen frame in screen printing according to claim 1, wherein:
the top surface of the right fixing plate (5) is vertically connected with the bottom edge of the right vertical plate (51), a lower air cylinder (52) is arranged on the inner side surface of the right vertical plate (51), the output end of the lower air cylinder (52) is positioned right above the top surface of the right fixing plate (5), and the projection of the output end of the lower air cylinder (52) on the top surface of the right fixing plate (5) is intersected with the horizontal extension line of the outer end of the positioning plate (4);
in the basic calibration process, moving the outer end of the positioning plate (4) to the top surface of the right fixing plate (5) and making the outer end of the positioning plate abut against the inner side of the positioning pin (41) means that: the outer end of the positioning plate (4) is abutted against the inner side face of the right vertical plate (51), and the upper side edge of the positioning plate (4) is abutted against the inner side portion of the positioning pin (41).
3. The method for rapidly positioning the screen frame in screen printing according to claim 1, wherein: the left fixing portion (6) comprises an upper left insertion block (61) and a lower left insertion block (62) which are vertically arranged along a left frame strip (222), and an upper left groove (71) and a lower left groove (72) which are vertically arranged are formed in the inner side surface of the left fixing plate (7) to be correspondingly inserted and matched with the upper left insertion block (61) and the lower left insertion block (62).
4. The method for rapidly positioning the screen frame in screen printing according to claim 3, wherein: the inner side surface of the left fixing plate (7) is connected with the inner ends of the upper left telescopic part (73) and the lower left telescopic part (74), the outer end of the upper left telescopic part (73) is connected with the left side part of the upper left groove (71), the outer end of the lower left telescopic part (74) is connected with the left side part of the lower left groove (72), and notches (75) are formed in the right side parts of the upper left groove (71) and the lower left groove (72).
5. The method for rapidly positioning the screen frame in screen printing according to claim 4, wherein: the left upper telescopic part (73) and the left lower telescopic part (74) are air cylinders, and the output ends of the air cylinders are connected with the left side parts of the left upper groove (71) or the left lower groove (72).
6. The method for rapidly positioning the screen frame in screen printing according to claim 4, wherein: the left upper inserting block (61) and the left lower inserting block (62) are both V-shaped blocks, notches (75) of the left upper groove (71) and the left lower groove (72) are both V-shaped openings, and the widths of the left upper inserting block (61) and the left lower inserting block (62) are both larger than the widths of the corresponding notches (75).
7. The method for rapidly positioning the screen frame in screen printing according to claim 3, wherein: the top surface of the left frame strip (222) is connected with the inner ends of a left upper supporting plate (63) and a left lower supporting plate (64), the outer ends of the left upper supporting plate (63) and the left lower supporting plate (64) extend to the outside of the screen frame (2), the bottom surface of the left upper supporting plate (63) is suspended right above the left upper insert block (61), and the bottom surface of the left lower supporting plate (64) is suspended right above the left lower insert block (62); the length of the part of the left upper supporting plate (63) outside the screen frame (2) is greater than the sum of the lengths of the left upper inserting block (61) and the left upper groove (71), and the length of the part of the left lower supporting plate (64) outside the screen frame (2) is greater than the sum of the lengths of the left lower inserting block (62) and the left lower groove (72).
8. The method for rapidly positioning a screen frame in screen printing according to claim 7, wherein: the left upper supporting plate (63) and the left lower supporting plate (64) are of T-shaped structures and comprise supporting vertical bars (65) and supporting transverse bars (66), the bottom surfaces of the supporting vertical bars (65) are connected with the top surface of the net frame (2), the left side edges of the supporting vertical bars (65) are connected with the inner ends of the supporting transverse bars (66), and the outer ends of the supporting transverse bars (66) extend to the outside of the net frame (2).
9. The method for rapidly positioning the screen frame in screen printing according to claim 2, wherein: the top surface of the left fixing plate (7) is vertically connected with the bottom edge of the left vertical plate (76), a left plate through hole (77) is formed in the position, close to the top edge, of the plate surface of the left vertical plate (76), and a right plate through hole (53) is formed in the position, close to the top edge, of the plate surface of the right vertical plate (51).
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| CN201811209251.5A CN109367214B (en) | 2018-10-17 | 2018-10-17 | Rapid positioning method for screen frame in screen printing |
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| JP2008302497A (en) * | 2007-06-05 | 2008-12-18 | Cosmic:Kk | Stretching machine |
| CN101402280A (en) * | 2007-10-29 | 2009-04-08 | 陆新田 | Silk screen frame connecting structure, having positioning function, for screen decorating machine |
| JP5381830B2 (en) * | 2010-03-16 | 2014-01-08 | パナソニック株式会社 | Screen printer and mask installation method in screen printer |
| CN103448359B (en) * | 2013-09-10 | 2015-01-07 | 湖州惠盛机械有限公司 | Registering system of square screen printing machine |
| CN103625099B (en) * | 2013-11-26 | 2015-09-23 | 邹可权 | Screen printing is fast velocity modulation frame apparatus automatically |
| CN104228321B (en) * | 2014-10-14 | 2016-03-30 | 石狮市德采化工科技有限公司 | A kind of screen mesh printing plate, mackle embossing device, two printing machine and mackle flower process |
| CN104309299A (en) * | 2014-10-22 | 2015-01-28 | 上海富之佳机电设备有限公司 | Screen printing machine |
| CN205553535U (en) * | 2016-04-28 | 2016-09-07 | 邱健生 | Printing with a flat screen machine evenly prints flower screen frame |
| CN106494075B (en) * | 2016-10-18 | 2018-07-24 | 武汉纺织大学 | A kind of silk screen screen frame it is fast simple to frame apparatus |
| CN206561676U (en) * | 2017-02-23 | 2017-10-17 | 苏州维信电子有限公司 | Movable printing screen frame |
| CN206765530U (en) * | 2017-05-17 | 2017-12-19 | 苏州阿特斯阳光电力科技有限公司 | Silk-screen printing device and screen printing system |
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Effective date of registration: 20220905 Address after: No. 59-1 East, South Jingwu Road, Zhenggang Road, Anping County, Hengshui City, Hebei Province, 053600 Patentee after: Netdu Hebei Technology Service Co.,Ltd. Address before: 430205 No.1 Sunshine Avenue, Jiangxia District, Wuhan City, Hubei Province Patentee before: Wuhan Textile University |