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CN-122008692-A - Laser datum line alignment calibration equipment for printing registration

CN122008692ACN 122008692 ACN122008692 ACN 122008692ACN-122008692-A

Abstract

The invention discloses laser reference line alignment calibration equipment for printing registration, and relates to the technical field of laser instrument calibration. Including the mount table, the mount table top is provided with and hangs the vibration conduction that the installation mechanism is used for reducing printing equipment when the operation, linear adjustment mechanism is installed to the mount table diapire, this alignment calibration equipment is aligned to laser datum line that printing was used, through the dual locking structure of elasticity shifter with the electro-magnet is synergistic, the defect that traditional lead screw slider remains the clearance, easily receive vibration influence to shift is solved to the pertinence, triangle-shaped locking piece can be with horizontal vibration force conversion longitudinal compression force, cooperation ear piece and ear groove's spacing direction guarantee the accurate embedding locking groove of locking piece and realize mechanical locking, the suction forms secondary fixed closely laminating locking piece and locking groove inner wall after the electro-magnet circular telegram, thoroughly eliminate remaining clearance, dual locking makes laser emitter position accuracy and anti vibration stability higher, guarantee printing whole datum line accurate stability.

Inventors

  • GONG ZHIGUO
  • ZUO ZHIQIANG
  • LUO MEIZHEN

Assignees

  • 广州市彩晴包装印刷有限公司

Dates

Publication Date
20260512
Application Date
20260302

Claims (10)

  1. 1. The laser datum line alignment calibration equipment for printing registration comprises a mounting table (1) and is characterized in that a suspension mounting mechanism (2) is arranged at the top of the mounting table (1) and used for reducing vibration conduction of the printing equipment during operation, a linear adjusting mechanism (3) is arranged on the bottom wall of the mounting table (1), a position sensing mechanism (4) is arranged at the rear part of the bottom wall of the mounting table (1) and used for sensing a moving position to carry out secondary determination, a moving table (5) is arranged at the bottom of the linear adjusting mechanism (3), a mounting seat (6) is arranged at the bottom of the moving table (5), a laser emitting device (7) is arranged at the bottom of the mounting seat (6), and a changing assembly (8) is arranged in the moving table (5) and used for switching various types of laser emitting devices (7); The mounting base (6) top is installed through elasticity shifter (9) and is assembled seat (10), locking piece (14) are installed at assembly seat (10) top, locking piece (14) top position is triangle-shaped, a plurality of locking groove (11) have evenly been seted up to mounting table (1) diapire and the position that corresponds locking piece (14) linearity, locking piece (14) and corresponding locking groove (11) inner wall butt locking limit prevent laser emitter (7) skew reinforcing position accuracy.
  2. 2. The laser datum line alignment calibration device for printing registration according to claim 1, wherein the mounting table (1) is internally provided with a mounting groove (12) at a position corresponding to the top of the locking groove (11), the inside of the mounting groove (12) is communicated with the locking groove (11), the inside of the mounting groove (12) is provided with a strip-shaped electromagnet (13), and the electromagnet (13) realizes installation and fixation on an electromagnetic adsorption of a locking piece (14) with a locking limit.
  3. 3. The alignment calibration device for the laser reference line for printing registration according to claim 1, wherein the elastic switching mechanism (9) comprises a positioning frame (91) fixedly installed on two sides of the top of the mobile station (5), an abutting spring (93) is installed inside the positioning frame (91), a sliding seat (94) is fixedly installed at the top end of the abutting spring (93), the top wall of the sliding seat (94) is fixedly connected with the corresponding assembly seat (10) respectively, the positioning frame (91) drives the sliding seat (94), the assembly seat (10) and the locking piece (14) to shift under the shifting action of the mobile station (5), the locking piece (14) drives the assembly seat (10) to compress the abutting spring (93) to enter the positioning frame (91) to achieve position switching after the locking groove (11) is stressed, the sliding seat (94) slides in the positioning frame (91), the outer side walls of the sliding seat (94) are fixedly installed with lug blocks (95), the outer side walls of the positioning frame (91) are respectively provided with grooves (92), and the inner walls of the lug blocks (92) and the corresponding lug blocks (95) are respectively connected with the sliding lugs (95) to the sliding blocks.
  4. 4. The laser datum line alignment calibration device for printing registration according to claim 1, wherein the linear adjusting mechanism (3) comprises fixed tables (31) fixedly arranged on two sides of the bottom wall of the mounting table (1), adjusting screw rods (32) are rotatably arranged between the fixed tables (31), sliding tables (34) are arranged on the outer walls of the adjusting screw rods (32) in a screwed connection mode, servo motors (35) are fixedly arranged on the outer walls of one of the fixed tables (31), power shafts of the servo motors (35) penetrate through the corresponding fixed tables (31) through bearings to be fixedly connected with the adjusting screw rods (32), limiting shafts (33) are arranged between the fixed tables (31), and the outer walls of the limiting shafts (33) are slidably connected with the inner walls of the sliding tables (34) to control overturning prevention during linear displacement.
  5. 5. The alignment calibration device for the laser reference line for printing registration according to claim 1, wherein the position sensing mechanism (4) comprises an induction type grating gradiometer (41) fixedly arranged at the bottom of the mounting table (1), a follow-up seat (42) is fixedly arranged on the rear wall of the sliding table (34), an indication arrow (43) is arranged at the top of the follow-up seat (42), and the indication arrow (43) points to the corresponding induction type grating gradiometer (41) to accurately calibrate the position, so that the laser emitting device (7) is prevented from slightly moving.
  6. 6. The laser datum line alignment calibration device for printing registration according to claim 1, wherein the reloading assembly (8) comprises a positioning mechanism and a locking mechanism, the positioning mechanism comprises a positioning cavity (83) formed in the bottom of the mobile station (5), a positioning table (81) is arranged in the positioning cavity (83), the outer wall of the positioning table (81) is fixedly connected with the top of the mounting seat (6), positioning pins (86) are fixedly arranged at four corners of the top wall of the mounting seat (6), positioning holes (87) are formed in the bottom wall of the mobile station (5) and correspond to the positions of the positioning pins (86), the inner walls of the positioning holes (87) are respectively in positioning fit with the outer walls of the corresponding positioning pins (86), and the positioning pins (86) are matched with the positioning holes (87), and the positioning table (81) and the positioning cavity (83) are matched to realize accurate mounting and positioning of the mounting seat (6) and the laser emitting device (7).
  7. 7. The alignment calibration device for the laser reference line for printing registration according to claim 6, wherein the front and rear parts of the side wall of the positioning table (81) are respectively provided with an inserting port (82), the two sides of the interior of the mobile table (5) are respectively provided with a mounting cavity (84), the interior of the mounting cavity (84) and the position corresponding to the inserting port (82) are respectively provided with a passing groove (85), the passing grooves (85) and the interiors of the corresponding inserting ports (82) are respectively provided with an inserting lock (88) for realizing stable mounting of the positioning table (81) and the mounting seat (6), the outer ends of the inserting locks (88) positioned in the same mounting cavity (84) are respectively fixedly provided with the same displacement table (89), and the displacement table (89) slides in the interiors of the corresponding mounting cavities (84).
  8. 8. The laser reference line alignment calibration device for printing registration according to claim 6, wherein the locking mechanism comprises an abutting bolt (810) rotatably mounted on the outer side wall of the displacement table (89), the outer ends of the abutting bolt (810) are all in threaded connection with an operation arm (811) fixedly mounted through the mobile station (5), the extending ends of the operation arm (811) far away from the abutting bolt (810) are all provided with locking ports (812), the inner parts of the locking ports (812) are all in inserted connection with one locking shaft (814), and the outer wall of the locking shaft (814) is in fit limit with the mobile station (5).
  9. 9. The alignment calibration device for the laser reference line for printing registration according to claim 8, wherein the loosening direction of the operating arm (811) and the abutting bolt (810) and the direction of the contact position of the locking shaft (814) and the mobile station (5) are the same, the alignment calibration device is used for preventing the abutting bolt (810) from loosening to cause the vibration influence precision of the positioning station (81), the mounting seat (6) and the laser emitting device (7), and the outer end of the locking shaft (814) is sleeved with an anti-slip sleeve (813) which is in contact with the operating arm (811).
  10. 10. The laser datum line alignment calibration device for printing registration according to claim 1, wherein the suspension mounting mechanism (2) comprises cushion pads (24) fixedly mounted at four corners of the top of the mounting table (1), suspension frames (22) are mounted at the tops of the cushion pads (24) through connecting seats (21), and four corners of the top ends of the suspension frames (22) are fixed with the printing device through square seats (23).

Description

Laser datum line alignment calibration equipment for printing registration Technical Field The invention relates to the technical field of laser instrument calibration, in particular to laser datum line alignment calibration equipment for printing registration. Background The laser reference line alignment calibration equipment for printing registration is a laser technical equipment which is specially used in the multicolor printing process and ensures the accurate alignment of printing plates with different colors, and has the core functions of providing an accurate reference line as an overprinting alignment reference by utilizing the high directivity and high accuracy characteristics of laser, emitting the high-accuracy laser reference line/reference surface as the alignment reference of printing plates with different printing groups and printing objects in multicolor printing (offset printing, flexography, gravure and the like) process, detecting and calibrating the overprinting deviation among different printing plates in real time and ensuring the accurate superposition of color patterns of a final printed matter to meet the printing accuracy requirement ‌. Aiming at the related technology, the prior equipment adopts a screw rod of a transmission mechanism to adjust the precision when adjusting the position of the laser emission head, and controls the laser emission head to linearly move so as to realize adjustment and alignment reference according to the printing specification; After the position of the laser emission head is adjusted, slight vibration of the printer in the continuous working process can influence the laser emission head, so that a transmission gap between the sliding block and the screw rod is movable, and the problem that the position of the laser head is slightly shifted to cause the reduction of the reference line drifting and registering precision is caused; for this purpose, an apparatus for improving calibration accuracy by performing position locking after adjustment of the laser emitting head is completed is required to solve the above-mentioned problems. Disclosure of Invention The invention aims to provide laser datum line alignment calibration equipment for printing registration, which solves the problems of the background technology. To achieve the purpose, the invention adopts the following technical scheme: The utility model provides a laser datum line alignment calibration equipment for printing registration, includes the mount table, mount table top is provided with and hangs the installation mechanism and be used for reducing the vibration conduction of printing equipment when the operation, mount table diapire is installed linear adjustment mechanism, mount table diapire rear portion is installed position sensing mechanism and is used for responding to the removal position and confirm for the second time, the mobile station is installed to linear adjustment mechanism bottom, the mount pad is installed to the mobile station bottom, laser emitter is installed to the mount pad bottom, mobile station internally mounted has and changes the dress subassembly and be used for switching the laser emitter of multiple type; the mounting base top is provided with an assembly base through an elastic switching mechanism, the top of the assembly base is provided with a locking piece, the top end position of the locking piece is triangular, the bottom wall of the mounting base and the position corresponding to the locking piece are uniformly provided with a plurality of locking grooves in a linear manner, and the locking piece is in butt joint with the inner wall of the corresponding locking groove to limit the locking position so as to prevent the laser emitting device from being offset and enhancing the position precision. Further, the mounting groove is formed in the mounting table and corresponds to the top of the locking groove, the mounting groove is communicated with the locking groove, a strip-shaped electromagnet is mounted in the mounting groove, and the electromagnet is used for realizing mounting and fixing on electromagnetic adsorption of a locking piece with limited locking. Further, elasticity switching mechanism includes the locating rack of fixed mounting in mobile station top both sides, locating rack internally mounted has the butt spring, the top fixed mounting of butt spring has the slide, slide roof respectively with corresponding mount pad fixed connection, the locating rack is driven slide, mount pad and locking piece under the aversion effect of mobile station and is shifted, the locking piece drives mount pad compression butt spring and enters into the inside position switching of realizing of locating rack after the locking groove atress, makes the slide in the inside of locating rack, the equal fixed mounting of slide lateral wall has the ear piece, the ear groove has all been seted up to the locating rack lateral wall, ear groove inner wall is used fo