A laser recording device of an embodiment is for a thermal recording medium in which at least one color development layer developing a color through heat and a protective layer protecting recorded information obtained through color development of the at least one color development layer are laminated, and has light transmission properties before recording. The laser recording device includes a recording head in which emitters emitting laser light from laser light sources are arranged, and a recording controller performing parallel processing of control for causing the laser light sources to emit light independently of each other and guiding the laser light from the emitters to the thermal recording medium.

Recording method including: emitting laser-light from optical-fiber-array to record image of writing-units with moving recording target and the optical-fiber-array relatively using recording device including laser-light-emitting-elements and emitting unit including the optical-fiber-array, where optical fibers to guide laser-light emitted from the laser-light-emitting-elements are aligned, wherein diagonal line A′C is longer than B in the image formed by overlapping or adjoining at least part of the writing-units in main-scanning direction, where B is length of ½ line width of the writing-unit in main-scanning direction, A is center of edge of the writing-unit in sub-scanning direction, A′ is position proceeded from A towards inner-side of the writing-unit by B, line LL′ is drawn to include A and be orthogonal to the writing-unit, diagonal-line is drawn with A as starting point and to have angle of 45° with line LL′, and C is intersection between the diagonal-line and the writing-unit.

Recording method including: emitting laser-light from optical-fiber-array to record image of writing-units with moving recording target and the optical-fiber-array relatively using recording device including laser-light-emitting-elements and emitting unit including the optical-fiber-array, where optical fibers to guide laser-light emitted from the laser-light-emitting-elements are aligned, wherein diagonal line A′C is longer than B in the image formed by overlapping or adjoining at least part of the writing-units in main-scanning direction, where B is length of ½ line width of the writing-unit in main-scanning direction, A is center of edge of the writing-unit in sub-scanning direction, A′ is position proceeded from A towards inner-side of the writing-unit by B, line LL′ is drawn to include A and be orthogonal to the writing-unit, diagonal-line is drawn with A as starting point and to have angle of 45° with line LL′, and C is intersection between the diagonal-line and the writing-unit.

A recording method including: emitting laser light from an optical fiber array to record an image formed of writing units with moving a recording target and the optical fiber array relatively using a recording device including a plurality of laser light-emitting elements and an emitting unit including the optical fiber array, in which a plurality of optical fibers configured to guide laser light emitted from the laser light-emitting elements are aligned, wherein a maximum length of the writing unit along a sub-scanning direction is controlled with set values of: a duty ratio and a cycle of a pulse signal input to the emitting unit; recording energy applied to the recording target; and a spot diameter of the laser light, to record with overlapping an edge of the writing unit with an edge of the adjacent writing unit in the sub-scanning direction.

A recording method including: emitting laser light from optical-fiber-array to record image of writing units with moving recording target and the optical fiber array relatively using recording device including laser light-emitting elements, and emitting unit including the optical-fiber-array, where optical fibers to guide laser light emitted from the laser light-emitting elements are aligned, wherein, where the laser light is applied from the optical fibers adjacent to each other in main-scanning direction to the recording target to record solid image of the writing units at least partially overlapped to each other in the main-scanning direction, recording is performed by reducing irradiation energy of the laser light for recording the writing units other than both edges of the solid image relative to the main-scanning direction, compared to irradiation energy of the laser light for recording the writing units present at the both edges of the solid image.

A recording method including: emitting laser light from optical-fiber-array to record image of writing units with moving recording target and the optical fiber array relatively using recording device including laser light-emitting elements, and emitting unit including the optical-fiber-array, where optical fibers to guide laser light emitted from the laser light-emitting elements are aligned, wherein, where the laser light is applied from the optical fibers adjacent to each other in main-scanning direction to the recording target to record solid image of the writing units at least partially overlapped to each other in the main-scanning direction, recording is performed by reducing irradiation energy of the laser light for recording the writing units other than both edges of the solid image relative to the main-scanning direction, compared to irradiation energy of the laser light for recording the writing units present at the both edges of the solid image.

According to an embodiment, a laser processing apparatus, that perform laser processing on an object with laser light, includes a plurality of optical heads. The optical heads each includes a laser head unit that emits a plurality of laser light beams in an arranged manner in a predetermined direction, and an optical system that focuses the emitted plurality of laser light beams on the object conveyed relatively with respect to the laser head unit in a conveying direction intersecting the predetermined direction. The optical heads each includes a first optical head group and a second optical head group in which the optical heads are adjacent to each other in the predetermined direction. The first optical head group and the second optical head group are adjacent to each other in the conveying direction and arranged while being shifted from each other by a predetermined length in the predetermined direction.

According to an embodiment, a laser processing apparatus, that perform laser processing on an object with laser light, includes a plurality of optical heads. The optical heads each includes a laser head unit that emits a plurality of laser light beams in an arranged manner in a predetermined direction, and an optical system that focuses the emitted plurality of laser light beams on the object conveyed relatively with respect to the laser head unit in a conveying direction intersecting the predetermined direction. The optical heads each includes a first optical head group and a second optical head group in which the optical heads are adjacent to each other in the predetermined direction. The first optical head group and the second optical head group are adjacent to each other in the conveying direction and arranged while being shifted from each other by a predetermined length in the predetermined direction.

Provided are a personalized automatic customization method and an apparatus for a ring-pull can. In the apparatus, a bin device is located at an upper part of the apparatus, a distributing device is installed below a bin device, and a pushing device is arranged on a side of the distributing device and a positioning device. A pattern of a marking content is set on the control system, and a feeding wheel is driven to rotate so that a canned beverage falls down. The pushing device pushes the ring-pull can to the positioning device. The control system receives the positioning signal, and a marking header of the marking device is driven to mark on an outer surface of the ring-pull can. The pushing device pushes the ring-pull can towards a second chute, and an electrical thrust cylinder extends the push rod out thereof to push the discharging hopper forward.

Provided are a personalized automatic customization method and an apparatus for a ring-pull can. In the apparatus, a bin device is located at an upper part of the apparatus, a distributing device is installed below a bin device, and a pushing device is arranged on a side of the distributing device and a positioning device. A pattern of a marking content is set on the control system, and a feeding wheel is driven to rotate so that a canned beverage falls down. The pushing device pushes the ring-pull can to the positioning device. The control system receives the positioning signal, and a marking header of the marking device is driven to mark on an outer surface of the ring-pull can. The pushing device pushes the ring-pull can towards a second chute, and an electrical thrust cylinder extends the push rod out thereof to push the discharging hopper forward.