A multi-station fully automatic laser marking equipment for disposable cups and bowls

Abstract

The present invention provides a multi-station fully automatic laser marking equipment for disposable cups and bowls, including a spiral die head disk and a synchronous feeding device, a synchronous discharging device, and a synchronous laser marking system that work synchronously with the spiral die head disk; the spiral die head disk includes a graduation box and a synchronous turntable, and the periphery of the synchronous turntable is provided with a rotating tooling body arranged evenly; the synchronous feeding device includes a feeding conveyor belt, one end of the feeding conveyor belt has a motor fixing disk, the outer side of the motor fixing disk is connected to the discharging fixing disk through a connecting guide column, the inner side of the motor fixing disk is fixed with a first rotating motor, and the free end of the first rotating shaft is provided with a rotating guide head; the synchronous discharging device includes a discharging conveyor belt; the synchronous laser marking system includes a cabinet, a display, and a laser marking machine. The present invention can realize all-round laser marking on disposable dining cups and bowls through a rotating die head, does not require ink, does not require plate making, and a single product can also be customized, which is environmentally friendly and safe, low in cost, and highly operable.

Description

Technical Field

[0001] The invention relates to the technical field of disposable tableware processing equipment, and in particular to a multi-station full-automatic laser marking equipment for disposable cups and bowls. Background Art

[0002] Laser marking machines use laser beams to mark permanent marks on the surfaces of various materials. The effect of marking is to expose the deep material through the evaporation of the surface material, thereby engraving exquisite patterns and texts. Laser marking machines are mainly divided into CO2 laser marking machines, semiconductor laser marking machines, fiber laser marking machines and YAG laser marking machines. At present, laser marking machines are mainly used in some occasions that require more precision and higher accuracy. They are used in electronic components, integrated circuits (ICs), electrical appliances, mobile communications, hardware products, tool accessories, precision instruments, glasses and clocks, jewelry, auto parts, plastic buttons, building materials, and PVC pipes.

[0003] The disposable cups and bowls in the current fast food utensils have a demand for personalized color printing on food packaging during the production and processing. Currently, the printing methods adopted for injection molded products are: one is in-film lamination; the other is to first inject the finished product, and then perform screen printing or transfer printing.

[0004] The first method requires large mold investment and high additional costs.

[0005] The second method is wasteful, has low secondary processing efficiency, large equipment size, and occupies a large area. In addition, secondary processing also has an adverse effect on product hygiene and safety.

[0006] In order to meet different needs, a laser marking equipment with low production cost and high production efficiency is needed for the processing of disposable cups and bowls. Summary of the invention

[0007] The purpose of the present invention is to provide a multi-station fully automatic laser marking device for disposable cups and bowls, which can realize all-round marking on disposable cups and bowls by rotating the die head, has low cost, high degree of automation and strong operability.

[0008] The technical solution adopted by the present invention is as follows: a multi-station fully automatic laser marking device for disposable cups and bowls, comprising a spiral die head plate and a synchronous feeding device, a synchronous discharging device and a synchronous laser marking system that work synchronously with the spiral die head plate;

[0009] The spiral die head disk includes a graduation box, a synchronous turntable is provided on the front of the graduation box, a rotating tool body is evenly arranged on the periphery of the synchronous turntable, the rotating tool body includes a rotating die head, a second guide sleeve is provided at one end of the rotating die head, the second guide sleeve is connected to one end of a second rotating shaft, and the other end of the second rotating shaft extends into the synchronous turntable and is connected to a second rotating motor;

[0010] The synchronous feeding device comprises a feeding conveyor belt, one end of which is provided with a motor fixing disk, the outer side surface of the motor fixing disk is connected to the discharging fixing disk via a connecting guide column, the inner side surface of the motor fixing disk is fixed with a first rotating motor, a first rotating shaft at one end of the first rotating motor sequentially passes through the motor fixing disk and the first guide sleeve on the discharging fixing disk, a rotating guide head is provided at the free end of the first rotating shaft, and a spiral dispensing head is provided at the free end of the rotating guide head; two symmetrical first stainless steel columns are provided at the outer side of the first guide sleeve, and a first air jet is welded on the free end of the first stainless steel column;

[0011] The synchronous discharging device comprises a discharging conveyor belt, and second stainless steel columns are arranged on both sides of one end of the discharging conveyor belt close to the spiral die head disk, and a second air jet is welded on the top of the second stainless steel column;

[0012] The synchronous laser marking system comprises a cabinet, a display is arranged on the cabinet, a column is arranged on one side of the cabinet, a bracket is arranged on one side of the column near the top, and a laser marking machine is fixed on the bracket.

[0013] Preferably, a driving device for driving the dividing box to rotate is provided on the back side of the dividing box.

[0014] Preferably, the synchronous turntable is a hollow annular cylinder, and a detachable central sleeve is provided at the central hole of the synchronous turntable.

[0015] Preferably, the motor fixing disk and the material discharging fixing disk are both provided with through holes allowing the first rotating shaft to pass through; the motor fixing disk and the material discharging fixing disk are both provided with central through holes at their centers, and symmetrical limiting guide columns are provided on the outer sides of the central through holes of the material discharging fixing disk.

[0016] Preferably, guide rollers are provided at the bottom ends of the feed conveyor belt and the discharge conveyor belt, guard plates are provided on both sides of the feed conveyor belt and the discharge conveyor belt, and the second stainless steel column is fixed on the guard plates.

[0017] Preferably, the first jet nozzle is connected to the gas source generating device via a first air pipe; and the second jet nozzle is connected to the gas source generating device via a second air pipe.

[0018] Preferably, a host connected to a display is placed on one side of the cabinet, and the laser marking machine is controlled by the host.

[0019] The advantages of the present invention are: all-round laser marking can be achieved on disposable cups and bowls through a rotating die head, no ink is needed, no plate making is needed, and the personalized needs of different customers are met. A single product can also be customized, which is environmentally friendly and safe, low in cost, highly automated, and highly operable. Only one worker is needed for the entire marking process, which greatly liberates labor and improves work efficiency. At the same time, compared with color printing, the food security of disposable tableware is improved, and it is also conducive to maintaining a good working environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 The present invention is a structural schematic diagram of a multi-station fully automatic laser marking device for disposable cups and bowls.

[0021] Figure 2 It is a schematic diagram of the structure of the synchronous feeding device in the present invention.

[0022] Figure 3 It is a schematic diagram of the structure of the spiral die head disk in the present invention.

[0023] Figure 4 It is a front view of the motor fixing plate in the present invention.

[0024] Figure 5 It is a front view of the discharge fixed plate in the present invention.

[0025] Figure 6 For the present invention Figure 1 A is an enlarged view of the middle image.

[0026] In the figure: 1. Synchronous feeding device, 101. Feeding conveyor belt, 102. Guide roller, 103. Motor fixing plate, 104. Discharging fixing plate, 105. Connecting guide column, 106. First rotating motor, 107. First rotating shaft, 108. First guide sleeve, 109. Spiral dispensing head, 110. Rotating guide head, 111. Limiting guide column, 112. First stainless steel column, 113. First jet head, 114. First air pipe, 115. Through hole, 116. Center through hole, 2. Synchronous discharging Material device, 201, second stainless steel column, 202, second jet head, 203, second air pipe, 204, discharge conveyor belt, 3, spiral die head disk, 301, indexing box, 302, synchronous turntable, 303, rotating tooling body, 304, rotating die head, 305, second guide sleeve, 306, second rotating shaft, 307, second rotating motor, 308, center sleeve, 4, synchronous laser marking system, 41, cabinet, 42, display, 43, column, 44, bracket, 45, laser marking machine. DETAILED DESCRIPTION

[0027] The following is a further detailed description of the multi-station fully automatic laser marking equipment for disposable cups and bowls of the present invention. Example

[0028] A multi-station fully automatic laser marking device for disposable cups and bowls, comprising a spiral die head disc 3 and a synchronous feeding device 1, a synchronous discharging device 2, and a synchronous laser marking system 4 that work synchronously with the spiral die head disc 3;

[0029] The spiral die head disc 3 includes a graduation box 301, a synchronous turntable 302 is provided on the front of the graduation box 301, and a rotating tool body 303 arranged evenly is provided on the periphery of the synchronous turntable 302. The rotating tool body 303 includes a rotating die head 304, and a second guide sleeve 305 is provided at one end of the rotating die head 304. The second guide sleeve 305 is connected to one end of a second rotating shaft 306, and the other end of the second rotating shaft 306 extends into the synchronous turntable 302 and is connected to a second rotating motor 307.

[0030] The synchronous feeding device 1 comprises a feeding conveyor belt 101, one end of which is provided with a motor fixing disk 103, the outer side surface of the motor fixing disk 103 is connected to the discharging fixing disk 104 via a connecting guide column 105, a first rotating motor 106 is fixed to the inner side surface of the motor fixing disk 103, a first rotating shaft 107 at one end of the first rotating motor 106 sequentially passes through the motor fixing disk 103 and a first guide sleeve 108 on the discharging fixing disk 104, a rotating guide head 110 is provided at the free end of the first rotating shaft 107, and a spiral dispensing head 109 is provided at the free end of the rotating guide head 110; two symmetrical first stainless steel columns 112 are provided at the outer side of the first guide sleeve 108, and a first jet head 113 is welded to the free end of the first stainless steel column 112;

[0031] The synchronous discharging device 2 comprises a discharging conveyor belt 204. Second stainless steel columns 201 are arranged on both sides of one end of the discharging conveyor belt 204 close to the spiral die head disc 3. A second air jet 202 is welded to the top of the second stainless steel column 201.

[0032] The synchronous laser marking system 4 includes a cabinet 41 , on which a display 42 is disposed. A column 43 is disposed on one side of the cabinet 41 , on which a bracket 44 is disposed near the top end, and on which a laser marking machine 45 is fixed.

[0033] In this embodiment, a driving device for driving the indexing box 301 to rotate is provided on the back side of the indexing box 301 .

[0034] In this embodiment, the synchronous rotating disk 302 is a hollow annular cylinder, and a detachable central sleeve 308 is provided at the central hole of the synchronous rotating disk 302 .

[0035] In this embodiment, the motor fixing disk 103 and the material discharging fixing disk 104 are both provided with a through hole 115 allowing the first rotating shaft 107 to pass through; the motor fixing disk 103 and the material discharging fixing disk 104 are both provided with a central through hole 116 at the center, and the outer side of the central through hole 116 of the material discharging fixing disk 104 is provided with a symmetrical limiting guide column 111.

[0036] In this embodiment, guide rollers 102 are provided at the bottom ends of the feed conveyor belt 101 and the discharge conveyor belt 204, and guard plates are provided on both sides of the feed conveyor belt 101 and the discharge conveyor belt 204, and the second stainless steel column 201 is fixed on the guard plates.

[0037] In this embodiment, the first air jet head 113 is connected to the air source generating device via the first air pipe 114 ; the second air jet head 202 is connected to the air source generating device via the second air pipe 203 .

[0038] In this embodiment, a host connected to the display 42 is placed on one side of the cabinet 41, and the laser marking machine 45 is controlled by the host.

[0039] In the specific use process, the synchronous feeding device 1 is placed in an inclined position as shown in FIG. Figure 1 As shown, the two rotating guide heads 110 correspond to the rotating die head 304 pointing to the upper left direction, the laser marking machine 45 is aimed at the side of the rotating die head 304 pointing to the vertical upward direction, and the discharging conveyor belt 204 of the synchronous discharging device 2 corresponds to the rotating die head 304 pointing to the lower left direction.

[0040] When processing disposable tableware bowls, the stacked disposable tableware bowls are placed on the feeding conveyor belt 101, with the opening direction of the disposable tableware bowls facing the spiral die head disk 3. Under the action of the guide roller 102, the disposable tableware bowls are pushed to move toward the spiral die head disk 3. The stacked and connected disposable tableware bowls pass through the central through hole 116 and enter between the two rotating guide heads 110. At the same time, they are limited and fixed by the limiting guide column 111. The disposable tableware bowls are slowly pushed forward. When the disposable tableware bowl at the end reaches the spiral dispensing head 109 at the free end of the rotating guide head 110, the end is The protruding edge of the opening of the disposable tableware bowl is separated from other stacked and connected disposable tableware bowls under the action of the rotation of the spiral dispensing head 109, and at the same time, the first nozzle 113 blows air to apply force to the detached disposable tableware bowl, and the disposable tableware bowl is placed on the rotating die head 304; the indexing rotation interval time of the driving device driving the indexing box 301 is debugged in advance, the first rotating motor 106 and the spiral die head disk 3 are adjusted to work synchronously, and at the same time, the air source generating device controls the blowing interval of the first nozzle 113 to coordinate the work of various parts.

[0041] The disposable tableware bowl placed on the rotating die head 304 rotates with the indexing box 301, and the disposable tableware bowl on the rotating die head 304 rotates with the rotating die head 304. When it rotates to the uppermost end, the laser marking machine 45 starts working to achieve all-round marking. The disposable tableware bowl that has completed the standard continues to rotate with the indexing box 301, and the indexing box 301 rotates clockwise. When the rotating die head 304 rotates from the bottom of the discharge conveyor belt 204 to the port, the second air jet head 202 sprays air to blow the disposable tableware bowl on the rotating die head 304 down to the discharge conveyor belt 204, and the work is repeated in a cycle. The whole process realizes fully automated processing, strong operability, and easy use.

[0042] When marking is performed on a disposable cup, the rotating die head 304 in the spiral die head plate 3 is in a shape suitable for the disposable cup to be placed inside.

[0043] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-station fully automatic laser marking equipment for disposable cups and bowls, characterized by: It includes a spiral die head disc and a synchronous feeding device, a synchronous discharging device and a synchronous laser marking system that work synchronously with the spiral die head disc; The spiral die head disk includes a graduation box, a synchronous turntable is provided on the front of the graduation box, a rotating tool body is evenly arranged on the periphery of the synchronous turntable, the rotating tool body includes a rotating die head, a second guide sleeve is provided at one end of the rotating die head, the second guide sleeve is connected to one end of a second rotating shaft, and the other end of the second rotating shaft extends into the synchronous turntable and is connected to a second rotating motor; The synchronous feeding device comprises a feeding conveyor belt, one end of which is provided with a motor fixing disk, the outer side surface of the motor fixing disk is connected to the discharging fixing disk via a connecting guide column, the inner side surface of the motor fixing disk is fixed with a first rotating motor, a first rotating shaft at one end of the first rotating motor sequentially passes through the motor fixing disk and the first guide sleeve on the discharging fixing disk, a rotating guide head is provided at the free end of the first rotating shaft, and a spiral dispensing head is provided at the free end of the rotating guide head; two symmetrical first stainless steel columns are provided at the outer side of the first guide sleeve, and a first air jet is welded on the free end of the first stainless steel column; The synchronous discharging device comprises a discharging conveyor belt, and second stainless steel columns are arranged on both sides of one end of the discharging conveyor belt close to the spiral die head disk, and a second air jet is welded on the top of the second stainless steel column; The synchronous laser marking system comprises a cabinet, a display is arranged on the cabinet, a column is arranged on one side of the cabinet, a bracket is arranged on one side of the column near the top, and a laser marking machine is fixed on the bracket; The synchronous turntable is a hollow annular cylinder, and a detachable central sleeve is provided at the central hole of the synchronous turntable; The motor fixing plate and the material discharging fixing plate are both provided with through holes for allowing the first rotating shaft to pass through; the motor fixing plate and the material discharging fixing plate are both provided with central through holes at their centers, and symmetrical limiting guide columns are provided outside the central through holes of the material discharging fixing plate; The bottom ends of the feed conveyor belt and the discharge conveyor belt are both provided with guide rollers, and both sides of the feed conveyor belt and the discharge conveyor belt are both provided with guard plates, and the second stainless steel column is fixed on the guard plates.

2. The multi-station fully automatic laser marking equipment for disposable cups and bowls according to claim 1 is characterized by: A driving device for driving the indexing box to rotate is arranged on the back side of the indexing box.

3. The multi-station fully automatic laser marking equipment for disposable cups and bowls according to claim 1 is characterized by: The first jet nozzle is connected to the gas source generating device through a first air pipe; the second jet nozzle is connected to the gas source generating device through a second air pipe.

4. The multi-station fully automatic laser marking equipment for disposable cups and bowls according to claim 1 is characterized by: A host connected to a display is placed in one side of the cabinet, and the laser marking machine is controlled by the host.

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