CN117048218A - Silk-screen hot stamping process for game cards - Google Patents

Abstract

The application belongs to the technical field of surface decoration of game cards, in particular to a silk-screen hot stamping process of a game card, which comprises the steps of printing an image-text part to be transferred onto the card by using special UV cold stamping glue through a silk-screen machine, then attaching an aluminum foil to a UV glue image-text layer of the pre-silk-stamped card by low-temperature heating and pressurizing, and rapidly stripping a base film of the aluminum foil after molding to complete the silk-screen hot stamping process, wherein the process has the following advantages: the economic cost is low, and the card with high rarity is limited to be issued, so that the card belongs to small-batch printing production, the silk-screen gold stamping does not need a common hot stamping preparation mould, the temperature of transferring gold stamping is slightly low, and the energy is saved; the process effect is good, the fine three-dimensional hot stamping characteristics of the silk-screen gold stamping can meet the process requirements of high-rarity cards, the hot stamping effect can perfectly show the metal shining effect and concave-convex texture on various paper cards such as gold and silver cards, laser paper and the like, and the process operation is simple and convenient.

Description

Silk-screen hot stamping process for game cards

Technical Field

The application belongs to the technical field of game card surface decoration, and particularly relates to a silk-screen hot stamping process for a game card.

Background

The high rarity of the game cards is one of indexes of collection value, the exquisite degree of the process is one of influence factors influencing the rarity of the game cards, and the improvement of the surface decoration process of the game cards is a perpetual theme for game card manufacturers.

The common hot stamping surface finishing process is to transfer the metal in the aluminum foil to the surface of the card through a hot stamping die, but for the card with high rarity, the plate making cost is higher, and the defect of unrefined lines is amplified infinitely. The offset cold stamping process is to transfer the aluminum foil to the card by using an adhesive principle at normal temperature. Because of the limitation of the principle, the surface effect and the firmness are poor, and the product requirement cannot be met.

Disclosure of Invention

The application aims to solve the technical problems, and provides a silk-screen hot stamping process for a game card, which achieves the effects of low economic cost and good process effect.

In view of the above, the application provides a silk-screen hot stamping process for game cards, which comprises the following steps:

s1: making an image-text part according to the design requirement of the product, and outputting a film;

s2: manufacturing a silk screen printing plate according to the output film;

s3: printing UV glue on the card by using the dried screen printing plate;

s4: drying the UV glue surface layer on the card by a UV curing device of a screen printer, wherein the cured UV glue forms a layer of raised UV glue image-text layer on the card;

s5: fixing a metal plate with a flat surface on a honeycomb heating plate of a stamping machine, and adjusting a gauge and pressure parameters;

s6: dividing the aluminum foil according to the specification according to the size of the thermoprinting pattern, and installing and clamping the aluminum foil between the metal plate and the card;

s7: the metal plate of the stamping machine is adjusted to the stamping temperature suitable for the product requirement, the stamping temperature is pressurized on the card, the metal layer of the aluminum foil is tightly attached to the UV glue image-text layer after silk printing, and the base film on the outermost side of the aluminum foil is instantaneously stripped after forming, so that the whole stamping process is realized.

In the technical scheme, the image-text part to be transferred is printed on the card by using special UV cold stamping glue through a screen printing machine, then the aluminum foil is attached to the UV glue image-text layer of the pre-screen printed card by low-temperature heating and pressurizing, and the base film of the aluminum foil is quickly peeled off after forming, so that the screen printing and hot stamping process is completed, and the application has the following advantages: the economic cost is low, and the card with high rarity is limited to be issued, so that the card belongs to small-batch printing production, the silk-screen gold stamping does not need a common hot stamping preparation mould, the temperature of transferring gold stamping is slightly low, and the energy is saved; the process effect is good, the fine three-dimensional hot stamping characteristics of the silk-screen gold stamping can meet the process requirements of high-rarity cards, the hot stamping effect can perfectly show the metal shining effect and concave-convex texture on various paper cards such as gold and silver cards, laser paper and the like, and the process operation is simple and convenient.

Further, the printed UV glue is a UV cold wave glue.

Further, the aluminum foil is any one of a bright silver aluminum foil, a bright gold aluminum foil, a laser aluminum foil and a diagonal aluminum foil.

Furthermore, three ultraviolet UV curing lamps with the power of 10KW are arranged in the UV curing device, the UV curing device performs solid irradiation for two fully-opened curing lamps, and the other UV curing device is used for standby.

Further, gilding press includes the frame, is provided with on the frame:

the placement table is used for placing cards;

the gold stamping press table assembly is arranged up and down relative to the placement table, and can be close to the placement table to gold stamping the card on the placement table;

the primary positioning device is used for primary positioning of the card according to the outline of the card;

and the positioning and clamping device is used for clamping the card during gold stamping.

In this technical scheme, through location and clamp card, can guarantee the precision in gilt position.

Further, the primary positioning device comprises a transverse plate and a longitudinal plate, wherein the transverse plate and the longitudinal plate are arranged on the placement table, and the transverse plate and the longitudinal plate are mutually perpendicular.

In the technical scheme, the cards are placed on the placement table, and two adjacent sides of the cards respectively and correspondingly lean against the transverse plate and the longitudinal plate to finish the initial positioning of the cards.

Further, the gilt press platform subassembly includes:

the driving piece is fixedly arranged on the base, and a piston rod of the driving piece vertically points to the placement table;

the lower pressing plate is fixedly connected with a piston rod of the driving cylinder and is arranged above the placement table in parallel;

and the protruding part can be heated and is arranged on one side of the lower pressing plate facing the placement table.

In this technical scheme, when needs gilt, start the actuating cylinder and make the holding down plate carry the protrusion to press to the aluminium foil on card surface, make the aluminium foil by the thermoprint on card UV gluey picture and text layer.

Further, the clamping device comprises two clamping cylinders respectively arranged at two sides of the protruding part, and the clamping cylinders comprise:

the fixing sleeve is fixedly arranged on the side part of the protruding part below the lower pressing plate, and a zigzag deflection groove is formed in the peripheral wall of the fixing sleeve along the circumferential direction;

the rotating sleeve is coaxially arranged in the fixed sleeve in a sliding way and can circumferentially rotate around the axis of the rotating sleeve, a limiting pin is outwards arranged on the periphery of the rotating sleeve in a protruding way, and the limiting pin is arranged in the shifting groove in a sliding way;

the rotary chuck is characterized in that a rotary chuck extends out of one side of the rotary sleeve, which faces the placement table, of the rotary chuck, arc-shaped notches are uniformly and alternately formed in the edge of the rotary chuck along the circumferential direction to form notch arc sections, the circumferential edge of the rotary chuck is formed by alternately connecting convex arc sections and the notch arc sections, and the arc angles of the notch arc sections and the convex arc sections are the same.

In the technical scheme, when the driving cylinder starts to press the lower pressing plate with the protruding part towards the card, the initial end of one arc-shaped notch of the rotary chuck is aligned to the side edge of the card, when the lower end of the rotary chuck contacts the placement table, the rotary chuck and the rotary sleeve are enabled to upwards slide by upward extrusion force and move along the fold line deformation position groove, the rotary chuck and the rotary sleeve can rotate, when the lower pressing plate presses the protruding part to the surface of the card, the limit pin just reaches the crest of the fold line displacement groove at the moment, the rotary chuck just rotates to enable the initial end of the protruding arc section to be aligned to the side edge of the card, at the moment, the protruding arc section of the rotary chuck on two sides of the card is aligned to the side edge of the card to clamp the card, after a certain gold stamping time, the driving cylinder starts to shrink the piston rod to enable the lower pressing plate to gradually lift up along the protruding part, the lower pressing plate is enabled to be supported by the rotary chuck, the lower end of the rotary chuck is enabled to downwards slide along the deformation position groove until the limit pin reaches the trough of the fold line displacement groove, in the process, the rotary chuck just reaches the crest of the fold line displacement groove, and the protruding clamp section is enabled to rotate in the process, the protruding clamp section is enabled to move towards the positive end of the fold line displacement groove, and the protruding clamp section is enabled to reach the positive end of the card, and the positive end of the clamp is kept away from the positive when the clamp is located.

The clamping device carries out secondary location and presss from both sides tightly to the card after primary positioning device is just fixed a position to the card, can not need the hand to press the card and carry out gilt, avoid the hand to be pressed from both sides the problem of damaging or scalding, and do not occupy the space of card top when pressing from both sides tight card, can also guarantee the precision in gilt position in addition, after gilt finishes, gilt press table subassembly lifts the in-process, positioning clamping device can be synchronous to release the card, make the card keep away from the environment and the mesa by gilt press table subassembly heating as early as possible, make the gilt surface of card in time obtain the cooling, guarantee gilt quality and also protect other pattern layer pigment on the card and keep away from the high temperature district as early as possible.

Further, the clamping cylinder further comprises a reset spring, one end of the reset spring is fixedly arranged on the upper end wall of the fixed sleeve, the other end of the reset spring is abutted to the end part of the rotary sleeve, and the reset spring always has a movement trend of pushing the rotary sleeve to move downwards.

In this technical scheme, reset spring can assist rotation chuck and swivel case to slide downwards under the action of gravity.

Further, the protruding portion includes:

the honeycomb heating plate is fixedly connected with the lower pressing plate, and heating resistance wires are arranged in the honeycomb heating plate;

and the metal plate is connected with the honeycomb heating plate.

In the technical scheme, the metal plate can transfer heat but has a lower temperature than the honeycomb heating plate, and the temperature cannot be overheated.

The beneficial effects of the application are as follows:

1. the application has the following advantages: the economic cost is low, and the card with high rarity is limited to be issued, so that the card belongs to small-batch printing production, the silk-screen gold stamping does not need a common hot stamping preparation mould, the temperature of transferring gold stamping is slightly low, and the energy is saved; the process effect is good, the fine three-dimensional hot stamping characteristics of the silk-screen gold stamping can meet the process requirements of high-rarity cards, the hot stamping effect can perfectly show the metal shining effect and concave-convex texture on various paper cards such as gold and silver cards, laser paper and the like, and the process operation is simple and convenient.

2. The clamping device carries out secondary location and presss from both sides tightly to the card after primary positioning device is just fixed a position to the card, can not need the hand to press the card and carry out gilt, avoid the hand to be pressed from both sides the problem of damaging or scalding, and do not occupy the space of card top when pressing from both sides tight card, can also guarantee the precision in gilt position in addition, after gilt finishes, gilt press table subassembly lifts the in-process, positioning clamping device can be synchronous to release the card, make the card keep away from the environment and the mesa by gilt press table subassembly heating as early as possible, make the gilt surface of card in time obtain the cooling, guarantee gilt quality and also protect other pattern layer pigment on the card and keep away from the high temperature district as early as possible.

Drawings

Fig. 1 is a perspective view of a stamping machine;

fig. 2 is a front view of the stamping machine;

FIG. 3 is a partial enlarged view A of FIG. 1;

fig. 4 is a partial enlarged view B of fig. 2;

FIG. 5 is a schematic view of a spin chuck;

fig. 6 is a diagram of the relationship of the clamping device to the card.

The label in the figure is:

1. a base; 2. a placement table; 3. gilt pressing table assembly; 4. a preliminary positioning device; 5. a clamping device; 6. a cross plate; 7. a longitudinal plate; 8. a driving cylinder; 9. a lower pressing plate; 10. a protruding portion; 11. a honeycomb heating plate; 12. a metal plate; 13. a clamping cylinder; 14. a fixed sleeve; 15. a rotating sleeve; 16. a spin chuck; 17. a deflection groove; 18. a limiting pin; 19. a notch arc segment; 20. a protruding arc section; 21. a return spring; 22. a trough; 23. a peak; 24. card cards.

Detailed Description

The technical solutions of the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present application, fall within the scope of protection of the present application.

In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

It should be noted that, in the description of the present application, the terms like "front, rear, upper, lower, left, right", "horizontal, vertical, horizontal", and "top, bottom", etc. generally refer to the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and these orientation terms do not indicate and imply that the apparatus or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

It should be noted that, in the present application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

Example 1:

a hot stamping process for a game card 24 silk screen printing comprises the following steps:

s1: making an image-text part according to the design requirement of the product, and outputting a film;

s2: manufacturing a silk screen printing plate according to the output film;

s3: printing UV glue on the card 24 by using the dried screen printing plate, wherein the printed UV glue is UV cold-stamping glue;

s4: the UV glue surface layer on the card 24 is dried by a UV curing device of a screen printer, a layer of relief-raised UV glue image-text layer is formed on the card 24 by the cured UV glue, three ultraviolet UV curing lamps with the power of 10KW are arranged in the UV curing device, the UV curing device carries out solid irradiation on two fully-opened curing lamps, and the other UV curing device is used for standby;

s5: fixing a metal plate 12 with a flat surface on a honeycomb heating plate 11 of a stamping machine, and adjusting the gauge and pressure parameters;

s6: dividing the aluminum foil according to the specification according to the size of the hot stamping pattern, and arranging the aluminum foil between the metal plate 12 and the card 24 in a mounting manner, wherein the aluminum foil is any one of a bright silver aluminum foil, a bright gold aluminum foil, a laser aluminum foil and a diagonal light column aluminum foil;

s7: the metal plate 12 of the stamping machine is adjusted to the stamping temperature suitable for the product requirement, the stamping temperature is pressurized on the card 24, the metal layer of the aluminum foil is tightly attached to the UV glue image-text layer after silk printing, and the outermost base film of the aluminum foil is instantaneously stripped after forming, so that the whole stamping process is realized.

Printing the image-text part to be transferred onto the card 24 by using special UV cold stamping glue through a screen printing machine, then attaching the aluminum foil to the UV glue image-text layer of the pre-screen printed card 24 by low-temperature heating and pressurizing, and rapidly stripping the base film of the aluminum foil after forming to complete the screen printing and hot stamping process, wherein the application has the following advantages: the economic cost is low, and the high rare card 24 belongs to small-batch printing production because of the limited release characteristic, the silk-screen gold stamping does not need a common hot stamping preparation mould, the temperature of transferring gold stamping is slightly low, and the energy is saved; the process effect is good, the fine three-dimensional hot stamping characteristics of the silk-screen gold stamping can meet the process requirements of the high-rarity cards 24, the hot stamping effect can perfectly show the metal shining effect and the concave-convex texture on various paper cards 24 such as gold and silver cards, laser paper and the like, and the process operation is simple and convenient.

Example 2:

as shown in fig. 1-2, the gilding press comprises a machine base 1, wherein a placement table 2, a gilding press table component 3, a primary positioning device 4 and a clamping device 5 are arranged on the machine base 1. The placement table 2 is used for placing cards 24; the gold stamping press table assembly 3 and the placement table 2 are arranged up and down oppositely, and the gold stamping press table assembly 3 can be close to the placement table 2 to gold-stamp the card 24 on the placement table 2; the primary positioning device 4 is used for primary positioning of the card 24 according to the outline of the card 24; the positioning and clamping device 5 is used for clamping the card 24 during gold stamping. By positioning and clamping the card 24, the accuracy of the gold stamping position can be ensured.

Example 3:

as shown in fig. 3, the primary positioning device 4 includes a transverse plate 6 and a longitudinal plate 7, where the transverse plate 6 and the longitudinal plate 7 are disposed on the placement table 2, and the transverse plate 6 and the longitudinal plate 7 are perpendicular to each other. The card 24 is placed on the placement table 2, and two adjacent edges of the card 24 respectively abut against the transverse plate 6 and the longitudinal plate 7, so that the initial positioning of the card 24 is finished.

Example 4:

as shown in fig. 4, the gilding press assembly 3 comprises a driving cylinder 8, a lower platen 9 and a protrusion 10. The driving piece is fixedly arranged on the machine base 1, and a piston rod of the driving cylinder 8 vertically points to the placement table 2; the lower pressing plate 9 is fixedly connected with a piston rod of the driving cylinder 8, and the lower pressing plate 9 is arranged above the placement table 2 in parallel; the protruding part 10 can be heated, and the protruding part 10 is arranged on the side of the lower pressing plate 9 facing the setting table 2. The protruding part 10 includes a honeycomb heating plate 11 and a metal plate 12. The honeycomb heating plate 11 is fixedly connected with the lower pressing plate 9, and heating resistance wires are arranged in the honeycomb heating plate 11; the metal plate 12 is connected to a honeycomb heating plate 11. When gold stamping is needed, the driving cylinder 8 is started to enable the lower pressing plate 9 to press the aluminum foil on the surface of the card 24 with the protruding part 10, so that the aluminum foil is hot stamped on the UV glue image-text layer of the card 24. The metal plate 12 is capable of transferring heat but is cooler than the honeycomb heating plate 11 without overheating the temperature.

Example 5:

as shown in fig. 4-6, the clamping device 5 comprises two clamping cylinders 13 arranged on both sides of the protrusion 10, the clamping cylinders 13 comprising a stationary sleeve 14, a rotating sleeve 15 and a rotating chuck 16. The fixed sleeve 14 is fixedly arranged on the side part of the protruding part 10 below the lower pressing plate 9, and a folded linear displacement groove 17 is formed in the circumferential wall of the fixed sleeve 14 along the circumferential direction; the rotary sleeve 15 is coaxially and slidably arranged in the fixed sleeve 14 and can circumferentially rotate around the axis of the rotary sleeve 15, a limiting pin 18 is outwards arranged on the periphery of the rotary sleeve 15 in a protruding mode, and the limiting pin 18 is slidably arranged in the shifting groove 17; the rotating sleeve 15 extends towards one side of the placement table 2 and is provided with a rotating chuck 16, arc-shaped notches are uniformly and alternately formed in the edge of the rotating chuck 16 along the circumferential direction to form notch arc sections 19, the circumferential edge of the rotating chuck 16 is formed by alternately connecting convex arc sections 20 and the notch arc sections 19, and the arc angles of the notch arc sections 19 and the convex arc sections 20 are the same.

When the driving cylinder 8 starts to press the lower pressing plate 9 with the protruding part 10 towards the card 24, the initial end of one arc notch of the rotating chuck 16 is aligned with the side edge of the card 24, when the lower end of the rotating chuck 16 contacts the positioning table 2, the rotating chuck 16 and the rotating sleeve 15 are upwards slid by upward extrusion force and move along the fold line deformation position groove 17, the rotating chuck 16 and the rotating sleeve 15 rotate, when the lower pressing plate 9 presses to the surface of the card 24 with the protruding part 10, the lower pressing plate 9 is in a gold stamping position, the limiting pin 18 just reaches the crest 23 of the fold line displacement groove 17, the rotating chuck 16 just rotates until the initial end of the protruding arc section 20 is aligned with the side edge of the card 24, the protruding arc section 20 of the rotating chuck 16 at the two sides of the card 24 contacts the side edge of the card 24 and clamps the card 24 for a certain gold stamping time, after the driving cylinder 8 starts to shrink the piston rod to enable the lower pressing plate 9 to be gradually lifted up with the protruding part 10, the lower pressing plate 9 is supported by the rotating chuck 16 and loses the lower pressing plate 9, the rotating chuck 16 and the rotating chuck 15 slides downwards under the action of gravity, and moves along the position groove 17 until the protruding end of the protruding end 17 reaches the limit pin 18 to the position groove 17, and reaches the position groove 22 at the position of the positive end of the limit groove 18, and the limit pin 18 rotates along the fold line displacement groove 17, and reaches the position groove 22, and the protruding end of the limit section is positioned at the limit groove 24, and reaches the limit groove is positioned at the limit of the limit groove, and the limit of the limit groove is positioned.

The clamping device 5 carries out secondary location and presss from both sides tightly to card 24 after primary positioning device 4 is just fixed a position card 24, can not need the hand to press card 24 to gilt, avoid the hand to be pressed from both sides the problem of damaging or scalding, and do not occupy the space above card 24 when pressing from both sides card 24, in addition, can also guarantee gilt position's precision, after gilt, lift up the in-process on platen assembly 3, positioning clamping device 5 can push out card 24 in step, make card 24 keep away from by gilt platen assembly 3 heating's environment and mesa as early as possible, make card 24 gilt surface in time obtain the cooling, guarantee gilt quality and also protect other pattern layer pigment on card 24 to keep away from the high temperature district as early as possible.

Example 6:

as shown in fig. 4, the clamping cylinder 13 further includes a return spring 21, one end of the return spring 21 is fixedly disposed on the upper end wall of the fixed sleeve 14, the other end of the return spring abuts against the end of the rotating sleeve 15, and the return spring 21 always has a movement tendency of pushing the rotating sleeve 15 to move downwards. The return spring 21 can assist the spin chuck 16 and the spin sleeve 15 to slide downward under the force of gravity.

The embodiments of the present application have been described above with reference to the accompanying drawings, in which the embodiments of the present application and features of the embodiments may be combined with each other without conflict, the present application is not limited to the above-described embodiments, which are merely illustrative, not restrictive, of the present application, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are protected by the present application.

Claims (10)

1. The silk-screen hot stamping process for the game cards is characterized by comprising the following steps of:

s1: making an image-text part according to the design requirement of the product, and outputting a film;

s2: manufacturing a silk screen printing plate according to the output film;

s3: printing UV glue on the card (24) by using the dried screen printing plate;

s4: drying the UV glue surface layer on the card (24) through a UV curing device of a screen printer, wherein the cured UV glue forms a layer of raised UV glue image-text layer on the card (24);

s5: fixing a metal plate (12) with a flat surface on a honeycomb heating plate (11) of a stamping machine, and adjusting the gauge and pressure parameters;

s6: dividing the aluminum foil according to the specification according to the size of the thermoprinting pattern, and installing and clamping the aluminum foil between the metal plate (12) and the card (24);

s7: the metal plate (12) of the stamping machine is adjusted to the stamping temperature suitable for the product requirement, the stamping temperature is pressurized on the card (24), the metal layer of the aluminum foil is tightly attached to the UV glue image-text layer after silk printing, and the outermost base film of the aluminum foil is instantaneously stripped after forming, so that the whole stamping process is realized.

2. The game card silk-screen hot stamping process according to claim 1, wherein the UV glue is UV cold stamping glue.

3. The game card silk-screen hot stamping process according to claim 1, wherein the aluminum foil is any one of a bright silver aluminum foil, a bright gold aluminum foil, a laser aluminum foil and a diagonal aluminum foil.

4. The game card silk-screen hot stamping process according to claim 1, wherein three ultraviolet UV solid lamps with power of 10KW are arranged in the UV curing device, the UV curing device carries out solid irradiation for two fully-opened curing lamps, and the other UV curing device is used for standby.

5. The silk-screen hot stamping process of the game card according to claim 1, wherein the stamping machine comprises a machine base (1), and the machine base (1) is provided with:

a placement table (2), wherein the placement table (2) is used for placing cards (24);

the gold stamping press table assembly (3), the gold stamping press table assembly (3) and the placement table (2) are arranged up and down oppositely, and the gold stamping press table assembly (3) can be close to the placement table (2) to gold-stamp the card (24) on the placement table (2);

the primary positioning device (4) is used for primary positioning of the card (24) according to the outline of the card (24);

and the clamping device (5) is used for clamping the card (24) during gold stamping.

6. The silk-screen hot stamping process for playing cards according to claim 5 is characterized in that the primary positioning device (4) comprises a transverse plate (6) and a longitudinal plate (7), the transverse plate (6) and the longitudinal plate (7) are arranged on the placement table (2), and the transverse plate (6) and the longitudinal plate (7) are mutually perpendicular.

7. A game card silk-screening hot stamping process according to claim 5 or 6, characterized in that the stamping press assembly (3) comprises:

the driving piece is fixedly arranged on the machine base (1), and a piston rod of the driving piece (8) vertically points to the placement table (2);

the lower pressing plate (9) is fixedly connected with a piston rod of the driving cylinder (8), and the lower pressing plate (9) is arranged above the placement table (2) in parallel;

and the protruding part (10) can be heated, and the protruding part (10) is arranged on one side of the lower pressing plate (9) facing the placement table (2).

8. A game card silk-screening hot stamping process according to claim 7, characterized in that the clamping device (5) comprises two clamping cylinders (13) arranged separately on both sides of the protruding part (10), the clamping cylinders (13) comprising:

the fixing sleeve (14) is fixedly arranged on the side part of the protruding part (10) below the lower pressing plate (9), and a folded linear displacement groove (17) is formed in the circumferential wall of the fixing sleeve (14) along the circumferential direction;

the rotary sleeve (15) is coaxially and slidably arranged in the fixed sleeve (14) and can circumferentially rotate around the axis of the rotary sleeve (15), a limiting pin (18) is outwards arranged on the periphery of the rotary sleeve (15) in a protruding mode, and the limiting pin (18) is slidably arranged in the shifting groove (17);

the rotary chuck (16), the rotary sleeve (15) extends towards one side of the placement table (2) and is provided with the rotary chuck (16), arc-shaped notches are uniformly and alternately formed in the edge of the rotary chuck (16) along the circumferential direction to form notch arc sections (19), the circumferential edge of the rotary chuck (16) is formed by alternately connecting protruding arc sections (20) and the notch arc sections (19), and the arc angles of the notch arc sections (19) and the protruding arc sections (20) are the same.

9. The silk-screen hot stamping process for the game cards according to claim 8 is characterized in that the clamping cylinder (13) further comprises a reset spring (21), one end of the reset spring (21) is fixedly arranged on the upper end wall of the fixed sleeve (14), the other end of the reset spring is abutted against the end part of the rotary sleeve (15), and the reset spring (21) always has a movement tendency of pushing the rotary sleeve (15) to move downwards.

10. A game card silk-screening hot stamping process according to claim 7, characterized in that the projection (10) comprises:

the honeycomb heating plate (11), the honeycomb heating plate (11) is fixedly connected with the lower pressing plate (9), and heating resistance wires are arranged in the honeycomb heating plate (11);

and a metal plate (12), wherein the metal plate (12) is connected with the honeycomb heating plate (11).