High frequency suspension thermal transfer printers without pressure

Abstract

A pressureless high-frequency suspension thermal transfer printer is disclosed, in which a high-frequency signal of 60-100 Hz is generated by a high-frequency switching power supply, and a high-frequency energy conversion motor is driven to convert a signal into high-frequency mechanical vibration which produces 60-100 Hz high-frequency waves which propagate in a longitudinally diffused manner in which an entire transfer printing surface is covered in a direction that is perpendicular to the transfer printing surface, avoiding wasteful loss in the direction of lateral propagation parallel to the transfer printing surface, so that the high-frequency waves act on a molecular movement during the transfer printing process to the greatest extent, which effectively changes a state of the molecular movement, enhances a molecular penetration force, realizes replacement of physical pressure with the high-frequency waves, completely changes a thermal transfer printing process, and achieves pressureless thermal transfer printing.

Claims

1. A pressureless high-frequency suspension thermal transfer printer, comprising: a host assembly (200), characterized in that the host assembly (200) is provided from top to bottom with an outer shell (201), an inner shell (202), a secondary thermal insulation shell (203), a fixing shell (204), a primary thermal insulation shell (205) and a heating plate (206); a handle tray (2021) is provided between the outer shell (201) and the inner shell (202), a high-frequency energy conversion motor (406) is provided between the handle tray (2021) and the inner shell (202); a handle beam (2022) is provided on a top of the handle tray (2021), a radiator (2023) is provided in the handle beam (2022), and a control output board (403) is installed in the radiator (2023), the heating plate (206) is also provided with a snap-action temperature controller (401) and a temperature sensor (402); a central control board (404) is provided on a rear top of the outer shell (201), a high-frequency switching power supply (405) is provided below the central control board (404), and the high-frequency switching power supply (405) is connected to an external power line (503) which is provided with a plug at an outer end; and a control panel (2024) is provided on a rear top surface of the outer shell (201).

2. The pressureless high-frequency suspension thermal transfer printer according to claim 1, characterized in that the high-frequency switching power supply (405) is electrically connected to the control output board (403) through a high-frequency current input line, the control output board (403) is electrically connected to the central control board (404) through a signal transmission line, the control output board (403) is electrically connected to the high-frequency energy conversion motor (406) through a high-frequency current output line, the temperature sensor (402) is electrically connected to the central control board (404) through a temperature signal transmission line, and the power line (503) receives a 220V AC power and is divided into two circuits, one of which is directly connected to the high-frequency switching power supply (405) and converts the 220V AC power into 60-100 Hz oscillating current that flows into the control output board (403), and the other of which is connected to the control output board (403), to the snap-action temperature controller (401) and then to the heating plate (206).

3. The pressureless high-frequency suspension thermal transfer printer according to claim 2, characterized in that the central control board (404) controls connection and disconnection to the 220V AC power, the temperature sensor (402) is connected to the central control board (404) to collect temperature data of the heating plate (206) to provide basic data for temperature control, the control output board (403) is connected to the central control board (404) and receives various instructions from the central control board (404) to control start and stop of the high-frequency energy conversion motor (406) and start and stop of the heating plate (206), the snap-action temperature controller (401) causes a power to cut off when the heating plate (206) reaches a temperature limit, and buttons on the central control board (404) correspond to buttons on the control panel (2024).

4. The pressureless high-frequency suspension thermal transfer printer according to claim 1, characterized in that the primary thermal insulation shell (205) is an asbestos high-temperature resistant thermal insulation layer and prevents heat from transferring from the heating plate (206) to the fixing shell (204), the secondary thermal insulation shell (203) is also an asbestos high-temperature resistant thermal insulation layer and prevents heat from transferring from the fixing shell (204) to the outer shell (201); the fixing shell (204) is made of PA66+15% GF by injection molding.

5. The pressureless high-frequency suspension thermal transfer printer according to claim 1, characterized in that the heating plate (206) is a flat structure of die-casting aluminum with intermediately buried heating tubes (207), and the heating tubes (207) are distributed in a serpentine shape and a plurality of which are connected in series.

6. The pressureless high-frequency suspension thermal transfer printer according to claim 1, characterized in that a bottom edge of the outer shell (201) and a corresponding edge of the fixing casing (204) are provided with a first type of fixing holes and are connected by the inner cross countersunk head self-tapping screw (305); a hole plug (306) made of high temperature resistant silicone is provided outside the inner cross countersunk head self-tapping screw (305); a top edge of the inner shell (202) is fixed with a top plate by an inner cross round head cut tail self-tapping screw (308); a bottom of the handle tray (2021) is provided with a first type of connecting column and is connected with a top plate of the inner shell (202) by the inner cross round head cut tail self-tapping screw (308); a top of the handle tray (2021) is provided with a handle beam (2022), the radiator (2023) is arranged in the handle beam (2022), and two sides of the radiator (2023) are connected with an edge of the inner shell (202) by an inner cross round head screw (301); the heating plate (206) is provided with a second type of connecting column, the primary thermal insulation shell (205) is correspondingly provided with a perforation, the fixing shell (204) is correspondingly provided with a second type of fixing holes, and the second type of fixing holes are internally screwed with the inner cross round head screw (301), a first thermal insulation gasket (302) and a second thermal insulation gasket (303) are provided between a top of the inner cross round head screw (301) and the fixing shell (204), a bottom end of the inner cross round head screw (301) passes through the perforation and is screwed to the second type connecting column, a third thermal insulation gasket (304) is provided between the lower section of the inner cross round head screw (301) and the fixing shell (204); and an inner diameter of the perforation of the primary thermal insulation shell (205) is larger than a diameter of the inner cross round head screw (301); the fixing shell (204) is provided with a cross engaging column, and the secondary thermal insulation plate is correspondingly provided with a cross hole which matches with the cross engaging column.

7. The pressureless high-frequency suspension thermal transfer printer according to claim 1, characterized in that: the high-frequency energy conversion motor (406) is stuck between the handle tray (2021) and the inner shell (202), an inner cross countersunk head cutting tail self-tapping screw (309) is provided on both sides, and the inner cross countersunk head cutting tail self-tapping screw (309) is screwed on a bottom of the handle tray (2021) and fixes the high-frequency transducer motor (406) at a limited position; the central control board (404) is fixed on an inner side of the outer shell (201) by an inner cross round head padded self-tapping screw (307); the high-frequency switching power supply (405) is fixed on the inner shell (202) by the inner cross round head padded self-tapping screw (307); the inner shell (202) and the outer shell (201) are provided with corresponding wire outlets at rear ends; an inner side of the inner shell (202) that corresponds to the wire outlet is provided with a wire clamp (501), and the power line (503) extends out from the wire outlet after being clamped by the wire clamp (501) and is provided with a wire protection tube (502); the snap-action temperature controller (401) and the temperature sensor (402) are fixed on the heating plate (206) by the inner cross round head screw (301).

8. The pressureless high-frequency suspension thermal transfer printer according to claim 1, further comprising a placing plate (100) within which the host assembly (200) is cooperatively arranged; the placing plate (100) has a ring shape, which is composed of identical four-segment quarter-arc-shaped pieces (101) which are clipped with each other by head and tail; feet (102) are provided at bottom part of the placing plate (100); the placing plate (100) is provided with a limiting block (103) on outer ring and a suspension (104) on inner ring.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

(1) In order to explain the technical solution of the embodiments of the present disclosure more clearly, the drawings used in the description of the embodiments are briefly introduced below. Obviously, the drawings in the following description illustrate only some embodiments of the present disclosure. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without any inventive work.

(2) FIG. 1 is an enlarged microscopic schematic view of a thermal sublimation process;

(3) FIG. 2 is an enlarged microscopic schematic view of a film transfer printing process;

(4) FIG. 3 is a structural view of the host assembly;

(5) FIG. 4 is an exploded view showing the cooperation of the outer shell and the inner shell;

(6) FIG. 5 is an exploded view of the host assembly;

(7) FIG. 6 is an enlarged view of the inner cross round head screw of FIG. 5;

(8) FIG. 7 is a structural view of the host assembly after removing the outer shell;

(9) FIG. 8 is an exploded view of the host assembly after removing the outer shell;

(10) FIG. 9 is a schematic view showing the connection of various electrical components in the host assembly;

(11) FIG. 10 is a top view of the host assembly;

(12) FIG. 11 is a sectional view taken along the A-A direction in FIG. 10;

(13) FIG. 12 is a combined structure view of the present disclosure;

(14) FIG. 13 is a split structure view of the present disclosure;

(15) FIG. 14 is an exploded view of the placing plate;

(16) FIG. 15 is a structural view of the placing plate;

(17) FIG. 16 is a structural view of the placing plate from another perspective;

(18) In the drawings, the list of parts represented by each reference is as follows: 100—placing plate, 101—block, 102—feet, 103—limit block, 104—suspension; 200—host assembly, 201—outer shell, 202—inner shell, 203—secondary thermal insulation shell, 204—fixing shell, 205—primary thermal insulation shell, 206—heating plate, 207—heating tube; 301—inner cross round head screw, 302—first insulation gasket, 303—second insulation gasket, 304—third insulation gasket, 305—inner cross countersunk head self-tapping screw, 306—hole plug, 307—inner cross round head padded self-tapping screw, 308—inner cross round head cut tail self-tapping screw, 309—inner cross countersunk head cut tail self-tapping screw; 401—snap action temperature controller, 402—temperature sensor, 403—control output board, 404—central control board, 405—high-frequency switching power supply, 406—high-frequency energy conversion motor; 2021—handle tray, 2022—handle beam, 2023—radiator, 2024—control panel; 501—clamp, 502—wire protection tube, 503—power line.

DETAILED DESCRIPTION OF EMBODIMENTS

(19) The technical solution of the present disclosure will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are part of the present disclosure, but not all of them. Based on the embodiments of the present disclosure, all other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the protection scope of the present disclosure.

(20) In the description of the present disclosure, it should be noted that if the terms “center”, “up”, “down”, “left”, “right”, “vertical”, “horizontal”, “inside”, “outside” and the like appear, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings. They are used only for the convenience of describing the present disclosure and simplifying the description, rather than indicating or suggesting that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, so it cannot be understood as a limitation to the present disclosure. In addition, if the terms “first”, “second”, and “third” appear, they are used for descriptive purposes only and cannot be interpreted as indicating or implying relative importance.

(21) In the description of the present disclosure, it should be noted that, unless specifically stated otherwise, the terms “installation”, “connected”, and “linked” should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection or an integral connection; it may be a mechanical connection or an electrical connection; it may be direct connection, or it can be indirect connection through an intermediate medium, or it may be the internal communication of two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present disclosure can be understood according to specific situations.

Embodiment 1

(22) Referring to FIGS. 3-8, a pressureless high-frequency suspension thermal transfer printer comprises a host assembly 200, and the host assembly 200 is provided from top to bottom with an outer shell 201, an inner shell 202, a secondary thermal insulation shell 203, a fixing shell 204, a primary thermal insulation shell 205 and a heating plate 206; a handle tray 2021 is provided between the outer shell 201 and the inner shell 202, a high-frequency energy conversion motor 406 is provided between the handle tray 2021 and the inner shell 202; a handle beam 2022 is provided on a top of the handle tray 2021, a radiator 2023 is provided in the handle beam 2022, and a control output board 403 is installed in the radiator 2023; the heating plate 206 is also provided with a snap-action temperature controller 401 and a temperature sensor 402; a central control board 404 is provided on a rear top of the outer shell 201, a high-frequency switching power supply 405 is provided below the central control board 404, and the high-frequency switching power supply 405 is connected to an external power line 503 which is provided with a plug at an outer end; a control panel 2024 is provided on a rear top surface of the outer shell 201.

(23) Referring to FIG. 8, the high-frequency switching power supply 405 is electrically connected to the control output board 403 through a high-frequency current input line, the control output board 403 is electrically connected to the central control board 404 through a signal transmission line, the control output board 403 is electrically connected to the high-frequency energy conversion motor 406 through a high-frequency current output line, the temperature sensor 402 is electrically connected to the central control board 404 through a temperature signal transmission line, and the power line 503 receives a 220V AC power and is divided into two circuits, one of which is directly connected to the high-frequency switching power supply 405 and converts the 220V AC power into 60-100 Hz oscillating current that flows into the control output board 403, and the other of which is connected to the control output board 403, to the snap-action temperature controller 401 and then to the heating plate 206.

(24) The central control board 404 controls connection and disconnection to the 220V AC power, the control output board 403 is connected to the central control board 404 and receives various instructions from the central control board 404 to control start and stop of the high-frequency energy conversion motor 406 and start and stop of the heating plate 206, and buttons on the central control board 404 correspond to buttons on the control panel 2024. The temperature sensor 402 is used to monitor and to give feedback of the heating temperature of the heating plate 206, which is convenient for the central control board 404 to achieve constant temperature control; the snap-action temperature controller 401 is provided with a limit temperature snap-action power-off physical device. When the temperature of the heating plate 206 exceeds the limit temperature, the power is cut off to ensure safe operation.

(25) Specifically, referring to FIG. 8, the central control board 404 is provided with a power switching key (for controlling power connection of the host assembly), a temperature setting key (for presetting of heating temperature), and a time setting key (for presetting of transfer printing time), a time temperature digital display (for real-time display of transfer printing time and heating temperature), “+” key (for up regulation of preset value), “−” key (for down regulation of preset value), and an execution key (for starting of heating or transfer printing process). The control panel 2024 is provided with buttons correspondingly, and the corresponding keys are operated by pressing the buttons.

(26) The following describes the specific control operation mode of this device:

(27) A power line 503 is connected to an external power source by a central control board 404, temperature data of a heating plate 206 is collected, a control signal is calculated and generated, and the control signal is sent to a control output board 403 and the control output board 403 is connected to a circuit of the heating plate 206; the control output board 403 controls the heating plate 206 to start heating according to a heating temperature set by the central control board 404, and a constant temperature is maintained after the heating plate 206 reaches a set temperature; the high-frequency energy conversion motor 406 starts and stops according to a transfer printing time set by the central control board 404.

(28) Different transfer printing times are set according to a time required by a product; the high-frequency energy conversion motor 406 starts synchronously and counts down; when the countdown ends, the transfer printing is completed and the high-frequency energy conversion motor 406 stops working at the same time.

(29) Usage of this device is similar to that of other hand-held transfer printing devices. This device is placed on the product to be thermally transfer printed without pressing, and the foolproof operation can be completed.

(30) 1. The plug is connected to an external socket and the power switch button on the control panel 2024 is pressed to connect the power source;

(31) 2. The heating temperature preset parameters is adjusted through the temperature setting button, “+” key and “−” key;

(32) 3. The execute key is pressed to start the heating plate 206 for heating. After the temperature of the heating plate 206 reaches the set temperature, a constant temperature is maintained;

(33) 4. The transfer printing time preset parameters are adjusted through time setting button, “+” key and “−” key;

(34) 5. The execution key is pressed to start the high-frequency energy conversion motor 406 to generate a high-frequency wave to perform thermal printing on the thermal transfer printing product, and the process automatically stops after the transfer printing time is over.

(35) 6. The power is disconnected and the thermal transfer printed product is removed.

(36) When designing this device, it is necessary to take it into account that preventing the heat of the heating plate 206 from transferring to the outer shell 201, so as to prevent the outer shell 201 from overheating and affecting the use experience.

(37) Specifically, referring to FIG. 4, the primary insulation shell 205 is an asbestos high-temperature insulation layer, which prevents the heat from transferring from the heating plate 206 to the fixing shell 204; the secondary insulation shell 203 is also an asbestos high-temperature insulation layer, which prevents heat from transferring from the fixing shell 204 to the outer shell 201; the fixing shell 204 is made of PA66+15% GF injection molding and has a certain strength for fixing the heating plate 206 readily.

(38) Referring to FIG. 4 and FIG. 8, the heating plate 206 is a flat structure of die-casting aluminum with intermediately buried heating tubes 207, the heating tubes 207 being distributed in a serpentine shape and connected in series to make the heating surface more uniform.

(39) Referring to FIG. 3-11, the specific connection relationship of each component is as follows:

(40) A bottom edge of the outer shell 201 and an edge of the fixing casing 204 are provided with a first type of fixing holes correspondingly and are connected by the inner cross countersunk head self-tapping screw 305; a hole plug 306 made of high temperature resistant silicone is provided outside the inner cross countersunk head self-tapping screw 305;

(41) A top edge of the inner shell 202 is fixed with a top plate by an inner cross round head cut tail self-tapping screw 308;

(42) A bottom of the handle tray 2021 is fixed with a first type of connecting column and is connected with a top plate of the inner shell 202 by the inner cross round head cut tail self-tapping screw 308; a handle beam 2022 is provided at the top of the handle tray 2021, the radiator 2023 is arranged in the handle beam 2022, and two sides of the radiator 2023 are connected with an edge of the inner shell 202 by an inner cross round head screw 301;

(43) The heating plate 206 is fixed with a second type of connecting column, the primary thermal insulation shell 205 is correspondingly provided with a perforation, the fixing shell 204 is correspondingly provided with a second type of fixing holes, and the second type of fixing holes are internally screwed with the inner cross round head screw 301, a first thermal insulation gasket 302 and a second thermal insulation gasket 303 are provided between a top of the inner cross round head screw 301 and the fixing shell 204, a bottom end of the inner cross round head screw 301 passes through the perforation and is screwed to the second type connecting column, a third thermal insulation gasket 304 is provided between the lower section of the inner cross round head screw 301 and the fixing shell 204.

(44) It should be noted that the inner cross round head screw 301 here is used to connect the heating plate 206 and the fixing shell 204. Since the lower end of the screw is screwed into the heating plate 206, there is a large amount of heat conduction, and the screw is hot. In order to avoid heat conduction, the above-mentioned thermal insulation gasket is used to prevent heat from transferring to the fixing shell of the heating plate. At the same time, the inner diameter of the perforation of the primary thermal insulation shell 205 is larger than the diameter of the screw to prevent heat conduction from the screw. In this way, heat conduction from the heating plate is prevented as much as possible to prevent the outer shell from overheating.

(45) The fixing shell 204 is fixed with a cross engaging column, and the secondary thermal insulation plate is correspondingly provided with a cross hole which matches with the cross engaging column to achieve the location of fixing shell 204 and secondary thermal insulation plate;

(46) The high-frequency energy conversion motor 406 is stuck between the handle tray 2021 and the inner shell 202, an inner cross countersunk head cutting tail self-tapping screw 309 is provided on both sides, and the inner cross countersunk head cutting tail self-tapping screw 309 is screwed on a bottom of the handle tray 2021 and fixes the high-frequency transducer motor 406 at a limited position;

(47) The central control board 404 is fixed on an inner side of the outer shell 201 by an inner cross round head padded self-tapping screw 307; the high-frequency switching power supply 405 is fixed on the inner shell 202 by the inner cross round head padded self-tapping screw 307; the inner shell 202 and the outer shell 201 are provided with corresponding wire outlets at rear ends; an inner side of the inner shell 202 that corresponds to the wire outlet is provided with a wire clamp 501, and the power line 503 extends out from the wire outlet after being clamped by the wire clamp 501 and is provided with a wire protection tube 502;

(48) The snap-action temperature controller 401 and the temperature sensor 402 are fixed on the heating plate 206 by the inner cross round head screw 301.

(49) The above connection relationship details the setting and installation structure of the host assembly 200. In actual use, the outer shell 201 has less heat conduction and low temperature, which will not affect the user.

(50) In actual use, this device can be designed into different sizes according to requirement. The larger the size is, the larger the applicable product area is, and the higher the frequency of the high-frequency energy conversion motor is.

(51) The present disclosure also discloses a pressureless high-frequency suspension thermal transfer printing method, in which a high-frequency signal of 60-100 Hz is generated by a high-frequency switching power supply 405, and a high-frequency energy conversion motor 406 is driven to convert a signal into high-frequency mechanical vibration which produces 60-100 Hz high-frequency waves which propagate in a longitudinally diffused manner in which an entire transfer printing surface is covered in a direction that is perpendicular to the transfer printing surface, avoiding wasteful loss in the direction of a lateral propagation that is parallel to the transfer printing surface, so that the high-frequency waves act on a molecular movement during the transfer printing process to the greatest extent, which effectively changes a state of the molecular movement, enhances a molecular penetration force, realizes replacement of physical pressure with the high-frequency waves, completely changes a thermal transfer printing process, and achieves pressureless thermal transfer printing.

Embodiment 2

(52) On the basis of Embodiment 1, the host assembly 200 is further provided with a placing plate 100, and the host assembly 200 is disposed inside the placing plate 100 which is convenient for pick and place.

(53) Referring to FIGS. 12-16, the placing plate 100 has a ring shape, which is composed of identical four-segment quarter-arc-shaped pieces 101 which are clipped with each other by head and tail; feet 102 are provided at bottom part of the placing plate 100; the placing plate 100 is provided with a limiting block 103 on an outer ring and a suspension 104 on an inner ring.

(54) The placing plate adopts the same arc-shaped block structure. Only a pair of smaller molds is needed during production, the overall production difficulty and cost are greatly reduced, and the packaging volume is greatly reduced when the product is packaged. Especially in international trade where higher requirements on transportation costs exist, the present placing plate plays a role in reducing costs and improving product competitiveness. In addition, the device can be oriented randomly when used because of the ring shape thereof. It does not require time to align, which is more convenient to use.

(55) It should be noted that the above-mentioned electrical components are all commercially available components, and the control circuit can be implemented by simple programming by those skilled in the art. In order to avoid redundant descriptions, they are collectively described here.

(56) In the description of this specification, the description with reference to the terms “one embodiment”, “example”, “specific example”, etc. means that specific features, structures, materials described in combination with the embodiment or example are comprised in at least one embodiment or example of the present disclosure. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

(57) The preferred embodiments of the present disclosure disclosed above are only used to help explain the present disclosure. The preferred embodiment does not describe all details in detail, nor does it limit the present disclosure to specific embodiments. Obviously, many modifications and changes can be made according to the contents of this specification. These embodiments are selected and described in this specification in order to better explain the principles and practical applications of the present disclosure, so that those skilled in the art can better understand and use the present disclosure. The present disclosure is limited only by the claims and the full scope and equivalents thereof.