A rapid heating roller group structure for thermal transfer machine

Abstract

The utility model relates to the technical field of thermal transfer machines, and in particular to a rapid heating roller group structure of a thermal transfer machine. Its technical solution includes: a heat preservation preheating device is installed above the heating roller, the heat preservation preheating device includes a heat preservation cover and an auxiliary heat preservation cover, a heat preservation cover is provided between the heat preservation cover and the auxiliary heat preservation cover, the heating roller is located in the heat preservation cover, and a preheating roller is provided in the auxiliary heat preservation cover. This solution improves the speed of heating by setting the heat preservation preheating device, and the transfer film can be preheated by the preheating roller first, and then the transfer film is heated by the heating roller, so that the transfer between the fabrics is realized, which improves the effect and quality of the transfer, and the setting of the heat preservation cover has a good heat preservation effect, and the internal temperature can be guaranteed by the ceramic heating plate, and the existence of the heat preservation cover can prevent the loss of heat, thereby improving the continuous heating effect of the heating roller.

Description

Technical Field

[0001] The utility model relates to the technical field of thermal transfer machines, in particular to a rapid heating roller group structure of a thermal transfer machine. Background Art

[0002] Thermal transfer is a very mature printing process. It prints a color pattern on a heat-resistant substrate film in advance, and then uses a special transfer machine to transfer the pattern on the substrate film to the surface of the product by hot stamping. The printed pattern has the characteristics of rich layers, bright colors, ever-changing, and small color difference. It can well meet the requirements of designers and is suitable for the needs of modern mass production. The existing transfer machine roller often has the problem of insufficient temperature, which affects the thermal transfer effect of the substrate. In order to allow the transfer film to heat up to the required temperature in a short time, this scheme proposes a thermal transfer machine rapid heating roller group structure. Utility Model Content

[0003] The utility model aims to solve the problems existing in the background technology and proposes a rapid heating roller group structure of a thermal transfer machine.

[0004] The technical solution of the utility model is as follows: a rapid heating roller group structure of a thermal transfer machine, comprising a transfer machine main body and a transfer platform installed thereon, cloth delivery rollers and cloth collection rollers as well as film delivery rollers and film collection rollers are respectively arranged on both sides of the transfer machine main body, the transfer machine main body comprises a roller mounting frame, a heating roller is arranged on the roller mounting frame, a heat preservation and preheating device is installed above the heating roller, the heat preservation and preheating device comprises a heat preservation cover and an auxiliary heat preservation cover, a heat preservation cover is arranged between the heat preservation cover and the auxiliary heat preservation cover, the heating roller is located in the heat preservation cover, and a preheating roller is arranged in the auxiliary heat preservation cover.

[0005] Preferably, a plurality of ceramic heating plates are installed in the heat-insulating cover, the ceramic heating plates are located above the heating roller, and the plurality of ceramic heating plates are distributed at equal distances.

[0006] Preferably, a roller mounting frame and a preheating roller mounting frame are installed on both sides of the transfer machine body, the heating roller is rotatably installed between the two roller mounting frames, and the roller mounting frame is also provided with a first motor for driving the heating roller to rotate, and the preheating roller is rotatably installed between the two preheating roller mounting frames, and the preheating roller mounting frame is provided with a second motor for driving the preheating roller to rotate.

[0007] Preferably, the thermal insulation cover is fixed between the two roller mounting frames, the auxiliary thermal insulation cover is fixed between the two preheating roller mounting frames, the thermal insulation cover is fixedly connected to the thermal insulation cover and the auxiliary thermal insulation cover, the preheating roller comprises a roller body, a heating rod is provided in the roller body, heat transfer oil is injected into the roller body, and an insulation layer is provided in the thermal insulation cover.

[0008] Preferably, entrances and exits are provided on both sides of the thermal insulation cover plate, and first guide rollers are rotatably installed between the upper and lower sides of the entrances and exits on the outside, and two third guide rollers rotatably installed on the preheating roller mounting frame are provided under the thermal insulation cover plate, and the two third guide rollers are distributed up and down, and the third guide rollers are located between the heating roller and the preheating roller and are arranged close to the preheating roller, and a channel for the transfer film is formed between the two third guide rollers and between the two first guide rollers, and second guide rollers are provided at both ends of the thermal insulation cover plate.

[0009] Preferably, two first mounting frames and two second mounting frames are respectively provided on both sides of the transfer machine body, the film outlet roller and the cloth outlet roller are both rotatably mounted between the two first mounting frames, and the film receiving roller and the cloth receiving roller are both rotatably mounted between the two second mounting frames.

[0010] Compared with the existing technology, the beneficial effects of the utility model are: this scheme improves the heating speed by setting up the heat preservation preheating device, and the transfer film can be preheated by the preheating roller first, and then the transfer film is heated by the heating roller, so that the transfer between the fabrics is realized, which improves the transfer effect and quality, and the setting of the heat preservation cover has a good heat preservation effect, and the internal temperature can be guaranteed by the ceramic heating plate, and the presence of the heat preservation cover can prevent heat loss, thereby improving the continuous heating effect of the heating roller, and promoting the heating roller to heat up and meet the temperature requirements, thereby improving the thermal transfer effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a structural schematic diagram of a rapid heating roller group structure of a thermal transfer machine proposed by the utility model;

[0012] Figure 2 This is a schematic diagram of the structure of a thermal transfer machine rapid heating roller group structure heat preservation preheating device proposed by the utility model;

[0013] Figure 3 The utility model provides a schematic structural diagram of a preheating roller of a rapid heating roller group structure of a thermal transfer machine.

[0014] Figure numerals: 1. transfer machine body; 2. roller mounting frame; 3. heating roller; 4. insulation preheating device; 5. first mounting frame; 6. second mounting frame; 7. cloth discharge roller; 8. film discharge roller; 9. film collection roller; 10. preheating roller mounting frame; 11. transfer table; 12. cloth collection roller; 13; second guide roller; 41. insulation cover; 42. insulation cover plate; 43. auxiliary insulation cover; 44. preheating roller; 45. insulation layer; 46. ceramic heating plate; 47. entrance and exit; 48. first guide roller; 49. third guide roller; 441. roller body; 442. heating rod; 443. heat transfer oil. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Example

[0016] See attached Figure 1-3 A quick heating roller group structure of a thermal transfer machine comprises a transfer machine body 1 and a transfer table 11 mounted thereon, a cloth discharging roller 7 and a cloth collecting roller 12 as well as a film discharging roller 8 and a film collecting roller 9 are respectively arranged on both sides of the transfer machine body 1, the transfer machine body 1 comprises a roller mounting frame 2, a heating roller 3 is arranged on the roller mounting frame 2, a heat preservation and preheating device 4 is arranged above the heating roller 3, the heat preservation and preheating device 4 comprises a heat preservation cover 41 and an auxiliary heat preservation cover 43, a heat preservation cover plate 42 is arranged between the heat preservation cover 41 and the auxiliary heat preservation cover 43, the heating roller 3 is located in the heat preservation cover 41, a preheating roller 44 is arranged in the auxiliary heat preservation cover 43, a plurality of ceramic heating plates 46 are installed in the heat preservation cover 41, the ceramic heating plates 46 are located above the heating roller 3, and the plurality of ceramic heating plates 46 are equidistantly distributed, so that the uniformity of heat preservation and preheating of the heating roller 3 can be ensured, the temperature in the heat preservation and preheating device 4 is improved, and thus a heat preservation effect is achieved. Figure 1 and 2 As shown, the film placed on the first mounting frame 5 is passed under the heat preservation and preheating device 4 and rolled up onto the film-collecting roller 9, and the cloth placed on the cloth discharging roller 7 is passed under the heat preservation and preheating device 4 and rolled up onto the cloth-collecting roller 12. When the transfer film passes under the heat preservation and preheating device 4, the transfer film can be preheated by the preheating roller 44 first, and then the transfer film is heated by the heating roller 3, so that the transfer between the fabrics is realized, which improves the effect and quality of the transfer, and the setting of the heat preservation cover 41 has a good heat preservation effect, and the ceramic heating plate 46 can ensure the internal temperature, and the existence of the heat preservation cover plate 42 can prevent heat loss, thereby improving the continuous heating effect of the heating roller 3, and promoting the heating roller 3 to heat up and meet the temperature requirements, thereby improving the thermal transfer effect. Example

[0017] See attached Figure 1 and 2 Based on the first embodiment, roller mounting frames 2 and preheating roller mounting frames 10 are installed on both sides of the transfer machine body 1, the heating roller 3 is rotatably installed between the two roller mounting frames 2, and the roller mounting frames 2 are also provided with a first motor for driving the heating roller 3 to rotate, the preheating roller 44 is rotatably installed between the two preheating roller mounting frames 10, and the preheating roller mounting frame 10 is provided with a second motor for driving the preheating roller 44 to rotate, the heat preservation cover 41 is fixed between the two roller mounting frames 2, the auxiliary heat preservation cover 43 is fixed between the two preheating roller mounting frames 10, the heat preservation cover 42 is fixedly connected to the heat preservation cover 41 and the auxiliary heat preservation cover 43, the preheating roller 44 includes a roller body 441, a heating rod 442 is provided in the roller body 441, heat transfer oil 443 is injected into the roller body 441, and a heat preservation layer 45 is provided in the heat preservation cover 42, such as Figure 3 As shown, the preheating roller 44 generates heat by heating the heat-conducting oil 443 through the heating rod 442, and the heat is transferred to the roller body 441. Figure 2 As shown, the transfer film contacts the preheating roller 44, and the preheating roller 44 preheats the transfer film. Inlet and outlet 47 are provided on both sides of the heat preservation cover plate 42. First guide rollers 48 are rotatably installed between the upper and lower sides of the inlet and outlet 47 on the outside. Two third guide rollers 49 rotatably installed on the preheating roller mounting frame 10 are provided under the heat preservation cover plate 42. The two third guide rollers 49 are distributed up and down. The third guide rollers 49 are located between the heating roller 3 and the preheating roller 44 and are arranged close to the preheating roller 44. A channel for the transfer film is formed between the two third guide rollers 49 and between the two first guide rollers 48. Second guide rollers 13 are provided at both ends of the heat preservation cover plate 42. Figure 2 As shown, the two third guide rollers 49 are arranged to ensure that when the transfer film is pressed down by the heated roller 3 to form an arc, the transfer film is still in contact with the preheating roller 44 through the limitation of the third guide roller 49, and the entrance 47 and the first guide roller 48 are arranged to ensure that the transfer film smoothly enters the thermal insulation cover 42, and the first guide roller 48 has the effect of straightening the transfer film to ensure the tension of the transfer film, and the second guide roller 13 is arranged to straighten the cloth to ensure the tension of the cloth. Example

[0018] Based on the above-mentioned embodiment 1 or 2, two first mounting frames 5 and two second mounting frames 6 are respectively provided on both sides of the transfer machine body 1, the film outlet roller 8 and the cloth outlet roller 7 are both rotatably mounted between the two first mounting frames 5, and the film receiving roller 9 and the cloth receiving roller 12 are both rotatably mounted between the two second mounting frames 6. Figure 1 As shown, the first mounting frame 5, the cloth discharging roller 7 and the film discharging roller 8 form one end for discharging cloth and film, and the second mounting frame 6, the film collecting roller 9 and the cloth collecting roller 12 form one end for collecting cloth and film.

[0019] The working principle of a quick heating roller group structure of a thermal transfer machine is as follows: during specific operation, the cloth is released through the cloth discharge roller 7, the cloth will pass under the heat preservation preheating device 4 and contact the second guide roller 13, the second guide roller 13 will resist the cloth to make it tensioned, the cloth is located under the heating roller 3, and then is rolled up by the cloth collection roller 12, the transfer film is released through the film discharge roller 8, and then passes through the inlet and outlet 47, passes between the two first guide rollers 48, and then passes between the two third guide rollers 49, passes under the heating roller 3, and finally is rolled up by the film collection roller 9, during which the transfer film is brought into contact with the preheating roller 44, and then the preheating roller 44 and the heating roller 3 are started, so that the heating roller 3 rotates, the preheating roller 44 rotates, and the heating rod 442 is started to heat the heat transfer oil 443, so that the roller body 441 preheats the transfer film, and then the transfer operation begins.

[0020] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0021] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0022] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A rapid heating roller group structure of a thermal transfer machine, comprising a transfer machine body (1) and a transfer table (11) mounted thereon, wherein a cloth delivery roller (7) and a cloth collection roller (12) as well as a film delivery roller (8) and a film collection roller (9) are respectively arranged on both sides of the transfer machine body (1), characterized in that: The transfer machine body (1) comprises a roller mounting frame (2), a heating roller (3) is arranged on the roller mounting frame (2), a heat preservation preheating device (4) is arranged above the heating roller (3), the heat preservation preheating device (4) comprises a heat preservation cover (41) and an auxiliary heat preservation cover (43), a heat preservation cover plate (42) is arranged between the heat preservation cover (41) and the auxiliary heat preservation cover (43), the heating roller (3) is located in the heat preservation cover (41), and a preheating roller (44) is arranged in the auxiliary heat preservation cover (43).

2. A rapid heating roller group structure of a thermal transfer machine according to claim 1, characterized in that: A plurality of ceramic heating plates (46) are installed in the heat-insulating cover (41); the ceramic heating plates (46) are located above the heating roller (3); and the plurality of ceramic heating plates (46) are distributed at equal distances.

3. A rapid heating roller group structure of a thermal transfer machine according to claim 2, characterized in that: A roller mounting frame (2) and a preheating roller mounting frame (10) are mounted on both sides of the transfer machine body (1); the heating roller (3) is rotatably mounted between the two roller mounting frames (2); the roller mounting frame (2) is also provided with a first motor for driving the heating roller (3) to rotate; the preheating roller (44) is rotatably mounted between the two preheating roller mounting frames (10); the preheating roller mounting frame (10) is provided with a second motor for driving the preheating roller (44) to rotate.

4. A rapid heating roller assembly structure for a thermal transfer machine according to claim 3, characterized in that: The heat-insulating cover (41) is fixed between the two roller mounting frames (2), the auxiliary heat-insulating cover (43) is fixed between the two preheating roller mounting frames (10), the heat-insulating cover plate (42) is fixedly connected to the heat-insulating cover (41) and the auxiliary heat-insulating cover (43), the preheating roller (44) comprises a roller body (441), a heating rod (442) is provided in the roller body (441), heat-conducting oil (443) is injected into the roller body (441), and a heat-insulating layer (45) is provided in the heat-insulating cover plate (42).

5. A rapid heating roller assembly structure for a thermal transfer machine according to claim 4, characterized in that: The thermal insulation cover plate (42) is provided with an entrance (47) on both sides, and a first guide roller (48) is rotatably mounted between the upper and lower sides of the entrance (47) on the outside. Two third guide rollers (49) rotatably mounted on the preheating roller mounting frame (10) are provided under the thermal insulation cover plate (42). The two third guide rollers (49) are distributed up and down. The third guide rollers (49) are located between the heating roller (3) and the preheating roller (44) and are arranged close to the preheating roller (44). A channel for the transfer film is formed between the two third guide rollers (49) and between the two first guide rollers (48). Second guide rollers (13) are provided at both ends of the thermal insulation cover plate (42).

6. The rapid heating roller assembly structure of a thermal transfer machine according to claim 1, characterized in that: Two first mounting frames (5) and two second mounting frames (6) are respectively provided on both sides of the transfer machine body (1); the film outlet roller (8) and the cloth outlet roller (7) are both rotatably mounted between the two first mounting frames (5); and the film receiving roller (9) and the cloth receiving roller (12) are both rotatably mounted between the two second mounting frames (6).

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