WO2024008023A1

WO2024008023A1 - Bottom assembly for heat transfer printing machine, and heat transfer printing machine

Info

Publication number: WO2024008023A1
Application number: PCT/CN2023/105247
Authority: WO
Inventors: 黄文雄; 艾敏; 谢帮星
Original assignee: 湖南肆玖科技有限公司
Priority date: 2022-07-07
Filing date: 2023-06-30
Publication date: 2024-01-11
Also published as: CN217622711U

Abstract

The present application relates to the technical field of heat transfer printing apparatuses, and in particular to a bottom assembly for a heat transfer printing machine. The bottom assembly comprises a lower support, a bracket and a pad. The bracket is arranged on the lower support by means of a guide rail device; the bracket comprises a plastic base and a metal supporting plate; the plastic base comprises a bearing surface and positioning protrusions arranged at edges of the bearing surface; a supporting plate assembly area is formed by means of the enclosure of the positioning protrusions; the metal supporting plate is assembled in the supporting plate assembly area and is fixedly connected to the bearing surface, and the positioning protrusions extend out of an upper side of the metal supporting plate; and the pad is assembled on the upper side of the metal supporting plate and is positioned by the positioning protrusions, and the thickness of the pad is configured to protrude from and be exposed from upper surfaces of the positioning protrusions. By means of the bracket being designed to be composed of the plastic base and the metal supporting plate, the metal supporting plate can withstand high temperatures without softening, so as to ensure the structural strength of the bracket; the plastic base does not cause heat accumulation, such that the low temperature does not cause high temperature damage to a human body; and the structure reduces the overall weight of the bracket. Further provided in the present application is a heat transfer printing machine using the bottom assembly.

Description

The bottom assembly of the heat transfer machine and the heat transfer machine

Technical field

The utility model relates to the technical field of thermal transfer equipment, specifically to the bottom assembly of the thermal transfer machine, especially the improvement of the bracket.

Background technique

Existing automatic pressure heat transfer machines This type of heat transfer machine includes a body, a base, a bracket and a heating plate assembly. The bracket is set on the base. In order to improve the air permeability and heat pressing effect, pads are generally placed on the bracket. pieces.

Since the bracket needs to support a large working pressure, and the working temperature of the heating plate assembly has an impact on the bracket, in order to ensure the structural strength of the bracket, a metal material structure is generally used. However, metal materials will cause the bracket to be heavy and costly. It is high and prone to heat accumulation, which can easily cause high temperature damage to the human body.

Utility model content

The purpose of this utility model is to solve the problem that the existing brackets made of metal materials are heavy, prone to heat accumulation, and easy to cause high-temperature damage to the human body. By designing the bracket into a plastic base and a metal supporting plate, the plastic base includes The supporting surface and the positioning protrusions arranged on the edge of the supporting surface form a supporting plate assembly area around the positioning protrusions, and the metal supporting plate is assembled in the supporting plate assembly area and fixedly connected to the supporting surface for solution.

The bottom assembly of the thermal transfer machine includes: a lower support, a bracket and a pad; the bracket is installed on the lower support, the bracket includes a plastic base and a metal supporting plate, the plastic base includes a supporting surface, and the metal supporting plate The supporting plate is assembled on the supporting surface, the outer edge of the plastic base extends from the outer edge of the metal supporting plate, and the pad is installed on the upper side of the metal supporting plate.

By designing the bracket into a plastic base and a metal bracket, the metal bracket can withstand high temperatures without softening, ensuring the structural strength of the bracket. At the same time, the plastic base will not generate heat accumulation, and the low temperature will not cause high temperatures to the human body. Injury; In addition, this structure reduces the overall weight of the bracket.

Preferably, a number of tightening parts are arranged on the edge of the pad, and connecting parts are provided on the lower side or outside of the side of the plastic base. The tightening parts are connected to the corresponding connecting parts to position the pad on the upper side of the metal pallet. By adopting the above structure, the pad can be fixed on the upper side of the metal supporting plate to avoid sliding dislocation.

One solution for the tightening part is a drawstring, and the connecting part is a buckle. The drawstring can be designed so that both ends are connected to the pads, so that the buckle can be directly pulled on the buckle. The drawstring can also be fastened to the buckle by providing an annular portion or an annular piece at the end. Of course, the drawstring can also be tied to the buckle. A buckle is a structure that can hold the drawstring, such as a protrusion or hook, or even a joint that connects to the drawstring.

Another solution for tightening parts is Mosu straps, and the connecting part is Mosu tape. This solution is quick and easy to connect.

Another solution for the tensioning member is to provide a cloth cover on the edge of the ring pad, the connecting part is the edge of the plastic base, and the cloth cover is set on the edge of the plastic base.

Another solution for the tensioning piece is that the padding piece and the metal support plate are connected through Velcro.

There are two options for connecting the metal supporting plate to the supporting surface. One is to be fixedly connected to the supporting surface through connectors, so that the connection solution is simple and reliable; the other is to be fixedly connected to the supporting surface through adhesive materials.

Preferably, the bracket is connected to the lower support through a guide rail device, and the guide rail device bracket mounting member is connected to the lower support. The bracket mounting member includes a guide rail connection portion for installing two guide rail devices that are installed oppositely. The end is designed with an outward slope structure along the upper side. The inclined structure can avoid damage caused by buckling the inner end of the guide rail connection part when the fabric is placed on the pad and is pulled out.

The utility model also provides a thermal transfer machine using the above-mentioned bottom assembly, which includes: the machine body has an upper support and a bottom assembly; a heating plate assembly is arranged under the upper support and is controlled by a driving mechanism to move up and down; the driving mechanism includes an installation The motor, reduction gear and transmission tooth components on the upper support, as well as the screw nut pair, the upper end of the screw rod is fixedly connected to the middle part of the reduction gear; the hot pressing plate assembly is arranged below the upper support and its middle part is fixed to the nut Connected and moved up and down by the screw rotation drive.

Description of the drawings

Figure 1 is a three-dimensional schematic diagram of the thermal transfer machine

Figure 2 is a schematic three-dimensional view of the heat transfer machine holder in the pulled-out state.

Figure 3 is a perspective cross-sectional view of the thermal transfer machine

Figure 4 is a perspective cross-sectional view of the driving mechanism.

Figure 5 is a schematic perspective view of partial parts of the driving mechanism.

Figure 6 is a perspective view of the bottom assembly

Figure 7 is an exploded view of the bottom assembly

Figure 8 is an exploded view of the bracket

Figure 9 is a bottom perspective view of the bracket

Detailed ways Example 1:

Referring to Figures 6 to 9, the bottom assembly of the thermal transfer machine includes: a lower support 1.2, a bracket 3 and a pad d; the bracket 3 is installed on the lower support 1.2, and the bracket 3 includes a plastic base 3.1 and metal supporting plate 3', the plastic base 3.1 includes a supporting surface 3.10, the metal supporting plate 3' is assembled on the supporting surface 3.10, the outer edge of the plastic base 3.1 extends the outer edge of the metal supporting plate 3', and the pad d is assembled on the upper side of the metal supporting plate 3'.

By designing the bracket 3 into a plastic base 3.1 and a metal bracket 3', the metal bracket 3' can withstand high temperatures without softening, ensuring the structural strength of the bracket 3, and the plastic base 3.1 will not generate heat accumulation. The low temperature of the outer edge of the plastic base 3.1 will not cause high temperature damage to the human body; in addition, this structure reduces the overall weight of the bracket 3 and reduces the cost.

A number of tensioning parts (not shown) are arranged on the edge of the pad d, and a connecting part is provided on the lower side or outside of the side of the plastic base 3.1. The tensioning parts are connected to the corresponding connecting parts to position the pad d on the metal bracket. Upper side of plate 3'. By adopting the above structure, the pad d can be fixed on the upper side of the metal supporting plate 3' to avoid sliding dislocation.

The tightening part is a drawstring, and the connecting part is a buckle. The drawstring can be designed so that both ends are connected to the pad d, so that the buckle can be directly pulled on the buckle. The drawstring can also be fastened to the buckle by providing an annular portion or an annular piece at the end. Of course, the drawstring can also be tied to the buckle. The buckle is a structure that can fix the drawstring, such as a protrusion or hook K (shown in Figure 9), or even a joint connected to the drawstring.

The drawstring is preferably an elastic cord, so that the tightening effect is better, and the drawstring can also be elastic in partial sections.

In other embodiments (not shown), the tightening member may be a massage strap and the connecting part may be a massage patch. This solution is quick and easy to connect. The Moshu strap can be fixed on the handle d through common methods such as sewing and bonding, and the Moshu patch can be fixed on the plastic base 3.1 through common methods such as bonding and connectors such as nails.

In other embodiments (not shown), the tensioning member may be a cloth cover arranged on the edge of the ring gasket d, the connecting part is the edge of the plastic base 3.1, and the cloth cover is set on the edge of the plastic base 3.1. The cloth cover is a skirt extending downward from the edge of the pad d. It is best to provide some elastic ribs on the skirt to facilitate fixation on the plastic base 3.1. The cloth cover can be integrated with the outer cover of the pad d, or can be fixed on the handle d through common methods such as sewing and bonding.

In other embodiments (not shown), the pad d and the metal support plate 3' are connected through Velcro. One of the Velcro strips is fixed on the underside of the pad d, such as by sewing, bonding or other common methods, and the other piece is fixed on the supporting surface 3.10, such as by sewing, nails or other common methods. There can be one Velcro for the entire large area, or there can be multiple ones.

Referring to Figure 8, there are two options for connecting the metal supporting plate 3' to the supporting surface 3.10. One is to be fixedly connected to the supporting surface 3.10 through a connector, so that the connection solution is simple and reliable; the second is to be fixedly connected to the supporting surface 3.10 through an adhesive material. On the supporting surface 3.10.

Referring to Figures 6 and 7, the bracket 3 is connected to the lower support 1.2 through two guide rail devices S, and the guide rail device S is connected to the lower support 1.2 through the bracket mounting member S1. The bracket mounting member S1 includes installation components that are arranged oppositely. In the guide rail connecting portion S11 where the two guide rail devices S are installed, the inner end S110 of the guide rail connecting portion S11 is designed to have a slope structure extending outward along the upper side. The inclined structure can avoid damage caused by buckling the inner end of the guide rail connecting portion S11 when the fabric is placed on the pad d and is pulled out. A handle is provided on the front side of the bracket 3 to facilitate manipulation.

Referring to Figure 8, the edge of the supporting surface 3.1 is provided with positioning protrusions 3.2. The positioning protrusions 3.2 surround the pallet assembly area 3.1'. The metal pallet 3' is assembled in the pallet assembly area 3.1'. By configuring the positioning protrusions 3.2 , convenient for installation and positioning of metal pallets.

Referring to Figure 8, a notch 3.11 is provided in the middle of the plastic base 3.1, and a supporting surface 3.1 is formed between the notch 3.11 and the positioning protrusion 3.2. Adopting the above structure can reduce the use of materials.

The positioning protrusion 3.2 is a convex edge provided around the edge of the supporting surface 3.1. This solution has good structural strength and is easy to manufacture.

Alternatively, several positioning protrusions 3.2 are provided and are arranged around the edge of the supporting surface.

Embodiment 2

Referring to Figures 1 to 9, this embodiment is an automatic thermal transfer machine using the bottom assembly of Embodiment 1, including: a body 1, a heat plate assembly 2, a bracket 3 and a pad d; the body 1 has a horizontally extending upper The support 1.1 and the lower support 1.2; the hot pressing plate assembly H is arranged below the upper support 1.1 and moves up and down controlled by the driving mechanism m.

The front end surface of the upper support 1.1 is provided with a control area e, and the control area e is provided with components of the control equipment, such as buttons, touch screens, etc.

Referring to Figures 4 and 5, an embodiment of the driving mechanism m includes a motor m1 installed in the upper support 1.1, a reduction gear m2 and a transmission tooth component m3, as well as a screw nut pair R. The upper end of the screw R1 is connected to the reduction gear. The middle part of the gear m2 is fixedly connected; the middle part of the hot plate assembly H is fixedly connected to the nut R2, and is rotated and driven by the screw R1 to move up and down. The middle part of the hot plate assembly H is provided with a screw avoidance channel R0.

In one embodiment, the gearbox m4 includes a first box m41 and a second box m42 arranged up and down. A first bearing mounting part m411 is provided on the inner wall of the first box m41, and a corresponding first bearing mounting part m411 is provided on the inner wall of the second box m42. The second bearing mounting part m421 and the screw rod mounting hole m422 that penetrates the middle of the second bearing mounting part m421, the upper end of the screw rod R1 passes through the upper side of the reduction gear m2, and the upper end of the screw rod R1 is located on the lower side and the lower side of the reduction gear m2 respectively. A first flat bearing m51 and a second flat bearing m52 are connected. The first flat bearing m51 is assembled on the first bearing mounting part m411, and the second flat bearing m52 is mounted on the second bearing mounting part m421. The upper end of the screw R1 is assembled with the first flat bearing m51 and the second flat bearing m52 and the first box part m41 and the second box part m42. The axial support characteristics of the first flat bearing m51 and the second flat bearing m52 are used to match the first flat bearing m51 and the second flat bearing m52. The first bearing mounting part m411 and the second bearing mounting part m421 are assembled to realize the axial positioning of the screw R1. In this way, the universal screw R1 can be used without processing the axial positioning structure on the screw R1, which is more economical.

In order to maintain the concentricity of the screw rod R1, a radial bearing m53 is also installed at the lower part of the screw rod assembly hole m422. The screw rod R1 is installed on the radial bearing m53. The radial bearing m53 refers to a bearing that can maintain concentricity, such as Roller bearings. In order to facilitate the installation of the radial bearing m53, a third bearing mounting part m423 with a lower side opening is provided at the lower part of the screw assembly hole m422. The radial bearing m53 is installed in the third bearing mounting part m423 and the lower side is fixed with screws.

Please refer to the description of Embodiment 1 for the structure of the bottom assembly.

Based on the disclosure and teachings of the above description, those skilled in the art to which the present utility model belongs can also make changes and modifications to the above embodiments. The present utility model is not limited to the specific embodiments disclosed and described above. Some modifications and modifications of the present utility model can be made Changes should also fall within the protection scope of the claims of the present utility model.

Claims

The bottom component of the thermal transfer machine is characterized by including:

lower support;

A bracket installed on the lower support. The bracket includes a plastic base and a metal supporting plate. The plastic base includes a supporting surface. The metal supporting plate is assembled on the supporting surface. The outer edge of the plastic base extends the metal supporting plate. the outer edge of;

The pad is assembled on the upper side of the metal pallet.
The bottom assembly of the thermal transfer machine according to claim 1, characterized in that, a plurality of tightening parts are arranged on the edge of the pad, and a connecting part is provided on the lower side or outside of the side of the plastic base, and the tightening parts are connected to the corresponding position the pad on the upper side of the metal pallet.
The bottom assembly of a thermal transfer machine according to claim 2, wherein the tightening member is a drawstring and the connecting portion is a buckle.
The bottom assembly of the thermal transfer machine according to claim 2, wherein the tightening member is a Mosu tape and the connecting part is a Mosu tape.
The bottom assembly of the thermal transfer machine according to claim 2, characterized in that the tensioning member is a cloth cover arranged on the edge of the ring pad, the connecting part is the edge of the plastic base, and the cloth cover is set on the edge of the plastic base. On the edge.
The bottom assembly of the thermal transfer machine according to claim 1, characterized in that the pad and the metal supporting plate are connected through Velcro.
The bottom assembly of the thermal transfer machine according to claim 1, characterized in that, the edge of the supporting surface is provided with positioning protrusions, the positioning protrusions surround a supporting plate assembly area, and the metal supporting plate is assembled in the supporting plate assembly area. Fixed connection on the supporting surface.
The bottom assembly of the thermal transfer machine according to claim 1, wherein the metal supporting plate is fixedly connected to the supporting surface through a connecting piece, or the metal is fixedly connected to the supporting surface through an adhesive material.
The bottom assembly of the thermal transfer machine according to claim 1, characterized in that the bracket is connected to the lower support through a guide rail device, the guide rail device bracket mounting member is connected to the lower support, and the bracket mounting member includes a mounting relative arrangement The guide rail connection part is used to install two guide rail devices. The inner end of the guide rail connection part is designed with an outward slope structure along the upper side.
Thermal transfer machine is characterized by including:

A machine body having an upper support and a bottom assembly as described in any one of claims 1 to 9;

The hot pressing plate assembly is arranged under the upper support and is controlled by the driving mechanism to move up and down;

The driving mechanism includes a motor, a reduction gear and a transmission tooth component installed on the upper support, as well as a screw nut pair. The upper end of the screw is fixedly connected to the middle part of the reduction gear;

The hot pressing plate assembly is arranged below the upper support, the middle part of which is fixedly connected to the nut, and is driven up and down by the rotation of the screw rod.