Rapid forming mold for processing TPU (thermoplastic polyurethane) protective shell

Abstract

The utility model discloses a rapid prototyping mould for processing TPU protective shell, including: lower mould, bottom plate, processing groove and connecting piece, lower mould bottom end is fixedly equipped with bottom plate, lower mould inside is equipped with processing groove, lower mould side face is symmetrically and fixedly equipped with connecting piece, reinforcing device is fixedly equipped on lower mould both sides, and the connecting piece is equipped with connecting piece. The reinforcing device comprises supports, rotating blocks, threaded rods, nuts and extrusion blocks, the supports are symmetrically and fixedly installed at the bottom end of the lower die, the rotating blocks are rotatably installed in the supports, the threaded rods are fixedly installed on the side faces of the rotating blocks, and the nuts are installed outside the threaded rods in a threaded mode. When the equipment is used, the position of the mold can be rapidly and stably calibrated, the stability and accuracy of connection of the upper mold and the lower mold are guaranteed, cooling materials can be stably conveyed after subsequent machining is completed, the temperature in the lower mold is reduced, and unloading of an internal model is conveniently and rapidly completed; and the working quality of the equipment is more perfect.

Description

Technical Field

[0001] The utility model relates to the field of TPU protective shells, in particular to a rapid prototyping die for processing TPU protective shells. Background Art

[0002] Thermoplastic polyurethane elastomer (TPU) is a type of elastomer that can be plasticized by heating and dissolved by solvents. It has excellent comprehensive properties such as high strength, high toughness, wear resistance, and oil resistance. It has good processing performance and is widely used in defense, medical, food and other industries. It is now also used in protective cases for various electronic equipment. When processing this type of material, a special rapid prototyping mold is used to assist in the processing of components. Current rapid prototyping molds are generally divided into upper molds and lower molds. The material is then input into the mold, and the shape of the material is limited by the shape and specifications inside the mold. Although this method is stable, there are certain problems. When in use, the overall installation method of the mold is too fixed, and when it is installed on a special base, there is no special calibration component, which requires staff to manually calibrate. This method wastes a certain amount of working time and affects overall work efficiency.

[0003] Therefore, it is necessary to provide a new rapid prototyping mold for TPU protective shell processing to solve the above technical problems. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a rapid prototyping mold for processing a TPU protective shell which is safe, stable and quickly positioned.

[0005] The utility model provides a rapid prototyping mold for processing a TPU protective shell, comprising: a lower mold, a bottom plate, a processing groove and a connecting piece, wherein the bottom end of the lower mold is fixedly mounted with the bottom plate, a processing groove is provided inside the lower mold, connecting pieces are symmetrically fixedly mounted on the sides of the lower mold, a reinforcement device is fixedly mounted on both sides of the lower mold, the reinforcement device comprises a bracket, a rotating block, a threaded rod, a nut and an extrusion block, a bracket is symmetrically fixedly mounted on the bottom end of the lower mold, a rotating block is rotatably mounted inside the bracket, a threaded rod is fixedly mounted on the side of the rotating block, a nut is threadedly mounted on the outer side of the threaded rod, and an extrusion block is symmetrically fixedly mounted on the side of the bottom plate, the reinforcement device is used to quickly complete the installation and positioning of the lower mold, speed up the installation of the lower mold, and the positioning device is fixedly mounted on the surface of the bottom plate to assist the positioning of the lower mold, so that the connection between the components is more efficient and stable.

[0006] Preferably, an extrusion notch is provided inside the extrusion block, which facilitates the threaded rod to enter the extrusion notch during use, thereby facilitating the subsequent extrusion of the nut.

[0007] Preferably, a washer is sleeved on the outside of the threaded rod to ensure the stability of extrusion during use and strengthen the connection between the components.

[0008] Preferably, the connecting piece includes a connecting port, an insert block and an input pipe, the connecting ports are symmetrically fixedly installed on both sides of the lower mold, the insert block is slidably installed outside the connecting port, and the input pipe is symmetrically fixedly installed at the bottom of the insert block.

[0009] Preferably, the end of the input pipe is connected to the pump body, and is used to stably input the cooling water source into the lower mold through the input pipe during use to complete cooling.

[0010] Preferably, the positioning device includes a positioning rod, a positioning groove, a limit plate and a limit groove. The positioning rod is symmetrically fixedly installed on the surface of the bottom plate, a positioning groove is provided at the bottom end of the lower mold at the top of the positioning rod, the positioning rod is slidably connected with the positioning groove, the limit plate is symmetrically fixedly installed on the surface of the bottom plate, and the limit groove is symmetrically provided inside the lower mold, and the limit plate is slidably connected with the limit groove.

[0011] Preferably, the top end of the positioning rod is spherical, so that the positioning rod can enter the positioning groove more smoothly during use.

[0012] Compared with the related art, the rapid prototyping mold for TPU protective shell processing provided by the utility model has the following beneficial effects:

[0013] The utility model provides a rapid prototyping mold for processing a TPU protective shell. When in use, the position of the mold can be quickly and stably calibrated through the use of a connecting piece, a reinforcing device and a positioning device, thereby ensuring the stability and accuracy of the connection between the upper and lower molds. Subsequently, after the processing is completed, the cooling material can be stably conveyed to reduce the temperature inside the lower mold, thereby facilitating the rapid unloading of the internal model and making the working quality of the equipment itself more perfect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is one of the overall structural diagrams of the utility model;

[0015] Figure 2 This is the second schematic diagram of the overall structure of the utility model;

[0016] Figure 3 This is the third schematic diagram of the overall structure of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the connecting piece of the utility model;

[0018] Figure 5 It is a structural schematic diagram of the reinforcement device of the utility model;

[0019] Figure 6 It is a structural schematic diagram of the positioning device of the utility model.

[0020] Numbers in the figure: 1. lower mold; 2. bottom plate; 3. processing groove; 4. connecting piece; 41. connecting port; 42. plug block; 43. input pipe; 5. reinforcement device; 51. bracket; 52. rotating block; 53. threaded rod; 54. nut; 55. extrusion block; 6. positioning device; 61. positioning rod; 62. positioning groove; 63. limit plate; 64. limit groove. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0022] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0023] Embodiment 1:

[0024] See also Figure 1 , Figure 2 and Figure 3 , a rapid prototyping mold for processing a TPU protective shell provided by an embodiment of the utility model comprises: a lower mold 1, a bottom plate 2, a processing groove 3 and a connecting piece 4, the bottom end of the lower mold 1 is fixedly installed with the bottom plate 2, the lower mold 1 is provided with a processing groove 3, the lower mold 1 is symmetrically fixedly installed with the connecting piece 4 on the side, and a reinforcement device 5 is fixedly installed on both sides of the lower mold 1. The reinforcement device 5 comprises a bracket 51, a rotating block 52, a threaded rod 53, a nut 54 and an extrusion block 55. The bottom end of the lower mold 1 is symmetrically fixedly installed with a bracket 51, a rotating block 52 is rotatably installed inside the bracket 51, a threaded rod 53 is fixedly installed on the side of the rotating block 52, a nut 54 is threadedly installed on the outside of the threaded rod 53, and an extrusion block 55 is symmetrically fixedly installed on the side of the bottom plate 2. The reinforcement device 5 is used to quickly complete the installation and positioning of the lower mold 1, speed up the installation speed of the lower mold 1, and the positioning device 6 is fixedly installed on the surface of the bottom plate 2 to assist the lower mold 1 in positioning, so that the connection between the components is more efficient and stable.

[0025] During use, the device is placed at the target position, and the position of the lower mold 1 is quickly locked by using the positioning device 6, and then the lower mold 1 is fixed by using the reinforcement device 5. The rotating block 52 is rotated to drive the threaded rod 53 to change the angle, and then the threaded rod 53 is rotated into the groove inside the extrusion block 55, and then the nut 54 is rotated. Through the extrusion of the nut 54, the connection between the lower mold 1 and the base plate 2 is made tighter. In addition, due to the use of the connecting piece 4, water can be input into the interior after the material is shaped to quickly cool it down, thereby speeding up the working speed of the device itself.

[0026] See also Figure 5An extrusion notch is provided inside the extrusion block 55 , which facilitates the threaded rod 53 to enter the extrusion notch during use, thereby facilitating the subsequent extrusion of the nut 54 .

[0027] See also Figure 5 A gasket is sleeved on the outside of the threaded rod 53 to ensure the stability of extrusion during use and strengthen the connection between components.

[0028] See also Figure 4 The connecting member 4 includes a connecting port 41, an insert block 42 and an input pipe 43. The connecting ports 41 are symmetrically fixedly installed on both sides of the lower mold 1, the insert block 42 is slidably installed outside the connecting port 41, and the input pipe 43 is symmetrically fixedly installed at the bottom of the insert block 42.

[0029] See also Figure 4 The end of the input pipe 43 is connected to the pump body, and is used to stably input the cooling water source into the lower mold 1 through the input pipe 43 to complete the cooling.

[0030] See also Figure 6 The positioning device 6 includes a positioning rod 61, a positioning groove 62, a limiting plate 63 and a limiting groove 64. The positioning rod 61 is symmetrically fixedly installed on the surface of the bottom plate 2. The bottom end of the lower mold 1 is located at the top of the positioning rod 61 and a positioning groove 62 is provided. The positioning rod 61 is slidably plugged into the positioning groove 62. The limiting plate 63 is symmetrically fixedly installed on the surface of the bottom plate 2. The limiting groove 64 is symmetrically provided inside the lower mold 1. The limiting plate 63 is slidably plugged into the limiting groove 64.

[0031] During use, the limiting plate 63 is aligned with the limiting groove 64, and then the lower mold 1 is fitted with the bottom plate 2, and then the positioning rod 61 is connected with the positioning groove 62 to complete the rapid positioning of the component.

[0032] See also Figure 6 The top end of the positioning rod 61 is spherical, so that the positioning rod 61 can enter the positioning groove 62 more smoothly during use.

[0033] The working principle of the rapid prototyping mold for processing TPU protective shells provided by the utility model is as follows: when the device is in use, the device is placed at the target position, and then the position of the lower mold 1 is quickly locked by using the positioning device 6, and the limit plate 63 is aligned with the limit groove 64, and then the lower mold 1 is fitted with the base plate 2, and then the positioning rod 61 is connected with the positioning groove 62 to complete the rapid positioning of the components, and then the lower mold 1 is fixed by using the reinforcement device 5, and the rotating block 52 is rotated to make the rotating block 52 drive the threaded rod 53 to change the angle, and then the threaded rod 53 is rotated into the notch inside the extrusion block 55, and then the nut 54 is rotated, and the connection between the lower mold 1 and the base plate 2 is made tighter through the extrusion of the nut 54, and because of the use of the connecting piece 4, water can be input into the interior after the material is finalized to quickly cool it down, thereby speeding up the working speed of the device itself.

[0034] The circuits and controls involved in the present invention are all prior art and will not be described in detail here.

[0035] The above are only embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A rapid prototyping mold for TPU protective shell processing, characterized in that: include: A lower mold (1), wherein a bottom plate (2) is fixedly mounted on the bottom end of the lower mold (1), a processing groove (3) is provided inside the lower mold (1), and a connecting piece (4) is symmetrically fixedly mounted on the side of the lower mold (1); A reinforcement device (5), the reinforcement device (5) is fixedly mounted on both sides of the lower mold (1), the reinforcement device (5) comprises a bracket (51), a rotating block (52), a threaded rod (53), a nut (54) and an extrusion block (55), the bracket (51) is symmetrically fixedly mounted on the bottom end of the lower mold (1), the rotating block (52) is rotatably mounted inside the bracket (51), the threaded rod (53) is fixedly mounted on the side of the rotating block (52), the nut (54) is threadedly mounted on the outside of the threaded rod (53), and the extrusion block (55) is symmetrically fixedly mounted on the side of the bottom plate (2), the reinforcement device (55) is used to quickly complete the installation and positioning of the lower mold (1), thereby accelerating the installation speed of the lower mold (1); A positioning device (6) is fixedly mounted on the surface of the bottom plate (2) and is used to assist the lower mold (1) in positioning, thereby making the connection between components more efficient and stable.

2. The rapid prototyping mold for TPU protective shell processing according to claim 1, characterized in that: An extrusion notch is provided inside the extrusion block (55).

3. The rapid prototyping mold for TPU protective shell processing according to claim 1, characterized in that: A washer is sleeved on the outside of the threaded rod (53).

4. The rapid prototyping mold for TPU protective shell processing according to claim 1, characterized in that: The connecting piece (4) comprises a connecting port (41), an insert block (42) and an input pipe (43); the connecting ports (41) are symmetrically fixedly mounted on both sides of the lower mold (1); the insert block (42) is slidably mounted outside the connecting port (41); and the input pipe (43) is symmetrically fixedly mounted at the bottom end of the insert block (42).

5. The rapid prototyping mold for TPU protective shell processing according to claim 4, characterized in that: The end of the inlet pipe (43) is connected to the pump body.

6. The rapid prototyping mold for TPU protective shell processing according to claim 1, characterized in that: The positioning device (6) comprises a positioning rod (61), a positioning groove (62), a limiting plate (63) and a limiting groove (64); the positioning rod (61) is symmetrically fixedly mounted on the surface of the bottom plate (2); the bottom end of the lower mold (1) is provided with a positioning groove (62) located at the top of the positioning rod (61); the positioning rod (61) and the positioning groove (62) are slidably plugged; the limiting plate (63) is symmetrically fixedly mounted on the surface of the bottom plate (2); the limiting groove (64) is symmetrically provided inside the lower mold (1); the limiting plate (63) and the limiting groove (64) are slidably plugged.

7. The rapid prototyping mold for TPU protective shell processing according to claim 6, characterized in that: The top end of the positioning rod (61) is in a spherical shape.

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