High-speed rail evacuation platform plastic mold

Abstract

The utility model discloses a high-speed rail evacuation platform plastic mold, which relates to the technical field of high-speed rail evacuation platform production and comprises a base, a mounting groove is arranged at the upper end of the base, pop-up components are symmetrically mounted at the bottom end in the mounting groove, a mold body is movably connected in the mounting groove, and a mold groove is arranged at the upper end of the mold body. A demolding assembly is installed at the bottom end in the mold groove, connecting blocks are symmetrically and fixedly connected to the two ends of the mold body, and fixing assemblies are installed in the connecting blocks. By the adoption of the structure, evacuation platforms of different sizes and shapes can be produced by replacing molds, production flexibility is improved, daily maintenance of the molds by personnel is facilitated, production interruption caused by mold problems is avoided, timely supply of the high-speed rail evacuation platforms is guaranteed, and production efficiency is improved. And meanwhile, the evacuation platform can be easily and quickly separated from the mold after being formed in the mold, so that the production period is shortened, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of high-speed railway evacuation platform production, in particular to a plastic mold for a high-speed railway evacuation platform. Background Art

[0002] A high-speed rail evacuation platform is a specialized device or system used to quickly and safely evacuate passengers in emergency situations. Its primary function is to provide a safe and stable evacuation channel for passengers in the event of a high-speed train accident or emergency, ensuring they can quickly leave the scene and reach a safe area. High-speed rail evacuation platform plastic molds are a crucial tool for manufacturing high-speed rail evacuation platform covers.

[0003] Announcement No. "CN208005935U" discloses a subway evacuation platform mold that facilitates demolding. The mold comprises a mold having a cylindrical body disposed at the bottom of an inner groove of the mold. The mold comprises a frame plate, an inner bottom plate, and an outer bottom plate. The frame plates enclose a mold groove that extends vertically through the mold groove. A circle of steps is provided on the inner wall at the lower end of the mold groove. The inner bottom plate matches the inner wall of the mold groove, with its lower surface resting on the step and its upper surface fixed to the bottom end of the cylinder. The outer bottom plate matches the inner wall of the mold groove and can move up and down along the axis of the mold groove. A hydraulic cavity is formed between the outer bottom plate and the inner bottom plate. The inner bottom plate has several small holes, and an injection hole is provided in the cylinder. The small holes and injection hole are respectively connected to the hydraulic cavity. The mold also includes a water absorbent pad that passes through the cylinder and contacts the upper surface of the inner bottom plate. This utility model can realize automated demolding production, reduce damage to the mold caused by demolding, and improve product quality.

[0004] Although the above-mentioned utility model can realize automated demolding production, reduce the damage to the mold caused by demolding, and improve product quality, it cannot adapt to the production needs of high-speed rail evacuation platforms of different sizes and specifications, which limits the diversity and customization capabilities of the product. Moreover, with the diversification of high-speed rail models and tunnel structures, the demand for the size of evacuation platforms is also constantly changing. The lack of flexibility of the mold will make it difficult for the product to adapt to market changes and reduce its market competitiveness. Utility Model Content

[0005] In response to the problems mentioned in the background technology, the purpose of the present utility model is to provide a high-speed rail evacuation platform plastic mold to solve the problem that it cannot adapt to the production needs of high-speed rail evacuation platforms of different sizes and specifications, which limits the diversity and customization capabilities of the product. Moreover, with the diversification of high-speed rail models and tunnel structures, the demand for the size of evacuation platforms is also constantly changing. The lack of flexibility of the mold will make it difficult for the product to adapt to market changes and reduce market competitiveness.

[0006] The above technical objectives of the present invention are achieved through the following technical solutions:

[0007] A high-speed rail evacuation platform plastic mold includes a base, an installation groove is formed at the upper end of the base, a pop-up component is symmetrically installed at the bottom end of the installation groove, a mold body is movably connected inside the installation groove, a mold groove is formed at the upper end of the mold body, a demoulding component is installed at the bottom end of the mold groove, connecting blocks are symmetrically fixedly connected at both ends of the mold body, and a fixing component is installed inside the connecting block;

[0008] The fixing assembly includes a cavity, a first return spring, a movable plate and a locking block, a cavity is opened inside the connecting block, one end of the cavity is symmetrically fixedly connected to the first return spring, the other end of the first return spring is fixedly connected to the movable plate, the movable plate and the cavity are slidably connected, the end of the movable plate away from the first return spring is fixedly connected to the locking block, the end of the locking block away from the movable plate extends from the side end of the connecting block, the bottom end of the locking block is set as an inclined surface, the upper end of the base is symmetrically opened with a connecting groove, the connecting groove and the connecting block are plug-in, and a locking groove is opened at one end inside the connecting groove, and the lock The other end of the tightening groove passes through the base, and the locking groove and the locking block are snap-connected. An unlocking block is slidably connected inside the locking groove. The end of the unlocking block away from the locking block extends out of the side end of the base. A limiting groove is symmetrically provided inside the locking groove, and the limiting blocks are symmetrically fixedly connected at both ends of the unlocking block. The limiting block and the limiting groove are slidably connected. Evacuation platforms of different sizes and shapes can be produced by replacing the mold, which improves the flexibility of production and facilitates the daily maintenance of the mold by personnel, avoids production interruptions caused by mold problems, and ensures the timely supply of high-speed rail evacuation platforms.

[0009] As an optimal technical solution, positioning columns are symmetrically fixedly connected to the bottom of the installation groove near the chamfer, and positioning holes are symmetrically opened near the chamfer at the bottom of the mold body. The positioning holes and the positioning columns are plugged into each other. The cooperation between the positioning columns and the positioning holes can achieve precise positioning between the mold and the base, ensuring that the relative position of the mold and the base is correct, which helps to ensure the stability and consistency of the evacuation platform plastic mold during the processing process, thereby improving the quality and precision of the product.

[0010] As an optimal technical solution, the demolding assembly includes a built-in hole, a second return spring, a movable column, a sealing ejection plate, a through hole and a magnetic column. The bottom end of the mold groove is symmetrically provided with a built-in hole, the bottom end of the built-in hole is fixedly connected to the second return spring, the other end of the second return spring is fixedly connected to the movable column, the movable column is slidingly connected to the inside of the built-in hole, the end of the movable column away from the second return spring is fixedly connected to the sealing ejection plate, the bottom end of the mold groove is provided with a through hole, the through hole passes through the mold body, the bottom end of the sealing ejection plate is fixedly connected to the magnetic column, the magnetic column is slidingly connected to the inside of the through hole, a square groove is provided at the bottom end of the installation groove, an electromagnet is installed inside the square groove, the electromagnet and the magnetic column are magnetically connected, which can ensure that the evacuation platform can be easily and quickly separated from the mold after being formed in the mold, thereby shortening the production cycle and improving production efficiency, and can ensure that the evacuation platform will not be damaged or deformed during demolding, thereby ensuring the quality and appearance of the evacuation platform.

[0011] As an optimal technical solution, the pop-up assembly includes a accommodating groove, a third return spring, a pop-up column and a pop-up plate. The accommodating groove is symmetrically opened at the bottom end of the mounting groove. The third return spring is fixedly connected to the bottom end of the accommodating groove. The other end of the third return spring is fixedly connected to the pop-up column. The pop-up column is slidably connected to the inside of the accommodating groove. The end of the pop-up column away from the third return spring is fixedly connected to the pop-up plate. The other end of the pop-up plate is in contact with the bottom end of the mold body, and the mold body can be ejected from the mounting groove of the base, thereby simplifying the disassembly process, reducing the complexity and time consumption of manual operation, and significantly improving production efficiency.

[0012] In summary, the present invention has the following beneficial effects:

[0013] First, in the present invention, a mold body with a suitable mold groove is selected, and the mold body is placed inside the mounting groove of the base, so that the connecting block is inserted into the connecting groove. During the insertion process, the extrusion force applies pressure to the inclined surface at the bottom end of the locking block, and the locking block drives the movable plate to press against the first return spring, and at the same time the locking block retracts into the cavity. When the locking block moves to the locking groove, the first return spring resets, and the movable plate rebounds to drive the locking block to pop out, and the locking block is clamped and fixed with the locking groove to complete the assembly of the mold body and the base. Evacuation platforms of different sizes and shapes can be produced by replacing the mold, which improves the flexibility of production and facilitates the daily maintenance of the mold by personnel, avoids production interruptions caused by mold problems, and ensures the timely supply of high-speed rail evacuation platforms.

[0014] Second, in the present invention, the mold body and the base are assembled, and the electromagnet is started. The electromagnet is magnetically connected to the magnetic column, and the magnetic column slides inside the through groove. At the same time, the sealing ejection plate drives the movable column to descend, and the movable column presses against the second return spring, and the second return spring is compressed. When the injection molding is completed, the electromagnet is turned off, the second return spring is reset, and the movable column rebounds to drive the sealing ejection plate to pop out. The sealing ejection plate ejects the material after injection molding inside the mold groove, completing the demolding of the injection molded material, which can ensure that the evacuation platform can be easily and quickly separated from the mold after being formed in the mold, thereby shortening the production cycle and improving production efficiency. It can also ensure that the evacuation platform will not be damaged or deformed during demolding, thereby ensuring the quality and appearance of the evacuation platform. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the three-dimensional structure of the base of the utility model;

[0017] Figure 3 This is a schematic diagram of the cross-sectional three-dimensional structure of the mold body of the present invention;

[0018] Figure 4 This is a schematic diagram of the cross-sectional three-dimensional structure of the fixing component of the utility model;

[0019] Figure 5 It is a schematic diagram of the cross-sectional three-dimensional structure of the pop-up component of the present utility model.

[0020] Figure markings: 1. base; 2. mounting groove; 3. mold body; 4. mold groove; 5. positioning column; 6. positioning hole; 7. connecting block; 8. connecting groove; 9. locking groove; 10. unlocking block; 11. limiting block; 12. limiting groove; 13. fixing assembly; 131. cavity; 132. first return spring; 133. movable plate; 134. locking block; 14. demoulding assembly; 141. built-in hole; 142. second return spring; 143. movable column; 144. sealing ejection plate; 145. through hole; 146. magnetic column; 15. electromagnet; 16. pop-up assembly; 161. accommodating groove; 162. third return spring; 164. pop-up column; 165. pop-up plate; 17. square groove. DETAILED DESCRIPTION

[0021] Example

[0022] refer to Figures 1 to 5The plastic mold of a high-speed rail evacuation platform described in this embodiment includes a base 1, a mounting groove 2 is formed at the upper end of the base 1, a pop-up component 16 is symmetrically installed at the bottom end of the mounting groove 2, a mold body 3 is movably connected inside the mounting groove 2, a mold groove 4 is formed at the upper end of the mold body 3, a demolding component 14 is installed at the bottom end of the mold groove 4, and connecting blocks 7 are symmetrically fixedly connected at both ends of the mold body 3, and a fixing component 13 is installed inside the connecting block 7;

[0023] The fixing assembly 13 includes a cavity 131, a first return spring 132, a movable plate 133 and a locking block 134. A cavity 131 is provided inside the connecting block 7. One end of the cavity 131 is symmetrically fixedly connected to the first return spring 132. The other end of the first return spring 132 is fixedly connected to the movable plate 133. The movable plate 133 is slidingly connected to the inside of the cavity 131. The end of the movable plate 133 away from the first return spring 132 is fixedly connected to the locking block 134. The end of the locking block 134 away from the movable plate 133 extends out of the side end of the connecting block 7. The bottom end of the locking block 134 is set as an inclined surface. The upper end of the base 1 is symmetrically provided with a connecting groove 8. The connecting groove 8 is plugged into the connecting block 7. One end of the connecting groove 8 is provided inside Locking groove 9, the other end of the locking groove 9 passes through the base 1, and the locking groove 9 is snap-connected with the locking block 134. Select a mold body 3 with a suitable mold groove 4, place the mold body 3 inside the mounting groove 2 of the base 1, and insert the connecting block 7 into the connecting groove 8. During the insertion process, the extrusion force applies pressure to the inclined surface at the bottom end of the locking block 134, and the locking block 134 drives the movable plate 133 to press against the first return spring 132. At the same time, the locking block 134 retracts into the cavity 131. When the locking block 134 moves to the locking groove 9, the first return spring 132 is reset, and the movable plate 133 rebounds to drive the locking block 134 to pop out. The locking block 134 is snap-connected and fixed with the locking groove 9 to complete the assembly of the mold body 3 and the base 1.

[0024] refer to Figure 4 , an unlocking block 10 is slidably connected to the locking groove 9, and one end of the unlocking block 10 away from the locking block 134 extends out of the side end of the base 1, and a limiting groove 12 is symmetrically provided inside the locking groove 9. The two ends of the unlocking block 10 are symmetrically fixedly connected to the limiting blocks 11, and the limiting blocks 11 and the limiting groove 12 are slidably connected. Push the unlocking block 10 so that the unlocking block 10 slides inside the locking groove 9. At the same time, the limiting block 11 slides inside the limiting groove 12. The unlocking block 10 pushes the locking block 134 so that the locking block 134 drives the movable plate 133 to press against the first return spring 132. At the same time, the locking block 134 retracts into the cavity 131, and the locking block 134 ends the engagement with the locking groove 9, and then the mold body 3 is ejected from the mounting groove 2 of the base 1 through the pop-up assembly 16.

[0025] refer to Figures 2 to 3The bottom end of the mounting groove 2 is symmetrically fixed with positioning columns 5 near the chamfer, and the bottom end of the mold body 3 is symmetrically opened with positioning holes 6 near the chamfer. The positioning holes 6 and the positioning columns 5 are plugged into each other. When the mold body 3 is placed inside the mounting groove 2 of the base 1, the positioning columns 5 are plugged into the fixed holes.

[0026] refer to Figure 3 The demolding assembly 14 includes a built-in hole 141, a second return spring 142, a movable column 143, a sealed ejection plate 144, a through hole 145 and a magnetic column 146. The bottom end of the mold groove 4 is symmetrically provided with a built-in hole 141. The bottom end of the built-in hole 141 is fixedly connected to the second return spring 142. The other end of the second return spring 142 is fixedly connected to the movable column 143. The movable column 143 is slidably connected to the inside of the built-in hole 141. The end of the movable column 143 away from the second return spring 142 is fixedly connected to the sealed ejection plate 144. A through hole 145 is provided at the bottom end of the mold groove 4. The through hole 145 passes through the mold body 3. The bottom end of the sealed ejection plate 144 is fixedly connected to the magnetic column 146. The magnetic column 146 is slidably connected to the inside of the through hole 145. A square groove 17 is provided at the bottom end of the mounting groove 2, and an electromagnet 15 is installed inside the square groove 17. The electromagnet 15 is magnetically connected to the magnetic column 146. The mold body 3 and the base 1 are assembled, and the electromagnet 15 is started. The electromagnet 15 is magnetically connected to the magnetic column 146. The magnetic column 146 slides inside the through groove. At the same time, the sealing ejection plate 144 drives the movable column 143 to descend, and the movable column 143 presses against the second return spring 142. The second return spring 142 is compressed. When the injection molding is completed, the electromagnet 15 is turned off, the second return spring 142 is reset, and the movable column 143 rebounds to drive the sealing ejection plate 144 to pop out. The sealing ejection plate 144 ejects the material after injection molding inside the mold groove 4, completing the demolding of the injection molded material.

[0027] refer to Figure 5 The pop-up assembly 16 includes a receiving groove 161, a third return spring 162, a pop-up column 164 and a pop-up plate 165. The receiving groove 161 is symmetrically opened at the bottom end of the inner part of the installation groove 2. The bottom end of the inner part of the receiving groove 161 is fixedly connected to the third return spring 162, and the other end of the third return spring 162 is fixedly connected to the pop-up column 164. The pop-up column 164 is slidingly connected to the inside of the receiving groove 161. The end of the pop-up column 164 away from the third return spring 162 is fixedly connected to the pop-up plate 165, and the other end of the pop-up plate 165 is in contact with the bottom end of the mold body 3. When the locking block 134 ends the engagement with the locking groove 9, the third return spring 162 is reset, and the pop-up column 164 rebounds to drive the pop-up plate 165 to pop out, and the pop-up plate 165 pushes the mold body 3 out of the installation groove 2.

[0028] Principle and advantages of use: First, select a mold body 3 with a suitable mold groove 4, place the mold body 3 into the mounting groove 2 of the base 1, insert the connecting block 7 into the connecting groove 8, and the mold body 3 presses against the pop-up plate 165. The pop-up plate 165 drives the pop-up column 164 to slide inside the accommodating groove 161. The pop-up column 164 presses against the third return spring 162, and the third return spring 162 is compressed. At the same time, during the insertion process, the extrusion force presses the inclined surface at the bottom end of the locking block 134, and the locking block 134 drives the movable plate 133 to press against the first return spring 132. At the same time, the locking block 134 retracts into the cavity 131. When the locking block 134 moves to the locking groove 9, the first return spring 132 is reset. The movable plate 133 rebounds and drives the locking block 134 to pop out. The locking block 134 is clamped and fixed with the locking groove 9 to complete the assembly of the mold body 3 and the base 1. After the mold body 3 and the base 1 are assembled, the electromagnet 15 is started. The electromagnet 15 is magnetically connected to the magnetic column 146. The magnetic column 146 slides inside the through groove. At the same time, the sealing ejection plate 144 drives the movable column 143 to descend. The movable column 143 presses against the second return spring 142. The second return spring 142 is compressed. When the injection molding is completed, the electromagnet 15 is turned off. The second return spring 142 is reset. The movable column 143 rebounds and drives the sealing ejection plate 144 to pop out. The sealing ejection plate 144 ejects the material after injection molding inside the mold cavity 4.

[0029] The utility model can produce evacuation platforms of different sizes and shapes by replacing the mold, thereby improving the flexibility of production, facilitating the daily maintenance of the mold by personnel, avoiding production interruptions caused by mold problems, ensuring the timely supply of high-speed rail evacuation platforms, and ensuring that the evacuation platform can be easily and quickly separated from the mold after being formed in the mold, thereby shortening the production cycle and improving production efficiency.

Claims

1. A plastic mold for a high-speed rail evacuation platform, including a base, characterized by: The upper end of the base is provided with a mounting groove, the bottom end of the mounting groove is symmetrically provided with an ejection assembly, the mounting groove is movably connected with a mold body, the upper end of the mold body is provided with a mold groove, the bottom end of the mold groove is provided with a demoulding assembly, the two ends of the mold body are symmetrically fixedly connected with connecting blocks, and the connecting blocks are provided with a fixing assembly; The fixing assembly includes a cavity, a first return spring, a movable plate and a locking block. A cavity is opened inside the connecting block, one end of the cavity is symmetrically fixedly connected to the first return spring, the other end of the first return spring is fixedly connected to the movable plate, the movable plate and the cavity are slidingly connected, the end of the movable plate away from the first return spring is fixedly connected to the locking block, the end of the locking block away from the movable plate extends out of the side end of the connecting block, and the bottom end of the locking block is set as an inclined surface.

2. The high-speed rail evacuation platform plastic mold according to claim 1, characterized in that: The upper end of the base is symmetrically provided with connecting grooves, the connecting grooves and the connecting block are plugged together, one end of the connecting groove is provided with a locking groove, the other end of the locking groove passes through the base, and the locking groove and the locking block are snap-connected.

3. The high-speed rail evacuation platform plastic mold according to claim 2, characterized in that: An unlocking block is slidably connected inside the locking groove, and one end of the unlocking block extends out of the side end of the base away from the locking block. A limiting groove is symmetrically provided inside the locking groove, and the limiting blocks are symmetrically fixedly connected at both ends of the unlocking block, and the limiting block and the limiting groove are slidably connected.

4. The high-speed rail evacuation platform plastic mold according to claim 1, characterized in that: The bottom end of the installation groove is symmetrically fixedly connected with a positioning column near the chamfer, and the bottom end of the mold body is symmetrically opened with a positioning hole near the chamfer, and the positioning hole and the positioning column are plugged.

5. The high-speed rail evacuation platform plastic mold according to claim 1, characterized in that: The demoulding assembly includes a built-in hole, a second return spring, a movable column, a sealed ejection plate, a through hole and a magnetic column. The bottom end of the mold groove is symmetrically provided with a built-in hole, the bottom end of the built-in hole is fixedly connected to the second return spring, the other end of the second return spring is fixedly connected to the movable column, the movable column is slidably connected to the inside of the built-in hole, the end of the movable column away from the second return spring is fixedly connected to the sealed ejection plate, the bottom end of the mold groove is provided with a through hole, the through hole passes through the mold body, the bottom end of the sealed ejection plate is fixedly connected to the magnetic column, and the magnetic column is slidably connected to the inside of the through hole.

6. The high-speed rail evacuation platform plastic mold according to claim 1, characterized in that: A square groove is provided at the bottom end of the installation groove, an electromagnet is installed inside the square groove, and the electromagnet is connected to the magnetic column by magnetic attraction.

7. The high-speed rail evacuation platform plastic mold according to claim 1, characterized in that: The pop-up assembly includes a receiving groove, a third return spring, a pop-up column and a pop-up plate. The receiving groove is symmetrically opened at the bottom end of the installation groove. The third return spring is fixedly connected to the bottom end of the receiving groove. The other end of the third return spring is fixedly connected to the pop-up column. The pop-up column is slidably connected to the inside of the receiving groove. The end of the pop-up column away from the third return spring is fixedly connected to the pop-up plate. The other end of the pop-up plate is in contact with the bottom end of the mold body.

Images