Efficient forming die for arc-shaped glass
By using an adjustable-curvature nested mold and a mesh cooling channel design, the problems of inaccurate forming and uneven cooling in traditional molds are solved, enabling efficient forming and high-quality production of curved glass.
Patent Information
- Application Number
- CN202520391954.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-07
- Publication Date
- 2026-02-17
- Estimated Expiration
- 2035-03-07
AI Technical Summary
Traditional molds are difficult to accurately form glass with deep curvature and special shapes, and unreasonable cooling system design leads to uneven internal stress in the glass, making it prone to spontaneous breakage.
By employing an adjustable-curvature nested mold design and a mesh cooling channel, combined with an elastic buffer layer and pressure sensors, precise glass forming and uniform cooling are achieved.
It improves the fit between the glass and the mold, adapts to the production needs of different curvatures, and reduces internal stress through uniform cooling, thereby reducing the risk of spontaneous breakage.
Smart Images
Figure CN223921299U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to glass mould technical field especially relates to arc glass high -efficient forming mould. BACKGROUND
[0002] Arc glass is widely used in architectural curtain wall, automobile glass, household electrical appliances panel and other fields because of its unique aesthetic effect and functionality. However, the manufacturing process of arc glass is complex, especially in the efficient forming process, many technical challenges are faced.
[0003] Although the traditional process has been widely used in arc glass manufacturing, there are still the following problems:
[0004] 1) For the glass with deep arc and special shape, the traditional mould is difficult to accurately form, which leads to poor adhesion of glass and mould, and the traditional mould is usually designed with fixed arc, which cannot adapt to the production demand of glass with different arcs.
[0005] 2) The cooling system design of traditional mould is unreasonable, which leads to inconsistent cooling speed of each part of glass, generates internal stress, and uneven cooling will lead to uneven distribution of internal stress of glass, which is easy to explode in subsequent processing or use. UTILITY MODEL CONTENT
[0006] The utility model discloses a kind of arc glass high-efficiency forming moulds, to solve the problems existing in prior art, for the glass with deep arc and special shape, traditional mould is difficult to accurately form, which leads to poor adhesion of glass and mould, and the traditional mould is usually designed with fixed arc, which cannot adapt to the production demand of glass with different arcs;On the other hand, the cooling system design of traditional mould is unreasonable, which leads to inconsistent cooling speed of each part of glass, generates internal stress, and uneven cooling will lead to uneven distribution of internal stress of glass, which is easy to explode in subsequent processing or use.
[0007] To achieve the above object, the utility model adopts the following technical scheme:
[0008] Arc glass high-efficiency forming mould, including mould main part, hollow mould is arranged at the bottom end in the mould main part, support column is arranged on the top of four corners of the mould main part, support plate is arranged at the top of the support column, telescopic rod is arranged at the bottom end middle position of the support plate, solid mould is arranged on the end of telescopic rod away from support plate.
[0009] Further, the solid mould and hollow mould are nested with each other, the hollow mould and solid mould are arc-shaped, and the diameter of the solid mould is smaller than that of the hollow mould.
[0010] Further, the hollow mold bottom end is provided with hydraulic rods on both sides, the two sides of the hollow mold are linked with the hydraulic rods, and the angle of the arc is adjusted to 0°-30°.
[0011] Further, the hollow mold is provided with cooling channels embedded in the inner wall, and the cooling channels are provided with micro-porous structures on the side close to the glass.
[0012] Further, the cooling channels are distributed in a mesh shape on the surface of the hollow mold and are connected with an external cooling system.
[0013] Further, the side of the solid mold close to the glass is provided with an elastic buffer layer made of high-temperature-resistant silica gel, and the top end of the solid mold is provided with a pressure sensor, and the output end of the pressure sensor extends into the solid mold.
[0014] Further, the longest length of the telescopic rod is the same as the distance from the support plate to the hollow mold inside the mold body.
[0015] Further, the outer wall of the mold body is provided with a switch cover, the switch cover is rotatably connected to the outer wall of the mold body, and the switch cover is connected with the inside of the mold body.
[0016] Compared with the prior art, the beneficial effects of the utility model are:
[0017] 1. The hollow mold and the solid mold are nested and combined, the glass with special shape and deep arc can be accurately pressed, the adhesion of the glass and the mold is significantly improved, the hydraulic rods on both sides of the hollow mold can be linked to adjust the arc (0°-30°), the mold can adapt to the glass production requirements of different arcs, and the versatility of the mold is enhanced.
[0018] 2. The cooling channels are embedded in the inner wall of the hollow mold and are distributed in a mesh shape and cover the entire mold surface, the cooling speed of each part of the glass is ensured to be consistent, the side close to the glass of the cooling channels is provided with a micro-porous structure, the cooling medium can uniformly seep out and directly act on the surface of the glass, the cooling efficiency is improved, the cooling channels are connected with an external cooling system, precise temperature control is realized, and internal stress concentration caused by uneven cooling is avoided. BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1 The utility model provides the whole structure schematic view of arc glass high efficiency forming mold;
[0020] Figure 2 The utility model provides the hollow mold structure schematic view of arc glass high efficiency forming mold;
[0021] Figure 3A schematic diagram of the solid mold structure of the high-efficiency forming mold for curved glass provided by this utility model;
[0022] Figure 4 A schematic diagram of the cooling channel structure of the high-efficiency forming mold for curved glass provided by this utility model.
[0023] Legend: 1. Mold body; 101. Hollow mold; 102. Support column; 103. Support plate; 104. Telescopic rod; 105. Solid mold; 106. Hydraulic rod; 107. Cooling channel; 108. Pressure sensor; 109. Switch cover. Detailed Implementation
[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.
[0025] To facilitate understanding of this utility model, a more comprehensive description of this utility model will be provided below with reference to relevant embodiments, and several embodiments of this utility model will be given. However, this utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of this utility model more thorough and complete.
[0026] Example 1: As Figures 1-4 As shown, this utility model provides a technical solution: a high-efficiency forming mold for curved glass, comprising as follows: Figure 1 As shown, the mold includes a mold body 1, a hollow mold 101 at the bottom of the mold body 1, support columns 102 at the four corners of the top of the mold body 1, support plates 103 at the top of the support columns 102, and telescopic rods 104 at the middle of the bottom of the support plates 103. A solid mold 105 is provided at the end of the telescopic rod 104 away from the support plates 103. The hollow mold 101 and the solid mold 105 are nested together, which solves the forming problem of complex curvature, improves the stability of the glass and the mold, and the hollow mold 101 can dynamically adjust the curvature to enhance the versatility of the mold and is suitable for the production of various curved glass.
[0027] Example 2: As Figures 1-4As shown, the solid mold 105 and the hollow mold 101 are nested with each other, the hollow mold 101 and the solid mold 105 are arc-shaped, the diameter of the solid mold 105 is smaller than that of the hollow mold 101, the hydraulic rod 106 is installed on both sides of the bottom end of the hollow mold 101, the arc on both sides of the hollow mold 101 is linked with the hydraulic rod 106, and the angle of the arc is adjusted to 0°-30°, the hydraulic rod 106 can dynamically adjust the mold arc to adapt to the needs of different arc-shaped glasses;
[0028] The cooling channel 107 is embedded in the inner wall of the hollow mold 101, the cooling channel 107 is provided with a microporous structure on the side close to the glass, the cooling channel 107 is distributed in a mesh shape on the surface of the hollow mold 101, the cooling channel 107 is connected with an external cooling system, the design of the cooling channel 107 realizes overall and uniform cooling of the glass, reduces stress concentration, and reduces the risk of self-explosion;
[0029] The side of the solid mold 105 close to the glass is provided with an elastic buffer layer, the elastic buffer layer is made of high-temperature-resistant silicone material, the elastic buffer layer can absorb local pressure in the pressing process, avoid the glass from being broken due to excessive pressure, the pressure sensor 108 is installed at the top end of the solid mold 105, the output end of the pressure sensor 108 extends to the inside of the solid mold 105, the pressure sensor 108 at the top end of the solid mold 105 monitors the pressing pressure in real time, and automatically adjusts the pressure distribution through the telescopic rod 104, so as to ensure that the glass is uniformly stressed during forming, reduce defects, improve the yield, the telescopic rod 104 has the same longest length as the distance from the support plate 103 to the hollow mold 101 inside the mold main body 1, the length of the telescopic rod 104 is the same as the distance from the support plate 103 to the hollow mold 101, so as to ensure that the solid mold 105 can accurately press the glass, and the operation is simple;
[0030] The outer wall of the mold main body 1 is provided with a switch cover 109, the switch cover 109 is rotatably connected on the outer wall of the mold main body 1, the switch cover 109 is connected with the inside of the mold main body 1, the formed glass can be taken out by opening the switch cover 109, and the maintenance and cleaning of the mold are facilitated, so that the convenience of use is improved.
[0031] The utility model discloses a work flow: when using arc glass high -efficient forming die, first according to the glass of required arc, through the dynamic adjustment of the arc of hollow mould 101 of hydraulic rod 106, ensure that the mould can adapt to the glass production demand of different arc, then again heat flat glass to softening temperature, make it have plasticity, place the glass after softening on hollow mould 101, utilize the self -weight of glass and the flowability under high temperature, make it preliminary adhere to the arc surface of hollow mould 101, through the telescopic rod 104 of support plate 103 bottom end, solid mould 105 is moved down, press into hollow mould 101, and the surface of glass is closely contacted, and the pressure sensor 108 of solid mould 105 top end real -time monitoring press pressure, and through telescopic rod 104 automatic adjustment pressure distribution, ensure that the glass is even in the stress of pressing process, avoid the breakage caused by partial pressure too big;
[0032] Cooling medium passes through the network distribution and micropore structure of cooling channel 107, and uniformly acts on the glass surface, realizes overall uniform cooling, and the external cooling system dynamically adjusts the flow rate and temperature of the cooling medium according to the feedback of the pressure sensor 108 and the temperature sensor, so that the cooling speed of each part of the glass is consistent, and internal stress concentration is reduced.
[0033] After cooling, the switch cover 109 on the outer wall of the mould main body 1 is opened, and the formed arc glass is taken out from the mould.
[0034] Although the embodiments of the utility model have been shown and described, it can be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. Arc-shaped glass high-efficiency forming die, comprising a die main body (1), characterized in that: The hollow mold (101) is arranged at the bottom end of the mold body (1), four support columns (102) are arranged at the top end of the mold body (1), the support plates (103) are arranged at the top end of the support columns (102), the telescopic rods (104) are arranged at the bottom end of the support plates (103), and the solid molds (105) are arranged at the ends of the telescopic rods (104) away from the support plates (103).
2. The arc glass high-efficiency forming mold according to claim 1, characterized in that: The solid mold (105) and the hollow mold (101) are nested with each other, the hollow mold (101) and the solid mold (105) are arc-shaped, and the diameter of the solid mold (105) is smaller than that of the hollow mold (101).
3. The arc glass high-efficiency forming mold according to claim 1, characterized in that: The hydraulic rods (106) are arranged at the two sides of the bottom end of the hollow mold (101), the arc degrees of the two sides of the hollow mold (101) are linked with the hydraulic rods (106), and the angle of the arc degrees is 0°-30°.
4. The arc glass high-efficiency forming mold according to claim 1, characterized in that: The cooling channels (107) are arranged in the inner wall of the hollow mold (101), and the micro-porous structure is arranged on the side of the cooling channels (107) close to the glass.
5. The arc glass high-efficiency forming mold according to claim 4, characterized in that: The cooling channels (107) are distributed in a mesh shape on the surface of the hollow mold (101) and are connected with the external cooling system.
6. The arc glass high-efficiency forming mold according to claim 1, characterized in that: The side of the solid mold (105) close to the glass is provided with an elastic buffer layer made of high-temperature-resistant silica gel, the pressure sensor (108) is arranged at the top end of the solid mold (105), and the output end of the pressure sensor (108) extends into the solid mold (105).
7. The arc glass high-efficiency forming mold according to claim 1, characterized in that: The longest length of the telescopic rod (104) is the same as the distance from the support plate (103) to the hollow mold (101) in the mold body (1).
8. The arc glass high-efficiency forming mold according to claim 1, characterized in that: The switch cover (109) is arranged on one side of the outer wall of the mold body (1), the switch cover (109) is rotatably connected to the outer wall of the mold body (1), and the switch cover (109) is connected with the inside of the mold body (1).