Novel high-precision free-form surface reflector circulation production device
By designing a new flow production device for high-precision free-curved mirrors, using chain transmission and temperature adjustment of multi-stage heating areas, the problems of long injection molding cycles and optical imaging abnormalities are solved, and more efficient production and better optical performance are achieved.
Patent Information
- Application Number
- CN202420730396.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-10
- Publication Date
- 2025-03-07
- Estimated Expiration
- 2034-04-10
AI Technical Summary
The existing free-curved mirrors have a long injection molding cycle and are easily affected by cold air when opening the mold, resulting in abnormal optical imaging and affecting product quality.
A new flow production device for high-precision free-curved mirrors is designed, and a chain drive is used to drive the product through multiple heating areas, and each heating area is set at a different temperature to achieve multi-stage temperature regulation and uniform cooling.
The injection molding cycle of high-precision free-surface mirrors is shortened from 8-15 minutes to 5-7 minutes, reducing product deformation, improving production efficiency, and ensuring optical performance.
Smart Images
Figure CN222573742U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of free-form surface reflector production devices, and in particular relates to a novel high-precision free-form surface reflector circulation production device. Background Art
[0002] The car head-up display uses a free-form reflector, which is generally 5-8mm thick. Due to the thick wall of the product, the product needs to be completely cooled before the mold is opened and taken out. Under the premise of ensuring optical performance, the injection molding cycle is generally 8-15 minutes, which is a long time cycle.
[0003] If the product is injection molded in a short time, it is easy to be affected by cold air after the mold is opened, resulting in inconsistent cooling conditions inside and outside the product, causing excessive shrinkage inside the product, causing excessive deformation of the product, exceeding the optical performance standards, and causing optical imaging abnormalities. Utility Model Content
[0004] In order to solve the problems that the existing free-form surface reflector has a long injection molding cycle and is easily affected by cold air during mold opening, resulting in abnormal optical imaging and affecting product quality, the utility model provides a new flow production device for high-precision free-form surface reflectors, which has small product deformation, shortens the injection molding cycle of high-precision free-form surface reflectors, and improves production efficiency.
[0005] The technical solution of the utility model is as follows:
[0006] A novel high-precision free-form surface reflector circulation production device comprises an outer cover and a mounting plate fixed in the outer cover, wherein both ends of the mounting plate extend outward to the outside of the outer cover, and a driving sprocket is arranged at one end of the mounting plate, and a passive sprocket is arranged at the other end, a chain is arranged between the driving sprocket and the passive sprocket, and a plurality of intermittent mounting mechanisms for conveying the free-form surface reflector are arranged on the chain, and the driving sprocket is driven to rotate by a driving device;
[0007] A plurality of heating zones are arranged inside the outer cover, and heating pipes and blowers are arranged inside the heating zones, and the output end of the blower faces the chain.
[0008] Preferably, the driving device is a motor, and the output shaft of the motor is fixedly connected to the driving sprocket.
[0009] Preferably, both ends of the mounting plate are respectively provided with a first connecting plate and a second connecting plate extending outward, the driving device and the active sprocket are fixed on the first connecting plate, and the passive sprocket is fixed on the second connecting plate.
[0010] Preferably, the mounting mechanism comprises a V-shaped hook fixed on the chain, a U-shaped block is hung on the V-shaped hook, an upper end of the U-shaped block is engaged with the V-shaped hook, and a lower end is connected to the free-form surface reflector.
[0011] Preferably, a control box for controlling the working state of the motor is fixed on the outer cover.
[0012] Preferably, a temperature sensor is also provided on the mounting plate.
[0013] Preferably, there are four heating zones, each of which is provided with a heating tube and a blower.
[0014] Compared with the prior art, the utility model has the following beneficial effects:
[0015] (1) The utility model drives the product through multiple heating areas in sequence through chain transmission. A heating tube and a blower are arranged in each heating area. Different temperatures are set in each heating area to achieve stage cooling of multiple temperatures, which can meet the uniform cooling of the product, thereby reducing the deformation of the product; the cooling time of the product inside the mold can be converted into external cooling time. Under the premise of ensuring the optical performance of the product, the injection molding cycle of high-precision free-form surfaces can be greatly shortened, and the molding cycle is reduced from 8-15 minutes to 5-7 minutes, thereby improving work efficiency.
[0016] (2) In the embodiments of the present invention, the temperature sensor is designed to ensure the accuracy and controllability of the temperature of each heating area. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0018] Figure 2 for Figure 1 An enlarged schematic diagram of the reference numeral A;
[0019] Figure 3 for Figure 1 An enlarged schematic diagram of the reference numeral B;
[0020] Figure 4 It is a side view of the overall structure of the utility model;
[0021] In the figure: 1-passive sprocket, 2-chain, 3-mounting plate, 4-V-shaped hook, 5-product, 6-second connecting plate, 7-motor, 8-outer cover, 9-driving sprocket, 10-first connecting plate, 11-blower, 12-control box, 13-U-shaped block. DETAILED DESCRIPTION
[0022] The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
[0023] Example 1: See Figure 1-4 A novel high-precision free-form surface reflector circulation production device comprises an outer cover 8 and a mounting plate 3 fixed in the outer cover 8, both ends of the mounting plate 3 extend outward to the outside of the outer cover 8, and one end of the mounting plate 3 is provided with a driving sprocket 9, and the other end is provided with a passive sprocket 1, a chain 2 is provided between the driving sprocket 9 and the passive sprocket 1, and the chain 2 is intermittently provided with an intermittent mounting mechanism for conveying the free-form surface reflector, and the driving sprocket 9 is driven to rotate by a driving device;
[0024] A plurality of heating zones are arranged inside the outer cover 8 , and heating pipes and a blower 11 are arranged inside the heating zones. The output end of the blower 11 faces the chain 2 .
[0025] Example 2: See Figure 1 and Figure 2 On the basis of the previous embodiment, the driving device is a motor 7, and the output shaft of the motor 7 is fixedly connected to the driving sprocket 9.
[0026] See also Figure 2 In one embodiment of the utility model, in order to facilitate the control of the motor 7 to drive the movement of the driving sprocket 9 and the chain 2, and to facilitate the taking and placing of products, a control box 12 for controlling the working state of the motor 7 is fixed on the outer cover 8.
[0027] See also Figure 2-3 In another embodiment of the utility model, both ends of the mounting plate 3 are respectively provided with a first connecting plate 10 and a second connecting plate 6 extending outward, the driving device and the active sprocket 9 are fixed on the first connecting plate 10, and the passive sprocket 1 is fixed on the second connecting plate 6.
[0028] See also Figure 3 In one embodiment of the utility model, the mounting mechanism includes a V-shaped hook 4 fixed on the chain, a U-shaped block 13 is hung on the V-shaped hook 4, the upper end of the U-shaped block 13 is engaged with the V-shaped hook 4, and the lower end is connected to the free-form surface reflector.
[0029] In one embodiment of the utility model, a temperature sensor is further provided on the mounting plate 3. The temperature is regularly monitored by the temperature sensor, so that the temperature of the heating area can be accurately controlled and compensated.
[0030] In an embodiment of the present invention, there are four heating zones, each of which is provided with a heating tube and a blower 11 .
[0031] During operation, the motor 7 drives the active sprocket 9 to rotate, thereby driving the passive sprocket and the chain to rotate, and finally drives the V-shaped hook 4 fixed on the chain to move, and passes through 4 heating areas in turn. The temperature set in each heating area is different. When the product 5 passes through, multi-stage temperature regulation can be achieved, and the product can be evenly cooled by stage cooling of multiple temperatures. Finally, the product 5 follows the chain 2 to rotate and flow to the outside of the outer cover. At this time, the motor 7 stops working and the product 5 is manually taken out from the V-shaped hook 4.
[0032] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by 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 new type of high-precision free-form surface reflector circulation production device, characterized in that: It comprises an outer cover and a mounting plate fixed in the outer cover, both ends of the mounting plate extend outward to the outside of the outer cover, and one end of the mounting plate is provided with a driving sprocket, and the other end is provided with a passive sprocket, a chain is provided between the driving sprocket and the passive sprocket, and a plurality of intermittent mounting mechanisms for conveying free-form surface reflectors are provided on the chain, and the driving sprocket is driven to rotate by a driving device; A plurality of heating zones are arranged inside the outer cover, and heating pipes and blowers are arranged inside the heating zones, and the output end of the blower faces the chain.
2. A novel high-precision free-form surface reflector circulation production device according to claim 1, characterized in that: The driving device is a motor, and the output shaft of the motor is fixedly connected to the driving sprocket.
3. A novel high-precision free-form surface reflector circulation production device according to claim 1 or 2, characterized in that: Both ends of the mounting plate are respectively provided with a first connecting plate and a second connecting plate extending outwards, the driving device and the active sprocket are fixed on the first connecting plate, and the passive sprocket is fixed on the second connecting plate.
4. The novel high-precision free-form surface reflector circulation production device according to claim 1 is characterized in that: The mounting mechanism comprises a V-shaped hook fixed on the chain, a U-shaped block is hung on the V-shaped hook, the upper end of the U-shaped block is engaged with the V-shaped hook, and the lower end is connected to the free-form surface reflector.
5. The novel high-precision free-form surface reflector circulation production device according to claim 2 is characterized in that: A control box for controlling the working state of the motor is fixed on the outer cover.
6. The novel high-precision free-form surface reflector circulation production device according to claim 1 is characterized in that: A temperature sensor is also arranged on the mounting plate.
7. The novel high-precision free-form surface reflector circulation production device according to claim 1 is characterized in that: There are four heating zones, each of which is provided with a heating tube and a blower.