CN214781470U

CN214781470U - Mould pressing die for glass optical element blank

Info

Publication number: CN214781470U
Application number: CN202120073646.8U
Authority: CN
Inventors: 林敏�
Original assignee: Hubei Qianfaren Optical Crystal Technology Co ltd
Current assignee: Hubei Qianfaren Optical Crystal Technology Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-11-19
Anticipated expiration: 2031-01-12

Abstract

The utility model discloses a compression mold of glass optical element blank, including organism assembly, melt assembly, movable mould assembly and cover half assembly, the movable mould assembly is installed to cover half assembly upper end, and the melt assembly is installed in movable mould assembly left side, melts the material assembly and installs inside the organism assembly, and the organism assembly comprises shell, feeding funnel, material chamber support and mounting platform. The utility model discloses inside at first adding the melt assembly with optical element's raw materials through the feeding funnel on the organism assembly when using, the hot plate on the melt assembly begins the intensification heating, make optical element's raw materials melt for liquid, melt and start driving motor after accomplishing, driving motor drives the scraping wings and moves forward and then inside liquid raw materials propelling movement to cover half assembly, accomplish optical element's mould pressing work, it is high to have work efficiency with the mould pressing mould of traditional glass optical element blank, blank surface accuracy is high, advantages such as easy operation.

Description

Mould pressing die for glass optical element blank

Technical Field

The utility model relates to a technical field of optical element blank mould pressing, concretely a moulding-die utensil of glass optical element blank.

Background

Compression molding has the advantages of small raw material loss, uniform compression, small deformation amount, low internal stress and higher mechanical property, is particularly suitable for thin-wall products which cannot be warped, can also be used for producing products with larger wall thickness difference, has small shrinkage rate, is suitable for automatic feeding and automatic product taking, is widely applied to producing small products, and is undoubtedly one of the most ideal processing methods for mass production of optical elements along with the development of processing technology and the driving of application requirements.

However, most of the mould pressing dies for glass optical element blanks in the prior art have the problems of long cooling period, low surface precision of formed elements, difficult demoulding and the like.

In response to the problems and challenges, we propose a mold for molding a glass optical element blank, which has the advantages of high working efficiency, high precision of the blank surface, simple operation, etc.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compression molding of glass optical element blank mould, the device is inside the material melting assembly is added with optical element's raw materials through the feeding funnel on the organism assembly at first when using, the hot plate that melts on the material assembly begins the intensification heating, make optical element's raw materials melt for liquid, start driving motor after melting the completion, driving motor drives the scraping wings and moves forward and then inside with liquid raw materials propelling movement to the cover half assembly, accomplish optical element's mould pressing work, thereby the compression molding who has solved traditional optical element blank mostly has the cooling cycle length, shaping component surface accuracy is low, drawing of patterns difficulty scheduling problem.

In order to achieve the above purpose, the utility model provides the following technical scheme: a mould pressing die for a glass optical element blank comprises a machine body assembly, a melt assembly, a movable die assembly and a fixed die assembly, wherein the movable die assembly is mounted at the upper end of the fixed die assembly, the melt assembly is mounted on the left side of the movable die assembly, the melt assembly is mounted inside the machine body assembly, the machine body assembly consists of a shell, a feeding hopper, a material cavity support and a mounting platform, the material cavity support is mounted on the left side of the mounting platform, the material cavity support is mounted inside the shell, and the feeding hopper is mounted at the upper end of the shell;

the melt assembly includes feed cylinder assembly, insulating layer, hot plate and material loading mouth, and the insulating layer is installed to the material loading mouth lower extreme, and insulating layer internally mounted has the hot plate, and the hot plate is installed in feed cylinder assembly outsidely, and cover half assembly is installed on feed cylinder assembly right side, and the cover half assembly comprises notes material chamber, rubber, die and jacking ware, and the die is installed to jacking ware upper end, and rubber is installed on the die upper end, and rubber is installed at notes material intracavity portion.

Furthermore, the charging barrel assembly comprises a driving motor, a barrel wall, a material pushing plate, a screw rod and a supporting seat, wherein the screw rod is installed on the left side of the supporting seat, the screw rod is installed on the inner side of the material pushing plate, the driving motor is installed on the left side of the screw rod, and the driving motor is installed on the left side of the barrel wall.

Furthermore, the movable mould assembly comprises a movable mould, a cylinder, guide rods, guide sleeves and a support, the guide sleeves are installed at the upper end of the support, the guide rods are installed inside the guide sleeves, the guide rods are installed on two sides of the cylinder, and the movable mould is installed at the lower end of the cylinder.

Furthermore, the movable die comprises a connecting plate, a male die, guide pillars, a sleeve and springs, the springs are installed inside the sleeve, the guide pillars are installed at the lower end of the sleeve and are installed on two sides of the male die, and the upper end of the male die is connected with the guide pillars.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. according to the mould pressing die for the glass optical element blank, the driving motor and the lead screw are arranged in the melting assembly, the lead screw can accurately control the forward displacement of the material pushing plate during working, so that the injection amount of raw materials can be accurately controlled, and the product percent of pass is improved.

2. According to the mould pressing die for the glass optical element blank, rubber is respectively arranged on the movable die assembly and the fixed die assembly, the surface quality of the optical blank is controlled by controlling the surface precision of the rubber, and an optical element with higher precision can be formed.

3. According to the mould pressing die for the glass optical element blank, the female die and the male die are respectively arranged inside the fixed die assembly and the movable die assembly, and in the downward moving process of the movable die assembly, the optical element can be directly pressed by the male die and the female die, so that the moving process of a blank piece is reduced, and the production efficiency is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the machine body assembly of the present invention;

FIG. 3 is a schematic structural view of the fixed mold assembly of the present invention;

FIG. 4 is a schematic structural view of the movable mold assembly of the present invention;

fig. 5 is a schematic structural view of the movable mold of the present invention.

In the figure: 1. a machine body assembly; 11. a housing; 12. feeding a hopper; 13. a material cavity bracket; 14. mounting a platform; 2. a melt assembly; 21. a feed cylinder assembly; 211. a drive motor; 212. a cylinder wall; 213. a material pushing plate; 214. a screw rod; 215. a supporting seat; 22. a thermal insulation layer; 23. heating plates; 24. a feeding port; 3. a movable mold assembly; 31. a movable mold; 311. a connecting plate; 312. a male die; 313. a guide post; 314. a sleeve; 315. a spring; 32. a cylinder; 33. a guide bar; 34. a guide sleeve; 35. a support; 4. a fixed die assembly; 41. A material injection cavity; 42. rubber; 43. a female die; 44. and (4) a jacking device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a mold pressing mold for glass optical element blanks comprises a machine body assembly 1, a melt assembly 2, a movable mold assembly 3 and a fixed mold assembly 4, the movable mold assembly 3 is installed at the upper end of the fixed mold assembly 4, the melt assembly 2 is installed at the left side of the movable mold assembly 3, the melt assembly is installed inside the machine body assembly 1, the machine body assembly 1 is composed of a shell 11, a feeding hopper 12, a material cavity support 13 and an installation platform 14, the material cavity support 13 is installed at the left side of the installation platform 14, the material cavity support 13 is installed inside the shell 11, the feeding hopper 12 is installed at the upper end of the shell 11, the melt assembly 2 comprises a charging barrel assembly 21, a heat insulation layer 22, a heating plate 23 and a charging port 24, the heat insulation layer 22 is installed at the lower end of the charging port 24, the heating plate 23 is installed inside the heat insulation layer 22, the heating plate 23 is installed outside the charging barrel assembly 21, the fixed mold assembly 4 is installed at the right side of the charging barrel assembly 21, the fixed die assembly 4 consists of a material injection cavity 41, rubber 42, a female die 43 and a jacking device 44, the female die 43 is arranged at the upper end of the jacking device 44, the rubber 42 is arranged at the upper end of the female die 43, the rubber 42 is arranged in the material injection cavity 41, the charging barrel assembly 21 comprises a driving motor 211, a barrel wall 212, a material pushing plate 213, a screw rod 214 and a supporting seat 215, the screw rod 214 is arranged at the left side of the supporting seat 215, the screw rod 214 is arranged at the inner side of the material pushing plate 213, the driving motor 211 is arranged at the left side of the screw rod 214, the driving motor 211 is arranged at the left side of the barrel wall 212, the movable die assembly 3 comprises a movable die 31, a cylinder 32, a guide rod 33, a guide sleeve 34 and a support 35, the guide rod 33 is arranged at the upper end of the support 35, the guide rod 33 is arranged at the two sides of the cylinder 32, the movable die 31 is arranged at the lower end of the cylinder 32, the movable die 31 comprises a connecting plate 311, a male die 312, a guide rod 313, a sleeve 314 and a spring 315, the spring 315 is installed inside the sleeve 314, the lower end of the sleeve 314 is provided with guide posts 313, the guide posts 313 are installed on both sides of the male die 312, and the upper end of the male die 312 is provided with the connecting plate 311.

In summary, the following steps: when the mould pressing mould for the glass optical element blank is used, raw materials of the optical element are firstly added into a material cylinder assembly 21 of a melt assembly 2 through a feeding hopper 12 on a machine body assembly 1, when the raw materials of the optical element reach the interior of the material cylinder assembly 21, a heating plate 23 starts to work, when the heating plate 23 works, the optical raw materials are melted into a liquid state by raising the temperature in the material cylinder assembly 21, at the moment, a driving motor 211 starts to work, the driving motor 211 drives a screw rod 214 to rotate when working, and the screw rod 214 drives a material pushing plate 213 to move forwards so as to push the raw materials of the optical element into a fixed mould assembly 4;

when the raw material of the optical element reaches the inside of the material injection cavity 41 of the fixed mold assembly 4, the raw material is cooled to be in a colloid state, at this time, the movable mold assembly 3 starts to move downwards, the movable mold assembly 3 moves downwards to enable the rubber 42 to be in contact with the raw material of the optical element, the quality of the surface of the optical element is controlled through the surface precision of the rubber 42, the movable mold assembly 3 continues to move downwards, the convex mold 312 continues to move, the raw material of the optical element is pressed into the concave mold 43 through the convex mold 312, and the required optical element is molded through the internal structures of the convex mold 312 and the concave mold 43.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a glass optical element blank's mold pressing mould, includes organism assembly (1), melt assembly (2), movable mould assembly (3) and cover half assembly (4), its characterized in that: the upper end of the fixed die assembly (4) is provided with a movable die assembly (3), the left side of the movable die assembly (3) is provided with a melt assembly (2), the melt assembly is arranged in the machine body assembly (1), the machine body assembly (1) is composed of a shell (11), a feeding hopper (12), a material cavity support (13) and a mounting platform (14), the left side of the mounting platform (14) is provided with the material cavity support (13), the material cavity support (13) is arranged in the shell (11), and the upper end of the shell (11) is provided with the feeding hopper (12);

melt assembly (2) include feed cylinder assembly (21), insulating layer (22), hot plate (23) and feed inlet (24), insulating layer (22) are installed to feed inlet (24) lower extreme, insulating layer (22) internally mounted has hot plate (23), hot plate (23) are installed in feed cylinder assembly (21) outside, cover half assembly (4) is installed on feed cylinder assembly (21) right side, cover half assembly (4) are by annotating material chamber (41), rubber (42), die (43) and jacking ware (44) are constituteed, die (43) are installed to jacking ware (44) upper end, rubber (42) are installed to die (43) upper end, install inside annotating material chamber (41) rubber (42).

2. A glass optical element blank press-molding die as set forth in claim 1, wherein: the charging barrel assembly (21) comprises a driving motor (211), a barrel wall (212), a material pushing plate (213), a screw rod (214) and a supporting seat (215), the screw rod (214) is installed on the left side of the supporting seat (215), the screw rod (214) is installed on the inner side of the material pushing plate (213), the driving motor (211) is installed on the left side of the screw rod (214), and the driving motor (211) is installed on the left side of the barrel wall (212).

3. A glass optical element blank press-molding die as set forth in claim 1, wherein: the movable mould assembly (3) comprises a movable mould (31), a cylinder (32), a guide rod (33), a guide sleeve (34) and a support (35), the guide sleeve (34) is installed at the upper end of the support (35), the guide rod (33) is installed inside the guide sleeve (34), the guide rod (33) is installed on two sides of the cylinder (32), and the movable mould (31) is installed at the lower end of the cylinder (32).

4. A glass optical element blank molding die as claimed in claim 3, wherein: the movable die (31) comprises a connecting plate (311), a male die (312), guide columns (313), a sleeve (314) and springs (315), the springs (315) are installed inside the sleeve (314), the guide columns (313) are installed at the lower end of the sleeve (314), the guide columns (313) are installed on two sides of the male die (312), and the connecting plate (311) is installed at the upper end of the male die (312).