CN210851138U

CN210851138U - Camera lens mould

Info

Publication number: CN210851138U
Application number: CN201921853158.8U
Authority: CN
Inventors: 赵星宇
Original assignee: Kunshan Yizheng Precision Mould Industry Co ltd
Current assignee: Beijing Haoyu Zhongbang Technology Co.,Ltd.
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-06-26
Anticipated expiration: 2029-10-31

Abstract

The utility model relates to the technical field of camera forming dies, in particular to a camera lens die, which solves the defects of inaccurate positioning and unstable die assembly in the prior art, and comprises a bottom plate and an upper die, wherein the top of the bottom plate is fixed with a lower die through a bolt, the lower die and the upper die are oppositely arranged to form a die cavity, the top of the lower die is fixed with a guide pillar through the bolt, the outer part of the guide pillar is provided with a guide sleeve, the guide sleeve is arranged inside the upper die, the lower die is internally provided with a positioning groove, one side of the positioning groove is provided with a movable groove, and through the arrangement of structures such as the positioning rod, the positioning groove, a clamping block, a clamping groove and the like, the die not only adopts the traditional die assembly mode, but also designs a secondary positioning device which is additionally arranged in the horizontal and vertical directions during die assembly, enhances the positioning precision of, the processing precision reaches 0.001 mm.

Description

Camera lens mould

Technical Field

The utility model relates to a camera forming die technical field especially relates to a camera lens mould.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

On one hand, the molds are positioned in a traditional guide pillar mode, the positioning accuracy is not high, and the high-precision processing requirement cannot be met; on the other hand, the mold is likely to be shaken even after the mold is connected to another device, so that the stability of mold clamping is low, the product is deformed in the interior, and the yield is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings of inaccurate positioning and unstable die assembly in the prior art and providing a camera lens die.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a camera lens mould, includes bottom plate and last mould, the top of bottom plate is passed through the bolt fastening and is had the lower mould, the lower mould sets up the formation die cavity with last mould relatively, and the top of lower mould is passed through the bolt fastening and is had the guide pillar, and the outside of guide pillar is provided with the guide pin bushing, the guide pin bushing sets up the inside at last mould, the constant head tank has been seted up to the inside of lower mould, and the movable groove has been seted up to one side of constant head tank, the both sides of lower mould are all through having the backup pad through the bolt fastening, the hydro-cylinder is installed to one side of backup pad, and the internally mounted of hydro-cylinder has the push rod, and the one end of push rod is passed through the screw fastening and is had the fixture block.

Preferably, the fixed blocks are assembled on two sides of the inner wall of the movable groove in a welding mode, a through hole is formed in the center of each fixed block, the push rod is embedded into the through hole, and the second positioning tooth block of the integrally-formed structure is arranged at one end of the push rod.

Preferably, the size and the shape of the positioning rod are the same as those of the positioning groove, and the positioning rod is positioned right above the positioning groove.

Preferably, a clamping groove is formed in one side of the positioning rod, a first tooth groove is formed in one side of the clamping groove, the size and the shape of the first tooth groove are the same as those of the first positioning tooth block, and the size and the shape of the clamping groove are the same as those of the clamping block.

Preferably, the bottom of the positioning groove is provided with a second tooth groove, and the second tooth groove and the second positioning tooth block are the same in size and shape.

Preferably, a movable hole is formed in one side of the supporting plate, and the push rod penetrates through the inside of the movable hole.

The utility model has the advantages that:

1. the utility model discloses in through the setting of locating lever, constant head tank, fixture block, draw-in groove isotructure, the mould not only adopts traditional compound die mode to designed the secondary positioning and add corresponding positioner on level and vertical direction when the compound die, strengthened the precision of mould location, thereby can guarantee that the surface quality of shaping part improves the product precision, the machining precision reaches 0.001 mm.

2. The utility model discloses in through the setting of first tooth's socket, second tooth's socket, first location tooth piece, second location tooth piece isotructure, after the compound die in vertical and horizontal direction, carry out mutual embedding by tooth's socket and tooth piece simultaneously and block, the mould wholly can stabilize after the compound die and get off, has avoided the mould inside product to take place to warp after the shaping, makes the yield of mould improve.

Drawings

Fig. 1 is a schematic front structural view of a camera lens mold according to the present invention;

fig. 2 is a top view of the lower mold of the present invention;

fig. 3 is a schematic structural diagram of the positioning rod according to the present invention.

In the figure: the device comprises a base plate 1, a lower die 2, an upper die 3, a guide sleeve 4, a guide pillar 5, a positioning rod 6, a first positioning tooth block 7, a positioning groove 8, an oil cylinder 9, a push rod 10, a fixing block 11, a movable groove 12, a supporting plate 13, a clamping block 14, a die cavity 15, a second positioning tooth block 16, a first tooth groove 17 and a clamping groove 18.

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.

Referring to fig. 1-3, a camera lens mold comprises a bottom plate 1 and an upper mold 3, wherein the top of the bottom plate 1 is fixed with a lower mold 2 through a bolt, the lower mold 2 and the upper mold 3 are arranged oppositely to form a cavity 15, the top of the lower mold 2 is fixed with a guide pillar 5 through a bolt, the guide pillar 5 is provided with a guide sleeve 4 outside, the guide sleeve 4 is arranged inside the upper mold 3, the lower mold 2 is provided with a positioning groove 8 inside, one side of the positioning groove 8 is provided with a movable groove 12, through the arrangement of the positioning rod 6, the positioning groove 8, a clamping block 14, a clamping groove 18 and other structures, the mold not only adopts a traditional mold closing mode, but also designs secondary positioning to add corresponding positioning devices in the horizontal and vertical directions during mold closing, so as to enhance the positioning accuracy of the mold, the processing accuracy is greatly improved, supporting plates 13 are fixed on both sides of the lower mold 2, the inside of hydro-cylinder 9 is installed with push rod 10, the one end of push rod 10 is through the screw fixation has fixture block 14, push rod 10 slides and sets up in the inside of activity groove 12, go up the bottom of mould 3 and be fixed with locating lever 6 through the screw fixation, the bottom of locating lever 6 is provided with integrated into one piece's first locating tooth piece 7, the inner wall both sides of activity groove 12 all weld the equipment and have fixed block 11, the through-hole has been seted up at the center of fixed block 11, push rod 10 embedding is in the inside of through-hole, and the one end of push rod 10 is provided with integrated into one piece structure's second locating tooth piece 16, the size and shape of locating lever 6 is the same with locating groove 8 size and shape, and locating lever 6 is located directly over locating groove 8, draw-in groove 18 has been seted up to one side of locating lever 6, first tooth's socket 17 has been seted up to one, Second tooth's socket, first location tooth piece 7, the setting of second location tooth piece 16 isotructures, after the compound die in vertical and horizontal direction, carry out mutual embedding by tooth's socket and tooth piece simultaneously and block, the mould wholly can stabilize after the compound die and get off, the inside product emergence deformation after the shaping of mould has been avoided, the yield that makes the mould improves, and the big small shape of draw-in groove 18 is the same with fixture block 14's big small shape, the second tooth's socket has been seted up to the bottom of constant head tank 8, the second tooth's socket is the same with the big small shape of second location tooth piece 16, the movable hole has been seted up to one side of backup pad 13, push rod 10 passes the inside in movable hole.

In this embodiment, during the compound die, go up mould 3 and slide downwards on guide pillar 5, locating lever 6 card goes into the inside of constant head tank 8 and fixes a position, after the compound die is accomplished, locating lever 6 imbeds the inside of constant head tank 8 completely, first positioning tooth piece 7 and the embedding of mutually supporting of first tooth's socket 17, ensure the accuracy of location, hydro-cylinder 9 drive push rod 10 removes to the centre this moment, slide in the inside of fixed block 11, promote fixture block 14 and remove to the centre, when the location is accurate, fixture block 14 card goes into the inside of draw-in groove 18, second positioning tooth piece 16 and the embedding of mutually supporting of second tooth's socket, accomplish the location, the accuracy of location is higher, and after the location, because level and vertical direction all block by the cooperation of flank each other, the stability of mould compound die is high, the compound die is accomplished, mould plastics and carry out.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A camera lens mold comprises a bottom plate (1) and an upper mold (3), and is characterized in that a lower mold (2) is fixed at the top of the bottom plate (1) through bolts, the lower mold (2) and the upper mold (3) are oppositely arranged to form a cavity (15), a guide pillar (5) is fixed at the top of the lower mold (2) through bolts, a guide sleeve (4) is arranged outside the guide pillar (5), the guide sleeve (4) is arranged inside the upper mold (3), a positioning groove (8) is arranged inside the lower mold (2), a movable groove (12) is arranged at one side of the positioning groove (8), supporting plates (13) are fixed at two sides of the lower mold (2) through bolts, an oil cylinder (9) is installed at one side of the supporting plates (13), a push rod (10) is installed inside the oil cylinder (9), and a clamping block (14) is fixed at one end of the push rod (, the push rod (10) is arranged inside the movable groove (12) in a sliding mode, the bottom of the upper die (3) is fixedly provided with a positioning rod (6) through a screw, and the bottom of the positioning rod (6) is provided with a first positioning tooth block (7) which is integrally formed.

2. The die for the lens of the camera according to claim 1, wherein the two sides of the inner wall of the movable groove (12) are welded and assembled with fixed blocks (11), a through hole is formed in the center of each fixed block (11), the push rod (10) is embedded in the through hole, and one end of the push rod (10) is provided with a second positioning tooth block (16) of an integrally formed structure.

3. The mold for a lens of a camera according to claim 1, wherein the positioning rod (6) has a size and a shape identical to those of the positioning groove (8), and the positioning rod (6) is located right above the positioning groove (8).

4. The lens mold for the camera according to claim 1, wherein a clamping groove (18) is formed in one side of the positioning rod (6), a first tooth groove (17) is formed in one side of the clamping groove (18), the size and shape of the first tooth groove (17) are the same as those of the first positioning tooth block (7), and the size and shape of the clamping groove (18) are the same as those of the clamping block (14).

5. The mold for the lens of the camera according to claim 1, wherein a second tooth socket is formed at the bottom of the positioning groove (8), and the size and shape of the second tooth socket are the same as those of the second positioning tooth block (16).

6. The mold for the lens of a camera according to claim 1, wherein a movable hole is opened at one side of the supporting plate (13), and the push rod (10) passes through the inside of the movable hole.