Question please refer to 3D drawing

point, it is recommended to add a 14X1mm diameter boss in the red area of the product as shown in the figure to facilitate product production. please confirm if it is okey？

please refer to 3D drawing

before modification

after modification

and difficult to eject. It is recommended to add R0.5mm at the bottom and add 5 pieces 3mm eject pin. The product is suggested to add thickness in the red area as shown, please confirm if it is okey?

please refer to 3D design

before modification

after modification

pin mark . Corresponding to the mold position, it needs to be dug out and re-welding.

is recommended that the diameter of the cylinder be changed from 8mm to 4.5mm to reduce shrinkage. if it is okey？

before modification

after modification

please refer to 3D drawing

the size of the circular hole corresponding to 08.2-05 must also be modified together, as shown in the figure. if it is okey？

before modification

after modification

please refer to 3D drawing

08.2-04

08.2-05

Solve the above 3-6 points: add eject pin, welding, modifying BOSS hole, the cost: 380USD, please refer to the quotation for details.

the product. It is recommended that the surface treatment of the product be changed from VDI24 to I90UM. It will improve traces of the line. if it is okey？

before modification

after modification

In order to solve the eject pin mark left by the previous mold welding, we will remake the matte surface, the cost: 530USD, please refer to the quotation for details. (Note: It may not be completely no trace, but it will improve. ) If it is okey？

by RJC before of another half mould. There will be marks on the surface of the product. Please know and confirm?

before, and the product is prone to burrs. We have replaced new template. Please know.

ejection was unbalanced. We have added 2 EGPs. Please know.

add 2 air pins to the front and rear molds to assist the ejection of the product. (As shown in the red area)

the front mould

the rear mould

the product to solve the problem of shadow lines caused by uneven product thickness. However, it cannot be guaranteed to be completely no line, because it cannot be increased too thick, and the outer side may cause shrinkage problems if it is too thick. This is a contradiction question.

this area is thick

this area is thin

there is line around of top

5.问题点 Question

To solve the above problems from 2-4 points: increase the air pins, replace the template, increase EGP, etc., mold repair cost: 380USD, please refer to the quotation for details.