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What are the items of plastic mold appearance inspection?

What are the items of plastic mold appearance inspection?

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  • Time of issue:2022-04-28
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(Summary description)After the plastic mold is processed, generally speaking, a comprehensive inspection of the mold is required to confirm whether the mold is complete and whether the processing technology meets the requirements. At the same time, it can also detect whether the performance of the mold is complete. Today, we will focus on the appearance inspection items of plastic molds. How to judge whether the appearance of a plastic mold meets the standards. We can implement it from the following points.

What are the items of plastic mold appearance inspection?

(Summary description)After the plastic mold is processed, generally speaking, a comprehensive inspection of the mold is required to confirm whether the mold is complete and whether the processing technology meets the requirements. At the same time, it can also detect whether the performance of the mold is complete. Today, we will focus on the appearance inspection items of plastic molds. How to judge whether the appearance of a plastic mold meets the standards. We can implement it from the following points.

  • Categories:News
  • Author:
  • Origin:
  • Time of issue:2022-04-28
  • Views:0
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After the plastic mold is processed, generally speaking, a comprehensive inspection of the mold is required to confirm whether the mold is complete and whether the processing technology meets the requirements. At the same time, it can also detect whether the performance of the mold is complete. Today, we will focus on the appearance inspection items of plastic molds. How to judge whether the appearance of a plastic mold meets the standards. We can implement it from the following points.

Mold appearance inspection project

1. Whether the content of the nameplate prints the mold number, mold weight (KG), and mold dimensions (mm).

2. Check whether the cooling water nozzle has an entry and exit mark, the inlet water is IN, the outlet water is OUT, and the sequence number is added after IN and OUT, such as INI, OUTI.

3. Whether each template on the mold base has a reference angle symbol.

4. Whether each template has a part number.

5. Whether the mold accessories affect the hoisting and storage of the mold, such as the oil cylinder, faucet, pre-reset mechanism, etc. that leak below during installation, it should be protected by supporting legs.

6. Whether the installation of the support legs is fixed on the mold base with screws through the support legs, or the long support legs are machined and fastened on the mold base with external threads.

7. Whether the positioning ring is reliably fixed (usually two M6 or M8 hexagon socket screws), the diameter is generally 100 or c150mm, and it is 10mm higher than the heat shield. If the contract has special requirements, according to the contract.

8. The mounting holes of the positioning ring must be countersunk holes, and are not allowed to be directly attached to the top surface of the mold frame.

9. When a mold with a weight of more than 8000KG is installed on the injection molding machine, whether the screw is pressed by perforation, and the pressing plate shall not be pressed separately. If the equipment adopts a hydraulic locking die, screw holes must also be added to prevent the failure of the hydraulic mechanism.

10. Whether the mold with direction requirements is installed on the front template or the rear mold to indicate the installation direction with an arrow, there should be the word "UP" next to the arrow, and the arrow and the text should be sprayed with yellow paint on the bushing, and the height of the word is 50mm.

11. Whether there are pits, rust on the surface of the mold base, redundant rings, inlet and outlet water, gas, oil holes, etc. and other defects that affect the appearance.

12. Whether each plate of the mold base has a chamfer greater than 1.5mm.

13. Whether the cylinder core pulling and ejecting are controlled by the travel switch, and the installation is reliable.

14. Whether the thimble plate has garbage nails or garbage grooves or dustproof plates.

15. Whether the clamping device is installed reliably, with positioning pins, symmetrical installation, no less than 4 (small molds can be 2).

16. Whether there is a spring between the front template and the nozzle plate of the three-plate mold to assist the mold opening.

17. All parts of the large mold are installed, and whether there is any interference in the mold clamping.

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