HO CHI MINH CITY UNIVERSITY OF TECHNOLOGY AND EDUCATION
FACULTY FOR HIGH QUALITY TRAINING

THESIS

INCREASE OUTPUT BY IMPROVING OEE IN AN
AUTOMATIVE COMPONENT PRODUCTION LINE: A CASE
OF BOSCH VIETNAM

HA THI NGOC ANH
Student ID: 19124002
Major: INDUSTRIAL MANAGEMENT
Advisor: NGUYEN THI ANH TUYET, PhD.

HO CHI MINH CITY, 2023

HO CHI MINH CITY UNIVERSITY OF TECHNOLOGY AND EDUCATION
FACULTY FOR HIGH QUALITY TRAINING

THESIS

INCREASE OUTPUT BY IMPROVING OEE IN AN
AUTOMATIVE COMPONENT PRODUCTION LINE: A CASE
OF BOSCH VIETNAM

HA THI NGOC ANH
Student ID: 19124002
Major: INDUSTRIAL MANAGEMENT
Advisor: NGUYEN THI ANH TUYET, PhD.

HO CHI MINH CITY, 2023

COMMENTS OF ADVISOR

...

...
43
N136
A156
A608
N163
Quali
A162
ty
N164
loss
N161
(pcs)
A165
A137
A142
A198
N198
A008
N111
Volume
Scrap goods
Standard

10

599,954

APPENDIX 3
-

Focus group content

+ Sponsor: Thai Hoang Phuc (Team leader of Toolshop-Fine Blanking team works at
Bosch)
+ Process Expert: Pham Quang Phu (Toolshop-Fine Blanking engineer works at Bosch),
Le Duy Thanh (Toolshop-Fine Blanking engineer works at Bosch)
+Moderator: Ha Thi Ngoc Anh
+ Date: February 2, 2023
+ Place: Meeting room 16 at Bosch Vietnam Co., Ltd
-

Content:
Introduce the motivation/ Background
Introduce the current stage of OEE/ A%-Q%-P%
Introduce the target stage of A%-Q% and OEE
OEE chart, A chart, Q chart
❖ Introduce top losses of A
Discussion for FTA of A

-

Questionnaire:

+ In your opinion, what is the cause of Tool safety loss
+ In your opinion, what is the cause of Oil leakage loss
+ In your opinion, what is the cause of Clutch overload loss
+ In your opinion, what is the cause of Hydraulic pressure NOK loss
+ In your opinion, what is the cause of Step control loss
Solution discussion and action plan of A
+ What is the solution to solve the Tool safety loss
+ What is the solution to solve the Oil leakage loss
+ What is the solution to solve the Clutch overload loss
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+ What is the solution to solve the Hydraulic pressure NOK loss
+ What is the solution to solve the Step control loss
-

Action plant for the above solution?
❖ Introduce top losses of Q
Discussion for FTA of Q

-

Questionnaire:

+ In your opinion, what is the cause of the Breakout
+ In your opinion, what is the cause of the Damage punch
+ In your opinion, what is the cause of Damage cutting the plate
+ In your opinion, what is the cause of Belly notch
+ In your opinion, what is the cause of the Stuck conveyor
Solution discussion and action plan of A
+ What is the solution to solve the Breakout
+ What is the solution to solve the Damage punch
+ What is the solution to solve the Damage cutting plate
+ What is the solution to solve the Belly notch
+ What is the solution to solve the Stuck conveyor
-

Action plant for the above solution?

Wrap-up
Thank you

74

APPENDIX 4
Form Checklist
Preventive Maintenance Sheet
Items

Status

De-coiler
Hydraulic pressure valve
Cutter
Magnet
Magnet position
The ejecting force generation system
Oring of the hydraulic pipe and joints
The hydraulic pipe joints
The hydraulic pipe
Punch
Ejector
Conveyor
Conveyor motor
The gap between the conveyor and
the partition wall

75