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Journal : Journal of Innovation Research and Knowledge

CARANGMAS MAKING MACHINE DESIGN USING THE ERGONOMIC APPROACH (CASE STUDY ON MICRO SMALL MEDIUM ENTERPRISES (MSME)) Yoga Putra Alviansyah; Widhy Wahyani
Journal of Innovation Research and Knowledge Vol. 4 No. 2: Juli 2024
Publisher : Bajang Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.53625/jirk.v4i2.8073

Abstract

Ms. Tuminah's Carangmas MSME is a Carangmas home industry located in Sidorahayu Village, Wagir District, Malang Regency. Ms. Tuminah's Carangmas MSME produces Carangmas. MSME Carangmas Mrs. Tuminah was established in 2019, to date employs 4 employees. Where the process of making carangmas is still manual and requires a long time during the process. To fulfill an order of 1500-5000 carangmas in one order, it takes up to 3 (three) days in the manufacturing process. Because at this time the MSMEs are still using simple tools, the time needed for the production process is still fairly long. Moreover, there is still the possibility of work accidents in some of the manufacturing processes. The methodology for designing the Crangmas Making Machine begins by surveying the field to observe the production process, collecting and processing working time data to be used as a support to analyze the time, size, and position of body movements, which are carried out by workers in carrying out work activities with old tools., collecting and processing work data with old conditions, designing Carngmas Manufacturing Machines. The data sources used are primary data and secondary data. The data used in assisting the design of the Carangmas Making Machine include qualitative data (interviews), and anthropometric data. From the results of the design of the workings of the carangmas making machine, namely an electric motor with a speed of 1200 rpm as the driving force for the Mixing and Printing tool. Mixing and printing system. The working system of this tool is the motor connected to the main pulley with a V-belt. the Pulley is a transmitted to the stirrer so that the process of the tool can work together with each other. From the results of using the new machine, the standard time calculation is 0.84 kg/minute if the old tool is 0.72 kg/minute so there is an increase in productivity when the increase is 12%.
TIME CALCULATION AND STANDARD OUTPUT ON HULLER MACHINE DESIGN OF DRY COFFEE SKIN SEPARATE MACHINE SEMI-AUTOMATIC ENTERPRISES ASHARI JAYA Sari, Sheila Setya; Widhy Wahyani
Journal of Innovation Research and Knowledge Vol. 4 No. 3: Agustus 2024
Publisher : Bajang Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.53625/jirk.v4i3.8295

Abstract

The stage of separating the coffee bean shell is one of the important processes in coffee processing. The separation of the coffee bean husks at the Ashari Jaya MSME uses two different machines so this separation process is carried out in two processes because during the process of separating the coffee bean husks in machine 1 it is still mixed with the peeled skin so it requires machine 2 to make these dry coffee beans clean from remaining skin mixture. The purpose of this machine design is to combine two machines into one, making it easier for workers to operate the machine, as well as more ergonomic in terms of size. With the dry coffee bean huller machine, it is hoped that it can increase the productivity of peeling dry coffee beans as well as relieve workers from the workload and reduce the risk of work accidents. The research method in designing this semi-automatic dry coffee bean huller machine includes conducting a survey of MSMEs processing Ashari Jaya coffee beans, identifying problems with these MSMEs, and formulating problems obtained from data collection. Furthermore, the data obtained were processed using the time and motion study method as a method of designing a machine operator work system accompanied by a data similarity test, and a data sufficiency test to determine the standard time and standard output. From the results of this study, it can be seen that testing using the old machine obtained a standard time of 2.8 minutes/kg and testing using a new machine obtained a standard time of 11.8 minutes/kg, then the increase in production productivity is 0.06 kg/second and the percentage increase in standard output by 88% with a productivity ratio of 1: 2.2
WORK POSTURE ANALYSIS USING APPROACH METHOD OF RAPID UPPER LIMB ASSESSMENT (RULA) AT FABRIC CUTTER WORKERS TO REDUCE MUSCULOSKELETAL DISORDERS (MSDS) (RANGGANESVI HOME INDUSTRY CASE STUDY) Irmawati, Nur Ayu; Widhy Wahyani
Journal of Innovation Research and Knowledge Vol. 4 No. 4: September 2024
Publisher : Bajang Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.53625/jirk.v4i4.8523

Abstract

Home Industry Convection Bag "Rangganesvi" is a Home Industry that produces various types of bags. Workers carry out the production process manually using makeshift work facilities that are not good because these workers sit hunched on the floor without a base for 8 hours of work. This problem is related to work postures that are not ergonomic. This can lead to complaints of Musculoskeletal Disorders (MSDs) which consist of bones and skeletal muscles that are conscious muscles. With these complaints, a Nordic Body Map (NBM) Questionnaire was filled out for 11 workers to know the body parts of the workers who felt sick while doing work at the work station. It was found that the most dominant body part of the risk of Musculoskeletal Disorders (MSDs) is the back. This is analyzed using the Rapid Upper Limb Assessment (RULA) method. The final score obtained for the cloth cutting process activity with the posture of sitting on the floor and doing cloth cutting manually gets a score = 6 and is at a risk level of 3 which indicates that further investigation is needed and changes are needed as soon as possible by using a Cloth Cutting Machine which gets a score = 3 and is at risk level 2. Thus it can reduce the risk of Musculoskeletal Disorders (MSDs)