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Advantages & Disadvantages of Robots in Manufacturing | OTC Industrial Technologies

Written by OTC Insights Team | Dec 6, 2022 5:28:51 PM

Manufacturing robots continue to reshape how factories plan capacity, staff lines, and assure quality and safety. From collaborative robots in manufacturing (cobots) to advanced robotics for manufacturing that pair vision systems with AI, today’s options can boost output and improve safety. However, they also introduce investment costs, new skills, and change management considerations. At OTC Industrial Technologies, we don’t just guide you through automation decisions, we deliver the robots, sprayers, barcode scanners, conveyor systems, and integrated solutions that make automation pay off. This article breaks down the benefits and disadvantages of robots in manufacturing so you can evaluate where robotic process automation fits within your operation and ROI targets.

Advantages of Robotic Automation in Manufacturing

Boosting Productivity with Robotics

Industrial robots in manufacturing excel at repetitive, high precision tasks, shortening cycle times and enabling 24/7 production. Manufacturing robots handle material movement, assembly, welding, and inspection without fatigue, raising overall equipment effectiveness (OEE) and reducing bottlenecks. Collaborative robots in manufacturing also let human operators and robots share space, combining dexterity and speed for flexible workcells. OTC supplies robotic arms for assembly and welding, automated sprayers for finishing, and conveyor systems with integrated scanners to streamline material flow

Lower Operational Costs through Automation

While robots cost more up front, automation can lower per unit costs over time through reduced scrap, fewer reworks, and optimized labor allocation. Manufacturing robots can stabilize working time, limit unplanned downtime, and cut waste, especially when paired with digital monitoring and preventive maintenance. Optimized fixtures and robotic options further reduce consumables and changeover time. Our automation solutions, from robotic packaging to barcode scanners, help cut labor costs, reduce waste, and keep lines running smoothly.

Improved Quality and Consistency with Robots

Robots in manufacturing repeat the same motion with tight tolerance, leading to better consistency and fewer defects. Vision guided inspection and automated measurement catch issues faster, protecting downstream processes. For precision assembly and finishing, advanced robotics for manufacturing can apply exact torque, bead width, or surface coverage, lifting first pass yield. With OTC’s automated dispensing systems and robotic sprayers, you can ensure the same bead, coating, or finish every time.

Enhancing Workplace Safety Using Manufacturing Robots

Deploying manufacturing robots removes people from hazardous, heavy, or ergonomically stressful tasks. Robots with force limiting features and safety scanners allow safer human robot collaboration, while mobile robots reduce forklift traffic. The result is fewer OSHA work incidents and a healthier, more engaged workforce. Our team integrates force-limited cobots, conveyors, and mobile robots that reduce forklift traffic and keep workers out of harm’s way.


Learn more about the benefits of manufacturing automation.

Disadvantages of Robotic Automation in Manufacturing

High Initial Costs of Robotics Implementation

Upfront investment for robots, end of arm tooling, guarding, programming, and integration can be significant. Budgeting must also account for commissioning time and spare parts. Engaging an experienced partner early, like OTC, helps you select the right use cases with strong ROI, right size the workcell needed, and phase the implementation to make spend less risky.

Skilled Labor Requirements for Robot Maintenance

Robotic systems require technicians trained in programming, troubleshooting, and preventive maintenance. Without a plan, the skills gap can slow adoption of the robots. OTC’s structured training program, standard work plans, and remote support reduce your risk, and partnering with our skilled technicians ensures the equipment is maintained from day one. 

Workforce Restructuring & Job Displacement

Robotic process automation can shift roles from manual tasks toward technical oversight and quality assurance. Transparent communication, reskilling paths, and reassignment into high value work are essential to preserve culture and retain institutional knowledge.

Limitations of Robotics in Manufacturing Processes

Not every task is a fit for robotic automation. High product variability, poorly controlled upstream processes, or fragile materials can limit feasibility or ROI. OTC’s piloting, simulation, and design for automation workshops help confirm process capability and fixture strategy before full rollout, avoiding common disadvantages of automation in manufacturing.

Case Study Highlights: Robotic Automation Driving Results in Manufacturing

Custom Automation Cart Helps Manufacturer Scale Internal Assembly without Staffing Up

A manufacturing customer needed to transition from outsourced development to internal development of their assembly and automated testing equipment. While they had deep process knowledge, they lacked internal resources for automation design, software programming, and physical system builds. OTC engineers collaborated closely with the customer to design and fabricate a custom automation cart built on Bosch Rexroth automation and conveyor components. By combining engineering expertise with remote support and a scalable system design, OTC enabled the customer to bring automation in-house quickly, cost-effectively, and on their terms.

Read the full case study.

OTC Solves Downtime and Safety Concerns from Older Automation Equipment

A customer found that when their light curtains and safety equipment break down, they saw significant downtown, lost revenue and missed shipments. OTC inspected the equipment and provided recommendations that were more economical for the manufacturer. The OTC automation team worked closely with the manufacturer's team at the site to safely remove the old curtains and install the new ones, reducing down time from 5 days to 2 days.

Read the full case study.

The Functions and Uses of Robots in Manufacturing

Robots used in manufacturing facilities span multiple types and applications. Selecting the right combination is key to smart manufacturing automation.

Robotic process automation examples by industry/process:

•    Automotive & metal fabrication: welding, sealant dispensing, fastener driving, precision assembly
•    Food & beverage / CPG: case packing, palletizing, de palletizing, vision based quality checks
•    Pharma & biotech: sterile pick and place, labeling, kitting, traceability, compliant handling
   Electronics: micro assembly, screwdriving, conformal coating, testing
•    Finishing operations: sanding, polishing, blasting, and paint application (read more about the advantages of automation in finishing)

Common robot types:

•    Articulated arms for welding, machine tending, assembly, and finishing
•    SCARA robots for fast pick and place and precision assembly
•    Delta/parallel robots for high speed packaging and sorting
•    Collaborative robots (cobots) for flexible, human adjacent tasks
•    Mobile robots (AMRs/AGVs) for material movement and line feeding


If you’re planning to add one or more of these robots into your manufacturing mix, start with a value mapping exercise and a clear business case, such as cycle time, changeover, product mix, and quality metrics. Robotics and manufacturing strategies must align with throughput goals.

For expanded information on digital transformation for your facility, read more about smart manufacturing automation.

Getting Started with Robotic Process Automation at OTC

Robotics and automation are a business strategy, not just a tool. The right approach balances short term wins with a roadmap for scalability, spanning mechanical design, controls, safety, data, and ongoing support. The OTC automation and engineering solutions team can help you evaluate use cases, plan ahead, and scale confidently.

Ready to explore where robotic automation fits in your operation? Speak with our automation experts to assess feasibility, build the ROI, and chart your next step.