Refrigerator door Application

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Precision Assembly Machines and Tools Manufacturer - Chengmao

Chengmao Tools Industrial Co., Ltd., since 1977, is one of the prime assembly machines and tools manufacturers based in Taiwan.

ISO-9001:2015, CE certified, award-winning and patented design assembly machines and tools including automatic screw feeder machines, automatic wheel lacing machines, spring balancers, air hose balancers, air nippers & crimpers, torque reaction arms, etc.

Chengmao has been supplying assembly machines and tools to worldwide customers, both with the advanced technology and 40 years of experience, Chengmao ensures each customer's needs are met.

Refrigerator door Application

Refrigerator door
Refrigerator door

【Case question】
The deep screw hole of the refrigerator door, and the design of the door side to block work, make it difficult for personnel to operate.

【solution】
1. The bit is provided with 3mm pin to achieve appropriate driving depth for the Nipple so sa to avoid unbalanced rim fastening.
2. Reduce the labor caused by the personnel locking the screw lock and increase the speed.
3. The torque-controlled screwdriver is used to improve the fastening quality for the customer.

Processing methods Manual workAutomatic Screw Feeder
Time efficiencyGrabbing/moving/aligning takes a long timeIt provides faster operating speed up to 20~30 screws per minute
Product qualityPoor locking, quality cannot be guaranteedEven torque, no gap in lock
Human resourcesNeed a lot of manual participation to completeHigh efficiency, one device replaces multiple manpower
Future developmentIncreasing manpower = increasing costs, which will not be considered by the companyCompletely replace manual operations and quickly recover costs

 

Seals Automatic Screw Feeder Characteristic

Hand held

  • Strong versatility, flexible operation, suitable for variable-point operations.
  • It is equipped with Spring Balancer to provide load free operation experience.
  • Automatic feeding to completely save the screw picking and moving action.
  • The torque-controlled screwdriver is used to improve the fastening quality for the customer.
  • Simple structure and easy maintenance.

Two Outlets

  • One feeder supply screws for two screwdriver sets independently.
  • Speed up to 45 pieses of screws per minute/ per screwdriver set.(Total 90 pcs/min./one machine)
  • Simple structure and easy maintenance.

Robot Type Automatic Screw Driving Machine

  • Thread-slipping detection and warning functions are included.
  • Short supply detection and warning functions are included.
  • It can be used to support varied height fastening.
  • Different working memory modules can be changed in one minute with Control Panel, which is suitable for small-quantity diversified production.
  • It can use remote teaching MDI to write programs;or use the computer for online operation.
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