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MicroLux True-Inch 84631 User Manual

MicroLux True-Inch 84631
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7” x 16” Variable Speed Mini Lathe
Instruction Manual
Made in China for
340 Snyder Avenue
Berkeley Heights, NJ 07922
For technical assistance, call 908-464-1094 Monday thru Friday, 1 pm to 5pm ET
©Micro-Mark
MM050310
Please read and understand all instructions before using this tool.
Note: These instructions will show you how to assemble this machine,
work its controls and maintain it for long life.
It is not intended as an educational course on how to make parts using a lathe.
#84631
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MicroLux True-Inch 84631 Specifications

General IconGeneral
BrandMicroLux
ModelTrue-Inch 84631
CategoryLathe
LanguageEnglish

Summary

Important Safety Instructions

Operator Safety Precautions

General safety guidelines for operating the lathe, covering personal conduct and work area conditions.

Before Operation

Pre-Operation Checks

Ensuring the machine is off, attachments are suitable, and parts are undamaged before use.

Electrical Grounding Instructions

Details on proper use of the three-prong plug and grounding for electrical safety.

Lathe Components Overview

Headstock Description

Details the motor drive, spindle, Morse taper, and chuck mounting for the headstock.

Running Gear Function

Explains the gear train transmitting drive to the lead screw for power feed operations.

Tailstock Operation

Describes tailstock movement, spindle taper, and positioning for supporting workpieces.

Carriage and Saddle Movement

Covers the carriage/saddle, cross-slide, compound slide, and feed handles for precise tool positioning.

Motor Details

Notes on the motor, advising against disassembly and recommending contact for service.

Unpacking and Preparing for Use

Initial Inspection and Setup

Checking for transit damage, identifying parts, and initial setup steps like mounting handles.

Installation Procedures

Mounting the Lathe Securely

Recommendations for mounting the lathe on a workbench for stability and safety, including bolting methods.

Starting Procedure

Initial Start-Up and Testing

Steps for the first power-on, including safety switch activation and running the machine for testing.

Starting Under Normal Conditions

Procedure for starting the lathe for regular operation, including pre-start checks and setting switches.

Lathe Operation

Simple Turning Setup

Guidelines for preparing the lathe for a simple turning operation, including tool selection and height adjustment.

Performing Simple Turning

Steps for executing a basic turning cut using manual feed, including zeroing scales and depth of cut.

Advanced Operation Modes

Simple Turning with Power Feed

Using the auto feed lever for carriage/saddle movement during turning operations.

Bevel Cutting Technique

Adjusting the compound slide to cut bevels or tapers on the workpiece.

Screw Cutting Procedure

Detailed steps for cutting imperial threads, requiring skill and careful gear selection.

Changing Gears for Screw Cutting

Gear Ratio and Thread Production

Explains how gear ratios determine thread pitch and the process of changing gears for screw cutting.

Gear Chart for Imperial Threads

Provides a table mapping thread per inch (TPI) to specific gear configurations (A, B, C, D).

Maintenance and Adjustments

Maintenance Before and After Use

Procedures for inspecting, lubricating, and cleaning the lathe before and after operation.

Settings and Adjustments

Guides for adjusting cross-slide, feed handle, and compound slide for optimal performance.

Accessories

External Jaws for 3-Jaw Chuck

Instructions on replacing chuck jaws with external jaws for extended capacity, noting assembly order.

Follower and Steady Rests

Description of steady rests and follower rests used to support long workpieces against cutting tool pressure.

How to Use a Thread Dial

Guide to using the thread dial indicator for precise thread cutting by synchronizing lead screw movement.

Parts List

Wiring Diagram