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EMBROIDERY MACHINE MACHINE MAINTENANCE
Bill Garvin The more you know, the better you sew
www.BGTECHSERVICES.NET
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Stitch Hook Timing
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Rotary Hook Timing
Hook timing Relationship between the tip of the rotary hook to the scarf on the back side of a needle
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Rotary Hook Timing
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Rotary Hook Timing
Correct timing position Common position settings for commercial machines
200 and 25 degrees on the timing wheel.
Some machines are digital, Without mechanical number
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Rotary Hook Timing
Jigs: Block and Round are common styles
Block: Round:
Normally Normally used for used for needle bar Hook timing depths as well as needle bar depths
There are several different types of jigs that can assist with timing on your machine. These can normally be purchased from your machine distributor or from machine parts sellers
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Rotary Hook Timing
The Needle is the only metal that goes in a rotary hook
can cause physical damage (burrs)
The solution is sand paper: 80 grit and 1,000 grit is what BG TECH SERVICES uses 11/14/2019 www.issshows.com
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Bobbin Cases
Most sewing issues are created by the bobbin case
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Reciprocator and Needle Bar Driver
This drives the needle up and down to create a stitch
Good Reciprocators
Life expectancy is forever - However, they are designed to break (human error)
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Reciprocator and Needle Bar Driver
Good Reciprocators
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Reciprocator and Needle Bar Driver
Good Reciprocators Damaged and broken reciprocators When you hit hoops
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Reciprocator and Removing the head - Changing reciprocator Needle Bar Driver
Good Reciprocators
Remove and replace head on same needle position 11/14/2019 www.issshows.com Example: if head is removed on needle 1, put it back on needle 1 13
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Trimmers Most trimming knives live forever
Good Reciprocators
Trimming system consists in 2 knives One is fixed and the other is movable 11/14/2019 www.issshows.com
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Pickers Pull outs are a result of how a machine stops, not when it starts.
Normal position of a picker is centered with the pig tail of a bobbin case. Both Horizontal and vertical when pushed in
Good Reciprocators
Pickers do not sew; they control the Starting and Stopping of embroidery also directly linked to tail length 11/14/2019 www.issshows.com
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Presser footer
The purpose of the pressure foot is to hold the fabric down to the needle plate to allow the needle to enter and exit without flagging the material
Good Reciprocators
It can not exceed 1 millimeter in height 11/14/2019from needle plate www.issshows.com
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Wiper Upper Thread Hood
The purpose of the thread hook is to pull the thread into the machine thread holder "Velcro“ after the trim takes place under the needle plate
Good Reciprocators
11/14/2019It is commonly mistaken as the Trimmer www.issshows.com
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Take Up Lever
The Take Up lever on all machines is feeding thread off the spool to the needle
Good Reciprocators
Take up levers should always be in a straight line with 11/14/2019each other on your machine www.issshows.com
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Check / Take up Springs
The check spring keeps tension on the thread as the Take up lever goes back up
Good Reciprocators
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The brain of the operations
X-Y Drive
Good Reciprocators
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X-Y Drive Pantograph
X The pantograph is what creates your design by moving your hoops, in the X &Y axis Y
Good Reciprocators
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Machine TLC
Oiling Greasing Cleaning
The secret to your success Good Reciprocators
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Cleaning and Oiling
What should be done daily
Cleaning
Good Reciprocators
The only daily oiling is the rotary hook and should be done 11/14/2019every 4 operating hours www.issshows.com 25
Cleaning and Oiling
Good Reciprocators
19 years young www.issshows.com/ Slide 11/14/2019 Number 26
Cleaning and Oiling
Good Reciprocators
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Cleaning and Oiling
Good Reciprocators
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Cleaning and Oiling
Ouch… Expensive mistakes!
Good Reciprocators
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Cleaning and Oiling
Good Reciprocators
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Cleaning and Oiling
Good Reciprocators
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Cleaning and Oiling
Good Reciprocators
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Cleaning and Oiling
Good Reciprocators
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Oiling
Sewing Arm Sewing bed
Good Reciprocators
To be oiled every 2 weeks on average 11/14/2019 www.issshows.com
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Oiling
Good Reciprocators
To be oiled every 4 to 6 weeks 11/14/2019 www.issshows.com
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Oiling
Machine should be greased on 6 to 12 months schedule
This includes:
Gears
Cams
Roller Bearings
Bearing rails Good Reciprocators
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Greasing
Good Reciprocators
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If you don’t schedule time for maintenance, your equipment will schedule it for you!
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Bill Garvin The more you know, the better you sew www.BGTECHSERVICES.NET EMBROIDERY MACHINE MACHINE MAINTENANCE
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