# US 10,369,668 B2 · Welding system

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- Number: US 10,369,668 B2
- Document ID: US10369668B2
- Status: Granted
- Kind: B2
- Application number: 15/180,597
- Filed: 2016-06-13
- Published: 2017-01-05
- Granted: 2019-08-06
- Earliest claimed: 2015-07-02
- Assignees: Lincoln Global, Inc.
- Applicants: Lincoln Global, Inc.
- Inventors: Christopher Jack; Stephen Cole
- Web page: https://patentgrep.com/patent/US10369668B2

## CPC

- B23K 37/0229: {the guide member being situated alongside the workpiece}
- B23K 9/0026: {specially adapted for particular articles or work}
- B23K 9/0282: {for welding tube sections}
- B23K 9/16: making use of shielding gas
- B23K 10/00: Welding or cutting by means of a plasma
- B23K 26/282: of tube sections
- B23K 26/38: by boring or cutting
- B23K 37/0276: {for working on or in tubes (B23K37/0211 takes precedence)}
- B23K 37/0538: for rotating tubes, e.g. rollers
- B23K 2101/04: Tubular or hollow articles
- B23K 2101/06: Tubes
- B23K 2101/10: Pipe-lines
- B26F 3/004: {by means of a fluid jet (methods for use of abrasive blasting for cutting B24C1/045; guns for abrasive fluid jets B24C5/02; perforating by non-mechanical means, e.g. by fluid jet B26F1/26)}
- B23K: SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B26F: PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING (marking-out, perforating or making buttonholes A41H25/00; shoemaking A43D; surgery A61B; punching metal B21D; drilling metal B23B; cutting of metal by applying heat locally, e.g. flame cutting, B23K; cutting by abrasive fluid jets B24C5/02; details common to machines for severing B26D; drilling wood B27C; drilling stone B28D; working of plastics or substances in a plastic state B29; making boxes, cartons, envelopes or bags, of paper or similarly worked materials, e.g. metal foil, B31B; of glass C03B; of leather C14B; of textile materials D06H; for light guides G02B6/25; of tickets G07B)

## Abstract

A welding system is disclosed that includes a power supply, a controller in communication with the power supply, and a welder in communication with the controller. The controller detects a configuration of the welder that includes at least a 1G configuration. Upon the controller detecting the 1G configuration, the controller inverts a height adjustment and automatically calculates a contact tip to work distance.

## Claims

### Claim 1

A welding system comprising:
a power supply;
a controller in communication with the power supply;
a welder in communication with the controller, wherein the welder is configurable to an angular configuration and a fixed configuration, wherein the fixed configuration comprises a 1G configuration;
wherein the controller is configured to:
detect a configuration of the welder,
upon detection of the fixed configuration, invert a height adjustment and automatically calculate a contact tip to work distance, wherein the contact tip to work distance comprises a distance between a contact tip of the welder and a workpiece; and
adjust at least one of the contact tip to work distance or an arc current level based on the inverted height adjustment.

### Claim 2 (depends on 1)

The welding system of claim 1, further comprising a positioner connectable to the controller, wherein the controller is configured to convert a travel position of the welder into a motion of the positioner upon detection of the fixed configuration.

### Claim 3 (depends on 2)

The welding system of claim 2, wherein the positioner comprises a chuck mounted on a drive shaft of a motor, and wherein the motion of the positioner set by the controller is a revolutions per minute value.

### Claim 4 (depends on 2)

The welding system of claim 2, wherein the controller is configured to coordinate movement of the positioner with operation of the welder in the fixed configuration.

### Claim 5 (depends on 2)

The welding system of claim 2, wherein the positioner is configured to move a workpiece relative to the welder.

### Claim 6 (depends on 5)

The welding system of claim 5, wherein the positioner is further configured to rotate the workpiece relative to the welder.

### Claim 7 (depends on 1)

The welding system of claim 1, further comprising a user interface connected to the controller, wherein the user interface includes a display configured to convey at least the configuration of the welder.

### Claim 8 (depends on 7)

The welding system of claim 7, wherein the user interface further comprises a user input.

### Claim 9 (depends on 8)

The welding system of claim 8, wherein the user input allows the user to set welder parameters including at least one of a travel speed and a workpiece diameter.

### Claim 10 (depends on 1)

The welding system of claim 1, further comprising a positioner assembly including a first positioner and a second positioner, wherein the first positioner is configured to define a first workstation and the second positioner is configured to define a second workstation.

### Claim 11 (depends on 1)

The welding system of claim 1, wherein the controller is further configured to detect if the welder is in an inverted configuration.

### Claim 12 (depends on 11)

The welding system of claim 11, wherein the controller is further configured to:
invert the height adjustment if the controller detects that the welder is in the inverted configuration; and
calibrate the welder for orbital operation if the controller does not detect that the welder is in the inverted configuration.

### Claim 13

A welding system for welding a workpiece comprising:
a power supply;
a controller in communication with the power supply;
a positioner assembly in communication with the controller, the positioner assembly including at least a first positioner, the first positioner including a chuck, the chuck being mounted on a drive shaft and driven by a drive motor to rotate the chuck;
a welder in communication with the controller; and
a support configured to hold the welder in an inverted configuration; wherein the controller is configured to:
detect the inverted configuration of the welder;
upon detection of the inverted configuration, invert a height adjustment and automatically calculate a contact tip to work distance, wherein the contact tip to work distance comprises a distance between a contact tip of the welder and a workpiece; and
adjust at least one of the contact tip to work distance or an arc current level based on the inverted height adjustment.

### Claim 14 (depends on 13)

The welding system of claim 13, further comprising a user interface connected to the controller.

### Claim 15 (depends on 14)

The welding system of claim 14, wherein the support is moveable in a vertical direction to set a height of the welder relative to the chuck.

### Claim 16

A method comprising:
detecting, by a controller, an inverted configuration of a welder;
inverting, by the controller, a height adjustment control of the welder and automatically calculating a contact tip to work distance, in response to detection of a first configuration, wherein the contact tip to work distance comprises a distance between a contact tip of the welder and a workpiece; and
adjusting at least one of the contact tip to work distance or an arc current level based on the inverted height adjustment.

### Claim 17 (depends on 16)

The method of claim 16, further comprising automatically calculating a contact tip to work distance in response to the detection of the first configuration.

### Claim 18 (depends on 16)

The method of claim 16, wherein the first configuration comprises a fixed, inverted configuration.

### Claim 19 (depends on 16)

The method of claim 16, further comprising, upon detection of a second configuration, calibrating the welder for orbital operation, wherein the second configuration comprises a non-inverted configuration.
