CN112809295A - Automatic repair welding device and repair welding method for repairing pin shaft - Google Patents
Automatic repair welding device and repair welding method for repairing pin shaft Download PDFInfo
- Publication number
- CN112809295A CN112809295A CN202110159603.6A CN202110159603A CN112809295A CN 112809295 A CN112809295 A CN 112809295A CN 202110159603 A CN202110159603 A CN 202110159603A CN 112809295 A CN112809295 A CN 112809295A
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- China
- Prior art keywords
- pin shaft
- repair welding
- welding
- motor
- adjusting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0252—Steering means
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The automatic repair welding device for repairing the pin shaft comprises a frame, wherein a motor and a tip which are arranged in the front and at the back are arranged on the frame, a clamping seat is arranged at the output shaft end of the motor, a walking vehicle which moves back and forth is arranged on one side of the motor through a guide rail, and a welding gun clamp is arranged on the walking vehicle and is positioned above the output shaft of the motor. The repair welding method of the automatic repair welding device for repairing the pin shaft comprises the following specific steps: 1. clamping the pin shaft between the clamping seat and the tip; 2. fixedly mounting a welding gun on a welding gun clamp; 3. adjusting the parameters of the walking vehicle; 4. adjusting parameters of the welding machine; 5. and starting the walking vehicle, the motor and the welding machine, and paying off and repair welding the outer circular surface of the pin shaft along the spiral line. Its degree of automation is high, can reduce operation intensity, labour saving and time saving, and repair welding along round pin axle excircle disc helix direction, and repair welding face is even along circumference direction thickness, improves repair welding quality, and the lathe tool turning is smooth and easy not cracked in follow-up turning repair welding face in-process, great reduction the round pin axle repair degree of difficulty.
Description
Technical Field
The invention relates to pin shaft repairing equipment, in particular to an automatic repair welding device and an automatic repair welding method for pin shaft repairing.
Background
The pin shafts in the equipment such as the loader and the hook machine are seriously worn after long-time operation, new pin shaft replacement needs to be purchased, the pin shaft price is high, the purchase cost is high, the purchase cycle is long, the operation waiting time is long, and the operation production is seriously influenced. In order to reduce the purchase cost and shorten the operation waiting time, the pin shaft is repaired by adopting a manual repair welding mode, the manual repair welding mode has high operation strength, wastes time and labor, and can only perform repair welding along the axis direction of the pin shaft, the repair welding surface is uneven along the circumferential direction, the repair welding quality is poor, a lathe tool is very easy to break in the subsequent turning repair welding surface process, and the repair difficulty of the pin shaft is high.
Disclosure of Invention
The invention aims to solve the technical problems and provides an automatic repair welding device and method for repairing a pin shaft, which have the advantages of high automation degree, reduced operation strength, time and labor saving, repair welding along the spiral line direction of the outer circular surface of the pin shaft, uniform thickness of a repair welding surface along the circumferential direction, improved repair welding quality, smooth turning of a turning tool in the subsequent process of turning the repair welding surface, difficulty in fracture and great reduction of the difficulty in repairing the pin shaft.
The technical solution of the invention is as follows:
automatic repair welding device is restoreed to round pin axle, including the frame, its special character lies in: the welding gun welding machine is characterized in that a motor and a tip are arranged on a frame in a front-back mode, an output shaft of the motor and the tip are coaxial and are right opposite to each other in the front-back mode, a clamping seat is arranged at the end of the output shaft of the motor, the tip is adjustable in the front-back mode, a guide rail extending in the front-back direction is arranged on one side of the motor, a travelling vehicle moving back and forth is arranged on the guide rail, a welding gun clamp is arranged on the travelling vehicle, and the.
Further preferably, an adjusting mechanism is installed on the walking vehicle, and the welding gun clamp is installed on the adjusting mechanism, so that the height, the transverse position, the inclination angle and the rotation angle of the welding gun can be conveniently adjusted.
Preferably, the adjusting mechanism is composed of a vertical rod arranged on the walking vehicle, a height adjusting clamp vertically moving and arranged on the vertical rod, a transverse rod arranged on the height adjusting clamp and pointing to the output shaft of the motor, a transverse adjusting clamp horizontally moving and arranged on the transverse rod, an inclination angle adjusting clamp vertically rotating and arranged on the transverse adjusting clamp, a vertical connecting rod arranged on the inclination angle adjusting clamp, a corner adjusting clamp horizontally rotating and arranged on the vertical connecting rod, and a horizontal connecting rod horizontally arranged on the corner adjusting clamp, wherein the welding gun clamp is arranged on the horizontal connecting rod.
Preferably, a slideway extending in the front-rear direction is mounted on the frame, the finial is slidably mounted on the slideway, and a positioning screw is mounted on the finial.
Preferably, a lifter is installed on the frame, and the guide rail is installed on the lifter.
Further preferably, a heat insulation coupling is connected between the output shaft of the motor and the clamping seat, so that the motor is prevented from being burnt out by high temperature generated in the repair welding process.
The repair welding method of the automatic repair welding device for repairing the pin shaft comprises the following specific steps:
1. clamping a pin shaft between the clamping seat and the center, wherein the pin shaft is coaxial with an output shaft of the motor and the center;
2. fixedly mounting a welding gun on a welding gun clamp, and adjusting the initial position of the number of the traveling vehicles to enable the welding gun to point to the front end of the pin shaft;
3. adjusting the walking speed of the walking vehicle to be 2.5-6mm/min, and adjusting the rotating speed of the motor to be 0.5-1 r/min;
4. regulating welding machine current 165-178A, regulating welding machine voltage 24.1-24.7V and regulating welding machine protective gas flow 12-15L/min;
5. and starting the walking vehicle, the motor and the welding machine, and paying off and repair welding the outer circular surface of the pin shaft along the spiral line.
Further preferably, the welding gun is fixedly arranged behind the welding gun clamp, and the height, the transverse position, the inclination angle and the rotation angle of the welding gun are adjusted through the adjusting mechanism, so that the best welding quality is achieved.
The invention has the beneficial effects that:
1. the repair welding machine is driven by the motor and the walking vehicle, has high automation degree in the whole repair welding process, reduces the operation intensity, and is time-saving and labor-saving.
2. The motor drives the pin shaft clamped between the clamping seat and the tip to rotate in the circumferential direction, the walking vehicle drives the welding gun to move along the axial direction of the outer circular surface of the pin shaft, the welding gun performs repair welding along the spiral line direction of the outer circular surface of the pin shaft under the combined action of the pin shaft rotating in the circumferential direction and the welding gun moving in the axial direction, the thickness of a repair welding surface is uniform along the circumferential direction, the repair welding quality is improved, a lathe tool is smoothly turned in the subsequent process of turning the repair welding surface and is not easy to break, and the difficulty in repairing the pin.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of FIG. 1;
in the figure: 1-a frame, 2-a motor, 3-a tip, 4-a heat insulation coupler, 5-a holder, 6-a slideway, 7-a positioning screw, 8-a lifter, 9-a guide rail, 10-a walking vehicle, 11-a vertical rod, 12-a height adjusting clamp, 13-a cross rod, 14-a transverse adjusting clamp, 15-an inclination angle adjusting clamp, 16-a vertical connecting rod, 17-a corner adjusting clamp, 18-a horizontal connecting rod and 19-a welding gun clamp.
Detailed Description
As shown in figures 1 and 2, the automatic repair welding device for repairing the pin shaft comprises a frame 1, wherein a motor 2 and a tip 3 which are arranged in the front and back are installed on the frame 1, an output shaft of the motor 2 is coaxial with and right opposite to the tip 3, a clamping seat 5 is installed at the output shaft end of the motor 2 through a heat insulation coupling 4, a slideway 6 extending in the front and back direction is installed on the frame 1, the tip 3 is slidably installed on the slideway 6, a positioning screw 7 is installed on the tip 3, a lifter 8 is installed at one side of the motor 2, a guide rail 9 extending in the front and back direction is installed on the lifter 8, a traveling vehicle 10 moving in the front and back direction is installed on the guide rail 9, an adjusting mechanism is installed on the traveling vehicle 10, and the adjusting mechanism comprises a vertical rod 11 installed on the traveling vehicle 10, a height adjusting clamp 12 installed on the vertical rod 11 in the vertical movement mode, a cross rod 13 installed on the height, A transverse adjusting clamp 14 which is installed on the cross rod 13 in a left-right moving mode, an inclination angle adjusting clamp 15 which is installed on the transverse adjusting clamp 14 in a vertical rotating mode, a vertical connecting rod 16 which is installed on the inclination angle adjusting clamp 15, a corner adjusting clamp 17 which is installed on the vertical connecting rod 16 in a horizontal rotating mode, and a horizontal connecting rod 18 which is installed on the corner adjusting clamp 17 in a horizontal rotating mode, wherein a welding gun clamp 19 is installed on the horizontal connecting rod 18.
The repair welding method of the automatic repair welding device for repairing the pin shaft comprises the following specific steps:
1. clamping a pin shaft between the clamping seat 5 and the tip 3, wherein the pin shaft is coaxial with an output shaft of the motor 2 and the tip 3;
2. fixedly mounting a welding gun on a welding gun clamp 19, adjusting the height, the transverse position, the inclination angle and the rotation angle of the welding gun through an adjusting mechanism, and adjusting the initial positions of 10 travelling trucks to enable the welding gun to point to the front end of the pin shaft;
3. adjusting the walking speed of the walking vehicle 10 to 5.5mm/min, and adjusting the rotating speed of the motor 2 to 1 r/min;
4. adjusting the current 175A of the welding machine, the voltage 24.5V of the welding machine and the flow of protective gas of the welding machine to be 13L/min;
5. and starting the walking vehicle 10, the motor 2 and the welding machine, and paying off and repair welding the outer circular surface of the pin shaft along a spiral line.
The above description is only exemplary of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. Automatic repair welding device is restoreed to round pin axle, including the frame, its characterized in that: the welding gun welding machine is characterized in that a motor and a tip are arranged on a frame in a front-back mode, an output shaft of the motor and the tip are coaxial and are right opposite to each other in the front-back mode, a clamping seat is arranged at the end of the output shaft of the motor, the tip is adjustable in the front-back mode, a guide rail extending in the front-back direction is arranged on one side of the motor, a travelling vehicle moving back and forth is arranged on the guide rail, a welding gun clamp is arranged on the travelling vehicle, and the.
2. The automatic repair welding device for repairing the pin shaft according to claim 1, wherein: an adjusting mechanism is arranged on the walking vehicle, and the welding gun clamp is arranged on the adjusting mechanism.
3. The automatic repair welding device for repairing the pin shaft according to claim 2, wherein: the adjusting mechanism is composed of a vertical rod arranged on the walking vehicle, a height adjusting clamp vertically arranged on the vertical rod, a transverse rod arranged on the height adjusting clamp and pointing to the output shaft of the motor, a transverse adjusting clamp horizontally arranged on the transverse rod in a left-right moving mode, an inclination angle adjusting clamp vertically arranged on the transverse adjusting clamp in a vertical rotating mode, a vertical connecting rod arranged on the inclination angle adjusting clamp, a corner adjusting clamp horizontally arranged on the vertical connecting rod in a rotating mode, and a horizontal connecting rod horizontally arranged on the corner adjusting clamp, wherein the welding gun clamp is arranged on the horizontal connecting rod.
4. The automatic repair welding device for repairing the pin shaft according to claim 1, wherein: the frame is provided with a slideway extending along the front-rear direction, the finial is slidably arranged on the slideway, and the finial is provided with a positioning screw.
5. The automatic repair welding device for repairing the pin shaft according to claim 1, wherein: a lifter is arranged on the frame, and the guide rail is arranged on the lifter.
6. The automatic repair welding device for repairing the pin shaft according to claim 1, wherein: and a heat insulation coupling is connected between the output shaft of the motor and the clamping seat.
7. The repair welding method of the automatic repair welding device for repairing the pin shaft comprises the following specific steps:
1) clamping a pin shaft between the clamping seat and the tip, wherein the pin shaft is coaxial with an output shaft of the motor and the tip;
2) fixedly mounting a welding gun on a welding gun clamp, and adjusting the initial position of the number of the travelling vehicles to enable the welding gun to point to the front end of the pin shaft;
3) adjusting the walking speed of the walking vehicle to be 2.5-6mm/min and adjusting the rotating speed of the motor to be 0.5-1 r/min;
4) adjusting the welding machine current 165-178A, adjusting the welding machine voltage 24.1-24.7V and adjusting the welding machine protective gas flow 12-15L/min;
5) and starting the walking vehicle, the motor and the welding machine, and performing paying-off repair welding on the outer circular surface of the pin shaft along the spiral line.
8. A repair welding method of the automatic repair welding device for repairing pin shaft according to claim 7, wherein the welding gun is fixedly arranged behind the welding gun clamp, and the height, the transverse position, the inclination angle and the rotation angle of the welding gun are adjusted through the adjusting mechanism to achieve the best welding quality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110159603.6A CN112809295A (en) | 2021-02-05 | 2021-02-05 | Automatic repair welding device and repair welding method for repairing pin shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110159603.6A CN112809295A (en) | 2021-02-05 | 2021-02-05 | Automatic repair welding device and repair welding method for repairing pin shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112809295A true CN112809295A (en) | 2021-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110159603.6A Pending CN112809295A (en) | 2021-02-05 | 2021-02-05 | Automatic repair welding device and repair welding method for repairing pin shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112809295A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114346775A (en) * | 2021-06-18 | 2022-04-15 | 荏原机械淄博有限公司 | Method for machining pump shaft of high-pressure pump |
-
2021
- 2021-02-05 CN CN202110159603.6A patent/CN112809295A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114346775A (en) * | 2021-06-18 | 2022-04-15 | 荏原机械淄博有限公司 | Method for machining pump shaft of high-pressure pump |
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