CN212398676U - Welding positioner special for welding of centrifugal pump spindle - Google Patents
Welding positioner special for welding of centrifugal pump spindle Download PDFInfo
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- CN212398676U CN212398676U CN202020650195.5U CN202020650195U CN212398676U CN 212398676 U CN212398676 U CN 212398676U CN 202020650195 U CN202020650195 U CN 202020650195U CN 212398676 U CN212398676 U CN 212398676U
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- outer support
- gear motor
- support
- frock accessory
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Abstract
The utility model belongs to the technical field of positioner, a special positioner of centrifugal pump main shaft welding is disclosed, including three-jaw chuck, a bearing, the frock accessory, gear motor, the welding steel sheet, positive and negative switch, the converter, foot pedal switch, the inner support sets up at the outer support inboard, the outer support both sides correspond the position and are equipped with the spacing hole of regulation, change the setting in the outer support outside, change in the fixed orifices of support and outer support including the skeleton setting, change and set up the regulation spacing downthehole at the outer support to the lower skeleton, three-jaw chuck installs in the frock accessory top, support top including the frock accessory sets up, gear motor sets up in the frock accessory below, the bearing is installed between gear motor and frock accessory, be provided with positive and negative switch between gear motor and the converter. The utility model provides a great or the great weldment welded gyration problem of volume of quality, weldment serialization processing commonality is strong, has improved welding quality, has improved welding efficiency.
Description
Technical Field
The utility model belongs to the technical field of positioner, especially, relate to a special positioner of welding of centrifugal pump main shaft.
Background
In general welding production, when the quality or the volume of a weldment is large, the position of a welding seam is not easy to change by manpower, and the efficiency is low; the welding main shaft for the centrifugal pump produced by the company belongs to a typical weldment which has large mass and is difficult to rotate, and has large annual demand and low production efficiency.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems in the prior art, the utility model provides a special welding positioner for welding a main shaft of a centrifugal pump, which comprises a three-jaw chuck, a bearing, a tool accessory, a speed reducing motor, a welding steel plate, a positive and negative switch, a frequency converter and a pedal switch, wherein the welding steel plate comprises an inner support and an outer support, the inner support is arranged at the inner side of the outer support, two corresponding positions of the two sides of the outer support are provided with adjusting limit holes with the interval unit of 180 degrees of 15 degrees, a rotating handle is arranged at the outer side of the outer support and is in an F shape, an upper framework of the rotating handle is arranged in fixed holes of the inner support and the outer support, a lower framework of the rotating handle is arranged in the adjusting limit holes of the outer support, the three-jaw chuck is arranged above the tool accessory, the tool accessory is arranged above the inner support, the speed reducing motor is arranged below the tool accessory, the bearing is arranged between the, the frequency converter is connected with the pedal switch through an electric wire.
The frequency converter is adjusted to change the voltage and power of the speed reducing motor, so that the rotating speed of the speed reducing motor is adjusted, and the rotating speed of the three-jaw chuck is adjusted; adjusting a rotating handle on a welded steel plate to enable the axis of the three-jaw chuck to be vertical, adjusting the jaws of the three-jaw chuck to a proper position by using a chuck wrench, putting a weldment into the jaws, and pre-tightening; and adjusting a rotating handle on the welding steel plate according to the size of the weldment to enable the three-jaw chuck and the welding seam to be at the optimal welding position.
And treading a pedal switch, turning the positive switch and the negative switch to be positive, rotating the weldment, aligning the position of the weld joint by using a lever dial indicator, and then clamping the weldment for welding.
Has the advantages that:
1. the utility model discloses use converter and gear motor to carry out the regulation of three-jaw chuck slew rate, can make three-jaw chuck have multiple speed through the converter, and at the uniform velocity rotate, improve welding quality.
2. The utility model discloses there is 15 to be the spacing hole of 180 regulation in unit on the welding steel sheet, can make three-jaw chuck have multiple gyration angle, provides the best welding position of welding seam.
3. The utility model discloses can satisfy the welding of the welding main shaft of multiple diameter of axle, and with the change convenient and fast more of series product weldment, different series welding axle installation and debugging are simple, can be very big shorten the assistance-time, reduce workman's intensity of labour, improve the operating efficiency.
4. The utility model provides a great or the great weldment welded gyration problem of volume of quality, weldment serialization processing commonality is strong, has reduced operator's weldment change time, has improved welding quality to welding efficiency has been improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
as shown in the figure: the three-jaw chuck comprises a three-jaw chuck 1, a bearing 2, a tool fitting 3, a speed reducing motor 4, an outer support 5, a positive and negative switch 6, a frequency converter 7, a pedal switch 8, an inner support 9, a rotating handle 10 and an adjusting limit hole 11.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
A special welding positioner for welding a spindle of a centrifugal pump comprises a three-jaw chuck 1, a bearing 2, a tool accessory 3, a speed reducing motor 4, a welding steel plate, a positive and negative switch 6, a frequency converter 7 and a pedal switch 8, wherein the welding steel plate comprises an inner support 9 and an outer support 5, the inner support 9 is fixed on the inner side of the outer support 5 through a positioning pin, two corresponding positions on two sides of the outer support 5 are provided with an adjusting limit hole 11 with the unit of 180 degrees of 15 degrees, a rotating handle 10 is arranged on the outer side of the outer support 5, the rotating handle 10 is in an F shape, an upper framework of the rotating handle 10 is arranged in fixing holes of the inner support 9 and the outer support 5, a lower framework of the rotating handle 10 is arranged in the adjusting limit hole 11 of the outer support 5, the three-jaw chuck 1 is arranged above the tool accessory 3, the tool accessory 3 is arranged above the inner support 9, the speed reducing motor 4 is arranged below the tool accessory 3, a positive and negative switch 6 is arranged between the speed reducing motor 4 and the frequency converter 7, and the frequency converter 7 is connected with the pedal switch 8 through an electric wire.
The frequency converter 7 is adjusted to change the voltage and the power of the speed reducing motor 4, so that the rotating speed of the speed reducing motor 4 is adjusted, and the rotating speed of the three-jaw chuck 1 is adjusted; adjusting a rotating handle 10 on a welding steel plate to enable the axis of the three-jaw chuck 1 to be vertical, adjusting the jaws of the three-jaw chuck 1 to proper positions by using a chuck wrench, placing a weldment into the jaws, and pre-tightening; according to the size of the weldment, the rotating handle 10 on the welded steel plate is adjusted to enable the three-jaw chuck 1 and the welding seam to be in the optimal welding position.
And treading the pedal switch 8, turning the positive switch 6 and the negative switch 6 to be positive, rotating the weldment, aligning the position of the weld joint by using the lever dial indicator, and then clamping the weldment for welding.
When an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on or indirectly connected to the other element, or when an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.
The terms of orientation such as left, right, up, down, etc. in the present embodiment are only relative concepts or reference to the normal use state of the product, and should not be considered as limiting.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (3)
1. The utility model provides a special positioner of centrifugal pump main shaft welding which characterized in that: including three-jaw chuck, bearing, frock accessory, gear motor, welding steel sheet, positive and negative switch, converter, foot switch, the welding steel sheet includes inner support and outer support, the inner support sets up at outer support inboard, the outer support both sides correspond the position and are equipped with 15 spacing holes for 180 regulation of interval unit, change the fixed orifices of upper ledge setting inner support and outer support in, change the regulation spacing downthehole of setting the lower ledge at the outer support, three-jaw chuck is installed in frock accessory top, frock accessory sets up in the inner support top, gear motor sets up in frock accessory below, be provided with positive and negative switch between gear motor and the converter, pass through connection of electric lines between converter and the foot switch.
2. The welding positioner special for welding of the centrifugal pump spindle according to claim 1, characterized in that: the rotating handle is arranged on the outer side of the outer support and is F-shaped.
3. The welding positioner special for welding of the centrifugal pump spindle according to claim 1, characterized in that: the bearing is installed between gear motor and frock accessory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020650195.5U CN212398676U (en) | 2020-04-26 | 2020-04-26 | Welding positioner special for welding of centrifugal pump spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020650195.5U CN212398676U (en) | 2020-04-26 | 2020-04-26 | Welding positioner special for welding of centrifugal pump spindle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212398676U true CN212398676U (en) | 2021-01-26 |
Family
ID=74300802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020650195.5U Active CN212398676U (en) | 2020-04-26 | 2020-04-26 | Welding positioner special for welding of centrifugal pump spindle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212398676U (en) |
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2020
- 2020-04-26 CN CN202020650195.5U patent/CN212398676U/en active Active
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