CN209886872U - Spherical ring welding tool - Google Patents
Spherical ring welding tool Download PDFInfo
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- CN209886872U CN209886872U CN201920470784.2U CN201920470784U CN209886872U CN 209886872 U CN209886872 U CN 209886872U CN 201920470784 U CN201920470784 U CN 201920470784U CN 209886872 U CN209886872 U CN 209886872U
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- spherical ring
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Abstract
The utility model relates to a spherical ring welding frock, it includes that spherical ring rotary device, welder shift device and carbon dioxide gas shield weld welder. The spherical ring rotating device comprises a motor and a chuck, and the chuck is connected with an output shaft of the motor so that the motor can drive the chuck to rotate; the chuck is provided with a plurality of clamping jaws, and the spherical ring is fixed on the chuck by means of the clamping jaws so that the chuck drives the spherical ring to synchronously rotate; the welding gun displacement device comprises a displacement base, a cross arm and a cantilever; the cantilever is combined on the cross arm, and the cross arm is combined on the displacement base; the cross arm can move and adjust in the horizontal direction relative to the displacement base, and the cantilever can move and adjust in the vertical direction relative to the cross arm; the carbon dioxide gas shield welding gun is arranged at the lower end of the cantilever, and a conductive nozzle of the carbon dioxide gas shield welding gun is opposite to the outer wall surface of the spherical ring fixed on the chuck. The utility model discloses a spherical ring welding frock can improve work efficiency, reduce welding deformation effectively, improves outward appearance and quality after the welding greatly.
Description
Technical Field
The utility model relates to a spherical ring welding technology field especially relates to a spherical ring welding frock.
Background
The conventional spherical ring welding is difficult to realize automatic welding on numerical control equipment due to the limited capability of the numerical control equipment, and can only be repaired by manual electric welding. However, the manual electric welding not only consumes a lot of working hours, but also the spherical ring is very heavy, and the orientation of the spherical ring needs to be continuously adjusted during welding, which results in high labor intensity of workers, and because the spherical ring is made of 16Mn, which is a typical low alloy steel, the spherical ring is deformed by welding due to an excessively high heating temperature, which affects the appearance and the internal performance after repair, and further affects the customer satisfaction.
To this kind of condition, the utility model aims at providing a spherical ring welding frock can improve work efficiency, reduce welding deformation effectively, improves the outward appearance and the quality after the welding greatly.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Based on the above reason, the utility model aims at providing a spherical ring welding frock.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme include:
the utility model provides a spherical ring welding frock, includes:
the spherical ring rotating device comprises a motor and a chuck, wherein the chuck is connected with an output shaft of the motor, so that the motor can drive the chuck to rotate; the chuck is provided with a plurality of clamping jaws, and the spherical ring is fixed on the chuck by means of the clamping jaws so that the chuck drives the spherical ring to synchronously rotate;
the welding gun displacement device comprises a displacement base, a cross arm and a cantilever; the cantilever is combined on the cross arm, and the cross arm is combined on the displacement base; the cross arm can move and adjust in the horizontal direction relative to the displacement base, and the cantilever can move and adjust in the vertical direction relative to the cross arm;
and the carbon dioxide gas shield welding gun is arranged at the lower end of the cantilever, and a conductive nozzle of the carbon dioxide gas shield welding gun is over against the outer wall surface of the spherical ring fixed on the chuck.
In a preferred embodiment of the present invention, the motor is disposed in a casing, and a speed regulator for regulating a rotation speed of the motor is disposed on the casing.
In a preferred embodiment of the present invention, wherein the output shaft of the motor is connected to the central position of the chuck, at least 3 claws are provided on the chuck, and the circumferential angle between any two adjacent claws is equal.
In a preferred embodiment of the present invention, the claws radially extend from the peripheral side wall of the chuck, and a claw portion is formed at the end by bending, and the claw portion is engaged with the outer wall surface of the spherical ring, and each claw portion is pressed toward the center of the spherical ring.
In a preferred embodiment of the present invention, the shifting base is disposed on a guide rail, so that the shifting base can move along the guide rail to approach or be away from the spherical ring rotating device.
In a preferred embodiment of the present invention, a vertical rod is disposed on the top of the shifting base, a first vertical sleeve is sleeved on the vertical rod, a first horizontal sleeve is combined on one side of the first vertical sleeve, and the middle of the first horizontal sleeve penetrates through the horizontal arm; a first positioning bolt penetrates through the side wall of the first horizontal sleeve, one end of the first positioning bolt abuts against the cross arm, and the other end of the first positioning bolt is connected with an operating wheel.
In a preferred embodiment of the present invention, a second horizontal sleeve is sleeved on the cross arm, a second vertical sleeve is combined on one side of the second horizontal sleeve, and the middle of the second vertical sleeve penetrates through the cantilever; and a second positioning bolt penetrates through the side wall of the second vertical sleeve, one end of the second positioning bolt is abutted against the cantilever, and the other end of the second positioning bolt is connected with an operating wheel.
In a preferred embodiment of the present invention, the lower end of the cantilever is provided with a locking ring, the middle of the locking ring is fixedly installed on the carbon dioxide gas shield welding gun, and one side of the locking ring is provided with a locking bolt.
In a preferred embodiment of the present invention, the welding fixture further comprises a support ring, the support ring is substantially circular and is placed in the inner cavity of the spherical ring to be welded, so as to prevent the spherical ring from deforming during the high temperature welding process.
In a preferred embodiment of the present invention, the support ring includes an inner support and two semi-circular support pieces, the two semi-circular support pieces are welded to the inner support in a manner of being spliced into a circle, and a space is left at a butt joint of the two semi-circular support pieces.
(III) advantageous effects
The utility model has the advantages that:
the utility model discloses a spherical ring welding frock utilizes the heavy fixed spherical ring of spherical ring rotary device and drives this spherical ring along the horizontal axis rotation, and the accommodate motor rotational speed makes spherical ring rotate according to predetermineeing speed, and the department corresponds at spherical ring outer wall and is fixed with carbon dioxide gas shield welding welder, and the outer wall of aiming at this spherical ring is clad and is welded and repair. The carbon dioxide gas shield welding gun is arranged on the welding gun position changing device, and the welding gun position changing device changes the position of the conductive nozzle of the carbon dioxide gas shield welding gun to adjust the position of the conductive nozzle up, down, left and right. Compared with an electric welding gun, the carbon dioxide gas shield welding gun can reduce welding deformation in the welding process of the spherical ring and prevent the appearance and the performance of the repaired spherical ring from being changed.
In addition, the support ring sleeved in the spherical ring can further reduce welding deformation in the welding process of the spherical ring, and greatly improve the appearance and quality of the spherical ring after cladding welding.
Utilize the utility model discloses a spherical ring welding frock welds spherical ring, can replace artifical manual electric welding, improves welding efficiency, reduces workman intensity of labour, restores the outward appearance better, and the quality is more excellent, has very strong practicality.
Drawings
Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention.
Fig. 2 is a schematic view of a detailed structure of a part of the welding gun displacement device according to embodiment 1 of the present invention.
Fig. 3 is a schematic structural view of a support ring according to embodiment 1 of the present invention.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
Example 1
As shown in fig. 1, for the utility model discloses a spherical ring welding frock 90, it includes: a spherical ring rotating device 10, a welding gun position changing device 20 and a carbon dioxide shield welding gun 30.
The spherical ring rotating apparatus 10 includes a motor 11 and a chuck 12. The motor 11 is arranged in a case 111, and a speed regulator 112 for regulating the rotation speed of the motor is arranged on the case 111. The output shaft of the motor 11 is connected to an intermediate position of the chuck 12. A plurality of claws 121 radially extend from the peripheral side wall of the chuck 12, and a claw portion 1211 is formed at the end of the claw 121. These claw portions 1211 are engaged with the outer wall surface of the spherical ring 50. Specifically, the claws 1211 press the spherical ring 50 in the central axis direction thereof, thereby "clamping" the spherical ring 50, and the chuck 12 can rotate the spherical ring 50 in synchronization with each other. Preferably, the number of the jaws 121 is 3 or more than 3, and the circumferential angles between any two jaws 121 are equal. The claw portion 1211 may be provided as a bolt capable of adjusting a position on the claw 121.
The welding gun displacement device 20 comprises a displacement base 21, a cross arm 22 and a cantilever 23. The arm 23 is coupled to the arm 22, and one end of the arm 22 is coupled to the displacement base 21. The arm 22 is movable and adjustable in the horizontal direction with respect to the displacement base 21, and the arm 23 is movable and adjustable in the vertical direction with respect to the arm 22.
Further, as shown in fig. 1, the shift base 21 is provided on the guide rail 210, so that the shift base 21 can move back and forth along the guide rail 210 to approach or separate from the spherical ring rotating device 10. The lower end of the cantilever 23 is provided with a locking ring 230, the middle of the locking ring 230 is fixedly provided with a carbon dioxide gas shielded welding torch 30, and one side of the locking ring 230 is provided with a locking bolt 230A (see fig. 2). The contact tip of the carbon dioxide gas shield welding torch 30 faces the outer wall surface of the spherical ring 50 fixed on the chuck 12, and is used for performing cladding repair or welding on the outer wall surface 40 of the spherical ring 50.
Referring to fig. 2, a vertical rod 211 is disposed on the top of the deflection base 21, a first vertical sleeve 212 is sleeved on the upper end of the vertical rod, and a first horizontal sleeve 213 is combined on one side of the first vertical sleeve 212. The middle of the first horizontal sleeve 213 is inserted into the cross arm 22, and a first positioning bolt 214 is inserted into the sidewall of the first horizontal sleeve 213, such that one end of the first positioning bolt 214 abuts against the cross arm 22, and the other end is connected to an operating wheel. The crossbar 22 may be provided as a lead screw and the first horizontal bushing 213 may be internally threaded.
As shown in fig. 2, a second horizontal sleeve 221 is sleeved on the cross arm 22, a second vertical sleeve 222 is connected to one side of the second horizontal sleeve 221, and the middle of the second vertical sleeve 222 is connected to the cantilever 23 in a penetrating manner. A second positioning bolt 223 penetrates through the sidewall of the second vertical sleeve 222, one end of the second positioning bolt 223 abuts against the cantilever, and the other end is connected with an operating wheel. The cantilever arm 23 may be provided as a lead screw and the second vertical sleeve 222 is internally threaded.
Referring to fig. 3, the utility model discloses a spherical ring welding frock further includes a support ring 40, and support ring 40 is roughly circular for support treat the spherical ring 50 inner chamber of welding in, prevent that spherical ring 50 from taking place to warp in high temperature welding process. The support ring 40 includes a cross-shaped inner support 41 and two semicircular support pieces 42, the semicircular support pieces 42 are welded to the inner support 41 in a circular manner, and a gap D is left at the joint of the two semicircular support pieces, and the gap D is just suitable for the engagement of the convex portion on the inner wall surface of the spherical ring 50.
The process of welding or cladding and repairing the spherical ring by using the spherical ring welding tool of the embodiment is as follows:
(1) the support ring 40 is inserted into the inner cavity of the spherical ring 50 after the grinding process, then the spherical ring 50 is fixed on the chuck 12 of the spherical ring rotating device 10, and the claw part 121 is adjusted to lock the spherical ring 50.
(2) According to the cladding position of the spherical ring 50, the welding gun displacement device 20 provided with the carbon dioxide gas shield welding gun is adjusted to a proper position, so that the conductive nozzle of the carbon dioxide gas shield welding gun 30 is aligned with the position to be repaired on the outer side wall of the spherical ring 50.
(3) And (3) debugging the carbon dioxide gas shield welding gun, properly adjusting all parameters, and adjusting arc-closing setting to be 'available'.
(4) Starting the motor 11 of the spherical ring rotating device 10, turning the rotating button to rotate forward, and adjusting the rotating speed, for example, to make the linear speed of the outer wall of the spherical ring 50 be 700 mm/min.
(5) And starting cladding, and adjusting parameters such as the rotating speed of the chuck 12, the wire feeding speed of a carbon dioxide gas shielded welding gun, voltage, current and the like as required to ensure the cladding quality until the cladding is finished.
The carbon dioxide gas shielded welding has the following advantages:
(1) the welding cost is low: carbon dioxide gas is a byproduct of breweries and chemical plants, has wide sources and low price, and has the comprehensive cost of 1/2 of manual electric arc welding;
(2) the production efficiency is high: the carbon dioxide gas shielded welding uses a larger current density (200A/mm)2About) than manual arc welding (10-20A/mm)2Left and right), therefore the penetration is 2.2-3.8 times higher than that of the manual arc welding, the steel plate with the thickness less than 10mm can be welded without beveling, the beveling can be reduced and the truncated edge can be enlarged for the thick plate, meanwhile, the welding wire has the characteristics of fast melting, no need of cleaning slag and the like, and the efficiency can be improved by 2.5-4 times than that of the manual arc welding;
(3) small deformation after welding: the arc heat of the carbon dioxide gas shielded welding is concentrated, the heating area is small, and the carbon dioxide gas flow has a cooling effect, so that the deformation of a weldment after welding is small, and particularly the welding of a thin plate is more prominent;
(4) strong anti-rust capability: compared with submerged arc welding, the carbon dioxide gas protection has higher anti-rust capability, so the requirement for cleaning the surface of the welding piece before welding is not high, and a large amount of auxiliary time in production can be saved.
Application example
When the JX1807049 new Jinshan special steel spherical ring is cladded, the welding tool 90 is adopted, the welding speed is very high, 1/15 consumed by manual electric welding is realized, the surface effect after welding is good, the welding deformation is small, and the cross inspection is qualified once.
Therefore, the utility model discloses a spherical ring welding frock 90's practicality is very strong, has both saved man-hour, has reduced intensity of labour again, and the welding deformation after cladding the end has also obtained effective control.
Claims (10)
1. The utility model provides a spherical ring welding frock which characterized in that, it includes:
the spherical ring rotating device comprises a motor and a chuck, wherein the chuck is connected with an output shaft of the motor, so that the motor can drive the chuck to rotate; the chuck is provided with a plurality of clamping jaws, and the spherical ring is fixed on the chuck by means of the clamping jaws so that the chuck drives the spherical ring to synchronously rotate;
the welding gun displacement device comprises a displacement base, a cross arm and a cantilever; the cantilever is combined on the cross arm, and the cross arm is combined on the displacement base; the cross arm can move and adjust in the horizontal direction relative to the displacement base, and the cantilever can move and adjust in the vertical direction relative to the cross arm;
and the carbon dioxide gas shield welding gun is arranged at the lower end of the cantilever, and a conductive nozzle of the carbon dioxide gas shield welding gun is over against the outer wall surface of the spherical ring fixed on the chuck.
2. The spherical ring welding tool according to claim 1, wherein the motor is arranged in a case, and a speed regulator for regulating the rotation speed of the motor is arranged on the case.
3. The spherical ring welding tool according to claim 1, wherein an output shaft of the motor is connected with the center of the chuck, at least 3 clamping jaws are arranged on the chuck, and the circumferential angles between any two adjacent clamping jaws are equal.
4. The spherical ring welding tool according to claim 3, wherein the claws radially extend from the peripheral side wall of the chuck, the tail end of the claws is bent to form a claw part, the claw part is clamped on the outer wall surface of the spherical ring, and each claw part is pressed towards the center direction of the spherical ring.
5. The spherical ring welding tool according to claim 1, wherein the indexing base is disposed on a guide rail, so that the indexing base can move along the guide rail to approach or separate from the spherical ring rotating device.
6. The spherical ring welding tool according to claim 5, wherein a vertical rod is arranged at the top of the deflection base, a first vertical sleeve is sleeved on the vertical rod, a first horizontal sleeve is combined with one side of the first vertical sleeve, and the middle of the first horizontal sleeve penetrates through the cross arm; a first positioning bolt penetrates through the side wall of the first horizontal sleeve, one end of the first positioning bolt abuts against the cross arm, and the other end of the first positioning bolt is connected with an operating wheel.
7. The spherical ring welding tool according to claim 6,
a second horizontal sleeve is sleeved on the cross arm, a second vertical sleeve is combined with one side of the second horizontal sleeve, and the middle of the second vertical sleeve is connected with the cantilever in a penetrating manner; and a second positioning bolt penetrates through the side wall of the second vertical sleeve, one end of the second positioning bolt is abutted against the cantilever, and the other end of the second positioning bolt is connected with an operating wheel.
8. The spherical ring welding tool according to claim 7, wherein a locking ring is arranged at the lower end of the cantilever, the carbon dioxide gas shielded welding gun is fixedly mounted in the middle of the locking ring, and a locking bolt is arranged on one side of the locking ring.
9. The spherical ring welding tool according to any one of claims 1 to 8, further comprising a support ring, wherein the support ring is circular and is supported in the inner cavity of the spherical ring to be welded, so that the spherical ring is prevented from deforming in the high-temperature welding process.
10. The spherical ring welding tool according to claim 9, wherein the support ring comprises an inner support and two semicircular support pieces, the inner support and the two semicircular support pieces are crossed, the semicircular support pieces are welded on the inner support in a splicing mode to form a circle, and a gap is reserved at the joint of the two semicircular support pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920470784.2U CN209886872U (en) | 2019-04-09 | 2019-04-09 | Spherical ring welding tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920470784.2U CN209886872U (en) | 2019-04-09 | 2019-04-09 | Spherical ring welding tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209886872U true CN209886872U (en) | 2020-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920470784.2U Active CN209886872U (en) | 2019-04-09 | 2019-04-09 | Spherical ring welding tool |
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|---|---|
| CN (1) | CN209886872U (en) |
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2019
- 2019-04-09 CN CN201920470784.2U patent/CN209886872U/en active Active
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