CN104722889A - Ultra-long shaft and shaft end flange welding assisting device and welding method - Google Patents
Ultra-long shaft and shaft end flange welding assisting device and welding method Download PDFInfo
- Publication number
- CN104722889A CN104722889A CN201510078362.7A CN201510078362A CN104722889A CN 104722889 A CN104722889 A CN 104722889A CN 201510078362 A CN201510078362 A CN 201510078362A CN 104722889 A CN104722889 A CN 104722889A
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- China
- Prior art keywords
- welding
- speciality
- axle
- boss
- base bearing
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Classifications
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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
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
-
- 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
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
Abstract
The invention discloses an ultra-long shaft and shaft end flange welding assisting device and a welding method. The welding assisting device and the welding method can effectively assist welding between an ultra-long shaft and a shaft end flange, avoid uneven welding, effectively lower the welding difficulty, improve the welding efficiency and ensure welding quality. The device comprises a rack, a buried sleeve and a driven chain wheel. The rack is provided with a main bearing. The outer ring of the main bearing is fixed to the rack. The buried sleeve is vertical, and the upper end of the buried sleeve is provided with an opening. The opening in the upper end of the buried sleeve faces the main bearing. The rack is further provided with a variable-frequency and variable-speed motor and a speed reducer connected with the variable-frequency and variable-speed motor. The output end of the speed reducer is connected with a driving force chain wheel which is used as a power source of the driven chain wheel. The ultra-long shaft and shaft end flange welding assisting device has the advantages that welding between the ultra-long shaft and the shaft end flange can be effectively assisted, the welding efficiency is high, the welding process is stable, the overall welding difficulty is lowered, the welding process stability is good, and the welding quality is ensured.
Description
Technical field
The invention belongs to speciality axle welding technology field, particularly relate to a kind of speciality axle and boss auxiliary welding equipment and welding method.
Background technology
In many large-scale mixing plants, all can include a vitals---stainless steel shaft, in general, such shaft length is all more than four meters, and long even reaches eight, nine meters, so be also often referred to as in the industry " speciality axle ".The axle head of speciality axle need weld adpting flange part, and the quality requirement of the two welding is very high, must adopt and entirely melt argon arc welding.At present in the welding of such shaft, adopt the mode of shaft horizontal positioned, the groove groove offering welding, last vertical position welding to complete welding.But such welding manner, when welding, after wlding thawing, gravitate significantly flows downward, the uniformity of weld seam, compactness difficulty up to standard is bigger than normal, easy waste wlding, require high to the technical merit of welding personnel, and in welding process, need the position constantly converting welding electrode, thus require process control accurately, welding efficiency is lower.
Summary of the invention
The present invention is to overcome deficiency of the prior art, provide a kind of can effectively for speciality axle provides auxiliary with welding of boss, wlding can be avoided to waste, weld uneven, and effectively can reduce welding difficulty, improve welding efficiency, ensure the auxiliary welding equipment of welding quality and welding method.
To achieve these goals, the present invention is by the following technical solutions:
A kind of speciality axle and boss auxiliary welding equipment, comprise frame, buried cover, for being enclosed within the band movable sprocket outside speciality axle, described frame is provided with base bearing, the outer ring of described base bearing is fixedly connected with frame, described base bearing axially vertically and be in frame top, described buried cover is vertical and upper end has opening, the upper end open of described buried cover is towards base bearing, described frame is also provided with frequency control motor, the decelerator connected with frequency control motor, the output of described decelerator connects an active force sprocket wheel, the power source of described band movable sprocket is active force sprocket wheel.
As preferably, inner ring, the bottom, outer ring of described base bearing are attached to frame top surface, and the inner ring height of described base bearing is higher than the outer ring height of base bearing.
As preferably, also comprising one for what clamp mutually with speciality axle joins shaft sleeve, described joining between shaft sleeve lateral wall and base bearing inner ring clamps mutually, described shaft sleeve upper end of joining stretches out and forms sleeve crossbearer edge, described band movable sprocket be enclosed within join shaft sleeve outer and with join shaft sleeve and clamp mutually.
As preferably, described frame is provided with middle bearing bracket, described middle bearing bracket is provided with the drive bearing mated with middle bearing bracket, described drive bearing is provided with jackshaft, described jackshaft and drive bearing adaptation, described jackshaft connects a drive sprocket, is connected between described drive sprocket with active force sprocket wheel by driving-chain, is connected between described drive sprocket with band movable sprocket by driving-chain.
As preferably, described frame comprises cabane plate, sill, some columns, and described base bearing is on cabane plate, and described frequency control motor is on sill.
As preferably, described buried cover comprises cover body, bottom sealing plate, and described cover body, bottom sealing plate surround one and enter axle inner chamber, and described frame is provided with filler pipe, and the water side of filler pipe passes to into axle inner chamber.
As preferably, be provided with support floatoblast in described cover body, described cover is provided with floatoblast baffle plate with it, is provided with axis hole in the middle part of described floatoblast baffle plate, described floatoblast baffle plate outward flange is fixed with cover body inwall, and described support floatoblast is between floatoblast baffle plate and bottom sealing plate.
As preferably, described support floatoblast is provided with inflation inlet, and one end of a loading line is connected with support floatoblast by inflation inlet, and the other end of described loading line connects an inflator pump, and described inflator pump is located in frame.
As preferably, described loading line is provided with bye-pass, described bye-pass one end and loading line are connected, the other end is provided with top sealing plate, sliding valve core is provided with in described bye-pass, described sliding valve core can slide in bye-pass and and sealed to each other between bye-pass inwall, described top sealing plate is provided with switch catch bar, described contact slide spool upper end, switch catch bar lower end, it is outer and just to the switch of inflator pump that top sealing plate is stretched out in switch catch bar upper end, at least one protection spring is provided with in described bye-pass, described protection spring one end connects top sealing plate, the protection spring other end connects sliding valve core, described switch catch bar and top sealing plate are slidably connected.
A kind of speciality axle and boss welding method, is characterized in that, comprise following steps:
A. bevel for welding groove is offered in the welding ends of speciality axle, the welding position of boss.
B. dig out ground buried via hole on the ground, vertical buried cover is set in ground buried via hole and fixes.
C. by speciality axle horizontal positioned, be inserted in boss at speciality axle axle head, in the welding position of both speciality axle, boss, select several position and adopt argon arc welding to weld to carry out pre-welding, boss and speciality axle are pre-fixed.
D. a base bearing is vertically set in a frame, outer ring and the frame of this base bearing are fixed, the inner ring height of this base bearing is higher than outer ring height, make the dead in line of the axis of base bearing and buried cover, with boom hoisting, the speciality axle pre-fixed is sling together with boss, make speciality axle through base bearing inner ring and stretch in buried cover, boss frame on base bearing inner ring, by fastened to each other for the inner ring of speciality axle and base bearing.
E. utilize machine power to make special long axis own axis, meanwhile, utilize artificial or welding equipment to carry out welding operation, welding electrode is in same position all the time, and after speciality axle, boss rotate some circles together, welding completes.
The invention has the beneficial effects as follows: can effectively for speciality axle provides auxiliary with welding of boss, during welding, workman or welding machine do not need displacement, speciality axle energy rotatable engagement, therefore high, the process stabilization of welding efficiency, and overall welding difficulty is reduced; There is auxiliary support structure and adjustment structure, can support adaptively, reduce the load-bearing of single structure, improve the stability of welding process, ensure that welding quality.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation that the present invention joins shaft sleeve place;
Fig. 3 is the structural representation at drive sprocket place of the present invention;
Fig. 4 is the structural representation of the embodiment of the present invention 2
Fig. 5 is the structural representation supporting floatoblast place in the embodiment of the present invention 2;
Fig. 6 is the structural representation at inflator pump place in the embodiment of the present invention 2;
Fig. 7 is the structural representation at bye-pass place in the embodiment of the present invention 2.
In figure: frame 1, buried cover 2, band movable sprocket 3, base bearing 4, frequency control motor 5, decelerator 6, active force sprocket wheel 7, join shaft sleeve 8, sleeve crossbearer edge 9, middle bearing bracket 10, drive bearing 11, jackshaft 12, drive sprocket 13, cabane plate 14, sill 15, column 16, speciality axle 17, bottom sealing plate 18, filler pipe 19, support floatoblast 20, floatoblast baffle plate 21, loading line 22, inflator pump 23, bye-pass 24, top sealing plate 25, sliding valve core 26, switch catch bar 27, protection spring 28, boss 29.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
As Fig. 1, Fig. 2, in embodiment shown in Fig. 3, a kind of speciality axle and boss auxiliary welding equipment, comprise frame 1, buried cover 2, for being enclosed within the band movable sprocket 3 outside speciality axle, described frame is provided with base bearing 4, the outer ring of described base bearing is fixedly connected with frame, described base bearing axially vertically and be in frame top, described buried cover is vertical and upper end has opening, the upper end open of described buried cover is towards base bearing, described frame is also provided with frequency control motor 5, the decelerator 6 connected with frequency control motor, the output of described decelerator connects an active force sprocket wheel 7, the power source of described band movable sprocket is active force sprocket wheel.During welding, first boss 29 is set to the axle head of speciality axle 17, several position is selected to carry out pre-welding, make the two couple together, then speciality axle can be sling, make it pass base bearing, band movable sprocket, can be clamped mutually by pad, cushion cover etc. between speciality axle and base bearing, between speciality axle and band movable sprocket, also can be interference fit etc., can fix in a word.Frequency control motor providing source power, active force sprocket rotation is got up, and power transmission is to being with movable sprocket, and band movable sprocket can drive speciality axle to rotate.And in rotary course, welding operator can craft or machine weldering, during welding, welding electrode does not substantially need displacement (various factors such as artificial hand shaking, consumption of electrode can cause welding electrode slightly to move, but without the need to operator, welder transposition, therefore can ignore, be interpreted as that welding electrode does not need displacement substantially).
Inner ring, the bottom, outer ring of described base bearing are attached to frame top surface, and the inner ring height of described base bearing is higher than the outer ring height of base bearing.Base bearing outer ring is fixed, and the inner ring height of base bearing is higher than the outer ring height of base bearing, and sleeve crossbearer edge frame, on base bearing inner ring, just can not touch outer ring, reduces friction, improves unitary rotation effect.
Also comprising one for what clamp mutually with speciality axle joins shaft sleeve 8, described joining between shaft sleeve lateral wall and base bearing inner ring clamps mutually, described shaft sleeve upper end of joining stretches out and forms sleeve crossbearer edge 9, described band movable sprocket be enclosed within join shaft sleeve outer and with join shaft sleeve and clamp mutually.Join shaft sleeve to be made up of slightly softer metal, such as copper.Join shaft sleeve to coordinate with speciality axle and clamp, and coordinate with base bearing inner ring again and clamp, thus can along with base bearing inner ring rotates together with speciality axle, meanwhile, joining shaft sleeve can also be in clamping connection with band movable sprocket preferably, thus is driven to rotate.The sleeve crossbearer edge of joining shaft sleeve top then can frame on base bearing, reduce friction and vibrations, boss then can frame at the upper surface of sleeve crossbearer edge, improve stability, ensure that the vibrations of rotation process axis are little, it is little to offset.
Described frame is provided with middle bearing bracket 10, described middle bearing bracket is provided with the drive bearing 11 mated with middle bearing bracket, described drive bearing is provided with jackshaft 12, described jackshaft and drive bearing adaptation, described jackshaft connects a drive sprocket 13, be connected by driving-chain between described drive sprocket with active force sprocket wheel, be connected by driving-chain between described drive sprocket with band movable sprocket.Frequency control motor can drive large sleeve to do rotary motion slowly (rotary speed can adjust according to actual conditions) together with welded part after being slowed down with secondary sprocket wheel (drive sprocket) by decelerator, because welded part is automatic rotation, quality when not only having improved welding but also easy and simple to handle, efficiency is improved, and stability is also better.
Described frame comprises cabane plate 14, sill 15, some columns 16, and described base bearing is on cabane plate, and described frequency control motor is on sill.
A kind of speciality axle and boss welding method, comprise following steps:
A. bevel for welding groove is offered in the welding ends of speciality axle, the welding position of boss.
B. dig out ground buried via hole on the ground, vertical buried cover is set in ground buried via hole and fixes.
C. by speciality axle horizontal positioned, be inserted in boss at speciality axle axle head, in the welding position of both speciality axle, boss, select several position and adopt argon arc welding to weld to carry out pre-welding, boss and speciality axle are pre-fixed.
D. a base bearing is vertically set in a frame, outer ring and the frame of this base bearing are fixed, the inner ring height of this base bearing is higher than outer ring height, make the dead in line of the axis of base bearing and buried cover, with boom hoisting, the speciality axle pre-fixed is sling together with boss, make speciality axle through base bearing inner ring and stretch in buried cover, boss frame on base bearing inner ring, by fastened to each other for the inner ring of speciality axle and base bearing.
E. utilize machine power to make special long axis own axis, meanwhile, utilize artificial or welding equipment to carry out welding operation, welding electrode is in same position all the time, and after speciality axle, boss rotate some circles together, welding completes.
In step a, offering of bevel for welding groove can increase the firm degree of welding, improves weldquality.
In step b, buried cover can be big steel pipe, and its length wants enough, ensures that speciality axle lower end is not less than in underground pipe lower end.
In step c, pre-welding can weld several point, one deck of also can directly burn-oning, two-layer, can substantially fixedly be as the criterion with speciality axle and boss.
In steps d, boom hoisting can be any conventional boom hoistings such as driving, crane.
After completing steps e, if desired also weld at the boss back side, speciality axle, boss can be inverted, primitive axis end flanges upper surface is affixed on ground or rotatable panoramic table, aforesaid welding method is adopted (to note good for the bevel for welding slot welding at the back side: if weld again herein, then during welding, speciality axle should hang, with overturning-preventing by boom hoisting all the time).
Embodiment 2: the basic structure of the present embodiment and embodiment are substantially with embodiment 1, its difference is, as shown in Fig. 4, Fig. 5, Fig. 6, described buried cover comprises cover body, bottom sealing plate 18, described cover body, bottom sealing plate surround one and enter axle inner chamber, described frame is provided with filler pipe 19, and the water side of filler pipe passes to into axle inner chamber.Can to entering in axle inner chamber to pour water, thus make speciality axle major part be in water, be subject to buoyancy, thus reduce the stiction of joining between shaft sleeve and base bearing, and the power alleviated suffered by sleeve crossbearer edge, the vibrations of speciality axle stage casing, hypomere can also be cut down, improve the supplemental support effect to speciality axle.
Be provided with in described cover body and support floatoblast 20, described cover is provided with floatoblast baffle plate 21 with it, is provided with axis hole in the middle part of described floatoblast baffle plate, and described floatoblast baffle plate outward flange is fixed with cover body inwall, and described support floatoblast is between floatoblast baffle plate and bottom sealing plate.
Speciality axle due to length very long, it is when vertically arranging, and is to be difficult to ensure high perpendicularity, a little not vertical of top, bottom will be caused to offset theoretical centerline a lot, and self stage casing of speciality axle there are a place or a few place slightly bending is also unescapable situation.Under this prerequisite, speciality axle is under rotation status, and its bottom face also can not level very.Now, speciality axle bottom is provided support and will consider skew, the situations such as vibrations, common planar support not only sets up difficulty (required precision is high), and effect is also limited, and (speciality axle bottom face is uneven, actual is point cantact support), and ground is entered because buried cover is buried, bottom support needs to preset, at this time just higher to amount of calculation and support member required precision, otherwise, as long as after speciality shaft extension enters buried cover, just very likely occur supporting not in place or that supporting surface (locally) is too high situation, cause supporting and lost efficacy or excessive upper top power is applied to speciality axle, thus cause speciality axle rotation process unstable.In the present embodiment, provide support floatoblast, support floatoblast by after under speciality axial compression, shape can carry out adaptive change, and laminating degree is good, and can carry out dynamic adjustments, thus in the rotation process of speciality axle, the support that moment keeps up, and can effective vibration-inhibition, also there will not be and support the situations such as not in place.
Described support floatoblast is provided with inflation inlet, and one end of a loading line 22 is connected with support floatoblast by inflation inlet, and the other end of described loading line connects an inflator pump 23, and described inflator pump is located in frame.When the support force needed is not enough, can by the mode of inflation, improve the elastic-restoring force supporting floatoblast, thus the support force increased speciality axle, and, the change of this force, can not become destroy to speciality axle and other structure, and supports the deformability of floatoblast self and passive adjustment adaptability also still can be maintained.
Described loading line is provided with bye-pass 24, described bye-pass one end and loading line are connected, the other end is provided with top sealing plate 25, sliding valve core 26 is provided with in described bye-pass, described sliding valve core can slide in bye-pass and and sealed to each other between bye-pass inwall, described top sealing plate is provided with switch catch bar 27, described contact slide spool upper end, switch catch bar lower end, it is outer and just to the switch of inflator pump that top sealing plate is stretched out in switch catch bar upper end, two protection springs 28 are provided with in described bye-pass, described protection spring one end connects top sealing plate, the protection spring other end connects sliding valve core, described switch catch bar and top sealing plate are slidably connected.Support floatoblast is carried out pneumatic compression, support force can be improved, promote support effect, alleviate the abutment pressure of joining shaft sleeve, sleeve crossbearer edge.After the blowing pressure is comparatively large, if now continue inflation, just have and support the fried risk of floatoblast breakage.In the present embodiment, when the blowing pressure is less or do not reach certain value, the gas in loading line pushes sliding valve core, and sliding valve core press against protection spring makes it shrink certain distance, and switch catch bar rises a segment distance, but can't touch the switch of inflator pump; When the blowing pressure is comparatively large, after reaching certain value, switch catch bar rises to the switch touching inflator pump; inflator pump is closed down, and inflation stops automatically, thus realizes the protection to supporting floatoblast and other buried structure; when needs are exitted, directly loading line is separated with inflator pump.
Claims (10)
1. a speciality axle and boss auxiliary welding equipment, it is characterized in that, comprise frame, buried cover, for being enclosed within the band movable sprocket outside speciality axle, described frame is provided with base bearing, the outer ring of described base bearing is fixedly connected with frame, described base bearing axially vertically and be in frame top, described buried cover is vertical and upper end has opening, the upper end open of described buried cover is towards base bearing, described frame is also provided with frequency control motor, the decelerator connected with frequency control motor, the output of described decelerator connects an active force sprocket wheel, the power source of described band movable sprocket is active force sprocket wheel.
2. a kind of speciality axle according to claim 1 and boss auxiliary welding equipment, is characterized in that, inner ring, the bottom, outer ring of described base bearing are attached to frame top surface, and the inner ring height of described base bearing is higher than the outer ring height of base bearing.
3. a kind of speciality axle according to claim 1 and boss auxiliary welding equipment, it is characterized in that, also comprising one for what clamp mutually with speciality axle joins shaft sleeve, described joining between shaft sleeve lateral wall and base bearing inner ring clamps mutually, described shaft sleeve upper end of joining stretches out and forms sleeve crossbearer edge, described band movable sprocket be enclosed within join shaft sleeve outer and with join shaft sleeve and clamp mutually.
4. a kind of speciality axle according to claim 1 and 2 and boss auxiliary welding equipment, it is characterized in that, described frame is provided with middle bearing bracket, described middle bearing bracket is provided with the drive bearing mated with middle bearing bracket, described drive bearing is provided with jackshaft, described jackshaft and drive bearing adaptation, described jackshaft connects a drive sprocket, be connected by driving-chain between described drive sprocket with active force sprocket wheel, be connected by driving-chain between described drive sprocket with band movable sprocket.
5. a kind of speciality axle according to claim 1 and 2 and boss auxiliary welding equipment, it is characterized in that, described frame comprises cabane plate, sill, some columns, and described base bearing is on cabane plate, and described frequency control motor is on sill.
6. a kind of speciality axle according to claim 1 and boss auxiliary welding equipment, it is characterized in that, described buried cover comprises cover body, bottom sealing plate, and described cover body, bottom sealing plate surround one and enter axle inner chamber, described frame is provided with filler pipe, and the water side of filler pipe passes to into axle inner chamber.
7. a kind of speciality axle according to claim 5 and boss auxiliary welding equipment, it is characterized in that, support floatoblast is provided with in described cover body, described cover is provided with floatoblast baffle plate with it, axis hole was provided with in the middle part of described floatoblast baffle plate, described floatoblast baffle plate outward flange is fixed with cover body inwall, and described support floatoblast is between floatoblast baffle plate and bottom sealing plate.
8. a kind of speciality axle according to claim 6 and boss auxiliary welding equipment, it is characterized in that, described support floatoblast is provided with inflation inlet, one end of one loading line is connected with support floatoblast by inflation inlet, the other end of described loading line connects an inflator pump, and described inflator pump is located in frame.
9. a kind of speciality axle according to claim 7 and boss auxiliary welding equipment, it is characterized in that, described loading line is provided with bye-pass, described bye-pass one end and loading line are connected, the other end is provided with top sealing plate, sliding valve core is provided with in described bye-pass, described sliding valve core can slide in bye-pass and and sealed to each other between bye-pass inwall, described top sealing plate is provided with switch catch bar, described contact slide spool upper end, switch catch bar lower end, it is outer and just to the switch of inflator pump that top sealing plate is stretched out in switch catch bar upper end, at least one protection spring is provided with in described bye-pass, described protection spring one end connects top sealing plate, the protection spring other end connects sliding valve core, described switch catch bar and top sealing plate are slidably connected.
10. speciality axle and a boss welding method, is characterized in that, comprise following steps:
A. bevel for welding groove is offered in the welding ends of speciality axle, the welding position of boss.
B. dig out ground buried via hole on the ground, vertical buried cover is set in ground buried via hole and fixes.
C. by speciality axle horizontal positioned, be inserted in boss at speciality axle axle head, in the welding position of both speciality axle, boss, select several position and adopt argon arc welding to weld to carry out pre-welding, boss and speciality axle are pre-fixed.
D. a base bearing is vertically set in a frame, outer ring and the frame of this base bearing are fixed, the inner ring height of this base bearing is higher than outer ring height, make the dead in line of the axis of base bearing and buried cover, with boom hoisting, the speciality axle pre-fixed is sling together with boss, make speciality axle through base bearing inner ring and stretch in buried cover, boss frame on base bearing inner ring, by fastened to each other for the inner ring of speciality axle and base bearing.
E. utilize machine power to make special long axis own axis, meanwhile, utilize artificial or welding equipment to carry out welding operation, welding electrode is in same position all the time, and after speciality axle, boss rotate some circles together, welding completes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510078362.7A CN104722889B (en) | 2015-02-13 | 2015-02-13 | A kind of speciality axle and boss auxiliary welding equipment and welding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510078362.7A CN104722889B (en) | 2015-02-13 | 2015-02-13 | A kind of speciality axle and boss auxiliary welding equipment and welding method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104722889A true CN104722889A (en) | 2015-06-24 |
| CN104722889B CN104722889B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510078362.7A Expired - Fee Related CN104722889B (en) | 2015-02-13 | 2015-02-13 | A kind of speciality axle and boss auxiliary welding equipment and welding method |
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| CN (1) | CN104722889B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3434152A1 (en) * | 1984-09-11 | 1986-03-20 | Maschinenfabrik Karl Brieden & Co, 4630 Bochum | Apparatus for the production of flanged tubes from starting tubes, preferably hardened on the inside consisting, for example, of concentrically arranged tubes of differing hardness |
| US20100108743A1 (en) * | 2006-06-16 | 2010-05-06 | Korea Nuclear Fuel Co., Ltd. | Apparatus For And Method Of Automatically Welding Flange Of Guide Thimble Tube In Nuclear Fuel Assembly |
| CN203578992U (en) * | 2013-10-12 | 2014-05-07 | 广州市昊力工具有限公司 | Automatic submerged arc welding flange tool |
| CN103769787A (en) * | 2014-02-13 | 2014-05-07 | 保定天威集团特变电气有限公司 | Submerge-into-ground adjustable supporting method and device for welding top of oil tank of transformer |
| CN203973097U (en) * | 2014-07-29 | 2014-12-03 | 浙江叁益人防工程设备有限公司 | For the frock of welding double link sealed valve |
| CN204148789U (en) * | 2014-11-18 | 2015-02-11 | 无锡恒富科技有限公司 | The mounting structure of the vertical machine clamping device major axis of group |
| CN204470773U (en) * | 2015-02-13 | 2015-07-15 | 浙江弘道科技有限公司 | A kind of speciality axle and boss auxiliary welding equipment |
-
2015
- 2015-02-13 CN CN201510078362.7A patent/CN104722889B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3434152A1 (en) * | 1984-09-11 | 1986-03-20 | Maschinenfabrik Karl Brieden & Co, 4630 Bochum | Apparatus for the production of flanged tubes from starting tubes, preferably hardened on the inside consisting, for example, of concentrically arranged tubes of differing hardness |
| US20100108743A1 (en) * | 2006-06-16 | 2010-05-06 | Korea Nuclear Fuel Co., Ltd. | Apparatus For And Method Of Automatically Welding Flange Of Guide Thimble Tube In Nuclear Fuel Assembly |
| CN203578992U (en) * | 2013-10-12 | 2014-05-07 | 广州市昊力工具有限公司 | Automatic submerged arc welding flange tool |
| CN103769787A (en) * | 2014-02-13 | 2014-05-07 | 保定天威集团特变电气有限公司 | Submerge-into-ground adjustable supporting method and device for welding top of oil tank of transformer |
| CN203973097U (en) * | 2014-07-29 | 2014-12-03 | 浙江叁益人防工程设备有限公司 | For the frock of welding double link sealed valve |
| CN204148789U (en) * | 2014-11-18 | 2015-02-11 | 无锡恒富科技有限公司 | The mounting structure of the vertical machine clamping device major axis of group |
| CN204470773U (en) * | 2015-02-13 | 2015-07-15 | 浙江弘道科技有限公司 | A kind of speciality axle and boss auxiliary welding equipment |
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| Publication number | Publication date |
|---|---|
| CN104722889B (en) | 2016-08-17 |
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