CN207494882U - Elongated thin-walled hollow axis welder - Google Patents
Elongated thin-walled hollow axis welder Download PDFInfo
- Publication number
- CN207494882U CN207494882U CN201721169340.2U CN201721169340U CN207494882U CN 207494882 U CN207494882 U CN 207494882U CN 201721169340 U CN201721169340 U CN 201721169340U CN 207494882 U CN207494882 U CN 207494882U
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- lower axle
- buttress
- axis
- assembling
- positioning sleeve
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Abstract
The utility model discloses a kind of elongated thin-walled hollow axis welder, welder includes：Portal frame；Buttress, center hollow out are assembled, hollow-out parts can be used to place lower axle to be welded, and buttress upper portion side wall offers multiple upper screwed holes, lower sides offer multiple lower threaded holes for assembling, and assembling buttress is further opened with multiple measure and perforates；Steel wire rope, top are fixed with portal frame, bottom hung weight；Positioning sleeve is placed on assembling buttress, and lower axle can be inserted into positioning sleeve, and positioning sleeve can support the bulge loop on lower axle top；Height adjustment device is uniformly placed between positioning sleeve and assembling buttress；Upper shaft fixing device is fixed on the top of portal frame, and the bottom of upper axis is sleeved on the top of lower axle, and there are welding gaps between upper axis and lower axle；Micrometer, one end touch axis or lower axle, and the other end touches steel wire rope.The utility model, which has, to be measured accurately, conveniently, the advantageous effect that can accurately understand welding deformation amount, adjust in time.
Description
Technical field
The utility model is related to a kind of elongated thin-walled hollow axis welders, belong to precision welding technical field.
Background technology
In power station equipment, main shaft is high-speed rotary part under the condition of high temperature, and very high, specific table is required to the manufacture of axis
It is now austenitic stainless steel long hollow shaft, is about 12M, divides 4 sections and be welded, it is desirable that inside and outside circle is concentric after the completion of integral solder
It spends within 0.2mm.Propose high requirement for welding process, maximum difficult point is to monitor in real time elongated in work progress
The welding deformation amount of axis and the direction of deflection.
Utility model content
The utility model is according to the above deficiency, provide a kind of elongated thin-walled hollow axis welder.Pass through welding equipment
Cooperation, according to actually measured welding deformation amount and deflection direction, adjustment welding sequence realizes accurate control elongated hollow axis weldering
Connect the purpose of deflection.
The technical solution of the utility model is：
A kind of elongated thin-walled hollow axis welder, it is characterized in that, including：
Portal frame is fixed on ground；
Buttress is assembled, is fixed on ground, and below portal frame, assembling buttress center hollow out, hollow-out parts can be used for
Lower axle to be welded is placed, buttress upper portion side wall offers multiple upper screwed holes, lower sides offer multiple lower screw threads for assembling
Hole, assembling buttress are further opened with multiple measure and perforate；
Lower axle adjusting screw, it is multiple, upper screwed hole and lower threaded hole can be screwed into, lower axle vertical direction is positioned；
Steel wire rope, more, top is fixed with portal frame, bottom hung weight；
Positioning sleeve is placed on assembling buttress, and lower axle can be inserted into positioning sleeve, and positioning sleeve can support the bulge loop on lower axle top；
Height adjustment device, it is multiple, it is uniformly placed between positioning sleeve and assembling buttress, the height of positioning sleeve can be adjusted
Degree；
Upper shaft fixing device, it is multiple, the top of portal frame is fixed on, it can be to being inserted into the upper of portal frame upper axis to be welded
Portion's surrounding is fixed, and the bottom of upper axis is sleeved on the top of lower axle, and there are welding gaps between upper axis and lower axle；
Micrometer, more, one end touches axis or lower axle, and the other end touches steel wire rope, wherein, measure thousand points of lower axle
Ruler is inserted into the measurement perforation of assembling buttress.
Preferably, being placed with oil drum on the ground, the weight is immersed in oil drum.
Preferably, the steel wire rope is at least provided with four.
For multi-faceted monitoring displacement, the micrometer at least 16, the upper axis and lower axle respectively installation eight
Only, the upper and lower part of upper axis is mounted respectively to four few, and the upper and lower part of lower axle is mounted respectively to four less.
Preferably, the height adjustment device includes：
Adjusting bracket is fixed on the assembling buttress, and adjusting bracket is provided with inclined-plane and the vertical plane vertical with inclined-plane,
Sliding slot is offered on inclined-plane, threaded hole is provided on vertical plane；
Wedge block is placed on inclined-plane 61, and the bottom surface of wedge block is provided with the sliding block mating with sliding slot, and wedge block is only capable of
It is moved along sliding slot；
Adjusting screw is screwed into the threaded hole of vertical plane, and the head of adjusting screw rotatably couples with wedge block, passes through rotation
Adjusting screw can adjust the position of wedge block, so as to adjust the height of the positioning sleeve.
A kind of welding method of elongated thin-walled hollow axis including the elongated thin-walled hollow axis welder and needs to weld
The upper axis and lower axle connect, includes the following steps：
Lower axle is inserted into positioning sleeve by step A, and there are spaces for the bottom of lower axle；
Step B according to measuring size for micrometer, rotates multiple adjusting screws respectively so that lower axle is vertically-mounted, and logical
Multiple lower axle adjusting screws are crossed to be fixed, it need to be through repeatedly rotating multiple adjusting screws and multiple lower axle adjusting screws；
Step C, by welding the multiple solder joints of the uniform spot welding in gap, to upper axis and lower axle Primary Location；
Step D according to measuring size for micrometer, when upper axis and lower axle cool down, finds axis relative to lower axle maximum
Deviation post e is extended to both ends centered on the E of the peak excursion position and welded, forms welding section H, and so on, constantly find out
Peak excursion position E, constantly welding form welding section H, and the fill solder amount of welding section H is no more than the weldering in the welding gap
Meet 2/3rds of maximum solderable space in section H；
Step E fills up space not welded disposably with solder all with the welding gap space of fill solder.
The offset of the peak excursion position E is more, also more in the fill solder of welding section H.
The utility model has simple in structure, and it is accurate, conveniently to measure, and can accurately understand welding deformation amount, make tune in time
It is whole, ensure the advantageous effect of welding product qualification.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the utility model upper axis to be welded and the structure diagram of lower axle.
Fig. 4 is the structure diagram of the utility model height adjustment device.
Fig. 5 is the positional structure schematic diagram of the utility model peak excursion position E and welding section H.
Specific embodiment
The utility model is further described in conjunction with attached drawing：
As shown in the figure, a kind of elongated thin-walled hollow axis welder, it is characterized in that, including：
Portal frame 1, is fixed on ground；
Buttress 5 is assembled, is fixed on ground, and positioned at 1 lower section of portal frame, assembles 5 center hollow out of buttress, hollow-out parts can be used
In placing lower axle 11 to be welded, assembling 5 upper portion side wall of buttress offers multiple upper screwed holes, lower sides offer it is multiple under
Threaded hole, assembling buttress 5 are further opened with multiple measure and perforate；
Lower axle adjusting screw 8, it is multiple, upper screwed hole and lower threaded hole can be screwed into, 11 vertical direction of lower axle is positioned；
Steel wire rope 2, more, top is fixed with portal frame 1, bottom hung weight 4；
Positioning sleeve 7 is placed on assembling buttress 5, and lower axle 11 can be inserted into positioning sleeve 7, and positioning sleeve 7 can support 11 top of lower axle
Bulge loop 13；
Height adjustment device 6, it is multiple, it is uniformly placed between positioning sleeve 7 and assembling buttress 5, positioning sleeve 7 can be adjusted
Highly；
Upper shaft fixing device 9, it is multiple, the top of portal frame 1 is fixed on, it can be to being inserted into the upper axis to be welded of portal frame 1
12 top surrounding is fixed, and the bottom of upper axis 12 is sleeved on the top of lower axle 11, and there are welding between upper axis 12 and lower axle 11
Gap 10；
Micrometer, more, one end touches axis 12 or lower axle 11, and the other end touches steel wire rope 2, wherein, measure lower axle
11 micrometer is inserted into the measurement perforation of assembling buttress 5.
Oil drum is placed on ground, weight 4 is immersed in oil drum.
Steel wire rope 2 is at least provided with four.
The respectively installation eight of micrometer at least 16, upper axis 12 and lower axle 11, the upper and lower part of upper axis 12 is pacified respectively
Four less are filled to, the upper and lower part of lower axle 11 is mounted respectively to four less.
Height adjustment device 6 includes：
Adjusting bracket is fixed on assembling buttress 5, and adjusting bracket is provided with inclined-plane 61 and the vertical plane vertical with inclined-plane 61
62, sliding slot is offered on inclined-plane 61, and threaded hole is provided on vertical plane 62；
Wedge block 64 is placed on inclined-plane 61, and the bottom surface of wedge block 64 is provided with the sliding block mating with sliding slot, wedge block
64 are only capable of moving along sliding slot；
Adjusting screw 63, is screwed into the threaded hole of vertical plane 62, and the head of adjusting screw 63 rotatably joins with wedge block 64
It connects, by rotating adjusting screw 63, the position of wedge block 64 can be adjusted, so as to adjust the height of positioning sleeve 7.
A kind of welding method of elongated thin-walled hollow axis including elongated thin-walled hollow axis welder and needs to weld upper
Axis 12 and lower axle 11, include the following steps：
Lower axle 11 is inserted into positioning sleeve 7 by step A, and there are spaces for the bottom of lower axle 11；
Step B according to measuring size for micrometer, rotates multiple adjusting screws 63 respectively so that lower axle 11 is pacified vertically
Dress, and be fixed by multiple lower axle adjusting screws 8, spiral shell need to be adjusted through repeatedly rotating multiple adjusting screws 63 and multiple lower axles
Nail 8；
Step C, by welding the 10 multiple solder joints of uniform spot welding of gap, to 11 Primary Location of upper axis 12 and lower axle；
Step D according to measuring size for micrometer, when upper axis 12 and lower axle 11 cool down, finds axis 12 under
11 peak excursion position e of axis is extended to both ends centered on the E of the peak excursion position and welded, forms welding section H, and so on,
Constantly find out peak excursion position E, constantly welding forms welding section H, and in the welding gap 10 welding section H fill solder amount
No more than 2/3rds of solderable space maximum in welding section H；
Step E fills up space not welded disposably with solder all with 10 space of welding gap of fill solder.
The offset of peak excursion position E is more, also more in the fill solder of welding section H.
Claims (5)
1. a kind of elongated thin-walled hollow axis welder, it is characterized in that, including：
Portal frame (1), is fixed on ground；
Buttress (5) is assembled, is fixed on ground, and below portal frame (1), assembles buttress (5) center hollow out, hollow-out parts energy
For placing lower axle to be welded (11), buttress (5) upper portion side wall offers multiple upper screwed holes, lower sides offer for assembling
Multiple lower threaded holes, assembling buttress (5) are further opened with multiple measure and perforate；
Lower axle adjusting screw (8), it is multiple, upper screwed hole and lower threaded hole can be screwed into, lower axle (11) vertical direction is positioned；
Steel wire rope (2), more, top is fixed with portal frame (1), bottom hung weight (4)；
Positioning sleeve (7) is placed on assembling buttress (5), and lower axle (11) can be inserted into positioning sleeve (7), and positioning sleeve (7) can support lower axle
(11) bulge loop (13) on top；
Height adjustment device (6), it is multiple, it is uniformly placed between positioning sleeve (7) and assembling buttress (5), positioning sleeve can be adjusted
(7) height；
Upper shaft fixing device (9), it is multiple, the top of portal frame (1) is fixed on, it can be to being inserted into portal frame (1) to be welded upper
The top surrounding of axis (12) is fixed, and the bottom of upper axis (12) is sleeved on the top of lower axle (11), upper axis (12) and lower axle (11)
Between there are welding gap (10)；
Micrometer, more, one end touches axis (12) or lower axle (11), and the other end touches steel wire rope (2), wherein, under measurement
The micrometer of axis (11) is inserted into the measurement perforation of assembling buttress (5).
2. a kind of elongated thin-walled hollow axis welder as described in claim 1, it is characterized in that, it is placed with oil on the ground
Bucket, the weight (4) are immersed in oil drum.
3. a kind of elongated thin-walled hollow axis welder as described in claim 1, it is characterized in that, the steel wire rope (2) is extremely
It is provided with four less.
4. a kind of elongated thin-walled hollow axis welder as described in claim 1, it is characterized in that, the micrometer is at least
16, the upper axis (12) and lower axle (11) respectively installation eight, the upper and lower part of upper axis (12) are mounted respectively to few four
Only, the upper and lower part of lower axle (11) is mounted respectively to four few.
5. such as a kind of elongated thin-walled hollow axis welder of claim 1-4 any one of them, it is characterized in that, the height tune
Regulating device (6) includes：
Adjusting bracket is fixed on the assembling buttress (5), and adjusting bracket is provided with inclined-plane (61) and vertical with inclined-plane (61)
Vertical plane (62), sliding slot is offered on inclined-plane (61), vertical plane is provided with threaded hole on (62)；
Wedge block (64), is placed on inclined-plane 61, and the bottom surface of wedge block (64) is provided with the sliding block mating with sliding slot, wedge block
(64) it is only capable of moving along sliding slot；
Adjusting screw (63), is screwed into the threaded hole of vertical plane (62), and the head of adjusting screw (63) and wedge block (64) are rotatable
Connection, by rotating adjusting screw (63), can adjust the position of wedge block (64), so as to adjust the height of the positioning sleeve (7)
Degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721169340.2U CN207494882U (en) | 2017-09-13 | 2017-09-13 | Elongated thin-walled hollow axis welder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721169340.2U CN207494882U (en) | 2017-09-13 | 2017-09-13 | Elongated thin-walled hollow axis welder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207494882U true CN207494882U (en) | 2018-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721169340.2U Active CN207494882U (en) | 2017-09-13 | 2017-09-13 | Elongated thin-walled hollow axis welder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107838571A (en) * | 2017-09-13 | 2018-03-27 | 浙江富春江水电设备有限公司 | Elongated thin-walled hollow axle welder and its welding method |
-
2017
- 2017-09-13 CN CN201721169340.2U patent/CN207494882U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107838571A (en) * | 2017-09-13 | 2018-03-27 | 浙江富春江水电设备有限公司 | Elongated thin-walled hollow axle welder and its welding method |
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