CN109079301A - A kind of efficient chain link takes a mouthful flash-butt welding process - Google Patents
A kind of efficient chain link takes a mouthful flash-butt welding process Download PDFInfo
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- CN109079301A CN109079301A CN201810951970.8A CN201810951970A CN109079301A CN 109079301 A CN109079301 A CN 109079301A CN 201810951970 A CN201810951970 A CN 201810951970A CN 109079301 A CN109079301 A CN 109079301A
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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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/04—Flash butt welding
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/34—Preliminary treatment
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
Abstract
The present invention relates to flash welding technical fields, and it discloses a kind of efficient chain link and takes a mouthful flash-butt welding process, including pedestal, the inner cavity roof of the pedestal offers sliding slot, the inner wall of the sliding slot is connected with slide plate, the top of the slide plate is fixedly installed with clamping plate, the inner wall of the clamping plate offers mounting groove, the inner wall of the mounting groove is fixedly installed with spring, the spring is fixedly installed with telescopic device far from the side of mounting groove, the left and right sides of the clamping plate is fixedly installed with link block, and the inner cavity roof of the sliding slot is fixedly installed with fixed plate.The efficient chain link takes a mouthful flash-butt welding process, by a kind of rapid welding diameter be 219mm, with a thickness of 14~16mm high-pressure boiler pipeline Flash Butt Welding process, weld interval only has 185~230s, compared with common " argon arc welding adds gas shield welding " method, substantially reduce weld interval, welding efficiency is improved, production cost is reduced, promotes the update of boiler product.
Description
Technical field
The present invention relates to flash welding technical field, specially a kind of efficient chain link takes a mouthful flash-butt welding process.
Background technique
In the external especially former Soviet Union, flash butt welding technology is widely used in oil and gas pipeline welding, welded pipe diameter
For Φ 1420m, wall thickness 20mm, weld interval only needs about 5min, and the country is in the 90's of 20th century, Primary Study low-pressure boiler
The continuous Flash Butt Welding of steel pipe, for pipeline specifications be Φ 32mmx3mm12CrMoV steel and Φ 51mmx3mm10 carbon steel,
Weld interval only needs several seconds, this shows that the welding efficiency of flash of light docking technique is significantly larger than semi-automatic gas shielded arc welding side
Method, production efficiency is very high, has to pipe-line construction important.
Traditional Flash Butt Welding, inefficiency when welding, while welding effect is poor, is easy during the welding process
There is the case where welding failure, while the range welded is smaller, is only capable of welding the material of certain fixed specifications, therefore make
With unusual inconvenience, therefore a kind of efficient chain link is herein proposed and has taken a mouthful flash-butt welding process.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of efficient chain links to take a mouthful flash-butt welding process, has high-efficient
The advantages that, solve traditional Flash Butt Welding, inefficiency when welding, while welding effect is poor, in the process of welding
In be easy to appear welding failure the case where, while weld range it is smaller, be only capable of welding the material of certain fixed specifications,
Therefore using very inconvenient problem.
(2) technical solution
To realize above-mentioned high-efficient purpose, the invention provides the following technical scheme: a kind of efficient chain link takes a mouthful flash welding
Technique, including pedestal, the inner cavity roof of the pedestal offer sliding slot, and the inner wall of the sliding slot is connected with slide plate, described
The top of slide plate is fixedly installed with clamping plate, and the inner wall of the clamping plate offers mounting groove, and the inner wall of the mounting groove is fixedly mounted
There is spring, the spring is fixedly installed with telescopic device, the fixed peace in the left and right sides of the clamping plate far from the side of mounting groove
Equipped with link block, the inner cavity roof of the sliding slot is fixedly installed with fixed plate, and the fixed plate is close to the fixed peace in the side of clamping plate
Equipped with fixing sleeve, the inner wall of the fixing sleeve is connected with screw rod, and the back side of the pedestal is fixedly installed with pillar, the branch
The top of column is fixedly installed with welder.
Preferably, the clamping plate includes two parts, and two parts clamping plate is symmetrical centered on the vertical centerline of welder
Distribution.
Preferably, the quantity of the spring is four, and four springs are evenly distributed on the inner wall of mounting groove, four institutes
The opposite side for stating spring is fixedly connected with telescopic device.
Preferably, the telescopic device includes outer ring and inner ring, and the outer diameter of inner ring is less than the inner diameter of outer ring, interior
Circle and outer ring are adapted, and the telescopic device is two parts, the cut-off rule of the telescopic device two-part cut-off rule and clamping plate
On same vertical line.
A kind of efficient chain link takes a mouthful flash-butt welding process, comprising the following steps:
1) chain ring to be welded for two carries out pre-welding treatment, and the bevel angle in end face to be welded for treating welding chain link is
10 ° ± 2 °, treat welding chain link periphery polish, polishing length L2 be from the outer rim of groove along pipeline axially outward
Polish 300mm or more；
2) chain ring to be welded after having handled is put into the inner wall of telescopic device, and chain ring to be welded is put into telescopic device
Inner wall in, the diameter according to different chain rings to be welded is different, and telescopic device can change diameter in the inner wall of mounting groove；
3) telescopic device is fixed by the screw rod at both ends, after chain ring to be welded is put into the inner wall of telescopic device,
By rotating two screw rods, two screw rods are connected through a screw thread with fixing sleeve, and two screw rods are mobile to opposite side, right
Chain ring to be welded is further fixed；
4) after fixing chain ring to be welded, the parameter setting of welding procedure, each chain ring extension elongation L1 to be welded are set
For 75~85mm, flash loss is 21~24mm, and upset allowance is 4~7.5mm, and flash of light initial velocity is 0.16~0.30mm/
S, it is 1.15~1.55mm/s that flash of light, which terminates speed, and flashing current is 4.8kA~7.2kA, and upset speed is 30~35mm/s, top
Forging power is 9.5~11MPa, and electrification upset time is 0.1~0.5s, and clamping force is 11~12MPa, and secondary voltage is 6~7V, weldering
Connecing the time is 185~230s；
5) preheating flash butt welding is carried out to securing chain ring to be welded, by chain ring to be welded on the jaw of welder,
After powering on, starts to contact reinforcing bar end face with lesser pressure, then leave again, constantly leave and contact in this way, often
Contact is primary, and since contact resistance and reinforcing bar internal resistance heat welding section, instantaneous flash of light is generated when pulling open, through above-mentioned anti-
It is multiple repeatedly to connect tip temperature and increase by cutting, realize warm, it is pre-cooked followed by carry out flash of light and upset, the two processes with
Group flashing light weldering is the same；
6) weld seam burr removing is carried out to chain link after the completion of welding, it is mechanical using push broach immediately after chain ring to be welded welding
Burr outside weld seam is removed, and weld seam internal burr is removed using plasma scarfing cinder technology, guarantees that reinforcement is no more than inside and outside weld seam
1.5 millimeter；
7) finally cooling handles to obtain welding finished product.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of efficient chain links to take a mouthful flash-butt welding process, has following beneficial to effect
Fruit:
1, the efficient chain link takes a mouthful flash-butt welding process, is 219mm, with a thickness of 14~16mm by a kind of rapid welding diameter
Chain ring to be welded Flash Butt Welding process, weld interval only has 185~230s, with common " argon arc welding adds gas shield welding " side
Method is compared, and weld interval is substantially reduced, and improves welding efficiency, reduces production cost, promotes the update of boiler product
It regenerates.
2, the efficient chain link takes a mouthful flash-butt welding process, through the invention also according to the structure of electrode and telescopic device, determines
The relationship of forging force and clamping force is 1:1.1, solves and causes to press from both sides because of electrode, telescopic device abrasion or workpiece size deviation
Tightly loosely, the difficult point that when upset skids, and pipeline easily-deformable problem when controlling clamping, the connection for improving connector is strong, together
When by be arranged telescopic device can adapt in different size of chain link so that use scope is wider.
Detailed description of the invention
Fig. 1 is structure of the invention front view.
In figure: 1 pedestal, 2 sliding slots, 3 slide plates, 4 clamping plates, 5 mounting grooves, 6 springs, 7 telescopic devices, 8 link blocks, 9 are fixed
Plate, 10 fixing sleeves, 11 screw rods, 12 pillars, 13 welders.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical solution in the embodiment of the present invention is clearly and completely retouched
It states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Embodiment one: refering to fig. 1, a kind of efficient chain link takes a mouthful flash-butt welding process, including pedestal 1, the inner cavity top of pedestal 1
Wall offers sliding slot 2, and the inner wall of sliding slot 2 is connected with slide plate 3, and the top of slide plate 3 is fixedly installed with clamping plate 4, clamping plate 4 it is interior
Wall offers mounting groove 5, and the inner wall of mounting groove 5 is fixedly installed with spring 6, and spring 6 is fixedly installed with far from the side of mounting groove 5
Telescopic device 7, the left and right sides of clamping plate 4 are fixedly installed with link block 8, and the inner cavity roof of sliding slot 2 is fixedly installed with fixed plate
9, fixed plate 9 is fixedly installed with fixing sleeve 10 close to the side of clamping plate 4, and the inner wall of fixing sleeve 10 is connected with screw rod 11,
The back side of pedestal 1 is fixedly installed with pillar 12, and the top of pillar 12 is fixedly installed with welder.
A kind of efficient chain link takes a mouthful flash-butt welding process, comprising the following steps:
1) chain ring to be welded for two carries out pre-welding treatment, and the bevel angle in end face to be welded for treating welding chain link is
10 ° ± 2 °, treat welding chain link periphery polish, polishing length L2 be from the outer rim of groove along pipeline axially outward
Polish 300mm or more；
2) chain ring to be welded after having handled is put into the inner wall of telescopic device 7, and chain ring to be welded is put into flexible dress
It sets in 7 inner wall, the diameter according to different chain rings to be welded is different, and telescopic device 7 can change straight in the inner wall of mounting groove 5
Diameter；
3) telescopic device 7 is fixed by the screw rod 11 at both ends, chain ring to be welded is put into the inner wall of telescopic device 7
Afterwards, by rotating two screw rods 11, two screw rods 11 are connected through a screw thread with fixing sleeve 10, and two screw rods 11 are to opposite
Side is mobile, treats welding chain link and is further fixed；
4) after fixing chain ring to be welded, the parameter setting of welding procedure, each chain ring extension elongation L1 to be welded are set
For 75~85mm, flash loss is 21~24mm, and upset allowance is 4~7.5mm, and flash of light initial velocity is 0.16~0.30mm/
S, it is 1.15~1.55mm/s that flash of light, which terminates speed, and flashing current is 4.8kA~7.2kA, and upset speed is 30~35mm/s,
Forging force is 9.5~11MPa, and electrification upset time is 0.1~0.5s, and clamping force is 11~12MPa, and secondary voltage is 6~7V,
Weld interval is 185~230s；
5) preheating flash butt welding is carried out to securing chain ring to be welded, by chain ring to be welded welder 13 jaw
On, after powering on, starts to contact reinforcing bar end face with lesser pressure, then leaves again, constantly leave and contact in this way,
Every contact is primary, since contact resistance and reinforcing bar internal resistance heat welding section, instantaneous flash of light is generated when pulling open, through above-mentioned
It is repeated multiple times, tip temperature is connect by raising is cut, and realizes warm, it is pre-cooked followed by carry out flash of light and upset, the two processes
With group flashing light weldering；
6) weld seam burr removing is carried out to chain link after the completion of welding, it is mechanical using push broach immediately after chain ring to be welded welding
Burr outside weld seam is removed, and weld seam internal burr is removed using plasma scarfing cinder technology, guarantees that reinforcement is no more than inside and outside weld seam
1.5 millimeter；
7) finally cooling handles to obtain welding finished product.
Embodiment two: a kind of efficient chain link takes a mouthful flash-butt welding process, comprising the following steps:
1) chain ring to be welded for two carries out pre-welding treatment, and the bevel angle in end face to be welded for treating welding chain link is
10 °, the periphery for treating welding chain link is polished, and polishing length L2 is to polish axially outward from the outer rim of groove along pipeline
300mm or more；
2) chain ring to be welded after having handled is put into the inner wall of telescopic device 7, and chain ring to be welded is put into flexible dress
It sets in 7 inner wall, the diameter according to different chain rings to be welded is different, and telescopic device 7 can change straight in the inner wall of mounting groove 5
Diameter；
3) telescopic device 7 is fixed by the screw rod 11 at both ends, chain ring to be welded is put into the inner wall of telescopic device 7
Afterwards, by rotating two screw rods 11, two screw rods 11 are connected through a screw thread with fixing sleeve 10, and two screw rods 11 are to opposite
Side is mobile, treats welding chain link and is further fixed；
4) after fixing chain ring to be welded, the parameter setting of welding procedure, each chain ring extension elongation L1 to be welded are set
For 75mm, flash loss 21mm, upset allowance 4mm, flash of light initial velocity is 0.16mm/s, and flash of light terminates speed and is
1.15mm/s, flashing current 4.8kA, upset speed 30mm/s, forging force 9.5MPa, electrification upset time are 0.1s,
Clamping force is 11MPa, secondary voltage 6V, weld interval 185s；
5) preheating flash butt welding is carried out to securing chain ring to be welded, by chain ring to be welded welder 13 jaw
On, after powering on, starts to contact reinforcing bar end face with lesser pressure, then leaves again, constantly leave and contact in this way,
Every contact is primary, since contact resistance and reinforcing bar internal resistance heat welding section, instantaneous flash of light is generated when pulling open, through above-mentioned
It is repeated multiple times, tip temperature is connect by raising is cut, and realizes warm, it is pre-cooked followed by carry out flash of light and upset, the two processes
With group flashing light weldering；
6) weld seam burr removing is carried out to chain link after the completion of welding, it is mechanical using push broach immediately after chain ring to be welded welding
Burr outside weld seam is removed, and weld seam internal burr is removed using plasma scarfing cinder technology, guarantees that reinforcement is no more than inside and outside weld seam
1.5 millimeter；
7) finally cooling handles to obtain welding finished product.
Embodiment three: a kind of efficient chain link takes a mouthful flash-butt welding process, comprising the following steps:
1) chain ring to be welded for two carries out pre-welding treatment, and the bevel angle in end face to be welded for treating welding chain link is
12 °, the periphery for treating welding chain link is polished, and polishing length L2 is to polish axially outward from the outer rim of groove along pipeline
300mm or more；
2) chain ring to be welded after having handled is put into the inner wall of telescopic device 7, and chain ring to be welded is put into flexible dress
It sets in 7 inner wall, the diameter according to different chain rings to be welded is different, and telescopic device 7 can change straight in the inner wall of mounting groove 5
Diameter；
3) telescopic device 7 is fixed by the screw rod 11 at both ends, chain ring to be welded is put into the inner wall of telescopic device 7
Afterwards, by rotating two screw rods 11, two screw rods 11 are connected through a screw thread with fixing sleeve 10, and two screw rods 11 are to opposite
Side is mobile, treats welding chain link and is further fixed；
4) after fixing chain ring to be welded, the parameter setting of welding procedure, each chain ring extension elongation L1 to be welded are set
For 85mm, flash loss 24mm, upset allowance 7.5mm, flash of light initial velocity is 0.30mm/s, and flash of light terminates speed and is
1.55mm/s, flashing current 7.2kA, upset speed 35mm/s, forging force 11MPa, electrification upset time are 0.5s, folder
Clamp force is 12MPa, secondary voltage 7V, weld interval 230s；
5) preheating flash butt welding is carried out to securing chain ring to be welded, by chain ring to be welded welder 13 jaw
On, after powering on, starts to contact reinforcing bar end face with lesser pressure, then leaves again, constantly leave and contact in this way,
Every contact is primary, since contact resistance and reinforcing bar internal resistance heat welding section, instantaneous flash of light is generated when pulling open, through above-mentioned
It is repeated multiple times, tip temperature is connect by raising is cut, and realizes warm, it is pre-cooked followed by carry out flash of light and upset, the two processes
With group flashing light weldering；
6) weld seam burr removing is carried out to chain link after the completion of welding, it is mechanical using push broach immediately after chain ring to be welded welding
Burr outside weld seam is removed, and weld seam internal burr is removed using plasma scarfing cinder technology, guarantees that reinforcement is no more than inside and outside weld seam
1.5 millimeter；
7) finally cooling handles to obtain welding finished product.
The beneficial effects of the present invention are: being 219mm by a kind of rapid welding diameter, with a thickness of the to be welded of 14~16mm
The Flash Butt Welding process of chain ring, weld interval only have 185~230s, with common " argon arc welding adds gas shield welding " method phase
Than, weld interval is substantially reduced, welding efficiency is improved, reduces production cost, promotes the update of boiler product,
Through the invention also according to the structure of electrode and telescopic device, it is determined that the relationship of forging force and clamping force is 1:1.1, is solved
It is caused to clamp loosely because of electrode, the abrasion of telescopic device 7 or workpiece size deviation due to, the difficult point that when upset skids, and controls folder
Pipeline easily-deformable problem when tight, the connection for improving connector is strong, while can adapt to by the way that telescopic device 7 is arranged in different big
Small chain link, so that use scope is wider.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of efficient chain link takes a mouthful flash-butt welding process, it is characterised in that: including pedestal (1), the inner cavity roof of the pedestal (1)
It offers sliding slot (2), the inner wall of the sliding slot (2) is connected with slide plate (3), and the top of the slide plate (3) is fixedly installed with
The inner wall of clamping plate (4), the clamping plate (4) offers mounting groove (5), and the inner wall of the mounting groove (5) is fixedly installed with spring
(6), the spring (6) is fixedly installed with telescopic device (7) far from the side of mounting groove (5), the left and right sides of the clamping plate (4)
It is fixedly installed with link block (8), the inner cavity roof of the sliding slot (2) is fixedly installed with fixed plate (9), the fixed plate (9)
Side close to clamping plate (4) is fixedly installed with fixing sleeve (10), and the inner wall of the fixing sleeve (10) is connected with screw rod (11),
The back side of the pedestal (1) is fixedly installed with pillar (12), and the top of the pillar (12) is fixedly installed with welder.
2. a kind of efficient chain link according to claim 1 takes a mouthful flash-butt welding process, it is characterised in that: clamping plate (4) packet
Two parts are included, two parts clamping plate (4) is symmetrical centered on the vertical centerline of welder (13).
3. a kind of efficient chain link according to claim 1 takes a mouthful flash-butt welding process, it is characterised in that: the spring (6)
Quantity is four, and four springs (6) are evenly distributed on the inner wall of mounting groove (5), the opposite side of four springs (6)
It is fixedly connected with telescopic device (7).
4. a kind of efficient chain link according to claim 1 takes a mouthful flash-butt welding process, it is characterised in that: the telescopic device
It (7) include outer ring and inner ring, the outer diameter of inner ring is less than the inner diameter of outer ring, and inner ring and outer ring is adapted, described flexible
Device (7) is two parts, and the two-part cut-off rule of the telescopic device (7) and the cut-off rule of clamping plate (4) are located at same vertical line
On.
5. a kind of efficient chain link takes a mouthful flash-butt welding process, it is characterised in that: the following steps are included:
1) chain ring to be welded for two carries out pre-welding treatment, and the bevel angle in end face to be welded for treating welding chain link is 10 ° ±
2 °, the periphery for treating welding chain link is polished, and polishing length L2 is to polish axially outward from the outer rim of groove along pipeline
300mm or more；
2) chain ring to be welded after having handled is put into the inner wall of telescopic device (7), and chain ring to be welded is put into telescopic device
(7) in inner wall, the diameter according to different chain rings to be welded is different, and telescopic device (7) can change in the inner wall of mounting groove (5)
Diameter；
3) telescopic device (7) is fixed by the screw rod (11) at both ends, chain ring to be welded is put into the interior of telescopic device (7)
After wall, by rotating two screw rods (11), two screw rods (11) are connected through a screw thread with fixing sleeve (10), two screw rods
(11) mobile to opposite side, it treats welding chain link and is further fixed；
4) after fixing chain ring to be welded, the parameter setting of welding procedure is set, each chain ring extension elongation L1 to be welded is 75
~85mm, flash loss are 21~24mm, and upset allowance is 4~7.5mm, and flash of light initial velocity is 0.16~0.30mm/s, are dodged
It is 1.15~1.55mm/s that light, which terminates speed, and flashing current is 4.8kA~7.2kA, and upset speed is 30~35mm/s, forging force
For 9.5~11MPa, electrification upset time is 0.1~0.5s, and clamping force is 11~12MPa, and secondary voltage is 6~7V, when welding
Between be 185~230s；
5) preheating flash butt welding is carried out to securing chain ring to be welded, by chain ring to be welded on the jaw of welder (13),
After powering on, starts to contact reinforcing bar end face with lesser pressure, then leave again, constantly leave and contact in this way, often
Contact is primary, and since contact resistance and reinforcing bar internal resistance heat welding section, instantaneous flash of light is generated when pulling open, through above-mentioned anti-
It is multiple repeatedly to connect tip temperature and increase by cutting, realize warm, it is pre-cooked followed by carry out flash of light and upset, the two processes with
Group flashing light weldering is the same；
6) weld seam burr removing is carried out to chain link after the completion of welding, uses push broach mechanical removal immediately after chain ring to be welded welding
Burr outside weld seam, and weld seam internal burr is removed using plasma scarfing cinder technology, guarantee that reinforcement is no more than 1.5 millis inside and outside weld seam
Rice；
7) finally cooling handles to obtain welding finished product.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810951970.8A CN109079301A (en) | 2018-08-21 | 2018-08-21 | A kind of efficient chain link takes a mouthful flash-butt welding process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810951970.8A CN109079301A (en) | 2018-08-21 | 2018-08-21 | A kind of efficient chain link takes a mouthful flash-butt welding process |
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| CN109079301A true CN109079301A (en) | 2018-12-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112453435A (en) * | 2020-11-20 | 2021-03-09 | 湖南力方轧辊有限公司 | Mechanical lathe for machining intermediate roll |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2525503A1 (en) * | 1975-06-07 | 1976-12-16 | Becker Pruente Gmbh | Resistance butt welding chain links to make chains - where two or more links are simultaneously clamped, welded and upset |
| SU1000198A1 (en) * | 1981-04-07 | 1983-02-28 | Ростовский-на-Дону научно-исследовательский институт технологии машиностроения | Automatic machine for assembling and welding cantilever to chain link |
| CN201931195U (en) * | 2010-12-31 | 2011-08-17 | 中建三局建设工程股份有限公司 | Stirrup flash butt welding system |
| CN104400200A (en) * | 2014-11-27 | 2015-03-11 | 广东省工业技术研究院(广州有色金属研究院) | Flash butt welding process for high-pressure boiler pipeline |
| CN105033430A (en) * | 2015-05-29 | 2015-11-11 | 正茂集团有限责任公司 | Transmission device of large-specification anchor chain link flash welding machine |
| CN107432769A (en) * | 2017-09-08 | 2017-12-05 | 南陵县生产力促进中心有限公司 | A kind of soft fixing device in orthopaedics joint |
| CN107891219A (en) * | 2017-11-10 | 2018-04-10 | 江苏亚星锚链股份有限公司 | A kind of Flash Butt Welding technique of the low magnetic anchor chain of high intensity |
| CN207495030U (en) * | 2017-11-27 | 2018-06-15 | 舒城久联精密机械有限公司 | A kind of motor reel fixture for processing |
| CN108274032A (en) * | 2018-01-15 | 2018-07-13 | 安徽雄风防护设施有限公司 | A kind of steel tube drilling device |
-
2018
- 2018-08-21 CN CN201810951970.8A patent/CN109079301A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2525503A1 (en) * | 1975-06-07 | 1976-12-16 | Becker Pruente Gmbh | Resistance butt welding chain links to make chains - where two or more links are simultaneously clamped, welded and upset |
| SU1000198A1 (en) * | 1981-04-07 | 1983-02-28 | Ростовский-на-Дону научно-исследовательский институт технологии машиностроения | Automatic machine for assembling and welding cantilever to chain link |
| CN201931195U (en) * | 2010-12-31 | 2011-08-17 | 中建三局建设工程股份有限公司 | Stirrup flash butt welding system |
| CN104400200A (en) * | 2014-11-27 | 2015-03-11 | 广东省工业技术研究院(广州有色金属研究院) | Flash butt welding process for high-pressure boiler pipeline |
| CN105033430A (en) * | 2015-05-29 | 2015-11-11 | 正茂集团有限责任公司 | Transmission device of large-specification anchor chain link flash welding machine |
| CN107432769A (en) * | 2017-09-08 | 2017-12-05 | 南陵县生产力促进中心有限公司 | A kind of soft fixing device in orthopaedics joint |
| CN107891219A (en) * | 2017-11-10 | 2018-04-10 | 江苏亚星锚链股份有限公司 | A kind of Flash Butt Welding technique of the low magnetic anchor chain of high intensity |
| CN207495030U (en) * | 2017-11-27 | 2018-06-15 | 舒城久联精密机械有限公司 | A kind of motor reel fixture for processing |
| CN108274032A (en) * | 2018-01-15 | 2018-07-13 | 安徽雄风防护设施有限公司 | A kind of steel tube drilling device |
Non-Patent Citations (1)
| Title |
|---|
| 曾芬芳等: "锚链闪光焊计算机参数测试系统", 《造船技术》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112453435A (en) * | 2020-11-20 | 2021-03-09 | 湖南力方轧辊有限公司 | Mechanical lathe for machining intermediate roll |
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