CN105234604A - Gear and gear ring transmission mechanism of all-position welding machine - Google Patents
Gear and gear ring transmission mechanism of all-position welding machine Download PDFInfo
- Publication number
- CN105234604A CN105234604A CN201510767392.9A CN201510767392A CN105234604A CN 105234604 A CN105234604 A CN 105234604A CN 201510767392 A CN201510767392 A CN 201510767392A CN 105234604 A CN105234604 A CN 105234604A
- Authority
- CN
- China
- Prior art keywords
- gear
- ring
- steel ball
- tooth type
- external tooth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
Abstract
The invention discloses a gear and gear ring transmission mechanism of an all-position welding machine. The gear and gear ring transmission mechanism comprises a drive gear and a driven gear, wherein a gear ring engaged with the driven gear can rotate on a lower pressure plate; steel ball rollers are respectively arranged on the lower pressure plate and an upper pressure plate, so that an outer tooth type gear ring is axially limited between the steel ball roller on the lower pressure plate and the steel ball roller on the upper pressure plate; a plurality of rolling bearings are rotatably connected, in a peripheral direction, on the lower pressure plate; the outer rings of the rolling bearings can roll along the groove wall of a ring-shaped groove in the gear ring; when the outer tooth type gear ring rotates, resistance is rolling friction resistance which is much smaller than sliding friction resistance in the prior art; the steel ball rollers and the rolling bearings are lubricated by lubricating grease, so that a relatively good lubricating condition is easily kept in long-term use, abrasion speed is low, the gear ring does not easily have axial and radial displacement, and equipment precision and stability can be kept for a long time. The gear and gear ring transmission mechanism has the advantages of low manufacturing cost, simple maintenance, a low fault rate and a long service life.
Description
Technical field
The present invention relates to pipeline welding equipment technical field, particularly a kind of circular seam welding device of fixed-piping.
Background technology
The gear-wheel gear-ring transmission mechanism of all positon tube welder of prior art is (see accompanying drawing 1, 2), comprise the driving gear be rotationally connected with on pressing disc, driven gear and external tooth type gear ring, driven gear is meshed with external tooth type gear ring, external tooth type gear ring can rotate on pressing disc, driven gear is divided into left driven gear and right driven gear, left driven gear and right driven gear lay respectively at the both sides of driving gear and external tooth type gear ring center line, between left driven gear and driving gear, left idler gear and right idler gear is respectively equipped with between right driven gear and driving gear, left idler gear is meshed with left driven gear and driving gear respectively, right idler gear is meshed with right driven gear and driving gear respectively, pressing disc is provided with outside cylindrical center boss, central boss and is provided with annular groove, central boss is provided with gland, external tooth type gear ring is limited in annular groove, external tooth type gear ring is rotated along the face of cylinder of central boss and the bottom surface of annular groove and the lower plane of gland, external tooth type gear ring is the gear ring of the incomplete circumference of C shape, during external tooth type ring gear against rotation, be meshed with at least 1 driven gear all the time.External tooth type gear ring is provided with mounting disc, for installing wire-feed motor, welding gun etc.Visible, during external tooth type ring gear against rotation, be sliding friction between external tooth type gear ring and the face of cylinder of central boss, between external tooth type gear ring and the bottom surface of annular groove and between external tooth type gear ring and the lower plane of gland, the comparison of resistance be subject to during external tooth type ring gear against rotation is large.This fit form needs external tooth type gear ring and correlated parts to have higher machining accuracy and good lubricating condition in addition, and need relatively clean operating environment, otherwise, above-mentioned sliding friction surface enters dust and lubricates bad, can cause its heavy wear, make the play that gear ring axis and radial direction all occur in various degree, reduce equipment precision and stability; And welding equipment is generally in the more severe occasion of environment, thus the transmission mechanism of this structure not only manufacturing cost is high, maintaining is also more complicated, and use cost is high, and fault rate is high, and the life-span is short.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of convenient processing and manufacture, cost low, positioning precision is high, and running resistance is little, and working stability is reliable, the gear-wheel gear-ring transmission mechanism of the bonding machine that use cost is low.
The technical scheme that the present invention is adopted for achieving the above object is:
The gear-wheel gear-ring transmission mechanism that a kind of all position welding picks, comprise the driving gear be rotationally connected with on pressing disc, driven gear and external tooth type gear ring, driven gear is meshed with external tooth type gear ring, external tooth type gear ring can rotate on pressing disc, it is characterized in that: described pressing disc is connected with platen, uniformly respectively on the upper plane of pressing disc and the lower plane of upper platen be provided with steel ball roller, make external tooth type gear ring axially be limited between the steel ball roller on pressing disc and the steel ball roller on upper platen; The upper plane of pressing disc is circumferentially rotatably connected at least 4 rolling bearings, the lower plane of external tooth type gear ring is provided with annular groove, the width of annular groove is slightly larger than the diameter of housing washer, can roll along the face of cylinder cell wall of the outer ring of annular groove in the outer ring of rolling bearing.
Another technical scheme that the present invention is adopted for achieving the above object is:
The gear-wheel gear-ring transmission mechanism that a kind of all position welding picks, comprise the driving gear be rotationally connected with on pressing disc, driven gear and external tooth type gear ring, driven gear is meshed with external tooth type gear ring, external tooth type gear ring can rotate on pressing disc, it is characterized in that: described pressing disc is connected with platen, uniformly respectively on the upper plane of pressing disc and the lower plane of upper platen be provided with steel ball roller, make external tooth type gear ring axially be limited between the steel ball roller on pressing disc and the steel ball roller on upper platen; The upper plane of pressing disc is circumferentially rotatably connected at least 4 rolling bearings, the lower plane of external tooth type gear ring is provided with annular groove, the width of annular groove is slightly larger than the diameter of housing washer, can roll along the face of cylinder cell wall of the inner ring of annular groove in the outer ring of rolling bearing.
Another technical scheme that the present invention is adopted for achieving the above object is:
The gear-wheel gear-ring transmission mechanism that a kind of all position welding picks, comprise the driving gear be rotationally connected with on pressing disc, driven gear and external tooth type gear ring, driven gear is meshed with external tooth type gear ring, external tooth type gear ring can rotate on pressing disc, it is characterized in that: described pressing disc is connected with platen, uniformly respectively on the upper plane of pressing disc and the lower plane of upper platen be provided with steel ball roller, make external tooth type gear ring axially be limited between the steel ball roller on pressing disc and the steel ball roller on upper platen; The upper plane of pressing disc is circumferentially rotatably connected at least 4 rolling bearings, on the circumference A that 2 rolling bearings adjacent one another are lay respectively at different-diameter and circumference B, the lower plane of external tooth type gear ring is provided with annular groove, the width of annular groove is slightly larger than the diameter of housing washer, can roll along the face of cylinder cell wall of the outer ring of annular groove in the outer ring being positioned at the rolling bearing on circumference A, can roll along the face of cylinder cell wall of the inner ring of annular groove in the outer ring being positioned at the rolling bearing on circumference B.
In technique scheme, the rear end of described steel ball roller is with screw rod, steel ball roller is arranged in the threaded mounting hole that pressing disc or upper platen are arranged, and can be adjusted the position of steel ball roller by the screw rod of steel ball roller rear end, and all steel ball rollers are in a plane.
Beneficial effect of the present invention:
Pressing disc and upper platen are respectively arranged with steel ball roller, make external tooth type gear ring axially be limited between the steel ball roller on pressing disc and the steel ball roller on upper platen; Pressing disc is circumferentially rotatably connected to multiple rolling bearing, the cell wall of the annular groove that the outer ring of rolling bearing can be arranged on gear ring rolls, the resistance be subject to during external tooth type ring gear against rotation is rolling frictional resistance, and the sliding-frictional resistance more than prior art is little; The requirement on machining accuracy of this fit form to external tooth type gear ring and correlated parts is not harsh in addition, all grease lubrication is adopted in steel ball roller and rolling bearing, easily good lubricating condition is kept in Long-Time Service, the rate of wear is slow, not easily there is axis and radial-play in gear ring, equipment precision and stability can be kept for a long time, even if steel ball roller and rolling bearing occur that heavy wear is also easily changed; Have low cost of manufacture, maintaining is simple, failure rate is low, the advantage of long service life.The mode of this employing opening rotary head, by welding head along the radial directly clamping of pipeline, can also be applicable to the welding of fixed-piping, can realize high-quality, high efficiency field pipes welding production.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the gear-wheel gear-ring transmission mechanism that all position welding of prior art picks.
The cross-sectional schematic of the gear-wheel gear-ring transmission mechanism that all position welding of Fig. 2 prior art picks.
Fig. 3 is the cross-sectional schematic of the gear-wheel gear-ring transmission mechanism embodiment one that all position welding of the present invention picks.
Fig. 4 is the cross-sectional schematic of the gear-wheel gear-ring transmission mechanism embodiment two that all position welding of the present invention picks.
Fig. 5 is the schematic diagram of the gear-wheel gear-ring transmission mechanism embodiment three that all position welding of the present invention picks.
Fig. 6 is the cross-sectional schematic along A-A line in Fig. 5.
Fig. 7 is that the external tooth type ring gear against rotation of the gear-wheel gear-ring transmission mechanism that all position welding of the present invention picks is to schematic diagram when only having left driven gear to be meshed with gear ring.
Fig. 8 is that the external tooth type ring gear against rotation of the gear-wheel gear-ring transmission mechanism that all position welding of the present invention picks is to the schematic diagram only having right driven gear to be meshed constantly with gear ring.
In figure: 1-pressing disc, the left driven gear of 2-, the left idler gear of 3-, 4-driving gear, the right idler gear of 5-, the right driven gear of 6-, 7-external tooth type gear ring, the upper platen of 8-, 9-mounting disc, 10-gland, 11-central boss, 12-steel ball roller, 13-rolling bearing.
Detailed description of the invention
For clearly demonstrating technical characterstic of the present invention, below by detailed description of the invention, and by reference to the accompanying drawings, the present invention is described further.
Embodiment one:
See Fig. 1, Fig. 3, the gear-wheel gear-ring transmission mechanism that a kind of all position welding picks, pressing disc 1 has a manhole passed for weld-end fittings, the lower sides of through hole is provided with opening, this opening picks and places weld-end fittings for radial direction (also can insert fixing pipeline by this opening, welding for fixed-piping), the pressing disc 1 being positioned at through hole top is rotatably connected to driving gear 4, driven gear and external tooth type gear ring 7, driven gear is meshed with external tooth type gear ring 7, external tooth type gear ring 7 arranges with above-mentioned manhole is concentric and can rotates on pressing disc 1, driven gear is divided into left driven gear 2 and right driven gear 6, left driven gear 2 and right driven gear 6 lay respectively at the both sides of driving gear 4 and external tooth type gear ring 7 line of centres, between left driven gear 2 and driving gear 4, left idler gear 3 and right idler gear 5 is respectively equipped with between right driven gear 6 and driving gear 4, left idler gear 3 is meshed with left driven gear 2 and driving gear 4 respectively, right idler gear 5 is meshed with right driven gear 6 and driving gear 4 respectively, external tooth type gear ring 7 is the gear ring of the incomplete circumference of C shape, when external tooth type gear ring 7 rotates, is meshed all the time with at least 1 driven gear.External tooth type gear ring 7 is provided with mounting disc 9, for installing wire-feed motor, welding gun etc.Pressing disc 1 is connected with platen 8, uniformly respectively on the upper plane of pressing disc 1 and the lower plane of upper platen 8 is provided with steel ball roller 12, make external tooth type gear ring 7 axially be limited between the steel ball roller on pressing disc 1 and the steel ball roller on upper platen 8; In the upper plane of pressing disc 1 circumferentially uniform, be rotatably connected to 12 rolling bearings 13, the lower plane of external tooth type gear ring 7 is provided with annular groove, the width of annular groove is slightly larger than the diameter of rolling bearing 13 outer ring, can roll along the face of cylinder cell wall of the outer ring of annular groove in the outer ring of rolling bearing 13.Under the driving of driving gear 4, left idler gear 3 and right idler gear 5 drive left driven gear 2 and right driven gear 6 respectively, and then drive external tooth type gear ring 7 to rotate along circumferential rolling bearing 13.In the present embodiment, the rear end of steel ball roller 12 is with screw rod, steel ball roller 12 is arranged in the threaded mounting hole that pressing disc 1 or upper platen 8 are arranged, and can be adjusted the position of steel ball roller 12, all steel ball rollers 12 are in a plane by the screw rod of steel ball roller 12 rear end.
Embodiment two:
See Fig. 1, Fig. 4, the gear-wheel gear-ring transmission mechanism that a kind of all position welding picks, pressing disc 1 has a manhole passed for weld-end fittings, the lower sides of through hole is provided with opening, this opening is used for radial direction and picks and places weld-end fittings, the pressing disc 1 being positioned at through hole top is rotatably connected to driving gear 4, driven gear and external tooth type gear ring 7, driven gear is meshed with external tooth type gear ring 7, external tooth type gear ring 7 arranges with above-mentioned manhole is concentric and can rotates on pressing disc 1, driven gear is divided into left driven gear 2 and right driven gear 6, left driven gear 2 and right driven gear 6 lay respectively at the both sides of driving gear 4 and external tooth type gear ring 7 line of centres, between left driven gear 2 and driving gear 4, left idler gear 3 and right idler gear 5 is respectively equipped with between right driven gear 6 and driving gear 4, left idler gear 3 is meshed with left driven gear 2 and driving gear 4 respectively, right idler gear 5 is meshed with right driven gear 6 and driving gear 4 respectively, external tooth type gear ring 7 is the gear ring of the incomplete circumference of C shape, when external tooth type gear ring 7 rotates, is meshed all the time with at least 1 driven gear.External tooth type gear ring 7 is provided with mounting disc 9, for installing wire-feed motor, welding gun etc.Pressing disc 1 is connected with platen 8, uniformly respectively on the upper plane of pressing disc 1 and the lower plane of upper platen 8 is provided with steel ball roller 12, make external tooth type gear ring 7 axially be limited between the steel ball roller on pressing disc 1 and the steel ball roller on upper platen 8; In the upper plane of pressing disc 1 circumferentially uniform, be rotatably connected to 12 rolling bearings 13, the lower plane of external tooth type gear ring 7 is provided with annular groove, the width of annular groove is slightly larger than the diameter of rolling bearing 13 outer ring, can roll along the face of cylinder cell wall of the inner ring of annular groove in the outer ring of rolling bearing 13.Under the driving of driving gear 4, left idler gear 3 and right idler gear 5 drive left driven gear 2 and right driven gear 6 respectively, and then drive external tooth type gear ring 7 to rotate along circumferential rolling bearing 13.In the present embodiment, the rear end of steel ball roller 12 is with screw rod, steel ball roller 12 is arranged in the threaded mounting hole that pressing disc 1 or upper platen 8 are arranged, and can be adjusted the position of steel ball roller 12, all steel ball rollers 12 are in a plane by the screw rod of steel ball roller 12 rear end.
Embodiment three:
See Fig. 1, Fig. 5, Fig. 6, the gear-wheel gear-ring transmission mechanism that a kind of all position welding picks, pressing disc 1 has a manhole passed for weld-end fittings, the lower sides of through hole is provided with opening, this opening is used for radial direction and picks and places weld-end fittings, the pressing disc 1 being positioned at through hole top is rotatably connected to driving gear 4, driven gear and external tooth type gear ring 7, driven gear is meshed with external tooth type gear ring 7, external tooth type gear ring 7 arranges with above-mentioned manhole is concentric and can rotates on pressing disc 1, driven gear is divided into left driven gear 2 and right driven gear 6, left driven gear 2 and right driven gear 6 lay respectively at the both sides of driving gear 4 and external tooth type gear ring 7 line of centres, between left driven gear 2 and driving gear 4, left idler gear 3 and right idler gear 5 is respectively equipped with between right driven gear 6 and driving gear 4, left idler gear 3 is meshed with left driven gear 2 and driving gear 4 respectively, right idler gear 5 is meshed with right driven gear 6 and driving gear 4 respectively, external tooth type gear ring 7 is the gear ring of the incomplete circumference of C shape, when external tooth type gear ring 7 rotates, is meshed all the time with at least 1 driven gear.External tooth type gear ring 7 is provided with mounting disc 9, for installing wire-feed motor, welding gun etc.Pressing disc 1 is connected with platen 8, uniformly respectively on the upper plane of pressing disc 1 and the lower plane of upper platen 8 is provided with steel ball roller 12, make external tooth type gear ring 7 axially be limited between the steel ball roller on pressing disc 1 and the steel ball roller on upper platen 8; In the upper plane of pressing disc 1 circumferentially uniform, be rotatably connected to 12 rolling bearings 13, on the circumference A that 2 rolling bearings 12 adjacent one another are lay respectively at different-diameter and circumference B, the lower plane of external tooth type gear ring 7 is provided with annular groove, the width of annular groove is slightly larger than the diameter of rolling bearing 13 outer ring, can roll along the face of cylinder cell wall of the outer ring of annular groove in the outer ring being positioned at the rolling bearing 12 on circumference A, can roll along the face of cylinder cell wall of the inner ring of annular groove in the outer ring being positioned at the rolling bearing 12 on circumference B.Under the driving of driving gear 4, left idler gear 3 and right idler gear 5 drive left driven gear 2 and right driven gear 6 respectively, and then drive external tooth type gear ring 7 to rotate along circumferential rolling bearing 13.In the present embodiment, the rear end of steel ball roller 12 is with screw rod, steel ball roller 12 is arranged in the threaded mounting hole that pressing disc 1 or upper platen 8 are arranged, and can be adjusted the position of steel ball roller 12, all steel ball rollers 12 are in a plane by the screw rod of steel ball roller 12 rear end.
Embodiment cited is above only for understanding the present invention's; it is not the restriction to technical scheme described in the invention; the those of ordinary skill of related fields; on the basis of technical scheme described in claim; can also make multiple change or distortion, all equivalent changes or distortion all should be encompassed within claims of the present invention.
Claims (4)
1. the gear-wheel gear-ring transmission mechanism that picks of an all position welding, comprise the driving gear be rotationally connected with on pressing disc, driven gear and external tooth type gear ring, driven gear is meshed with external tooth type gear ring, external tooth type gear ring can rotate on pressing disc, it is characterized in that: described pressing disc is connected with platen, uniformly respectively on the upper plane of pressing disc and the lower plane of upper platen be provided with steel ball roller, make external tooth type gear ring axially be limited between the steel ball roller on pressing disc and the steel ball roller on upper platen; The upper plane of pressing disc is circumferentially rotatably connected at least 4 rolling bearings, the lower plane of external tooth type gear ring is provided with annular groove, the width of annular groove is slightly larger than the diameter of housing washer, can roll along the face of cylinder cell wall of the outer ring of annular groove in the outer ring of rolling bearing.
2. the gear-wheel gear-ring transmission mechanism that picks of an all position welding, comprise the driving gear be rotationally connected with on pressing disc, driven gear and external tooth type gear ring, driven gear is meshed with external tooth type gear ring, external tooth type gear ring can rotate on pressing disc, it is characterized in that: described pressing disc is connected with platen, uniformly respectively on the upper plane of pressing disc and the lower plane of upper platen be provided with steel ball roller, make external tooth type gear ring axially be limited between the steel ball roller on pressing disc and the steel ball roller on upper platen; The upper plane of pressing disc is circumferentially rotatably connected at least 4 rolling bearings, the lower plane of external tooth type gear ring is provided with annular groove, the width of annular groove is slightly larger than the diameter of housing washer, can roll along the face of cylinder cell wall of the inner ring of annular groove in the outer ring of rolling bearing.
3. the gear-wheel gear-ring transmission mechanism that picks of an all position welding, comprise the driving gear be rotationally connected with on pressing disc, driven gear and external tooth type gear ring, driven gear is meshed with external tooth type gear ring, external tooth type gear ring can rotate on pressing disc, it is characterized in that: described pressing disc is connected with platen, uniformly respectively on the upper plane of pressing disc and the lower plane of upper platen be provided with steel ball roller, make external tooth type gear ring axially be limited between the steel ball roller on pressing disc and the steel ball roller on upper platen; The upper plane of pressing disc is circumferentially rotatably connected at least 4 rolling bearings, on the circumference A that 2 rolling bearings adjacent one another are lay respectively at different-diameter and circumference B, the lower plane of external tooth type gear ring is provided with annular groove, the width of annular groove is slightly larger than the diameter of housing washer, can roll along the face of cylinder cell wall of the outer ring of annular groove in the outer ring being positioned at the rolling bearing on circumference A, can roll along the face of cylinder cell wall of the inner ring of annular groove in the outer ring being positioned at the rolling bearing on circumference B.
4. the gear-wheel gear-ring transmission mechanism that all position welding according to claim 1 or 2 or 3 picks, it is characterized in that: the rear end of described steel ball roller is with screw rod, steel ball roller is arranged in the threaded mounting hole that pressing disc or upper platen are arranged, the position of steel ball roller can be adjusted by the screw rod of steel ball roller rear end, all steel ball rollers are in a plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510767392.9A CN105234604A (en) | 2015-11-12 | 2015-11-12 | Gear and gear ring transmission mechanism of all-position welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510767392.9A CN105234604A (en) | 2015-11-12 | 2015-11-12 | Gear and gear ring transmission mechanism of all-position welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105234604A true CN105234604A (en) | 2016-01-13 |
Family
ID=55032554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510767392.9A Pending CN105234604A (en) | 2015-11-12 | 2015-11-12 | Gear and gear ring transmission mechanism of all-position welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105234604A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108747191A (en) * | 2018-07-13 | 2018-11-06 | 苏州迈德焊接科技有限公司 | Double drive structure in all position automatic welding device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1071482A (en) * | 1996-08-28 | 1998-03-17 | Amada Co Ltd | Tube index device of laser beam machine |
| JP2000158129A (en) * | 1998-03-30 | 2000-06-13 | Kyocera Corp | Automatic pipe welding machine |
| CN101077556A (en) * | 2007-06-13 | 2007-11-28 | 昆山华恒工程技术中心有限公司 | Large-sized fitting circular seam solder displacement machine |
| CN201164939Y (en) * | 2008-02-28 | 2008-12-17 | 昆山华恒工程技术中心有限公司 | Guide structure for pipe-pipe welding head |
| CN101885130A (en) * | 2010-07-08 | 2010-11-17 | 昆山华恒工程技术中心有限公司 | Automatic circular seam welding pipe tongs |
| CN205096757U (en) * | 2015-11-12 | 2016-03-23 | 济南金鲁鼎焊接技术有限公司 | Gear ring gear drive mechanism of all -position welding machine |
-
2015
- 2015-11-12 CN CN201510767392.9A patent/CN105234604A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1071482A (en) * | 1996-08-28 | 1998-03-17 | Amada Co Ltd | Tube index device of laser beam machine |
| JP2000158129A (en) * | 1998-03-30 | 2000-06-13 | Kyocera Corp | Automatic pipe welding machine |
| CN101077556A (en) * | 2007-06-13 | 2007-11-28 | 昆山华恒工程技术中心有限公司 | Large-sized fitting circular seam solder displacement machine |
| CN201164939Y (en) * | 2008-02-28 | 2008-12-17 | 昆山华恒工程技术中心有限公司 | Guide structure for pipe-pipe welding head |
| CN101885130A (en) * | 2010-07-08 | 2010-11-17 | 昆山华恒工程技术中心有限公司 | Automatic circular seam welding pipe tongs |
| CN205096757U (en) * | 2015-11-12 | 2016-03-23 | 济南金鲁鼎焊接技术有限公司 | Gear ring gear drive mechanism of all -position welding machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108747191A (en) * | 2018-07-13 | 2018-11-06 | 苏州迈德焊接科技有限公司 | Double drive structure in all position automatic welding device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210770042U (en) | Rotary part driven by rolling body | |
| CN110701291B (en) | Split type planet carrier assembly convenient to planet wheel axle location | |
| CN202937629U (en) | Bearing unit used for supporting transmission shaft and gear reducer | |
| CN205096757U (en) | Gear ring gear drive mechanism of all -position welding machine | |
| CN103163313B (en) | A kind of drive method of locomotive shaft-end speed pickup | |
| CN105697619A (en) | Piston assembly in electric braking actuator | |
| CN105234604A (en) | Gear and gear ring transmission mechanism of all-position welding machine | |
| CN112682425B (en) | Linear bearing capable of automatically feeding oil during working | |
| CN203614711U (en) | Rotary supporting device and RV reducer | |
| CN105156504A (en) | Spiral transmission single roller type overrun clutch | |
| CN102996630A (en) | Bearing unit for supporting transmission shaft and gear reducer | |
| CN203202013U (en) | Angular-contact ball bearing | |
| CN103441608A (en) | Electric cylinder anti-rotation mechanism | |
| CN201347960Y (en) | Double-row cylindrical roller bearing with internal block and external block for rolling mill | |
| CN110873129A (en) | Telescopic crowned tooth coupling with oil-gas lubrication function | |
| CN204025364U (en) | A kind of deep groove ball bearing easy to maintenance | |
| CN115822495A (en) | Sealing liquid lubricating roller device for well finishing tool | |
| CN211449546U (en) | Roller rack transmission mechanism | |
| CN105090282A (en) | Following-type overrunning clutch with parallel rolls | |
| CN110170279B (en) | Hanging scraping tray | |
| CN203441950U (en) | Gear shaft | |
| CN219733950U (en) | End face driving rotary supporting structure | |
| CN202768774U (en) | Pin tooth of roller pin type pin wheel | |
| CN110821954A (en) | Motorcycle axle sleeve of reducible friction | |
| CN202371003U (en) | Drawn cup needle roller bearing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160113 |