CN106925902A - A kind of fireproof cable protective case welding equipment and welding procedure - Google Patents
A kind of fireproof cable protective case welding equipment and welding procedure Download PDFInfo
- Publication number
- CN106925902A CN106925902A CN201710258420.3A CN201710258420A CN106925902A CN 106925902 A CN106925902 A CN 106925902A CN 201710258420 A CN201710258420 A CN 201710258420A CN 106925902 A CN106925902 A CN 106925902A
- Authority
- CN
- China
- Prior art keywords
- protective case
- fireproof cable
- heating
- welding
- heating coil
- 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.)
- Withdrawn
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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups B23K1/00 - B23K28/00
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups B23K1/00 - B23K28/00 relating to soldering or 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
- B23K2101/38—Conductors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Induction Heating (AREA)
Abstract
The invention discloses a kind of fireproof cable protective case welding equipment and welding procedure, welding equipment includes a lathe, is provided with lathe：Positioning clamping；Driving clamping device, driving clamping device is connected with positioning clamping；Heater；Adjustment structure, heater is arranged in adjustment structure；Control device, control device is connected with the control of driving clamping device, heater and adjustment structure respectively, and welding procedure comprises the following steps：(1) fireproof cable is arranged on positioning clamping；(2) driving clamping device drives positioning clamping work；(3) and then to fireproof cable and protective case heat；(4) when heating-up temperature reaches welding temperature, fireproof cable and protective case will be welded as a whole；(5) after welding is finished, stop heating, fireproof cable and protective case are taken out.Simple structure of the present invention, it is easy to operate, totally-enclosed seamless welding and small size same material protective case can be used, welding efficiency is high.
Description
Technical field
The present invention relates to the welding field of fireproof cable, and in particular to a kind of fireproof cable protective case welding equipment and welding
Technique.
Background technology
Fireproof cable is all made up of inorganic matter (metallic copper and magnesia powder), and itself will not cause fire, it is impossible to fire
Burn or combustion-supporting, can continue to keep power supply under nearly 1000 DEG C of fire condition, noxious material will not be produced, be a kind of real meaning
Fireproof cable in justice.Material and production technology are limited in, joint length size is smaller, connection extension is needed when using.
Current cable jacket coupling method is the external connecting sleeve pipe of the brass material of machining, and two ends are carried out with screw thread
Connection is compressed, its volume is big, and easy to leak, it is impossible to bend causes cable integrally bending enlarging radius, inconvenient installation.
The content of the invention
The present invention in order to solve the above problems, so as to provide a kind of fireproof cable protective case welding equipment and welding procedure.
To reach above-mentioned purpose, technical scheme is as follows：
A kind of fireproof cable protective case welding equipment, the fireproof cable protective case welding equipment includes a lathe, described
Lathe is provided with：
Positioning clamping, it is necessary to welding fireproof cable be arranged on positioning clamping, protective case is set in fire prevention
Exterior cable welding position is arranged on positioning clamping together；
Driving clamping device, the driving clamping device is connected with positioning clamping；
Heater, the heater is correspondingly arranged at positioning clamping side；
Adjustment structure, heater is arranged in adjustment structure, and adjustment structure adjusts the heating angle of heater；
Control device, the control device is connected with the control of driving clamping device, heater and adjustment structure respectively.
In a preferred embodiment of the invention, the positioning clamping includes two fixture blocks, fireproof cable and guarantor
Sheath is fixed between two fixture blocks.
In a preferred embodiment of the invention, the driving clamping device is a clamping drive cylinder, the clamping
Drive cylinder is connected with two fixture blocks respectively.
In a preferred embodiment of the invention, the heater includes heating coil, coil drive cylinder, heating
Load and heating power supply, the coil drive cylinder and heating coil drive connection, the heating load are corresponding with heating coil
Coordinate, the heating power supply is connected with heating coil and heating load respectively.
In a preferred embodiment of the invention, the heating coil is moved by heating coil retainer ring and heating coil
Ring group is into the heating coil retainer ring is fixed in adjustment structure, and the heating coil shift(ing) ring is matched somebody with somebody with coil drive cylinder
Close connection.
In a preferred embodiment of the invention, high-frequency energy monitoring system, the high frequency are additionally provided with the lathe
Energy management system is connected with heating power supply and control device respectively.
In a preferred embodiment of the invention, it is additionally provided with the cooling system cooled down to heater on the lathe
System, the cooling system is connected with control device.
A kind of fireproof cable protective case welding procedure, the welding procedure comprises the following steps：
(1) fireproof cable is arranged on positioning clamping, then protective case is set on fireproof cable；
(2) driving clamping device drives positioning clamping work, and fixation is clamped to fireproof cable and protective case；
(3) heating location of heating coil is adjusted by adjustment structure so that the welding position of heating coil and fireproof cable
Put and aligned radial and axial, then fireproof cable and protective case are heated；
(4) when heating-up temperature reaches welding temperature, fireproof cable and protective case will be welded as a whole；
(5) after welding is finished, heating is stopped, then driving clamping device drives the positioning clamping will to be welded as a whole
Fireproof cable and protective case are unclamped, and fireproof cable and protective case are taken out.
The beneficial effects of the invention are as follows：
Simple structure of the present invention, it is easy to operate, being capable of totally-enclosed seamless welding and use small size same material protective case, weldering
Connect efficiency high.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is front view of the invention；
Fig. 2 is top view of the invention；
Fig. 3 is the structural representation of heating power supply.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
Referring to the fireproof cable protective case welding equipment that Fig. 1 to Fig. 3, the present invention are provided, it includes a lathe 100, lathe
100 is the welding job platform of the application, and each equipment can be fixed on lathe 100, and locating clip is provided with lathe 100
Locking structure 200, driving clamping device 300, heater, adjustment structure 500 and control device 600.
Positioning clamping 200, it is for the fireproof cable 710 and protective case 720 of welding to be fixed, consequently facilitating weldering
Connect.
Positioning clamping 200 specifically includes two fixture blocks, and fireproof cable 710 and protective case 720 are fixed on two fixture blocks
Between.
Driving clamping device 300, it is connected with positioning clamping 200, and it is control positioning clamping 200
Working condition.
Driving clamping device 300 is specially one and clamps drive cylinder, and it is specifically connected with two fixture blocks, when needing folder
When fastening, driving clamping device 300 can control positioning clamping 200 and work, and at this moment two fixture blocks are closed up, so as to press from both sides
Fasten.
Equally, when needing to take out the fireproof cable 710 and protective case 720 after the welding on positioning clamping 200,
Positioning clamping 200 is driven to work also by driving clamping device 300 so that two fixture blocks are separated, and will can thus be welded
The fireproof cable 710 and protective case 720 being integrated take out.
So, it is capable of achieving fireproof cable 710 with the cooperation of positioning clamping 200 by using driving clamping device 300
The fireproof cable 710 fixed and be easy to after welding and protective case 720 with the welding position of protective case 720 take out, and substantially increase
Welding efficiency and welding precision.
Heater, it is correspondingly arranged at the side of positioning clamping 200, and it is for being fixed on positioning clamping
Fireproof cable 710 and protective case 720 on 200 are heated so that fireproof cable 710 and protective case 720 reach welding temperature,
So as to fireproof cable 710 and protective case 720 are welded as a whole.
Heater specifically includes heating coil, coil drive cylinder 420, heating load 430 and heating power supply 440.
Coil drive cylinder 420 can drive heating coil, control the working condition of heating coil.
Heating load 430 is specially sensing heating load, and it coordinates with heating coil can form induced oscillation loop so that
Fireproof cable 710 and the surface of protective case 720 in its loop can form induced field and electric current, so as to heat fireproof cable
710 and protective case 720, welding temperature is reached, fireproof cable 710 and protective case 720 can be thus welded as a whole.
Heating power supply 440 is specially induction heating power, and it is connected with heating coil and heating load 430 respectively, and it is
For being that heating coil and heating load 430 are powered.
For the ease of dismantling and repairing, heating power supply 440 is removably mounted on lathe 100.
By the implementation of above-mentioned heating arrangement, welding precision and welding efficiency are greatly improved.
Heating coil is specifically made up of heating coil retainer ring 411 and heating coil shift(ing) ring 412, when heating coil is fixed
When ring 411 and heating coil shift(ing) ring 412 close up, heating coil is operable, when heating coil retainer ring 411 and heater wire
When circle shift(ing) ring 412 is separated, heating coil is stopped.
For the ease of heating, the specific installation site of heating coil retainer ring 411 exists with the welding position of fireproof cable 710
It is radial and axial to align.
Heating coil shift(ing) ring 412 is connected with coil drive cylinder 420, and coil drive cylinder 420 can drive heating
Coil shift(ing) ring 412 is moved, so as to realize closing up and separating with heating coil retainer ring 411.
Heated condition is controlled by coil drive cylinder 420, i.e., it is simple and convenient and quick, substantially increase work effect
Rate.
Adjustment structure 500, it is arranged on the side of positioning clamping 200, and heater can integrally be arranged on adjustment structure
On 500, adjustment structure 500 is used to adjust the heating location of heater, so as to improve welding precision.
Cylinder, the cylinder of left and right directions movement and the above-below direction that adjustment structure 500 can specifically be moved by fore-and-aft direction are moved
The composition of dynamic cylinder, by the work of these three cylinders so that heater can be around, upper and lower three directions
It is adjusted.
In addition, for the ease of regulation, an adjusting handle can be set on each cylinder, can driving gas by adjusting handle
Cylinder is moved in relevant position.
Control device 600, it is the control terminal of the application, and it is specially electric digital control system, and it drives with clamping respectively
Dynamic device 200, coil drive cylinder 420 and the control connection of adjustment structure 500, dress can be driven by control device 600 to clamping
Put 200, coil drive cylinder 420 and adjustment structure 500 is controlled, so as to improve operating efficiency and realize automatic welding.
High-frequency energy monitoring system 700 is additionally provided with lathe 100, high-frequency energy monitoring system 700 is electric with heating respectively
Source 440 and control device 600 are connected.
The parameters such as electric current, the voltage that high-frequency energy monitoring system 700 is exported to heating power supply 440 are monitored and record,
And record is sent to control device 600, and control device 600 can be according to the monitoring record for receiving and set record value
Contrasted, when record value of the monitoring record for sending more than setting, control device 600 can be reported by warning device
It is alert, consequently facilitating staff's understanding in time and the every output valve to heating power supply 440 are corrected in time, greatly improve safety
Property.
In addition, being additionally provided with the cooling system cooled down to heater, cooling system and control device on lathe 100
600 connections.
Cooling system specifically includes cooling water tank 810, cooling water pump and radiator 820, and it is particularly used for heating electricity
Source 440, heating load 430, heating coil retainer ring 411 and heating coil shift(ing) ring 412 are cooled down.
Temperature on heating power supply 440, heating load 430, heating coil retainer ring 411 and heating coil shift(ing) ring 412
When spending high, control device 600 can start cooling water tank 810, cooling water pump and radiator 820 while to heating power supply 440, adding
Heat load 430, heating coil retainer ring 411 and heating coil shift(ing) ring 412 are cooled down, so as to further improve security.
Implementation based on such scheme, present invention also provides a kind of fireproof cable protective case welding procedure, the Welder
Skill comprises the following steps：
(1) fireproof cable 710 is arranged on positioning clamping 200, protective case 720 is then set in fireproof cable
On 710；
(2) driving clamping device 300 drives positioning clamping 200 to work, and fireproof cable 710 and protective case 720 are entered
Row is fixedly clamped；
(3) heating location of heating coil is adjusted by adjustment structure 500 so that heating coil and fireproof cable 710
Welding position is aligned radial and axial, and then fireproof cable 710 and protective case 720 are heated；
(4) when heating-up temperature reaches welding temperature, fireproof cable 710 and protective case 720 will be welded as a whole；
(5) after welding is finished, heating is stopped, then the driving of driving clamping device 300 positioning clamping 200 will be welded as
The fireproof cable 710 and protective case 720 of one are unclamped, and the fireproof cable 710 being welded as a whole and protective case 720 are taken out.
Here is a specific embodiment of this welding procedure：
(1) positioning clamping 200 is unclamped by driving clamping device 300, fireproof cable 710 is arranged on locating clip
On locking structure 200, then protective case 720 is set on fireproof cable 710；
(2) and then by driving clamping device 300 positioning clamping 200 is clamped, so as to by fireproof cable 710 and protect
Sheath 720 is fixed on positioning clamping 200；
(3) around being carried out by adjustment structure 500, upper and lower three directions are adjusted so that heating coil is fixed
The installation site of ring 411 is aligned with the welding position of fireproof cable 710 radial and axial；
(4) and then by coil drive cylinder 420 heating coil shift(ing) ring 412 is driven to move so that heating coil is moved
Ring 412 closes up to form heating coil with heating coil retainer ring 411, is then turned on heating power supply 440, and heating coil and heating are negative
Carrying 430 cooperations can form induced oscillation loop so that fireproof cable 710 and the surface of protective case 720 in its loop can be formed
Induced field and electric current, so as to heat fireproof cable 710 and protective case 720, and reach welding temperature, at this moment fireproof cable 710
Can be welded with protective case 720 and be welded as a whole；
(5) while heating, high-frequency energy monitoring system 700 is in real time to heating electricity for heating coil and heating load 430
The parameters such as electric current, the voltage of the output of source 440 are monitored and record, and record is sent into control device 600, when what is sent
When monitoring record is more than the record value for setting, control device 600 can be alarmed by warning device, and staff can be timely
Solution and the every output valve to heating power supply 440 are corrected in time；
(6) after welding is finished, heating power supply 440 is closed, then drives heating coil to move by coil drive cylinder 420
Ring 412 is moved so that heating coil shift(ing) ring 412 is separated with heating coil retainer ring 411；
(7) and then by driving clamping device 300 positioning clamping 200 is unclamped, by the anti-thermoelectricity being welded as a whole
Cable 710 and protective case 720 take out；
(8) cooling water tank 810, cooling water pump and radiator 820 are finally started simultaneously to heating power supply 440, heating load
430th, heating coil retainer ring 411 and heating coil shift(ing) ring 412 are cooled down.
General principle of the invention and principal character and advantages of the present invention has been shown and described above.The technology of the industry
Personnel it should be appreciated that the present invention is not limited to the above embodiments, simply explanation described in above-described embodiment and specification this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appending claims and its
Equivalent thereof.
Claims (8)
1. a kind of fireproof cable protective case welding equipment, it is characterised in that the fireproof cable protective case welding equipment includes
Lathe, the lathe is provided with：
Positioning clamping, it is necessary to welding fireproof cable be arranged on positioning clamping, protective case is set in fireproof cable
Outside weldings position is arranged on positioning clamping together；
Driving clamping device, the driving clamping device is connected with positioning clamping；
Heater, the heater is correspondingly arranged at positioning clamping side；
Adjustment structure, heater is arranged in adjustment structure, and adjustment structure adjusts the heating angle of heater；
Control device, the control device is connected with the control of driving clamping device, heater and adjustment structure respectively.
2. a kind of fireproof cable protective case welding equipment according to claim 1, it is characterised in that the locating clip tight knot
Structure includes two fixture blocks, and fireproof cable and protective case are fixed between two fixture blocks.
3. a kind of fireproof cable protective case welding equipment according to claim 2, it is characterised in that the clamping drives dress
A clamping drive cylinder is set to, the clamping drive cylinder is connected with two fixture blocks respectively.
4. a kind of fireproof cable protective case welding equipment according to claim 1, it is characterised in that the heater bag
Heating coil, coil drive cylinder, heating load and heating power supply are included, the coil drive cylinder drives with heating coil and connects
Connect, the heating load and heating coil corresponding matching, the heating power supply is connected with heating coil and heating load respectively.
5. a kind of fireproof cable protective case welding equipment according to claim 4, it is characterised in that the heating coil by
Heating coil retainer ring and heating coil shift(ing) ring are constituted, and the heating coil retainer ring is fixed in adjustment structure, described to add
Heat coil shift(ing) ring is connected with coil drive cylinder.
6. a kind of fireproof cable protective case welding equipment according to claim 4, it is characterised in that also set on the lathe
There is high-frequency energy monitoring system, the high-frequency energy monitoring system is connected with heating power supply and control device respectively.
7. a kind of fireproof cable protective case welding equipment according to claim 1, it is characterised in that also set on the lathe
There is the cooling system cooled down to heater, the cooling system is connected with control device.
8. a kind of fireproof cable protective case welding procedure, it is characterised in that the welding procedure comprises the following steps：
(1) fireproof cable is arranged on positioning clamping, then protective case is set on fireproof cable；
(2) driving clamping device drives positioning clamping work, and fixation is clamped to fireproof cable and protective case；
(3) heating location of heating coil is adjusted by adjustment structure so that heating coil exists with the welding position of fireproof cable
It is radial and axial to align, then fireproof cable and protective case are heated；
(4) when heating-up temperature reaches welding temperature, fireproof cable and protective case will be welded as a whole；
(5) after welding is finished, heating is stopped, then driving clamping device drives positioning clamping by the fire prevention being welded as a whole
Cable and protective case are unclamped, and fireproof cable and protective case are taken out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710258420.3A CN106925902A (en) | 2017-04-19 | 2017-04-19 | A kind of fireproof cable protective case welding equipment and welding procedure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710258420.3A CN106925902A (en) | 2017-04-19 | 2017-04-19 | A kind of fireproof cable protective case welding equipment and welding procedure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106925902A true CN106925902A (en) | 2017-07-07 |
Family
ID=59437887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710258420.3A Withdrawn CN106925902A (en) | 2017-04-19 | 2017-04-19 | A kind of fireproof cable protective case welding equipment and welding procedure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106925902A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA679632A (en) * | 1964-02-11 | J. Crawford Thomas | Sheathing and welding of metal sheathed cable and the like | |
| US20060169752A1 (en) * | 2002-07-17 | 2006-08-03 | Den Boer Johannis Josephus | Forge welding of heavy duty tubulars |
| CN2811314Y (en) * | 2005-08-02 | 2006-08-30 | 怀集县汽车配件制造有限责任公司 | Device for relieving tensile stress of valve retainer end tapered surface of engine |
| CN102615414A (en) * | 2012-04-01 | 2012-08-01 | 项大清 | Automatic millstone welder |
| CN103213274A (en) * | 2013-05-10 | 2013-07-24 | 天津市塑料研究所有限公司 | High-frequency inductive type catheter soft and hard joint welding device |
| CN103223551A (en) * | 2013-04-19 | 2013-07-31 | 苏州宏创高频加热设备有限公司 | Control system for high-frequency induction welder |
| CN103264218A (en) * | 2013-05-27 | 2013-08-28 | 天津滨海爱丽顺金属制品有限公司 | Plugging welding device used for welding copper pipe and plug |
| CN106112166A (en) * | 2016-08-22 | 2016-11-16 | 京信通信技术(广州)有限公司 | Automated system that metalwork welds with coaxial cable and implementation method |
| CN205724322U (en) * | 2016-03-11 | 2016-11-23 | 永泰电子（东莞）有限公司 | Cable soldering soldering tip and device thereof and equipment |
| CN106270875A (en) * | 2016-10-12 | 2017-01-04 | 珠海格力电器股份有限公司 | Compressor knockout subassembly welding frock |
| CN206702441U (en) * | 2017-04-19 | 2017-12-05 | 上海恒精感应科技股份有限公司 | A kind of fireproof cable protective case welding equipment |
-
2017
- 2017-04-19 CN CN201710258420.3A patent/CN106925902A/en not_active Withdrawn
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA679632A (en) * | 1964-02-11 | J. Crawford Thomas | Sheathing and welding of metal sheathed cable and the like | |
| US20060169752A1 (en) * | 2002-07-17 | 2006-08-03 | Den Boer Johannis Josephus | Forge welding of heavy duty tubulars |
| CN2811314Y (en) * | 2005-08-02 | 2006-08-30 | 怀集县汽车配件制造有限责任公司 | Device for relieving tensile stress of valve retainer end tapered surface of engine |
| CN102615414A (en) * | 2012-04-01 | 2012-08-01 | 项大清 | Automatic millstone welder |
| CN103223551A (en) * | 2013-04-19 | 2013-07-31 | 苏州宏创高频加热设备有限公司 | Control system for high-frequency induction welder |
| CN103213274A (en) * | 2013-05-10 | 2013-07-24 | 天津市塑料研究所有限公司 | High-frequency inductive type catheter soft and hard joint welding device |
| CN103264218A (en) * | 2013-05-27 | 2013-08-28 | 天津滨海爱丽顺金属制品有限公司 | Plugging welding device used for welding copper pipe and plug |
| CN205724322U (en) * | 2016-03-11 | 2016-11-23 | 永泰电子（东莞）有限公司 | Cable soldering soldering tip and device thereof and equipment |
| CN106112166A (en) * | 2016-08-22 | 2016-11-16 | 京信通信技术(广州)有限公司 | Automated system that metalwork welds with coaxial cable and implementation method |
| CN106270875A (en) * | 2016-10-12 | 2017-01-04 | 珠海格力电器股份有限公司 | Compressor knockout subassembly welding frock |
| CN206702441U (en) * | 2017-04-19 | 2017-12-05 | 上海恒精感应科技股份有限公司 | A kind of fireproof cable protective case welding equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104070287B (en) | A kind of softening method of high strength alumin ium alloy friction stir welding and device of suppressing | |
| CN107671469B (en) | A welding tool and method for a gas turbine casing | |
| CN102785362B (en) | Welding manipulator for plastic water nozzle joint | |
| CN105014212A (en) | Suspension type steel rail flash butt welding and heat treatment machine and suspension type steel rail flash butt welding and heat treatment method | |
| CN206568574U (en) | A kind of simple intelligent heats butt welding machine | |
| CN102486246A (en) | Polyethylene pipeline hot-melt conjunction construction method | |
| CN205057280U (en) | Suspension type rail flash butt welding thermal treatment machine | |
| CN107877874B (en) | Heat dissipation type ceramic honeycomb panel heating welding device | |
| CN206702441U (en) | A kind of fireproof cable protective case welding equipment | |
| CN104289814A (en) | Dissimilar metal pipe welding method and application | |
| CN204135550U (en) | For welding the high frequency induction welding connection device of fuel tank nut | |
| CN106624264A (en) | Device and technology for eliminating local overheating effect in pipeline welding process | |
| CN215903986U (en) | Steel-plastic pipe welding clamp | |
| CN103706909A (en) | Welding device | |
| CN206405573U (en) | Boiler pipe fitting girth joint automatic submerged-arc welding system | |
| CN206952595U (en) | A kind of four-jaw type flange pneumatic positioning and clamping | |
| CN108857262A (en) | Drill pipe repair method of blast furnace opening machine | |
| CN204367399U (en) | A kind of HDPE pipeline docking electric heating melting welding auxiliary fixing band | |
| CN117428399B (en) | Electric welding machine with workpiece positioning function for machining pipeline support and hanger | |
| CN108480812B (en) | Welding process of pipeline induction brazing device | |
| CN203823328U (en) | Quick connecting piece used for branch forming of water supply and gas pipeline principal line | |
| CN211656409U (en) | heating equipment | |
| Xiang et al. | Demonstration of intelligent welding machine for polyethylene pipe | |
| CN203696216U (en) | Arc welding deformation resistance device for tubular parts | |
| CN205254435U (en) | Pipe fitting circumferential weld autogiration welding frock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170707 |