CN103521974B - A kind of can be general the pre-mounted welder of cross valve assembly - Google Patents
A kind of can be general the pre-mounted welder of cross valve assembly Download PDFInfo
- Publication number
- CN103521974B CN103521974B CN201310455529.8A CN201310455529A CN103521974B CN 103521974 B CN103521974 B CN 103521974B CN 201310455529 A CN201310455529 A CN 201310455529A CN 103521974 B CN103521974 B CN 103521974B
- Authority
- CN
- China
- Prior art keywords
- bracing bar
- adjustable bracing
- water
- rotating disk
- copper pipe
- 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.)
- Active
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
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/003—Cooling means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
-
- 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 present invention relates to a kind of pre-mounted welder of cross valve assembly that can be general, comprise water-supporting disc, for locating the first Adjustable bracing bar of four-way valve body and the second Adjustable bracing bar for locating copper pipe, the top of described first Adjustable bracing bar and the second Adjustable bracing bar is provided with the bare terminal end for clamping soldered object, a rotating disk is installed in described water-supporting disc, described rotating disk is fixed on bottom water-supporting disc by bearing, the base of described first Adjustable bracing bar and the second Adjustable bracing bar is placed on described rotating disk, the bare terminal end of described first Adjustable bracing bar is dismountable, the valve body draw-in groove matched with four-way valve body, the bare terminal end of the second Adjustable bracing bar is dismountable, the copper pipe draw-in groove matched with copper pipe.Solve the cross valve assembly that existing welding tooling cannot be applicable to different size, and complex structure, inconvenient problem with use.
Description
Technical field
The present invention relates to refrigeration accessory, be specifically related to a kind of pre-mounted welder of cross valve assembly that can be used for different size.
Background technology
Cross valve is widely used in various electrical equipment, and as cross valve in air conditioner is used to carry out freezing, heating conversion, the quality of the cross valve welding of off-premises station directly affects the vibrations of overall efficiency, noise and pipe arrangement.By studying Duo Jia refrigeration plant manufacturing enterprise (as central air-conditioning, heat pump water-heating machine) on-the-spot investigation, we find that there is a lot of enterprise in process of production, need refrigeration components and parts: copper pipe, cross valve connecting welding, form prewelding assembly.
Application number is in one section of patent document 1 of 200820189395.4, disclose a kind of adjustable welding frock, this welding tooling is used for soaking and cools the valve body of welding, comprise the bare terminal end of frock body and the soldered object of clamping, frock body comprises fixed sleeving, is arranged on the interior carriage release lever slided up and down relative to it and rotate of fixed sleeving and the adjusting bolt of locating this carriage release lever, this adjusting bolt is arranged on the sidewall of fixed sleeving, and bare terminal end is connected with carriage release lever.
Welding tooling in above-mentioned patent document 1 for the welding object of same size, can only cannot meet the requirement of different size valve body and pipeline, if the size of valve body and steel pipe changes, will redesign pre-mounted welder, and waste a large amount of manpower and materials.
Application number is in one section of patent document 2 of 201220239856.0, disclose a kind of device for the welding of air-conditioning cross valve pipeline assembly, this device comprises workbench, the valve body support of location air-conditioning cross valve, the pipe fitting folder of location air-conditioning cross valve pipeline of multiple edge body, bench top is fixed with valve body support, the side of multiple edge body is provided with the chute of level, chute has movable sliding block, slide block is provided with detachable, can the pipe fitting folder of vertical direction movement.
The welder of the cross valve pipeline assembly in above-mentioned patent document 2, although achieve the versatility of welding tooling, this welding tooling complex structure, manufacturing cost is high, manufactures cumbersome, uses also inconvenient.
Summary of the invention
The object of this invention is to provide a kind of pre-mounted welder of cross valve assembly that can be general, the cross valve assembly of different size cannot be applicable in order to solve existing welding tooling, and complex structure, inconvenient problem with use.
For achieving the above object, the solution of the present invention is: a kind of can be general the pre-mounted welder of cross valve assembly, comprise water-supporting disc, for locating the first Adjustable bracing bar of four-way valve body and the second Adjustable bracing bar for locating copper pipe, the top of described first Adjustable bracing bar and the second Adjustable bracing bar is provided with the bare terminal end for clamping soldered object, rotating disk and immersible pump are installed in described water-supporting disc, described rotating disk is fixed on bottom water-supporting disc by bearing, and bearing exceeds the water surface site of water-supporting disc, the water of the water-supply-pipe discharge of described immersible pump is for cooling pad, the base of described first Adjustable bracing bar and the second Adjustable bracing bar is placed on described rotating disk, the bare terminal end of described first Adjustable bracing bar is dismountable, the valve body draw-in groove matched with four-way valve body, the bare terminal end of the second Adjustable bracing bar is dismountable, the copper pipe draw-in groove matched with copper pipe.
Described rotating disk is also provided with alignment pin, for fixing rotating disk.
The base of described first rod-adjurstable and the second Adjustable bracing bar is provided with magnet.
Be provided with osculum in described water-supporting disc, on the bottom that described osculum is opened in water-supporting disc or sidewall, this osculum is connected with drainpipe, and drainpipe is provided with manually-operated gate.
Described first rod-adjurstable and the second Adjustable bracing bar are Collapsible structure, comprise fixed sleeving, be arranged on interior its carriage release lever slided up and down relatively of fixed sleeving and locate the adjusting bolt of this carriage release lever, described adjusting bolt is arranged on the sidewall of fixed sleeving, described valve body draw-in groove is connected by the carriage release lever of bolt with the first Adjustable bracing bar, and described copper pipe draw-in groove is connected by the carriage release lever of bolt with the second Adjustable bracing bar.
Described valve body draw-in groove is all connected with corresponding carriage release lever by bolt with copper pipe draw-in groove.
The material that described valve body draw-in groove and copper pipe draw-in groove adopt is polytetrafluoroethylene (PTFE).
The beneficial effect that the present invention reaches: the top of (1) the present invention first Adjustable bracing bar and the second Adjustable bracing bar is provided with corresponding valve body draw-in groove and copper pipe draw-in groove, valve body draw-in groove and copper pipe draw-in groove detachable, and different sizes is set, match with corresponding valve body and copper tube size, when the size of valve body and copper pipe changes, only need to change a draw-in groove, easy to use; And first Adjustable bracing bar and the second Adjustable bracing bar be all placed on a rotating disk, can rotate according to copper pipe direction, convenient welding;
(2) in water-supporting disc of the present invention, immersible pump is installed, the cooling of the water can discharged by immersible pump direct butt welding contact, and valve body and copper pipe are fixed by support bar, and support bar is placed in rotation scale, do not need valve body to be directly immersed in water-supporting disc to cool, prevent in welding process, have water to enter cross valve, improve the security of product, simultaneously, the direct draining cooling of immersible pump, does not need manual operation, improves operating efficiency;
(3) rotating disk of the present invention is provided with alignment pin, when behind the position fixing rotating disk, is fixed by rotating disk with alignment pin, can prevent in the process of welding, dial rotation, impact welding.
(4) the present invention is provided with magnet on the base of support bar, and support bar can firmly be adsorbed in rotation scale, and avoid in welding process, support bar rocks, and affects welding quality;
(5) be provided with discharge outlet in water-supporting disc of the present invention, discharge outlet, by the outside draining of drainpipe, can carry out changing water, ensure reliably to cool, meanwhile, drainpipe is provided with manually-operated gate, when needs change water, only need to open valve, simple, convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of the pre-mounted welder of the present invention;
Fig. 2 is the structural representation of the present invention first Adjustable bracing bar and the second Adjustable bracing bar;
Fig. 3 is the structural representation of rotating disk of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
Pre-mounted welder of the present invention comprises water-supporting disc, for locating the first Adjustable bracing bar of four-way valve body and the second Adjustable bracing bar for locating copper pipe, the top of described first Adjustable bracing bar and the second Adjustable bracing bar is provided with the bare terminal end for clamping soldered object, rotating disk and immersible pump are installed in described water-supporting disc, described rotating disk is fixed on bottom water-supporting disc by bearing, and bearing exceeds the water surface site of water-supporting disc, the water of the water-supply-pipe discharge of described immersible pump is for cooling pad, the base of described first Adjustable bracing bar and the second Adjustable bracing bar is placed on described rotating disk, the bare terminal end of described first Adjustable bracing bar is dismountable, the valve body draw-in groove matched with four-way valve body, the bare terminal end of the second Adjustable bracing bar is dismountable, the copper pipe draw-in groove matched with copper pipe.
As Fig. 1, the pre-mounted welder of the present embodiment comprises water-supporting disc, for locating the first Adjustable bracing bar of four-way valve body and the second Adjustable bracing bar for locating copper pipe, the bare terminal end for clamping soldered object is fixedly installed at the top of the first Adjustable bracing bar and the second Adjustable bracing bar, a rotatable rotating disk is fixed with in dehydration plate, first Adjustable bracing bar and the second Adjustable bracing bar are placed on rotating disk, the bare terminal end of the first Adjustable bracing bar is dismountable, the valve body draw-in groove closed with cross valve matching size, the bare terminal end of the second Adjustable bracing bar is dismountable, the copper pipe draw-in groove matched with copper tube size.Wherein, the material that valve body draw-in groove and copper pipe draw-in groove adopt is polytetrafluoroethylene (PTFE), can directly clamp valve body or copper pipe, can not block and hinder valve body and steel pipe, be provided with immersible pump in water-supporting disc, and the water butt welding contact that its water-supply-pipe can be utilized to discharge cools.
As Fig. 2, the first Adjustable bracing bar in the present embodiment and the second Adjustable bracing bar are Collapsible structure, comprise fixed sleeving, be arranged in fixed sleeving the carriage release lever sliding up and down relative to it and rotate, and locate the adjusting bolt of this carriage release lever, adjusting bolt is arranged on the sidewall of fixed sleeving, according to copper pipe or cross valve relative position adjustable height, after position is adjusted, be fixed by adjusting bolt, and first Adjustable bracing bar and the second Adjustable bracing bar fixed sleeving bottom be provided with magnet, can firmly be adsorbed in rotation scale, prevent cross valve assembly in welding process from rocking, affect welding quality.
Dismountable valve body draw-in groove is fixedly installed at the top of the first Adjustable bracing bar, valve body draw-in groove is connected by the carriage release lever of bolt with the first Adjustable bracing bar, four-way valve body is stuck in valve body draw-in groove, and valve body draw-in groove polytetrafluoroethylmaterial material makes, and directly can clamp cross valve, and draw-in groove can not block and hinders cross valve, cross valve bearing height can regulate as requested, valve body draw-in groove is fixed by bolt and the first Adjustable bracing bar, and therefore, draw-in groove direction can rotate according to support bar.
Dismountable copper pipe draw-in groove is fixedly installed at the top of the second Adjustable bracing bar, copper pipe draw-in groove is connected by the carriage release lever of bolt with the second Adjustable bracing bar, what the pipeline of cross valve assembly adopted is copper pipe, copper pipe is stuck in copper pipe draw-in groove, copper pipe draw-in groove polytetrafluoroethylmaterial material makes, directly can clamp copper pipe, and draw-in groove can not block and hinders copper pipe, the bearing height of copper pipe can regulate as requested, copper pipe draw-in groove is fixed by bolt and the second Adjustable bracing bar, therefore, draw-in groove direction can rotate according to support bar
Because valve body draw-in groove is connected with the first Adjustable bracing bar, the second Adjustable bracing bar by bolt with copper pipe draw-in groove, when the diameter of cross valve and the diameter of copper pipe change, as long as change corresponding draw-in groove, simple to operation.
As Fig. 3, in water-supporting disc, be also provided with osculum, regularly can change water by osculum, prevent water temperature over-high in water-supporting disc, pad can not be made to cool, damage cross valve.Rotating disk passes through bearing fixed placement in water-supporting disc, the bearing portion of rotating disk should exceed the water surface of water-supporting disc, first adjustable support bar and the second adjustable support bar can be placed on the relevant position of rotating disk according to copper pipe gradient, in welding process, rotating disk can rotate as required, to facilitate welding, after rotating to correct position, available alignment pin is fixed, and prevents welding process turntable from rotating, affects welding quality.
Above-described embodiment is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; do not departing under the prerequisite that the present invention relates to spirit; the various distortion that the common engineers and technicians in this area make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determine.
Claims (6)
1. the pre-mounted welder of cross valve assembly that can be general, comprise water-supporting disc, for locating the first Adjustable bracing bar of four-way valve body and the second Adjustable bracing bar for locating copper pipe, the top of described first Adjustable bracing bar and the second Adjustable bracing bar is provided with the bare terminal end for clamping soldered object, it is characterized in that, rotating disk and immersible pump are installed in described water-supporting disc, described rotating disk is fixed on bottom water-supporting disc by bearing, and bearing exceeds the water surface site of water-supporting disc, the water of the water-supply-pipe discharge of described immersible pump is for cooling pad, the base of described first Adjustable bracing bar and the second Adjustable bracing bar is placed on described rotating disk, the bare terminal end of described first Adjustable bracing bar is dismountable, the valve body draw-in groove matched with four-way valve body, the bare terminal end of the second Adjustable bracing bar is dismountable, the copper pipe draw-in groove matched with copper pipe, described rotating disk is a circular flat rotating disk.
2. according to claim 1 can be general the pre-mounted welder of cross valve assembly, it is characterized in that, described rotating disk is also provided with alignment pin, for fixing rotating disk.
3. according to claim 1 can be general the pre-mounted welder of cross valve assembly, it is characterized in that, the base of described first Adjustable bracing bar and the second Adjustable bracing bar is provided with magnet.
4. according to claim 1 can be general the pre-mounted welder of cross valve assembly, it is characterized in that, in described water-supporting disc, be provided with osculum, on the bottom that described osculum is opened in water-supporting disc or sidewall, this osculum is connected with drainpipe, and drainpipe is provided with manually-operated gate.
5. according to claim 1 can be general the pre-mounted welder of cross valve assembly, it is characterized in that, described first Adjustable bracing bar and the second Adjustable bracing bar are Collapsible structure, comprise fixed sleeving, be arranged on interior its carriage release lever slided up and down relatively of fixed sleeving and locate the adjusting bolt of this carriage release lever, described adjusting bolt is arranged on the sidewall of fixed sleeving, described valve body draw-in groove is connected by the carriage release lever of bolt with the first Adjustable bracing bar, and described copper pipe draw-in groove is connected by the carriage release lever of bolt with the second Adjustable bracing bar.
6. according to claim 5 can be general the pre-mounted welder of cross valve assembly, it is characterized in that, the material that described valve body draw-in groove and copper pipe draw-in groove adopt is polytetrafluoroethylene (PTFE).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310455529.8A CN103521974B (en) | 2013-09-29 | 2013-09-29 | A kind of can be general the pre-mounted welder of cross valve assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310455529.8A CN103521974B (en) | 2013-09-29 | 2013-09-29 | A kind of can be general the pre-mounted welder of cross valve assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103521974A CN103521974A (en) | 2014-01-22 |
| CN103521974B true CN103521974B (en) | 2015-12-23 |
Family
ID=49924512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310455529.8A Active CN103521974B (en) | 2013-09-29 | 2013-09-29 | A kind of can be general the pre-mounted welder of cross valve assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103521974B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104551498B (en) * | 2014-12-24 | 2017-01-11 | 广东万和电气有限公司 | Welding fixing device |
| CN106392407B (en) * | 2015-07-30 | 2019-09-13 | 珠海华宇金属有限公司 | A kind of electromagnetism four-way reversing valve bracket positioning fixture and the bracket welding procedure |
| CN105345385B (en) * | 2015-12-24 | 2017-04-12 | 广州精益汽车空调有限公司 | Welding and positioning tool for air conditioner pipe parts |
| CN106964935B (en) * | 2017-05-25 | 2019-02-22 | 广东志高暖通设备股份有限公司 | A kind of prewelding positioning device of air-conditioning four-way valve module |
| CN108673020A (en) * | 2018-06-19 | 2018-10-19 | 广东海悟科技有限公司 | A kind of air-conditioning gas collecting tube welding tooling |
| CN108747581A (en) * | 2018-08-07 | 2018-11-06 | 珠海格力智能装备有限公司 | Water cooling index dial |
| CN109719430A (en) * | 2018-12-07 | 2019-05-07 | 格力电器（郑州）有限公司 | A kind of four-way valve auxiliary welding equipment |
| CN110405406A (en) * | 2019-08-26 | 2019-11-05 | 格力电器（石家庄）有限公司 | A kind of pipeline regulating positioning device and method |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595186A (en) * | 1984-12-20 | 1986-06-17 | Reed Richard A | Rotating welding fixture |
| CN101362270A (en) * | 2008-09-11 | 2009-02-11 | 海信（山东）空调有限公司 | Air conditioner cross-valve welding frock |
| CN201249342Y (en) * | 2008-08-29 | 2009-06-03 | 广东美的电器股份有限公司 | Adjustable welding frock |
| CN201291358Y (en) * | 2008-11-12 | 2009-08-19 | 浙江康盛股份有限公司 | Four-way valve assembly soldering universal bracket |
| CN101829858A (en) * | 2010-05-18 | 2010-09-15 | 浙江新劲空调设备有限公司 | Multi-station welding device and method for auto expansion valve |
| CN201632791U (en) * | 2009-10-16 | 2010-11-17 | 上海外高桥造船有限公司 | Pipe welding and positioning device |
| CN102500990A (en) * | 2011-10-26 | 2012-06-20 | 江苏申港锅炉有限公司 | Multi-functional fixing rack for welding test piece |
| CN202571685U (en) * | 2012-05-25 | 2012-12-05 | 宁波奥克斯空调有限公司 | Device for welding air conditioning four-way valve pipeline assembly |
| CN102941429A (en) * | 2012-12-04 | 2013-02-27 | 珠海格力电器股份有限公司 | Welding positioning device |
| CN202861681U (en) * | 2012-06-29 | 2013-04-10 | 宁夏职业技术学院 | Multifunctional welding and clamping device |
| CN202894613U (en) * | 2012-09-25 | 2013-04-24 | 广东志高暖通设备股份有限公司 | Four-way valve welding protection tool |
| CN202934201U (en) * | 2012-10-31 | 2013-05-15 | 珠海格力电器股份有限公司 | Welding device for four-way valve component |
| CN203125022U (en) * | 2012-11-22 | 2013-08-14 | Tcl空调器(中山)有限公司 | Locating device for welding valve bodies and pipeline pieces |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6427993B1 (en) * | 2000-12-05 | 2002-08-06 | Jan Prochac | Pipe fitting apparatus and method |
-
2013
- 2013-09-29 CN CN201310455529.8A patent/CN103521974B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595186A (en) * | 1984-12-20 | 1986-06-17 | Reed Richard A | Rotating welding fixture |
| CN201249342Y (en) * | 2008-08-29 | 2009-06-03 | 广东美的电器股份有限公司 | Adjustable welding frock |
| CN101362270A (en) * | 2008-09-11 | 2009-02-11 | 海信（山东）空调有限公司 | Air conditioner cross-valve welding frock |
| CN201291358Y (en) * | 2008-11-12 | 2009-08-19 | 浙江康盛股份有限公司 | Four-way valve assembly soldering universal bracket |
| CN201632791U (en) * | 2009-10-16 | 2010-11-17 | 上海外高桥造船有限公司 | Pipe welding and positioning device |
| CN101829858A (en) * | 2010-05-18 | 2010-09-15 | 浙江新劲空调设备有限公司 | Multi-station welding device and method for auto expansion valve |
| CN102500990A (en) * | 2011-10-26 | 2012-06-20 | 江苏申港锅炉有限公司 | Multi-functional fixing rack for welding test piece |
| CN202571685U (en) * | 2012-05-25 | 2012-12-05 | 宁波奥克斯空调有限公司 | Device for welding air conditioning four-way valve pipeline assembly |
| CN202861681U (en) * | 2012-06-29 | 2013-04-10 | 宁夏职业技术学院 | Multifunctional welding and clamping device |
| CN202894613U (en) * | 2012-09-25 | 2013-04-24 | 广东志高暖通设备股份有限公司 | Four-way valve welding protection tool |
| CN202934201U (en) * | 2012-10-31 | 2013-05-15 | 珠海格力电器股份有限公司 | Welding device for four-way valve component |
| CN203125022U (en) * | 2012-11-22 | 2013-08-14 | Tcl空调器(中山)有限公司 | Locating device for welding valve bodies and pipeline pieces |
| CN102941429A (en) * | 2012-12-04 | 2013-02-27 | 珠海格力电器股份有限公司 | Welding positioning device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103521974A (en) | 2014-01-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103521974B (en) | A kind of can be general the pre-mounted welder of cross valve assembly | |
| CN103481007B (en) | Can the pre-mounted welder of cross valve assembly of accurate positioning welding object | |
| CN102744604A (en) | Collecting pipe, flat pipe and fin assembling device and process for heat exchanger of air conditioner of automobile | |
| CN205764463U (en) | A kind of laser welder Working piece positioning device | |
| CN202571685U (en) | Device for welding air conditioning four-way valve pipeline assembly | |
| CN105895361A (en) | Coil assembling machine | |
| CN102729135A (en) | Bidirectional automatic grinding and polishing device | |
| CN204053410U (en) | Automobile thermostat servo press mounting worktable | |
| CN103521975B (en) | A kind of pre-mounted welder for refrigeration system valve module | |
| CN102175352B (en) | Large caliber heat meter test bed capable of checking multiple meters | |
| CN103521973B (en) | A kind of pre-mounted welder of cross valve assembly cooling pad | |
| CN104816121A (en) | Stop valve welding device | |
| CN104858511A (en) | Tapping machining device and technology for plug of four-way reversing valve | |
| CN204565447U (en) | Efficient cross-valve welding frock | |
| CN205111138U (en) | Switching -over valve welding frock | |
| CN109664109A (en) | A kind of pipe-cutting and threading device of building pipeline structural body installation | |
| CN108284251A (en) | Automobile tubing cutting means | |
| CN203680038U (en) | Rotary fastening device | |
| CN202877796U (en) | Bent pipe welding device | |
| CN202825532U (en) | Chuck fixing device | |
| CN104551196A (en) | Heating core aluminum pipe flaking machine | |
| CN202861977U (en) | Portable semi-automatic grinding and polishing equipment | |
| CN207577698U (en) | A kind of butt welding clamp | |
| CN204366342U (en) | A kind of Pipeline butt connects uses supporting and location frock | |
| CN104625810A (en) | Automobile radiating fin milling fixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |