CN108655732B - Assembling mechanism for aluminum profile water-cooling radiator - Google Patents
Assembling mechanism for aluminum profile water-cooling radiator Download PDFInfo
- Publication number
- CN108655732B CN108655732B CN201810620776.1A CN201810620776A CN108655732B CN 108655732 B CN108655732 B CN 108655732B CN 201810620776 A CN201810620776 A CN 201810620776A CN 108655732 B CN108655732 B CN 108655732B
- Authority
- CN
- China
- Prior art keywords
- assembly
- positioning seat
- welding
- shell
- platform
- 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
- 238000001816 cooling Methods 0.000 title claims abstract description 15
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 9
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 9
- 238000003466 welding Methods 0.000 claims abstract description 65
- 230000017525 heat dissipation Effects 0.000 description 21
- 239000000498 cooling water Substances 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000005192 partition Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
-
- 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
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0211—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track
- B23K37/0229—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track the guide member being situated alongside the workpiece
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Resistance Welding (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention provides an assembly mechanism for an aluminum profile water-cooling radiator, which comprises an assembly mechanism base, wherein a welding working position and an assembly working position are arranged on the assembly mechanism base, two first sliding rails are arranged on the assembly mechanism base, an assembly platform is movably arranged on the first sliding rails, the assembly platform moves between the welding working position and the assembly working position, and an assembly component is arranged on the assembly platform; the assembly component comprises a first positioning seat, a second positioning seat and a third positioning seat, wherein the first positioning seat is fixed on the assembly platform, two second sliding rails are respectively arranged on two sides of the first positioning seat, the second positioning seat and the third positioning seat are respectively and movably arranged on the second sliding rails on two sides of the first positioning seat, and the second positioning seat and the third positioning seat are pushed to move through the first electric push rod.
Description
Technical Field
The invention relates to an assembly mechanism, in particular to an assembly mechanism for an aluminum profile water-cooling radiator.
Background
In the prior art, the radiator is widely applied, with the development of element integration, the radiating requirement on the radiator is higher and higher, and a large-size radiator is often required to be configured for the high-power module to perform forced air cooling radiating. How to solve the problem in a limited space is that the S-shaped copper pipes are arranged in the cavities of the common water-cooling radiator in the market at present, so that the processing difficulty is high, the cost is high, and the heat conduction loss is large, because two different materials are matched, in order to improve the heat dissipation effect, the degree of the waterway of the water-cooling radiator is required to be increased to take away the heat, and the processing difficulty and the processing cost are increased.
Patent 201010147817.3 discloses a method for enhancing heat dissipation effect of a water-cooled radiator, wherein a partition plate is arranged in an inner cavity of a radiator shell, and the radiator shell is partitioned into a water path by the partition plate; in the waterway, a radiating fin is arranged on one side of the heat conducting surface of the shell, and the trend of the radiating fin is consistent with the direction of water flow in the waterway. The water-cooling radiator for realizing the method comprises a shell, wherein a water inlet and a water outlet are arranged on the shell, a baffle is arranged in an inner cavity of the shell, and the baffle is tightly connected with the shell to form a waterway; two ends of the first position of the waterway are respectively connected with the water inlet and the water outlet; in the waterway, the shell is provided with radiating fins, and the trend of the radiating fins is consistent with the direction of water flow in the waterway.
The radiator has complex preparation process and poor radiating effect.
The aluminum profile water-cooling radiator is designed by the company, and comprises a radiator main body, a first radiating component, a second radiating component and a cooling water pipe; the radiator main body comprises a first shell, a second shell and a third shell, and two ends of the first shell are respectively inserted into first inserting grooves of the second shell and the third shell; the first shell is provided with a plurality of first channels, the cooling water pipes are arranged in the first channels in an inserting mode, and the length of the cooling water pipes is larger than that of the first channels; a second channel is arranged on the second shell and the third shell and corresponds to the first channel respectively, and the second channel is communicated with the third channel through a transfer channel; the two ends of the cooling water pipe are inserted into the two second channels, one end pipe is fixed on each third channel, the two end pipes are a water inlet and a water outlet of cooling water respectively, and the cooling water circularly flows in the radiator main body through the two end pipes.
The assembly method of the water-cooled radiator comprises the following steps:
(1) Prefabricating and forming the first shell, the second shell and the third shell respectively;
(2) The cut cooling pipes are arranged in the first channels in a plug-in mode, the second shell and the third shell are inserted into the two ends of the first shell, the two ends of the cooling water pipes are arranged in the two second channels in a plug-in mode, and the edges of the second shell and the third shell are fixed with the first shell through welding;
(3) Placing a first heat dissipation assembly on the first shell, placing a second heat dissipation assembly above the first heat dissipation assembly, enabling the first heat dissipation fins to pass through avoidance grooves on the second bottom plate, and fixing the second bottom plate on the second shell and the third shell through fasteners;
(4) And fixing one end pipe on each of the two third channels to obtain a finished product.
At present, a first shell, a second shell, a third shell, a first heat dissipation assembly and a second heat dissipation assembly are assembled and formed in a manual assembly mode, so that the problems of low precision and low efficiency exist.
Disclosure of Invention
Aiming at the problems, the invention provides the assembly mechanism for the aluminum profile water-cooling radiator, which is used for positioning auxiliary assembly and welding, is simple to operate, improves the precision and improves the working efficiency.
The specific technical scheme is as follows:
the assembly mechanism for the aluminum profile water-cooling radiator comprises an assembly mechanism base, wherein a welding working position and an assembly working position are arranged on the assembly mechanism base, two first sliding rails are arranged on the assembly mechanism base, an assembly platform is movably arranged on the first sliding rails and moves between the welding working position and the assembly working position, and an assembly component is arranged on the assembly platform;
the assembly component comprises a first positioning seat, a second positioning seat and a third positioning seat, wherein the first positioning seat is fixed on the assembly platform, two second sliding rails are respectively arranged on two sides of the first positioning seat, the second positioning seat and the third positioning seat are respectively and movably arranged on the second sliding rails on two sides of the first positioning seat, and the second positioning seat and the third positioning seat are pushed to move through a first electric push rod;
the first shell is arranged on the first positioning seat, and the second shell and the third shell are respectively arranged on the second positioning seat and the third positioning seat;
a welding assembly is arranged on a welding work position of the assembly mechanism base, and comprises a welding support frame, a welding platform, a linear guide rail and a welding gun;
the welding support frames are vertically fixed on the base of the assembly mechanism, the welding platform is vertically arranged between the two welding support frames, two linear guide rails are arranged on the welding platform, and the welding gun is fixed on the sliding blocks of the linear guide rails.
Further, the outside of first slide rail is equipped with first guide arm, is equipped with the rack on the first guide arm, and rotatable being equipped with first gear on the lateral wall of assembly platform, first gear meshes with the rack on the first guide arm, and first gear rotates through first motor control, and first motor rotation control assembly platform removes along first slide rail.
Further, two positioning columns are respectively arranged on the second positioning seat and the third positioning seat, and external threads are arranged on the positioning columns.
Further, the welding platform is arranged on the welding support frame in a liftable mode.
The beneficial effects of the invention are as follows:
the operation method of the invention comprises the following steps:
in an initial state, the assembly platform is positioned on an assembly working position, a first shell provided with a cooling water pipe is arranged on a first positioning seat, a second shell and a third shell are respectively arranged on the second positioning seat and the third positioning seat, and a first electric push rod is started to press the second shell and the third shell on two sides of the first shell;
moving the assembly platform to a welding working position, descending the welding platform to a welding position where the welding gun is positioned on the second shell and the third shell, and controlling the sliding block to move on the linear guide rail, so as to automatically weld in the moving process;
after one surface is welded, the main body of the radiator is taken down and turned over for welding again;
after the welding is finished, the assembly platform moves back to the assembly working position, the first heat dissipation assembly is placed on the first shell, the second heat dissipation assembly is placed above the first heat dissipation assembly, the first heat dissipation fin penetrates through the avoidance groove on the second bottom plate, and the second bottom plate is fixed on the second shell and the third shell through the fastener.
In conclusion, the positioning auxiliary assembly and welding device is used for positioning auxiliary assembly and welding, is simple to operate, improves precision and improves working efficiency.
Drawings
Fig. 1 is a top view of the present invention.
Fig. 2 is a top view of the mounting assembly.
Fig. 3 is a cross-sectional view of the fitting assembly in a welded state.
Fig. 4 is a sectional view of the assembled state of the fitting assembly.
Fig. 5 is a structural view of a water-cooled radiator.
Fig. 6 is a cross-sectional view of a heat sink body.
Reference numerals
The assembly mechanism comprises an assembly mechanism base 1, a welding working position 2, an assembly working position 3, a first sliding rail 4, an assembly platform 5, a first positioning seat 6, a second positioning seat 7, a third positioning seat 8, a second sliding rail 9, a first electric push rod 10, a welding support frame 11, a welding platform 12, a linear guide rail 13, a welding gun 14, a first guide rod 15, a first gear 16, a first motor 17, a positioning column 18, a second gear wheel and a second gear wheel,
The first housing 42, the second housing 43, the third housing 44, the first plugging slot 45, the first channel 46, the second channel 47, the transit channel 48, the third channel 49, the end pipe 410, the first bottom plate 411, the first heat sink 412, the second bottom plate 413, the second heat sink 414, and the fixed end block 415.
Detailed Description
In order to make the technical scheme of the invention clearer and more definite, the invention is further described below with reference to the accompanying drawings, and any scheme obtained by carrying out equivalent substitution and conventional reasoning on the technical characteristics of the technical scheme of the invention falls into the protection scope of the invention.
Fig. 5 and 6 are block diagrams of a water-cooled radiator in the related art.
The water-cooling radiator comprises a radiator main body, a first radiating component, a second radiating component and a cooling water pipe;
the radiator body comprises a first shell 42, a second shell 43 and a third shell 44, wherein a first inserting groove 45 is respectively formed in the second shell and the third shell, and two ends of the first shell are respectively inserted into the first inserting grooves of the second shell and the third shell;
the first shell is provided with a plurality of first channels 46, the cooling water pipes are arranged in the first channels in an inserting mode, and the lengths of the cooling water pipes are larger than those of the first channels;
a second channel 47 is arranged on the second shell and the third shell and corresponds to the first channel respectively, and the second channel is communicated with a third channel 49 through a transfer channel 48;
two ends of the cooling water pipe are inserted into the two second channels, one end pipe 410 is fixed on each third channel, the two end pipes are a water inlet and a water outlet of cooling water respectively, and the cooling water circularly flows in the radiator main body through the two end pipes;
the edges of the second shell and the third shell are fixed with the first shell through welding;
the first heat dissipation assembly comprises a first bottom plate 411, a plurality of first heat dissipation fins 412 are arranged on the first bottom plate, and the first bottom plate is arranged on the first shell in a transition fit manner;
the second heat dissipation assembly comprises a second bottom plate 413, a plurality of second heat dissipation fins 414 are arranged on the second bottom plate, the second bottom plate is fixed on the second shell and the third shell, and the first heat dissipation fins penetrate through avoidance grooves on the second bottom plate.
Further, the height of the first radiating fin is larger than that of the second radiating fin, the cross section of the first radiating fin is of an isosceles trapezoid structure with a small upper part and a large lower part, and the cross section of the second radiating fin is of a rectangular structure.
Further, a second radiating fin is arranged between two adjacent first radiating fins.
Further, two fixed end blocks 415 are oppositely arranged on the second shell and the third shell respectively.
Further, the second bottom plate is fixed to the second housing and the third housing by fasteners.
The assembly mechanism for the aluminum profile water-cooling radiator comprises an assembly mechanism base 1, wherein a welding working position 2 and an assembly working position 3 are arranged on the assembly mechanism base, two first sliding rails 4 are arranged on the assembly mechanism base, an assembly platform 5 is movably arranged on the first sliding rails, the assembly platform moves between the welding working position and the assembly working position, and an assembly component is arranged on the assembly platform;
the assembly component comprises a first positioning seat 6, a second positioning seat 7 and a third positioning seat 8, wherein the first positioning seat is fixed on the assembly platform, two second sliding rails 9 are respectively arranged on two sides of the first positioning seat, the second positioning seat and the third positioning seat are respectively and movably arranged on the second sliding rails on two sides of the first positioning seat, and the second positioning seat and the third positioning seat are pushed to move through a first electric push rod 10;
the first shell is arranged on the first positioning seat, and the second shell and the third shell are respectively arranged on the second positioning seat and the third positioning seat;
a welding assembly is arranged on a welding work position of the assembly mechanism base and comprises a welding support frame 11, a welding platform 12, a linear guide rail 13 and a welding gun 14;
the welding support frames are vertically fixed on the base of the assembly mechanism, the welding platform is vertically arranged between the two welding support frames, two linear guide rails are arranged on the welding platform, and the welding gun is fixed on the sliding blocks of the linear guide rails.
Further, the outside of first slide rail is equipped with first guide arm 15, is equipped with the rack on the first guide arm, and rotatable be equipped with first gear 16 on the lateral wall of assembly platform, first gear meshes with the rack on the first guide arm, and first gear rotates through first motor 17 control, and first motor rotation control assembly platform removes along first slide rail.
Further, two positioning posts 18 are respectively arranged on the second positioning seat and the third positioning seat, external threads are arranged on the positioning posts, and the positioning posts penetrate through the fixed end blocks on the second shell or the third shell and are locked and fixed through nuts.
Further, the welding platform is arranged on the welding support frame in a liftable mode.
The operation method of the invention comprises the following steps:
in an initial state, the assembly platform is positioned on an assembly working position, a first shell provided with a cooling water pipe is arranged on a first positioning seat, a second shell and a third shell are respectively arranged on the second positioning seat and the third positioning seat, and a first electric push rod is started to press the second shell and the third shell on two sides of the first shell;
moving the assembly platform to a welding working position, descending the welding platform to a welding position where the welding gun is positioned on the second shell and the third shell, and controlling the sliding block to move on the linear guide rail, so as to automatically weld in the moving process;
after one surface is welded, the main body of the radiator is taken down and turned over for welding again;
after the welding is finished, the assembly platform moves back to the assembly working position, the first heat dissipation assembly is placed on the first shell, the second heat dissipation assembly is placed above the first heat dissipation assembly, the first heat dissipation fin penetrates through the avoidance groove on the second bottom plate, and the second bottom plate is fixed on the second shell and the third shell through the fastener.
Claims (1)
1. The assembly mechanism for the aluminum profile water-cooling radiator is characterized by comprising an assembly mechanism base, wherein a welding working position and an assembly working position are arranged on the assembly mechanism base, two first sliding rails are arranged on the assembly mechanism base, an assembly platform is movably arranged on the first sliding rails and moves between the welding working position and the assembly working position, and an assembly component is arranged on the assembly platform;
the assembly component comprises a first positioning seat, a second positioning seat and a third positioning seat, wherein the first positioning seat is fixed on the assembly platform, two second sliding rails are respectively arranged on two sides of the first positioning seat, the second positioning seat and the third positioning seat are respectively and movably arranged on the second sliding rails on two sides of the first positioning seat, and the second positioning seat and the third positioning seat are pushed to move through a first electric push rod;
the first shell is arranged on the first positioning seat, and the second shell and the third shell are respectively arranged on the second positioning seat and the third positioning seat;
a welding assembly is arranged on a welding work position of the assembly mechanism base, and comprises a welding support frame, a welding platform, a linear guide rail and a welding gun;
the welding support frames are vertically fixed on the base of the assembly mechanism, the welding platform is vertically arranged between the two welding support frames, two linear guide rails are arranged on the welding platform, and the welding gun is fixed on the sliding blocks of the linear guide rails;
the outer side of the first sliding rail is provided with a first guide rod, the first guide rod is provided with a rack, the side wall of the assembly platform is rotatably provided with a first gear, the first gear is meshed with the rack on the first guide rod, the first gear is controlled to rotate by a first motor, and the first motor is controlled to rotate so as to control the assembly platform to move along the first sliding rail;
the liftable setting of first welding platform is on the welding support frame.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810620776.1A CN108655732B (en) | 2018-06-15 | 2018-06-15 | Assembling mechanism for aluminum profile water-cooling radiator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810620776.1A CN108655732B (en) | 2018-06-15 | 2018-06-15 | Assembling mechanism for aluminum profile water-cooling radiator |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108655732A CN108655732A (en) | 2018-10-16 |
CN108655732B true CN108655732B (en) | 2023-12-12 |
Family
ID=63774783
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810620776.1A Active CN108655732B (en) | 2018-06-15 | 2018-06-15 | Assembling mechanism for aluminum profile water-cooling radiator |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108655732B (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203599765U (en) * | 2013-11-29 | 2014-05-21 | 惠州东风易进工业有限公司 | Radiator welding and fixing device |
CN104084735A (en) * | 2014-07-08 | 2014-10-08 | 贵州贵航汽车零部件股份有限公司 | Water-cooling intercooler assembling clamp |
CN204148698U (en) * | 2014-10-21 | 2015-02-11 | 郑州佳合科技有限公司 | A kind of three-shaft linkage SERVO CONTROL welder based on ball-screw |
CN204413457U (en) * | 2014-12-24 | 2015-06-24 | 江西鑫田车业有限公司 | A kind of radiator is welded and fixed frame |
CN106514066A (en) * | 2016-10-19 | 2017-03-22 | 江苏理工学院 | Automatic assembling welding equipment for heat pipe radiator |
CN206105206U (en) * | 2016-07-27 | 2017-04-19 | 山东中茂散热器有限公司 | Welding set for radiator |
CN107442977A (en) * | 2017-08-11 | 2017-12-08 | 上海质慧新能源科技有限公司 | A kind of back axle bridge tube automatic welding device |
CN208584182U (en) * | 2018-06-15 | 2019-03-08 | 江苏英杰铝业有限公司 | Assemble mechanism for aluminum profile water-cooled radiator |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3015328B1 (en) * | 2013-12-19 | 2016-05-27 | Aerolia | METHOD AND SYSTEM FOR ASSEMBLING A PLURALITY OF PANELS |
-
2018
- 2018-06-15 CN CN201810620776.1A patent/CN108655732B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203599765U (en) * | 2013-11-29 | 2014-05-21 | 惠州东风易进工业有限公司 | Radiator welding and fixing device |
CN104084735A (en) * | 2014-07-08 | 2014-10-08 | 贵州贵航汽车零部件股份有限公司 | Water-cooling intercooler assembling clamp |
CN204148698U (en) * | 2014-10-21 | 2015-02-11 | 郑州佳合科技有限公司 | A kind of three-shaft linkage SERVO CONTROL welder based on ball-screw |
CN204413457U (en) * | 2014-12-24 | 2015-06-24 | 江西鑫田车业有限公司 | A kind of radiator is welded and fixed frame |
CN206105206U (en) * | 2016-07-27 | 2017-04-19 | 山东中茂散热器有限公司 | Welding set for radiator |
CN106514066A (en) * | 2016-10-19 | 2017-03-22 | 江苏理工学院 | Automatic assembling welding equipment for heat pipe radiator |
CN107442977A (en) * | 2017-08-11 | 2017-12-08 | 上海质慧新能源科技有限公司 | A kind of back axle bridge tube automatic welding device |
CN208584182U (en) * | 2018-06-15 | 2019-03-08 | 江苏英杰铝业有限公司 | Assemble mechanism for aluminum profile water-cooled radiator |
Also Published As
Publication number | Publication date |
---|---|
CN108655732A (en) | 2018-10-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108857118B (en) | Processing equipment of aluminum profile water-cooling radiator | |
CN102157468B (en) | High-power loop heat pipe radiator and manufacturing method thereof | |
CN208628691U (en) | A kind of process equipment of aluminum profile water-cooled radiator | |
CN103128519B (en) | Manufacture method of micro-channel heat exchanger and device | |
CN107738115B (en) | Machining device for forming heat dissipation teeth and forming method thereof | |
DE19646195A1 (en) | Modular, extruded, liquid-cooling body with adjustable characteristic | |
CN108655732B (en) | Assembling mechanism for aluminum profile water-cooling radiator | |
CN208584182U (en) | Assemble mechanism for aluminum profile water-cooled radiator | |
CN208601572U (en) | The cooling tube fixed length cutting mechanism of aluminum profile water-cooled radiator | |
TWI726806B (en) | Water-cooling heat dissipation device and manufacturing method thereof | |
JP5976235B1 (en) | Power converter | |
CN108858323A (en) | The cooling tube fixed length cutting mechanism of aluminum profile water-cooled radiator | |
CN108869923B (en) | End pipe bonding mechanism of aluminum profile water-cooling radiator | |
CN210877920U (en) | Gear shaping machine capable of cooling circularly | |
CN211588635U (en) | Production mould of bolt formula fin | |
CN113182392A (en) | Automatic processing technology for forming automobile air conditioner evaporator | |
CN221379356U (en) | Optimized IGBT heat radiation structure | |
CN210160197U (en) | Correcting device for assembling radiating tube and inner fin | |
CN219395416U (en) | High-density flow heat dissipation module embedding device | |
CN221109418U (en) | Circulation cooling device for aluminum profile extruder | |
CN218801789U (en) | Positioning mechanism is used in fin processing | |
CN218563746U (en) | Ship turbine with heat radiation structure | |
CN219961169U (en) | Plug-in sheet type radiator convenient to assemble | |
CN114309535B (en) | Direct current inductance box forming die | |
CN215929157U (en) | Sliding adjustment formula intelligence projecting apparatus for multimedia teaching |
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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant |