CN108237302A - The Robot Spot Welding tooling and method of a kind of antenna element - Google Patents
The Robot Spot Welding tooling and method of a kind of antenna element Download PDFInfo
- Publication number
- CN108237302A CN108237302A CN201810095361.7A CN201810095361A CN108237302A CN 108237302 A CN108237302 A CN 108237302A CN 201810095361 A CN201810095361 A CN 201810095361A CN 108237302 A CN108237302 A CN 108237302A
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- Prior art keywords
- antenna element
- spot welding
- stub
- circular groove
- short circular
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/167—Arc welding or cutting making use of shielding gas and of a non-consumable electrode
-
- 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
- B23K37/0443—Jigs
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/0026—Arc welding or cutting specially adapted for particular articles or work
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/007—Spot arc 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
- B23K9/00—Arc welding or cutting
- B23K9/235—Preliminary treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The present invention provides a kind of the Robot Spot Welding tooling and method of antenna element, it is related to welding tooling field, including bottom plate, bottom plate is equipped with oblong slots and several short circular grooves, oblong slots and short circular groove place the long stick and stub of antenna element respectively, and the position of oblong slots and several short circular grooves is corresponding with the position of stick long in antenna element and stub, and one end of short circular groove is connected with oblong slots, the present invention can greatly improve the consistency of the long stick of antenna element and stub welding, improve welding efficiency and welding quality.
Description
Technical field
The present invention relates to welding tooling fields, and in particular to the Robot Spot Welding tooling and method of a kind of antenna element.
Background technology
Antenna element is one of nuclear structure of phased-array radar, and in low-frequency range radar, common antenna element is T shapes
Antenna is fabricated by aluminium alloy bars.In order to improve radar range and precision, the front of military radar antenna is increasingly
Greatly, the quantity of corresponding antenna element is also very huge.
T antenna is easily manufactured due to simple in structure, as Fig. 1 be antenna element 4 structure diagram, including long stick 41
With stub 42, long stick and stub junction are welding region 43, commonly use manual argon arc welding welding, are limited by all of human weld
More problems, the welding consistency of antenna element is poor, while a solder yield is not high, and welding deformation is big, and welding efficiency is low.This
A little problems constrain the promotion of radar detection precision, and radar manufacturing cycle and cost greatly improved.
Invention content
It is poor using the antenna element welding consistency of human weld that the technical problems to be solved by the invention are, yield rate
Low, deformation is big, and welding efficiency is low.
The present invention is to solve above-mentioned technical problem by the following technical programs：
A kind of Robot Spot Welding tooling of antenna element, including bottom plate, bottom plate is equipped with oblong slots and several short circular grooves, long
Circular groove and short circular groove place the long stick and stub of antenna element respectively, in the position and antenna element of oblong slots and several short circular grooves
The position of long stick and stub is corresponding, and one end of short circular groove is connected with oblong slots.
Further, top plate is further included, side slot is additionally provided on bottom plate, the side of side slot and the other end of short circular groove connect
Logical, mounting of roof plate is in the slot of side.
Further, several press strips are further included, the both sides of each short circular groove and oblong slots on bottom plate, equipped with several right
Mounting hole, press strip are equipped with the compression leg that matches with a pair of of mounting hole, in the removably insertable mounting hole of compression leg on press strip.
Further, the connectivity part of short circular groove and oblong slots, equipped with round recessed.
Further, the short circular groove is specifically provided with 3.
Further, the oblong slots and the depth of short circular groove are particularly limited to the 1/3 of corresponding long stick and stub diameter.
Further, the left end face of the oblong slots is set as datum level, and flatness is 0.16 μm, and positional precision is
0.05μm。
A kind of Robot Spot Welding method using antenna element includes the following steps：
(1) spot-welding equipment is mounted on robot welding platform；
(2) welding procedure, tungsten electrode extension elongation 4-6mm, tungsten electrode distance between two tips are programmed and set according to tooling position
Part 4-6mm, tungsten electrode diameter 3.2mm, argon flow amount 8-10l/min；Spot welding time 13-17s, peak values of ac electric current 170-
190A, peak values of ac electric current 150-170A, AC wave shape select advanced square wave ADVS, frequency 120HZ；Wire feed rate 1400-
1600mm/min, wire feed delay are set as 6-10s；
(3) after cleaning the stub 42 in antenna element 4 and long stick 41, correspondence is positioned over short circular groove 12 and oblong slots respectively
In 11, start automation spot welding, complete the welding of single side；
(4) antenna element 4 in step (3) is taken out and turned over and be installed in tooling, open automation spot welding, complete single
It welds in face.
Further, in step (3), after the stub in antenna element and the cleaning of long stick, correspondence is positioned over short circle respectively
In slot and oblong slots, stub is pressed on the weld on long stick by installation top plate, is then installed press strip and is limited stub and long stick；
In step (4), continuing to be mounted in tooling after antenna element 4 is turned over, it is ensured that weld is located in round recessed,
It reuses top plate to limit stub, stub and long stick is limited using press strip, welded.
The advantage of the invention is that：It using spot-welding equipment of the present invention, can be matched with antenna element, improve the consistent of welding
Property, improve welding efficiency；
Top plate can be effectively so that long stick and stub be in close contact, and press strip compresses corresponding long stick and stub, and the two is made
With being the long stick of limiting and stub, prevent occurring position offset in welding process, improve welding precision；
The connectivity part of short circular groove and oblong slots, equipped with round recessed, round recessed interior as long stick and stub and welding region, if
The effect for putting round recessed is, after long stick and stub welding one side, after the solder joint of welding region does not interfere turn-over after turn
Welding precision；
The depth of oblong slots and short circular groove is particularly limited to the 1/3 of corresponding long stick and stub diameter, depth is too deep or mistake
The shallow precision and efficiency for being all unfavorable for welding；
Spot welding method of the present invention using dedicated spot-welding equipment and robot welding platform and welding procedure, carries significantly
High welding quality and efficiency；
In welding step, wire feed delay is set as 6-10s, that is, ensures that piece surface is pre-formed molten bath, improves weldering
Point mass, and silk feeding quantity can be controlled, spot size is adjusted, meets different solder joint demands.
Description of the drawings
Fig. 1 is the antenna element of required welding in the embodiment of the present invention；
Fig. 2 is the Robot Spot Welding tooling schematic diagram of antenna element in the embodiment of the present invention 1 and 2；
Fig. 3 is the Robot Spot Welding tooling schematic diagram of antenna element in the embodiment of the present invention 3；
Fig. 4 is the top plate schematic diagram coordinated with side slot in Fig. 3；
Fig. 5 is the Robot Spot Welding tooling schematic diagram of antenna element in the embodiment of the present invention 4；
Fig. 6 is the press strip schematic diagram coordinated with mounting hole in Fig. 5.
Specific embodiment
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
All other embodiments obtained without creative efforts shall fall within the protection scope of the present invention.
Embodiment 1
With reference to attached drawing 1 and Fig. 2, a kind of Robot Spot Welding tooling of antenna element of the present invention limits antenna array including being used for
The bottom plate 1 of son, bottom plate 1 are equipped with oblong slots 11 and several short circular grooves 12, and oblong slots 11 are used to place the long stick of antenna element 4
41, short circular groove 12 is used to place the stub 42 of antenna element 4, oblong slots 11 and the position of several short circular grooves 12 and antenna element 4
The position of middle long stick 41 and stub 42 is corresponding, and one end of short circular groove 12 is connected with oblong slots 11.
Embodiment 2
With reference to attached drawing 2, a kind of Robot Spot Welding tooling of antenna element of the present invention, difference lies in short circles with embodiment 1
The connectivity part of slot 12 and oblong slots 11, equipped with round recessed 13, i.e. stub 42 and long stick 41 is respectively embedded into short circular groove 12 and oblong slots
Corresponding weld after 11, it is therefore an objective to which after long stick and stub welding one side, the solder joint of welding region, which does not interfere, after turn turns over
Welding precision behind face.
Embodiment 3
With reference to attached drawing 3 and Fig. 4, a kind of Robot Spot Welding tooling of antenna element of the present invention, the difference with embodiment 2 exists
In further including top plate 2, side slot 14 be additionally provided on bottom plate 1, the side of side slot 14 is connected with the other end of short circular groove 12, oval
Long stick 41 is placed in slot 11, after placing stub 42 in short circular groove 12, top plate 2 is mounted in side slot 14, specifically, top plate 2
In built-in edges slot 14, the base of top plate 2 compresses the pad of stub 42 and long stick 41.
Embodiment 4
With reference to attached drawing 5 and Fig. 6, a kind of Robot Spot Welding tooling of antenna element of the present invention, the difference with embodiment 3 exists
In further including several press strips 3, the both sides of each short circular groove 12 and oblong slots 11 on bottom plate 1, equipped with several to mounting hole
15, press strip 3 is equipped with the compression leg 31 that matches with a pair of of mounting hole 15, and the compression leg 31 on press strip 3 is inserted into mounting hole 15, will be short
Long stick 41 in stub 42 and oblong slots 11 in circular groove 12 compresses limiting.
Embodiment 5
A kind of Robot Spot Welding tooling of antenna element of the present invention, specifically 3 are provided with by the short circular groove 12 in embodiment 1
A, i.e., the tooling in the present embodiment is suitable for the antenna element 4 of a long stick and three stubs.
Embodiment 6
A kind of Robot Spot Welding tooling of antenna element of the present invention, by oblong slots in embodiment 1 to 5 11 and short circular groove 12
Depth is particularly limited to the 1/3 of 42 diameter of corresponding long stick 41 and stub.
Embodiment 7
A kind of Robot Spot Welding tooling of antenna element of the present invention, the left end face of oblong slots in embodiment 1 to 5 11 is set
Datum level is set to, flatness is 0.16 μm, and positional precision is 0.05 μm, it is ensured that structure precision.
Embodiment 8
A kind of Robot Spot Welding method of antenna element of the present invention, includes the following steps：
(1) spot-welding equipment is mounted on robot welding platform；
(2) welding procedure, tungsten electrode extension elongation 4-6mm, tungsten electrode distance between two tips are programmed and set according to tooling position
Part 4-6mm, tungsten electrode diameter 3.2mm, argon flow amount 8-10l/min；Spot welding time 13-17s, peak values of ac electric current 170-
190A, peak values of ac electric current 150-170A, AC wave shape select advanced square wave ADVS, frequency 120HZ；Wire feed rate 1400-
1600mm/min, wire feed delay are set as 6-10s；
(3) after cleaning the stub 42 in antenna element 4 and long stick 41, correspondence is positioned over short circular groove 12 and oblong slots respectively
In 11, start automation spot welding, complete the welding of single side；
(4) antenna element 4 in step (3) is taken out and turned over and be installed in tooling, open automation spot welding, complete single
It welds in face.
Embodiment 9
A kind of Robot Spot Welding method of antenna element of the present invention, difference lies in by step in embodiment 8 with embodiment 8
(3) in, after the stub 42 in antenna element and long stick 41 are cleaned, correspondence is positioned in short circular groove 12 and oblong slots 11 respectively,
Stub 42 is pressed on the weld 43 on long stick 41 by installation top plate 2, is then installed press strip 3 and is limited stub 42 and long stick 41；
In step (4), continue to be mounted in tooling after antenna element 4 is turned over, it is ensured that weld is located in round recessed 13, reuses
Top plate 2 limits stub 42, limits stub 42 and long stick 41 using press strip 3, is welded.
Embodiment 10
A kind of Robot Spot Welding method of antenna element of the present invention, difference lies in specifically, step (2) with embodiment 8
It is middle to program and set welding procedure, tungsten electrode extension elongation 4mm, tungsten electrode distance between two tips part 6mm, tungsten electrode according to tooling position
Diameter 3.2mm, argon flow amount 8l/min；Spot welding time 17s, peak values of ac electric current 170A, peak values of ac electric current 170A, waves AC
Shape selects advanced square wave ADVS, frequency 120HZ；Wire feed rate 1600mm/min, wire feed delay are set as 8s.
Embodiment 11
A kind of Robot Spot Welding method of antenna element of the present invention, difference lies in specifically, step (2) with embodiment 8
It is middle to program and set welding procedure, tungsten electrode extension elongation 6mm, tungsten electrode distance between two tips part 4mm, tungsten electrode according to tooling position
Diameter 3.2mm, argon flow amount 10l/min；Spot welding time 13s, peak values of ac electric current 190A, peak values of ac electric current 150A, exchange
Waveform selection advanced square wave ADVS, frequency 120HZ；Wire feed rate 1600mm/min, wire feed delay are set as 8s.
Embodiment 12
A kind of Robot Spot Welding method of antenna element of the present invention, difference lies in specifically, step (2) with embodiment 8
It is middle to program and set welding procedure, tungsten electrode extension elongation 5mm, tungsten electrode distance between two tips part 5mm, tungsten electrode according to tooling position
Diameter 3.2mm, argon flow amount 9l/min；Spot welding time 15s, peak values of ac electric current 180A, peak values of ac electric current 160A, waves AC
Shape selects advanced square wave ADVS, frequency 120HZ；Wire feed rate 1500mm/min, wire feed delay are set as 10s.
Embodiment 13
A kind of Robot Spot Welding method of antenna element of the present invention, difference lies in step (3), specifically with embodiment 8
, the long stick 41 and three 42 fit-up gaps of stub for making antenna element 4 are less than 0.1mm, ensure welding quality.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this practical relationship or sequence.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
Also there are other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
The present invention is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to aforementioned each implementation
Technical solution recorded in example modifies or carries out equivalent replacement to which part technical characteristic；And these modification or
It replaces, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. the Robot Spot Welding tooling of a kind of antenna element, which is characterized in that including bottom plate, bottom plate is equipped with oblong slots and several
Short circular groove, oblong slots and short circular groove place the long stick and stub of antenna element respectively, the position of oblong slots and several short circular grooves with
The position of long stick and stub is corresponding in antenna element, and one end of short circular groove is connected with oblong slots.
2. a kind of Robot Spot Welding tooling of antenna element according to claim 1, which is characterized in that top plate is further included,
Side slot is additionally provided on bottom plate, the side of side slot is connected with the other end of short circular groove, and mounting of roof plate is in the slot of side.
3. the Robot Spot Welding tooling of a kind of antenna element according to claim 1 or 2, which is characterized in that if further including
Dry-pressing item, the both sides of each short circular groove and oblong slots on bottom plate, equipped with several to mounting hole, press strip is equipped with pacifies with a pair
The compression leg that matches of dress hole, in the removably insertable mounting hole of compression leg on press strip.
4. a kind of Robot Spot Welding tooling of antenna element according to claim 1 or 2, which is characterized in that short circular groove and
The connectivity part of oblong slots, equipped with round recessed.
A kind of 5. Robot Spot Welding tooling of antenna element according to claim 1, which is characterized in that the short circular groove tool
Body is provided with 3.
6. according to claim 1,2 and a kind of Robot Spot Welding tooling of antenna element of 5 any one of them, which is characterized in that
The oblong slots and the depth of short circular groove are particularly limited to the 1/3 of corresponding long stick and stub diameter.
7. the Robot Spot Welding tooling of a kind of antenna element according to claim 1, which is characterized in that the oblong slots
Left end face is set as datum level, and flatness is 0.16 μm, and positional precision is 0.05 μm.
8. a kind of Robot Spot Welding tooling using a kind of any antenna element of claim 1-7 carries out the side of spot welding
Method, which is characterized in that include the following steps：
(1) spot-welding equipment is mounted on robot welding platform；
(2) welding procedure, tungsten electrode extension elongation 4-6mm, tungsten electrode distance between two tips part are programmed and set according to tooling position
4-6mm, tungsten electrode diameter 3.2mm, argon flow amount 8-10l/min；Spot welding time 13-17s, peak values of ac electric current 170-190A are handed over
Peak point current 150-170A is flowed, AC wave shape selects advanced square wave ADVS, frequency 120HZ；Wire feed rate 1400-1600mm/
Min, wire feed delay are set as 6-10s；
(3) after cleaning the stub 42 in antenna element 4 and long stick 41, correspondence is positioned over short circular groove 12 and oblong slots 11 respectively
It is interior, start automation spot welding, complete the welding of single side；
(4) antenna element 4 in step (3) is taken out and turned over and be installed in tooling, open automation spot welding, complete single welding
It connects.
9. the method that a kind of Robot Spot Welding tooling of antenna element as claimed in claim 8 carries out spot welding, which is characterized in that
In step (3), after the stub in antenna element and the cleaning of long stick, correspondence is positioned in short circular groove and oblong slots respectively, is installed
Stub is pressed on the weld on long stick by top plate, is then installed press strip and is limited stub and long stick；
In step (4), continue to be mounted in tooling after antenna element 4 is turned over, it is ensured that weld is located in round recessed, then makes
Stub is limited with top plate, stub and long stick are limited using press strip, welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810095361.7A CN108237302A (en) | 2018-01-31 | 2018-01-31 | The Robot Spot Welding tooling and method of a kind of antenna element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810095361.7A CN108237302A (en) | 2018-01-31 | 2018-01-31 | The Robot Spot Welding tooling and method of a kind of antenna element |
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| Publication Number | Publication Date |
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| CN108237302A true CN108237302A (en) | 2018-07-03 |
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ID=62698963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810095361.7A Pending CN108237302A (en) | 2018-01-31 | 2018-01-31 | The Robot Spot Welding tooling and method of a kind of antenna element |
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Cited By (1)
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| CN113369683A (en) * | 2021-06-04 | 2021-09-10 | 方超群 | Platinum crucible laser welding machine for preparing scintillation crystal |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113369683A (en) * | 2021-06-04 | 2021-09-10 | 方超群 | Platinum crucible laser welding machine for preparing scintillation crystal |
| CN113369683B (en) * | 2021-06-04 | 2023-02-03 | 方超群 | Platinum crucible laser welding machine for preparing scintillation crystal |
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Application publication date: 20180703 |
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