CN108907490B - Welding process of explosion-proof junction box - Google Patents
Welding process of explosion-proof junction box Download PDFInfo
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- CN108907490B CN108907490B CN201811056569.4A CN201811056569A CN108907490B CN 108907490 B CN108907490 B CN 108907490B CN 201811056569 A CN201811056569 A CN 201811056569A CN 108907490 B CN108907490 B CN 108907490B
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- explosion
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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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
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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
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses a welding process of an explosion-proof junction box. The technical scheme includes that the welding process of the explosion-proof junction box is characterized by comprising the following steps: step 1: firstly, assembling a bottom plate, a flange and a group of side plates through a tool clamp, and then fixing through spot welding; step 2: arranging an annular groove at the outer side of the front end of the explosion-proof joint and an annular flange at the inner side of the front end of the explosion-proof joint; and step 3: inserting the front end of the explosion-proof joint obtained in the step 2 into the mounting hole of the side plate, and fixing the explosion-proof joint through spot welding; and 4, step 4: fixing the explosion-proof junction box obtained in the steps 1 to 3 on a welding table; and 5: and welding the joint gap of the explosion-proof junction box by using a welding robot, and at least welding the joint gap of the explosion-proof joint and the inner side of the side plate.
Description
Technical Field
The invention relates to an explosion-proof junction box welding process.
Background
The explosion-proof junction box is a special distribution device applied to various high-risk places, and compared with a civil junction box, the explosion-proof junction box is an electric distribution box with an explosion-proof function and is formed by various explosion-proof transformation. A plurality of explosion-proof joints are welded on the box body of the explosion-proof junction box. Traditional explosion-proof joint design and welding mode do: the whole cylinder that leads to in being of structure, the rear end is equipped with screw or internal thread and is used for being connected with the connecting piece on the cable, and the front end flushes and sets up on the entrance hole of the curb plate of explosion-proof junction box, the aperture in entrance hole is less than explosion-proof joint's hole, then it is right through artificial mode explosion-proof joint welds with the joint line department of curb plate. The existing defects are as follows: 1. because the clearance of the explosion-proof joint is very small, the welding can only be carried out in a manual mode, the automatic welding of a robot cannot be realized, the welding efficiency is very low, the cost is high, and the welding quality is good and uneven; 2. the welding point position is arranged on the outer side of the side plate, so that the attractiveness of the explosion-proof junction box is affected.
Disclosure of Invention
The invention aims to solve the technical problem of providing an explosion-proof junction box welding process.
In order to solve the problems, the technical scheme adopted by the invention comprises an explosion-proof junction box welding process, and is characterized by comprising the following steps of:
step 1: firstly, assembling a bottom plate, a flange and a group of side plates through a tool clamp, and then fixing through spot welding;
step 2: arranging an annular groove at the outer side of the front end of the explosion-proof joint and an annular flange at the inner side of the front end of the explosion-proof joint;
and step 3: inserting the front end of the explosion-proof joint obtained in the step 2 into the mounting hole of the side plate, and fixing the explosion-proof joint through spot welding;
and 4, step 4: fixing the explosion-proof junction box obtained in the steps 1 to 3 on a welding table;
and 5: and welding the joint gap of the explosion-proof junction box by using a welding robot, and at least welding the joint gap of the explosion-proof joint and the inner side of the side plate.
The welding process of the explosion-proof junction box is characterized in that the tool clamp
The method comprises the following steps:
the outer support device mainly comprises a base, an outer frame fixed on the base and outer pneumatic support columns arranged around the outer frame;
the inner support device mainly comprises an inner frame and an inner pneumatic support column arranged on the inner frame.
The welding process of the explosion-proof junction box is characterized in that: the outer frame is composed of fixing plates arranged on the periphery of the base and supporting square steel connected to the fixing plates, and the outer pneumatic supporting columns are installed on the fixing plates.
The welding process of the explosion-proof junction box is characterized in that: the base is provided with a mounting opening.
Explosion-proof junction box welding process, its characterized in that, the welding bench includes:
the welding table board is provided with a welding window in the middle for the welding arm of the welding robot to extend into, and the lower end face of the welding table board is provided with a fixing piece for fixing the explosion-proof junction box at the bottom.
The welding process of the explosion-proof junction box is characterized in that: the outer pneumatic support columns comprise first outer pneumatic support columns and second outer pneumatic support columns, the first outer pneumatic support columns are oppositely arranged at the left end and the right end of the outer frame, the second outer pneumatic support columns are oppositely arranged at the front end and the rear end of the outer frame, the first outer pneumatic support columns mainly comprise first air cylinders, outer push plates and first fixing cylinders, the outer push plates are arranged on output shafts of the first air cylinders, and the first fixing cylinders are arranged at the front ends of the outer push plates and correspond to mounting holes of the side plates; the second outer pneumatic support column mainly comprises two second air cylinders and a second fixed cylinder arranged on an output shaft of the second air cylinder.
The welding process of the explosion-proof junction box is characterized in that: the inner pneumatic support column consists of a third cylinder and an inner push plate arranged on an output shaft of the third cylinder.
The welding process of the explosion-proof junction box is characterized in that: the fixing piece is composed of a rotating block and a screw rod, wherein the rotating block and the screw rod are arranged on the periphery of the welding table top, and the rotating block is connected to the flange and is screwed up and fixed through the screw rod.
The welding process of the explosion-proof junction box has the following advantages: the automatic welding of the whole robot of the explosion-proof junction box can be realized, the welding efficiency is greatly improved, and the welding quality is ensured. In addition, the welding point position of the explosion-proof joint is arranged on the inner side of the side plate, and the appearance of the explosion-proof junction box is good.
The invention is further described below with reference to the accompanying drawings.
Drawings
FIGS. 1 and 2 are schematic structural views of the tooling fixture at different angles, showing the assembly relationship with an explosion-proof junction box;
FIG. 3 is an exploded view of the inventive tool holder;
FIGS. 4 and 5 are schematic views of the explosion-proof joint of the present invention at different angles, showing the assembly relationship with the explosion-proof junction box;
FIGS. 6 and 7 are schematic views of the bonding stage of the present invention at different angles, showing the front structure;
FIG. 8 is a schematic view of the construction of a first outer pneumatic support post according to the present invention;
FIG. 9 is a schematic structural view of a second outer pneumatic support column of the present invention;
FIG. 10 is a schematic view of the construction of an internal pneumatic support column of the present invention;
FIG. 11 is a schematic view of the construction of the fastening member of the present invention;
fig. 12 and 13 are schematic structural diagrams of the explosion-proof junction box of the invention at different angles.
Detailed Description
Referring to fig. 1-13, the welding process of the explosion-proof junction box comprises the following steps:
step 1: a bottom plate 1, a flange 2 and four side plates 3 are assembled through a tool clamp, and then spot welding is carried out on local joints of the bottom plate 1, the flange 2 and the side plates to fix the bottom plate, the flange and the side plates to form a preliminary explosion-proof junction box frame structure.
Step 2: an annular groove 5 is formed in the outer side of the front end of a cylindrical explosion-proof joint 4, an annular flange 6 is arranged on the inner side of the front end of the cylindrical explosion-proof joint, the annular flange and the explosion-proof joint are integrally cast, and the annular flange 6 is used for arranging a sealing ring. The annular groove 5 is machined by lathe cutting. The explosion-proof joint 4 is provided with a screw hole or an internal thread.
And step 3: inserting the front end of the explosion-proof joint 4 obtained in the step 2 into the mounting hole 7 of the side plate 3, enabling the front end of the explosion-proof joint to be flush with the inner wall of the side plate 3, fixing the explosion-proof joint through spot welding, and enabling the annular groove to be in clearance fit or interference fit with the mounting hole.
And 4, step 4: and (4) fixing the explosion-proof junction box obtained in the steps 1 to 3 on a welding table 8.
And 5: and welding the joint gap of the explosion-proof junction box by using a welding robot, and at least welding the joint gap between the explosion-proof joint 4 and the inner side of the side plate 3. Because the inner side of the side plate is not affected by the narrow gap of the explosion-proof joint, the automatic welding of the welding robot can be realized. The welding robot is a known technology in the prior art, and is not described in detail herein.
Further, the tooling clamp includes: the device comprises an outer supporting device 9 and an inner supporting device 13, wherein the outer supporting device 9 consists of a base 10, an outer frame 11 fixed on the base 10 and outer pneumatic supporting columns 12 arranged on the periphery of the outer frame 11. The inner support means 13 is comprised of an inner frame 14 and an inner pneumatic support column 15 disposed within the inner frame 14. The integral supporting device is supported outside the explosion-proof junction box, and the integral supporting device is supported inside the explosion-proof junction box.
The outer pneumatic support column 12 is composed of a first outer pneumatic support column 121 and a second outer pneumatic support column 122, the first outer pneumatic support column 121 is arranged at the left end and the right end of the outer frame 11 relatively, the second outer pneumatic support column 122 is arranged at the front end and the rear end of the outer frame 11 relatively, the first outer pneumatic support column 121 is mainly composed of a first cylinder 1211, an outer push plate 1212 and a first fixed cylinder 1213, the outer push plate 1212 is arranged on an output shaft of the first cylinder 1211, and the first fixed cylinder 1213 is arranged at the front end of the outer push plate 1212 and corresponds to the mounting hole 7 of the side plate 3. The second outer pneumatic support column 122 is mainly composed of two second cylinders 1221 and a second fixed cylinder 1222 mounted on the output shaft of the second cylinders 1221. The front ends of the first fixed cylinder and the second fixed cylinder are respectively provided with a boss, and the bosses can extend into the mounting holes of the side plates and are supported through the cylindrical supports at the rear ends.
The inner pneumatic support column 15 is composed of a third cylinder 151 and an inner push plate 152 mounted on an output shaft of the third cylinder 151.
The explosion-proof junction box can be assembled by the tool clamp, and the assembling precision is guaranteed, so that the welding quality of each explosion-proof junction box is guaranteed.
Further, the outer frame 11 is composed of a fixing plate 16 disposed around the base 10 and a supporting square steel 17 connected to the fixing plate 16, and the outer pneumatic supporting column 12 is mounted on the fixing plate 16. To secure the supporting strength of the outer frame 11.
Further, the base 10 is provided with a mounting opening 18. To facilitate installation, adjustment and viewing of the inner support means.
Further, the welding bench 8 includes welding table surface 19, offer the welding window 20 that supplies welding robot's welding arm to stretch into in the middle of the welding table surface 19, 19 lower terminal surface of welding table surface are equipped with mounting 21 and are fixed in the bottom with explosion-proof junction box.
Further, the fixing member 21 is composed of a rotating block 211 and a screw 212, which are arranged around the welding table, and the rotating block 211 is connected to the flange 2 and is screwed and fixed by the screw 212.
Although the present invention has been described with reference to the above embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (4)
1. An explosion-proof junction box welding process is characterized by comprising the following steps:
step 1: firstly, assembling a bottom plate (1), a flange (2) and a group of side plates (3) through a tool clamp, and then fixing through spot welding;
step 2: arranging an annular groove (5) at the outer side of the front end of the explosion-proof joint (4) and an annular flange (6) at the inner side;
and step 3: inserting the front end of the explosion-proof joint (4) obtained in the step (2) into the mounting hole (7) of the side plate (3), and fixing by spot welding;
and 4, step 4: fixing the explosion-proof junction box obtained in the steps 1 to 3 on a welding table (8);
and 5: welding the connecting gap of the explosion-proof junction box by using a welding robot, and welding at least the connecting gap between the explosion-proof joint (4) and the inner side of the side plate (3);
the frock clamp includes: the outer supporting device (9) mainly comprises a base (10), an outer frame (11) fixed on the base (10) and outer pneumatic supporting columns (12) arranged on the periphery of the outer frame (11); the inner support device (13) mainly comprises an inner frame (14) and an inner pneumatic support column (15) arranged on the inner frame (14); the outer frame (11) is composed of fixing plates (16) arranged on the periphery of the base (10) and supporting square steel (17) connected to the fixing plates (16), and the outer pneumatic supporting columns (12) are arranged on the fixing plates (16); the base (10) is provided with a mounting opening (18); the welding station (8) comprises: the middle of the welding table top (19) is provided with a welding window (20) for a welding arm of the welding robot to extend into, and the lower end face of the welding table top is provided with a fixing piece (21) for fixing the explosion-proof junction box at the bottom.
2. The explosion-proof junction box welding process according to claim 1, characterized in that: the outer pneumatic support column (12) is composed of a first outer pneumatic support column (121) and a second outer pneumatic support column (122), the first outer pneumatic support column (121) is oppositely arranged at the left end and the right end of the outer frame (11), the second outer pneumatic support column (122) is oppositely arranged at the front end and the rear end of the outer frame (11), the first outer pneumatic support column (121) is mainly composed of a first cylinder (1211), an outer push plate (1212) and a first fixing cylinder (1213), the outer push plate (1212) is arranged on an output shaft of the first cylinder (1211), and the first fixing cylinder (1213) is arranged at the front end of the outer push plate (1212) and corresponds to the mounting hole (7) of the side plate (3); the second outer pneumatic supporting column (122) mainly comprises two second cylinders (1221) and a second fixed cylinder (1222) arranged on an output shaft of the second cylinders (1221).
3. The explosion-proof junction box welding process according to claim 1, characterized in that: the inner pneumatic supporting column (15) is composed of a third air cylinder (151) and an inner push plate (152) arranged on an output shaft of the third air cylinder (151).
4. The explosion-proof junction box welding process according to claim 1, characterized in that: the fixing piece (21) is composed of a rotating block (211) and a screw rod (212), wherein the rotating block (211) is arranged on the periphery of the welding table top, and the rotating block (211) is connected to the flange (2) and is screwed and fixed through the screw rod (212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811056569.4A CN108907490B (en) | 2018-09-11 | 2018-09-11 | Welding process of explosion-proof junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811056569.4A CN108907490B (en) | 2018-09-11 | 2018-09-11 | Welding process of explosion-proof junction box |
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| Publication Number | Publication Date |
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| CN108907490A CN108907490A (en) | 2018-11-30 |
| CN108907490B true CN108907490B (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811056569.4A Active CN108907490B (en) | 2018-09-11 | 2018-09-11 | Welding process of explosion-proof junction box |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111618498B (en) * | 2020-05-18 | 2022-03-11 | 绵阳市正阳科技有限公司 | Welding device and welding method thereof |
| CN112222658B (en) * | 2020-09-28 | 2022-09-30 | 中船黄埔文冲船舶有限公司 | Embedded grotto building method |
| CN115255794B (en) * | 2022-10-01 | 2023-01-13 | 荣盛家居有限公司 | Aluminum alloy door and window welded platform |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3433445A1 (en) * | 1984-09-12 | 1986-03-20 | Die Idee Karin Diele Unternehmensberatung, Werbeagentur, 5828 Ennepetal | Process for producing a box-shaped storage and transportation container and equipment for carrying out said process |
| JP2003037917A (en) * | 2001-07-24 | 2003-02-07 | Sumitomo Wiring Syst Ltd | Junction box and connection method of bus bar and electric wire |
| CN203774711U (en) * | 2014-04-20 | 2014-08-13 | 大庆宏富来电气设备制造有限公司 | Explosion-proof junction box |
| CN104625326A (en) * | 2015-02-06 | 2015-05-20 | 中国运载火箭技术研究院 | Spherical box bottom circumferential seam welding method for 5M-grade thin wall storage box |
| CN207155110U (en) * | 2017-05-24 | 2018-03-30 | 常熟市恒康机械制造有限公司 | A kind of terminal box welding tooling |
| CN107840027B (en) * | 2017-08-02 | 2020-09-11 | 新黎明科技股份有限公司 | IIC-level welding explosion-proof box body and manufacturing process of box body thereof |
| CN107891242A (en) * | 2017-12-18 | 2018-04-10 | 浙江钱江机器人有限公司 | A kind of battery case weld fixture apparatus |
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Effective date of registration: 20190704 Address after: 325 600 No. 8, 192 Lane, Wei3 Road, Yueqing Economic Development Zone, Wenzhou City, Zhejiang Province Applicant after: HASION ANTI-EXPLOSION TECHNOLOGY Co.,Ltd. Address before: 325 600 No. 8, 192 Lane, Wei3 Road, Yueqing Economic Development Zone, Wenzhou City, Zhejiang Province Applicant before: Li Youliang |
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Denomination of invention: A welding process for explosion-proof junction box Effective date of registration: 20211225 Granted publication date: 20201009 Pledgee: Zhejiang Chouzhou Commercial Bank Co.,Ltd. Wenzhou Branch Pledgor: HASION ANTI-EXPLOSION TECHNOLOGY Co.,Ltd. Registration number: Y2021330002662 |
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Date of cancellation: 20221103 Granted publication date: 20201009 Pledgee: Zhejiang Chouzhou Commercial Bank Co.,Ltd. Wenzhou Branch Pledgor: HASION ANTI-EXPLOSION TECHNOLOGY Co.,Ltd. Registration number: Y2021330002662 |