CN104551338A - Full-automatic special welding machine for suspension arms - Google Patents
Full-automatic special welding machine for suspension arms Download PDFInfo
- Publication number
- CN104551338A CN104551338A CN201310492091.0A CN201310492091A CN104551338A CN 104551338 A CN104551338 A CN 104551338A CN 201310492091 A CN201310492091 A CN 201310492091A CN 104551338 A CN104551338 A CN 104551338A
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- CN
- China
- Prior art keywords
- slide unit
- lathe bed
- welding
- arm
- unit body
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- 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.)
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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
- 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
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
-
- 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
Disclosed is a full-automatic special welding machine for suspension arms. All to-be-welded parts of a frame structure are positioned on a workbench through an internal expanding mechanism, an outer positioning mechanism and a butting and pressing assembly, the workbench is driven to move forwards and backwards through a gear and rack drive mechanism, actions such as advancing and retreating of working feed and inching, arc striking, arc suppression and stop are realized by the aid of an electric circuit, multiple welding seams are welded simultaneously, and welding deformation is reduced.
Description
Technical field
The present invention relates to mechanical field, the welding tooling in especially a kind of production process, is mainly used in being symmetrically welded of many weld seams of the frame-shaped constructions such as arm.
Background technology
Because arm is important load bearing component, and matching requirements have certain height, so require that weld strength is good when ensureing size, be out of shape little, because arm employing is four symmetrical weld seams, if by manually welding one by one, distortion is very large, and welding quality is difficult to ensure
Summary of the invention
The present invention is that the welding of four weld seams up and down in order to ensure suspension arm of lorry-mounted crane framework arc body meets designing requirement and a kind of simple weld jig reducing manufacturing procedure and design.
The technical scheme that technical solution problem of the present invention adopts is: a kind of Full-automatic suspension arm special welding machine, it is characterized in that: compress assembly by interior swollen fixture, outer side positioning mechanism and top and will treat that weldment is positioned on workbench, work is entered, the advance and retreat of crawl to drive workbench forward-reverse to realize by rack and pinion drive mechanism; The starting the arc, receipts arc; The actions such as stopping; Many weld seam welds simultaneously.The architectural feature of above-mentioned Full-automatic suspension arm special welding machine is: middle under-chassis and under-chassis are fixed on the ground by foundation bolt, lathe bed is fixed on middle under-chassis and under-chassis, slide unit body is contained on lathe bed, slide unit is equipped with limited block and adjusts limited block as keeper that is upper and lower and left and right, the tightness of slide unit body and lathe bed is regulated by rotating adjusting screw(rod), namely ensure the depth of parallelism of slide unit and center line, make again slide unit slide on lathe bed flexibly.Slide unit body is equipped with tooth bar, lathe bed is equipped with reducing gear, the engagement of reductor output gear wheel and rack is as transmission mechanism, and reductor is by the motion of rack drives slide unit body; Top hold-down mechanism is also compressed by a top compressed oil cylinder, and top compressed oil cylinder assembly is arranged in top tray, and top compressed oil cylinder piston rod is connected by bearing pin with Connection Block, and the roller on Connection Block is directly pressed on the upper plate of arm to be welded by oil cylinder.Because need the arm specification of welding a lot, its width is different, so the distance of left and right roller needs according to arm width adjustment, the adjustment of this width is realized by increase and decrease adjustment spacer, and different width uses different adjustment spacers; Interior swollen fixture concrete structure, each five bearings in left and right against the inner arm of arm left side plate to be welded respectively, elastic force effect by rubber blanket makes bearing tightly support on left side plate to be welded, make the side compression roller of left side plate and outside fit, pull bar one end is fixed on lathe bed pull bar, one end is connected with interior swollen fixture by bearing pin pull bar, and interior swollen fixture relies on pull bar to be always positioned at welding region position to reduce welding deformation; Welding machine is fixed on welder support top board, and four welding guns regulate support to be separately fixed on the portal frame assembly of left and right, and welding gun is contained in welding gun and regulates on support, regulates by the difference of workpiece size; Slide unit body and lathe bed are equipped with travel switch, by electric appliance circuits control the advance and retreat of the flexible of each clamping cylinder and gear-box to realize work clamping, work is entered, the advance and retreat of crawl; The starting the arc, receipts arc; The actions such as stopping.
By each part of frame-shaped construction to be welded, compress assembly location on the table by Nei Zhang mechanism, outer side positioning mechanism and top, work is entered, the advance and retreat of crawl namely to drive slide unit to realize by hydraulic speed reducer structure band carry-over bar; The starting the arc, receipts arc; The actions such as stopping.Many weld seam welds simultaneously, reduces welding deformation.
Effective effect of the present invention is: improve welding quality and speed of welding, and the size shape tolerance of each weldment ensure that, assembling is carried out smoothly, and the lorry-mounted crane performance after assembling is guaranteed.
Accompanying drawing explanation
Fig. 1: the three-view diagram of Full-automatic suspension arm special welding machine,
Fig. 2: front side detent mechanism,
Fig. 3: rear side detent mechanism,
Fig. 4: top hold-down mechanism,
Fig. 5: interior swollen fixture,
Wherein in Fig. 1: on front side of 1 travel switch link stopper 2 welding gun clip assembly 3 alignment pin 4, on rear side of detent mechanism 5 top compression assembly 6 left portal frame assembly A7 top tray assembly 8 semi-automatic arc welding machine 9, in detent mechanism 10 end locating assembly 11 travel switch 12 pull bar 13 cushion block A14 cushion block B15 slide unit body 16 limited block 17 reducing gear 18 tooth bar 19 under-chassis 20 foundation bolt 21 lathe bed A22 middle under-chassis 23 cylindrical pin with internal thread 24 lathe bed B25 travel switch seat 26 large arm, the right portal frame assembly B30 of swollen fixture 27 hydraulic system assembly 28 electric appliance box assembly 29 adjusts limited block 31 adjusting screw(rod) A32 adjusting screw(rod) B33 locking nut 34 bearing pin 35 split pin 36 spacer 37 pull bar 38 locking nut;
Wherein in Fig. 2: 1 support 2 bolt 3 bullet pad 4 hydraulic cylinder assembly 5 bolt 6 rolling wheel support 7 bracing strut 8 spacer 9 cylinder roller bearing 10 bolt 11 axle 12 cylinder 13 general flat key 14 spacer A15 locking nut;
Wherein in Fig. 3: the anti-bull stick of 1 support 2 bolt 3 bullet pad 4 hydraulic cylinder assembly 5 bolt 6 rolling wheel support 7 bracing strut 8 spacer 9 cylinder roller bearing 10 bolt 11 axle 12 cylinder 13 general flat key 14 spacer A15 locking nut 16;
Wherein in Fig. 4: 1, hydraulic cylinder assembly 2, bearing pin 3, Connection Block 4, nut 5, bearing pin 6, general flat key 7, general flat key 8, roller 9, deep groove ball bearing 10, bearing pin 11, anti-bull stick 12, adjustment spacer A13, adjustment spacer B14, roller mount;
Wherein in Fig. 5: 1, bearing 2, axle A3, spacer 4, bolt 5, bearing block 6, nut 7, vehicle body 8, axle 9, pull bar 10, bearing block 11, bearing pin 12, bolt 13, nut 14, bolt 15, bearing pin 16, rubber blanket 17, axle 18, adjusting pad 19, stop collar 20, spacer.
Detailed description of the invention
1, middle under-chassis (Fig. 1 part 22) and under-chassis (Fig. 1 part 19) are fixed on the ground by foundation bolt.
2, lathe bed (Fig. 1 part 21) is fixed on middle under-chassis and under-chassis.
3, slide unit body (Fig. 1 part 15) is contained on lathe bed, slide unit is equipped with limited block (Fig. 1 part 16) and adjusts limited block (Fig. 1 part 30) as keeper that is upper and lower and left and right, the tightness of slide unit body and lathe bed is regulated by rotating adjusting screw(rod) (Fig. 1 part 31,32), namely ensure the depth of parallelism of slide unit and center line, make again slide unit slide on lathe bed flexibly.All lubrication groove is had at the spigot surface of limited block (Fig. 1 part 16) and adjustment limited block (Fig. 1 part 30).
4, slide unit body is equipped with tooth bar (Fig. 1 part 18), lathe bed is equipped with reducing gear (Fig. 1 part 17), the engagement of reductor output gear wheel and rack is as transmission mechanism, and reductor is by the motion of rack drives slide unit body.
5, left portal frame assembly (Fig. 1 part 6) and right portal frame assembly (Fig. 1 part 29) are arranged on middle under-chassis (Fig. 1 part 22) respectively.
6, butt disc assembly (Fig. 1 part 7) is arranged on the portal frame assembly of left and right.
7, top compression assembly (Fig. 1 part 5) is arranged on the installation site of top tray assembly (Fig. 1 part 7).
Top hold-down mechanism is also compressed by a top compressed oil cylinder.Top compressed oil cylinder assembly (Fig. 4 part 1) is arranged in top tray, Connection Block (Fig. 4 part 3) is connected by the piston rod of bearing pin (Fig. 4 part 2) with top compressed oil cylinder assembly, left and right roller mount (Fig. 4 part 14) is connected with Connection Block by bearing pin (Fig. 4 part 5), bearing pin and Connection Block axis hole, be all connected with key (Fig. 4 part 6,7) rotation preventing roller mount between bearing pin with the axis hole of roller mount; Roller (Fig. 4 part 8) is connected in roller mount by deep groove ball bearing (Fig. 4 part 9) and bearing pin (Fig. 4 part 10), and roller is directly pressed on the upper plate of arm to be welded by oil cylinder.Because need the arm specification of welding a lot, its width is different, so the distance of left and right roller needs according to arm width adjustment, the adjustment of this width is realized by increase and decrease adjustment spacer (Fig. 4 part 12,13), and different width uses different adjustment spacers.
8, rear side detent mechanism (Fig. 1 part 9) is arranged on workpiece original position lathe bed on one side, ensures that the size of designing requirement and form and position tolerance ensure the locating surface of each side positioning mechanism at grade by processing.Front side detent mechanism (Fig. 1 part 4) is arranged on the lathe bed at portal frame place, and the locating surface of its locating surface and rear side detent mechanism at grade.
9, in the detent mechanism of front side: because front side detent mechanism is positioned at the welding region of special welding machine, in order to reduce distortion employing two hydraulic cylinder assemblies (Fig. 2 part 4), hydraulic cylinder assembly rack-mount (Fig. 2 part 1), rolling wheel support is arranged on two oil cylinders by flat key (Fig. 2 part 13) and nut (Fig. 2 part 10); Spacer (Fig. 2 part 8), cylinder roller bearing (Fig. 2 part 9), axle (Fig. 2 part 11), cylinder (Fig. 2 part 12) are arranged on bracing strut by diagram; Then by the bracing strut bullet pad installed, be bolted to (Fig. 2 part 6) on rolling wheel support.Spacer A(Fig. 2 part 14) be used to adjust oil cylinder stroke, the different spacer of arm of different in width.
10, in rear side detent mechanism: because rear side detent mechanism is not positioned at the welding region of special welding machine, so only adopt a hydraulic cylinder assembly (Fig. 3 part 4), hydraulic cylinder assembly rack-mount (Fig. 3 part 1), rolling wheel support is arranged on oil cylinder by flat key (Fig. 3 part 13) and nut (Fig. 3 part 10); Spacer (Fig. 3 part 8), cylinder roller bearing (Fig. 3 part 9), axle (Fig. 3 part 11), cylinder (Fig. 3 part 12) are arranged on bracing strut by diagram; Then by the bracing strut bullet pad installed, be bolted to (Fig. 3 part 6) on rolling wheel support.Spacer A(Fig. 3 part 14) be used to adjust oil cylinder stroke, the different spacer of arm of different in width, in order to prevent rolling stand from rotating, by anti-bull stick (Fig. 3 part 16) anti-rotation.
11, in order to ensure the sectional dimension of arm, inside casing also must have interior swollen fixture (Fig. 1 part 26).
Interior swollen fixture concrete structure is shown in Fig. 5, each five bearings (Fig. 5 part 1) in left and right against the inner arm of arm left side plate to be welded respectively, and the elastic force effect by rubber blanket (Fig. 5 part 16) makes bearing tightly support on left side plate to be welded, make the side compression roller of left side plate and outside fit.
Pull bar (Fig. 5 part 9) one end is fixed on lathe bed pull bar (Fig. 1 part 24), and one end is connected with interior swollen fixture by bearing pin pull bar (Fig. 5 part 8), and interior swollen fixture relies on pull bar to be always positioned at the welding region i.e. position of front side detent mechanism to reduce welding deformation.
12, welding machine is fixed on welder support top board, and four welding guns regulate support to be separately fixed on the portal frame assembly of left and right.Welding gun is contained in welding gun and regulates on support, regulates by the difference of workpiece size.
13, on slide unit body and lathe bed, travel switch is housed, by electric appliance circuits control the advance and retreat of the flexible of each clamping cylinder and gear-box to realize work clamping, work is entered, the advance and retreat of crawl; The starting the arc, receipts arc; The actions such as stopping.
Claims (2)
1. a Full-automatic suspension arm special welding machine, is characterized in that: compress assembly by interior swollen fixture, outer side positioning mechanism and top and will treat that weldment is positioned on workbench, and work is entered, the advance and retreat of crawl to drive workbench forward-reverse to realize by rack and pinion drive mechanism; The starting the arc, receipts arc; The actions such as stopping; Many weld seam welds simultaneously.
2. Full-automatic suspension arm special welding machine as claimed in claim 1, its architectural feature is: middle under-chassis and under-chassis are fixed on the ground by foundation bolt, lathe bed is fixed on middle under-chassis and under-chassis, slide unit body is contained on lathe bed, slide unit is equipped with limited block and adjusts limited block as keeper that is upper and lower and left and right, regulating the tightness of slide unit body and lathe bed by rotating adjusting screw(rod), namely ensureing the depth of parallelism of slide unit and center line, making again slide unit slide on lathe bed flexibly.Slide unit body is equipped with tooth bar, lathe bed is equipped with reducing gear, the engagement of reductor output gear wheel and rack is as transmission mechanism, and reductor is by the motion of rack drives slide unit body; Top hold-down mechanism is also compressed by a top compressed oil cylinder, and top compressed oil cylinder assembly is arranged in top tray, and top compressed oil cylinder piston rod is connected by bearing pin with Connection Block, and the roller on Connection Block is directly pressed on the upper plate of arm to be welded by oil cylinder.Because need the arm specification of welding a lot, its width is different, so the distance of left and right roller needs according to arm width adjustment, the adjustment of this width is realized by increase and decrease adjustment spacer, and different width uses different adjustment spacers; Interior swollen fixture concrete structure, each five bearings in left and right against the inner arm of arm left side plate to be welded respectively, elastic force effect by rubber blanket makes bearing tightly support on left side plate to be welded, make the side compression roller of left side plate and outside fit, pull bar one end is fixed on lathe bed pull bar, one end is connected with interior swollen fixture by bearing pin pull bar, and interior swollen fixture relies on pull bar to be always positioned at welding region position to reduce welding deformation; Welding machine is fixed on welder support top board, and four welding guns regulate support to be separately fixed on the portal frame assembly of left and right, and welding gun is contained in welding gun and regulates on support, regulates by the difference of workpiece size; Slide unit body and lathe bed are equipped with travel switch, by electric appliance circuits control the advance and retreat of the flexible of each clamping cylinder and gear-box to realize work clamping, work is entered, the advance and retreat of crawl; The starting the arc, receipts arc; The actions such as stopping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310492091.0A CN104551338A (en) | 2013-10-20 | 2013-10-20 | Full-automatic special welding machine for suspension arms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310492091.0A CN104551338A (en) | 2013-10-20 | 2013-10-20 | Full-automatic special welding machine for suspension arms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104551338A true CN104551338A (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310492091.0A Pending CN104551338A (en) | 2013-10-20 | 2013-10-20 | Full-automatic special welding machine for suspension arms |
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| Country | Link |
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| CN (1) | CN104551338A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181185A (en) * | 2016-08-25 | 2016-12-07 | 安徽昌永得机械有限公司 | Be suitable to the joint welding frock of arm cylinder |
| CN106271269A (en) * | 2016-08-25 | 2017-01-04 | 安徽昌永得机械有限公司 | Be suitable to the welding tooling of arm cylinder |
| CN107081564A (en) * | 2017-06-20 | 2017-08-22 | 青岛睿涛自动化科技有限责任公司 | Three annular seam welding devices |
| CN114043141A (en) * | 2021-12-24 | 2022-02-15 | 福建骏鹏通信科技有限公司 | Be used for high-efficient full-automatic welding frock of energy storage cabinet |
| CN115255851A (en) * | 2022-07-29 | 2022-11-01 | 中联重科股份有限公司 | Box-type arm support assembling equipment and box-type arm support assembling method |
-
2013
- 2013-10-20 CN CN201310492091.0A patent/CN104551338A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181185A (en) * | 2016-08-25 | 2016-12-07 | 安徽昌永得机械有限公司 | Be suitable to the joint welding frock of arm cylinder |
| CN106271269A (en) * | 2016-08-25 | 2017-01-04 | 安徽昌永得机械有限公司 | Be suitable to the welding tooling of arm cylinder |
| CN107081564A (en) * | 2017-06-20 | 2017-08-22 | 青岛睿涛自动化科技有限责任公司 | Three annular seam welding devices |
| CN114043141A (en) * | 2021-12-24 | 2022-02-15 | 福建骏鹏通信科技有限公司 | Be used for high-efficient full-automatic welding frock of energy storage cabinet |
| CN115255851A (en) * | 2022-07-29 | 2022-11-01 | 中联重科股份有限公司 | Box-type arm support assembling equipment and box-type arm support assembling method |
| CN115255851B (en) * | 2022-07-29 | 2023-12-29 | 中联重科股份有限公司 | Box-type arm support assembling equipment and box-type arm support assembling method |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150429 |
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| WD01 | Invention patent application deemed withdrawn after publication |