CN201889610U - Secondary welding mould of excavator moving arm body - Google Patents
Secondary welding mould of excavator moving arm body Download PDFInfo
- Publication number
- CN201889610U CN201889610U CN2010206289633U CN201020628963U CN201889610U CN 201889610 U CN201889610 U CN 201889610U CN 2010206289633 U CN2010206289633 U CN 2010206289633U CN 201020628963 U CN201020628963 U CN 201020628963U CN 201889610 U CN201889610 U CN 201889610U
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- Prior art keywords
- arm body
- swing arm
- assembly
- positioning component
- positioning
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Abstract
The utility model discloses a secondary welding mould of an excavator moving arm body, which comprises a mode of accurately positioning a lower supporting plate assembly of the moving arm body, a mode of accurately positioning an upper supporting plate assembly, a mode of accurately positioning the side face of the moving arm body and a mode of accurately positioning the front end and the rear end of the moving arm body. The middle of the moving arm body is fastened by an upper supporting plate regulating mechanism, an upper supporting plate positioning assembly, a side positioning assembly and a lower supporting plate positioning assembly. The back of the moving arm body is supported and jacked by a rear end positioning assembly, and the front end of the moving arm body is support and fastened by a front end positioning assembly. The utility model is the welding mould for ensuring the associated hinge point distance error of the excavator moving arm body to be less than +/-1.5mm by utilizing a right angled triangle principle. The welding mould has rapid positioning, and the quality of welded products is reliable. The welding mould which is capable of controlling the associated hinge point distance error of a welding blank piece of the moving arm body to be +/-1.5mm can be widely applied to the welding field of the excavator moving arm body.
Description
Technical field
The utility model relates to the excavator swing arm system and makes the field, relates in particular to application by swing arm body secondary dress weldering mould with the excavator swing arm body secondary dress weldering mould of hinge dimensional discrepancy at the dress weldering mould of ± 1.5mm scope that be associated of control swing arm body.
Background technology
The swing arm body of excavator is the highest and a kind of structural member of production difficulty maximum of quality requirement in all structural members of excavator.The swing arm body belongs to curved structure, main upper and lower cover plate by the swing arm body, left and right side plate, forward and backward termination, crucial zero, parts formation such as upper and lower support plate assembly.Whole swing arm body belongs to box-structure, and each crucial weld seam all welds under part has the condition of groove.Structural member has characteristics such as the welding loading is many, and welding deformation is big.Simultaneously in the technology for blanking of construction machinery industry, today that assembling and welding process falls behind relatively, cause the post welding distortion of every swing arm body to differ, especially the swing arm body dimensional discrepancy of hinge that is associated, the data that per two the swing arm bodies welding of this deviation circulation back is detected are inconsistent phenomenon.The hinge size is inconsistent because swing arm body postwelding is associated, this phenomenon brings great trouble for follow-up machining processes, when the axis hole of processing swing arm body, all need draw coordinate to process each axis hole, machined production efficiency is extremely low, when having exceeded the support plate assembly that 5mm often need prescind the swing arm body, the distortion size of swing arm body adorns weldering again simultaneously, welding production efficiency is also extremely low, and quality does not guarantee yet.
Summary of the invention
The purpose of this utility model is to provide on the middle male bend of a kind of swing arm body support plate governor motion, upper bearing plate positioning component, side positioning support, lower support plate positioning component, the band outside diameter of cylinder is close to top-pressure part, with be bearing in the follower head assembly, the measuring stick end bearing is at the front end positioning component, simple in structure, easy to manufacture, welding is accurate, safe and practical excavator swing arm body secondary dress weldering mould.
Technical solution of the present utility model is such: a kind of excavator swing arm body secondary dress weldering mould comprises measuring stick assembly, termination, front and back positioning component, upper bearing plate governor motion, upper bearing plate positioning component, side positioning support, lower support plate positioning component, follower head positioning component.It is characterized in that the measuring stick assembly is contained in swing arm body the place ahead, swing arm body intermediate support is at upper bearing plate governor motion, upper bearing plate positioning component, side positioning support, lower support plate positioning component, one end bearing of swing arm body band outside diameter of cylinder is at the follower head positioning component, its outside diameter of cylinder presses at top-pressure part, one end measuring stick assembly of swing arm body is bearing in the front end positioning component, form left and right, middle three-point fix, limit the axial location of swing arm body, there is positioning support swing arm body both sides, and the lower support plate positioning component is arranged in the middle of the swing arm body.
Positioning screw assembly and the clamping of interfix assembly and supporting the otic placode assembly, handle has screw rod.
The end outside diameter of cylinder of swing arm body is close to the location top-pressure part.
Backing plate is close to alignment pin in the swing arm body front end.
The swing arm body side surface is close to alignment pin and front end becomes three-point fix, becomes opposite planar.
The whole seat that moves has rotary screw.
The upper bearing plate positioning seat is contained in swing arm body front upper place.
The utility model has the advantages that: the hinge size Control that swing arm body integral installation postwelding can be associated is at the dress weldering mould of ± 1.5mm scope, and the application of this dress weldering mould does not influence the dress of swing arm body can allow the fluctuation of swing arm main frame welding back in ± 30mm scope the time and welds, machining processes can carry out the processing of direct machined or programming machine by the bottom outlet of each hinge of swing arm body, improve mach production efficiency, improve the dress weldering quality of swing arm body.Simple in structure, easy to manufacture, easy to install, safe and reliable.
Description of drawings
It is such that structure of the present utility model constitutes:
Fig. 1 is a positioning component assembly mounting support measuring stick assembly front view of the present utility model.
Fig. 2 is a positioning component assembly mounting support measuring stick assembly plan view of the present utility model.
Fig. 3 is the main cutaway view of looking of the utility model lower support plate positioning component assembling.
Fig. 4 looks cutaway view for the utility model follower head positioning component master.
Fig. 5 is the utility model follower head positioning component vertical view.
Fig. 6 looks cutaway view for the utility model front end positioning component master.
Fig. 7 is the utility model front end positioning component vertical view.
Fig. 8 is the utility model side positioning support front view.
Fig. 9 is the front view of the utility model side positioning support and alignment pin relation.
Figure 10 looks cutaway view for the left side of the utility model side positioning support and alignment pin relation.
Figure 11 is a upper bearing plate positioning component front view of the present utility model.
Figure 12 is a upper bearing plate governor motion front view of the present utility model.
Figure 13 is a upper bearing plate governor motion vertical view of the present utility model.
Figure 14 looks partial sectional view for the utility model swing arm measuring stick assembly master.
Among Fig. 1～Figure 14, measuring stick assembly (1), front and back termination positioning component (2), upper bearing plate governor motion (3), upper bearing plate positioning component (4), side positioning support (5), lower support plate positioning component (6), follower head positioning component (7), positioning screw assembly (8), interfix assembly (9), otic placode assembly (10), handle (11), top-pressure part (12), end location (13), contact length (14), alignment pin (15), backing plate (16) in the front end, correction distance (17), opposite planar (18), side alignment pin (19), anchor point (20), shaft shoulder location (21), nut (22), interfix (23), upper bearing plate positioning seat (24), the whole seat (25) that moves, spacing (26), rotary screw (27), upper bearing plate positioning seat (28), swing arm body (29).
The specific embodiment
Most preferred embodiment of the present utility model is such: with reference to Fig. 1～Figure 14, the male bend place has upper bearing plate governor motion (3), upper bearing plate positioning component (4), side positioning support (5), lower support plate positioning component (6) supporting to tighten up in the middle of the swing arm body (29), one end bearing of swing arm body (29) band outside diameter of cylinder is in follower head positioning component (7), one end bearing of another side band measuring stick assembly (1) is in front end positioning component (2), formed three-point fix like this, made workpiece that stability be arranged.Upper bearing plate positioning seat (28) is contained in swing arm body (29) front upper place.In the lower support plate positioning component (6), positioning screw assembly (8) is clamped in the swing arm body otic placode assembly (7), and swing arm body (29) outside diameter of cylinder is close to top-pressure part (12) location, and outside diameter of cylinder and bed die form the contact length (14) of correcting deformed usefulness.In follower head positioning component (7), backing plate (16) is close to alignment pin (15) in the front end, but and the correction distance (17) of correcting deformed usefulness is arranged between the base plate mould.In the side positioning support (5), swing arm body (29) side is close to alignment pin (15) and is become 3 points with the termination, front and back, forms three-point fix, determines opposite planar (18).Between side positioning support (5) and alignment pin (15), side alignment pin (19) passes in and out from big installing hole, little locating hole location, in upper support positioning component (4), axially be installed in upper bearing plate positioning seat (24) with shaft shoulder location (21), interfix on the axle (23) both sides have nut (22) to tighten up.In upper bearing plate governor motion (3), whole rotary screw (27) is housed in the middle of moving seat (25), can whole mobile upper bearing plate positioning seat (25) by rotary screw (27), to regulate horizontal size.Measuring stick assembly (1) is installed in swing arm body (29) and is connected with bearing pin with upper bearing plate positioning seat (28) front end, when measurement size not to the time, mobile upper bearing plate positioning seat (28) is proofreaied and correct.
The installation assembling of each assembly is such:
1. lower support plate: pierce into lower support plate positioning component (6) in " positioning screw " respectively and force tight " positioning screw ", support plate assembly backing plate end face is close to " interfix assembly " and (is seen view 1～Fig. 2), " interfix assembly " up big and down small trapezoidal shape makes things convenient for the depanning of swing arm body (29) dress postwelding.
2. follower head location: swing arm follower head positioning component (7) cylinder end face is pasted " axle 1 ", and outside diameter of cylinder is pasted " axle 2 ", i.e. top-pressure part (12), and force tight " bolt assembly ", and correct the distortion of swing arm framework, allow the cylinder end face be close to " axle 1 " (seeing view 3).
3. front end is located: force tight " bolt assembly ", swing arm body (29) front end positioning component (2) backing plate is close to " locating shaft " and (is seen view 4～Fig. 5).
4. the swing arm body side surface is located: put on alignment pin in slave arm side positioning seat (5) macropore, force the tight mould bolt of side in addition, allow swing arm side plate be close to swing arm side plate alignment pin end face, alignment pin (15) and swing arm side positioning seat (5) are orientated the shaft shoulder (seeing view 4 structures) of alignment pin (15) as.
5. upper bearing plate is located: upper bearing plate positioning component (4) string is advanced mandrel, put " distance block " into and force the nut at tight two ends (22), force tight bolt 1 again, allow the locating shaft step surface be close to " location datum level " (seeing view 8).
6. upper bearing plate governor motion: inject the locating shaft in " spacing bar " in the front end axis hole, " backstay " termination in addition contacts with the outer radial line that the upper bearing plate backing plate is crossed the center of circle.As off-size is arranged in the testing process, then regulate " vertically adjusting screw(rod) " as required, (see view 9～Figure 10) in the relative distance deviation ± 1.5mm scope with the upper bearing plate assembly of guaranteeing swing arm body (29).
After utilizing conventional swing arm body dress weldering mould that main frame assembling, the welding (the welding deformation foregone conclusion of main frame) of swing arm body (29) are finished earlier, utilize the upper and lower support plate assembly (4,6) of the secondary dress weldering mould dress weldering swing arm body (29) of swing arm body (29) again, be associated size Control in ± 15mm scope with the upper and lower support plate assembly (4,6) that guarantees swing arm body (29), each hinge center line is unified, and width is unified between upper and lower support plate assembly (4,6).
Described swing arm body (29) lower support plate assembly (6) can accurately be located, and wide mould is used between lower support plate assembly backing plate (6), and positioning module is taper structure, and is up big and down small, makes things convenient for swing arm body (29) depanning; With support plate assembly axis hole spacing, the assembly positioning module is that the screw rod drive is telescopic, conveniently pulls down the positioning module of support plate assembly (6) during with lower support plate assembly convenient for assembly (6) workpiece depanning simultaneously;
Wide mould is used between described swing arm body (29) upper bearing plate assembly backing plate (4), locate to wear a mode simultaneously, wide is benchmark to the location with shaft shoulder location (7), the longitudinal length size belongs to adjustable, with swing arm body (29) front end axis hole is benchmark, upper bearing plate uses the measuring stick spacing in assembling process, and welds mould according to the dress of measurement result adjusting upper bearing plate assembly (4), to guarantee the length dimension of swing arm body (29) upper bearing plate assembly (4) and front end.
The width of described swing arm body (29) serves as the location benchmark with the cover plate of swing arm body (29), and alignment pin (15) belongs to removable, makes things convenient for workpiece turnover mould.
Described swing arm body (29) front end is swing arm width location with the backing plate end face, the bearing of the front end positioning component (2) of swing arm body (29) dress welding mould is a step simultaneously, refills the upper and lower support plate assembly (4,6) of weldering swing arm body (29) behind the welding deformation with convenient correction swing arm body (29) main frame.
Described swing arm body (29), the bearing of the follower head positioning component (7) of swing arm body (29) dress welding mould is a step simultaneously, refills the upper and lower support plate assembly (4,6) of weldering swing arm body behind the welding deformation with convenient correction swing arm body (29) main frame.
Claims (7)
1. an excavator swing arm body secondary dress welds mould, comprise the measuring stick assembly, the front end positioning component, the upper bearing plate governor motion, the upper bearing plate positioning component, the side positioning support, the lower support plate positioning component, the follower head positioning component, it is characterized in that measuring stick assembly (1) is contained in swing arm body (29) the place ahead, swing arm body (29) intermediate support is in upper bearing plate governor motion (3), upper bearing plate positioning component (4), side positioning support (5), lower support plate positioning component (6), one end bearing of swing arm body (29) band outside diameter of cylinder is in follower head positioning component (7), its outside diameter of cylinder presses in top-pressure part (12), the other end measuring stick assembly (1) of swing arm body (29) is bearing in front end positioning component (2), three-point fix limits the axial location of swing arm body (29) in the middle of about formation, there is positioning support (5) swing arm body (29) both sides, and lower support plate positioning component (6) is arranged in the middle of the swing arm body (29).
2. according to the described excavator swing arm body of claim 1 secondary dress weldering mould, it is characterized in that positioning screw assembly (8) and (9) clamping of interfix assembly and supporting otic placode assembly (10) that handle (11) has screw rod.
3. according to the described excavator swing arm body of claim 1 secondary dress weldering mould, it is characterized in that the end outside diameter of cylinder of swing arm body (29) is close to location top-pressure part (12).
4. according to the described excavator swing arm body of claim 1 secondary dress weldering mould, it is characterized in that backing plate is close to alignment pin (15) in swing arm body (29) front end.
5. according to the described excavator swing arm body of claim 1 secondary dress weldering mould, it is characterized in that alignment pin (15) is close in swing arm body (29) side and front end becomes three-point fix, become opposite planar (18).
6. according to the described excavator swing arm body of claim 1 secondary dress weldering mould, it is characterized in that the whole seat (25) that moves has rotary screw (27).
7. according to the described excavator swing arm body of claim 1 secondary dress weldering mould, it is characterized in that upper bearing plate positioning seat (28) is contained in swing arm body (29) front upper place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206289633U CN201889610U (en) | 2010-11-29 | 2010-11-29 | Secondary welding mould of excavator moving arm body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206289633U CN201889610U (en) | 2010-11-29 | 2010-11-29 | Secondary welding mould of excavator moving arm body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201889610U true CN201889610U (en) | 2011-07-06 |
Family
ID=44219086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206289633U Expired - Fee Related CN201889610U (en) | 2010-11-29 | 2010-11-29 | Secondary welding mould of excavator moving arm body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201889610U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102091888A (en) * | 2010-11-29 | 2011-06-15 | 广西玉柴重工有限公司 | Secondary welding mould of excavator boom body |
| CN103273244A (en) * | 2013-05-27 | 2013-09-04 | 陈景华 | Excavator moving arm body locating component |
-
2010
- 2010-11-29 CN CN2010206289633U patent/CN201889610U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102091888A (en) * | 2010-11-29 | 2011-06-15 | 广西玉柴重工有限公司 | Secondary welding mould of excavator boom body |
| CN103273244A (en) * | 2013-05-27 | 2013-09-04 | 陈景华 | Excavator moving arm body locating component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110706 Termination date: 20141129 |
|
| EXPY | Termination of patent right or utility model |