CN202934295U - Integral welding device of hydraulic excavator bucket rod - Google Patents
Integral welding device of hydraulic excavator bucket rod Download PDFInfo
- Publication number
- CN202934295U CN202934295U CN 201220610388 CN201220610388U CN202934295U CN 202934295 U CN202934295 U CN 202934295U CN 201220610388 CN201220610388 CN 201220610388 CN 201220610388 U CN201220610388 U CN 201220610388U CN 202934295 U CN202934295 U CN 202934295U
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- China
- Prior art keywords
- plate
- location
- mounting assembly
- dipper
- hydraulic excavator
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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.)
- Expired - Fee Related
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Abstract
The utility model relates to an integral welding device of a hydraulic excavator bucket rod. The integral welding device is sequentially provided with a bucket rod front support assembly splicing device, a bucket rod front support assembly mould milling device and a lateral plate assembly positioning device. According to the integral welding device disclosed by the utility model, a lateral plate positioning plate is additionally arranged on the bucket rod front support assembly splicing device so as to guarantee that left and right side plates are not misaligned; the bucket rod front support assembly mould milling device is completed, inner hole positioning is reduced and left end faces of a front support and a middle support are used for positioning; and the lateral plate assembly positioning device is changed, the working efficiency of integrally welding and assembling the mould is improved, the stability of the welding and assembling quality is guaranteed and the production cost is reduced.
Description
Technical field
The utility model relates to a kind of machining apparatus, particularly the whole welding device of a kind of hydraulic excavator bucket.
Background technology
At present, the positioning datum of dipper integral welding mould and the welding positioning datum of parts are inconsistent, and the size cumulative errors cause the operating efficiency of fluid die integral welding to reduce, and affect the quality of integral welding, affect the efficient of next process robot welding; During the front mounting assembly assembly unit of dipper parts, the location, left side of former bearing, middle bearing, but left side plate may misplace, during integral welding, under the effect of hold down gag, front mounting assembly tilts, front bearing and middle bearing endoporus tilt, and cause left end to locate, and right-hand member can't clamp; When front mounting assembly mills the processing end face, the Internal hole positioning of bearing before the end face of former bearing, middle bearing and this end face; There is no the expliciting the position benchmark, cause the size cumulative errors, when the fluid die integral welding, the left side of front bearing, middle bearing is not at same plane, do not meet technological requirement, front mounting assembly side plate is inconsistent to upper cover plate left and right distance, affects the outward appearance of side plate and cover plate angle welding quality and excavator; During the left side plate parts assembling, left plate locate mode: with non-circular arc side seven point locations of side plate, right plate locate mode: with circular arc side seven point locations of side plate, during with the fluid die integral welding, positioning datum is inconsistent, cause the butt-joint clearance of front mounting assembly and left side plate assembly to vary, and the up and down is inhomogeneous.
The utility model content
The purpose of this utility model is to overcome the defective that prior art exists, and a kind of operating efficiency that improves the integral welding mould is provided, and guarantees the stability of welding equipment quality, the whole welding device of the hydraulic excavator bucket that reduces production costs.
The technical scheme that realizes the utility model purpose is: the whole welding device of a kind of hydraulic excavator bucket, have successively mounting assembly assembly unit device before dipper, dipper before mounting assembly mill die device and lateral plate component positioner; Before described dipper, mounting assembly assembly unit device has base, hole locating shaft, support column and side location-plate; Before the locating shaft correspondence of described hole, the interior hole site of mounting assembly is fixed on base; Before described support column in mounting assembly the line between the two bearing endoporus centers of circle be that the symmetry axis symmetry is fixed on base; The side plate position of mounting assembly is fixed on base before described side location-plate correspondence; The front mounting assembly of described dipper mills die device and has pedestal, supporting station, location-plate and adjusting locating dowel; Before described supporting station correspondence, bearing and middle bearing are fixedly installed on pedestal; Described location-plate is fixed on pedestal side by side, and the two ends of location-plate have chute; Described adjusting locating dowel all is arranged in chute, regulates on locating dowel to have locking nut; Described lateral plate component positioner has alignment pin and circular arc location-plate; The side plate edge setting of described alignment pin respective side board component; The corresponding rear support of described circular arc location-plate position arranges.
The described side location-plate of technique scheme is L-shaped.
The described side location-plate of technique scheme is fixedly installed on base by securing member.
The described chute of technique scheme is " U " shape.
After adopting technique scheme, the utlity model has following positive effect:
(1) before dipper of the present utility model, mounting assembly assembly unit device increases the side location-plate, guarantees not misalignment of left side plate; Before improving dipper, mounting assembly mills die device, removes Internal hole positioning, former bearing and location, middle bearing left side; Change lateral plate component positioner, the operating efficiency of raising integral welding mould, the stability of assurance welding equipment quality reduces production costs.
(2) side location-plate of the present utility model is L-shaped; Being convenient to the side location-plate is fixed on base.
Description of drawings
Content of the present utility model is easier to be expressly understood in order to make, and the below is described in further detail the utility model, wherein according to specific embodiment also by reference to the accompanying drawings
Fig. 1 is dipper overall structure schematic diagram of the present utility model;
Fig. 2 is the structural representation of mounting assembly assembly unit device before dipper of the present utility model;
Fig. 3 is the top view of Fig. 2;
Fig. 4 is the perspective view of mounting assembly assembly unit device before dipper of the present utility model;
Fig. 5 is the structural representation that before dipper of the present utility model, mounting assembly mills die device;
Fig. 6 is the top view of Fig. 5;
Fig. 7 is the structural representation of lateral plate component positioner of the present utility model;
Mounting assembly assembly unit device before 1. dippers in figure, 11. bases, 12. hole locating shafts, 13. support columns, 14. the side location-plate, 2. before dipper, mounting assembly mills die device, 21. pedestals, 22. supporting station, 23. location-plates, 231. chutes, 24. the adjusting locating dowel, 3. lateral plate component positioner, 31. alignment pins, 32. the circular arc location-plate, 4. front mounting assembly, 41. front bearings, 42. middle bearing, 5. lateral plate component, 51. rear supports.
The specific embodiment
(embodiment 1)
See Fig. 1 to Fig. 7, before the utility model has the front mounting assembly assembly unit device 1 of dipper, dipper successively, mounting assembly mills die device 2 and lateral plate component positioner 3; Before dipper, mounting assembly assembly unit device 1 has base 11, hole locating shaft 12, support column 13 and side location-plate 14; Before hole locating shaft 12 is corresponding, the interior hole site of mounting assembly 4 is fixed on base 11; Line before support column 13 between the endoporus center of circle of bearing 41 and middle bearing 42 is that the symmetry axis symmetry is fixed on base 11; Side location-plate 14 is L-shaped, side location-plate 14 by securing member and corresponding before the side plate position of mounting assembly 4 be fixed on base 11; The front mounting assembly of dipper mills die device 2 to have pedestal 21, supporting station 22, location-plate 23 and regulates locating dowel 24; Before supporting station 22 is corresponding, bearing 41 and middle bearing 42 are fixedly installed on pedestal 21; Location-plate 23 is fixed on pedestal 21 side by side, and the two ends of location-plate 23 have " U " shape chute 231; Regulate locating dowel 24 and all be arranged in chute 231, have locking nut on adjusting locating dowel 24; Lateral plate component positioner 3 has alignment pin 31 and circular arc location-plate 32; The side plate edge setting of alignment pin 31 respective side board components 5; The corresponding rear support of circular arc location-plate 32 51 positions arrange.
Operation principle of the present utility model is: dipper integral welding mould locate mode is: left side and the Internal hole positioning of front bearing 41, middle bearing 42, rear support 51 and otic placode, and the right side endoporus clamps, and the lower surface of front mounting assembly 4 and dipper upper cover plate are fitted.Increase by two side location-plates 14 before dipper on mounting assembly assembly unit device 1, guarantee the left side plate staggered edge free, realize in the integral installation timing, mounting assembly 4 left side plates and upper cover plate gapless before guaranteeing, under hold down gag pressure, each end face inner bore does not tilt.Before dipper, mounting assembly mills the locating shaft that removes front bearing 41 endoporus on die device 2, cancel Internal hole positioning, bearing 41 was located with the left side of middle bearing 42 in the past, mill and process the right side, be again benchmark take the right side, mill and process left side, cumulative errors reduced in size, before guaranteeing, left side and the fluid die positioner gapless of bearing 41 and middle bearing 42, satisfy technological requirement.Lateral plate component positioner 3 change locate modes all with circular arc location-plate 32 location, namely guarantee overall length, guarantee again when whole welding before the butt-joint clearance of mounting assembly 41 and left side plate assembly 5 at 4-8mm, and even up and down.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the above is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (4)
1. the whole welding device of a hydraulic excavator bucket, have successively mounting assembly assembly unit device (1) before dipper, dipper before mounting assembly mill die device (2) and lateral plate component positioner (3); It is characterized in that: before described dipper, mounting assembly assembly unit device (1) has base (11), hole locating shaft (12), support column (13) and side location-plate (14); Before described hole locating shaft (12) is corresponding, the interior hole site of mounting assembly (4) is fixed on base (11); Line before described support column (13) between the endoporus center of circle of bearing (41) and middle bearing (42) is that the symmetry axis symmetry is fixed on base (11); Before described side location-plate (14) is corresponding, the side plate position of mounting assembly (4) is fixed on base (11); The front mounting assembly of described dipper mills die device (2) to have pedestal (21), supporting station (22), location-plate (23) and regulates locating dowel (24); Before described supporting station (22) is corresponding, bearing (41) and middle bearing (42) are fixedly installed on pedestal (21); Described location-plate (23) is fixed on pedestal (21) side by side, and the two ends of location-plate (23) have chute (231); Described adjusting locating dowel (24) all is arranged in chute (231), regulates on locating dowel (24) to have locking nut; Described lateral plate component positioner (3) has alignment pin (31) and circular arc location-plate (32); The side plate edge setting of described alignment pin (31) respective side board component (5); The corresponding rear support of described circular arc location-plate (32) (51) position arranges.
2. the whole welding device of a kind of hydraulic excavator bucket according to claim 1, it is characterized in that: described side location-plate (14) is L-shaped.
3. the whole welding device of a kind of hydraulic excavator bucket according to claim 2, it is characterized in that: described side location-plate (14) is fixedly installed on base (11) by securing member.
4. the whole welding device of a kind of hydraulic excavator bucket according to claim 3, it is characterized in that: described chute (231) is " U " shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220610388 CN202934295U (en) | 2012-11-16 | 2012-11-16 | Integral welding device of hydraulic excavator bucket rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220610388 CN202934295U (en) | 2012-11-16 | 2012-11-16 | Integral welding device of hydraulic excavator bucket rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202934295U true CN202934295U (en) | 2013-05-15 |
Family
ID=48318554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220610388 Expired - Fee Related CN202934295U (en) | 2012-11-16 | 2012-11-16 | Integral welding device of hydraulic excavator bucket rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202934295U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112917080A (en) * | 2021-01-22 | 2021-06-08 | 福建晋工机械有限公司 | Positioning device and positioning method for excavator bucket rod |
-
2012
- 2012-11-16 CN CN 201220610388 patent/CN202934295U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112917080A (en) * | 2021-01-22 | 2021-06-08 | 福建晋工机械有限公司 | Positioning device and positioning method for excavator bucket rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130515 Termination date: 20131116 |