CN205971566U - Engineering machine tool travel drive fixed knot of system constructs - Google Patents
Engineering machine tool travel drive fixed knot of system constructs Download PDFInfo
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- CN205971566U CN205971566U CN201620977378.1U CN201620977378U CN205971566U CN 205971566 U CN205971566 U CN 205971566U CN 201620977378 U CN201620977378 U CN 201620977378U CN 205971566 U CN205971566 U CN 205971566U
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- outward flange
- inner flange
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Abstract
The utility model discloses an engineering machine tool travel drive fixed knot of system constructs, include that longeron, welding encircle at vertical beam actuator seat riser, the longeron inner flange ring sum longeron outward flange of longeron tip, the boxing of longeron inner flange ring sum longeron outward flange connects as an organic wholely, indulge beam actuator seat riser, longeron inner flange ring and longeron outward flange ring three through -hole coaxial line, become the drive seat of fixed travel drive system, inside and outside bearing frame correspondence is installed in longeron inner flange ring, vertical beam actuator seat, mountable integral key shaft between the inside and outside bearing frame, the drive wheel mountable is on the spline at integral key shaft middle part, and walking motor reducer fixed mounting is on longeron outward flange ring. The utility model discloses whole actuating system carries out the fixed stay by both sides, and the longeron atress is more steady, has weakened great moment of flexure and moment of torsion because of unilateral support brings for the longeron structure greatly to also strengthened connecting bolt's joint strength, the reliability improves greatly, specially adapted large construction machine.
Description
Technical field
This utility model is related to a kind of fixed structure, specifically a kind of engineering machinery walking drive system fixed structure, belongs to
In technical field of engineering machinery.
Background technology
At present, in engineering machinery, particularly tracked construction equipment, the form of its travel driving system is mainly by hydraulic pressure
Drive running motor, running motor connects the reductor of suitable speed reducing ratio, the outfan of reductor and driving wheel are attached, from
And the pressure of hydraulic oil is converted into the rotary motion of driving wheel, and then drive crawler belt rotation, so that car load is walked.Therefore, drive
The reliability of system fixed structure, is the key factor of impact car load robust motion and reliability.
As shown in figure 1, traditional travel driving system fixed structure is monolateral installation form, driving speed reducer 8 uses bolt
It is fixed in the drive seat 7 of longeron, driving wheel A9 is directly mounted on the outfan of driving speed reducer 8.Opposing side rails, whole row
Walk reductor 8 and be in cantilever installation.The drive seat of fixing reductor bears very big moment of flexure and moment of torsion, thus connecting spiral shell accordingly
Bolt also can be subject to very big bending stress.Which increases the risk of respective bolt Joint failure, whole drive system is fixed
Reliability also decreases.What this showed in large-scale heavy engineering machinery becomes apparent from.
Content of the invention
The problem existing for above-mentioned prior art, this utility model provides a kind of engineering machinery walking drive system to fix
Structure, it can be ensured that longeron stress steadily, can weaken larger moment of flexure and the moment of torsion because monolateral support brings to longitudinal beam structure part, strengthens
The bonding strength of connecting bolt, can improve connection reliability it is adaptable to large-scale engineering machinery.
To achieve these goals, a kind of engineering machinery walking drive system fixed structure that this utility model adopts, bag
Include longeron, the longeron drive seat riser being welded on longeron end side and the longeron inner flange being welded on longeron end opposite side
Ring and longeron outward flange ring, longeron inner flange ring and longeron outward flange ring are welded as a whole；Described longeron drive seat riser, longeron
Inner flange ring and longeron outward flange ring three's through hole coaxial line, become the drive seat of fixing travel driving system；Longeron drive seat
Outer bearing carrier can be installed in riser, in longeron inner flange ring, inner pedestal can be installed；Can install between outer bearing carrier, inner pedestal
Splined shaft；Driving wheel B may be installed on the spline in the middle part of splined shaft, and running motor reductor can be fixedly mounted on longeron outward flange
On ring.
Preferably, one end of described longeron drive seat riser is designed as circular ring structure, is simultaneously machined with circular deep gouge, and
Tapped blind hole is evenly equipped with groove face.
Preferably, described longeron inner flange ring is ring forging, and longeron inner flange ring one side is machined with circular deep gouge, and
Tapped blind hole is evenly equipped with groove face.
Preferably, described longeron outward flange ring is ring forging, and longeron outward flange ring one side is designed with tapped blind hole, and
Radial direction fuel outlet is designed with the arc surface of bottom.
Preferably, described longeron drive seat riser is welded between the top board of longeron and base plate, longeron drive seat riser
Lower section is welded with support floor A.
Preferably, described longeron inner flange ring, be welded with support floor B below longeron outward flange ring.
The whole drive system of this utility model is fixed support by bilateral, compared to traditional monolateral fixing support, indulges
Beam stress is more steady, largely reducing the larger moment of flexure because monolateral support brings to longitudinal beam structure part and moment of torsion, thus also increasing
The strong bonding strength of connecting bolt.Reliability greatly improves, and is particularly well-suited to large-scale engineering machinery.In other words, hoofing part
The bilateral installation of system, makes longeron uniform force, largely reducing its bending moment and moment of torsion, thus decreasing corresponding connection spiral shell
The bending stress of bolt is it is ensured that the bonding strength of bolt.
Brief description
Fig. 1 is the monolateral scheme of installation of traditional travel driving system；
Fig. 2 is the structural representation of the bilateral mounting-fixing base of this utility model；
Fig. 3 is structural representation of the present utility model；
Fig. 4 dismantles for this utility model the structural representation after reductor.
In figure：1st, longeron, 101, support floor A, 102, longeron drive seat riser, 103, longeron inner flange ring, 104, vertical
Beam outward flange ring, 105, support floor B, 2, outer bearing carrier, 3, driving wheel B, 4, running motor reductor, 5, inner pedestal, 6,
Splined shaft, 7, drive seat, 8, driving speed reducer, 9, driving wheel A.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figures 2 to 4, a kind of engineering machinery walking drive system fixed structure, including longeron 1, is welded on longeron 1
The longeron drive seat riser 102 of end side and being welded on outside longeron inner flange ring 103 and the longeron of longeron 1 end opposite side
Flange ring 104, longeron inner flange ring 103 and longeron outward flange ring 104 are welded as a whole；Described longeron drive seat riser 102, vertical
Beam inner flange ring 103 and longeron outward flange ring 104 three's through hole coaxial line, become the drive seat of fixing travel driving system；Vertical
Outer bearing carrier 2 can be installed in beam drive seat riser 102, in longeron inner flange ring 103, inner pedestal 5 can be installed；Outer bearing carrier 2,
Splined shaft 6 can be installed between inner pedestal 5；Driving wheel B3 may be installed on the spline at splined shaft 6 middle part, running motor reductor
4 can be fixedly mounted on longeron outward flange ring 104.Wherein, longeron 1 can be the orthogonal body structure in four sides.Longeron drives
Three through-bore axis of dynamic seat riser 102, longeron inner flange ring 103 and longeron outward flange ring 104 on the same line it is ensured that
Longeron supported on both sides point uniform force.
Preferably, one end of described longeron drive seat riser 102 is designed as circular ring structure, is simultaneously machined with circular deep gouge,
And tapped blind hole is evenly equipped with groove face, for location and installation outer bearing carrier 2.
Preferably, described longeron inner flange ring 103 is ring forging, and longeron inner flange ring 103 one side is machined with circular heavy
Groove, and tapped blind hole is evenly equipped with groove face, for location and installation inner pedestal 5.
Preferably, described longeron outward flange ring 104 is ring forging, and it is blind that longeron outward flange ring 104 one side is designed with screw thread
Hole, and radial direction fuel outlet is designed with the arc surface of bottom.The gear lubricant in travel driving system can conveniently be discharged.
Preferably, described longeron drive seat riser 102 is welded between top board and the base plate of longeron 1, and longeron drive seat is stood
The lower section of plate 102 is welded with support floor A101.The support that the laying of support floor A101 enhances longeron drive seat riser is strong
Degree.
Preferably, described longeron inner flange ring 103, be welded with support floor B105 below longeron outward flange ring 104.
During installation, as shown in Figure 3 and Figure 4, can by splined shaft 6 left and right sides pass through bearing respectively with inner pedestal 5 and outward
Bearing block 2 is connected, and middle part is connected with driving wheel B3 using spline, and a side end is connected with the outfan of running motor reductor 4.
Outer bearing carrier 2 is fixedly connected with longeron drive seat riser 102 by bolt, and inner bearing end cap and bearing block 5 pass through bolt and indulge
Beam inner flange ring 103 is fixedly connected, and running motor reductor 4 is fixedly connected with longeron outward flange ring 104 by bolt.
Hydraulic-driven running motor connects the reductor of suitable speed reducing ratio, and the outfan of reductor passes through splined shaft 6 and drives
Driving wheel B3 is attached, thus the pressure of hydraulic oil is converted into the rotary motion of driving wheel B3, and then drives crawler belt rotation, makes
Car load is walked.This travel driving system fixed structure, stress equalization, reliability is high.
From said structure, the whole drive system of this utility model is fixed support by bilateral, compared to traditional
Monolateral fixing support, longeron stress is more steady, largely reducing the larger moment of flexure brought because of monolateral support to longitudinal beam structure part
And moment of torsion, thus also enhance the bonding strength of connecting bolt.Reliability greatly improves, and is particularly well-suited to large-scale engineering machinery.
Claims (6)
1. a kind of engineering machinery walking drive system fixed structure is it is characterised in that including longeron (1), being welded on longeron (1) end
Longeron drive seat riser (102) of portion side and be welded on longeron inner flange ring (103) of longeron (1) end opposite side and vertical
Beam outward flange ring (104), longeron inner flange ring (103) and longeron outward flange ring (104) are welded as a whole；Described longeron drive seat
Riser (102), longeron inner flange ring (103) and longeron outward flange ring (104) three through hole coaxial line, become fixing hoofing part
The drive seat of system；In longeron drive seat riser (102), outer bearing carrier (2) can be installed, can install in longeron inner flange ring (103)
Inner pedestal (5)；Splined shaft (6) can be installed between outer bearing carrier (2), inner pedestal (5)；Driving wheel B (3) may be installed spline
On spline in the middle part of axle (6), running motor reductor (4) can be fixedly mounted on longeron outward flange ring (104).
2. a kind of engineering machinery walking drive system fixed structure according to claim 1 is it is characterised in that described longeron
One end of drive seat riser (102) is designed as circular ring structure, is simultaneously machined with circular deep gouge, and it is blind to be evenly equipped with screw thread on groove face
Hole.
3. a kind of engineering machinery walking drive system fixed structure according to claim 1 is it is characterised in that described longeron
Inner flange ring (103) is ring forging, and longeron inner flange ring (103) one side is machined with circular deep gouge, and is evenly equipped with groove face
Tapped blind hole.
4. a kind of engineering machinery walking drive system fixed structure according to claim 1 is it is characterised in that described longeron
Outward flange ring (104) is ring forging, and longeron outward flange ring (104) one side is designed with tapped blind hole, and on the arc surface of bottom
It is designed with radial direction fuel outlet.
5. a kind of engineering machinery walking drive system fixed structure according to claim 1 is it is characterised in that described longeron
Drive seat riser (102) is welded between top board and the base plate of longeron (1), and the lower section of longeron drive seat riser (102) is welded with
Support floor A (101).
6. a kind of engineering machinery walking drive system fixed structure according to claim 1 is it is characterised in that described longeron
It is welded with support floor B (105) below inner flange ring (103), longeron outward flange ring (104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620977378.1U CN205971566U (en) | 2016-08-26 | 2016-08-26 | Engineering machine tool travel drive fixed knot of system constructs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620977378.1U CN205971566U (en) | 2016-08-26 | 2016-08-26 | Engineering machine tool travel drive fixed knot of system constructs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205971566U true CN205971566U (en) | 2017-02-22 |
Family
ID=58040454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620977378.1U Active CN205971566U (en) | 2016-08-26 | 2016-08-26 | Engineering machine tool travel drive fixed knot of system constructs |
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| CN (1) | CN205971566U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343113A (en) * | 2018-01-11 | 2018-07-31 | 徐州徐工挖掘机械有限公司 | One kind having compatibility shovel crawler driving device drive seat |
| CN111572658A (en) * | 2020-06-28 | 2020-08-25 | 安徽沪宁智能科技有限公司 | Crawler vehicle chassis for high-speed traveling |
| CN114482182A (en) * | 2022-01-24 | 2022-05-13 | 徐州徐工矿业机械有限公司 | Walking drive mounting structure, chassis driving system and engineering vehicle |
-
2016
- 2016-08-26 CN CN201620977378.1U patent/CN205971566U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343113A (en) * | 2018-01-11 | 2018-07-31 | 徐州徐工挖掘机械有限公司 | One kind having compatibility shovel crawler driving device drive seat |
| CN108343113B (en) * | 2018-01-11 | 2020-09-04 | 徐州徐工挖掘机械有限公司 | Driving seat with compatible crawler excavator driving device |
| CN111572658A (en) * | 2020-06-28 | 2020-08-25 | 安徽沪宁智能科技有限公司 | Crawler vehicle chassis for high-speed traveling |
| CN114482182A (en) * | 2022-01-24 | 2022-05-13 | 徐州徐工矿业机械有限公司 | Walking drive mounting structure, chassis driving system and engineering vehicle |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |