CN110344458A - Loading machine link mechanism - Google Patents
Loading machine link mechanism Download PDFInfo
- Publication number
- CN110344458A CN110344458A CN201910638000.7A CN201910638000A CN110344458A CN 110344458 A CN110344458 A CN 110344458A CN 201910638000 A CN201910638000 A CN 201910638000A CN 110344458 A CN110344458 A CN 110344458A
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- China
- Prior art keywords
- point
- link mechanism
- articulated
- vehicle frame
- axis
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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.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 34
- 230000008092 positive effect Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000002596 correlated effect Effects 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/38—Cantilever beams, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms; Dipper-arms, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms; Bucket-arms
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/38—Cantilever beams, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms; Dipper-arms, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms; Bucket-arms
- E02F3/382—Connections to the frame; Supports for booms or arms
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
This patent discloses a kind of loading machine link mechanisms, are symmetrically placed in vehicle frame two sides, including rocker arm, swing arm and pull rod；The rocker arm and vehicle frame are articulated with O point, are articulated with A point with the swing arm；The swing arm and outfit tie point are B point；The pull rod and vehicle frame are articulated with L point, are articulated with K point with the swing arm；It is complete machine working end, end where outfit in front of vehicle frame.The premises in the Y-axis direction, is followed successively by B point, L point, K point, O point, A point from bottom to top；The premises is followed successively by O point, A point, K point, L point, B point in X-axis positive direction.This linkage arrangement is compact, effectively improves discharge height, unloading distance, lifting track is excellent, and the positive effect of pull rod is not fully exerted.
Description
Technical field
A kind of link mechanism the present invention relates to link mechanism, especially loading machine for lifting, belongs to engineering machinery skill
Art field.
Background technique
Loading machine is a kind of with the engineering machinery reprinted with transportation function, and discharge height, unloading distance, digging force are all
The very important technical parameter of loading machine performance is embodied, these parameters all have with equipment hinge joint mutual alignment relation very big
Relationship, different point relationships and dimension scale will lead to the difference of discharge height, unloading distance and digging force.The patent No.
To loading machine in ZL201110131022.8, ZL201420680424.2, ZL201520467789.1, ZL201620562983.2
The point relationship of equipment is described, but more or less have the shortcomings that it is such or such, such as the placement of telescopic oil cylinder
And manufacture is not easy, stability is not high, and discharge height, unloading distance promotion are limited, cannot effectively play the performance etc. of oil cylinder.
Summary of the invention
Goal of the invention: the present invention is intended to provide a kind of structure to overcome above-mentioned disadvantage of the existing technology to propose
It is compact, improve discharge height, unloading apart from while, can effectively play oil cylinder performance, the excellent link mechanism in lifting track.
Technical solution: a kind of loading machine link mechanism is symmetrically placed in vehicle frame two sides, including rocker arm, swing arm and pull rod；It is described
Rocker arm and vehicle frame are articulated with O point, are articulated with A point with the swing arm；The swing arm and outfit tie point are B point；The drawing
Bar and vehicle frame are articulated with L point, are articulated with K point with the swing arm；It is complete machine working end, end where outfit in front of vehicle frame.Enable O
Point is origin, is the positive direction of X-axis in front of O point to vehicle frame, and the vertical direction of O point is Y-axis；The premises in the Y-axis direction, from
B point, L point, K point, O point, A point are followed successively by down；The premises is followed successively by O point, A point, K point, L point, B in X-axis positive direction
Point；Enabling datum length is N, the distance between the distance between O point and A point OA, A point and K point AK, the distance between K point and L point
The distance between KL, A point and B point OA, then 402N≤0A≤702N, 1010N≤AK≤1097N, 1018N≤KL≤1211N,
2565N≤AB≤2814N。
Preference, for convenient for being laid out link mechanism, coordinate of the L point relative to O point, the coordinate Lx in X-direction is
1588≤Lx≤1800, the coordinate Ly in Y direction are -556≤Ly≤- 503.
Preference, for the compactedness of link mechanism layout, the B point of the link mechanism is initial bit in the position of minimum point
It sets, when the link mechanism is in initial position, the vertical range of the K point to AB is to be less than or equal to more than or equal to 488mm
660mm。
Preference, the torque to generate convenient for pull rod is conducive to lifting, described when the link mechanism is in initial position
The angle of KL and X-axis is to be less than or equal to 180 ° more than or equal to 117.46 °.
Preference comprehensively considers the positive effect of discharge height, unloading distance and pull rod, is in just in the link mechanism
When beginning position, 0A=674mm, AK=1049mm, KL=1125mm, AB=2619mm, the L point is relative to the coordinate of O point
(1778, -518), the vertical range of the K point to AB are 619mm, and the angle of the KL and X-axis is 179.76 °.
Preference comprehensively considers the positive effect of discharge height, unloading distance and pull rod, is in just in the link mechanism
When beginning position, 0A=702mm, AK=1026mm, KL=1039mm, AB=2565mm, the L point is relative to the coordinate of O point
(1669, -528), the vertical range of the K point to AB are 660mm, and the angle of the KL and X-axis is 180 °.
Preference, for the use scope for further increasing link mechanism, model of the ratio of the AK and OA 1.46 ~ 2.65
In enclosing；The ratio of KL and OA is in the range of 1.48 ~ 2.93；The ratio of AB and OA is in the range of 3.65 ~ 6.95.
The utility model has the advantages that linkage arrangement of the invention is compact, discharge height, unloading distance are effectively improved, track is lifted
Excellent, the positive effect of pull rod is not fully exerted.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of link mechanism of the present invention；
Fig. 2 is the lifting track schematic diagram of link mechanism of the present invention；
Fig. 3 is the pull rod performance schematic diagram of the embodiment of the present invention；
Fig. 4 is the boom cylinder performance schematic diagram of the embodiment of the present invention；
Fig. 5 is the lifting track schematic diagram of the embodiment of the present invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing and preferred embodiment
The present invention is described in further detail, and preferred embodiments are merely illustrative of the invention, is not intended to be limiting of the invention
Protection scope.
As shown in Figure 1 and Figure 2, a kind of loading machine link mechanism is symmetrically placed in vehicle frame F two sides, including rocker arm 1,2 and of swing arm
Pull rod 3；The rocker arm 1 is articulated with O point with vehicle frame 4, is articulated with A point with the swing arm 2；The swing arm 2 is connect with outfit
Point is B point；The pull rod 3 is articulated with L point with vehicle frame 4, is articulated with K point with the swing arm 2；It is complete machine working end in front of vehicle frame 4,
End where outfit；Boom cylinder and 4 hinge joint of vehicle frame are S point, are Q with 2 hinge joint of swing arm.Enabling O point is origin, O
It is the positive direction of X-axis in front of point to vehicle frame 4, the vertical direction of O point is Y-axis；The premises in the Y-axis direction, from bottom to top according to
Secondary is B point, S point, L point, K point, Q point, O point, A point；The premises is followed successively by O point, S point, A point, K point, Q in X-axis positive direction
Point, L point, B point；Enabling datum length is N, then the distance between B point, L point, K point, O point, A point relationship are as follows: 402N≤0A≤
702N, 1010N≤AK≤1097N, 1018N≤KL≤1211N, 2565N≤AB≤2814N.The L point is relative to O point
Coordinate, the coordinate Lx in X-direction are 1588≤Lx≤1800, and the coordinate Ly in Y direction is -556≤Ly≤- 503.Institute
When stating link mechanism and being in initial position, the vertical range of the K point to AB is to be less than or equal to 660mm more than or equal to 488mm.
When the link mechanism is in initial position, the pull rod 3 along the angle of the direction KL and X-axis positive direction be more than or equal to
117.46 °, it is less than or equal to 180 °.
To improve discharge height, unloading distance, the positive effect of pull rod 3, embodiment one, at the link mechanism are played
When initial position, 0A=674mm, AK=1049mm, KL=1125mm, AB=2619mm, the L point is relative to the coordinate of O point
The vertical range of (1778, -518), the K point to AB is 619mm, and the pull rod 3 is along the direction KL and the angle of X-axis positive direction
179.76°.Embodiment two, when the link mechanism is in initial position, 0A=702mm, AK=1026mm, KL=1039mm, AB
=2565mm, the L point are (1669, -528) relative to the coordinate of O point, and the vertical range of the K point to AB is 660mm, described
Pull rod 3 is 180 ° along the angle of the direction KL and X-axis positive direction.As shown in Fig. 1, Fig. 3, Fig. 4, Fig. 5, the link mechanism mechanical property
All very good with lifting track, the setting of O point position can provide boom cylinder the sufficiently large arm of force, and pull rod 3 is removed in certain altitude
The moment of resistance presented below just provides lifting torque later.What the ordinate of Fig. 3, Fig. 4 indicated is boom cylinder, pull rod E in B point
Force value effect caused by upper.What the NO.1 line in Fig. 3, Fig. 4, Fig. 5 characterized is the correlated performance of embodiment one, NO.4 line characterization
Be embodiment two correlated performance.
Although be described in detail above to the present invention in conjunction with the embodiments, the technical personnel in the technical field's energy
It is enough to understand, without departing from the purpose of the present invention, above-described embodiment can also be changed or be changed, still fall in this
In the protection scope of invention.
Claims (7)
1. a kind of loading machine link mechanism is symmetrically placed in vehicle frame (4) two sides, including rocker arm (1), swing arm (2) and pull rod (3)；Institute
It states rocker arm (1) and vehicle frame (4) and is articulated with O point, be articulated with A point with the swing arm (2)；The swing arm (2) connect with outfit
Point is B point；The pull rod (3) and vehicle frame (4) are articulated with L point, are articulated with K point with the swing arm (2)；It is characterized by: enabling O point
For origin, O point to vehicle frame (4) front is the positive direction of X-axis, and the vertical direction of O point is Y-axis；The premises in the Y-axis direction,
It is followed successively by B point, L point, K point, O point, A point from bottom to top；The premises be followed successively by X-axis positive direction O point, A point, K point, L point,
B point；Enable datum length for N, 402N≤0A≤702N, 1010N≤AK≤1097N, 1018N≤KL≤1211N, 2565N≤
AB≤2814N。
2. loading machine link mechanism according to claim 1, it is characterised in that: coordinate of the L point relative to O point, X-axis
It is 1588≤Lx≤1800 on direction, is -556≤Ly≤- 503 in Y direction.
3. loading machine link mechanism according to claim 2, it is characterised in that: be in initial position in the link mechanism
When, the vertical range of the K point to AB is to be less than or equal to 660mm more than or equal to 488mm.
4. loading machine link mechanism according to claim 3, it is characterised in that: be in initial position in the link mechanism
When, the angle of the KL and X-axis is to be less than or equal to 180 ° more than or equal to 117.46 °.
5. loading machine link mechanism according to claim 4, it is characterised in that: be in initial position in the link mechanism
When, 0A=674mm, AK=1049mm, KL=1125mm, AB=2619mm, the L point relative to O point coordinate be (1778 ,-
518), the vertical range of the K point to AB are 619mm, and the angle of the KL and X-axis is 179.76 °.
6. loading machine link mechanism according to claim 4, it is characterised in that: be in initial position in the link mechanism
When, 0A=702mm, AK=1026mm, KL=1039mm, AB=2565mm, the L point relative to O point coordinate be (1669 ,-
528), the vertical range of the K point to AB are 660mm, and the angle of the KL and X-axis is 180 °.
7. a kind of loading machine link mechanism is symmetrically placed in vehicle frame (4) two sides, including rocker arm (1), swing arm (2) and pull rod (3)；Institute
It states rocker arm (1) and vehicle frame (4) and is articulated with O point, be articulated with A point with the swing arm (2)；The swing arm (2) connect with outfit
Point is B point；The pull rod (3) and vehicle frame (4) are articulated with L point, are articulated with K point with the swing arm (2)；It is characterized by: enabling O point
For origin, O point to vehicle frame (4) front is the positive direction of X-axis, and the vertical direction of O point is Y-axis；The premises in the Y-axis direction,
It is followed successively by B point, L point, K point, O point, A point from bottom to top；The premises be followed successively by X-axis positive direction O point, A point, K point, L point,
B point；The ratio of AK and OA is in the range of 1.46 ~ 2.65；The ratio of KL and OA is in the range of 1.48 ~ 2.93；AB's and OA
Ratio is in the range of 3.65 ~ 6.95.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910638000.7A CN110344458A (en) | 2019-07-16 | 2019-07-16 | Loading machine link mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910638000.7A CN110344458A (en) | 2019-07-16 | 2019-07-16 | Loading machine link mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110344458A true CN110344458A (en) | 2019-10-18 |
Family
ID=68176343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910638000.7A Pending CN110344458A (en) | 2019-07-16 | 2019-07-16 | Loading machine link mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110344458A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2687076Y (en) * | 2004-04-02 | 2005-03-23 | 广西柳工机械股份有限公司 | Sliding loading machine working device |
| CN101956406A (en) * | 2010-08-16 | 2011-01-26 | 江苏柳工机械有限公司 | Skid-steer loader working device |
| CN102605813A (en) * | 2012-03-29 | 2012-07-25 | 厦门厦工机械股份有限公司 | Perpendicular hoisting working device of slippage loader |
| CN210737637U (en) * | 2019-07-16 | 2020-06-12 | 江苏柳工机械有限公司 | Connecting rod mechanism of loader |
-
2019
- 2019-07-16 CN CN201910638000.7A patent/CN110344458A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2687076Y (en) * | 2004-04-02 | 2005-03-23 | 广西柳工机械股份有限公司 | Sliding loading machine working device |
| CN101956406A (en) * | 2010-08-16 | 2011-01-26 | 江苏柳工机械有限公司 | Skid-steer loader working device |
| CN102605813A (en) * | 2012-03-29 | 2012-07-25 | 厦门厦工机械股份有限公司 | Perpendicular hoisting working device of slippage loader |
| CN210737637U (en) * | 2019-07-16 | 2020-06-12 | 江苏柳工机械有限公司 | Connecting rod mechanism of loader |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20201119 Address after: No. 588 Yancheng South Road, Wujin high tech Industrial Development Zone, Changzhou City, Jiangsu Province Applicant after: LIUGONG CHANGZHOU MACHINERY Co.,Ltd. Address before: The town of Nanjing Road 212002 Zhenjiang city of Jiangsu Province, Runzhou District No. 1 Applicant before: Jiangsu Liugong Machinery Co.,Ltd. |
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| TA01 | Transfer of patent application right |