CN111270714A - Novel sliding loader lifting arm - Google Patents
Novel sliding loader lifting arm Download PDFInfo
- Publication number
- CN111270714A CN111270714A CN202010217546.8A CN202010217546A CN111270714A CN 111270714 A CN111270714 A CN 111270714A CN 202010217546 A CN202010217546 A CN 202010217546A CN 111270714 A CN111270714 A CN 111270714A
- Authority
- CN
- China
- Prior art keywords
- arm body
- shaft sleeve
- oil cylinder
- lifting arm
- connecting shaft
- Prior art date
- 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
-
- 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
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- 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
The invention discloses a novel sliding type loader lifting arm, which comprises a lifting arm body consisting of a frame connecting shaft sleeve, an arm body, a side plate, an accessory connecting block, an oil cylinder connecting shaft sleeve, an oil cylinder protection plate and a connecting support, wherein each part of the lifting arm body is formed by welding, the frame connecting shaft sleeve and the oil cylinder connecting shaft sleeve are all made of alloy high-strength steel structures, the frame connecting shaft sleeve, the arm body, the side plate and the accessory connecting block are arranged in two ways, and the arm body is arranged in an L shape; the lifting arm is provided with the accessory connecting block which adopts a conical assembling hole structure, so that the accessory gripping force is increased, the lifting arm cylinder is stressed intensively, the integral stress property is strong, the working strength is effectively increased, the quality is effectively reduced and the arm body strength is ensured by adopting a hollow arm body structure, the working life is prolonged, the working radius is effectively increased and the self size of the lifting arm is reduced, the working applicability is wider, and the lifting arm is connected in a welding mode and the strength is increased.
Description
Technical Field
The invention relates to the technical field of lifting arms of loaders, in particular to a novel sliding type lifting arm of a loader.
Background
The skid steer loader is a wheel type special chassis device which realizes in-situ steering by utilizing the linear velocity difference of wheels at two sides, has the biggest characteristic that the overall dimension of the whole machine is small, can realize in-situ steering, can randomly and quickly replace or articulate various working devices on an operation site, is widely applied to urban infrastructure, roads, construction sites, workshop workshops, warehouse docks, ship splints, garden farms and the like at present, and can be operated in the working ranges of shoveling, stacking, hoisting, excavating, drilling, crushing, grabbing, scarifying and ditching, road cleaning, road surface compacting and the like.
The lifting arm is used as a main structural component of the skid steer loader, directly influences the service life and the operation parameters of the skid steer loader, and is one of the core components of the skid steer loader.
The existing lifting arm has the following disadvantages:
1. the lifting arm has large mass, large oil consumption and weak power;
2. the overall dimension is large.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a novel sliding type loader lifting arm, which solves the problems mentioned in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: a novel sliding type loader lifting arm comprises a lifting arm body consisting of a frame connecting shaft sleeve, an arm body, a side plate, an accessory connecting block, an oil cylinder connecting shaft sleeve, an oil cylinder protecting plate and a connecting support;
the lifting arm body is formed by welding various parts, and the frame connecting shaft sleeve and the oil cylinder connecting shaft sleeve are both made of alloy high-strength steel structures;
the frame connecting shaft sleeve, the arm body, the side plate and the accessory connecting block are arranged in two, and the arm body is arranged in an L shape;
the two arm body right angles are fixedly connected through a connecting bracket;
the side plates are fixed on the outer sides of the arm bodies;
the accessory connecting block is fixed on one end of the arm body close to the connecting support;
the frame connecting shaft sleeve is fixed on one end of the arm body far away from the connecting support;
the oil cylinder connecting sleeve is fixed on the connecting support.
Further, the arm body is of a hollow structure.
Furthermore, the bottom of the hollow structure of the arm body is provided with a water leakage hole.
Furthermore, the position of an accessory for assembling the lifting arm body adopts a conical assembling hole structure.
Furthermore, the oil cylinder protection plate is fixed on the connecting support, and the oil cylinder connecting sleeve is positioned in the oil cylinder protection plate.
Compared with the prior art, the invention has the following beneficial effects: the utensil connecting block adopts toper pilot hole structure in the lift arm dress, increase accessory gripping power, lift arm hydro-cylinder atress is concentrated, whole atress nature is strong, effectively increase working strength, adopt hollow arm body structure, guarantee arm body intensity when effectively reducing quality, increase working life, reduce the self size of lift arm when effectively increasing work radius, work suitability is wider, the lift arm adopts welded mode to connect, increase strength, increase oil pipe fixing bolt, the fixed bolster, promote oil pipe life, hydro-cylinder connecting sleeve adopts high strength wear-resisting steel material, increase life, increase the oil groove, improve the use efficiency, control cylinder increases the guard shield, effectively protect the hydro-cylinder, increase hydro-cylinder life, the hole that leaks is newly increased in hollow structure bottom, prevent inside corrosion.
Drawings
FIG. 1 is an assembled view of the present invention;
fig. 2 is an exploded view of the present invention.
In the figure: the device comprises a frame, a frame connecting shaft sleeve, an arm body, a side plate, an accessory connecting block, an oil cylinder connecting shaft sleeve 5, an oil cylinder protecting plate 6 and a connecting support 7.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a novel sliding type loader lifting arm comprises a lifting arm body consisting of a frame connecting shaft sleeve 1, an arm body 2, a side plate 3, an accessory connecting block 4, an oil cylinder connecting shaft sleeve 5, an oil cylinder protection plate 6 and a connecting support 7, wherein oil cylinders on the lifting arm body are stressed intensively, the integral stress is strong, and the working strength is effectively increased;
the lifting arm body is formed by welding various parts, so that the strength is increased, the frame connecting shaft sleeve 1 and the oil cylinder connecting shaft sleeve 5 are both made of alloy high-strength steel structures, the service life is prolonged, an oil groove is increased, and the use efficiency is improved;
the frame connecting shaft sleeve 1, the arm body 2, the side plate 3 and the accessory connecting block 4 are arranged in two, and the arm body 2 is arranged in an L shape;
the right angles of the two arm bodies 2 are fixedly connected through a connecting bracket 7;
the side plate 3 is fixed on the outer side of the arm body 2;
the accessory connecting block 4 is fixed on one end of the arm body 2 close to the connecting bracket 7;
the frame connecting shaft sleeve 1 is fixed on one end of the arm body 2 far away from the connecting bracket 7;
the oil cylinder connecting sleeve 5 is fixed on the connecting bracket 7.
The arm body 2 is of a hollow structure, so that the quality is effectively reduced, the strength of the arm body is guaranteed, and the service life is prolonged.
The bottom of the hollow structure of the arm body 2 is provided with a water leakage hole to prevent the inside from being rusted.
The accessory position of the lifting arm body assembly adopts a conical assembly hole structure, so that the gripping force of the accessory is increased.
The oil cylinder protection plate 6 is fixed on the connecting support 7, and the oil cylinder connecting sleeve 5 is located in the oil cylinder protection plate 6, so that an oil cylinder is effectively protected, and the service life of the oil cylinder is prolonged.
During operation, the lift arm body is through the reasonable overall arrangement of each part and welded mode, make lift arm body space utilization high, effectively practice thrift whole car size, adapt to more construction environment, reduce whole car quality, accomplish energy-conserving row that falls, frame connecting sleeve 1 and hydro-cylinder connecting sleeve 5 are alloy high strength steel construction, increase life, increase the oil groove, the service efficiency is improved, the hole that leaks prevents inside corrosion, the accessory position of lift arm body assembly adopts toper pilot hole structure, increase accessory gripping power, hydro-cylinder guard plate 6 is fixed on linking bridge 7, and hydro-cylinder adapter sleeve 5 is located hydro-cylinder guard plate 6, effectively protect the hydro-cylinder, increase hydro-cylinder life.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A novel sliding type loader lifting arm comprises a lifting arm body consisting of a frame connecting shaft sleeve (1), an arm body (2), a side plate (3), an accessory connecting block (4), an oil cylinder connecting shaft sleeve (5), an oil cylinder protecting plate (6) and a connecting support (7);
the method is characterized in that: the lifting arm body is formed by welding various parts, and the frame connecting shaft sleeve (1) and the oil cylinder connecting shaft sleeve (5) are both made of alloy high-strength steel structures;
the frame connecting shaft sleeve (1), the arm body (2), the side plate (3) and the accessory connecting block (4) are arranged in two, and the arm body (2) is arranged in an L shape;
the right angles of the two arm bodies (2) are fixedly connected through a connecting bracket (7);
the side plate (3) is fixed on the outer side of the arm body (2);
the accessory connecting block (4) is fixed on one end of the arm body (2) close to the connecting support (7);
the frame connecting shaft sleeve (1) is fixed on one end of the arm body (2) far away from the connecting support (7);
the oil cylinder connecting sleeve (5) is fixed on the connecting bracket (7).
2. A new skid steer loader lift arm in accordance with claim 1, wherein: the arm body (2) is of a hollow structure.
3. A new skid steer loader lift arm in accordance with claim 2, wherein: and the bottom of the hollow structure of the arm body (2) is provided with a water leakage hole.
4. A new skid steer loader lift arm according to claim 3, wherein: the accessory position of the lifting arm body is in a conical assembling hole structure.
5. The new skid steer loader lift arm of claim 4, wherein: the oil cylinder protection plate (6) is fixed on the connecting support (7), and the oil cylinder connecting sleeve (5) is located in the oil cylinder protection plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010217546.8A CN111270714A (en) | 2020-03-25 | 2020-03-25 | Novel sliding loader lifting arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010217546.8A CN111270714A (en) | 2020-03-25 | 2020-03-25 | Novel sliding loader lifting arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111270714A true CN111270714A (en) | 2020-06-12 |
Family
ID=70995993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010217546.8A Withdrawn CN111270714A (en) | 2020-03-25 | 2020-03-25 | Novel sliding loader lifting arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111270714A (en) |
-
2020
- 2020-03-25 CN CN202010217546.8A patent/CN111270714A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200612 |
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| WW01 | Invention patent application withdrawn after publication |