CN210885004U - Mechanical suspension arm assembly - Google Patents
Mechanical suspension arm assembly Download PDFInfo
- Publication number
- CN210885004U CN210885004U CN201921568735.9U CN201921568735U CN210885004U CN 210885004 U CN210885004 U CN 210885004U CN 201921568735 U CN201921568735 U CN 201921568735U CN 210885004 U CN210885004 U CN 210885004U
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- assembly
- base assembly
- arm
- oil cylinder
- sliding
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Abstract
The utility model discloses a machinery davit assembly, including base assembly, the base assembly that slides, rotary disk, one-level davit, second grade davit, tertiary davit, the middle part of base assembly has set firmly two sliding shafts along perpendicular to walking direction parallel, and sliding connection has the base assembly that slides on the sliding shaft, and the rotary disk is installed to base assembly top of sliding, and the rotary disk upper surface sets firmly and slides the base assembly on, goes up to slide and has articulated on the base assembly to have the one-level davit, and the upper portion and the second grade davit of one-level davit are articulated, and the upper end of second grade davit is connected with tertiary davit through swing jar and is connected, and tertiary davit. By adopting the mechanical suspension arm, flexible rotation with multiple degrees of freedom and multiple angles in front, back, left and right can be carried out, the lifting action with multiple degrees of freedom in space can be completed, and the use value of the mechanical suspension arm is greatly improved.
Description
Technical Field
The utility model relates to a davit field, concretely relates to machinery davit assembly.
Background
The hoisting equipment has the function of lifting the weight in railway, subway, highway and tunnel construction, and for the hoisting equipment, the working efficiency and the capability of completing tasks are often closely related to the structure of a suspension arm of the hoisting equipment. Some boom devices in the current market have no multi-degree-of-freedom space operation capability in the working process, so that the boom devices cannot meet the use requirements on occasions with complex working conditions.
SUMMERY OF THE UTILITY MODEL
The utility model provides a machinery davit assembly can carry out the nimble rotation of all around multi freedom, multi-angle, and then can accomplish space multi freedom lift by crane the action.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a machinery davit assembly, includes base assembly, the base assembly that slides, rotary disk, one-level davit, second grade davit, tertiary davit, the middle part of base assembly has set firmly two sliding shafts along the direction of travel parallel of perpendicular to, and sliding connection has the base assembly that slides on the sliding shaft, and the rotary disk is installed to the base assembly top that slides, and the rotary disk upper surface sets firmly has the base assembly that slides up, goes up to articulate on the base assembly that slides and has the one-level davit, and the upper end and the second grade davit of one-level davit are articulated, and the upper end of second grade davit is connected with tertiary davit through the swing.
Preferably, the two sides of the base assembly are respectively provided with a supporting leg, the supporting legs can horizontally rotate relative to the base assembly, the front ends of the supporting legs are fixedly connected with supporting leg oil cylinders, and the lower ends of the supporting leg oil cylinders are provided with supporting plates.
Preferably, the supporting leg oil cylinder and the supporting leg are provided with an inclination angle.
Preferably, the copper sleeves are symmetrically arranged on two sides of the sliding base assembly, the copper sleeves are sleeved on the sliding shaft, the sliding base assembly is connected with the base assembly through the sliding oil cylinder, one end of the sliding oil cylinder is hinged with the side wall, perpendicular to the copper sleeves, of one side of the sliding base assembly, and the other end of the sliding oil cylinder is hinged with the inner wall of the base assembly.
Preferably, the center of the lower part of the rotating disc is fixedly connected with an output shaft of a rotary speed reducer, the rotary speed reducer is fixedly arranged on the sliding base assembly, and the rotary speed reducer can drive the rotating disc to rotate 360 degrees above the base assembly.
Preferably, the first-stage suspension arm comprises a main beam assembly and a main support oil cylinder, the second-stage suspension arm comprises a middle arm assembly and a swing arm oil cylinder, and the third-stage suspension arm comprises a rotary arm and an inclined oil cylinder;
the main beam assembly is of an L-shaped structure, the lower end of the main beam assembly is hinged with the upper sliding base assembly, the upper end of the main beam assembly is hinged with the main supporting oil cylinder, the bending part of the main beam assembly is hinged with the lower end of the middle arm assembly, and the other end of the main supporting oil cylinder is hinged with the upper sliding base assembly;
the upper end of the middle arm assembly is connected with the rotary arm through a swing cylinder, two ends of the swing arm oil cylinder are respectively hinged with the middle arm assembly and the main beam assembly, and the swing arm oil cylinder and the main support oil cylinder are respectively arranged on two sides of the main beam assembly;
the upper end of the rotary arm is hinged with a mechanical arm, the side wall of the rotary arm is provided with an inclined oil cylinder, and two ends of the inclined oil cylinder are respectively hinged with the rotary arm and the mechanical arm.
Preferably, the swing cylinder is a spiral swing oil cylinder, a cylinder body of the swing cylinder is fixedly connected with the middle arm assembly through a lower transition plate, and an output shaft of the swing cylinder is fixedly connected with the rotary arm through an upper transition plate.
Preferably, the hydraulic support device further comprises a mechanical arm power station, wherein the mechanical arm power station is fixedly arranged on one side, close to the main support oil cylinder, of the upper sliding base assembly and is used for driving the oil cylinders.
Due to the structure, the beneficial effects of the utility model reside in that:
1. the base assembly is provided with a sliding shaft matched with a copper sleeve on the sliding base assembly for use, the base assembly is connected with the sliding base assembly through a sliding oil cylinder, and the sliding base assembly can be driven to move on the sliding shaft along a direction perpendicular to a walking direction relative to the base assembly through the extension and retraction of a piston rod of the sliding oil cylinder, so that the hoisting range of the mechanical suspension arm is enlarged, the walking operation of the base assembly is reduced, and the working efficiency is further improved;
2. the arrangement of the swing cylinder between the three-stage suspension arm and the two-stage suspension arm enables the three-stage suspension arm to rotate at different angles relative to the two-stage suspension arm, so that a position plane of a manipulator which realizes rotation relative to the three-stage suspension arm and a position plane of a first-stage suspension arm and a second-stage suspension arm which realize rotation relative to the base assembly can be different in the same plane, and the mechanical suspension arm assembly can realize spatial multi-degree-of-freedom and multi-angle lifting action;
3. the multi-stage suspension arms are connected in a hinged mode, and the oil cylinders among the suspension arms are arranged, so that the angle among the suspension arms can be conveniently adjusted, the folding and stretching functions of the suspension arms are realized, the operation of the suspension arms is flexible, and the spatial position of a suspended object is easy to change;
4. the supporting legs can horizontally rotate relative to the base assembly, when the mechanical suspension arm assembly is not used, the supporting legs can be retracted to reduce the occupied space, and the supporting leg oil cylinders arranged at the front ends of the supporting legs can adjust the height and the width of the whole mechanical suspension arm assembly, so that a larger hoisting span is obtained;
5. the mechanical suspension arm is reasonable and novel in structural design, can flexibly rotate in multiple degrees of freedom and multiple angles in all directions, can complete the lifting action in multiple degrees of freedom in space, greatly improves the use value of the mechanical suspension arm, and has great market application prospect.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a side view of FIG. 1;
fig. 4 is a top view of fig. 1.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 4, the present embodiment provides a mechanical boom assembly, which includes a base assembly 1, a sliding base assembly 2, a rotating disk 3, a first-stage boom 4, a second-stage boom 5, and a third-stage boom 6, wherein two sliding shafts 11 are fixedly arranged in parallel along a direction perpendicular to a traveling direction in the middle of the base assembly 1, the sliding shafts 11 are slidably connected with the sliding base assembly 2, the rotating disk 3 is installed above the sliding base assembly 2, an upper sliding base assembly 7 is fixedly arranged on an upper surface of the rotating disk 3, the upper sliding base assembly 7 is hinged with the first-stage boom 4, an upper end of the first-stage boom 4 is hinged with the second-stage boom 5, an upper end of the second-stage boom 5 is connected with the third-stage boom 6 through a swinging cylinder 8.
The two sides of the base assembly 1 are respectively provided with a supporting leg 12, the supporting legs 12 can horizontally rotate relative to the base assembly 1, when the mechanical suspension arm assembly is not used, the supporting legs 12 can horizontally rotate inwards by 90 degrees to retract the supporting legs 12, and therefore occupied space is reduced. The front end fixedly connected with landing leg hydro-cylinder 121 of landing leg 12, the lower extreme of landing leg hydro-cylinder is equipped with backup pad 122, landing leg hydro-cylinder 121 and landing leg 12 are provided with inclination for machinery davit assembly during operation in circular tunnel 123, the base assembly can prop on the tunnel lateral wall. The height and the width of the whole mechanical suspension arm assembly can be adjusted through the supporting leg oil cylinder 121, so that a larger hoisting span is obtained, and meanwhile, the circular tunnel can be better adapted to work.
The bilateral symmetry of base assembly 2 that slides is provided with copper sheathing 22, and copper sheathing 22 cover is established on sliding shaft 11, slides and is connected through sliding cylinder 21 between base assembly 2 and the base assembly 1, and one end of sliding cylinder 21 and the base assembly 2 that slides go up one side lateral wall fixed connection of perpendicular to copper sheathing, and the other end is articulated with base assembly 1 inner wall. The piston rod of the sliding oil cylinder 21 can stretch to drive the sliding base assembly 2 to move on the sliding shaft 11 along the direction perpendicular to the walking direction relative to the base assembly 1, so that the hoisting range of the mechanical suspension arm is enlarged, the walking operation of the base assembly is reduced, and the working efficiency is improved.
The center of the lower part of the rotating disc 3 is fixedly connected with an output shaft of a rotary speed reducer 31, the rotary speed reducer 31 is fixedly arranged on the sliding base assembly 2, and the rotation of the output shaft of the rotary speed reducer can drive the rotating disc 3 to rotate 360 degrees above the base assembly 1.
The first-stage suspension arm 4 comprises a main beam assembly 41 and a main support oil cylinder 42, the second-stage suspension arm 5 comprises a middle arm assembly 51 and a swing arm oil cylinder 52, and the third-stage suspension arm 6 comprises a rotary arm 61 and an inclined oil cylinder 62;
the main beam assembly 41 is of an L-shaped structure, the lower end of the main beam assembly 41 is hinged with the upper sliding base assembly 7, the upper end of the main beam assembly 41 is hinged with the main support oil cylinder 42, the bending part of the main beam assembly 41 is hinged with the lower end of the middle arm assembly 51, and the other end of the main support oil cylinder 42 is hinged with the upper sliding base assembly 7;
the upper end of the middle arm assembly 51 is connected with the rotary arm 61 through the swing cylinder 8, two ends of the swing arm cylinder 52 are respectively hinged with the middle arm assembly 51 and the main beam assembly 41, and the swing arm cylinder 52 and the main support cylinder 42 are respectively arranged on two sides of the main beam assembly 41;
the upper end of the revolving arm 61 is hinged with a manipulator 9, the side wall of the revolving arm 61 is provided with an inclined oil cylinder 62, and two ends of the inclined oil cylinder 62 are respectively hinged with the revolving arm 61 and the manipulator 9.
The swing cylinder 8 adopts a spiral swing oil cylinder, the cylinder body of the swing cylinder 8 is fixedly connected with the middle arm assembly 51 through a lower transition plate 81, and the output shaft of the swing cylinder 8 is fixedly connected with the rotary arm 61 through an upper transition plate 82. The spiral swing oil cylinder is in the prior art, linear motion of the piston is converted into a swing motion mode of the output shaft through an inclined thread meshing mode in the spiral swing oil cylinder, and the longer the linear motion of the piston is, the larger the rotary motion is. The rotation of the output shaft of the swing cylinder 8 can drive the swing arm 61 and the manipulator 9 connected with the swing arm to rotate at different angles relative to the middle arm assembly 51.
The hydraulic support device further comprises a mechanical arm power station 10, wherein the mechanical arm power station 10 is fixedly arranged on one side, close to the main support oil cylinder 42, of the upper sliding base assembly 7 and used for providing power sources for the oil cylinders so as to drive the oil cylinders.
The hinges described in this embodiment may be implemented by the pin assembly 101, and the fixed connection may be implemented by the bolt assembly 102.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a machinery davit assembly which characterized in that: the automatic lifting device comprises a base assembly, a sliding base assembly, a rotating disk, a first-stage lifting arm, a second-stage lifting arm and a third-stage lifting arm, wherein two sliding shafts are fixedly arranged in the middle of the base assembly in parallel along the direction perpendicular to the walking direction, the sliding shafts are connected with the sliding base assembly in a sliding mode, the rotating disk is installed above the sliding base assembly, the upper surface of the rotating disk is fixedly provided with an upper sliding base assembly, the upper sliding base assembly is hinged to the upper sliding base assembly, the upper end of the first-stage lifting arm is hinged to the second-stage lifting arm, the upper end of the second-stage lifting arm is connected.
2. The mechanical boom assembly of claim 1, wherein: the supporting legs are arranged on two sides of the base assembly respectively and can rotate horizontally relative to the base assembly, the supporting leg oil cylinder is fixedly connected to the front ends of the supporting legs, and the supporting plate is arranged at the lower end of the supporting leg oil cylinder.
3. The mechanical boom assembly of claim 2, wherein: the supporting leg oil cylinder and the supporting leg are provided with inclination angles.
4. The mechanical boom assembly of claim 1, wherein: the copper bush is symmetrically arranged on two sides of the sliding base assembly, the copper bush is sleeved on the sliding shaft, the sliding base assembly is connected with the base assembly through the sliding oil cylinder, one end of the sliding oil cylinder is hinged to one side wall, perpendicular to the copper bush, of the sliding base assembly, and the other end of the sliding oil cylinder is hinged to the inner wall of the base assembly.
5. The mechanical boom assembly of claim 1, wherein: the center of the lower part of the rotating disc is fixedly connected with an output shaft of a rotary speed reducer, the rotary speed reducer is fixedly arranged on the sliding base assembly, and the rotary speed reducer can drive the rotating disc to rotate 360 degrees above the base assembly.
6. The mechanical boom assembly of claim 1, wherein: the primary suspension arm comprises a main beam assembly and a main support oil cylinder, the secondary suspension arm comprises a middle arm assembly and a swing arm oil cylinder, and the tertiary suspension arm comprises a rotary arm and an inclined oil cylinder;
the main beam assembly is of an L-shaped structure, the lower end of the main beam assembly is hinged with the upper sliding base assembly, the upper end of the main beam assembly is hinged with the main supporting oil cylinder, the bending part of the main beam assembly is hinged with the lower end of the middle arm assembly, and the other end of the main supporting oil cylinder is hinged with the upper sliding base assembly;
the upper end of the middle arm assembly is connected with the rotary arm through a swing cylinder, two ends of the swing arm oil cylinder are respectively hinged with the middle arm assembly and the main beam assembly, and the swing arm oil cylinder and the main support oil cylinder are respectively arranged on two sides of the main beam assembly;
the upper end of the rotary arm is hinged with a mechanical arm, the side wall of the rotary arm is provided with an inclined oil cylinder, and two ends of the inclined oil cylinder are respectively hinged with the rotary arm and the mechanical arm.
7. The mechanical boom assembly of claim 6, wherein: the swing cylinder adopts a spiral swing oil cylinder, a cylinder body of the swing cylinder is fixedly connected with the middle arm assembly through a lower transition plate, and an output shaft of the swing cylinder is fixedly connected with the rotary arm through an upper transition plate.
8. The mechanical boom assembly of any of claims 2 to 7, wherein: the mechanical arm power station is fixedly arranged on one side, close to the main support oil cylinder, of the upper sliding base assembly and used for driving the oil cylinders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921568735.9U CN210885004U (en) | 2019-09-20 | 2019-09-20 | Mechanical suspension arm assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921568735.9U CN210885004U (en) | 2019-09-20 | 2019-09-20 | Mechanical suspension arm assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210885004U true CN210885004U (en) | 2020-06-30 |
Family
ID=71335972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921568735.9U Expired - Fee Related CN210885004U (en) | 2019-09-20 | 2019-09-20 | Mechanical suspension arm assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210885004U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114750128A (en) * | 2022-06-16 | 2022-07-15 | 中铁工程服务有限公司 | Robot and duct piece assembling system |
-
2019
- 2019-09-20 CN CN201921568735.9U patent/CN210885004U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114750128A (en) * | 2022-06-16 | 2022-07-15 | 中铁工程服务有限公司 | Robot and duct piece assembling system |
| CN114750128B (en) * | 2022-06-16 | 2022-09-09 | 中铁工程服务有限公司 | Robot and duct piece assembling system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 |