CN220427461U - Telescopic boom assembling device - Google Patents
Telescopic boom assembling device Download PDFInfo
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- CN220427461U CN220427461U CN202322153453.5U CN202322153453U CN220427461U CN 220427461 U CN220427461 U CN 220427461U CN 202322153453 U CN202322153453 U CN 202322153453U CN 220427461 U CN220427461 U CN 220427461U
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- telescopic boom
- centering
- arm support
- boom assembly
- vehicle body
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- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 238000010008 shearing Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 2
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Abstract
The application belongs to the field of telescopic boom assembly, and discloses a telescopic boom assembly device which comprises an RGV trolley; and on the RGV trolley: the centering device comprises two centering mechanisms which are arranged at intervals along the transverse direction, and the two centering mechanisms are matched to adjust the transverse position of the arm support so that the longitudinal central axis of the arm support and the longitudinal central axis of the RGV trolley are on the same plane; and the lifting device is arranged between the two centering mechanisms and used for adjusting the height position of the arm support. According to the telescopic boom assembly device, the boom is automatically centered through the matching action of the centering device and the lifting device, so that the assembly precision is adjusted, and the assembly efficiency and the assembly quality are improved.
Description
Technical Field
The application belongs to the technical field of telescopic boom assembly, and particularly relates to a telescopic boom assembly device.
Background
The telescopic boom is a common component on engineering machinery and comprises a large arm section and a small arm section, and the required working range can be realized through the telescopic of the telescopic boom. The existing telescopic boom assembly device needs to use a travelling crane to hoist the small boom section, and the tail of the small boom section is manually aligned with the head of the large boom section. The small arm section is sleeved in the large arm section by the forward and backward movement of the travelling crane. Therefore, in the sleeving process, the level of the arm joint is guaranteed by continuously adjusting the position of the lifting point through the travelling crane, certain potential safety hazards exist, and the assembly efficiency and the assembly quality are low.
Disclosure of Invention
The purpose of the application provides a telescopic boom assembly device, realizes the automatic centering of boom in the assembly process, improves assembly efficiency and assembly quality.
In order to achieve the above object, the present application provides a telescopic boom assembly device, including an RGV trolley; and on an RGV trolley: the centering device comprises two centering mechanisms which are arranged at intervals along the transverse direction, and the two centering mechanisms are matched to adjust the transverse position of the arm support so that the longitudinal central axis of the arm support and the longitudinal central axis of the RGV trolley are on the same plane; and the lifting device is arranged between the two centering mechanisms and is used for adjusting the height position of the arm support.
In an embodiment of the present application, a lifting device includes: the bearing platform is used for bearing the arm support; and the lifting mechanism is arranged at the bottom of the bearing platform and used for driving the bearing platform to lift.
In the embodiment of the application, the lifting mechanism is a scissor lift structure.
In an embodiment of the present application, the lifting device further comprises a linear power unit mounted on the scissor lift structure.
In the present embodiment, in the scissor lift structure: two scissor arms connected with the bearing platform: one of the shearing fork arms is hinged with the bearing platform, and the other shearing fork arm is in sliding fit with the bearing platform; two scissor arms connected with the vehicle body: one of the scissor arms is hinged with the RGV trolley, and the other scissor arm is in sliding fit with the RGV trolley.
In an embodiment of the present application, the centering mechanism includes: the abutting plate is arranged along the longitudinal central axis of the arm support; the linear driving mechanism is used for driving the abutting plate to linearly move towards or away from the arm support; and the guide assembly comprises a mounting block and a guide rod movably penetrating through the mounting block, one end of the guide rod is vertically connected with the abutting plate, and the extending direction of the guide rod is consistent with the moving direction of the abutting plate.
In this application embodiment, the straight line actuating mechanism includes fixed part and the movable part of movably locating on the fixed part, and fixed part is connected with the installation piece, and the movable part is used for driving the butt board rectilinear motion.
In this embodiment, the number of the centering devices and the number of the lifting devices are at least one.
In this embodiment of the application, RGV dolly includes automobile body and locates the running gear on the automobile body, and lifting means and centering device are all installed on the automobile body.
Through above-mentioned technical scheme, the telescopic boom assembly device that this application embodiment provided has following beneficial effect:
compared with the assembly position of the crane adjusting arm support in the prior art, when the arm support is required to be assembled, the RGV trolley is adopted to carry the arm support to move to the position required to be assembled along the horizontal direction, and then the height position and the transverse position of the arm support are respectively adjusted through the matching action of the centering device and the lifting device, so that the automatic centering of the arm support is realized, the manual participation is reduced, and the assembly efficiency and the assembly quality of the arm support are improved.
Additional features and advantages of the present application will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide an understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:
FIG. 1 is a front view of a telescopic boom assembly according to an embodiment of the present application;
FIG. 2 is a top view of a telescoping boom assembly apparatus according to an embodiment of the present application;
FIG. 3 is a schematic view of a scissor lift structure of a telescopic boom assembly device according to an embodiment of the present application;
fig. 4 is a schematic structural view of a centering mechanism of the telescopic boom assembly device according to an embodiment of the present application.
Description of the reference numerals
| Reference numerals | Name of the name | Reference numerals | Name of the name |
| 100 | RGV trolley | 200 | Walking device |
| 300 | Lifting device | 400 | Centering device |
| 201 | Track travelling wheel | 301 | Lifting mechanism |
| 302 | Bearing platform | 303 | Linear power unit |
| 401 | Abutting plate | 402 | Linear driving mechanism |
| 410 | Guide assembly | 411 | Guide rod |
| 412 | Mounting block | 202 | Motor with a motor housing |
| 206 | Speed reducer | 203 | Primary chain wheel |
| 204 | Two-stage chain wheel | 205 | Three-stage chain wheel |
Detailed Description
Specific embodiments of the present utility model will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the present utility model.
The telescopic boom assembly device according to the present application is described below with reference to the accompanying drawings. The telescopic boom can be arranged on equipment such as overhead working equipment, hoisting equipment and the like, and can be extended or retracted through an oil cylinder and a steel wire rope.
The application discloses a novel telescopic boom assembly device. As shown in fig. 1 and 2, the telescopic boom assembly device includes an RGV trolley 100; and a centering device 400 and a lifting device 300 provided on the RGV trolley 100. The centering device comprises two centering mechanisms which are arranged at intervals along the transverse direction, and the two centering mechanisms are matched to adjust the transverse position of the arm support so that the longitudinal central axis of the arm support and the longitudinal central axis of the RGV trolley 100 are on the same plane; the lifting device 300 is arranged between the two centering mechanisms and is used for adjusting the height position of the arm support.
The RGV cart 100 is a rail guided cart capable of shuttling along a rail.
When the arm support is assembled, the arm support is required to be moved to a preset position to be assembled after being centered with external assembly parts, and compared with the centering mode of manually or driving the crane to realize the arm support in the prior art, the spatial position of the arm support is adjusted through the RGV trolley 100, the centering device 400 and the lifting device 300, so that automatic centering and position adjustment are realized, and the overall assembly efficiency and quality are improved. In the centering process, firstly, the boom is carried on back by the RGV trolley 100 to move to a preset position along the front-back direction, then the boom is driven to rise to a preset height by a lifting device 300 arranged on the RGV trolley 100, and finally, the boom is clamped from the left side and the right side by adopting two centering mechanisms in the centering device 400 so as to finely adjust the transverse position of the boom; and after the spatial position of the arm support is automatically adjusted, further assembling the arm support. The position adjustment process of the whole arm support adopts an automatic mode, no manual or driving participation is needed, and potential safety hazards are reduced. After the assembly is completed, the centering device 400 and the lifting device 300 are restored to the initial state, and the assembled arm support is subjected to unloading.
In one embodiment of the present application, as shown in FIG. 3, a lifting device 300 includes a load-bearing platform 302 and a lifting mechanism 301. The bearing platform 302 is used for bearing the arm support; the lifting mechanism 301 is installed at the bottom of the carrying platform 302 and is used for driving the carrying platform 302 to lift. Specifically, the top end of the lifting mechanism 301 is connected with the bearing platform 302, and the bottom end is installed in the RGV trolley 100; when the carrying platform 302 is lifted, the arm support can be driven to move in the height direction.
In one embodiment, the lifting mechanism 301 may be a scissor lift structure, as shown in fig. 3. The lifting mechanism 301 is configured as a scissor lift structure that can lower the overall height of the lifting device 300 while achieving lifting. More specifically, the lifting mechanism 301 may be a linear telescoping member mechanism, such as a cylinder or ram.
In one embodiment of the present application, as shown in FIG. 3, the lifting device 300 further includes a linear power unit 303 mounted to the scissor lift structure. The linear power unit 303 can drive the scissor fork type lifting structure to realize lifting motion through telescopic motion. More specifically, the lifting device 300 may be provided as a gear scissor lift structure to which power is transferred through gear engagement.
In one embodiment of the present application, as shown in fig. 3, in a scissor lift structure: two scissor arms coupled to load-bearing platform 302: one of the scissor arms is hinged with the bearing platform 302, and the other scissor arm is in sliding fit with the bearing platform 302; two scissor arms connected with the vehicle body: one of the scissor arms is hinged to the RGV trolley 100 and the other scissor arm is in sliding engagement with the RGV trolley 100.
More specifically, a slider extending along a length direction is provided at a bottom of one end of the carrying platform 302, and a top end of one of the scissor arms located at the top is in sliding contact with the slider, so as to be capable of sliding along an extending direction of the slider, and the other scissor arm is hinged with the carrying platform 302; thus, when the linear power unit 303 drives one of the scissor arms to move, the bearing platform 302 can be driven to approach or depart from the vehicle body, and further lifting of the arm support is achieved.
In one embodiment of the present application, as shown in fig. 4 and 2, the centering mechanism includes an abutment plate 401, a linear drive mechanism 402, and a guide assembly 410. The abutment plate 401 is arranged along the longitudinal central axis of the arm support; the linear driving mechanism 402 is used for driving the abutting plate 401 to linearly move towards or away from the arm support; the guide assembly 403 includes a mounting block and a guide rod movably penetrating through the mounting block, wherein one end of the guide rod is vertically connected with the abutting plate 401, and the extending direction of the guide rod is consistent with the moving direction of the abutting plate 401 and is in the left-right direction.
In this embodiment, the guide bar plays a guiding role during the movement of the abutment plate 401, so that the movement direction of the abutment plate 401 is not deviated, thereby ensuring that the abutment plate 401 is always parallel to the longitudinal central axis of the boom during the movement.
In one embodiment of the present application, as shown in fig. 4, the linear driving mechanism 402 includes a fixed portion and a moving portion movably disposed on the fixed portion, where the fixed portion is connected to the mounting block 412, and the moving portion is used to drive the abutment plate 401 to linearly move, so as to implement clamping and releasing of the centering mechanism on the arm frame by moving the moving portion.
Wherein the linear driving mechanism 402 may be configured as a cylinder or an oil cylinder.
As shown in fig. 4, when the linear driving mechanism 402 is an oil cylinder, the fixed portion of the linear driving mechanism 402 is a cylinder tube of the oil cylinder, and the moving portion of the linear driving mechanism 402 is a piston rod of the oil cylinder. The outer periphery wall at the cylinder is equipped with the mounting panel that extends outwards horizontally, and the periphery and the mounting panel of installation piece 412 pass through the fastener to when the piston rod reciprocates, the cylinder takes place the motion relative to the piston rod like this, thereby the cylinder can drive the relative guide bar motion of installation piece 412.
In one embodiment of the present application, as shown in FIG. 2, the number of centering devices 400 and lifting devices 300 is at least one. In other embodiments, the number of centering devices 400 and lifting devices 300 may be increased to increase the control of the boom posture, where the number of centering devices 400 and lifting devices 300 may be two and arranged at intervals, and each centering device 400 and lifting device 300 are arranged in a one-to-one correspondence, so that the boom may be acted on multiple positions at the same time, so that the top surface of the whole boom remains horizontal.
In one embodiment of the present application, as shown in fig. 1 and 2, the RGV trolley 100 includes a vehicle body and a running gear 200 provided on the vehicle body, on which both the lifting device 300 and the centering device 400 are mounted. The traveling device 200 drives the vehicle body to reciprocate along the front-back direction, so that a plurality of arm frames on the assembly line body can be assembled in sequence, and the condition of assembly interruption can not occur.
In one embodiment of the present application, as shown in fig. 1 and 2, the running gear 200 includes a vehicle body power unit for driving the sprocket to rotate, a sprocket for engaging with a fixed chain on the ground, and a rail running wheel 201 mounted at the bottom of the vehicle body and engaged with the RGV rail. The rail road wheels 201 serve to guide and support the RGV trolley 100. More specifically, the sprocket engagement with the ground fixed chain may be replaced with a gear engagement with the ground fixed rack.
The chain wheels comprise a primary chain wheel 203, a secondary chain wheel 204 and a tertiary chain wheel 205 which are coaxially connected, and the primary chain wheel 203 and the secondary chain wheel 204 are synchronously connected through a chain. Further, the vehicle body power unit includes a motor 202 and a speed reducer 206 coaxially connected; when the traveling device 200 needs to generate traveling driving force for the vehicle body, the motor 202 rotates and generates torque to transmit to the speed reducer 206, the speed reducer 206 transmits the torque after adjustment to the primary sprocket 203 to drive the primary sprocket 203 to rotate, then the chain drives the secondary sprocket 204 to rotate, and then the secondary sprocket 204 drives the coaxial tertiary sprocket 205 to rotate, and the tertiary sprocket 205 is meshed with the fixed chain on the ground, so that the RGV trolley 100 obtains traveling power in the front-rear direction.
In the description of the present utility model, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.
Claims (10)
1. The utility model provides a flexible cantilever crane assembly quality which characterized in that includes:
an RGV trolley (100);
the centering device (400) is arranged on the RGV trolley (100) and comprises two centering mechanisms which are arranged at intervals along the transverse direction, and the two centering mechanisms are matched with each other to adjust the transverse position of the arm support so that the longitudinal central axis of the arm support and the longitudinal central axis of the RGV trolley (100) are in the same plane; and
and the lifting device (300) is arranged between the two centering mechanisms and is used for adjusting the height position of the arm support.
2. Telescopic boom assembly device according to claim 1, wherein said lifting device (300) comprises:
a bearing platform (302) for bearing the arm support; and
and the lifting mechanism (301) is arranged at the bottom of the bearing platform (302) and used for driving the bearing platform (302) to lift.
3. Telescopic boom assembly device according to claim 2, characterized in that the lifting mechanism (301) is a scissor lift structure.
4. A telescopic boom assembly according to claim 3, wherein said lifting device (300) further comprises a linear power unit (303) mounted on said scissor lift structure.
5. A telescopic boom assembly according to claim 3, wherein in said scissor lift structure:
two scissor arms connected to the load carrying platform (302): one of the shearing fork arms is hinged with the bearing platform (302), and the other shearing fork arm is in sliding fit with the bearing platform (302);
two scissor arms connected with the vehicle body: one of the scissor arms is hinged with the RGV trolley (100), and the other scissor arm is in sliding fit with the RGV trolley (100).
6. The telescopic boom assembly device according to any one of claims 1 to 5, wherein the centering mechanism comprises:
an abutting plate (401);
a linear driving mechanism (402) for driving the abutting plate (401) to linearly move towards or away from the arm support; and
the guide assembly (410) comprises a mounting block (412) and a guide rod (411) penetrating through the mounting block (412), one end of the guide rod (411) is connected with the abutting plate (401), and the extending direction of the guide rod (411) is consistent with the moving direction of the abutting plate (401).
7. The telescopic boom assembly device according to claim 6, wherein the linear driving mechanism (402) comprises a fixed portion and a moving portion movably arranged on the fixed portion, the fixed portion is connected with the mounting block (412), and the moving portion is used for driving the abutting plate (401) to linearly move.
8. Telescopic boom assembly device according to claim 7, wherein the number of centring devices (400) and lifting devices (300) is at least one.
9. The telescopic boom assembly of claim 1, wherein the RGV trolley (100) comprises a vehicle body and a running gear (200) provided on the vehicle body, the lifting device (300) and the centering device (400) being both mounted on the vehicle body.
10. The telescopic boom assembly device according to claim 9, wherein the travelling device (200) comprises a vehicle body power unit, a sprocket wheel and a track travelling wheel (201), the vehicle body power unit is used for driving the sprocket wheel to rotate, the sprocket wheel is used for being meshed with a fixed chain on the ground, and the track travelling wheel (201) is mounted at the bottom of the vehicle body and is matched with an RGV track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322153453.5U CN220427461U (en) | 2023-08-10 | 2023-08-10 | Telescopic boom assembling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322153453.5U CN220427461U (en) | 2023-08-10 | 2023-08-10 | Telescopic boom assembling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220427461U true CN220427461U (en) | 2024-02-02 |
Family
ID=89687702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322153453.5U Active CN220427461U (en) | 2023-08-10 | 2023-08-10 | Telescopic boom assembling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220427461U (en) |
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2023
- 2023-08-10 CN CN202322153453.5U patent/CN220427461U/en active Active
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