CN110004805A - A kind of screed telescopic device - Google Patents
A kind of screed telescopic device Download PDFInfo
- Publication number
- CN110004805A CN110004805A CN201910402008.3A CN201910402008A CN110004805A CN 110004805 A CN110004805 A CN 110004805A CN 201910402008 A CN201910402008 A CN 201910402008A CN 110004805 A CN110004805 A CN 110004805A
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- China
- Prior art keywords
- telescopic device
- outer panel
- interior plate
- stay tube
- frame
- 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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- 239000000725 suspension Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 10
- 238000012545 processing Methods 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 3
- 230000013011 mating Effects 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 description 9
- 230000006872 improvement Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/48—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ
- E01C19/4866—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ with solely non-vibratory or non-percussive pressing or smoothing means for consolidating or finishing
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The present invention discloses a kind of screed telescopic device, and the telescopic device, as support construction, is installed on the inside and outside side plate of basic framework using main stay tube cooperation guide pipe；The inside and outside side plate of flexible suspending constitutes the main body frame of telescopic device plus forward and backward crossbeam, and main body frame and main stay tube, guide pipe form that space multistory is counter-bending, torsion structure by 3 points of mating connections.The main stay tube of the telescopic device, guide pipe are single steel-tube construction, and the processing is simple, at low cost, and two pipes are installed on basic framework side plate, are not necessarily to additional support construction, simplify frame structure.
Description
Technical field
The present invention relates to a kind of telescopic devices, and in particular to a kind of screed telescopic device belongs to road construction machinery
Field.
Background technique
On the one hand existing spreading machine develops to enlargement, to meet big width, big thickness paves；On the other hand to small-sized
Change development, to meet pavement, the construction requirements such as cycle track, park green land are jogged.Currently, domestic enterprise not yet releases
The small-sized type that paves is stated, domestic market is based on import, and it is expensive, and cost performance is low.The construction quality of small-sized paver
It is required that it is relatively low, it is easier to obtain the approval of user by simplifying structure control cost, fast implements economic benefit.
Existing, freely-moving mangle telescoping mechanism has following several forms:
The first, three-level telescopic extension mechanism as shown in Figure 1, wherein the requirement on machining accuracy of three-level casing 1 is high, and
Surfaces externally and internally will apply nickel coating, complex process, at high cost；
Second, single-stage support tube multi-stage expansion mechanism as shown in Figure 2, although the manufacture of single-stage support tube 2 is relatively simple
Single, only outer circle coating, but the frame local welding (i.e. the position of weld part 3 in figure) of installation shoring, its structure is complicated, increases
Manufacturing cost；
The third, double parallel single-stage support tube mechanism as shown in Figure 3, the structure of double parallel support tube 4 is relatively easy, but
There is a problem of identical as single-stage support tube multi-stage expansion mechanism.
Therefore, structure is complicated, processing difficulties, at high cost for existing screed telescoping mechanism.
Summary of the invention
In view of the above existing problems in the prior art, the present invention provides a kind of screed telescopic devices, solve telescoping tube
And installation suspended structure complexity, processing difficulties, problem at high cost.
To achieve the goals above, a kind of screed telescopic device that the present invention uses, including the right base being arranged symmetrically
Plinth frame and left basic framework, the left and right basic framework include frame interior plate, frame outer panel；It further include being mounted on
Left telescopic device on left basic framework, the right telescopic device being mounted on right basic framework, the left and right telescopic device wrap
Include telescopic oil cylinder, main stay tube, flexible suspending outer panel, rear cross beam, flexible suspending interior plate and guide pipe；
The flexible suspending interior plate is located between the inside and outside side plate of frame, and the main stay tube is slidably mounted in frame
On side plate, flexible suspending interior plate and frame outer panel, the outer end of main stay tube is fixedly connected with flexible suspending outer panel；It is described
Guide pipe and main stay tube are arranged in parallel, and the middle part of guide pipe passes through flexible suspending interior plate, and the both ends of guide pipe are fixed respectively
On the inside and outside side plate of frame；The both ends of the rear cross beam are separately fixed on flexible suspending outer panel and flexible suspending interior plate；
The cylinder barrel of the telescopic oil cylinder is mounted on frame outer panel, and the piston rod head and flexible suspending outer panel of telescopic oil cylinder are solid
Even；
Front beam is additionally provided in the left telescopic device, front beam is fixed on the inside of flexible suspending outer panel and flexible suspending
Between plate.
As an improvement the both ends of the guide pipe pass through ring flange respectively is fixed on frame interior plate, frame outside
On plate.
As an improvement having on the frame outer panel for installing telescopic oil cylinder, main stay tube and guiding
The mounting hole of pipe；The corresponding mounting hole being provided with for installing main stay tube and guide pipe on the frame interior plate.
As an improvement being opened on the flexible suspending interior plate there are two circular hole, a circular hole covers in main stay tube,
Another circular hole covers on guide pipe, and the flexible suspending interior plate is slided by two circular holes along main stay tube and guide pipe.
As an improvement the cylinder barrel of the telescopic oil cylinder is mounted by means of bolts on frame outer panel, stretch oil
The piston rod head of cylinder is by nut check on flexible suspending outer panel.
As an improvement the front beam be bolted on flexible suspending outer panel and flexible suspending interior plate it
Between.
As an improvement the both ends of the rear cross beam are bolted to connection respectively in flexible suspending outer panel and stretch
On contracting suspension interior plate.
As an improvement the main stay tube front-back staggered of the main stay tube of the left telescopic device and right telescopic device is flat
Row arrangement.
Compared with prior art, telescopic device of the invention is using main stay tube cooperation guide pipe as support construction, peace
On inside and outside side plate loaded on basic framework；The inside and outside side plate of flexible suspending constitutes the body frame of telescopic device plus forward and backward crossbeam
Frame, main body frame and main stay tube, guide pipe form that space multistory is counter-bending, torsion structure by 3 points of mating connections.This is stretched
The main stay tube of compression apparatus, guide pipe are single steel-tube construction, and the processing is simple, at low cost, and two pipes are installed on basic framework side
On plate, it is not necessarily to additional support construction, simplifies frame structure.
Detailed description of the invention
Fig. 1 is existing three-level telescopic extension mechanism；
Fig. 2 is existing single-stage support tube multi-stage expansion mechanism；
Fig. 3 is existing double parallel single-stage support tube mechanism；
Fig. 4 is structural schematic diagram one of the invention；
Fig. 5 is structural schematic diagram two of the invention；
In figure: 1, three-level casing, 2, single-stage support tube, 3, weld part, 4, double parallel support tube, 5, right basic framework, 6,
Frame interior plate, 7, left basic framework, 8, frame outer panel, 9, telescopic oil cylinder, 10, main stay tube, 11, flexible suspending outside
Plate, 12, front beam, 13, rear cross beam, 14, ring flange, 15, flexible suspending interior plate, 16, guide pipe.
Specific embodiment
In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention is carried out below further detailed
It describes in detail bright.However, it should be understood that the specific embodiments described herein are merely illustrative of the present invention, it is not limited to this hair
Bright range.
Unless otherwise defined, all technical terms and scientific terms used herein are led with technology of the invention is belonged to
The normally understood meaning of the technical staff in domain is identical, and term as used herein in the specification of the present invention is intended merely to retouch
State the purpose of specific embodiment, it is not intended that in the limitation present invention.
As shown in Figure 4, Figure 5, a kind of screed telescopic device, including the right basic framework 5 being arranged symmetrically and left basis
Frame 7, the left and right basic framework include frame interior plate 6, frame outer panel 8；It further include being mounted on left basic framework 7
On left telescopic device, the right telescopic device that is mounted on right basic framework 5, the left and right telescopic device includes flexible oil
Cylinder 9, main stay tube 10, flexible suspending outer panel 11, rear cross beam 13, flexible suspending interior plate 15 and guide pipe 16；
The flexible suspending interior plate 15 is located between the inside and outside side plate of frame, and the main stay tube 10 is slidably mounted on frame
On frame interior plate 6, flexible suspending interior plate 15 and frame outer panel 8, the outer end of main stay tube 10 and flexible suspending outer panel 11
It is fixedly connected；The guide pipe 16 is arranged in parallel with main stay tube 10, main stay tube 10 in upper, a little higher than material stack height in position,
Guide pipe is placed in the lower part of basic framework under to greatest extent, and the middle part of guide pipe 16 passes through flexible suspending interior plate 15, guiding
The both ends of pipe 16 are separately fixed on the inside and outside side plate of frame；The both ends of the rear cross beam 13 are separately fixed on the outside of flexible suspending
On plate 11 and flexible suspending interior plate 15；The cylinder barrel of the telescopic oil cylinder 9 is mounted on frame outer panel 8, the work of telescopic oil cylinder 9
Stopper rod head and flexible suspending outer panel 11 are connected；Front beam 12 is additionally provided in the left telescopic device, front beam 12 is fixed on
Between flexible suspending outer panel 11 and flexible suspending interior plate 15.
The telescopic device, as support construction, is installed on the medial and lateral of basic framework using main stay tube cooperation guide pipe
On plate；The inside and outside side plate of flexible suspending constitutes the main body frame of telescopic device plus forward and backward crossbeam, main body frame and main stay tube,
Guide pipe forms that space multistory is counter-bending, torsion structure by 3 points of mating connections.
As the preferred of embodiment, the both ends of the guide pipe 16 pass through respectively ring flange 14 be fixed on frame interior plate 6,
On frame outer panel 8, overall structure stability is high.
As the preferred of embodiment, have on the frame outer panel 8 for installing telescopic oil cylinder 9, main stay tube
10 and guide pipe 16 mounting hole；It is corresponding on the frame interior plate 6 to be provided with for installing main stay tube 10 and guide pipe 16
Mounting hole, reasonable in design, it is convenient to install and use, and effectively meets installation requirements.
As the preferred of embodiment, opened on the flexible suspending interior plate 15 there are two circular hole, a circular hole is covered in main branch
On stay tube 10, another circular hole covers on guide pipe 16, and the flexible suspending interior plate 15 is by two circular holes along main stay tube 10
It is slided with guide pipe 16.
As the preferred of embodiment, the cylinder barrel of the telescopic oil cylinder 9 is mounted by means of bolts on frame outer panel 8,
For the piston rod head of telescopic oil cylinder 9 through nut check on flexible suspending outer panel 11, structural soundness is high, and by flexible
Oil cylinder 9 acts on flexible suspending outer panel 11, and main stay tube 10 and flexible suspending interior plate 15 is driven to move.
As the preferred of embodiment, the front beam 12 is bolted on flexible suspending outer panel 11 and flexible suspending
Between interior plate 15；The both ends of the rear cross beam 13 are bolted to connection respectively in flexible suspending outer panel 11 and stretch outstanding
It hangs on interior plate 15, overall structure is firm.
It is wrong before and after the main stay tube of the left telescopic device and the main stay tube of right telescopic device as the preferred of embodiment
Bit parallel arrangement, effectively meets the flexible requirement of screed.
Embodiment 1
A kind of screed telescopic device, it is described left and right including the right basic framework 5 and left basic framework 7 being arranged symmetrically
Basic framework includes frame interior plate 6, frame outer panel 8；Further include the left telescopic device being mounted on left basic framework 7,
The right telescopic device being mounted on right basic framework 5, the left and right telescopic device include telescopic oil cylinder 9, main stay tube 10,
Flexible suspending outer panel 11, rear cross beam 13, flexible suspending interior plate 15 and guide pipe 16；
Implementation is told about with left telescopic device below:
The mounting hole of telescopic oil cylinder 9, main stay tube 10, guide pipe 16, frame interior plate 6 are provided on frame outer panel 8
On be provided with the mounting hole of main stay tube 10, guide pipe 16；Main stay tube 10 is also cross frame outer panel 8 and frame interior plate
Circular hole on 6, and can be slided in hole；Guide pipe 16 is led also cross the circular hole on frame outer panel 8 and frame interior plate 6
Parallel with main stay tube 10 to pipe 16, it is fixed that the both ends of guide pipe 16 pass through ring flange 14；Flexible suspending outer panel 11 and master
The outer end of support tube 10 is fixedly connected；Flexible suspending interior plate 15 stretches between frame outer panel 8 and frame interior plate 6
It hangs interior plate 15 and is equipped with two circular holes, a circular hole covers in main stay tube 10, another circular hole covers on guide pipe 16, stretches
Contracting suspension interior plate 15 can be slided along main stay tube 10 and guide pipe 16；
Front beam 12, rear cross beam 13 are set between flexible suspending outer panel 11 and flexible suspending interior plate 15, and pass through spiral shell
Bolt is fixedly connected；The cylinder barrel of telescopic oil cylinder 9 is mounted by means of bolts on frame outer panel 8, the piston rod head of telescopic oil cylinder 9
Portion is connect by nut with flexible suspending outer panel 11.
When left telescopic device works, power is provided by telescopic oil cylinder 9, the piston rod head of telescopic oil cylinder 9, which acts on, to be stretched
Contracting suspension outer panel 11, drives main stay tube 10 and flexible suspending interior plate 15 to move, and realizes stretching, the contracting of left telescopic device
It returns.
The structure of right telescopic device is similar with the structure of left telescopic device, but does not set front beam 12 in right telescopic device,
And the main stay tube front-back staggered of the main stay tube of left telescopic device and right telescopic device is arranged in parallel.Right telescopic device stretches
Working principle is identical as left telescopic device.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modification, equivalent replacement or improvement etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (8)
1. a kind of screed telescopic device, including the right basic framework (5) and left basic framework (7) being arranged symmetrically, the left side,
Right basic framework includes frame interior plate (6), frame outer panel (8)；
It is characterized in that, further including the left telescopic device being mounted on left basic framework (7), being mounted on right basic framework (5)
Right telescopic device, the left and right telescopic device includes telescopic oil cylinder (9), main stay tube (10), flexible suspending outer panel
(11), rear cross beam (13), flexible suspending interior plate (15) and guide pipe (16)；
The flexible suspending interior plate (15) is located between the inside and outside side plate of frame (6,8), and the main stay tube (10) is slidably installed
On frame interior plate (6), flexible suspending interior plate (15) and frame outer panel (8), the outer end of main stay tube (10) and flexible
Suspension outer panel (11) is fixedly connected；The guide pipe (16) and main stay tube (10) are arranged in parallel, the middle part of guide pipe (16)
Across flexible suspending interior plate (15), the both ends of guide pipe (16) are separately fixed on the inside and outside side plate of frame (6,8)；After described
The both ends of crossbeam (13) are separately fixed on flexible suspending outer panel (11) and flexible suspending interior plate (15)；The telescopic oil cylinder
(9) cylinder barrel is mounted on frame outer panel (8), and the piston rod head of telescopic oil cylinder (9) and flexible suspending outer panel (11) are solid
Even；
It is additionally provided in the left telescopic device front beam (12), front beam (12) is fixed on flexible suspending outer panel (11) and stretches
It hangs between interior plate (15).
2. a kind of screed telescopic device according to claim 1, which is characterized in that the both ends of the guide pipe (16)
Frame interior plate (6) is fixed on, on frame outer panel (8) by ring flange (14) respectively.
3. a kind of screed telescopic device according to claim 1, which is characterized in that on the frame outer panel (8)
Have the mounting hole for installing telescopic oil cylinder (9), main stay tube (10) and guide pipe (16)；
The corresponding mounting hole being provided with for installing main stay tube (10) and guide pipe (16) on the frame interior plate (6).
4. a kind of screed telescopic device according to claim 1 or 3, which is characterized in that on the inside of the flexible suspending
It is opened on plate (15) there are two circular hole, a circular hole covers on main stay tube (10), another circular hole covers on guide pipe (16), institute
It states flexible suspending interior plate (15) and is slided by two circular holes along main stay tube (10) and guide pipe (16).
5. a kind of screed telescopic device according to claim 1, which is characterized in that the cylinder of the telescopic oil cylinder (9)
Cylinder is mounted by means of bolts on frame outer panel (8), and the piston rod head of telescopic oil cylinder (9) is by nut check flexible
It hangs on outer panel (11).
6. a kind of screed telescopic device according to claim 1, which is characterized in that the front beam (12) passes through spiral shell
Bolt is fixed between flexible suspending outer panel (11) and flexible suspending interior plate (15).
7. a kind of screed telescopic device according to claim 1 or 6, which is characterized in that the rear cross beam (13)
Both ends are bolted to connection respectively on flexible suspending outer panel (11) and flexible suspending interior plate (15).
8. a kind of screed telescopic device according to claim 1, which is characterized in that the main branch of the left telescopic device
The main stay tube front-back staggered of stay tube and right telescopic device is arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910402008.3A CN110004805B (en) | 2019-05-15 | 2019-05-15 | Telescoping device for screed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910402008.3A CN110004805B (en) | 2019-05-15 | 2019-05-15 | Telescoping device for screed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110004805A true CN110004805A (en) | 2019-07-12 |
| CN110004805B CN110004805B (en) | 2024-02-27 |
Family
ID=67177125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910402008.3A Active CN110004805B (en) | 2019-05-15 | 2019-05-15 | Telescoping device for screed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110004805B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111962493A (en) * | 2020-08-25 | 2020-11-20 | 泰山学院 | Pipeline is laid and is used bed course compaction device |
| CN112482149A (en) * | 2020-11-19 | 2021-03-12 | 徐工集团工程机械股份有限公司道路机械分公司 | Telescopic screed plate and paver |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10131115A (en) * | 1996-10-30 | 1998-05-19 | Handa Kikai Kk | Screed device in asphalt finisher |
| JP2000120016A (en) * | 1998-10-16 | 2000-04-25 | Handa Kikai Kk | Screed device in paver |
| CN102926313A (en) * | 2012-11-20 | 2013-02-13 | 中联重科股份有限公司 | Screed height-difference adjusting device, paver and screed high-difference adjusting method |
| CN107326780A (en) * | 2017-07-20 | 2017-11-07 | 徐工集团工程机械股份有限公司 | A kind of freely-moving mangle suspension arrangement |
| CN210127384U (en) * | 2019-05-15 | 2020-03-06 | 徐工集团工程机械股份有限公司道路机械分公司 | Telescopic device for ironing board |
-
2019
- 2019-05-15 CN CN201910402008.3A patent/CN110004805B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10131115A (en) * | 1996-10-30 | 1998-05-19 | Handa Kikai Kk | Screed device in asphalt finisher |
| JP2000120016A (en) * | 1998-10-16 | 2000-04-25 | Handa Kikai Kk | Screed device in paver |
| CN102926313A (en) * | 2012-11-20 | 2013-02-13 | 中联重科股份有限公司 | Screed height-difference adjusting device, paver and screed high-difference adjusting method |
| CN107326780A (en) * | 2017-07-20 | 2017-11-07 | 徐工集团工程机械股份有限公司 | A kind of freely-moving mangle suspension arrangement |
| CN210127384U (en) * | 2019-05-15 | 2020-03-06 | 徐工集团工程机械股份有限公司道路机械分公司 | Telescopic device for ironing board |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111962493A (en) * | 2020-08-25 | 2020-11-20 | 泰山学院 | Pipeline is laid and is used bed course compaction device |
| CN111962493B (en) * | 2020-08-25 | 2022-04-01 | 泰山学院 | Pipeline is laid and is used bed course compaction device |
| CN112482149A (en) * | 2020-11-19 | 2021-03-12 | 徐工集团工程机械股份有限公司道路机械分公司 | Telescopic screed plate and paver |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110004805B (en) | 2024-02-27 |
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