CN102304890B - Hydraulic stepless telescopic mechanism of ironing board of paver - Google Patents
Hydraulic stepless telescopic mechanism of ironing board of paver Download PDFInfo
- Publication number
- CN102304890B CN102304890B CN 201110258397 CN201110258397A CN102304890B CN 102304890 B CN102304890 B CN 102304890B CN 201110258397 CN201110258397 CN 201110258397 CN 201110258397 A CN201110258397 A CN 201110258397A CN 102304890 B CN102304890 B CN 102304890B
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- support bar
- section
- baffle plate
- pars intermedia
- telescopic
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Abstract
The invention discloses a hydraulic stepless telescopic mechanism of an ironing board of a paver, belonging to the field of telescopic mechanisms of ironing boards. The mechanism comprises a first support rod, a second support rod, a third support rod, a fourth support rod, a host section, a telescopic section, a middle part and a hydraulic oil cylinder, wherein the hydraulic oil cylinder is mounted on a right board of the host section; a piston rod of the hydraulic oil cylinder is fixed on a left baffle of the telescopic section; the first support rod and the second support rod are fixedly mounted on the telescopic section and can slide on the middle part; and the third support rod and the fourth support rod are fixedly mounted on the middle part and can slide on the host section. The hydraulic stepless telescopic mechanism disclosed by the invention has the beneficial effects that: the stretching and retracting of the ironing board are realized by use of four support rods and the hydraulic oil cylinder; the mechanism is convenient to operate, has simple structure and good rigidity, does not deform easily or need a pull rod, can conveniently adjust the stretching/retracting length automatically according to the user needs, and can be used for paving the road surfaces of various widths.
Description
Technical field
The present invention relates to a kind of hydraulic stepless telescopic mechanism of ironing board of paver, belong to screed telescoping mechanism field.
Background technology
The screed of sub-base grader, its Main Function are to guarantee that the planeness on road surface in road construction and compactness can reach construction requirement.The screed of existing sub-base grader mostly is the hydraulic pressure extended structure.And the screed of this structure mainly comprises two support bars, hydraulic cylinder and pull bars, during use, after screed is flexible, needs manual draw bar to make screed recover normal condition, troublesome poeration, waste of manpower resource.In addition, this structure generally is applicable to little width type, and when paving large width road surface, the rigidity of screed is obviously not enough, and the planeness on road surface can't be guaranteed.
Summary of the invention
Problem for above-mentioned prior art exists the invention provides a kind of hydraulic stepless telescopic mechanism of ironing board of paver, and a kind of have a better rigidity, not yielding, can adjust easily again the screed hydraulic stepless telescopic mechanism of paving width.
to achieve these goals, the technical solution used in the present invention is: a kind of hydraulic stepless telescopic mechanism of ironing board of paver, comprise the first support bar, the second support bar, the 3rd support bar, the 4th support bar, mainframe section, telescopic section, pars intermedia and hydraulic jack, hydraulic jack is arranged on the right plate place of mainframe section, the piston rod of hydraulic jack is fixed on the right baffle-plate of telescopic section, the first support bar and the second support bar are fixedly mounted on telescopic section after passing successively respectively pilot hole on the left side baffle plate of pars intermedia and the middle baffle plate pilot hole on pars intermedia, and can slide on pars intermedia, the 3rd support bar and the 4th support bar are fixedly mounted on pars intermedia after passing successively respectively the pilot hole on the left plate of mainframe section and being fixed on pilot hole on the baffler of mainframe section, and can slide on mainframe section.
Further, the first support bar is the cylinder bar of wall thickness, hollow tubular, and all is fixed together by guide pin bushing between its pilot hole that passes, and two ends are fixedly connected with right baffle plate with the right baffle-plate of telescopic section by bolt respectively.
Further, the second support bar is the cylinder bar of wall thickness, hollow tubular, and all is fixed together by guide pin bushing between its pilot hole that passes, and two ends are fixedly connected with right baffle plate with the right baffle-plate of telescopic section by bolt respectively.
Further, the 3rd support bar is the cylinder bar of wall thickness, hollow tubular, and all is fixed together by guide pin bushing between its pilot hole that passes, and two ends are fixedly connected with the right side baffle plate with the left side baffle plate of pars intermedia by bolt respectively.
Further, the 4th support bar is the cylinder bar of wall thickness, hollow tubular, and all is fixed together by guide pin bushing between its pilot hole that passes, and two ends are fixedly connected with the right side baffle plate with the left side baffle plate of pars intermedia by bolt respectively.
The invention has the beneficial effects as follows: adopt four support bars and hydraulic jack to realize the flexible of its, and then realize the flexible of screed, easy to operate, simple in structure, rigidity is good, and is not yielding, do not need pull bar, again can be easily flexible according to user's demand Self-adjustment length, the road surface of the various width that can be used for paving.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation after the present invention removes plate;
Fig. 3 is the front elevation drawing after the present invention removes plate.
In figure: 1, the first support bar, the 2, second support bar, the 3, the 3rd support bar, 4, the 4th support bar, 5, mainframe section, 51, left plate, 52, right plate, 53, baffler, 6, telescopic section, 61, right baffle-plate, 61, right baffle plate, 7, pars intermedia, 71, left side baffle plate, 72, right side baffle plate, 73, middle baffle plate, 8, hydraulic jack.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
as Fig. 1, Fig. 2 and shown in Figure 3, the present invention includes the first support bar 1, the second support bar 2, the 3rd support bar 3, the 4th support bar 4, mainframe section 5, telescopic section 6, pars intermedia 7 and hydraulic jack 8, hydraulic jack 8 is arranged on right plate 52 places of mainframe section 5, the piston rod of hydraulic jack 8 is fixed on the right baffle-plate 61 of telescopic section 6, the first support bar 1 and the second support bar 2 are fixedly mounted on telescopic section 6 after passing successively respectively pilot hole on the left side baffle plate 71 of pars intermedia 7 and the pilot hole on the middle baffle plate 73 on pars intermedia 7, and can slide on pars intermedia 7, the 3rd support bar 3 and the 4th support bar 4 are fixedly mounted on pars intermedia 7 after passing successively respectively the pilot hole on the left plate 51 of mainframe section 5 and being fixed on pilot hole on the baffler 53 of mainframe section 5, and can slide on mainframe section 5.Wherein, the first support bar 1 is the cylinder bar of wall thickness, hollow tubular, and all is fixed together by guide pin bushing between its pilot hole that passes, and two ends are fixedly connected with right baffle plate 62 with the right baffle-plate 61 of telescopic section 6 by bolt respectively; The second support bar 2 is cylinder bars of wall thickness, hollow tubular, and all is fixed together by guide pin bushing between its pilot hole that passes, and two ends are fixedly connected with right baffle plate 62 with the right baffle-plate 61 of telescopic section 6 by bolt respectively; The 3rd support bar 3 is cylinder bars of wall thickness, hollow tubular, and all is fixed together by guide pin bushing between its pilot hole that passes, and two ends are fixedly connected with right side baffle plate 72 with the left side baffle plate 71 of pars intermedia 7 by bolt respectively; The 4th support bar 4 is cylinder bars of wall thickness, hollow tubular, and all is fixed together by guide pin bushing between its pilot hole that passes, and two ends are fixedly connected with right side baffle plate 72 with the left side baffle plate 71 of pars intermedia 7 by bolt respectively.
When hydraulic jack 8 work, its piston rod drives pars intermedia 7 and telescopic section 6 left and right under the guiding of the first support bar 1, the second support bar 2, the 3rd support bar 3 and the 4th support bar 4 is flexible.When it did not stretch, the right baffle-plate 61 of telescopic section 6 and the left side baffle plate 71 of pars intermedia 7 all leaned against left plate 51 places of mainframe section 5.
During stretching, extension, pars intermedia 7 first begins to stretch, telescopic section 6 outwards stretches together with the left side baffle plate 71 of pars intermedia 7, when the right side of pars intermedia 7 baffle plate 72 arrives baffler 53 place on mainframe section 5, pars intermedia 7 stops stretching, and telescopic section 6 begins to stretch, until the right baffle plate 62 of telescopic section 6 is when arriving middle baffle plate 73 place on pars intermedias 7, telescopic section 6 stops stretching, the flexible maximum value that reaches.
During contraction, pars intermedia 7 first begins to shrink, telescopic section 6 is inwardly shunk together with pars intermedia 7, when the left side of pars intermedia 7 baffle plate 71 arrived left plate 51 place of mainframe section 5, pars intermedia 7 stopped shrinking, and telescopic section 6 begins to shrink, until the right baffle-plate 61 of telescopic section 6 arrives left side baffle plate 71 places of pars intermedia 7, when being left end side plate 51 place of mainframe section 5, telescopic section 6 stops shrinking, and shrinks and reaches minimum value.The length that the user can shrink according to separately needs adjustment.
Claims (5)
1. hydraulic stepless telescopic mechanism of ironing board of paver, it is characterized in that, comprise the first support bar (1), the second support bar (2), the 3rd support bar (3), the 4th support bar (4), mainframe section (5), telescopic section (6), pars intermedia (7) and hydraulic jack (8), hydraulic jack (8) is arranged on the right plate (52) of mainframe section (5) and locates, the piston rod of hydraulic jack (8) is fixed on the right baffle-plate (61) of telescopic section (6), the first support bar (1) and the second support bar (2) are fixedly mounted on telescopic section (6) after passing successively respectively pilot hole on the left side baffle plate (71) of pars intermedia (7) and middle baffle plate (73) pilot hole on pars intermedia (7), and can be in the upper slip of pars intermedia (7), the 3rd support bar (3) and the 4th support bar (4) are fixedly mounted on pars intermedia (7) after passing successively respectively the pilot hole on the left plate (51) of mainframe section (5) and being fixed on pilot hole on the baffler (53) of mainframe section (5), and can be in the upper slip of mainframe section (5).
2. a kind of hydraulic stepless telescopic mechanism of ironing board of paver described according to claims 1, it is characterized in that, described the first support bar (1) is the cylinder bar of wall thickness, hollow tubular, and all be fixed together by guide pin bushing between its pilot hole that passes, two ends are fixedly connected with right baffle plate (62) with the right baffle-plate (61) of telescopic section (6) by bolt respectively.
3. a kind of hydraulic stepless telescopic mechanism of ironing board of paver described according to claims 1, it is characterized in that, described the second support bar (2) is the cylinder bar of wall thickness, hollow tubular, and all be fixed together by guide pin bushing between its pilot hole that passes, two ends are fixedly connected with right baffle plate (62) with the right baffle-plate (61) of telescopic section (6) by bolt respectively.
4. a kind of hydraulic stepless telescopic mechanism of ironing board of paver described according to claims 1, it is characterized in that, described the 3rd support bar (3) is the cylinder bar of wall thickness, hollow tubular, and all be fixed together by guide pin bushing between its pilot hole that passes, two ends are fixedly connected with right side baffle plate (72) with the left side baffle plate (71) of pars intermedia (7) by bolt respectively.
5. a kind of hydraulic stepless telescopic mechanism of ironing board of paver described according to claims 1, it is characterized in that, described the 4th support bar (4) is the cylinder bar of wall thickness, hollow tubular, and all be fixed together by guide pin bushing between its pilot hole that passes, two ends are fixedly connected with right side baffle plate (72) with the left side baffle plate (71) of pars intermedia (7) by bolt respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110258397 CN102304890B (en) | 2011-09-02 | 2011-09-02 | Hydraulic stepless telescopic mechanism of ironing board of paver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110258397 CN102304890B (en) | 2011-09-02 | 2011-09-02 | Hydraulic stepless telescopic mechanism of ironing board of paver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102304890A CN102304890A (en) | 2012-01-04 |
| CN102304890B true CN102304890B (en) | 2013-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110258397 Expired - Fee Related CN102304890B (en) | 2011-09-02 | 2011-09-02 | Hydraulic stepless telescopic mechanism of ironing board of paver |
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| Country | Link |
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| CN (1) | CN102304890B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993545B (en) * | 2014-04-30 | 2016-05-04 | 陈建军 | Side-hanging type horizontal telescopic support of slip form paver |
| CN104746411B (en) * | 2015-01-26 | 2016-09-21 | 徐州工程学院 | A kind of paver side block flitch lifting device |
| CN105970779B (en) * | 2016-05-31 | 2018-08-07 | 戴纳派克（中国）压实摊铺设备有限公司 | The flexible striker plate of paver screw and freely-moving mangle coordinated control system |
| CN111395119A (en) * | 2020-04-27 | 2020-07-10 | 三一汽车制造有限公司 | Ironing board assembly and paver |
| CN111648211A (en) * | 2020-06-10 | 2020-09-11 | 陕西建设机械股份有限公司 | Telescopic screed plate lengthening support device and construction method |
| CN112482147A (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 |
| CN112482148B (en) * | 2020-11-19 | 2023-02-03 | 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 |
| CN112482149B (en) * | 2020-11-19 | 2022-07-12 | 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 (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2637551Y (en) * | 2003-08-16 | 2004-09-01 | 镇江华晨华通路面机械有限公司 | Road surface spreader hydraulic extension mangle plate |
| CN2926303Y (en) * | 2006-05-30 | 2007-07-25 | 镇江华晨华通路面机械有限公司 | Hydraulic extended ironing board on end of spreader |
| CN201560377U (en) * | 2009-11-20 | 2010-08-25 | 陕西中大机械集团有限责任公司 | Hydraulic telescopic screeding device of paver |
| CN202227242U (en) * | 2011-09-02 | 2012-05-23 | 徐州凯莫尔重工科技有限公司 | Ironing plate hydraulic stepless telescoping mechanism of paver |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2678427B2 (en) * | 1994-02-25 | 1997-11-17 | 新キャタピラー三菱株式会社 | Screed device for paving machine |
| JP3017689B2 (en) * | 1996-10-30 | 2000-03-13 | 範多機械株式会社 | Screed device in asphalt finisher |
| JPH1121810A (en) * | 1997-07-07 | 1999-01-26 | Sumitomo Constr Mach Co Ltd | Speed expansion device of asphalt finisher |
-
2011
- 2011-09-02 CN CN 201110258397 patent/CN102304890B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2637551Y (en) * | 2003-08-16 | 2004-09-01 | 镇江华晨华通路面机械有限公司 | Road surface spreader hydraulic extension mangle plate |
| CN2926303Y (en) * | 2006-05-30 | 2007-07-25 | 镇江华晨华通路面机械有限公司 | Hydraulic extended ironing board on end of spreader |
| CN201560377U (en) * | 2009-11-20 | 2010-08-25 | 陕西中大机械集团有限责任公司 | Hydraulic telescopic screeding device of paver |
| CN202227242U (en) * | 2011-09-02 | 2012-05-23 | 徐州凯莫尔重工科技有限公司 | Ironing plate hydraulic stepless telescoping mechanism of paver |
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| Publication number | Publication date |
|---|---|
| CN102304890A (en) | 2012-01-04 |
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Granted publication date: 20130605 Termination date: 20130902 |