CN104444121A - Cylinder tensioning gear for material rake device of spreading machine - Google Patents
Cylinder tensioning gear for material rake device of spreading machine Download PDFInfo
- Publication number
- CN104444121A CN104444121A CN201410632970.3A CN201410632970A CN104444121A CN 104444121 A CN104444121 A CN 104444121A CN 201410632970 A CN201410632970 A CN 201410632970A CN 104444121 A CN104444121 A CN 104444121A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- cylinders
- claw
- feed bin
- driven shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/44—Belt or chain tensioning arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0802—Actuators for final output members
- F16H2007/0812—Fluid pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0863—Finally actuated members, e.g. constructional details thereof
- F16H2007/0872—Sliding members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0889—Path of movement of the finally actuated member
- F16H2007/0891—Linear path
Abstract
The invention discloses a cylinder tensioning gear for a material rake device of a spreading machine. The cylinder tensioning gear comprises a material bin, a material rake is arranged on the top of the material bin, and the two ends of a driven shaft of the material rake are connected with chains through chain wheels respectively. The cylinder tensioning gear further comprises two cylinders, an air source device, a rotating shaft and two rocker arms. The two cylinders are arranged on the two side walls of the material bin respectively, and one cylinder is a clamping cylinder. The air source device is arranged on the lower portion of the material bin and connected with the two cylinders. The rotating shaft is axially arranged on the top of the material bin and is arranged parallel to the driven shaft of the material rake. The two rocker arms are rigidly connected to the two ends of the rotating shaft respectively, each rocker arm is connected with the first end of a connecting rod, the second ends of the connecting rods are axially connected with the two ends of the driven shaft of the material rake respectively, and the two rocker arms are hinged to piston rods of the two cylinders respectively. According to the cylinder tensioning gear for the material rake device of the spreading machine, the piston rods of the two cylinders move to drive the two rocker arms to swing around the rotating shaft, the material rake is driven to move, the chains are made to be tensioned, the whole tensioning process is completed through the cylinders, and thus convenience, quickness and safety are achieved.
Description
Technical field
The present invention relates to spreading machine field, particularly a kind of cylinder tightening device of harrow for paving device.
Background technology
Wood fiber piled up by the feed bin of current spreading machine, installs a claw device at feed bin top.Its purposes is the fiber on feed bin top of raking, and claw drives primarily of two reel chains, and during work, chain needs tensioning.Current general available screw rod tensioning or by common cylinder tensioning mode, about screw rod tensioning mode, on December 18th, 2007, the applicant application discloses that (Authorization Notice No. is CN100559047C for a kind of claw chain stretching device of harrow for paving device, authorized announcement date is on November 11st, 200), but the screw rod tensioning mode of this claw chain stretching device this can not tension chain at any time, and is inconvenient to operate.And common cylinder tensioning mode exists decompression risk, claw can not normally be run.
Summary of the invention
The object of the invention is to for shortcomings and deficiencies of the prior art, provide a kind of cylinder tightening device of harrow for paving device, the easy to operate and safety of the cylinder tightening device of this harrow for paving device, can solve the problem.
Technical matters solved by the invention can realize by the following technical solutions:
The cylinder tightening device of harrow for paving device, comprises feed bin, and described feed bin top is provided with a claw, and the driven shaft two ends of described claw are connected with chain respectively by sprocket wheel, it is characterized in that, this cylinder tightening device also comprises:
Be separately positioned on two cylinders of described feed bin two side, wherein at least one cylinder is clamping cylinder;
Be arranged on described feed bin bottom and the compressed air source unit be connected with described two cylinders;
Axle is located at described feed bin top and the rotating shaft be arranged in parallel with the driven shaft of described claw;
Be rigidly attached to two pivoted arms at described rotating shaft two ends respectively, pivoted arm described in each is connected with the first end of a connecting rod respectively, second end of each connecting rod is established with the two end axles of the driven shaft of described claw respectively and is connected, and described two pivoted arms are hinged with the piston rod of two cylinders respectively.
In a preferred embodiment of the invention, the driven shaft two ends of described claw respectively axle are located on bearing assembly, and described bearing assembly is connected with the second end of two connecting rods respectively.
In a preferred embodiment of the invention, the first end of two connecting rods is hinged with described pivoted arm respectively.
In a preferred embodiment of the invention, two side, described feed bin top is provided with slide rail, and the slide arrangement of the driven shaft of described claw is on described slide rail.
Owing to have employed technical scheme as above, beneficial effect of the present invention is: drive two pivoted arms to swing around the shaft by the motion of the piston rod of two cylinders, drive claw moves, make chain tension, whole tensioning process is all completed by cylinder, convenient and swift, and at least one cylinder is clamping cylinder, even if due to emergency situations cause compressed air source unit pressure reduce or be zero time, clamping cylinder can automatically lock piston rod, make the chain be connected with claw be in tensioning state all the time, ensure the normal work of claw.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the front view of an embodiment of the present invention.
Fig. 2 is the back view of Fig. 1.
Fig. 3 is the D-D direction view in Fig. 1.
Fig. 4 is the C-C direction view in Fig. 1.
Fig. 5 is the A-A direction view in Fig. 1.
Detailed description of the invention
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, setting forth the present invention further below.
See the cylinder tightening device of the harrow for paving device shown in Fig. 1 and Fig. 2, comprise feed bin 100, feed bin 100 top is provided with a claw 200, and driven shaft 210 two ends of claw 200 are connected with chain 300 respectively by sprocket wheel 201.
Shown in composition graphs 5, be provided with cylinder 400a, 400b in feed bin 100 two side respectively by cylinder saddle 420a, 420b, the cylinder 400a in the present embodiment is clamping cylinder, and cylinder 400b is common cylinder.Cylinder 400a, 400b are connected with the compressed air source unit 401 being arranged on feed bin 100 bottom respectively by tracheae.Piston rod 410a, 410b of cylinder 400a, 400b are hinged with two pivoted arms 600 respectively, and the top of two pivoted arms 600 is rigidly connected with rotating shaft 500 respectively.Shown in composition graphs 4, rotating shaft 500 is located in bearing seat 520 by bearing 510 axle, and bearing seat 520 is fixed on feed bin 100 top, and rotating shaft 500 be arranged in parallel with the driven shaft 210 of claw.Shown in composition graphs 3, the middle part of each pivoted arm 600 is connected with a connecting rod 700 respectively, in order to improve mechanicalness, one end of the connecting rod 700 in the present embodiment is connected with bearing assembly 230 with the other end of pivoted arm 600 articulated linkage 700, and the two end axles of the driven shaft 210 of claw is located in bearing assembly 230.
In order to reduce the bearing force of the driven shaft 700 of two connecting rods, 700 pairs of claws, two side, feed bin 100 top is provided with slide rail 220, the slide arrangement of the driven shaft 210 of claw is on slide rail 220.
Principle of work of the present invention is as follows:
Two pivoted arms 600 are driven 500 to swing around the shaft by the motion of piston rod 410a, 410b of two cylinder 400a, 400b, claw 200 is driven to move, make chain 300 tensioning, whole tensioning process is all completed by cylinder 400a, 400b, convenient and swift, and at least one cylinder is clamping cylinder, even if due to emergency situations cause compressed air source unit 401 pressure reduce or be zero time, clamping cylinder can automatically lock piston rod, make the chain 300 be connected with claw 200 be in tensioning state all the time, ensure the normal work of claw 200.
More than show and describe groundwork of the present invention and principal character and advantage of the present invention.The technical personnel of the industry should be understood; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (4)
1. the cylinder tightening device of harrow for paving device, comprises feed bin, and described feed bin top is provided with a claw, and the driven shaft two ends of described claw are connected with chain respectively by sprocket wheel, it is characterized in that, this cylinder tightening device also comprises:
Be separately positioned on two cylinders of described feed bin two side, wherein at least one cylinder is clamping cylinder;
Be arranged on described feed bin bottom and the compressed air source unit be connected with described two cylinders;
Axle is located at described feed bin top and the rotating shaft be arranged in parallel with the driven shaft of described claw;
Be rigidly attached to two pivoted arms at described rotating shaft two ends respectively, pivoted arm described in each is connected with the first end of a connecting rod respectively, second end of each connecting rod is established with the two end axles of the driven shaft of described claw respectively and is connected, and described two pivoted arms are hinged with the piston rod of two cylinders respectively.
2. the cylinder tightening device of harrow for paving device as claimed in claim 1, is characterized in that, the driven shaft two ends of described claw respectively axle are located on bearing assembly, and described bearing assembly is connected with the second end of two connecting rods respectively.
3. the cylinder tightening device of harrow for paving device as claimed in claim 2, it is characterized in that, the first end of described two connecting rods is hinged with described pivoted arm respectively.
4. the cylinder tightening device of the harrow for paving device as described in claim as arbitrary in claims 1 to 3, is characterized in that, two side, described feed bin top is provided with slide rail, and the slide arrangement of the driven shaft of described claw is on described slide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410632970.3A CN104444121A (en) | 2014-11-11 | 2014-11-11 | Cylinder tensioning gear for material rake device of spreading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410632970.3A CN104444121A (en) | 2014-11-11 | 2014-11-11 | Cylinder tensioning gear for material rake device of spreading machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104444121A true CN104444121A (en) | 2015-03-25 |
Family
ID=52891015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410632970.3A Pending CN104444121A (en) | 2014-11-11 | 2014-11-11 | Cylinder tensioning gear for material rake device of spreading machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104444121A (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1801522A1 (en) * | 1967-10-18 | 1969-07-10 | Clark Equipment Co | Adjustment device |
| JPS55130407A (en) * | 1979-03-28 | 1980-10-09 | Hitachi Koki Co Ltd | Chain conveyor for carrying cylindrical container |
| US4508213A (en) * | 1983-08-01 | 1985-04-02 | Kelley Hugh D | Hydraulic take-up device |
| JP2007508223A (en) * | 2003-10-16 | 2007-04-05 | リンドヴァル、 トミー | Conveyor friction drive device and drive method |
| CN101205964A (en) * | 2007-12-18 | 2008-06-25 | 上海人造板机器厂有限公司 | Tensioning mechanism of harrow for paving |
| CN101205963A (en) * | 2007-12-18 | 2008-06-25 | 上海人造板机器厂有限公司 | Chain-drive mechanism of harrow for paving |
| CN101259633A (en) * | 2007-03-05 | 2008-09-10 | 上海人造板机器厂有限公司 | Medium density fiberboard vacuum mechanical paving machine |
| CN101317035A (en) * | 2005-11-30 | 2008-12-03 | 夏普株式会社 | Backlight device and liquid crystal display device |
| CN201305334Y (en) * | 2008-11-21 | 2009-09-09 | 徐州五洋科技有限公司 | Hydraulic control system of tension device for belt conveyor |
| CN201317035Y (en) * | 2008-11-20 | 2009-09-30 | 上海人造板机器厂有限公司 | Belt tension regulating mechanism of wood-based panel mechanical equipment |
| CN201547796U (en) * | 2009-10-14 | 2010-08-11 | 福建龙净环保股份有限公司 | Hydraulic tension device for conveyer belt and cleaning chain of coal-fired boiler dry-type slag extractor |
| CN202098820U (en) * | 2011-05-10 | 2012-01-04 | 江阴市中科机电制造有限公司 | Automatic deviation-rectifying device for hot press conveyer belt |
| CN102774610A (en) * | 2012-07-13 | 2012-11-14 | 北京天地玛珂电液控制系统有限公司 | Chain tensioning system of scrapping plate conveyor |
| CN202646567U (en) * | 2012-06-06 | 2013-01-02 | 中集车辆（集团）有限公司 | Powder material conveying vehicle and automatic belt pre-tightening device thereof |
| CN203568656U (en) * | 2013-12-02 | 2014-04-30 | 通快电梯（苏州）有限公司 | Chain tensioning device |
| CN204310371U (en) * | 2014-11-11 | 2015-05-06 | 上海人造板机器厂有限公司 | Cylinder stretching device |
-
2014
- 2014-11-11 CN CN201410632970.3A patent/CN104444121A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1801522A1 (en) * | 1967-10-18 | 1969-07-10 | Clark Equipment Co | Adjustment device |
| JPS55130407A (en) * | 1979-03-28 | 1980-10-09 | Hitachi Koki Co Ltd | Chain conveyor for carrying cylindrical container |
| US4508213A (en) * | 1983-08-01 | 1985-04-02 | Kelley Hugh D | Hydraulic take-up device |
| JP2007508223A (en) * | 2003-10-16 | 2007-04-05 | リンドヴァル、 トミー | Conveyor friction drive device and drive method |
| CN101317035A (en) * | 2005-11-30 | 2008-12-03 | 夏普株式会社 | Backlight device and liquid crystal display device |
| CN101259633A (en) * | 2007-03-05 | 2008-09-10 | 上海人造板机器厂有限公司 | Medium density fiberboard vacuum mechanical paving machine |
| CN101205964A (en) * | 2007-12-18 | 2008-06-25 | 上海人造板机器厂有限公司 | Tensioning mechanism of harrow for paving |
| CN101205963A (en) * | 2007-12-18 | 2008-06-25 | 上海人造板机器厂有限公司 | Chain-drive mechanism of harrow for paving |
| CN201317035Y (en) * | 2008-11-20 | 2009-09-30 | 上海人造板机器厂有限公司 | Belt tension regulating mechanism of wood-based panel mechanical equipment |
| CN201305334Y (en) * | 2008-11-21 | 2009-09-09 | 徐州五洋科技有限公司 | Hydraulic control system of tension device for belt conveyor |
| CN201547796U (en) * | 2009-10-14 | 2010-08-11 | 福建龙净环保股份有限公司 | Hydraulic tension device for conveyer belt and cleaning chain of coal-fired boiler dry-type slag extractor |
| CN202098820U (en) * | 2011-05-10 | 2012-01-04 | 江阴市中科机电制造有限公司 | Automatic deviation-rectifying device for hot press conveyer belt |
| CN202646567U (en) * | 2012-06-06 | 2013-01-02 | 中集车辆（集团）有限公司 | Powder material conveying vehicle and automatic belt pre-tightening device thereof |
| CN102774610A (en) * | 2012-07-13 | 2012-11-14 | 北京天地玛珂电液控制系统有限公司 | Chain tensioning system of scrapping plate conveyor |
| CN203568656U (en) * | 2013-12-02 | 2014-04-30 | 通快电梯（苏州）有限公司 | Chain tensioning device |
| CN204310371U (en) * | 2014-11-11 | 2015-05-06 | 上海人造板机器厂有限公司 | Cylinder stretching device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150325 |