CN103863960A - Rotation angle adjustable mechanism for electric cantilever crane - Google Patents
Rotation angle adjustable mechanism for electric cantilever crane Download PDFInfo
- Publication number
- CN103863960A CN103863960A CN201410082251.9A CN201410082251A CN103863960A CN 103863960 A CN103863960 A CN 103863960A CN 201410082251 A CN201410082251 A CN 201410082251A CN 103863960 A CN103863960 A CN 103863960A
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- cantilever crane
- waist
- adjustable plate
- anglec
- pressure
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Abstract
The invention relates to a rotation angle adjustable mechanism for an electric cantilever crane. The mechanism comprises a limiter, two travel switches, a supporting seat and a pair of adjustable pressing plates, wherein the supporting seat is fixed on the end surface of a cantilever crane main shaft; the limiter is fixed on the supporting seat; the adjustable pressing plates are symmetrically arranged on a plane of a rotary cylinder; the two travel switches are respectively arranged on the adjustable pressing plates; four waist-shaped holes are formed in the adjustable pressing plates; two of the four waist-shaped holes are used for adjusting and limiting the travel switches, and the other two waist-shaped holes are used for adjusting angles of the travel switches. According to the rotation angle adjustable mechanism for the electric cantilever crane, the cleanness of a device is ensured, the daily maintenance is reduced, the angle adjustability of different occasions can be met, and the aim of accurate positioning is achieved.
Description
Technical field
The present invention relates to mechanical equipment field, relate in particular to a kind of electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism.
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Background technology
Current cantilever crane angle rotating device both domestic and external all adopts conventionally installs two travel switches outside column, positions to control the anglec of rotation by the limiting device on pivot arm.But the method for existing this angle rotation, have some shortcomings, one, if existing angle rotating device design and installation position goes wrong, on location, the anglec of rotation is less than normal or the anglec of rotation is bigger than normal, so just brought workpiece install or the position of stacking part not in place; They are two years old, in existing cantilever crane, limiting device and travel switch are installed in the outside of column and pivot arm, are easy to like this cause on angle rotating device, fall to having dust or be subject to external impact, can not work thereby cause angle rotating device to damage or lost efficacy; Its three, in the time that working space occurs to change, the angle rotation of cantilever crane can not meet the demands; Its four, due to rotation defined angle, need mounting base registration device, and easily there is deviation in the position that travel switch is installed, the pinpoint object of out of reach.
Summary of the invention
The invention reside in a kind of electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism is provided, guaranteed the clean of device, reduced daily maintenance and maintenance, and can meet the angle adjustability of different occasions and reach pinpoint object.
For reaching above-mentioned purpose, the invention provides a kind of electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism, comprise limiting device and travel switch, also comprise a bearing and a pair of pressure-adjustable plate, described bearing is fixed on cantilever crane main shaft end face, described limiting device is fixed on described bearing, in the plane that is arranged on rotary cylinder of a pair of described pressure-adjustable plate symmetry, described travel switch is two, be installed on respectively on a pair of described pressure-adjustable plate, described pressure-adjustable plate is provided with four waist-shaped holes, adjust spacing for described travel switch for two in four described waist-shaped holes, two other in four described waist-shaped holes adjusted angle for described travel switch.
In one embodiment of the invention, also have a cushion block between described pressure-adjustable plate and described rotary cylinder, described cushion block is fixed on described rotary cylinder by screw.
In one embodiment of the invention, under described screw, also there is a spring washer.
In one embodiment of the invention, described bearing comprises base plate and bearing axle, and described limiting device is hollow structure, and described limiting device is sheathed on described bearing axle, and described limiting device rotates and screws location by holding screw around the central axis of bearing axle.
In one embodiment of the invention, the line hole direction of adjusting two spacing described waist-shaped holes for described travel switch on described pressure-adjustable plate is first direction, described first direction points to the axis direction of described cantilever crane main shaft, and described first direction is perpendicular to described axis direction, on described pressure-adjustable plate to adjust the line hole direction of waist-shaped hole described in two other of angle for described travel switch be second direction, described second direction and described first direction are positioned at same plane, and described second direction is perpendicular to described first direction.
Compared to prior art, electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism of the present invention, be arranged on rotary cylinder, be positioned at cantilever crane inside, thereby can prevent dust and external impact, guarantee the clean of electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism, reduced daily maintenance and maintenance; And electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism of the present invention is provided with pressure-adjustable plate, on pressure-adjustable plate, there is the waist-shaped hole of different directions, can carry out angle rotation in different occasions, meet the angle adjustability of different occasions, and guaranteed the requirement of cantilever centering in installation process, reach pinpoint object.
Accompanying drawing explanation
Figure 1 shows that the structural representation of electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism of the present invention.
Figure 2 shows that the enlarged diagram of the a-quadrant in Fig. 1.
Figure 3 shows that the structural representation of the bearing in Fig. 1.
Figure 4 shows that the left view of the limiting device in Fig. 1.
Figure 5 shows that the birds-eye view of the limiting device in Fig. 1.
Figure 6 shows that the structural representation of the pressure-adjustable plate in Fig. 1.
The specific embodiment
Technological means and effect of taking for reaching predetermined goal of the invention for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to the specific embodiment, structure, feature and effect thereof of proposing according to the present invention, be described in detail as follows.
Figure 1 shows that the structural representation of electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism of the present invention, Figure 2 shows that the enlarged diagram of the a-quadrant in Fig. 1.Please refer to Fig. 1 and Fig. 2, electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism of the present invention, comprises limiting device 1, travel switch 2, bearing 3 and a pair of pressure-adjustable plate 4.
Figure 3 shows that the structural representation of the bearing in Fig. 1.Please refer to Fig. 1 to Fig. 3, the cross section of bearing 3 is roughly T-shaped structure, comprises base plate 31 and bearing axle 32, and base plate 31 is vertical with bearing axle 32, and base plate 31 is fixed on by screw on the end face of cantilever crane main shaft 5, and limiting device 1 is fixed on bearing 3 by holding screw.In the plane that is arranged on rotary cylinder 6 of a pair of pressure-adjustable plate 4 symmetries, in the present embodiment, travel switch 2 is two, is installed on respectively on a pair of pressure-adjustable plate 4.Pressure-adjustable plate 4 is arranged on rotary cylinder, limiting device 1 and travel switch 2 are positioned at cantilever crane inside, can prevent from falling to having on the electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism dust and external impact and damage device, thereby guarantee the clean of electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism, reduced daily maintenance and maintenance.
Figure 4 shows that the left view of the limiting device in Fig. 1; Figure 5 shows that the birds-eye view of the limiting device in Fig. 1.Please refer to Fig. 4 and Fig. 5, limiting device 1 is hollow structure, and it can be sheathed on the bearing axle 32 of bearing 3, when use, first limiting device 1 is sheathed on bearing axle 32, then around the central axis rotary stopper device 1 of bearing axle 32 after proper angle, then screw location by holding screw.
Figure 6 shows that the structural representation of the pressure-adjustable plate in Fig. 1.Please refer to Fig. 2 and Fig. 6, on pressure-adjustable plate 4, there are four waist- shaped holes 41,42, wherein two waist-shaped holes 41 are adjusted spacing for travel switch 2, the line hole direction of waist-shaped hole 41 is first direction (directions X), this first direction points to the axial direction (Z direction) of cantilever crane main shaft 5, and first direction is perpendicular to the axis direction of cantilever crane main shaft 5; Two other waist-shaped hole 42 is adjusted angle for travel switch 2, and the line hole direction of waist-shaped hole 42 is second direction (Y-direction), and second direction and first direction are positioned at same plane, and second direction is perpendicular to first direction.In other words, the line hole direction that is to say waist-shaped hole 41 is along the directions X in figure, and perpendicular to the Z direction at the axis direction place of cantilever crane main shaft 5, and the line hole direction of waist-shaped hole 42 is along Y-direction.The specific direction of the waist- shaped hole 41,42 on pressure-adjustable plate 4 can be carried out angle rotation in different occasions, has met the angle adjustability of different occasions.
In the present embodiment, between pressure-adjustable plate 4 and the plane of rotary cylinder 6, also have a cushion block 7, cushion block 7 is fixed in the plane of rotary cylinder 6 by screw, and under screw, is also equipped with a spring washer 8.
In the time that electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism of the present invention is installed, when mounting limit device 1, need to first limiting device 1 be adjusted on the bearing axle 32 of bearing 3 and make front and back cantilever rotate centering, and then screw location by holding screw, thereby can accurately locate.After limiting device 1 is installed and had good positioning, mobile pressure-adjustable plate 4, adjusts after angle until travel switch 2, then by screw, pressure-adjustable plate 4 is fixed in the plane of rotary cylinder 6.
In sum, electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism of the present invention, is arranged on rotary cylinder, be positioned at cantilever crane inside, thereby can prevent dust and external impact, guarantee the clean of electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism, reduce daily maintenance and maintenance; And electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism of the present invention is provided with pressure-adjustable plate, on pressure-adjustable plate, there is the waist-shaped hole of different directions, can carry out angle rotation in different occasions, meet the angle adjustability of different occasions, and guaranteed the requirement of cantilever centering in installation process, reach pinpoint object.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention discloses as above with preferred embodiment, but not in order to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, when can utilizing the technology contents of above-mentioned announcement to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be not depart from technical solution of the present invention content, any simple modification of above embodiment being done according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (5)
1. an electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism, comprise limiting device and travel switch, it is characterized in that: also comprise a bearing and a pair of pressure-adjustable plate, described bearing is fixed on cantilever crane main shaft end face, described limiting device is fixed on described bearing, in the plane that is arranged on rotary cylinder of a pair of described pressure-adjustable plate symmetry, described travel switch is two, be installed on respectively on a pair of described pressure-adjustable plate, described pressure-adjustable plate is provided with four waist-shaped holes, adjust spacing for described travel switch for two in four described waist-shaped holes, two other in four described waist-shaped holes adjusted angle for described travel switch.
2. electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism as claimed in claim 1, is characterized in that: between described pressure-adjustable plate and described rotary cylinder, also have a cushion block, described cushion block is fixed on described rotary cylinder by screw.
3. electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism as claimed in claim 2, is characterized in that: under described screw, also have a spring washer.
4. electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism as claimed in claim 1, it is characterized in that: described bearing comprises base plate and bearing axle, described limiting device is hollow structure, described limiting device is sheathed on described bearing axle, and described limiting device rotates and screws location by holding screw around the central axis of bearing axle.
5. electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism as claimed in claim 1, it is characterized in that: the line hole direction of adjusting two spacing described waist-shaped holes for described travel switch on described pressure-adjustable plate is first direction, described first direction points to the axis direction of described cantilever crane main shaft, and described first direction is perpendicular to described axis direction, on described pressure-adjustable plate to adjust the line hole direction of waist-shaped hole described in two other of angle for described travel switch be second direction, described second direction and described first direction are positioned at same plane, and described second direction is perpendicular to described first direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410082251.9A CN103863960B (en) | 2014-03-07 | 2014-03-07 | Electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410082251.9A CN103863960B (en) | 2014-03-07 | 2014-03-07 | Electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103863960A true CN103863960A (en) | 2014-06-18 |
| CN103863960B CN103863960B (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410082251.9A Expired - Fee Related CN103863960B (en) | 2014-03-07 | 2014-03-07 | Electronic cantilever crane hoisting crane anglec of rotation adjustable mechanism |
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| CN (1) | CN103863960B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4064997A (en) * | 1976-03-29 | 1977-12-27 | Eugene Richard Holland | Crane swing safety control |
| JPH0530096U (en) * | 1991-09-30 | 1993-04-20 | 新明和工業株式会社 | Control device for swivel in work vehicle |
| JP2006282359A (en) * | 2005-04-04 | 2006-10-19 | Aichi Corp | Automatic rotation stop device of boom for working vehicle |
| CN200949020Y (en) * | 2006-09-13 | 2007-09-19 | 武汉船用机械有限责任公司 | Vessel crane rotation stopping means |
| JP2008247586A (en) * | 2007-03-30 | 2008-10-16 | Ihi Corp | Limit switch device for turning double deck crane |
| JP4797643B2 (en) * | 2006-01-20 | 2011-10-19 | コベルコ建機株式会社 | Swivel work machine |
| CN202226584U (en) * | 2011-08-18 | 2012-05-23 | 南通润邦重机有限公司 | Rotation limit device for mast type offshore wind power erecting crane |
| CN102795562A (en) * | 2012-08-27 | 2012-11-28 | 武汉船用机械有限责任公司 | Monitoring device of pitching position of crane and crane |
| CN103043581A (en) * | 2012-12-21 | 2013-04-17 | 三一重工股份有限公司 | Turntable limiting device, turntable limiting device and engineering machinery |
| CN203173721U (en) * | 2012-12-28 | 2013-09-04 | 上海红箭自动化设备有限公司 | Automatic collision avoidance device for dock hoisting equipment |
| CN203781705U (en) * | 2014-03-07 | 2014-08-20 | 南京一嘉起重机械制造有限公司 | Rotation angle adjustable mechanism of electric cantilever crane |
-
2014
- 2014-03-07 CN CN201410082251.9A patent/CN103863960B/en not_active Expired - Fee Related
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4064997A (en) * | 1976-03-29 | 1977-12-27 | Eugene Richard Holland | Crane swing safety control |
| JPH0530096U (en) * | 1991-09-30 | 1993-04-20 | 新明和工業株式会社 | Control device for swivel in work vehicle |
| JP2006282359A (en) * | 2005-04-04 | 2006-10-19 | Aichi Corp | Automatic rotation stop device of boom for working vehicle |
| JP4797643B2 (en) * | 2006-01-20 | 2011-10-19 | コベルコ建機株式会社 | Swivel work machine |
| CN200949020Y (en) * | 2006-09-13 | 2007-09-19 | 武汉船用机械有限责任公司 | Vessel crane rotation stopping means |
| JP2008247586A (en) * | 2007-03-30 | 2008-10-16 | Ihi Corp | Limit switch device for turning double deck crane |
| CN202226584U (en) * | 2011-08-18 | 2012-05-23 | 南通润邦重机有限公司 | Rotation limit device for mast type offshore wind power erecting crane |
| CN102795562A (en) * | 2012-08-27 | 2012-11-28 | 武汉船用机械有限责任公司 | Monitoring device of pitching position of crane and crane |
| CN103043581A (en) * | 2012-12-21 | 2013-04-17 | 三一重工股份有限公司 | Turntable limiting device, turntable limiting device and engineering machinery |
| CN203173721U (en) * | 2012-12-28 | 2013-09-04 | 上海红箭自动化设备有限公司 | Automatic collision avoidance device for dock hoisting equipment |
| CN203781705U (en) * | 2014-03-07 | 2014-08-20 | 南京一嘉起重机械制造有限公司 | Rotation angle adjustable mechanism of electric cantilever crane |
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|---|---|
| CN103863960B (en) | 2016-04-20 |
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Granted publication date: 20160420 |