CN202934327U - Large-sized nut dismounting device - Google Patents
Large-sized nut dismounting device Download PDFInfo
- Publication number
- CN202934327U CN202934327U CN 201220615685 CN201220615685U CN202934327U CN 202934327 U CN202934327 U CN 202934327U CN 201220615685 CN201220615685 CN 201220615685 CN 201220615685 U CN201220615685 U CN 201220615685U CN 202934327 U CN202934327 U CN 202934327U
- Authority
- CN
- China
- Prior art keywords
- motor
- gear train
- bearing
- shaft
- gear
- 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.)
- Expired - Lifetime
Links
Images
Abstract
The utility model relates to the field of a machine for screwing down or loosening a bolt or a nut, and particularly relates to a large-sized nut dismounting device. The large-sized nut dismounting device comprises a chuck (11) and a connecting block (12) and is characterized by also comprising a fixed framework (21), a movable framework (22), a first motor (31), a second motor (32), a first bearing (41), a second bearing (42), a first gear set (51) and a second gear set (52), wherein the fixed framework (21) is fixed on the ground, the movable framework (22) is fixed on the fixed framework (21) through idler wheels at the bottom and moves along the fixed framework (21), and the first motor (31), the second motor (32), the first bearing (41), the second bearing (42), the first gear set (51) and the second gear set (52) are arranged on the movable framework (22). The large-sized nut dismounting device has the advantages of simple structure, convenience in operation, accurate control and wide range of application.
Description
Technical field
The utility model relates to the mechanical field of tightening or unclamping screw or nut, is specially a kind of large-scale nut attaching/detaching apparatus.
Background technology
The dismounting of large-scale nut is a difficult problem always, take the steel rolling mill of metallurgy industry as example, milling train is being undertaken the groundwork of steel plate or belt steel rolling, the working roll of milling train and backing roll diameter can be greater than 1,500mm, locking nut diameter with matching can reach 1,000mm, and the coupling mechanism force of nut is over 10 tons.In the past, the dismounting of this class large-scale nut needs to hang steel wire rope by overhead traveling crane, the operator with wirerope-winding on nut, lifting or decline by overhead traveling crane subsequently realizes dismounting or installation, tightens or unscrew nut entirely by manual work, and this method wastes time and energy, potential safety hazard is large, screw-down torque also is difficult to control, and moment too young pathbreaker causes the roll play to work, and moment too greatly increases the dismounting difficulty.
The utility model content
In order to overcome the defective of prior art, provide a kind of simple in structure, easy to operate, control disassemblerassembler accurate, applied widely, the utility model discloses a kind of large-scale nut attaching/detaching apparatus.
The utility model reaches goal of the invention by following technical solution:
A kind of large-scale nut attaching/detaching apparatus, comprise chuck and contiguous block, it is characterized in that: also comprise fixed frame, movable frame, the first motor, the second motor, clutch shaft bearing, the second bearing, the first gear train and the second gear train, fixed frame fixes on the ground, and movable frame is located on fixed frame and along fixed frame by the roller of bottom and is moved; The first motor, the second motor, clutch shaft bearing, the second bearing, the first gear train and the second gear train all are located on movable frame; The rotating shaft of the first motor is supported by the inner ring of clutch shaft bearing, the rotating shaft of the first motor be connected a gear of gear train and connect, another gear and the chuck of the first gear train are connected with a joggle, two gears of the first gear train are intermeshing or connect by chain; The rotating shaft of the second motor is supported by the inner ring of the second bearing, the rotating shaft of the second motor is connected a gear of the second gear train successively with decelerator by shaft coupling, the roller of another gear of the second gear train and movable frame bottom is connected with a joggle, and two gears of the second gear train are intermeshing or connect by chain; Decelerator has two power shafts and an output shaft, and shaft coupling is connected the first power shaft and is connected with decelerator, and the second power shaft of decelerator connects handwheel, and decelerator switches the first power shaft and the second power shaft by shift fork.
Described large-scale nut attaching/detaching apparatus is characterized in that: the first motor and the second motor are all selected motor or hydraulic motor; The gearratio of the first gear train is 1:5～1:50.
Described large-scale nut attaching/detaching apparatus is characterized in that: also comprise torque sensor and display, torque sensor is located in the rotating shaft of the second motor, and torque sensor connects display by holding wire.
When the utility model uses, with the contiguous block hoop outside nut (10), block contiguous block with chuck, start the first motor, the first motor drives chuck, contiguous block and nut (10) rotation successively by the first gear train, screws in nut (10) to turn to as forward, but fastening nut when being rotated in the forward (10), otherwise, make the first motor counter-rotating, can unscrew nut (10); Start the second motor, the second motor moves movable frame by the second gear set drive roller on fixed frame, and nut (10) is removed or close equipment; By the switching of decelerator shift fork, can select by Mechanical Driven or manual drive movable frame.If be provided with torque sensor and display, can grasp in real time the moment that turns nut (10), control accuracy is higher.
The utility model provides the brand-new effectively assembly and disassembly methods of large-scale nut, has realized the automation dismounting to large-scale nut, and can quantitatively control dismounting moment.
The beneficial effects of the utility model are: simple in structure, easy to operate, control accurately, and applied widely.
Description of drawings
Fig. 1 is front view of the present utility model;
Fig. 2 is left view of the present utility model;
Fig. 3 is the connection diagram of the second motor in the utility model, shaft coupling, handwheel, decelerator and the second gear train;
Fig. 4 is the connection diagram of the second motor in the utility model, torque sensor (33) and display.
The specific embodiment
Below further illustrate the utility model by specific embodiment.
Embodiment 1
A kind of large-scale nut attaching/detaching apparatus, comprise chuck 11, contiguous block 12, fixed frame 21, movable frame 22, the first motor 31, the second motor 32, clutch shaft bearing 41, the second bearing 42, the first gear train 51 and the second gear train 52, as Fig. 1～shown in Figure 3, concrete structure is:
Fixed frame 21 fixes on the ground, and movable frame 22 is located on fixed frame 21 and along fixed frame 21 by the roller of bottom and is moved; The first motor 31, the second motor 32, clutch shaft bearing 41, the second bearing 42, the first gear train 51 and the second gear train 52 all are located on movable frame 22; The rotating shaft of the first motor 31 is supported by the inner ring of clutch shaft bearing 41, the rotating shaft of the first motor 31 be connected gear of gear train 51 and connect, another gear and the chuck 1 of the first gear train 51 are connected with a joggle, and two gears of the first gear train 51 are intermeshing or connect by chain; The rotating shaft of the second motor 32 is supported by the inner ring of the second bearing 42, the rotating shaft of the second motor 32 is connected by shaft coupling 61 gear that connects the second gear train 52 successively with decelerator, the roller of another gear of the second gear train 52 and movable frame 22 bottoms is connected with a joggle, and two gears of the second gear train 52 are intermeshing or connect by chain; Decelerator 62 has two power shafts and an output shaft, and the first power shaft that shaft coupling 61 is connected with decelerator connects, and the second power shaft of decelerator 62 connects handwheel 63, and decelerator 61 switches the first power shaft and the second power shaft by shift fork.
The first motor 31 and the second motor 32 are all selected motor or hydraulic motor; The gearratio of the first gear train 51 is 1:5～1:50, and the present embodiment is got 1:10, and for obtaining the larger power that turns, making the transmission of the first gear train 51 from the first motor 31 to chuck 1 is deceleration transmission.
When the present embodiment uses, contiguous block 12 is bound round outside nut 10, block contiguous block 12 with chuck 11, start the first motor 31, the first motors 31 and drive successively chuck 11, contiguous block 12 and nut 10 rotations by the first gear train 51, turn to as forward take nut 10 screw-ins, but fastening nut 10 when being rotated in the forward, otherwise, make the first motor 31 counter-rotatings, can unscrew nut 10; Start the second motor 32, the second motors 32 and by the second gear train 52 drive rollers, movable frame 22 is moved on fixed frame 21, nut 10 is removed or close equipment; By the switching of decelerator 62 shift forks, can select by Mechanical Driven or manual drive movable frame 22.
Embodiment 2
A kind of large-scale nut attaching/detaching apparatus, comprise chuck 11 and contiguous block 12, it is characterized in that: also comprise fixed frame 21, movable frame 22, the first motor 31, the second motor 32, clutch shaft bearing 41, the second bearing 42, the first gear train 51 and the second gear train 52, also comprise torque sensor 33 and display 34, as shown in the figure, concrete structure is: torque sensor 33 is located in the rotating shaft of the second motor 32, and torque sensor 33 connects display 34 by holding wire.
The parameter that records when torque sensor 33 can be worked according to the second motor 32 realizes the mensuration to moment, for motor, torque sensor 33 can be by being converted into moment after the electric current that records motor, for hydraulic motor, torque sensor 33 can be by being converted into moment after the pressure that records hydraulic motor.
When the present embodiment uses, by torque sensor 33 and display 34, can grasp in real time the moment that turns nut 10, control accuracy is higher.
Other structures and using method are all same with embodiment 1.
Claims (3)
1. large-scale nut attaching/detaching apparatus, comprise chuck (11) and contiguous block (12), it is characterized in that: also comprise fixed frame (21), movable frame (22), the first motor (31), the second motor (32), clutch shaft bearing (41), the second bearing (42), the first gear train (51) and the second gear train (52)
Fixed frame (21) fixes on the ground, and it is upper and mobile along fixed frame (21) that movable frame (22) is located at fixed frame (21) by the roller of bottom;
The first motor (31), the second motor (32), clutch shaft bearing (41), the second bearing (42), the first gear train (51) and the second gear train (52) all are located on movable frame (22);
The rotating shaft of the first motor (31) is supported by the inner ring of clutch shaft bearing (41), the rotating shaft of the first motor (31) be connected gear of gear train (51) and connect, another gear of the first gear train (51) and chuck (1) are connected with a joggle, and two gears of the first gear train (51) are intermeshing or connect by chain;
The rotating shaft of the second motor (32) is supported by the inner ring of the second bearing (42), the rotating shaft of the second motor (32) is connected 62 with decelerator by shaft coupling (61) successively) gear of connection the second gear train (52), the roller of another gear of the second gear train (52) and movable frame (22) bottom is connected with a joggle, and two gears of the second gear train (52) are intermeshing or connect by chain;
Decelerator (62) has two power shafts and an output shaft, shaft coupling (61) is connected 62 with decelerator) the first power shaft connect, the second power shaft of decelerator (62) connects handwheel (63), and decelerator (61) switches the first power shaft and the second power shaft by shift fork.
2. large-scale nut attaching/detaching apparatus as claimed in claim 1, it is characterized in that: the first motor (31) and the second motor (32) are all selected motor or hydraulic motor; The gearratio of the first gear train (51) is 1:5～1:50.
3. large-scale nut attaching/detaching apparatus as claimed in claim 1 or 2, it is characterized in that: also comprise torque sensor (33) and display (34), torque sensor (33) is located in the rotating shaft of the second motor (32), and torque sensor (33) connects display (34) by holding wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220615685 CN202934327U (en) | 2012-11-20 | 2012-11-20 | Large-sized nut dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220615685 CN202934327U (en) | 2012-11-20 | 2012-11-20 | Large-sized nut dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202934327U true CN202934327U (en) | 2013-05-15 |
Family
ID=48318586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220615685 Expired - Lifetime CN202934327U (en) | 2012-11-20 | 2012-11-20 | Large-sized nut dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202934327U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015045A (en) * | 2014-06-13 | 2014-09-03 | 中科华核电技术研究院有限公司 | Device for connecting and locking large bolt |
| CN105522374A (en) * | 2016-01-15 | 2016-04-27 | 华南理工大学 | Assembly device and assembly method for full-automatically screwing nut |
| CN106271497A (en) * | 2016-08-16 | 2017-01-04 | 东台市海鹏船舶配件有限公司 | A kind of erecting device of screw shaft of ship hydraulic nut |
| CN106378618A (en) * | 2016-12-05 | 2017-02-08 | 大连新钢液压管件有限公司 | Nut locking machine |
| CN108527252A (en) * | 2018-05-31 | 2018-09-14 | 武汉船用机械有限责任公司 | A kind of nut dismounting tooling |
| CN112077589A (en) * | 2020-09-24 | 2020-12-15 | 刘安办 | Mechanical disassembling tool |
| CN113118745A (en) * | 2021-04-22 | 2021-07-16 | 河南科技大学 | Automatic screwing assembly device and assembly method for large-diameter threaded part |
-
2012
- 2012-11-20 CN CN 201220615685 patent/CN202934327U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015045A (en) * | 2014-06-13 | 2014-09-03 | 中科华核电技术研究院有限公司 | Device for connecting and locking large bolt |
| CN105522374A (en) * | 2016-01-15 | 2016-04-27 | 华南理工大学 | Assembly device and assembly method for full-automatically screwing nut |
| CN106271497A (en) * | 2016-08-16 | 2017-01-04 | 东台市海鹏船舶配件有限公司 | A kind of erecting device of screw shaft of ship hydraulic nut |
| CN106271497B (en) * | 2016-08-16 | 2018-10-23 | 新昌县金裕装饰有限公司 | A kind of mounting device of screw shaft of ship hydraulic nut |
| CN106378618A (en) * | 2016-12-05 | 2017-02-08 | 大连新钢液压管件有限公司 | Nut locking machine |
| CN108527252A (en) * | 2018-05-31 | 2018-09-14 | 武汉船用机械有限责任公司 | A kind of nut dismounting tooling |
| CN112077589A (en) * | 2020-09-24 | 2020-12-15 | 刘安办 | Mechanical disassembling tool |
| CN112077589B (en) * | 2020-09-24 | 2021-11-02 | 新昌县侃梁机械配件厂 | Mechanical disassembling tool |
| CN113118745A (en) * | 2021-04-22 | 2021-07-16 | 河南科技大学 | Automatic screwing assembly device and assembly method for large-diameter threaded part |
| CN113118745B (en) * | 2021-04-22 | 2022-03-22 | 河南科技大学 | Automatic screwing assembly device and assembly method for large-diameter threaded part |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202934327U (en) | Large-sized nut dismounting device | |
| CN203253867U (en) | Hydraulic clamping rotary mechanical hand for forging manipulator | |
| CN204055185U (en) | A kind of heavy vehicle tyre removing machine | |
| CN202670841U (en) | Unilateral engaging and disengaging rotary discharging mechanism for slitting machine | |
| CN202002665U (en) | Turnover structure | |
| CN201998114U (en) | Handheld type fixed-torque electric wrench | |
| CN104209958A (en) | Transfer robot special for press | |
| CN205043708U (en) | Motor overhauls specialized tool | |
| CN204123407U (en) | A kind of forcing press Special handling robot | |
| CN201389727Y (en) | Screw-adjustable welding roller rack | |
| CN201744835U (en) | Dismounting device for close fit workpieces | |
| CN203427338U (en) | Spline transmission type screw press | |
| CN215148885U (en) | Repairing and disassembling tool for fuel cell stack | |
| CN206484719U (en) | Pre-tensioned rail plate tension reinforcing steel bar puts a device | |
| CN104889199A (en) | Upper roller box overturning device of multi-roller straightener | |
| CN201067905Y (en) | Engine repairing turnover machine | |
| CN203992480U (en) | A kind of radial drilling machine | |
| CN208005937U (en) | A kind of railway cement prefab processing unit (plant) | |
| CN206637636U (en) | Vertical flue dust and dirt removal device | |
| CN219649785U (en) | Puller for disassembling wheel | |
| CN206085081U (en) | Carrying robot's tong mechanism | |
| CN218534345U (en) | Torque-variable torque wrench | |
| CN203991768U (en) | Multi-roll straightening machine top roll box turning device | |
| CN207482823U (en) | The shifting apparatus that a kind of fastener production is rolled up with reinforcing bar | |
| CN205290265U (en) | Major axis work piece buffering actuating mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130515 |
|
| CX01 | Expiry of patent term |