CN1039107C - Force-feeding adjustable screw tightening loosening device - Google Patents
Force-feeding adjustable screw tightening loosening device Download PDFInfo
- Publication number
- CN1039107C CN1039107C CN92110089A CN92110089A CN1039107C CN 1039107 C CN1039107 C CN 1039107C CN 92110089 A CN92110089 A CN 92110089A CN 92110089 A CN92110089 A CN 92110089A CN 1039107 C CN1039107 C CN 1039107C
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- CN
- China
- Prior art keywords
- level
- ratchet
- decelerator
- housing
- ring 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 - Fee Related
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Retarders (AREA)
Abstract
The present invention relates to a power-increasing adjusting device of the tightness and the looseness of a screw, which is composed of a casing, a first stage speed reducer, a second stage speed reducer, a clutch, a cranking bar, a spanner and a supporting bracket, wherein the first stage speed reducer is connected with the second stage speed reducer. The power-increasing adjusting device is characterized in that a movable inner ring gear and a brake are arranged in the first stage reducer and the mutual connection or the mutual separation of the movable inner ring gear and the casing is controlled through adjusting the brake to realize the speed reduction of a first stage or the speed reduction of a second stage to reach the purpose of different power increase. The power-increasing adjusting device has the advantages of convenient operation and good power-increasing effect, and is suitable for the tightness and the looseness of screws on various machinery, particularly screws which can not be screwed easily.
Description
The present invention relates to instrument, particularly force-feeding adjustable screw tightening loosening device that a kind of mechanically parbuckle screw is used.
At present mechanically the instrument used of parbuckle screw mainly is a spanner, when large-scale screw of degree of tightness or the screw that gets rusty, will add sleeve pipe on spanner, increases the staff, even also handy hammer beats, and is very inconvenient.Bring into use the screw fastening appliance abroad, the screw fastener as German Wa Wanuo Co., Ltd produces mainly form by removing head, two-stage NGW type speed reducer, spanner and securing bracket, but the weak point of this screw fastener is can not speed governing.
The objective of the invention is to improve, a kind of screw tightener of reinforcement adjustable speed is provided at the weak point of above-mentioned screw fastener.
The present invention includes: housing, first order decelerator, second level decelerator, clutch, crank, remove the head and support, be characterized in being provided with in the first order decelerator movable ring gear and brake, adjust connection or separation relation between movable ring gear and the housing by brake, thereby realize that one-level slows down or double reduction.
Now in conjunction with the accompanying drawings the present invention is elaborated down.
Fig. 1 is a structural representation of the present invention.
Fig. 2 is a clutch configuration schematic diagram of the present invention.
Fig. 3 is a first order decelerator cutaway view of the present invention.
Fig. 4 is a second level of the present invention decelerator cutaway view.
Among Fig. 1-4, I is a first order decelerator, and II is a second level decelerator, and 1 removes head, 2 springs, 3 steel balls, 4 secondary planet frame and output shafts, 5 housings, 6 packing rings, 7 secondary planet axles, 8 secondary planet wheel, 9 fan-shaped location-plates, 10 sunk screws, 11 brakes, 12 steel balls, 13 springs, 14 screws, 15 bearing pins, 16 axle sleeves, 17 height close device lid, 18 sealing gaskets, 19 axle sleeves, 20 sour jujube synthetic fibres, 21 torsion cranks (torque spanner), 22 handles, 23 flexible plastic covers, 24 cams, 25 one-level planet axis, 26 one-level planetary gears, 27 one-level sun gears, 28 movable ring gears, 29 planet carrier dividing plates, 30 secondary sun gears, 31 supports, 32 left springs, 33 screws, 34 pawl axis, 35 left pawls, 36 right ratchets, 37 right springs, 38 primary planet carriers, 39 clutches, housing (5) is provided with the internal tooth that two stage reducer is used, and housing (5) end one side is provided with the ears or side handles of a utensil, and movable ring gear (28) is provided with the external splines groove.
Assembling mode of the present invention is, first order decelerator (I) is made up of one-level sun gear (27), one-level planetary gear (26), one-level planet axis (25), primary planet carrier (38) and movable ring gear (28), primary planet carrier (38) has the part internal tooth, one-level sun gear (27) is connected on the ratchet (20), one-level planetary gear (26) is installed on the primary planet carrier (38) by one-level planet axis (25), and one-level planetary gear (26) and one-level sun gear (27) are meshed.Second level decelerator (II) is by secondary sun gear (30), secondary planet axle (7), secondary planet wheel (8) and secondary planet frame and output shaft (4) are formed, secondary planet wheel (8) is installed on secondary planet frame and the output shaft (4) by secondary planet axle (7), secondary sun gear (30) and secondary planet wheel (8) are meshed, the sun gear (30) of the internal tooth of first order decelerator planet carrier (38) and second level decelerator is meshed, realize being connected of the first order and second level decelerator, two decelerators that link to each other are packed in the housing (5), and the secondary planet wheel of second level decelerator and the internal tooth of housing (5) are meshed.Clutch (39) is by handle (22), camshaft (24), ratchet (20), left spring (32), right spring (37), pawl axis (34), left pawl (35), right ratchet (36) and clutch case (17) are formed, ratchet (20) is installed on the one-level sun wheel shaft (16), camshaft (24) is installed on the primary planet carrier (38), left pawl (35), left spring (32) and right ratchet (36), right spring (37), be installed on the primary planet carrier (38) by pawl axis (34), and it is corresponding with ratchet (20), cover clutch case (17), handle (22) is connected with camshaft (24), move handle (22) and drive camshaft (24) rotation, promote ratchet (35,36) activity, make ratchet (35,36) be meshed with ratchet (20) or separate, realize the effect of clutch.Between the one-level planetary gear (8) of first order decelerator and housing (5), be provided with movable ring gear (28), the internal tooth and the one-level planetary gear (8) of movable ring gear (28) are meshed, brake (11) is installed on housing (5) ears or side handles of a utensil, and there is an end corresponding with the external splines groove of movable ring gear, can control movable ring gear, adjustment brake (11) can make movable ring gear (28) be connected to a fixed with housing (5) or separate, thereby realizes one-level deceleration or double reduction.Support (31) is installed in housing (5) end, removing head (1) is installed on secondary planet frame and the output shaft (4), torsion crank (21) is installed in ratchet (20) square hole, planet carrier dividing plate (29) be installed in 2 decelerators capable between the frame, bearing holder (housing, cover) (16) is installed in the primary planet carrier (38), and bearing holder (housing, cover) (19) is installed in clutch case (17) hole.
Using method of the present invention is:
1, realizes the double reduction reinforcement: adjust brake (11) during work, the movable ring gear (28) and the housing (5) of first order decelerator are connected and fixed, move the handle of clutch (39), a pawl-and-gearing (20) is meshed, promptly become two stage reducer.Shaking the torsion crank rotates ratchet (20), driving the one-level sun gear rotates, driving the one-level planetary gear rotates around sun gear, the drive primary planet carrier rotates, primary planet carrier rotates and drives the rotation of secondary sun gear, drives the secondary planet wheel and rotates, because motionless its internal tooth of housing is motionless, drive secondary planet frame and output shaft and rotate, drive head rotation and the work of removing.
2, one-level deceleration force amplifier: pass through to adjust brake (11) during work, the movable ring gear (28) of first order decelerator is separated with housing (5), the handle of moving clutch (39) is meshed ratchet and pawl, because first order decelerator does not play decelerating effect, just second level decelerator work then becomes one-level and slows down.
3, directly transmission: by adjusting brake (11) movable ring gear (28) and housing (5) are connected and fixed during work, move handle, two ratchets (35,36) and ratchet (20) are meshed, and two decelerators all lose decelerating effect, take off support (31) and then realize direct transmission.
Advantage of the present invention:
1, high efficiency. Owing to two kinds of speed changes are arranged, so can select Scope is twice, and work efficiency improves 2-3 doubly.
2, clutch of the present invention adopts the two ratchets of swinging, has two-way The control function, easy to use.
3, the present invention is easy to carry, and is simple to operate, is suitable for turning the various screws that need effort gas, or needs the manual drives work of high pulling torque.
Claims (1)
1, a kind of force-feeding adjustable screw tightening loosening device, comprise housing (5), first order decelerator (I), second level decelerator (II), clutch (39), torsion crank (21), remove head (1) and support (31), housing (5) has the internal tooth that two stage reducer is used, end one side is provided with the ears or side handles of a utensil, first order decelerator (I) is by one-level sun gear (27), ratchet (20), one-level planetary gear (26), one-level planet axis (25) and primary planet carrier (38) are formed, primary planet carrier has the part internal tooth on (38), one-level sun gear (27) is connected on the ratchet (20), one-level planetary gear (26) is installed on the primary planet carrier (38) by one-level planet axis (25), one-level planetary gear (26) and one-level sun gear (27) are meshed, second level decelerator (II) is by secondary sun gear (30), secondary planet axle (7), secondary planet wheel (8) and secondary planet frame and output shaft (4) are formed, secondary planet wheel (8) is installed on secondary planet frame and the output shaft (4) by secondary planet axle (7), secondary sun gear (30) and secondary planet wheel (8) are meshed, the secondary sun gear (30) of the internal tooth of the primary planet carrier of first order decelerator (38) and second level decelerator is meshed, realize being connected of the first order and second level decelerator, two decelerators that link to each other are packed in the housing (5), the secondary planet wheel and housing (5) internal tooth of second level decelerator are meshed, the ratchet (20) of clutch (39) is installed on primary planet carrier (38) and the clutch case (17), remaining part is installed on the primary planet carrier (38), support (31) is installed in housing (5) end, removing head (1) is installed on secondary planet frame and the output shaft (4), crank (21) is installed in ratchet (20) square hole, it is characterized in that, first order decelerator (I) is provided with movable ring gear (28) and brake (11), movable ring gear (28) is provided with the external splines groove, movable ring gear (28) is installed between housing (5) and the one-level planetary gear (26), brake (11) is installed on housing (5) ears or side handles of a utensil, the corresponding contact of spline that one end and movable ring gear (28) are arranged, control movable ring gear (28), the internal tooth and the one-level planetary gear (26) of movable ring gear (28) are meshed, adjusting brake (11) can make movable ring gear (28) and housing (5) be connected to a fixed or be separated, thereby realize one-level deceleration or double reduction, used clutch (39) is by handle (22), camshaft (24), ratchet (20), left spring (32), right spring (37), pawl axis (34), left pawl (35), right ratchet (36) and clutch case (17) are formed, ratchet (20) is installed on primary planet carrier (38) and the clutch case (17), camshaft (24) is installed on the primary planet carrier (38), left pawl (35), left spring (32) and right ratchet (36), right spring (37) is installed on the primary planet carrier (38) by pawl axis (34), and it is corresponding with ratchet (20), cover clutch case (17), handle (22) is connected with camshaft (24), move handle (22), driving camshaft (24) rotates, promote ratchet (35,36) activity, make ratchet (35,36) be meshed with ratchet (20) or separate, realize the effect of clutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92110089A CN1039107C (en) | 1992-08-30 | 1992-08-30 | Force-feeding adjustable screw tightening loosening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92110089A CN1039107C (en) | 1992-08-30 | 1992-08-30 | Force-feeding adjustable screw tightening loosening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1083426A CN1083426A (en) | 1994-03-09 |
| CN1039107C true CN1039107C (en) | 1998-07-15 |
Family
ID=4944606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN92110089A Expired - Fee Related CN1039107C (en) | 1992-08-30 | 1992-08-30 | Force-feeding adjustable screw tightening loosening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1039107C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102695588A (en) * | 2009-12-17 | 2012-09-26 | 日东精工株式会社 | Threaded fastener tightening and loosening device |
| CN102345459B (en) * | 2010-07-30 | 2013-08-07 | 三一重型装备有限公司 | Cutting mechanism for heading machine |
| CN102476269A (en) * | 2010-11-23 | 2012-05-30 | 大连德新机电技术工程有限公司 | Bolt-unscrewing and cover-picking device |
| CN102476272A (en) * | 2010-11-23 | 2012-05-30 | 大连德新机电技术工程有限公司 | Combined type high-efficient bolt unscrewing device |
| CN103707234B (en) * | 2013-12-20 | 2016-11-23 | 马鞍山市力翔机械自动化科技有限公司 | Interchangeable inside-engaged-gear type screwing device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2107980U (en) * | 1991-09-08 | 1992-06-24 | 孟凡林 | Automatic multipurpose gripper |
-
1992
- 1992-08-30 CN CN92110089A patent/CN1039107C/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2107980U (en) * | 1991-09-08 | 1992-06-24 | 孟凡林 | Automatic multipurpose gripper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1083426A (en) | 1994-03-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| OR01 | Other related matters | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |