CN107363770A - A kind of variable survivor of a murder attempt of force direction pulls - Google Patents
A kind of variable survivor of a murder attempt of force direction pulls Download PDFInfo
- Publication number
- CN107363770A CN107363770A CN201710569959.0A CN201710569959A CN107363770A CN 107363770 A CN107363770 A CN 107363770A CN 201710569959 A CN201710569959 A CN 201710569959A CN 107363770 A CN107363770 A CN 107363770A
- Authority
- CN
- China
- Prior art keywords
- claw
- drive mechanism
- screw thread
- spur gear
- survivor
- 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.)
- Granted
Links
- 210000000078 claw Anatomy 0.000 claims abstract description 59
- 230000002441 reversible effect Effects 0.000 claims abstract description 16
- 210000003739 neck Anatomy 0.000 claims abstract description 7
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/10—Spanners; Wrenches with adjustable jaws
- B25B13/105—Spanners; Wrenches with adjustable jaws composed of a plurality of slidable pins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/48—Spanners; Wrenches for special purposes
- B25B13/50—Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/16—Handles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The present invention relates to a kind of force direction, the variable survivor of a murder attempt pulls.Technical scheme is as follows：Including main body, reversible force application means, auxiliary clamp instrument and auxiliary tool of unloading, the main body includes chuck, three claws, claw drive mechanism, three bevel pinions, three small Spur gears and bonnet, the chuck is provided with three necks, and the claw is arranged in the neck；The back side of the claw is provided with circular arc flat thread, the claw drive mechanism is hollow disc shape shape, the claw drive mechanism front is provided with annular plane screw thread, the claw drive mechanism back side is annular bevel gear, the claw drive mechanism inner edge is spur gear wheel, the circular arc flat thread of the claw is engaged with the annular plane screw thread of the claw drive mechanism, the bevel pinion engages with the annular bevel gear, and the small Spur gear engages with the spur gear wheel；The bonnet is fixedly installed togather with the chuck.
Description
Technical field
The invention belongs to manual hardware ＆ tools field, and in particular to a kind of variable survivor of a murder attempt of force direction pulls.
Background technology
Manual wrench is usually used to as a kind of instrument being commonly used in life and tightens and unclamp nut or bolt.
Manual wrench is divided into general utility wrench and special spanner by function.General spanner typically can according to required adjustment openings of sizes,
Special spanner is only used for the nut of standard.General utility wrench is also referred to as adjustable wrench, you can to adjust the opening size of spanner.It is existing
Research of the spanner in terms of wrench opening size is adjusted a hundred flowers blossom, but sometimes, have to force direction necessarily
Requirement.Such as during repairing, it is common to use manually or electrically spanner produce many inconvenience sometimes because some are narrow and small
Insufficient space pulled with allowing spanner to carry out left and right, be just particularly important so variable to the force direction of spanner.
The content of the invention
The present invention provides a kind of variable survivor of a murder attempt of force direction and pulled, and can realize the regulation of wrench opening size, and exert a force
Direction is as needed to be changed, simple in construction, easy to operate, self-centering and clamping, and is highly suitable for narrow ring
Border.
Technical scheme is as follows：
A kind of variable survivor of a murder attempt of force direction is pulled, including main body, reversible force application means, auxiliary clamp instrument and auxiliary are unloaded
Load instrument, the main body include chuck, three claws, claw drive mechanism, three bevel pinions, three small Spur gears and after
Lid, the chuck are provided with three necks, and the claw is arranged in the neck；The back side of the claw is provided with circular arc plane
Screw thread, the claw drive mechanism are hollow disc shape shape, and the claw drive mechanism front is provided with annular plane screw thread, institute
It is annular bevel gear to state the claw drive mechanism back side, and the claw drive mechanism inner edge is spur gear wheel, the claw
Circular arc flat thread is engaged with the annular plane screw thread of the claw drive mechanism, the bevel pinion and the annulus
Shape bevel gear engages, and the small Spur gear engages with the spur gear wheel；The bonnet is fixedly mounted on one with the chuck
Rise；The auxiliary clamp instrument connects the bevel pinion or small Spur gear with auxiliary tool of unloading and passes through the claw driving machine
Structure drives three claws close or exit to center, and the reversible force application means are used to rotate the main body.
The variable survivor of a murder attempt of described force direction pulls, wherein three claws are mutually 120 degree.
The variable survivor of a murder attempt of described force direction pulls, wherein the bevel pinion is provided with central shaft one, the central shaft one
Termination be provided with screw thread, the screw thread of three bevel pinions is 2 left-handed and 1 dextrorotation；The small Spur gear is provided with center
Axle two, the termination of the central shaft two are provided with screw thread, and the screw thread of three small Spur gears is 2 left-handed and 1 dextrorotation；It is described
The side wall of chuck is provided with three circular holes, and the central shaft one is arranged in the circular hole；Covered after described provided with three through holes, institute
Central shaft two is stated in the through hole；The front end of the auxiliary clamp instrument is provided with dextrorotation internal thread, for being with screw thread
The bevel pinion or small Spur gear of dextrorotation are used cooperatively；The front end of the auxiliary tool of unloading is provided with levogyrate inner thread, uses
In with screw thread be the left-handed bevel pinion or small Spur gear be used cooperatively.
The variable survivor of a murder attempt of described force direction pulls, wherein the center of the bonnet is provided with hexagonal hole；It is described reversible
Force application means include mobile jib, Oldham's coupling and spanner, and the mobile jib and spanner are linked together by the Oldham's coupling；
The front end of the spanner is six prisms, and six prism size coordinates with the hexagonal hole.
The variable survivor of a murder attempt of described force direction pulls, in addition to boosting-rod, the reversible force application means, auxiliary clamp work
The tail end of tool and auxiliary tool of unloading is provided with rod aperture, and the boosting-rod can be respectively put into the rod aperture.
The variable survivor of a murder attempt of described force direction pulls, wherein the front end of the claw is provided with screens, two of the screens
Interior angle is respectively 150 degree.
Beneficial effects of the present invention are：The present invention can realize the regulation of wrench opening size, and force direction is according to need
That wants is changed, simple in construction, easy to operate, self-centering and clamping, and is highly suitable for narrow environment.
Brief description of the drawings
Fig. 1 is that the variable survivor of a murder attempt of force direction pulls the general structure schematic diagram under the first operating mode；
Fig. 2 is that the variable survivor of a murder attempt of force direction pulls the general structure schematic diagram under second of operating mode；
Fig. 3 is the stereogram of main body；
Fig. 4 is the body interior structure chart for removing chuck；
Fig. 5 is the upward view of main body；
Fig. 6 is the body interior structure chart for removing bonnet；
The reversible force application means of Fig. 7 and boosting-rod combination schematic diagram.
Embodiment
As shown in figs. 1-7, a kind of variable survivor of a murder attempt of force direction pulls, including main body 1, reversible force application means 2, additional lock
Clamping tool 3, auxiliary tool of unloading and boosting-rod 18, the main body 1 include 6, three claws 7 of chuck, claw drive mechanism 8, three
Individual 5, three small Spur gears 10 of bevel pinion and bonnet 9, the chuck 6 are provided with three necks, and the claw 7 is arranged on the card
In groove, three claws 7 are mutually 120 degree, and the front end of the claw 7 is provided with screens, and two interior angles of the screens are respectively
150 degree；The back side of the claw 7 is provided with circular arc flat thread, and the claw drive mechanism 8 is hollow disc shape shape, described
The front of claw drive mechanism 8 is provided with annular plane screw thread, and the back side of claw drive mechanism 8 is annular bevel gear 14, institute
It is spur gear wheel 15, the circular arc flat thread of the claw 7 and the claw drive mechanism to state the inner edge of claw drive mechanism 8
8 annular plane screw thread is engaged, and the bevel pinion 5 engages with the annular bevel gear 14, the small Spur gear 10
Engaged with the spur gear wheel 15；The bonnet 9 is fixedly installed togather with the chuck 6；During the bevel pinion 5 is provided with
Mandrel one, the termination of the central shaft one are provided with screw thread, and the screw thread of three bevel pinions 5 is 2 left-handed and 1 dextrorotation；
The small Spur gear 10 is provided with central shaft two, and the termination of the central shaft two is provided with screw thread, the spiral shell of three small Spur gears 10
Line is 2 left-handed and 1 dextrorotation；The side wall of the chuck 6 is provided with three circular holes, and the central shaft one is arranged on the circular hole
In；The bonnet 9 is provided with three through holes, and the central shaft two is arranged in the through hole；Before the auxiliary clamp instrument 3
End is provided with dextrorotation internal thread, for being used cooperatively with screw thread for the bevel pinion 5 or small Spur gear 10 of dextrorotation；The auxiliary
The front end of tool of unloading is provided with levogyrate inner thread, for being that the left-handed bevel pinion 5 or small Spur gear 10 coordinate with screw thread
Use；The auxiliary clamp instrument 3 connects the bevel pinion 5 or small Spur gear 10 with auxiliary tool of unloading and passes through the claw
Drive mechanism 8 drives three claws 7, and the heart is close thereto or exits simultaneously, to clamp various sizes of bolt or spiral shell
It is female；The center of the bonnet 9 is provided with hexagonal hole 12；The reversible force application means 2 include mobile jib, Oldham's coupling 17 and pulled
Head, the mobile jib and spanner are linked together by the Oldham's coupling 17；The front end of the spanner is six prisms 16, described
The size of six prism 16 coordinates with the hexagonal hole 12, and the reversible force application means 2 are used to rotate the main body 1；It is described can
The tail end of deflecting force application means 2, auxiliary clamp instrument 3 and auxiliary tool of unloading is provided with rod aperture, and the boosting-rod 18 can divide
It is not put into the rod aperture, torque when increase rotates.
The left-handed bevel pinion 5 of two screw threads is the conelet that right-handed thread can be controlled before work for the reason for unloading
Gear 5 is towards the direction for being easy to be connected with auxiliary clamp instrument 3；And after the clamping of claw 7, main body 1 can not rotate, so two
The bevel pinion 5 of left hand thread is easier to select to use in narrow space.
Because the screens of claw 7 is using the planar structure that two interior angles are 150 degree, 120 degree of three claws 7 are mutually to spiral shell
Bolt or nut can realize accurate clamping, and applied widely.
Embodiment 1
Such as Fig. 1 and Fig. 4, the present embodiment is applied to the first operating mode, parallel with required clamping or the nut axis loosened
Narrow space, can only accommodate the height more slightly higher than main body 1, and auxiliary clamp instrument 3 and auxiliary tool of unloading are only positioned at perpendicular
Direction, reversible force application means 2 are also required to turn over very wide-angle.
In implementation process, main body 1 and auxiliary tool of unloading are attached by screw thread first, adjustment openings of sizes is extremely
Slightly larger than the bolt or nut size waited to tighten or loosened；Main body 1 and auxiliary clamp instrument 3 are attached by screw thread again,
Auxiliary clamp instrument 3 or auxiliary tool of unloading also function as the effect of handle, are easy to ensure the institute of main body 1 at a distance in operation
Need posture；Main body 1 is enclosed on bolt or nut, continues to rotate using auxiliary clamp instrument 3, drives bevel pinion 5 to rotate, it is small
Bevel gear 5 engages with the annular bevel gear of claw drive mechanism 8, drives claw drive mechanism 8 to rotate, claw drive mechanism 8
Driving three claws 7 simultaneously, the heart is close thereto, so as to fishbolt or nut；Retainer body 1 and auxiliary clamp instrument 3 are not
It is dynamic, six prisms 16 and the hexagonal hole 12 of reversible force application means 2 are coordinated, Oldham's coupling 17 is adjusted by space size
Angle, main body 1 and bolt or nut rotation are driven by boosting-rod 18, realize nut or tightening or unloading needed for bolt.
Then, ensure that main body 1 and reversible force application means 2 are motionless, auxiliary clamp instrument 3 is unloaded, by auxiliary tool of unloading and two
Any one of left-handed bevel pinion 5 is threadedly coupled, and then tunes up the opening of main body 1, removes the reversible He of force application means 2
Main body 1 and auxiliary tool of unloading, are replaced.
Embodiment 2
Such as Fig. 2 and Fig. 4, the present embodiment is applied to second of operating mode, parallel with required clamping or the nut axis loosened
Space is larger, but perpendicular narrow space, and auxiliary clamp instrument 3 and auxiliary tool of unloading are only positioned at direction in parallel, can
Deflecting force application means 2 need not turn over very wide-angle.
Difference with embodiment 1 is, claw drive mechanism 8 is driven using small Spur gear 10.
Claims (6)
1. a kind of variable survivor of a murder attempt of force direction pulls, it is characterised in that including main body, reversible force application means, auxiliary clamp work
Tool and auxiliary tool of unloading, the main body include chuck, three claws, claw drive mechanism, three bevel pinions, three small straight
Gear and bonnet, the chuck are provided with three necks, and the claw is arranged in the neck；The back side of the claw is provided with circle
Arc-plane screw thread, the claw drive mechanism are hollow disc shape shape, and the claw drive mechanism front is put down provided with annular
Face screw thread, the claw drive mechanism back side are annular bevel gear, and the claw drive mechanism inner edge is spur gear wheel, institute
The circular arc flat thread for stating claw is engaged with the annular plane screw thread of the claw drive mechanism, the bevel pinion with
The annular bevel gear engagement, the small Spur gear engage with the spur gear wheel；The bonnet is fixed with the chuck
It is installed together；The auxiliary clamp instrument connects the bevel pinion or small Spur gear with auxiliary tool of unloading and passes through the card
Pawl drive mechanism drives three claws close or exit to center, and the reversible force application means are used to rotate the master
Body.
2. the variable survivor of a murder attempt of force direction according to claim 1 pulls, it is characterised in that three claws are mutually 120
Degree.
3. the variable survivor of a murder attempt of force direction according to claim 1 pulls, it is characterised in that the bevel pinion is provided with center
Axle one, the termination of the central shaft one are provided with screw thread, and the screw thread of three bevel pinions is 2 left-handed and 1 dextrorotation；It is described
Small Spur gear is provided with central shaft two, and the termination of the central shaft two is provided with screw thread, and the screw thread of three small Spur gears is 2 left sides
Rotation and 1 dextrorotation；The side wall of the chuck is provided with three circular holes, and the central shaft one is arranged in the circular hole；The bonnet
Three through holes are provided with, the central shaft two is arranged in the through hole；The front end of the auxiliary clamp instrument is provided with dextrorotation
Screw thread, for being used cooperatively with screw thread for the bevel pinion or small Spur gear of dextrorotation；The front end of the auxiliary tool of unloading
Provided with levogyrate inner thread, for being that the left-handed bevel pinion or small Spur gear are used cooperatively with screw thread.
4. the variable survivor of a murder attempt of force direction according to claim 1 pulls, it is characterised in that the center of the bonnet is provided with six
Side shape hole；The reversible force application means include mobile jib, Oldham's coupling and spanner, and the mobile jib and spanner pass through the cross
Shaft coupling links together；The front end of the spanner is six prisms, and six prism size coordinates with the hexagonal hole.
5. the variable survivor of a murder attempt of force direction according to claim 1 pulls, it is characterised in that also including boosting-rod, it is described can
The tail end of deflecting force application means, auxiliary clamp instrument and auxiliary tool of unloading is provided with rod aperture, and the boosting-rod can be put respectively
Enter in the rod aperture.
6. the variable survivor of a murder attempt of force direction according to claim 1 pulls, it is characterised in that the front end of the claw is provided with card
Position, two interior angles of the screens are respectively 150 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710569959.0A CN107363770B (en) | 2017-07-13 | 2017-07-13 | A kind of variable survivor of a murder attempt of force direction pulls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710569959.0A CN107363770B (en) | 2017-07-13 | 2017-07-13 | A kind of variable survivor of a murder attempt of force direction pulls |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107363770A true CN107363770A (en) | 2017-11-21 |
| CN107363770B CN107363770B (en) | 2018-11-27 |
Family
ID=60307976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710569959.0A Expired - Fee Related CN107363770B (en) | 2017-07-13 | 2017-07-13 | A kind of variable survivor of a murder attempt of force direction pulls |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107363770B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206825A (en) * | 2019-06-14 | 2019-09-06 | 上海理工大学 | A kind of stepless variable radius shaft coupling |
| CN112240163A (en) * | 2019-12-18 | 2021-01-19 | 戴桂珍 | Digging drill deviation correcting control method for building construction |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4357844A (en) * | 1980-08-18 | 1982-11-09 | Harold Welbon | Unidirectional drive hand operated wrench |
| CN2696772Y (en) * | 2004-04-13 | 2005-05-04 | 谢智庆 | Hand tool having improved turning device |
| US7100476B1 (en) * | 2006-02-01 | 2006-09-05 | Feit Steven H | Torque wrench for dental implants |
| CN101653836A (en) * | 2009-07-17 | 2010-02-24 | 中国航天科技集团公司长征机械厂 | Cam type centering clamping chuck |
| CN202094540U (en) * | 2011-06-15 | 2011-12-28 | 辽宁省电力有限公司营口供电公司 | Hardware fitting with electrical installation combination tool |
-
2017
- 2017-07-13 CN CN201710569959.0A patent/CN107363770B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4357844A (en) * | 1980-08-18 | 1982-11-09 | Harold Welbon | Unidirectional drive hand operated wrench |
| CN2696772Y (en) * | 2004-04-13 | 2005-05-04 | 谢智庆 | Hand tool having improved turning device |
| US7100476B1 (en) * | 2006-02-01 | 2006-09-05 | Feit Steven H | Torque wrench for dental implants |
| CN101653836A (en) * | 2009-07-17 | 2010-02-24 | 中国航天科技集团公司长征机械厂 | Cam type centering clamping chuck |
| CN202094540U (en) * | 2011-06-15 | 2011-12-28 | 辽宁省电力有限公司营口供电公司 | Hardware fitting with electrical installation combination tool |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206825A (en) * | 2019-06-14 | 2019-09-06 | 上海理工大学 | A kind of stepless variable radius shaft coupling |
| CN112240163A (en) * | 2019-12-18 | 2021-01-19 | 戴桂珍 | Digging drill deviation correcting control method for building construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107363770B (en) | 2018-11-27 |
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| SE01 | Entry into force of request for substantive examination | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181127 |