CN104227639A - Clamping rebounding device of torque wrench - Google Patents
Clamping rebounding device of torque wrench Download PDFInfo
- Publication number
- CN104227639A CN104227639A CN201410503460.6A CN201410503460A CN104227639A CN 104227639 A CN104227639 A CN 104227639A CN 201410503460 A CN201410503460 A CN 201410503460A CN 104227639 A CN104227639 A CN 104227639A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- socket cover
- lever
- clamp
- spring
- 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
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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
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
- B25B23/142—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
- B25B23/1422—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers torque indicators or adjustable torque limiters
- B25B23/1427—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers torque indicators or adjustable torque limiters by mechanical means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention relates to a clamping rebounding device of a torque wrench. The clamping rebounding device comprises handles, a sleeve and a sleeve cover, wherein the sleeve cover is tightened to the sleeve, the handles are fixedly welded to the sidewall of the sleeve cover and are of two rods which are symmetrical in the same plane, a telescoping sleeve is arranged between the two symmetrical rods of the handles, a control rod is hinged to a telescoping rod of the telescoping sleeve through a hinge arranged on the telescoping rod, the left end of the control rod is rotatably connected with a lever through a turning shaft, a fulcrum bar is rotatably arranged at the middle point of the lever, a drawing wire is fixedly connected to the other end of the lever, a clamp is fixedly arranged at the other end of the drawing wire, and a spring B is fixedly connected to the right side of the clamp; a vertical jacking rod is arranged at the central axis of the sleeve cover. The clamping rebounding device can play a role in automatically rebounding when bolts are excessively tightened, so that the bolts are tightened to the maximum limit, threads of the bolts are not damaged, and threaded structures are protected; the clamping rebounding device is simple in structure, small in size, light in weight and convenient to carry.
Description
Technical field
The present invention relates to a kind of spanner, specifically a kind of torque spanner clamping resilient mounting.
Background technology
This traditional hand hardware & tools for removable fastener of torque spanner, plays efficient function fast, along with development and the demand of science and technology, is also constantly changing when the threaded fastener such as fastening bolt, nut.Existing market generally uses mechanical torque spanner, but often there is fastening pine or tension excessively in mechanical torque spanner, pine causes bolt work piece inadequate excessively, easily comes off when fastening bolt, nut, and the excessive tension that causes of moment, the screw thread of bolt is subject to destruction; Therefore need one bolt can either be tightened, can also when bolt tension the device of Automatic-falling handle, during to ensure screw threads for fastening, screw thread is intact, fastening moderate, particularly important under the situation of rapid technological growth like this.
Summary of the invention
The object of the present invention is to provide during a kind of bolt tension and automatically upspring, protection helicitic texture, structure is simple, and volume is little, lightweight, and torque spanner clamping resilient mounting easy to carry, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
A kind of torque spanner clamping resilient mounting, comprises handle, sleeve and socket cover, described socket cover is fastened on sleeve, handle is fixedly welded on the sidewall of socket cover, handle is two bars symmetrical in same plane, extension sleeve is provided with between two of handle symmetrical bars, and the two ends of extension sleeve are separately fixed on two symmetrical bars, extension sleeve is provided with the adjusting bolt regulating stroke, hinge by arranging on the expansion link of extension sleeve has control lever, the left end of control lever is connected with lever by axis of rotation, the midpoint of lever is rotated and is provided with pole, pole is fixed on the sidewall of socket cover, other one end of lever is fixedly connected with wire drawing, other one end of wire drawing is fixed with clamp, spring B is fixedly connected with on the right side of clamp, and spring B is set in wire drawing, the central shaft of described socket cover is provided with vertical push rod, and the upper end of push rod is fixedly welded with fixture block, and fixture block upper surface is fixedly connected with connecting rod, and connecting rod is arranged with spring A.
Further: clamp is semi-round ball structure, and in the right plane of spring B natural length lower clip and the right side wall planes overlapping of socket cover.
Further: the upper end of described connecting rod is fixed with draw ring.
Further: the distance between the right side of described fixture block and the right side wall of socket cover is less than the diameter of the clamp of semi-round ball structure.
Further: the lower end of described push rod extend in sleeve, the lower surface of spring A natural length lower push rod overlaps with the lower surface of sleeve.
Compared with prior art, the invention has the beneficial effects as follows: appliance for releasing single role when the present invention can realize bolt tension, bolt on to greatest extent and do not destroy the screw thread of bolt, protection helicitic texture, structure is simple, and volume is little, lightweight, easy to carry.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of torque spanner clamping resilient mounting.
Fig. 2 is the plan structure schematic diagram of handle in a kind of torque spanner clamping resilient mounting.
Fig. 3 is the structure for amplifying schematic diagram of A in Fig. 1.
In figure: 1-handle, 2-sleeve, 3-socket cover, 4-push rod, 5-draw ring, 6-spring A, 7-connecting rod, 8-fixture block, 9-control lever, 10-rotating shaft, 11-wire drawing, 12-pole, 13-lever, 14-clamp, 15-spring B, 16-hinge, 17-extension sleeve, 18-adjusting bolt.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to figure, in the embodiment of the present invention, a kind of torque spanner clamping resilient mounting, comprises handle 1, sleeve 2 and socket cover 3, described socket cover 3 is fastened on sleeve 2, handle 1 is fixedly welded on the sidewall of socket cover 3, handle 1 is two bars symmetrical in same plane, extension sleeve 17 is provided with between two of handle 1 symmetrical bars, and the two ends of extension sleeve 17 are separately fixed on two symmetrical bars, extension sleeve 17 is provided with the adjusting bolt 18 regulating stroke, hinge 16 by arranging on the expansion link of extension sleeve 17 is hinged with control lever 9, the left end of control lever 9 is rotatably connected to lever 13 by rotating shaft 10, the midpoint of lever 13 is rotated and is provided with pole 12, pole 12 is fixed on the sidewall of socket cover 3, other one end of lever 13 is fixedly connected with wire drawing 11, other one end of wire drawing 11 is fixed with clamp 14, clamp 14 is semi-round ball structure, and the right side wall planes overlapping of the right plane of clamp 14 and socket cover 3, spring B 15 is fixedly connected with on the right side of clamp 14, and spring B 15 is set in wire drawing 11, the central shaft of described socket cover 3 is provided with vertical push rod 4, the upper end of push rod 4 is fixedly welded with fixture block 8, distance between the right side of fixture block 8 and the right side wall of socket cover 3 is less than the diameter of the clamp 14 of semi-round ball structure, fixture block 8 upper surface is fixedly connected with connecting rod 7, the upper end of connecting rod 7 is fixed with draw ring 5, and connecting rod 7 is arranged with spring A6, the lower end of described push rod 4 extend in sleeve 2, and the lower surface of spring A6 natural length lower push rod 4 overlaps with the lower surface of sleeve 2.
Torque spanner in use, first draw ring 5 is pulled with hand, spring A6 is compressed, push rod 4 and fixture block 8 move, top fixture block 8 moving on to clamp 14 is blocked by clamp 14, now the lower surface of push rod 4 is more than the lower surface of sleeve 2, now sleeve 2 is enclosed within bolt, rotation makes bolted, when being fastened to a certain degree, the torsion that handle 1 receives increases, tangential force is large, two of handle 1 symmetrical bars are extruded mutually, expansion link 13 compresses, the right-hand member of control lever 9 hinged on expansion link 13 moves down, left end is jack-up left, lever 13 is rotated around pole 12, the upper end of lever 13 pulls clamp 14 by wire drawing 11 to the right, clamp 14 departs from the right side wall of socket cover 3, fixture block 8 departs from, effect lower push rod 4 jack-up downwards of spring A6, sleeve 2 is departed from.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (5)
1. torque spanner clamping resilient mounting, comprises handle (1), sleeve (2) and socket cover (3), it is characterized in that: described socket cover (3) is fastened on sleeve (2), handle (1) is fixedly welded on the sidewall of socket cover (3), handle (1) is two bars symmetrical in same plane, extension sleeve (17) is provided with between two of handle (1) symmetrical bars, and the two ends of extension sleeve (17) are separately fixed on two symmetrical bars, extension sleeve (17) is provided with the adjusting bolt (18) regulating stroke, hinge (16) by arranging on the expansion link of extension sleeve (17) is hinged with control lever (9), the left end of control lever (9) is rotatably connected to lever (13) by rotating shaft (10), the midpoint of lever (13) is rotated and is provided with pole (12), pole (12) is fixed on the sidewall of socket cover (3), other one end of lever (13) is fixedly connected with wire drawing (11), other one end of wire drawing (11) is fixed with clamp (14), spring B (15) is fixedly connected with on the right side of clamp (14), and spring B (15) is set in wire drawing (11), the central shaft of described socket cover (3) is provided with vertical push rod (4), the upper end of push rod (4) is fixedly welded with fixture block (8), and fixture block (8) upper surface is fixedly connected with connecting rod (7), and connecting rod (7) is arranged with spring A(6).
2. torque spanner clamping resilient mounting according to claim 1, is characterized in that: clamp (14) is semi-round ball structure, and in the right plane of spring B (15) natural length lower clip (14) and the right side wall planes overlapping of socket cover (3).
3. torque spanner clamping resilient mounting according to claim 1, is characterized in that: the upper end of described connecting rod (7) is fixed with draw ring (5).
4. torque spanner clamping resilient mounting according to claim 1, is characterized in that: the distance between the right side of described fixture block (8) and the right side wall of socket cover (3) is less than the diameter of the clamp (14) of semi-round ball structure.
5. torque spanner according to claim 1 clamping resilient mounting, is characterized in that: the lower end of described push rod (4) extend in sleeve (2), spring A(6) lower surface of natural length lower push rod (4) overlaps with the lower surface of sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410503460.6A CN104227639B (en) | 2014-09-26 | 2014-09-26 | A kind of torque spanner clamping resilient mounting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410503460.6A CN104227639B (en) | 2014-09-26 | 2014-09-26 | A kind of torque spanner clamping resilient mounting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104227639A true CN104227639A (en) | 2014-12-24 |
| CN104227639B CN104227639B (en) | 2018-11-30 |
Family
ID=52216998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410503460.6A Active CN104227639B (en) | 2014-09-26 | 2014-09-26 | A kind of torque spanner clamping resilient mounting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104227639B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105286441A (en) * | 2015-11-13 | 2016-02-03 | 刘裔丽 | Fruit clamper with elastic clamping assemblies |
| CN105286440A (en) * | 2015-11-13 | 2016-02-03 | 刘裔丽 | Multifunctional fruit clamper |
| CN105286442A (en) * | 2015-11-13 | 2016-02-03 | 刘裔丽 | Fruit clamper with fruit knife |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2304510Y (en) * | 1997-07-28 | 1999-01-20 | 谢智庆 | Large torque spanner |
| CN2312108Y (en) * | 1997-10-27 | 1999-03-31 | 钱永怀 | Wrench with means for indicating twisting force value |
| US6305250B1 (en) * | 2000-05-26 | 2001-10-23 | Daniel Huang | Triple-function ratchet device |
| WO2004012907A1 (en) * | 2002-08-01 | 2004-02-12 | Smart Tools Ltd | A gearless one way drive |
| CN201079942Y (en) * | 2007-08-30 | 2008-07-02 | 李志民 | Hydraulic type number torque spanner |
| CN103448010A (en) * | 2012-12-14 | 2013-12-18 | 宝合扭力工具（上海）有限公司 | Torque wrench |
-
2014
- 2014-09-26 CN CN201410503460.6A patent/CN104227639B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2304510Y (en) * | 1997-07-28 | 1999-01-20 | 谢智庆 | Large torque spanner |
| CN2312108Y (en) * | 1997-10-27 | 1999-03-31 | 钱永怀 | Wrench with means for indicating twisting force value |
| US6305250B1 (en) * | 2000-05-26 | 2001-10-23 | Daniel Huang | Triple-function ratchet device |
| WO2004012907A1 (en) * | 2002-08-01 | 2004-02-12 | Smart Tools Ltd | A gearless one way drive |
| CN201079942Y (en) * | 2007-08-30 | 2008-07-02 | 李志民 | Hydraulic type number torque spanner |
| CN103448010A (en) * | 2012-12-14 | 2013-12-18 | 宝合扭力工具（上海）有限公司 | Torque wrench |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105286441A (en) * | 2015-11-13 | 2016-02-03 | 刘裔丽 | Fruit clamper with elastic clamping assemblies |
| CN105286440A (en) * | 2015-11-13 | 2016-02-03 | 刘裔丽 | Multifunctional fruit clamper |
| CN105286442A (en) * | 2015-11-13 | 2016-02-03 | 刘裔丽 | Fruit clamper with fruit knife |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104227639B (en) | 2018-11-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information |
Address after: 315806, No. 68 North Lake Road, Beilun District, Zhejiang, Ningbo Applicant after: NINGBO XUSHENG AUTO TECHNOLOGY Co.,Ltd. Address before: 315806, No. 68 North Lake Road, Beilun District, Zhejiang, Ningbo Applicant before: NINGBO XUSHENG MACHINERY Co.,Ltd. |
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| COR | Change of bibliographic data | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 68, Yanshanhe South Road, Beilun District, Ningbo, Zhejiang 315800 Patentee after: Ningbo Xusheng Group Co.,Ltd. Address before: 315806, No. 68 North Lake Road, Beilun District, Zhejiang, Ningbo Patentee before: NINGBO XUSHENG AUTO TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address |