CN103240705A - Method for quickly tightening and dismounting bolt nut and adjustable wrench achieving same - Google Patents
Method for quickly tightening and dismounting bolt nut and adjustable wrench achieving same Download PDFInfo
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- CN103240705A CN103240705A CN2013101850282A CN201310185028A CN103240705A CN 103240705 A CN103240705 A CN 103240705A CN 2013101850282 A CN2013101850282 A CN 2013101850282A CN 201310185028 A CN201310185028 A CN 201310185028A CN 103240705 A CN103240705 A CN 103240705A
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- 238000004519 manufacturing process Methods 0.000 description 5
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
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- 238000005516 engineering process Methods 0.000 description 3
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- 230000002950 deficient Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The invention relates to a method for quickly tightening and dismounting a bolt nut and an adjustable wrench achieving the same. The method for quickly tightening and dismounting the bolt nut comprises the following steps of clamping and holding symmetrical side ridges of the bolt nut through two V-shaped grooves and then turning the clamped bolt nut. The adjustable wrench achieving the method comprises a fixed jaw clamp and a movable jaw clamp, wherein the inner sides of two jaw opening faces are provided with the V-shaped grooves, and the size of a clamp opening formed by the two jaw clamp is adjusted through the movable jaw clamp linked by an adjusting screw rod in an accommodating groove. By adopting the method for quickly tightening and dismounting the bolt nut and the adjustable wrench, the clamped bolt nut does not easily slip, stressed nut corners are not easily abraded to be rounded corners, and accordingly deformation and damage are not caused. The bolt nut tightening and dismounting efficiency is improved by continuously turning the wrench. The flexible characteristic of continuous adjustment of the opening of the adjustable wrench is kept, the adjustable wrench can take the place of a double offset ring spanner and an open end wrench under the condition that a surrounding space of the bolt nut is allowable, and the number, the weight and the procurement cost of tools required to be carried are reduced remarkably.
Description
Technical field
The present invention relates to method fastening, the demounting bolt nut, comprise bolt and nut clamping step and swivel bolt nut step.
The invention still further relates to monkey wrench fastening, the demounting bolt nut, shank one end of monkey wrench is formed with a head, head one end is extended with a fixed jaw, head laterally then offers a chute and vertical storage tank together with chute, be provided with a movable jaw in the chute, movable jaw is adjusted two jaws folder mouthful size by the adjustment screw rod interlock in the storage tank.
Background technology
Open end wrench such as open-end wrench and monkey wrench instrument all is jaw actinal surface clamping switching bolt and nut two parallel to flank side surface that utilizes two jaws, to carry out fastening, the field-strip of bolt and nut.
When the jaw actinal surface clamping switching bolt and nut two of two jaws is parallel when flank side surface is carried out fastening, dismounting, because of open-end wrench the mouth be wider than the bolt and nut opposite side distance from, when spanner rotated to an angle and be able to eat power, what have more just obtained compensation and begins to transmit torsion apart from the gap.With regard to the bolt and nut radial dimension, two diagonal angle crest lines are apart from maximum, so two jaw actinal surfaces are at first had an effect at crest line place, the diagonal angle of bolt and nut, the problem of cause its distortion so cause the bolt and nut angle to be worn down to fillet, damaging, this just buries accident potential for later equipment check, operation, brings difficulty to repairing.Though it is two parallel to flank side surface that monkey wrench can be adjacent to, the loosening of movable jaw can be caused in the adjusting screw(rod) gap, and the problems referred to above are existed equally.Therefore in maintenance work, open-end wrench and monkey wrench are reduced as best one can be used.
The method that double offset ring spanner or box spanner are exerted all one's strength by multi-angle or multiple spot is synthetic to obtain above-mentioned torsion, helps the solution of foregoing problems.But wide the fixing of mouth of each double offset ring spanner, and bolt and nut not only has different specification size, the branch that metric system, English system are arranged again, moreover the bolt and nut of same screw thread specification, because of the difference of loading, the bolt and nut length of side and opposite side distance are from having nothing in common with each other again, and this just causes the uncertainty of required wabbler and aforementioned open-end wrench and combination wrenches, what make instrument purchases, carries, stores and manage all very inconvenient, and service efficiency is low.
For this reason, people are being devoted to the improvement of fastening, demounting bolt nut method and monkey wrench fast always.U.S. Patent number proposes the scheme of non-perpendicular form for No. 1309860; prevent that the bolt and nut angle is worn down to fillet and prevents its distortion, the effect of damaging though have; come the pre-groove size but only limit to general bolt and nut relatively more commonly used, can't allow the bolt and nut angle of all interior specifications of certain scope be protected.Chinese invention patent specification ZL 200610152118.1 discloses a kind of jaw structure of monkey wrench, its two jaw actinal surface inboards at least respectively are formed with a point of application and a groove, make the stressed bolt and nut angle just can be unsettled and be not worn down to fillet and prevent its distortion, damage, the effect of the bolt and nut that is kept perfectly.But it is parallel to the stressed present situation of flank side surface that such structure does not change bolt and nut two substantially, and the length of two jaws is shortened relatively, the easy slippage of bolt and nut; Double recess also makes spanner work idle stroke increase simultaneously, and operating efficiency reduces.
Summary of the invention
Above-mentioned bolt and nut is fastening in order to overcome, method for dismounting and the existing defective of equipment, technical problem to be solved by this invention provides and can keep stressed bolt nut angle not to be worn down to fillet and to prevent its distortion, damage, the method for fastening, the demounting bolt nut fast of the bolt and nut effect that is kept perfectly.
Corresponding in this, another technical problem that will solve of the present invention provides and can keep stressed bolt nut angle not to be worn down to fillet and to prevent its distortion, damage, the bolt and nut effect that is kept perfectly, reliable operation, the monkey wrench that efficient is high.
With regard to the method for fastening, demounting bolt nut fast, the method that the present invention solves the problems of the technologies described above comprises the steps: square or polygon bolt and nut are embraced an one group symmetry crest line, swivel bolt nut after the clamping with a pair of V-groove folder.
Embrace in the process at folder, occur skidding even the surface of bolt and nut speckles with profit, instead folder armful action can more easily make one group of symmetry crest line of bolt and nut adjust to the center of two V-grooves; After folder is embraced, if the angle of V-groove is identical with the angle of bolt and nut adjacent side, two pairs of V-grooves will have 4 planes to contact the transmission torsional moment with 4 side planes of bolt and nut in theory; Certainly since the accuracy of manufacture or movable jaw mouth occur loosening, in fact V-groove should have at least 3 planes and bolt and nut 3 side plane parts contact reliable transmission torsional moment; If the angle of V-groove is less than the angle of bolt and nut adjacent side, two pairs of V-grooves will have 4 side planes of 4 bead lines and bolt and nut to contact driving torque in theory.
Bolt and nut of the present invention beneficial effect fastening, method for dismounting fast is as follows:
1. clamping realizes easily;
2. be difficult for slippage after the clamping;
3. no matter be that wire is stressed or planar stressed, main power transmission point not on the angle of bolt and nut, guarantees that stressed bolt nut angle is not worn down to fillet and prevents its distortion, damage, and the bolt and nut effect is kept perfectly.
As the present invention's improvement of fastening, demounting bolt nut method fast, the angle of V-groove is 90 ° to 120 °, preferred 120 °, and to be complementary with the most frequently used hexagon-headed bolt nut screw of standard.
As the present invention fast the another kind of fastening, demounting bolt nut method improve, the formed plane of groove bottom line movement locus in clamping process of the V-groove that two openings are relative coincide and preferred two V-groove shape sizes identical.
As the present invention fast the another kind of fastening, demounting bolt nut method improve, the degree of depth of the V-groove that two openings are relative is respectively 2 millimeters to 5 millimeters, preferred 3 millimeters.
With regard to the monkey wrench of fastening, demounting bolt nut fast, the present invention is that shank one end of the monkey wrench that solves the problems of the technologies described above is formed with a head, head one end is extended with a fixed jaw, head laterally then offers a chute and vertical storage tank together with chute, be provided with a movable jaw in the chute, movable jaw is adjusted two jaws folder mouthful size by the adjustment screw rod interlock in the storage tank, and its feature: two jaw actinal surface inboards have the relative V-groove of a counterpart mouth at least.
Adopt the monkey wrench of said structure, the rotation adjusting screw(rod), just can realize that bolt and nut symmetry incline line is clamped by two V-grooves, just as noted earlier, this spanner can keep stressed bolt nut angle not to be worn down to fillet and to prevent its distortion, damage, kept the complete effect of bolt and nut, reliable operation efficient height.
The beneficial effect of monkey wrench of the present invention is as follows:
1. the jaw actinal surface of two jaws is except the V-groove of leaving, and remainder is still smooth smooth, thus kept the original flexible nature of monkey wrench, as to the opening dimensional threshold with interior irregular bolt, nut, screw, still can play a role.
2.V the distance between the type groove is regulated arbitrarily within the specific limits.
3. can under most of situation that the bolt and nut surrounding space allows, replace complete double offset ring spanner and open-end wrench, carry weight and purchase cost significantly reduces.
That 4.V the type groove is clamped bolt and nut and finish is fastening, dismantle these need operation that bigger torsion just can finish after, if the surrounding space of bolt and nut allows, can be under bolt and nut head clamp position, continuously rotary spanner and difficult drop-off, safe and reliable, thus the fastening and removal efficiency of bolt and nut improved.
Description of drawings
Fig. 1 is the jaw structural upright outside drawing of monkey wrench of the present invention
Fig. 2 is the view of monkey wrench clamping nut of the present invention
The specific embodiment
Monkey wrench of the present invention is except leaving at least one pair of V-groove 2 at movable jaw 1 and fixed jaw 3 formed jaw mouths, and remainder is identical with the structure of existing monkey wrench.
Now being improved to example with the monkey wrench of 250 millimeters specifications of length overall is illustrated.
As shown in Figure 1, monkey wrench of the present invention has 120 ° of angles, is 3 millimeters V-groove 2 deeply in movable jaw 1 and fixed jaw 3.When adjusting screw(rod) makes two jaw mouths when contact, it is 6 millimeters positive rhombus groove that two V-grooves have just formed the length of side, and the top of rhombus distance from top monkey wrench is 3 millimeters.Angle α approximate representation is fastening, during the demounting bolt nut, the pinch bar central plane favours the angle of bolt and nut end face.Accompanying drawing 1, accompanying drawing 2 drawn jaw structure when this angle is 90 ° and the duty of clamping hex nut.
Before fastening, demounting bolt nut fast, the adjusting screw(rod) 4 of first rotary moveable spanner is embraced two symmetrical inclines of nuts 5, rotation nut 5 after the clamping with V-groove 2 folders.
Because a pair of V-groove 2 folders of nut 5 usefulness are embraced its a pair of symmetrical incline, occur skidding even the surface of nut speckles with profit, instead folder is embraced action can more easily make nut adjust to the center in two spaces that V-groove forms; When folder is embraced hex nut 5 identical with the angle of hex nut adjacent side because the angle of V-groove 2 is 120 °, so 4 side planes that the two pairs of V-grooves will have 4 planes and nut in theory at least the part contact the transmission torsional moment; Because the accuracy of manufacture or movable jaw mouth occur loosening, in fact V-groove have at least 3 planes and nut 3 side plane parts contact reliable transmission torsional moment.The default nut shape that this situation and spanner use matches.
When this spanner is used for anistree articulation on fastening, the dismounting water pipe (accompanying drawing does not draw), the angle of its V-groove is because less than the angle between the octagon nut adjacent side, two pairs of V-grooves will contact driving torque with 4 side planes of 4 bead lines and nut in theory; Because the accuracy of manufacture or movable jaw mouth occur loosening, in fact V-groove has the contacting of 3 side plane parts of 3 bead lines and nut at least, transmits torsional moment reliably.This service condition, obviously can't be operated because penetrating or pass if use traditional double offset ring spanner.Use monkey wrench of the present invention then fine realization to operate.
Embrace a tetragonal nut if this spanner is used for folder, the angle of V-groove will be because greater than 90 ° of the angles of tetragonal nut adjacent side, the bosom, bottom of two pairs of V-grooves will contact driving torque with 2 symmetrical drift angles of tetragonal nut; Because the accuracy of manufacture or movable jaw mouth occur loosening, may be subjected to displacement during the application of force, but because the V-groove structure makes displacement compare remarkable reduction with common wrench, that is to say, spanner of the present invention is limited to the distortion at tetragonal nut angle near the V-groove bottom, not only increased contact area also because producing the pattern effect, nut is passed the power that is subjected in regime of elastic deformation, avoiding being stretched produces plastic deformation and becomes fillet and cause its distortion, damage, and this nut is usually used in wooden stressed less fastening and dismounting such as connect in addition.So situation still can recommend to use.
This monkey wrench fast fastening, dismounting nut method and realize that the monkey wrench of this method received that beyond thought beneficial effect is as follows:
1. clamping realizes easily;
2. be difficult for slippage after the clamping;
3. no matter be that wire is stressed or planar stressed, main power transmission point not on the angle of nut, guarantees that stressed nut angle is not worn down to fillet and causes its distortion, damage, and the nut effect is kept perfectly.
4. the jaw actinal surface of two jaws is except the V-groove of leaving, and remainder is still smooth smooth, thus kept the original flexible nature of monkey wrench, as to the opening dimensional threshold with interior irregular bolt, nut, still can play a role.
5.V the distance between the type groove is regulated arbitrarily according to the nut size within the specific limits.
That 6.V the type groove is clamped nut and finish is fastening, dismantle these relatively large torsion operations after, if the surrounding space of nut allows, can be under bolt or nut head clamp position, rotary spanner and difficult drop-off continuously, safe and reliable, improve the fastening and removal efficiency of nut.
Trial-manufacture of sample and practical application show that also the monkey wrench minimum of above-described embodiment can be used for the hex nut of M4, and the specification of corresponding open-end wrench is 7 millimeters; Maximum can be used for the hex nut of M22, and the specification of corresponding open-end wrench is 32 millimeters.Conservative relatively with domestic certain famous brand common tool suit, its 10 millimeters quantity to the ten family of four combination wrenches commonly used of 32 millimeters specifications is 3 kilograms of 14, weight, the hundreds of units of price.And adopt only 1 of 250 millimeters improved spanner quantity of specification monkey wrench, weight 380 grams, price is tens of units only, thus the present invention under fastening, the unrestricted condition of demounting bolt nut environment, its portability, reduction effect and operating efficiency all are significant.
As the present invention's improvement of fastening, demounting bolt nut method fast, the plane included angle α of handle center of the groove bottom line of V-groove and spanner is 90 ° to 150 °, be used for, demounting bolt nut fastening with different angles, prevent that the barrier around the bolt and nut from impacting operation.Preferred angle α is 90 °, produces maximum arm of force to ensure under the situation of clear.
By reference to the accompanying drawings the preferred embodiments of the disclosure and embodiment have been done detailed description above, but the present invention is not limited to the above-described embodiment and examples, in the ken that those skilled in the art possess, can also make various variations without departing from the inventive concept of the premise.
Claims (8)
1. the method for fastening, demounting bolt nut fast, this method comprises the steps:
With the bolt and nut clamping,
Rotate the bolt and nut of clamping then,
It is characterized in that: described bolt and nut clamping is to realize by one group of symmetry crest line of two V-groove folder armful bolt and nuts.
2. according to the method for described fastening, the demounting bolt nut fast of claim 1, it is characterized in that: the angle of described V-groove is 90 ° to 120 °, preferred 120 °.
3. according to the method for described fastening, the demounting bolt nut fast of claim 1, it is characterized in that: its movement locus is at grade in clamping process for the groove bottom line of the V-groove that two openings are relative.
4. according to the method for described fastening, the demounting bolt nut fast of claim 1, it is characterized in that: the V-groove shape size that two openings are relative is identical.
5. according to the method for described fastening, the demounting bolt nut fast of claim 1, it is characterized in that: the degree of depth of the V-groove that two openings are relative is 2 millimeters to 5 millimeters, preferred 3 millimeters.
6. realize the monkey wrench of described fastening, the demounting bolt nut method fast of claim 1, shank one end of this monkey wrench is formed with a head, head one end is extended with a fixed jaw, head laterally then offers a chute and vertical storage tank together with chute, be provided with a movable jaw in the chute, movable jaw is adjusted two jaws folder mouthful size by the adjusting screw(rod) interlock in the storage tank, and it is characterized in that: two jaw actinal surface inboards have the relative V-groove of a counterpart mouth at least.
7. according to realizing the described monkey wrench of claim 6, it is characterized in that: the span of the plane included angle α of handle center of the groove bottom line of V-groove and spanner is 90 ° to 150 °.
8. according to realizing the described monkey wrench of claim 6, it is characterized in that: two jaw actinal surface inboards have the relative V-groove of two counterpart mouths, close, be respectively α 1 and α 2 away from the groove bottom line of two pairs of V-grooves on spanner top and the handle center plane included angle of spanner, α 1 value is 90 °, and α 2 values are 120 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310185028.2A CN103240705B (en) | 2013-05-20 | 2013-05-20 | The method of Quick fastening, demounting bolt nut and realize the monkey wrench of the method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310185028.2A CN103240705B (en) | 2013-05-20 | 2013-05-20 | The method of Quick fastening, demounting bolt nut and realize the monkey wrench of the method |
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| Publication Number | Publication Date |
|---|---|
| CN103240705A true CN103240705A (en) | 2013-08-14 |
| CN103240705B CN103240705B (en) | 2015-09-16 |
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| CN201310185028.2A Expired - Fee Related CN103240705B (en) | 2013-05-20 | 2013-05-20 | The method of Quick fastening, demounting bolt nut and realize the monkey wrench of the method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181834A (en) * | 2014-09-26 | 2016-12-07 | 陈公正 | Movable arc escapement jaw wrench |
| TWI595979B (en) * | 2015-09-08 | 2017-08-21 | Nitto Kohki Co | Screw together the material fastening tools and counting devices |
| CN112129973A (en) * | 2020-09-25 | 2020-12-25 | 上海华力微电子有限公司 | Auxiliary fixing device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2035690U (en) * | 1988-09-14 | 1989-04-12 | 杜昌文 | Adjustable wrench |
| CN2111168U (en) * | 1992-01-20 | 1992-07-29 | 顾英强 | Outside clamping diagonal ring spanner |
| CN2123403U (en) * | 1992-05-21 | 1992-12-02 | 张庆良 | Diagonal monkey wrench |
| US5305667A (en) * | 1993-04-12 | 1994-04-26 | Juan Caballero | Adjustable wrench |
| JP2774094B2 (en) * | 1996-06-18 | 1998-07-09 | 株式会社松阪鉄工所 | Ratchet wrench |
| KR20020060401A (en) * | 2001-01-10 | 2002-07-18 | 안원기 | Multiple Ranch Tool |
-
2013
- 2013-05-20 CN CN201310185028.2A patent/CN103240705B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2035690U (en) * | 1988-09-14 | 1989-04-12 | 杜昌文 | Adjustable wrench |
| CN2111168U (en) * | 1992-01-20 | 1992-07-29 | 顾英强 | Outside clamping diagonal ring spanner |
| CN2123403U (en) * | 1992-05-21 | 1992-12-02 | 张庆良 | Diagonal monkey wrench |
| US5305667A (en) * | 1993-04-12 | 1994-04-26 | Juan Caballero | Adjustable wrench |
| JP2774094B2 (en) * | 1996-06-18 | 1998-07-09 | 株式会社松阪鉄工所 | Ratchet wrench |
| KR20020060401A (en) * | 2001-01-10 | 2002-07-18 | 안원기 | Multiple Ranch Tool |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181834A (en) * | 2014-09-26 | 2016-12-07 | 陈公正 | Movable arc escapement jaw wrench |
| TWI595979B (en) * | 2015-09-08 | 2017-08-21 | Nitto Kohki Co | Screw together the material fastening tools and counting devices |
| CN112129973A (en) * | 2020-09-25 | 2020-12-25 | 上海华力微电子有限公司 | Auxiliary fixing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103240705B (en) | 2015-09-16 |
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Inventor after: Xu Yun Inventor after: Fu Kaili Inventor after: Zeng Fanzhe Inventor after: Zhao Chengjin Inventor after: Li Xu Inventor after: Zhao Sha Inventor after: Song Xiuwei Inventor after: Bai Xiaoqiang Inventor after: Wu Xiaojiang Inventor before: Xu Yun Inventor before: Zeng Fanzhe Inventor before: Zhao Chengjin Inventor before: Li Xu Inventor before: Song Xiuwei Inventor before: Bai Xiaoqiang Inventor before: Wu Xiaojiang |
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Free format text: CORRECT: INVENTOR; FROM: XU YUN CENG FANZHE ZHAO CHENGJIN LI XU SONG XIUWEI BAI XIAOQIANG WU XIAOJIANG TO: XU YUN FU KAILI CENG FANZHE ZHAO CHENGJIN LI XU ZHAO SHA SONG XIUWEI BAI XIAOQIANG WU XIAOJIANG |
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