CN108506318A - Fast nut - Google Patents
Fast nut Download PDFInfo
- Publication number
- CN108506318A CN108506318A CN201810345181.XA CN201810345181A CN108506318A CN 108506318 A CN108506318 A CN 108506318A CN 201810345181 A CN201810345181 A CN 201810345181A CN 108506318 A CN108506318 A CN 108506318A
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- China
- Prior art keywords
- nut
- extension
- fast
- separation structure
- clamping portion
- 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
- 238000000926 separation method Methods 0.000 claims abstract description 88
- 230000003068 static effect Effects 0.000 claims abstract description 5
- 238000003825 pressing Methods 0.000 claims description 24
- 238000009434 installation Methods 0.000 claims description 8
- 230000004308 accommodation Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 13
- 238000000227 grinding Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008774 maternal effect Effects 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
- F16B37/08—Quickly-detachable or mountable nuts, e.g. consisting of two or more parts; Nuts movable along the bolt after tilting the nut
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The present invention provides a kind of fast nuts.Fast nut includes：Nut assembly has internal thread；Screw component, it includes being arranged structure and separation structure to screw component, it separation structure and is arranged structure and is detachably connected and positioned at being arranged in structure, separation structure is connect with nut assembly rotation stop, so that screwing component has the rotation stop state static relative to nut assembly, when screwing component and being in rotation stop state, screwing component can drive nut assembly to rotate together.Present invention efficiently solves the dismounting for being directed to locking nut in the prior art is complex, cumbersome, increase the labor intensity of staff and the problem that dismounting is time-consuming.
Description
Technical field
The present invention relates to technical field of fastening, in particular to a kind of fast nut.
Background technology
Currently, nut is applied in each middle occasion of machinery field, it can achieve the purpose that connection, tighten.However, being directed to
The saw blade locking nut of cast-cutting saw and the locking nut of angle grinder grinding wheel, since saw blade and grinding wheel need and master in the process of running
Machine is fastenedly connected, then the more fastening that locking nut screws, and needs to dismantle down locking nut using special tool
Come, cause the dismounting of locking nut complex, cumbersome, the labor intensity and dismounting for increasing staff take, and influence work
Make the working efficiency of personnel.
Invention content
The main purpose of the present invention is to provide a kind of fast nuts, to solve to be directed to tearing open for locking nut in the prior art
It unloads complex, cumbersome, increases the labor intensity of staff and the problem that dismounting is time-consuming.
To achieve the goals above, the present invention provides a kind of fast nuts, including：Nut assembly has internal thread；Rotation
Component is twisted, it includes being arranged structure and separation structure to screw component, separation structure and is arranged structure and is detachably connected and is located at and be arranged
In structure, separation structure is connect with nut assembly rotation stop, so that screwing component has the rotation stop shape static relative to nut assembly
State, when screwing component and being in rotation stop state, screwing component can drive nut assembly to rotate together.
Further, structure is arranged to be clamped or be fastenedly connected with separation structure.
Further, separation structure has the first clamping portion, and being arranged structure has the second clamping portion, the first clamping portion and the
Two clamping portions are clamped, to realize the connection for being arranged structure and separation structure.
Further, the first clamping portion is one or more, when the first clamping portion is multiple, multiple first clamping portions edge
Separation structure is provided at circumferentially spaced；Second clamping portion is one or more, when the second clamping portion is multiple, multiple second cards
Socket part edge is arranged being provided at circumferentially spaced for structure, and multiple second clamping portions are correspondingly arranged with multiple first clamping portions.
Further, the first clamping portion is the first extension radially extended along separation structure, and the second clamping portion is edge
It is arranged the groove of structure being axially arranged, and the groove depth of groove is less than the thickness for being arranged structure, the first extension of part stretches to
It is abutted in groove and with the slot bottom of groove.
Further, separation structure includes separated body and the first extension radially extended along separated body, is separated
Installation gap is formed between the outer edge and the inner wall for being arranged structure of ontology.
Further, the outer edge of separated body has at least one notch.
Further, the first extension is multiple, and notch is consistent with the number of the first extension, multiple notches and multiple the
One extension corresponds and is located at the same side of the first extension.
Further, nut assembly includes：Nut body has internal thread and at least one through-hole；Nut frame, with nut
Ontology is coaxially disposed, and nut frame has at least one second extension, and the second extension stretches in through-hole, so that nut body
It links together with nut frame；Retainer is arranged in nut frame and is abutted with nut body, and retainer has to be set along its circumferential direction
The multiple roller holes set, side of the retainer far from nut body have at least one third extension, third extension from lack
Mouth stretches out, and retainer has first position and the second position relative to component is screwed, when third extension and the first extension stop
When gear limit, retainer is in first position；Multiple rollers are correspondingly disposed in multiple roller holes, and separation structure direction is protected
The side for holding frame has multiple roller slots, during rotation is arranged structure, when at least one roller enters to separation structure
On at least one roller slot in when, retainer is in the second position.
Further, nut frame, retainer and whole rollers are between nut body and separation structure, nut frame direction
The side of separation structure has at least one 4th extension, and the 4th extension stretches in installation gap, so that at least one
Accommodation space is formed between 4th extension and corresponding first extension, fast nut further includes：At least one return unit, if
It sets in accommodation space, return unit is provided to the first extension to the reset force moved far from the 4th extension side, and/or multiple
Position part is provided to the 4th extension to the reset force moved far from the first extension side.
Further, fast nut further includes：Pressing plate is pressed on separation structure, and pressing plate has at least one 5th to prolong
Extending portion, the 5th extension of part are stretched in groove and are abutted with separation structure.
Further, fast nut further includes：First locking member is pressed on pressing plate and is interference fitted with structure is arranged,
To prevent pressing plate and separation structure from being arranged in structure.
Further, there is nut assembly the rotation stop section being axially arranged along it, rotation stop section there is card slot, fast nut also to wrap
It includes：Cover board is set in outside rotation stop section and coordinates with rotation stop section rotation stop, and cover plate lid is located on pressing plate；Second locking member is arranged in card
In slot, and the second locking member is located at the both sides of cover board with pressing plate.
Further, the first locking member is clamp spring.
Further, the second locking member is clamp spring.
It applies the technical scheme of the present invention, fast nut includes nut assembly and screws component.Wherein, nut assembly has
Internal thread.It includes being arranged structure and separation structure to screw component, separation structure and is arranged structure and is detachably connected and is located at and be arranged
In structure, separation structure is connect with nut assembly rotation stop, so that screwing component has the rotation stop shape static relative to nut assembly
State, when screwing component and being in rotation stop state, screwing component can drive nut assembly to rotate together.In this way, screwing component
Separation structure is connect with nut assembly rotation stop, and external to be arranged structure detachably connected with it is set in for separation structure.When
When needing to disassemble fast nut, operation screws component and so that screwing component is in rotation stop state, screwing component can
Nut assembly is driven to rotate together, then staff can both dismantle nut assembly by screwing component.
Compared with needing specialist tools to dismantle fast nut in the prior art, the fast nut in the application is not necessarily to
Tool can be both disassembled, and then the dismounting solved in the prior art for locking nut is complex, cumbersome, increase work people
The problem that the labor intensity of member and dismounting take so that staff is simpler to the dismounting of fast nut, is easy.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide further understanding of the present invention, and of the invention shows
Meaning property embodiment and its explanation are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 shows the decomposition texture schematic diagram of the embodiment of fast nut according to the present invention；
Fig. 2 shows the sectional views of the fast nut in Fig. 1；
Fig. 3 shows the dimensional structure diagram for screwing component of the fast nut in Fig. 1；
Fig. 4 shows the dimensional structure diagram of another angle for screwing component in Fig. 3；
Fig. 5 shows the dimensional structure diagram of the separation structure for screwing component in Fig. 3；
Fig. 6 shows the dimensional structure diagram for being arranged structure for screwing component in Fig. 3；
Fig. 7 shows the dimensional structure diagram of the pressing plate of the fast nut in Fig. 1；
Fig. 8 shows the dimensional structure diagram after the removal cover board of the fast nut in Fig. 1；
Fig. 9 shows the nut assembly of the fast nut in Fig. 1, screw component and return unit assembly after stereochemical structure show
It is intended to；
The nut assembly and the dimensional structure diagram after separation structure assembly that Figure 10 shows the fast nut in Fig. 1；
Figure 11 shows the dimensional structure diagram of the nut assembly of the fast nut in Fig. 1；
The retainer and the dimensional structure diagram after roller assembly that Figure 12 shows the nut assembly in Figure 11；
Figure 13 show the nut body of the nut assembly in Figure 11 with nut is rack-mounted match after dimensional structure diagram；
Figure 14 shows the dimensional structure diagram of the nut frame of the nut assembly in Figure 13；And
Figure 15 shows the dimensional structure diagram of the nut body of the nut assembly in Figure 13.
Wherein, above-mentioned attached drawing includes the following drawings label：
10, nut assembly；11, internal thread；12, nut body；121, rotation stop section；122, through-hole；13, nut frame；131、
Second extension；132, the 4th extension；14, retainer；141, roller holes；142, third extension；15, roller；20, it screws
Component；21, it is arranged structure；211, the second clamping portion；22, separation structure；221, the first clamping portion；222, roller slot；223, it lacks
Mouthful；30, return unit；40, pressing plate；41, the 5th extension；50, the first locking member；60, cover board；70, the second locking member；80, axis
It holds；90, sealing ring.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
It should be pointed out that unless otherwise specified, all technical and scientific terms used in this application have and the application
The normally understood identical meanings of person of an ordinary skill in the technical field.
In the present invention, in the absence of explanation to the contrary, the noun of locality used is typically directed to attached drawing as " upper and lower "
Shown in for direction, or on vertical, vertical or gravity direction；Similarly, it for ease of understanding and retouches
It states, " left and right " is typically for shown in the drawings left and right；" inside and outside " refers to the inside and outside of the profile relative to each component itself,
But the above-mentioned noun of locality is not intended to restrict the invention.
In order to which the dismounting for solving to be directed to locking nut in the prior art is complex, cumbersome, increase the labour of staff
The problem that intensity and dismounting take, this application provides a kind of fast nuts.
As shown in Figures 1 to 6, fast nut includes nut assembly 10 and screws component 20.Wherein, nut assembly 10 has
Internal thread 11.It includes being arranged structure 21 and separation structure 22 to screw component 20, and separation structure 22 detachably connects with structure 21 is arranged
Connect and positioned at being arranged in structure 21, separation structure 22 connect with 10 rotation stop of nut assembly so that screw component 20 with relative to
The static rotation stop state of nut assembly 10, when screwing component 20 and being in rotation stop state, nut group can be driven by screwing component 20
Part 10 rotates together.
Using the technical solution of the present embodiment, the separation structure 22 for screwing component 20 is connect with 10 rotation stop of nut assembly, and
External to be arranged structure 21 detachably connected with it is set in for separation structure 22.When needing to disassemble fast nut,
Operation screws component 20 and so that screwing component 20 is in rotation stop state, screwing component 20 can drive nut assembly 10 to turn together
Dynamic, then staff can both have been dismantled nut assembly 10 by screwing component 20.
Compared with needing specialist tools to dismantle fast nut in the prior art, fast nut in the present embodiment without
It needs tool that can both be disassembled, and then the dismounting solved in the prior art for locking nut is complex, cumbersome, increases work
The problem that the labor intensity of personnel and dismounting take so that staff is simpler to the dismounting of fast nut, is easy.
In the present embodiment, screw component 20 by be detachably connected be arranged structure 21 and separation structure 22 forms, in turn
So that screw the processing of component 20, manufacture is more prone to, is easy, reduce the processing cost for screwing component 20.Meanwhile seperated knot
Structure increases the impact resistance for screwing component 20, improves the structural strength for screwing component 20, extends its service life.
In the present embodiment, fast nut is mainly used in the angle grinder that grinding wheel diameter is 115~240mm.
In the present embodiment, structure 21 is arranged to be clamped with separation structure 22.In this way, above-mentioned connection type can not only prevent
It is arranged structure 21 and relative motion occurs with separation structure 22, but also the installation or dismounting of the two are more prone to, simply, reduce
The labor intensity of staff.
In the other embodiment being not shown in the accompanying drawings, it is arranged structure and is fastenedly connected with separation structure.Specifically, it is arranged
Structure is connected by screw together with separation structure, so that the installation or dismounting of the two are more prone to, are easy, is reduced
The labor intensity of staff.
As shown in Figure 5 and Figure 6, separation structure 22 has the first clamping portion 221, and being arranged structure 21 has the second clamping portion
211, the first clamping portion 221 and the second clamping portion 211 are clamped, to realize the connection for being arranged structure 21 and separation structure 22.In this way,
By the way that the first clamping portion 221 and the second clamping portion 211 are clamped so that separation structure 22 and be arranged structure 21 link together with
Formation screws component 20.The structure of above structure is simple, is easily worked, realizes.
Optionally, the first clamping portion 221 is one or more, when the first clamping portion 221 is multiple, multiple first clampings
Portion 221 is provided at circumferentially spaced along separation structure 22；Second clamping portion 211 is one or more, when the second clamping portion 211 is more
When a, multiple second clamping portions 211 are along being arranged being provided at circumferentially spaced for structure 21, and multiple second clamping portions 211 and multiple the
One clamping portion 221 is correspondingly arranged.As shown in Figures 3 to 6, the first clamping portion 221 is three, and three the first clamping portions, 221 edge
Separation structure 22 is provided at circumferentially spaced.Second clamping portion 211 is three, and three the second clamping portions 211 are along being arranged structure 21
Be provided at circumferentially spaced, three the second clamping portions 211 are correspondingly arranged with three the first clamping portions 221.The structure letter of above structure
It is single, it is easily worked.
Specifically, separation structure 22 be circular plate structure, be arranged structure 21 be circular ring structure, three of separation structure 22
First clamping portion 221 clamping corresponding with three the second clamping portions 211 of structure 21 are arranged, to realize separation structure 22 and be arranged knot
The connection of structure 21.
It should be noted that the number of the first clamping portion 221 and the second clamping portion 211 is without being limited thereto, and the number of the two
It can also be different.Optionally, the first clamping portion 221 is three, and the second clamping portion 211 is six.In this way, above-mentioned setting makes score
It is more flexible with the link position that is arranged structure 21 every structure 22, reduce the labor intensity of staff.
As shown in Figures 3 to 6, the first clamping portion 221 be along separation structure 22 the first extension radially extended, second
Clamping portion 211 is the groove being axially arranged that edge is arranged structure 21, and the groove depth of groove is less than the thickness for being arranged structure 21, part
First extension is stretched in groove and is abutted with the slot bottom of groove.Specifically, groove is not connectivity slot, by the first clamping portion
After 221 stretch in groove, the first clamping portion 221 is abutted with the slot bottom of groove, and separation structure 22 is connected to and is arranged structure
In 21.
As shown in Figure 3 and Figure 4, separation structure 22 includes separated body and extends along first radially extended of separated body
Portion, the outer edge of separated body and is arranged between the inner wall of structure 21 and forms installation gap.In this way, above-mentioned setting ensures to separate this
It body and is arranged between the inner wall of structure 21 there is gap, other structures can be accommodated in the gap, so that fast nut
Internal structure is compacter, occupies volume smaller, is convenient for carrying.
Optionally, the outer edge of separated body has at least one notch 223.In this way, above-mentioned setting ensures to separate this
Body will not interfere with 10 recurring structure of nut assembly, ensure that fast nut being capable of normal use.
Optionally, the first extension is multiple, and notch 223 is consistent with the number of the first extension, multiple notches 223 and more
A first extension corresponds and is located at the same side of the first extension.As shown in figure 5, the first extension is three, notch
223 is consistent with the number of the first extension, and three notches 223 and three the first extensions correspond and are located at the first extension
The same side.The structure of above structure is simple, is easily worked, realizes.
As shown in Fig. 2, Figure 11 to Figure 15, nut assembly 10 includes nut body 12, nut frame 13, retainer 14 and multiple
Roller 15.Wherein, nut body 12 has internal thread 11 and at least one through-hole 122.Nut frame 13 and nut body 12 are coaxial
Setting, nut frame 13 have at least one second extension 131, and the second extension 131 stretches in through-hole 122, so that nut
Ontology 12 links together with nut frame 13.The setting of retainer 14 abuts in nut frame 13 and with nut body 12, retainer
14 have along its circumferentially disposed multiple roller holes 141, and side of the retainer 14 far from nut body 12 has at least one the
Three extensions 142, third extension 142 are stretched out from notch 223, retainer 14 relative to screw component 20 with first position and
The second position, when third extension 142 and the limit of the first extension backstop, retainer 14 is in first position.Multiple rollers
15 are correspondingly disposed in multiple roller holes 141, and separation structure 22 has multiple roller slots 222 towards the side of retainer 14,
During rotation is arranged structure 21, when at least one roller 15 enters at least one roller slot on separation structure 22
When in 222, retainer 14 is in the second position.The structure of above structure is simple, is easily worked.
Specifically, the fast nut in the present embodiment is mainly used on the main shaft of the host of angle grinder grinding wheel.Wherein, spiral shell
Maternal body 12 and nut frame 13 rotate synchronously, and retainer 14 can be rotated relative to nut body 12 and nut frame 13, and with two
Have stop dog position, the i.e. rotational angle of retainer 14 limited between person.Multiple rollers 15 are arranged on retainer 14 corresponding
In multiple roller holes 141, and being capable of the rotation in roller holes 141.When needing to screw in fast nut on main shaft, revolve counterclockwise
Pivoted housing sets structure 21, and separation structure 22 is rotated together with being arranged structure 21 so that the first extension of separation structure 22 with protect
142 counter stopper of third extension of frame 14 is held, then retainer 14 is in first position and can drive nut frame 13 and nut
Ontology 12 carries out equidirectional rotation, and nut assembly 10 is locked on the main shaft of host；When needing fast nut from host
Main shaft on when screwing out, rotate clockwise and be arranged structure 21, since the active force at this time between nut assembly 10 and main shaft is larger,
Nut assembly 10 can not realize rotation, be arranged structure 21 drive separation structure 22 rotated clockwise, until roller 15 into
Enter to the roller slot 222 on separation structure 22, retainer 14 is in the second position, then the power on fast nut axis direction disappears
It loses, the frictional force between nut assembly 10 and main shaft also disappears immediately.Later, continue rotation and be arranged structure 21, so as to be arranged knot
Structure 21 drives nut assembly 10 to be rotated, until being screwed out from main shaft.
In the present embodiment, there are three pore structures for setting on nut body 12, for preventing fast nut under fortuitous event
It can not manually be dismantled.
As shown in Figures 9 to 11, nut frame 13, retainer 14 and whole rollers 15 are located at nut body 12 and separation structure
Between 22, nut frame 13 towards the side of separation structure 22 there is at least one 4th extension 132, the 4th extension 132 to stretch
Enter to installation gap, so as to form accommodation space between at least one 4th extension 132 and corresponding first extension, soon
Fast nut further includes at least one return unit 30.Wherein, return unit 30 is arranged in accommodation space, and return unit 30 extends to first
Portion provides that (or return unit 30 is provided to the 4th extension 132 to remote to the reset force moved far from 132 side of the 4th extension
Reset force from the movement of the first extension side).In this way, by return unit 30 to nut assembly 10 with screw the opposite of component 20
Position is resetted, and ensures that fast nut can quickly be screwed in the main shaft of host when reusing fast nut by staff
On, shorten assembly and takes.Meanwhile the above-mentioned setting of return unit 30 makes nut assembly 10 and screws the active force between component 20
It is more gentle, it prevents the rotation moment of nut assembly 10 from generating larger impact force and influences the service life of fast nut.
Specifically, return unit 30 is located at the first extension of separation structure 22 and 132 shape of the 4th extension of nut frame 13
At accommodation space in, one end is connected on the first extension of separation structure 22, and the other end is connected to the of nut frame 13
On four extensions 132.In the original state of fast nut, under the reset force effect of return unit 30, the first of separation structure 22
142 backstop of third extension of extension and retainer 14 limits, and staff, which only needs to rotate counterclockwise, is arranged structure 21, you can
Fast nut is screwed on main shaft；When needing to screw out fast nut from main shaft, rotates clockwise and be arranged structure 21, be arranged
Structure 21 drives separation structure 22 to be rotated clockwise, and return unit 30 is gradually compressed, until roller 15 enters to separation knot
In roller slot 222 on structure 22.Later, continue rotation and be arranged structure 21, be arranged between structure 21 and nut frame 13 and exist centainly
Reset force reduce the rotation impact of nut assembly 10 so that the rotation of nut frame 13 and nut body 12 is gentler
And due to the percussion generate vibration and noise.
Optionally, return unit 30 is spring.
As shown in Figure 7 and Figure 8, fast nut further includes pressing plate 40.Wherein, pressing plate 40 is pressed on separation structure 22, pressure
There is plate 40 at least one 5th extension 41, the 5th extension 41 of part to stretch in groove and be abutted with separation structure 22.
In this way, separation structure 22 between pressing plate 40 and retainer 14, on the one hand can protect separation structure 22, prevent point
Every structure 22 from being arranged abjection in structure 21；On the other hand it can increase the active force between separation structure 22 and retainer 14,
Ensure that the first extension of separation structure 22 can be with 142 counter stopper of third extension of retainer 14.
As shown in figure 8, fast nut further includes the first locking member 50.Wherein, the first locking member 50 is pressed on pressing plate 40
And be interference fitted with structure 21 is arranged, to prevent pressing plate 40 and separation structure 22 from being arranged abjection in structure 21.In this way, above-mentioned set
Setting can prevent pressing plate 40 from being arranged in structure 21, and promote the structural stability of fast nut.
As shown in Fig. 2, there is the nut body 12 of nut assembly 10 rotation stop section 121, rotation stop section 121 to have card slot, quickly
Nut further includes cover board 60 and the second locking member 70.Wherein, cover board 60 be set in rotation stop section 121 it is outer and with 121 rotation stop of rotation stop section
Cooperation, the lid of cover board 60 are located on pressing plate 40.Second locking member 70 is arranged in card slot, and the second locking member 70 is distinguished with pressing plate 40
Positioned at the both sides of cover board 60.In this way, being fastenedly connected cover board 60 and nut assembly 10 by the second locking member 70, prevent from covering
Plate 60 is deviate from from nut assembly 10, improves the structural stability of fast nut.
Specifically, cover board 60 is in contact with by the surface of fastening structure (such as grinding wheel), in angle grinder operational process, cover board
Frictional force between 60 and grinding wheel gradually increases, and has larger axial force therebetween.When needing to revolve fast nut
It when going out, rotates clockwise and is arranged structure 21, so that the axial force inside fast nut between each part disappears, so that cover board
Frictional force between 60 and grinding wheel becomes zero, and staff manually can revolve fast nut from the host main shaft of angle grinder
Go out.
Optionally, cover board 60 is made up of powder metallurgy.
Optionally, it is arranged structure 21 to be made of carbon structure Steel material, and is heat-treated.In this way, above-mentioned setting
The structural strength for being arranged structure 21 can be promoted.
In the present embodiment, the first locking member 50 and the second locking member 70 are clamp spring.
It should be noted that the type of the first locking member 50 and the second locking member 70 is without being limited thereto.Optionally, the first locking
Part 50 is elastomeric pad, and the second locking member 70 is clamp spring.
As shown in Figure 2 and Figure 8, fast nut further includes bearing 80.Wherein, bearing 80 is arranged in cover board 60 and separation structure
Between 22.In this way, above-mentioned setting to screw the feelings that component 20 applies cover board 60 inside fast nut larger axial force
Under condition, both sides need to only overcome force of rolling friction, so that staff is more time saving and energy saving for the dismounting of fast nut.
In the present embodiment, separation structure 22 and pressing plate 40 are fixed on by the first locking member 50 and are arranged in structure 21,
20 non-separate structure of component is screwed, the difficulty of processing for screwing component 20 is thereby reduced.As depicted in figs. 1 and 2, fast nut is also
Including the sealing ring 90 being arranged between pressing plate 40 and cover board 60.Sealing ring 90 is applied not only to sealing clamp, additionally it is possible to nut
Component 10 plays the role of damping, buffering.
In the present embodiment, the application method of fast nut is as follows：
Grinding wheel is mounted on the backing plate of angle grinder main shaft, the cover board 60 of fast nut rotates counterclockwise towards grinding wheel
Fast nut is arranged structure 21, compresses grinding wheel, and angle grinder is worked well preparation.When work terminates or need replacing grinding wheel
When piece, spindle lock button is pressed, grasp fast nut is arranged structure 21, rotates clockwise, you can unclamp and select
Lower fast nut.
It can be seen from the above description that the above embodiments of the present invention realize following technique effect：
The separation structure for screwing component is connect with nut assembly rotation stop, and separation structure and is set in it and external is arranged knot
Structure is detachably connected.When needing to disassemble fast nut, operation screws component and so that screwing component is in rotation stop
State, screwing component can drive nut assembly to rotate together, then staff both can be by nut group by screwing component
Part is dismantled.
Compared with needing specialist tools to dismantle fast nut in the prior art, the fast nut in the application is not necessarily to
Tool can be both disassembled, and then the dismounting solved in the prior art for locking nut is complex, cumbersome, increase work people
The problem that the labor intensity of member and dismounting take so that staff is simpler to the dismounting of fast nut, is easy.
Obviously, above-mentioned described embodiment only a part of the embodiments of the present invention, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts all
Other embodiment should all belong to the scope of protection of the invention.
It should be noted that term used herein above is merely to describe specific implementation mode, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, work, device, component and/or combination thereof.
It should be noted that term " first " in the description and claims of this application and above-mentioned attached drawing, "
Two " etc. be for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that using in this way
Data can be interchanged in the appropriate case, so that presently filed embodiment described herein can be in addition to illustrating herein
Or the sequence other than those of description is implemented.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (15)
1. a kind of fast nut, which is characterized in that including：
Nut assembly (10) has internal thread (11)；
Component (20) is screwed, the component (20) that screws includes being arranged structure (21) and separation structure (22), the separation structure
(22) it is detachably connected and is arranged in structure (21) positioned at described, the separation structure (22) and institute with the structure (21) that is arranged
The connection of nut assembly (10) rotation stop is stated, so that the component (20) that screws has static relative to the nut assembly (10) stop
Turn state, when it is described screw component (20) and be in the rotation stop state when, the component (20) that screws can drive the nut
Component (10) rotates together.
2. fast nut according to claim 1, which is characterized in that described to be arranged structure (21) and the separation structure
(22) it is clamped or is fastenedly connected.
3. fast nut according to claim 2, which is characterized in that the separation structure (22) has the first clamping portion
(221), the structure (21) that is arranged has the second clamping portion (211), first clamping portion (221) and second clamping portion
(211) it is clamped, to be arranged the connection of structure (21) and the separation structure (22) described in realization.
4. fast nut according to claim 3, which is characterized in that
First clamping portion (221) is one or more, when first clamping portion (221) is multiple, multiple described the
One clamping portion (221) being provided at circumferentially spaced along the separation structure (22)；
Second clamping portion (211) is one or more, when second clamping portion (211) is multiple, multiple described the
Two clamping portions (211) are arranged being provided at circumferentially spaced for structure (21) along described, and multiple second clamping portions (211) with it is multiple
First clamping portion (221) is correspondingly arranged.
5. fast nut according to claim 3, which is characterized in that first clamping portion (221) is along the separation
The first extension of structure (22) radially extended, second clamping portion (211) are along the axial direction for being arranged structure (21)
The groove of setting, and the groove depth of the groove is less than the thickness for being arranged structure (21), part first extension stretches into
It is abutted in the groove and with the slot bottom of the groove.
6. fast nut according to claim 5, which is characterized in that the separation structure (22) includes separated body and edge
First extension of the separated body radially extended, the outer edge of the separated body are arranged structure (21) with described
Inner wall between formed installation gap.
7. fast nut according to claim 6, which is characterized in that the outer edge of the separated body has at least one
A notch (223).
8. fast nut according to claim 7, which is characterized in that first extension is multiple, the notch
(223) consistent with the number of the first extension, multiple notches (223) correspond with multiple first extensions
And positioned at the same side of first extension.
9. fast nut according to claim 7, which is characterized in that the nut assembly (10) includes：
Nut body (12) has the internal thread (11) and at least one through-hole (122)；
Nut frame (13) is coaxially disposed with the nut body (12), and the nut frame (13) has at least one second to extend
Portion (131), second extension (131) stretch in the through-hole (122), so that the nut body (12) and the spiral shell
Female frame (13) links together；
Retainer (14), setting abut in the nut frame (13) and with the nut body (12), the retainer (14)
With along its circumferentially disposed multiple roller holes (141), side of the retainer (14) far from the nut body (12) has
There are at least one third extension (142), the third extension (142) to be stretched out from the notch (223), the retainer
(14) relative to it is described screw component (20) have first position and the second position, when the third extension (142) with it is described
When first extension backstop limits, the retainer (14) is in the first position；
Multiple rollers (15) are correspondingly disposed in multiple roller holes (141), and the separation structure (22) is towards the guarantor
The side for holding frame (14) has multiple roller slots (222), during structure (21) are arranged described in rotation, when at least one rolling
Sub (15) enter at least one roller slot (222) on the separation structure (22) it is interior when, the retainer (14) is in institute
State the second position.
10. fast nut according to claim 9, which is characterized in that the nut frame (13), the retainer (14) and
All the roller (15) is between the nut body (12) and the separation structure (22), nut frame (13) direction
There is at least one 4th extension (132), the 4th extension (132) to stretch to institute for the side of the separation structure (22)
It states in installation gap, holds so as to be formed between at least one 4th extension (132) and corresponding first extension
Receive space, the fast nut further includes：
At least one return unit (30) is arranged in the accommodation space, and the return unit (30) carries to first extension
Reset force and/or the return unit (30) far from the 4th extension (132) side movement is fed to the described 4th to extend
Portion (132) is provided to the reset force moved far from first extension side.
11. fast nut according to claim 5, which is characterized in that the fast nut further includes：
Pressing plate (40) is pressed on the separation structure (22), and the pressing plate (40) has at least one 5th extension (41),
Part the 5th extension (41) stretches in the groove and is abutted with the separation structure (22).
12. fast nut according to claim 11, which is characterized in that the fast nut further includes：
First locking member (50) is pressed on the pressing plate (40) and is arranged structure (21) interference fit with described, to prevent
It states pressing plate (40) and the separation structure (22) and is arranged abjection in structure (21) from described.
13. fast nut according to claim 11, which is characterized in that the nut assembly (10) has to be set along its axial direction
The rotation stop section (121) set, the rotation stop section (121) further include with card slot, the fast nut：
Cover board (60) is set in the rotation stop section (121) outside and coordinates with rotation stop section (121) rotation stop, the cover board (60)
Lid is located on the pressing plate (40)；
Second locking member (70) is arranged in the card slot, and second locking member (70) and the pressing plate (40) difference position
Both sides in the cover board (60).
14. fast nut according to claim 12, which is characterized in that first locking member (50) is clamp spring.
15. fast nut according to claim 13, which is characterized in that second locking member (70) is clamp spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810345181.XA CN108506318B (en) | 2018-04-17 | 2018-04-17 | Quick nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810345181.XA CN108506318B (en) | 2018-04-17 | 2018-04-17 | Quick nut |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108506318A true CN108506318A (en) | 2018-09-07 |
| CN108506318B CN108506318B (en) | 2024-08-13 |
Family
ID=63382506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810345181.XA Active CN108506318B (en) | 2018-04-17 | 2018-04-17 | Quick nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108506318B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114227476A (en) * | 2021-12-24 | 2022-03-25 | 永康市开源动力工具有限公司 | Gasket structure for preventing external pressing plate from being locked more and more for angle grinder |
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|---|---|---|---|---|
| GB9413132D0 (en) * | 1994-06-30 | 1994-08-24 | Black & Decker Inc | Clamp nut |
| CN1690455A (en) * | 2004-04-28 | 2005-11-02 | 株式会社牧田 | Fastening nuts |
| US20090169336A1 (en) * | 2007-12-27 | 2009-07-02 | Ting-Kuang Chen | Locking Device With Quick Release Mechanism |
| US20100034617A1 (en) * | 2008-08-07 | 2010-02-11 | Power Network Industry Co., Ltd. | Locking device |
| CN203146543U (en) * | 2013-03-13 | 2013-08-21 | 山东威达机械股份有限公司 | Quick-assembly-and-disassembly nut |
| CN103410836A (en) * | 2013-08-12 | 2013-11-27 | 武汉万邦激光金刚石工具有限公司 | Self-locking nut allowing quick mounting and dismounting for rotating parts |
| CN208185187U (en) * | 2018-04-17 | 2018-12-04 | 山东威达机械股份有限公司 | Fast nut |
-
2018
- 2018-04-17 CN CN201810345181.XA patent/CN108506318B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9413132D0 (en) * | 1994-06-30 | 1994-08-24 | Black & Decker Inc | Clamp nut |
| CN1690455A (en) * | 2004-04-28 | 2005-11-02 | 株式会社牧田 | Fastening nuts |
| US20090169336A1 (en) * | 2007-12-27 | 2009-07-02 | Ting-Kuang Chen | Locking Device With Quick Release Mechanism |
| US20100034617A1 (en) * | 2008-08-07 | 2010-02-11 | Power Network Industry Co., Ltd. | Locking device |
| CN203146543U (en) * | 2013-03-13 | 2013-08-21 | 山东威达机械股份有限公司 | Quick-assembly-and-disassembly nut |
| CN103410836A (en) * | 2013-08-12 | 2013-11-27 | 武汉万邦激光金刚石工具有限公司 | Self-locking nut allowing quick mounting and dismounting for rotating parts |
| CN208185187U (en) * | 2018-04-17 | 2018-12-04 | 山东威达机械股份有限公司 | Fast nut |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114227476A (en) * | 2021-12-24 | 2022-03-25 | 永康市开源动力工具有限公司 | Gasket structure for preventing external pressing plate from being locked more and more for angle grinder |
| CN114227476B (en) * | 2021-12-24 | 2023-02-03 | 永康市开源动力工具有限公司 | Gasket structure for preventing external pressing plate from being locked more and more for angle grinder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108506318B (en) | 2024-08-13 |
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