CN108972038A - Clamp assemblies - Google Patents
Clamp assemblies Download PDFInfo
- Publication number
- CN108972038A CN108972038A CN201811158261.0A CN201811158261A CN108972038A CN 108972038 A CN108972038 A CN 108972038A CN 201811158261 A CN201811158261 A CN 201811158261A CN 108972038 A CN108972038 A CN 108972038A
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- China
- Prior art keywords
- collet chuck
- leading portion
- groove
- hole
- nut body
- Prior art date
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- 230000000712 assembly Effects 0.000 title claims abstract description 22
- 238000000429 assembly Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 9
- 230000007704 transition Effects 0.000 claims description 28
- 238000007373 indentation Methods 0.000 claims description 3
- 208000031872 Body Remains Diseases 0.000 claims 1
- 238000003754 machining Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 5
- BVPWJMCABCPUQY-UHFFFAOYSA-N 4-amino-5-chloro-2-methoxy-N-[1-(phenylmethyl)-4-piperidinyl]benzamide Chemical compound COC1=CC(N)=C(Cl)C=C1C(=O)NC1CCN(CC=2C=CC=CC=2)CC1 BVPWJMCABCPUQY-UHFFFAOYSA-N 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000003032 molecular docking Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping On Spindles (AREA)
Abstract
The present invention relates to clamp assemblies, and including detachably connected nut and elastic collet chuck, elastic collet chuck includes connected leading portion, annular recess and back segment, and the outer surface of leading portion is cylindrical surface, and the outer surface of back segment is circular conical surface.Back segment is greater than the outer diameter of leading portion close to the outer diameter of one end of leading portion, and the center of elastic collet chuck is equipped with the axially extending bore through leading portion and back segment.The first groove and second groove of a plurality of sleeve configuration is arranged in the side wall of elastic collet chuck, nut includes columnar nut body, the first end of nut body is equipped with internal thread hole, the second end of nut body is equipped with knife handle hole, the inner wall in knife handle hole is equipped with seal groove, escape and collet chuck fixed part are equipped with inside nut body, internal thread hole, escape, collet chuck fixed part and knife handle hole are sequentially connected and are coaxially disposed.This clamp assemblies stability is more preferable, can be improved machining accuracy, can preferably meet product process requirements.
Description
Technical field
The present invention relates to machining and tool assembly technical fields, in particular to a kind of clamp assemblies.
Background technique
Collet chuck is the part that clamping cutter is directly used in a kind of Knife handle structure, and knife handle is machine tool clamping component.Mesh
Preceding knife handle in the market includes shank body, collet chuck and nut, and collet chuck is overlapped docking by two round estrade bottom surfaces and forms, collet chuck leading portion and
Back segment outer surface is circular conical surface, and diameter is maximum at docking.Shank body is equipped with the inner cone chamber with collet chuck back segment outer surface corresponding matching,
Collet chuck is provided with axially extending bore, and collet chuck is installed on the inner cone chamber of shank body after cutter is clamped in the through-hole, passes through two circular conical surfaces
Cooperation carries out cutter clamping and installation is self-centering, and for nut spinning in shank body, screw thread, leading portion setting card is arranged in nut inner hole wall back segment
Ring, the card slot of setting and snap ring cooperation at collet chuck docking, snap ring inlay card carry out axially position to collet chuck and select in nut in card slot
Axial force is applied to collet chuck during dress, shrinks collet chuck under the effect of shank body inner cone chamber cavity wall.The mistake centerline axis of collet chuck to
The angle degree of the intersection and collet chuck center line of section and collet chuck outer surface is exactly the taper of collet chuck outer surface, aforementioned collet chuck leading portion
The taper of outer surface and back segment outer surface is all bigger, so that the length of the practical merging shank body inner cone chamber of collet chuck is shorter, nearly three
The collet chuck of/mono- length revolves outside knife handle, and the length that overhangs is rigid naturally bad, and chucking power is also inadequate.To make nut card
Ring can smoothly be embedded in the card slot of collet chuck, and the snap ring inner wall of nut needs that eccentric groove is arranged, in High-speed machining since collet chuck is outstanding
It stretches distance and nut is there are eccentric groove, so that entire knife handle balance is deteriorated, cutting tool is also easy to produce bounce, so as to cause adding
Work precision is lower.
The needs of retrofit product can preferably be met by providing a kind of better clamp assemblies of clamping stability.
Summary of the invention
In view of the above problems, the present invention provides a kind of better clamp assemblies of clamping stability.
To achieve the goals above, the present invention adopts the following technical scheme that:
A kind of clamp assemblies, including nut and elastic collet chuck, the nut and the elastic collet chuck are detachably connected, institute
Stating elastic collet chuck includes leading portion and back segment, and the outer surface of the leading portion is cylindrical surface, and the outer surface of the back segment is circular conical surface, institute
The surface indentation for stating leading portion and the back segment connecting place forms annular recess, outer diameter of the back segment adjacent to one end of the leading portion
Greater than the outer diameter of the leading portion, the center of the elastic collet chuck is equipped with the axially extending bore through the leading portion and the back segment, institute
The side wall for stating elastic collet chuck is equipped with the first groove and second groove of a plurality of sleeve configuration, and the first groove and second groove are equal
Along axially extending, front end and side wall of the first groove through the elastic collet chuck of the leading portion and the back segment, institute
It includes columnar nut body, the nut that second groove, which is stated, through the rear end of the elastic collet chuck and side wall, the nut
The first end of main body is equipped with internal thread hole, and the second end of the nut body is equipped with the knife handle passed through for the knife handle of process tool
Hole, the inner wall in the knife handle hole are equipped with seal groove, are equipped with escape and the collet chuck for fixing the leading portion inside nut body
The leading portion of fixed part, the collet chuck is inserted into inside the nut body from the internal thread hole and has the collet chuck fixed part solid
Fixed, the internal thread hole, the escape, the collet chuck fixed part and the knife handle hole are sequentially connected and are coaxially disposed.
In some preferred embodiments, the collet chuck fixed part includes connected card slot and clamping part, the card slot
It being formed on the nut body inner wall, the inner wall of the nut body convexes to form the clamping part in the card slot side,
The leading portion is caught in the card slot, and the clamping part is caught in the annular recess, and the clamping part is connect with the escape,
The card slot is connect with the knife handle hole, and the internal diameter of the card slot is remained unchanged along the axis of the nut body, the knife
The aperture of delthyrium is less than the internal diameter of the card slot.
In some further preferred embodiments, the lateral wall of the leading portion passes through First Transition face and the ring-type
Groove is connected, the card slot is connected by the second transition face with the clamping part, the First Transition face and second transition
The shape in face is conical surface, and the width of the card slot is more than or equal to the width of the leading portion.
In some embodiments still more preferably, the internal diameter in the First Transition face is along from the back segment to institute
The direction for stating leading portion is gradually increased, and the internal diameter of second transition face is along from the internal thread hole to the direction in the knife handle hole
It is gradually increased.
In some preferred embodiments, the front end of the elastic collet chuck is equipped with chamfering.
In some preferred embodiments, the first groove and the second groove are staggered and are equally spaced.
In some preferred embodiments, the taper of the outer surface of the back segment is 5 ° to 8 °.
In some preferred embodiments, the internal diameter of the escape is kept not along the axis of the nut body
Become.
In some preferred embodiments, the axially extending bore includes the first hole section and the second hole section, first hole
Section run through the elastic collet chuck front end, second hole section run through the elastic collet chuck rear end, first hole section it is straight
Diameter is less than the diameter of second hole section, and first hole section is with second hole section by being connected with conical surface.
In some preferred embodiments, the one end of the escape connecting with the clamping part is fallen equipped with first
Angle, one end that the clamping part is connected with the escape are equipped with the second chamfering.
Advantages of the present invention or principle are illustrated below:
The present invention provides a kind of clamp assemblies, including nut and elastic collet chuck, the nut and the elastic collet chuck can
Releasably connect, the outer surface of the leading portion is cylindrical surface, and the outer surface of the back segment is circular conical surface, the leading portion and it is described after
The surface indentation of section connecting place forms annular recess, and outer diameter of the back segment adjacent to one end of the leading portion is greater than the leading portion
Outer diameter, the center of the elastic collet chuck are equipped with the axially extending bore through the leading portion and the back segment, the side of the elastic collet chuck
Wall is equipped with the first groove and second groove of a plurality of sleeve configuration, the first groove and second groove each along the leading portion and
The back segment it is axially extending, the first groove through the elastic collet chuck front end and side wall, the second groove run through
The rear end of the elastic collet chuck and side wall, the nut include columnar nut body, and the first end of the nut body is set
There is internal thread hole, the second end of the nut body is equipped with the knife handle hole passed through for the knife handle of process tool, the knife handle hole
Inner wall is equipped with seal groove, is equipped with escape and the collet chuck fixed part for fixing the leading portion, the collet chuck inside nut body
Leading portion be inserted into inside the nut body from the internal thread hole and there is the collet chuck fixed part to fix, the internal thread hole,
The escape, the collet chuck fixed part and the knife handle hole are sequentially connected and are coaxially disposed.The leading portion of the collet chuck is described in
Internal thread hole is inserted into the nut, and leading portion described in insertion process is fixed by the collet chuck fixed part.The elastic collet chuck
It is that one kind has new structural collet chuck, it is standard component that collet chuck currently on the market, which includes ER collet chuck and two kinds of SK collet chuck, but
It is current collet chuck and nut component because spiro structure exists in High-speed machining due to collet chuck overhanging distance and nut is deposited
In eccentric groove, making the problem of entire knife handle balance difference, the outer surface of the leading portion of collet chuck of the present invention is cylindrical surface, with
The collet chuck fixed part of nut connects, and does not need to use eccentric groove, so the stability of connection is more preferable, so that the connection with cutter
Stability is more preferable, can be improved machining accuracy, can preferably meet product process requirements.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the cross-sectional view of the nut of embodiment 1.
Fig. 2 is the main view of the nut of embodiment 1.
Fig. 3 is the three-dimensional structure diagram of an angle of the elastic collet chuck of embodiment 1.
Fig. 4 is the three-dimensional structure diagram of another angle of the elastic collet chuck of embodiment 1.
Fig. 5 is the bottom view of the elastic collet chuck of embodiment 1.
Fig. 6 is section B-B cross-sectional view in Fig. 5.
Fig. 7 is C-C cross-sectional view in Fig. 5.
Fig. 8 is the cross-sectional view of the clamp assemblies of embodiment 1.
Description of symbols:
1- nut body；101- internal thread hole；102- knife handle hole；103- seal groove；104- escape；105- clamping part；
106- card slot, the second transition face of 107-；108- chamfering；109- anti-skid structure；110- chamfering；111- annular projection；112- chamfering；
2- elastic collet chuck；201- First Transition face；202- leading portion；203- back segment；204- annular recess；205- axially extending bore；2051-
One hole section；The second hole section of 2052-；206- first groove；207- second groove；The front end 208-；The rear end 209-；210- chamfering.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually
The component for the embodiment of the present invention being described and illustrated herein in the accompanying drawings can be arranged and be designed with a variety of different configurations.Cause
This, is not intended to limit claimed invention to the detailed description of the embodiment of the present invention provided in the accompanying drawings below
Range, but it is merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
Embodiment 1:
Present embodiments provide a kind of clamp assemblies, including nut and elastic collet chuck, the nut and the elastic collet chuck
It is detachably connected.
Referring to Fig.1, Fig. 1 is the sectional view of the nut of embodiment 1, and nut includes columnar nut body 1, the nut
The first end of main body 1 is equipped with internal thread hole 101, what the second end of the nut body 1 was passed through equipped with the knife handle for process tool
Knife handle hole 102, the inner wall in the knife handle hole 102 are equipped with seal groove 103, and escape 104 is equipped with inside the nut body 1, is used
In the collet chuck fixed part of fixed collet chuck, the internal thread hole 101, the escape 104, the collet chuck fixed part and the knife handle
Hole 102 is sequentially connected and is coaxially disposed.
The nut is that head end on the basis of current existing nut in nut body 1 adds a knife handle hole 102,
Seal groove 103 is arranged in the inner wall in knife handle hole 102, and for seal groove 103 for placing sealing ring, knife handle hole 102 first is conventional compared to relatively
Nut head end aperture it is smaller, secondly, the inner wall in knife handle hole 102 is additionally provided with sealing structure, can be effectively prevented and effectively prevent
Clast, dust and water enter in the nut body from knife handle hole, can be effectively prevented caused by entering because of clast, dust and water
Machining accuracy problem and tool maintenance issue.
In some preferred embodiments, the collet chuck fixed part includes connected card slot 106 and clamping part 105, institute
It states card slot 106 to be formed on 1 inner wall of nut body, the inner wall of the nut body 1 is in the 106 side convex shaped of card slot
At the clamping part 105, the clamping part 105 is connect with the escape 104, and the card slot 106 connects with the knife handle hole 102
It connects, the internal diameter of the card slot 106 is remained unchanged along the axis of the nut body 1, and the aperture in the knife handle hole 102 is less than institute
State the internal diameter of card slot 106.
The width of the clamping part 105 is less than or equal to the width of the annular recess 204 of collet chuck, in some preferred embodiment party
In formula, the width of the clamping part 105 is 2-3mm.
In the present embodiment, the width of the clamping part 105 is 2.5mm.
The internal diameter of the clamping part 105 is more than or equal to the outer diameter of the annular recess 204 of collet chuck, in some preferred embodiment party
In formula, the internal diameter of the clamping part 105 is 12-15mm.
In the present embodiment, the internal diameter of the clamping part 105 is 13.0mm.
The width of the card slot 106 is more than or equal to the width of the collet of collet chuck, in some preferred embodiments, described
The width of card slot 106 is 2-3mm.
In the present embodiment, the width of the card slot 106 is 3mm.
The internal diameter of the card slot 106 is more than or equal to the outer diameter of the collet of collet chuck, in some preferred embodiments, described
The width of card slot 106 is 12.5-15.5mm.
In the present embodiment, the internal diameter of the card slot 106 is 15mm.
The internal diameter in the knife handle hole 102 is more than or equal to the outer diameter of the knife handle of the cutter for processing, the knife handle hole 102
Internal diameter is 5.0-7.5mm.
In the present embodiment, the internal diameter in the knife handle hole 102 is 6mm.
The length in the knife handle hole 102 is 2.0-4.5mm.
In the present embodiment, the length in the knife handle hole 102 is 3.5mm.
The both ends in the knife handle hole 102 are equipped with chamfering 108, chamfering 108 are arranged at the both ends in the knife handle hole 102, more
Convenient for the knife handle insertion and disassembly of cutter.The axis angle of the chamfering 108 and the nut body 1 is 30 ° -70 °.
In the present embodiment, the axis angle of the chamfering 108 and the nut body 1 is 45 °.
The internal diameter of the seal groove 103 is 7.0-8.5mm.In the present embodiment, the internal diameter of the seal groove 103 is
7.5mm.Waterproof grommet is equipped in the seal groove 103.Can effectively it be prevented by the way that sealing ring is arranged in the seal groove 103
Only clast, dust and water enter in the nut body 1 from knife handle hole, can be effectively prevented and make because clast, dust and water enter
At machining accuracy problem and tool maintenance issue.
The internal diameter of the escape 104 is remained unchanged along the axis of the nut body 1.When dismantling cutter, knife
The knife handle of tool is needed to the movement of the direction of the internal thread hole 101, and the escape 104 is used to provide to the knife handle of cutter to institute
State the mobile space in the direction of the internal thread hole 101 of nut body 1.
The internal diameter of the escape 104 is greater than the internal diameter of the clamping part 105, further, the escape 104
Internal diameter is close to the internal diameter of the internal thread hole 101, and in a preferred embodiment, the internal diameter of the escape 104 is slightly larger than institute
State the internal diameter of internal thread hole 101.
The connecting portion of the clamping part 105 and the escape 104 scratches or damages collet chuck, the buckle in order to prevent
One end that portion 105 is connected with the escape 104 is equipped with chamfering 110.
Further, the chamfering 110 is rounded corner, and further, the radius of the rounded corner is 0.5mm.
One end that the nut body 1 is equipped with the internal thread hole 101 has outside along the axis of the nut body
Convex annular projection 111.The inner sidewall of the annular projection 111 and lateral wall office are equipped with rounded corner.
Referring to Fig. 2, Fig. 2 is the structural schematic diagram of the nut of embodiment 1, and the nut body 1 is close to the knife handle hole 102
One end lateral wall be equipped with anti-skid structure 109.Further, the anti-skid structure 109 is a plurality of groove.
Referring to Fig. 3-4, Fig. 3 is the three-dimensional structure diagram of an angle of the elastic collet chuck of embodiment 1, and Fig. 4 is embodiment 1
The three-dimensional structure diagram of another angle of elastic collet chuck, the elastic collet chuck 2 include leading portion 202 and back segment 203, the leading portion 202
Outer surface be cylindrical surface, the outer surface of the back segment 203 is circular conical surface, and the leading portion 202 and 203 connecting place of back segment are recessed
It falls into and forms annular recess 204, the front end 208 of the leading portion 202 is equipped with chamfering.The back segment 203 close to the leading portion 202 one
The outer diameter at end is greater than the outer diameter of the leading portion 202, and the center of the elastic collet chuck 2, which is equipped with, runs through the leading portion 202 and back segment 203
Axially extending bore 204, the first groove 206 and second groove 207 of a plurality of sleeve configuration, institute is arranged in the side wall of the elastic collet chuck 2
First groove 206 and second groove 207 are stated each along axially extending, first ditch of the leading portion 202 and the back segment 203
Front end 208 and side wall of the slot 206 through the elastic collet chuck 2, the second groove 207 run through the rear end of the elastic collet chuck 2
209 and side wall.
In some preferred embodiments, the first groove 206 runs through the front end 208 of the elastic collet chuck 2, leading portion
The side wall of 202 side wall, the side wall of annular recess 204 and the back segment 203, the second groove 207 run through the spring cylinder
The rear end 209 of folder 2 and the side wall of back segment 203.
In some preferred embodiments, the first groove 206 and the second groove 207 are staggered and equidistantly
Distribution.The elastic collet chuck 2 is equipped with the 4-9 first grooves 206 and the 4-9 second grooves 207, in the present embodiment
In, the quantity of the first groove 206 and the quantity of the second groove 207 are equal, and the elastic collet chuck 2 is equipped with described in 6
First groove 206 and 6 second groove 207, angle is 60 ° between each adjacent first groove 206, Mei Gesuo
Stating the angle between first groove 206 and the adjacent second groove 207 is 30 °.The first groove 206 is apart from the bullet
Property collet chuck 2 rear end 209 distance be 1-5mm.The second groove 207 is apart from the leading portion 202 and the annular recess 204
The distance of connected one end is 1-5mm.
The taper of the outer surface of the back segment 203 is 5 ° to 8 °.In the present embodiment, the outer surface of the back segment 203
Taper is 8 °.
Referring to Fig. 5-7, Fig. 5 is the bottom view of the elastic collet chuck of embodiment 1, and Fig. 6 is section B-B cross-sectional view in Fig. 5, Fig. 7
It is C-C cross-sectional view in Fig. 5, the axially extending bore 204 includes the first hole section 2051 and the second hole section 2052, first hole
Section 2051 runs through the front end 208 of the elastic collet chuck 2, and second hole section 2052 runs through the rear end 209 of the elastic collet chuck 2,
The diameter of first hole section 2051 is less than the diameter of second hole section 2052, first hole section 2051 and second hole
Section 2052 is connected by conical surface.
The front end 208 of the elastic collet chuck 2 is equipped with chamfering 210, that is, the front end 208 of the leading portion 202 is equipped with chamfering
210.When the leading portion 202 of the elastic collet chuck 2 is inserted into the nut by the internal thread hole 101, the front end of the leading portion 202
208 chamfering is against on the section that the clamping part 105 is connect with the card slot 106, and elastic collet chuck 2 is by radial compression power
When, the first groove 206 and the second groove 207 are shunk, and the leading portion 202 continues the direction to the knife handle hole 102
Movement is until the leading portion 202 is caught in the card slot 106, and the clamping part 105 is caught in the annular recess 204, i.e., in fact
The connection of the existing elastic collet chuck 2 and the nut body 1.
The lateral wall of the leading portion 202 is connected by First Transition face 201 with the annular recess 204, the card slot 106
It is connected by the second transition face 107 with the clamping part 105, the shape in the First Transition face 201 and second transition face 107
Shape is conical surface, and the width of the card slot 106 is more than or equal to the width of the leading portion 202.
The internal diameter in the First Transition face 201 is gradually increased along from the back segment 203 to the direction of the leading portion 202,
The internal diameter of second transition face 107 is gradually increased along from the internal thread hole to the direction in the knife handle hole.Described first
The shape of transition face 201 and second transition face 107 is conical surface.
Further, the folder of the axis of the First Transition face 201, second transition face 107 and the nut body 1
Angle is 20 ° -45 °.
In the present embodiment, the First Transition face 201, second transition face 107 and the nut body 1 axis
Angle be 30 °.
Referring to Fig. 8, Fig. 8 is the sectional view of the clamp assemblies of embodiment 1, when dismantling collet chuck, to the nut body 1
Draw elastic collet chuck 2, first mistake that the leading portion 202 of elastic collet chuck 2 is connected with annular recess 204 in the direction of internal thread hole 101
It crosses face 201 to be against on the clamping part 105 and second transition face 107, under the reaction force of second transition face 107
The collet of collet chuck, which is further shunk, then exits the card slot 106, continues the side of the internal thread hole 101 to the nut body 1
It is pressed from both sides to slide, the disassembly of collet chuck can be realized.
In a preferred embodiment, the length of the leading portion 202 is 1.8-3.0mm, in the present embodiment, the leading portion
202 length is 3.0mm.The length of the back segment 203 is 10-20mm.In the present embodiment, the length of the back segment 203 is
16.0mm。
It should be understood that " in the present embodiment ", " in the embodiment of the present invention " or " can as one kind that specification is mentioned in the whole text
The embodiment of choosing " means that a particular feature, structure, or characteristic related with embodiment includes at least one reality of the invention
It applies in example.Therefore, " in the present embodiment " that occurs everywhere in the whole instruction, " in the embodiment of the present invention " or " as one kind
Optional embodiment " not necessarily refers to identical embodiment.In addition, these a particular feature, structure, or characteristics can be with any
Suitable mode combines in one or more embodiments.Those skilled in the art should also know that described in this description
Embodiment belongs to alternative embodiment, and related actions and modules are not necessarily necessary for the present invention.
In various embodiments of the present invention, it should be appreciated that magnitude of the sequence numbers of the above procedures are not meant to execute suitable
Successively, the execution sequence of each process should be determined by its function and internal logic the certainty of sequence, without coping with the embodiment of the present invention
Implementation process constitutes any restriction.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should with subject to scope of protection of the claims.
Claims (10)
1. a kind of clamp assemblies, which is characterized in that including nut and elastic collet chuck, the nut and the elastic collet chuck are detachable
Ground connection, the elastic collet chuck include leading portion and back segment, and the outer surface of the leading portion is cylindrical surface, and the outer surface of the back segment is
The surface indentation of circular conical surface, the leading portion and the back segment connecting place forms annular recess, and the back segment is adjacent to the leading portion
The outer diameter of one end is greater than the outer diameter of the leading portion, and the center of the elastic collet chuck is equipped with the axis through the leading portion and the back segment
To through-hole, the side wall of the elastic collet chuck is equipped with the first groove and second groove of a plurality of sleeve configuration, the first groove and
Second groove is axially extending each along the leading portion and the back segment, and the first groove runs through the front end of the elastic collet chuck
And side wall, the second groove include columnar nut body through the rear end of the elastic collet chuck and side wall, the nut,
The first end of the nut body is equipped with internal thread hole, and the second end of the nut body is passed through equipped with the knife handle for process tool
Knife handle hole, the inner wall in the knife handle hole is equipped with seal groove, escape is equipped with inside nut body and for fixing the leading portion
Collet chuck fixed part, the leading portion of the collet chuck is inserted into inside the nut body from the internal thread hole and has the collet chuck to fix
Portion is fixed, and the internal thread hole, the escape, the collet chuck fixed part and the knife handle hole are sequentially connected and are coaxially disposed.
2. clamp assemblies according to claim 1, which is characterized in that the collet chuck fixed part includes connected card slot and card
Buckle, the card slot are formed on the nut body inner wall, and the inner wall of the nut body is in card slot side convex shaped
At the clamping part, the leading portion is caught in the card slot, and the clamping part is caught in the annular recess, the clamping part and institute
Escape connection is stated, the card slot is connect with the knife handle hole, and the internal diameter of the card slot is protected along the axis of the nut body
Hold constant, the aperture in the knife handle hole is less than the internal diameter of the card slot.
3. clamp assemblies according to claim 2, which is characterized in that the lateral wall of the leading portion by First Transition face with
The annular recess is connected, and the card slot is connected by the second transition face with the clamping part, the First Transition face and described
The shape of second transition face is conical surface, and the width of the card slot is more than or equal to the width of the leading portion.
4. clamp assemblies according to claim 3, which is characterized in that the internal diameter in the First Transition face is along after described
Section is gradually increased to the direction of the leading portion, and the internal diameter of second transition face is along from the internal thread hole to the knife handle hole
Direction be gradually increased.
5. clamp assemblies according to claim 1-4, which is characterized in that the front end of the elastic collet chuck is equipped with
Angle.
6. clamp assemblies according to claim 1-4, which is characterized in that the first groove and second ditch
Slot is staggered and is equally spaced.
7. clamp assemblies according to claim 1-4, which is characterized in that the taper of the outer surface of the back segment is
5 ° to 8 °.
8. clamp assemblies according to claim 1-4, which is characterized in that the internal diameter of the escape is along described
The axis of nut body remains unchanged.
9. clamp assemblies according to claim 1-4, which is characterized in that the axially extending bore includes the first hole section
With the second hole section, first hole section runs through the front end of the elastic collet chuck, and second hole section is through the elastic collet chuck
Rear end, the diameter of first hole section are less than the diameter of second hole section, and first hole section and second hole section pass through
It is connected with conical surface.
10. clamp assemblies according to claim 1-4, which is characterized in that the escape with the buckle
One end of portion's connection is equipped with the first chamfering, and one end that the clamping part is connected with the escape is equipped with the second chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811158261.0A CN108972038A (en) | 2018-09-30 | 2018-09-30 | Clamp assemblies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811158261.0A CN108972038A (en) | 2018-09-30 | 2018-09-30 | Clamp assemblies |
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| CN108972038A true CN108972038A (en) | 2018-12-11 |
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| CN201811158261.0A Withdrawn CN108972038A (en) | 2018-09-30 | 2018-09-30 | Clamp assemblies |
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| CN209140352U (en) * | 2018-09-30 | 2019-07-23 | 汇专绿色工具有限公司 | Clamp assemblies |
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Address after: 510000 Nanyun No. 2 Road, Science City, Guangzhou High-tech Industrial Development Zone, Guangdong Province, No. 8 Product Yao Electronic Industry Park Door and Machine Building (Block C) First, Second and Third Floors Applicant after: CONPROFE GREEN TOOLS Co.,Ltd. Applicant after: CONPROFE TECHNOLOGY GROUP Co.,Ltd. Address before: 510000 Nanyun No. 2 Road, Science City, Guangzhou High-tech Industrial Development Zone, Guangdong Province, No. 8 Product Yao Electronic Industry Park Door and Machine Building (Block C) First, Second and Third Floors Applicant before: GUANGZHOU HUIZHUAN TOOLS Co.,Ltd. Applicant before: CONPROFE TECHNOLOGY GROUP Co.,Ltd. |
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Effective date of registration: 20200207 Address after: 510000 Guangdong Guangzhou High-tech Industrial Development Zone Science City Nanyun No. 2 Road No. 8 Product Yao Electronics Industry Park Door and Machine Building (Block C) First and Second Floors Applicant after: CONPROFE TECHNOLOGY GROUP Co.,Ltd. Applicant after: SMARTGUY INTELLIGENT EQUIPMENT Co.,Ltd. GUANGZHOU BRANCH Address before: 510000 Nanyun No. 2 Road, Science City, Guangzhou High-tech Industrial Development Zone, Guangdong Province, No. 8 Product Yao Electronic Industry Park Door and Machine Building (Block C) First, Second and Third Floors Applicant before: CONPROFE GREEN TOOLS Co.,Ltd. Applicant before: CONPROFE TECHNOLOGY GROUP Co.,Ltd. |
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Application publication date: 20181211 |