CN109940426A - Mill symmetric double key groove clamp and slotting attachment - Google Patents
Mill symmetric double key groove clamp and slotting attachment Download PDFInfo
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- CN109940426A CN109940426A CN201910347444.5A CN201910347444A CN109940426A CN 109940426 A CN109940426 A CN 109940426A CN 201910347444 A CN201910347444 A CN 201910347444A CN 109940426 A CN109940426 A CN 109940426A
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- 238000003801 milling Methods 0.000 claims abstract description 62
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- 238000003825 pressing Methods 0.000 claims description 29
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000012545 processing Methods 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000003754 machining Methods 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000005191 phase separation Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
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Abstract
The present invention relates to a kind of milling symmetric double key groove clamps, hollow axial workpiece can be first arranged in the bar portion of locating shaft, the position for adjusting positioning sleeve again makes the small end of positioning region and positioning sleeve respectively penetrate axial workpiece both ends, until being fixedly clamped axial workpiece on locating shaft.Further, locating shaft is installed on pedestal, side wall groove milling of the milling machine to axial workpiece can be utilized.After processing first keyway, release supports component and locating shaft is rotated integrally 180 degree.Then, make locating slot and positioning protrusion clamping again, and component locking will be supported, Article 2 keyway can be milled.Since locating slot and positioning protrusion are center symmetric figure, thus locating shaft only just rotation 180 degree when, locating slot and positioning protrusion could be made to realize clamping again.Therefore, above-mentioned milling symmetric double key groove clamp can be obviously improved the symmetry of double bond slot.In addition, the present invention also provides a kind of slotting attachments.
Description
Technical field
The present invention relates to part processing technique field, in particular to a kind of milling symmetric double key groove clamp and slotting attachment.
Background technique
Flat key connection be in machine driving frequently with a kind of mode, because its fabricate it is simple and convenient due to transported extensively
With.To increase transfer of torque, more selection double flat bond structure, circumferentially 180 degree arrangement is more universal for double flat key.To guarantee
Assembly is smooth, it is necessary to assure circumferentially 180 degree distribution precision is qualified for the double bond slot of axial workpiece.
Currently, common processing method is processed using dividing head triangle chuck clamping axial workpiece.Mill first
After keyway, rotation 180 degree reprocesses Article 2 keyway.Which is although simple and convenient, but machining accuracy is not high, leads to two
The symmetry (two key slot center planes are relative to the symmetry on the basis of axis) of keyway is only between 0.1~0.3, it is difficult to meet
The demand of high-precision occasion.
Summary of the invention
Based on this, it is necessary to which existing processing method leads to the not high problem of double bond slot processing symmetry, and providing a kind of can mention
Rise the milling symmetric double key groove clamp and slotting attachment of double keyway symmetries.
A kind of milling symmetric double key groove clamp, comprising:
Pedestal, one end are provided with any of locating slot and positioning protrusion, and the other end, which is provided with, supports component, the positioning
Slot and the positioning protrusion are centrosymmetric image；
Locating shaft including bar portion, is located at positioning region and the support division at the bar portion both ends, and the positioning region is in circle
For the small end of platform shape and the positioning region towards the bar portion, the end face of the positioning region is provided with the locating slot and the positioning
Another in protrusion；And
The positioning sleeve of truncated cone-shaped, is sheathed on the bar portion and position in the bar portion is adjustable, the positioning sleeve it is small
It is directed toward the positioning region in end；
Wherein, the locating slot and the positioning protrusion phase clamping, and the component and the support division of supporting is described in
The axial direction of locating shaft offsets, and the locating shaft is removably installed in the pedestal.
The pedestal includes bottom plate, left bent plate and right curved plate in one of the embodiments, the left bent plate and the right side
Bent plate is respectively arranged in the both ends of the bottom plate and is oppositely arranged, and the component that supports is set on the right curved plate, the left side
The locating slot or positioning protrusion are provided on bent plate.
The locating slot is cross recess in one of the embodiments, and the positioning protrusion is cross protrusion.
It in one of the embodiments, further include support plate, the support plate is installed on the pedestal and supports close to described
One end of component, the support plate edge offers V-groove, and the support division is born against in the V-groove.
The end face of the support division includes two scarves being centrosymmetric in one of the embodiments, described to support
Holding component includes:
Guide rod, is installed on the pedestal, and the guide rod extends along the direction perpendicular to the locating shaft central axes；
Pressing plate is sheathed on the guide rod, and the side of the pressing plate, which has, supports inclined-plane, and the pressing plate is operationally along described
Guide rod sliding, supports inclined-plane described in and offsets with the scarf.
The guiding surface being oppositely arranged with the support plate, institute are formed on the pedestal in one of the embodiments,
Guide rod is stated between the support plate and the guiding surface.
The guide rod is screw rod in one of the embodiments, and the component that supports further includes locking nut, the locking
Nut and the guide rod screw togather and are located at the pressing plate backwards to the side of the pedestal.
Supporting component described in one of the embodiments, further includes compressed spring, and the compressed spring is sheathed on described
Guide rod is simultaneously held between the pressing plate and the pedestal.
The bar portion is provided with external screw thread in one of the embodiments, and the milling symmetric double key groove clamp further includes fixed
Position nut, the location nut and the bar portion screw togather and are located at side of the positioning sleeve far from the positioning region.
Hollow axial workpiece can be first arranged in the bar portion of locating shaft by above-mentioned milling symmetric double key groove clamp, then is adjusted and determined
The position of position set, makes the small end of positioning region and positioning sleeve respectively penetrate axial workpiece both ends, until axial workpiece is fixedly clamped
In on locating shaft.Further, locating shaft is installed on pedestal, side wall groove milling of the milling machine to axial workpiece can be utilized.Processing
After first keyway, release supports component and locating shaft is rotated integrally 180 degree.Then, make locating slot and positioning protrusion again
Secondary clamping, and component locking will be supported, Article 2 keyway can be milled.Since locating slot and positioning protrusion are center symmetric figure,
Therefore locating shaft only just rotation 180 degree when, could make locating slot and positioning protrusion realizes clamping again.Therefore, above-mentioned milling
Symmetric double key groove clamp can be obviously improved the symmetry of double bond slot.
A kind of slotting attachment, comprising:
Vertical knee-type milling machine；And
Symmetric double key groove clamp, the milling symmetric double key groove clamp installation are milled as described in any one of above preferred embodiment
In the workbench of the vertical knee-type milling machine.
Above-mentioned slotting attachment, due to using above-mentioned milling symmetric double key groove clamp, therefore slotting attachment need to only use vertical milling
Bed is processed, and machining accuracy can be obviously improved, so that the symmetry of double bond slot is higher.Therefore, and using four-axis milling machine
The mode for carrying out the processing of double bond slot is compared, and cost can be also effectively reduced.
Detailed description of the invention
Fig. 1 is the assembly structure diagram that symmetric double key groove clamp is milled in present pre-ferred embodiments；
Fig. 2 is the partial sectional view of milling symmetric double key groove clamp shown in Fig. 1；
Fig. 3 is the structural schematic diagram of left bent plate in milling symmetric double key groove clamp shown in Fig. 1；
Fig. 4 is the structural schematic diagram of locating shaft in milling symmetric double key groove clamp shown in Fig. 1；
Fig. 5 is the schematic diagram of another angle of locating shaft shown in Fig. 4；
Fig. 6 is the structural schematic diagram of support plate in milling symmetric double key groove clamp shown in Fig. 1；
Fig. 7 is the structural schematic diagram that component is supported in milling symmetric double key groove clamp shown in Fig. 2.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give preferred embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, purpose of providing these embodiments is keeps the understanding to the disclosure more saturating
It is thorough comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Referring to Fig. 1, the present invention provides a kind of slotting attachment (not shown) and milling symmetric double key groove clamps 100.Groove milling
Device is used for the side wall keyseat in hollow axial workpiece 200, and milling symmetric double key groove clamp 100 is for fixing and stepping up to be added
The axial workpiece 200 of work.Wherein, slotting attachment includes vertical knee-type milling machine (not shown) and above-mentioned milling symmetric double key groove clamp 100, milling
Symmetric double key groove clamp 100 is installed on the workbench of vertical knee-type milling machine.Compared to the horizontal milling machine of four axis or more, vertical knee-type milling machine
Using advantageously reducing cost.
Referring to Figure 2 together, the milling symmetric double key groove clamp 100 in present pre-ferred embodiments includes pedestal 110, supports
Component 120, locating shaft 130 and positioning sleeve 140.
Pedestal 110 plays a supportive role, and will mill symmetric double key groove clamp 100 and be positioned on the workbench of vertical knee-type milling machine.Base
The generally high-intensitive metal structures of seat 110, can be integrally formed also to be assembled by multiple portions and formed.Specifically in the present embodiment
In, pedestal 110 includes bottom plate 111, left bent plate 113 and right curved plate 115, and left bent plate 113 and right curved plate 115 are respectively arranged in bottom plate
111 both ends are simultaneously oppositely arranged.
Can be spliced by realizations such as soket head cap screws between bottom plate 111, left bent plate 113 and right curved plate 115, facilitate fixture at
Type.On bottom plate 111 can also design fixture correction reference, with facilitate milling symmetric double key groove clamp 100 vertical knee-type milling machine workbench
On be corrected.Also settable T-type screw and match moreover, for the ease of pedestal 110 to be installed on workbench, on bottom plate 111
The nut of set.In addition, overhead space can be formed between left bent plate 113 and right curved plate 115, thus it is convenient to locating shaft 130 into
The operation such as row installation and disassembly.
Also referring to Fig. 3 and Fig. 4, one end of pedestal 110 is provided with any of locating slot 101 and positioning protrusion 102.
Specifically in the present embodiment, positioning protrusion 102 is provided on pedestal 110, and positioning protrusion 102 is located on left bent plate 113.Positioning
Another in locating slot 101 and positioning protrusion 102 is provided on axis 130.Specifically in the present embodiment, it is arranged on locating shaft 130
There is locating slot 101.
Locating slot 101 and positioning protrusion 102 can mutual clamping, thus to locating shaft 130 realize it is circumferential and it is radial limit, with
Prevent it from rotating and swinging relative to pedestal 110.Locating slot 101 and positioning protrusion 102 are centrosymmetric image.Also
It is to say, after locating slot 101 or positioning protrusion 102 are rotated 180 degree, the two can clamping again.Specifically, locating slot 101 and fixed
The shape of position protrusion 102 cannot can be circle in cross, regular hexagon, square etc., but generally.
Please refer to fig. 5, in the present embodiment, locating slot 101 is cross recess, positioning protrusion 102 is cross protrusion.Ten
Word slot is engaged closely with cross protrusion.Therefore, when locating slot 101 is with 102 phase clamping of positioning protrusion, locating shaft 140 is limited
It is more firm.
Wherein, positioning protrusion 102 is made of a plurality of rib outstanding.For example, cross protrusion shown in figure is by level
And the rib of vertical both direction is constituted.In order to enable locating slot 101 and positioning protrusion 102 cooperate closely, the cross section of rib
It is wedge shaped.Therefore, when positioning protrusion 102 and locating slot 101 cooperate, in embeddable locating slot 101.Even if 101 inner wall of locating slot
It wears, positioning protrusion 102 also can the continuation clamping under the supporting of axial force.
The other end of pedestal 110, which is provided with, supports component 120.Specifically in the present embodiment, it supports component 120 and is set to the right side
On bent plate 115.Supporting component 120 can be hydraulic telescopic machanism, elastic extension structure etc..Supporting component 120 can be with locating shaft
One end of 130 remotely located slots 101 abuts, to provide one along axial resist force, so that locating slot 101 to locating shaft 130
Mated condition is maintained at positioning protrusion 102.When support component 120 releasing support after, then can make locating slot 101 and positioning protrusion
102 separation.
Referring to Fig. 4 and Fig. 5, locating shaft 130 includes bar portion 131, positioning region 133 and support division 135.Positioning region
133 and support division 135 be located at the both ends of bar portion 131.Locating shaft 130 be axially symmetric structure, bar portion 131, positioning region 133 and
Support division 135 is generally integrally formed.
Positioning region 133 is in truncated cone-shaped, and the small end of positioning region 133 is towards bar portion 131.The end face of positioning region 133 is arranged
There is another in locating slot 101 and positioning protrusion 102.Specifically in the present embodiment, the end face of positioning region 133 is provided with locating slot
101.Moreover, the central axes of locating shaft 130 pass through the symmetrical centre of locating slot 101.Hollow axial workpiece 200 can be sheathed on fixed
On the axis 133 of position.Specifically, axial workpiece 200 can be packed into and can be slided along bar portion 131 by one end of support division 135, until with fixed
Position portion 133 abuts.
Positioning sleeve 140 is in truncated cone-shaped, has big end and small end.Wherein, positioning sleeve 140 is sheathed on bar portion 131 and in bar portion
Position on 131 is adjustable, and the small end of positioning sleeve 140 is directed toward positioning region 133.Therefore, the position for adjusting positioning sleeve 140, can drive
Dynamic axial workpiece 200 slides into abut with positioning region 133, and finally respectively penetrates positioning region 133 and the small end of positioning sleeve 140
200 both ends of axial workpiece.And since the both ends of axial workpiece 200 are generally machined with orientational cone-shaped surface, therefore positioning region 133 and positioning sleeve
140 surface can be fitted close with orientational cone-shaped surface, to being fixedly clamped axial workpiece 200 on locating shaft 130.
In the present embodiment, bar portion 131 is provided with external screw thread, and milling symmetric double key groove clamp 100 further includes location nut
150.Location nut 150 and bar portion 131 screw togather and are located at the side in the remotely located portion 133 of positioning sleeve 140.
Specifically, it can be made to move along bar portion 131 by turning location nut 150, until location nut 150 and positioning sleeve
140 end abutment, and further drive positioning sleeve 140 to slide towards positioning region 133, and be finally held on axial workpiece 200
Between positioning region 133 and positioning sleeve 140.The setting of location nut 150 can avoid directly operating positioning sleeve 140, thus
It avoids and the surface of positioning sleeve 140 is caused to wear.
When assembling locating shaft 130, first by locating slot 101 and 102 phase clamping of positioning protrusion, and make to support component 120 and support
The axial direction that portion 135 is held along locating shaft 130 offsets, and locating shaft 130 can be removably installed on pedestal 110.Moreover, supporting
It holds component 120 and after the releasing of support division 135 supports, then locating slot 101 can be made to separate with positioning protrusion 102, and by locating shaft 130
It is removed from pedestal 110.
Using above-mentioned milling symmetric double key groove clamp 100 carry out the processing of double bond slot process approximately as:
1, fixture is installed on the workbench of vertical knee-type milling machine, and be corrected, to medium operation.Specifically, bottom plate 111
Lateral layout have preliminary correction benchmark, drag table can centering using dial gauge.Locating shaft 130 is mounted on pedestal 110 again, and
With the Up Highway UHW and side bus of amesdial correction bar portion 131 to Eligibility requirements.
2, axial workpiece 200 to be processed is fixed and is clamped on locating shaft 130, then will be equipped with axial workpiece 200
Locating shaft 130 is installed on pedestal 110, and concrete mode is for example above-mentioned.
3, it adjusts lathe and determines machined parameters.
4, vertical knee-type milling machine is opened and processes first keyway.Then, it supports the releasing of component 120 to support, and quilt will be had
The locating shaft 130 of working shaft-like part 200 rotates about the axis 180 degree, then locating shaft 130 is installed on pedestal by the same manner
On 110, Article 2 keyway is processed.
Since locating slot 101 and positioning protrusion 102 are center symmetric figure, therefore locating shaft 130 only just rotates 180 degree
When, locating slot 101 and positioning protrusion 102 could be made to realize clamping again.For example, if locating shaft 130 only has rotated 179 degree,
Then there are 1 degree of deviations for criss-cross locating slot 101 and criss-cross positioning protrusion 102, and the two can not be aligned at this time, Jin Erye
It can not clamping.Therefore, locating slot 101 and positioning protrusion 102 cooperate, and may also function as calibration function, to guarantee the key milled twice
Slot is distributed in the circumferential of part at 180 degree, has been obviously improved the symmetry of double bond slot.
Moreover, because above-mentioned milling symmetric double key groove clamp 100 is used, therefore slotting attachment need to only be carried out using vertical knee-type milling machine
Processing, can be obviously improved machining accuracy, so that the symmetry of double bond slot is higher.Therefore, and using four-axis milling machine progress pair
The mode of keyway processing is compared, and cost can be also effectively reduced.
Referring to Figure 6 together, in the present embodiment, milling symmetric double key groove clamp 100 further includes support plate 160, support plate
160 edges have V-groove 161.Support plate 160 is installed on pedestal 110 close to the one end for supporting component 120, and support division 135 is held
It is against in V-groove 161.
Specifically, the material of support plate 160 is generally identical as pedestal 110, it can be real with pedestal 110 by flat key, bolt etc.
Now install.As shown in Figures 1 and 2, V-groove 161 is opening up, backwards to bottom plate 111.V-groove 161 can mention support division 135
For supporting and limiting, under the action of self-weight, support division 135 can be caught in V-groove 161 locating shaft 130.Therefore, can effectively prevent
Only support division 135 is occurring lateral displacement with supporting during 120 phase separation of component, so that locating shaft 130 is processed
It keeps stablizing in journey.
Further, referring to Fig. 4 and Fig. 5, in the present embodiment, the end face of support division 135 includes two and is in
The symmetrical scarf 1352 of the heart.Referring to Figure 7 together, supporting component 120 includes guide rod 121 and pressing plate 123.Wherein, guide rod 121
It is installed on pedestal 110, and is extended along the direction perpendicular to 130 central axes of locating shaft；Pressing plate 123 is sheathed on guide rod 121, and can grasp
Make ground to slide along guide rod 121.
Scarf 1352 is considered as, the inclined-plane chamfer from the side wall of support division 135 to end face.Locating shaft 130
Central axes also pass through the symmetrical centre of two scarves 1352.After locating shaft 135 rotates 180 degree, two scarves 1352 are each other
Position exchange.
Guide rod 121 can be screw rod, polished rod, can generally pass through modes and the pedestals such as screw threads for fastening, welding, bolt positioning
110 is fixed.As shown in Figure 1, guide rod 121 extends along the vertical direction.The side of pressing plate 123, which has, supports inclined-plane 1232.Specifically,
Pressing plate 123 can be trapezoid block, and side wall formation supports inclined-plane 1232.
When locating slot 101 is with 102 phase clamping of positioning protrusion, one of scarf 1352 just with support inclined-plane 1232
Slope it is identical.Therefore, pressing plate 123 is slided along guide rod 121, can be made to support inclined-plane 1352 and is offseted with scarf 1352.Such as
Shown in Fig. 1,123 slide downward of pressing plate is then compressed, to support with the realization of support division 135,123 upward sliding of pressing plate, which then releases, to be supported
It holds, so as to take out locating shaft 130.Two inclined-plane phase separations can make pressing plate 123 generate axially and radially support division 135
(vertical direction shown in FIG. 1) two component.Radial component and the support force of support plate 160 are offset, so that support division 135 be existed
Vertical direction realization grips, and axial component then compresses locating shaft 130, to prevent locating slot 101 and positioning protrusion
102 separation.
It has been observed that needing locating shaft 130 rotating 180 degree after having milled first keyway.At this point, two scarves 1352
It will replace, again compress pressing plate 123, then supporting inclined-plane 1232 will abut with another scarf 1352.But if positioning
There are deviations for the rotation angle and 180 degree of axis 130, then supporting inclined-plane 1232 cannot cooperate with scarf 1352 well.This
When, it just needs to be adjusted.Therefore, it is matched supporting inclined-plane 1232 with scarf 1352 by way of realization supports, may be used also
Play the role of secondary calibration to the rotation angle of locating shaft 180, is conducive to further promote machining accuracy.
Further, referring to Fig. 2, in the present embodiment, set opposite with support plate 160 is formed on pedestal 110
The guiding surface 1152 set.Specifically in the present embodiment, guiding surface 1152 is formed on right curved plate 115.Wherein, guide rod 121
Between support plate 160 and guiding surface 1152.
Specifically, the opposite two sides of pressing plate 123 are each formed with and support inclined-plane 1232, and towards 1152 side of guiding surface
It is identical as the slope of guiding surface 1152 to support inclined-plane 1232.When supporting component 120 and support division 135 supports, guiding surface
Funnel structure is formed between 1152 and scarf 1352.After pressing plate 123 compresses, the inclined-plane 1232 that supports of two sides is cut with guiding respectively
Face 1152 and scarf 1352 abut against, so that pressing plate 123 is fastened in funnel structure.Pressing plate 123 by pedestal 110 branch
Support, scarf 135 can be realized it is more stable support, to be further ensured that the stability of locating shaft 130 in process.
As described above, needing that pressing plate 123 is repeated during milling double bond slot compression and releasing the behaviour compressed
Make.Therefore, in order to easy to operate, specifically in the present embodiment, guide rod 121 is screw rod, and supporting component 120 further includes locking nut
125, locking nut 125 and guide rod 121 screw togather and are located at pressing plate 123 backwards to the side of pedestal 110.
By tightening locking nut 125, can drive pressing plate 123 towards pedestal 110 slide, until support inclined-plane 1232 and tiltedly
Section 1352 supports compression.And when releasing compression, locking nut 125 need to only be back-outed.As it can be seen that only need to be by tightening or twisting
Locking nut 125 out can be realized pressing plate 123 and compress and release compression, and operation convenience greatly promotes.
Further, in the present embodiment, supporting component 120 further includes compressed spring 127, and compressed spring 127 is sheathed on
Guide rod 121 is simultaneously held between pressing plate 123 and pedestal 110.
Specifically, compressed spring 127 stores elastic potential energy.Therefore, after back-outing locking nut 125, pressing plate 123 then can be
The elastic force of compressed spring 127 acts on lower automatic rollback, releases and compresses.Therefore, it may make that process is more convenient.
Hollow axial workpiece 200 can be first arranged in the bar portion of locating shaft 130 by above-mentioned milling symmetric double key groove clamp 100
131, then the position of positioning sleeve 140 is adjusted, so that the small end of positioning region 133 and positioning sleeve 140 is respectively penetrated 200 liang of axial workpiece
End, until being fixedly clamped axial workpiece 200 on locating shaft 130.Further, locating shaft 130 is installed on pedestal 110,
Side wall groove milling of the milling machine to axial workpiece 200 can be utilized.After processing first keyway, release supports component 120 and will determine
Position axis 130 rotates integrally 180 degree.Then, make locating slot 101 and positioning protrusion 102 clamping again, and component 120 will be supported and locked
Tightly, Article 2 keyway can be milled.Since locating slot 101 and positioning protrusion 102 are center symmetric figure, therefore locating shaft 130 only has
When just rotating 180 degree, locating slot 101 and positioning protrusion 102 could be made to realize clamping again.Therefore, above-mentioned milling symmetric double
Key groove clamp 100 can be obviously improved the symmetry of double bond slot.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of milling symmetric double key groove clamp characterized by comprising
Pedestal, one end are provided with any of locating slot and positioning protrusion, and the other end, which is provided with, supports component, the locating slot and
The positioning protrusion is centrosymmetric image；
Locating shaft including bar portion, is located at positioning region and the support division at the bar portion both ends, and the positioning region is in truncated cone-shaped
And the small end of the positioning region, towards the bar portion, the end face of the positioning region is provided with the locating slot and the positioning protrusion
In another；And
The positioning sleeve of truncated cone-shaped, is sheathed on the bar portion and position in the bar portion is adjustable, and the small end of the positioning sleeve refers to
To the positioning region；
Wherein, the locating slot and the positioning protrusion phase clamping, and the component and the support division of supporting is along the positioning
The axial direction of axis offsets, and the locating shaft is removably installed in the pedestal.
2. milling symmetric double key groove clamp according to claim 1, which is characterized in that the pedestal includes bottom plate, left bent plate
And right curved plate, the left bent plate and the right curved plate are respectively arranged in the both ends of the bottom plate and are oppositely arranged, described to support group
Part is set on the right curved plate, is provided with the locating slot or positioning protrusion on the left bent plate.
3. milling symmetric double key groove clamp according to claim 1, which is characterized in that the locating slot is cross recess, described
Positioning protrusion is cross protrusion.
4. milling symmetric double key groove clamp according to claim 1, which is characterized in that it further include support plate, the support plate
The pedestal is installed on close to described one end for supporting component, the support plate edge offers V-groove, and the support division is held
It is against in the V-groove.
5. milling symmetric double key groove clamp according to claim 4, which is characterized in that the end face of the support division includes two
The scarf being centrosymmetric, the component that supports include:
Guide rod, is installed on the pedestal, and the guide rod extends along the direction perpendicular to the locating shaft central axes；
Pressing plate is sheathed on the guide rod, and the side of the pressing plate, which has, supports inclined-plane, and the pressing plate is operationally along the guide rod
Sliding supports inclined-plane described in and offsets with the scarf.
6. milling symmetric double key groove clamp according to claim 4, which is characterized in that be formed on the pedestal and the branch
The guiding surface that fagging is oppositely arranged, the guide rod is between the support plate and the guiding surface.
7. milling symmetric double key groove clamp according to claim 4, which is characterized in that the guide rod is screw rod, described to support
Component further includes locking nut, and the locking nut and the guide rod screw togather and be located at the pressing plate backwards to the one of the pedestal
Side.
8. milling symmetric double key groove clamp according to claim 7, which is characterized in that the component that supports further includes compression bullet
Spring, the compressed spring are sheathed on the guide rod and are held between the pressing plate and the pedestal.
9. milling symmetric double key groove clamp according to claim 1, which is characterized in that the bar portion is provided with external screw thread, institute
Stating milling symmetric double key groove clamp further includes location nut, and the location nut is screwed togather with the bar portion and to be located at the positioning sleeve remote
Side from the positioning region.
10. a kind of slotting attachment characterized by comprising
Vertical knee-type milling machine；And
Symmetric double key groove clamp is milled as described in 1 to 9 any one of the claims, the milling symmetric double key groove clamp is installed on institute
State the workbench of vertical knee-type milling machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910347444.5A CN109940426B (en) | 2019-04-28 | 2019-04-28 | Milling symmetrical double-key groove clamp and milling groove device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910347444.5A CN109940426B (en) | 2019-04-28 | 2019-04-28 | Milling symmetrical double-key groove clamp and milling groove device |
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| Publication Number | Publication Date |
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| CN109940426A true CN109940426A (en) | 2019-06-28 |
| CN109940426B CN109940426B (en) | 2024-09-13 |
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| CN201910347444.5A Active CN109940426B (en) | 2019-04-28 | 2019-04-28 | Milling symmetrical double-key groove clamp and milling groove device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112338599A (en) * | 2020-11-24 | 2021-02-09 | 安徽机电职业技术学院 | Fixture for milling machine to process key grooves of shaft parts |
| CN114559105A (en) * | 2021-12-15 | 2022-05-31 | 郑州华威齿轮有限公司 | Machining machine tool for gear shaft lock edge groove and machining method thereof |
| CN114905309A (en) * | 2022-05-26 | 2022-08-16 | 中电建成都铁塔有限公司 | Automatic steel pipe slotting machining device |
| CN115284172A (en) * | 2022-08-05 | 2022-11-04 | 常熟希那基汽车零件有限公司 | Copying inner diameter grinding clamp for flanged motor shaft |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0547554A1 (en) * | 1991-12-18 | 1993-06-23 | MAGERL FEINMECHANIK GmbH | Workclamping device for multi face machining |
| US6068541A (en) * | 1997-12-22 | 2000-05-30 | United Technologies Corporation | Method for using a fixture enabling more accurate machining of a part |
| CN202571928U (en) * | 2012-04-16 | 2012-12-05 | 南京数控机床有限公司 | Workpiece clamping device |
| CN205254276U (en) * | 2016-01-05 | 2016-05-25 | 株洲齿轮有限责任公司 | Gapless positioning fixture of awl in hollow shaft class work piece |
| JP2016112659A (en) * | 2014-12-17 | 2016-06-23 | 嘉新精密有限公司 | Positioning block structure capable of elastically positioning machining jig |
| CN205816842U (en) * | 2016-06-01 | 2016-12-21 | 陈柏伸 | Monolateral clamping device |
| CN206405552U (en) * | 2016-12-13 | 2017-08-15 | 上海航天设备制造总厂 | A kind of positioning shaft sleeve clamping device |
| CN206550448U (en) * | 2017-01-19 | 2017-10-13 | 郑州机械研究所 | A kind of city rail traffic device processes self-centering frock with end tooth |
| CN206998455U (en) * | 2017-08-11 | 2018-02-13 | 拱玉娜 | Oil field shaft mouth big four processing tool |
| CN108098611A (en) * | 2017-12-26 | 2018-06-01 | 保定向阳航空精密机械有限公司 | A kind of clamp flat-nose pliers |
| CN108188424A (en) * | 2018-02-24 | 2018-06-22 | 无锡金红鹰工业自动化有限公司 | A kind of oild chuck clamping device |
| CN210281412U (en) * | 2019-04-28 | 2020-04-10 | 株洲齿轮有限责任公司 | Symmetrical double-keyway milling fixture and keyway milling device |
-
2019
- 2019-04-28 CN CN201910347444.5A patent/CN109940426B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0547554A1 (en) * | 1991-12-18 | 1993-06-23 | MAGERL FEINMECHANIK GmbH | Workclamping device for multi face machining |
| US6068541A (en) * | 1997-12-22 | 2000-05-30 | United Technologies Corporation | Method for using a fixture enabling more accurate machining of a part |
| CN202571928U (en) * | 2012-04-16 | 2012-12-05 | 南京数控机床有限公司 | Workpiece clamping device |
| JP2016112659A (en) * | 2014-12-17 | 2016-06-23 | 嘉新精密有限公司 | Positioning block structure capable of elastically positioning machining jig |
| CN205254276U (en) * | 2016-01-05 | 2016-05-25 | 株洲齿轮有限责任公司 | Gapless positioning fixture of awl in hollow shaft class work piece |
| CN205816842U (en) * | 2016-06-01 | 2016-12-21 | 陈柏伸 | Monolateral clamping device |
| CN206405552U (en) * | 2016-12-13 | 2017-08-15 | 上海航天设备制造总厂 | A kind of positioning shaft sleeve clamping device |
| CN206550448U (en) * | 2017-01-19 | 2017-10-13 | 郑州机械研究所 | A kind of city rail traffic device processes self-centering frock with end tooth |
| CN206998455U (en) * | 2017-08-11 | 2018-02-13 | 拱玉娜 | Oil field shaft mouth big four processing tool |
| CN108098611A (en) * | 2017-12-26 | 2018-06-01 | 保定向阳航空精密机械有限公司 | A kind of clamp flat-nose pliers |
| CN108188424A (en) * | 2018-02-24 | 2018-06-22 | 无锡金红鹰工业自动化有限公司 | A kind of oild chuck clamping device |
| CN210281412U (en) * | 2019-04-28 | 2020-04-10 | 株洲齿轮有限责任公司 | Symmetrical double-keyway milling fixture and keyway milling device |
Non-Patent Citations (1)
| Title |
|---|
| 王文尔;廖里仁;: "大型关键轴180°对称键槽加工工艺及机床分析", 制造技术与机床, no. 02, 28 February 2011 (2011-02-28), pages 66 - 69 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112338599A (en) * | 2020-11-24 | 2021-02-09 | 安徽机电职业技术学院 | Fixture for milling machine to process key grooves of shaft parts |
| CN112338599B (en) * | 2020-11-24 | 2024-05-17 | 安徽机电职业技术学院 | Clamp for milling machine to process key groove of shaft part |
| CN114559105A (en) * | 2021-12-15 | 2022-05-31 | 郑州华威齿轮有限公司 | Machining machine tool for gear shaft lock edge groove and machining method thereof |
| CN114559105B (en) * | 2021-12-15 | 2023-11-21 | 郑州华威齿轮有限公司 | Gear shaft edge locking groove machining machine tool and machining method thereof |
| CN114905309A (en) * | 2022-05-26 | 2022-08-16 | 中电建成都铁塔有限公司 | Automatic steel pipe slotting machining device |
| CN115284172A (en) * | 2022-08-05 | 2022-11-04 | 常熟希那基汽车零件有限公司 | Copying inner diameter grinding clamp for flanged motor shaft |
| CN115284172B (en) * | 2022-08-05 | 2023-11-14 | 常熟希那基汽车零件有限公司 | Profiling inner diameter grinding clamp for flanged motor shaft |
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