CN107538247A - A kind of thin-walled revolution workpiece clamping tooling - Google Patents
A kind of thin-walled revolution workpiece clamping tooling Download PDFInfo
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- CN107538247A CN107538247A CN201710743285.1A CN201710743285A CN107538247A CN 107538247 A CN107538247 A CN 107538247A CN 201710743285 A CN201710743285 A CN 201710743285A CN 107538247 A CN107538247 A CN 107538247A
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Abstract
The present invention relates to a kind of thin-walled revolution workpiece clamping tooling, the working rotary table extended along the longitudinal direction including center of rotation axis, also include being used for the clamping arm unit being arranged on working rotary table, clamping arm unit includes multiple extensions along the longitudinal direction and is used for along the circumferentially spaced clamping arm of working rotary table, at least two support columns for being used to coordinate with the revolution locating surface top pressure of corresponding thin-walled revolution workpiece are interval with each clamping arm along the longitudinal direction, each support column has the top pressure end for being used for forming the corresponding positioning cylindrical surface that coincide with the revolution locating surface of the thin-walled revolution workpiece respectively, working rotary table, which is provided with, to be used to make each clamping arm radially to carry out position adjustment along work sabot to obtain the mounting structure of the different radial dimension of positioning cylindrical surfaces.Suitable for the support Set and Positioning of various sizes of thin-walled revolution workpiece, the versatility of clamping tooling is effectively increased.
Description
Technical field
The present invention relates to the thin-walled revolution workpiece clamping tooling in field of machining.
Background technology
In field of machining, the processing of aluminum alloy thin wall pieces is very universal, particularly all kinds of large-scale bay section class φ
400mm- φ 1200mm, the aluminium alloy bay section that wall thickness is 2-5mm processing.For aluminium alloy thin-walled rotary part, it is logical
Milling inner and outer circumferential surfaces often are needed, because wall thickness is relatively thin, the knife that quivers easily occur, this just needs to configure corresponding frock clamp and realize to subtract
Shake, the problem of cutting is crossed with the deformation for avoiding part from occurring in process.
In adding for the aluminium alloy thin-walled cylindrical member disclosed in the Chinese invention patent that Authorization Notice No. is CN103949851B
In work method, the used corresponding frock when carrying out finishing of internal diameter to cylindrical member is mentioned, includes the positioning dress of correspondingly-sized
Cylinder is pressed from both sides, in use, it is clamping fixed by scroll chuck positioning and clamping wound packages, then workpiece to be processed is put into the positioning of cylinder
In clamping cylinder, the axial grip set at both ends is screwed, the endoporus of cylindrical member is machined from corresponding cutters.
In above-mentioned frock, the size of positioning and clamping cylinder need to be corresponding with the size of cylindrical member, to provide effective Set and Positioning,
The problem of trembling for avoiding occurring in process, and then improve crudy.But because the radial direction specification of thin-walled revolution workpiece is big
Small difference, it is necessary to make different chis according to different specifications if corresponding to the revolving body of corresponding size using special tooling
Very little frock, cost of manufacture is higher, and versatility is bad, and fabrication cycle is relatively long, also influences Product processing progress.
The content of the invention
It is an object of the invention to provide a kind of versatility it is good, be applicable to the thin-walled revolution workpiece clamping of different clamping sizes
Frock.
To achieve the above object, the technical scheme of thin-walled revolution workpiece clamping tooling provided by the present invention is：A kind of thin-walled
Revolving body clamping tooling, including the working rotary table that center of rotation axis extends along the longitudinal direction, in addition to for being arranged on work
Clamping arm unit on rotating disk, clamping arm unit include multiple extensions along the longitudinal direction and are used for along the circumferentially-spaced cloth of working rotary table
The clamping arm put, at least two are interval with each clamping arm along the longitudinal direction and is used for revolutions positioning with corresponding thin-walled revolution workpiece
The support column of face top pressure cooperation, each support column has respectively is used for formation and identical pair of the revolution locating surface of the thin-walled revolution workpiece
The top pressure end for the positioning cylindrical surface answered, working rotary table, which is provided with, to be used to make each clamping arm radially to carry out position tune along work sabot
It is whole to obtain the mounting structure of the different radial dimension of positioning cylindrical surfaces.
The beneficial effects of the invention are as follows：Thin-walled revolution workpiece clamping tooling provided by the present invention is including working rotary table and accordingly
Clamping arm unit, clamping arm unit includes multiple clamping arms, support column is respectively equipped with each clamping arm, due to that can pass through work
Position of the mounting structure adjustment clamping arm along working rotary table radially on rotating disk, adjustment obtains different radial dimension of by supporting
The positioning cylindrical surface that the top pressure end of post is formed, and then different Set and Positioning sizes is obtained, suitable for various sizes of thin-walled
The support Set and Positioning of revolving body, effectively increase the versatility of clamping tooling.
The support column is vibration reduction support post.Realize that the support to thin-walled revolution workpiece positions using vibration reduction support post, realize
Vibration damping processing efficiency, is effectively controlled caused machining deformation in process.
The vibration reduction support post is the removable vibration damping screw being assemblied on corresponding clamping arm.Shock-absorbing support post, which specifically uses, to be subtracted
Shake screw, and installation, replacing are more convenient.
Multiple screw mounting holes for installing the vibration damping screw are arranged at intervals with the clamping arm along the longitudinal direction.This
Sample can be correspondingly arranged suitable number of vibration damping screw according to the axial length for treating clamping thin-walled revolving meber, and it is stable to improve clamping
Property.
The mounting structure includes multiple radial directions along the circumferentially-spaced distribution of working rotary table that the working rotary table is provided with
Adjusting hole unit, each radial direction adjusting hole unit include the multiple adjusting holes being distributed along working rotary table spaced radial, each clamping respectively
Arm is installed in corresponding clamping arm mounting seat, and the clamping arm mounting seat is arranged on phase along working rotary table radial position is adjustable
Answer at radial direction adjusting hole unit.The mounting structure of adjustable clamping arm radial position on working rotary table includes radial direction adjusting hole list
Member, radial direction adjusting hole unit include the multiple adjusting holes being distributed along working rotary table spaced radial.
The clamping arm mounting seat includes being used for along the adjustable seat on working rotary table of working rotary table radial position
Body, is installed with the installing arm extended in the longitudinal on pedestal, and position is adjustable along the longitudinal direction removable is connected in phase for the clamping arm
Answer in installing arm.Clamping arm mounting seat includes pedestal and corresponding installing arm, conveniently realizes consolidating for clamping arm and clamping arm mounting seat
Dingan County fills.
The pedestal is provided with for the corresponding bolt mounting holes penetrated of the adjusting hole of corresponding radial direction adjusting hole unit, described
Pedestal is fixed on the working rotary table by the way that the fastening bolt being installed in the bolt mounting holes is removable.
Before the clamping arm has the fixed arm section of fastening assembling corresponding with the installing arm and is overhung at the installing arm
The cantilevered leg section of side, the width dimensions of cantilevered leg section taper into from the front to the back.
Clamping tooling has two sets of described clamping arm units, and a set of clamping arm unit is inner circle clamping unit, and inner circle fills
The top pressure end for pressing from both sides the support column of unit arranges that another set of clamping arm unit is cylindrical clamping unit, foreign aid's clamping unit inwardly
The top pressure end of support column is outwardly disposed.
Position is adjustable on the working rotary table along the longitudinal direction for the clamping arm.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment 1 of thin-walled revolution workpiece clamping tooling provided by the present invention；
Fig. 2 is the side view of clamping tooling shown in Fig. 1；
Fig. 3 is the structural representation of working rotary table in Fig. 1；
Fig. 4 is the structural representation of clamping arm in Fig. 1；
Fig. 5 is the front view of clamping arm shown in Fig. 4；
Fig. 6 is the structural representation of clamping arm base in Fig. 1；
Fig. 7 is the front view of clamping arm base shown in Fig. 6；
Fig. 8 is the sectional view of clamping arm base shown in Fig. 7；
Use state diagram when Fig. 9 is clamping tooling clamping thin-walled revolution workpiece shown in Fig. 1；
Figure 10 is the structural representation of the embodiment 2 of thin-walled revolution workpiece clamping tooling provided by the present invention.
Embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment 1 of thin-walled revolution workpiece clamping tooling provided by the present invention：
As shown in Figures 1 to 8, the clamping tooling in the embodiment specifically includes the work that center of rotation axis extends along the longitudinal direction
Make rotating disk 1, the leading flank of work sabot 1 is provided with clamping arm unit, and clamping arm unit herein is specially cylindrical clamping unit.
In the present embodiment, clamping arm unit specifically includes 8 and extended along the longitudinal direction and for along between working rotary table axial direction
Every the clamping arm 22 of distribution, each clamping arm 22 is by clamping arm mounting seat 21 along the work adjustable installation of sabot radial position
On the leading flank of working rotary table 1, in fact, clamping arm mounting seat can be made along working rotary table radial direction by being provided with working rotary table 1
The mounting structure of adjustment is moved, leading flank of the mounting structure including working rotary table is provided with circumferentially-spaced along working rotary table
The radial direction adjustment unit of distribution, each radial direction adjustment unit include multiple adjusting holes 10 radially extended along working rotary table respectively, often
The bolt installation of insertion corresponding with the adjusting hole of corresponding radial direction adjusting hole unit is respectively provided with individual clamping arm mounting seat 21
Hole, moved into place in clamping arm, clamping arm mounting seat is fixed on corresponding positions using the fastening bolt penetrated in bolt mounting holes
Put.At shift position, fastening bolt is unscrewed, after moving clamping arm mounting seat in place, recycles fastening bolt by clamping
Arm mounting seat is fixed, you can realizes the adjustment along working rotary table radial position.
In the present embodiment, as shown in Fig. 6, Fig. 7 and Fig. 8, clamping arm mounting seat 21, which specifically includes, to be used for along working rotary table footpath
To the adjustable pedestal 210 on working rotary table in position, the installing arm 212 extended in the longitudinal is installed with pedestal 210, respectively
Clamping arm 22 is bolted fastening structure and is assemblied in corresponding installing arm.
As shown in Figure 4 and Figure 5, corresponding, clamping arm 22 then includes the fixed arm of fastening assembling corresponding with above-mentioned installing arm
Section 220 and the cantilevered leg section 221 being overhung on front side of the installing arm, the width dimensions of cantilevered leg section 221 gradually become from the front to the back
It is small.
In fact, being provided with multiple fixed installation holes extended along the longitudinal direction in installing arm 212, this causes clamping arm 22
Fixed arm section 220 along the longitudinal direction position it is adjustable it is removable be connected in installing arm, so can be according to positioning to be supported
The position of the axial length adjustment clamping arm of thin-walled revolution workpiece, improve the versatility of whole clamping tooling.
It is provided with clamping arm 22 and is interval with three branch that thin-walled revolution workpiece is answered for top pressure support phase along the longitudinal direction
Dagger 4, to improve vibration reduction support effect, support column 4 uses vibration reduction support post, is specifically assemblied in corresponding clamping arm 22 using removable
On vibration damping screw, accordingly, be arranged at intervals with along the longitudinal direction on clamping arm 22 and multiple the vibration damping screw be installed
Screw mounting hole 222.
In fact, each support column on clamping arm 22 is respectively provided with for corresponding with the revolution locating surface on thin-walled revolution workpiece
The top pressure end that top pressure coordinates, in fact, when in use, the top pressure end of the support column 4 of same adjustment arm unit can be formed with accordingly
The identical corresponding positioning cylindrical surface of revolution locating surface on thin-walled revolution workpiece, when in use, by moving radially tune along scratch diskette
Self-contained jig arm can obtain different radial dimension of positioning cylindrical surfaces, the radial dimension of thin-walled revolution workpiece of corresponding clamping difference.
As shown in figure 9, during use exemplified by processing inner chamber, now, thin-walled is positioned using the clamping unit supports shown in Fig. 1
The outer positioning surface of revolution of revolving body.It can be chosen and closed according to the position of the corresponding revolution locating surface of thin-walled revolution workpiece 200 to be processed
Suitable clamping arm unit, and according to the radial dimension of revolution locating surface, by clamping arm location and installation in the corresponding footpath of working rotary table 1
To opening position.Effective vibration reduction support to thin-walled revolution workpiece 200 is realized by the vibration damping screw on clamping arm 22, and then ensures clamping
Locating effect.
When needing other radial dimension of thin-walled revolution workpieces of Set and Positioning, directly by clamping arm together with clamping arm mounting seat
Extracted from work catching plate, be inserted into the adjusting hole of corresponding position, realize rapid-assembling/disassembling.
In the present embodiment, the top pressure end of the support column of clamping arm unit is arranged inwardly, is mainly used in thin-walled revolution workpiece
The outer positioning surface of revolution is supported positioning.When specifically used, the top pressure end of support column can also be directly inverted so that
It is outwardly disposed, now, positioning is supported available for the interior positioning surface of revolution to thin-walled revolution workpiece.
The present invention also provides a kind of embodiment 2 of thin-walled revolution workpiece clamping tooling：
As shown in Figure 10, it is essentially consisted in the difference of embodiment 1：Two sets of clampings are installed on the leading flank of working rotary table
Arm unit, a set of clamping arm unit are inner circle clamping unit 3, and another set of clamping arm unit is cylindrical clamping unit 2, two sets of clampings
The structure of arm unit is identical, is simply installed at that direction on working rotary table is different, the structures of two suit clamping arm units with implementation
The structure of clamping arm unit in example 1 is identical, will not be repeated here.
In above-mentioned two embodiment, support column specifically uses vibration damping screw.In other embodiments, support column can also use phase
The pillar construction with rubber damping pad answered.
In above-mentioned two embodiment, multiple screw mounting holes extended along the longitudinal direction are set on clamping arm, so can root
Suitable number of vibration damping screw is chosen according to the axial height of thin-walled revolution workpiece to be processed, reaches the purpose rationally utilized.
In other embodiment, multiple vibration-damping screw nails can be also mounted directly on clamping arm, without dismounting back and forth again.
In above-mentioned two embodiment, clamping arm is arranged in clamping arm mounting seat on to realize it along the longitudinal direction by removable
Position adjustment i.e. on working rotary table axial direction.In other embodiments, if clamping arm its length is scalable, can also meet
The support requirement of the thin-walled revolution workpiece of axially different length requirement.
Claims (10)
- A kind of 1. thin-walled revolution workpiece clamping tooling, it is characterised in that：The work extended along the longitudinal direction including center of rotation axis Rotating disk（1）, in addition to it is used for the clamping arm unit being arranged on working rotary table, clamping arm unit prolongs along the longitudinal direction including multiple Stretch and be used for along the circumferentially spaced clamping arm of working rotary table（22）, each clamping arm（22）On be interval with along the longitudinal direction to Few two are used for and corresponding thin-walled revolution workpiece（200）The support column that coordinates of revolution locating surface top pressure（4）, each support column（4）Point There is not be used for the top pressure end for forming the corresponding positioning cylindrical surface that coincide with the revolution locating surface of the thin-walled revolution workpiece, work to turn Disk is provided with different radial dimension of described fixed to obtain for making each clamping arm radially to carry out position adjustment along work sabot The mounting structure of circle of position cylinder.
- 2. thin-walled revolution workpiece clamping tooling according to claim 1, it is characterised in that：The support column（4）For vibration damping branch Dagger.
- 3. thin-walled revolution workpiece clamping tooling according to claim 2, it is characterised in that：The vibration reduction support post is dismantled and assembled Fit over the vibration damping screw on corresponding clamping arm.
- 4. thin-walled revolution workpiece clamping tooling according to claim 3, it is characterised in that：On the clamping arm along the longitudinal direction It is arranged at intervals with multiple screw mounting holes for installing the vibration damping screw（222）.
- 5. thin-walled revolution workpiece clamping tooling as claimed in any of claims 1 to 4, it is characterised in that：The installation Structure includes multiple radial direction adjusting hole units along the circumferentially-spaced distribution of working rotary table that the working rotary table is provided with, each radial direction Adjusting hole unit includes the multiple adjusting holes being distributed along working rotary table spaced radial respectively（10）, each clamping arm（22）It is installed in phase The clamping arm mounting seat answered（21）On, the clamping arm mounting seat（21）It is arranged on accordingly along working rotary table radial position is adjustable At radial direction adjusting hole unit.
- 6. thin-walled revolution workpiece clamping tooling according to claim 5, it is characterised in that：The clamping arm mounting seat includes using In the adjustable pedestal on working rotary table along working rotary table radial position（210）, it is installed with pedestal and extends in the longitudinal Installing arm（212）, the clamping arm（22）Position is adjustable along the longitudinal direction removable is connected in corresponding installing arm.
- 7. thin-walled revolution workpiece clamping tooling according to claim 6, it is characterised in that：The pedestal（210）It is provided with and uses In the bolt mounting holes of insertion corresponding with the adjusting hole of corresponding radial direction adjusting hole unit（211）, the pedestal（210）By installing Fastening bolt in the bolt mounting holes it is removable be fixed on the working rotary table（1）On.
- 8. thin-walled revolution workpiece clamping tooling according to claim 6, it is characterised in that：The clamping arm has and the peace Fill arm（212）The fixed arm section of corresponding fastening assembling（220）Be overhung at the installing arm（212）The cantilevered leg section of front side （221）, the width dimensions of cantilevered leg section taper into from the front to the back.
- 9. thin-walled revolution workpiece clamping tooling as claimed in any of claims 1 to 4, it is characterised in that：Clamping tooling With the clamping arm unit two sets Suo Shu, a set of clamping arm unit is inner circle clamping unit, the support column of inner circle clamping unit Top pressure end arranges inwardly, and another set of clamping arm unit is cylindrical clamping unit, the top pressure end court of the support column of foreign aid's clamping unit Outer arrangement.
- 10. thin-walled revolution workpiece clamping tooling as claimed in any of claims 1 to 4, it is characterised in that：The clamping Position is adjustable on the working rotary table along the longitudinal direction for arm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710743285.1A CN107538247B (en) | 2017-08-25 | 2017-08-25 | A kind of thin-walled revolution workpiece clamping tooling |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710743285.1A CN107538247B (en) | 2017-08-25 | 2017-08-25 | A kind of thin-walled revolution workpiece clamping tooling |
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| CN107538247A true CN107538247A (en) | 2018-01-05 |
| CN107538247B CN107538247B (en) | 2019-07-16 |
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Cited By (3)
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| CN108620927A (en) * | 2018-05-08 | 2018-10-09 | 武胜县锦雄机械有限责任公司 | Cylinder sleeve clamping device and its clamping method |
| CN109396883A (en) * | 2018-09-28 | 2019-03-01 | 济南铸信机械有限公司 | A kind of quick clamping device for vertical lathe |
| CN109926851A (en) * | 2019-04-18 | 2019-06-25 | 山西平阳重工机械有限责任公司 | Clamping tooling and processing method with bell-mouthed thin-walled tubular piece |
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| CN109396883A (en) * | 2018-09-28 | 2019-03-01 | 济南铸信机械有限公司 | A kind of quick clamping device for vertical lathe |
| CN109926851A (en) * | 2019-04-18 | 2019-06-25 | 山西平阳重工机械有限责任公司 | Clamping tooling and processing method with bell-mouthed thin-walled tubular piece |
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| CN107538247B (en) | 2019-07-16 |
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