CN110303358A - Vibration damping tooling for processing thin-walled cylinder shape workpiece - Google Patents
Vibration damping tooling for processing thin-walled cylinder shape workpiece Download PDFInfo
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- CN110303358A CN110303358A CN201910721944.0A CN201910721944A CN110303358A CN 110303358 A CN110303358 A CN 110303358A CN 201910721944 A CN201910721944 A CN 201910721944A CN 110303358 A CN110303358 A CN 110303358A
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- 238000013016 damping Methods 0.000 title claims abstract description 27
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000004033 plastic Substances 0.000 claims description 24
- 229920003023 plastic Polymers 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 17
- 230000033001 locomotion Effects 0.000 claims description 10
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 description 10
- 206010044565 Tremor Diseases 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 5
- 230000004807 localization Effects 0.000 description 4
- 230000013011 mating Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
Classifications
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- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0032—Arrangements for preventing or isolating vibrations in parts of the machine
-
- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
- B23Q3/065—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding workpieces being specially deformable, e.g. made from thin-walled or elastic material
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Abstract
The present invention relates to a kind of vibration damping toolings for processing thin-walled cylinder shape workpiece.For the vibration damping tooling of processing thin-walled cylinder shape workpiece, including tooling base, inner supporting device is provided on tooling base, inner supporting device includes workpiece inner wall supporting element, supporting element push block and push block driving unit；Workpiece inner wall supporting element if there are three above and around tooling base axis to be evenly arranged, and moves along the radially-directed of tooling base and is arranged on tooling base；Supporting element push block is arranged in the central space that each workpiece inner wall supporting element is surrounded, and forms wedge surface cooperation with each workpiece inner wall supporting element；Push block driving unit is connected between tooling base and supporting element push block, is moved up and down for driving support member push block to realize each workpiece inner wall supporting element along the synchronizing moving of pedestal radial direction by wedge surface.Relative to the scheme of the hydraulic cylinder support cylindrical work pieces using the circumferential array along cylindrical work pieces, structure is simple, at low cost.
Description
Technical field
The present invention relates to a kind of vibration damping toolings for processing thin-walled cylinder shape workpiece.
Background technique
Thin-wall tube-shaped titanium, Al alloy parts process in, inevitably encounter the problem of trembling, meeting of trembling
Workpiece deformation and wall thickness tolerance is caused to be difficult to ensure.Special tooling is usually made in the prior art, is avoided by the way of pressure, top
It trembles in workpiece process.Because the diameter of workpiece to be processed, specification are different, need different for different workpiece manufactures
Special tooling, at high cost, low efficiency.
The Chinese invention patent application that application publication number is CN103949903A, data of publication of application is on 07 30th, 2014
A kind of profile-followed localization method of thin-wall annular part is disclosed, multiple hydraulic cylinders are arranged around thin-wall annular part in above-mentioned localization method,
Thin-wall annular part is clamped by active force of the hydraulic cylinder to thin-wall annular part, because the output rod of hydraulic cylinder has certain row
Journey, so above-mentioned localization method can be suitable for the thin-wall annular part of multiple diameter, specification.
But above-mentioned localization method is needed using a large amount of hydraulic cylinder, and is needed to be arranged stepper motor and be driven, knot
Structure is complicated, at high cost.
Summary of the invention
The purpose of the present invention is to provide a kind of vibration damping toolings for processing thin-walled cylinder shape workpiece, to solve existing skill
Structure is complicated for positioning tool in art, problem at high cost.
To achieve the above object, the technical solution of the vibration damping tooling in the present invention for processing thin-walled cylinder shape workpiece is: using
In the vibration damping tooling of processing thin-walled cylinder shape workpiece, including tooling base, tooling base is used for the workbench fixed to process equipment
On, it which is provided with the workpiece support face for being used to support the end face of cylindrical work pieces axial direction one end；The tooling base have with thereon
The axially and radially corresponding pedestal of workpiece is axial and pedestal is radial；
Inner supporting device is provided on tooling base, the inner supporting device includes workpiece inner wall supporting element, supporting element push block
With push block driving unit；
Workpiece inner wall supporting element, if there are three above and around tooling base axis to be evenly arranged, and along the diameter of tooling base
It is arranged on tooling base to guiding movement；Side corresponding with pedestal radial outside is equipped with for pushing up on workpiece inner wall supporting element
Workpiece inner wall is supportted to realize the support portion of workpiece vibration damping；
Supporting element push block is arranged in the central space that each workpiece inner wall supporting element is surrounded, with each workpiece inner wall supporting element
Form wedge surface cooperation；
Push block driving unit is connected between tooling base and supporting element push block, for above and below driving support member push block
Movement by wedge surface to realize each workpiece inner wall supporting element along the synchronizing moving of pedestal radial direction.
The beneficial effect of vibration damping tooling in the present invention for processing thin-walled cylinder shape workpiece is: cylindrical work pieces is supported on tooling
On pedestal, push block driving unit drives supporting element push block to move up and down, and when supporting element push block moves up and down, passes through branch
The wedge surface of support member push block and workpiece inner wall supporting element cooperates, and pushes each workpiece inner wall supporting element along the radial direction of tooling base pedestal
Guiding movement avoids cylindrical work pieces from existing the supporting role of workpiece up to shoring on cylindrical work pieces by workpiece inner wall supporting element
It trembles when processing, relative to the scheme of the hydraulic cylinder support cylindrical work pieces using the circumferential array along cylindrical work pieces, structure
Simply, at low cost.
Further, the push block driving unit is lead screw, and lead screw is fixed on tooling base,
The supporting element push block is the adjusting nut cooperated with threads of lead screw, and adjusting nut is matched with the rotation of workpiece inner wall supporting element
It closes.
It is beneficial in that structure is simple, easy to operate.
Further, the top of the adjusting nut is equipped with the clamping nut cooperated with threads of lead screw, and clamping nut is used for
Compress supporting element push block.
It is beneficial in that, guarantees position of the adjusting nut on lead screw, to guarantee workpiece inner wall supporting element to work
The secure support of part.
Further, the workpiece inner wall supporting element is equipped with inclined-plane, the wedge surface close to the side of push block driving unit
It is formed by the inclined-plane on workpiece inner wall supporting element；Adjusting nut is used for the top or bottom end contacted with workpiece inner wall supporting element
Equipped with chamfering or rounded corner, chamfering or rounded corner are slidably supported on inclined-plane.
It is beneficial in that structure is simple, easy to process.
Further, along the guide groove that is radially provided with of tooling base on the tooling base, guide groove is for workpiece inner wall branch
The bottom grafting of support member is described so that workpiece inner wall supporting element is moved along the radially-directed of tooling base is arranged on tooling base
The outside of wedge surface towards pedestal radial direction is arranged obliquely.
It is beneficial in that structure is simple, easy to process, and guiding is reliable.
Further, reset spring is equipped in the guide groove, reset spring applies to workpiece inner wall supporting element the bottom of towards
The radially inward thrust of seat.
It is beneficial in that, the taking-up of the workpiece easy to process finished and being put into for workpiece to be processed.
Further, the workpiece inner wall supporting element includes plate body and plastic support pad, and plastic support pad is arranged in plate body
Side corresponding with pedestal radial outside, plate body are used to cooperate with supporting element push block, and the support portion is by plastic support board structure
At.
It is beneficial in that, mitigates the weight of workpiece inner wall supporting element.
Further, the support portion has for the supporting surface with work pieces mate, and the supporting surface is arc-shaped surface.
It is beneficial in that, increases the contact area of workpiece inner wall supporting element and workpiece.
Further, outer support device is additionally provided on tooling base, the outer support device includes support base and workpiece
Outer wall support part；
Support base is fixed on tooling base, for enclosing the radial outside for being set to workpiece；
Workpiece outer wall supporting element, be equipped at three more than, each workpiece outer wall supporting element is evenly arranged around the axis of tooling base, is used
Workpiece outer wall is supported in along pedestal radial direction；
Support base is equipped with press and adjusts unit, and workpiece outer wall supporting element is connected to the telescopic end of push block driving unit, with
It is pressed in workpiece outer wall under the drive of press adjusting unit.
It is beneficial in that, can preferably be suitable for the case where processing to the inner wall of cylindrical work pieces.
Further, it is threaded with adjusting screw on the support base, tune corresponding with same workpiece outer wall supporting element
Section screw is equipped at least two, the adjusting direction for adjusting screw axis and being parallel to workpiece outer wall supporting element, outside the workpiece
The wall supporting element back side is equipped with the screw jack for the front end insertion for adjusting screw, and screw jack is for making workpiece outer wall supporting element branch
On adjusting screw, the press adjusts unit and is made of adjusting screw for support；Alternatively, the workpiece outer wall supporting element is along pedestal diameter
To being movably arranged on support base, top pressure screw is equipped between the support base and workpiece outer wall supporting element, top pressure screw is used for
Workpiece outer wall supporting element is pushed to be supported workpiece outer wall, the press adjusts unit and is made of top pressure screw.
It is beneficial in that structure is simple, at low cost.
Detailed description of the invention
Fig. 1 is the 3-D view of a specific embodiment of thin-wall tube-shaped workpiece processing frock of the invention；
Fig. 2 is the top view of a specific embodiment of thin-wall tube-shaped workpiece processing frock of the invention；
Fig. 3 is the top view of the tooling base of a specific embodiment of thin-wall tube-shaped workpiece processing frock of the invention；
Fig. 4 is the cross-sectional view of plate body in a specific embodiment of thin-wall tube-shaped workpiece processing frock of the invention；
Fig. 5 is the cross-sectional view of adjusting nut in a specific embodiment of thin-wall tube-shaped workpiece processing frock of the invention；
Fig. 6 is the 3-D view of support base in a specific embodiment of thin-wall tube-shaped workpiece processing frock of the invention；
Fig. 7 is the three-dimensional view of workpiece outer wall supporting element in a specific embodiment of thin-wall tube-shaped workpiece processing frock of the invention
Figure；
In figure: 1, tooling base, 2, guide groove, 3, reset spring, 4, lead screw, 5, adjusting nut, 51, auxiliary section, 6, compression spiral shell
Cap, 7, workpiece inner wall supporting element, 71, plate body, 711, inclined-plane, 72, plastic support pad, 8, support column, 9, support circle body, 10, tune
Save screw, 11, workpiece outer wall supporting element, 111, top pressure face, 112, screw jack, 113, card slot, 12, fixation hole, 13, through-hole.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
A kind of specific embodiment in the present invention for the vibration damping tooling (calling vibration damping tooling in the following text) of processing thin-walled cylinder shape workpiece,
As depicted in figs. 1 and 2, vibration damping tooling includes tooling base 1, inner supporting device and outer support device.As shown in figure 3, tooling bottom
The generally circular slab of seat 1, the upper face of tooling base 1 are used for the end face of positioning support cylindrical work pieces axial direction one end, tooling base 1
Upper face constitute workpiece support face, when in use, the axis of the cylindrical work pieces on the corresponding tooling base 1 of axial direction of tooling base 1
To；The radial direction of cylindrical work pieces on the corresponding tooling base 1 of the radial direction of tooling base 1.Along the straight of tooling base 1 on workpiece support face
Diameter is equipped with groove at two, and groove is mutually perpendicular at two, and the center of the axis through-going recess of tooling base 1 is by groove through being divided at two
Guide groove 2, fixation hole 12 is additionally provided on tooling base 1, and fixation hole 12 is used to vibration damping tooling being fixed to tooling installation foundation.
As shown in Figure 4 and Figure 5, inner supporting device is arranged on tooling base 1, and inner supporting device includes workpiece inner wall support
Part 7, adjusting nut 5 and lead screw 4.Workpiece inner wall supporting element 7 has been evenly arranged everywhere around the axis of tooling base 1, everywhere work
Part inner wall supporting element 7 is respectively corresponded with guide groove 2 everywhere.Workpiece inner wall supporting element 7 includes mutually connected plate body 71 and plastics
The side corresponding with the radial outside of tooling base 1 of plate body 71 is arranged in supporting pad 72, plastic support pad 72, and plate body 71 is put vertically
It sets and plate face is parallel to the diameter of tooling base 1, in the guide groove 2 of the lower end insertion tooling base 1 of plate body 71, and can be along right
Answer the extending direction guiding movement of guide groove 2.The end face that plate body 71 is used to cooperate with adjusting nut 5 is to tilt in the vertical direction
Inclined-plane 711, the end face that plate body 71 is used to cooperate with plastic support pad 72 is vertical plane.
Plastic support pad 72 is used to shore the inner wall of cylindrical work pieces to realize that workpiece vibration damping, plastic support pad 72 are used for and cylinder
The face of the inner wall contact cooperation of shape workpiece is arc-shaped surface, and arc-shaped surface can reduce plastic support pad 72 in cylindrical work pieces
The stress generated on wall surface is concentrated, and arc-shaped surface constitutes supporting surface.The face that plastic support pad 72 is used to cooperate with plate body 71 is flat
Face can prevent plastic support pad 72 from beat occurs, guarantee that plastic support pads 72 pairs of cylinders with the cooperation of plate body 71 forming face and face
The secure support of shape workpiece, plastic support pad 72 form support portion.Plastic support pad 72 and the type of attachment of plate body 71 are as follows: branch
Support face is equipped with counterbore, is equipped with fixing bolt in counterbore, the tail end of fixing bolt is pierced by plastic support pad 72 and 71 screw thread of plate body
Connection.
Lead screw 4 is fixed on tooling base 1 and coaxial with tooling base 1.Adjusting nut 5 is threaded on lead screw 4, is led to
Active force of the lift angle to adjusting nut 5 for crossing screw thread on lead screw 4, make adjusting nut 5 around the axis of lead screw 4 rotation while on
Lower movement.The outer peripheral surface of adjusting nut 5 is cylindrical surface, and the edge of 5 lower end surface of adjusting nut and the inclined-plane 711 of plate body 71 rotate
Cooperation, to push workpiece inner wall supporting element 7 along the radially outward fortune of tooling base 1 during moving down in adjusting nut 5
It is dynamic, it is pressed to supporting surface on the inner wall of cylindrical work pieces.The edge of 5 lower end surface of adjusting nut constitutes auxiliary section 51, auxiliary section 51
Rounded corner is equipped with so as to prevent auxiliary section 51 and 711 excessive wear of the inclined-plane of plate body 71 from influencing the reliably working of adjusting nut 5.
Groove is form closed at both ends, and the end of groove is equipped with reset spring 3, and reset spring 3 presses against groove
Between end and corresponding plate body 71, reset spring 3 is in compressive state, applies prolonging along guide groove 2 with inward wall supporting element
Stretch the inside thrust in direction.
Clamping nut 6 is also threaded on lead screw 4, the top of adjusting nut 5, clamping nut 6 is arranged in clamping nut 6
For compressing adjusting nut 5, to prevent adjusting nut 5 in the elastic force and cylindrical work pieces of reset spring 3 to plastic support pad 72
Thrust under the action of move up.
As shown in fig. 6, outer support device includes support base and workpiece outer wall supporting element 11, support base is fixed on work to be removable
The frame structure on pedestal 1 is filled, support base includes support column 8 and support circle body 9.Specific removable form is edge on tooling base 1
Tooling base 1 is axially arranged with through-hole 13, and the lower end surface of support column 8 is equipped with pin hole, passes through what is penetrated from the bottom of tooling base 1
The cooperation of pin and pin hole is fixed on support column 8 is removable on tooling base 1, and pin and pin hole are interference fitted, and rely on outer branch
The gravity of support arrangement keeps the connective stability of outer support device and tooling base.Support column 8 is along the circumferential uniform of tooling base 1
It is distributed and along the axially extending of tooling base 1, supports circle body 9 to be equipped with two, be fixed on support along the axially spaced-apart of tooling base 1
On column 8, support 9 place plane of circle body is each perpendicular to the axis of tooling base 1, and support circle body 9 is for enclosing the radial direction for being set to workpiece
Outside.
As shown in fig. 7, be divided axially into upper layer and lower layer of the workpiece outer wall supporting element 11 along tooling base 1, each layer workpiece outer wall
Supporting element 11 has been evenly arranged everywhere around the axis of tooling base 1, and workpiece outer wall supporting element 11 is for contact to tubular work
The outer wall of cylindrical work pieces is supported on part outer wall.The generally arc panel of workpiece outer wall supporting element 11 has for pressing work
The top pressure face 111 of part outer wall, top pressure face 111 are arc-shaped concave.Workpiece outer wall supporting element 11 is set on the back side of top pressure face 111
There is card slot 113, card slot 113 is for snapping fit onto support circle body 9, when the displacement of workpiece outer wall supporting element 11 is smaller, support
Circle body 9 can form Auxiliary support to workpiece outer wall supporting element 11 by card slot 113, be equipped with screw jack 112 in card slot 113,
Screw jack 112 is blind hole.
Each layer workpiece outer wall supporting element 11 respectively corresponds a support circle body 9, supports and is circumferentially threaded on circle body 9
Screw 10 is adjusted, radial direction of the axis along tooling base 1 of screw 10 is adjusted.Adjust the corresponding workpiece outer wall supporting element 11 of screw 10
Setting, every place's workpiece outer wall supporting element 11, which corresponds to, adjusts screw 10 at three, and the front end for adjusting screw 10 is equipped with smooth surface section, and screw is inserted
Hole 112 is mating to limit in the vertical direction to workpiece outer wall supporting element 11 with smooth surface section.Workpiece outer wall supporting element
To be rotatably assorted between 11 and adjusting screw 10, adjusting screw 10 makes the front end back-and-forth motion for adjusting screw 10 in rotation, adjusts
Section screw 10 drives workpiece outer wall supporting element 11 to be pressed on cylindrical work pieces or release the compression to cylindrical work pieces, adjusts screw 10
The movement of workpiece outer wall supporting element 11 is oriented to, makes the moving direction of workpiece outer wall supporting element 11 along tooling base 1
It is radial, it adjusts screw 10 and constitutes press adjusting unit.
In above structure, adjusting nut 5, reset spring 3 and plate body 71 are steel material, and plastic support pad 72 is polyimides
Material, remaining structure are titanium alloy material.
The course of work of vibration damping tooling for processing thin-walled cylinder shape workpiece of the invention: cylindrical work pieces is supported on tooling
It on the workpiece support face of pedestal 1, and is placed between outer support device and inner supporting device, rotation adjusting nut 5 makes to adjust spiral shell
Mother 5 moves downward to push workpiece outer wall supporting element 11 to move out until plastic support pad 72 is supported on the inner wall of cylindrical work pieces
On, clamping nut 6 is then screwed, is pressed to clamping nut 6 on adjusting nut 5, clamping nut 6 and plate body 71 cooperate, jointly
The position of adjusting nut 5 is defined.Plastic support pad 72 uniformly props up the inner wall of cylindrical work pieces along the circumferential direction of cylindrical work pieces
Support, to reduce trembling for cylindrical work pieces work in-process generation.
It screws and adjusts screw 10, move inward adjusting 10 pushing tow workpiece outer wall supporting element 11 of screw, until workpiece outer wall
Supporting element 11 further decreases cylindrical work pieces work in-process along the circumferential outer wall even support to cylindrical work pieces along cylindrical work pieces
What is generated trembles.
When processing the outside wall surface of cylindrical work pieces, outer support device can be removed, by inner supporting device and tooling base 1
Cylindrical work pieces is supported and cylindrical work pieces in process is avoided to tremble, makes to have at the outside wall surface of cylindrical work pieces larger
Operating space.Similarly, when processing the inner wall of cylindrical work pieces, inner supporting device can also be removed.
After processing is completed, reversely screw adjusting screw 10 is displaced outwardly adjusting screw 10 to cylindrical work pieces, passes through and adjusts spiral shell
The smooth surface section of nail 10 and the mating drive workpiece outer wall supporting element 11 of workpiece outer wall supporting element 11 reset.Screw clamping nut
6 make clamping nut 6 release the compression to adjusting nut 5, and screwing adjusting nut 5 makes adjusting nut 5 move up releasing to plate body
71 contact, workpiece inner wall supporting element 7 release the support to the inner wall of cylindrical work pieces under the elastic force effect of reset spring 3, take
The cylindrical work pieces completed the process out, then repeatedly aforesaid operations process next cylindrical work pieces to be processed.
In the present embodiment, while can only it be arranged in other embodiments provided with inner supporting device and outer support device
Inner supporting device.
In the present embodiment, the position on supporting element push block for cooperating with workpiece inner wall supporting element 7 is equipped with rounded corner,
In other embodiments, supporting element push block can be made reliably to be slidably matched with workpiece inner wall supporting element using other modes,
For example, tapered surface or chamfering are processed on the outer peripheral surface of supporting element push block, the tilt angle and plate body of tapered surface or chamfering
Inclined-plane tilt angle it is identical.
In the present embodiment, the face cooperated on plate body 71 with adjusting nut 5 is inclined-plane 711, and the outer peripheral surface of adjusting nut 5 is circle
Cylinder in other embodiments can be using other forms, for example, the face cooperated on plate body with adjusting nut is vertical
The outer peripheral surface of plane, adjusting nut is tapered surface, and the small end of adjusting nut is located at the lower section of big end.
It in other embodiments, can be not provided with holding out against nut, the position of adjusting nut is kept by the self-lock ability of screw thread,
Or the axially extending bore of adjusting nut is unthreaded hole, the cooperation by holding out against nut and lead screw pushes adjusting nut to move downward, this
When, the outer peripheral surface of adjusting nut can be the form other than cylindrical surface, for example, generally cylindrical surface, on cylindrical surface setting with
The corresponding guide groove of plate body.
In the present embodiment, it is threadedly engaged using lead screw 4 and adjusting nut 5；Adjusting nut 5 with 7 turns of workpiece inner wall supporting element
The dynamic form being rotatably assorted pushes being moved radially outward along tooling base 1 of workpiece inner wall supporting element 7, realizes workpiece inner wall support
Part 7 is supported workpiece inner wall, in other embodiments, can push workpiece inner wall supporting element, example using other structures
Such as, lead screw is replaced with into the forms such as piston cylinder, hydraulic cylinder or electric pole, adjusting nut is driven by piston cylinder, hydraulic cylinder or electric pole
It moves up and down and forms wedge surface cooperation with the inclined-plane of plate body, corresponding piston cylinder, hydraulic cylinder or electric pole constitute push block driving unit.
In the present embodiment, using the form for the guide groove 2 that the bottom insertion for plate body 71 is arranged on tooling base 1 to work
The moving direction of part inner wall supporting element 7 is oriented to, and in other embodiments, can be supported using other forms to workpiece inner wall
The moving direction of part is oriented to, for example, guide rail is arranged on tooling base, is equipped in the lower end surface of plate body and is accommodated the recessed of guide rail
Slot, guide rail are T-type guide rail, and groove is T-type groove.
In other embodiments, it can also be not provided with reset spring, it at this time can be by operator manually to workpiece inner wall
Supporting element is resetted, in order to the taking-up and loading of cylindrical work pieces.
In the present embodiment, workpiece inner wall supporting element 7 is made of plate body 71 and plastic support pad 72, in other embodiments, work
Part inner wall supporting element 7 or other structures have on plate body and are used for for example, workpiece inner wall supporting element is only made of plate body
Support the supporting surface of cylindrical work pieces.In the present embodiment, supporting surface is arc-shaped surface, and in other embodiments, supporting surface may be
Other forms, for example, vertical faces directly.
In the present embodiment, support base is arranged one layer, and support base includes two support circle bodies 9, and two support circle bodies 9 are along pedestal
Axially spaced-apart is fixed on same group of support column 8.It, can be using two bracing rings of other structure settings in other embodiments
Body, for example, every layer of support base includes a support circle body and one group of support along two layers of support base of axial setting of tooling base
Column, the removable fixation of two layers of support base, i.e. the support column of upper layer support base is removable be fixed on lower layer support seat support circle body it is upper
On end face.
In the present embodiment, workpiece outer wall supporting element 11 is divided axially into two layers along pedestal, two layers of workpiece outer wall supporting element 11
It is corresponding with two support circle bodies 9 respectively, in other embodiments, one layer of workpiece outer wall supporting element, workpiece outer wall can also be only set
Supporting element corresponds to two support circle bodies simultaneously.
In the present embodiment, two support circle bodies are equipped with, in other embodiments, support the quantity of circle body can be according to actually making
With requiring to be adjusted, for example, the support circle body of setting one or three or more.
In the present embodiment, support base is frame structure, and in other embodiments, support base can be other forms, for example, cylinder
Shape structure, alternatively, being made of the support column of the circumferential array along tooling base, adjusting screw at this time can be along the axis of tooling base
On the support columns to arrangement, i.e. the corresponding multilayer being axially distributed along pedestal of every layer of outer wall support part adjusts screw.
In the present embodiment, the back side of workpiece outer wall supporting element 11 is equipped with the screw jack 112 of blind hole form, for adjusting screw
The smooth surface section of 10 front ends is mating, and in other embodiments, workpiece outer wall supporting element can be matched with screw is adjusted using other
Conjunction mode adjusts the direct contact of screw outside workpiece for example, the back side of workpiece outer wall supporting element can also be not provided with screw jack
The back side of wall supporting element is led at this point it is possible to be arranged on support base for what the movement to workpiece outer wall supporting element was oriented to
To structure, by way of guide frame is supported workpiece outer wall supporting element.
In other embodiments, support base can also be fixed on device pedestal using other forms are removable, for example, device bottom
It is provided with slot on seat, it is mating for support column.Alternatively, support base can also be fixed on device pedestal in non-disconnectable form
On.
In other embodiments, support column and tooling base can also be by the removable fixations of the bolt being inserted into from tooling bottom even
It connects, alternatively, support column and tooling base flanged joint.
Claims (10)
1. being used for the vibration damping tooling of processing thin-walled cylinder shape workpiece, it is characterised in that:
Including tooling base, tooling base is used for the workbench fixed to process equipment, which is provided with and be used to support tubular work
The workpiece support face of the end face of part axial direction one end；The tooling base has axially and radially corresponding with workpiece thereon
Pedestal is axial and pedestal is radial；
Inner supporting device is provided on tooling base, the inner supporting device includes workpiece inner wall supporting element, supporting element push block
With push block driving unit；
Workpiece inner wall supporting element, if there are three above and around tooling base axis to be evenly arranged, and along the diameter of tooling base
It is arranged on tooling base to guiding movement；Side corresponding with pedestal radial outside is equipped with for pushing up on workpiece inner wall supporting element
Workpiece inner wall is supportted to realize the support portion of workpiece vibration damping；
Supporting element push block is arranged in the central space that each workpiece inner wall supporting element is surrounded, with each workpiece inner wall supporting element
Form wedge surface cooperation；
Push block driving unit is connected between tooling base and supporting element push block, for above and below driving support member push block
Movement by wedge surface to realize each workpiece inner wall supporting element along the synchronizing moving of pedestal radial direction.
2. the vibration damping tooling according to claim 1 for processing thin-walled cylinder shape workpiece, it is characterised in that: the push block
Driving unit is lead screw, and lead screw is fixed on tooling base,
The supporting element push block is the adjusting nut cooperated with threads of lead screw, and adjusting nut is matched with the rotation of workpiece inner wall supporting element
It closes.
3. the vibration damping tooling according to claim 2 for processing thin-walled cylinder shape workpiece, it is characterised in that: the adjusting spiral shell
Female top is equipped with the clamping nut cooperated with threads of lead screw, and clamping nut is for compressing supporting element push block.
4. the vibration damping tooling according to claim 2 or 3 for processing thin-walled cylinder shape workpiece, it is characterised in that: the work
Part inner wall supporting element is equipped with inclined-plane close to the side of push block driving unit, and the wedge surface is as described on workpiece inner wall supporting element
Inclined-plane is formed；Adjusting nut is used for the top that contact with workpiece inner wall supporting element or bottom end equipped with chamfering or rounded corner, chamfering or
Rounded corner is slidably supported on inclined-plane.
5. the vibration damping tooling according to claim 1 or 2 or 3 for processing thin-walled cylinder shape workpiece, it is characterised in that: described
Along the guide groove that is radially provided with of tooling base on tooling base, guide groove for workpiece inner wall supporting element bottom grafting so that workpiece
Inner wall supporting element is moved along the radially-directed of tooling base to be arranged on tooling base, and the wedge surface is towards the outside of pedestal radial direction
It is arranged obliquely.
6. the vibration damping tooling according to claim 1 or 2 or 3 for processing thin-walled cylinder shape workpiece, it is characterised in that: described
Reset spring is equipped in guide groove, reset spring applies to workpiece inner wall supporting element towards the radially inward thrust of pedestal.
7. the vibration damping tooling according to claim 1 or 2 or 3 for processing thin-walled cylinder shape workpiece, it is characterised in that: described
Workpiece inner wall supporting element includes plate body and plastic support pad, and plastic support pad is arranged in plate body corresponding with pedestal radial outside one
Side, plate body are used to cooperate with supporting element push block, and the support portion is made of plastic support board.
8. the vibration damping tooling according to claim 1 or 2 or 3 for processing thin-walled cylinder shape workpiece, it is characterised in that: described
Support portion has for the supporting surface with work pieces mate, and the supporting surface is arc-shaped surface.
9. the vibration damping tooling according to claim 1 for processing thin-walled cylinder shape workpiece, it is characterised in that: on tooling base
It is additionally provided with outer support device, the outer support device includes support base and workpiece outer wall supporting element；
Support base is fixed on tooling base, for enclosing the radial outside for being set to workpiece；
Workpiece outer wall supporting element, be equipped at three more than, each workpiece outer wall supporting element is evenly arranged around the axis of tooling base, is used
Workpiece outer wall is supported in along pedestal radial direction；
Support base is equipped with press and adjusts unit, and workpiece outer wall supporting element is connected to the telescopic end of push block driving unit, with
It is pressed in workpiece outer wall under the drive of press adjusting unit.
10. the vibration damping tooling according to claim 9 for processing thin-walled cylinder shape workpiece, it is characterised in that: the support
It is threaded with adjusting screw on seat, adjusting screw corresponding with same workpiece outer wall supporting element is equipped at least two, the tune
Section screw axis is parallel to the adjusting direction of workpiece outer wall supporting element, and the workpiece outer wall supporting element back side is equipped with for adjusting screw
Front end insertion screw jack, screw jack is for making workpiece outer wall supports support adjust screw, press tune
Section unit is made of adjusting screw；Alternatively, the workpiece outer wall supporting element along pedestal it is radially movable be arranged on support base, it is described
Between support base and workpiece outer wall supporting element be equipped with top pressure screw, top pressure screw for push workpiece outer wall supporting element to workpiece outside
Wall is supported, and the press adjusts unit and is made of top pressure screw.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910721944.0A CN110303358A (en) | 2019-08-06 | 2019-08-06 | Vibration damping tooling for processing thin-walled cylinder shape workpiece |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910721944.0A CN110303358A (en) | 2019-08-06 | 2019-08-06 | Vibration damping tooling for processing thin-walled cylinder shape workpiece |
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| CN110303358A true CN110303358A (en) | 2019-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910721944.0A Pending CN110303358A (en) | 2019-08-06 | 2019-08-06 | Vibration damping tooling for processing thin-walled cylinder shape workpiece |
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| CN110695732A (en) * | 2019-10-29 | 2020-01-17 | 西京学院 | Automatic centering clamp for large annular thin-wall part |
| CN111136501A (en) * | 2020-01-06 | 2020-05-12 | 北京工业大学 | External cutter bar vibration reduction mechanism |
| CN111992756A (en) * | 2020-08-07 | 2020-11-27 | 安徽省皖工电动车科技有限公司 | Composite positioning equipment with tubular structure for electric environmental sanitation garbage truck |
| CN112475754A (en) * | 2020-10-30 | 2021-03-12 | 哈尔滨哈飞航空工业有限责任公司 | Accurate inner mold positioning device for large-size cylindrical thin-walled part |
| CN112719883A (en) * | 2020-12-21 | 2021-04-30 | 北京航星机器制造有限公司 | Assembly tool |
| CN112719969A (en) * | 2020-11-25 | 2021-04-30 | 河南航天液压气动技术有限公司 | Large-scale thin wall spare damping clamping frock |
| CN112872851A (en) * | 2021-01-06 | 2021-06-01 | 西北工业大学 | Auxiliary supporting vibration suppression device for milling of thin-wall curved surface part |
| CN112975491A (en) * | 2021-02-25 | 2021-06-18 | 上海城建职业学院 | Drainage pipeline processingequipment |
| CN113579788A (en) * | 2021-07-01 | 2021-11-02 | 深圳博通精密科技有限公司 | Thin-wall cylindrical cabin section quick clamping tool |
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| CN112475754A (en) * | 2020-10-30 | 2021-03-12 | 哈尔滨哈飞航空工业有限责任公司 | Accurate inner mold positioning device for large-size cylindrical thin-walled part |
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| CN112872851A (en) * | 2021-01-06 | 2021-06-01 | 西北工业大学 | Auxiliary supporting vibration suppression device for milling of thin-wall curved surface part |
| CN112975491A (en) * | 2021-02-25 | 2021-06-18 | 上海城建职业学院 | Drainage pipeline processingequipment |
| CN113579788A (en) * | 2021-07-01 | 2021-11-02 | 深圳博通精密科技有限公司 | Thin-wall cylindrical cabin section quick clamping tool |
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