CN110303359A - Thin-wall tube-shaped workpiece processing frock - Google Patents
Thin-wall tube-shaped workpiece processing frock Download PDFInfo
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- CN110303359A CN110303359A CN201910722637.4A CN201910722637A CN110303359A CN 110303359 A CN110303359 A CN 110303359A CN 201910722637 A CN201910722637 A CN 201910722637A CN 110303359 A CN110303359 A CN 110303359A
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- 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
- 238000003825 pressing Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 15
- 230000033001 locomotion Effects 0.000 claims description 9
- 230000013011 mating Effects 0.000 claims description 6
- 238000013016 damping Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 239000004033 plastic Substances 0.000 description 18
- 229920003023 plastic Polymers 0.000 description 18
- 230000009286 beneficial effect Effects 0.000 description 10
- 206010044565 Tremor Diseases 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 5
- 230000004807 localization Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 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
- 239000012141 concentrate Substances 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
- 238000004519 manufacturing process 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
- 230000032258 transport Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- 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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- Mechanical Engineering (AREA)
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Abstract
The present invention relates to a kind of thin-wall tube-shaped workpiece processing frocks.Thin-wall tube-shaped workpiece processing frock, including tooling base are additionally provided with outer support device on tooling base, and outer support device includes support base and workpiece outer wall supporting element；Adjusting screw is threaded on support base, alternatively, the workpiece outer wall supporting element along pedestal it is radially movable be arranged on support base, between the support base and workpiece outer wall supporting element be equipped with top pressure screw.It adjusts screw by setting workpiece outer wall supporting element is supported and is pressed, alternatively, supporting workpiece outer wall supporting element by guide frame and pressing workpiece outer wall supporting element by top pressure screw, relative to the scheme using hydraulic cylinder support cylindrical work pieces, structure is simple, at low cost.
Description
Technical field
The present invention relates to a kind of thin-wall tube-shaped workpiece processing frocks.
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 thin-wall tube-shaped workpiece processing frocks, to solve positioning in the prior art
Tool structure is complicated, problem at high cost.
To achieve the above object, the technical solution of thin-wall tube-shaped workpiece processing frock of the invention is: thin-wall tube-shaped workpiece
Processing tool, including tooling base, tooling base are used for the workbench fixed to process equipment, which is provided with and be used to support cylinder
The workpiece support face of the end face of shape workpiece axial direction one end；The tooling base has axially and radially to be divided with cylindrical work pieces thereon
Not corresponding pedestal is axial and pedestal is radial, and the workpiece support face is equipped with for workpiece along the positioning knot of pedestal radial positioning
Structure；
Outer support device is additionally provided on tooling base, 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；
Adjusting screw is threaded on support base, adjusting screw corresponding with same workpiece outer wall supporting element is equipped at least two
Only, the adjusting direction for adjusting screw axis and being parallel to workpiece outer wall supporting element, the workpiece outer wall supporting element back side is equipped with
For adjusting the screw jack of the front end insertion of screw, screw jack is for making workpiece outer wall supports support adjust screw；
Alternatively, the workpiece outer wall supporting element is arranged on support base along pedestal is radially movable, the support base and workpiece outer wall are supported
Top pressure screw is equipped between part, top pressure screw is for pushing workpiece outer wall supporting element to be supported workpiece outer wall.
The beneficial effect of thin-wall tube-shaped workpiece processing frock of the invention is: support base encloses the radial outside for being set to workpiece,
As the installation foundation for adjusting screw or top pressure screw, adjusts and be equipped between screw or the telescopic end and cylindrical work pieces of top pressure screw
Workpiece outer wall supporting element, when the telescopic end for adjusting screw or top pressure screw is mobile to the direction of the axis close to tooling base,
It pushes workpiece outer wall supporting element to move inward to support in the outside wall surface of cylindrical work pieces, is sent out to avoid cylindrical work pieces in processing
Life is trembled, and when the telescopic end for adjusting screw or top pressure screw is mobile to the direction of the axis far from tooling base, is released to work
The press of part outer wall support part, outer wall support part release the support to cylindrical work pieces, and the cylindrical work pieces of completion easy to process takes out
And workpiece to be processed is put into, and adjusts screw by setting and workpiece outer wall supporting element is supported and pressed, alternatively, by leading
Workpiece outer wall supporting element is pressed to structural support workpiece outer wall supporting element and by top pressure screw, is supported relative to using hydraulic cylinder
The scheme of cylindrical work pieces, structure is simple, at low cost.
Further, the screw jack is blind hole, and the front end for adjusting screw is equipped with smooth surface section, screw jack and smooth surface section
It is mating.
It is beneficial in that avoiding workpiece outer wall supporting element from rotating together with adjusting screw leads to workpiece outer wall supporting element
Friction is generated with cylindrical work pieces, to influence to adjust the flexible of screw and wear cylindrical work pieces.
Further, screw is respectively adjusted along the circumferential array of tooling base.
It is beneficial in that, convenient for adjusting the setting of screw.
Further, the support base of the outer support device is frame structure, including support column and support circle body, support column
It is axially extending along pedestal；Circle body is supported to be equipped with two or more, it is fixed on the support columns along pedestal axially spaced-apart；Adjust screw or top
Press screw setting on support circle body.
It is beneficial in that, can the top and the bottom to cylindrical work pieces be supported, further decrease cylindrical work pieces and exist
The outer surface trembled and be capable of expose portion cylindrical work pieces generated when processing, conducive to the processing of cylindrical work pieces.
Further, support column bottom end releasable connection is on tooling base.
It is beneficial in that, convenient for manufacture and transfer.
Further, the support base is equipped with two layers or more, the removable fixation of adjacent two layers support base；Each layer support base wraps
Support circle body is included, the support circle body of each layer support base is fixed on the support column of each layer support base.
It is beneficial in that, conducive to the height for adapting to cylindrical work pieces.
Further, the workpiece outer wall supporting element is arranged along datum axle to higher slice.
It is beneficial in that, is axially formed even support to cylindrical work pieces.
Further, the workpiece outer wall supporting element has the top pressure face for pressing workpiece outer wall, and the top pressure face is
Arc-shaped concave.
It is beneficial in that, increases the bearing area of workpiece outer wall supporting element and workpiece outer wall, reduces stress and concentrates.
Further, inner supporting device is additionally provided on the tooling base, the inner supporting device includes workpiece inner wall branch
Support member, 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 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 with by wedge surface realize each workpiece inner wall supporting element along the synchronizing moving of pedestal radial direction,
The push block driving unit is lead screw, and lead screw is fixed on tooling base, and the supporting element push block is and silk
The adjusting nut that thick stick is threadedly engaged, adjusting nut are rotatably assorted with workpiece inner wall supporting element.
It is beneficial in that, can preferably be suitable for the case where processing to the outer wall of cylindrical work pieces.
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.
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 3-D view of support base in a specific embodiment of thin-wall tube-shaped workpiece processing frock of the invention；
Fig. 5 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；
Fig. 6 is the cross-sectional view of plate body in a specific embodiment of thin-wall tube-shaped workpiece processing frock of the invention；
Fig. 7 is the cross-sectional view of adjusting nut in a specific embodiment of thin-wall tube-shaped workpiece processing frock of the invention；
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 of thin-wall tube-shaped workpiece processing frock, as depicted in figs. 1 and 2, thin-wall tube-shaped in the present invention
Workpiece processing frock includes tooling base 1, outer support device and inner supporting device.As shown in figure 3, tooling base 1 is generally round
Shape plate, the upper face of tooling base 1 are used for the end face of positioning support cylindrical work pieces axial direction one end, the upper face structure of tooling base 1
At workpiece support face, when in use, the axial direction of the cylindrical work pieces on the corresponding tooling base 1 of the axial direction of tooling base 1；Tooling base
The radial direction of cylindrical work pieces on the corresponding tooling base 1 of 1 radial direction.It is equipped at two on workpiece support face along the diameter of tooling base 1
Groove, groove is mutually perpendicular at two, and groove is divided into guide groove 2 at two, work by the center of the axis through-going recess of tooling base 1
Fixation hole 12 is additionally provided on dress pedestal 1, fixation hole 12 is used to vibration damping tooling being fixed to tooling installation foundation.
As shown in figure 4, 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 figure 5, 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.
As shown in Figure 6 and Figure 7, 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.
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 thin-wall tube-shaped workpiece processing frock of the invention: cylindrical work pieces is supported on to the work of tooling base 1
It on part supporting surface, and is placed between outer support device and inner supporting device, rotation adjusting nut 5 transports adjusting nut 5 downwards
It is dynamic 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, then revolve
Clamping nut 6 is twisted, is pressed to clamping nut 6 on adjusting nut 5, clamping nut 6 and plate body 71 cooperate, jointly to adjusting nut
5 position is defined.Plastic support pad 72 along cylindrical work pieces the circumferential inner wall even support to cylindrical work pieces, to reduce cylinder
What shape workpiece work in-process generated trembles.
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 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.
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., every layer of outer wall support part corresponds to the adjusting screw that multilayer is axially distributed along pedestal.
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, at this point, workpiece outer wall supporting element can be using the form being supported on tooling base；Alternatively, supporting
The guide frame being oriented to for the movement to workpiece outer wall supporting element is set on seat, by guide frame to workpiece outer wall branch
The form that support member is supported
In other embodiments, support base can also be fixed on device pedestal using other forms are removable, for example, on device pedestal
It is provided with slot, it is mating for support column.Alternatively, support base can also be fixed on device pedestal in non-disconnectable form.
In other embodiments, the top pressure face of workpiece outer wall supporting element may be the form other than arcwall face, for example, workpiece
The top pressure face of outer wall support part is to face directly.
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 is processed on the outer peripheral surface of supporting element push block, the inclination on the inclined-plane of the tilt angle and plate body of tapered surface
Angle is identical.
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.
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, 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.
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 may be other structures, for example, workpiece inner wall supporting element is only made of plate body, have on plate body for branch
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.
Claims (10)
1. thin-wall tube-shaped workpiece processing frock, 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；It is axially and radially right respectively with cylindrical work pieces thereon that the tooling base has
The pedestal answered is axial and pedestal is radial, and the workpiece support face is equipped with for workpiece along the location structure of pedestal radial positioning；
Outer support device is additionally provided on tooling base, 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；
Adjusting screw is threaded on support base, adjusting screw corresponding with same workpiece outer wall supporting element is equipped at least two
Only, the adjusting direction for adjusting screw axis and being parallel to workpiece outer wall supporting element, the workpiece outer wall supporting element back side is equipped with
For adjusting the screw jack of the front end insertion of screw, screw jack is for making workpiece outer wall supports support adjust screw；
Alternatively, the workpiece outer wall supporting element is arranged on support base along pedestal is radially movable, the support base and workpiece outer wall are supported
Top pressure screw is equipped between part, top pressure screw is for pushing workpiece outer wall supporting element to be supported workpiece outer wall.
2. thin-wall tube-shaped workpiece processing frock according to claim 1, it is characterised in that: the screw jack is blind hole,
The front end for adjusting screw is equipped with smooth surface section, and screw jack and smooth surface section are mating.
3. thin-wall tube-shaped workpiece processing frock according to claim 1, it is characterised in that: each screw that adjusts is along tooling base
Circumferential array.
4. thin-wall tube-shaped workpiece processing frock according to claim 1 or 2 or 3, it is characterised in that: the outer support device
Support base be frame structure, including support column and support circle body, support column is axially extending along pedestal；Circle body is supported to be equipped with two
More than, it is fixed on the support columns along pedestal axially spaced-apart；Screw or top pressure screw setting are adjusted on support circle body.
5. thin-wall tube-shaped workpiece processing frock according to claim 4, it is characterised in that: the removable company in support column bottom end
It connects on tooling base.
6. thin-wall tube-shaped workpiece processing frock according to claim 4, it is characterised in that: the support base be equipped with two layers with
On, the removable fixation of adjacent two layers support base；Each layer support base includes support circle body, and the support circle body of each layer support base is fixed on
On the support column of each layer support base.
7. thin-wall tube-shaped workpiece processing frock according to claim 1 or 2 or 3, it is characterised in that: the workpiece outer wall branch
Support member is arranged along datum axle to higher slice.
8. thin-wall tube-shaped workpiece processing frock according to claim 1 or 2 or 3, it is characterised in that: the workpiece outer wall branch
Support member has the top pressure face for pressing workpiece outer wall, and the top pressure face is arc-shaped concave.
9. thin-wall tube-shaped workpiece processing frock according to claim 1, it is characterised in that: be additionally provided on the tooling base
Inner supporting device, the inner supporting device include 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 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 with by wedge surface realize each workpiece inner wall supporting element along the synchronizing moving of pedestal radial direction,
The push block driving unit is lead screw, and lead screw is fixed on tooling base, and the supporting element push block is and silk
The adjusting nut that thick stick is threadedly engaged, adjusting nut are rotatably assorted with workpiece inner wall supporting element.
10. thin-wall tube-shaped workpiece processing frock according to claim 9, it is characterised in that: the top of the adjusting nut
Equipped with the clamping nut cooperated with threads of lead screw, clamping nut is for compressing supporting element push block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910722637.4A CN110303359A (en) | 2019-08-06 | 2019-08-06 | Thin-wall tube-shaped workpiece processing frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910722637.4A CN110303359A (en) | 2019-08-06 | 2019-08-06 | Thin-wall tube-shaped workpiece processing frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110303359A true CN110303359A (en) | 2019-10-08 |
Family
ID=68083288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910722637.4A Pending CN110303359A (en) | 2019-08-06 | 2019-08-06 | Thin-wall tube-shaped workpiece processing frock |
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| Country | Link |
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| CN (1) | CN110303359A (en) |
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| CN112475981A (en) * | 2020-12-30 | 2021-03-12 | 四川明日宇航工业有限责任公司 | Thin-wall part inner wall supporting device |
| CN112743370A (en) * | 2020-12-29 | 2021-05-04 | 杭州峰峦贸易有限公司 | Auxiliary machining device for thin-wall short pipe and using method |
| CN112828233A (en) * | 2020-12-21 | 2021-05-25 | 北京航星机器制造有限公司 | Riveting tool and riveting method for cabin |
| CN112894247A (en) * | 2020-12-04 | 2021-06-04 | 辽沈工业集团有限公司 | Tool for welding thin-wall cylindrical part |
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