CN109551008A - A kind of thin-wall part brill reaming clamping tooling - Google Patents
A kind of thin-wall part brill reaming clamping tooling Download PDFInfo
- Publication number
- CN109551008A CN109551008A CN201811458615.3A CN201811458615A CN109551008A CN 109551008 A CN109551008 A CN 109551008A CN 201811458615 A CN201811458615 A CN 201811458615A CN 109551008 A CN109551008 A CN 109551008A
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- CN
- China
- Prior art keywords
- thin
- wall part
- clamping
- hole
- wall
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
- Earth Drilling (AREA)
Abstract
The present invention relates to a kind of thin-wall parts to bore reaming clamping tooling, it includes supporting table that thin-wall part, which bores reaming clamping tooling, supporting table is equipped with location hole, define pilot hole axes along the vertical direction, positioning hole is equipped with the positioning inner wall for accommodating the thin-wall part of multiple mounted on top and with the circumferentially positioned cooperation of each thin-wall part, the position limiting structure for being blocked in undermost thin-wall part lower part is additionally provided in supporting table, receiving hole has the avoiding space of evacuation drill bit in the lower section of position limiting structure, clamping tooling further includes the compressing structure being fixed on support base, compressing structure, which has, to be extended in location hole from the top down and each thin-wall part is pressed on to the compression end on position limiting structure, compressing structure has the evacuation channel for avoiding drill bit.Realize the whole positioning and clamping to multiple thin-wall parts, it is relatively simple for structure.
Description
Technical field
The present invention relates to a kind of thin-wall parts to bore reaming clamping tooling.
Background technique
Thin-wall part is mainly to be mounted in the sealed connecting components of the positions such as operated pneumatic valve, engine oil tank, be used in bolt, screw or
Between the supporting surfaces such as nut and connected position, play protection connected piece surface, be used to sealed interface, prevent gas leakage oil leak,
Prevent fastener loosening or the tight type connector of other specific uses.Engine interior is using more, in Aeronautics and Astronautics, anti-
Business field has a wide range of applications.
As shown in Figure 1, the thickness of thin-wall part 7 is not more than 0.1mm, structure is square the structure of thin-wall part, and has center
Hole 71 and eccentric orfice 72, and the thickness of thin-wall part is not more than 0.1mm, has strict requirements to flatness, aperture size consistency.
This requires avoiding bending deformation in the production and processing of thin-wall part, flatness and aperture size must be controlled in certain tolerance model
Within enclosing.The hole wall edge of thin-wall part easily occurs pulling phenomenon, and aperture size fluctuation range in original processing mode punch press process
Greatly, flatness is overproof serious, or even twisted phenomena occurs, and time-consuming and laborious, rejection rate is higher.In original processing mode linear cutter
Easily there is ablation layer in the hole wall edge of thin-wall part, and ablation layer is difficult to remove, and flatness is easily overproof, and big to the limitation of material,
Process is tedious, low efficiency, time-consuming and laborious, and rejection rate is higher.
Reaming form processing is bored if taking, needs to carry out positioning and clamping to thin-wall part, then carries out brill ream operation, but
It is in the prior art more complicated to the positioning and clamping mode structure of thin-wall part, is such as CN104166210B in Authorization Notice No.
Chinese invention patent file in disclose a kind of quick-gripping device of heavy caliber ultra-thin panel, which includes
Positioning component holds down assembly, and mainly positioning support is carried out to thin-wall part by master positioning plate, then by the way that hold down assembly will be thin
Wall pieces compress positioning, and in actual application process, clamping process is more troublesome the quick-clamping mode, if with reaming is extremely bored
The positioning consistency of process, each thin-wall part is poor, then will lead to and bore that reaming machining yield is low, processing efficiency is low, time-consuming to take
The problem of power.
Summary of the invention
The purpose of the present invention is to provide a kind of thin-wall parts to bore reaming clamping tooling, to solve thin-walled in the prior art
Part installation way is complicated, and positioning consistency difference leads to the problem of machining yield is low, processing efficiency is low.
To achieve the above object, thin-wall part of the invention, which bores the technical solution of reaming clamping tooling, is:
It includes supporting table that thin-wall part, which bores reaming clamping tooling to include, and supporting table is equipped with location hole, definition positioning hole axle
Line along the vertical direction, positioning hole be equipped with for accommodate the thin-wall part of multiple mounted on top and with each thin-wall part it is circumferentially positioned
The positioning inner wall of cooperation is additionally provided with the position limiting structure for being blocked in undermost thin-wall part lower part, receiving hole in supporting table
There is the avoiding space of evacuation drill bit in the lower section of position limiting structure, clamping tooling further includes the compression knot being fixed on support base
Structure, compressing structure, which has, extends in location hole from the top down and is pressed on each thin-wall part the compression end on position limiting structure,
Compressing structure has the evacuation channel for avoiding drill bit.
The beneficial effects of the present invention are: compared with the prior art, thin-wall part according to the present invention bores reaming clamping work
Location hole will be arranged in dress in supporting table, positioning hole is packed into multiple thin-wall parts, carries out limiting block to thin-wall part by position limiting structure
Only, and by compressing structure by thin-wall part compress, setting in this way can be realized positioning and clamping at least two thin-wall parts, into
When row bores reaming work, it can avoid boring in reaming procedure by the integral thickness for mutually stacking guarantee thin-wall part of thin-wall part
The deformation of thin-wall part, while the entirety positioning to multiple thin-wall parts can be realized only with the setting of positioning sleeve and compressing structure
Clamping, it is relatively simple for structure, and bore in reaming procedure since the consistency of positioning can guarantee the precision one in the hole processed
Cause property improves machining yield, and production efficiency increases substantially.
Further, in order to realize the precise positioning to each thin-wall part, the supporting table includes support base, on support base
With receiving hole, positioning sleeve is fixed in the receiving hole, the inner hole of positioning sleeve constitutes the location hole, and positioning inner wall is by fixed
The inner hole wall of position set is constituted.
Further, uniform to the pressing force of thin-wall part in order to realize, compressing structure further includes being assemblied in receiving hole
The lower end surface of clamping sleeve, clamping sleeve constitutes the compression end, and compressing structure further includes the locking member for that will compress cover locking.
Further, in order to realize greater number type thin-wall part processing, clamping sleeve and receiving hole guiding assemble, pressure
Fixed outer peripheral surface is equipped with the evacuation step for avoiding positioning sleeve.
Further, gland is compressed for convenience, and support base is cylindrical-shaped structure, and receiving hole is downward along the upper end of support base
It is disposed to extend, the locking member is the gland for being screwed on the outer peripheral surface of support base and supporting with clamping sleeve cooperation, the gland
Be additionally provided with the avoid holes for avoiding drill bit at the position of upper corresponding receiving hole, the inner hole of avoid holes and clamping sleeve constitute described in keep away
Allow channel.
Further, in order to facilitate processing, receiving hole is step blind hole, and the step surface and positioning sleeve of the step blind hole are kept off
Only cooperate and constitute the position limiting structure, it is empty that the part in the step blind hole positioned at the lower section of step surface constitutes the evacuation
Between.
Further, in order to realize the fixation to support base, the clamping tooling further includes filling for fixing supporting table
The chuck of folder, chuck are equipped with the perforation that installs for supporting table, be also equipped on chuck along perforation it is circumferentially-spaced it is uniformly distributed extremely
Few three clamping jaws, each clamping jaw is along the radial direction guiding movement of perforation supporting table clamping to be locked on chuck.
Further, it in order to realize the fine tuning to support base, and then realizes to the processing hole location of thin-wall part to just, it is described
Clamping jaw is there are four more than.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for needing molding thin-wall part in the prior art；
Fig. 2 is the structural schematic diagram for the specific embodiment that thin-wall part of the invention bores reaming clamping tooling；
Fig. 3 is the structural schematic diagram of chuck in Fig. 2；
Fig. 4 is the structural schematic diagram of support base in Fig. 2；
Fig. 5 is the structural schematic diagrams such as positioning sleeve in Fig. 2；
Fig. 6 is the structural schematic diagram of the clamping sleeve in Fig. 2；
Fig. 7 is the structural schematic diagram of the gland in Fig. 2；
Fig. 8 is the top view of Fig. 7.
Description of symbols: 1- chuck；2- support base；3- positioning sleeve；4- clamping sleeve；5- gland；6- clamping jaw；7- thin-walled
Part；11- centre bore；12- guide groove；21- path section；22- major diameter section；23- external screw thread；24- receiving hole；25- step surface；26-
Escape groove；31- location hole；41- avoids step；51- internal screw thread；52- avoid holes；71- centre bore；72- eccentric orfice.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
Thin-wall part of the invention bores the specific embodiment of reaming clamping tooling, as shown in Fig. 2, Fig. 4 and Fig. 5, the clamping
Tooling is applied to the clamping to thin-wall part 7 to realize the brill reaming to thin-wall part 7.Clamping tooling includes that axis prolongs along the vertical direction
The chuck 1 stretched and the support base 2 being fixed on chuck 1, support base 2 are realized by the clamping jaw 6 being slidedly assemblied on chuck 1 and are fixed
Clamping is extended with receiving hole 24 on support base 2 downwards by the upper end, and guiding is equipped with positioning sleeve 3, positioning sleeve in receiving hole 24
3 and support base 2 constitute supporting table, in the present embodiment, receiving hole 24 be step blind hole, the lower end of positioning sleeve 3 is against receiving hole
On 24 step surface 25, step surface 25 constitutes the position limiting structure to thin-wall part block, so that 3 positioning support of positioning sleeve accommodated
In hole 24, the location hole 31 of positioning sleeve 3 and the outer peripheral surface structure type of thin-wall part 7 are consistent, in assembly, by multiple thin-wall parts 7
It is sequentially loaded into location hole 31, and is sequentially stacked along the vertical direction in positioning sleeve 3, so as to realize to multiple thin-wall parts 7
Unified positioning.Meanwhile the lowermost thin-wall part 7 is fallen on the step surface 25 of receiving hole 24, with 25 block of step surface cooperation and
It is limited, step surface 25 constitutes the position limiting structure to the block cooperation in downward direction of thin-wall part 7.Simultaneously in order to avoid drill bit drill through it is thin
Path after wall pieces 7 is equipped with escape groove 26 in the present embodiment above step surface 25, escape groove 26 constitutes avoiding space.
Support base 2 in the present embodiment is column structure, including major diameter section 22 and the path for being connected to 22 lower end of major diameter section
Section 21 is provided with external screw thread 23 on the outer peripheral surface of major diameter section 22, and above-mentioned receiving hole 24 is arranged in major diameter section 22, in receiving hole
24 are also equipped with clamping sleeve 4 for the upper slot positioned at positioning sleeve 3, and the inner hole of clamping sleeve 4 is used to avoid the drilling path of drill bit, compress
The lower end of set 4 is extended to downward in positioning sleeve 3, and for being pressed on thin-wall part 7, while also being set on the outer peripheral surface of clamping sleeve 4
There is the evacuation step 41 of the upper end for avoiding positioning sleeve 3, the setting of the as shown in Figure 6 evacuation step 41 is so that positioning sleeve 3
Upper end can extend into in the annular groove that surrounds, make between evacuation step 41 and 24 hole wall of receiving hole the lower end of clamping sleeve 4 to downward
Deeper position is extended to, and meets and is assembled with the guiding of receiving hole 24.
It is further fixed on gland 5 in the upper end of support base 2, as shown in Fig. 7 to Fig. 8, which has internal screw thread 51, with branch
The external screw thread 23 of support seat 2 cooperates and screws the upper end for being fixed on support base 2, in the present embodiment, the upper end of above-mentioned clamping sleeve 4
It projects upwards in the upper surface of support base 2, during corresponding gland 5 is screwed downwards, gradually squeezes clamping sleeve 4 downwards
Clamping sleeve 4, is finally tightly pressed on thin-wall part 7 by pressure.The center position of gland 5 is equipped with the brill for avoiding drill bit simultaneously
The avoid holes 52 of inbound path.Above-mentioned gland 5 and clamping sleeve 4 collectively forms the compressing structure for compressing thin-wall part 7, and gland
5 constitute the locking member cooperated with clamping sleeve 4 can be whole by thin-wall part 7 by the setting of compressing structure and above-mentioned position limiting structure
Body compression is located in positioning sleeve 3.It is relatively simple for structure, and disposably it is pressed multiple thin-wall parts 7, such setting form energy
Enough raising batches by a relatively large margin bore the efficiency of reaming, reduce production cost.
In the present embodiment, chuck 1 has centre bore 11, as shown in figure 3, the path section 21 of support base 2 is plugged in center
In hole 11,1 Shangrao centre bore 11 of chuck it is circumferentially-spaced it is uniformly distributed there are four guide grooves 12, each guide groove 12 is along centre bore 11
Radial direction be disposed to extend, in each guide groove 12 guiding be equipped with clamping jaw 6, each clamping jaw 6 can be towards 11 phase of centre bore
To close to and support base 2 is clamped, and can it is opposite far from and support base 2 is separated.And each clamping jaw 6 to position locking form can
Tightening nail can also be arranged on each claw using the fixed form of each claw in scroll chuck in the prior art,
It is followed closely afterwards by tightening in place in claw and claw is fixed on chuck 1.Meanwhile the structure type of four claws is set, in addition to right
Support base 2 be clamped it is outer, due to both having centre bore 11 on thin-wall part 7 or with eccentric orfice, in actual brill reaming
In the process, the eccentricity of the eccentric orfice that can be bored according to the actual needs adjusts the position of four claws, so as to realize pair
The fine tuning of the horizontal position of support base 2, so by process eccentric orfice position and drill bit drilling path it is coaxially arranged, Jin Jintong
Processing to multiple hole locations on thin-wall part 7 can be realized in the position for crossing adjustment claw, high in machining efficiency, and trimming precision can
Control.
It is actually boring in reaming procedure, which is mounted on center lathe or drilling machine, is wanted according to process
The suitable drill bit of selection is sought, by adjusting bit run, multiple thin-wall parts 7 are put into positioning sleeve 3 simultaneously, and pass through compression
Set 4 and gland 5 compress, and are then turned on lathe, complete to bore reaming processing.Disposably process several thin-wall parts 7, globality compared with
Good, positioning accuracy is high, and production efficiency improves.
In other embodiments, location hole can be directly set on support base, setting positioning sleeve is not needed.
In other embodiments, clamping sleeve can be structure as a whole with gland；Clamping sleeve can be between location hole circumferential direction
Every multiple uniformly distributed compression type structures, the space that the centre of each compression type structure surrounds constitutes evacuation channel.
In other embodiments, compressing structure can be stretched to directly by the clamping arm of Driven by Hydraulic Cylinder real in positioning sleeve
Now to the compression of thin-wall part；It can also be suppressed using telescoping cylinder and realize compression on thin-wall part.
In other embodiments, clamping sleeve can directly be oriented to positioning sleeve and assemble；Or clamping sleeve be directly pressed on it is thin
In wall pieces, with positioning sleeve and receiving hole without guiding assembly relation.
In other embodiments, ring flange can also be arranged in the upper end edge of clamping sleeve, and the setting pair on support base
The connecting hole answered sets being threaded through the attachment screw in ring flange and connecting hole for locking member.
In other embodiments, position limiting structure also can be set on positioning sleeve, be formed by the turn edge of positioning sleeve lower end.
In other embodiments, receiving hole can be stepped hole, and Stop structure is formed by the step surface in receiving hole.
In other embodiments, it can be not provided with chuck, directly support base is fixed on drilling machine or lathe.
In other embodiments, chuck can have more clamping jaws；Can also be only there are three clamping jaw, it at this time should not be to support
The position adjustment of seat.
Claims (8)
1. a kind of thin-wall part bores reaming clamping tooling, it is characterised in that: including supporting table, supporting table is equipped with location hole, fixed
Adopted pilot hole axes along the vertical direction, positioning hole be equipped with for accommodate multiple mounted on top thin-wall part and with each thin-wall part
The positioning inner wall of circumferentially positioned cooperation is additionally provided with the limit knot for being blocked in undermost thin-wall part lower part in supporting table
Structure, receiving hole have the avoiding space of evacuation drill bit in the lower section of position limiting structure, and clamping tooling further includes being fixed on support base
Compressing structure, compressing structure have is extended in location hole from the top down and each thin-wall part is pressed on position limiting structure
Compression end, compressing structure have the evacuation channel for avoiding drill bit.
2. thin-wall part according to claim 1 bores reaming clamping tooling, it is characterised in that: the supporting table includes support
, there is receiving hole on support base, positioning sleeve is fixed in the receiving hole, the inner hole of positioning sleeve constitutes the location hole, fixed
Position inner wall is made of the inner hole wall of positioning sleeve.
3. thin-wall part according to claim 2 bores reaming clamping tooling, it is characterised in that: compressing structure further includes assembly
Clamping sleeve in receiving hole, the lower end surface of clamping sleeve constitute the compression end, and compressing structure further includes for that will compress lock set
Tight locking member.
4. thin-wall part according to claim 3 bores reaming clamping tooling, it is characterised in that: clamping sleeve and receiving hole are oriented to
Assembly, the outer peripheral surface of clamping sleeve are equipped with the evacuation step for avoiding positioning sleeve.
5. thin-wall part according to claim 3 bores reaming clamping tooling, it is characterised in that: support base is cylindric knot
Structure, receiving hole extend downwardly arrangement along the upper end of support base, the locking member be screwed on the outer peripheral surface of support base and with pressure
The fixed gland for supporting cooperation corresponds to the avoid holes being additionally provided at the position of receiving hole for avoiding drill bit on the gland, keeps away
The inner hole of hole and clamping sleeve is allowed to constitute the evacuation channel.
6. boring reaming clamping toolings according to the described in any item thin-wall parts of claim 2~5, it is characterised in that: receiving hole is
Step blind hole, the step surface and positioning sleeve block of the step blind hole cooperate and constitute the position limiting structure, the step blind hole
In be located at step surface the part of lower section constitute the avoiding space.
7. boring reaming clamping tooling according to the described in any item thin-wall parts of claim 2~5, it is characterised in that: the clamping
Tooling further includes the chuck for supporting table to be fixed to clamping, and chuck is equipped with the perforation installed for supporting table, also fills on chuck
Equipped with the circumferentially-spaced at least three uniformly distributed clamping jaws along perforation, each clamping jaw is along the radial direction guiding movement perforated will prop up
Support platform clamping is locked on chuck.
8. thin-wall part according to claim 7 bores reaming clamping tooling, it is characterised in that: the clamping jaw there are four with
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811458615.3A CN109551008B (en) | 2018-11-30 | 2018-11-30 | Clamping tool for drilling and reaming thin-walled workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811458615.3A CN109551008B (en) | 2018-11-30 | 2018-11-30 | Clamping tool for drilling and reaming thin-walled workpiece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109551008A true CN109551008A (en) | 2019-04-02 |
| CN109551008B CN109551008B (en) | 2020-12-04 |
Family
ID=65868364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811458615.3A Active CN109551008B (en) | 2018-11-30 | 2018-11-30 | Clamping tool for drilling and reaming thin-walled workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109551008B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027004A (en) * | 2019-05-16 | 2019-07-19 | 上海新松机器人自动化有限公司 | Components pick device and pick-up method |
| CN111843572A (en) * | 2020-08-25 | 2020-10-30 | 中国工程物理研究院机械制造工艺研究所 | Negative pressure suction tool for processing circular plane sheets |
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| CN107175347A (en) * | 2017-04-25 | 2017-09-19 | 合肥天盛自动化控制技术有限公司 | A kind of electrical control cubicles sheet material drilling equipment |
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| CN108705466A (en) * | 2018-06-07 | 2018-10-26 | 绵竹市凯瑞机械加工有限公司 | Prevent sheet parts from clamping impaired method |
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| JPH06155117A (en) * | 1992-11-11 | 1994-06-03 | Okuma Mach Works Ltd | Machining method for low stiffness work |
| CN103586715A (en) * | 2013-11-15 | 2014-02-19 | 王丕岳 | Precise drilling clamp |
| CN103978349A (en) * | 2014-05-29 | 2014-08-13 | 贵州航天精工制造有限公司 | Minor-diameter ultrathin washer processing method and drilling tool used therefor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027004A (en) * | 2019-05-16 | 2019-07-19 | 上海新松机器人自动化有限公司 | Components pick device and pick-up method |
| CN110027004B (en) * | 2019-05-16 | 2024-05-10 | 上海新松机器人有限公司 | Component pickup device and pickup method |
| CN111843572A (en) * | 2020-08-25 | 2020-10-30 | 中国工程物理研究院机械制造工艺研究所 | Negative pressure suction tool for processing circular plane sheets |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109551008B (en) | 2020-12-04 |
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