CN108907838A - A kind of Thin-wall Revolving Part Self adapting fixture - Google Patents
A kind of Thin-wall Revolving Part Self adapting fixture Download PDFInfo
- Publication number
- CN108907838A CN108907838A CN201811190352.2A CN201811190352A CN108907838A CN 108907838 A CN108907838 A CN 108907838A CN 201811190352 A CN201811190352 A CN 201811190352A CN 108907838 A CN108907838 A CN 108907838A
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- China
- Prior art keywords
- pedestal
- sleeve
- main shaft
- block
- thin
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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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
-
- 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
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The present invention relates to a kind of Thin-wall Revolving Part Self adapting fixtures, mainly include pedestal, sleeve, main shaft, support plate, it is characterised in that：Pedestal is connected by screw to bottom plate, pulling block, pressing plate, adjust bolt, it adjusts screw and is evenly arranged on chassis outer side, main shaft is placed in the middle part of pedestal and bottom plate, sleeve and main shaft cooperate, mainshaft gear and sleeve gear are connected with main shaft and sleeve respectively by flat key, upper end cover and upper link block, straight pin is placed between lower cover and lower connecting block, and it is connected by screw to, upper link block and spindle thread end cooperate, lower connecting block and bush whorl end cooperate, the small end and cylinder pin connection of upper bracket and lower bracket, big end is bolted with support plate, support plate bottom is equipped with idler wheel, fixture is fixed entirely through pedestal and bottom edge U-type groove with lathe.The present invention, which is able to achieve, carries out clamping to different shape revolving parts, has the characteristics that reliable and stable, convenient and efficient.
Description
Technical field
The present invention relates to a kind of revolving body clamp for machining, and in particular to a kind of Thin-wall Revolving Part Self adapting fixture.
Background technique
Thin-wall Revolving Part is commonly used in space flight, aviation field, such as storepipe, aero-engine casing.It is related to
Revolving body shape includes cylindrical and taper, and the form with ladder.Such part uses high temperature alloy, has difficulty of processing
Greatly, the high feature of required precision.Thin-wall Revolving Part surface is face to be processed simultaneously, is not suitable for clamping, fixation, this makes zero
The selection of part clamping position is very limited.When processing Thin-wall Revolving Part, need to be carried out with corresponding fixture
Clamping, and the cutter of Five-axis NC Machining Center effect under complete wall surface different characteristic processing.However, the part of different model is all
With different fixtures, this can greatly increase processing cost, do not use will also result in waste after processing is completed.For this purpose, being directed to
The characteristic and processing characteristic of Thin-wall Revolving Part, design that one kind is able to satisfy different shape revolving parts, clamping reliably presss from both sides
Tool becomes very necessary.
Summary of the invention
The purpose of the invention is to solve the above-mentioned problems, to propose that a kind of Thin-wall Revolving Part Self adapting fixture comes
Realize the reliable clamping of different model part.
The purpose of the present invention is achieved through the following technical solutions：A kind of Thin-wall Revolving Part Self adapting fixture, mainly
Including pedestal, sleeve, main shaft, support plate, it is characterised in that：Pedestal is connected by screw to bottom plate, and pulling block, adjusts spiral shell at pressing plate
Bolt, adjusting screw are evenly arranged on chassis outer side, and main shaft is placed in the middle part of pedestal and bottom plate, and sleeve and main shaft cooperate, mainshaft gear and set
Cylinder gear is connected with main shaft and sleeve respectively by flat key, is provided between mainshaft gear and bottom plate, sleeve gear and pedestal
Tapered roller bearing, thrust bearing are placed between sleeve boss and main shaft boss, upper end cover and upper link block, lower cover and lower company
It connects and is placed with straight pin between block, and be connected by screw to, offer screw thread in the middle part of upper link block and lower connecting block, on
Link block and spindle thread end cooperate, and lower connecting block and bush whorl end cooperate, the small end and straight pin of upper bracket and lower bracket
Connection, big end are bolted with support plate, and support plate bottom is equipped with idler wheel, and is connect by screw with damping block, fixture
It is fixed entirely through pedestal and bottom edge U-type groove with lathe.
The upper end cover, upper link block, lower cover, lower connecting block edge are there are six groove, there are six surface opens up
Arc groove, straight pin are placed in inside arc groove.
The support plate back is provided with multipair lifting lug, is separately connected upper bracket, lower bracket and idler wheel.
The damping block surface discontinuities offer chip space, and bottom offers square groove.
The chassis outer side is uniformly provided with adjustment hole, location hole, sedimentation platform, adjustment hole upper end and susceptor surface connection,
Pulling block is placed in adjustment hole, is adjusted bolt lower end and is placed in location hole, and upper end and pressing plate end circular hole cooperate, and is adjusted screw and is passed through
Pressing plate middle part through slot is simultaneously connected through a screw thread with pulling block；Track groove is offered in the middle part of susceptor surface, idler wheel and track groove cooperate.
Described pulling block one end is pull ring, and the other end is cylindrical piece, and cylindrical piece cylinder offers threaded hole.
Described pressing plate one end offers cylindrical hole, and middle part offers through slot.
Beneficial effects of the present invention：
1. driving upper bracket and lower bracket to carry out stretching motion by live spindle and sleeve, baffle is realized on pedestal
The automatic adjusument of radial distance and inclination angle.Meanwhile damping block can be dismantled from baffle, be replaced, to be suitable for special type
Thin-wall Revolving Part.
2. damping block uses rubber material, there is support and damping effect well to thin-walled parts；Between damping block surface
It disconnects and is equipped with chip space, be conducive to carry out drilling processing；Baffle bottom is equipped with idler wheel, can reduce flexible resistance, be conducive to damping
The position of block is adjusted.
3. pressing plate one end is connected in adjusting bolt, and is cooperated by adjusting screw and pulling block, it can be achieved that rotating angle and height
Adjusting；The bottom edge for meeting different-diameter and height Thin-wall Revolving Part compresses demand, easy to operate.
Detailed description of the invention
Fig. 1 is the assembly stereoscopic schematic diagram of Thin-wall Revolving Part Self adapting fixture；
Fig. 2 is Thin-wall Revolving Part Self adapting fixture workpiece clamping diagram；
Fig. 3 is the assembly full sectional view of Thin-wall Revolving Part Self adapting fixture；
Fig. 4 is the stereoscopic schematic diagram of main shaft and sleeve；
Fig. 5 is the cooperation stereoscopic schematic diagram that fixture support adjusts part；
Fig. 6 is the stereoscopic schematic diagram of support plate and damping block；
Fig. 7 is the stereoscopic schematic diagram of pedestal；
Fig. 8 is the cooperation stereoscopic schematic diagram that clamp adjusts part；
In figure：1- damping block；2- pedestal；3- workpiece；4- bottom plate；5- idler wheel；6- tapered roller bearing；7- flat key；8- master
Shaft gear；9- thrust bearing；10- sleeve gear；11- pulling block；12- pressing plate；13- adjusts bolt；14- adjusts screw；It is propped up under 15-
Frame；16- sleeve；17- main shaft；18- upper bracket；19- support plate；20- upper end cover；The upper link block of 21-；22- lower connecting block；23-
Lower cover；24- sleeve boss；25- main shaft boss；26- straight pin；27- arc groove；28- square groove；29- chip space；30- is adjusted
Hole；31- location hole；32- settles platform；33-U type groove；34- track groove.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing, but protection scope of the present invention is not limited to following institute
It states.
As shown in Figs. 1-5, a kind of Thin-wall Revolving Part Self adapting fixture, mainly include pedestal 2, sleeve 16, main shaft 17,
Support plate 19, it is characterised in that：Pedestal 2 is connected by screw to bottom plate 4, and pulling block 11, pressing plate 12 adjust bolt 13, adjust spiral shell
Nail 4 is evenly arranged on 2 outside of pedestal, and main shaft 17 is placed in 4 middle part of pedestal 2 and bottom plate, and sleeve 16 and main shaft 17 cooperate, 8 He of mainshaft gear
Sleeve gear 10 is connected with main shaft 17 and sleeve 16 respectively by flat key 7, mainshaft gear 8 and bottom plate 4, sleeve gear 10 and pedestal
Tapered roller bearing 6 is provided between 2, thrust bearing 9 is placed between sleeve boss 24 and main shaft boss 25, upper end cover 20 with
It is placed with straight pin 26 between upper link block 21, lower cover 23 and lower connecting block 22, and is connected by screw to, upper link block
21 and the middle part of lower connecting block 22 offer screw thread, upper link block 21 cooperates with 17 end of thread of main shaft, lower connecting block 22 and sleeve
The small end of the cooperation of 16 ends of thread, upper bracket 18 and lower bracket 15 is connect with straight pin 26, and big end and support plate 19 are connected by bolt
It connects, 19 bottom of support plate is equipped with idler wheel 5, and is connect by screw with damping block 1, and fixture is entirely through 4 edge of pedestal 2 and bottom plate
U-type groove 33 is fixed with lathe.
As shown in figure 5, groove there are six upper end cover 20, upper link block 21, lower cover 23,22 edges of lower connecting block,
Surface is opened up there are six arc groove 27, and straight pin 26 is placed in inside arc groove 27.
As shown in fig. 6,19 back of support plate is provided with multipair lifting lug, it is separately connected upper bracket 18,15 and of lower bracket
Idler wheel 5.
As shown in fig. 6,1 surface discontinuities of damping block offer chip space 29, bottom offers square groove 28.
As shown in fig. 7, being uniformly provided with adjustment hole 30, location hole 31, sedimentation platform 32, adjustment hole 30 on the outside of the pedestal 2
Upper end and 2 surface connection of pedestal, pulling block 11 are placed in adjustment hole 30, are adjusted 13 lower end of bolt and are placed in location hole 31, upper end with
The cooperation of 12 end circular hole of pressing plate adjusts screw 13 and passes through 12 middle part through slot of pressing plate and be connected through a screw thread with pulling block 11；Pedestal table
Middle face offers track groove 34, and idler wheel 5 and track groove 34 cooperate.
As shown in figure 8, described 11 one end of pulling block is pull ring, the other end is cylindrical piece, and cylindrical piece cylinder offers threaded hole.
As shown in figure 8, described 12 one end of pressing plate offers cylindrical hole, middle part offers through slot.
Specific embodiment：
Fixture is assembled as shown in Figure 1, entire grip device is vertically installed on the pedestal of five shaft vertical machining centers；
Mainshaft gear 8 and sleeve gear 10 are connect with power input device；Drive 8 He of mainshaft gear respectively by power input device
Sleeve gear 10 rotates, and each gear delivers power to main shaft 17 and sleeve 16 again；In 2 surface orbitals slot 34 of pedestal and support portion
Divide under the action of gravity, upper link block 21 and lower connecting block 22 move up and down on main shaft 17 and sleeve 16 respectively, thus
The Telescopic for realizing upper bracket 18 and lower bracket 15, is adjusted the position and inclination angle of damping block 1, adaptively to support work
Part 3；Damping block 1 is contracted to appropriate location, is put into workpiece 3 from top to bottom；It adjusts damping block 1 to be bonded with workpiece 3, and leads to
That crosses the torque value of system identification input terminal to judge damping block 1 and workpiece 3 is bonded situation；When entering slight fit-state
When, by pulling block 11, the position for adjusting bolt 13, adjusting 14 comprehensive adjustment pressing plate 12 of screw, realize that the clamping to workpiece 3 is made
With；Then gear is suitably screwed again, is formed with the complete fitting of pretightning force effect；After completing processing operation, damping block 1 is first adjusted
It is separated with workpiece 3, then discharges bottom clamping device, finally take out workpiece 3；During the entire process of clamping and adjusting, to guarantee
The stability of device support section, upper bracket 18 need to keep acute angle between 17 upper end of main shaft, lower bracket 15 need to under main shaft 17
Acute angle is kept between end, as shown schematically in fig. 1；This requires in initial assembling, upper link block 21 and lower connecting block 22
Position as close as possible to and meet the requirements.
Claims (7)
1. a kind of Thin-wall Revolving Part Self adapting fixture mainly includes pedestal (2), sleeve (16), main shaft (17), support plate
(19), it is characterised in that：Pedestal (2) is connected by screw to bottom plate (4), pulling block (11), pressing plate (12), adjust bolt (13),
It adjusts screw (4) to be evenly arranged on the outside of pedestal (2), main shaft (17) is placed in the middle part of pedestal (2) and bottom plate (4), sleeve (16) and main shaft
(17) cooperate, mainshaft gear (8) and sleeve gear (10) are connected with main shaft (17) and sleeve (16) respectively by flat key (7), main
Tapered roller bearing (6), thrust bearing are provided between shaft gear (8) and bottom plate (4), sleeve gear (10) and pedestal (2)
(9) it is placed between sleeve boss (24) and main shaft boss (25), upper end cover (20) and upper link block (21), lower cover (23) are under
It is placed with straight pin (26) between link block (22), and is connected by screw to, upper link block (21) and lower connecting block (22)
Middle part offers screw thread, and upper link block (21) and main shaft (17) end of thread cooperate, lower connecting block (22) and sleeve (16) screw thread
The small end of end cooperation, upper bracket (18) and lower bracket (15) is connect with straight pin (26), and big end and support plate (19) pass through bolt
Connection, support plate (19) bottom are equipped with idler wheel (5), and are connect by screw with damping block (1), and fixture is entirely through pedestal (2)
It is fixed with bottom plate (4) edge U-type groove (33) with lathe.
2. a kind of Thin-wall Revolving Part Self adapting fixture according to claim 1, it is characterised in that：Upper end cover (20),
There are six groove, surface opens up that there are six arc grooves for upper link block (21), lower cover (23), lower connecting block (22) edge
(27), it is internal to be placed in arc groove (27) for straight pin (26).
3. a kind of Thin-wall Revolving Part Self adapting fixture according to claim 1, it is characterised in that：Support plate (19) back
Portion is provided with multipair lifting lug, is separately connected upper bracket (18), lower bracket (15) and idler wheel (5).
4. a kind of Thin-wall Revolving Part Self adapting fixture according to claim 1, it is characterised in that：Damping block (1) table
Face is separated to be equipped with chip space (29), and bottom offers square groove (28).
5. a kind of Thin-wall Revolving Part Self adapting fixture according to claim 1, it is characterised in that：On the outside of pedestal (2)
It is uniformly provided with adjustment hole (30), location hole (31), sedimentation platform (32), adjustment hole (30) upper end and pedestal (2) surface connection, is drawn
Block (11) is placed in adjustment hole (30), is adjusted bolt (13) lower end and is placed in location hole (31), upper end and pressing plate (12) end circle
Hole cooperation adjusts screw (14) and passes through through slot in the middle part of pressing plate (12) and be connected through a screw thread with pulling block (11)；In the middle part of susceptor surface
It offers track groove (34), idler wheel (5) and track groove (34) cooperate.
6. a kind of Thin-wall Revolving Part Self adapting fixture according to claim 1, it is characterised in that：Pulling block (11) one end
For pull ring, the other end is cylindrical piece, and cylindrical piece cylinder offers threaded hole.
7. a kind of Thin-wall Revolving Part Self adapting fixture according to claim 1, it is characterised in that：Pressing plate (12) one end
Cylindrical hole is offered, middle part offers through slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811190352.2A CN108907838B (en) | 2018-10-12 | 2018-10-12 | Thin wall solid of revolution part self-adaptation anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811190352.2A CN108907838B (en) | 2018-10-12 | 2018-10-12 | Thin wall solid of revolution part self-adaptation anchor clamps |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108907838A true CN108907838A (en) | 2018-11-30 |
| CN108907838B CN108907838B (en) | 2020-05-19 |
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ID=64409001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811190352.2A Active CN108907838B (en) | 2018-10-12 | 2018-10-12 | Thin wall solid of revolution part self-adaptation anchor clamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108907838B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109623444A (en) * | 2019-01-25 | 2019-04-16 | 西南石油大学 | A kind of adjustable milling fixture of large cone revolving body |
| CN110497217A (en) * | 2019-08-24 | 2019-11-26 | 大连理工大学 | The adaptive multi-point support fixture of synchronization telescope formula for annular thin wall part processing |
| CN110497340A (en) * | 2019-08-27 | 2019-11-26 | 四川科思精密模具有限公司 | A kind of processing method and fixture of more piecemeal assembly revolving body molds |
| CN110497216A (en) * | 2019-08-24 | 2019-11-26 | 大连理工大学 | Synchronization self-locking type pneumatic Self adapting fixture for annular thin wall part processing |
| CN112958925A (en) * | 2021-01-29 | 2021-06-15 | 江苏师范大学 | Major diameter thin wall pipe precision laser welding modular fixture |
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| CN108548048A (en) * | 2018-06-27 | 2018-09-18 | 中国石油大学(北京) | Reducing automatic creeping marine riser internal detector |
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| JP5515699B2 (en) * | 2009-12-04 | 2014-06-11 | Ｊｆｅスチール株式会社 | Nozzle drying nozzle for oil well pipe |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109623444A (en) * | 2019-01-25 | 2019-04-16 | 西南石油大学 | A kind of adjustable milling fixture of large cone revolving body |
| CN110497217A (en) * | 2019-08-24 | 2019-11-26 | 大连理工大学 | The adaptive multi-point support fixture of synchronization telescope formula for annular thin wall part processing |
| CN110497216A (en) * | 2019-08-24 | 2019-11-26 | 大连理工大学 | Synchronization self-locking type pneumatic Self adapting fixture for annular thin wall part processing |
| CN110497216B (en) * | 2019-08-24 | 2021-05-18 | 大连理工大学 | Synchronous self-locking type pneumatic self-adaptive clamp for processing annular thin-walled part |
| US11179821B2 (en) * | 2019-08-24 | 2021-11-23 | Dalian University Of Technology | Synchronous self-locking pneumatic adaptive fixture used for the machining of annular thin-walled parts |
| CN110497340A (en) * | 2019-08-27 | 2019-11-26 | 四川科思精密模具有限公司 | A kind of processing method and fixture of more piecemeal assembly revolving body molds |
| CN110497340B (en) * | 2019-08-27 | 2021-09-14 | 四川科思精密模具有限公司 | Machining method and clamp for multi-block assembly revolving body mold |
| CN112958925A (en) * | 2021-01-29 | 2021-06-15 | 江苏师范大学 | Major diameter thin wall pipe precision laser welding modular fixture |
| CN112958925B (en) * | 2021-01-29 | 2022-04-29 | 江苏师范大学 | Major diameter thin wall pipe precision laser welding modular fixture |
Also Published As
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|---|---|
| CN108907838B (en) | 2020-05-19 |
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