CN106826327A - A kind of express dispatch type casing vehicle clamper - Google Patents
A kind of express dispatch type casing vehicle clamper Download PDFInfo
- Publication number
- CN106826327A CN106826327A CN201710092524.1A CN201710092524A CN106826327A CN 106826327 A CN106826327 A CN 106826327A CN 201710092524 A CN201710092524 A CN 201710092524A CN 106826327 A CN106826327 A CN 106826327A
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- China
- Prior art keywords
- workpiece
- plane
- flange
- chuck body
- type casing
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping On Spindles (AREA)
Abstract
The invention discloses a kind of express dispatch type casing vehicle clamper, including：Clamp body, it has chuck body and is outward extended flange from chuck body, and workpiece coordinates with the flange gap；With at least two wedge blocks, the wedge block can be fixed in the chuck body, and the wedge block one side relative with the chuck body is inclined-plane, and workpiece can be certainly locked between the inclined-plane and the chuck body away from the edge of flange by the inclined-plane.In machining thin-walled parts, the fixture is prevented from workpiece and deforms because of clamping, so that improve production efficiency and product percent of pass.
Description
Technical field
The present invention relates to a kind of express dispatch type casing vehicle clamper, belong to machining workpiece clamp art.
Background technology
For middle-size and small-size casing die casting, its bearing chamber generally requires to carry out turning finishing, to meet itself and axle
The high accuracy held coordinates requirement.In general, die casting uses cast aluminium alloy gold（Or kirsite, magnesium alloy）Deng fragile material,
Meet improper clamping（As position, blessing power are improper）After can cause casing deform even ftracture.It is past for non-circular casing die casting
Toward because being processed using universal fixturings such as three-jaw, four paws or flat-nose pliers by force without suitable clamping position, so as to produce not
Non-defective unit is even scrapped.
The content of the invention
The technical problem to be solved in the present invention is the defect for overcoming prior art, there is provided a kind of express dispatch type casing car folder
Tool, in machining thin-walled parts, the fixture is prevented from workpiece and deforms because of clamping, so that improve production efficiency and product
Qualification rate.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of express dispatch type casing vehicle clamper, including：
Clamp body, it has chuck body and is outward extended flange from chuck body, and workpiece coordinates with the flange gap；
With at least two wedge blocks, the wedge block can be fixed in the chuck body, and the wedge block and the fixture sheet
The one side of body phase pair is inclined-plane, and workpiece can certainly be locked in the inclined-plane with the folder away from the edge of flange by the inclined-plane
Between tool body.
Preferably, the wedge block has fixed part and tight lock part, and the wedge block is fixed in chuck body by fixed part,
The inclined-plane is located at tight lock part bottom；In one direction during rotational workpieces, workpiece can be with contact of incline plane away from the edge of flange
And locked by it, now workpiece direction of rotation is to screw direction；When rotating in mutually opposite directions workpiece, edge of the workpiece away from flange
The state locked by inclined-plane can be released.
Preferably, the angle of inclination on the inclined-plane is 3-8 ゜.
Preferably, the wedge block is circumferentially uniformly distributed along chuck body.
Preferably, the flange is made up of some circular arc blocks for circumferentially arranging, and each circular arc block outside has and workpiece
The arc surface that gap coordinates.
Preferably, to the main cutting force direction of workpiece with to screw direction identical.
Preferably, in order to ensure dimensional uniformity preferably, fixture of the invention is especially suitable for such workpiece（That is turning
Part）：It is advisable with precision casting, such as die casting, moulding.This fixture is also suitable for the car of the eccentric element of unsuitable radial clamping
Cut.
The beneficial effect that the present invention is reached：
Clamp structure of the invention is simple, cheap for manufacturing cost, easy to operate.Compared with scroll chuck, this fixture need not
Common spiral retaining mechanism, the radial direction for becoming conventional is screwed as axial wedge is compressed.With positioning, reliable clamping, fill, tear workpiece open
It is convenient, fast；Compression deformation injury is not resulted at production efficiency and product percent of pass, and clamping to casing so as to improve.
Brief description of the drawings
Fig. 1 is the front view of clamped workpiece in embodiment 1；
Fig. 2 is front view when fixture is with Workpiece clamping in embodiment 1；
Fig. 3 is side view when fixture is with Workpiece clamping in embodiment 1；
Fig. 4 is the front view of clamp body；
Fig. 5 be along Fig. 4 A-A to side sectional view；
Fig. 6 is the front view of wedge block；
Fig. 7 is the side view of wedge block；
Fig. 8 is the front view of clamped workpiece in embodiment 2；
Fig. 9 is front view when fixture is with Workpiece clamping in embodiment 2；
Figure 10 is side view when fixture is with Workpiece clamping in embodiment 2.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following examples are only used for clearly illustrating the present invention
Technical scheme, and can not be limited the scope of the invention with this.
Embodiment 1
As shown in figure 1, axial flow blower aluminium alloy casing die casting, average wall thickness 3mm, local thinnest part only 1.5mm.The casing pressure
Casting part needs turning its bearing chamber endoporus Deep 12, seam Depth 8 and end face（Ensure size 25）.According to
Chuck（Even soft pawl）The outer rim of 48 holes of clamping Φ 81 or the inner edge of 113 holes of Φ 82, then after releasing clamping force, workpiece can occur
The reply of elastic deformation, and precision is lost, and the non-self-centering of chuck, it is unsuitable for the production in enormous quantities of product.Thus analyze,
A kind of mode of axial compression must be sought.So using with lower clamp：
A kind of express dispatch type casing vehicle clamper, including：
Clamp body 1, as shown in Figure 4 and Figure 5, it has chuck body 11 and outward extends flange 12, work from chuck body 11
Part coordinates with the gap of flange 12；Specifically, in order to ensure the outer rim and casing of flange 12 The inner edge of hole 82 has enough
Leeway is rotated, flange 12 is made up of some circular arc blocks 121 for circumferentially arranging, be four circular arc blocks 121 in the present embodiment, each
The outside of circular arc block 121 has the arc surface coordinated with workpiece gap.In processing, original complete annular flange can be protected
Four required circular arc blocks 121 are stayed, remainder is milled, as shown in Figure 2 and Figure 4.
Above-mentioned fixture also includes wedge block 2, as shown in fig. 6-7, two wedge blocks 2, specific number is selected in the present embodiment
Can root need selection.Wedge block 2 can be fixed in chuck body 11, and particularly, wedge block 2 has fixed part 21 and tight lock part
22, it passes through fixed part 21 and is fixed in chuck body 11, and fixed part 21 is provided with the first mounting hole 41, corresponding position in chuck body 11
The second mounting hole 42 is installed, has been consolidated wedge block 2 through the first mounting hole 41 and the second mounting hole 42 using the grade of screw 4 fastener
In chuck body 11.And above-mentioned wedge block 2 one side relative with chuck body 11 is inclined-plane 221, the inclined-plane 221 is particularly located at lock
Tight portion 22 bottom, workpiece can certainly be locked in the inclined-plane 121 with the fixture away from the edge of flange 12 by the inclined-plane 221
Between body 11, in order to ensure self-locking effect, the oblique angle of inclined-plane 221 is taken as 3 ゜ in the present embodiment, and specific angle of inclination can be according to institute
Folder workpiece is adjusted.By Fig. 2 and Fig. 3 it can also be seen that, wedge block 2 is oppositely arranged, positioned at casing（That is workpiece）The flange of outer rim two
Cubic two corresponding positions.
When rotational workpieces in one direction, workpiece can be locked away from the edge of flange 12 by inclined-plane 221, now workpiece
Direction of rotation is to screw direction；When rotating in mutually opposite directions workpiece, workpiece can be released by inclined-plane 221 away from the edge of flange 12
The state of locking.
During clamping, the inner edge of 113 holes of casing Φ 82 is inserted in the flange 12 of clamp body 1（Four circular arc blocks as shown in Figure 4
121）, complete gap and coordinate positioning, rotate clockwise casing, then two corresponding positions of the flange of casing outer rim two four directions enter wedging simultaneously
The chamfered region of block 2（Space between inclined-plane 221 and chuck body 11）And contacted with inclined-plane 221 up to tightening, it is now
Into self-locking state, it is achieved thereby that changing the direction of clamping force, the radial clamping for becoming traditional is axial compression.When starting lathe
When carrying out turnery processing, due to the direction of main cutting force suffered by casing bearing hole wall, to screw direction with casing consistent（I.e. to workpiece
Main cutting force direction with to screw direction identical）, so casing will not loosen in turning process（Only can more car it is tighter）.Work as car
Cut and finish, casing is rotated counterclockwise by hand, make the diagonal clamping face of two flanges top two while exiting wedge block inclined-plane locking area, axle
Released therewith to thrust, casing is easily removed.The turning of next casing can similarly be entered.
Embodiment 2
As shown in figure 8, the workpiece clamped by the present embodiment is the eccentric element of unsuitable radial clamping：Centrifugal blower volute 5, now needs
Its bearing hole is processed, the centrifugal blower nest shell 5 has three installing handles 51 for extending outward.As shown in figs. 9-10,
Fixture is made up of clamp body 6 and three wedge blocks 7 in the present embodiment, and clamp body 6 has chuck body and outside from chuck body
The flange 61 of extension, three wedge blocks 7 are evenly distributed.Wedge block 7 is in convex in the present embodiment, and it has the He of fixed part 71
The function of tight lock part 72, fixed part 71 and tight lock part 72 is same as Example 1, and fixed part 71 is consolidated also by screw and clamp body 6
It is fixed.Inclined-plane also is located at the bottom of the tight lock part 72 of wedge block 7, and locking centrifugal blower nest shell can be fixed between inclined-plane and clamp body 6
5。
As shown in figs. 9-10, during installation, centrifugal blower nest shell 5 is first enclosed within the outside of flange 61, coordinates with its gap, Ran Houxuan
Turn, three installing handles 51 on centrifugal blower nest shell 5 respectively enter the sky between the inclined-plane and chuck body 6 of three wedge blocks 7
Between, with the carrying out of rotation, installing handle 51 and contact of incline plane are simultaneously locked, and now centrifugal blower nest shell 5 is fixed, and is machined
Afterwards, opposite direction rotating centrifugal blower fan nest shell 5, releases coupling mechanism force, unloads workpiece.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, on the premise of the technology of the present invention principle is not departed from, some improvement and deformation can also be made, these improve and deform
Also should be regarded as protection scope of the present invention.
Claims (6)
1. a kind of express dispatch type casing vehicle clamper, it is characterised in that including：
Clamp body, it has chuck body and is outward extended flange from chuck body, and workpiece coordinates with the flange gap；
With at least two wedge blocks, the wedge block can be fixed in the chuck body, and the wedge block and the fixture sheet
The one side of body phase pair is inclined-plane, and workpiece can certainly be locked in the inclined-plane with the folder away from the edge of flange by the inclined-plane
Between tool body.
2. a kind of express dispatch type casing vehicle clamper according to claim 1, it is characterised in that the wedge block has solid
Determine portion and tight lock part, the wedge block is fixed in chuck body by fixed part, and the inclined-plane is located at tight lock part bottom；Along a side
During to rotational workpieces, workpiece can be locked away from the edge of flange with contact of incline plane and by it, and now workpiece direction of rotation is rotation
Tight direction；When completing turning and rotating in mutually opposite directions workpiece, workpiece can be released away from the edge of flange and locked by inclined-plane
State.
3. a kind of express dispatch type casing vehicle clamper according to claim 2, it is characterised in that the inclination angle on the inclined-plane
It is 3-8 ゜ to spend.
4. a kind of express dispatch type casing vehicle clamper according to claim 3, it is characterised in that the wedge block is along fixture
Body is circumferentially uniformly distributed.
5. a kind of express dispatch type casing vehicle clamper according to claim any one of 1-4, it is characterised in that the flange
It is made up of some circular arc blocks for circumferentially arranging, each circular arc block outside has the arc surface coordinated with workpiece gap.
6. a kind of express dispatch type casing vehicle clamper according to claim 2, it is characterised in that to the main cutting force of workpiece
Direction is with to screw direction identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710092524.1A CN106826327A (en) | 2017-02-21 | 2017-02-21 | A kind of express dispatch type casing vehicle clamper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710092524.1A CN106826327A (en) | 2017-02-21 | 2017-02-21 | A kind of express dispatch type casing vehicle clamper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106826327A true CN106826327A (en) | 2017-06-13 |
Family
ID=59133942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710092524.1A Pending CN106826327A (en) | 2017-02-21 | 2017-02-21 | A kind of express dispatch type casing vehicle clamper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106826327A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112720010A (en) * | 2020-12-29 | 2021-04-30 | 杭州电子科技大学 | Radial plunger pump connecting rod sliding shoe cambered surface machining clamp and clamping method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201618865U (en) * | 2010-03-25 | 2010-11-03 | 常州比优特机械设备制造有限公司 | Vertical chuck |
| CN202951890U (en) * | 2012-09-20 | 2013-05-29 | 河北科泉制泵有限公司 | Special fixture for annular workpiece |
| CN104029038A (en) * | 2014-06-11 | 2014-09-10 | 陕西法士特齿轮有限责任公司 | Follow fixture and thin-walled part machining method based on same |
| CN104117702A (en) * | 2013-10-25 | 2014-10-29 | 柳州易舟汽车空调有限公司 | Compressor shell clamping method |
| CN206455443U (en) * | 2017-02-21 | 2017-09-01 | 苏州工业职业技术学院 | A kind of express dispatch type casing vehicle clamper |
-
2017
- 2017-02-21 CN CN201710092524.1A patent/CN106826327A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201618865U (en) * | 2010-03-25 | 2010-11-03 | 常州比优特机械设备制造有限公司 | Vertical chuck |
| CN202951890U (en) * | 2012-09-20 | 2013-05-29 | 河北科泉制泵有限公司 | Special fixture for annular workpiece |
| CN104117702A (en) * | 2013-10-25 | 2014-10-29 | 柳州易舟汽车空调有限公司 | Compressor shell clamping method |
| CN104029038A (en) * | 2014-06-11 | 2014-09-10 | 陕西法士特齿轮有限责任公司 | Follow fixture and thin-walled part machining method based on same |
| CN206455443U (en) * | 2017-02-21 | 2017-09-01 | 苏州工业职业技术学院 | A kind of express dispatch type casing vehicle clamper |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112720010A (en) * | 2020-12-29 | 2021-04-30 | 杭州电子科技大学 | Radial plunger pump connecting rod sliding shoe cambered surface machining clamp and clamping method thereof |
| CN112720010B (en) * | 2020-12-29 | 2022-03-29 | 杭州电子科技大学 | Radial plunger pump connecting rod sliding shoe cambered surface machining clamp and clamping method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170613 |
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| RJ01 | Rejection of invention patent application after publication |