CN103240631A - Fixture for curved surface cavity workpiece boring - Google Patents
Fixture for curved surface cavity workpiece boring Download PDFInfo
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- CN103240631A CN103240631A CN2013101695982A CN201310169598A CN103240631A CN 103240631 A CN103240631 A CN 103240631A CN 2013101695982 A CN2013101695982 A CN 2013101695982A CN 201310169598 A CN201310169598 A CN 201310169598A CN 103240631 A CN103240631 A CN 103240631A
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- surface cavity
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- pull bar
- clamp body
- base plate
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Abstract
The invention relates to a fixture for curved surface cavity workpiece boring. A fixture body is a barrel with the left end provided with an opening; a bottom plate is mounted in the opening of the left end of the fixture body; a pull rod hole and two first guide holes with the centers in symmetrical arrangement are arranged at the center of the bottom plate; a pull rod is penetratingly arranged in the pull rod hole and is movable; one end of the pull rod is hinged with a connecting pull rod arranged in the fixture body; two second guide holes with symmetrical centers are arranged at the right end wall of the fixture body and correspond to the two first guide holes in position; a connecting rod is mounted in each first guide hole and the corresponding second guide hole; the middle of each connecting rod is hinged with the connecting pull rod; a compression spring is sleeve on each connecting rod; one end of each compression spring is connected with the bottom plate while the other end thereof is connected with the connecting pull rod; the right end of each connecting rod is provided with a pressing block; and a positioning sleeve shaft is mounted on the right end wall of the fixture body. The fixture is ingenuous in design, convenient to use and mount, simple in operation and capable of guaranteeing curved surface cavities of curved surface cavity workpieces to be highly coaxial with spline holes and meet requirements of design.
Description
Technical field
The present invention relates to curve-surface cavity workpiece bore anchor clamps, specifically a kind of the curve-surface cavity workpiece is carried out the anchor clamps that bore hole (splined hole) when operation use, belong to the metal machining technical field.
Background technology
In the prior art, part need be processed at lathe with the clamping tool clamping, and anchor clamps commonly used generally adopt three-jaw, chuck or hydraulic pressure, air spider.But the part for some special shape, adopt three-jaw, chuck to clamp the designing requirement that processing work does not reach product, when carrying out the operation of boring splined hole as the curve-surface cavity workpiece that the our factory is produced, the curve-surface cavity of workpiece and the axiality of splined hole require often to be difficult to accurately realize, and used time of clamping is long, inefficiency, complex operation.If with anchor clamps clamping workpieces such as hydraulic pressure, air spiders, the cost cost height of anchor clamps, it is long that the workpiece of homologous series, different size is changed the chuck time, dismounting inconvenience.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of curve-surface cavity workpiece bore anchor clamps of brand-new design are provided, its structure is ingenious, easy to install and use, simple to operate, can with the direct adapted of existing universal lathe, can guarantee that the curve-surface cavity of curve-surface cavity workpiece and splined hole have high axiality, meet design requirement; And the positioning sleeving shaft easy accessibility adds man-hour to the clamping workpiece of different model, homologous series curve-surface cavity, different size, and a positioning sleeving shaft that only needs to change the corresponding surface size gets final product, and has improved production efficiency greatly, has satisfied enterprise demand.
According to technical scheme provided by the invention: curve-surface cavity workpiece bore anchor clamps, it is characterized in that: comprise clamp body, base plate, compression spring, connect pull bar, coupling bar, pull bar, briquetting and positioning sleeving shaft, described clamp body is the cylindrical shell of left end opening, and the clamp body left end is used for connecting lathe; Described base plate is contained in the clamp body left end opening, the base plate center is provided with first pilot hole of a tie rod hole and two center symmetric arrangement, described pull bar is located in the tie rod hole also movable, pull bar one end the connect pull bar interior with being arranged on clamp body is hinged, the pull bar other end stretches out base plate, is used for connecting the axially movable formula clamp mechanism that rises of drawing of driven pull bar on the lathe; Described clamp body right-hand member wall is provided with two centrosymmetric second pilot holes, these two second pilot holes are corresponding with two first pilot hole positions on the base plate, be separately installed with a coupling bar in the first corresponding pilot hole and second pilot hole, the coupling bar middle part is hinged with the described pull bar that connects, described compression spring housing is contained on the coupling bar, compression spring one end connects base plate, and the other end connects and connects pull bar, and the coupling bar right-hand member is installed be used to the briquetting that compresses the curve-surface cavity workpiece; Described positioning sleeving shaft is installed in clamp body right-hand member wall center, and positioning sleeving shaft is used for location curve-surface cavity workpiece.
As a further improvement on the present invention, in described first pilot hole and second pilot hole guide pin bushing is housed all, described coupling bar leads by guide pin bushing, and described guide pin bushing passes through bolting.
As a further improvement on the present invention, the center of described clamp body right-hand member wall is provided with boss, and described boss center is provided with depression, and described positioning sleeving shaft is provided with and the corresponding chimeric projection that caves in.
As a further improvement on the present invention, described briquetting is installed on the coupling bar by the briquetting screw, and briquetting is detachably changed.
As a further improvement on the present invention, described positioning sleeving shaft installs and fixes by bolt, and positioning sleeving shaft is detachably changed.
The present invention compared with prior art, advantage is:(1), structure of the present invention is ingenious, easy to install and use, simple to operate, can be installed on the universal lathes such as numerically controlled lathe CJK0632, CJK0636, CK6136, C6140,6140A, the scope of application is extensive.(2), the curve-surface cavity of the present invention by positioning sleeving shaft location workpiece, controlled X, Y, the Z direction moves, Y, Z direction are rotated; But one of positioning sleeving shaft outer wall spot welding reaches son, blocks curve-surface cavity, realizes six point locations, has solved the axiality requirement of curve-surface cavity and splined hole, has reached product quality and Design Requirement Drawing.(3), the positioning sleeving shaft easy accessibility among the present invention, the clamping workpiece of different model, homologous series curve-surface cavity, different size is added man-hour, a positioning sleeving shaft that only needs to change the corresponding surface size gets final product, and has improved production efficiency greatly, has satisfied enterprise demand.
Description of drawings
Fig. 1 is the structural front view of the embodiment of the invention.
Fig. 2 is the structure left view of the embodiment of the invention.
The specific embodiment
The invention will be further described below in conjunction with concrete drawings and Examples.
As shown in the figure: the curve-surface cavity workpiece bore among the embodiment with anchor clamps mainly by clamp body 1, base plate 2, compression spring 3, connect pull bar 4, guide pin bushing 5, coupling bar 6, briquetting 7, briquetting screw 8, location axle sleeve 9,, parts such as bolt 11, pull bar 12, bearing pin 13 and bolt 14 form.
As shown in Figure 1 and Figure 2, described clamp body 1 is the cylindrical shell of left end opening, and clamp body 1 left end is used for connecting lathe; Described base plate 2 is contained in the clamp body 1 left end opening, base plate 2 centers are provided with first pilot hole of a tie rod hole and two center symmetric arrangement, described pull bar 12 is located in the tie rod hole also movable, pull bar 12 1 ends adopt bearing pins 13 to be hinged with the pull bar 4 that connects in being arranged on clamp body 1, pull bar 12 other ends stretch out base plate 2, are used for connecting the driven pull bar 12 axially movable formula clamp mechanism that rise of drawing on the lathe; Described clamp body 1 right-hand member wall is provided with two centrosymmetric second pilot holes, these two second pilot holes are corresponding with two first pilot hole positions on the base plate 2, be separately installed with a coupling bar 6 in the first corresponding pilot hole and second pilot hole, coupling bar 6 middle parts adopt bearing pin 13 to be hinged with the described pull bar 4 that connects, described compression spring 3 is sleeved on the coupling bar 6, compression spring 3 one ends connect base plate 2, the other end connects and connects pull bar 4, and coupling bar 6 right-hand members are installed be used to the briquetting 7 that compresses curve-surface cavity workpiece 10; Described positioning sleeving shaft 9 is installed in clamp body 1 right-hand member wall center, and positioning sleeving shaft 9 is used for location curve-surface cavity workpiece 10.
As shown in Figure 1 and Figure 2, in described first pilot hole and second pilot hole guide pin bushing 5 is housed all, described coupling bar 6 is by guide pin bushing 5 guiding, and described guide pin bushing 5 is fixing by bolt 14.
As shown in Figure 1 and Figure 2, the center of described clamp body 1 right-hand member wall is provided with boss 1a, and described boss 1a center is provided with depression, and described positioning sleeving shaft 9 is provided with and the corresponding chimeric protruding 9a that caves in.Ease of assembly so not only, and be conducive to improve machining accuracy.
Among the present invention, described briquetting 7 is installed on the coupling bar 6 by briquetting screw 8, and briquetting 7 is detachably changed.Described positioning sleeving shaft 9 installs and fixes by bolt 11, and positioning sleeving shaft 9 is detachably changed.
The concrete installation when using, clamp body 1 is located by two alignment pins and the flange of lathe, adopts four bolts to be connected with the flange of lathe, and pull bar 12 is connected with the formula clamp mechanism that rises of drawing on the lathe.Curve-surface cavity workpiece 10 is put into positioning sleeving shaft 9 and is positioned, stir the handle that draws the formula clamp mechanism that rises, driving pull bar 12 moves axially, drive when pull bar 12 moves axially and connect pull bar 4, connect pull bar 4 and drive two coupling bars 6 again, coupling bar 6 is axially mobile under the guiding of first guide pin bushing 5 and second guide pin bushing 5, briquetting 7 workpiece pressings 10 of two coupling bar 6 ends.Lathe rotates and drives anchor clamps, and clamp curve-surface cavity workpiece 10 together rotates, and can carry out bore hole processing to curve-surface cavity workpiece 10.After completion of processing, unclamp and draw the formula clamp mechanism that rises, compression spring 3 resets, and two connection pull bars 4 are ejected, and connects pull bar 4 drive briquettings 7 and moves right, and unclamps curve-surface cavity workpiece 10, rotates two briquettings 7, takes off the curve-surface cavity workpiece 10 that processes.
Structure of the present invention is ingenious, and is easy to install and use, simple to operate, can be installed on the universal lathes such as numerically controlled lathe CJK0632, CJK0636, CK6136, C6140,6140A, and the scope of application is extensive.The present invention is by the curve-surface cavity of positioning sleeving shaft 9 location workpiece, controlled X, Y, the Z direction moves, and Y, Z direction are rotated.But one of positioning sleeving shaft 9 outer wall spot welding reach son, block curve-surface cavity, realize six point locations, have solved the axiality requirement of curve-surface cavity and splined hole, have reached product quality and Design Requirement Drawing.Positioning sleeving shaft 9 easy accessibility among the present invention add man-hour to workpiece 10 clampings of different model, homologous series curve-surface cavity, different size, and a positioning sleeving shaft 9 that only needs to change the corresponding surface size gets final product, and has improved production efficiency greatly, has satisfied enterprise demand.
Claims (5)
1. curve-surface cavity workpiece bore anchor clamps, it is characterized in that: comprise clamp body (1), base plate (2), compression spring (3), connect pull bar (4), coupling bar (6), pull bar (12), briquetting (7) and positioning sleeving shaft (9), described clamp body (1) is the cylindrical shell of left end opening, and clamp body (1) left end is used for connecting lathe; Described base plate (2) is contained in clamp body (1) the left end opening, base plate (2) center is provided with first pilot hole of a tie rod hole and two center symmetric arrangement, described pull bar (12) is located in the tie rod hole also movable, pull bar (12) one ends the connect pull bar (4) interior with being arranged on clamp body (1) is hinged, pull bar (12) other end stretches out base plate (2), is used for connecting the axially movable formula clamp mechanism that rises of drawing of driven pull bar (12) on the lathe; Described clamp body (1) right-hand member wall is provided with two centrosymmetric second pilot holes, these two second pilot holes are corresponding with two first pilot hole positions on the base plate (2), be separately installed with a coupling bar (6) in the first corresponding pilot hole and second pilot hole, coupling bar (6) middle part is hinged with the described pull bar (4) that connects, described compression spring (3) is sleeved on the coupling bar (6), compression spring (3) one ends connect base plate (2), the other end connects and connects pull bar (4), and coupling bar (6) right-hand member is installed be used to the briquetting that compresses curve-surface cavity workpiece (10) (7); Described positioning sleeving shaft (9) is installed in clamp body (1) right-hand member wall center, and positioning sleeving shaft (9) is used for location curve-surface cavity workpiece (10).
2. curve-surface cavity workpiece bore anchor clamps as claimed in claim 1 is characterized in that: guide pin bushing (5) all is housed in described first pilot hole and second pilot hole, and described coupling bar (6) is by guide pin bushing (5) guiding.
3. curve-surface cavity workpiece bore anchor clamps as claimed in claim 1, it is characterized in that: the center of described clamp body (1) right-hand member wall is provided with boss (1a), described boss (1a) center is provided with depression, and described positioning sleeving shaft (9) is provided with and the corresponding chimeric projection (9a) that caves in.
4. curve-surface cavity workpiece bore anchor clamps as claimed in claim 1, it is characterized in that: described briquetting (7) is installed on the coupling bar (6) by briquetting screw (8), and briquetting (7) is detachable to be changed.
5. curve-surface cavity workpiece bore anchor clamps as claimed in claim 1, it is characterized in that: described positioning sleeving shaft (9) installs and fixes by bolt (11), and positioning sleeving shaft (9) is detachable to be changed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101695982A CN103240631A (en) | 2013-05-09 | 2013-05-09 | Fixture for curved surface cavity workpiece boring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101695982A CN103240631A (en) | 2013-05-09 | 2013-05-09 | Fixture for curved surface cavity workpiece boring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103240631A true CN103240631A (en) | 2013-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101695982A Pending CN103240631A (en) | 2013-05-09 | 2013-05-09 | Fixture for curved surface cavity workpiece boring |
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| CN (1) | CN103240631A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104325326A (en) * | 2014-10-20 | 2015-02-04 | 芜湖市泰能电热器具有限公司 | Shell boring fixture |
| CN106736773A (en) * | 2017-01-25 | 2017-05-31 | 赛莱默水处理系统（沈阳）有限公司 | A kind of special-shaped workpiece positioning installation apparatus |
| CN107738128A (en) * | 2017-11-30 | 2018-02-27 | 台州宏鑫曲轴有限公司 | A kind of connecting rod essence boring jig |
| CN109940430A (en) * | 2019-04-29 | 2019-06-28 | 中信戴卡股份有限公司 | A kind of wheel connector sleeve numerical control clamp |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1065095A (en) * | 1963-09-11 | 1967-04-12 | Kurt Graf Blucher Von Wahlstat | Chuck for bevel gears |
| CN201333633Y (en) * | 2008-10-10 | 2009-10-28 | 江苏飞船股份有限公司 | Finish forge bevel gear awl tooth positioning lathe anchor clamps |
| CN201446409U (en) * | 2009-07-27 | 2010-05-05 | 山东联诚集团有限公司 | Machining clamp for workpiece with bearing bore |
| CN201900488U (en) * | 2010-12-20 | 2011-07-20 | 南京工业职业技术学院 | Group fixture for processing component hole of shaft sleeve |
| CN202015965U (en) * | 2011-04-26 | 2011-10-26 | 四川名齿齿轮制造有限公司 | Pneumatic pull rod type clamp of lathe |
| CN102501114A (en) * | 2011-10-28 | 2012-06-20 | 江苏上齿集团有限公司 | Turning fixture for inner hole and plane of spiral bevel gear |
| CN103042417A (en) * | 2013-01-16 | 2013-04-17 | 浙江新劲空调设备有限公司 | Clamping device and clamping method of work pieces |
-
2013
- 2013-05-09 CN CN2013101695982A patent/CN103240631A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1065095A (en) * | 1963-09-11 | 1967-04-12 | Kurt Graf Blucher Von Wahlstat | Chuck for bevel gears |
| CN201333633Y (en) * | 2008-10-10 | 2009-10-28 | 江苏飞船股份有限公司 | Finish forge bevel gear awl tooth positioning lathe anchor clamps |
| CN201446409U (en) * | 2009-07-27 | 2010-05-05 | 山东联诚集团有限公司 | Machining clamp for workpiece with bearing bore |
| CN201900488U (en) * | 2010-12-20 | 2011-07-20 | 南京工业职业技术学院 | Group fixture for processing component hole of shaft sleeve |
| CN202015965U (en) * | 2011-04-26 | 2011-10-26 | 四川名齿齿轮制造有限公司 | Pneumatic pull rod type clamp of lathe |
| CN102501114A (en) * | 2011-10-28 | 2012-06-20 | 江苏上齿集团有限公司 | Turning fixture for inner hole and plane of spiral bevel gear |
| CN103042417A (en) * | 2013-01-16 | 2013-04-17 | 浙江新劲空调设备有限公司 | Clamping device and clamping method of work pieces |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104325326A (en) * | 2014-10-20 | 2015-02-04 | 芜湖市泰能电热器具有限公司 | Shell boring fixture |
| CN106736773A (en) * | 2017-01-25 | 2017-05-31 | 赛莱默水处理系统（沈阳）有限公司 | A kind of special-shaped workpiece positioning installation apparatus |
| CN106736773B (en) * | 2017-01-25 | 2019-03-22 | 赛莱默水处理系统（沈阳）有限公司 | A kind of special-shaped workpiece positioning installation apparatus |
| CN107738128A (en) * | 2017-11-30 | 2018-02-27 | 台州宏鑫曲轴有限公司 | A kind of connecting rod essence boring jig |
| CN107738128B (en) * | 2017-11-30 | 2024-02-06 | 台州宏鑫曲轴有限公司 | Connecting rod fine boring clamp |
| CN109940430A (en) * | 2019-04-29 | 2019-06-28 | 中信戴卡股份有限公司 | A kind of wheel connector sleeve numerical control clamp |
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Application publication date: 20130814 |