CN104384545A - Outer circle cutting clamp of automobile half-axle sleeve - Google Patents
Outer circle cutting clamp of automobile half-axle sleeve Download PDFInfo
- Publication number
- CN104384545A CN104384545A CN201410646857.0A CN201410646857A CN104384545A CN 104384545 A CN104384545 A CN 104384545A CN 201410646857 A CN201410646857 A CN 201410646857A CN 104384545 A CN104384545 A CN 104384545A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- dwang
- top cover
- chuck
- tapered sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/40—Expansion mandrels
- B23B31/404—Gripping the work or tool by jaws moving radially controlled by conical surfaces
- B23B31/4066—Gripping the work or tool by jaws moving radially controlled by conical surfaces using mechanical transmission through the spindle
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping On Spindles (AREA)
Abstract
The invention discloses an outer circle cutting clamp of an automobile half-axle sleeve, and overcomes the defects that by utilizing the prior art for machining the automobile half-axle sleeve, the axis coaxiality of each outer circle, relative to the axis of the half-axle sleeve, of the half-axle sleeve is low, and the outer circumferential surface is damaged. The outer circle cutting clamp comprises a rotating rod, a clamping head, a top sleeve, an expansion sleeve, a conical sleeve and a check block, wherein the clamping head is positioned at the left end of the top sleeve, the clamping head is fixedly connected with the top sleeve, a threaded hole is formed in the clamping head, an axial through hole is formed in the top sleeve, the axis of the threaded hole and the axis of the through hole are collinear, the right end of the top sleeve is conical, the rotating rod is a screw rod and is in threaded connection with the clamping head, the rotating rod penetrates through the top sleeve, the expansion sleeve and the conical sleeve, the expansion sleeve is positioned between the top sleeve and the conical sleeve, the check block is detachably connected with the rotating rod, and the check block is positioned at the end part of the rotating rod and is positioned at the right side of the conical sleeve.
Description
Technical field
The invention belongs to automotive axle housing tube field of fixtures, be specifically related to a kind of automotive axle housing tube external cutting fixture.
Background technology
Automotive axle housing tube is the carbon constructional quality steel and the structural alloy steel hot rolled seamless steel tube that manufacture automotive axle housing tube and Drive axle housing central siphon.
Axle tube on automobile axle housing used and often can cause long afterwards making sleeve pipe loosen and move; the firm spindle nose thread abrasion of wheel will be caused like this; bearing is moved axially; wheel is in operation and waves; add running resistance, affect brake efficiency, make the pernicious abrasion of tire; time serious under excessive responsive to axial force, " flywheel " accident can be produced.So propose higher requirement to the processing of axle tube.The outer circles of axle tube require just high and, the periphery smoothness requirements of axle tube is also higher.
Prior art is directly step up axle tube with three turns of chucks to process axle tube to axle tube processing, but three turns of chucks clamping axle tube place can not once direct completion of processing, needing axle tube to be carried out second time clamping could by complete for all Excircle machinings of axle tube, can not directly cut because grab chuck-end axle tube place near three, there is phenomenon of forging a knife in the jaws that direct cutting can make lathe tool shock three grab chuck.First time, clamping was the cylindrical of processing axle tube left end, and second time clamping is the cylindrical of processing axle tube right-hand member.
Prior art each cylindrical to automotive axle housing tube processing existence processing axle tube is low relative to the axle center axiality of axle tube as can be seen here, and periphery has the deficiency crushed.
Summary of the invention
The technical problem to be solved in the present invention is low relative to the axle center axiality of axle tube for prior art each cylindrical to automotive axle housing tube processing existence processing axle tube, and periphery has the deficiency crushed, each cylindrical providing a kind of automotive axle housing tube external cutting fixture to have processing axle tube is high relative to the axle center axiality of axle tube, and periphery is without the feature crushed.
In order to solve the problems of the technologies described above, the invention provides following technical scheme: automotive axle housing tube external cutting fixture, comprise dwang, chuck, top cover, expansion set, tapered sleeve and block, described chuck is positioned at top cover left end, described chuck is fixedly connected with top cover, described chuck is provided with screwed hole, described top cover is provided with axially extending bore, the axial line of described screwed hole and the axial line conllinear of through hole, the right-hand member of described top cover is coniform, described dwang is screw mandrel, described dwang is threaded with chuck, described dwang is through top cover, expansion set and tapered sleeve, described expansion set is between top cover and tapered sleeve, described block and dwang removably connect, described block is positioned at and rotates rod end and be positioned on the right side of tapered sleeve.
Adopt the automotive axle housing tube external cutting fixture of technical solution of the present invention, comprise dwang, chuck, top cover, expansion set, tapered sleeve and block; Dwang rotate tapered sleeve is moved to top cover direction, because expansion set is between top cover and tapered sleeve, top cover fix tapered sleeve move to top cover direction make expansion set expand thus fixation workpiece.Described chuck is positioned at top cover left end, described chuck is fixedly connected with top cover, and described chuck is provided with screwed hole, and described top cover is provided with axially extending bore, the axial line of described screwed hole and the axial line conllinear of through hole, when guaranteeing that dwang is threaded with chuck, dwang can pass top cover.The right-hand member of described top cover is coniform, extrudes expansion set.Described dwang is screw mandrel, described dwang is threaded with chuck, described dwang is through top cover, expansion set and tapered sleeve, described expansion set is between top cover and tapered sleeve, described block and dwang removably connect, described block is positioned at and rotates rod end and be positioned on the right side of tapered sleeve, and block plays axial location effect to tapered sleeve.
Operation principle of the present invention and beneficial effect are: endoporus place expansion set being inserted axle tube, rotary motion bar makes dwang move to chuck direction, forwarding bar to drives block to move near chuck direction, block promotes tapered sleeve and moves to chuck direction, and tapered sleeve extruding expansion set makes expansion set expand thus make expansion set and workpiece close contact.The scroll chuck of lathe adds clinch ear just can carry out cylindrical to axle tube and cut, because axle tube is expanded by the expansion set in endoporus to clamp, axle tube has a segment distance from scroll chuck, therefore it is complete to realize carrying out time processing to the cylindrical of axle tube.Few relative to directly having clamping times with the present invention for clamping with three-jaw chuck axle tube, each cylindrical of axle tube is high relative to the axiality in axle tube axle center, and axle tube outer wall is without the feature crushed.
Further, the left end of described dwang is quadrangular.Quadrangular facilitates rotary motion bar.
Further, described block is nut, and is provided with split pin at the right-hand member of dwang.Nut is convenient to be connected with dwang, and split pin plays the role of positioning to nut and prevents nut from coming off from dwang.
Further, described dwang is double thread screw mandrel.The relative single thread of double thread, feed speed is faster.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, technical solution of the present invention is further illustrated:
Fig. 1 is the schematic diagram of automotive axle housing tube external cutting fixture embodiment of the present invention.
Reference numeral: dwang 1, chuck 2, top cover 3, expansion set 4, tapered sleeve 5, nut 6, split pin 7.
Detailed description of the invention
As shown in Figure 1, automotive axle housing tube external cutting fixture of the present invention is made up of dwang 1, chuck 2, top cover 3, expansion set 4, tapered sleeve 5, nut 6, split pin 7, chuck 2 is positioned at top cover 3 left end, chuck 2 is round platform, screwed hole is provided with in the middle part of chuck 2, top cover 3 inside is provided with through hole, and the axial line conllinear of the through hole in the screwed hole axial line of chuck 2 and top cover 3, the right-hand member of top cover 3 is coniform.Dwang 1 is screw mandrel, and dwang 1 left end is quadrangular.Dwang 1 is threaded with chuck 2, and dwang 1 is through top cover 3, expansion set 4 and tapered sleeve 5, and tapered sleeve 5 is positioned at dwang 1 right-hand member, and nut 6 is positioned at dwang 1 right-hand member, and dwang 1 right-hand member is provided with split pin 7.
In specific implementation process, chuck 2 welds with top cover 3, and expansion set 4 is sheathed on top cover 3 right-hand member, and expansion set 4 is also sheathed on the left end of tapered sleeve 5, and nut 6 is between tapered sleeve 5 and split pin 7.Expansion set 4 is inserted the endoporus place of automotive axle housing tube, rotary motion bar 1 makes dwang 1 be moved to the left, dwang 1 is moved to the left and drives nut 6 to be moved to the left, because the right-hand member of nut 6 is provided with split pin 7, split pin 7 pairs of nuts 6 carry out axial location and prevent nut 6 from moving to right-hand member.Nut 6 is moved to the left and drives tapered sleeve 5 to be moved to the left, and tapered sleeve 5 is moved to the left and expansion set 4 is squeezed expansion.Expansion set 4 expands and makes the outer wall of expansion set 4 and the inwall close contact of automotive axle housing tube, thus automotive axle housing tube is clamped.By the scroll chuck clamping collet 2 of lathe, just can cut the cylindrical of automotive axle housing tube.After treating the external cutting of automotive axle housing tube, rotary motion bar 1 makes nut 6 move right, tapered sleeve 5 makes tapered sleeve 5 move right due to the extruding force being subject to expansion set 4, thus makes expansion set 4 return to previous status by swelling state, thus is taken out from automotive axle housing tube by expansion set 4.
Use automotive axle housing tube external cutting fixture of the present invention for direct scroll chuck clamping automotive axle housing tube, only need clamped one time just can process all peripheries of automotive axle housing tube, and axiality is higher, to automotive axle housing tube periphery not damaged.
For a person skilled in the art, under the prerequisite not departing from structure of the present invention, can also make some distortion and improvement, these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.
Claims (4)
1. automotive axle housing tube external cutting fixture, it is characterized in that: comprise dwang, chuck, top cover, expansion set, tapered sleeve and block, described chuck is positioned at top cover left end, described chuck is fixedly connected with top cover, described chuck is provided with screwed hole, described top cover is provided with axially extending bore, the axial line of described screwed hole and the axial line conllinear of through hole, the right-hand member of described top cover is coniform, described dwang is screw mandrel, described dwang is threaded with chuck, described dwang is through top cover, expansion set and tapered sleeve, described expansion set is between top cover and tapered sleeve, described block and dwang removably connect, described block is positioned at and rotates rod end and be positioned on the right side of tapered sleeve.
2. automotive axle housing tube external cutting fixture as claimed in claim 1, is characterized in that: the left end of described dwang is quadrangular.
3. automotive axle housing tube external cutting fixture as claimed in claim 2, is characterized in that: described block is nut, and is provided with split pin at the right-hand member of dwang.
4. automotive axle housing tube external cutting fixture as described in claim 1 or 2 or 3, is characterized in that: described dwang is double thread screw mandrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410646857.0A CN104384545A (en) | 2014-11-16 | 2014-11-16 | Outer circle cutting clamp of automobile half-axle sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410646857.0A CN104384545A (en) | 2014-11-16 | 2014-11-16 | Outer circle cutting clamp of automobile half-axle sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104384545A true CN104384545A (en) | 2015-03-04 |
Family
ID=52602555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410646857.0A Pending CN104384545A (en) | 2014-11-16 | 2014-11-16 | Outer circle cutting clamp of automobile half-axle sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104384545A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104972154A (en) * | 2015-06-29 | 2015-10-14 | 淮北市融泰矿山设备制造有限责任公司 | Expansion fixing apparatus for accurate processing mining vehicle wheel pair |
| CN105215703A (en) * | 2015-10-19 | 2016-01-06 | 中船黄埔文冲船舶有限公司 | A kind of cylindrical machining set-up |
| CN107052872A (en) * | 2017-05-16 | 2017-08-18 | 重庆沃特尔粉末冶金有限公司 | Cutting tool and cutting method thereof |
| CN116765891A (en) * | 2023-05-22 | 2023-09-19 | 温州阿泰科机械科技有限公司 | Quick clamping device for ball |
-
2014
- 2014-11-16 CN CN201410646857.0A patent/CN104384545A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104972154A (en) * | 2015-06-29 | 2015-10-14 | 淮北市融泰矿山设备制造有限责任公司 | Expansion fixing apparatus for accurate processing mining vehicle wheel pair |
| CN105215703A (en) * | 2015-10-19 | 2016-01-06 | 中船黄埔文冲船舶有限公司 | A kind of cylindrical machining set-up |
| CN105215703B (en) * | 2015-10-19 | 2017-06-27 | 中船黄埔文冲船舶有限公司 | A kind of cylindrical machining set-up |
| CN107052872A (en) * | 2017-05-16 | 2017-08-18 | 重庆沃特尔粉末冶金有限公司 | Cutting tool and cutting method thereof |
| CN107052872B (en) * | 2017-05-16 | 2023-10-10 | 重庆沃特尔粉末冶金股份有限公司 | Cutting tool and cutting method thereof |
| CN116765891A (en) * | 2023-05-22 | 2023-09-19 | 温州阿泰科机械科技有限公司 | Quick clamping device for ball |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150304 |
|
| WD01 | Invention patent application deemed withdrawn after publication |