CN105234708B - Slip shaft yoke type part milling end face bores two ends centre bore fixture - Google Patents
Slip shaft yoke type part milling end face bores two ends centre bore fixture Download PDFInfo
- Publication number
- CN105234708B CN105234708B CN201510723041.8A CN201510723041A CN105234708B CN 105234708 B CN105234708 B CN 105234708B CN 201510723041 A CN201510723041 A CN 201510723041A CN 105234708 B CN105234708 B CN 105234708B
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- Prior art keywords
- vice
- positioning sleeve
- floating
- face
- floating positioning
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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
- B23Q3/02—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
-
- 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
- B23Q3/066—Bench vices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
- Jigs For Machine Tools (AREA)
Abstract
Two ends centre bore fixture is bored the invention discloses slip shaft yoke type part milling end face, it includes clamp bottom board, vice structure base, positioner, supporting arrangement, clamping device；Clamp bottom board is L-shaped, and one face is connected with vice structure base, connection locator and supporting arrangement on another face；Clamping device includes upper vice, lower vice, upper jaw, lower jaw, up and down vice, be connected respectively by screw and key with upper lower skateboard, upper lower skateboard and vice structure base engagement, and by the trapezoidal screw pair realization of the positive and negative rotation direction of fluid motor-driven while being synchronized with the movement in opposite directions or dorsad；Upper jaw, lower jaw are respectively arranged with vice up and down.Present clip is used on oblique lathe bed numerical control end-face milling drill centres machine tool, slip shaft yoke class part can be processed, be improved part processing precision, it is ensured that crudy, saved cost.Meanwhile, it make it that Production Line Configured is compact, and workpiece transhipment is quick.
Description
Technical field
The present invention relates to a kind of fixture, two ends centre bore is bored to slip shaft yoke type part milling end face especially with oblique lathe bed
When the fixture that uses.
Background technology
The machining process route of slip shaft yoke class part is generally：1. end face milling bores two ends centre bore；2. each portion of turning；
3. bore earhole；4. bore hole car jump-ring slot；5. milling spline.From the process above as can be seen that in order to ensure the ear center of part two and bar
Portion's splined central is coaxial, first has to processing slip shaft yoke two ends centre bore and ensures two ear centers and bar portion centre deviation satisfaction figure
Paper requirement.Processing slip shaft yoke two ends centre bore typically uses horizontal end face milling drill centres machine tool at present, and floor space is big, no
Easy lathe streamline layout, and company need to order new machine again, and the cycle is long.And there is the oblique bed in ZK8210M Great Wall in my company at present
Body numerical control end-face milling drill centres machine tool, main working shaft-like part, and slip shaft yoke class part can not be processed.And by
It is small in the milling and drilling machine ground area of oblique lathe bed structure, it is a kind of energy-conservation so if slip shaft yoke class part can be processed using it
Good method.
The content of the invention
Problem to be solved by this invention is to provide a kind of special fixture, in oblique lathe bed numerical control end-face milling drill centres machine tool
It is upper slip shaft yoke class part to be processed using it, improve part processing precision, it is ensured that crudy, save
Cost.Meanwhile, it make it that Production Line Configured is compact, and workpiece transhipment is quick.
Slip shaft yoke type part milling end face of the present invention bores two ends centre bore fixture, and it includes clamp bottom board, vice structure
Base, positioner, supporting arrangement, clamping device；Clamp bottom board is L-shaped, and one face is connected with vice structure base, another
Connection locator and supporting arrangement on individual face；Clamping device includes upper vice, lower vice, upper jaw, lower jaw, brave up and down
Pincers, be connected respectively by screw and key with upper lower skateboard, upper lower skateboard and vice structure base engagement, and driven by hydraulic motor
The trapezoidal screw pair realization of positive and negative rotation direction is moved while being synchronized with the movement in opposite directions or dorsad；Up and down pincers are respectively arranged with vice
Mouth, lower jaw.
Wherein, described positioner includes former and later two location-plates, spring, floating positioning sleeve；Each location-plate is L
Shape, one face is fixed on clamp bottom board, and locating piece is provided with another V-arrangement face, and floating positioning sleeve is stepped, its axle
Section is engaged with the hole on the baffle plate between two location-plates, and big spring is provided between its square block and baffle plate；It is described
Supporting arrangement include floating retainer vee-block, bearing pin, retainer support base, retainer support base is fixed on clamp bottom board, support of floating
The bottom of material vee-block is arranged in retainer support base, and little spring is provided between its bottom surface and retainer support base.
When being placed in slip shaft yoke class part on the fixture of the present invention, two fork ears on the left side are carried out axially by locating piece
Fixed and centering, the crotch of fork ear compensates fixation by the front and rear two sides of floating positioning sleeve；The bar portion on the left side is by floating retainer V
Shape block is supported；After the completion of slip shaft yoke positioning, vice is clamped up and down.At this moment, lathe right-hand member milling cutter is started to bar portion facing cut
Processing is cut, after milling is machined, starts two ends centre drill and processes two ends centre bore respectively, complete adding for this procedure of part
Work.
Present clip is used on oblique lathe bed numerical control end-face milling drill centres machine tool, and slip shaft yoke class part can be entered
Row processing, improves part processing precision, it is ensured that crudy, has saved cost.Meanwhile, it make it that Production Line Configured is tight
Gather, workpiece transhipment is quick.
Brief description of the drawings
Fig. 1 is the stereogram of present clip；
Fig. 2 is the front view of present clip；
Fig. 3 is the top view of present clip；
Fig. 4 is the sectional view of the E-E lines along along Fig. 2；
Fig. 5 is the sectional view of the line C-C along along Fig. 2；
Fig. 6 is the left view of present clip；
Fig. 7 is the section view rotation figure of the line A-A along along Fig. 6；
Fig. 8 is using schematic diagram during present invention processing part.
Embodiment
Knowable to accompanying drawing, slip shaft yoke type part milling end face of the present invention bores two ends centre bore fixture, it is characterized in that：It is wrapped
Include clamp bottom board 7, vice structure base 16, positioner, supporting arrangement, clamping device；Clamp bottom board 7 is L-shaped, one face
It is connected with vice structure base 16, connection locator and supporting arrangement on another face；Clamping device include upper vice 13, under
Vice 12, upper jaw 17-1, lower jaw 17-2, up and down vice 13,12 be connected respectively with upper lower skateboard 15 by screw and key, on
Lower skateboard 15 coordinates with vice structure base 16, and realizes same phase by the trapezoidal screw pair of the positive and negative rotation direction of fluid motor-driven
To or being synchronized with the movement dorsad；Upper jaw 17-1, lower jaw 17-2 are respectively arranged with vice up and down.
Wherein, described positioner includes former and later two locating pieces 4, big spring 1, floating positioning sleeve 2, floating positioning sleeve
Base 5, V-arrangement locating piece 18；Each locating piece 4 is L-shaped, and one face is fixed on clamp bottom board 7, is set on another face
There is V-arrangement locating piece 18；Floating positioning sleeve base 5 is L-shaped, is arranged between front and rear locating piece 4, its horizontal plane is fixed on fixture bottom
On plate 7, centre bore is machined with its vertical plane；Floating positioning sleeve 2 is stepped, on its shaft part and floating positioning sleeve base 5
Centre bore is engaged, and big spring 1 is provided between its square block and the vertical plane of floating positioning sleeve base 5；Described supporting arrangement
Including floating retainer vee-block 9, retainer support base 11, little spring 19, retainer support base 11 is fixed on clamp bottom board 7, support of floating
The bottom of material vee-block 9 is arranged in retainer support base 11, and little spring 19 is provided between its bottom surface and retainer support base 11.
Wherein, horizontally slipped in the rectangle counterbore that locating piece 4 can be on clamp bottom board 7, enable V-arrangement locating piece 18 with treating
The fork ear of processing part is in contact, so as to adapt to the slip shaft yoke class part to be processed of different length.Floating positioning sleeve 2 is in big bullet
It can be moved in left-right direction in the presence of spring 1, so as to adapt to the slip shaft yoke class part to be processed of different length；Meanwhile, its
The short transverse at center ensures the uniformity with the height of bit.Floating retainer vee-block 9 can in the presence of little spring 19
To swing, and the influence brought in the slip shaft yoke class part to be processed that short transverse can compensate different-diameter automatically.Support
Horizontally slipped in the rectangle counterbore that material support base 11 can be on clamp bottom board 7, slip shaft yoke class zero to be processed can be supported
The axle portion of part, so as to adapt to the slip shaft yoke class part to be processed of different length.
As a kind of preferred embodiment of the present invention, positioner also includes positioning skewback 3, and positioning skewback 3 is arranged on floating
The front and rear two sides of the square block of positioning sleeve 2.So, different slip shaft yoke class parts to be processed need to only change different positioning skewbacks
3 can position to its crotch, convenient and swift.
As a modification of the present invention mode, positioner also includes floating positioning sleeve backing plate 6, floating positioning sleeve backing plate
6 are fixed on clamp bottom board 7, and floating positioning sleeve base 5 is fixed on floating positioning sleeve backing plate 6.
Floating positioning sleeve base 5 can along the longitudinal direction be moved in the rectangle deep gouge on floating positioning sleeve backing plate 6, so that
It can ensure that locating piece 4 and the center of floating positioning sleeve 2 and the center of bit are consistent；Floating positioning sleeve backing plate 6 can be
Horizontally slipped in rectangle counterbore on clamp bottom board 7, so that drive floating positioning sleeve base 5 thereon to move in left-right direction,
When adjust good position after floating positioning sleeve backing plate 6 is tightened together with clamp bottom board 7 with screw, its short transverse guarantee with it is upper
The uniformity of the height of lower jaw.
As a modification of the present invention mode, supporting arrangement also includes bearing pin 10, and bearing pin 10 is arranged on retainer support base
In 11 mounting hole, and it is connected in the pin-and-hole of the bottom of floating retainer vee-block 9.So, floating retainer vee-block 9 can be with bearing pin
10 pivot, while can be carried out by bearing pin 10 spacing, it is to avoid it, which rocks, causes support unstable.
As a modification of the present invention mode, supporting arrangement also includes two rolling straight pins 8, two rolling straight pins
8 are separately positioned in the semicircle blind hole on two V-arrangement faces of retainer vee-block 9.So, when the Lifting Device on the headstock of the right
During liftout, slip shaft yoke class part to be processed can easily be rolled along the rolling straight pin 8 on floating retainer vee-block 9, be subtracted
Small resistance, flexibility and reliability.
As a modification of the present invention mode, clamping device also includes bearing pin 14, and upper jaw 17-1 top is arranged on
It is hinged in upper vice 13 and by bearing pin 14, upper jaw 17-1 is swung relative to upper vice 14.Upper jaw 17-1 passes through around pin
Axle 14 is swung to compensate the error that slip shaft yoke class part blank bias to be processed is brought, and can be better achieved to part
Clamp.
In present clip, the retainer in locating piece 4, floating positioning sleeve backing plate 6 and support meanss in positioner
Horizontally slipped in the rectangle counterbore that support base 11 can be on clamp bottom board 7 so that whole positioner can be along to be processed
Part is adjusted axially, so as to be adapted to the part of different size.Meanwhile, at locating piece 4, floating positioning sleeve backing plate 6 and fixture bottom
One adjusting pad can be set between plate 7, so as to carry out the regulation of height；Floating positioning sleeve base 5 can position sleeve gasket floating
Moved along the longitudinal direction in rectangle deep gouge on plate 6, thereby may be ensured that the center of locating piece 4 and floating positioning sleeve 2 with up and down
The center of jaw is consistent.
During using present clip, first this fixture is fixed on the oblique lathe bed of lathe, then again by spline to be processed
Yoke class part is placed on fixture.When placing part, two fork ears on the part left side carry out axial restraint and right by locating piece 18
In, the crotch for pitching ear compensates fixation by floating positioning sleeve 2 and positioning skewback 3；The axle portion on the right side is by floating retainer vee-block
9 supports；After the completion of slip shaft yoke positioning, vice 13,12 is clamped up and down.At this moment, lathe right-hand member milling cutter is started to bar portion end face
Milling Process, after milling is machined, starts two ends centre drill and processes two ends centre bore respectively, this procedure of completion part
Processing.
Present clip many places use floating structure, fully take into account blank forging error, rational in infrastructure, accurate positioning,
Improve part processing precision, it is ensured that product quality.The present invention bores center using the oblique lathe bed numerical control end-face milling in existing ZK8210M Great Wall
Hole machine tool is laid out, and is easily formed a stream production line processing, is greatly shortened logistics transhipment time.Present clip improves processing
Speed, has saved cost.Meanwhile, fixture is easy to adjust quick, and light structure is compact.
The present invention beats machine machine arrangement using the oblique lathe bed milling in existing lathe ZK8210M Great Wall, easily forms a stream production
Line is processed, and greatly shortens logistics transhipment time.Process velocity is improved, cost has been saved.Fixture is easy to adjust quick, and structure is light
It is skilful compact.
Claims (6)
1. slip shaft yoke type part milling end face bores two ends centre bore fixture, it is characterized in that：It includes clamp bottom board (7), vice
Pier (16), positioner, supporting arrangement, clamping device；Clamp bottom board (7) is L-shaped, one face and vice structure bottom
Connection locator and supporting arrangement on seat (16) connection, another face；Clamping device includes upper vice (13), lower vice
(12), upper jaw (17-1), lower jaw (17-2), upper lower skateboard (15), up and down vice (13,12) respectively with upper lower skateboard (15)
It is connected by screw with key, upper lower skateboard (15) coordinates with vice structure base (16), and passes through fluid motor-driven positive and reverse return
To trapezoidal screw pair realize simultaneously opposite or being synchronized with the movement dorsad；Be respectively arranged with up and down on vice upper jaw (17-1),
Lower jaw (17-2)；Described positioner includes former and later two locating pieces (4), big spring (1), floating positioning sleeve (2), floating
Positioning sleeve base (5), V-arrangement locating piece (18)；Each locating piece (4) is L-shaped, and one face is fixed on clamp bottom board (7),
V-arrangement locating piece (18) is provided with another face；Floating positioning sleeve base (5) is L-shaped, is arranged between front and rear locating piece (4),
Its horizontal plane is fixed on clamp bottom board (7), and centre bore is machined with its vertical plane；Floating positioning sleeve (2) is stepped, its axle
Section is engaged with the centre bore on floating positioning sleeve base (5), is set between its square block and floating positioning sleeve base (5) vertical plane
It is equipped with big spring (1)；Described supporting arrangement includes floating retainer vee-block (9), retainer support base (11), little spring (19), support
Material support base (11) is fixed on clamp bottom board (7), and it is inner that the bottom of floating retainer vee-block (9) is arranged on retainer support base (11),
Little spring (19) is provided between its bottom surface and retainer support base (11).
2. fixture according to claim 1, it is characterized in that：Described positioner also includes positioning skewback (3), locating latch
Block (3) is arranged on the front and rear two sides of floating positioning sleeve (2) square block.
3. fixture according to claim 1, it is characterized in that：Described positioner also includes floating positioning sleeve backing plate (6),
Floating positioning sleeve backing plate (6) is fixed on clamp bottom board (7), and floating positioning sleeve base (5) is fixed on floating positioning sleeve backing plate (6)
On.
4. fixture according to claim 1, it is characterized in that：Described supporting arrangement also includes bearing pin (10), bearing pin (10)
In the mounting hole for being arranged on retainer support base (11), and it is connected in the pin-and-hole of the bottom of floating retainer vee-block (9).
5. the fixture according to claim 1 or 4, it is characterized in that：Described supporting arrangement also includes two rolling straight pins
(8), two rolling straight pins (8) are separately positioned in the semicircle blind hole on two V-arrangement faces of retainer vee-block (9).
6. fixture according to claim 1, it is characterized in that：Described clamping device also includes bearing pin (14), upper jaw
The top of (17-1) is arranged in vice (13) and is hinged by bearing pin (14), makes upper jaw (17-1) relative to upper vice
(13) swing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510723041.8A CN105234708B (en) | 2015-10-29 | 2015-10-29 | Slip shaft yoke type part milling end face bores two ends centre bore fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510723041.8A CN105234708B (en) | 2015-10-29 | 2015-10-29 | Slip shaft yoke type part milling end face bores two ends centre bore fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105234708A CN105234708A (en) | 2016-01-13 |
| CN105234708B true CN105234708B (en) | 2017-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510723041.8A Active CN105234708B (en) | 2015-10-29 | 2015-10-29 | Slip shaft yoke type part milling end face bores two ends centre bore fixture |
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| CN (1) | CN105234708B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107263154B (en) * | 2017-07-10 | 2024-01-19 | 河南鑫轴传动机械有限公司 | Horizontal boring machine fixing tool for boring lug holes of spline sliding forks of transmission shafts |
| CN107538254A (en) * | 2017-09-21 | 2018-01-05 | 安徽力成机械装备有限公司 | A kind of propeller shaft yoke milling hydraulically operated fixture |
| CN108080957B (en) * | 2018-01-26 | 2024-05-24 | 永嘉县正菱机械科技股份有限公司 | Ear hole drilling equipment for universal joint fork |
| CN114670021B (en) * | 2022-03-24 | 2023-03-28 | 中国科学院深圳先进技术研究院 | Numerical control machine tool for processing implant |
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| KR20140024080A (en) * | 2012-08-16 | 2014-02-28 | 주식회사 드림텍 | Universal joint for vehicle and manufacturing method thereof |
| JP6209813B2 (en) * | 2012-11-14 | 2017-10-11 | 株式会社ジェイテクト | Rotation transmission device |
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| CN202192421U (en) * | 2011-06-30 | 2012-04-18 | 许昌远东传动轴股份有限公司 | Tooling for punching center holes on milling end surfaces of spline shaft forks |
| CN202200065U (en) * | 2011-07-29 | 2012-04-25 | 河南宇建矿业技术有限公司 | Axial self-centering clamp |
| CN202224977U (en) * | 2011-09-05 | 2012-05-23 | 上海先欧机床制造有限公司 | Spline shaft yoke blank universal clamping mechanism vertical to two directions |
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| Publication number | Publication date |
|---|---|
| CN105234708A (en) | 2016-01-13 |
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