CN106475799A - A kind of special fixture of cross part turning boring - Google Patents
A kind of special fixture of cross part turning boring Download PDFInfo
- Publication number
- CN106475799A CN106475799A CN201510547039.XA CN201510547039A CN106475799A CN 106475799 A CN106475799 A CN 106475799A CN 201510547039 A CN201510547039 A CN 201510547039A CN 106475799 A CN106475799 A CN 106475799A
- Authority
- CN
- China
- Prior art keywords
- boss
- hole
- machined
- ring flange
- collet
- 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
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Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
Abstract
A kind of special fixture of cross part turning boring, it is related to a kind of special fixture of turning boring.During for solving car cross part, need processing excircles size and center boring, because cross part thickness is little, it is unable to clamping profile in processing excircles, boring, need to position respectively reprocessing in processing excircles, boring, not only the problem of manufacturing procedure complexity and the needs machining accuracy of clamping impact twice.The present invention includes connecting body, collet, ring flange and pull bar, there is body boss the one end connecting body, body boss is machined with centre bore along its axial direction, centre bore connects with being connected body, connect body and ring flange is removably connected with by body boss, collet is sleeved in adapter sleeve body, and pull bar sequentially passes through ring flange and collet and is arranged between ring flange and collet.The present invention is used for processing cross part.
Description
Technical field
Present invention relates particularly to a kind of special fixture of cross part turning boring, belong to field of machining.
Background technology
When processing cross part, cross part needs processing excircles size and needs to hole in center.Due to
Part thickness is little, is unable to clamping profile in processing excircles, boring.Need respective processing excircles, boring, therefore process ten
Font part needs, through two procedures, to carry out positioning and clamping by two kinds of fixtures to workpiece, and not only working (machining) efficiency is low, work
Sequence complexity and twice clamping also can affect to process the machining accuracy of cross part.
Content of the invention
It is an object of the invention to provide a kind of special fixture of cross part turning boring, to solve car cross part
When, need processing excircles size and center boring, because cross part thickness is little, in processing excircles, boring
It is unable to clamping profile, need to position respectively reprocessing in processing excircles, boring, not only manufacturing procedure is complicated and needs to fill twice
The problem of folder impact machining accuracy.
The present invention is to solve above-mentioned technical problem to adopt the technical scheme that：
A kind of special fixture of cross part turning boring, it includes connecting body, collet, ring flange and pull bar,
Described one end connecting body is machined with body boss, and described body boss is machined with centre bore along its axial direction, institute
State centre bore and be connected body connection, described connection body is removably connected with ring flange by body boss, described elasticity
Chuck is sleeved in adapter sleeve body, and described pull bar sequentially passes through ring flange and collet and is arranged on ring flange and collet
Between；
Described collet includes first boss, Gripper body and second boss, and described first boss is fixedly connected on chuck originally
On the end face of body, the other end of Gripper body is machined with second boss, the end face of described Gripper body is taper surface,
Described first boss and second boss are round boss, and first boss is uniformly machined with four centered on its center axis
Groove, four grooves intersect connection and form cross groove, and described Gripper body is interior to be machined with center screw thread along its axial direction
Hole, the outer wall of described Gripper body taper surface is uniformly machined with four link slots along its axial direction, and described Gripper body is along it
Axial direction is also machined with four sipes, sipes be located at link slot right side and with link slot correspond setting, link slot with
Groove corresponds setting, and the groove that one end of each link slot is corresponding is connected, the other end of each link slot and its
Corresponding sipes is connected.
The invention has the advantages that：
The present invention is reasonable in design, easy to use it is adaptable to processing cross part, by connect body, collet,
Cooperation between ring flange and pull bar is realized clamped one time and is completed turning and the work of boring two procedures, processes a cross
Shape part only needs 1 to 2 minute, meets the requirement of parts batch production, improves at least 30% production efficiency.This
Invention can complete to process on engine lathe.
Brief description
Fig. 1 is the main structure diagram of cross part 6,
Fig. 2 is the right side structural representation of Fig. 1,
Fig. 3 be the present invention partly cut open structural representation,
Fig. 4 is the main structure diagram connecting body 1,
Fig. 5 is the left view structural representation of Fig. 4,
Fig. 6 is the main structure diagram of collet 2,
Fig. 7 is the left view structural representation of Fig. 6,
Fig. 8 is profile at A-A in Fig. 6,
Fig. 9 is profile at B-B in Fig. 6,
Figure 10 be ring flange 3 partly cut open structural representation,
Figure 11 is Figure 10 left view structural representation,
Figure 12 is the main structure diagram of pull bar 4,
Figure 13 is the left view structural representation of Figure 12.
Specific embodiment
Specific embodiment one：In conjunction with Fig. 1 to Figure 13, present embodiment is described, present embodiment include connect body 1,
Collet 2, ring flange 3 and pull bar 4, described one end connecting body 1 is machined with body boss 1-4, described set
Body boss 1-4 is machined with centre bore 1-5 along its axial direction, and described centre bore 1-5 connects with being connected body 1, described
Connect body 1 and ring flange 3 is removably connected with by body boss 1-4, described collet 2 is sleeved on connection body
In 1, described pull bar 4 sequentially passes through ring flange 3 and collet 2 and is arranged between ring flange 3 and collet 2；
Described collet 2 includes first boss 2-1, Gripper body 2-2 and second boss 2-3, described first boss 2-1
It is fixedly connected on the end face 2-8 of Gripper body 2-2, the other end 2-5 of Gripper body 2-2 is machined with second convex
The end face 2-8 of platform 2-3, described Gripper body 2-2 is taper surface, and described first boss 2-1 and second boss 2-3 are
Round boss, first boss 2-1 is uniformly machined with centered on its center axis four groove 2-6, four groove 2-6
Intersect connection and form cross groove, described Gripper body 2-2 is interior to be machined with screwed hole of centre 2-4, institute along its axial direction
The outer wall stating Gripper body 2-2 taper surface is uniformly machined with four link slot 2-7, described Gripper body 2-2 along its axial direction
Also be machined with four sipes 2-9 along its axial direction, sipes 2-9 be located at link slot 2-7 right side and with link slot 2-7 mono-
One is correspondingly arranged, and link slot 2-7 and groove 2-6 corresponds setting, corresponding the leading in one end of each link slot 2-7
Groove 2-6 is connected, and the sipes 2-9 that the other end of each link slot 2-7 is corresponding is connected.
In the present invention, collet 2 is made up of spring steel, and spring steel is 65Mn, has elastic performance.Pull bar 4 wraps
Include left end and adjust body of rod 4-1, pull bar boss 4-2 and right-hand member regulation body of rod 4-3, left end adjusts body of rod 4-1 and right-hand member is adjusted
Body of rod 4-3 is fixedly connected by pull bar boss 4-2 and is made as one.
Specific embodiment two：In conjunction with Fig. 3 and Fig. 4, present embodiment is described, described in present embodiment, connects body 1
Inside it is machined with first through hole 1-1, the second through hole 1-2 and third through-hole 1-3 from left to right successively, described first through hole 1-1,
The centre bore 1-5 of the second through hole 1-2, third through-hole 1-3 and body boss 1-4 is sequentially communicated and is coaxially disposed, and first
Through hole 1-1 is bellmouth, the end face 2-8 interference fit of described first through hole 1-1 and Gripper body 2-2, described second
Through hole 1-2 is coordinated with the other end 2-5 gap of collet 2.
First through hole 1-1 described in present embodiment and the taper seat interference fit of Gripper body 2-2, described second through hole 1-2
Gripper body 2-2 gap cooperation with collet 2.Other compositions and annexation are identical with specific embodiment one.
Specific embodiment three：In conjunction with Fig. 3, Figure 10 and Figure 11, present embodiment, flange described in present embodiment are described
It is machined with location hole 3-1 and flange centre bore 3-2 in disk 3 from left to right successively, the left side of described ring flange 3 adds
Work has multiple threaded connection hole 3-9, described location hole 3-1 to be equipped with lathe spindle, and threaded connection hole 3-9 passes through spiral shell
Bolt is fixedly connected on lathe spindle, and the right side 3-6 of described ring flange 3 is machined with the 3rd boss 3-3, and the described 3rd
Boss 3-3 is arranged in the centre bore 1-5 of body boss 1-4, and the height of described 3rd boss 3-3 is less than centre bore 1-5
Depth, the right side 3-6 of described ring flange 3 is rounded face, and right side 3-6 is uniformly machined with multiple along its circumferencial direction
First threaded connection hole 3-7, described pull bar 4 sequentially passes through location hole 3-1, flange centre bore 3-2 and center from left to right
Screwed hole 2-4 simultaneously holds out against in collet 2.Other compositions and annexation are identical with specific embodiment one.
Specific embodiment four：In conjunction with Fig. 3, Fig. 4, Fig. 5, Figure 10 and Figure 11, present embodiment, this embodiment party are described
Multiple second threaded connection hole 1-7, the second screw thread are uniformly machined with the outer face of described body boss 1-4 described in formula
Connecting hole 1-7 and the first threaded connection hole 3-7 correspond setting, connect body 1 pass through the second threaded connection hole 1-7 with
First threaded connection hole 3-7 of ring flange 3 is detachably connected.Other compositions and annexation are identical with specific embodiment three.
Specific embodiment five：In conjunction with Fig. 3, Fig. 4, Fig. 5, Fig. 8 and Fig. 9, present embodiment, present embodiment are described
Described in ring flange 3 right side 3-6 on be also machined with least two lathe connecting hole 3-8.The other composition of present embodiment
And annexation is identical with specific embodiment four.
In the present invention, the location hole 3-1 of ring flange 3 left end is taper hole, for matching with lathe spindle it is ensured that being connected body
1 axis is coaxial with lathe spindle, and threaded connection hole 3-9 is bolted on lathe spindle, make originally to benefit from new with
Lathe connects reliability, prevents the present invention from coming off.At least two lathe connecting hole 3-8 are risen with the detent fit on lathe spindle
To circumferentially positioned effect, facilitate the connection of ring flange 3 and lathe.
Connection body 1 is axial workpiece, connects and carries on the one end with body boss 1-4 and ring flange 3 on body 1
The end face of the 3rd boss 3-3 is equipped with, and the 3rd boss 3-3 of the centre bore 1-5 and ring flange that connect body 1 coordinates it
It is ensured that connecting the axis of body 1 and the dead in line of ring flange 3, the height of the 3rd boss 3-3 is less than center to positioning action
The depth of hole 1-5 is it is ensured that the right side 3-6 of ring flange 3 is close together with body boss 1-4.Second is threaded
Hole 1-7 and the first threaded connection hole 3-7 corresponds setting, is bolted and is fixedly connected on flange connecting body 1
On disk 3.
The third through-hole 1-3, first through hole 1-1 that connect body 1 are coaxial with centre bore 1-5, the aperture of first through hole 1-1
More than the aperture of third through-hole 1-3, facilitate the assembling of collet 2.Connect third through-hole 1-3 and the elastic clip of body 1
2 gaps cooperations, connect first through hole 1-1 of body 1 and the taper seat cooperation of Gripper body 2-2.Screwed hole of centre 2-4
Adjust body of rod 4-3 cooperation with right-hand member.The width of link slot 2-7 is 2～3mm, and four groove 2-6 are by first boss 2-1
It is separated to form 4 to break.Collet 2 diameter is less than cross part outside diameter.The end face 2-8 of Gripper body 2-2 is
Locating surface is coordinated with the end face of cross part, for positioning.The centrage of groove 2-6 is the symmetrical centre of collet 2
Line.Collet 2 be connected body 1 assembling after, the centrage of groove 2-6 is coaxial with lathe spindle.Four groove 2-6
For positioning and clamping cross part 6, groove 2-6 can be with self-centering, and groove 2-6 width is more than cross part 6
Width.Threadeded with collet 2 in one end that right-hand member adjusts body of rod 4-3, pull bar boss 4-2 and Gripper body 2-2
Other end 2-5 be close to.The other end adjusting body of rod 4-1 is used for being connected with the cylinder being assemblied in lathe-head, uses cylinder
Pull collet 2.When collet 2 moves to lathe-head, collet 2 is automatically positioned clamping cross part
6.The center of cross part 6 and lathe spindle dead in line.
The work process of the present invention：
In Vehicle Processing with collet 2 clamping cross part, pull collet 2 to lathe with the cylinder of lathe-head
Head of a bed direction is moved, the end face of clamping cross part 6.Lathe spindle rotation, collet 2 and lathe spindle during work
Rotate together, collet 2 drives cross part 6 to be rotated with lathe spindle axis for rotating shaft.Get on the bus in lathe outer
Circle and boring, it is possible to achieve clamped one time turning and boring, improve production efficiency.
By above-mentioned clamping process, to part positioning and clamping.Clamped one time the periphery to part are completed on engine lathe
Turnery processing and boring, process a part every time.Cylinder valve is closed, collet 2 recovers former under elastic force effect
State, eliminates the clamping force of part, pulls down the cross part of completion of processing.
Claims (5)
1. a kind of boring of cross part turning special fixture it is characterised in that：It includes connecting body (1), elasticity
Chuck (2), ring flange (3) and pull bar (4), described one end connecting body (1) is machined with body boss (1-4),
Described body boss (1-4) is machined with centre bore (1-5) along its axial direction, described centre bore (1-5) be connected body
(1) connect, described connection body (1) is removably connected with ring flange (3), described bullet by body boss (1-4)
Property chuck (2) be sleeved in connection body (1), described pull bar (4) sequentially passes through ring flange (3) and collet (2)
And be arranged between ring flange (3) and collet (2)；
Described collet (2) includes first boss (2-1), Gripper body (2-2) and second boss (2-3), and described the
One boss (2-1) is fixedly connected on the end face (2-8) of Gripper body (2-2), the other end of Gripper body (2-2)
Second boss (2-3) is machined with face (2-5), the end face (2-8) of described Gripper body (2-2) is taper surface, institute
State first boss (2-1) and second boss (2-3) is round boss, first boss (2-1) with its center axis is
Center is uniformly machined with four grooves (2-6), and four grooves (2-6) are intersected connection and formed cross groove, and described chuck is originally
It is machined with screwed hole of centre (2-4), the outer wall edge of described Gripper body (2-2) taper surface along its axial direction in body (2-2)
Its axial direction is uniformly machined with four link slots (2-7), and described Gripper body (2-2) is also machined with four along its axial direction
Bar sipes (2-9), sipes (2-9) is located at the right side of link slot (2-7) and corresponds setting with link slot (2-7),
Link slot (2-7) and groove (2-6) correspond setting, the corresponding groove (2-6) in one end of each link slot (2-7)
It is connected, the sipes (2-9) that the other end of each link slot (2-7) is corresponding is connected.
2. a kind of cross part turning boring according to claim 1 special fixture it is characterised in that：Described
Connect in body (1) and be machined with first through hole (1-1), the second through hole (1-2) and third through-hole (1-3) from left to right successively,
Described first through hole (1-1), the second through hole (1-2), third through-hole (1-3) and the body centre bore (1-5) of boss (1-4)
It is sequentially communicated and is coaxially disposed, first through hole (1-1) is bellmouth, described first through hole (1-1) and Gripper body (2-2)
End face (2-8) interference fit, other end (2-5) gap of described second through hole (1-2) and collet (2)
Cooperation.
3. a kind of cross part turning boring according to claim 1 special fixture it is characterised in that：Described
It is machined with location hole (3-1) and flange centre bore (3-2), described ring flange (3) from left to right successively in ring flange (3)
Left side on be machined with multiple threaded connection holes (3-9), described location hole (3-1) is equipped with lathe spindle, screw thread
Connecting hole (3-9) is bolted to connection on lathe spindle, and the right side (3-6) of described ring flange (3) is upper to be processed
There is the 3rd boss (3-3), described 3rd boss (3-3) is arranged in the centre bore (1-5) of body boss (1-4),
The height of described 3rd boss (3-3) is less than the depth of centre bore (1-5), the right side (3-6) of described ring flange (3)
For rounded face, right side (3-6) is uniformly machined with multiple first threaded connection holes (3-7), described pull bar along its circumferencial direction
(4) sequentially pass through location hole (3-1), flange centre bore (3-2) and screwed hole of centre (2-4) from left to right and hold out against
In collet (2).
4. a kind of cross part turning boring according to claim 3 special fixture it is characterised in that：Described
Uniformly it is machined with multiple second threaded connection holes (1-7), second is threaded on the outer face of described body boss (1-4)
Hole (1-7) corresponds setting with the first threaded connection hole (3-7), connects body (1) and passes through the second threaded connection hole (1-7)
It is detachably connected with first threaded connection hole (3-7) of ring flange (3).
5. a kind of cross part turning boring according to claim 4 special fixture it is characterised in that：Described
At least two lathe connecting holes (3-8) are also machined with the right side (3-6) of ring flange (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510547039.XA CN106475799A (en) | 2015-08-31 | 2015-08-31 | A kind of special fixture of cross part turning boring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510547039.XA CN106475799A (en) | 2015-08-31 | 2015-08-31 | A kind of special fixture of cross part turning boring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106475799A true CN106475799A (en) | 2017-03-08 |
Family
ID=58235450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510547039.XA Pending CN106475799A (en) | 2015-08-31 | 2015-08-31 | A kind of special fixture of cross part turning boring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106475799A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107790992A (en) * | 2017-11-29 | 2018-03-13 | 苏州汉腾自动化设备有限公司 | The high assembled fixture of installation effectiveness |
| CN110524416A (en) * | 2019-08-08 | 2019-12-03 | 广东白云学院 | The design method and elastic collet of elastic collet |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002052431A (en) * | 2000-08-08 | 2002-02-19 | Nikken Kosakusho Works Ltd | Tool holder |
| CN202239723U (en) * | 2011-09-19 | 2012-05-30 | 南京数控机床有限公司 | Collet chuck |
| CN202344253U (en) * | 2011-11-01 | 2012-07-25 | 龙泉市中天制冷设备有限公司 | Multifunctional chunk |
| CN203418133U (en) * | 2013-08-19 | 2014-02-05 | 浙江盾安阀门有限公司 | Inner thread elastic clamp |
| CN204053596U (en) * | 2014-09-03 | 2014-12-31 | 哈尔滨建成集团有限公司 | A kind of for the externally threaded fixture of the irregular revolving body workpieces of turning |
| CN204160227U (en) * | 2014-10-11 | 2015-02-18 | 连云港冠钰精密工业有限公司 | Numerically controlled lathe quick chuck |
| CN204868179U (en) * | 2015-08-31 | 2015-12-16 | 哈尔滨建成集团有限公司 | Special fixture of cross part turning drilling |
-
2015
- 2015-08-31 CN CN201510547039.XA patent/CN106475799A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002052431A (en) * | 2000-08-08 | 2002-02-19 | Nikken Kosakusho Works Ltd | Tool holder |
| CN202239723U (en) * | 2011-09-19 | 2012-05-30 | 南京数控机床有限公司 | Collet chuck |
| CN202344253U (en) * | 2011-11-01 | 2012-07-25 | 龙泉市中天制冷设备有限公司 | Multifunctional chunk |
| CN203418133U (en) * | 2013-08-19 | 2014-02-05 | 浙江盾安阀门有限公司 | Inner thread elastic clamp |
| CN204053596U (en) * | 2014-09-03 | 2014-12-31 | 哈尔滨建成集团有限公司 | A kind of for the externally threaded fixture of the irregular revolving body workpieces of turning |
| CN204160227U (en) * | 2014-10-11 | 2015-02-18 | 连云港冠钰精密工业有限公司 | Numerically controlled lathe quick chuck |
| CN204868179U (en) * | 2015-08-31 | 2015-12-16 | 哈尔滨建成集团有限公司 | Special fixture of cross part turning drilling |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107790992A (en) * | 2017-11-29 | 2018-03-13 | 苏州汉腾自动化设备有限公司 | The high assembled fixture of installation effectiveness |
| CN110524416A (en) * | 2019-08-08 | 2019-12-03 | 广东白云学院 | The design method and elastic collet of elastic collet |
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Application publication date: 20170308 |
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