CN107891162A - The automatic fixture of thin side plate end face recessing - Google Patents
The automatic fixture of thin side plate end face recessing Download PDFInfo
- Publication number
- CN107891162A CN107891162A CN201711331979.0A CN201711331979A CN107891162A CN 107891162 A CN107891162 A CN 107891162A CN 201711331979 A CN201711331979 A CN 201711331979A CN 107891162 A CN107891162 A CN 107891162A
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- China
- Prior art keywords
- core
- cone
- face
- workpiece
- expansion core
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- Granted
Links
- 230000008961 swelling Effects 0.000 claims abstract description 7
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping On Spindles (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The present invention discloses a kind of automatic fixture of thin side plate end face recessing, it is characterized in that：Clamping apparatus disk is equipped with cone core in center, and the left end of cone core is cylinder, and right-hand member is cone；There is one of trough in fixture side surface, the trough is wider than workpiece, and bottom land is less than the cylinder end face of cone core, and trough is symmetrical with fixture disk center；Clamp pull rod passes through the central through hole of cone core, and clamp pull rod left end is connected with lathe pull rod screw, and right-hand member is equipped with expansion core；Expansion core is cylindrical structure, and expansion core left end is provided with the internal taper hole that conical surface expanding structure is formed with the circular cone mates of cone core, and the internal taper hole is provided with radial opening groove；In expansion core, workpiece end face leans against on the cylinder end face of cone core the inner hole sleeve of clamped workpiece, and is stuck in the trough of fixture side surface；Expansion core moves back and forth, swelling or the clamped workpiece of release；During expansion core swelling workpiece, also axially workpiece is drawn it is close on the cylinder end face of cone core simultaneously.The present invention is applied to the turnery processing of thin side plate end face groove.
Description
Technical field
The present invention relates to a kind of machine tool accessories, thin side plate end face recessing that more specifically a kind of automatic lathe uses
Automatic fixture, belong to the frock clamp of mechanical processing industry.
Background technology
At present, the general work in-process of the end face groove of thin side plate is processed with slotting cutter in the heart, and crudy is poor, and productivity ratio is low,
Slotting cutter loss is big, bigger for processing narrow slot difficulty.To find out its cause, being because thin side plate clamps difficulty on lathe, cause
The method of turnery processing can not be used to process the end face groove of thin side plate.The present invention is in view of the above-mentioned problems, devise thin side plate end face
The automatic fixture of recessing, preferably solve the problem that thin side plate clamps automatically on lathe, realize thin side plate end face groove
Turnery processing, improve crudy and productivity ratio.
The content of the invention
A kind of the defects of it is an object of the invention to overcome prior art to exist, there is provided automatic folder of thin side plate end face recessing
Tool, realizes that thin side plate clamps automatically on lathe, and turnery processing is carried out to thin side plate end face groove, improves machining accuracy, processing table
Face quality and processing efficiency.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of automatic fixture of thin side plate end face recessing, it is characterized in that：The clamping apparatus disk of one cylinder plate-like is set, in the clamping apparatus disk
Center cone core is housed, have one of trough in fixture side surface, the trough is wider than workpiece, bottom land be less than cone core cylindrical end
Face, and trough is symmetrical with fixture disk center, and clamping apparatus disk is fixed on by the first hexagon socket cap head screw and the first spring washer
On lathe spindle ring flange；
The left end of the cone core is cylinder, and right-hand member is cone, and the center of cone core is provided with through hole；
Clamp pull rod passes through the central through hole of cone core, and clamp pull rod left end is connected with lathe pull rod screw, and right-hand member is equipped with expansion core；
The expansion core is cylindrical structure, and expansion core left end is provided with to be formed in conical surface expanding structure with the circular cone mates of cone core
Taper hole, the internal taper hole are provided with radial opening groove；
The inner hole sleeve of clamped workpiece is in expansion core, while the workpiece end face is leaned against on the cylinder end face of cone core, and the workpiece
It is stuck in the end face trough of clamping apparatus disk；
When expansion core is retracted with clamp pull rod, the internal taper hole of expansion core is axially held out against and radially strutted by the cone of cone core, makes swollen
Core diameter realizes clamping to the endoporus of swelling workpiece, and simultaneously, expansion core also axially draws workpiece it is close to the cylinder in cone core
On end face；When expansion core is stretched out with clamp pull rod, expansion core radially recovers ortho states and unclamps workpiece.
The design feature of the automatic fixture of thin side plate end face of the invention recessing is lain also in：On the internal taper hole of the expansion core left end
Divide open slot provided with 6 or 8 etc., under not clamp position, the endoporus of the external cylindrical surface of expansion core left end and clamped workpiece is
Gap coordinates.
The design feature of the automatic fixture of thin side plate end face of the invention recessing is lain also in：The material of the expansion core is spring
Steel, and it is thermally treated, it is flexible.
The design feature of the automatic fixture of thin side plate end face of the invention recessing is lain also in：The cone core cylinder body end it is cylindrical
Cylinder and the hole of fixture disk center are interference fits, and the cone and machine tool chief axis of cone core right-hand member are concentric.
The design feature of the automatic fixture of thin side plate end face of the invention recessing is lain also in：The right-hand member and cone of the clamp pull rod
Gap is left between core central through hole, does not play certralizing ability；Trough in fixture side surface stays between width and workpiece
There is gap, do not play the role of positioning；The conical surface expanding structure that the positioning of workpiece is made up of cone core and expansion core determines.Cutting during processing
Moment of torsion mainly passes to workpiece by the trough in fixture side surface.
Compared with the prior art, beneficial effects of the present invention are embodied in：
（1）The present invention realize on lathe using it is interior it is swollen by the way of clamp thin side plate automatically, clamp precision is high；
（2）In the present invention in swollen cone structure, expansion core also axially draws workpiece, is close to it while swelling workpiece
On the cylinder end face of cone core；Cutting moment of torque during processing mainly passes to workpiece by the trough in fixture side surface；
（3）The power of clamping workpiece of the present invention comes from the rotary oil cylinder or rotary cylinder of lathe, realizes mechanization, alleviates
The labor intensity of operating personnel, the quick-clamping of workpiece can be realized, easy to use, operating efficiency is high.
Brief description of the drawings
Fig. 1 is the front view of structure of the present invention；
Fig. 2 is Section A-A sectional view in Fig. 1；
Fig. 3 is the partial enlarged drawing in centre of the present invention；
Fig. 4 is workpiece in the present invention（8）And expansion core（9）Tomograph.
In figure：1- clamp pull rods, 2- clamping apparatus disks, the hexagon socket cap head screws of 3- first, the spring washers of 4- first, 5- cones
Core, the hexagon socket cap head screws of 6- second, 7- second spring packing rings, 8- workpiece, 9- expansion cores, 10- pads, hexagonal in 11- the 3rd
Fillister head screw, the spring washers of 12- the 3rd, 13- lathe spindle ring flanges, 14- lathe pull bars.
Embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the structure type of the automatic fixture of thin side plate end face recessing is in the present embodiment：
Clamping apparatus disk 2 is cylinder discoid body, and cone core 5 is housed in the center of clamping apparatus disk 2, has one of trough on the end face of clamping apparatus disk 2, should
Trough is wider than workpiece 8, and trough bottom is less than the cylinder end face of cone core 5, and the trough is symmetrical with the center of clamping apparatus disk 2, fixture
Disk 2 is fixed on lathe spindle ring flange 13 by the first hexagon socket cap head screw 3 and the first spring washer 4；The left end of cone core 5
For cylinder, right-hand member is cone, and the center of cone core 5 is provided with through hole；Cone core 5 is by the second hexagon socket cap head screw 6 and the second bullet
Spring packing ring 7 is fixed on the center of clamping apparatus disk 2, and clamp pull rod 1 passes through the central through hole of cone core 5, and the left end of clamp pull rod 1 is drawn with lathe
Bar 14 is threadedly coupled, and right-hand member is equipped with expansion core 9, and expansion core 9 passes through pad 10, the 3rd hexagon socket cap head screw 11 and the 3rd spring pad
Circle 12 is fixed；Expansion core 9 is cylindrical structure, and the left end of expansion core 9 is provided with internal taper hole, and the internal taper hole is provided with radial opening groove；Expansion core 9
Internal taper hole be enclosed on the cone of the right-hand member of cone core 5, form conical surface expanding structure；The inner hole sleeve of clamped workpiece 8 is in expansion core 9
On, while workpiece end face is leaned against on the cylinder end face of cone core 5, and workpiece 8 is stuck in the end face trough of clamping apparatus disk 2；When expansion core 9
When being retracted with clamp pull rod 1, its internal taper hole is axially held out against and radially strutted by the cone of cone core 5, makes the radial direction swelling work of expansion core 9
The endoporus of part 8 and realize clamping, simultaneously, expansion core 9 also axially draw workpiece 8 it is close on the cylinder end face of cone core 5；When
When expansion core 9 is stretched out with clamp pull rod 1, expansion core 9 radially recovers ortho states and unclamps workpiece 8.
In specific implementation, the internal taper hole of expansion core 9 divides open slot provided with 6 or 8 etc., under not clamp position, expansion core 9
The endoporus of the external cylindrical surface of left end and clamped workpiece 8 coordinates for gap.The material of expansion core 9 is spring steel, and thermally treated, tool
It is flexible.
In specific implementation, the external cylindrical surface of the cylinder body end of cone core 5 and the hole at the center of clamping apparatus disk 2 are interference fits, cone core 5
Cone and machine tool chief axis it is concentric；Gap is left between the right-hand member and the central through hole of cone core 5 of clamp pull rod 1, centering is not played and makees
With；Trough on the end face of clamping apparatus disk 2 leaves gap between width and workpiece, does not play the role of positioning；The positioning of workpiece 8 by
The conical surface expanding structure that cone core 5 and expansion core 9 are formed determines；Cutting moment of torque during processing mainly passes through the groove on the end face of clamping apparatus disk 2
Son passes to workpiece 8.
Expansion core 9 in the present invention is cut by the end face groove transmission of clamping apparatus disk 2 swelling of workpiece 8 clamping and axial tightening
Moment of torsion, solve the problems, such as automatic clamping of the thin side plate on lathe, realize the turnery processing of thin side plate end face groove, improve and add
Work precision, crudy and processing efficiency.
Claims (4)
1. a kind of automatic fixture of thin side plate end face recessing, it is characterized in that：The clamping apparatus disk of one cylinder plate-like is set（2）, described
Clamping apparatus disk（2）Center cone core is housed（5）, clamping apparatus disk（2）There is one of trough on end face, the trough is wider than workpiece, bottom land
Less than the cylinder end face of cone core, and trough is symmetrical with fixture disk center, clamping apparatus disk（2）By the first hexagon socket cap head screw
（3）With the first spring washer（4）It is fixed on lathe spindle ring flange（13）On；
The cone core（5）Left end be cylinder, right-hand member is cone, cone core（5）Center be provided with through hole；
Clamp pull rod（1）Through cone core（5）Central through hole, clamp pull rod（1）Left end and lathe pull bar（14）Threaded connection, it is right
End is equipped with expansion core（9）；
The expansion core（9）For cylindrical structure, expansion core（9）Left end is provided with and cone core（5）Circular cone mates form the conical surface it is swollen
The internal taper hole of locking structure, the internal taper hole are provided with radial opening groove；
Clamped workpiece（8）Inner hole sleeve in expansion core（9）On, while the workpiece end face leans against cone core（5）Cylinder end face on, and
And the workpiece（8）It is stuck in clamping apparatus disk（2）End face trough in；
Work as expansion core（9）With clamp pull rod（1）When retracting, expansion core（9）Internal taper hole by cone core（5）Cone axially hold out against and footpath
To strutting, make expansion core（9）Radial direction swelling workpiece（8）Endoporus and realize clamping, simultaneously, expansion core（9）Also axially draw workpiece
（8）It is set to be close in cone core（5）Cylinder end face on；Work as expansion core（9）With clamp pull rod（1）During stretching, expansion core（9）Radially recover
Ortho states and unclamp workpiece（8）.
2. the automatic fixture of thin side plate end face recessing according to claim 1, it is characterized in that：The expansion core（9）Left end
Internal taper hole divides open slot provided with 6 or 8 etc., under not clamp position, expansion core（9）The external cylindrical surface of left end and clamped work
Part（8）Endoporus be gap coordinate.
3. the automatic fixture of thin side plate end face recessing according to claim 1, it is characterized in that：The expansion core（9）Material
For spring steel, and it is thermally treated, it is flexible.
4. the automatic fixture of thin side plate end face recessing according to claim 1, it is characterized in that：The cone core（5）Cylinder
The external cylindrical surface and clamping apparatus disk at end（2）The hole at center is interference fits, cone core（5）The cone and machine tool chief axis of right-hand member are concentric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711331979.0A CN107891162B (en) | 2017-12-13 | 2017-12-13 | Automatic clamp for grooving end surfaces of thin side plates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711331979.0A CN107891162B (en) | 2017-12-13 | 2017-12-13 | Automatic clamp for grooving end surfaces of thin side plates |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107891162A true CN107891162A (en) | 2018-04-10 |
| CN107891162B CN107891162B (en) | 2023-12-22 |
Family
ID=61807568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711331979.0A Active CN107891162B (en) | 2017-12-13 | 2017-12-13 | Automatic clamp for grooving end surfaces of thin side plates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107891162B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201632898U (en) * | 2010-01-27 | 2010-11-17 | 临安东方滑动轴承有限公司 | Hydraulic gear pump lateral plate double-end grinding and clamping device |
| CN204094532U (en) * | 2014-09-17 | 2015-01-14 | 江苏上汽汽车同步器厂 | The post-tensioning tight-holding type vehicle clamper of a kind of processing thin-walled endoporus and end face |
| CN105127811A (en) * | 2015-09-25 | 2015-12-09 | 合肥波林新材料股份有限公司 | Automatic fixture for clamping thin-wall ring gear part through internal expansion positioning and end surface compression |
| CN205816856U (en) * | 2016-06-28 | 2016-12-21 | 衢州职业技术学院 | A kind of Wedge-type multiple operation general automation fixture |
| CN206009896U (en) * | 2016-08-15 | 2017-03-15 | 西安伊克赛尔汽车新技术有限公司 | A kind of fixture of processing thin-wall part |
| CN207629229U (en) * | 2017-12-13 | 2018-07-20 | 合肥鼎聚精密制造有限责任公司 | The automatic fixture of thin side plate end face recessing |
-
2017
- 2017-12-13 CN CN201711331979.0A patent/CN107891162B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201632898U (en) * | 2010-01-27 | 2010-11-17 | 临安东方滑动轴承有限公司 | Hydraulic gear pump lateral plate double-end grinding and clamping device |
| CN204094532U (en) * | 2014-09-17 | 2015-01-14 | 江苏上汽汽车同步器厂 | The post-tensioning tight-holding type vehicle clamper of a kind of processing thin-walled endoporus and end face |
| CN105127811A (en) * | 2015-09-25 | 2015-12-09 | 合肥波林新材料股份有限公司 | Automatic fixture for clamping thin-wall ring gear part through internal expansion positioning and end surface compression |
| CN205816856U (en) * | 2016-06-28 | 2016-12-21 | 衢州职业技术学院 | A kind of Wedge-type multiple operation general automation fixture |
| CN206009896U (en) * | 2016-08-15 | 2017-03-15 | 西安伊克赛尔汽车新技术有限公司 | A kind of fixture of processing thin-wall part |
| CN207629229U (en) * | 2017-12-13 | 2018-07-20 | 合肥鼎聚精密制造有限责任公司 | The automatic fixture of thin side plate end face recessing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107891162B (en) | 2023-12-22 |
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