CN104690324B - Die tensioning device - Google Patents
Die tensioning device Download PDFInfo
- Publication number
- CN104690324B CN104690324B CN201510073337.XA CN201510073337A CN104690324B CN 104690324 B CN104690324 B CN 104690324B CN 201510073337 A CN201510073337 A CN 201510073337A CN 104690324 B CN104690324 B CN 104690324B
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- China
- Prior art keywords
- bearing
- sleeve
- ringfeder
- ring
- rises
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Classifications
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- 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
- B23B31/4073—Gripping the work or tool between planes almost perpendicular to the axis
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping On Spindles (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The invention provides a die tensioning device. The die tensioning device is characterized in that the outer side of a first annular step is fixedly connected to a connection sleeve, wherein the connection sleeve is connected with a linkage sleeve through a first transmission thread; the linkage sleeve is connected with a first bearing sleeve through a first bearing; a second annular step is connected with a transmission sleeve through a second transmission thread; the transmission sleeve is connected with a second bearing sleeve through a second bearing; a groove is formed in the circumference of the right end of the linkage sleeve; a bump is arranged at the left end of the transmission sleeve; the groove and the bump can be nested and can slide; the first transmission thread and the second transmission thread are reverse in helical directions; annular wedges are arranged at the left end of the first bearing sleeve and the right end of the second bearing sleeve; tensioning sleeves matched with the first bearing sleeve and the second bearing sleeve are arranged at the exteriors of the first bearing sleeve and the second bearing sleeve; the first bearing sleeve and the second bearing sleeve are connected with the tensioning sleeves in a sliding manner; at least two tensioning blocks capable of radially moving are arranged at two ends of each tensioning sleeve. By virtue of the die tensioning device, the processing of cylinder barrels can be facilitated; the processing efficiency can be improved.
Description
Technical field
The present invention relates to a kind of frock, specifically one kind rises die device.
Background technology
At present, cylinder barrel or other cylindrical work pieces are generally positioned by chuck in process, but are positioned with chuck,
Need frequently to reverse end for end workpiece during groove, chamfer machining inside to cylinder barrel, and it also requires adjustment centre frame and clamping
Cylinder barrel, this not only extends the processing duration of workpiece, and makes machining accuracy be not easy to ensure.
The content of the invention
For the problem that above-mentioned prior art is present, the present invention provides one kind and rises die device, the device can be easy to cylinder barrel or
The processing of other cylindrical work pieces, can be such that cylinder barrel or other cylindrical work pieces are continually adjusted when groove and chamfering is processed
Head, so as to the efficiency of cylinder barrel or the processing of other cylindrical work pieces can be improved, and can guarantee that machining accuracy.
To achieve these goals, the present invention provides one kind and rises die device, including ringfeder, mandrel, and the mandrel is by left-hand
The right side is sequentially provided with first annular step, the second ring-shaped step that external diameter gradually increases, and the first annular step outside is fixed to be connected
Adapter sleeve is connected to, is arranged with the outside of the adapter sleeve and is adapted to it and passes through the gearing set that the first motion thread is connected with it,
The set that interlocks is connected by clutch shaft bearing with first axle bearing sleeve, and the first axle bearing sleeve and gearing are enclosed within relative with clutch shaft bearing
The position answered is provided with the first location structure for being positioned to clutch shaft bearing;It is arranged with the outside of second ring-shaped step
It is adapted to it and passes through the drive sleeve that the second motion thread is connected with it, the drive sleeve is by second bearing and second bearing set
Connection, the second bearing set and drive sleeve are provided with for being positioned to second bearing in the position corresponding with second bearing
The second location structure, first motion thread and the second motion thread it is oppositely oriented;The week of the right-hand member for interlocking set
Groove is provided with upwards, and the left end of the drive sleeve is provided with to the projection for interlocking the extension of set direction in the position of the correspondence groove,
The groove is mutually fitted together to and can be slided along the axial direction of mandrel, the left end and second bearing set of the first axle bearing sleeve with projection
Right-hand member be equipped with the annular wedge that external diameter ecto-entad is tapered into, the outer cover of the first axle bearing sleeve and second bearing set
Equipped with the ringfeder being adapted to it, the first axle bearing sleeve and second bearing set are slidably connected with the ringfeder, and the ringfeder is in
Between cylindrical section and cylindrical section left and right sides the block composition that rises, the block that rises of left and right sides is all at least provided with two and circumferential uniform.
In the technical scheme, being rotated by drive sleeve makes drive sleeve to left movement, in the projection and groove that are slidably connected
And in the presence of oppositely oriented the first motion thread and the second motion thread, drive and interlock set and move right, and then make the
Two bearing holder (housing, cover)s are moved right to left movement, first axle bearing sleeve, so as to drive the outside spreading of the block that rises on ringfeder, realize tensioner cylinder barrel
Or other cylindrical work pieces.Rotated by making drive sleeve opposite direction, drive sleeve can be made to move right and recessed by what is cooperated
Groove and projection go to drive and interlock set to left movement, and then realize being separated with cylinder barrel or other cylindrical work pieces.The device can be easy to
The processing of cylinder barrel or other cylindrical work pieces, can be such that cylinder barrel or other cylindrical work pieces are adjusted when groove and chamfering is processed
Head, so as to the efficiency of cylinder barrel or the processing of other cylindrical work pieces can be improved, and can guarantee that machining accuracy.
The adapter sleeve left part is provided with the external diameter fourth annular step big compared with its right part, and the inboard right part of the gearing set sets
There is the boss being adapted to the adapter sleeve right part, the mandrel is provided with external diameter compared with the second annular table on the right side of its second ring-shaped step
The 3rd big ring-shaped step of rank, the right part of the drive sleeve is adapted with the 3rd ring-shaped step.
In the technical scheme, by the setting of fourth annular step, the left limit structure of set, the company of preventing can be interlocked with shape
The overtravel action to the left of dynamic set;By the setting of the 3rd ring-shaped step, the right limit structure of drive sleeve can be formed, prevent from passing
The overtravel action to the right of dynamic set.
The quantity of the groove and projection is four.
In the technical scheme, four are by making the quantity of groove and projection, so can not only ensure groove and
The mutually chimeric structure of projection is more stable, but also is avoided that the slip for interlocking and radial direction being produced between set and drive sleeve, so as to protect
The action of action and drive sleeve that card interlocks set has preferable synchronism, the device is had stronger reliability.
It is described rise block by positioned at its both sides and extend to the gap of end from ringfeder middle part and be integrally formed on ringfeder,
Multiple is provided with the middle part of the ringfeder along its circumferentially distributed circular hole, the one end in the gap originates in the edge of circular hole, ringfeder
The gap of left part and the gap of right part are alternately set.
In the technical scheme, by making to rise, block is integrally formed on ringfeder, the processing of the block that can be easy to rise, moreover it is possible to which guarantee is risen
The elasticity of block;By the setting of circular hole, and gap is alternately extended to the two ends of ringfeder since the edge of circular hole, so may be used
To reduce the external force risen required for block radial motion, such that it is able to the radial motion of the block that can be achieved with rising by less power.
The quantity of the clutch shaft bearing and second bearing is two, and first location structure interlocks a set left side by being arranged on
The convex shoulder at end, the locating ring between two clutch shaft bearings for being arranged on that clutch shaft bearing puts and it is arranged on and interlocks set right-hand member
Nut is constituted, second location structure by be arranged on drive sleeve right-hand member boss, be arranged on that second bearing puts positioned at two
Locating ring and the nut composition for being arranged on drive sleeve left end between individual second bearing.
In the technical scheme, by making the first location structure that the convex shoulder of set left end is interlocked by being arranged on, being arranged on first
The locating ring between two clutch shaft bearings on bearing holder (housing, cover) is constituted with the nut for being arranged on gearing set right-hand member, and described second determines
Bit architecture is by being arranged on the boss of drive sleeve right-hand member, being arranged on the positioning between two second bearings that second bearing puts
Ring and be arranged on drive sleeve left end nut composition, can to clutch shaft bearing and the positioning of second bearing, prevent clutch shaft bearing or
Landing in the course of work of the second connecting shaft.
The left end of the mandrel and the left end of adapter sleeve are connected by bearing pin.
In the technical scheme, connected by bearing pin by making the left end of the left end of mandrel and adapter sleeve, it is right to be easy to
The maintenance of the device.
Brief description of the drawings
Fig. 1 is structural representation of the invention;
Fig. 2 is the structural representation of adapter sleeve in the present invention;
Fig. 3 is the structural representation of drive sleeve in the present invention.
In figure:1st, ringfeder, 2, mandrel, 3, adapter sleeve, 4, interlock set, 5, clutch shaft bearing, 6, first axle bearing sleeve, 7, transmission
Set, 8, second bearing, 9, second bearing set, 10, rise block, 11, circular hole, 12, bearing pin, 13, gap, 14, groove, 15, projection.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As shown in Figure 1 to Figure 3, one kind rises die device, including ringfeder 1, mandrel 2, and the mandrel 2 is sequentially provided with from left to right
First annular step, the second ring-shaped step that external diameter gradually increases, the first annular step outside are fixedly connected with adapter sleeve
3, the outside of the adapter sleeve 3 is arranged with and is adapted to it and passes through the gearing set 4 that the first motion thread is connected, the gearing with it
Set 4 is connected by clutch shaft bearing 5 with first axle bearing sleeve 6, and the first axle bearing sleeve 6 and gearing set 4 are corresponding with clutch shaft bearing 5
Position be provided with the first location structure for being positioned to clutch shaft bearing 5;It is arranged with the outside of second ring-shaped step
It is adapted to it and passes through the drive sleeve 7 that the second motion thread is connected with it, the drive sleeve 7 passes through the axle of second bearing 8 and second
Bearing sleeve 9 is connected, and the second bearing set 9 and drive sleeve 7 are provided with for second bearing in the position corresponding with second bearing 8
8 the second location structures for being positioned, first motion thread and the second motion thread it is oppositely oriented;It is described to interlock set 4
The circumference of right-hand member be provided with groove 14, the left end of the drive sleeve 7 is provided with to interlocking set 4 in the position of the correspondence groove 14
The projection 15 that direction extends, the groove 14 and projection 15 are mutually fitted together to and can be slided along the axial direction of mandrel 2, the first axle
The right-hand member of left end and the second bearing set 9 of bearing sleeve 6 is equipped with the annular wedge that external diameter ecto-entad is tapered into, second axle
Bearing sleeve 9 and first axle bearing sleeve 6 are preferably provided with identical shape and structure and are symmetrical arranged, the first axle bearing sleeve 6 and second bearing
The outer cover of set 9 is equipped with the ringfeder 1 being adapted to it, and the first axle bearing sleeve 6 and second bearing set 9 are slided with the ringfeder 1 and connected
Connect, the ringfeder 1 is made up of the block 10 that rises of middle cylindrical section and cylindrical section left and right sides, left and right sides rise block 10 all at least provided with
Two and circumferential uniform.Being rotated by drive sleeve 7 makes drive sleeve 7 to left movement, the projection 15 and groove 14 being slidably connected with
And in the presence of oppositely oriented the first motion thread and the second motion thread, drive and interlock set 4 and move right, and then make second
Bearing holder (housing, cover) 9 is moved right to left movement, first axle bearing sleeve 6, so as to drive the outside spreading of block 10 that rises on ringfeder 1, realizes tensioner
Cylinder barrel or other cylindrical work pieces.Rotated by making the opposite direction of drive sleeve 7, drive sleeve 7 can be made to move right and by phase interworking
The groove 14 and projection 15 of conjunction go to drive and interlock set 4 to left movement, and then realize being separated with cylinder barrel or other cylindrical work pieces.Should
Device can be easy to cylinder barrel or the processing of other cylindrical work pieces, can make cylinder barrel or other cylindrical work pieces process groove and chamfering when not
Needs are reversed end for end, so as to the efficiency of cylinder barrel or the processing of other cylindrical work pieces can be improved, and can guarantee that machining accuracy.
The left part of the adapter sleeve 3 is provided with the external diameter fourth annular step big compared with its right part, and the gearing covers the right part of 4 inboards
The boss being adapted to the right part of the adapter sleeve 3 is provided with, the mandrel 2 is provided with external diameter compared with the second ring on the right side of its second ring-shaped step
The 3rd big ring-shaped step of shape step, the right part of the drive sleeve 7 is adapted with the 3rd ring-shaped step.By fourth annular step
Setting, the left limit structure of set 4 can be interlocked with shape, prevent from interlocking the overtravel to the left of set 4 acting;By the 3rd ring-shaped step
Setting, the right limit structure of drive sleeve 7 can be formed, prevent the overtravel to the right of drive sleeve 7 from acting.
The quantity of the groove 14 and projection 15 is four.So can not only ensure that groove 14 and projection 15 are mutually embedding
The structure of conjunction is more stable, but also is avoided that the slip for interlocking and radial direction being produced between set 4 and drive sleeve 7, so as to ensure to interlock set 4
Action and the action of drive sleeve 7 have preferable synchronism, make the device that there is stronger reliability.
It is described rise block 10 by positioned at its both sides and the gap 13 that extends to end from the middle part of ringfeder 1 be integrally formed at and rise
On set 1, the middle part of the ringfeder 1 is provided with multiple along its circumferentially distributed circular hole 11, and the one end in the gap 13 originates in circular hole
11 edge, the gap 13 of the left part of ringfeder 1 and the gap 13 of right part are alternately set.By making to rise, block 10 is integrally formed at ringfeder
On 1, the processing of the block 10 that can be easy to rise, moreover it is possible to the elasticity of the block 10 that ensures to rise;By the setting of circular hole 11, and make gap alternately from
The edge of circular hole 11 starts to extend to the two ends of ringfeder 1, the external force required for can so reducing the radial motion of block 10 of rising, so that
Can be achieved with rising the radial motion of block 10 by less power.
The quantity of the clutch shaft bearing 5 and second bearing 8 is two, and first location structure interlocks set by being arranged on
The convex shoulder of 4 left ends, the locating ring between two clutch shaft bearings 5 being arranged on first axle bearing sleeve 6 and it is arranged on gearing set 4
The nut composition of right-hand member, second location structure is by being arranged on the boss of the right-hand member of drive sleeve 7, being arranged on second bearing set 9
Locating ring between two second bearings 8 and be arranged on the nut composition of the left end of drive sleeve 7.So can be to first axle
The positioning of 5 and second bearing 8 is held, the landing in the course of work of the connecting shaft 8 of clutch shaft bearing 5 or second is prevented.
The left end of the mandrel 2 and the left end of adapter sleeve 3 are connected by bearing pin 12.The dimension to the device can be so easy to
Shield.
When using, felt relieved on the basis of inner hole of cylinder, the device is extend into cylinder barrel, when required position is proceeded to,
Fixed bit mandrel 2 is motionless, and being turned left by drive sleeve 7 can drive gearing set 4 to move right, and then drive first axle bearing sleeve
6 and second bearing set 9 inwardly motion, you can the radial motion laterally of block 10 of rising on the right side of promotion, thus can be by the block that rises
Tensioner cylinder barrel or other row workpiece are played a part of in 10 radial motion, at this moment just can be with endoporus as positioning datum, at this moment
Just can be with in-car hole and cylindrical, when in-car hole, boring cutter can put in cylinder mouthful and come rut groove, chamfering from any one end of cylinder mouthful
Deng, during processing excircles, turning groove, chamfering, centre frame row's hand shelves etc. can be come from any one end of cylinder mouthful, eliminate workpiece
The time of the secondary clampings such as u-turn, frame centre frame;After completion of processing, when needing to depart from cylinder barrel or other cylindrical work pieces, Gu
Surely mandrel 2 is lived motionless, being turned right by drive sleeve 7 can drive gearing set 4 to left movement, and then drive first axle bearing sleeve 6
Moved in the direction away from each other with second bearing set 9, the block 10 that rises on ringfeder 1 will reset after radially outward force is lost, from
And can be achieved with being separated with workpiece.
Claims (6)
1. one kind rises die device, including ringfeder (1), mandrel (2), it is characterised in that the mandrel (2) is sequentially provided with from left to right
First annular step, the second ring-shaped step that external diameter gradually increases, the first annular step outside are fixedly connected with adapter sleeve
(3), it is arranged with the outside of the adapter sleeve (3) and is adapted to it and passes through the gearing set (4) that the first motion thread is connected, institute with it
State gearing set (4) to be connected with first axle bearing sleeve (6) by clutch shaft bearing (5), the first axle bearing sleeve (6) and gearing set (4) exist
The position corresponding with clutch shaft bearing (5) is provided with the first location structure for being positioned to clutch shaft bearing (5);
It is arranged with the outside of second ring-shaped step and is adapted to it and passes through the drive sleeve that the second motion thread is connected with it
(7), the drive sleeve (7) is connected by second bearing (8) with second bearing set (9), the second bearing set (9) and drive sleeve
(7) the second location structure for being positioned to second bearing (8), institute are provided with the position corresponding with second bearing (8)
State the oppositely oriented of the first motion thread and the second motion thread;
The circumference of the right-hand member for interlocking set (4) is provided with groove (14), and the left end of the drive sleeve (7) is in the correspondence groove
(14) position is provided with to the projection (15) that set (4) direction extends is interlocked, and the groove (14) is mutually fitted together to projection (15) and can
Slided along the axial direction of mandrel (2), the left end of the first axle bearing sleeve (6) and the right-hand member of second bearing set (9) are equipped with outward
The outer cover of the annular wedge that footpath ecto-entad is tapered into, the first axle bearing sleeve (6) and second bearing set (9) is equipped with and it
The ringfeder (1) of adaptation, the first axle bearing sleeve (6) and second bearing set (9) are slidably connected with the ringfeder (1), the ringfeder
(1) it is made up of the block that rises (10) of middle cylindrical section and cylindrical section left and right sides, the block that rises (10) of left and right sides is all at least provided with two
And it is circumferential uniform.
2. one kind according to claim 1 rises die device, it is characterised in that adapter sleeve (3) left part be provided with external diameter compared with
The big fourth annular step of its right part, the inboard right part of the gearing set (4) is provided with convex with what the adapter sleeve (3) right part was adapted to
Platform, the mandrel (2) is provided with external diameter threeth ring-shaped step big compared with the second ring-shaped step on the right side of its second ring-shaped step, described
The right part of drive sleeve (7) is adapted with the 3rd ring-shaped step.
3. one kind according to claim 1 rises die device, it is characterised in that the quantity of the groove (14) and projection (15)
It is four.
4. the one kind according to any one of claims 1 to 3 rises die device, it is characterised in that the block that rises (10) is by position
In its both sides and extend to the gap (13) of end from ringfeder (1) middle part and be integrally formed on ringfeder (1), the ringfeder (1)
Middle part be provided with multiple along its circumferentially distributed circular hole (11), one end of the gap (13) originates in the edge of circular hole (11),
The gap (13) of ringfeder (1) left part and the gap (13) of right part are alternately set.
5. the one kind according to any one of claims 1 to 3 rises die device, it is characterised in that the clutch shaft bearing (5) and
The quantity of two bearings (8) is two, and first location structure interlocks the convex shoulder of set (4) left end by being arranged on, is arranged on the
Locating ring between two clutch shaft bearings (5) on one bearing holder (housing, cover) (6) and it is arranged on the nut group for interlocking set (4) right-hand member
Into, second location structure by be arranged on the boss of drive sleeve (7) right-hand member, be arranged on second bearing set (9) positioned at two
Locating ring and the nut composition for being arranged on drive sleeve (7) left end between individual second bearing (8).
6. one kind according to claim 5 rises die device, it is characterised in that the left end and adapter sleeve (3) of the mandrel (2)
Left end by bearing pin (12) connect.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510073337.XA CN104690324B (en) | 2015-02-11 | 2015-02-11 | Die tensioning device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510073337.XA CN104690324B (en) | 2015-02-11 | 2015-02-11 | Die tensioning device |
Publications (2)
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CN104690324A CN104690324A (en) | 2015-06-10 |
CN104690324B true CN104690324B (en) | 2017-05-24 |
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CN201510073337.XA Active CN104690324B (en) | 2015-02-11 | 2015-02-11 | Die tensioning device |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106347494A (en) * | 2016-11-25 | 2017-01-25 | 北京宏瑞汽车科技股份有限公司 | Forecabin outer cover plate structure |
CN108145330A (en) * | 2017-12-31 | 2018-06-12 | 常州戴芮珂机电科技有限公司 | A kind of connection structure of pipe fitting and terminal pad |
CN108515059A (en) * | 2018-04-27 | 2018-09-11 | 上海迈正环境科技有限公司 | A kind of helical-blade sheet body with hairbrush and spliced helical blade |
CN110899745A (en) * | 2019-12-27 | 2020-03-24 | 西安航天动力机械有限公司 | Internal support tool for machining and trimming cylindrical part |
CN114770025B (en) * | 2022-06-21 | 2022-10-14 | 四川航天长征装备制造有限公司 | Double-angle wedge sliding block piston ring |
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GB2128115A (en) * | 1982-10-06 | 1984-04-26 | Craftsman Tools Limited | Expanding mandrels |
CN2069769U (en) * | 1989-11-08 | 1991-01-23 | 国营燎原机械厂 | Rotary expanding mandrel |
JPH081417A (en) * | 1994-06-14 | 1996-01-09 | Fukutoku Dia:Kk | Taper expanding mandrel |
JP2004322291A (en) * | 2003-04-28 | 2004-11-18 | Denso Corp | Workpiece holder |
CN201529782U (en) * | 2009-11-09 | 2010-07-21 | 王万法 | Cylinder barrel processing and centering device |
CN102485385A (en) * | 2010-12-03 | 2012-06-06 | 山东双轮股份有限公司 | Thin-wall tube body fastening device |
CN102069207A (en) * | 2011-01-09 | 2011-05-25 | 无锡银联机械有限公司 | Device capable of elastically clamping two ends of long hole |
CN103203484A (en) * | 2013-04-29 | 2013-07-17 | 中发输配电设备(平湖)有限公司 | Drum trolley clamp |
CN204639181U (en) * | 2015-02-11 | 2015-09-16 | 武文成 | Rise die device |
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2015
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Effective date of registration: 20201222 Address after: 221000 Dapeng Town Industrial Park, Tongshan District, Xuzhou City, Jiangsu Province Patentee after: Xuzhou Zhirui Construction Machinery Co.,Ltd. Address before: 235000, room 2, building 10, 0404 ancient town road, Xiangshan County, Huaibei, Anhui Patentee before: Wu Wencheng |
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