CN104353854A - Chicken-heart-shaped block clamp for shaft component - Google Patents
Chicken-heart-shaped block clamp for shaft component Download PDFInfo
- Publication number
- CN104353854A CN104353854A CN201410604293.4A CN201410604293A CN104353854A CN 104353854 A CN104353854 A CN 104353854A CN 201410604293 A CN201410604293 A CN 201410604293A CN 104353854 A CN104353854 A CN 104353854A
- Authority
- CN
- China
- Prior art keywords
- heart
- fixed mount
- chicken
- gear wheel
- wall
- 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.)
- Granted
Links
- 206010003671 Atrioventricular Block Diseases 0.000 claims description 26
- 208000010271 Heart Block Diseases 0.000 claims description 26
- 238000009434 installation Methods 0.000 claims description 14
- 230000000694 effects Effects 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005498 polishing 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
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
- B23B31/16—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
- B23B31/16083—Jaws movement actuated by gears and racks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to a chicken-heart-shaped block clamp for a shaft component. The chicken-heart-shaped clamp comprises a chicken-heart-shaped block locking device, a workpiece and an auxiliary locking device, wherein the workpiece is locked in the middle of the chicken-heart-shaped block locking device; the auxiliary locking device is mounted on the outer wall of the chicken-heart-shaped block locking device; the chicken-heart-shaped block locking device comprises a chicken-heart-shaped ring, a mounting shaft and three locking bolts; three positioning holes are uniformly formed in the outer wall of the chicken-heart-shaped block ring; threads are formed in the outer wall of the upper end of the mounting shaft; the mounting shaft is welded on the outer wall of the chicken-heart-shaped ring; the mounting shaft is in clearance fit connection with a through hole in the fixing rack; the chicken-heart-shaped block clamp can be mounted on other devices through the threads in the mounting shaft; the three locking bolts are respectively mounted inside three positioning holes; the heads of the locking bolts are positioned inside regular hexagon counter bores in a locking block; gaps are reserved between the locking bolts and the positioning holes. The chicken-heart-shaped block clamp has the high-strength locking function and has the advantages that the operation is simple and convenient, the working intensity is small, the consumed working time is short, and the locking effect is good.
Description
Technical field
The present invention relates to a kind of fixture, particularly a kind of axial workpiece heart block fixture.
Background technology
When high-rate cutting and polishing are carried out to workpiece in centre for lathe location, usually need to lock workpiece with heart fixture block, but the mode that existing common heart fixture block adopts screw thread pair to lock usually, this mode can not provide powerful coupling mechanism force, workpiece is easily caused to produce skidding at heart carrier place, thus the phenomenon causing surface of the work impaired, and it is large and expend the shortcomings such as man-hour is large to adopt screw thread pair locking mode to there is labour intensity.A kind of lathe heart fixture block that such as China Patent No. 200620071871.3 is announced, it has chuck frame, adjustable pinching screw chuck frame is equipped with, be symmetrically arranged with absorption surface place in chuck frame endoporus two with the abaculus that hardens of absorption surface, the abaculus that hardens is loaded in chuck frame groove, and is fixedly connected with chuck frame by screw.This invention strengthens the coupling mechanism force of heart block to workpiece by increasing with the contact area of workpiece, but the mode that its people adopts screw thread pair lock, still also exist labour intensity greatly, expend large and locking effect in the man-hour defect such as poor.
Summary of the invention
In order to make up the deficiencies in the prior art, the invention provides a kind of axial workpiece heart block fixture, the locking function of high strength can be realized, and have easy and simple to handle, labour intensity is little, expend little and locking effect in the man-hour advantage such as good.
To achieve these goals, the present invention realizes by the following technical solutions: a kind of axial workpiece heart block fixture, and comprise heart block locking device, workpiece and additional locking devices, described workpiece is locked at the middle part of heart block locking device; Described additional locking devices is arranged on the outer wall of heart block locking device.
As a preferred technical solution of the present invention, described additional locking devices comprises fixed mount, three latch segments, bevel gear wheel, two bevel pinions and two handwheels, described fixed mount inside is in hollow stepped, fixed mount outer wall is provided with three through holes, fixed mount is evenly provided with three installing frames, the two side of installing frame is symmetrically arranged with two limited impressions, and fixed mount two ends are fixed on outer wall and the right side wall of heart block locking device respectively; Three described latch segments lay respectively in three installing frames of fixed mount, latch segment lower end is provided with regular hexagon counterbore, the two ends of latch segment are symmetrically arranged with two limited blocks, two limited blocks are connected by sliding matching mode respectively with between the limited impression of two on installing frame, limited impression defines range of movement and the movement locus of limited block, thus defines range of movement and the movement locus of latch segment; Described bevel gear wheel is positioned at the inside of fixed mount, and the back of bevel gear wheel is provided with helical form flat thread, and is connected by bearing between bevel gear wheel and the stepwise interior wall of fixed mount; Two described bevel pinions lay respectively at the both sides of bevel gear wheel, bevel pinion is welded with rotating shaft, is connected between rotating shaft and the through hole on fixed mount by bearing, and bevel pinion is meshed with bevel gear wheel; Two described handwheels are welded on the upper end of rotating shaft respectively, and operating personnel realize the locking to workpiece by handwheel, easy and simple to handle.
As a preferred technical solution of the present invention, described heart block locking device comprises capel, installation shaft and three clamping screws, described capel outer wall is evenly provided with three locating holes; Described installation shaft upper end outer wall is provided with screw thread, and installation shaft is welded on the outer wall of capel, and is connected by matched in clearance between installation shaft and the through hole on fixed mount, the present invention can be arranged on other devices use by the screw thread in installation shaft; Three described locking screws are arranged in three locating holes respectively, the regular hexagon counterbore that the head of clamping screw is positioned on latch segment is inner, and leave space between clamping screw and locating hole, make the locking function that three clamping screws realize workpiece under the synchronous drive of three latch segments, and three clamping screws and workpiece are point cantact, by uniform 3 locking modes in interval, make coupling mechanism force even, locking effect is good.
As a preferred technical solution of the present invention, described latch segment right-hand member is provided with linearity flat thread, linearity flat thread matches with the helical form flat thread on bevel gear wheel, by moving up and down of the rotational movement latch segment of bevel gear wheel, the stepped chuck of latch segment left end, the lower end of stepped chuck is provided with zigzag fricting strip, and zigzag fricting strip is increasing the frictional force to workpiece, and workpiece is not easily slided.
As a preferred technical solution of the present invention, described bevel gear wheel and the gearratio of bevel pinion are 1:3, thus reduce the transmission speed of bevel gear wheel, make transmission more stable.
During use, when the present invention adopts heart fixture block locking mode, operating personnel are rotated by handwheel driven rotary axle, rotating shaft drives bevel pinion to rotate, bevel pinion drives bevel gear wheel to rotate, because the helical form flat thread on bevel gear wheel is meshed with the linearity flat thread on latch segment, bevel gear wheel drives on the limited impression of two limited blocks on latch segment on fixed mount and moves up and down, three latch segments drive three clamping screws to move to surface of the work simultaneously, until three clamping screws lock workpiece by three point cantact modes, coupling mechanism force is even, achieve the locking function of high strength, when the present invention adopts stepped locking chuck mode, first three clamping screws are taken away, then start working, operating personnel are rotated by handwheel driven rotary axle, rotating shaft drives bevel pinion to rotate, bevel pinion drives bevel gear wheel to rotate, because the helical form flat thread on bevel gear wheel is meshed with the linearity flat thread on latch segment, bevel gear wheel drives the stepped chuck on latch segment to move up and down, three latch segments drive three stepped chucks to move to surface of the work simultaneously, until workpiece is locked by three stepped chucks, easy and simple to handle, labour intensity is little, expend man-hour little.
Beneficial effect of the present invention is: a kind of axial workpiece heart block fixture, compared to existing technology, the locking function of high strength can be realized, solve the labour intensity that existing heart fixture block needs to exist in hand Screw bolt-locking workpiece large, expend large and locking effect in the man-hour difficult problem such as poor, and have easy and simple to handle, labour intensity is little, expend little and locking effect in the man-hour advantage such as good.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is perspective view of the present invention;
Fig. 2 is full sectional view of the present invention;
Fig. 3 is the A-A sectional view of Fig. 2;
Fig. 4 is the connection diagram of heart block locking device of the present invention and workpiece;
Fig. 5 is the perspective view of latch segment of the present invention.
Specific embodiment
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can be combined with each other.
As shown in Figures 1 to 5, a kind of axial workpiece heart block fixture, comprise heart block locking device 1, workpiece 2 and additional locking devices 3, described workpiece 2 is locked at the middle part of heart block locking device 1; Described additional locking devices 3 is arranged on the outer wall of heart block locking device 1.
Described additional locking devices 3 comprises fixed mount 301, three latch segments 302, bevel gear wheel 303, two bevel pinions 304 and two handwheels 305, described fixed mount 301 inside is in hollow stepped, fixed mount 301 outer wall is provided with three through holes, fixed mount 301 is evenly provided with three installing frames, the two side of installing frame is symmetrically arranged with two limited impressions, and fixed mount 301 two ends are fixed on outer wall and the right side wall of heart block locking device 1 respectively; Three described latch segments 302 lay respectively in three installing frames of fixed mount 301, latch segment 302 lower end is provided with regular hexagon counterbore, the two ends of latch segment 302 are symmetrically arranged with two limited blocks 3021, two limited blocks 3021 are connected by sliding matching mode respectively with between the limited impression of two on installing frame, limited impression defines range of movement and the movement locus of limited block 3021, thus defines range of movement and the movement locus of latch segment 302; Described bevel gear wheel 303 is positioned at the inside of fixed mount 301, and the back of bevel gear wheel 303 is provided with helical form flat thread, and is connected by bearing between bevel gear wheel 303 with the stepwise interior wall of fixed mount 301; Two described bevel pinions 304 lay respectively at the both sides of bevel gear wheel 303, bevel pinion 304 is welded with rotating shaft 3041, is connected between rotating shaft 3041 with the through hole on fixed mount 301 by bearing, and bevel pinion 304 is meshed with bevel gear wheel 303; Two described handwheels 305 are welded on the upper end of rotating shaft 3041 respectively, and operating personnel realize the locking to workpiece by handwheel 305, easy and simple to handle.
Described heart block locking device 1 comprises capel 101, installation shaft 102 and three clamping screws 103, and described capel 101 outer wall is evenly provided with three locating holes; Described installation shaft 102 upper end outer wall is provided with screw thread, installation shaft 102 is welded on the outer wall of capel 101, and be connected by matched in clearance between installation shaft 101 with the through hole on fixed mount 301, the present invention can be arranged on other devices by the screw thread in installation shaft 102 and use; Three described locking screws 103 are arranged in three locating holes respectively, the regular hexagon counterbore that the head of clamping screw 103 is positioned on latch segment 302 is inner, and leave space between clamping screw 103 and locating hole, make the locking function that three clamping screws 103 realize workpiece under the synchronous drive of three latch segments 302, and three clamping screws 103 are point cantact with workpiece, by uniform 3 locking modes in interval, make coupling mechanism force even, locking effect is good.
Described latch segment 302 right-hand member is provided with linearity flat thread, linearity flat thread matches with the helical form flat thread on bevel gear wheel 303, by moving up and down of the rotational movement latch segment 302 of bevel gear wheel 303, the stepped chuck 3022 of latch segment 302 left end, the lower end of stepped chuck 3022 is provided with zigzag fricting strip 3022a, zigzag fricting strip 3022a is increasing the frictional force to workpiece, and workpiece is not easily slided.
Described bevel gear wheel 303 and the gearratio of bevel pinion 304 are 1:3, thus reduce the transmission speed of bevel gear wheel 303, make transmission more stable.
During use, when the present invention adopts heart fixture block locking mode, operating personnel are rotated by handwheel 305 driven rotary axle 3041, rotating shaft 3041 drives bevel pinion 304 to rotate, bevel pinion 304 drives bevel gear wheel 303 to rotate, because the helical form flat thread on bevel gear wheel 303 is meshed with the linearity flat thread on latch segment 302, bevel gear wheel 303 drives on the limited impression of on latch segment 302 two limited blocks 3021 on fixed mount 301 and moves up and down, three latch segments 302 drive three clamping screws 103 to move to surface of the work simultaneously, until three clamping screws 103 lock workpiece by three point cantact modes, coupling mechanism force is even, achieve the locking function of high strength, when the present invention adopts stepped chuck 3022 locking mode, first three clamping screws 103 are taken away, then start working, operating personnel are rotated by handwheel 305 driven rotary axle 3041, rotating shaft 3041 drives bevel pinion 304 to rotate, bevel pinion 304 drives bevel gear wheel 303 to rotate, because the helical form flat thread on bevel gear wheel 303 is meshed with the linearity flat thread on latch segment 302, bevel gear wheel 303 drives the stepped chuck 3022 on latch segment 302 to move up and down, three latch segments 302 drive three stepped chucks 3022 to move to surface of the work simultaneously, until workpiece is locked by three stepped chucks 3022, easy and simple to handle, labour intensity is little, expend man-hour little, thus reach object.
More than show and describe general principle of the present invention, principal character and advantage.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; description in above-described embodiment and description principle of the present invention is just described; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (3)
1. an axial workpiece heart block fixture, comprises heart block locking device, workpiece and additional locking devices, it is characterized in that: described workpiece is locked at the middle part of heart block locking device; Described additional locking devices is arranged on the outer wall of heart block locking device; Wherein:
Described additional locking devices comprises fixed mount, three latch segments, bevel gear wheel, two bevel pinions and two handwheels, described fixed mount inside is in hollow stepped, fixed mount outer wall is provided with three through holes, fixed mount is evenly provided with three installing frames, the two side of installing frame is symmetrically arranged with two limited impressions, and fixed mount two ends are fixed on outer wall and the right side wall of heart block locking device respectively; Three described latch segments lay respectively in three installing frames of fixed mount, latch segment lower end is provided with regular hexagon counterbore, the two ends of latch segment are symmetrically arranged with two limited blocks, and two limited blocks are connected by sliding matching mode respectively with between the limited impression of two on installing frame; Described bevel gear wheel is positioned at the inside of fixed mount, and the back of bevel gear wheel is provided with helical form flat thread, and is connected by bearing between bevel gear wheel and the stepwise interior wall of fixed mount; Two described bevel pinions lay respectively at the both sides of bevel gear wheel, bevel pinion is welded with rotating shaft, is connected between rotating shaft and the through hole on fixed mount by bearing, and bevel pinion is meshed with bevel gear wheel; Two described handwheels are welded on the upper end of rotating shaft respectively;
Described heart block locking device comprises capel, installation shaft and three clamping screws, described capel outer wall is evenly provided with three locating holes; Described installation shaft upper end outer wall is provided with screw thread, and installation shaft is welded on the outer wall of capel, and is connected by matched in clearance between installation shaft and the through hole on fixed mount; Three described locking screws are arranged in three locating holes respectively, and the regular hexagon counterbore that the head of clamping screw is positioned on latch segment is inner, and leaves space between clamping screw and locating hole.
2. a kind of axial workpiece heart block fixture according to claim 1, it is characterized in that: described latch segment right-hand member is provided with linearity flat thread, linearity flat thread matches with the helical form flat thread on bevel gear wheel, the stepped chuck of latch segment left end, the lower end of stepped chuck is provided with zigzag fricting strip.
3. a kind of axial workpiece heart block fixture according to claim 1, is characterized in that: described bevel gear wheel and the gearratio of bevel pinion are 1:3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410604293.4A CN104353854B (en) | 2014-10-30 | 2014-10-30 | Chicken-heart-shaped block clamp for shaft component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410604293.4A CN104353854B (en) | 2014-10-30 | 2014-10-30 | Chicken-heart-shaped block clamp for shaft component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104353854A true CN104353854A (en) | 2015-02-18 |
| CN104353854B CN104353854B (en) | 2017-01-25 |
Family
ID=52521212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410604293.4A Expired - Fee Related CN104353854B (en) | 2014-10-30 | 2014-10-30 | Chicken-heart-shaped block clamp for shaft component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104353854B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107238362A (en) * | 2017-07-03 | 2017-10-10 | 中国电建集团贵阳勘测设计研究院有限公司 | Vertical intelligent detector for displacement sensor and detection method |
| CN107378659A (en) * | 2017-08-11 | 2017-11-24 | 安徽德琳环保发展（集团）有限公司 | A kind of integrated rotating cutting element manufacturing equipment |
| CN108044504A (en) * | 2017-12-11 | 2018-05-18 | 重庆市银钢通科技有限公司 | A kind of self-locking heart-shaped fixture for Cylindrical Grinding Processes |
| CN108247103A (en) * | 2018-01-25 | 2018-07-06 | 宁波鄞州启航工业产品设计有限公司 | A kind of high-precision mold manufacturing equipment |
| CN109570541A (en) * | 2018-12-29 | 2019-04-05 | 陕西宝成航空仪表有限责任公司 | Manual scroll chuck with the micro- movable locking device of three-jaw |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH071211A (en) * | 1993-06-22 | 1995-01-06 | Shinichi Tachibana | Electrically powered chuck device |
| CN2892330Y (en) * | 2006-05-22 | 2007-04-25 | 孙浩 | Strengthening heart carrier of turning machine |
| CN203061914U (en) * | 2013-02-06 | 2013-07-17 | 和龙双昊高新技术有限公司 | Pneumatic automatic chuck |
| KR20140055091A (en) * | 2012-10-30 | 2014-05-09 | 김배석 | Universal chuck |
| CN203875367U (en) * | 2014-05-23 | 2014-10-15 | 温州富通管件制造有限公司 | Lathe chuck |
| CN204248000U (en) * | 2014-10-30 | 2015-04-08 | 程敬卿 | A kind of axial workpiece heart block fixture |
-
2014
- 2014-10-30 CN CN201410604293.4A patent/CN104353854B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH071211A (en) * | 1993-06-22 | 1995-01-06 | Shinichi Tachibana | Electrically powered chuck device |
| CN2892330Y (en) * | 2006-05-22 | 2007-04-25 | 孙浩 | Strengthening heart carrier of turning machine |
| KR20140055091A (en) * | 2012-10-30 | 2014-05-09 | 김배석 | Universal chuck |
| CN203061914U (en) * | 2013-02-06 | 2013-07-17 | 和龙双昊高新技术有限公司 | Pneumatic automatic chuck |
| CN203875367U (en) * | 2014-05-23 | 2014-10-15 | 温州富通管件制造有限公司 | Lathe chuck |
| CN204248000U (en) * | 2014-10-30 | 2015-04-08 | 程敬卿 | A kind of axial workpiece heart block fixture |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107238362A (en) * | 2017-07-03 | 2017-10-10 | 中国电建集团贵阳勘测设计研究院有限公司 | Vertical intelligent detector for displacement sensor and detection method |
| CN107238362B (en) * | 2017-07-03 | 2023-06-27 | 中国电建集团贵阳勘测设计研究院有限公司 | Vertical intelligent detector for displacement sensor and detection method |
| CN107378659A (en) * | 2017-08-11 | 2017-11-24 | 安徽德琳环保发展（集团）有限公司 | A kind of integrated rotating cutting element manufacturing equipment |
| CN108044504A (en) * | 2017-12-11 | 2018-05-18 | 重庆市银钢通科技有限公司 | A kind of self-locking heart-shaped fixture for Cylindrical Grinding Processes |
| CN108247103A (en) * | 2018-01-25 | 2018-07-06 | 宁波鄞州启航工业产品设计有限公司 | A kind of high-precision mold manufacturing equipment |
| CN109570541A (en) * | 2018-12-29 | 2019-04-05 | 陕西宝成航空仪表有限责任公司 | Manual scroll chuck with the micro- movable locking device of three-jaw |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104353854B (en) | 2017-01-25 |
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