CN104353854B - Chicken-heart-shaped block clamp for shaft component - Google Patents

Chicken-heart-shaped block clamp for shaft component Download PDF

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Publication number
CN104353854B
CN104353854B CN201410604293.4A CN201410604293A CN104353854B CN 104353854 B CN104353854 B CN 104353854B CN 201410604293 A CN201410604293 A CN 201410604293A CN 104353854 B CN104353854 B CN 104353854B
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China
Prior art keywords
locking
fixed mount
bevel gear
chicken
heart
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CN201410604293.4A
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CN104353854A (en
Inventor
程敬卿
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程敬卿
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B31/00Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02Chucks
    • B23B31/10Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/12Chucks with simultaneously-acting jaws, whether or not also individually adjustable
    • B23B31/16Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
    • B23B31/16083Jaws movement actuated by gears and racks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies
    • B24B41/067Work supports, e.g. adjustable steadies radially supporting workpieces

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

A kind of axial workpiece Cor Gigeriae Galli block fixture
Technical field
The present invention relates to a kind of fixture, particularly to a kind of axial workpiece Cor Gigeriae Galli block fixture.
Background technology
When centre for lathe positioning carries out high-rate cutting and polishing to workpiece, it usually needs with Cor Gigeriae Galli fixture block, workpiece is entered Row locking, but existing common Cor Gigeriae Galli fixture block generally adopt screw thread pair lock by the way of, this mode is not provided that strength Coupling mechanism force, being easily caused workpiece and produces skidding at heart carrier, thus leading to the impaired phenomenon of surface of the work, and adopting With screw thread pair locking mode exist high labor intensive and expend man-hour big the shortcomings of.Such as China Patent No. A kind of 200620071871.3 lathe Cor Gigeriae Galli fixture blocks announced, it has chuck frame, equipped with adjustable pinching screw in chuck frame, It is symmetrically arranged with two abaculus that harden with absorption surface with absorption surface, the abaculus that hardens is loaded on chuck frame in chuck frame endoporus In groove, and it is fixedly connected with chuck frame by screw.This invention strengthens Cor Gigeriae Galli block by the contact area of increase and workpiece Coupling mechanism force to workpiece, but its people, by the way of screw thread pair locking, there are still high labor intensive, expends man-hour greatly and lock The defects such as effect difference.
Content of the invention
In order to make up the deficiencies in the prior art, the invention provides a kind of axial workpiece Cor Gigeriae Galli block fixture, enable height The locking function of intensity, and have the advantages that easy and simple to handle, labor intensity is little, consuming man-hour is little and locking effect is good.
To achieve these goals, the present invention employs the following technical solutions to realize: a kind of axial workpiece Cor Gigeriae Galli block folder Tool, including Cor Gigeriae Galli block locking device, workpiece and additional locking devices, described workpiece is locked in Cor Gigeriae Galli block locking device Portion;Described additional locking devices are arranged on the outer wall of Cor Gigeriae Galli block locking device.
As a preferred technical solution of the present invention, described additional locking devices include fixed mount, three latch segments, Bevel gear wheel, two bevel pinions and two handwheels, in hollow stepped inside described fixed mount, fixed mount outer wall are arranged Have three through holes, fixed mount be evenly arranged with three installing frames, the two side of installing frame is symmetrically arranged with two spacing recessed Groove, and fixed mount two ends are respectively fixedly connected with outer wall and right side wall in Cor Gigeriae Galli block locking device;Three described latch segments position respectively In three installation inframes of fixed mount, latch segment lower end is provided with regular hexagon counterbore, and the two ends of latch segment are symmetrically arranged with two Individual limited block, two limited blocks are connected by sliding matching mode respectively and two limited impressions on installing frame between, limit Position groove defines range of movement and the movement locus of limited block, thus defining range of movement and the movement locus of latch segment; Described bevel gear wheel is located at the inside of fixed mount, and the back of bevel gear wheel is provided with helical form flat thread, and bevel gear wheel It is connected by bearing and the stepwise interior wall of fixed mount between;Two described bevel pinions are located at the two of bevel gear wheel respectively Side, bevel pinion is welded with rotary shaft, is connected by bearing between rotary shaft and the through hole on fixed mount, and bevel pinion It is meshed with bevel gear wheel;Two described handwheels are respectively welded at the upper end of rotary shaft, and operator are realized by handwheel Locking to workpiece, easy and simple to handle.
As a preferred technical solution of the present invention, described Cor Gigeriae Galli block locking device include capel, installation axle and Three clamping screws, described capel outer wall is evenly arranged with three location holes;Described installation axle upper end outer wall setting There is screw thread, installation axle is welded on and is connected by gap cooperation between the outer wall of capel, and installation axle and the through hole on fixed mount Connect, the present invention can be arranged on other devices by the screw thread in installation axle and use;Three described clamping screws are pacified respectively Be contained in three positioning in the holes, inside the regular hexagon counterbore that the head of clamping screw is located on latch segment, and clamping screw with fixed Space is left so that three clamping screws realize the locking work(to workpiece under the synchronization of three latch segments drives between the hole of position Can, and three clamping screws are that point contacts with workpiece, by evenly spaced 3 points of locking modes so that coupling mechanism force uniformly, is locked Tight effect is good.
As a preferred technical solution of the present invention, described latch segment right-hand member is provided with linear flat thread, directly Wire flat thread is matched with the helical form flat thread on bevel gear wheel, by the rotational movement locking of bevel gear wheel The moving up and down of block, latch segment left end is provided with stepped chuck, and the lower end of stepped chuck is provided with zigzag fricting strip, sawtooth Shape fricting strip is increasing the frictional force to workpiece so that workpiece is difficult to slide.
As a preferred technical solution of the present invention, the gear ratio of described bevel gear wheel and bevel pinion is 1:3, from And reduce the transmission speed of bevel gear wheel so that transmission is more stable.
During use, when the present invention adopts Cor Gigeriae Galli fixture block locking mode, operator are rotated axle by handwheel and rotate, Rotary shaft drives bevel pinion to rotate, and bevel pinion drives bevel gear wheel to rotate, due to the helical form plane spiral shell on bevel gear wheel Stricture of vagina is meshed with the linear flat thread on latch segment, and bevel gear wheel drives two limited blocks on latch segment on fixed mount Limited impression on move up and down, three latch segments drive three clamping screws to move to surface of the work simultaneously, until three Clamping screw passes through three point ways of contact and locks workpiece, and coupling mechanism force is uniformly it is achieved that the locking function of high intensity;Work as the present invention During using stepped locking chuck mode, take away three clamping screws first, then start working, operator pass through handwheel band Dynamic rotary shaft rotates, and rotary shaft drives bevel pinion to rotate, and bevel pinion drives bevel gear wheel to rotate, due on bevel gear wheel Helical form flat thread is meshed with the linear flat thread on latch segment, and bevel gear wheel drives the stepped card on latch segment Disk moves up and down, and three latch segments drive three stepped chucks to move to surface of the work simultaneously, until three stepped cards Workpiece is locked by disk, easy and simple to handle, and labor intensity is little, expends man-hour little.
The beneficial effects of the present invention is: a kind of axial workpiece Cor Gigeriae Galli block fixture, compared to existing technology, enable high-strength The locking function of degree, solving existing Cor Gigeriae Galli fixture block needs high labor intensive, consumption present in hand Screw bolt lock clamping of workpieces The difficult problem such as big and locking effect difference when taking a lot of work, and there is easy and simple to handle, labor intensity is little, consuming man-hour is little and locking effect is good etc. Advantage.
Brief description
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the perspective view of the present invention;
Fig. 2 is the 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 Cor Gigeriae Galli block locking device of the present invention and workpiece;
Fig. 5 is the perspective view of latch segment of the present invention.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention realizes are easy to understand, tie below Conjunction is specifically illustrating, and the present invention is expanded on further.It should be noted that in the case of not conflicting, embodiment in the application and Feature in embodiment can be combined with each other.
As shown in Figures 1 to 5, a kind of axial workpiece Cor Gigeriae Galli block fixture, including Cor Gigeriae Galli block locking device 1, workpiece 2 and auxiliary Help locking device 3, described workpiece 2 is locked at the middle part of Cor Gigeriae Galli block locking device 1;Described additional locking devices 3 are arranged on The outer wall of Cor Gigeriae Galli block locking device 1.
Described additional locking devices 3 include 301, three latch segments 302 of fixed mount, 303, two small bevel gear of bevel gear wheel Wheel 304 and two handwheels 305, described fixed mount 301 is internal to be in hollow stepped, and fixed mount 301 outer wall is provided with three Through hole, fixed mount 301 is evenly arranged with three installing frames, and the two side of installing frame is symmetrically arranged with two limited impressions, And fixed mount 301 two ends are respectively fixedly connected with outer wall and right side wall in Cor Gigeriae Galli block locking device 1;302 points described of three latch segments Not Wei Yu three of fixed mount 301 installation inframes, latch segment 302 lower end is provided with regular hexagon counterbore, the two ends of latch segment 302 It is symmetrically arranged with two limited blocks 3021, by sliding between two limited blocks 3021, two limited impressions respectively and on installing frame Dynamic fit system is connected, and limited impression defines range of movement and the movement locus of limited block 3021, thus defining locking The range of movement of block 302 and movement locus;Described bevel gear wheel 303 is located at the inside of fixed mount 301, bevel gear wheel 303 Back is provided with and is connected by bearing between helical form flat thread, and bevel gear wheel 303 and the stepwise interior wall of fixed mount 301 Connect;Two described bevel pinions 304 are located at the both sides of bevel gear wheel 303 respectively, and bevel pinion 304 is welded with rotary shaft 3041, it is connected by bearing between rotary shaft 3041 and the through hole on fixed mount 301, and bevel pinion 304 and bevel gear wheel 303 are meshed;Two described handwheels 305 are respectively welded at the upper end of rotary shaft 3041, and operator are by handwheel 305 real Now the locking to workpiece, easy and simple to handle.
Described Cor Gigeriae Galli block locking device 1 includes capel 101, installation axle 102 and three clamping screws 103, described Three location holes are evenly arranged with capel 101 outer wall;Described installation axle 102 upper end outer wall is provided with screw thread, installation axle It is connected by gap cooperation between 102 outer walls being welded on capel 101, and installation axle 101 and the through hole on fixed mount 301 Connect, the present invention can be arranged on other devices by the screw thread in installation axle 102 and use;Three described clamping screws 103 It is separately mounted to three positioning in the holes, inside the regular hexagon counterbore that the head of clamping screw 103 is located on latch segment 302, and Space is left so that three clamping screws 103 drive in the synchronization of three latch segments 302 between clamping screw 103 and location hole The lower locking function realized to workpiece, and three clamping screws 103 are that point contacts with workpiece, are locked by evenly spaced 3 points , so that coupling mechanism force is uniform, locking effect is good for mode.
Described latch segment 302 right-hand member is provided with linear flat thread, on linear flat thread and bevel gear wheel 303 Helical form flat thread match, by moving up and down of the rotational movement latch segment 302 of bevel gear wheel 303, lock Block 302 left end is provided with stepped chuck 3022, and the lower end of stepped chuck 3022 is provided with zigzag fricting strip 3022a, sawtooth Shape fricting strip 3022a is increasing the frictional force to workpiece so that workpiece is difficult to slide.
The gear ratio of described bevel gear wheel 303 and bevel pinion 304 is 1:3, thus reducing the biography of bevel gear wheel 303 Dynamic speed is so that transmission is more stable.
During use, when the present invention adopts Cor Gigeriae Galli fixture block locking mode, operator are rotated axle by handwheel 305 3041 rotations, rotary shaft 3041 drives bevel pinion 304 to rotate, and bevel pinion 304 drives bevel gear wheel 303 to rotate, due to big Helical form flat thread on bevel gear 303 is meshed with the linear flat thread on latch segment 302, and bevel gear wheel 303 carries Two limited blocks 3021 on dynamic latch segment 302 move up and down on the limited impression on fixed mount 301, three latch segments 302 drive three clamping screws 103 to move to surface of the work simultaneously, until three clamping screws 103 pass through three point contact sides Formula locks workpiece, and coupling mechanism force is uniformly it is achieved that the locking function of high intensity;When the present invention is using stepped chuck 3022 side of locking During formula, take away three clamping screws 103 first, then start working, operator are rotated 3041 turns of axle by handwheel 305 Dynamic, rotary shaft 3041 drives bevel pinion 304 to rotate, and bevel pinion 304 drives bevel gear wheel 303 to rotate, due to bevel gear wheel Helical form flat thread on 303 is meshed with the linear flat thread on latch segment 302, and bevel gear wheel 303 drives locking Stepped chuck 3022 on block 302 moves up and down, and three latch segments 302 drive three stepped chucks 3022 to work simultaneously Part apparent motion, until workpiece is locked by three stepped chucks 3022, easy and simple to handle, labor intensity is little, and consuming man-hour is little, from And reached purpose.
The basic principles, principal features and advantages of the present invention have been shown and described above.The technical staff of the industry should Understand, the present invention is not restricted to the described embodiments, the simply explanation present invention's of the description in above-described embodiment and description Principle, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, and these change and change Enter to both fall within scope of the claimed invention.Claimed scope is by appending claims and its equivalent Define.

Claims (3)

1. a kind of axial workpiece Cor Gigeriae Galli block fixture, including Cor Gigeriae Galli block locking device, workpiece and additional locking devices, its feature exists In: described workpiece is locked at the middle part of Cor Gigeriae Galli block locking device;Described additional locking devices are arranged on Cor Gigeriae Galli block locking dress The outer wall put;Wherein:
Described additional locking devices include fixed mount, three latch segments, bevel gear wheel, two bevel pinions and two handwheels, In hollow stepped inside described fixed mount, fixed mount outer wall is provided with three through holes, fixed mount is evenly arranged with three Individual installing frame, the two side of installing frame is symmetrically arranged with two limited impressions, and fixed mount two ends are respectively fixedly connected with Cor Gigeriae Galli block The outer wall of locking device and right side wall;Three described latch segments are located at three installation inframes of fixed mount respectively, under latch segment End is provided with regular hexagon counterbore, and the two ends of latch segment are symmetrically arranged with two limited blocks, two limited blocks respectively with installing frame On two limited impressions between be connected by sliding matching mode;Described bevel gear wheel is located at the inside of fixed mount, greatly The back of bevel gear is provided with helical form flat thread, and passes through bearing phase between bevel gear wheel and the stepwise interior wall of fixed mount Connect;Two described bevel pinions are located at the both sides of bevel gear wheel respectively, and bevel pinion is welded with rotary shaft, rotary shaft with It is connected by bearing between through hole on fixed mount, and bevel pinion is meshed with bevel gear wheel;Two described handwheels divide It is not welded on the upper end of rotary shaft;
Described Cor Gigeriae Galli block locking device includes capel, installation axle and three clamping screws, on described capel outer wall all Even it is provided with three location holes;Described installation axle upper end outer wall is provided with screw thread, and installation axle is welded on the outer wall of capel, and It is connected by gap cooperation between installation axle and the through hole on fixed mount;Three described clamping screws are separately mounted to three Positioning in the hole, inside the regular hexagon counterbore that the head of clamping screw is located on latch segment, and between clamping screw and location hole Leave space.
2. a kind of axial workpiece according to claim 1 with Cor Gigeriae Galli block fixture it is characterised in that: described latch segment right-hand member It is provided with linear flat thread, linear flat thread is matched with the helical form flat thread on bevel gear wheel, latch segment Left end is provided with stepped chuck, and the lower end of stepped chuck is provided with zigzag fricting strip.
3. a kind of axial workpiece according to claim 1 with Cor Gigeriae Galli block fixture it is characterised in that: described bevel gear wheel and The gear ratio of bevel pinion is 1:3.
CN201410604293.4A 2014-10-30 2014-10-30 Chicken-heart-shaped block clamp for shaft component Active CN104353854B (en)

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

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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

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CN104353854B true CN104353854B (en) 2017-01-25

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN108247103B (en) * 2018-01-25 2018-12-07 扬州新乐新材料有限公司 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

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Publication number Priority date Publication date Assignee Title
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
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

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Publication number Priority date Publication date Assignee Title
JPH071211A (en) * 1993-06-22 1995-01-06 Shinichi Tachibana Electrically powered chuck device
KR101456663B1 (en) * 2012-10-30 2014-11-04 김배석 Universal chuck

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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

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