CN100496830C - Fast mill clamping device - Google Patents
Fast mill clamping device Download PDFInfo
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- CN100496830C CN100496830C CNB2006101613624A CN200610161362A CN100496830C CN 100496830 C CN100496830 C CN 100496830C CN B2006101613624 A CNB2006101613624 A CN B2006101613624A CN 200610161362 A CN200610161362 A CN 200610161362A CN 100496830 C CN100496830 C CN 100496830C
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- clamping device
- bearing pin
- pawl seat
- bearing
- claws
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Abstract
The present invention relates to a clamping device applicable to quick-milling, belonging to the field of clamp apparatus technology. Said clamping device includes the following several portions: three-jaw chuck, jaw seat, pin shaft, rotating disk, fixed disk cover and waveshape guideway. Besides, said invention also provides the working principle of said clamping device and its application method.
Description
Technical field
The present invention relates to a kind of clamping device of machining, especially a kind of clamping device that mills fast that is applicable to belongs to the clamp technology field.
Background technology
The Milling Process equipment that the laboratory is used needs rapidly metallurgical sample to be carried out Milling Process at short notice, thereby is convenient in time carry out the metallographic assay.For this reason, require the clamping of finishing that the sample clamping device can be rapid, safe to operate.The conventional brace of existing scroll chuck, clamp and so on obviously can't satisfy above-mentioned requirements.
Retrieval is found, the applying date is that the Chinese patent application that July 14, application number in 1993 are CN93108714.7 discloses a kind of " multifunction fast actuating device for three-jaw chuck ", this device is under the prerequisite that does not change common three-jaw self-centering chuck structure, use a kind of with chuck rotation tooth bar-gear type switching mechanism and be fixed in the lever driving mechanism of lathe stationary part, individual components form with standard, with lathe and chuck combination, can not clamp under the dead ship condition.The applying date is that 1999.01.14, application number are that the disclosed device of Chinese patent application that CN99230769.4, name are called " multifunction fast actuating device for three-jaw chuck " is fixed in the static position of lathe with the lever driving mechanism, lantern ring type switching mechanism is enclosed within the chuck shell and rotates with chuck, the operator does not touch chuck, not shut-down operation.Chuck structure is constant, gripping range can be in the former scope of chuck rapid adjustment.These are to the improvement of traditional scroll chuck, fast automatic clamping for lathe workpiece has progressive meaning, but for metallurgical sample Milling Process, owing to do not change the worm drive structure of traditional three-jaw self-centering chuck, therefore clamp speeds is still not enough, still is difficult to satisfy the instructions for use invention and relates to a kind of fast mill clamping device.
Summary of the invention
The purpose of invention is: the problem at above prior art exists proposes a kind of fast mill clamping device that can clamp test specimen automatically fast.
In order to reach above purpose, fast mill clamping device of the present invention comprises scroll chuck; Three claws of described scroll chuck are inserted into respectively in the up big and down small taper hole of pawl seat, bottom and bearing pin axial constraint; Form the liftable moving sets between described three claws and bearing pin and the pawl seat, when three claws and bearing pin are in when upper with respect to the pawl seat, claw opens mutually, and when three claws and bearing pin are in when the next with respect to the pawl seat, claw is gathered mutually; Described pawl seat is placed on the rotating disk, and described rotating disk is supported on price fixing by turning cylinder and puts; Described price fixing puts the annular waveform guide rail that is fixed with fluctuating, and keep in touch substantially with the waveform guide rail in rotary course the lower end of described bearing pin.
During work, turning cylinder drives the pawl seat by rotating disk and rotates.In the pawl seat rotary course, under the effect of waveform guide rail, bearing pin wherein will drive claw and move up and down with the fluctuating of ripple guide rail, claw is opened as required or gather.During the complete machine design, the deployed position correspondence is left the cutting station, can take out workpiece; Gather the corresponding clamping in position, cutting station, the test specimen of can packing into clamps fast, carries out Milling Process.
Because clamping with lift telescopic, the present invention replaced traditional spiral clamping, and drive the clamping device that can between each station, rotate by the ripple guide rail, therefore realized clamping fast automatically of test specimen with structure cleverly, and be convenient to and quick milling machine coupling, two-forty is finished required test specimen cutting.
Description of drawings
The present invention is further illustrated below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of a preferred embodiment of the invention.
The specific embodiment
Embodiment one
The fast mill clamping device of present embodiment as shown in Figure 1, three claws 19 are uniform to be inserted in the up big and down small taper hole of pawl seat 18, the bottom has radially notch, each notch blocks topping bar of bearing pin 20 simultaneously, form axial constraint, clamp extension spring ring 21 in the groove of periphery, three claw lower ends, make the claw upper end have open trend.The centre bore of pawl seat 18 is passed in the lower end of bearing pin 20, is connected with bearing bracket stand 9, and the cover for seat 10 that is connected with it is equipped with in pawl seat 18 bottoms.The interior exterior feature of the gabarit of bearing bracket stand 9 and cover for seat 10 matches, and forms the liftable moving sets between three claws 19 and bearing pin 20 and the pawl seat 18 thereby make.Between pawl seat 18 and the bearing bracket stand 9 spring 11 is housed, makes bearing pin 20 have downward trend.Bearing bracket stand 9 is consigned by trunnion axis and 7 bearing 8 is housed, and forms roller.
Ten pawl seats 18 are uniform to be fixed on the circumference of rotating disk 15, this rotating disk is connected by alignment pin 28 and the turning cylinder 24 that is supported on the plane bearing, this turning cylinder is connected by key 27 and worm-wheel shaft 1, this worm-wheel shaft is equipped with the worm gear 2 with 3 engagements of driven by motor worm screw, and turning cylinder 24 and worm-wheel shaft 1 are supported in the center borehole jack of price fixing cover 5.Price fixing overlaps the annular waveform guide rail 34 that 5 upper surfaces are fixed with fluctuating, and the bearing 8 of bearing pin bearing pin bottom keeps contacting with the rolling of waveform guide rail under the effect of spring 11.Price fixing cover periphery is load dish 6 fixedly, the rotating disk 15 peripheral bottoms load Figure 14 that is connected constitutes "] " the shape raceway, near the horizontal bearing that is contained in the load dish upper end stretches into "] " the shape raceway, play supplemental support and effect of contraction, can further keep the stability of whole clamping device.
During work, drive worm screw 3 rotations by permanent magnet synchronous machine, worm screw 3 drives worm gear 2, worm gear 2 drives worm-wheel shaft 1 rotation, drive rotating shaft 24 by key 27 again, and on horizontal plane, be rotated counterclockwise, so ten pawl seats 18 rotations synchronously thereupon by bolt and alignment pin 28 drive rotating disks 15.Comprise the and then rotation together of whole sub-assembly of bearing pin 7, bearing 8, bearing bracket stand 9, cover for seat 10, spring 11, pawl seat 18, claw 19, bearing pin 20, spring-pulling ring 21, bearing 8 acts on the waveform track of price fixing cover 5 all the time in the effect of spring 11.Under the waveform rail effect, bearing 8 moves up and down.When moving on it, the step jack-up claw 19 of bearing pin 20, under the effect of extension spring ring 21, three claws 19 outwards open, so can put into processing sample part 33; When it moved down, under the effect of spring 11, bearing pin 20 spurred three-jaw 19 downwards by step, under the constraint of pawl seat 18 conical bores, forced three-jaw 19 to tighten up inwards, thereby clamped sample 33.Because bearing 8 limit inferior positions and waveform track have a gap, so three-jaw can keep clamping sample 33.
Rotating disk 15 plays the function of feed in the continuous rotation process that does not stop, so can cooperate with milling cutter, finish continuous machining.In cutwork, the axial force that sample 33 bears is delivered on the fixing price fixing cover 5 by top rotary table 15 and bearing 13, and price fixing cover 5 is born by frame with the pulling force that is connected of frame.
The whole rotating part of present embodiment fast mill clamping device is installed by bolt 26 and plane bearing 25 and is formed on the frame, and also tight by regulating round nut, thereby can regulate the pressure of plane bearing 22 up and down, has guaranteed that running clearance meets design requirement.
Experiment showed, that the present embodiment fast mill clamping device realized the automatically fast folder of test specimen, can cooperate that two-forty is finished required test specimen cutting, and stable performance, thereby provides convenience for carrying out the metallographic detection rapidly with quick milling head.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (8)
1, a kind of fast mill clamping device comprises scroll chuck; It is characterized in that: three claws of described scroll chuck are inserted into respectively in the up big and down small taper hole of pawl seat, bottom and bearing pin axial constraint; Form the liftable moving sets between described three claws and bearing pin and the pawl seat, when three claws and bearing pin are in when upper with respect to the pawl seat, claw opens mutually, and when three claws and bearing pin are in when the next with respect to the pawl seat, claw is gathered mutually; Described pawl seat is placed on the rotating disk, and described rotating disk is supported on price fixing by turning cylinder and puts; Described price fixing puts the annular waveform guide rail that is fixed with fluctuating, and keep in touch substantially with the waveform guide rail in rotary course the lower end of described bearing pin.
2, according to the described fast mill clamping device of claim 1, it is characterized in that: be equipped with in the described pawl seat and make bearing pin have the spring of downward trend.
3, according to the described fast mill clamping device of claim 2, it is characterized in that: periphery, described three claw lower ends is shaped on groove, clamps the extension spring ring that makes the claw upper end have the trend of opening in the described groove.
4, according to the described fast mill clamping device of claim 3, it is characterized in that: described three claws are uniform to be inserted in the up big and down small taper hole of pawl seat, and the bottom has radially notch, and each notch blocks topping bar of bearing pin simultaneously, forms axial constraint.
5, according to the described fast mill clamping device of claim 4, it is characterized in that: the centre bore of pawl seat is passed in the lower end of described bearing pin, be connected with bearing bracket stand, the cover for seat that is connected with it is equipped with in described pawl seat bottom, the interior exterior feature of the gabarit of described bearing bracket stand and cover for seat matches, and makes and forms the liftable moving sets between three claws and bearing pin and the pawl seat.
6, according to the described fast mill clamping device of claim 5, it is characterized in that: described bearing bracket stand is consigned by trunnion axis bearing is housed, and forms roller.
7, according to the described fast mill clamping device of claim 6, it is characterized in that: leave the gap between described bearing limit inferior position and the waveform track.
8, according to the described fast mill clamping device of claim 7, it is characterized in that: described price fixing cover periphery is the load dish fixedly, the described rotating disk periphery bottom force-bearing ring that is connected constitutes "] " the shape raceway, near the horizontal bearing that is contained in the load dish upper end stretches into "] " the shape raceway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101613624A CN100496830C (en) | 2006-12-22 | 2006-12-22 | Fast mill clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101613624A CN100496830C (en) | 2006-12-22 | 2006-12-22 | Fast mill clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN100999024A CN100999024A (en) | 2007-07-18 |
| CN100496830C true CN100496830C (en) | 2009-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101613624A Active CN100496830C (en) | 2006-12-22 | 2006-12-22 | Fast mill clamping device |
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| Country | Link |
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| CN (1) | CN100496830C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102773739B (en) * | 2012-08-17 | 2014-07-02 | 南京和澳自动化科技有限公司 | Quick combination clamping device |
| CN109688711A (en) * | 2019-01-21 | 2019-04-26 | 苏州赛森电子科技有限公司 | A kind of circuit board etching device and application method |
| CN113655000A (en) * | 2021-08-02 | 2021-11-16 | 贵州航天风华精密设备有限公司 | Preparation method and clamping structure of alloy chemical composition spectrum detection test piece |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4063488A (en) * | 1976-02-17 | 1977-12-20 | Friedrich Deckel Aktiengesellschaft | Tool chuck |
| US4275893A (en) * | 1979-08-31 | 1981-06-30 | Black & Decker Inc. | Self-tightening keyless chuck |
| US4412766A (en) * | 1979-12-21 | 1983-11-01 | Werkzeugmaschinenfabrik Adolf Waldrich Coburg Gmbh & Co. | Apparatus for chucking and releasing of a conical shank of a tool or an additional aggregate on tool machines, in particular drilling and milling machines |
| CN1785585A (en) * | 2005-11-30 | 2006-06-14 | 南京和澳机电实业有限公司 | Composite drilling cutting milling sample machine for laboratory use |
| CN200981121Y (en) * | 2006-12-22 | 2007-11-28 | 南京和澳机电实业有限公司 | Fast milling clamping device |
-
2006
- 2006-12-22 CN CNB2006101613624A patent/CN100496830C/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4063488A (en) * | 1976-02-17 | 1977-12-20 | Friedrich Deckel Aktiengesellschaft | Tool chuck |
| US4275893A (en) * | 1979-08-31 | 1981-06-30 | Black & Decker Inc. | Self-tightening keyless chuck |
| US4412766A (en) * | 1979-12-21 | 1983-11-01 | Werkzeugmaschinenfabrik Adolf Waldrich Coburg Gmbh & Co. | Apparatus for chucking and releasing of a conical shank of a tool or an additional aggregate on tool machines, in particular drilling and milling machines |
| CN1785585A (en) * | 2005-11-30 | 2006-06-14 | 南京和澳机电实业有限公司 | Composite drilling cutting milling sample machine for laboratory use |
| CN200981121Y (en) * | 2006-12-22 | 2007-11-28 | 南京和澳机电实业有限公司 | Fast milling clamping device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100999024A (en) | 2007-07-18 |
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Assignee: Nanjing Heao Electromechanical Equipment Co.,Ltd. Assignor: Nanjing Heao Mechanoelectric Industry Co., Ltd. Contract record no.: 2012320000435 Denomination of invention: Fast mill clamping device Granted publication date: 20090610 License type: Exclusive License Open date: 20070718 Record date: 20120411 |
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Owner name: NANJING HE AO AUTOMATION TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: NANJING HEAO MECHANOELECTRIC INDUSTRY CO. LTD. Effective date: 20120604 |
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Assignee: Nanjing Heao Electromechanical Equipment Co.,Ltd. Assignor: Nanjing Heao Mechanoelectric Industry Co., Ltd. Contract record no.: 2012320000435 Date of cancellation: 20120525 |
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Assignee: Nanjing Heao Electromechanical Equipment Co.,Ltd. Assignor: Nanjing Heao Mechanoelectric Industry Co., Ltd. Contract record no.: 2012320000666 Denomination of invention: Fast mill clamping device Granted publication date: 20090610 License type: Exclusive License Open date: 20070718 Record date: 20120528 |
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Denomination of invention: Fast mill clamping device Effective date of registration: 20120627 Granted publication date: 20090610 Pledgee: Nanjing Baixia high-tech industrial park investment Company limited by guarantee Pledgor: Nanjing Heao Electromechanical Equipment Co.,Ltd. Registration number: 2012990000329 |
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Date of cancellation: 20130731 Granted publication date: 20090610 Pledgee: Nanjing Baixia high-tech industrial park investment Company limited by guarantee Pledgor: Nanjing Heao Electromechanical Equipment Co.,Ltd. Registration number: 2012990000329 |
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