CN105817778A - Novel rapid fastening mechanism capable of achieving clamping and expanding in two directions - Google Patents
Novel rapid fastening mechanism capable of achieving clamping and expanding in two directions Download PDFInfo
- Publication number
- CN105817778A CN105817778A CN201610292032.2A CN201610292032A CN105817778A CN 105817778 A CN105817778 A CN 105817778A CN 201610292032 A CN201610292032 A CN 201610292032A CN 105817778 A CN105817778 A CN 105817778A
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- CN
- China
- Prior art keywords
- retention mechanism
- turning arm
- fastening mechanism
- rotating disk
- bearing
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/007—Marks, e.g. trade marks
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention belongs to the technical field of laser rotating marking, and provides a novel structure capable of achieving clamping and expanding in two directions. The structure is provided with a fastening mechanism body, and a fastening mechanism rotating disc and fastening mechanism rotating arm anti-skid sleeves are mounted. The structure is characterized in that fastening mechanism rotating arms can be tightened through the tension of tension springs, and when the fastening mechanism rotating arms do not reach the center position starting from the static state, the expanding function from inside to outside can be achieved. After the fastening mechanism rotating arms exceed the center position, the expanding function from outside to inside can be achieved. The fastening mechanism body and a fastening mechanism fixing seat are fixedly connected through strong magnets and pins, and demounting and mounting are facilitated.
Description
Technical field
The present invention carries out the technical field of laser marking processing for fixing circular or ring shaped jewelry, be particularly directed to that the jewelry of various circle or annular carry out is installed, laser marking processing can be carried out at its outer surface or inner surface, to improve positioning precision and work efficiency after Gu Ding.Similar round as each in ring, bracelet etc. or ring shaped jewelry (comprise but be not limited only to the above jewelry).
Background technology
Along with the development of laser application technique, having had great progress for circular and annular surface processing laser marking technology, most common of which carries out laser marking processing at outer ring portion surface or inner surface exactly.
The common circular or annular mechanism that fastens is scroll chuck, it is by spanner rotating cone gear, bevel gear drives planar rectangular screw thread, then the centripetal motion of three-jaw is driven, because the pitch of the planar rectangular screw thread at three pawl back sides is equal, so the distance of three pawl motions is also equal, there is self centering effect.Scroll chuck is made up of a bevel gear wheel and three bevel pinions and three claws.Three bevel pinions and bevel gear wheel engagement, bevel gear wheel join the structure having flat thread, three pawl deciles are arranged on flat thread.When pulling bevel pinion with spanner, bevel gear wheel just starts to rotate, the flat thread at the bevel gear wheel back side also concomitant rotation, i.e. drive three pawls the most close to center by flat thread or away from.
Owing to the making material of scroll chuck is the most heavier, the course of processing is the most complicated, and whole chuck volume is big, it has not been convenient to carries and changes.Although having positive pawl and anti-pawl two collet for changing fastening means, but replacing gets up more to bother and install three claws also has sequence requirement, as erection sequence is the most right, may result in current install failure, need all to remove to reinstall, the most not only waste time but also be added to power cost.Three pawls are the most thick and heavy, it is impossible to from inside to outside clamp the workpiece that diameter dimension is less, and the power fastened is the biggest, it is easy to surface of the work soft for material is crushed or deforms.Therefore, it is necessary to provide a kind of novel fastening structure to solve the problems referred to above.
Summary of the invention
The present invention is a kind of novel two-way to press from both sides expansible quick fastening mechanism.
It is an object of the invention to: carry out the most fixing Novel fastening mechanism for circular or ring shaped jewelry.
As follows by realizing the technical scheme that the object of the invention taked.
The retention mechanism of the present invention, there is retention mechanism main body, retention mechanism positioning seat, on affiliated retention mechanism positioning seat, it is respectively provided with location dish, strong magnet, positioning seat bonnet, it is positioned at one end of retention mechanism location dish axis direction, has absorption retention mechanism main body and keeps the most concentric, the function of synchronous rotary；Described absorption fastening main body is that the strong magnet being adsorbed by the strong magnet within retention mechanism positioning seat and fastening gold hook body interior is realized.Described synchronous rotary is to be connected cooperation by two pins in retention mechanism positioning seat main body with the pin hole of retention mechanism bottom part body.
Retention mechanism main body of the present invention has retention mechanism chassis, retention mechanism connection dish, cylinder ring, retention mechanism dome.Described retention mechanism chassis is connected dish with retention mechanism and is connected together by screw, and the axle center of two parts and axle center, retention mechanism chassis keep with one heart.Described copper ring is slidably matched by the boss circle on inner circle and retention mechanism chassis, and, copper ring is slidably matched by the inner circle of cylindrical with retention mechanism rotating disk.Together with described retention mechanism dome is connected by screw with retention mechanism chassis.Described retention mechanism connection dish has bearing, retention mechanism turning arm, copper post.Described copper post and bearing interference fit, upper and lower two the circular groove positions of retention mechanism turning arm respectively with bearing interference fit, and copper post is connected dish through the retention mechanism turning arm being cased with two bearings with retention mechanism and tightened together by screw.Three cylinder boss in described retention mechanism rotating disk respectively with three bearing interference fit, and the waist hole, bottom surface of these three bearings and retention mechanism turning arm is slidably matched.The cylinder table of described retention mechanism turning arm and Anti-slip cover secure fit.Described retention mechanism connection dish respectively with short tension spring post and being securely screwed together.The two ends of extension spring are respectively fitted on short tension spring post and long tension spring post, and long tension spring is securely screwed together with retention mechanism swivelling cover.Described retention mechanism chassis circular groove is built with strong magnet.Described strong magnet is contrary two poles with the strong magnet within the dish of location.
Advantages of the present invention:
1. compared with traditional scroll chuck, the present invention is when dismounting and card engaging workpiece, it is not necessary to assist with other instruments, directly can realize the most movable of three jaws by the fastening rotating disk of hands torsion retention mechanism.
2. the present invention is card engaging workpiece when, after having only to pinching mechanism, part is arbitrarily enclosed within or is placed on retention mechanism swivelling cover, allow the upper surface of workpiece and retention mechanism turning arm, then retention mechanism rotating disk is unclamped, workpiece can self-centering under the drive of retention mechanism turning arm, it is not necessary to manually adjust.
3. the present invention rotational angle by rotational fastener mechanism rotating disk, can realize outside in clamping workpiece, it is possible to swelling workpiece inside-out, and these two clamping process are without more changing device.
Retention mechanism main body the most of the present invention is connected by Magnet with retention mechanism positioning seat, and ensures precision by two pin location.Therefore, it is convenient to change the when of retention mechanism main body, it is possible to workpiece clamp is in retention mechanism rotating disk when, lifts down observation together and uses.
5. the present invention is furnished with Anti-slip cover on retention mechanism turning arm, the workpiece that the surface that can realize being installed is relatively smooth, and machining accuracy is improved in the relative position of the workpiece also ensured.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings and example the present invention will be further described:
Fig. 1 is present invention normality pattern under static state.
Fig. 2 is the sectional structure chart of the present invention.
Fig. 3 is the retention mechanism main body of present invention state when separating with retention mechanism positioning seat.
Fig. 4 is state during present invention swelling workpiece from inside to outside.
Fig. 5 is state during ecto-entad of the present invention clamping workpiece.
The enforcement that the present invention is concrete
Fig. 1 is present invention normality pattern under static state.As Fig. 1: three retention mechanism turning arms 14 rest on the state of outside distending respectively, now, the retention mechanism main body of the present invention can be separated with retention mechanism positioning seat, as shown in Figure 3.Retention mechanism main body and retention mechanism positioning seat are linked together by strong magnet 6 and strong magnet 5, and by pin 7, retention mechanism chassis 2 ensures that relative position is stable with location dish 3, together with positioning seat bonnet 4 is fixed by screw with location dish 3, and keep the state of cash pledge strong magnet 5.
Example 1: the present invention can swelling workpiece from inside to outside.The present invention is remained static down, retention mechanism rotating disk 8 and retention mechanism connection dish 9 is pinched respectively with two thumbs and forefinger, two fingers are the most firmly pinched, now, copper post 16 is passed through in one end of retention mechanism turning arm 14, bearing 17, screw 1 is fixed on three outer domes of retention mechanism connection dish 9, retention mechanism turning arm 14 elongated slot below is relative with retention mechanism rotating disk 8 sliding fit together by bearing, when retention mechanism rotating disk 8 rotates, retention mechanism turning arm 14 is driven to rotate by bearing at retention mechanism turning arm 14 internal slide, now, two ends are hung in the extension spring of long tension spring post 15 and short tension spring post 10 and are elongated, under the active force of extension spring self, extension spring can be to retraction, even if retention mechanism turning arm 14 is outside distending under the pulling force effect of extension spring.Continuation finger clutches the present invention, during until the Anti-slip cover 13 of retention mechanism turning arm 14 is less than the internal diameter of annular workpieces, workpiece is enclosed within the outside of three Anti-slip covers 13, and it is adjacent to the surface of retention mechanism turning arm 14, then finger is unclamped, now, retention mechanism turning arm 14 can outwards oneself swell, until Anti-slip cover 13 is adjacent to the inner surface of annular workpieces.Now, the present invention completes the operation of swelling workpiece from inside to outside, as shown in Figure 4.
Example 2: the present invention can ecto-entad clamping workpiece.The present invention is remained static down, retention mechanism rotating disk 8 and retention mechanism connection dish 9 is pinched respectively with two thumbs and forefinger, two above parts are linked together by copper ring 11 and retention mechanism dome 12, two fingers are the most firmly pinched, continue firmly to clutch the present invention after the state reaching example 1, retention mechanism rotating disk 8 may proceed to rotate, retention mechanism turning arm 14 is driven to continue motion, after retention mechanism turning arm 14 has crossed center to three Anti-slip covers 13 internal diameter more than annular workpieces external diameter after, annular workpieces is placed on the inside of three Anti-slip covers 13, it is adjacent to the upper surface of retention mechanism turning arm 14, unclamp hands subsequently to refer to, three Anti-slip covers 13 can move inward due to the pulling force of extension spring, until clamping workpiece.Now, the present invention completes the clamping work piece operations of ecto-entad, as shown in Figure 5.
Part cooperation in the present invention is existing machinery process technology.
The above inventive embodiments is only two example approach of the present invention, is not limited to the present invention, all done within the principle of the present invention any change, replace and improvement etc., should be included within the scope of the present invention.
Claims (5)
1. one kind novel two-way presss from both sides expansible quick fastening mechanism, there is retention mechanism main body, retention mechanism positioning seat, it is characterized in that, on described retention mechanism, being separately installed with turn Fastener, described securing member includes: retention mechanism chassis, retention mechanism turning arm, it is positioned on three round boss on described retention mechanism chassis, has the portion of axially retaining；The described portion of axially retaining is formed on one end bearing centre with described retention mechanism turning arm, and retention mechanism turning arm can be around the axis rotation of bearing；Retention mechanism rotating disk, it is positioned on the center dome on retention mechanism chassis, has extension spring tensioning mechanism；Described extension spring tensioning mechanism is formed on the long tension spring post at back side extension spring being fixed on described retention mechanism rotating disk, and the extension spring other end is fixed on the short tension spring post on retention mechanism chassis.
Retention mechanism the most according to claim 1, it is characterized in that, all rotation portion are all linked together by bearing, and retention mechanism turning arm is cased with one end of bearing and is fixed on retention mechanism chassis by copper post, are slidably matched with bearing in the elongated slot at the retention mechanism turning arm back side.Bearing is passed through sliding fit together with retention mechanism rotating disk in the back side elongated slot of retention mechanism turning arm.
Retention mechanism the most according to claim 2, it is characterized in that, retention mechanism connection dish and retention mechanism rotating disk are linked together by the long tension spring post and short tension spring post being cased with extension spring respectively, center dome and the retention mechanism rotating disk centre circle of described retention mechanism connection dish are combined together, and can flexible rotating, it can be under the left and right of extension spring, to rotating together and drawing close.
The most according to claim 2, retention mechanism, it is characterised in that retention mechanism turning arm is rotatable exceedes center, can realize the ecto-entad relative to rotating disk center and from inside to outside two kinds clamping patterns.
The most according to claim 2, retention mechanism, it is characterised in that retention mechanism main body and retention mechanism positioning seat can be linked together by strong magnet, described junction also has two pins to ensure the accurate of relative position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610292032.2A CN105817778B (en) | 2016-05-06 | 2016-05-06 | It is new two-way to press from both sides expansible quick fastening mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610292032.2A CN105817778B (en) | 2016-05-06 | 2016-05-06 | It is new two-way to press from both sides expansible quick fastening mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105817778A true CN105817778A (en) | 2016-08-03 |
| CN105817778B CN105817778B (en) | 2018-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610292032.2A Active CN105817778B (en) | 2016-05-06 | 2016-05-06 | It is new two-way to press from both sides expansible quick fastening mechanism |
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| Country | Link |
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| CN (1) | CN105817778B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108078092A (en) * | 2018-01-25 | 2018-05-29 | 济南热刺数控设备有限公司 | Jewellery quickly press from both sides support positioning head |
| CN109373831A (en) * | 2018-12-14 | 2019-02-22 | 中国航空工业集团公司北京航空精密机械研究所 | A kind of positioning and clamping mechanism applied to column load |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10135456C1 (en) * | 2001-07-20 | 2002-10-31 | Rothenberger Werkzeuge Ag | Clamping device for rotational machining of work-pieces has pivoting gripping jaws which are mirror-symmetrical to their symmetry planes |
| CN201483250U (en) * | 2009-08-18 | 2010-05-26 | 深圳市翠绿首饰股份有限公司 | Fixture |
| CN201645182U (en) * | 2010-03-19 | 2010-11-24 | 千禧之星珠宝股份有限公司 | Clamp |
| CN103600254A (en) * | 2013-11-06 | 2014-02-26 | 桂林电子科技大学 | Clamping device |
| CN103692259A (en) * | 2013-12-31 | 2014-04-02 | 重庆机床(集团)有限责任公司 | Adjustable workpiece pallet device |
| CN203765169U (en) * | 2014-03-25 | 2014-08-13 | 深圳市宝福珠宝首饰有限公司 | Laser burning and engraving jig for annular jewelries |
-
2016
- 2016-05-06 CN CN201610292032.2A patent/CN105817778B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10135456C1 (en) * | 2001-07-20 | 2002-10-31 | Rothenberger Werkzeuge Ag | Clamping device for rotational machining of work-pieces has pivoting gripping jaws which are mirror-symmetrical to their symmetry planes |
| CN201483250U (en) * | 2009-08-18 | 2010-05-26 | 深圳市翠绿首饰股份有限公司 | Fixture |
| CN201645182U (en) * | 2010-03-19 | 2010-11-24 | 千禧之星珠宝股份有限公司 | Clamp |
| CN103600254A (en) * | 2013-11-06 | 2014-02-26 | 桂林电子科技大学 | Clamping device |
| CN103692259A (en) * | 2013-12-31 | 2014-04-02 | 重庆机床(集团)有限责任公司 | Adjustable workpiece pallet device |
| CN203765169U (en) * | 2014-03-25 | 2014-08-13 | 深圳市宝福珠宝首饰有限公司 | Laser burning and engraving jig for annular jewelries |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108078092A (en) * | 2018-01-25 | 2018-05-29 | 济南热刺数控设备有限公司 | Jewellery quickly press from both sides support positioning head |
| CN109373831A (en) * | 2018-12-14 | 2019-02-22 | 中国航空工业集团公司北京航空精密机械研究所 | A kind of positioning and clamping mechanism applied to column load |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105817778B (en) | 2018-05-11 |
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Address after: 100015 Beijing City, Chaoyang District Jiuxianqiao Road No. 1 building a layer of M3 Applicant after: Beijing golden orange Polytron Technologies Inc Address before: 100015 Beijing City, Chaoyang District Jiuxianqiao Road No. 1 building a layer of M3 Applicant before: Beijing JCZ Technology Co., Ltd. |
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