CN105817778B - It is new two-way to press from both sides expansible quick fastening mechanism - Google Patents
It is new two-way to press from both sides expansible quick fastening mechanism Download PDFInfo
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- CN105817778B CN105817778B CN201610292032.2A CN201610292032A CN105817778B CN 105817778 B CN105817778 B CN 105817778B CN 201610292032 A CN201610292032 A CN 201610292032A CN 105817778 B CN105817778 B CN 105817778B
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- China
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- retention mechanism
- tension spring
- rotating arm
- rotating disk
- mechanism rotating
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Classifications
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- 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 present invention be suitable for laser rotary Mark technology field, the present invention provides it is a kind of it is new it is two-way clamp can swelling structure, it is separately installed with retention mechanism rotating disk, retention mechanism rotating arm Anti-slip cover with retention mechanism main body.It is characterized in that：It can tense retention mechanism rotating arm by the pulling force of tension spring, start in inactive state, when retention mechanism rotating arm is not up to center, can realize swelling function from inside to outside.After retention mechanism rotating arm exceedes center, the function that ecto-entad clamps can be realized.Retention mechanism main body of the present invention connects fixation with pin with retention mechanism fixed seat using strong magnet, easy to disassemble and install.
Description
Technical field
The present invention is used for the technical field that fixed circular or ring shaped jewelry carries out laser marking processing, particularly directed to each
What kind circular either annular jewellery carried out be loaded it is fixed after can carry out laser marking processing in its outer surface or inner surface,
To improve positioning accuracy and work efficiency.As each similar round such as ring, bracelet or ring shaped jewelry (include but are not limited only to above institute
State jewellery).
Background technology
With the continuous development of laser application technique, the laser marking technology for the processing of circular and annular surface has very
Much progress, one of the most common are exactly to carry out laser marking processing in outer ring portion surface or inner surface.
Common fastening is circular or the mechanism of annular is scroll chuck, it is to rotate bevel gear, bevel gear by spanner
Planar rectangular screw thread is driven, the centripetal movement of three-jaw is then driven, because the pitch of the planar rectangular screw thread at the three pawl back side is phase
Deng, so the distance of three pawl movements is also equal, there is self centering effect.Scroll chuck is by a bevel gear wheel
With three bevel pinions and three claw compositions.Three bevel pinions and bevel gear wheel engagement, matching somebody with somebody for bevel gear wheel have plane
The structure of screw thread, three pawl deciles are installed on flat thread.When pulling bevel pinion with spanner, bevel gear wheel just starts to turn
Dynamic, the flat thread at the bevel gear wheel back side also rotates therewith, i.e., by flat thread drive three pawls at the same time to center it is close or
Person is remote.
Since the making material of scroll chuck is all heavier, process is also complicated, and whole chuck volume is big, it has not been convenient to takes
Band and replacement.Although having positive pawl and two collet of anti-pawl for replacing fastening means, replace more trouble and installation three
A claw also has sequence requirement, as erection sequence is not right, may result in current install failure and pacifies again, it is necessary to all remove
Dress, so not only wastes time but also is added to power cost.Three pawls are also more thick and heavy, it is impossible to it is smaller to clamp diameter dimension from inside to outside
Workpiece, and fasten power it is also bigger, it is easy to the soft workpiece surface of material is crushed or is deformed.Therefore, have
Necessity provides a kind of new fastening structure and solves the above problems.
The content of the invention
The present invention is a kind of new two-way to press from both sides expansible quick fastening mechanism.
The purpose of the present invention is：Novel fastening mechanism fixed with one heart is carried out for circular or ring shaped jewelry.
To realize that the technical solution that the object of the invention is taken is as follows.
The retention mechanism of the present invention, has retention mechanism main body, retention mechanism positioning seat, in affiliated retention mechanism positioning seat
On, positioning disk, strong magnet, positioning seat rear cover are respectively provided with, it is located at one end of retention mechanism positioning disk axis direction, has and inhales
Attached retention mechanism main body and the axial concentric, function of synchronous rotary of holding；The absorption fastening main body is determined by retention mechanism
The strong magnet of the golden hook body interior of strong magnet absorption fastening inside the seat of position is realized.The synchronous rotary is determined by retention mechanism
Two pins in the seat main body of position are connected cooperation with the pin hole of retention mechanism bottom part body.
Retention mechanism main body of the present invention has retention mechanism chassis, retention mechanism terminal pad, cylinder ring, retention mechanism circle
Lid.The retention mechanism chassis is connected together with retention mechanism terminal pad by screw, and the axle center of two components and fastening
Mechanism chassis axle center keeps concentric.The copper ring is slidably matched by the boss on inner circle and retention mechanism chassis circle, also, copper ring
It is slidably matched by the cylindrical inner circle with retention mechanism rotating disk.The retention mechanism dome passes through screw with retention mechanism chassis
Link together.The retention mechanism terminal pad has bearing, retention mechanism rotating arm, copper post.The copper post and bearing interference
Coordinate, two circular groove positions are interference fitted retention mechanism rotating arm with bearing respectively up and down, and copper post passes through and is cased with two bearings
Retention mechanism rotating arm tightened together with retention mechanism terminal pad by screw.Three in the retention mechanism rotating disk
Cylinder boss is interference fitted with three bearings respectively, and the bottom surface waist hole of this three bearings and retention mechanism rotating arm is slided and matched somebody with somebody
Close.The cylinder table of the retention mechanism rotating arm and Anti-slip cover immovable fitting.The retention mechanism terminal pad respectively with short tension spring
Column and it is securely screwed together.The both ends of tension spring are respectively fitted on short tension spring column and long tension spring column, long tension spring and fastening machine
Structure swivelling cover is securely screwed together.Strong magnet is housed in the circular groove of the retention mechanism chassis.The strong magnet and positioning
Strong magnet inside disk is two opposite poles.
Advantages of the present invention：
1. compared with traditional scroll chuck, the present invention is in dismounting and card engaging workpiece, it is not necessary to aided in other instruments,
The freely activity of i.e. achievable three clamping jaws of fastening rotating disk of retention mechanism is directly reversed with hand.
2. the present invention is when card engaging workpiece, it is only necessary to after pinching mechanism, part is arbitrarily sleeved on or is placed on fastening
On mechanism swivelling cover, the upper surface of workpiece and retention mechanism rotating arm is allowed, then unclamp retention mechanism rotating disk, work
Part can the self-centering under the drive of retention mechanism rotating arm, it is not necessary to manually adjusts.
3. the rotational angle that the present invention passes through rotational fastener mechanism rotating disk, you can realization clamps workpiece outside in,
Can swelling workpiece inside-out, this two clamping process are without needing to change device.
4. retention mechanism main body of the present invention is connected with retention mechanism positioning seat by magnet, and is positioned by two pins
To ensure precision.Therefore replace it is convenient when retention mechanism main body, also can workpiece clamp in retention mechanism rotating disk when
Wait, lift down observation and use together.
5. the present invention is furnished with Anti-slip cover on retention mechanism rotating arm, you can realize the relatively smooth workpiece in surface that is loaded,
Also the relative position of the workpiece ensured, improves machining accuracy.
Brief description of the drawings
Below in conjunction with the accompanying drawings and example the present invention will be further described：
Fig. 1 is the normality pattern of the present invention under static state.
Fig. 2 is the sectional structure chart of the present invention.
State when Fig. 3 is retention mechanism main body and the separation of retention mechanism positioning seat of the present invention.
State when Fig. 4 is swelling workpiece from inside to outside of the invention.
Fig. 5 is state when ecto-entad of the present invention clamps workpiece.
Specific implementation of the invention
Fig. 1 is the normality pattern of the present invention under static state.Such as Fig. 1：Three retention mechanism rotating arms 14 stop respectively
In the state of outside distending, at this time, the retention mechanism main body of the present invention and retention mechanism positioning seat can be separated, 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 2 He of retention mechanism chassis
Positioning disk 3 ensures that relative position is stablized by pin 7, together with positioning seat rear cover 4 is fixed by screw with positioning disk 3, and protects
Hold 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, respectively with two big thumbs
Referring to and forefinger pinches retention mechanism rotating disk 8 and retention mechanism terminal pad 9, two fingers are firmly pinched at the same time, at this time, retention mechanism
One end of rotating arm 14 is fixed on three outer domes of retention mechanism terminal pad 9 by copper post 16, bearing 17, screw 1, fastening
Elongated slot below mechanism rotating arm 14 is relatively sliding fit together with retention mechanism rotating disk 8 by bearing, works as retention mechanism
When rotating disk 8 rotates, retention mechanism rotating arm 14 is driven to rotate in 14 internal slide of retention mechanism rotating arm by bearing, this
When, both ends are hung in long tension spring column 15 and the tension spring of short tension spring column 10 is elongated, under the active force of tension spring itself, tension spring meeting
To retraction, even if the outside distending under the pulling force effect of tension spring of retention mechanism rotating arm 14.Continue to clutch the present invention with finger, directly
When being less than the internal diameter of annular workpieces to the Anti-slip cover 13 of retention mechanism rotating arm 14, workpiece is sleeved on the outer of three Anti-slip covers 13
Portion, and be adjacent to the surface of retention mechanism rotating arm 14, then unclamps finger, at this time, retention mechanism rotating arm 14 can outwards oneself
Swell, until Anti-slip cover 13 is adjacent to the inner surface of annular workpieces.At this time, 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, respectively with two big thumbs
Refer to and forefinger pinches retention mechanism rotating disk 8 and retention mechanism terminal pad 9, two above component passes through copper ring 11 and retention mechanism
Dome 12 links together, and two fingers are firmly pinched at the same time, continue firmly to clutch the present invention after the state of example 1 is reached, tightly
Gu mechanism rotating disk 8 may proceed to rotate, retention mechanism rotating arm 14 is driven to continue to move, in retention mechanism rotating arm 14 has been crossed
Behind heart position to three Anti-slip covers 13 internal diameter be more than the outside diameter of annular workpieces after, annular workpieces are placed on three Anti-slip covers 13
Inside, is adjacent to the upper surface of retention mechanism rotating arm 14, then unclamps finger, three Anti-slip covers 13 can due to tension spring pulling force and
Move inward, until clamping workpiece.At this time, the present invention completes the clamping work piece operations of ecto-entad, as shown in Figure 5.
It is existing machinery processing technology that part in the present invention, which coordinates,.
Inventive embodiments described above are only two example approach of the present invention, are not intended to limit the invention, all at this
Any change, replacement and improvement for being done within the principle of invention etc., should all be included in the protection scope of the present invention.
Claims (3)
1. it is a kind of it is new it is two-way press from both sides expansible quick fastening mechanism, there is retention mechanism main body, retention mechanism positioning seat, its feature
It is, on the retention mechanism, is separately installed with turn Fastener, the fastener includes：Retention mechanism chassis, fastening machine
Structure rotating arm, it is located on three round boss on the retention mechanism chassis, has and axially retains portion；It is described to axially retain portion
It is formed on one end bearing centre of the retention mechanism rotating arm, and retention mechanism rotating arm can surround the axle center turn of bearing
It is dynamic；Retention mechanism rotating disk, it is located on the center dome on retention mechanism chassis, has tension spring tensioning mechanism；The tension spring is drawn
Tight mechanism is formed on the long tension spring column at the back side for tension spring being fixed on the retention mechanism rotating disk, and the tension spring other end is fixed on
On the short tension spring column on retention mechanism chassis；All rotation portions are linked together by bearing, and retention mechanism rotating arm is cased with
One end of bearing is fixed on retention mechanism chassis by copper post, is slided and is matched somebody with somebody with bearing in the elongated slot at the retention mechanism rotating arm back side
Close, it is sliding fit together by bearing and retention mechanism rotating disk in the back side elongated slot of retention mechanism rotating arm；Retention mechanism
Terminal pad is linked together by the long tension spring column and short tension spring column that are cased with tension spring respectively with retention mechanism rotating disk, the fastening
The center dome and retention mechanism rotating disk centre circle of mechanism terminal pad are combined together, and can flexible rotating, the fastening
Mechanism terminal pad and retention mechanism rotating disk can be under the action of tension springs, to rotating and draw close together.
2. retention mechanism according to claim 1, it is characterised in that retention mechanism rotating arm is rotatable to exceed center, can be real
Now two kinds of clamping patterns relative to the ecto-entad for rotating disk center and from inside to outside.
3. retention mechanism according to claim 1, it is characterised in that retention mechanism main body and retention mechanism positioning seat can pass through
Strong magnet links together, and 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 CN105817778A (en) | 2016-08-03 |
| CN105817778B true CN105817778B (en) | 2018-05-11 |
Family
ID=56528286
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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105817778B (en) |
Families Citing this family (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 |
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| Publication number | Publication date |
|---|---|
| CN105817778A (en) | 2016-08-03 |
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| CB02 | Change of applicant information |
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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