CN101422865A - Clamping device and method for processing workpiece - Google Patents
Clamping device and method for processing workpiece Download PDFInfo
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- CN101422865A CN101422865A CNA200710164361XA CN200710164361A CN101422865A CN 101422865 A CN101422865 A CN 101422865A CN A200710164361X A CNA200710164361X A CN A200710164361XA CN 200710164361 A CN200710164361 A CN 200710164361A CN 101422865 A CN101422865 A CN 101422865A
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Abstract
The invention discloses a fixture device used for the mechanical manufacturing field, which comprises a fixed component and a clamping component which is used for installing machining tools or workpieces, is fixedly connected with the fixed component in a slidable way, and can be positioned on a plurality of positions on the fixed component. When applied force reaches a certain value, the clamping component goes backward and is fixed on another position on the fixed component. The device can effectively prevent the damage of the machining tools and the workpieces caused by excessive force between the machining tools or workpieces in the machining process.
Description
Technical field
The present invention relates to field of machining, be specifically related to when workpiece is carried out machining, control the device of the active force between workpiece and the machining tool, and the method for processing work.
Background technology
One of common method of machining is to utilize the machining tool (as drill bit, lathe tool, milling cutter etc.) that is installed on the lathe that workpiece is processed.Therefore, in this process, machining tool will contact with workpiece inevitably, and has certain active force mutually between the two, to realize the cutting of machining tool to workpiece.Yet, when the active force between machining tool and the workpiece is excessive, not only can cause workpiece defective, but also may cause machining tool to damage.Therefore, people attempt to control active force (for example, design of feedback control system on lathe) between machining tool and the workpiece by variety of way, to prevent to cause owing to active force is excessive the damage of workpiece and/or machining tool.Yet in the prior art, these control systems are complex structure mostly, the cost costliness, and therefore applicable situation also is restricted.
No. 20061052358.4 Chinese invention patent applications that on December 13rd, 2006 announced disclose a kind of bench drill that prevents that drill bit from fractureing.This drilling machine comprises base, pillar, is enclosed within workbench, cabinet and motor on the pillar.Wherein cabinet is provided with the regulating wheel pressure sensor, and this sensor is made up of belt stretcher and pressure-strain sheet.Wherein regulating wheel is pressed on the driving-belt of drilling machine, and the pressure-strain sheet is located at the front end of the push rod of regulating wheel, and is electrically connected with the input of control circuit, and the output control terminal of control circuit is connected to the power input of motor.When drill bit is excessive owing to reasons such as workpiece shift, chip removal be not smooth cause loading, the moment of torsion of drill press spindle will increase, and the pulling force of driving-belt also increases thereupon.At this moment, the suffered pressure of pressure-strain sheet of pressure sensor also increases, and control circuit is accepted this signal, makes the motor outage, thereby plays the effect of protection drill bit.Yet, this drill bit protection system complex structure (both related to frame for movement, and related to control circuit again), cost is higher.
The KR20040097421 korean patent application discloses a kind of controllable active force process equipment, and it keeps uniform active force to improve surface roughness and machining accuracy by making between workpiece and the machining tool.Referring to Fig. 1, this equipment comprises workbench 50, machining tool 10, sensor 20, executing agency 30 and control module 90.Machining tool 10 removably is fixed on the tool holder that is installed on the tool feeding parts 70, is used for processing work.Sensor 20 is installed in the rear end of machining tool 10, is used for the active force between testing tool and the workpiece.Executing agency 30 is installed on the workbench, make machining tool do near or away from workpiece movement.During work, control module 90 compares active force between sensor 20 detected instruments and the workpiece and the active force of being scheduled to, and controls the power that executing agency 30 applies to instrument according to comparative result.Although this equipment can be realized there is complex structure in the control of active force between workpiece and the machining tool, the defective of cost costliness equally.
In addition, the disclosed two-axle bending machine of the disclosed forcing press of DE10252652 German patent application, the disclosed band sawing machine of DE1043012 Deutsche Bundespatent and No. 20041065024.1 Chinese invention patent applications based on centripetal force control, all adopt technology similar to the above: the amount of force between power sensor detection machining tool and the workpiece is set, and testing result fed back to control system, control system is according to the work of the signal controlling machine that receives.
Though above-mentioned these control systems of the prior art can effectively prevent the damage of machining tool and workpiece,, therefore increase the cost of lathe bar none greatly owing to comprise complicated control system.
Summary of the invention
For solve deficiency that above-mentioned prior art exists one of at least, the invention provides a kind of grip device, this grip device can effectively prevent to cause machining tool or workpiece to be damaged owing to the active force between machining tool and the workpiece is excessive in process.
The present invention also provides a kind of method of processing work, utilizes this method processing work can effectively prevent to cause machining tool or workpiece to be damaged owing to the active force between machining tool and the workpiece is excessive in process.
According to a kind of grip device provided by the invention, comprising: fixed component and clamping components, fixed component is fixedlyed connected with process equipment; Clamping components is installed workpiece to be processed or machining tool, and it is fixedlyed connected slidably with described fixed component; Wherein, in operation, when the active force between described workpiece and the described machining tool reached a predetermined value, described clamping components can be axially moves and is fixed on the described fixed component to described fixed component, makes described workpiece separate with described machining tool.
According to another kind of grip device provided by the invention, comprise fixed component and clamping components, fixed component is fixedlyed connected with process equipment; Clamping components is installed workpiece to be processed or machining tool, and it is fixedlyed connected slidably with described fixed component; Wherein, described fixed component has the fixedly connected position of the described clamping components of a plurality of confessions, and in operation, when the active force between described workpiece and the described machining tool reaches a predetermined value, described clamping components can move to another link position from a link position, thereby makes described workpiece separate with described machining tool.
Method according to processing work provided by the invention comprises the steps:
1) provide a kind of above-mentioned grip device, described grip device can be fixed on the process equipment;
2) one in described machining tool or the workpiece is fixed on the described grip device, another is fixed on the described process equipment;
3) described workpiece is processed.
Description of drawings
The stereogram of the process equipment that Fig. 1 exerts oneself for the disclosed controlled making of KR20040097421 korean patent application;
Fig. 2 is the cutaway view of the present invention's first preferred embodiment;
Fig. 3 is the three-dimensional cutaway view of the present invention's first preferred embodiment;
Fig. 4 is the cutaway view of the present invention's second preferred embodiment;
Fig. 5 is the stereogram of clamping components of the present invention;
Fig. 6 is the cutaway view of the present invention's the 3rd preferred embodiment.
The specific embodiment
The present invention is processed as example with lathe to workpiece to be processed and describes.The present invention is not limited to this but obviously.
With lathe workpiece to be processed is being added man-hour, machining tool (also claiming cutter, as lathe tool, milling cutter, drill bit, boring cutter etc.) all needs to be fixed on the different parts of lathe with workpiece.
According to grip device provided by the invention, it both can be installed on the main shaft of lathe, also can be fixed on the workbench of lathe, was used for fixing machining tool or workpiece to be processed.Obviously, as the grip device of the present invention that is installed on the main shaft of lathe installs machining tool, and then workpiece to be processed then correspondingly is fixed on the workbench of lathe.Vice versa.
For ease of explanation, be that example is described in detail the preferred embodiments of the invention below in conjunction with accompanying drawing and with structure shown in the accompanying drawing and orientation, these structures and when describing the orientation of defined not should be understood to limitation of the present invention.
Referring to Fig. 2, it is the cutaway view of first preferred embodiment of the present invention.The grip device of this embodiment of the present invention comprises fixed component 1 and clamping components 2.Fixed component 1 is fixedlyed connected with process equipment (for example lathe), and workpiece to be processed or machining tool are installed on the clamping components 2, and it is fixedlyed connected slidably with fixed component 1.In operation, when the active force between described workpiece and the described machining tool reaches a predetermined value, clamping components 2 can be axially moves (in Fig. 2 for moving up) and is fixed on the fixed component 1 to fixed component 1, makes described workpiece separate with described machining tool.
In another embodiment, fixed component 1 has a plurality of for the fixedly connected position of clamping components 2, and in operation, when the active force between described workpiece and the described machining tool reaches a predetermined value, clamping components 2 can move to another link position from a link position, thereby makes described workpiece separate with described machining tool.
Referring to Fig. 2, in first preferred embodiment of invention, fixed component 1 is a mandrel, and its upper part has with machine tool chief axis 100 (among the figure shown in the two-dot chain line) and is fixedly coupled structure 101, thereby can be fixed on the machine tool chief axis 100 by this syndeton.Clamping components 2 is fixedly connected on the end portion 103 of fixed component 1, is used for clamping machining tool 200.
As shown in Figure 2, clamping components 2 comprises elastic part 21, and elastic part 21 axially extends and ends at coupling part 22 to fixed component 1, and coupling part 22 is radially extended and is fixed on the fixed component 1.End portion 103 progressive forming vertically of fixed component 1 have the depression 22 of a plurality of circumferential distributions ', depression 22 ' the hold projection 221 that coupling part 22 radially extends to form.In the present embodiment, as shown in Figure 2, depression 22 ' be a plurality of circumferential cannelure that distributes vertically.
In the operation, machining tool 200 is subjected to the reaction force that makes progress (shown in arrow F among the figure) from the workpiece (not shown).When this reaction force reached certain value, the elastic part 21 of clamping components 2 can deform and have the trend that upwards moves, thereby makes coupling part 22 open, and projection 221 is upwards slided.When projection 221 slips over the top of current depression 22 ', in adjacent another cannelure of the depression that then will under the elastic force effect of elastic part 21, snap in and skid off 22 ' 22 ' in.Thereby workpiece is separated with machining tool, avoid owing to the excessive damage that causes machining tool or workpiece of the active force between workpiece and the instrument.
Compare with control system complicated in the prior art, prevent that by grip device of the present invention input greatly can reduce cost owing to the excessive damage that causes instrument or workpiece of active force between machining tool and the workpiece.And this grip device can directly be installed on various machine tool chief axis or the workbench, thereby uses very conveniently, and accommodation is also comparatively extensive.
Shown in Fig. 2 and 3, in above-mentioned embodiment of the present invention, clamping components 2 comprises diapire 23 and from diapire 23 upwardly extending a plurality of support arms, described a plurality of support arms constitute elastic part 21.As shown in the figure, described support arm is that the upper end is free-ended cantilever design, thereby has elasticity.The free end of each support arm extends radially inwardly and forms the Access Division, and described Access Division constitutes coupling part 22.It is leg-of-mutton projection 221 that the front end of Access Division 22 forms the cross section, for be connected in the cannelure 22 ' in, correspondingly, cannelure 22 ' cross sectional shape also be triangle.The clamping components of this structure is good springiness both, and clamping is firm again.
Certainly, the present invention is not limited thereto.Clamping components 2 also can be designed to other structure, and for example, it is a holder still, and comprises diapire 23, and elastic part 21 extends upward two arcwalls near semicircle that separate of formation for diapire 23; If even elasticity is enough good, elastic part 22 can be designed to a complete perisporium.Therefore, above-mentioned exemplary structure should not be construed as limitation of the present invention.
In another embodiment of the present invention, grip device of the present invention also comprises the adjustment means 4 of active force required when being used to regulate described workpiece separates with described machining tool.
As shown in Fig. 2,3, adjustment means 4 have can fit elastic part 21 external shafts to the rigid structure 40 of diverse location, required active force when separating with described machining tool to regulate described workpiece.In addition, the middle part 102 of fixed component 1 is formed with external screw thread 10, the internal thread 10 cooperate with external screw thread of being shaped on the adjustment means 4 ', the length of external screw thread 10 greater than internal thread 10 ' length.Therefore, adjustment means 4 can be regulated in the fixed position of fixed component 1.
Shown in Fig. 2 and 3, adjustment means 4 of the present invention comprises first regulating part 41 and second regulating part 42 of mutual fit; Be formed with on first regulating part 41 internal thread 10 ', internal thread 10 ' cooperate with the external screw thread 10 of fixed component 1, thus the first regulating part adjustable ground is installed on the fixed component 1.Second regulating part 42 has the rigid structure 40 that fits in elastic part 21 outsides.Particularly:
In the present embodiment, first regulating part 41 has upper end wall 411 and perisporium 412, the second regulating parts 42 that extend downwards vertically from the edge of described end wall 411 have lower end wall 421 and from the upwardly extending vertically perisporium 422 in the edge of lower end wall 421.Perisporium 412 and perisporium 422 are threaded, thereby first regulating part 41 and second regulating part 42 are fixed together.Be formed with on the end wall 411 of first regulating part 41 internal thread 10 '.The end wall 421 of second regulating part 42 forms rigid structures 40, and promptly the inner surface of end wall 421 fits in the outside of the elastic part 21 of clamping components 2, and when clamping components 2 was stressed, 421 pairs of elastic parts 21 of end wall played a supportive role.
As mentioned above, but the fixed position up-down adjustment of first regulating part 41 on fixed component 1, and when first regulating part 41 is fixed in diverse location on the fixed component 1, the lower end wall 421 of second regulating part 42 will fit in the differing heights position of elastic part 21.And end wall 421 and the applying position of elastic part 21 in short transverse, to directly determine projection 221 and the chucking power of depression between 22 ', thereby open decision coupling part 22 and projection 221 22 ' skids off needed power (calling " skidding off predetermined force " in the following text) from caving in.Therefore, by regulating first fixed position of regulating part 41 on fixed component 1, promptly adjustable clamp is held the predetermined force that skids off of member 2
For example, when desiring the bigger workpiece of workhardness, need to skid off predetermined force and be set at higher value.At this moment can make the end wall 421 of second regulating part 42 fit in the position of elastic part 21 with first regulating part 41 to adjusted than top.This moment is because the position that elastic part 21 and second regulating part 42 are fitted is 22 nearer far from the coupling part, thereby projection 221 is difficult for skidding off and caves in 22 ', and it is bigger promptly to skid off predetermined force.Otherwise, first regulating part 41 is regulated downwards, then can make to skid off predetermined force and diminish.
Adjustment means 4 is designed to be combined by first regulating part 41 and second regulating part 42, not only improved the processing of this adjustment means 4 and the convenience of assembling, skidded off predetermined force but also can further regulate by the relative position of regulating first regulating part 41 and second regulating part 42.
Certainly, be easy to associate, also adjustment means 4 can be made an integral body (being that single part constitutes) as those skilled in the art.For example, adjustment means 4 is designed to be similar to the hollow cylinder that first regulating part 41 shown in Fig. 2 and second regulating part 42 are combined to form, its mounting means is identical with the mounting means of first regulating part 41 and second regulating part 42.The hollow parts that processing only needs to bore the middle part by boring cutter gets final product.
In another embodiment of the present invention, grip device of the present invention comprises also and is used to the resetting-mechanism 3 that makes clamping components 2 get back to initial position that resetting-mechanism 3 comprises the pushing block 32 that can lean clamping components 2.
Referring to Fig. 2 and 3, in the present embodiment, resetting-mechanism also comprises the many guide rods 31 on the end wall 411 that is slidably mounted on first regulating part 41 and is fixed in the fixed head 33 of guide rod 31 1 ends that 32 of pushing blocks are fixed in many guide rods 31 other ends (i.e. an end of close clamping components 2).
During use, be provided with the parts (not shown) such as fixed muffle that can lean fixed head 33 on the lathe in advance.If in process, clamping components 2 owing to stressed excessive make projection 221 retreat to be fixed in another the depression 22 ' in the time, then after processing stops, when machine tool chief axis retreats, parts such as the fixed muffle on the lathe will lean fixed head 33, fixed head 33 promotes pushing block 32 by guide rod 31 and leans the upper side 222 of coupling part 22, thereby makes clamping components 2 get back to initial position.
The grip device of above-mentioned preferred embodiment generally is used for fixing machining tool.
Figure 4 shows that grip device according to the present invention's second preferred embodiment.Different with first preferred embodiment, this grip device is generally used for holding workpiece.Therefore, as shown in FIG., the installation direction of this grip device is opposite with first preferred embodiment, and its fixed component 1 is positioned at the bottom, to be installed on the platen; Clamping components 2 is positioned at top, with fixation workpiece.
As shown in Figure 4, different with the clamping components 2 and first preferred embodiment except that resetting-mechanism 3 according to the grip device that the present invention's second preferred embodiment provides, remaining part is all basic identical with first preferred embodiment.Therefore only described below with regard to different piece.
As shown in Figure 4, in second preferred embodiment, resetting-mechanism 3 is an electromagnet, and it comprises the iron core of being located at the coil 33 in first regulating part 41 and being positioned at coil 33 inside, and iron core is a permanent magnet, and it forms pushing block 32.
In the present embodiment, the canoe of coil 33 be around circumferencial direction around.Therefore, according to the right-hand rule, after in coil 33, feeding the electric current of a certain direction, produce magnetic field up or down in coil 33 inside.When the polarity of magnetic direction and permanent magnet 34 is identical, the principle of repelling each other then according to the same sex, magnetic field force will promote permanent magnet 34 and move upward.For example, in embodiment as shown in the figure, suppose that permanent magnet 34 upper ends are the N utmost point, the lower end is the S utmost point, then only need in coil 33, to feed the electric current of (seeing from the top down) (thereby producing magnetic field upwards) counterclockwise, permanent magnet 34 is moved upward, thereby lean the lower surface 221 of coupling part 22, make clamping components 2 get back to initial position.
Clamping components 2 of the present invention as shown in Figure 5.Usually the clamping components 2 in the present invention's second preferred embodiment is also different with first preferred embodiment, and it is mainly used in holding workpiece.When specific design, those skilled in the art can be according to the shape and size of the workpiece of clamping that this grip device is desired, Design Orientation element and clamping element on clamping components 2.
Figure 6 shows that grip device according to the present invention's the 3rd preferred embodiment.Identical with second preferred embodiment, this grip device also is used for holding workpiece, so its installation direction is identical with second preferred embodiment.Uniquely with second preferred embodiment different be, though the resetting-mechanism 3 in this embodiment also is an electromagnet, and comprise coil of being located in first regulating part 41 35 and the iron core 36 that is positioned at coil 35, but its iron core 36 is non-permanent magnet, and the end away from clamping components 2 of iron core 36 (lower end among Fig. 6) exceeds coil 35, and is provided with described pushing block 32 near an end of claw 22.
In this embodiment, after coil 35 energising, the magnetic force that coil 35 produces will attract iron core 36 to move up, thereby the pushing block 32 at iron core 36 its tops of promotion leans coupling part 22, thereby make clamping components 2 be returned to initial position.
Method according to processing work provided by the invention comprises the steps:
1) provide a kind of above-mentioned grip device provided by the present invention, described grip device can be fixed on the process equipment;
2) one in machining tool or the workpiece is fixed on the described grip device, another is fixed on the described process equipment;
3) described workpiece is processed.
Therefore, according to method provided by the invention, can prevent effectively that machining tool or workpiece from damaging owing to the active force between the two is excessive in operating process.
Obviously, above-mentioned preferred embodiment only supplies explanation the present invention's usefulness, and is not limitation of the present invention.Those skilled in the art under the premise without departing from the spirit and scope of the present invention, the various equivalent structure modification of being made (as on fixed component 1 and the clamping components 2 other snap fit being set) are all within the scope of the present invention.Protection scope of the present invention is defined by the claims.
Claims (19)
1. grip device comprises:
Fixed component (1) is fixedlyed connected with process equipment;
Clamping components (2) is installed workpiece to be processed or machining tool, and it is fixedlyed connected slidably with described fixed component (1);
Wherein, in operation, when the active force between described workpiece and the described machining tool reached a predetermined value, described clamping components (2) can be axially moves and is fixed on the described fixed component (1) to described fixed component (1), makes described workpiece separate with described machining tool.
2. grip device comprises:
Fixed component (1) is fixedlyed connected with process equipment;
Clamping components (2) is installed workpiece to be processed or machining tool, and it is fixedlyed connected slidably with described fixed component (1);
Wherein, described fixed component (1) has the fixedly connected position of the described clamping components of a plurality of confessions (2), and in operation, when the active force between described workpiece and the described machining tool reaches a predetermined value, described clamping components (2) can move to another link position from a link position, thereby makes described workpiece separate with described machining tool.
3. grip device according to claim 1 and 2, wherein, described clamping components (2) comprises elastic part (21), described elastic part (21) axially extends and ends at coupling part (22) to described fixed component (1), and described coupling part (22) are radially extended and are fixed on the described fixed component (1).
4. grip device according to claim 3 wherein, is formed with the depression (22 ') of circumferential distribution on the described fixed component (1), described depression (22 ') is held the projection (221) that described coupling part (22) radially extends to form.
5. grip device according to claim 4, wherein, described depression (22 ') is adjacent successively vertically a plurality of circumferential cannelure, when described clamping components (22) is stressed when reaching a predetermined value, described projection (221) slides in another described cannelure (22 ') from a described cannelure (22 ').
6. grip device according to claim 4, wherein, the cross section of described projection (221) is a triangle.
7. grip device according to claim 3, wherein, described clamping components (2) comprises diapire (23), described elastic part (21) is from the extended a plurality of support arms of described diapire (23), and described coupling part (22) are for extending radially inwardly the Access Division of formation from the free end of each described support arm.
8. grip device according to claim 3 wherein, also comprises the adjustment means (4) of active force required when being used to control described workpiece separates with described machining tool.
9. grip device according to claim 8, wherein, described adjustment means (4) have can fit described elastic part (21) external shaft to the rigid structure (40) of diverse location, required active force when separating with described machining tool to regulate described workpiece.
10. grip device according to claim 9, wherein, be formed with external screw thread (10) on the described fixed component (1), described adjustment means (4) goes up the internal thread (10 ') that is shaped and cooperates with described external screw thread, and the length of described external screw thread (10) is greater than the length of described internal thread (10 ').
11. grip device according to claim 10, wherein, described adjustment means (4) comprises first regulating part (41) and second regulating part (42) of mutual fit; Be formed with described internal thread (10 ') on described first regulating part (41), its adjustable ground is installed on the described fixed component (1); Described second regulating part (42) has described rigid structure (40).
12. grip device according to claim 11, wherein, the perisporium (422) that the perisporium (412) that described first regulating part (41) has end wall (411) and extends vertically from the edge of described end wall (411), described second regulating part (42) have end wall (421) and extend vertically from the edge of described end wall (421); Described perisporium (412) and described perisporium (422) are threaded, and are formed with described internal thread (10 ') on the described end wall (411) of described first regulating part (41), and the described end wall (421) of described second regulating part (42) forms described rigid structure (40).
13. grip device according to claim 11 comprises also being used to make described clamping components (2) to get back to the resetting-mechanism (3) of initial position that described resetting-mechanism (3) comprises the pushing block (32) that can lean described clamping components (2).
14. grip device according to claim 13, wherein, described resetting-mechanism (3) also comprises the many guide rods (31) on the described end wall (411) that is slidably mounted on described first regulating part (41) and is fixed in the fixed head (33) of described guide rod (31) one ends that described pushing block (32) is fixed in the other end of described many guide rods (31).
15. grip device according to claim 13, wherein, described resetting-mechanism (3) is an electromagnet, and it comprises is located at the coil (33) in described first regulating part (41) and is positioned at the inner iron core of described coil (33), described iron core is a permanent magnet, and it forms described pushing block (32).
16. grip device according to claim 13, wherein, described resetting-mechanism (3) comprises electromagnet, it comprises is located at the coil (35) in described first regulating part (41) and is positioned at the inner iron core (36) of described coil (35), described iron core (36) is non-permanent magnet, its end away from described clamping components (2) exceeds described coil (33), and is provided with described pushing block (32) near an end of described clamping components (2).
17. grip device according to claim 1 and 2 wherein, also comprises being used to make described clamping components (2) to get back to the resetting-mechanism (3) of initial position.
18. grip device according to claim 1 and 2 wherein, also comprises the adjustment means (4) of active force required when being used to regulate described workpiece separates with described machining tool.
19. the method for a processing work comprises:
1) provide any described grip device among a kind of claim 1-18, described grip device can be fixed on the process equipment;
2) one in machining tool or the described workpiece is fixed on the described grip device, another is fixed on the described process equipment; And
3) described workpiece is processed.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710164361XA CN101422865B (en) | 2007-10-30 | 2007-10-30 | Clamping device and method for processing workpiece |
| HK09105708.3A HK1128258A1 (en) | 2007-10-30 | 2009-06-25 | A clamp devices and methods for processing workpieces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710164361XA CN101422865B (en) | 2007-10-30 | 2007-10-30 | Clamping device and method for processing workpiece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101422865A true CN101422865A (en) | 2009-05-06 |
| CN101422865B CN101422865B (en) | 2010-09-29 |
Family
ID=40613854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710164361XA Expired - Fee Related CN101422865B (en) | 2007-10-30 | 2007-10-30 | Clamping device and method for processing workpiece |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101422865B (en) |
| HK (1) | HK1128258A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107457450A (en) * | 2017-09-06 | 2017-12-12 | 吕志雪 | A kind of alarm package processing unit (plant) |
| CN108086151A (en) * | 2017-12-21 | 2018-05-29 | 香港中文大学（深圳） | A kind of reducing clamping device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2511148C3 (en) * | 1975-03-14 | 1981-08-13 | Otto Bilz, Werkzeugfabrik, 7302 Ostfildern | Overload coupling device for tapping chucks or quick-change inserts for them |
| FR2442476A1 (en) * | 1978-11-21 | 1980-06-20 | Citroen Sa | DEVICE FOR ROTATING A RECEIVING ROTATING MEMBER |
| US4810138A (en) * | 1986-09-09 | 1989-03-07 | Kuroda Seiko Company Limited | Tap holder |
| CN1086473A (en) * | 1992-11-02 | 1994-05-11 | 吴庆隆 | Cutting tool breakup preventor |
| CN1054793C (en) * | 1995-03-28 | 2000-07-26 | 吴庆隆 | Overloaded cutting automatic escaping protector |
| DE10127214A1 (en) * | 2001-06-05 | 2002-12-12 | Roemheld A Gmbh & Co Kg | Clamping device with swivel clamp and clamping iron |
| GB0505457D0 (en) * | 2005-03-18 | 2005-04-20 | Black & Decker Inc | Torque overload clutch for rotary hammer drills |
| GB2427006A (en) * | 2005-06-10 | 2006-12-13 | Black & Decker Inc | Overload clutch with two predetermined torque levels |
-
2007
- 2007-10-30 CN CN200710164361XA patent/CN101422865B/en not_active Expired - Fee Related
-
2009
- 2009-06-25 HK HK09105708.3A patent/HK1128258A1/en not_active IP Right Cessation
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107457450A (en) * | 2017-09-06 | 2017-12-12 | 吕志雪 | A kind of alarm package processing unit (plant) |
| CN108086151A (en) * | 2017-12-21 | 2018-05-29 | 香港中文大学（深圳） | A kind of reducing clamping device |
| CN108086151B (en) * | 2017-12-21 | 2023-09-08 | 香港中文大学（深圳） | Reducing clamping device |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1128258A1 (en) | 2009-10-23 |
| CN101422865B (en) | 2010-09-29 |
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