CN102581627B - Clamping device for operating platform - Google Patents
Clamping device for operating platform Download PDFInfo
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- CN102581627B CN102581627B CN201110436438.0A CN201110436438A CN102581627B CN 102581627 B CN102581627 B CN 102581627B CN 201110436438 A CN201110436438 A CN 201110436438A CN 102581627 B CN102581627 B CN 102581627B
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- pin
- tischarretierungsvorrichtung
- clamping
- main pressing
- pressing plate
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Abstract
The invention discloses a clamping device for an operating platform. The clamping device comprises a clamping main body containing two main pressure plates, wherein a shaft is arranged along a direction vertical to the plane of the clamping surface and is arranged on the clamping device for the operating platform; one end of the shaft is connected with a clamping oil cylinder while the other end of the shaft is sleeved with lock nuts; each side opposite to the clamping surfaces on each of the two main pressure plates is provided with an assistant pressure plates; the lock nuts are locked on the corresponding assistant pressure plates; a bracket is arranged between the two main pressure plates and is fixed on a base of the operating platform by use of an assistant component; smooth moving structures are arranged on corresponding positions of the main pressure plate and the bracket, which are used for performing parallel movement when two main pressure plates are separated; and elastic components are provided onto compressing faces of the two main pressure plates respectively. The clamping device for the operating platform disclosed by the invention is simple in structure and stable in performance, and can effectively ensure the stability of pre-tightening force by using a disc spring; the processing efficiency of workpieces is improved to some extent; and the production cost is saved.
Description
Technical field
The present invention relates to clamping and positioning technical field, relate in particular to a kind of Tischarretierungsvorrichtung.
Background technology
China is a lathe demand big country, every year all need to be from a large amount of lathes of external import, particularly accurate, at a high speed, large-scale, heavy machine tool.In recent years, complex milling machine tool demand at home also increases day by day, and complex milling machine tool is fused into one the function of lathe and milling machine, can maximum possible meet the requirement of user to workpiece working (machining) efficiency, process automation.But the operation principle of lathe and milling machine is completely different, lathe is to adopt worktable rotary, and the non-rotary mode of cutter realizes processing; Milling machine is to adopt cutter rotation, and the non-rotary mode of workbench is processed.For complex milling machine tool, while being converted into milling function by car function, workbench will be become fixingly from rotation, therefore, just need a set of Tischarretierungsvorrichtung.
At present, the gripping mechanism of rotary table roughly can be divided into following several: a kind of is to be positioned at workbench inside, is arranged on the clamping device on base, and the mode that this clamping device adopts inclined-plane to clamp gear ring inner circular ring clamps (workbench is inner to be clamped); Another kind is to adopt the mode that clamps gear to realize worktable clamping.These two kinds of clamping modes, the basic principle adopting is the same, because the spacing between working face is very little, therefore, installation and debugging are very difficult, slightly deviation, in the turning course of workbench, gear ring or workbench flange can bump with clamping device, thereby affect the normal work of lathe, reduce production efficiency.Such as Chinese patent CN201183194Y discloses a kind of rotary inclined surface clamp device of machine tool rotary table, adopted a kind of comparatively conventional Tischarretierungsvorrichtung, it utilizes clamping device upper end, the ramp structure that is positioned at gear ring clamps, contact area is less, and due to work table rotation, groove in gear ring is circular, in order to reach clamping action, spacing between groove in ramp structure and gear ring is very little, therefore, installation and debugging are very difficult, in this technical scheme, if install improper, probably cause workbench rotating time, bump with clamping device, damage clamping device.In addition, also have T-shaped supporting plate tension-type, steel ball Draw bar lock compact form, T-shaped supporting plate tension-type clamp mechanism adopts the mode of four conical surface positioning supports or central supported, clamping force and the work top strong point often can not be concentric, make work top under the effect of clamping force, produce extra distortion, directly affect the precision of rotary table table top, and then affect the machining accuracy of lathe.Although steel ball Draw bar lock compact form has been realized the clamping to workbench, clamping force is relatively little, simultaneously complex operation, labour intensity large, inconvenience, maintenance difficult, inefficiency, poor reliability etc. are installed.
Summary of the invention
Problem for above-mentioned existence, the object of this invention is to provide a kind of Tischarretierungsvorrichtung, in order to solve above-mentioned workbench inner clamps locking structure, adjust difficulty, clamping force is little, and clamping force and the work top strong point often can not be concentric in T-shaped supporting plate tensioning mechanism, and steel ball Draw bar lock compact form clamping force is relatively little, self-locking effect can not retain for a long time, can produce the situation of skidding, thereby reduces Workpiece Machining Accuracy and working (machining) efficiency, increased the problem of enterprise's manufacturing cost, installation and debugging are simple, safe and reliable, improved operating efficiency.
The object of the invention is to be achieved through the following technical solutions:
A kind of Tischarretierungsvorrichtung, comprise clamping main body, wherein, described clamping main body comprises two main pressing plates, described main pressing plate is clamping area towards the direction of clamped workbench, in direction perpendicular to described clamping area place plane on described Tischarretierungsvorrichtung, run through an axle, one end of described axle is connected with a clamping cylinder, is arranged with locking nut on the other end; The reverse side of described clamping area on described two main pressing plates and is separately provided with auxiliary pressing plate separately, on the described auxiliary pressing plate under described locking nut is locked at; Between described two main pressing plates, a support is set, described support is fixed on table base by an accessory, relevant position on described main pressing plate and described support is provided with level and smooth moving structure, for realizing, carries out parallel when described two main pressing plates separate; On the seal face of described two main pressing plates, be respectively equipped with elastomeric element.
Further, on the clamping area of described two main pressing plates, be respectively arranged with a clamp pad.
Further, described clamp pad is copper packing.
Further, described elastomeric element is spring.
Further, described spring is dish spring.
Further, described accessory is one to be fixed on the riser on table base, and described support is fixed on described riser by screw or pin.
Further, described level and smooth moving structure comprises pin and lays respectively on described main pressing plate and be positioned at the pin-and-hole of relevant position on described support.
Further, one end of described pin is fixedly connected with the pin-and-hole being positioned on described main pressing plate, and the other end stretches into the pin-and-hole being positioned on described support.
Further, one end of described pin is fixedly connected with the pin-and-hole being positioned on described support, and the other end stretches into the pin-and-hole being positioned on described main pressing plate.
Further, between described clamping cylinder and described main pressing plate, be provided with an adjusting pad.
Compared with the prior art, beneficial effect of the present invention is:
1, simple in structure, stable performance, installs, debugs easily;
2, by dish spring, effectively guaranteed the stability of pretightning force;
3, manufacturing cost is comparatively cheap, and turnning and milling function conversion efficiency is high;
4, improve to a certain extent the working (machining) efficiency of workpiece, saved production cost.
Accompanying drawing explanation
Structural representation when Fig. 1 is Tischarretierungsvorrichtung clamping of the present invention;
Fig. 2 is the structural representation of Tischarretierungsvorrichtung of the present invention while unclamping.
The specific embodiment
Below in conjunction with schematic diagram and concrete operations embodiment, the invention will be further described.
Tischarretierungsvorrichtung of the present invention is generally positioned at workbench 0 bottom, comprise clamping main body, shown in Fig. 1 and Fig. 2, clamping main body comprises two main pressing plates 1, main pressing plate 1 is clamping area towards the direction of clamped workbench 0, in direction perpendicular to clamping area place plane on Tischarretierungsvorrichtung of the present invention, run through an axle 2, one end of axle 2 is connected with a clamping cylinder 3, is arranged with locking nut 4 on the other end.The reverse side of clamping area on two main pressing plates 1 and is separately provided with auxiliary pressing plate 5 separately, and locking nut 4 is locked on auxiliary pressing plate 5.One support 6 is set between two main pressing plates 1, and support 6 is fixed on the base of workbench 0 by an accessory (not marking in the drawings), and accessory is one to be fixed on the riser on workbench 0 base, and support 6 is fixed on riser by screw or pin.
Continuation, referring to shown in Fig. 1 and Fig. 2, is also respectively equipped with elastomeric element 7 on the seal face of two main pressing plates 1, particularly, elastomeric element 7 is spring, and more specifically, spring is dish spring.Dish spring is disk spring, have another name called Beile Wei Er spring washer, main feature is that load is large, and stroke is short, and requisite space is little, be used in combination conveniently, maintenance changes the outfit easily, and economy and security is high, is applicable to space little, the large accurate hoisting machinery of loading, the best scope of application of its compression travel is between the 10%-75% of its maximum compression stroke.
In addition, be respectively arranged with a clamp pad 8 on the clamping area of two main pressing plates 1, clamp pad 8 is copper packing, and effect is clamping table 0, because the wearability of copper is good, lower than workbench material hardness, and it is convenient after wearing and tearing, to change.
Between clamping cylinder 3 and main pressing plate 1, be also provided with an adjusting pad 10, the effect of adjusting pad 10 is gaps of adjusting between workbench 0 and this clamping device.
Relevant position on main pressing plate 1 and support 6 is provided with level and smooth moving structure, for realizing two main pressing plates 1, carries out parallel separately time.Level and smooth moving structure comprises pin 91 and lays respectively on main pressing plate 1 and be positioned at the pin-and-hole of relevant position on support 6.While separately moving by pin 91 and two main pressing plates 1 of pin-and-hole, it is parallel, one end of pin 91 is fixedly connected with the pin-and-hole (not marking in the drawings) being positioned on main pressing plate 1, the other end stretches into the pin-and-hole being positioned on support 6, or one end of pin 91 is fixedly connected with the pin-and-hole 91 being positioned on support 6, the other end stretches into the pin-and-hole being positioned on main pressing plate 1, which kind of mode no matter, only need the one end that guarantees pin 91 to be fixedly connected with main pressing plate 1 or support 6, the other end is free to slide in corresponding pin-and-hole.The present invention adopts pin 91 motions of limit bracket 6 under stress, and pin 91 can, for the common pin on the market such as taper bolt, be convenient to realization of the present invention.
Structural representation of the present invention when the structural representation of the present invention during referring to Fig. 1 clamped condition and Fig. 2 releasing orientation, when clamping cylinder 3 is not worked, clamping device of the present invention separates two main pressing plates 1 by the elastic force of dish spring 7, because there is the reason of pin 91, two main pressing plates 1 are separately parallels.After workbench 0 moves to operating position, after clamping cylinder 3 oil-feeds, produce pulling force, by axle 2, two main pressing plates 1 are drawn over to one's side, then by copper packing 8 clamping tables 0, reach the object of clamping table 0.
To sum up, Tischarretierungsvorrichtung of the present invention is simple in structure, and stable performance is installed, debugged easily; By dish spring, effectively guaranteed the stability of pretightning force; Turnning and milling function conversion efficiency is high; Improve to a certain extent the working (machining) efficiency of workpiece, saved production cost.
Above specific embodiments of the invention be have been described in detail, but the present invention is not restricted to specific embodiment described above, it is just as example.To those skilled in the art, any equivalent modifications and alternative also all among category of the present invention.Therefore, equalization conversion and the modification done without departing from the spirit and scope of the invention, all should contain within the scope of the invention.
Claims (9)
1. a Tischarretierungsvorrichtung, comprise clamping main body, it is characterized in that, described clamping main body comprises two main pressing plates, described main pressing plate is clamping area towards the direction of clamped workbench, in direction perpendicular to described clamping area place plane on described Tischarretierungsvorrichtung, run through an axle, one end of described axle is connected with a clamping cylinder, is arranged with locking nut on the other end; The reverse side of described clamping area on described two main pressing plates and is separately provided with auxiliary pressing plate separately, and described locking nut is locked on described auxiliary pressing plate; Between described two main pressing plates, a support is set, described support is fixed on table base by an accessory, relevant position on described main pressing plate and described support is provided with level and smooth moving structure, for realizing, carries out parallel when described two main pressing plates separate; On the seal face of described two main pressing plates, be respectively equipped with elastomeric element.
2. Tischarretierungsvorrichtung as claimed in claim 1, is characterized in that, is respectively arranged with a clamp pad on the clamping area of described two main pressing plates.
3. Tischarretierungsvorrichtung as claimed in claim 2, is characterized in that, described clamp pad is copper packing.
4. Tischarretierungsvorrichtung as claimed in claim 1, is characterized in that, described elastomeric element is spring.
5. Tischarretierungsvorrichtung as claimed in claim 4, is characterized in that, described spring is dish spring.
6. Tischarretierungsvorrichtung as claimed in claim 1, is characterized in that, described accessory is one to be fixed on the riser on table base, and described support is fixed on described riser by screw or pin.
7. Tischarretierungsvorrichtung as claimed in claim 1, is characterized in that, described level and smooth moving structure comprises pin and lays respectively on described main pressing plate and be positioned at the pin-and-hole of relevant position on described support.
8. Tischarretierungsvorrichtung as claimed in claim 7, is characterized in that, one end of described pin is fixedly connected with the pin-and-hole being positioned on described main pressing plate, and the other end stretches into the pin-and-hole being positioned on described support.
9. Tischarretierungsvorrichtung as claimed in claim 7, is characterized in that, one end of described pin is fixedly connected with the pin-and-hole being positioned on described support, and the other end stretches into the pin-and-hole being positioned on described main pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110436438.0A CN102581627B (en) | 2011-12-23 | 2011-12-23 | Clamping device for operating platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110436438.0A CN102581627B (en) | 2011-12-23 | 2011-12-23 | Clamping device for operating platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102581627A CN102581627A (en) | 2012-07-18 |
| CN102581627B true CN102581627B (en) | 2014-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110436438.0A Expired - Fee Related CN102581627B (en) | 2011-12-23 | 2011-12-23 | Clamping device for operating platform |
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| Country | Link |
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| CN (1) | CN102581627B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106505009B (en) * | 2015-09-08 | 2020-08-28 | 沈阳拓荆科技有限公司 | Ceramic baffle with metal clamping structure |
| CN106767605A (en) * | 2017-02-24 | 2017-05-31 | 东莞市盘石机电科技有限公司 | A kind of detection means of motor drive shaft |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB749205A (en) * | 1952-09-15 | 1956-05-23 | Hans Werner | Improvements in or relating to lathes |
| DE2916280B2 (en) * | 1979-04-21 | 1981-03-12 | Carl Hurth Maschinen-Und Zahnradfabrik, 8000 Muenchen | Combined rolling / sliding guide as straight guide |
| DD289878A7 (en) * | 1989-08-07 | 1991-05-16 | Auerbach Werkzeugmaschinen Gmbh,De | DEVICE FOR TENSIONING A WORKPIECE TRANSMITTER |
| JP5286047B2 (en) * | 2008-11-19 | 2013-09-11 | 津田駒工業株式会社 | Clamping device in spindle drive for machine tool |
| CN201432129Y (en) * | 2009-04-03 | 2010-03-31 | 玉环广亚汽车零部件有限公司 | Turntable transmission device of digital-controlled drilling machine |
| CN201524921U (en) * | 2009-10-30 | 2010-07-14 | 汪焱 | Device for fast clamping strip-shaped workpiece |
| CN201645167U (en) * | 2010-01-26 | 2010-11-24 | 沈阳安东机电工贸有限公司 | Horizontal precision numerical control rotary table |
| CN101972934A (en) * | 2010-10-22 | 2011-02-16 | 大连华根机械有限公司 | Mechanical clamping device for rotary workbench |
| CN202447905U (en) * | 2011-12-23 | 2012-09-26 | 上海三一精机有限公司 | Device for clamping worktable |
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2011
- 2011-12-23 CN CN201110436438.0A patent/CN102581627B/en not_active Expired - Fee Related
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| CN102581627A (en) | 2012-07-18 |
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