CN103042411A

CN103042411A - Reconfigurable fixture system

Info

Publication number: CN103042411A
Application number: CN201210580031XA
Authority: CN
Inventors: 徐园平; 罗润馨
Original assignee: Nanjing University of Aeronautics and Astronautics
Current assignee: Nanjing University of Aeronautics and Astronautics
Priority date: 2012-12-27
Filing date: 2012-12-27
Publication date: 2013-04-17
Anticipated expiration: 2032-12-27
Also published as: CN103042411B

Abstract

The invention discloses a reconfigurable fixture system which comprises a flat plate and a plurality of moving columns. The flat plate and the moving columns are capable of moving vertically, a moving column vertical positioning component controls vertical movement and stop of a single moving column so as to achieve separation of the moving column from the moving flat plate, stop height difference caused by different stop time of different moving columns forms a spatial curved surface so as to satisfy the needs of positioning of workpieces different in surface appearances, and after each moving column is positioned, the moving columns are clamped by the aid of an integral flat plate clamping structure. The reconfigurable fixture system is highly practical and capable of flexibly adjusting the task that a fixture completes positioning of parts and components, and the defects of heaviness, large size, difficulty in recycling and the like of special fixtures and modular fixtures are overcome.

Description

A kind of reconfigurable chucking appliance system

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Technical field

The present invention relates to the anchor clamps field, especially a kind of reconfigurable chucking appliance system.

Background technology

In the manufacturing field, the processing of composite element, sheet metal component is very conventional very basic processing.These members are in industrial production, and seldom time processing is shaped, and generally needs secondary operations, as cut out, boring, surface cut processing etc.When secondary operations, workpiece needs to support to avoid producing excessive deformation, displacement and vibration continuously.Otherwise workpiece may not reach dimension precision requirement and causes doing over again or scrapping.But the anchor clamps that great majority support continuously are processing and the assembling that special fixture only is exclusively used in a certain class specific component, have limited greatly the flexibility of production and processing.Along with fast manufacturing objective is pursued efficiently by increasing enterprise, can provide the chucking appliance system of higher manufacturing flexibility to arise at the historic moment in machinery, aeronautical manufacture industry, main two kinds of Flexible Clamp System using comprise universal jig and fixture system and restructural support system in the industrial production.Universal jig and fixture system carries out design and assembly for profile and the processing request of processing work to a series of modular units, thus the demand that can satisfy the location and clamp.But this device needs considerable time to assemble and adjust to difform workpiece, and the quality of built-up jig module own is large simultaneously, and mounting or dismounting are mobile very inconvenient.

Summary of the invention

Goal of the invention: in order to solve the existing problem of prior art, the present invention proposes and a kind ofly can according to the flexible reconfigurable chucking appliance system of adjusting of the contour structures of zero member, satisfy the location tasks to the difformity processing work.

Technical scheme: to achieve the above object of the invention, the present invention by the following technical solutions: a kind of reconfigurable chucking appliance system; Comprise framework, mobile dull and stereotyped, a plurality of mobile posts, the vertical positioning component of mobile post and monoblock type flat board clamping structure, the dull and stereotyped clamping structure of described monoblock type comprises that clamping is dull and stereotyped, this clamping flat board places described framework surface, and energy left and right sides translation; All have the supporting aperture of a plurality of and mobile post size on described framework and the described clamping flat board; Described mobile post passes described aperture and naturally places described mobile planar surface, and described mobile flat board and mobile post all can vertically move up and down.

Further improve, the vertical positioning component of described mobile post comprises position sensor input, control system, spring electromagnet and push rod, and described position sensor input is connected with the input of control system; Described spring electromagnet is installed in a side of mobile post, and is connected with the output of control system, and push rod is connected with this spring electromagnet, and by the spring solenoid actuated and can hold out against mobile post.

Further, the dull and stereotyped clamping structure of described monoblock type also comprises the lock handle (9) that is fixed on framework (10) edge and is fixed on the draw bar (12) that clamps on dull and stereotyped (11) that described lock handle rotational drives and steps up dull and stereotyped translation on framework.

As preferably, described spring electromagnet is direct current spring electromagnet.

As preferably, the distribution mode of described mobile post is that square formation is arranged.

Beneficial effect: a kind of reconfigurable chucking appliance system of the present invention, but comprise mobile dull and stereotyped and a plurality of mobile posts under the in the vertical direction, by the vertical positioning component of mobile post the motion of single mobile post in the vertical direction is controlled and realized it and move dull and stereotyped separating with stopping, different mobile posts are because thereby the shutheight difference that the dwell time difference causes forms the location that space curved surface satisfies different surfaces profile workpiece, move after post is positioned at each, realize the clamping of mobile post by the dull and stereotyped clamping structure of monoblock type, the present invention can flexiblely adjust the location tasks that anchor clamps are finished zero member, the quality of having improved special fixture and built-up jig is heavy, bulky and be difficult to the shortcomings such as recycling, practical.

Description of drawings

Fig. 1 is the operation principle schematic diagram of reconfigurable chucking appliance system of the present invention;

Fig. 2 is the structural representation of the embodiment of the invention;

Fig. 3 is the side view of Fig. 2.

The specific embodiment

Below in conjunction with the drawings and specific embodiments, further illustrate the present invention, should understand the following specific embodiment only is used for explanation the present invention and is not used in and limits the scope of the invention, after having read the present invention, those skilled in the art all fall within the application's claims limited range to the modification of the various equivalent form of values of the present invention.

See also illustrated in figures 1 and 2, the invention discloses a kind of reconfigurable chucking appliance system 100, comprise framework 10, mobile dull and stereotyped 1, mobile post 2, the dull and stereotyped clamping structure of the vertical positioning component of mobile post and monoblock type, wherein mobile post 2 is a plurality of, and the distribution mode that becomes square formation to arrange, described mobile post 2 and mobile dull and stereotyped 1 all can move under the in the vertical direction, the vertical navigation system of described mobile post comprises position sensor input 6, control system 7, dc source 8, spring electromagnet 3, push rod 4 and the gripper shoe 5 that is installed in the inboard top of framework, described position sensor input 6 links to each other with output with the input of described control system 7 respectively with spring electromagnet 3, push rod 4 links to each other with spring electromagnet 3, spring electromagnet 3 is a kind of small-sized DC spring electromagnet, the dull and stereotyped clamping structure of described monoblock type comprises clamping dull and stereotyped 11, lock handle 9 and draw bar 12, described clamping dull and stereotyped 11 is glued and placed in the upper surface of framework 10, but with being connected without any device between the framework 10, and described framework 10 and clamping all has the aperture 13 that a plurality of and mobile post 2 is corresponding and cooperate on dull and stereotyped 11, and described mobile post 2 passes aperture 13 and naturally drops on and move on the flat board 1.Described lock handle 9 is fixed on described framework 10 edges, draw bar 12 is fixed in the described clamping dull and stereotyped 11 by Screw, and the turning cylinder of lock handle is provided with gear, be provided with the tooth bar that is mated and step up flat board, thereby it is secondary to form gear/rack, convert the rotation of lock handle to step up flat board translation, thereby step up mobile post; The conversion of this place's rotation-traveling priority can also be in the following ways in addition: lock handle is provided with waist hole or slotted eye, wherein draw bar passes above-mentioned waist hole or slotted eye, can drive the draw bar move left and right and then so that step up flat board and move horizontally when lock handle rotates.

Operation principle: the vertical positioning component of described mobile post is used for controlling stopping and run duration of single mobile post 2 in the vertical directions, the information of single mobile post 2 height that position sensor input 6 will obtain is sent in the control system 7, when consistent with setting height, described control system 7 drives described spring electromagnet 3 and pass through the described push rod 4 of electromagnetic induction phenomenon fast driving under "on" position, effect in conjunction with described gripper shoe 5 is carried out clamping and positioning to described mobile post 2, off-position next under the effect of spring force self-return.The dull and stereotyped clamping structure of described monoblock type is used for that all are moved post 2 and carries out whole location clamping, when each move that post 2 arrives desired positions and by push rod 4 clamping and positioning after, rotational lock handle 9, so that draw bar 12 moves to right-hand member, also having driven simultaneously clamping dull and stereotyped 11 moves right together, thereby can clamp the mobile post 2 in the aperture 13, so just realized all are moved the clamping and positioning of post 2, this overall clamping mode is more firm, has guaranteed that workpiece can bear larger external force adding man-hour.

In the present embodiment, controlled mobile dull and stereotyped 1 moves up and down at vertical dragging track, and it is dull and stereotyped 1 static that in the vertical direction at the uniform velocity mobile dull and stereotyped 1 o'clock, mobile post 2 relatively move, and also moves with identical speed in the vertical direction.In case the stop signal of receiving, the vertical positioning component of mobile post positions mobile post 2, and mobile flat board 1 continues to move down, thereby has realized separating of mobile post 2 and mobile dull and stereotyped 1.Different mobile posts 2 are because thereby the shutheight difference that the dwell time difference causes forms the location that space curved surface satisfies different surfaces profile workpiece.

Claims

1. reconfigurable chucking appliance system; It is characterized in that: comprise framework (10), mobile dull and stereotyped (1), a plurality of mobile post (2), the dull and stereotyped clamping structure of the vertical positioning component of mobile post and monoblock type, the dull and stereotyped clamping structure of described monoblock type comprises clamping dull and stereotyped (11), this clamping dull and stereotyped (11) places described framework (10) surface, and energy left and right sides translation; Described framework (10) and described the clamping all have the supporting aperture (13) of a plurality of and mobile post (2) size on dull and stereotyped (11); Described mobile post (2) passes described aperture (13) and naturally places described mobile dull and stereotyped (1) surface, and described mobile dull and stereotyped (1) all can vertically move up and down with mobile post (2).

2. a kind of reconfigurable chucking appliance system according to claim 1, it is characterized in that: the vertical positioning component of described mobile post comprises position sensor input (6), control system (7), spring electromagnet (3) and push rod (4), and described position sensor input is connected with the input of control system; Described spring electromagnet is installed in a side of mobile post, and is connected with the output of control system, and push rod is connected with this spring electromagnet, and by the spring solenoid actuated and can hold out against mobile post.

3. a kind of reconfigurable chucking appliance system according to claim 1, it is characterized in that: the dull and stereotyped clamping structure of described monoblock type also comprises the lock handle (9) that is fixed on framework (10) edge and is fixed on the draw bar (12) that clamps on dull and stereotyped (11) that described lock handle rotational drives and steps up dull and stereotyped translation on framework.

4. a kind of reconfigurable chucking appliance system according to claim 2, it is characterized in that: described spring electromagnet (3) is direct current spring electromagnet.

5. a kind of reconfigurable chucking appliance system according to claim 1 is characterized in that: the distribution mode of described mobile post (2) is that square formation is arranged.