CN208744559U - A kind of fast clamping tool - Google Patents

Abstract

The utility model discloses a kind of fast clamping tool, including for the shell of robot flanged joint, the cylinder being set in the housing, be set in the housing the floatation element connecting with cylinder cylinder column, the fixing seat set on case top, the guide sleeve in fixing seat, the ringfeder for being set in guide sleeve and connecting with floatation element, at the top of guide sleeve and protrude into end cap in guide sleeve；Compared with prior art, the fast clamping tool of the utility model, when clamping workpiece, fixture is inserted into workpiece holding end, cylinder drives ringfeder to pull back by floatation element, and ringfeder is inwardly squeezed by guide sleeve to be tightened to clamp workpiece, can adjust clamping force according to material difference；When de- material, cylinder drives ringfeder toward being pushed forward by floatation element, and insertion holding chamber in end cap inclined-plane struts ringfeder, to realize quick de- material；And it is stronger to the product adaptation ability of irregular, same to type, different clamping sizes by replacement ringfeder or change outer dimension to adapt to a variety of workpieces processings.

Description

A kind of fast clamping tool

Technical field

The utility model relates to technical field of metal surface processing more particularly to a kind of fast clamping tools.

Background technique

Metal surface processing industry such as go burr, deburring, polishing, in polishing process, existing clamping tool exist with Lower problem: 1. product categories are various, different, and conventional clamping tool is difficult to adapt to；2. conventional clamping tool outer dimension compared with Greatly, with process equipment mechanical interferences；3.IP class requirement is high, and at high cost, the service life is short.

Utility model content

Utility model aims to solve problems of the existing technology, provide a kind of fast clamping tool, can be with By replacement ringfeder or change outer dimension to adapt to a variety of workpieces processings.

To achieve the above object, technical solution used by the utility model is a kind of fast clamping tool, described quick Clamping tool include for robot flanged joint shell, be set in the housing cylinder, be set in the housing and cylinder cylinder column The floatation element of connection, the fixing seat set on case top, the guide sleeve in fixing seat, be set in guide sleeve and with floating group The ringfeder of part connection at the top of the guide sleeve and protrudes into end cap in guide sleeve；The ringfeder is divided into interconnecting piece and clamping part, the folder It holds and is equipped with holding chamber compatible with workpiece in portion, the outer wall of clamping part is diminishing taper from top to bottom, the taper Outer wall be evenly equipped with several tensioner slots extended downwardly from top, the inner cavity of the guide sleeve is adapted with ringfeder shape, described End cap bottom is equipped with tapered slope, and tapered slope bottom end outer diameter is adapted to the holding chamber internal diameter of clamping part.

As a kind of improvement of the utility model, the holding chamber upper end of the clamping part is equipped with the taper being connected with holding chamber Guide groove, the guide groove are adapted to the tapered slope of end cap bottom.

As a kind of improvement of the utility model, bushing, the internal diameter of the bushing are equipped between the interconnecting piece and guide sleeve It is adapted with the outer diameter of ringfeder interconnecting piece.

As a kind of improvement of the utility model, the floatation element includes upper hinge axis, lower hinge axis and passes through hinge The upper end of the flap of pin connection upper hinge axis and lower hinge axis, the upper hinge axis is connect with ringfeder, the lower hinge axis Lower end is connect by cylinder top plate with cylinder.

As a kind of improvement of the utility model, the interconnecting piece of the ringfeder is equipped with the connecting cavity that internal diameter is less than holding chamber, The screw with upper hinge axis connection is equipped in the connecting cavity.

As a kind of improvement of the utility model, spring washer is equipped between the nut and connecting cavity bottom surface of the screw.

As a kind of improvement of the utility model, the fixing seat is obliquely installed relative to housing bottom surface, and then makes to fix Guide sleeve thereon is obliquely installed relative to the axis of cylinder cylinder column.

As a kind of improvement of the utility model, the shell is equipped with side and is equipped with access panel, and the other side is equipped with openable Sealing plate.

Compared with prior art, a kind of fast clamping tool of the utility model has the advantage that

A kind of fast clamping tool of the utility model, when clamping workpiece, robot or other mechanisms drive fixture insertion Workpiece holding end, cylinder drive ringfeder to pull back by floatation element, and ringfeder is inwardly squeezed by guide sleeve, and ringfeder tightens to clamp Workpiece can adjust clamping force according to material difference；When de- material, cylinder drives ringfeder is past to be pushed forward by floatation element, end cap Tapered slope is inserted into holding chamber, and ringfeder is strutted, to realize quick de- material, does not need any auxiliary；It can also be risen by replacement Set or change outer dimension are to adapt to a variety of workpieces processings, to the product adaptation ability of irregular, same to type, different clamping sizes It is stronger.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of fast clamping tool of the utility model；

Fig. 2 is the cross-sectional view of Fig. 1；

In figure: 1. shells, 11. access panels, 12. sealing plates, 2. cylinders, 21. cylinder top plates, 3. floatation elements, 31. upper hinges Axis, 32. joint pins, 33. flaps, 34. lower hinge axis, 4. guide sleeves, 5. ringfeders, 51. tensioner slots, 52. screws, 53. spring washers, 6. Bushing, 7. end caps, 71. tapered slopes, 8. fixing seats, 9. robot ring flanges,

The embodiments will be further described with reference to the accompanying drawings for the realization of the utility model function and advantage.

Specific embodiment

The utility model is described in further detail with preferred embodiment with reference to the accompanying drawing.

As shown in Figure 1 and Figure 2, a kind of fast clamping tool, the fast clamping tool include for robot flange 9 The shell 1 of connection, the floatation element 3 connecting in shell 1 with 2 cylinder column of cylinder, is set to shell at the cylinder 2 in shell 1 The fixing seat 8 at 1 top, the ringfeder 5 for being set in guide sleeve 4 and connecting with floatation element 3, is set the guide sleeve 4 in fixing seat 8 In 4 top of guide sleeve and protrude into the end cap 7 in guide sleeve 4；The ringfeder 5 divides for interconnecting piece and clamping part, is equipped in the clamping part Holding chamber compatible with workpiece, the outer wall of clamping part are that diminishing taper, the outer wall of the taper are uniformly distributed from top to bottom There are several tensioner slots 51 extended downwardly from top, the inner cavity of the guide sleeve 4 is adapted with 5 shape of ringfeder, 7 bottom of end cap Portion is equipped with tapered slope 71, and the 71 bottom end outer diameter of tapered slope is adapted to the holding chamber internal diameter of clamping part；When clamping workpiece, machine Device people or other mechanisms drive fixture to be inserted into workpiece holding end, and cylinder 2 drives ringfeder 5 to pull back by floatation element 3, ringfeder 5 It is inwardly squeezed by guide sleeve 4, ringfeder 5 tightens to clamp workpiece, can adjust clamping force according to material difference；When de- material, gas Cylinder 2 drives ringfeder 5 toward being pushed forward by floatation element 3, and the tapered slope 71 of end cap 7 is inserted into holding chamber, and ringfeder 5 is strutted, thus It realizes quick de- material, does not need any auxiliary；Simultaneously because the presence of shell 1, clamping work requires external processing environment It is low, adapt to floating dust environment in polishing.

Preferably, the holding chamber upper end of clamping part is equipped with the taper guide groove being connected with holding chamber, the guide groove and end The tapered slope 71 of 7 bottom of lid is adapted to；When de- material, the holding chamber convenient for the inclined-plane incision ringfeder 5 of 7 bottom of end cap supports ringfeder 5 It opens, falls off convenient for workpiece from ringfeder 5.

Preferably, bushing 6, the internal diameter of the bushing 6 and the outer diameter of 5 interconnecting piece of ringfeder are equipped between interconnecting piece and guide sleeve 4 It is adapted.

Preferably, floatation element 3 includes upper hinge axis 31, lower hinge axis 34 and connects upper hinge axis 31 by joint pin 32 It is connect with the upper end of the flap 33 of lower hinge axis 34, the upper hinge axis 31 with ringfeder 5, the lower end of the lower hinge axis 34 is logical Cylinder top plate 21 is crossed to connect with cylinder 2；In the course of work, when workpiece by active force and passes it to ringfeder 5, ringfeder 5 into And upper hinge axis 31 is passed to, 31 around hinge pin 32 of upper hinge axis transfers the force to flap 33, hinge while rotation Same 32 fine rotation of around hinge pin of plate 33；To effectively it be divided in work process by the active force that workpiece passes to clamping tool Solution；It is adapted to inconsistent caused by product error difference.

Preferably, the interconnecting piece of ringfeder 5 is equipped with the connecting cavity that internal diameter is less than holding chamber, is equipped with and upper hinge in the connecting cavity The screw 52 that chain rivet 31 connects；Spring washer 53 is equipped between the nut and connecting cavity bottom surface of screw 52.

Preferably, fixing seat 8 is arranged relative to 1 inclined bottom surface of shell, and then makes the guide sleeve 4 being fixed thereon relative to gas The axis of 2 cylinder column of cylinder is obliquely installed；Retaining part is obliquely installed with clamping tool shell 1, can be prevented and process equipment mechanism Interference.

Preferably, shell 1 is equipped with side and is equipped with access panel 11, and the other side is equipped with openable sealing plate 12；Inspection can be passed through It repairs window 11 and observes clamping tool inner case, and clamping tool can be overhauled by opening sealing plate 12.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modification, equivalent replacement or improvement etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (8)

1. a kind of fast clamping tool, it is characterised in that: the fast clamping tool include for robot flanged joint Shell, the cylinder being set in the housing are set in the housing the floatation element connecting with cylinder cylinder column, set on the fixation of case top Seat, the guide sleeve in fixing seat, the ringfeder for being set in guide sleeve and connecting with floatation element at the top of the guide sleeve and are protruded into and are led End cap in set；The ringfeder is divided into interconnecting piece and clamping part, and holding chamber compatible with workpiece, folder are equipped in the clamping part The outer wall for holding portion is diminishing taper from top to bottom, and the outer wall of the taper is evenly equipped with several and extends downwardly from top The inner cavity of tensioner slot, the guide sleeve is adapted with ringfeder shape, and the end cap bottom is equipped with tapered slope, the tapered slope bottom End outer diameter is adapted to the holding chamber internal diameter of clamping part.

2. according to fast clamping tool described in claim 1, it is characterised in that: the holding chamber upper end of the clamping part is equipped with and folder The taper guide groove of chamber linking is held, the guide groove is adapted to the tapered slope of end cap bottom.

3. according to fast clamping tool described in claim 1, it is characterised in that: bushing is equipped between the interconnecting piece and guide sleeve, The internal diameter of the bushing is adapted with the outer diameter of ringfeder interconnecting piece.

4. according to fast clamping tool described in claim 1, it is characterised in that: the floatation element includes upper hinge axis, lower hinge Chain rivet and flap by hinge pin connection upper hinge axis and lower hinge axis, the upper end of the upper hinge axis are connect with ringfeder, The lower end of the lower hinge axis is connect by cylinder top plate with cylinder.

5. according to fast clamping tool described in claim 4, it is characterised in that: the interconnecting piece of the ringfeder is equipped with internal diameter and is less than folder The connecting cavity of chamber is held, the screw with upper hinge axis connection is equipped in the connecting cavity.

6. according to fast clamping tool described in claim 5, it is characterised in that: between the nut and connecting cavity bottom surface of the screw Equipped with spring washer.

7. according to fast clamping tool described in claim 1, it is characterised in that: the fixing seat is set relative to housing bottom surface inclination It sets, and then is obliquely installed the guide sleeve being fixed thereon relative to the axis of cylinder cylinder column.

8. according to fast clamping tool described in claim 1, it is characterised in that: the shell is equipped with side and is equipped with access panel, separately Side is equipped with openable sealing plate.