CN208879685U

CN208879685U - Air bag clamp

Info

Publication number: CN208879685U
Application number: CN201821574988.2U
Authority: CN
Inventors: 姜铮
Original assignee: Jiangsu Shudeng Machinery Equipment Co Ltd
Current assignee: Jiangsu Shudeng Machinery Equipment Co Ltd
Priority date: 2018-09-26
Filing date: 2018-09-26
Publication date: 2019-05-21
Anticipated expiration: 2028-09-26

Abstract

The utility model relates to casting to carry out fettling installation fixture, disclose a kind of air bag clamp, including support plate and press beam, the upper end of the support plate is equipped with rotation axis, the press beam and rotation axis are rotatablely connected, one end of the press beam is that pressure side is equipped with claw, the other end of the press beam is control terminal, the lower section of control terminal is equipped with support spring air bag, the support spring air bag includes upper plate, air bag and lower plate, air bag is fixed between upper plate and lower plate, and lower plate is equipped with the gas nozzle being connected with inside air bag.When pneumatic hammer taps casting, casting vibration drives press beam vibration, press beam drives upper panel vibration by control terminal, extruding of the air bag by upper plate, air bag is buffered and is absorbed to the vibration of upper plate, to the vibration of press beam and casting be absorbed, to reduce influence of the casting to workbench, the vibration for reducing workbench, improves the stability of workbench.

Description

Air bag clamp

Technical field

The utility model relates to casting to carry out fettling installation fixture, in particular to a kind of air bag clamp.

Background technique

In production, casting needs to carry out peeling after casting and forming.There are two types of one is people for sand removing method at present Work knockout, by manually knockout on the spot, this is mainly used for jobbing work.Another kind is mechanical knockout, generallys use machinery and sets Standby knockout, it is cast aluminium alloy part to be placed on viberating knock-out machie to make sand fall by vibration.

The Chinese patent of Publication No. CN101733398A discloses a kind of cast cleaning device, is fixed with two on a pedestal More than item vertical guide rail is equipped with sliding block on guide rail, and the upper end of guide rail is fixed with a cylinder, a pneumatic hammer is fixed on sliding block, The front end of pneumatic hammer is opposite with pedestal, and the front end of cylinder piston rod couples with the rear end of pneumatic hammer, and cylinder and one has middle position Reversal valve connects, and reversal valve connects with a pressure reducing valve, and pressure reducing valve and pneumatic hammer connect with air compressor.Sand removal can be improved in the device Effect, and the labor intensity of worker can be mitigated significantly, improve production efficiency.

In use, casting is placed on workbench for above-mentioned apparatus, is fixed casting by cylinder, is passed through Pneumatic hammer vibrates casting.In use, pneumatic hammer constantly taps casting, casting and workbench can and then be vibrated, Leading to the stability of workbench reduces.

Utility model content

The purpose of the utility model is to provide a kind of air bag clamp, have the advantages that enhance workbench stability.

The above-mentioned technical purpose of the utility model has the technical scheme that

A kind of air bag clamp, including fixed plate and press beam, the upper end of the fixed plate are equipped with rotation axis, the press beam with turn Moving axis rotation connection, one end of the press beam are that pressure side is equipped with claw, and the other end of the press beam is control terminal, under control terminal Side is equipped with support spring air bag, and the support spring air bag includes upper plate, air bag and lower plate, air bag be fixed on upper plate and lower plate it Between, lower plate is equipped with the gas nozzle being connected with inside air bag.

By using above-mentioned technical proposal, in use, casting is placed on workbench, claw and casting face, operation Personnel are inflated for deflated to air bag by gas nozzle, to adjust the height of upper plate, upper plate and control terminal are contradicted, and upper plate is to control terminal Height be adjusted, press beam around support plate rotate, claw decline casting is gripped.Pneumatic hammer taps casting When, casting vibration drives press beam vibration, and press beam drives upper panel vibration, extruding of the air bag by upper plate, air bag pair by control terminal The vibration of upper plate is buffered and is absorbed, to the vibration of press beam and casting be absorbed, to reduce casting to workbench Influence, reduce the vibration of workbench, improve the stability of workbench.

Further, support slot is offered on the upper plate, is equipped with the support matched with control terminal in the support slot Plate, described support plate one end are hinged and connected with upper plate, and several resilient support are equipped between the support plate and the slot bottom of support slot Part.

By using above-mentioned technical proposal, when control terminal is in different height, the angle that is formed between control terminal and upper plate Degree is different.By the setting of support plate, control terminal is inconsistent with support plate, and elastic supporting member for supporting optical member is supported support plate, so that Support plate is mutually contradicted with control terminal and is bonded.When the angle between control terminal and upper plate changes, support plate rotation and control End fitting processed.The contact area of support plate and control terminal is larger, supports relatively stable.

Further, the elastic supporting member for supporting optical member is support spring.

By using above-mentioned technical proposal, when the angle between control terminal and upper plate changes, control terminal is to support plate The pressure of application changes, and support plate rotation, deformation occurs for support spring.Support spring applies support force to support plate, protects Card support plate fits with control terminal always.

Further, the elastic supporting member for supporting optical member is rubber bellows, the upper end of the rubber bellows and the bottom of support plate Portion is fixedly linked, and the lower end of the rubber bellows is connected to the inner cavity of air bag.

By using above-mentioned technical proposal, air bag is connected to rubber bellows, and air bag ventilating control rubber bellows are stretched Contracting is to be supported support plate.Support plate is when in a horizontal state, and rubber bellows quality is softer, is easy to retract, occupy Space is smaller, easy to use.

Further, the lower surface of the control terminal offers guide groove, and the upper surface of the support plate is fixed with sliding The guide pad being connected in guide groove.

By using above-mentioned technical proposal, when the angle between control terminal and upper plate changes, control terminal and support plate Contact position also change accordingly, at this point, guide pad slides in guide groove always.Guide groove and guide pad are to control The motion path at end is defined and is oriented to, and guards against deviations.

Further, the guide groove is in T-shaped setting, and the guide pad is matched with guide groove is set as T-shaped Inlay card is in guide groove.

By using above-mentioned technical proposal, in guide groove, guide pad slides guide pad inlay card in guide groove, guide groove The motion path of guide pad is defined with the shape of guide pad, guide pad directly can not be extracted directly out of guide groove, prevent Only control terminal and support plate are detached from.

Further, the end of the support plate is equipped with articulated shaft, and the support plate and articulated shaft are rotatablely connected, the hinge Torsional spring is arranged in spindle, the one end of torsional spring is fixedly linked with support plate, and the other end is connected with upper plate.

By using above-mentioned technical proposal, torsional spring applies torsion to articulated shaft and makes support plate always to control extreme direction fortune It is dynamic, guarantee that support plate fits with control terminal always.

Further, the sliding groove of indent is offered below the control terminal, is fixed on the upper plate and is located at control Hold the limited block of two sides.

By using above-mentioned technical proposal, sliding groove and upper plate are contradicted, and control terminal moves up and down, and upper plate is sliding along sliding groove Dynamic, limited block and sliding groove mutual cooperation limit the motion path of control terminal, and press beam and spring air bag is prevented to be detached from.

Further, further including down the position-limited rack of " Qian " font, the position-limited rack includes two root posts and a cross bar, and two Root post is located at the two sides of press beam, and secondary spring air bag is equipped between the cross bar and control terminal.

By using above-mentioned technical proposal, position-limited rack is defined the rotational angle of press beam, prevents claw from applying to casting The pressure added is excessive to damage casting.

In conclusion the utility model has the following beneficial effects:

1. air bag is buffered and is absorbed to the vibration of upper plate by the setting of support spring air bag, thus by press beam and The vibration of casting is absorbed, to reduce influence of the casting to workbench, is reduced the vibration of workbench, is improved the steady of workbench It is qualitative；

2. passing through the setting of support plate and elastic supporting member for supporting optical member, support plate fits with the control terminal of press beam always, in increase Contact area between plate and press beam, to improve support spring air bag to the support force of press beam.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of embodiment；

Fig. 2 is the structural schematic diagram of support spring air bag in embodiment；

Fig. 3 is the connection schematic diagram of support spring air bag and control terminal in embodiment.

In figure, 1, fixed plate；2, press beam；21, pressure side；211, claw；22, control terminal；221, guide groove；222, it slides Slot；3, rotation axis；4, support spring air bag；41, upper plate；411, support slot；412, support plate；413, guide pad；414, hinged Axis；415, torsional spring；42, air bag；43, lower plate；44, gas nozzle；451, support spring；452, rubber bellows；46, limited block；5, Position-limited rack；51, column；52, cross bar；6, secondary spring air bag；7, rack.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment:

A kind of air bag clamp, such as Fig. 1, including rack 7, press beam 2 and support spring air bag 4.Rack 7 includes 1 He of fixed plate Position-limited rack 5.Fixed plate 1 is equipped with two pieces, is rotatably connected to rotation axis 3 between two fixed plates 1, the middle position of press beam 2 with turn Moving axis 3 is fixedly linked.One end of press beam 2 is that pressure side 21 is equipped with claw 211, for compressing casting；The other end of press beam 2 is control End 22 processed, support spring air bag 4 are located at the lower section of control terminal 22, control press beam 2.

Such as Fig. 2 and Fig. 3, support spring air bag 4 includes upper plate 41, air bag 42 and lower plate 43, and air bag 42 is fixed on upper plate 41 Between lower plate 43, sealing space is formed.The lower surface of upper plate 41 and control terminal 22 contradicts.Lower plate 43 is equipped with gas nozzle 44, gas Mouth 44 is connected to the inner cavity of air bag 42.

Such as Fig. 2 and Fig. 3, operator is inflated by gas nozzle 44 into air bag 42, so that air bag 42 expands, on upper plate 41 It rises, upper plate 41 pushes control terminal 22 to rise, and press beam 2 is rotated around rotation axis 3, and pressure side 21 drives the decline of claw 211 to being placed in work The casting made on platform is fixed.Since the inclination of press beam 2 is controlled by air bag 42, casting is vibrated by pneumatic hammer percussion When, will drive the vibration of press beam 2, vibration is passed to air bag 42 by press beam 2, filled with gas in air bag 42, and air bag 42 itself by Flexible material is made such as rubber.Air bag 42 itself has stronger contractility, and the contraction of air bag 42 absorbs vibration, thus The vibration for reducing casting, reduces the vibration of workbench, guarantees the stability of workbench.

Such as Fig. 1, position-limited rack 5 is to fall " Qian " font at control terminal 22.Position-limited rack 5 includes two root posts 51 and a cross Bar 52.Column 51 is located at the two sides of press beam 2, and cross bar 52 is located at the top of press beam 2, and auxiliary is equipped between cross bar 52 and control terminal 22 Spring air bag 6.The mutual cooperation of secondary spring air bag 6 and support spring air bag 4 is supported press beam 2, to casting and press beam 2 Vibration is absorbed, and buffering effect is enhanced.Guarantee the stability of rack 7 and workbench.

Such as Fig. 1, the lower surface of control terminal 22 is equipped with the sliding groove 222 of indent, is fixed on upper plate 41 positioned at control terminal 22 The limited block 46 of two sides.Limited block 46 limits press beam 2, prevents press beam 2 from shaking on upper plate 41.

Such as Fig. 2 and Fig. 3, the support slot 411 of face control terminal 22 is offered on upper plate 41, support slot 411 is towards fixed plate 1 Side be rotatably connected to see Fig. 1 with rotation axis 3() parallel articulated shaft 414, articulated shaft 414 is fixedly connected with rotation connection In the support plate 412 in support slot 411.Torsional spring 415 is equipped between articulated shaft 414 and support plate 412, torsional spring 415 to support Plate 412 is flipped up.

Such as Fig. 2 and Fig. 3, upper plate 41 moves up and down, when press beam 2 being pushed to rotate, since upper plate 41 is to do vertical linearity movement, And control terminal 22 does circular motion, will form certain angle between upper plate 41 and control terminal 22.Control terminal 22 connects with upper plate 41 When touching, support plate 412 is rotated up under the action of torsional spring 415 around articulated shaft 414, until being bonded with control terminal 22.Support plate 412 pairs of control terminals 22 are supported, and increase the contact area between upper plate 41 and control terminal 22, to improve support effect.

Such as Fig. 3, several elastic supporting member for supporting optical member, elastic supporting member for supporting optical member and torsion are equipped between support plate 412 and the slot bottom of support slot 411 The mutual cooperation of spring 415 is supported control terminal 22, improves the support effect of support plate 412.

Such as Fig. 3, elastic supporting member for supporting optical member includes support spring 451.451 one end of support spring and the lower surface of support plate 412 connect It connects, the other end is connect with the slot bottom of support slot 411.Spring has stronger elasticity and toughness, between control terminal 22 and upper plate 41 Angle when becoming larger, support spring 451, which is gradually resetted, applies thrust to support plate 412, so that support plate 412 and control terminal 22 Lower surface fits.When angle between control terminal 22 and upper plate 41 becomes smaller, control terminal 22 applies pressure, branch to support plate 412 Support spring 451 gradually tapers up.

Such as Fig. 3, as another embodiment, elastic supporting member for supporting optical member includes rubber bellows 452, rubber bellows 452 The be fixedly linked lower end of rubber bellows 452 of upper end and the lower surface of support plate 412 is connected to the inner cavity of air bag 42.Air bag 42 with Rubber bellows 452 are connected to, and 42 ventilating control rubber bellows 452 of air bag stretch to be supported support plate 412.Branch Fagging 412 is when in a horizontal state, and 452 quality of rubber bellows is softer, is easy to retract, occupied space is smaller, easy to use.

Such as Fig. 3, it is T-shaped guide groove 221, the upper table of support plate 412 that the lower surface of control terminal 22, which is equipped with cross section, Face is fixed with the guide pad 413 being slidably connected in guide groove 221, and guide pad 413 is " T " word matched with guide groove 221 Shape, guide pad 413 is in guide groove 221.Guide groove 221 includes large trough and sulculus, and guide pad 413 includes corresponding Bulk and fritter.Guide pad 413 slides in guide groove 221, and when the height of control terminal 22 changes, guide pad 413 is being led It is slided into slot 221, guide pad 413 and guide groove 221 cooperate, and are defined to the position of press beam 2.

Such as Fig. 3, bulk is slided in large trough, and fritter slides in sulculus, and bulk can not be pierced by from sulculus.Guide pad 413 It in guide groove 221, can not extract, so that control terminal 22 is connected with support plate 412 always, prevent control list and support plate 412 are detached from.

Specific implementation process: casting is placed on workbench, and claw 211 and casting face, operator pass through gas nozzle 44 pairs of air bags 42 are inflated, and control terminal 22 rises, and the decline of claw 211 presses casting.When pneumatic hammer taps casting, casting Part vibration drives press beam 2 to vibrate, and support spring air bag 4 and secondary spring air bag 6 are buffered and absorbed to the vibration of casting, mentioned The stability of high workbench.After sand removal, gas nozzle 44 deflate, claw 211 rising casting is unclamped, operator to casting into Row replacement.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims

1. a kind of air bag clamp, it is characterised in that: including fixed plate (1) and press beam (2), the upper end of the fixed plate (1) is equipped with Rotation axis (3), the press beam (2) and rotation axis (3) are rotatablely connected, and one end of the press beam (2) is that pressure side (21) are equipped with claw (211), the other end of the press beam (2) is control terminal (22), and the lower section of control terminal (22) is equipped with support spring air bag (4), institute Stating support spring air bag (4) includes upper plate (41), air bag (42) and lower plate (43), and air bag (42) is fixed on upper plate (41) and lower plate (43) between, lower plate (43) is equipped with and the internal gas nozzle (44) being connected of air bag (42).

2. air bag clamp according to claim 1, it is characterised in that: support slot (411) are offered on the upper plate (41), Be equipped with the support plate (412) matched with control terminal (22) in the support slot (411), described support plate (412) one end with it is upper Plate (41) is hinged and connected, and several elastic supporting member for supporting optical member are equipped between the support plate (412) and the slot bottom of support slot (411).

3. air bag clamp according to claim 2, it is characterised in that: the elastic supporting member for supporting optical member is support spring (451).

4. air bag clamp according to claim 2, it is characterised in that: the elastic supporting member for supporting optical member is rubber bellows (452), The upper end of the rubber bellows (452) and the bottom of support plate (412) are fixedly linked, under the rubber bellows (452) End is connected to the inner cavity of air bag (42).

5. air bag clamp according to claim 2, it is characterised in that: the lower surface of the control terminal (22) offers guiding Slot (221), the upper surface of the support plate (412) are fixed with the guide pad (413) being slidably connected in guide groove (221).

6. air bag clamp according to claim 5, it is characterised in that: the guide groove (221) is in T-shaped setting, institute It states guide pad (413) and is matched with guide groove (221) and be set as T-shaped inlay card in the guide groove (221).

7. air bag clamp according to claim 5, it is characterised in that: the end of the support plate (412) is equipped with articulated shaft (414), the support plate (412) and articulated shaft (414) are rotatablely connected, and are arranged with torsional spring (415) on the articulated shaft (414), Described torsional spring (415) one end is fixedly linked with support plate (412), and the other end is connected with upper plate (41).

8. air bag clamp according to claim 1, it is characterised in that: offer indent below the control terminal (22) Sliding groove (222) is fixed with the limited block (46) positioned at control terminal (22) two sides on the upper plate (41).

9. air bag clamp according to claim 1, it is characterised in that: further include down the position-limited rack (5) of " Qian " font, it is described Position-limited rack (5) includes two root posts (51) He Yigen cross bar (52), and two root posts (51) are located at the two sides of press beam (2), the cross Secondary spring air bag (6) are equipped between bar (52) and control terminal (22).