CN203926341U

CN203926341U - Vacuum chuck

Info

Publication number: CN203926341U
Application number: CN201420237035.2U
Authority: CN
Inventors: 沈琳琳
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-05-09
Filing date: 2014-05-09
Publication date: 2014-11-05
Anticipated expiration: 2024-05-09

Abstract

A kind of vacuum chuck, comprise lid, pressed seat, heighten part, inhale skin and connect into entirety, the upper and lower end of pressed seat connects connecting base, inhales skin, the medial and lateral of pressed seat connect heightens part, guide collar, guide collar with heighten part coordinate make to heighten part drive inhale skin move up, mounting suspension member on connecting base, inhales the newel on skin and heightens part, and lid connects into entirety with pressed seat.The each part that forms sucker is concentric separate piece, simple in structure, easy making, precision are high, pressed seat is that basic each part fastens mounted thereto, can not throw off, leaking gas affects using effect and adsorption force, guide collar is enclosed within pressed seat outside and heightens part and coordinate, make to inhale skin field of load and move on to peripheral plane from middle part, greatly increase vacuum space and adsorption force, make sucker be adsorbed on adsorption plane and not fall down for a long time.The newel of connection hanging piece is divided into independently two-part, and suspension member is not directly fixed on inhales skin intermediate portion, and using effect is good, the life-span is long, increases adsorption force and reaches 20%, has more practicability.

Description

Vacuum chuck

Technical field

The utility model relates to a kind of suction tray, and particularly a kind of suspension member that is connected with is for hanging the vacuum chuck of the uses such as towel, bath towel, clothing.

Background technique

Existing sucker type hook is by sucker and suspension member composition, sucker need be adsorbed in smooth, the smooth plane such as glass, ceramic tile, if the adsorption force on adsorption plane and sucker between suction sheet is inadequate, sucker very easily comes off affects using effect, brings many inconvenience to user.

The patent No. 201010151121.8 " vacuum absorber " provides a kind of vacuum chuck, between lid and adsorption board, being provided with lid rotation to go up or lower movement adsorption board, and be fixed with the Height Adjustment annex of elastic force card, rotatable cover bullet power card goes to promote to connect into overall adsorption board with lid central shaft by the fixed plate of installing in inner lid and moves up, and between adsorption board and adsorption plane, produces vacuum.But because elastic force card is laterally install and laterally push the work forward, so not being also maximum, the adsorption force that adsorption board is subject to easily comes off, and simultaneously not quick detachable because of it, if test failure is just scrapped after installing, directly affect yield rate.

Number of patent application 201310528802.5 " vacuum chuck " is though also disclose had the Height Adjustment of adjustable suction sheet height sheet between lid and suction sheet, between Height Adjustment sheet and suction sheet, press pressure seat and the falling-resistant ring of adjusting height adjusting strip height, rotate lid and can promote suction sheet, make to produce vacuum between suction sheet and adsorption plane, but the structure of its each member is high compared with complicated difficult processing, requirement on machining accuracy, and trouble is installed.

Summary of the invention

Technical problem to be solved in the utility model is: a kind of vacuum chuck is provided, and each design of part of forming is simple, and easily make, install, and adsorption force is large, can be fixed on for a long time difficult drop-off on adsorption plane, long service life, effective, practical.

The technical scheme in the invention for solving the above technical problem is: vacuum chuck, comprise lid, pressed seat, heighten part, inhale the entirety that skin connects into, the upper end of described pressed seat connects connecting base, lower end connects inhales skin, the inner side of described pressed seat connects heightens part, outside connects guide collar, described guide collar with described in heighten part coordinate make to heighten part drive inhale skin move, mounting suspension member on described connecting base, newel on described suction skin with described in heighten part and connect into entirety, described lid and pressed seat connect into entirety.

Compared with prior art, the utility model has the advantage of: 1, first this sucker is divided into newel two individual part connecting bases, newel, and be separately fixed at pressed seat and inhale on skin, connecting head is arranged on connecting base and is connected with the suspension member of using on sucker and object, newel with heighten part and be connected, not direct hung articles on newel, on suspension member, a part for hanging object weight is assigned on connected pressed seat like this, just can all not be pressed in the adsorption force that affects it on the intermediate portion of inhaling skin.

2, guide collar, pressed seat, heighten part also for individual part, not only simple in structure, easy making, installation, also make machining accuracy greatly improve, and the outer periphery that guide collar is arranged on to pressed seat with heighten part and coordinate, expand the field of load of inhaling skin, made original field of load concentrate on center portion, expanded the peripheral plane of inhaling skin to, sucker greatly increases vacuum space, so can be adsorbed on adsorption plane and not fall down for a long time.

3, all parts are all taking pressed seat as benchmark, adopt inserting hook, positioning block respectively with its on jack, positioning hole is fastened into entirety, can not rotate therebetween, throw off and affect using effect, is subject to external force collision and also can not scatters, leak gas, and affects adsorption force.

4, there is ring groove lid lower limb outer periphery, and there is raised flange at pressed seat peripheral plane edge, and it other has a protruding hook, and lid, pressed seat for, ring groove, protruding hook connect into rotating entirety, and Gai Buhui is fallen down from sucker disengagement, use more convenient.

5, adopted new structure, overcome the defect that original structure exists in performance, making, technique, greatly increased adsorption force, adsorption force improves 20% and reaches more than 8 kilograms, and using effect is good, long service life, has more practicability.

Brief description of the drawings

Fig. 1, decomposition texture schematic diagram of the present utility model.

Fig. 2, stereogram of the present utility model.

Fig. 3, lid structural representation.

Fig. 4, heighten part structural representation.

Fig. 5, pressed seat structural representation.

Fig. 6, the utility model use state sectional view (not adsorbed state).

Fig. 7, the utility model use state sectional view (adsorbed state).

Embodiment

Below in conjunction with accompanying drawing, embodiment of the present utility model is further described.

Cover on the periphery of 1 inwall and have recessed positioning bar 14 uniform, different heights, there is ring groove 11 lower limb outer periphery, in the middle of end face, there is through hole, on the inwall of end face, there is the annular circle wall being formed by two sections of above uniform back slopes 12 to have an interval with lid inwall, with under forward inclined-plane 44 corresponding matching in guide collar 4, there is the locking trough 13 of spill at the minimum point place of back slope 12.

Connecting base 2 has connecting head 21 in the middle of rounded upper surface, is connected (figure does not draw) with suspension member, circular outer periphery have extend direction also down, symmetrical inserting hook 22.

The upper surface of heightening part 3 has the loss of weight blind hole of uniform weight reduction, periphery has and extends symmetrical groove 33 on two above uniform inserting columns 32 and periphery, the width of groove 33 is a bit larger tham the width of inserting hook 22 and quantity is identical, be used for dodging inserting hook and be convenient to install, there is the circular snap-on being made up of the above snap-on sheet 31 uniform, arc of two lobes at intermediate throughholes edge.

Guide collar 4 is by the uniform ring forming in plural forward inclined-plane 44, there is grade post 41 at the peak place on each forward inclined-plane, there is the spill locking slot 42 lower than forward inclined-plane peak on shelves post limit, has the protruding positioning bar 43 of uniform different heights to coordinate with the recessed positioning bar 14 of uniform different heights in lid inner peripheral wall on outer surface.

Pressed seat 5 peripheries are circular planes 57, there is raised and concentric annulus wall centre, in circular planes, have uniform positioning hole 51 and ring caulking groove 58, the upper surface at circular planes edge has extended flange 54, has uniform extended protruding hook 55 on the madial wall edge of flange.On the peripheral surface of annulus wall, there are uniform dog hole 53 and post hole 52, on the inwall of annulus wall upper end, have the shoulder 56 exceeding to shelve connecting base 2.

Inhale the circle sheet that skin 6 is made into by elasticity soft material, on circle sheet peripheral plane 65, there are uniform positioning block 61 and bulge loop 66, outward edge extends a lug 64, middle injection moulding is fixed with newel 62 and to inhale skin concentric, and on newel 62 upper end outer surfaces have the hook circle 63 that encircles spill and heighten part 3, snap-on sheet 31 coordinates.

Annulus wall in the middle of pressed seat 5 is inserted in guide collar 4 outward, guide collar can be around pressed seat left rotation and right rotation, put into and heighten part 3 in pressed seat inner side, inserting column 32 on it inserts respectively in the post hole 52 on pressed seat, and place spill locking slot 42 internal lockings in guide collar, again the periphery of connecting base 2 is embedded on the shoulder 56 in pressed seat upper end-hole, also the inserting hook on connecting base 2 22 is inserted in the dog hole 53 on pressed seat, connect into entirety with pressed seat, suction skin 6 utilizes the hook circle 63 on its newel 62 to buckle into and heightens in the middle snap-on sheet 31 of part, hook by the hook circle on newel the snap-on sheet 31 of heightening on part and connect into entirety, positioning block 61 on suction skin is buckled into respectively in the positioning port 51 on pressed seat and connects into entirety with pressed seat simultaneously, also the bulge loop 66 of inhaling on skin is embedded to the interior dual connection of ring caulking groove 58 on pressed seat, it is firm to connect.

Finally lid 1 is pressed into flange 54 places at pressed seat circular planes edge, and by the ring groove 11 of the protruding hook of flanged lip 55 difference insert cover lower limb outer circumference, vacuum chuck is assembled into.

Lid 1, connecting base 2, heighten part 3, guide collar 4, pressed seat 5, inhaling skin 6, to be shape be concentrically ringed central portion.

When use, clockwise rotate lid, drive the guide collar linking into an integrated entity with lid to rotate simultaneously, the inserting column 32 of now heightening on part slowly moves from low to high and raises with the forward inclined-plane 44 in guide collar, drive the whole part of heightening upwards to raise by inserting column 32 simultaneously, stop until encountering the shelves post 41 of forward inclined-plane 44 highest points, and get back to the other interior positioning and locking of spill locking slot 42 of grade post, no longer move.Heighten part raises and heightens suction skin 6 center portions that part connects and also raise along with heightening together with the rising of part along with cover strip is moving, and leave adsorption plane, inhale the negative pressure of vacuum that produces larger space between skin and adsorption plane, sucker is firmly adsorbed on adsorption plane, produce pulling force increase upwards along with inhaling skin 6, press guide collar 4 by inserting column 32, guide collar is pressed pressed seat 5, pressed seat presses again the peripheral plane of inhaling skin 6, withhold from level to level gapless, make to inhale tightly docile not gas leakage on adsorption plane of skin, in addition by the direct hung articles of connecting head, reduce the impact of object weight on adsorption force, just can make sucker for a long time firmly be adsorbed on adsorption plane.

If take off sucker, only need rotate backward and cover 1, rotated backward by cover strip action-oriented circle, the inserting column 32 of heightening on part leaves the locking slot 42 on forward inclined-plane 44, and the back slope 12 on inwall slides into the locking trough 13 internal lockings location on back slope from high to low along lid, along with heightening the reset of part, be pulled up that to also return to original position in the middle of the suction skin of rising concordant with adsorption plane, inhale skin central negative pressure and disappear, just can sucker be taken down stand-by from adsorption plane by the lug 64 of inhaling skin edge.

Claims

1. a vacuum chuck, comprise lid (1), pressed seat (5), heighten part (3), inhale the entirety that skin (6) connects into, the upper end that it is characterized in that described pressed seat (5) connects connecting base (2), lower end connects inhales skin (6), the inner side of described pressed seat (5) connects heightens part (3), outside connects guide collar (4), described guide collar (4) with described in heighten part (3) coordinate make to heighten part drive inhale skin move, the upper mounting suspension member of described connecting base (2), newel (62) on described suction skin (6) with described in heighten part (3) and connect into entirety, described lid (1) connects into entirety with pressed seat (5).

2. vacuum chuck according to claim 1, is characterized in that in the middle of described connecting base (2) rounded upper surface having connecting head (21) to be connected with suspension member, circular outer periphery have extend direction also down, symmetrical inserting hook (22).

3. vacuum chuck according to claim 1, the upper surface of heightening part (3) described in it is characterized in that has uniform loss of weight blind hole, periphery has and extends symmetrical groove (33) on two above uniform inserting columns (32) and periphery, the width of groove (33) is a bit larger tham the width of inserting hook (22) and quantity is identical, and there is the circular snap-on being made up of the above snap-on sheet (31) uniform, arc of two lobes at intermediate throughholes edge.

4. vacuum chuck according to claim 1, it is characterized in that the ring of described guide collar (4) by the uniform formation in plural forward inclined-plane (44), there is a grade post (41) at the peak place on each forward inclined-plane, there is the spill locking slot (42) lower than forward inclined-plane peak on shelves post limit, has the protruding positioning bar (43) of uniform different heights on outer surface.

5. according to the vacuum chuck described in claim 1 or 4, it is characterized in that having on the periphery of described lid (1) inwall uniform, the recessed positioning bar (14) of different heights, coordinate with the protruding positioning bar (43) on guide collar (4) outer surface, there is ring groove (11) lower limb outer periphery, in the middle of end face, there is through hole, on end face inwall, there are the annular circle wall and lid (1) inwall that are formed by two sections of above uniform back slopes (12) to have an interval, with under forward inclined-plane (44) corresponding matching in guide collar (4), there is the locking trough (13) of spill at the minimum point place of back slope (12).

6. vacuum chuck according to claim 1, it is characterized in that described pressed seat (5) periphery is circular planes (57), there is raised and concentric annulus wall centre, in circular planes, there are uniform positioning hole (51) and ring caulking groove (58), the upper surface at circular planes edge has extended flange (54), on the madial wall edge of flange, there is uniform extended protruding hook (55), on the peripheral surface of annulus wall, there are uniform dog hole (53) and post hole (52), on the inwall of annulus wall upper end, have the shoulder (56) exceeding to shelve connecting base (2).

7. according to the vacuum chuck described in claim 1 or 3, it is characterized in that the circle sheet that described suction skin (6) is made into by elasticity soft material, on circle sheet peripheral plane (65), there are uniform positioning block (61) and bulge loop (66), outward edge extends a lug (64), middle injection moulding is fixed with newel (62) and to inhale skin concentric, the hook circle (63) that newel (62) upper end outer surface has a ring spill with heighten part (3) and go up snap-on sheet (31) and coordinate.

8. according to the vacuum chuck described in claim 1 or 6, it is characterized in that the flange (54) that described lid (1) is pressed into pressed seat (5) disk edge locates, and by the protruding hook (55) of flanged lip respectively in the ring groove (11) of insert cover (1) lower limb outer circumference.