CN103612973A

CN103612973A - Dead weight aerated brick clamp with force amplifying mechanism

Info

Publication number: CN103612973A
Application number: CN201310672220.4A
Authority: CN
Inventors: 王传新
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-12-12
Filing date: 2013-12-12
Publication date: 2014-03-05

Abstract

The invention discloses a dead weight aerated brick clamp with a force amplifying mechanism. The dead weight aerated brick clamp comprises a clamp arm (1), a bracket (2), a force arm (3), a connecting rod (4), a lifting beam (5), a sleeve (6), a guide rod (7), a horizontal shaft (8), a hook base (9) and a detachable hook (10), wherein the bracket (2) is in an upper-layer and lower-layer frame structure; the upper end of the clamp arm (1) is connected to an upper frame of the bracket (2); the middle of the clamp arm (1) is connected to the lower end of the force arm (3) through a pin shaft; the upper end of the force arm (3) is connected to the lifting beam (5) through the connecting rod (4); the middle of the force arm (3) is connected to a lower frame through a pin shaft; the sleeve (6) is welded on the lifting beam (5); the guide rod (7) is arranged in the sleeve (6); and the lower end of the guide rod (7) is connected on the lower frame of the bracket (2). The dead weight aerated brick clamp is simple and compact in structure, and easy and convenient to operate, the labor intensity of workers can be greatly alleviated, and the transportation cost is reduced.

Description

Dead-weight aerated bricks fixture with force-increasing mechanism

Technical field

The present invention relates to a kind of aerated bricks handbarrow, specifically relate to a kind ofly aerated bricks gravity to be changed into friction force and the fixture to the Clamping force of aerated bricks.

Background technology

Common aerated bricks by supercharging still heat pressurization steam-cured after, generally that a dead lift is piled up, workman's labour intensity is very large, at present, aerated bricks fixture is that the thrust by hydraulic ram changes into the Clamping force of the aerated bricks transhipment aerated bricks of slinging, the existing aerated bricks fixture by aerated bricks deadweight generation gripping power can also be used 0.6 meter of high aerated bricks, to 1.2 meters of high aerated bricks, gripping power is inadequate significantly, can not use at all, for the structure of existing dead-weight aerated bricks fixture if carry 1.2 meters of high aerated bricks, just must bar structure add and double, fixture is large from weight, cost is high, and because volume is too large, cannot use when escort handling.

Summary of the invention

For overcoming the above problems, the object of the present invention is to provide a kind of compact conformation, gripping power large, can on general travelling crane hook, use, the aerated bricks of the dead-weight cheaply fixture that also can use on truck lorry-mounted crane suspension hook, makes place carrying and the truck transport of aerated bricks save manpower, high efficiency, low cost.

For achieving the above object, the invention provides a kind of dead-weight aerated bricks fixture with force-increasing mechanism, comprise jig arm, support, the arm of force, connecting rod, lifting beam, sleeve pipe, pilot bar, horizontal shaft, hook base, de-hook, described support is Dual-layer framed structure, the upper end of described jig arm is connected with support upper strata framework, the middle part of jig arm is connected by bearing pin with the lower end of the arm of force, the upper end of the described arm of force is connected with lifting beam by connecting rod, the middle part of the arm of force is connected with lower floor framework by bearing pin, Socket welding is connected in lifting beam, in sleeve pipe, be provided with pilot bar, pilot bar lower end is connected on lower floor's framework of support.

The inner side of jig arm of the present invention is provided with U-shaped groove, is provided with longitudinally two horizontal shafts between two jig arm, and its spindle nose inserts in U-shaped groove, and inner side, the lower end of jig arm is provided with horizontal elongated slot, and elastic element is installed in elongated slot, and described elastic element is nylon or rubber plate; Described de-welding hook is in the centre of lifting beam, and hook base is welded on the center of lower floor's framework, and described de-hook and hook base fasten; Between the described arm of force, connecting rod, lifting beam, lower floor's framework, by pin uranium, be connected; Between described jig arm upper end and support upper strata framework, by pin uranium, be connected.

Adopt after above technical scheme, the invention has the beneficial effects as follows: owing to having adopted the support of upper and lower two story frame structures and the dead-weight aerated bricks fixture of arm of force jig arm force-increasing mechanism, no longer need to increase propulsion source, and compact conformation, make aerated bricks go out the carrying after still and pile up and can by mechanical system, realize rapidly, also facilitate the transportation of aerated bricks simultaneously, greatly alleviated workman's labour intensity, improved work situation, reduced traffic cost, and simple in structure, easy and simple to handle, cost is low.

Accompanying drawing explanation

Fig. 1 is structural representation of the present invention.

Fig. 2 is lateral plan of the present invention.

Fig. 3 is that the present invention uses constitution diagram.

In figure: 1, jig arm 2, support 3 arm of forces 4, connecting rod 5, lifting beam 6, sleeve pipe 7, pilot bar 8, horizontal shaft 9, hook base 10, de-hook.

The specific embodiment

Below in conjunction with accompanying drawing, the invention will be further described.

Shown in Fig. 1, Fig. 2, Fig. 3, a kind of dead-weight aerated bricks fixture with force-increasing mechanism of the present invention, comprise jig arm 1, support 2, the arm of force 3, connecting rod 4, lifting beam 5, sleeve pipe 6, pilot bar 7, hook base 9, de-hook 10, described support 2 is Dual-layer framed structure, the upper end of described jig arm 1 is connected with support 2 upper strata frameworks, the upper strata framework of described support 2 is provided with four rectangular distributions of hinge hole, is connected respectively with four hinge holes in two jig arm 1 with bearing pin; The middle part of jig arm 1 is connected by bearing pin with the lower end of the arm of force 3, the described arm of force 3 is seven fonts, the upper end of the described arm of force 3 is connected with lifting beam 5 by connecting rod 4, the middle part of the arm of force 3 is connected with lower floor framework by bearing pin, the middle part of the lower end of the arm of force 3 and jig arm 1 is welded in lifting beam 5 by bearing pin 8 connector bushings 6, in sleeve pipe 6, be provided with pilot bar 7, pilot bar 7 lower ends are connected on lower floor's framework of support 2, and pilot bar 7 can slide up and down in sleeve pipe 6.

The inner side of jig arm 1 of the present invention is provided with U-shaped groove, is provided with longitudinally two horizontal shafts 8 between two jig arm, and its spindle nose inserts in U-shaped groove, and inner side, the lower end of jig arm 1 is provided with horizontal elongated slot, and elastic element is installed in elongated slot, and described elastic element is nylon or rubber plate; Described de-hook 10 is welded on the centre of lifting beam 5, and hook base 9 is welded on the center of lower floor's framework, and described de-hook 10 and hook base 9 fasten; Between the described arm of force 3, connecting rod 4, lifting beam 5, lower floor's framework, by pin uranium, be connected; Between described jig arm 1 upper end and support 2 upper strata frameworks, by pin uranium, be connected.

Fixture of the present invention integral body under the drive of driving or hoisting crane moves up, lifting beam 5 drives 10 de-hooks to depart from from the translot of hook base 9, now, lifting beam 5 and support 2 are in relative separation state, lifting beam 5 drivening rods 4 relatively rotate, connecting rod 4 drives the arm of force 3 to rotate, the arm of force 3 promotes jig arm 1 and rotates, the inner side of the lower end of described jig arm 1 is provided with the elongated slot of level, rubber elastic element has been installed in elongated slot, described two jig arm 1 are during to the center rotating of fixture, and the elastic element in the horizontal elongated slot in lower end clamps aerated bricks, carries; When fixture integral body is clamped aerated bricks and is moved to assigned address, fixture integral retaining aerated bricks integral body under the drive of driving or hoisting crane moves down, when aerated bricks is encountered ground or bracket, lower floor's framework of described support 2 can not continue to decline, described lifting beam 5 and support 2 are in relative separation state, lifting beam 5 is because the relative sliding of sleeve pipe 6 and pilot bar 7 can also continue certain distance that declines, described lifting beam 5 drivening rods 4 rotate backward, described connecting rod 4 drives the arm of force 3 to rotate backward, and the described arm of force 3 promotes jig arm 1 and rotates backward ,aerated bricks is unclamped in the lower end of described jig arm 1, lifting beam 5 also drives de-hook 10 declines to insert in the translot of hook base 9 simultaneously, and there is an action of lifting and rotating 90 degree, make the cross-arm of de-hook 10 and the translot of hook base 9 be 90 degree staggered, de-hook 10 and hook base 9 engage mutually, are hook state; If the cross-arm of de-hook 10 overlaps with the translot of hook base 9, be unhook state.

The present invention makes dead-weight aerated bricks fixture produce the gripping power that is not less than 1.1 times of aerated bricks gravity by the cooperation of the arm of force 3 and jig arm 1.The friction coefficient 0.5-0.58 of aerated bricks and nylon; The friction coefficient 0.62-0.71 of aerated bricks and rubber plate.

The present invention is when being put into above aerated bricks by fixture, lower floor's frame supported of its support 2 is on the surface of aerated bricks, lifting beam 5 is because of deadweight continuation decline, by connecting rod 4, drive the upper end of two arm of forces 3 to fixture central rotation, the lower end of two arm of forces 3 deviates from fixture central rotation, and because the lower end of two arm of forces 3 is because there being horizontal shaft 8 to be connected with the middle part of jig arm 1, jig arm 1 also deviates from fixture central rotation, the clamping rubber plate spacing of two jig arm 1 lower ends expands, thereby departs from aerated bricks.

Otherwise, when driving drives lifting beam 5 to rise, by connecting rod 4, drive the upper end of two arm of forces 3 to deviate from fixture central rotation, move to fixture center the lower end of two arm of forces 3, because the lower end of two arm of forces 3 is because there being horizontal shaft 8 to be connected with the middle part of jig arm 1, jig arm 1 is also to fixture central rotation, and the clamping rubber plate spacing of two jig arm 1 lower ends is dwindled, thereby clamps aerated bricks.

Claims

1. the dead-weight aerated bricks fixture with force-increasing mechanism, it is characterized in that: comprise jig arm (1), support (2), the arm of force (3), connecting rod (4), lifting beam (5), sleeve pipe (6), pilot bar (7), horizontal shaft (8), hook base (9), de-hook (10), described support (2) is Dual-layer framed structure, the upper end of described jig arm (1) is connected with support (2) upper strata framework, the middle part of jig arm (1) is connected by bearing pin with the lower end of the arm of force (3), the upper end of the described arm of force (3) is connected with lifting beam (5) by connecting rod (4), the middle part of the arm of force (3) is connected with lower floor framework by bearing pin, sleeve pipe (6) is welded in lifting beam (5), in sleeve pipe (6), be provided with pilot bar (7), pilot bar (7) lower end is connected on lower floor's framework of support (2).

2. a kind of dead-weight aerated bricks fixture with force-increasing mechanism according to claim 1, it is characterized in that: the inner side of described jig arm (1) is provided with U-shaped groove, between two jig arm, be provided with longitudinally two horizontal shafts (8), its spindle nose inserts in U-shaped groove, the inner side, lower end of jig arm (1) is provided with horizontal elongated slot, and elastic element is installed in elongated slot.

3. a kind of dead-weight aerated bricks fixture with force-increasing mechanism according to claim 2, is characterized in that: described elastic element is nylon or rubber plate.

4. a kind of dead-weight aerated bricks fixture with force-increasing mechanism according to claim 1, it is characterized in that: described de-hook (10) is welded on the centre of lifting beam (5), hook base (9) is welded on the center of lower floor's framework, and described de-hook (10) and hook base (9) fasten.

5. a kind of dead-weight aerated bricks fixture with force-increasing mechanism according to claim 1, is characterized in that: between the described arm of force (3), connecting rod (4), lifting beam (5), lower floor's framework, by pin uranium, be connected; Between described jig arm (1) upper end and support (2) upper strata framework, by pin uranium, be connected.