CN102701070A

CN102701070A - Lifting fixture for gypsum block

Info

Publication number: CN102701070A
Application number: CN2012102045116A
Authority: CN
Inventors: 吴敬龙; 蒲庆林; 蒋庆良; 张翔; 张琳瑸
Original assignee: ZHANGZHOU ZHENGBA BUILDING MATERIAL TECHNOLOGY Co Ltd
Current assignee: Fujian Zhengba New Material Co ltd
Priority date: 2012-06-20
Filing date: 2012-06-20
Publication date: 2012-10-03
Anticipated expiration: 2032-06-20
Also published as: CN102701070B

Abstract

The invention discloses a lifting fixture for a gypsum block. The lifting fixture comprises a main framework, wherein a fixed clamping plate is arranged at one side of the main framework; a rotating shaft is pivoted to the other side of the main framework; a movable clamping plate is connected to the rotating shaft; a guide holder is fixed at the middle of the main framework; a sliding block capable of vertically moving is arranged on the guide holder; a hook groove for limiting is arranged in the lower end of the sliding block; the upper end face of the sliding block is fixed with the top surface of an inverted U-shaped hanging bracket; a lifting hook is fixed on the upper end face of the hanging bracket; two connecting rods fixed to the rotating shaft are pivoted to two side edges of the hanging bracket through two movable connecting plates; when the top ends of the two connecting rods are positioned in a free state, the two connecting rods can drive the rotating shaft to rotate and enable the movable clamping plate to rotate towards the outer side; and a limiting assembly which vertically moves along the hanging bracket and selectively limits the ascending stroke of the sliding block or does not limit the ascending stroke of the sliding block is arranged at the corresponding side of the hook groove at the lower end of the sliding block. The lifting fixture disclosed by the invention is low in manufacturing and maintaining cost and convenient to use and is especially suitable for loading and unloading blocks in container yards.

Description

A kind of stone tongs of gypsum block

Technical field

The present invention relates to the stone tongs of walling unit, especially a kind of stone tongs of gypsum block.

Background technology

The loading and unloading and the displacement of existing walling unit are accomplished by simple anchor clamps or by manipulator by manual work usually, are that efficient is low by a dead lift one, and the 2nd, labour intensity is big; Carry through manipulator, need use pneumatic or hydraulic unit, the one, the control difficulty is higher, and the 2nd, the input cost and the maintenance cost of equipment are higher, and the 3rd, manipulator is more suitable for the displacement of manufacturing line building block, and the loading and unloading building block is used inconvenient in the stockyard.

Summary of the invention

The technical matters that the present invention will solve provides a kind of stone tongs of gypsum block, and manufacturing and maintenance cost are low, easy to use, is particularly suitable for stockyard loading and unloading building block.

For achieving the above object; Technical scheme of the present invention is: a kind of stone tongs of gypsum block; Comprise main frame; The strap that main frame one side setting is extended downward vertically, the main frame opposite side articulates a rotating shaft that parallels with strap, is connected with in the rotating shaft to the ambulatory splint that extends below; Center fixed one above the main frame is perpendicular to the guide holder of main frame; One slide block moving up and down is installed on the guide holder; The lower end of slide block is provided with the spacing hook groove of using, and the end face of the upper surface of slide block and an inverted U-shaped suspension bracket fixes, and the upper surface of suspension bracket is fixed with suspension hook; Two lateral margins of suspension bracket articulate an active plate respectively; The bottom of two active plates is provided with the connecting bore that is roughly inverted triangle; Two connecting rods that are fixed in rotating shaft are connected with the inverted triangle connecting bore of two active plates through bearing pin respectively, and two connecting rods can drive the rotating shaft rotation and ambulatory splint is rotated toward the outside when top of two connecting rods was in free state; The respective side of end hook groove is provided with suspension bracket and moves up and down the limit assembly that limits the slide block upward stroke selectively or do not limit the slide block upward stroke under the slide block.

Preferred described limit assembly comprises the voussoir limit base, goes up voussoir and lower wedge block; Voussoir limit base lower end is connected with main frame, the upper end is connected with guide holder; Last voussoir and lower wedge block are articulated and are contained in the centre of voussoir limit base; The inboard top of voussoir limit base is fixed with the orienting lug when moving on the voussoir, and the inboard middle part of voussoir limit base is fixed with locating piece, and the middle part of last voussoir is equipped with a flexible piece and is matched with described locating piece; End hook groove respective side is provided with fitting projection under lower wedge block and the slide block; On the voussoir limit base below the lower wedge block roller is housed, the bottom of lower wedge block is provided with the convenient curved surface that on roller, slides, and voussoir and lower wedge block have selection to carry out spacing or not spacing to the upward stroke of slide block on the convenience.

Further improve; The bottom of described voussoir limit base fixes with bolt and main frame through the key-way through hole; Seat is regulated on the top of guide holder fixing one, and the top of voussoir limit base also is connected with the adjusting seat through the key-way through hole, the spacing between convenient adjustment voussoir limit base and the guide holder.

Further improve, the relative side of described strap and ambulatory splint is equipped with convexity, on the described convexity slipmat is housed, more convenient clamping building block.

The present invention cooperates through slide block and limit assembly; When slide block moves on suspension bracket and the upward stroke of slide block when not receiving limit assembly spacing; Suspension bracket can clockwise rotate through active plate drivening rod, rotating shaft, ambulatory splint, and ambulatory splint just rotates toward the direction of strap and makes anchor clamps be in clamped condition; When slide block moves on suspension bracket and the upward stroke of slide block when receiving limit assembly spacing; The top of two connecting rods just was in free state with respect to the inverted triangle connecting bore of two active plates and can drives the rotating shaft left-hand revolution ambulatory splint is rotated toward the outside this moment, made anchor clamps be in clamped condition; And suspension bracket makes ambulatory splint rotate toward the outside because of the top of two connecting rods can drive the rotating shaft left-hand revolution with respect to the inverted triangle connection hole of two active plates in free state naturally when putting down, and makes anchor clamps be in clamped condition.

Therefore the present invention can not realize clamping and loosening two states under the prerequisite by pneumatic, hydraulic power, and integral structure is simple, makes with maintenance cost lowly, easy to use, is particularly suitable for the stockyard and loads and unloads building block, and can effectively improve handling efficiency.

Description of drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is the left view of Fig. 1.

Fig. 3 is the A-A cutaway view of Fig. 2.

Fig. 4 is a block diagram of the present invention.

Fig. 5 is a guide holder block diagram of the present invention.

Fig. 6 is a voussoir limit base block diagram of the present invention.

Fig. 7 is a slide block front view of the present invention.

Fig. 8 is an active plate front view of the present invention.

Fig. 9 is a voussoir block diagram in the present invention.

Figure 10 is a lower wedge block block diagram of the present invention.

Figure 11 is a clamped condition part sectional view of the present invention.

Figure 12 is a relaxation state part sectional view of the present invention.

The specific embodiment

Below in conjunction with accompanying drawing and concrete embodiment the present invention is done further explain.

Fig. 1 is to shown in Figure 10; A kind of stone tongs of gypsum block comprises main frame 1, the strap 2 that main frame 1 one side settings are extended downward vertically; Main frame 1 opposite side articulates a rotating shaft 3 that parallels with strap 2, is connected with in the rotating shaft 3 to the ambulatory splint that extends below 4;

Center fixed one above the main frame 1 is perpendicular to the guide holder 5 of main frame 1; One slide block 6 moving up and down is installed on the guide holder 5; The lower end of slide block 6 is provided with spacing with hook groove 61, and the end face of the upper surface of slide block 6 and an inverted U-shaped suspension bracket 7 fixes, and the upper surface of suspension bracket 7 is fixed with suspension hook 71;

Two lateral margins of suspension bracket 7 articulate an active plate 8 through a bearing pin 72 respectively; The bottom of two active plates 8 is provided with the connecting bore 81 that is roughly inverted triangle; Two connecting rods 9 that are fixed in rotating shaft 3 are connected with the inverted triangle connecting bore 81 of two active plates 8 through bearing pin 91 respectively, and two connecting rods 9 can drive rotating shaft 3 rotations and ambulatory splint 4 is rotated toward the outside when top of two connecting rods 9 was in free state;

The respective side of 6 times end hook grooves 61 of slide block is provided with suspension bracket 7 and moves up and down the limit assembly 10 that limits slide block 6 upwards stroke selectively or do not limit slide block 6 upwards stroke.

Preferred described limit assembly 10 comprises voussoir limit base 11, goes up voussoir 12 and lower wedge block 13; Voussoir limit base 11 lower ends are connected with main frame 1, the upper end is connected with guide holder 5; Can fix with bolt and main frame 1 then at the bottom of voussoir limit base 11 processing key-way through hole 111; Seat 51 fixing one is regulated earlier in top at guide holder 5; The top of voussoir limit base 11 also is processed with key-way through hole 112 usefulness bolts and is connected with adjusting seat 51, the spacing between convenient like this adjustment voussoir limit base 11 and the guide holder 5.

Last voussoir 12 is articulated with lower wedge block 13 and is contained in the centre of voussoir limit base 11; Can be in the processing part, middle part of last voussoir 12 cylinder shape groove 121; Cylinder 131 in the processing part, top of lower wedge block 13, are enclosed within the part cylinder 131 on lower wedge block 13 tops to form on the part cylinder shape groove 121 at voussoir 12 middle parts to articulate;

Voussoir limit base 11 inboard tops are fixed with the orienting lug 14 when moving on the voussoir 12; Voussoir limit base 11 inboard middle parts are fixed with locating piece 15; The middle part of last voussoir 12 is equipped with a flexible piece 122 and is matched with described locating piece 15; Lower wedge block 13 is provided with fitting projection 132 with 6 times end hook groove 61 respective side of slide block, on the voussoir limit base 11 below the lower wedge block 13 roller 16 is housed, and the bottom of lower wedge block 13 is provided with the convenient curved surface 133 that on roller 16, slides.

Be equipped with on protruding 21,41, described protruding 21,41 in strap 2 and ambulatory splint 4 relative sides slipmat 17 is housed.

Operating principle of the present invention is following:

Shown in Figure 3; When the present invention is put into above the building block 20 that will grasp through hanging device, ambulatory splint 4 biased outward, last voussoir 12 leans against on the locating piece 15 through the flexible piece 122 that is contained in voussoir 12 middle parts with lower wedge block 13; Last voussoir 12 is in meta with lower wedge block 13; This moment, but slide block 6 easy on and off moved, and 10 pairs of slide blocks of whole limit assembly do not play position-limiting action, and anchor clamps are in relaxation state.

Shown in Figure 11; When hanging device extracts suspension bracket 7 through suspension hook 71; Suspension bracket 7 also up extracts slide block 6 through active plate 8 drivening rods 9, rotating shaft 3, ambulatory splint 4 clickwises simultaneously, ambulatory splint 4 toward the direction of straps 2 near building block 20 clampings; Whole anchor clamps are in clamped condition, and hanging device just can move to required place to building block 20 through the present invention; Voussoir 12 and lower wedge block 13 are owing to shift weight on the slide block 6 squints downwards on this moment, and last voussoir 12 is extremely the next along roller 16 landings with lower wedge block 13, and the upward stroke of carrying out slide block 6 carries out spacing preparation.

Shown in Figure 12, after hanging device moves to required place to building block 20 through the present invention; The present invention need break away from from building block 20; When hanging device puts down building block 20 through the present invention; Slide block 6 descends; The hook groove 61 of slide block 6 lower ends just hooks the fitting projection 132 of lower wedge block 13, and when hanging device extracted suspension bracket 7 through suspension hook 71 again, slide block 6 upwards extracted lower wedge block 13 and last voussoir 12 simultaneously; Make voussoir 12 and lower wedge block 13 be in upper; The upward stroke of

voussoir

12 and 13 pairs of slide blocks 6 of lower wedge block plays position-limiting action on this moment, and the top of two connecting rods 9 just is in free state with respect to the inverted triangle connecting bore 81 of two active plates 8 and drives rotating shaft 3 left-hand revolutions and ambulatory splint 4 rotated toward the outsides unclamp building block 20, and hanging device just can be removed the present invention from building block 20; Simultaneously when suspension bracket 7 is put down again; Slide block 6 moves down; Last voussoir 12 leans against on the locating piece 15 through the flexible piece 122 that is contained in voussoir 12 middle parts with lower wedge block 13; Last voussoir 12 and lower wedge block 13 are in meta not to be got position-limiting action to the upward stroke of slide block 6 and gets back to state shown in Figure 3, and slide block 6 can move by easy on and off again.

Therefore the present invention can realize that mentioning ambulatory splint 4 after suspension bracket 7 puts down is in clamped condition, mentions ambulatory splint 4 again after suspension bracket 7 puts down then again and is in the switching between the relaxation state, convenient carrying building block 20.

Below only be preferred embodiment of the present invention, the change that those skilled in the art does to be equal to by claim all falls into the protection domain of this case.

Claims

1. the stone tongs of a gypsum block comprises main frame, and the strap that main frame one side setting is extended downward vertically is characterized in that:

The main frame opposite side articulates a rotating shaft that parallels with strap, is connected with in the rotating shaft to the ambulatory splint that extends below;

Center fixed one above the main frame is perpendicular to the guide holder of main frame; One slide block moving up and down is installed on the guide holder; The lower end of slide block is provided with the spacing hook groove of using, and the end face of the upper surface of slide block and an inverted U-shaped suspension bracket fixes, and the upper surface of suspension bracket is fixed with suspension hook;

Two lateral margins of suspension bracket articulate an active plate respectively; The bottom of two active plates is provided with the connecting bore that is roughly inverted triangle; Two connecting rods that are fixed in rotating shaft are connected with the inverted triangle connecting bore of two active plates through bearing pin respectively, and two connecting rods can drive the rotating shaft rotation and ambulatory splint is rotated toward the outside when top of two connecting rods was in free state;

The respective side of end hook groove is provided with suspension bracket and moves up and down the limit assembly that limits the slide block upward stroke selectively or do not limit the slide block upward stroke under the slide block.

2. the stone tongs of a kind of gypsum block according to claim 1; It is characterized in that: described limit assembly comprises the voussoir limit base, goes up voussoir and lower wedge block; Voussoir limit base lower end is connected with main frame, the upper end is connected with guide holder; Last voussoir and lower wedge block are articulated and are contained in the centre of voussoir limit base, and the inboard top of voussoir limit base is fixed with the orienting lug when moving on the voussoir, and the inboard middle part of voussoir limit base is fixed with locating piece; The middle part of last voussoir is equipped with a flexible piece and is matched with described locating piece; End hook groove respective side is provided with fitting projection under lower wedge block and the slide block, on the voussoir limit base below the lower wedge block roller is housed, and the bottom of lower wedge block is provided with the convenient curved surface that on roller, slides.

3. the stone tongs of a kind of gypsum block according to claim 1; It is characterized in that: the bottom of described voussoir limit base fixes with bolt and main frame through the key-way through hole; Seat is regulated on the top of guide holder fixing one, and the top of voussoir limit base also is connected with the adjusting seat through the key-way through hole.

4. according to the stone tongs of each described a kind of gypsum block of claim 1 to 3, it is characterized in that: the relative side of described strap and ambulatory splint is equipped with convexity, on the described convexity slipmat is housed.