CN110775800B - Novel gantry magnetic crane feeding table - Google Patents

Novel gantry magnetic crane feeding table Download PDF

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Publication number
CN110775800B
CN110775800B CN201910856705.6A CN201910856705A CN110775800B CN 110775800 B CN110775800 B CN 110775800B CN 201910856705 A CN201910856705 A CN 201910856705A CN 110775800 B CN110775800 B CN 110775800B
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China
Prior art keywords
slider
screw
fixedly connected
connecting rod
base
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CN201910856705.6A
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CN110775800A (en
Inventor
于富海
张艳
张文静
杨辉
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Qingdao Tianneng Electric Power Engineering Machinery Co ltd
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Qingdao Tianneng Electric Power Engineering Machinery Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/04Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by magnetic means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/06Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
    • B66F7/0608Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement driven by screw or spindle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/28Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)

Abstract

The invention discloses a novel gantry magnetic crane feeding table, which comprises a base, a first screw and a second screw, the lifting device comprises a first stand column, a second stand column, a first lifting platform and a second lifting platform, wherein the first stand column and the second stand column are fixedly connected to two corners of one end of a base, a third slider and a fourth slider are arranged on the outer sides of the first stand column and the second stand column respectively, a first screw and a second screw are arranged on the other two corners of the base respectively, a first slider and a second slider are sleeved on the first screw and the second screw respectively, a first connecting rod is arranged between the first slider and the second slider, an air cylinder is arranged in the middle of the first connecting rod, the outer sides of the first slider and the second slider are connected with the first lifting platform and the second lifting platform through a first fixing rod and a second fixing rod respectively, and the first lifting platform and the second lifting platform are fixedly connected with the fourth slider and the third slider through a second connecting rod and a third connecting rod respectively. The invention improves the hoisting efficiency, eliminates the potential safety hazard, and has simple structure and strong practicability.

Description

Novel gantry magnetic crane feeding table
Technical Field
The invention relates to the technical field of magnetic crane equipment, in particular to a novel gantry magnetic crane feeding table.
Background
The magnetic crane is also called a magnetic jack, is small in size, large in suction force, simple to operate, energy-saving and long in service life, is mainly used for moving magnetic conductive steel materials in the hoisting operation process, can greatly improve the clamping efficiency of the magnetic conductive steel materials, and is widely applied to the transporting and hoisting processes of steel, machining, molds, warehouses and the like at present. Because magnetic force hangs the suction size unadjustable, when the magnetic conductivity iron and steel material of hoist and mount weight thickness difference, need change the magnetic force of different specifications and hang as required, otherwise the suction too big can cause hoist and mount the in-process simultaneously and hoist polylith iron and steel material, is not conform to the operation requirement, and the iron and steel material drops when the suction undersize can lead to hoist and mount, has very big potential safety hazard, and it is hard to frequently change the magnetic force and hang and waste time, reduces hoist and mount efficiency. Therefore, the magnetic crane feeding table is provided, and in the construction process, when various steel materials with different thicknesses and weights are needed in a short time, the magnetic crane does not need to be frequently replaced, and the smooth completion of the hoisting work can be guaranteed, so that the magnetic crane feeding table is of great significance.
Disclosure of Invention
In order to overcome the problems in the prior art, the invention provides a novel gantry magnetic crane feeding table.
The technical scheme adopted by the invention for solving the technical problems is as follows: a novel gantry magnetic crane feeding table comprises a base, a first screw rod, a second screw rod, a first upright column, a second upright column, a first lifting table and a second lifting table, wherein the base is of a structure that a half solid and a half part are provided with cavities, the first upright column and the second upright column are fixedly connected to two corners of one end of the solid structure of the base, the outer sides of the first upright column and the second upright column are respectively connected with a third slider and a fourth slider in a sliding manner through sliding rails, a worm penetrating through the cavities is arranged in the cavity of the base, two ends of the worm are respectively meshed with a first worm wheel and a second worm wheel, one end of the worm close to the first worm wheel is fixedly connected with the output end of a stepping motor, the first screw rod and the second screw rod are respectively and fixedly connected above the first worm wheel and the second worm wheel, steel plates are stacked on the base close to one ends of the first screw rod and the second screw rod, and a first slider and a second slider are respectively sleeved on, fixedly connected with head rod between first slider and the second slider, the head rod intermediate position is close to panel one side fixedly connected with cylinder, the first slider and the second slider outside are respectively through first dead lever and second dead lever fixedly connected with first elevating platform and second elevating platform, first elevating platform and second elevating platform are respectively through second connecting rod and third connecting rod and fourth slider and third slider fixed connection.
The feeding table of the novel gantry magnetic crane is characterized in that bearings are arranged at the joints of the first worm wheel, the second worm wheel and the base.
The feeding table of the novel gantry magnetic crane is characterized in that the first upright post, the second upright post, the first screw rod and the second screw rod are the same in height.
Foretell novel longmen magnetic force hangs feed platform, cylinder piston rod top is provided with first proximity switch, all be provided with second proximity switch on first elevating platform and the second elevating platform.
Foretell novel longmen magnetic force hangs feed platform, step motor, cylinder, first proximity switch and second proximity switch all are connected with the PLC controller communication.
Foretell novel longmen magnetic force hangs feed platform, first elevating platform and second elevating platform are close to second connecting rod and third connecting rod one end and all are provided with the flange.
The feeding table for the novel gantry magnetic crane is characterized in that the stacking height of the steel plates is smaller than the height of the first upright post, the height of the second upright post, the height of the first screw rod and the height of the second screw rod.
The feeding table has the advantages that the problem that the magnetic crane is frequently replaced in the hoisting process is effectively solved, and when different steel plates are hoisted, the phenomenon that a plurality of steel plates are hoisted simultaneously due to overlarge suction force of the magnetic crane is avoided, so that potential safety hazards are eliminated, and the hoisting efficiency is improved; the automatic process of the device is realized by arranging the first proximity switch, the second proximity switch and the PLC; set up dead lever and connecting rod respectively at the both ends of first elevating platform and second elevating platform, improved the intensity of elevating platform, the elevating platform takes place to rock when having avoided the steel sheet to fall on the elevating platform and leads to the steel sheet to drop. The invention has simple structure and strong practicability.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a side cross-sectional view of the base of the present invention;
FIG. 4 is a top cross-sectional view of the base of the present invention;
FIG. 5 is a communication diagram according to the present invention.
In the figure, 1, a base, 2, a steel plate, 3, a stepping motor, 4, a first screw rod, 5, a first sliding block, 6, a first connecting rod, 7, an air cylinder, 8, a first proximity switch, 9, a second sliding block, 10, a second screw rod, 11, a second fixing rod, 12, a second proximity switch, 13, a second lifting platform, 14, a third connecting rod, 15, a first upright post, 16, the first lifting platform, 17, a second upright post, 18, a sliding rail, 19, a second connecting rod, 20, the first fixing rod, 21, a flange, 22, a third sliding block, 23, a fourth sliding block, 24, a worm, 25, a first worm wheel, 26, a second worm wheel and 27 are provided with a PLC (programmable logic controller).
Detailed Description
In order to make the technical solutions of the present invention better understood, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
A novel gantry magnetic crane feeding table comprises a base 1, a first screw rod 4, a second screw rod 10, a first upright post 15, a second upright post 17, a first lifting table 16 and a second lifting table 13, wherein the base 1 is a structure that one half of the base is solid and one half of the base is provided with a cavity, the first upright post 15 and the second upright post 17 are fixedly connected to two corners of one end of the solid structure of the base 1, the outer sides of the first upright post 15 and the second upright post 17 are respectively connected with a third slider 22 and a fourth slider 23 in a sliding mode through a sliding rail 18, a worm 24 penetrating through the cavity is arranged in the cavity of the base 1, two ends of the worm 24 are respectively meshed with a first worm wheel 25 and a second worm wheel 26, one end of the worm 24, close to the first worm wheel 25, is fixedly connected with an output end of a stepping motor 3, a first screw rod 4 and a second screw rod 10 are respectively fixedly connected above the first worm wheel 25 and the second worm wheel 26, a steel plate 2 is stacked on the base 1, close, the improved plate-type lifting device is characterized in that a first slider 5 and a second slider 9 are respectively sleeved on the first screw rod 4 and the second screw rod 10, a first connecting rod 6 is fixedly connected between the first slider 5 and the second slider 9, the middle position of the first connecting rod 6 is close to a cylinder 7 fixedly connected to one side of a plate 2, a first lifting table 16 and a second lifting table 13 are respectively fixedly connected to the outer sides of the first slider 5 and the second slider 9 through a first fixing rod 20 and a second fixing rod 11, and the first lifting table 16 and the second lifting table 13 are respectively fixedly connected with a fourth slider 23 and a third slider 22 through a second connecting rod 19 and a third connecting rod 14.
Further, bearings are arranged at the joints of the first worm wheel 25 and the second worm wheel 26 and the base 1.
Furthermore, the first upright post 15, the second upright post 17, the first screw rod 4 and the second screw rod 10 are the same in height.
Further, a first proximity switch 8 is arranged above the piston rod of the air cylinder 7, and a second proximity switch 12 is arranged on each of the first lifting platform 16 and the second lifting platform 13.
Further, the stepping motor 3, the cylinder 7, the first proximity switch 8 and the second proximity switch 12 are all in communication connection with the PLC controller 27.
Further, a rib 21 is arranged at one end of each of the first lifting platform 16 and the second lifting platform 13 close to the second connecting rod 19 and the third connecting rod 14.
Further, the stacking height of the steel plates 2 is smaller than the heights of the first upright post 15, the second upright post 17, the first screw rod 4 and the second screw rod 10.
The working principle of the lifting platform is as follows: the stepping motor 3 drives the worm 24 to rotate, the worm 24 drives the first worm wheel 25 and the second worm wheel 26 to transmit, the first worm wheel 25 and the second worm wheel 26 drive the first screw rod 4 and the second screw rod 10 to rotate, the first screw rod 4 and the second screw rod 10 drive the first slider 5 and the second slider 9 to move up and down, the first slider 5 and the second slider 9 drive the first lifting platform 16 and the second lifting platform 13 to move up and down through the first fixing rod 20 and the second fixing rod 11, the second connecting rod 19 and the third connecting rod 14 fixedly connect one ends of the first lifting platform 16 and the second lifting platform 13 with the fourth slider 23 and the third slider 22, the strength of the first lifting platform 16 and the second lifting platform 13 is improved, and the first lifting platform 16 and the second lifting platform 13 are prevented from moving up and down in the working process.
Specifically, when the invention is used, a proper magnetic crane is selected according to the thickness and the weight of the steel plate required in the hoisting process, the selected magnetic crane can safely hoist the steel plate with the largest thickness and the largest weight, the switch stepping motor 3 is started to work, the first lifting platform 16 and the second lifting platform 13 are lifted to the uppermost ends of the first screw rod 4 and the second screw rod 10, then the stepping motor 3 is reversely rotated to drive the first sliding block 5 and the second sliding block 9 to move downwards, when the first proximity switch 8 senses the steel plate 2, the first proximity switch 8 sends a signal to the PLC controller 27, the PLC controller 27 sends a signal to the stepping motor 3 to control the stepping motor 3 to stop moving and simultaneously send a signal to the air cylinder 7 to control the air cylinder 7 to extend the piston rod to eject the steel plate 2 outwards, the steel plate 2 falls onto the first lifting platform 16 and the second lifting platform 13, the steel plate 2 on the lifting platform is taken away by the gantry magnetic crane, after the second proximity switch 12 is taken away, a signal is sent to the PLC controller 27, and the PLC controller 27 controls the stepping motor 3 to start working to drive the first slider 5 and the second slider 9 to move downwards, so as to enter the next cycle.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.

Claims (7)

1. The utility model provides a novel gantry magnetic crane feed platform, includes base (1), first screw rod (4), second screw rod (10), first stand (15), second stand (17), first elevating platform (16) and second elevating platform (13), its characterized in that: the base (1) is a structure which is half solid and is provided with a cavity, the first upright column (15) and the second upright column (17) are fixedly connected to two corners of one end of the solid structure of the base (1), the outer side of the first upright column (15) is connected with a third sliding block (22) in a sliding manner through a sliding rail (18), the outer side of the second upright column (17) is connected with a fourth sliding block (23) in a sliding manner through a sliding rail (18), a worm (24) penetrating through the cavity is arranged in the cavity of the base (1), two ends of the worm (24) are respectively meshed with a first worm wheel (25) and a second worm wheel (26), one end, close to the first worm wheel (25), of the worm (24) is fixedly connected with the output end of the stepping motor (3), a first screw rod (4) and a second screw rod (10) are respectively fixedly connected above the first worm wheel (25) and the second worm wheel (26), a steel plate (2) is stacked on the base (1) close to one ends of the first screw rod (, the steel plate lifting mechanism is characterized in that a first slider (5) and a second slider (9) are respectively sleeved on the first screw (4) and the second screw (10), a first connecting rod (6) is fixedly connected between the first slider (5) and the second slider (9), the middle position of the first connecting rod (6) is close to a cylinder (7) fixedly connected to one side of a steel plate (2), a first lifting platform (16) is fixedly connected to the outer side of the first slider (5) through a first fixing rod (20), a second lifting platform (13) is fixedly connected to the outer side of the second slider (9) through a second fixing rod (11), the first lifting platform (16) is fixedly connected with a fourth slider (23) through a second connecting rod (19), and the second lifting platform (13) is fixedly connected with the third slider (22) through a third connecting rod (14).
2. A novel gantry magnetic crane feeding table as claimed in claim 1, wherein bearings are arranged at the connection positions of the first worm gear (25) and the second worm gear (26) and the base (1).
3. A novel gantry magnetic crane feeding table as claimed in claim 1, wherein the first upright column (15), the second upright column (17), the first screw (4) and the second screw (10) are the same in height.
4. A novel gantry magnetic crane feeding table as claimed in claim 1, wherein a first proximity switch (8) is arranged above a piston rod of the cylinder (7), and a second proximity switch (12) is arranged on each of the first lifting table (16) and the second lifting table (13).
5. A novel gantry magnetic crane feeding table as claimed in claim 4, wherein the stepping motor (3), the cylinder (7), the first proximity switch (8) and the second proximity switch (12) are all in communication connection with a PLC (27).
6. A novel gantry magnetic crane feeding table as claimed in claim 1, wherein a rib (21) is arranged at one end of each of the first lifting table (16) and the second lifting table (13) close to the second connecting rod (19) and the third connecting rod (14).
7. A novel gantry magnetic crane feeding table as claimed in claim 1, wherein the stacking height of the steel plates (2) is smaller than the heights of the first upright (15), the second upright (17), the first screw (4) and the second screw (10).
CN201910856705.6A 2019-09-11 2019-09-11 Novel gantry magnetic crane feeding table Active CN110775800B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910856705.6A CN110775800B (en) 2019-09-11 2019-09-11 Novel gantry magnetic crane feeding table

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Application Number Priority Date Filing Date Title
CN201910856705.6A CN110775800B (en) 2019-09-11 2019-09-11 Novel gantry magnetic crane feeding table

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CN110775800A CN110775800A (en) 2020-02-11
CN110775800B true CN110775800B (en) 2021-02-09

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114031005B (en) * 2021-12-09 2022-06-21 淮北淮海建设工程有限责任公司 Civil engineering is with self-adaptation tower crane hoist and mount system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3732118A1 (en) * 1987-09-24 1989-04-06 Klaus Burkhardt Lifting device for boards or the like
CN205590250U (en) * 2016-03-29 2016-09-21 赖汉清 Movable support for construction
CN206009632U (en) * 2016-08-25 2017-03-15 鸿景鑫电子(重庆)有限公司 Punching press notebook base plate blank lifts localization machine

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