CN105253802A - Lead-screw double-column type automobile elevator - Google Patents

Lead-screw double-column type automobile elevator Download PDF

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Publication number
CN105253802A
CN105253802A CN201510743152.5A CN201510743152A CN105253802A CN 105253802 A CN105253802 A CN 105253802A CN 201510743152 A CN201510743152 A CN 201510743152A CN 105253802 A CN105253802 A CN 105253802A
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CN
China
Prior art keywords
sides
button
lifting machine
driving motor
elevator
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Pending
Application number
CN201510743152.5A
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Chinese (zh)
Inventor
徐洪学
郭秀英
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Shenyang University
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Shenyang University
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Priority to CN201510743152.5A priority Critical patent/CN105253802A/en
Publication of CN105253802A publication Critical patent/CN105253802A/en
Pending legal-status Critical Current

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Abstract

The invention provides a lead-screw double-column type automobile elevator, and relates to an auxiliary automobile maintenance device. The lead-screw double-column type automobile elevator is characterized in that the elevator comprises a programmable logic controller (PLC), drive motors on the two sides, revolution counter switches of the drive motors on the two sides, stand-column box bodies on the two sides, lead screws on the two sides, upper-lead-screw bearing frames on the two sides, upper stroke switches on the two sides, nut lifting sliding tables on the two sides, lifting mechanisms on the two sides, lower stroke switches on the two sides, lower lead screw bearing frames on the two sides and elevator control panels comprising elevator main-power rotary buttons, scram buttons, ascending buttons A, ascending buttons B, descending buttons A and descending buttons B. Supporting bodies of the elevator are the stand-column box bodies on the two sides. One sides of the stand-column box bodies are provided with openings, and the openings are opposite to each other. By means of the lead-screw double-column type automobile elevator, up-down sliding and sliding height balance of the nut lifting sliding tables of the elevator can be controlled, and the lead-screw double-column type automobile elevator has the beneficial effects of being easy to use, easy to mount, easy to maintain, safe, reliable and the like.

Description

A kind of leading screw twin post auto lifting machine
Technical field
The present invention relates to a kind of automobile guarantee maintenance facility, particularly relate to one.The present invention relates to modern automobile guarantee maintenance facility and manufacture field, be specially.
Background technology
Lifting machine occupies critical role in modern automobile maintenance facility, especially carries out in maintenance process to roadlice in without ground maintenance tunnel situation, and it is an indispensable roadlice maintenance instrument.
The running part of traditional mechanical type leading screw double-column lifter adopts the chain drive of major and minor leading screw and lower end usually, wherein main leading screw drives rotation by drive motor by belt gear, paranema thick stick is driven by chain drive and rotates, by the rotation of major and minor screw mandrel, respective lift nut slide unit and connected lift mechanism is correspondingly driven to do synchronization lifting motion, chain drive structure is added owing to adopting lead screw transmission, thus its mechanical transmission mechanism is more complicated, and maintaining equipments process is loaded down with trivial details.In addition, electric control system usually adopts simple discrete electronics package to realize equipment and controls, and control method is backwardness comparatively, and lacks safety of operation guarantee.Therefore need, in traditional mechanical type leading screw lifting machine Equipment Foundations, to carry out device structure design improvement, simplify old mechanical transmission mechanism, and carry out the upgrading of control method.
Summary of the invention
The object of the present invention is to provide a kind of leading screw twin post auto lifting machine, the present invention makes drive motor arbor directly be fixedly connected with leading screw, by introducing Programmable Logic Controller (PLC), realize sliding up and down lifting machine lift nut slide unit and the control of the high balance that slides, there is easy use, easily install, easy-maintaining and the feature such as safe and reliable.
The object of the invention is to be achieved through the following technical solutions:
A kind of mechanical type leading screw double-column lifter of improvement is provided.The hardware components of the mechanical type leading screw double-column lifter of this improvement comprises: lead screw shaft bolster under lead screw shaft bolster, both sides upper stroke switch, both sides lift nut slide unit, both sides lift mechanism, both sides lower stroke switch, both sides on Programmable Logic Controller (PLC), both sides driving motor, both sides driving motor revolution-meter switch, two heel post casings, both sides leading screw, both sides, and comprises the lifting machine control panel of lifting machine general supply knob, scram button, up button A, up button B, descending button A and descending button B.
The supportive body of lifting machine is two heel post casings, and column casing all side is provided with opening, and opening is relative; Be separately installed with a rhizoid thick stick in two heel post box cavity, and be fixed on column casing respectively by both sides head bearing frame and lower bearing bracket; Both sides leading screw is separately installed with a lift nut slide unit, and both sides lift nut slide unit is connected with lift mechanism respectively; The inwall of two heel post box openings is separately installed with upper stroke switch and lower stroke switch; Be separately installed with driving motor at two heel post casing tops, both sides driving motor arbor is fixedly connected with leading screw respectively by mechanical locking; Also be separately installed with driving motor revolution-meter switch at two heel post casing tops, both sides driving motor revolution-meter switch is arranged on the position near driving motor arbor respectively; Programmable Logic Controller (PLC) is arranged on the top of a heel post casing, is connected with power supply and various controlled switchgear by wire; Lifting machine control panel is arranged on same heel post body side upper position, is provided with lifting machine general supply knob, scram button, up button A, up button B, descending button A and descending button B in control panel.
The both sides lift nut slide unit of lifting machine and coupled lift mechanism are connected with Programmable Logic Controller (PLC), under the control of Programmable Logic Controller (PLC), by the driving of both sides driving motor, respectively along the lifting simultaneously of both sides leading screw or landing, thus drive the roadlice be placed on the lift mechanism of both sides by lifting or landing.
Advantage of the present invention and effect are:
The present invention cancels traditional chain drive, major and minor two leading screws are all driven by drive motor and rotate, and drive motor arbor is directly fixedly connected with leading screw, and retain the original design of lift nut slide unit and connected lift mechanism, now two leading screws divide without major and minor.By introducing Programmable Logic Controller (PLC), realize sliding up and down lifting machine lift nut slide unit and the control of the high balance that slides, thus solve the deficiency that traditional mechanical type leading screw double-column lifter exists.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in detail.
Device is a kind of mechanical type leading screw double-column lifter of improvement as shown in Figure 1.
In Fig. 1, parts comprise: 1 is Programmable Logic Controller (PLC), 2 and 3 is both sides driving motor, 4 and 5 is both sides driving motor revolution-meter switches, 6 and 7 is both sides head bearing framves, 8 and 9 is two heel post casings, , 10 and 11 is both sides upper stroke switch, 12 and 13 is both sides leading screw, 14 and 15 is both sides lift nut slide units, 16 and 17 is both sides lift mechanism, 18 and 19 is both sides lower stroke switch, 20 and 21 is both sides lower bearing bracket, 22 is lifting machine general supply knob, 23 is scram button, 24 is up button A, 25 is up button B, 26 is descending button A, 27 is descending button B.
Comprising: column casing 8 and column casing 9 play supporting role to whole lifting machine, by meeting to support, column casing emphasizes that the sheet metal of designing requirement processes, two heel post casings are all provided with opening in side, and opening is relative, run to facilitate lift nut slide unit 14 and lift nut slide unit 15 and the lifting of lift mechanism be connected with them or to land, lift mechanism 16 is fixedly connected with lift nut slide unit 14, lift mechanism 17 is fixedly connected with lift nut slide unit 15, and lift mechanism 16 and 17 holds up the roadlice treating lifting jointly; Leading screw 12 is fixedly mounted in column casing 8 chamber by head bearing frame 6 and lower bearing bracket 20, and leading screw 13 is fixedly mounted in column casing 9 chamber by head bearing frame 7 and lower bearing bracket 21; Lift nut slide unit 14 is connected with leading screw 12 by nut, lift nut slide unit 15 is connected with leading screw 13 by nut, both sides lift nut slide unit does lifting carriage along corresponding leading screw separately, the dynamical equilibrium of adjustable height is controlled by Programmable Logic Controller (PLC) 1, and dynamic height difference is controlled in tolerance band; Programmable Logic Controller (PLC) 1 is arranged on the top of column casing 9, is connected with power supply and various controlled switchgear by wire; The inwall of column casing 8 open side is separately installed with upper stroke switch 10 and lower stroke switch 18, the inwall of column casing 9 open side is separately installed with upper stroke switch 11 and lower stroke switch 19, and the setting height(from bottom) of upper stroke switch and lower stroke switch is advisable with convenient for maintaining librarian use lifting machine; Driving motor 2 is arranged on the top of column casing 8, and is fixedly connected with left side leading screw 12 by mechanical locking, and driving motor 3 is arranged on the top of column casing 9, and is fixedly connected with leading screw 13 by mechanical locking; Driving motor revolution-meter switch 4 is arranged on the top of column casing 8, and installation site, near the arbor of driving motor 2, ensures that this arbor often rotates a circle and will contact once with driving motor revolution-meter switch 4; Driving motor revolution-meter switch 5 is arranged on the top of column casing 9, installation site is near the arbor of driving motor 3, ensure that this arbor often rotates a circle and will contact once with driving motor revolution-meter switch 5, both sides driving motor revolution-meter switch is respectively used to calculate number of revolutions when driving motor normally works; The control panel of lifting machine is arranged on the side upper position of column casing 9, setting height(from bottom) uses lifting machine to be advisable to facilitate behaviour maintainer, lifting machine general supply knob 22, scram button 23, up button A24, up button B25, descending button A26 and descending button B27 are installed in control panel, wherein scram button be used for the sudden stop of lifting machine, up button A and up button B be both hands press just simultaneously effectively button, descending button A and descending button B also for both hands press just effective button simultaneously.
According to the safety regulation for operations of the mechanical type leading screw double-column lifter improved, the operating process of setting lifting machine is as follows: rotating lifting machine general supply knob 22, connects lifter system general supply; press up button A24 and up button B25 simultaneously, make lift mechanism 16 and 17 be lifted to the upper end maximum height of setting, to adjust the position of upper stroke switch 10 and 11, thus lifting machine upper extreme position is set; Press descending button A26 and descending button B27 simultaneously, make lift mechanism 16 and 17 drop to the lower end minimum altitude of setting, to adjust the position of lower stroke switch 18 and 19, thus lifting machine lower limit position is set; load by the roadlice of maintaining; press up button A24 and up button B25 simultaneously, suitable operation height will be lifted to by the roadlice of maintaining, and start to carry out operation process to by the roadlice of maintaining.Attention: wherein step only uses when needs adjust the upper and lower stroke switch position.
The lifting of whole roadlice or descent are controlled to handle by (revolving) button by the operation on lifting machine control panel, and operating process must meet following safety regulation for operations:
the turn lifting machine general supply knob when each equipment unit of lifting machine maintains intact, connects lifting machine general supply;
the lifting process of both sides lift nut slide unit and coupled lift mechanism must be pressed simultaneously and could be started by up button A and up button B, now no matter give rise to any position, before arrival limes superiors stroke, unclamp up button A and up button B individually or simultaneously, lifting process will stop immediately, and during arrival limes superiors stroke, lifting process will stop automatically;
the descent of both sides lift nut slide unit and coupled lift mechanism must be pressed simultaneously and could be started by descending button A and descending button B, now no matter drop to any position, before arrival smallest limit stroke, unclamp descending button A and descending button B individually or simultaneously, descent will stop immediately, and during arrival limes superiors stroke, descent will stop automatically;
any foreign matter must not be had to enter lifting spatial dimension when both sides lift nut slide unit and the landing of coupled lift mechanism;
(5) lifting machine is in operational process, no matter occurs unintended emergency situation, all needs to press scram button, stops lifting machine and runs.
The enforcement of above-mentioned safety regulation for operations, will effectively ensure steadily controlled by the safe and reliable and overall process in lifting or descent of roadlice.

Claims (2)

1. a leading screw twin post auto lifting machine, it is characterized in that, described lifting machine to comprise on Programmable Logic Controller (PLC), both sides driving motor, both sides driving motor revolution-meter switch, two heel post casings, both sides leading screw, both sides lead screw shaft bolster under lead screw shaft bolster, both sides upper stroke switch, both sides lift nut slide unit, both sides lift mechanism, both sides lower stroke switch, both sides, and comprises the lifting machine control panel of lifting machine general supply knob, scram button, up button A, up button B, descending button A and descending button B; The supportive body of lifting machine is two heel post casings, and column casing all side is provided with opening, and opening is relative; Be separately installed with a rhizoid thick stick in two heel post box cavity, and be fixed on column casing respectively by both sides head bearing frame and lower bearing bracket; Both sides leading screw is separately installed with a lift nut slide unit, and both sides lift nut slide unit is connected with lift mechanism respectively; The inwall of two heel post box openings is separately installed with upper stroke switch and lower stroke switch; Be separately installed with driving motor at two heel post casing tops, both sides driving motor arbor is fixedly connected with leading screw respectively by mechanical locking; Also be separately installed with driving motor revolution-meter switch at two heel post casing tops, both sides driving motor revolution-meter switch is arranged on the position near driving motor arbor respectively; Programmable Logic Controller (PLC) is arranged on the top of a heel post casing, is connected with power supply and various controlled switchgear by wire; Lifting machine control panel is arranged on same heel post body side upper position, is provided with lifting machine general supply knob, scram button, up button A, up button B, descending button A and descending button B in control panel.
2. a kind of leading screw twin post auto lifting machine according to claim 1, is characterized in that, the both sides lift nut slide unit of described lifting machine and coupled lift mechanism are connected with Programmable Logic Controller (PLC).
CN201510743152.5A 2015-11-05 2015-11-05 Lead-screw double-column type automobile elevator Pending CN105253802A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510743152.5A CN105253802A (en) 2015-11-05 2015-11-05 Lead-screw double-column type automobile elevator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510743152.5A CN105253802A (en) 2015-11-05 2015-11-05 Lead-screw double-column type automobile elevator

Publications (1)

Publication Number Publication Date
CN105253802A true CN105253802A (en) 2016-01-20

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105776058A (en) * 2016-04-01 2016-07-20 天津天大滨海船舶与海洋工程研究院有限公司 Control method of synchronizing lifting heights of multiple lifters
CN109823985A (en) * 2019-03-04 2019-05-31 青岛欧轩机械有限公司 A kind of intelligent protection formula lifting machine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2413962Y (en) * 1999-11-18 2001-01-10 陈明环 Double-column mechanical type car lifting machine
CN201952160U (en) * 2011-02-25 2011-08-31 宁波市鄞州海胜机械有限公司 Electric hoist for hoisting automobile
CN104210985A (en) * 2013-06-03 2014-12-17 上海欧珀机电设备有限公司 Double-column lifting machine
CN205170269U (en) * 2015-11-05 2016-04-20 沈阳大学 Lead screw queen post automobile elevator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2413962Y (en) * 1999-11-18 2001-01-10 陈明环 Double-column mechanical type car lifting machine
CN201952160U (en) * 2011-02-25 2011-08-31 宁波市鄞州海胜机械有限公司 Electric hoist for hoisting automobile
CN104210985A (en) * 2013-06-03 2014-12-17 上海欧珀机电设备有限公司 Double-column lifting machine
CN205170269U (en) * 2015-11-05 2016-04-20 沈阳大学 Lead screw queen post automobile elevator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105776058A (en) * 2016-04-01 2016-07-20 天津天大滨海船舶与海洋工程研究院有限公司 Control method of synchronizing lifting heights of multiple lifters
CN109823985A (en) * 2019-03-04 2019-05-31 青岛欧轩机械有限公司 A kind of intelligent protection formula lifting machine

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Application publication date: 20160120

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