CN114348911A - Lifting device of stacker crane - Google Patents
Lifting device of stacker crane Download PDFInfo
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- CN114348911A CN114348911A CN202210019318.9A CN202210019318A CN114348911A CN 114348911 A CN114348911 A CN 114348911A CN 202210019318 A CN202210019318 A CN 202210019318A CN 114348911 A CN114348911 A CN 114348911A
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Abstract
The invention relates to a lifting device of a stacker crane, which is used for driving a clamp for clamping and lifting a stacked material clamp and comprises a travelling frame arranged above the clamp, wherein a lifting channel is arranged in the middle of the travelling frame, the inner walls of two sides of the lifting channel are respectively connected with a lifting shaft frame in a sliding manner, the lower end of the lifting shaft frame is fixed with the clamp through a connecting piece, the lifting device also comprises a rack and pinion mechanism and a speed reducing motor, the rack and pinion mechanism is arranged on the front end surface of the lifting shaft frame and extends along the extending direction of the lifting shaft frame, the gear reducing motor is fixed on the travelling frame and is used for driving the gear to rotate, an air cylinder is also fixed on the travelling frame in front of the lifting shaft frame, the output end of the air cylinder is connected with a piston rod, and the lower end of the piston rod is connected with the lifting shaft frame through a floating joint. Therefore, the lifting capacity and speed range are wide, energy is saved, efficiency is high, the structure is simple, and the requirement for timely stacking materials in the production process of medium and high yield can be met.
Description
Technical Field
The invention relates to the technical field of automatic stacking, in particular to a lifting device of a stacker crane.
Background
At present, when heavy load materials are stacked and grabbed, in order to achieve the purpose of energy conservation, a method for reducing the power of a speed reduction motor of a stacker crane lifting mechanism is generally adopted, and a counterweight block type lifting mechanism or an air cylinder is used for lifting. The lifting mechanisms have the problems of limited lifting capacity and speed, high energy consumption, complex structure, high failure rate, low automation degree, limited use range and equipment arrangement and the like, and cannot meet the requirement of timely stacking materials in the production process with medium and high yield.
Therefore, how to solve the problems that the existing lifting mechanism is limited in lifting capacity and speed and large in energy consumption, the lifting mechanism is complex in structure, the using range and the equipment arrangement are limited, the requirement for timely stacking materials in the middle-high-yield production process cannot be met, and the problem becomes an important technical problem to be solved by professionals in the field.
Disclosure of Invention
The invention provides a lifting device of a stacker crane, which aims to solve the problems that the existing lifting mechanism is limited in lifting capacity and speed and high in energy consumption, the lifting mechanisms are complex in structure, high in failure rate, low in automation degree, limited in use range and equipment arrangement and the like, and the requirement for timely stacking materials in the middle-high-yield production process cannot be met.
The lifting device of the stacker crane adopts the following technical scheme:
a lifting device of a stacker crane is used for driving a clamp for clamping and lifting a stacking material, and comprises a walking frame arranged above the clamp, the middle part of the walking frame is provided with a lifting channel, the inner walls of the two sides of the lifting channel are both connected with a lifting shaft frame in a sliding way, the lower end of the lifting shaft bracket is fixed with the clamp through a connecting piece, the lifting device also comprises a gear rack mechanism and a speed reducing motor which drive the lifting shaft bracket to move up and down, the gear rack mechanism comprises a rack arranged on the front end surface of the lifting shaft bracket and extending along the extension direction of the lifting shaft bracket and a gear meshed with the rack, the gear motor is fixed on the walking frame and used for driving the gear to rotate, the cylinder is also fixed on the walking frame in front of the lifting shaft frame, the output end of the air cylinder is connected with a piston rod, and the lower end of the piston rod is connected with the lifting shaft frame through a floating joint.
Preferably, an air inlet pipeline of the air cylinder is provided with a pressure increasing valve, the pressure increasing valve is connected with an air tank, the air tank is fixed on the walking frame, and the pressure increasing valve is fixed on the outer wall of the upper end of the air tank.
Preferably, the gear sleeve is arranged on the rotating shaft, and an output shaft of the speed reducing motor is connected with the rotating shaft through a coupler and drives the gear to rotate.
Preferably, the inner walls of two sides of the lifting channel are provided with guide blocks, the side part of the lifting shaft bracket is provided with linear guide rails along the vertical direction, and the guide blocks extend into the linear guide rails.
Preferably, the connecting piece is provided as a connecting flange.
Preferably, the lifting shaft brackets are connected through supporting plates, and the supporting plates are vertically connected with the side parts of the lifting shaft brackets.
The invention has the beneficial effects that: a lifting device of a stacker crane comprises a travelling crane frame, a lifting shaft frame, a gear rack mechanism, a gear motor, a cylinder serving as auxiliary power, a rack arranged on the lifting shaft frame, a gear driven by a motor, the gear motor and the cylinder arranged on the travelling crane frame, the cylinder serving as auxiliary power and matched with the gear motor to drive the gear rack mechanism to drive the lifting shaft frame to move up and down rapidly, an air inlet pipeline of the cylinder is connected with a pressure increasing valve of an air tank to increase the pressure and flow of an air path, so that the reduction of the load rate of the cylinder caused by the reduction of the pressure and flow of the air inlet pipeline of the cylinder during rapid lifting of the stacker crane is avoided, the pressure increasing and increasing pressure of the air path can be adjusted according to the weight of lifting of the stacker crane, and the cylinder can provide vertical upward pulling force during rapid lifting of the stacker crane, so that a lifting gear motor with lower power can be selected to drive a heavier mechanism to do lifting motion, thereby realizing the purposes of energy conservation and high efficiency. So, solved current elevating system not only lifting capacity and speed limited, energy resource consumption big, and these lifting machine structure complicacy, fault rate height, degree of automation are low, application range and equipment arrangement have the limitation scheduling problem, can not satisfy the problem of the needs of in time piling up the material in the well high output production process.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
Fig. 1 is a schematic structural diagram of a lifting device of a stacker crane in an embodiment of the invention.
In the figure:
1-a travelling crane frame, 2-a lifting shaft frame, 3-a linear guide rail, 4-an air cylinder, 5-a rack, 6-a gear, 7-a pressure increasing valve, 8-an air tank, 9-a floating joint, 10-a connecting flange, 11-a rotating shaft, 12-a coupler, 13-a speed reducing motor and 14-a piston rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the contents of the invention described in the claims. The entire contents of the configurations shown in the following embodiments are not limited to those required as solutions of the inventions described in the claims.
Referring to fig. 1, this embodiment provides a lifting device of stacker crane, a lift for driving anchor clamps, anchor clamps are used for pressing from both sides the lift of getting the material of pile up neatly, including establishing the walking frame above the anchor clamps, walking frame middle part is equipped with the lift passageway, the equal sliding connection of lift passageway both sides inner wall has lift pedestal 2, the lower extreme of lift pedestal 2 passes through the connecting piece with anchor clamps and fixes, specifically, lift passageway both sides inner wall all is equipped with the guide block, 2 lateral parts of lift pedestal are equipped with linear guide 3 along the upper and lower direction, the guide block stretches into in the linear guide 3, because lift pedestal 2 is the up-and-down motion, linear guide 3 and guide block's effect prevent lift pedestal 2 along vertical direction skew in the in-process of up-and-down motion, influence lifting quality.
The lifting device further comprises a gear rack mechanism and a gear motor 13, the gear rack mechanism drives the lifting shaft frame 2 to move up and down, the gear rack mechanism comprises a rack 5 and a gear 6, the rack 5 is arranged on the front end face of the lifting shaft frame 2 and extends along the extending direction of the lifting shaft frame, the gear 6 is meshed with the rack 5, the gear motor 13 is fixed on the walking frame and is used for driving the gear 6 to rotate, specifically, the lifting shaft frame 2 is provided with two racks, the two racks are respectively arranged on the left inner wall and the right inner wall of the lifting channel, the gear 6 is also provided with two gears and is meshed with the racks 5 on the lifting shaft frame 2 on the left inner wall and the right inner wall respectively for transmission, as shown in figure 1, the two gears 6 are sleeved on the rotating shaft 11, an output shaft of the gear motor 13 is connected with the rotating shaft 11 through a coupler 12 and drives the gear 6 to rotate with the racks 5, and the lifting shaft frame 2 is driven to move up and down.
Further, still be fixed with cylinder 4 on the walking frame in lift pedestal 2 the place ahead and do auxiliary power, the output of cylinder 4 is connected with piston rod 14, and the lower extreme of piston rod 14 is connected through floating joint 9 with lift pedestal 2, avoids cylinder 4's piston rod 14 to bear eccentric load, improves cylinder 4's life. Specifically, the specific structure of the floating joint may refer to the prior art, and will not be described herein repeatedly.
The load factor is a ratio of an axial load force applied to the piston rod 14 of the cylinder 4 to a theoretical output force of the cylinder 4, and the magnitude of the load factor is related to an operating state of the cylinder 4, and the load factor is smaller as the speed of the cylinder 4 is larger, and the load factor is 30% or less when the speed of the cylinder 4 is 500mm/s or more. In order to overcome the defects, the pressure and the flow of the air inlet pipeline of the air cylinder 4 are lifted by the pressure increasing valve 7 connected with the air tank 8, the problem that the load rate of the air cylinder 4 is reduced due to the reduction of the pressure and the flow of the air inlet pipeline of the air cylinder 4 when the stacker crane is lifted quickly is solved, meanwhile, the pressure for air circuit pressurization and lifting can be adjusted according to the weight for stacking and lifting, and the air in the cavity of the air cylinder 4 is discharged into the air tank 8 of the pressure increasing valve 7 when the stacker crane is lowered, so that the compressed air can be recycled, and the frequent starting of the pressure increasing valve 7 is avoided.
Further, because the cylinder 4 can also provide vertical upward pulling force when the stacker crane is lifted quickly, the lifting speed reduction motor 13 with lower power can be selected to drive a heavier mechanism to do lifting movement, thereby achieving the purposes of energy conservation and high efficiency.
So set up, it is limited not only to have solved current elevating system lifting capacity and speed, energy resource consumption is big, and these lifting machinery structure complicacy, fault rate are high, degree of automation is low, application range and equipment arrangement have the limitation scheduling problem, can not satisfy the problem of the needs of in time piling up the material in the well high output production process.
In a preferred embodiment of the present invention, in order to ensure the stability of the lifting shaft frame 2 during the up-and-down movement, the lifting shaft frame 2 may be connected by a support plate, and the support plate is vertically connected with the side portion of the lifting shaft frame 2.
In this embodiment, the connecting piece can be set up to flange 10, convenient and the anchor clamps that snatch pile up neatly material are connected.
It should be noted that the terms "left", "right", "up", "down", "front" and "rear" as used herein refer to the display device when it is placed as shown in FIG. 1.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A lifting device of a stacker crane is used for driving a clamp for clamping and lifting a stacking material, and is characterized by comprising a walking frame arranged above the clamp, the middle part of the walking frame is provided with a lifting channel, the inner walls of the two sides of the lifting channel are both connected with a lifting shaft frame in a sliding way, the lower end of the lifting shaft bracket is fixed with the clamp through a connecting piece, the lifting device also comprises a gear rack mechanism and a speed reducing motor which drive the lifting shaft bracket to move up and down, the gear rack mechanism comprises a rack arranged on the front end surface of the lifting shaft bracket and extending along the extension direction of the lifting shaft bracket and a gear meshed with the rack, the gear motor is fixed on the walking frame and used for driving the gear to rotate, the cylinder is also fixed on the walking frame in front of the lifting shaft frame, the output end of the air cylinder is connected with a piston rod, and the lower end of the piston rod is connected with the lifting shaft frame through a floating joint.
2. The lifting device of a stacker crane according to claim 1, wherein an air inlet pipeline of the air cylinder is provided with a pressure increasing valve, the pressure increasing valve is connected with an air tank, the air tank is fixed on the walking frame, and the pressure increasing valve is fixed on the outer wall of the upper end of the air tank.
3. The lifting device of a stacker crane according to claim 1, wherein the gear is sleeved on a rotating shaft, and an output shaft of the gear motor is connected with the rotating shaft through a coupling to drive the gear to rotate.
4. The lifting device of a stacker crane according to claim 1, wherein guide blocks are provided on both side inner walls of the lifting passage, and linear guide rails are provided on the side portions of the lifting pedestal in the up-down direction, into which the guide blocks are inserted.
5. A lifting device for a palletiser as claimed in claim 1, wherein the connector is provided as a connecting flange.
6. The lift device of a palletiser according to claim 1, wherein the lift shaft brackets are connected by support plates, the support plates being vertically connected to the sides of the lift shaft brackets.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2021112688953 | 2021-10-29 | ||
| CN202111268895 | 2021-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114348911A true CN114348911A (en) | 2022-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210019318.9A Pending CN114348911A (en) | 2021-10-29 | 2022-01-10 | Lifting device of stacker crane |
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| CN (1) | CN114348911A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102011150A (en) * | 2010-12-31 | 2011-04-13 | 许磊 | Shell-press cylinder for aluminum electrolysis cell |
| CN102922361A (en) * | 2012-10-25 | 2013-02-13 | 湖南泰嘉新材料科技股份有限公司 | Received-material conveying device for saw-band gear milling machines |
| CN203922094U (en) * | 2014-05-27 | 2014-11-05 | 贵州省工业固体废弃物综合利用（建材）工程技术研究中心 | The automatic setting machine that a kind of brickmaking manufacturing line is used |
| CN204038625U (en) * | 2014-08-08 | 2014-12-24 | 信阳雄狮建材设备制造有限公司 | The lifting mechanism of stacking device |
| CN205132559U (en) * | 2015-11-06 | 2016-04-06 | 合肥汉德贝尔属具科技有限公司 | Tilt bed air entrainment brick hacking machine |
| WO2018041233A1 (en) * | 2016-08-31 | 2018-03-08 | 无锡市光彩机械制造有限公司 | Integrated steel section stacking device |
| CN211997732U (en) * | 2020-03-27 | 2020-11-24 | 嘉能工业智能设备（昆山）有限公司 | Snatch stable and coil stock that precision is high and promote pile up neatly mechanism |
-
2022
- 2022-01-10 CN CN202210019318.9A patent/CN114348911A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102011150A (en) * | 2010-12-31 | 2011-04-13 | 许磊 | Shell-press cylinder for aluminum electrolysis cell |
| CN102922361A (en) * | 2012-10-25 | 2013-02-13 | 湖南泰嘉新材料科技股份有限公司 | Received-material conveying device for saw-band gear milling machines |
| CN203922094U (en) * | 2014-05-27 | 2014-11-05 | 贵州省工业固体废弃物综合利用（建材）工程技术研究中心 | The automatic setting machine that a kind of brickmaking manufacturing line is used |
| CN204038625U (en) * | 2014-08-08 | 2014-12-24 | 信阳雄狮建材设备制造有限公司 | The lifting mechanism of stacking device |
| CN205132559U (en) * | 2015-11-06 | 2016-04-06 | 合肥汉德贝尔属具科技有限公司 | Tilt bed air entrainment brick hacking machine |
| WO2018041233A1 (en) * | 2016-08-31 | 2018-03-08 | 无锡市光彩机械制造有限公司 | Integrated steel section stacking device |
| CN211997732U (en) * | 2020-03-27 | 2020-11-24 | 嘉能工业智能设备（昆山）有限公司 | Snatch stable and coil stock that precision is high and promote pile up neatly mechanism |
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