CN111704078A - Switch rail reversing mechanism and stacker - Google Patents
Switch rail reversing mechanism and stacker Download PDFInfo
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- CN111704078A CN111704078A CN202010699829.0A CN202010699829A CN111704078A CN 111704078 A CN111704078 A CN 111704078A CN 202010699829 A CN202010699829 A CN 202010699829A CN 111704078 A CN111704078 A CN 111704078A
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- brake
- stacker
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- steering mechanism
- reversing mechanism
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- 238000005452 bending Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000020347 spindle assembly Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, 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
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/07—Floor-to-roof stacking devices, e.g. "stacker cranes", "retrievers"
- B66F9/072—Travelling gear therefor
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Warehouses Or Storage Devices (AREA)
Abstract
The invention discloses a switch track reversing mechanism and a stacker, relates to the technical field of storage equipment, and solves the technical problems that a high-speed stacker cannot change tracks in a turning way and a curved track stacker is unstable in high-speed operation in the prior art. The turnout track reversing mechanism comprises a steering mechanism and a brake, wherein the brake has an electrified state and a power-off state, and the brake brakes or releases the braking of the steering mechanism based on the power-on state so that the steering mechanism can be switched between a fixed state and a rotating state. The turnout track reversing mechanism can switch the reversing mechanism between a fixed state and a rotary state under the action of the brake, so that the stacker can meet the high-speed running characteristic of a straight-rail high-speed stacker, the turning function of a bent-rail stacker can be realized, and a stacker can be shared by multiple roadways.
Description
Technical Field
The invention relates to the technical field of storage equipment, in particular to a turnout track reversing mechanism and a stacker.
Background
Stacker is a common storage facility that is a special crane that picks, carries, and stacks items with forks or sticks, or that accesses unit items from high-rise racks. With the increasing demand of various industries on the automatic stereoscopic warehouse, the core equipment stacker of the automatic stereoscopic warehouse is continuously updated. In order to meet the requirement of high-efficiency storage, a corresponding high-speed stacker appears; in order to meet the storage scheme of high storage position and low efficiency, a corresponding curved rail stacker is provided.
The applicant has found that the current high-speed stacker and curved rail stacker have at least the following disadvantages:
the high-speed stacker in the prior art is generally a straight rail stacker, and traveling wheels are fixed and can not freely rotate, so that the high-speed stacker can stably run on a straight rail at a high speed; however, the traveling wheels of the stacker cannot rotate freely, so that the straight rail stacker can only run on a straight track and cannot turn and change lanes, and therefore, the stacker cannot be used for multiple roadways simultaneously.
In the curved rail stacker in the prior art, the traveling wheels can rotate, and can change the track through the curved rail turning, so that multiple roadways can be used simultaneously; however, the walking wheels can rotate, so that the high-speed running of the curved rail stacker is unstable, even when the straight track runs at high speed, the situation of small-amplitude swing still exists, and the swing is more obvious when the speed is higher. The swing of the curved rail stacker can cause accelerated wear of the travelling wheels, and the service life and the stability of equipment are influenced.
Disclosure of Invention
The invention aims to provide a switch track reversing mechanism and a stacker, and solves the technical problems that a high-speed stacker cannot change tracks in a turning way and the high-speed operation of a curved track stacker is unstable in the prior art. The various technical effects that can be produced by the preferred technical solution of the present invention are described in detail below.
In order to achieve the purpose, the invention provides the following technical scheme:
the turnout track reversing mechanism comprises a steering mechanism and a brake, wherein the brake has an electrified state and a power-off state, and the brake brakes or releases the braking of the steering mechanism based on the power-on state so that the steering mechanism can be switched between a fixed state and a rotating state.
According to a preferred embodiment, the brake comprises a brake disc, and the brake disc brakes or releases the braking of the steering mechanism based on the on-off state of the brake.
According to a preferred embodiment, when the brake is in the power-off state, the brake disc brakes the steering mechanism so that the steering mechanism is in a fixed state.
According to a preferred embodiment, when the brake is in the energized state, the brake disc is disengaged from the steering mechanism and the brake on the steering mechanism is released, so that the steering mechanism is in a rotating state.
According to a preferred embodiment, the brake is connected with a control mechanism of the stacker crane, and the power on and power off of the brake are controlled through the action of the control mechanism.
According to a preferred embodiment, when the stacker operates on a straight rail section, the control mechanism controls the brake to be in a power-off state; when the stacker operates in the curved rail section, the control mechanism controls the brake to be in a power-on state.
According to a preferred embodiment, the steering mechanism comprises a spindle assembly, and the brake is disposed at an upper end of the spindle assembly.
According to a preferred embodiment, the brake is a power-off brake.
According to a preferred embodiment, the switch track reversing mechanism further comprises a traveling wheel and a guide wheel, wherein the traveling wheel is connected with the steering mechanism fixed on the lower cross beam of the stacker, and the guide wheel is fixed on the traveling wheel.
The stacker of the invention comprises the turnout track reversing mechanism of any technical scheme of the invention.
The turnout track reversing mechanism and the stacking machine provided by the invention at least have the following beneficial technical effects:
the switch track reversing mechanism can switch the steering mechanism between the fixed state and the rotary state through the action of the brake, so that the stacker can meet the high-speed running characteristic of a straight rail high-speed stacker, and can realize the turning function of a curved rail stacker, thereby realizing the sharing of one stacker by multiple roadways.
Specifically, when the steering mechanism is in a fixed state, the steering mechanism can not rotate randomly, the walking wheels can not shake in a high-speed running state of the stacker, and the technical problem that the high-speed running of the curved-rail stacker is unstable due to the fact that the walking wheels can rotate in the prior art is solved. When the steering mechanism is in a rotary state, the steering mechanism can rotate at will, the curved rail generates reaction force to the guide wheel, and the walking wheels steer, so that the stacker can steer through the curved rail, and the technical problem that the walking wheels of the high-speed stacker in the prior art cannot turn and change tracks because of being fixed is solved.
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, 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 the drawings without creative efforts.
FIG. 1 is a cross-sectional view of a preferred embodiment of the stacker of the present invention.
In the figure: 1. a lower cross beam; 2. a steering mechanism; 3. a brake; 4. a traveling wheel; 5. a guide wheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
The switch track reversing mechanism and the stacker of the invention are explained in detail in the following with the attached figure 1 and the embodiments 1 and 2.
Example 1
The present embodiment will be described in detail with reference to the attached fig. 1 of the specification.
The switch track reversing mechanism of the embodiment comprises a steering mechanism 2 and a brake 3, as shown in fig. 1. Wherein the brake 3 has an energized state and a de-energized state, and the brake 3 brakes or releases braking of the steering mechanism 2 based on the energized state to enable the steering mechanism 2 to switch between the stationary state and the rotating state.
The switch track reversing mechanism of this embodiment, including steering mechanism 2 and stopper 3, wherein, stopper 3 has the on-state and outage state, and stopper 3 brakes or removes the braking to steering mechanism 2 based on the on-off state, so that steering mechanism 2 can switch between fixed state and rotation type state, the switch track reversing mechanism of this embodiment promptly, can make steering mechanism 2 switch between fixed state and rotation type state through the effect of stopper 3, make the stacker both can satisfy the high-speed operating characteristics of straight rail high speed stacker, also can realize the turning function of curved rail stacker, realize that the multiple tunnel shares a stacker.
Specifically, when steering mechanism 2 is in fixed state, steering mechanism 2 can not rotate at will, and walking wheel 4 can not appear the condition of shake under stacker high-speed running state, has solved curved rail stacker among the prior art and has leaded to its unstable technical problem of high-speed running because walking wheel 4 is rotatable. When the steering mechanism 2 is in a rotary state, the steering mechanism 2 can rotate at will, the curved rail generates reaction force to the guide wheel 5, and the walking wheels 4 steer, so that the stacker can steer through the curved rail, and the technical problem that the walking wheels 4 of the high-speed stacker in the prior art cannot turn and change tracks due to the fact that the walking wheels are fixed is solved.
According to a preferred embodiment, the brake 3 comprises a brake disc, and the brake disc brakes or releases the brake to the steering mechanism 2 based on the on-off state of the brake 3. Preferably, when the brake 3 is in the power-off state, the brake disc brakes the steering mechanism 2 so that the steering mechanism 2 is in the stationary state. Preferably, when the brake 3 is in the energized state, the disc rotor is separated from the steering mechanism 2 and braking of the steering mechanism 2 is released so that the steering mechanism 2 is in the rotating state.
Specifically, when the brake 3 is in the power-off state, the brake disc brakes the steering mechanism 2, so that the steering mechanism 2 is in a fixed state, at the moment, the steering mechanism 2 cannot rotate randomly, and the walking wheels 4 cannot shake in a high-speed running state of the stacker. When the brake 3 is in a power-on state, the brake disc releases the brake on the steering mechanism 2, so that the steering mechanism 2 is in a rotating state, at the moment, the steering mechanism 2 can rotate freely, the curved rail generates a reaction force on the guide wheel 5, and the travelling wheels 4 steer, so that the stacker can steer through the curved rail.
According to a preferred embodiment, the brake 3 is a power-off brake. Preferably, the brake 3 is a power-off electromagnetic brake. The brake 3 of the preferred embodiment is preferably a power-off brake. Since the power-off brake is a structure in the prior art, the specific structure of the power-off brake and the principle of the power-off brake for braking or releasing the steering mechanism 2 are also in the prior art, and are not described herein again.
According to a preferred embodiment, the brake 3 is connected with a control mechanism of the stacker crane, and the power on and off of the brake 3 is controlled by the action of the control mechanism. Preferably, when the stacker crane runs on the straight rail section, the control mechanism controls the brake 3 to be in a power-off state. Preferably, when the stacker crane runs in the curved rail section, the control mechanism controls the brake 3 to be in the power-on state. Preferably, the control mechanism is an existing structure of the stacker, and is not described in detail herein. The brake 3 and the control mechanism of the stacker can be in wired connection or wireless connection.
The brake 3 of the preferred technical scheme of this embodiment is connected with the control mechanism of the stacker, and when the stacker runs in the straight rail section, the control mechanism controls the brake 3 to be in the power-off state, so that the steering mechanism 2 can be braked by the brake 3, the steering mechanism 2 is in the fixed state, and the stacker is further ensured to be stable in the high-speed running state; when the stacker crane runs at a curved rail section, the control mechanism controls the brake 3 to be in a power-on state, so that the brake of the brake 3 on the steering mechanism 2 can be released, the steering mechanism 2 is in a rotating state, and the stacker crane can be steered to pass through the curved rail.
According to a preferred embodiment, the steering mechanism 2 comprises a spindle assembly, and the brake 3 is arranged at an upper end of the spindle assembly. The preferred technical scheme of the embodiment is to arrange the brake 3 on the main shaft assembly of the steering mechanism 2, so that the braking torque and the structural size can be reduced.
According to a preferred embodiment, the switch track reversing mechanism further comprises a road wheel 4 and a guide wheel 5, as shown in fig. 1. Preferably, the walking wheels 4 are connected with a steering mechanism 2 fixed on a lower beam 1 of the stacker, and the guide wheels 5 are fixed on the walking wheels 4. More preferably, the road wheels 4 are fixedly connected with the steering mechanism 2.
Example 2
This embodiment will be described in detail with reference to fig. 1 of the specification.
The stacker of this embodiment includes the switch track reversing mechanism of any one of the technical solutions in embodiment 1.
The stacker of this embodiment can also be called a high-speed curved rail stacker, and because it includes the switch track reversing mechanism of any one of the technical schemes in embodiment 1, it can satisfy the high-speed operation characteristics of a straight rail high-speed stacker, and can also realize the turning function of a curved rail stacker, and realize that multiple roadways share one stacker.
Specifically, when the stacker crane of this embodiment operates in the straight rail section, the brake 3 is in the power-off state, the brake disc of the brake 3 is locked to brake, the steering mechanism 2 cannot rotate freely, and the travelling wheels 4 of the stacker crane do not shake in the high-speed operation state. Before the stacker crane turns and runs at a curved rail, the stacker crane decelerates, the brake 3 is in a power-on state, a brake disc of the brake 3 is released, and the steering mechanism 2 can rotate freely. When the stacker crane passes through the curved rail, the curved rail generates a reaction force to the guide wheel 5 (namely, the side surface of the curved rail applies a pressure to the guide wheel 5), and the reaction force is transmitted to the walking wheel 4 through the guide wheel 5, so that the walking wheel 4 is driven to steer, and the stacker crane is steered to pass through the curved rail.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. A switch track reversing mechanism, characterized by comprising a steering mechanism (2) and a brake (3), wherein the brake (3) has an energized state and a de-energized state, and the brake (3) brakes or releases the braking of the steering mechanism (2) based on the energized state to enable the steering mechanism (2) to switch between a stationary state and a rotating state.
2. The switch track reversing mechanism according to claim 1, characterized in that the brake (3) comprises a brake disc, and the brake disc brakes or releases the brake of the steering mechanism (2) based on the on-off state of the brake (3).
3. The switch track reversing mechanism according to claim 2, characterized in that when the brake (3) is in the power-off state, the brake disc brakes the steering mechanism (2) to make the steering mechanism (2) in a fixed state.
4. The switch track reversing mechanism according to claim 2, characterized in that when the brake (3) is in the energized state, the brake disc is separated from the steering mechanism (2) and the brake on the steering mechanism (2) is released, so that the steering mechanism (2) is in the rotating state.
5. The switch track reversing mechanism according to claim 1, characterized in that the brake (3) is connected with a control mechanism of a stacker, and the brake (3) is controlled to be powered on or off by the action of the control mechanism.
6. The switch track reversing mechanism according to claim 5, wherein when the stacker operates in a straight track section, the control mechanism controls the brake (3) to be in a power-off state;
when the stacker operates in a rail bending section, the control mechanism controls the brake (3) to be in a power-on state.
7. The switch track reversing mechanism according to claim 1, characterized in that the steering mechanism (2) comprises a main shaft assembly, and the brake (3) is arranged at the upper end of the main shaft assembly.
8. The switch track reversing mechanism according to claim 1, characterized in that the brake (3) is a power-off brake.
9. The switch track reversing mechanism according to one of claims 1 to 8, further comprising a road wheel (4) and a guide wheel (5), wherein,
the walking wheels (4) are connected with the steering mechanism (2) fixed on the lower cross beam (1) of the stacker, and the guide wheels (5) are fixed on the walking wheels (4).
10. A stacker crane comprising the switch track reversing mechanism of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010699829.0A CN111704078A (en) | 2020-07-20 | 2020-07-20 | Switch rail reversing mechanism and stacker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010699829.0A CN111704078A (en) | 2020-07-20 | 2020-07-20 | Switch rail reversing mechanism and stacker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111704078A true CN111704078A (en) | 2020-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010699829.0A Pending CN111704078A (en) | 2020-07-20 | 2020-07-20 | Switch rail reversing mechanism and stacker |
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| CN (1) | CN111704078A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1733536A (en) * | 2004-08-03 | 2006-02-15 | 株式会社东海理化电机制作所 | Steering lock |
| CN2897767Y (en) * | 2006-03-03 | 2007-05-09 | 吉林大学 | Driving/steering mechanism for automatic guider |
| CN203485989U (en) * | 2013-09-24 | 2014-03-19 | 徐州重型机械有限公司 | Hydraulic control valve bank for crane steering shaft locking, steering system and crane |
| CN103754261A (en) * | 2014-01-20 | 2014-04-30 | 长春理工大学 | Electric wheel and vehicle with same |
| CN110194209A (en) * | 2018-02-26 | 2019-09-03 | 北京京东尚科信息技术有限公司 | Drive steering mechanism, car body train driving device and control method, vehicle |
| CN210062968U (en) * | 2018-11-07 | 2020-02-14 | 贾兴鲁 | Switch reversing device, rail vehicle, rail and switch reversing system thereof |
| CN212450486U (en) * | 2020-07-20 | 2021-02-02 | 湖北科德智能装备有限公司 | Switch rail reversing mechanism and stacker |
-
2020
- 2020-07-20 CN CN202010699829.0A patent/CN111704078A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1733536A (en) * | 2004-08-03 | 2006-02-15 | 株式会社东海理化电机制作所 | Steering lock |
| CN2897767Y (en) * | 2006-03-03 | 2007-05-09 | 吉林大学 | Driving/steering mechanism for automatic guider |
| CN203485989U (en) * | 2013-09-24 | 2014-03-19 | 徐州重型机械有限公司 | Hydraulic control valve bank for crane steering shaft locking, steering system and crane |
| CN103754261A (en) * | 2014-01-20 | 2014-04-30 | 长春理工大学 | Electric wheel and vehicle with same |
| CN110194209A (en) * | 2018-02-26 | 2019-09-03 | 北京京东尚科信息技术有限公司 | Drive steering mechanism, car body train driving device and control method, vehicle |
| CN210062968U (en) * | 2018-11-07 | 2020-02-14 | 贾兴鲁 | Switch reversing device, rail vehicle, rail and switch reversing system thereof |
| CN212450486U (en) * | 2020-07-20 | 2021-02-02 | 湖北科德智能装备有限公司 | Switch rail reversing mechanism and stacker |
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