Automatic rail conversion device

Abstract

The application discloses an automatic track conversion device, which comprises a track conversion main body, the track conversion main body comprises a track turning assembly, a track lifting assembly and a control box, wherein the track turning assembly comprises a turning disc, a rotating shaft and a driving assembly. The track angle switching part and the track lifting part are additionally arranged above the track, the track angle and the track height can be automatically or manually controlled according to actual needs, when the goods are transferred, two tracks or even multiple tracks can be converted into the same horizontal straight line, so that the automatic track changing operation of the goods can be realized, the operation is simple and safe, the labor participation degree is reduced, and the goods transfer efficiency is improved; meanwhile, the rear track can be arranged in a cross mode, the arrangement is more flexible, and since the track can be automatically switched, the number of travelling cars can be saved, and one travelling car can shuttle among multiple tracks through a simple mode.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of track conversion, and particularly relates to an automatic track conversion device. BACKGROUND

[0002] When a trolley travels, it needs to slide along a track, and due to the limitation of track arrangement, the track needs to be converted to transport goods to a designated position. Figure 6 As shown in the prior art scheme 1, the track conversion device is composed of a track 11, a track 12, a trolley 13, a trolley 14 and a plurality of hooking cables and other accessories, and the conversion of goods is realized by manually switching the hooks.

[0003] The working principle of the prior art scheme 1 is as follows: the trolley 14 transports goods along the track 12 to the vicinity of the track 11, the hooks and cables of the trolley 13 are used to capture the goods by manpower, the cables are gradually tightened, the cables of the trolley 14 are gradually loosened, and the cables of the trolley 14 are completely loosened to unload the cables of the trolley 14, thereby completing the conversion of the track for transporting goods.

[0004] The prior art scheme has the following disadvantages and deficiencies:

[0005] 1. The conversion of the track of the trolley needs to be operated by manpower, the conversion process is complicated, and there are safety hazards in actual operation (such as the risk of falling heavy objects, high-altitude falling, etc.);

[0006] 2. The tracks cannot be crossed, which limits the flexibility of the track laying of the trolley.

[0007] Therefore, the application provides an automatic track conversion device. SUMMARY

[0008] In order to overcome the disadvantages of the prior art, the application aims to provide an automatic track conversion device.

[0009] The application adopts the following technical scheme: an automatic track conversion device comprises a track conversion main body, the track conversion main body comprises a track turning assembly, a track lifting assembly and a control box, wherein: the track turning assembly comprises a turning disc, a rotating shaft and a driving assembly, the driving assembly comprises a driving motor and a main gear arranged at the output end of the driving motor, and the upper end of the turning disc is provided with a secondary gear sleeve; the track lifting assembly comprises a fixed disc, a winch, a winch support, two second driving assemblies and three cable ropes, the bottom of the winch is provided with a winding cable drum capable of winding the three cable ropes, the second driving assembly comprises a second driving motor and a second main gear arranged at the output end of the second driving motor, and the outer end of the winch is provided with a second secondary gear sleeve; and the bottom of the fixed disc is provided with a plurality of pull rods connected with one end of the cable ropes.

[0010] In a preferred embodiment, the main gear is arranged in the auxiliary gear sleeve and engaged with the auxiliary gear sleeve, and when the output end of the driving motor moves, the main gear drives the auxiliary gear sleeve and the steering disc to move correspondingly; the two second main gears are symmetrically arranged at the two ends of the second auxiliary gear sleeve and engaged with the two ends of the second auxiliary gear sleeve.

[0011] In a preferred embodiment, the central upper end of the steering disc is provided with a rotating rod, the winch, the winch support and the winch cylinder are centrally provided with through holes through which the rotating rod passes, and the upper end of the winch support is provided from bottom to top with a bearing and a clamping plate, and the upper end of the rotating rod passes through the through hole and is rotationally connected with the bearing.

[0012] In a preferred embodiment, the driving motor, the control box and the second driving motor are arranged on the upper end of the winch support, the upper end of the winch support is provided with guide cylinders which are the same in number as the number of the pull rods and are arranged on the same vertical line, and the guide cylinders are vertically provided with guide holes through which the pull rods extend.

[0013] In a preferred embodiment, the bottom wall of the winch support is uniformly provided with guide pulleys which are the same in number as the number of the cables, and the guide pulleys are respectively arranged below the guide cylinders.

[0014] In a preferred embodiment, one end of the bottom wall of the fixed disc is provided with a vertical plate, the vertical plate is oppositely provided at one end thereof with a high limit sensor and a low limit sensor, a space formed between the high limit sensor and the low limit sensor is provided with a contact piece, and the contact piece is arranged on the guide cylinder at one end of the vertical plate.

[0015] In a preferred embodiment, the bottom wall of the winch support is further provided with a first angle limit sensor and a second angle limit sensor, a second contact piece is arranged between the first angle limit sensor and the second angle limit sensor, and the second contact piece is arranged on the upper end of the steering disc.

[0016] In a preferred embodiment, a plurality of reinforcing ribs are welded between the steering disc and the rotating rod, between the pull rod and the fixed disc, and between the guide cylinder and the winch support.

[0017] In a preferred embodiment, the bottom of the steering disc is provided with a track.

[0018] In a preferred embodiment, a remote controller is further arranged, the remote controller, the second driving motor and the driving motor are electrically connected with the control box, and the remote controller and the control box are respectively provided with a selection button.

[0019] In summary, due to the adoption of the above technical solutions, the present application has the following advantages:

[0020] 1. The track angle switching part and the track lifting part are additionally arranged above the track, the track angle and the track height can be controlled according to actual needs, when the goods are transferred, two tracks or even multiple tracks can be converted into the same horizontal straight line, so that the automatic track changing and transferring operation of the goods can be realized.

[0021] 2. In the application, when the track angle and the track height are adjusted, the adjustment can be carried out manually through the program set in the control box or through the remote control, the labor participation is reduced, the goods transfer efficiency is improved, and the operation is safer.

[0022] 3. In the application, the height and the angle of the track can be adjusted correspondingly, so that the tracks can be arranged in cross, and the arrangement is more flexible.

[0023] 4. In the application, multiple tracks can be converted into the same horizontal straight line, the number of cars can be saved, and one car can shuttle on multiple tracks, which is more convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is an exploded perspective structure schematic diagram of the whole application;

[0025] Figure 2 It is a sectional plane structure schematic diagram of the whole application from the top;

[0026] Figure 3 It is a working condition schematic diagram when the high track is connected to the low track in the application;

[0027] Figure 4 It is a working condition schematic diagram when the low track is connected to the high track in the application;

[0028] Figure 5 It is an electrical schematic diagram of the whole application;

[0029] Figure 6 It is a structure schematic diagram of the prior art for converting goods from different tracks.

[0030] Markings in the figure: 2-track conversion main body, 21-fixed disc, 22-second driving motor, 23-clamping plate, 24-bearing, 25-driving motor, 26-winch support, 27-guiding pulley, 28-winch, 29-steering disc, 30-vertical plate, 31-high limit sensor, 32-low limit sensor, 33-first angle limit sensor, 34-second angle limit sensor, 35-control box, 36-remote controller, 37-track, 38-pull rod, 39-guiding cylinder, 40-rotation rod, 41-winch cylinder, 42-cable, 43-secondary tooth sleeve, 44-second contact sheet. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical scheme and advantages of the present application clearer, the present application will be further described in detail below with reference to the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and do not limit the present application.

[0032] Example 1

[0033] With reference to Figures 1-6 An automatic track conversion device includes a track conversion body 2, the track conversion body 2 includes a track turning assembly, a track lifting assembly and a control box 35, the track turning assembly includes a turning disc 29, a rotating shaft 40 and a driving assembly, the driving assembly includes a driving motor 25 and a main gear placed at the output end of the driving motor 25, the upper end of the turning disc 29 is provided with a secondary gear sleeve 43, the main gear is placed in the secondary gear sleeve 43 and is engaged together with the secondary gear sleeve 43, the bottom of the turning disc 29 is provided with a track 37, when the output end of the driving motor 25 moves, the main gear drives the corresponding movement of the secondary gear sleeve 43 and the turning disc 29, when the angle of the track needs to be adjusted, the driving motor 25 is controlled to work, the driving motor 25 drives the main gear connected to the output end to rotate, which can drive the secondary gear sleeve 43 and the turning disc 29 engaged with the main gear to rotate, thereby completing the angle adjustment of the track 37.

[0034] In an embodiment, the track lifting assembly includes a fixed disc 21, a winch 28, a winch support 26, two second driving assemblies and three cable ropes 42, the bottom of the winch 28 is provided with a winch drum 41 satisfying the winding of the three cable ropes 42, the second driving assembly includes a second driving motor 22 and a second main gear placed at the output end of the second driving motor 22, the outer end of the winch 28 is provided with a second secondary gear sleeve, the bottom of the fixed disc 21 is provided with a pull rod 38 of the same number as the cable rope 42 and connected to one end of the cable rope 42, the two second main gears are symmetrically distributed at the two ends of the second secondary gear sleeve and engaged with the two ends of the second secondary gear sleeve, when the height of the track 37 needs to be adjusted, the second driving motor 22 is used to drive the second main gear to rotate, the second main gear drives the second secondary gear sleeve and the winch 28 to rotate, in the process of rotating, the cable rope 42 is wound and unwound, in the process of winding, the winch support 26, the turning disc 29 and the track 37 below are driven to move upwards, conversely in the process of unwinding, under the action of its own gravity, the winch support 26, the turning disc 29 and the track 37 below can automatically fall, thereby completing the height adjustment of the track 37, when the goods are transferred, two tracks 37 or even multiple tracks 37 can be converted into the same horizontal straight line, thereby realizing the automatic switching and transferring operation of the goods.

[0035] At the same time, after the above design, the tracks 37 can be arranged in cross, the arrangement is more flexible, and because the tracks 37 can be automatically switched correspondingly, the number of cranes can be saved, and through a simple way, one crane can shuttle in multiple tracks 37.

[0036] Further, the second driving motor 22 and the driving motor 25 are selected as electromagnetic brake type motors (with bidirectional rotation), to ensure that the steering wheel and the winch do not slip when in operation.

[0037] It should be noted that the fixed disc 21 is fixed at the installation position of the original track, and the specific position will not be described again.

[0038] In this embodiment, the upper end of the center of the steering wheel 29 is provided with a rotating rod 40, the winch 28, the winch support 26 and the center of the cable drum 41 are provided with through holes for the rotating rod 40 to pass through, the upper end of the winch support 26 is provided with a bearing 24 and a clamping plate 23 from bottom to top, the upper end of the rotating rod 40 passes through the through hole and is rotatably connected with the bearing 24, the added bearing 24 is used to support the gravity of the steering wheel 29 and allow the steering wheel 29 to rotate flexibly, the clamping plate 23 is fixed on the upper end of the winch support 26 and is used to clamp the steering wheel 29 and the winch 28 to prevent them from moving up and down together.

[0039] Among them, the bearing 24 is selected as a tapered roller bearing 24.

[0040] In this embodiment, the driving motor 25, the control box 35 and the second driving motor 22 are all arranged on the upper end of the winch support 26, the upper end of the winch support 26 is provided with guide cylinders 39 which are the same number as the pull rods 38 and are on the same vertical line, the guide cylinders 39 are vertically provided with guide holes for the pull rods 38 to extend into, the added guide cylinders 39 can assist the winch support 26 in ascending and descending on the pull rods 38, to ensure the stability of the ascending and descending.

[0041] It should be noted that the components of the device are evenly distributed in a ring shape, to ensure the center of gravity of the device, and to avoid the bearing 24 from being abraded due to the deviation of the center of gravity.

[0042] In this embodiment, the bottom wall of the winch support 26 is uniformly provided with guide pulleys 27 which are the same number as the number of the cables 42, and the guide pulleys 27 are respectively located below the plurality of guide cylinders 39, the guide pulleys 27 can assist the cables 42 in guiding.

[0043] In this embodiment, one end of the bottom wall of the fixed disc 21 is provided with a vertical plate 30, the end of the vertical plate 30 facing the guide cylinder 39 is provided with a high limit sensor 31 and a low limit sensor 32, a space formed between the high limit sensor 31 and the low limit sensor 32 is provided with a contact piece, the contact piece is installed on the guide cylinder 39 located at one end of the vertical plate 30, and the high limit sensor 31 and the low limit sensor 32 are used to limit the movement range of the winch support 26, when the contact piece contacts the two limit sensors, the sensors will feed back signals to the control box 35, to prevent the winch support 26 from further ascending and descending.

[0044] In the embodiment, the bottom wall of the winch support 26 is further provided with a first angle limiting sensor 33 and a second angle limiting sensor 34, and the second contact piece 44 is arranged on the upper end of the steering disc 29. The first angle limiting sensor 33 and the second angle limiting sensor 34 are used to limit the activity range of the steering disc 29. When the second contact piece on the steering disc 29 contacts the two limiting sensors, the sensors will feed back signals to the control box 35 to prevent the steering disc 29 from further rotating.

[0045] In the embodiment, a plurality of reinforcing ribs are welded between the steering disc 29 and the rotating rod 40, between the pull rod 38 and the fixed disc 21, and between the guide cylinder 39 and the winch support 26. The reinforcing ribs can ensure the structural strength of the whole device.

[0046] In the embodiment, the remote controller 36, the second driving motor 22 and the driving motor 25 are electrically connected to the control box 35. The remote controller 36 and the control box 35 are both provided with selection buttons. The control box 35 is further electrically connected to the high limiting sensor 31, the low limiting sensor 32, the first angle limiting sensor 33 and the second angle limiting sensor 34. The whole device is controlled by the control box 35. The whole device is electrically connected to each other by cables (not shown in the figure). The cables are externally connected to the mains (power supply) to provide power source for the whole device. The control box 35 integrates a power supply processing component and a signal processing component (which are elements realized in the prior art, and the specific structure and circuit are not described here). The control box 35 is used to control the movement of each motor in the device. The manual / OFF / automatic mode can be selected by the selection buttons.

[0047] It should be noted that the three working modes include:

[0048] 1. Manual mode. When the operator selects the manual mode at the control box 35 or the remote controller 36, the manual operation mode is activated. The operator controls the lifting height and rotating angle of the track according to the selection buttons.

[0049] 2. Automatic mode. When the operator selects the automatic mode at the control box 35 or the remote controller 36, the automatic operation mode is activated. Then the lifting height and rotating angle of the track can be automatically adjusted according to the designed program.

[0050] 3. OFF mode. When the operator selects the OFF mode at the control box 35 or the remote controller 36, the device stops running.

[0051] Embodiment 2

[0052] In the case of the same overall mechanical structure and working principle, the guide cylinder 39 and the pull rod 38 can be replaced by an oil cylinder, the second driving motor 22 can be replaced by a hydraulic motor, the cable of the second driving motor 22 is replaced by a hydraulic pipeline, and an HPU (hydraulic power unit) is added to realize the hydraulic lifting track operation.

[0053] The above description is merely preferred embodiments of the present application, and is not used to limit the present application. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall fall within the protection scope of the present application.

Claims

1. An automatic track switching device, characterized in that, The system includes a track conversion main body, which comprises a track steering assembly, a track lifting assembly, and a control box, wherein: The track steering assembly includes a steering wheel, a rotating shaft, and a drive assembly. The drive assembly includes a drive motor and a main gear located at the output end of the drive motor. The upper end of the steering wheel is provided with a secondary gear sleeve. The track lifting assembly includes a fixed plate, a winch, a winch support, two second drive assemblies, and three strands of cable. The bottom of the winch is provided with a cable drum for winding the three strands of cable. The second drive assembly includes a second drive motor and a second main gear located at the output end of the second drive motor. The outer end of the winch is provided with a second auxiliary gear sleeve. The bottom of the fixing plate is provided with the same number of pull rods as the cable and connected to one end thereto.

2. The automatic track switching device as described in claim 1, characterized in that: The main gear is placed inside the secondary gear sleeve and meshes with the secondary gear sleeve. When the output end of the drive motor moves, the main gear drives the secondary gear sleeve and the steering wheel to move accordingly. The two second main gears are symmetrically distributed at both ends of the second auxiliary gear sleeve and mesh with both ends of the second auxiliary gear sleeve.

3. The automatic track switching device as described in claim 1, characterized in that: The steering wheel has a rotating rod at its upper center. The winch, winch support, and cable drum have through holes that allow the rotating rod to pass through. The upper end of the winch support has a bearing and a retaining plate from bottom to top. The upper end of the rotating rod passes through the through hole and is rotatably connected to the bearing.

4. The automatic track switching device as described in claim 3, characterized in that: The drive motor, control box, and second drive motor are all located at the upper end of the winch support. The upper end of the winch support is provided with the same number of guide cylinders as the tie rods and in the same vertical line. The guide cylinders are vertically penetrated by guide holes that allow the tie rods to extend into them.

5. The automatic track switching device as described in claim 4, characterized in that: The bottom wall of the winch support is evenly provided with guide pulleys in the same number as the number of cables, and the guide pulleys are respectively located below the multiple guide cylinders.

6. The automatic track switching device as described in claim 4, characterized in that: A vertical plate is provided at one end of the bottom wall of the fixed plate. A high limit sensor and a low limit sensor are installed opposite each other at the end of the vertical plate facing the guide cylinder. A contact piece is provided in the space formed between the high limit sensor and the low limit sensor. The contact piece is installed on the guide cylinder located at one end of the vertical plate.

7. The automatic track switching device as described in claim 1, characterized in that: The bottom wall of the winch support is also provided with a first angle limit sensor and a second angle limit sensor. A second contact piece is provided between the first angle limit sensor and the second angle limit sensor, and the second contact piece is located at the upper end of the steering wheel.

8. The automatic track switching device as described in claim 4, characterized in that: Multiple reinforcing ribs are welded between the steering wheel and the pivot, between the tie rod and the fixed disc, and between the guide cylinder and the winch support.

9. The automatic track switching device as described in claim 1, characterized in that: The bottom of the steering wheel is fitted with a rail.

10. The automatic track switching device as described in claim 1, characterized in that: It also includes a remote control, the remote control, the second drive motor and the drive motor are electrically connected to the control box, and both the remote control and the control box are equipped with selection buttons.

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