CN110355109B - Wireless motor drive rotary wheel type sorting machine - Google Patents
Wireless motor drive rotary wheel type sorting machine Download PDFInfo
- Publication number
- CN110355109B CN110355109B CN201910623877.9A CN201910623877A CN110355109B CN 110355109 B CN110355109 B CN 110355109B CN 201910623877 A CN201910623877 A CN 201910623877A CN 110355109 B CN110355109 B CN 110355109B
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- Prior art keywords
- wheel
- motor
- rotating
- sorting machine
- connecting rod
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C3/00—Sorting according to destination
- B07C3/02—Apparatus characterised by the means used for distribution
- B07C3/04—Drum-type sorting machines or having circularly arranged sorting compartments
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/08—Arrangements for controlling the speed or torque of a single motor
Abstract
A wireless motor driven rotary wheel type sorting machine belongs to the field of sorting equipment; the problems that the existing rotating wheel sorting machine is complex in structure, easy to slip and wear, and easy to bend and break due to the adoption of a wired hub motor are solved; the sorting machine comprises a rotating wheel component, an exciting coil component, a rotating shaft supporting seat, a shelf, a rotating shaft, an outer bracket, a control line, a power supply and control box, a servo motor, a coupler, a synchronous belt wheel, a connecting rod, a rotating wheel supporting seat, a synchronous belt wheel rotating shaft, a belt seat bearing and a motor output connecting shaft; the rotating wheel assembly consists of a rotating wheel shell, an inverter, a rectifier, a magnet exciting coil, an end cover, a permanent magnet synchronous motor shell, a motor stator winding, a permanent magnet rotor, a sleeve, a fixed shaft and a bearing; wireless energy transmission is carried out by utilizing a magnetic coupling resonance principle through a control circuit, so that the excitation coil generates electric energy to drive the rotating wheel to rotate around the self-axis; the swinging of the rotating wheel is realized by a connecting rod structure; the sorting machine is simple in structure and convenient to assemble.
Description
Technical Field
The invention relates to the technical field of logistics equipment, in particular to a wireless motor driven rotary wheel type sorting machine.
Background
A wheel sorter is a common apparatus in a logistics sorting system, and functions to quickly transfer packages, materials, etc. on a conveyor belt to different sorting lines to reach a correct destination. In recent years, with the rapid development of the logistics express delivery industry, the rotary wheel type sorting machine is widely applied. The existing wheel type sorting machines, such as patents CN 108657776, CN 203917172 and CN 204842226, etc., all adopt a belt transmission mode to drive each wheel to rotate around its own axis through a speed reducing motor. However, the belt transmission mode has a complicated mechanical structure, and the belt transmission load is large, so that the belt transmission mode is easy to slip, abrasion is generated, and the working efficiency of the sorting machine is influenced. Engineers have also proposed rotating wheels by installing a wire hub motor inside each wheel, as disclosed in CN 109292426. However, the rotating wheels rotate very frequently during working, the electric wire of each hub motor can rotate along with the rotating wheels, and the electric wire of each hub motor is easy to bend and even break along with accumulation of working time, so that the sorting machine cannot work normally.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the wireless motor driven rotary wheel type sorting machine, which can well improve the installation efficiency, effectively reduce the maintenance times and prolong the service life.
The utility model provides a wireless motor drive runner formula sorting machine, its technical scheme who solves includes the outer support, installs a plurality of runner subassemblies and a plurality of excitation coil assembly on the outer support, and runner subassembly and excitation coil assembly one-to-one are arranged, and excitation coil assembly is connected to power and control box, and every excitation coil assembly accessible magnetic coupling resonance principle drives its corresponding runner subassembly and rotates around self axis, and a plurality of runner subassemblies can swing in step.
Compared with the prior art, the invention has the following beneficial effects: the mechanical structure is simple, and the assembly is convenient; the problems that the belt-driven rotating wheel sorting machine is easy to slip, abrasion is generated, and the working efficiency is influenced are solved; the problems that the wire of the wire hub motor driven rotating wheel sorting machine is easy to bend and break and cannot work normally are solved.
Drawings
Fig. 1 is a structure diagram of a wireless motor driven rotary wheel type sorting machine.
Fig. 2 is a left side view of a wireless motor driven wheel sorter.
Fig. 3 is a partial enlarged view at I of fig. 1.
Fig. 4 is a cross-sectional view of the wheel assembly.
Fig. 5 is a cross-sectional view of an excitation coil assembly.
Fig. 6 is a circuit diagram of the wireless hub motor.
Fig. 7 is a diagrammatic view of the swing mechanism of the rotating wheel assembly.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As can be seen from the attached drawings 1-7, the invention comprises an outer support 6, a plurality of rotating wheel assemblies 1 and a plurality of excitation coil assemblies 2 are arranged on the outer support 6, the rotating wheel assemblies 1 and the excitation coil assemblies 2 are arranged in a one-to-one correspondence manner, the excitation coil assemblies 2 are connected to a power supply and control box 9, each excitation coil assembly 2 can drive the corresponding rotating wheel assembly 1 to rotate around the axis of the excitation coil assembly through the magnetic coupling resonance principle, and the rotating wheel assemblies 1 can synchronously swing.
The rotating wheel assembly 1 is composed of a rotating wheel shell 1-1, an inverter 1-2, a rectifier 1-3, an excitation coil 1-4, an end cover 1-5, a permanent magnet synchronous motor shell 1-6, a motor stator winding 1-7, a permanent magnet rotor 1-8, a sleeve 1-9, a fixed shaft 1-10 and a bearing 1-11, wherein the excitation coil 1-4, the rectifier 1-3, the inverter 1-2 and the motor stator winding 1-7 are sequentially connected through a circuit to form a permanent magnet synchronous motor excitation circuit, the permanent magnet rotor 1-8 is rigidly connected with the rotating wheel shell 1-1, and rigid connection modes such as bonding, threaded connection, bolt 22 connection and the like can be adopted.
The rotating wheel assemblies 1 and the excitation coil assemblies 2 matched with the rotating wheel assemblies are arranged in a matrix form, and the number of the rotating wheel assemblies is selected according to the width of a conveying belt used by a sorting system and the volume of distributed materials.
The excitation coil assembly 2 is fixedly arranged on the side face of the rotating wheel assembly 1, the excitation coil assembly 2 is composed of a coil support 2-1, an excitation coil 2-2, a dustproof cover 2-3, a base 2-4 and a control line 7, one end of the control line 7 is connected with the excitation coil 2-2 through a through hole in the base 2-4, the other end of the control line is connected with a power supply and control box 9, and the excitation coil 2-2, the control line 7 and the power supply and control box 9 jointly form an excitation circuit.
In order to realize the installation of the rotating wheel assembly, the outer bracket 6 is sequentially provided with a first layer shelf 8, a second layer shelf 19 and a third layer shelf 4 from bottom to top.
The rotating shaft supporting seats 3 are mounted on the third-layer shelf 4, a rotating wheel supporting seat 16 is mounted above each rotating shaft supporting seat 3, the rotating wheel assembly 1 is mounted on each rotating wheel supporting seat 16, a rotating shaft 5 of an L-shaped structure is mounted at the bottom of each rotating wheel supporting seat 16, the rotating shaft 5 is rigidly connected with the rotating wheel supporting seats 16, and the lower end of the rotating shaft 5 penetrates through the rotating shaft supporting seats 3 and the third-layer shelf 4.
In order to realize synchronous swinging of a plurality of rotating wheel assemblies in the same row, a long connecting rod 14 is arranged below the third-layer shelf 4, the lower end of each rotating shaft 5 in the same row is hinged with the long connecting rod 14, the long connecting rod 14 can drive the plurality of rotating wheel assemblies 1 to synchronously swing through the rotating shaft 5, and the connecting mode of the rotating shaft 5 and the long connecting rod 14 can adopt but not limited to the connecting mode of a bolt 22 and a nut 21, and can also adopt a hinge mode which can be thought by related technicians such as rivet connection and the like.
In order to realize the movement of the long connecting rod, a servo motor 10 is arranged on the first-layer shelf 8, an output shaft of the servo motor 10 is connected with a motor output connecting shaft 20 through a coupler 11, and the upper end of the motor output connecting shaft 20 is fixedly connected with a short connecting rod 13; the upper end of the motor output connecting shaft 20 and the short connecting rod 13 can adopt a rigid connection mode which can be thought of by related technicians, such as welding, threaded connection, bolt 22 connection and the like.
In order to realize synchronous swing of the rotating wheel assemblies in the rectangular array, a synchronous belt wheel 12 is installed on an output shaft of the servo motor 10, and a synchronous belt 15 matched with the synchronous belt wheel 12 is installed on the synchronous belt wheel 12.
The 1 below of the runner wheel subassembly of each row all be equipped with a long connecting rod 14, every long connecting rod 14 all is articulated with corresponding short connecting rod 13 with the end of one side, the lower extreme fixedly connected with hold-in range wheel axis of rotation 17 of every short connecting rod 13, install the belt seat bearing 18 on the second floor shelf 19, the lower extreme of hold-in range wheel axis of rotation 17 is installed in the hole of belt seat bearing 18, install synchronous pulley 12 on every hold-in range wheel axis of rotation 17, a plurality of synchronous pulley 12 pass through hold-in range 15 and connect, servo motor 10's rotation accessible hold-in range drives a plurality of short connecting rod 13 synchronous rotation, and then drive all runner wheel subassemblies 1 synchronous oscillation through long connecting rod 14.
The exciting coil assembly 2 and the rotating shaft supporting seat 3 are both fixedly arranged on the third layer shelf 4, and the power supply and control box 9 is fixedly arranged on the first layer shelf 8.
Any rotating wheel assembly 1 is matched with an adjacent excitation coil assembly 2 to form the wireless hub motor, the installation position of the excitation coil assembly 2 needs to ensure that the rotating wheel assembly 1 does not generate physical interference with the excitation coil assembly 2 when rotating around a rotating shaft 5, and the center distance between an excitation coil 2-2 in the excitation coil assembly 2 and an excitation coil 1-4 in the rotating wheel assembly 1 is not more than 50 mm.
When the invention is used specifically, firstly, the power supply and control box 9 transmits electric energy to the exciting coil 2-2 through the control line 7, so that the exciting coil 2-2 generates a magnetic field, magnetic coupling resonance is generated between the exciting coil 2-2 and the exciting coil 1-4 by utilizing a magnetic coupling resonance principle through a circuit shown in fig. 6, further the exciting coil 1-4 generates electric energy, and the permanent magnet rotor 1-8 in the rotating wheel component 1 is driven to rotate, and because the permanent magnet rotor 1-8 is rigidly connected with the rotating wheel shell 1-1, the rotating wheel shell 1-1 is driven to rotate around the axis at the same time, so that the transmission of an object above the rotating wheel component can be well driven.
The servo motor 10 is connected with the shaft 20 through the motor output of the shaft coupling 11 and rotates, and then the short connecting rod 13 is driven to rotate, so that the long connecting rod 14 is driven to do translational motion in the horizontal plane perpendicular to the figure 1, the rotational shaft 5 is driven to rotate around the axis by the translational motion of the long connecting rod 14, the whole row of rotating wheel assemblies 1 connected with the long connecting rod through the rotational shaft 5 are driven to swing in the horizontal plane perpendicular to the figure 1 according to the unified rotation angle, and the conveyed objects can be well classified.
The rotation of the motor output connecting shaft 20 simultaneously drives the synchronous belt wheel 12 to rotate, then the rotary motion is transmitted to the synchronous belt wheel rotating shaft 17 adjacent to the left side in the figure 2 through the synchronous belt 15, and then the rotary motion is transmitted to the synchronous belt wheel rotating shaft on the left side through the synchronous belt wheel and the synchronous belt on the synchronous belt wheel rotating shaft, and the like; each synchronous pulley rotating shaft 17 drives the short connecting rod 13 rigidly connected thereto to rotate, so as to drive the long connecting rod 14 connected thereto to perform translational motion in the horizontal plane perpendicular to fig. 1, and then drive all the rotating wheel assemblies 1 to swing in the horizontal plane perpendicular to fig. 1 simultaneously and according to a uniform rotating angle.
Fig. 7 is a simplified mechanical structure diagram of the swing of the wheel assembly 1, in which a dashed-line box represents an initial position of the wheel assembly 1, and a solid-line box represents a position of the wheel assembly 1 after swinging along with the link structure.
The magnetic coupling resonant wireless power transmission mode is not influenced by the relative position between the exciting coil 2-2 and the exciting coil 1-4, and when the exciting coil 1-4 swings along with the rotating shaft 5 in the horizontal plane vertical to the figure 1, electric energy can still be generated to drive the permanent magnet rotor 1-8 to rotate.
The wireless hub motor control circuit can adopt but is not limited to the circuit shown in fig. 6, and any circuit capable of realizing wireless energy transmission in two induction coils can be used as an embodiment of the invention; the rotating wheel shell 1-1, the end cover 1-5, the fixed shaft 1-10, the rotating shaft supporting seat 3, the third layer shelf 4, the rotating shaft 5, the outer bracket 6 and the rotating wheel supporting seat 16 are all made of non-magnetic materials such as austenitic stainless steel.
The invention has simple mechanical structure and convenient assembly; the problems that the belt-driven rotating wheel sorting machine is easy to slip, abrasion is generated, and the working efficiency is influenced are solved; the problems that the wire of the wire hub motor driven rotating wheel sorting machine is easy to bend and break and cannot work normally are solved.
Claims (10)
1. A wireless motor driven rotary wheel type sorting machine is characterized by comprising an outer support (6), wherein a plurality of rotary wheel assemblies (1) and a plurality of excitation coil assemblies (2) are mounted on the outer support (6), the rotary wheel assemblies (1) and the excitation coil assemblies (2) are arranged in a one-to-one correspondence manner, the excitation coil assemblies (2) are connected to a power supply and control box (9), each excitation coil assembly (2) can drive the corresponding rotary wheel assembly to rotate around the axis of the excitation coil assembly through the magnetic coupling resonance principle, and the rotary wheel assemblies (1) can swing synchronously; the outer support (6) is sequentially provided with a first layer of shelf (8), a second layer of shelf (19) and a third layer of shelf (4) from bottom to top;
every row runner subassembly (1) below all is equipped with one long connecting rod (14), the end with one side of every long connecting rod (14) all is articulated with corresponding short connecting rod (13), the lower extreme fixedly connected with synchronous pulley axis of rotation (17) of every short connecting rod (13), install on second floor shelf (19) and take seat bearing (18), the lower extreme of synchronous pulley axis of rotation (17) is installed in the hole of taking seat bearing (18), install synchronous pulley (12) on every synchronous pulley axis of rotation (17), a plurality of synchronous pulley (12) are connected through hold-in range (15), the rotation accessible hold-in range of servo motor (10) drives a plurality of short connecting rod (13) synchronous rotation, and then drive all runner subassemblies (1) synchronous oscillation through long connecting rod (14).
2. A wireless motor driven rotating wheel sorter according to claim 1, the rotating wheel assembly (1) consists of a rotating wheel shell (1-1), an inverter (1-2), a rectifier (1-3), a magnet exciting coil (1-4), an end cover (1-5), a permanent magnet synchronous motor shell (1-6), a motor stator winding (1-7), a permanent magnet rotor (1-8), a sleeve (1-9), a fixed shaft (1-10) and a bearing (1-11), the excitation coil (1-4), the rectifier (1-3), the inverter (1-2) and the motor stator winding (1-7) are sequentially connected through a circuit to form a permanent magnet synchronous motor excitation circuit, and the permanent magnet rotor (1-8) is rigidly connected with the rotating wheel shell (1-1).
3. A radio motor driven wheel sorter as claimed in claim 1 wherein the wheel assemblies (1) and their associated excitation coil assemblies (2) are arranged in a matrix and the number of wheel assemblies is selected in accordance with the width of the conveyor used in the sorting system and the volume of material to be dispensed.
4. The sorting machine with the rotating wheels driven by the wireless motors as claimed in claim 2, wherein the exciting coil assembly (2) is fixedly installed on the side surface of the rotating wheel assembly (1), the exciting coil assembly (2) is composed of a coil support (2-1), an exciting coil (2-2), a dust cover (2-3), a base (2-4) and a control wire (7), one end of the control wire (7) is connected with the exciting coil (2-2) through a through hole in the base (2-4), the other end of the control wire is connected with a power supply and control box (9), and the exciting coil (2-2), the control wire (7) and the power supply and control box (9) jointly form an exciting circuit.
5. The wireless motor-driven rotary wheel type sorting machine according to claim 4, wherein a plurality of rotary shaft supporting seats (3) are installed on the third layer shelf (4), a rotary wheel supporting seat (16) is installed above each rotary shaft supporting seat (3), the rotary wheel assembly (1) is installed on the rotary wheel supporting seat (16), a rotary shaft (5) with an L-shaped structure is installed at the bottom of each rotary wheel supporting seat (16), the rotary shaft (5) is rigidly connected with the rotary wheel supporting seat (16), and the lower end of the rotary shaft (5) penetrates through the rotary shaft supporting seats (3) and the third layer shelf (4).
6. A sorting machine with rotating wheels driven by wireless motors as claimed in claim 5, characterized in that the lower part of the third shelf (4) is provided with a long connecting rod (14), the lower end of each rotating shaft (5) in the same row is hinged with the long connecting rod (14), and the long connecting rod (14) can drive the rotating wheel assemblies (1) to synchronously swing through the rotating shafts (5).
7. The wireless motor driven rotating wheel type sorting machine according to claim 1, characterized in that the first layer shelf (8) is provided with a servo motor (10), an output shaft of the servo motor (10) is connected with a motor output connecting shaft (20) through a coupling (11), and the upper end of the motor output connecting shaft (20) is fixedly connected with a short connecting rod (13).
8. A sorting machine with a rotating wheel driven by a wireless motor as claimed in claim 7, wherein the output shaft of the servo motor (10) is provided with a synchronous pulley (12), and the synchronous pulley (12) is provided with a synchronous belt (15) matched with the synchronous pulley.
9. A sorting machine according to claim 5, characterised in that the excitation coil assembly (2) and the bearing (3) of the rotating shaft are both fixedly mounted on the third shelf (4), and the power and control box (9) is fixedly mounted on the first shelf (8).
10. A sorting machine according to claim 6, characterised in that any one of the wheel assemblies (1) cooperates with its adjacent excitation coil assembly (2) to form a cordless in-wheel motor, the excitation coil assembly (2) being mounted in such a position that the wheel assembly (1) does not physically interfere with the excitation coil assembly (2) when rotating about the axis of rotation (5), the centre distance between the excitation coils (2-2) in the excitation coil assembly (2) and the excitation coils (1-4) in the wheel assembly (1) not exceeding 50 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910623877.9A CN110355109B (en) | 2019-07-11 | 2019-07-11 | Wireless motor drive rotary wheel type sorting machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910623877.9A CN110355109B (en) | 2019-07-11 | 2019-07-11 | Wireless motor drive rotary wheel type sorting machine |
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| Publication Number | Publication Date |
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| CN110355109A CN110355109A (en) | 2019-10-22 |
| CN110355109B true CN110355109B (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910623877.9A Active CN110355109B (en) | 2019-07-11 | 2019-07-11 | Wireless motor drive rotary wheel type sorting machine |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111891718B (en) * | 2020-07-24 | 2022-05-24 | 中邮科技股份有限公司 | Improved structure of wheel type sorting machine |
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| CN101924440A (en) * | 2010-08-11 | 2010-12-22 | 哈尔滨理工大学 | Synchronous motor brushless excitation device realized by adopting switching power supply |
| CN103023242A (en) * | 2012-12-27 | 2013-04-03 | 上海交通大学 | Stator-free brushless double-rotor inner-ring permanent magnet synchronous motor with rotary controller |
| JP2013258813A (en) * | 2012-06-11 | 2013-12-26 | Takuo Iwasaki | Brushless motor, and control method therefor |
| CN203457014U (en) * | 2013-08-30 | 2014-02-26 | 西门子公司 | Brushless synchronous motor |
| CN107104613A (en) * | 2017-06-29 | 2017-08-29 | 同济大学 | A kind of synchronous electric motor rotor exciting method and device |
| CN109550699A (en) * | 2018-12-26 | 2019-04-02 | 欧仓智能科技（上海）有限公司 | A kind of high speed steering wheel sorter |
| CN109650011A (en) * | 2019-02-18 | 2019-04-19 | 杭州特翌智物流科技有限公司 | A kind of balance wheel sorting device |
-
2019
- 2019-07-11 CN CN201910623877.9A patent/CN110355109B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004222418A (en) * | 2003-01-15 | 2004-08-05 | Toyota Motor Corp | Rotational position detector for rotating machine, and rotating machine equipped with it |
| CN101924440A (en) * | 2010-08-11 | 2010-12-22 | 哈尔滨理工大学 | Synchronous motor brushless excitation device realized by adopting switching power supply |
| JP2013258813A (en) * | 2012-06-11 | 2013-12-26 | Takuo Iwasaki | Brushless motor, and control method therefor |
| CN103023242A (en) * | 2012-12-27 | 2013-04-03 | 上海交通大学 | Stator-free brushless double-rotor inner-ring permanent magnet synchronous motor with rotary controller |
| CN203457014U (en) * | 2013-08-30 | 2014-02-26 | 西门子公司 | Brushless synchronous motor |
| CN107104613A (en) * | 2017-06-29 | 2017-08-29 | 同济大学 | A kind of synchronous electric motor rotor exciting method and device |
| CN109550699A (en) * | 2018-12-26 | 2019-04-02 | 欧仓智能科技（上海）有限公司 | A kind of high speed steering wheel sorter |
| CN109650011A (en) * | 2019-02-18 | 2019-04-19 | 杭州特翌智物流科技有限公司 | A kind of balance wheel sorting device |
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| CN110355109A (en) | 2019-10-22 |
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