CN216596376U - Actuating mechanism and vending machine - Google Patents
Actuating mechanism and vending machine Download PDFInfo
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- CN216596376U CN216596376U CN202122737506.9U CN202122737506U CN216596376U CN 216596376 U CN216596376 U CN 216596376U CN 202122737506 U CN202122737506 U CN 202122737506U CN 216596376 U CN216596376 U CN 216596376U
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Abstract
The utility model discloses a driving mechanism and a vending machine. The driving mechanism comprises a motor, a reduction gearbox, a magnetic isolation piece, a magnetic induction element and a magnetic piece. The reduction box comprises a box body and a gear set arranged in the box body, the motor is in transmission connection with the gear set, the magnetism isolating piece is connected with the gear set and located on the outer side of the box body, the gear set can drive the magnetism isolating piece to rotate relative to the reduction box, the magnetic induction element is arranged on one side, away from the surface of the box body, of the magnetism isolating piece, and the magnetism piece is fixed with the box body and located on one side, close to the box body, of the magnetism isolating piece. The technical scheme of the utility model aims to optimize the structural design of the driving mechanism, improve the magnetic induction effect between the magnetic induction element and the magnetic piece and improve the delivery accuracy of the automatic vending device.
Description
Technical Field
The utility model relates to the technical field of vending devices, in particular to a driving mechanism and a vending device.
Background
In the automatic vending device, devices such as a micro switch, a photoelectric sensor and a Hall sensor provide control signals for a host through a main control board, and a driving mechanism is used for discharging goods. For example, in patent publication No. CN211349474U, the hall sensor is disposed on the main control board, the magnetic member is disposed in the reduction box, and the magnetic isolation member is disposed on the output gear between the magnetic member and the hall sensor. Although this kind of scheme can avoid the magnetic part to take place to rotate, nevertheless cause between hall sensor and the magnetic part apart from far away, can cause the magnetic induction effect poor between hall sensor and the magnetic part, influence automatic vending device's shipment operation's accuracy. Moreover, because the output gear is arranged between the magnetic part and the hall sensor, the output gear is required to be made of metal or plastic without magnetic conductivity, and particularly, when the torque force is required to be large, the output gear can only be made of low-cost powder metallurgy materials, but the materials have magnetic conductivity and can also influence the magnetic induction effect of the hall sensor.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a driving mechanism, aiming at optimizing the structural design of the driving mechanism, improving the poor magnetic induction effect between a Hall sensor and a magnetic part and improving the delivery accuracy of an automatic vending device.
To achieve the above object, the present invention provides a drive mechanism comprising:
a motor;
the reduction gearbox comprises a box body and a gear set arranged in the box body, and the motor is in transmission connection with the gear set;
the magnetism isolating piece is connected with the gear set and positioned outside the box body, and the gear set can drive the magnetism isolating piece to rotate relative to the reduction gearbox;
the magnetic induction element is arranged on one side of the magnetism isolating piece, which is far away from the surface of the box body; and
the magnetic part is fixed with the box body and is positioned on one side of the magnetic isolation part close to the box body.
In an embodiment of the present invention, a connection column is convexly disposed on a surface of the box body, the driving mechanism further includes a main control board, the main control board is fixed on an end surface of the connection column, and the magnetic induction element is disposed on a surface of the main control board facing the box body.
In an embodiment of the present invention, a positioning groove is further formed on the surface of the box body, the positioning groove is disposed opposite to the magnetic induction element, and the magnetic member is fixed in the positioning groove.
In an embodiment of the present invention, the magnetic shielding member includes:
the fixed cylinder is fixedly connected with the output end of the gear set; and
the magnetic isolation disc is connected to the side wall surface of the fixed cylinder, the magnetic part is located in the orthographic projection area of the magnetic isolation disc, and at least one notch is formed in the outer peripheral edge of the magnetic isolation disc in a concave mode so that the magnetic part and the magnetic induction element are arranged correspondingly.
In an embodiment of the present invention, the number of the notches is multiple, and the multiple notches are arranged at intervals along the outer periphery of the magnetic separation disc.
In an embodiment of the present invention, the fixed cylinder and the magnetic isolation disc are an integral structure.
In an embodiment of the present invention, the gear set includes an input gear, a transmission gear set, and an output gear, the motor is connected to the input gear, the output gear includes a wheel body and a gear shaft, the gear shaft penetrates through the box body and extends out of the box body, and the magnetic shielding member is fixed to an end of the gear shaft.
In an embodiment of the utility model, the magnetic induction element is a hall sensor.
In an embodiment of the utility model, the magnetic member is a magnet.
The utility model also provides a vending machine comprising the driving mechanism.
The driving mechanism in the technical scheme of the utility model comprises a motor, a reduction box, a magnetic isolation piece, a magnetic induction element and a magnetic piece. The reduction gearbox comprises a box body and a gear set arranged in the box body, the motor is in transmission connection with the gear set, and the magnetism isolating piece is connected with the gear set. When the magnetic shielding device works, the motor can drive the magnetic shielding piece to rotate through the gear set, so that the magnetic induction element can sense the change of a magnetic signal, and the sensing signal is converted into an electric signal, so that a basis is provided for the control of the host. According to the technical scheme, the magnetic induction element and the magnetic part are arranged on the outer side of the box body of the reduction box, the distance between the magnetic induction element and the magnetic part is short, and the reduction gear is not required to be arranged between the magnetic induction element and the magnetic part any longer, so that the influence caused by the reduction gear is reduced, the magnetic induction effect between the magnetic induction element and the magnetic part is improved, and the delivery accuracy of the automatic vending device is further improved.
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 structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a driving mechanism according to an embodiment of the present invention;
FIG. 2 is a cutaway schematic view of FIG. 1;
FIG. 3 is a schematic structural diagram of another embodiment of the driving mechanism of the present invention;
FIG. 4 is a schematic structural view of a driving mechanism according to another embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a driving mechanism according to yet another embodiment of the present invention;
the reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
3351 | |
| 10 | |
3353 | |
| 30 | |
40 | |
| 31 | |
50 | |
| 311 | Connecting |
60 | |
| 313 | Locating |
70 | Magnetic isolation piece |
| 33 | Gear set | 71 | Fixed |
| 331 | |
73 | |
| 333 | |
731 | |
| 335 | Output gear |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely 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.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The present invention provides a driving mechanism 100.
Referring to fig. 1 to 5, a driving mechanism 100 according to an embodiment of the driving mechanism 100 of the present invention includes:
a motor 10; the reduction gearbox 30 comprises a box body 31 and a gear set 33 arranged in the box body 31, and the motor 10 is in transmission connection with the gear set 33;
the magnetic isolation piece 70 is rotationally connected with the gear set 33, and the magnetic isolation piece 70 is positioned outside the box body 31;
the magnetic induction element 50 is arranged on one side of the magnetism isolating piece 70 far away from the surface of the box body 31; and
and the magnetic part 60 is fixed with the box body 31 and is positioned on one side of the magnetism isolating part 70 close to the box body 31.
The driving mechanism 100 in the technical scheme of the utility model comprises a motor 10, a reduction box 30, a magnetic isolation piece 70, a magnetic induction element and a magnetic piece 60. The reduction gearbox 30 comprises a box body 31 and a gear set 33 arranged in the box body 31, the motor 10 is in transmission connection with the gear set 33, and the magnetic isolation piece 70 is connected with the gear set 33. In operation, the motor 10 can drive the magnetic isolation member 70 to rotate through the gear set 33, so that the magnetic sensing element can sense the change of the magnetic signal and convert the sensed signal into an electrical signal, thereby providing a basis for the control of the host. According to the technical scheme of the utility model, the magnetic induction element 50 and the magnetic part 60 are arranged on the outer side of the box body 31 of the reduction box 30, the distance between the magnetic induction element 50 and the magnetic part 60 is short, and a reduction gear is not required to be arranged between the magnetic induction element 50 and the magnetic part 60, so that the influence generated by the reduction gear is reduced, the magnetic induction effect between the magnetic induction element 50 and the magnetic part 60 is improved, and the delivery accuracy of the automatic vending device is further improved.
The magnetic signal is changed when a portion of the magnetic member 60 shielded by the magnetism shielding member 70 is located between the magnetic member 60 and the magnetic induction element 50, so that the magnetic induction element 50 does not sense the magnetic signal. When the portion of the magnetic shielding member 70 that cannot shield the magnetic member 60 is located between the magnetic member 60 and the magnetic induction element 50, the magnetic induction element 50 is caused to sense a magnetic signal. Since the magnetic shielding member 70 is rotatable, the magnetic sensing element 50 senses the change of the magnetic signal by reciprocating.
Because the position of the magnetic member 60 is adjusted in the technical scheme of the utility model, the magnetic isolation member 60 is separated from the wheel body of the output gear in the existing scheme, the material of the output gear 335 in the scheme of the application is not affected by whether the magnetic conductivity exists or not, and the material selectable range of the output gear 335 is expanded.
The motor 10 in the embodiment of the present invention provides a power source for the whole driving mechanism 100, the motor 10 may be a stepping motor, a brushless dc motor, a permanent-magnet dc brush motor, etc., and the reduction box 30 is used to convert the output force of the motor 10 shaft with high rotation speed and low torque into the power with low rotation speed and high torque, so as to complete the delivery action of the push-out mechanism. The casing 31 of the reduction gearbox 30 is substantially a cubic structure, and the gear set 33 provided in the casing 31 includes an input gear 331, a transmission gear set 333, and an output gear 335 that are sequentially meshed and connected. The shaft of the motor 10 is connected with the input gear 331, and the transmission gear set 333 includes at least two gears with different diameters. It will be appreciated that the drive gear set 333 can be arranged to provide multiple speed reductions as required by the particular application to meet the torque requirements of the power output of the drive mechanism 100. Output gear 335 is the output of the reduction gearbox, and output gear 335 can be directly connected to the vending machine's pushing mechanism. Specifically, the output gear 335 includes a wheel body 3351 and a gear shaft 3353, the wheel body 3351 is partially meshed with the transmission gear set 333 for transmission, and the gear shaft 3353 is connected to the pushing mechanism by extending through the box 31 and extending out of the box 31. The magnetic isolation member 70 is fixed to the end of the gear shaft 3353. In this way, the motor 10 rotates to drive the output gear 335 to rotate, so that the gear shaft 3353 drives the magnetic isolation member 70 to rotate relative to the box 31, so that the magnetic sensing element 50 senses the change of the magnetic signal.
Specifically, the magnetism isolating piece 70 includes a fixed cylinder 71 and a magnetism isolating disc 73, the fixed cylinder 71 is fixedly connected with the output end of the gear set 33, the magnetism isolating disc 73 is connected to the side wall surface of the fixed cylinder 71, the outer peripheral edge of the magnetism isolating disc 73 is in the orthographic projection formed on the surface of the box body 31, the magnetic piece 60 is located in the orthographic projection area, and the outer peripheral edge of the magnetism isolating disc 73 is further concavely provided with at least one notch 731, so that the magnetic piece 60 and the magnetic induction element 50 are correspondingly arranged. The fixed cylinder 71 is structured to have both ends opened, the fixed cylinder 71 is fixedly fitted on the surface of the gear shaft 3353, and the magnetism isolating plate 73 is integrally connected to the side wall surface of the fixed cylinder 71 to isolate the magnetic signal of the magnetic member 60. The magnetic shielding plate 73 is further provided with a notch 731 on a side wall surface thereof, and the notch 731 is disposed so that the magnetic sensing element 50 can sense a magnetic signal of the magnetic element 60. Thus, the output gear 335 rotates to drive the magnetic shielding member 70 to rotate, and drives the magnetic shielding member 70 to rotate, so that the magnetic sensing element 50 senses the change of the magnetic signal.
It is understood that, in order to ensure that the magnetic shielding disc 73 can shield the magnetic signal, the orthographic projection of the outer periphery of the magnetic shielding member 70 on the box 31 is located outside the magnetic member 60. The quantity of breach 731 can be one, also can be a plurality of, through setting up the breach 731 of a plurality of interval equipartitions, can promote magnetic induction element 50 induced signal's accuracy, and then promotes actuating mechanism 100's precision.
Further, in the technical solution of the present invention, the magnetic sensing element 50 is a hall sensor, and the magnetic member 60 is a magnet. The Hall sensor is a magnetic field sensor manufactured according to Hall effect, has high induction precision which is better than 1% in a working temperature area, is suitable for measuring any waveform, and has good linearity which is better than 0.1%. Therefore, the magnetic induction element 50 in the present embodiment uses a hall sensor, and the accuracy of the induction signal can be improved. The magnetic member 60 is a magnet, and the magnet may be a permanent magnet, an electromagnet, or the like. The magnetic member 60 may be shaped like a block, so that it can generate a stable magnetic field, and further improve the accuracy of signal induction.
In the technical solution of the present invention, a scheme of the magnetic induction element 50 sensing a signal of the magnetic member 60 is the prior art, and details of the principle are not described herein.
Referring to fig. 1 to 3, in an embodiment of the present invention, a connection column 311 is convexly disposed on a surface of the box 31, the driving mechanism 100 further includes a main control board 40, the main control board 40 is fixed on an end surface of the connection column 311, and the magnetic induction element 50 is disposed on a surface of the main control board 40 facing the box 31.
In the technical solution of an embodiment of the present invention, the main control board 40 is correspondingly provided with a control circuit, a sensing circuit, and a control circuit. The magnetic induction element 50 is directly fixed to the surface of the main control board 40. The main control board 40 provides a mounting carrier for the magnetic sensing element 50 and also provides power for the operation of the magnetic sensing element 50. The main control board 40 is fixed to the box 31 through the connection column 311, so that a distance is formed between the main control board 40 and the surface of the box 31, so as to dispose the magnetic induction element 50 on the surface of the main control board 40. It can be understood that the connection column 311 can be an integral structure with the box 31, so as to improve the reliability of the fixing of the main control board 40. The number of the connecting columns 311 can be multiple, and the connecting columns 311 are arranged at intervals along the circumferential direction of the main control board 40, so that the driving board is provided with multiple supporting points, and the fixing reliability of the main control board 40 is further improved.
Referring to fig. 1 to fig. 3, in an embodiment of the present invention, a positioning groove 313 is further formed on a surface of the box 31, the positioning groove 313 is disposed opposite to the magnetic induction element 50, and the magnetic element 60 is fixed in the positioning groove 313.
In the technical solution of an embodiment of the present invention, the positioning groove 313 for fixing the magnetic member 60 is disposed on the surface of the box 31, so that not only the fixing efficiency of the magnetic member 60 can be improved, but also the fixing firmness of the magnetic member 60 can be improved.
The present invention further provides a vending machine, which includes a driving mechanism 100, and the specific structure of the driving mechanism 100 refers to the above embodiments, and since the vending machine adopts all technical solutions of all the above embodiments, the vending machine at least has all beneficial effects brought by the technical solutions of the above embodiments, and details are not repeated herein.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, or any other related technical fields, which are directly or indirectly applied to the present invention, are included in the scope of the present invention.
Claims (10)
1. A drive mechanism, comprising:
a motor;
the reduction gearbox comprises a box body and a gear set arranged in the box body, and the motor is in transmission connection with the gear set;
the magnetism isolating piece is connected with the gear set and positioned outside the box body, and the gear set can drive the magnetism isolating piece to rotate relative to the reduction gearbox;
the magnetic induction element is arranged on one side of the magnetism isolating piece, which is far away from the surface of the box body; and
the magnetic part is fixed with the box body and is positioned on one side of the magnetic isolation part close to the box body.
2. The driving mechanism according to claim 1, wherein a connecting column is convexly disposed on a surface of the case, the driving mechanism further comprises a main control board fixed on an end surface of the connecting column, and the magnetic induction element is disposed on a surface of the main control board facing the case.
3. The driving mechanism as claimed in claim 1, wherein a positioning groove is further formed on the surface of the housing, the positioning groove is disposed opposite to the magnetic induction element, and the magnetic member is fixed in the positioning groove.
4. The drive mechanism as recited in claim 1, wherein the magnetic shield comprises:
the fixed cylinder is fixedly connected with the output end of the gear set; and
the magnetic isolation disc is connected to the side wall surface of the fixed cylinder, the magnetic part is located in the orthographic projection area of the magnetic isolation disc, and at least one notch is formed in the outer peripheral edge of the magnetic isolation disc in a concave mode so that the magnetic part and the magnetic induction element are arranged correspondingly.
5. The drive mechanism as recited in claim 4, wherein said plurality of notches are provided in a plurality, said plurality of notches being spaced along an outer periphery of said spacer disk.
6. The drive mechanism as recited in claim 4, wherein said stationary barrel is of unitary construction with said magnetic separator disc.
7. The drive mechanism as claimed in any one of claims 1 to 6, wherein the gear set comprises an input gear, a transmission gear set and an output gear which are meshed with each other, the motor is connected with the input gear, the output gear comprises a wheel body and a gear shaft, the gear shaft penetrates through the box body and extends out of the box body, and the magnetism isolating piece is fixed at the end part of the gear shaft.
8. The drive mechanism as recited in any one of claims 1-6, wherein the magnetic induction element is a Hall sensor.
9. The drive mechanism as recited in any one of claims 1 to 6, wherein the magnetic member is a magnet.
10. A vending apparatus comprising a drive mechanism as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122737506.9U CN216596376U (en) | 2021-11-09 | 2021-11-09 | Actuating mechanism and vending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122737506.9U CN216596376U (en) | 2021-11-09 | 2021-11-09 | Actuating mechanism and vending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216596376U true CN216596376U (en) | 2022-05-24 |
Family
ID=81644408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122737506.9U Active CN216596376U (en) | 2021-11-09 | 2021-11-09 | Actuating mechanism and vending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216596376U (en) |
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2021
- 2021-11-09 CN CN202122737506.9U patent/CN216596376U/en active Active
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