阅读说明：本技术 一种无人售卖机及其齿轮传动推杆 (Unmanned vending machine and gear transmission push rod thereof ) 是由 李桂来 于 2019-10-11 设计创作，主要内容包括：本发明公开了一种齿轮传动推杆,包括用于与取货装置电机啮合的主动轮、从动轮、连接主动轮与从动轮的同步带、用于推动商品的推板、阻尼件、推杆安装腔和推板定位器；推杆安装腔长度方向上的两端设有转轴安装孔,主动轮的转轴和从动轮的转轴设置于转轴安装孔内；阻尼件设置在推板上,且阻尼件与同步带可拆卸连接,以便在带动推板随同步带向靠近主动轮的方向运动；推板定位器设置在推杆安装腔用于安装主动轮的一侧,以便在推板运动至与推板定位器接触时改变阻尼件的倾斜角度,使阻尼件与同步带脱离,因此无需电机驱动,提高了推杆传动的稳定性,且对推送商品质量无限制,应用广泛。此外,本发明还提供了一种包括上述齿轮传动推杆的无人售卖机。(The invention discloses a gear transmission push rod, which comprises a driving wheel, a driven wheel, a synchronous belt, a push plate, a damping piece, a push rod mounting cavity and a push plate positioner, wherein the driving wheel is meshed with a motor of a goods taking device; rotating shaft mounting holes are formed in the two ends of the push rod mounting cavity in the length direction, and a rotating shaft of the driving wheel and a rotating shaft of the driven wheel are arranged in the rotating shaft mounting holes; the damping piece is arranged on the push plate and is detachably connected with the synchronous belt so as to drive the push plate to move along with the synchronous belt to the direction close to the driving wheel; the push plate positioner is arranged on one side of the push rod mounting cavity, which is used for mounting the driving wheel, so that the inclination angle of the damping part is changed when the push plate moves to contact with the push plate positioner, and the damping part is separated from the synchronous belt, therefore, the motor drive is not needed, the stability of the push rod transmission is improved, the quality of the pushed commodities is not limited, and the application is wide. In addition, the invention also provides an unmanned vending machine comprising the gear transmission push rod.)

1. A gear transmission push rod is characterized by comprising a driving wheel (11) which is used for being meshed with a motor of a goods taking device, a driven wheel (6), a synchronous belt (7) which is used for connecting the driving wheel (11) and the driven wheel (6), a push plate (9) which is used for pushing goods, a damping piece (8), a push rod installation cavity and a push plate positioner (10);

rotating shaft mounting holes are formed in the two ends of the push rod mounting cavity in the length direction, and a rotating shaft of the driving wheel (11) and a rotating shaft of the driven wheel (6) are arranged in the rotating shaft mounting holes;

the damping piece (8) is arranged on the push plate (9), and the damping piece (8) is detachably connected with the synchronous belt (7) so as to drive the push plate (9) to move towards the direction close to the driving wheel (11) along with the synchronous belt (7);

push pedal locator (10) set up push rod installation cavity is used for the installation one side of action wheel (11) so that push pedal (9) move to with change when push pedal locator (10) contact the inclination of damping piece (8), make damping piece (8) with hold-in range (7) break away from.

2. The gear transmission push rod according to claim 1, characterized in that the damping member (8) is a damping buckle, the damping buckle comprises saw teeth (82) for connecting with the synchronous belt (7) in a clamping way and a contact inclined surface (81) for contacting with the push plate positioner (10), so that when the push plate (9) moves to contact with the push plate positioner (10), the contact angle of the damping buckle with the synchronous belt (7) is changed by changing the contact position of the contact inclined surface (81) and the push plate positioner (10), and the damping buckle is separated from the synchronous belt (7);

the contact inclined plane (81) with hold-in range (7) go up be used for with the contained angle of the joint section of sawtooth (82) joint is the acute angle.

3. The gear transmission push rod according to claim 2, characterized in that a first sliding track is arranged in the push rod mounting cavity above the synchronous belt (7), and the first sliding track is parallel to the synchronous belt (7);

the push plate (9) is provided with a first rolling bearing (3) capable of sliding in the first sliding track, and the axial direction of the first rolling bearing (3) is parallel to the width direction of the push rod installation cavity.

4. The gear transmission push rod according to claim 3, characterized in that the push plate (9) is provided with a first mounting hole for mounting the rotating shaft of the first rolling bearing (3), and the first mounting hole is a kidney-shaped hole.

5. The gear transmission push rod according to claim 3, characterized in that a second sliding track is arranged in the push rod mounting cavity below the synchronous belt (7), and the second sliding track is parallel to the synchronous belt (7);

and a second rolling bearing (4) capable of sliding in the second sliding track is arranged on the push plate (9), and the axis direction of the second rolling bearing (4) is parallel to the height direction of the push rod installation cavity.

6. The gear transmission push rod according to claim 5, characterized in that the push plate (9) is provided with a second mounting hole for mounting the rotating shaft of the second rolling bearing (4), and the second mounting hole is a kidney-shaped hole.

7. The gear transmission push rod according to any one of claims 1 to 6, wherein the push rod installation cavity comprises a push rod cavity (2) for accommodating the synchronous belt (7), a front fixing shell (1) for accommodating the driving wheel (11) and a rear fixing shell (5) for accommodating the driven wheel (6), and two ends of the push rod cavity (2) are respectively connected with the front fixing shell (1) and the rear fixing shell (5).

8. The gear transmission push rod according to claim 7, characterized in that the push rod cavity (2) is connected with the front fixing shell (1) in a clamping manner; and/or the push rod cavity (2) is connected with the rear fixing shell (5) in a clamping manner.

9. A gear transmission pusher according to claim 8, characterised in that the push plate retainer (10) is attached to the lower end of the front stationary housing (1).

10. An unmanned vending machine, includes the display screen, is used for propelling movement commodity the push rod and gets goods device, its characterized in that, it is the gear drive push rod of any one of claims 1-9 to get goods device.

Technical Field

The invention relates to the technical field of goods conveying, in particular to a gear transmission push rod. In addition, the invention also relates to an unmanned vending machine comprising the gear transmission push rod.

Background

With the development of society and the progress of science and technology, the consumption no longer limits to fixed sales counter, in order to practice thrift the human cost, unmanned vending machine is born as one's life.

In the prior art, push rods of the unmanned vending machine for pushing vending commodities are mostly electric push rods, faults are easy to occur in the using process, and the fault rate is high; meanwhile, each electric push rod needs to be provided with a motor and is subjected to wiring control, so that the cost is high, the installation is complex, the width of a goods channel cannot be freely adjusted, and the size of goods sold by an unmanned vending machine is limited; in addition, because the spring for pushing the commodities can not bear the gravity, the existing electric push rod can only push the commodities with lighter weight and is not suitable for conveying heavy objects.

In summary, how to expand the application range of the push rod and reduce the failure rate is a problem to be solved urgently by those skilled in the art.

Disclosure of Invention

In view of this, the present invention provides a gear transmission push rod, in which a driving wheel drives a push plate connected to a synchronous belt for transmission, and the gear transmission push rod has a low transmission failure rate and a wide practical range.

It is another object of the present invention to provide an unmanned merchandiser including the gear-driven pusher bar described above.

In order to achieve the above purpose, the invention provides the following technical scheme:

a gear transmission push rod comprises a driving wheel, a driven wheel, a synchronous belt, a push plate, a damping piece, a push rod mounting cavity and a push plate positioner, wherein the driving wheel is meshed with a motor of a goods taking device;

rotating shaft mounting holes are formed in two ends of the push rod mounting cavity in the length direction, and a rotating shaft of the driving wheel and a rotating shaft of the driven wheel are arranged in the rotating shaft mounting holes;

the damping piece is arranged on the push plate and is detachably connected with the synchronous belt so as to drive the push plate to move towards the direction close to the driving wheel along with the synchronous belt;

the push plate locator sets up the push rod installation cavity is used for the installation one side of action wheel, so that the push pedal move to with change when the push plate locator contacts the inclination of damping piece, make the damping piece with the hold-in range breaks away from.

Preferably, the damping part is a damping buckle, the damping buckle comprises a sawtooth connected with the synchronous belt in a clamping manner and a contact inclined plane in contact with the push plate positioner, so that when the push plate moves to be in contact with the push plate positioner, the contact angle between the damping buckle and the synchronous belt is changed by changing the contact position between the contact inclined plane and the push plate positioner, and the damping buckle is separated from the synchronous belt;

the contact inclined plane with the hold-in section's that is used for on the synchronous belt with the sawtooth joint contained angle is the acute angle.

Preferably, a first sliding track is arranged in the push rod mounting cavity above the synchronous belt, and the first sliding track is parallel to the synchronous belt;

the push plate is provided with a first rolling bearing capable of sliding in the first sliding track, and the axis direction of the first rolling bearing is parallel to the width direction of the push rod installation cavity.

Preferably, the push plate is provided with a first mounting hole for mounting a rotating shaft of the first rolling bearing, and the first mounting hole is a kidney-shaped hole.

Preferably, a second sliding track is arranged in the push rod mounting cavity below the synchronous belt, and the second sliding track is parallel to the synchronous belt;

and a second rolling bearing capable of sliding in the second sliding track is arranged on the push plate, and the axis direction of the second rolling bearing is parallel to the height direction of the push rod installation cavity.

Preferably, the push plate is provided with a second mounting hole for mounting a rotating shaft of the second rolling bearing, and the second mounting hole is a kidney-shaped hole.

Preferably, the push rod installation cavity is including being used for holding the push rod cavity of hold-in range, being used for holding the preceding set casing of action wheel and being used for holding from the backshell of driving wheel, the both ends of push rod cavity respectively with preceding set casing the backshell is connected.

Preferably, the push rod cavity is connected with the front fixing shell in a clamping manner; and/or the push rod cavity is connected with the rear fixing shell in a clamping manner.

Preferably, the push plate positioner is connected to the lower end of the front fixing shell.

The utility model provides an unmanned machine of selling, includes the display screen, is used for the push rod of propelling movement commodity and gets goods device, it is above-mentioned arbitrary gear drive push rod to get goods device.

The invention provides a gear transmission push rod, which comprises a driving wheel, a driven wheel, a synchronous belt, a push plate, a damping piece, a push rod mounting cavity and a push plate positioner, wherein the driving wheel is meshed with a motor of a goods taking device; rotating shaft mounting holes are formed in the two ends of the push rod mounting cavity in the length direction, and a rotating shaft of the driving wheel and a rotating shaft of the driven wheel are arranged in the rotating shaft mounting holes; the damping piece is arranged on the push plate and is detachably connected with the synchronous belt so as to drive the push plate to move along with the synchronous belt to the direction close to the driving wheel; the push plate positioner is arranged on one side of the push rod mounting cavity, which is used for mounting the driving wheel, so that the inclination angle of the damping part is changed when the push plate moves to contact with the push plate positioner, and the damping part is separated from the synchronous belt.

In the working process, the driving wheel is meshed with a motor of the goods taking device to drive the driven wheel and the synchronous belt to rotate, and the damping piece on the push plate is connected with the synchronous belt, so that the friction force between the synchronous belt and the damping piece drives the push plate to move towards the direction close to the driving wheel until the push plate is contacted with the push plate positioner; at this moment, the push pedal has already with the whole propelling movement of commodity in the place ahead to assigned position, because the push pedal makes the inclination of damping piece change with the contact of push pedal locator, damping piece and hold-in range break away from for action wheel and hold-in range idle running have avoided dying from the driving wheel card.

Because the gear transmission push rod is internally mechanically driven, the gear transmission push rod does not need to be driven by a motor, so that the production cost is reduced, the stability of the push rod transmission is improved, and the failure rate of the push rod is reduced.

Meanwhile, the push rod is driven to advance by friction force, so that the quality of the pushed commodities is not limited, and the push rod has a wider application range.

In addition, the invention also provides an unmanned vending machine comprising the gear transmission push rod.

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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural view of an embodiment of a gear-driven push rod according to the present invention;

FIG. 2 is a schematic diagram of the movement of the geared push rod provided in FIG. 1;

fig. 3 is a partially enlarged view of fig. 2.

In FIGS. 1-3:

1 is the preceding set casing, 2 is the push rod cavity, 3 is first antifriction bearing, 4 is the second antifriction bearing, 5 is the back set casing, 6 is from the driving wheel, 7 is the hold-in range, 8 is the damping piece, 81 is the contact inclined plane, 82 is the sawtooth, 9 is the push pedal, 10 is the push pedal locator, 11 is the action wheel, a is the normal operating position of damping piece, b is the disengagement position after damping piece and push pedal locator contact.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The core of the invention is to provide a gear transmission push rod, a driving wheel drives a push plate connected to a synchronous belt to transmit, the transmission failure rate is low, and the practical range is wide.

In addition, the invention also provides an unmanned vending machine comprising the gear transmission push rod.

Referring to fig. 1-3, fig. 1 is a schematic structural diagram of an embodiment of a gear transmission push rod according to the present invention; FIG. 2 is a schematic diagram of the movement of the geared push rod provided in FIG. 1; fig. 3 is a partially enlarged view of fig. 2.

The gear transmission push rod provided by the invention comprises a driving wheel 11, a driven wheel 6, a synchronous belt 7, a push plate 9, a damping piece 8, a push rod installation cavity and a push plate positioner 10, wherein the driving wheel 11 is meshed with a motor of a goods taking device; rotating shaft mounting holes are formed in the two ends of the push rod mounting cavity in the length direction, and a rotating shaft of the driving wheel 11 and a rotating shaft of the driven wheel 6 are arranged in the rotating shaft mounting holes; the damping piece 8 is arranged on the push plate 9, and the damping piece 8 is detachably connected with the synchronous belt 7 so as to drive the push plate 9 to move towards the direction close to the driving wheel 11 along with the synchronous belt 7; the push plate positioner 10 is arranged at one side of the push rod mounting cavity for mounting the driving wheel 11, so that the inclination angle of the damping part 8 is changed when the push plate 9 moves to be in contact with the push plate positioner 10, and the damping part 8 is separated from the synchronous belt 7.

Because the driving wheel 11 needs to be engaged with the motor of the goods taking device, referring to fig. 1, the driving wheel cannot be completely arranged in the push rod installation cavity, and a matching part engaged with the motor needs to be reserved.

And a bearing is arranged between the rotating shaft of the driving wheel 11 and the rotating shaft mounting hole of the push rod mounting cavity, so that the driving wheel 11 can rotate relative to the push rod mounting cavity.

Preferably, in order to protect the driven wheel 6, the driven wheel 6 may be completely disposed in the push rod mounting cavity so as to prevent the driven wheel 6 from being hit or the like.

A bearing is arranged between the rotating shaft of the driven wheel 6 and the rotating shaft mounting hole of the push rod mounting cavity, so that the driven wheel 6 can rotate relative to the push rod mounting cavity.

Considering the requirement that the damping member 8 is detachably connected to the synchronous belt 7 and the requirement that the commodity is pushed to advance, preferably, the push plate 9 may be set to be an L-shaped plate, please refer to fig. 1, the push plate 9 includes a main plate for pushing the commodity to advance and a side plate for mounting the damping member 8, etc., a plane normal vector of the main plate is parallel to the moving direction of the push plate 9, and a plane normal vector of the side plate is perpendicular to the moving direction of the push plate 9.

In the working process, the driving wheel 11 is meshed with a motor of the goods taking device to drive the driven wheel 6 and the synchronous belt 7 to rotate, and the damping piece 8 on the push plate 9 is connected with the synchronous belt 7, so that the friction force between the synchronous belt 7 and the damping piece 8 drives the push plate 9 to move towards the direction close to the driving wheel 11 until the push plate 9 is contacted with the push plate positioner 10; push pedal 9 and push pedal locator 10 contact, and push pedal 9 has been with commodity propelling movement in the place ahead to assigned position, and damping piece 8 breaks away from with hold-in range 7 this moment for action wheel 11 and hold-in range 7 idle running have avoided dying from driving wheel 6 card.

Because the gear transmission push rod is internally mechanically driven, the gear transmission push rod does not need to be driven by a motor, so that the production cost is reduced, the stability of the push rod transmission is improved, and the failure rate of the push rod is reduced.

Meanwhile, the push rod is driven to advance by friction force, so that the quality of the pushed commodities is not limited, and the push rod has a wider application range.

On the basis of the above embodiment, the damping member 8 may be a damping buckle, and the damping buckle includes a saw tooth 82 for being connected with the synchronous belt 7 in a clamping manner and a contact inclined surface 81 for contacting with the push plate positioner 10, so that when the push plate 9 moves to contact with the push plate positioner 10, the contact angle of the damping buckle with the synchronous belt 7 is changed by changing the contact position of the contact inclined surface 81 and the push plate positioner 10, so that the damping buckle is separated from the synchronous belt 7; the included angle between the contact inclined plane 10 and the clamping section of the synchronous belt 7 for clamping with the saw teeth 82 is an acute angle.

Referring to fig. 3, when the damping member 8 is at the position a, the contact inclined surface 81 is not in contact with the push plate positioner 10, the saw teeth 82 are in clamping connection with the synchronous belt 7, and the damping member 8 drives the synchronous belt 7 to rotate through friction; when damping member 8 was in the b position, contact inclined plane 81 and push pedal locator 10 contact, then under inertial effect, contact inclined plane 81 shifts up with the contact position of push pedal locator 10 for there is the contained angle in the axis of damping member 8 and vertical direction, and then makes sawtooth 82 and hold-in range 7 separation.

The angle of the included angle between the contact slope 81 and the clamping section is determined according to the requirements in actual production.

The shape and size of the saw teeth 82 are determined according to the tooth shape of the timing belt 7 so as to achieve a click connection better.

It should be noted that the specific structure of the push plate positioner 10 may be a rail as shown in fig. 3, but may be any other structure that meets the requirement for separating the saw teeth 82 from the timing belt 7.

On the basis of the embodiment, in order to make the running of the push plate 9 more stable and enhance the bearing capacity of the push plate 9, a first sliding track can be arranged above the synchronous belt 7 in the push rod mounting cavity, and the first sliding track is parallel to the synchronous belt 7; the push plate 9 is provided with a first rolling bearing 3 which can slide in the first sliding track, and the axial direction of the first rolling bearing 3 is parallel to the width direction of the push rod installation cavity.

The number of the first rolling bearings 3 can be one, two or more, and the specific number is determined according to the weight of the pushing plate 9 required to push the commodity, the length of the pushing plate 9 and other factors.

Preferably, referring to fig. 1, the number of the first rolling bearings 3 may be set to two.

Preferably, the push plate 9 can be provided with a first mounting hole for mounting the rotating shaft of the first rolling bearing 3, and the first mounting hole is a kidney-shaped hole, so that a movement space of the rotating shaft is reserved when the push plate 9 contacts the push plate positioner 10, and the action of force between the rotating shaft and the push plate 9 is avoided.

On the basis of the above embodiment, in order to further improve the running stability of the push plate 9, a second sliding rail may be arranged in the push rod installation cavity below the synchronous belt 7, and the second sliding rail is parallel to the synchronous belt 7; the push plate 9 is provided with a second rolling bearing 4 which can slide in a second sliding track, and the axial direction of the second rolling bearing 4 is parallel to the height direction of the push rod installation cavity.

Preferably, the push plate 9 can be provided with a second mounting hole for mounting the rotating shaft of the second rolling bearing 4, and the second mounting hole is a kidney-shaped hole, so that a movement space of the rotating shaft is reserved when the push plate 9 contacts the push plate positioner 10, and the action of force between the rotating shaft and the push plate 9 is avoided.

On the basis of the above-mentioned embodiment, for the installation of the gear drive push rod of convenience, the push rod installation cavity can be including the push rod cavity 2 that is used for holding hold-in range 7, be used for holding the preceding set casing 1 of action wheel 11 and be used for holding from the back set casing 5 of driving wheel 6, the both ends of push rod cavity 2 are connected with preceding set casing 1, back set casing 5 respectively, compare in overall structure, the structure of aggregate erection makes things convenient for the assembly of parts such as hold-in range 7, push pedal 9 in the push rod installation cavity more.

The push rod cavity 2 and the front fixing shell 1 and the push rod cavity 2 and the rear fixing shell 5 can be connected in a non-detachable mode, such as welding, so that the connection position has high connection strength; or may be non-removable, such as bolted, etc., for repair and replacement.

Preferably, the push rod cavity 2 can be connected with the front fixing shell 1 in a clamping manner; and/or the push rod cavity 2 can be in clamping connection with the rear fixing shell 5.

Preferably, the push plate positioner 10 can be connected to the lower end of the front fixing shell 1, and of course, the push plate positioner 10 can also be connected to the end of the push rod cavity 2 close to one end of the front fixing shell 1, as long as the moving distance of the push plate 9 can meet the requirement.

Preferably, the front and rear fixing cases 1 and 5 may be made of a material having good elasticity.

In addition to the gear transmission push rod, the invention further provides an unmanned vending machine including the gear transmission push rod disclosed in the above embodiment, the unmanned vending machine includes a display screen, a push rod for pushing commodities and a goods taking device, wherein the push rod is the gear transmission push rod disclosed in the above embodiment, and the structures of other parts of the engine please refer to the prior art, which is not repeated herein.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The invention provides an unmanned vending machine and a gear transmission push rod thereof, which are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.