Printing device for lipstick vending machine

Abstract

The utility model relates to the technical field of vending machines, in particular to a printing device for a lipstick vending machine, which comprises a case, a control system, a pick-up port, an operation touch screen controlled by the control system, a laser marking machine, a mechanical arm and a delivery device are arranged on the case, and the delivery device comprises a driving mechanism and a conveying belt. The driving mechanism is arranged in the case, is in driving connection with the conveying belt arranged in the case in a transmission manner and is used for driving the conveying belt to transmit; the conveying belt is used for conveying delivered lipsticks; the goods taking opening is communicated with the tail end of the conveying belt; the operation touch screen is used for a consumer to input characters to be engraved, and the control system is used for controlling the mechanical arm to convey the lipstick on the conveying belt to the laser engraving machine for marking according to a laser marking signal fed back by the operation touch screen; the control system is further used for controlling the mechanical arm to convey the lipstick to the conveying belt according to a laser marking completion signal fed back by the laser marking machine. The lipstick with the DIY laser marking function can achieve the DIY laser marking function on the lipstick according to the requirements of consumers.

Description

TECHNICAL FIELD

[0001] The utility model relates to vending machine technical field, especially a kind of printing device for lipstick vending machine. BACKGROUND

[0002] With the development of society, in commercial center, public place, tourist attraction and other fields, there are usually automatic vending machines, and the automatic vending machine can also be used as an advertising tool to attract the attention of consumers by displaying advertising information. At present, the existing lipstick vending machine usually does not have a DIY laser marking function, that is, the existing lipstick vending machine cannot realize the DIY laser marking function on the lipstick, so that consumers cannot purchase lipstick with DIY marking from the lipstick vending machine. SUMMARY

[0003] The utility model provides a kind of printing device for lipstick vending machine, to solve the technical problem that the existing lipstick vending machine cannot realize DIY laser marking function on lipstick, so that consumers cannot purchase lipstick with DIY marking from the lipstick vending machine.

[0004] To solve the above technical problems, the utility model adopts the following technical solutions:

[0005] A kind of printing device for lipstick vending machine, including cabinet, control system, taking-out port, operation touch screen controlled by control system and delivery device controlled by control system are arranged on the cabinet, the delivery device includes drive mechanism and conveying belt, drive mechanism is located in cabinet and is drivenly connected with conveying belt transmission arranged in cabinet, drive mechanism is used to drive conveying belt transmission, conveying belt is used to convey the lipstick of delivery, the end of conveying belt is communicated with taking-out port;Laser engraver and mechanical arm controlled by control system are further provided in the cabinet, operation touch screen is used for consumer to input the text to be engraved on lipstick, the control system is used to control mechanical arm to convey the lipstick on conveying belt to laser engraver marking according to the laser marking signal feedback of operation touch screen;The control system is also used to control mechanical arm to convey lipstick to conveying belt according to the laser marking completion signal feedback of laser engraver.

[0006] Further, the conveying belt conveys lipstick along horizontal X direction;The mechanical arm includes taking-out assembly and positioning assembly, the positioning assembly is arranged in cabinet, the positioning assembly is located on the side of conveying belt along horizontal Y direction, and the positioning assembly is used to position the lipstick to be printed and to push the marked lipstick into conveying belt;The taking-out assembly is arranged in cabinet and located above conveying belt, and the taking-out assembly is used to convey the lipstick conveyed on conveying belt to positioning assembly along horizontal Y direction.

[0007] Further, the taking component comprises a telescopic arm and a power unit, the power unit is arranged in the case, the telescopic arm extends along the horizontal Y direction, one end of the telescopic arm is drivingly connected with the power unit, and a push plate is arranged on the other end of the telescopic arm, and the power unit is used for driving the telescopic arm to extend or retract, so that the push plate can push the lipstick conveyed on the conveying belt into the positioning component.

[0008] Further, the positioning component comprises a positioning channel fixed in the case, the positioning channel extends along the horizontal Y direction, the positioning channel is located directly below the laser printing head of the laser marking machine, and one end of the positioning channel close to the conveying belt is connected with the conveying belt, so that the lipstick on the conveying belt can be pushed into the positioning channel by the push plate.

[0009] Further, one end of the positioning channel close to the conveying belt is provided with a tapered guide groove, and the positioning channel is connected with the conveying belt through the tapered guide groove, and the inner diameter of the port close to the conveying belt on the tapered guide groove is greater than the inner diameter of the port close to the positioning channel on the tapered guide groove.

[0010] Further, the bottom surface in the tapered guide groove is an inclined surface, the inclined surface is inclined from top to bottom, the bottom surface in the positioning channel is a plane, and the plane is connected with the inclined surface.

[0011] Further, the positioning component further comprises a telescopic unit, the telescopic unit is arranged in the case, the telescopic end of the telescopic unit extends or retracts along the horizontal Y direction, an end surface of the positioning channel away from the conveying belt is provided with a through slot communicated with the positioning channel, and the telescopic end of the telescopic unit can pass through the through slot and enter the positioning channel, so as to push the lipstick in the positioning channel into the conveying belt.

[0012] Further, the positioning component further comprises a sensing unit fixed in the case, and the sensing unit is used for sensing and identifying whether there is lipstick in the positioning channel.

[0013] Further, the mechanical arm further comprises a blocking component, and the blocking component is used for blocking the lipstick conveyed on the conveying belt on the upper surface of the conveying belt at a position corresponding to the positioning channel.

[0014] Further, the blocking component comprises a baffle assembly and a linear module, the linear module is fixed in the case, the baffle assembly is located above the conveying belt, and the linear module is used for driving the baffle assembly to move along the horizontal X direction, so that the baffle assembly can block the lipstick conveyed on the conveying belt on the upper surface of the conveying belt at a position corresponding to the positioning channel.

[0015] Compared with the prior art, the present application has the following advantages:

[0016] The printing device for the automatic lipstick vending machine can realize DIY laser marking on the lipstick, and overcomes the defect that consumers cannot purchase the lipstick with DIY marking from the automatic lipstick vending machine. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structure schematic view of the automatic lipstick vending machine involved in the embodiment;

[0018] Figure 2 It is an enlarged structure schematic view of A in the figure; Figure 1

[0019] Figure 3 It is another angle structure schematic view of the figure; Figure 1

[0020] Figure 4 It is a structure schematic of the inside of the automatic lipstick vending machine involved in the embodiment;

[0021] Figure 5 It is a structure schematic view of the connection of the delivery device and the blocking device assembly involved in the embodiment;

[0022] Figure 6 It is a structure schematic view of the connection of the delivery device, the laser marking machine and the mechanical arm involved in the embodiment;

[0023] Figure 7 It is a structure schematic view of the connection of the delivery assembly and the positioning assembly involved in the embodiment;

[0024] Figure 8 It is a whole machine structure schematic view of the automatic lipstick vending machine involved in the embodiment.

[0025] Reference signs in the drawings:

[0026] ​​1, case; 10, take goods port; 101, storage channel; 2, operation touch screen; 3, laser marking machine; 4, delivery device; 40, conveying belt; 401, driving mechanism; 41, positioning assembly; 410, positioning channel; 4101, positioning part; 4102, slot; 411, telescopic unit; 413, conical guide groove; 412, sensing unit; 42, take goods assembly; 420, telescopic arm; 421, power unit; 422, push plate; 43, blocking goods assembly; 430, baffle assembly; 431, linear module; 432, position sensor; 5, pushing rod; 50, driving unit; 51, sealing plate; 510, perforation. DETAILED DESCRIPTION

[0027] It should be understood that the specific embodiments described herein are merely exemplary and do not limit the present application.

[0028] In the description of the present application, it should be understood that the terms "width", "upper", "lower", "front", "rear", "top", "bottom" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0029] In the description of the present application, it should be understood that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "setting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication between two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0030] In the present application, unless otherwise explicitly specified and limited, the first feature "on" or "below" the second feature can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "above" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0031] Please refer to Figure 1 - Figure 8The utility model provides a kind of printing device for lipstick vending machine, including cabinet 1, control system (not shown) is provided on cabinet 1, take goods mouth 10, operation touch screen 2, laser engraver 3, delivery device 4 and mechanical arm.Operational touch screen 2, laser engraver 3, delivery device 4 and mechanical arm are all controlled by control system;Operation touch screen 2 is used for consumer to input the text that needs to be engraved on lipstick.

[0032] Refer to Figure 1 And Figure 5 Delivery device 4 includes driving mechanism 401 and conveying belt 40, driving mechanism 401 is located in cabinet 1, driving mechanism 401 is drivenly connected with conveying belt 40 arranged in cabinet 1, driving mechanism 401 is used to drive conveying belt 40 transmission, conveying belt 40 is used to convey the lipstick of delivery, and the end of conveying belt 40 is communicated with take goods mouth 10.

[0033] It should be noted that driving mechanism 401 selects existing driving mechanism 401, since driving mechanism 401 drives conveying belt 40 transmission is commonly used in the prior art in the field of mechanical transmission, thus no longer repeat here.

[0034] Refer to Figure 1 、 Figure 2 - Figure 6 And Figure 8 Laser engraver 3 is used for the text that consumer inputs in operation touch screen 2 is engraved on lipstick.Mechanical arm is used to convey the lipstick on conveying belt 40 to laser engraver 3 and is used to convey the lipstick after marking to conveying belt 40.Control system is used to control mechanical arm to convey the lipstick on conveying belt 40 to laser engraver 3 according to the laser marking signal of operation touch screen 2 feedbacks and marks;Control system is also used to control mechanical arm to convey the lipstick to conveying belt 40 according to the laser marking completion signal of laser engraver 3 feedbacks.

[0035] In conclusion, the printing device for lipstick vending machine is used, consumer can input the text that needs to be engraved on lipstick on operation touch screen 2 according to own demand, when consumer finishes input, chip in operation touch screen 2 will feedback laser marking signal to control system, control system controls mechanical arm to convey the lipstick on conveying belt 40 to laser engraver 3 to mark at this time;When laser engraver 3 completes marking on lipstick, laser engraver 3 will feedback laser marking completion signal to control system, then control system controls mechanical arm to convey the lipstick after marking to conveying belt 40, finally, through conveying belt 40, it is conveyed to take goods mouth 10 for consumer to take goods, realize the function of DIY laser marking on lipstick, overcome the defect that consumer cannot buy lipstick with DIY marking from lipstick vending machine.

[0036] It should be noted that the existing laser marking machine 3 is selected, and the working principle thereof will not be described herein. In addition, the existing PLC control system can be selected.

[0037] The length direction of the cabinet 1 is the horizontal X direction, and the width direction of the cabinet 1 is the horizontal Y direction. The conveying belt 40 conveys the lipsticks along the horizontal X direction, and the mechanical arm conveys the lipsticks on the conveying belt 40 to the laser marking machine 3 along the horizontal Y direction for marking. In this way, the whole lipstick vending machine can be made thinner.

[0038] The cabinet 1 is also provided with a vertically extending storage channel 101, and the storage channel 101 is internally provided with vertically stacked lipstick products. In addition, the cabinet 1 is also provided with a pushing assembly, which is located at the rear side of the storage channel along the horizontal Y direction. The pushing assembly includes a pushing rod 5 and a driving unit 50. The pushing rod 5 is slidingly arranged in the cabinet 1 along the horizontal Y direction, and the pushing rod 5 is located at the rear side of the storage channel 101. The driving unit 50 is selected from an electric push rod, and the driving unit 50 is arranged in the cabinet 1 and is drivingly connected with the pushing rod 5.

[0039] Of course, the bottom surface of the storage channel 101 is slightly higher than the upper surface of the conveying belt 40. In this way, the pushing rod 5 can be driven by the driving unit 50 to move into the storage channel 101 along the horizontal Y direction, so as to push the lipstick products in the storage channel 101 to fall onto the conveying belt 40.

[0040] The rear side of the storage channel 101 is closed by a sealing plate 51, and the sealing plate 51 is provided with a through hole 510 for the pushing rod to pass through. By arranging the sealing plate 51, the lipstick products in the storage channel 101 can be prevented from falling from the rear side of the storage channel 101. That is to say, during the delivery, the pushing rod 5 can be driven by the driving unit 50 to pass through the through hole 510 of the sealing plate 51 and enter the storage channel 101, so as to push the lipstick products in the storage channel 101 to the conveying belt 40.

[0041] It should be noted that the lipstick products stored in the storage channel 101 can also be replaced by lip balm products, and the products in the storage channel 101 can be reasonably changed according to actual conditions.

[0042] In an embodiment, with reference to Figure 1 , Figure 2 and Figure 4 - Figure 7, the mechanical arm comprises a positioning assembly 41 and a taking assembly 42, the positioning assembly 41 is arranged in the cabinet 1 and is located at the rear side of the conveying belt 40 along the horizontal Y direction, and the taking assembly 42 is also arranged along the horizontal Y direction, the positioning assembly 41 is used for positioning the lipstick to be printed and pushing the lipstick after marking into the conveying belt 40. The taking assembly 42 is arranged in the cabinet 1 and is located above the front side of the conveying belt 40, and the taking assembly 42 is used for conveying the lipstick conveyed on the conveying belt 40 to the positioning assembly 41 along the horizontal Y direction.

[0043] In an embodiment, referring to Figure 1 、 Figure 2 and Figure 4 - Figure 7 , the taking assembly 42 comprises a telescopic arm 420 and a power unit 421, and the power unit 421 is selected from an electric telescopic rod; in other embodiments, the power unit 421 can also be selected from a linear motor. The power unit 421 is fixed in the cabinet 1, the telescopic arm 420 extends along the horizontal Y direction, the power unit 421 is located at the rear side of the telescopic arm 420, one end of the telescopic arm 420 is drivingly connected with the power unit 421, and the other end of the telescopic arm 420 is provided with a push plate 422, the push plate 422 is located above the conveying belt 40, and the power unit 421 is used for driving the telescopic arm 420 to extend or retract, so that the push plate 422 can push the lipstick conveyed on the conveying belt 40 into the positioning assembly 41. Therefore, it can be understood that when the telescopic arm 420 is in the extended state, the push plate 422 on the telescopic arm 420 is located at the front side of the conveying belt 40, and when it is needed to convey the lipstick on the conveying belt 40 into the positioning assembly 41, the power unit 421 drives the telescopic arm 420 to retract, so that the push plate 422 on the telescopic arm 420 moves towards the rear side along the horizontal Y direction, thereby pushing the lipstick into the positioning assembly 41.

[0044] In an embodiment, referring to Figure 1 、 Figure 2 and Figure 7 , the positioning assembly 41 comprises a positioning channel 410 fixed in the cabinet 1, the positioning channel 410 extends along the horizontal Y direction, the positioning channel 410 is located at the rear side of the conveying belt 40 and directly below the laser printing head of the laser marking machine 3; and one end of the positioning channel 410 close to the conveying belt 40 is connected with the conveying belt 40, so that the lipstick on the conveying belt 40 can be pushed into the positioning channel 410 by the push plate 422. Specifically, it can be understood that when it is needed to convey the lipstick on the conveying belt 40 into the positioning channel 410, the power unit 421 drives the telescopic arm 420 to retract, thereby driving the push plate 422 on the telescopic arm 420 to push the lipstick on the conveying belt 40 into the positioning channel 410.

[0045] Of course, the positioning assembly 41 also comprises a telescopic unit 411, which in this embodiment is an electric push rod, and in other embodiments can also be an electric telescopic rod. Specifically, the telescopic unit 411 is fixed in the cabinet 1, and the telescopic end of the telescopic unit 411 telescopes in the horizontal Y direction. An end surface of the positioning channel 410 facing away from the conveying belt 40 is provided with a through slot 4102 communicating with the positioning channel 410, and the telescopic end of the telescopic unit 411 can pass through the through slot 4102 to enter the positioning channel 410 to push the lipstick in the positioning channel 410 into the conveying belt 40. Thus, it can be understood that when the lipstick is in the state of being located in the positioning channel 410, the telescopic end of the telescopic unit 411 is in a retracted state, i.e. the telescopic end of the telescopic unit 411 is located outside the positioning channel 410; when the lipstick in the positioning channel 410 is marked by the laser marking machine 3, the telescopic unit 411 can be extended so that the telescopic end of the telescopic unit 411 passes through the through slot 4102 to enter the positioning channel 410 to push the lipstick in the positioning channel 410 into the conveying belt 40, and finally the conveying belt 40 conveys the marked lipstick to the pickup port 10 for the consumer to pick up.

[0046] It should be noted that, with reference to Figure 7 , the lipstick entering the positioning channel 410 is positioned through the rear end of the positioning channel 410, i.e. the rear end of the positioning channel 410 is configured as a positioning portion 4101 for positioning the lipstick. In addition, the push plate 422 can also assist in positioning the lipstick in the positioning channel 410, so as to stably fix the lipstick in the positioning channel 410 and avoid affecting the laser marking on the lipstick. The marking on the lipstick in this embodiment refers to marking on the outer shell of the lipstick.

[0047] In an embodiment, with reference to Figure 1 , Figure 2 , Figure 4 and Figure 7 , the positioning assembly 41 further comprises a sensing unit 412 fixed in the cabinet 1, which can be an opposite sensor. The sensing unit 412 is used to sense and identify whether there is lipstick in the positioning channel 410. When the sensing unit 412 senses and identifies that there is lipstick in the positioning channel 410, the sensing unit 412 feeds back the identification result to the control system, and then the control system starts the laser marking machine 3 to mark the outer surface of the lipstick.

[0048] In an embodiment, with reference to Figure 1 , Figure 2 and Figure 4 - Figure 7The positioning channel 410 is provided with a tapered guide groove 413 near one end of the conveying belt 40, the positioning channel 410 is connected with the conveying belt 40 through the tapered guide groove 413, and the inner diameter of the tapered guide groove 413 near the port of the conveying belt 40 is greater than the inner diameter of the tapered guide groove 413 near the port of the positioning channel 410, so that the tapered guide groove 413 plays a guiding role.

[0049] Of course, the top end of the bottom surface in the tapered guide groove 413 is flush with the upper surface of the conveying belt 40, so that the lipstick on the conveying belt 40 can enter the positioning channel 410. In addition, the bottom surface in the tapered guide groove 413 is an inclined surface, the inclined surface is inclined from top to bottom, the bottom surface in the positioning channel 410 is a plane and is connected with the inclined surface, so that the lipstick on the conveying belt 40 can further enter the positioning channel 410.

[0050] On the basis of the above structure, referring to Figure 1 and Figure 5 The mechanical arm further comprises a blocking component 43, the blocking component 43 is used for blocking the lipsticks conveyed on the conveying belt at a position corresponding to the positioning channel 410 on the upper surface of the conveying belt, so that the telescopic arm 420 drives the push plate 422 to push the lipsticks on the conveying belt 40 into the positioning channel 410. Specifically, the blocking component 43 comprises a blocking plate component 430 and a linear module 431, the linear module 431 is fixed in the cabinet 1, the blocking plate component 430 is located above the conveying belt 40, and the linear module 431 is used for driving the blocking plate component 430 to move in the horizontal X direction, so that the blocking plate component 430 can block the lipsticks conveyed on the conveying belt 40 at a position corresponding to the positioning channel 410 on the upper surface of the conveying belt 40. Of course, the blocking plate component 430 is provided with a position sensor 432, the position sensor 432 is used for sensing whether the blocking plate component 430 blocks the lipsticks at the position corresponding to the positioning channel 410 on the conveying belt 40, and feeding back the recognition result of the position sensor 432 to the control system. Specifically, it can be understood that when the position sensor 432 senses and recognizes that the blocking plate component 430 blocks the lipsticks at the position corresponding to the positioning channel 410 on the conveying belt 40, the control system controls the power unit 421 to drive the telescopic arm 420 to drive the push plate 422 to push the lipsticks into the positioning channel 410.

[0051] The working principle of the printing device of the lipstick vending machine is as follows:

[0052] The consumer can input the text to be engraved on the lipstick according to the needs on the touch screen 2, when the consumer finishes inputting, the chip in the touch screen 2 feeds back the laser marking signal to the control system, at this time the control system controls the linear module 431 to drive the baffle assembly 430 to move along the horizontal X direction towards the telescopic arm 420, so that the baffle assembly 430 blocks the lipstick conveyed on the conveying belt 40 on the upper surface of the conveying belt 40 at the position corresponding to the positioning channel 410, at this time the position sensor 432 senses and identifies that the upper surface of the conveying belt 40 at the position corresponding to the positioning channel 410 has the lipstick, then the control system controls the power unit 421 to drive the telescopic arm 420 to retract, and drives the push plate 422 to push the lipstick into the positioning channel 410; at this time, the baffle assembly 430 moves along the horizontal X direction away from the telescopic arm 420 and resets; when the induction unit 412 senses and identifies that the positioning channel 410 has the lipstick, the induction unit 412 feeds back the signal that the positioning channel 410 has the lipstick to the control system, then the control system controls the laser engraving machine 3 to engrave the text input by the consumer on the touch screen 2 on the outer surface of the lipstick; when the laser engraving machine 3 completes the marking of the lipstick, the telescopic arm 420 extends and resets, at this time the control system controls the telescopic unit 411 to extend, and pushes the marked lipstick in the positioning channel 410 into the conveying belt 40, finally the conveying belt 40 conveys the marked lipstick into the take-out port 10 for the consumer to take the goods.

[0053] The above only describes the preferred embodiments of the present application, and does not limit the patent range of the present application, any equivalent structure or equivalent process transformation according to the content of the present application specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection range of the present application.

Claims

1. A printing device for an automatic lipstick vending machine, comprising a chassis, a control system, a dispensing slot, an operation touchscreen controlled by the control system, and a dispensing device controlled by the control system, characterized in that, The shipping device includes a drive mechanism and a conveyor belt. The drive mechanism is located inside the chassis and is driven by the conveyor belt, which is also located inside the chassis. The drive mechanism drives the conveyor belt to transport the lipsticks being shipped. The end of the conveyor belt is connected to the picking port. The chassis also houses a laser engraving machine and a robotic arm controlled by a control system. A touchscreen is used for consumers to input the text to be engraved on the lipsticks. The control system controls the robotic arm to transport the lipsticks on the conveyor belt to the laser engraving machine for marking based on the laser marking signal fed back from the touchscreen. The control system also controls the robotic arm to transport the lipsticks onto the conveyor belt based on the laser marking completion signal fed back from the laser engraving machine.

2. The printing device for an automatic lipstick vending machine according to claim 1, characterized in that, The conveyor belt transports lipsticks along the horizontal X direction; the robotic arm includes a picking component and a positioning component. The positioning component is located inside the chassis and is situated on one side of the conveyor belt along the horizontal Y direction. The positioning component is used to position the lipstick to be printed and to push the marked lipstick into the conveyor belt. The picking component is located inside the chassis and above the conveyor belt. The picking component is used to transport the lipsticks transported on the conveyor belt to the positioning component along the horizontal Y direction.

3. The printing device for an automatic lipstick vending machine according to claim 2, characterized in that, The picking component includes a telescopic arm and a power unit. The power unit is located inside the chassis. The telescopic arm extends along the horizontal Y direction. One end of the telescopic arm is driven and connected to the power unit. A push plate is provided on the other end of the telescopic arm. The power unit is used to drive the telescopic arm to extend and retract so that the push plate can push the lipstick conveyed on the conveyor belt into the positioning component.

4. The printing device for an automatic lipstick vending machine according to claim 3, characterized in that, The positioning component includes a positioning channel fixed inside the chassis, the positioning channel extending along the horizontal Y direction, the positioning channel being located directly below the laser print head of the laser engraving machine, and the end of the positioning channel near the conveyor belt being connected to the conveyor belt so that the lipstick on the conveyor belt can be pushed into the positioning channel by the pusher plate for positioning.

5. The printing device for an automatic lipstick vending machine according to claim 4, characterized in that, The positioning channel is provided with a tapered guide groove at one end near the conveyor belt. The positioning channel is connected to the conveyor belt through the tapered guide groove. The inner diameter of the port of the tapered guide groove near the conveyor belt is larger than the inner diameter of the port of the tapered guide groove near the positioning channel.

6. The printing device for an automatic lipstick vending machine according to claim 5, characterized in that, The bottom surface of the conical guide groove is an inclined surface, which slopes from top to bottom. The bottom surface of the positioning channel is a plane, which connects with the inclined surface.

7. The printing device for an automatic lipstick vending machine according to claim 4, characterized in that, The positioning component also includes a telescopic unit, which is disposed inside the housing. The telescopic end of the telescopic unit extends and retracts along the horizontal Y direction. A through groove communicating with the positioning channel is provided on the end face of the positioning channel facing away from the conveyor belt. The telescopic end of the telescopic unit can pass through the through groove and enter the positioning channel to push the lipstick in the positioning channel into the conveyor belt.

8. The printing device for an automatic lipstick vending machine according to claim 4, characterized in that, The positioning component also includes a sensing unit fixed inside the chassis, which is used to sense and identify whether there is lipstick in the positioning channel.

9. The printing device for an automatic lipstick vending machine according to claim 4, characterized in that, The robotic arm also includes a blocking component, which is used to block the lipsticks being transported on the conveyor belt at a position on the upper surface of the conveyor belt corresponding to the positioning channel.

10. The printing device for an automatic lipstick vending machine according to claim 9, characterized in that, The blocking assembly includes a baffle assembly and a linear module. The linear module is fixed inside the chassis, and the baffle assembly is located above the conveyor belt. The linear module is used to drive the baffle assembly to move along the horizontal X direction so that the baffle assembly can block the lipsticks conveyed on the conveyor belt at the position corresponding to the positioning channel on the upper surface of the conveyor belt.

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