A cash register capable of automatic storage

Abstract

The application relates to the technical field of cash register equipment, in particular to a cash register equipment capable of automatic storage, which comprises an equipment shell, a banknote placing groove, a bottom extraction groove, a storage adsorption plate, a visual recognition lens, a suction cup, an unfolding suction hole, a micro air pump and a storage box. A banknote placing groove is arranged on the upper surface of the equipment shell. A bottom extraction groove is arranged in the middle position of the bottom of the banknote placing groove. A storage adsorption plate is arranged directly below the banknote placing groove. A moving control mechanism is arranged between the storage adsorption plate and the equipment shell. A visual recognition lens is fixedly arranged on the lower surface of the banknote placing groove. A suction cup is arranged on the upper surface of the storage adsorption plate. The cash register equipment capable of automatic storage can automatically store and classify banknotes, facilitates cash register and reduces the error probability of manual storage and classification.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of cash register equipment, in particular to a cash register equipment capable of automatic storage. BACKGROUND

[0002] In the process of cash register checkout at the cash register of supermarkets, shopping malls and the like, after receiving the banknotes, the banknotes are usually classified according to the denomination and stored in the corresponding storage box. The existing cash register equipment, for example, a portable cash register disclosed in the document with the publication number CN208335397U, is described as follows: a portable cash register, comprising a cash register main body, a base and a display screen, the upper surface of the cash register main body is provided with a containing groove, the rear end of the containing groove is provided with a support rod, a rotating sleeve is sleeved on the support rod, the rotating sleeve and the display screen are fixedly connected through a connecting rod, the inner side wall of the containing groove is provided with a heat dissipation hole extending into the inside of the cash register main body, the inner side of the heat dissipation hole is provided with a dust screen, the two sides of the cash register main body are symmetrically provided with a tightening belt, the free end of the tightening belt is provided with a fixed buckle, a wiring slot is arranged on the side wall of the cash register main body, a USB wiring port is arranged in the wiring slot, a dustproof cover is hingedly connected to the top edge of the wiring slot, the cash register main body is fixedly installed on the base, a cash register box is pullably arranged in the base, the inside of the cash register box is provided with independent storage compartments, and an anti-theft lock is arranged on the front surface of the cash register box.

[0003] For example, as described in the above document, the existing cash register equipment stores banknotes of different denominations through the independent storage compartments in the cash register box. However, in actual use by cashiers, there is a high probability of classification errors due to busy work. SUMMARY

[0004] The present application aims to provide a cash register equipment capable of automatic storage to solve the problems raised in the background.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical solution: a cash register equipment capable of automatic storage, comprising a device shell, a banknote placing slot, a bottom extraction slot, a storage suction plate, a visual recognition lens, a suction cup, an unfolding suction hole, a micro air pump and a storage box, the upper surface of the device shell is provided with a banknote placing slot, the bottom of the banknote placing slot is provided with a bottom extraction slot at the middle position, the bottom of the banknote placing slot is provided with a storage suction plate, a moving control mechanism is arranged between the storage suction plate and the device shell, the lower surface of the banknote placing slot is fixedly provided with a visual recognition lens, the upper surface of the storage suction plate is provided with a suction cup, the suction cup corresponds to the bottom extraction slot, the upper surface of the storage suction plate is provided with an unfolding suction hole, the inside of the device shell is provided with a micro air pump, the suction end of the micro air pump is in communication with the suction cup and the unfolding suction hole, and one side of the device shell is provided with a storage box.

[0006] The inner and outer parts of the banknote placing groove are provided with an electric heating air outlet structure, the electric heating air outlet structure forms a flowing air flow inside the banknote placing groove, one end of the storage box is provided with a clamping wheel collecting mechanism, the clamping wheel collecting mechanism is correspondingly matched with the storage adsorption plate, the other end of the storage box and the surface of the equipment shell are provided with a covering automatic lock, and the covering automatic lock has a face recognition function.

[0007] The electric heating air outlet structure comprises a jet vertical groove, a connecting air chamber, an electric heating air chamber and a heating wire, the jet vertical groove is vertically arranged on the side wall surface of the banknote placing groove, the connecting air chamber is fixedly arranged on the outer surface of the banknote placing groove, the jet vertical groove and the connecting air chamber are in communication with each other, one side of the connecting air chamber is provided with the electric heating air chamber in communication, and the electric heating air chamber is internally provided with the heating wire.

[0008] The surface of the electric heating air chamber is provided with a positive pressure connector in communication, the positive pressure connector is in communication with the air outlet end of the micro air pump, the side wall surface of the banknote placing groove is vertically provided with a counter-side air scattering groove opposite to the jet vertical groove, and the lower surface of the connecting air chamber is provided with an inclined jet pipe in communication.

[0009] The clamping wheel collecting mechanism comprises a banknote plug groove, a roller shaft horizontal rod and a rubber clamping wheel, the banknote plug groove is arranged on the surface of the storage box in penetration, roller shaft horizontal rods are arranged on the side of the banknote plug groove facing the storage adsorption plate, the rubber clamping wheel is fixedly arranged at the middle position of the roller shaft horizontal rod, and the rubber clamping wheel rotates.

[0010] The covering automatic lock comprises an automatic box cover, a transverse connecting plate, a box cover telescopic rod, a face recognition lens and a control button, the surface of the side of the storage box away from the storage adsorption plate is provided with an opening, the automatic box cover is arranged at the opening, the surface of the automatic box cover is fixedly provided with the transverse connecting plate, the inner lower surface of the equipment shell is fixedly provided with the box cover telescopic rod, the telescopic shaft of the box cover telescopic rod is fixedly installed with the transverse connecting plate, the box cover telescopic rod drives the automatic box cover to open and close and move through the transverse connecting plate, the face recognition lens and the control button are embedded and installed on the surface of the equipment shell, when the control button is pressed, the face recognition lens operates to detect, when the corresponding face is detected, the box cover telescopic rod is controlled to extend, and when the control button is pressed again in the state that the box cover telescopic rod extends, the box cover telescopic rod is automatically retracted.

[0011] The movement control mechanism comprises a control holder plate, a lifting drive cylinder, a straight line drive track, a side edge drive track and a positioning optical axis, the control holder plate is arranged below the storage adsorption plate, the lower surface of the storage adsorption plate is fixedly provided with the positioning optical axis, and the positioning optical axis penetrates through the control holder plate.

[0012] The lower surface of the control holder plate is fixedly provided with a lifting driving cylinder, the telescopic shaft of the lifting driving cylinder is inserted through the control holder plate and the lower surface of the storage adsorption plate, the lower surface of the control holder plate is provided with a linear driving track, the linear driving track drives the control holder plate to move horizontally, and the two ends of the linear driving track are respectively provided with side driving tracks.

[0013] The upper surface of the equipment shell is fixedly provided with a swing seat, the swing seat is swingingly provided with a pressing swing frame, one side of the pressing swing frame is provided with a pressing piece, and the pressing piece can press the inside of the banknote placing groove.

[0014] The inside of the storage adsorption plate is provided with a communication inner cavity, the lower surface of the storage adsorption plate is provided with a negative pressure connector, the negative pressure connector is communicated with the suction cup and the spreading suction hole through the communication inner cavity, the suction end of the micro air pump is communicated with the negative pressure connector through an air pipe, the surface of the storage adsorption plate is provided with a clamping wheel groove, the rubber clamping wheel is corresponding to the clamping wheel groove, and the bottom of the banknote placing groove is provided with an obstacle detection lens.

[0015] Compared with the prior art, the beneficial effects of the present application are:

[0016] The automatic storage cash register equipment can automatically store and classify banknotes, facilitate cash register, and reduce the error probability of manual storage and classification.

[0017] Through the cooperation of the banknote placing groove, the bottom extraction groove, the storage adsorption plate and the suction cup and the like, the banknotes can be extracted from the bottom, the probability of overlapping of multiple banknotes in the traditional rubber wheel friction separation technology is reduced, the banknote storage is more accurate, and the banknote can be automatically stored in the corresponding storage box through the cooperation of the clamping wheel collecting mechanism.

[0018] The setting of the spreading suction hole can keep the banknotes in a spread state after extraction, reduce the possibility of banknote rolling, facilitate the clamping wheel collecting mechanism to collect the banknotes, and simultaneously cooperate with the inclined air jet pipe to blow the rolled banknotes apart, and then cooperate with the spreading suction hole to adsorb and spread the banknotes, so that some severely rolled banknotes can also be spread flat on the storage adsorption plate.

[0019] Through the electric heating air outlet structure, the air outlet end of the micro air pump can vertically supply air to the banknote placing groove, so that the airflow can pass through the stacked banknotes in parallel, reduce the mutual adsorption between the banknotes, greatly reduce the possibility of adsorption and adhesion when the suction cup separates the bottom banknote, so that the banknote can be ensured to be separated; and at the same time, the airflow can be heated, and when the airflow passes through the stacked banknotes, the banknotes can be dehumidified, the dryness of the banknotes can be improved, the banknotes can be stored conveniently, and the growth of mold can be reduced. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the application.

[0021] Figure 2 It is a top view of the overall structure of the application.

[0022] Figure 3 It is a schematic diagram of the equipment shell of the application.

[0023] Figure 4 It is a schematic diagram of the equipment shell of the application. Figure 3 It is an enlarged schematic diagram of area A.

[0024] Figure 5 It is a schematic diagram of the equipment shell of the application.

[0025] Figure 6 It is a schematic diagram of the equipment shell of the application.

[0026] Figure 7 It is a schematic diagram of the equipment shell of the application. Figure 6 It is an enlarged schematic diagram of area B.

[0027] Figure 8 It is a schematic diagram of the equipment shell of the application.

[0028] Figure 9 It is a schematic diagram of the equipment shell of the application. Figure 8 It is an enlarged schematic diagram of area C.

[0029] Figure 10 It is a schematic diagram of the equipment shell of the application.

[0030] Figure 11 It is a schematic diagram of the equipment shell of the application. Figure 10 It is an enlarged schematic diagram of area D.

[0031] In the figure: 1, device shell; 2, banknote placing groove; 3, bottom extraction groove; 4, storage adsorption plate; 5, visual identification lens; 6, suction cup; 7, spread suction hole; 8, micro air pump; 9, storage box; 201, air jet vertical groove; 202, connecting air chamber; 203, electric heating air chamber; 204, heating wire; 205, positive pressure connector; 206, inclined air jet pipe; 207, opposite side air distribution groove; 901, banknote plug groove; 902, roller cross bar; 903, rubber clamp wheel; 904, automatic box cover; 905, transverse connecting plate; 906, box cover telescopic rod; 907, face recognition lens; 908, control knob; 401, control cloud platform plate; 402, lifting drive cylinder; 403, straight line drive track; 404, side drive track; 408, positioning optical axis; 101, swing seat; 102, pressure holding swing frame; 103, pressure holding piece; 405, communication inner cavity; 406, negative pressure connector; 407, clamp wheel groove; 208, obstacle detection lens. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0033] Please refer to Figures 1 to 11 The present application provides a technical solution: an automatic storage cash register, comprising a device shell 1, a banknote placing groove 2, a bottom extraction groove 3, a storage adsorption plate 4, a visual identification lens 5, a suction cup 6, a spread suction hole 7, a micro air pump 8, and a storage box 9. The upper surface of the device shell 1 is provided with the banknote placing groove 2. The bottom middle position of the banknote placing groove 2 is provided with the bottom extraction groove 3. The bottom of the banknote placing groove 2 is provided with the storage adsorption plate 4. The storage adsorption plate 4 and the device shell 1 are provided with a movement control mechanism. The lower surface of the banknote placing groove 2 is fixedly provided with the visual identification lens 5. The upper surface of the storage adsorption plate 4 is provided with the suction cup 6. The suction cup 6 corresponds to the bottom extraction groove 3. The upper surface of the storage adsorption plate 4 is provided with the spread suction hole 7. The inside of the device shell 1 is provided with the micro air pump 8. The suction end of the micro air pump 8 is in communication with the suction cup 6 and the spread suction hole 7. One side of the device shell 1 is provided with the storage box 9.

[0034] The inside and outside of the banknote placing groove 2 are provided with an electric heating air outlet structure. The electric heating air outlet structure forms a flowing air current in the banknote placing groove 2. One end of the storage box 9 is provided with a clamp wheel collection mechanism. The clamp wheel collection mechanism corresponds to the storage adsorption plate 4. The other end of the storage box 9 and the surface of the device shell 1 are provided with a covering automatic lock. The covering automatic lock has a face recognition function.

[0035] The electric heating air outlet structure comprises a jet air vertical groove 201, a connecting air chamber 202, an electric heating air chamber 203 and a heating wire 204. The jet air vertical groove 201 is vertically arranged on the side wall surface of the paper currency placing groove 2. The connecting air chamber 202 is fixedly arranged on the outer surface of the paper currency placing groove 2. The jet air vertical groove 201 and the connecting air chamber 202 are in communication with each other. The electric heating air chamber 203 is arranged on one side of the connecting air chamber 202. The heating wire 204 is arranged in the electric heating air chamber 203. The electric heating air chamber 203 is provided with a heat insulation structure in the inside, so as to avoid the high temperature scalding of the heating wire 204 to the electric heating air chamber 203. The heat insulation structure can be a ceramic sleeve or other high-temperature-resistant material. The surface of the electric heating air chamber 203 is provided with a positive pressure connector 205. The positive pressure connector 205 is in communication with the air outlet end of the micro air pump 8. The side wall surface of the paper currency placing groove 2 is vertically provided with a counter-side air distribution groove 207 opposite to the jet air vertical groove 201. The lower surface of the connecting air chamber 202 is provided with an inclined jet air pipe 206. When the storage adsorption plate 4 moves to the lowermost position, the lower end of the inclined jet air pipe 206 is directed to the position of the suction disc 6, so that the rolled paper currency can be blown open.

[0036] The clamping wheel collecting mechanism comprises a paper currency plug groove 901, a roller shaft horizontal rod 902 and a rubber clamping wheel 903. The paper currency plug groove 901 is vertically arranged on the surface of the storage box 9. The roller shaft horizontal rod 902 is arranged on the side of the paper currency plug groove 901 facing the storage adsorption plate 4. The rubber clamping wheel 903 is fixedly arranged at the middle position of the roller shaft horizontal rod 902. The rubber clamping wheel 903 rotates.

[0037] The automatic covering lock comprises an automatic box cover 904, a horizontal connecting plate 905, a box cover telescopic rod 906, a face recognition lens 907 and a control knob 908. The storage box 9 is open on the side surface away from the storage adsorption plate 4. The automatic box cover 904 is arranged on the opening. The horizontal connecting plate 905 is fixedly arranged on the surface of the automatic box cover 904. The box cover telescopic rod 906 is fixedly arranged on the lower surface of the equipment shell 1. The telescopic shaft of the box cover telescopic rod 906 is fixedly installed with the horizontal connecting plate 905. The box cover telescopic rod 906 drives the automatic box cover 904 to move by the horizontal connecting plate 905. The face recognition lens 907 and the control knob 908 are embedded and installed on the surface of the equipment shell 1. When the control knob 908 is pressed, the face recognition lens 907 operates to detect. When the corresponding face is detected, the box cover telescopic rod 906 is controlled to extend. When the control knob 908 is pressed again in the state that the box cover telescopic rod 906 extends, the box cover telescopic rod 906 is automatically retracted.

[0038] The movement control mechanism comprises a control gimbal plate 401, a lifting drive cylinder 402, a straight line drive track 403, a side edge drive track 404 and a positioning optical axis 408. The control gimbal plate 401 is arranged below the storage adsorption plate 4. The positioning optical axis 408 is fixedly arranged on the lower surface of the storage adsorption plate 4. The positioning optical axis 408 penetrates through the control gimbal plate 401.

[0039] The lower surface of the control holder plate 401 is fixedly provided with a lifting drive cylinder 402, the telescopic shaft of the lifting drive cylinder 402 penetrates through the control holder plate 401 and is fixedly installed on the lower surface of the receiving adsorption plate 4, the lower surface of the control holder plate 401 is provided with a linear drive rail 403, the linear drive rail 403 drives the control holder plate 401 to move horizontally, the two ends of the linear drive rail 403 are respectively provided with side edge drive rails 404, the side edge drive rails 404 drive the linear drive rail 403 to move perpendicular to the length direction of the linear drive rail 403, and the linear drive rail 403 and the side edge drive rail 404 can be a linear drive motor or can be controlled and driven by using a lead screw transmission.

[0040] The upper surface of the equipment shell 1 is fixedly provided with a swing seat 101, the swing seat 101 is swingingly provided with a pressing swing frame 102 in the inside, one side of the pressing swing frame 102 is provided with a pressing piece 103, and the pressing piece 103 can press the inside of the paper currency placing groove 2.

[0041] The inside of the receiving adsorption plate 4 is provided with a communication inner cavity 405, the lower surface of the receiving adsorption plate 4 is communicatively provided with a negative pressure connector 406, the negative pressure connector 406 is communicated with the suction disc 6 and the spreading suction hole 7 through the communication inner cavity 405, the suction end of the micro air pump 8 is communicated with the negative pressure connector 406 through an air pipe, the surface of the receiving adsorption plate 4 is provided with a clamping wheel groove 407, the rubber clamping wheel 903 corresponds to the clamping wheel groove 407, and the bottom of the paper currency placing groove 2 is provided with an obstacle detection lens 208, and the obstacle detection lens 208 can detect the placement of the paper currency.

[0042] In use, the paper currency is stacked into a stack and placed in the paper currency placing groove 2, and then the pressing piece 103 is pressed above the paper currency, when the paper currency is placed, the obstacle detection lens 208 is blocked, so that the paper currency is detected; at this time, the micro air pump 8 operates, and the lifting drive cylinder 402 extends to drive the receiving adsorption plate 4 to move upwards, when the suction disc 6 passes through the bottom suction groove 3, the paper currency at the bottom is adsorbed, and then the lifting drive cylinder 402 is retracted to drive the receiving adsorption plate 4 to move downwards, so that the paper currency is extracted from the bottom suction groove 3.

[0043] Under the action of the inclined air jet pipe 206 and the spreading suction hole 7, the paper currency is spread and laid on the upper surface of the receiving adsorption plate 4, at this time, the visual identification lens 5 visually identifies the paper currency in the laid state, detects the denomination of the paper currency, and then moves the control mechanism to control the receiving adsorption plate 4 to move to the front of the corresponding storage box 9, the side edge drive rail 404 drives the linear drive rail 403 to move transversely, so that the paper currency is stretched into the rubber clamping wheel 903 and is pulled into the storage box 9 for storage.

[0044] When the storage box 9 needs to be opened, the control button 908 is pressed, the face recognition lens 907 performs face recognition authentication, after the recognition is passed, the box cover telescopic rod 906 is extended, so that the automatic box cover 904 is moved away, the banknotes in the storage box 9 can be taken; then the control button 908 is pressed again, when the box cover telescopic rod 906 is in the extended state, the control button 908 is pressed again, the box cover telescopic rod 906 is automatically retracted, so as to close the automatic box cover 904.

[0045] In the above process, the outlet end of the micro air pump 8 communicates with the positive pressure connector 205, the positive pressure airflow generated by the operation of the micro air pump 8 is input into the positive pressure connector 205, heated by the heating wire 204, and output from the air jet vertical groove 201, so that the airflow can pass through the stacked banknotes in parallel, and then be discharged from the opposite air discharge groove 207, reducing the mutual adsorption between the banknotes, greatly reducing the possibility of adsorption and adhesion when the suction cup 6 separates the bottom banknotes, so that the banknotes can be guaranteed to be separated one by one; and at the same time, the airflow can be used for heating, and when the airflow passes through the stacked banknotes, it can dehumidify the banknotes, improve the dryness of the banknotes, facilitate the storage of the banknotes, and reduce the breeding of mold.

[0046] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A cash register device with automatic storage, comprising a device housing (1), a banknote placement slot (2), a bottom drawer (3), a storage suction plate (4), a visual recognition lens (5), a suction cup (6), an unfolding suction hole (7), a miniature air pump (8), and a storage box (9), characterized in that: The upper surface of the device housing (1) is provided with a banknote placement slot (2), and a bottom drawer slot (3) is provided through the middle of the bottom of the banknote placement slot (2). A storage suction plate (4) is provided directly below the banknote placement slot (2). A movement control mechanism is provided between the storage suction plate (4) and the device housing (1). A visual recognition lens (5) is fixedly provided on the lower surface of the banknote placement slot (2). A suction cup (6) is provided on the upper surface of the storage suction plate (4). The suction cup (6) corresponds to the bottom drawer slot (3) vertically. A spreading suction hole (7) is provided on the upper surface of the storage suction plate (4). A micro air pump (8) is provided inside the device housing (1). The suction end of the micro air pump (8) is connected to the suction cup (6) and the spreading suction hole (7). A storage box (9) is provided on one side of the device housing (1). The banknote placement slot (2) is provided with an electric heating air outlet structure on its inner and outer sides, which causes an airflow inside the banknote placement slot (2). The electric heating air outlet structure includes an air jet vertical slot (201), a connecting air chamber (202), an electric heating air chamber (203), and a heating wire (204). The air jet vertical slot (201) is vertically opened on the side wall surface of the banknote placement slot (2), and the connecting air chamber (202) is fixedly installed on the outer surface of the banknote placement slot (2). The air jet vertical slot (201) and the connecting air chamber (202) are interconnected. An electric heating chamber (203) is connected to one side of the connecting air chamber (202), and a heating wire (204) is provided inside the electric heating chamber (203); a positive pressure nozzle (205) is connected to the surface of the electric heating chamber (203), and the positive pressure nozzle (205) is connected to the air outlet of the micro air pump (8); on the side wall surface of the banknote placement slot (2), a vertically opposite air dispersing slot (207) is provided opposite to the air jet vertical slot (201); and an inclined air jet pipe (206) is connected to the lower surface of the connecting air chamber (202).

2. The automatically retractable POS device according to claim 1, characterized in that: The storage box (9) is provided with a clamping wheel collection mechanism at one end, which corresponds to and cooperates with the storage adsorption plate (4). The other end of the storage box (9) and the surface of the equipment housing (1) are provided with an automatic cover lock, which has a face recognition function.

3. The automatically retractable POS device according to claim 2, characterized in that: The clamping wheel receiving mechanism includes a banknote insert groove (901), a roller crossbar (902), and a rubber clamping wheel (903). The banknote insert groove (901) is opened through the surface of the storage box (9). The roller crossbar (902) is arranged vertically on the side of the banknote insert groove (901) facing the storage adsorption plate (4). The rubber clamping wheel (903) is fixedly arranged in the middle position of the roller crossbar (902). The rubber clamping wheel (903) rotates.

4. The automatically retractable POS device according to claim 2, characterized in that: The automatic cover lock includes an automatic cover (904), a horizontal connecting plate (905), a cover telescopic rod (906), a face recognition camera (907), and a control button (908). The storage box (9) has an opening on the side surface away from the storage suction plate (4), and an automatic cover (904) is provided at the opening. The surface of the automatic cover (904) is fixedly provided with a horizontal connecting plate (905). The lower inner surface of the device housing (1) is fixedly provided with a cover telescopic rod (906). The telescopic shaft of the cover telescopic rod (906) is connected to the horizontal connecting plate (908). 905) Fixed installation, the box cover telescopic rod (906) drives the automatic box cover (904) to open and close through the transverse connecting plate (905). A face recognition lens (907) and a control button (908) are embedded in the surface of the device housing (1). When the control button (908) is pressed, the face recognition lens (907) runs to detect. When the corresponding face is detected, the control box cover telescopic rod (906) extends. When the control button (908) is pressed again while the box cover telescopic rod (906) is extended, the box cover telescopic rod (906) automatically retracts.

5. The automatically retractable POS device according to claim 1, characterized in that: The motion control mechanism includes a control gimbal plate (401), a lifting drive cylinder (402), a linear drive rail (403), a side drive rail (404), and a positioning optical axis (408). The control gimbal plate (401) is located below the storage adsorption plate (4), and the positioning optical axis (408) is fixedly provided on the lower surface of the storage adsorption plate (4). The positioning optical axis (408) passes through the control gimbal plate (401).

6. The automatically retractable POS device according to claim 5, characterized in that: A lifting drive cylinder (402) is fixedly installed on the lower surface of the control gimbal plate (401). The telescopic shaft of the lifting drive cylinder (402) passes through the lower surface of the control gimbal plate (401) and the storage adsorption plate (4). A linear drive rail (403) is provided below the control gimbal plate (401). The linear drive rail (403) drives the control gimbal plate (401) to move horizontally. Side drive rails (404) are provided at both ends of the linear drive rail (403). The side drive rails (404) drive the linear drive rail (403) to move perpendicular to the length direction of the linear drive rail (403).

7. The automatically retractable POS device according to claim 1, characterized in that: A swing seat (101) is fixedly provided on the upper surface of the device housing (1). A pressure holding frame (102) is provided inside the swing seat (101). A pressure holding member (103) is provided on one side of the pressure holding frame (102). The pressure holding member (103) can press the inside of the banknote placement slot (2).

8. The automatically retractable POS device according to claim 3, characterized in that: The storage adsorption plate (4) has a communicating inner cavity (405) inside. The lower surface of the storage adsorption plate (4) is connected to a negative pressure nozzle (406). The negative pressure nozzle (406) is connected to the suction cup (6) and the spreading suction hole (7) through the communicating inner cavity (405). The suction end of the micro air pump (8) is connected to the negative pressure nozzle (406) through an air pipe. The surface of the storage adsorption plate (4) has a clamping wheel groove (407). The rubber clamping wheel (903) corresponds to the clamping wheel groove (407). The bottom of the banknote placement slot (2) is provided with an obstacle detection lens (208).

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