CN210276888U

CN210276888U - Coffee machine milk taking system for boxed milk

Info

Publication number: CN210276888U
Application number: CN201920785812.XU
Authority: CN
Inventors: 严寒汀; 詹毅; 顾月春; 朱玲军; 杜秀航; 王洪
Original assignee: Ningbo Merol Coffee Machine Co ltd
Current assignee: Ningbo Merol Coffee Machine Co ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-04-10
Anticipated expiration: 2029-05-28

Abstract

The utility model provides a coffee machine milk system of getting for box-packed milk belongs to mechanical technical field. It has solved the current coffee machine and has got the milk equipment and use inconvenient and milk source easily rotten problem. The utility model relates to a coffee machine system of getting milk for box-packed milk includes base, box-packed milk, lower moving mechanism, puncture mechanism, upward moving mechanism and elevating system. The lower moving mechanism, the upper moving mechanism and the lifting mechanism are matched for use, so that the puncturing mechanism can accurately puncture a certain box of milk in the box of milk; secondly, the invention adopts the boxed milk as the milk source of the coffee machine, thereby effectively prolonging the storage time of the milk source in the coffee machine, and then, after the puncture mechanism sucks the milk in the paper box milk, the coffee machine can clean the puncture mechanism, thereby ensuring the sanitation of the milk path.

Description

Coffee machine milk taking system for boxed milk

Technical Field

The utility model belongs to the technical field of the milk equipment is got to the coffee machine, a coffee machine that is used for box-packed milk gets milk system is related to.

Background

As is well known, because intelligent coffee vending machine usually can be arranged in fixed places, such as public places like subway stations, shopping malls, etc., the situation that the coffee powder easily goes bad is easily appeared when the intelligent coffee vending machine discharges for a long time and the coffee powder is not sold out urgently. Particularly, in a plurality of vending machines, most of the coffee machines store milk, but at present, the automatic coffee machines are usually pre-loaded with barreled milk, so that a part of milk is sucked from the barreled milk through a corresponding sucking mechanism, and coffee needing to be brewed is brewed. In addition, in the process of replacing the barreled milk, the disassembly is not easy, and a large amount of time is needed for cleaning the barreled milk, thereby causing great waste and inconvenience.

Disclosure of Invention

The utility model aims at solving the problems in the prior art, and provides a coffee machine milk taking system for boxed milk, which has simple structure, convenient use and difficult deterioration of milk source.

The purpose of the utility model can be realized by the following technical proposal: a coffee machine milk withdrawal system for boxed milk, comprising:

the milk box comprises a base, wherein boxed milk is placed in the base, and a downward moving mechanism for driving the boxed milk to move towards a preset direction is further arranged in the base;

the puncture mechanism is movably arranged on the base; the base is also provided with an upper moving mechanism for driving the puncture mechanism to move towards a preset direction; and the upper moving mechanism is also provided with a lifting mechanism for driving the puncture mechanism to lift.

In the milk taking system of the coffee machine for boxed milk, the downward moving mechanism comprises a plane sliding plate, a lower guide plate and a lower driving component for driving the plane sliding plate to move relative to the lower guide plate; the base is detachably connected with a bottom cover used for installing the moving mechanism, and the bottom cover is provided with a milk taking port used for penetrating through the puncture mechanism.

In the above milk taking system for the coffee machine for boxed milk, the base is provided with a lower fixing plate for positioning and installing a lower guide plate, and the lower guide plate is provided with at least two first guide rails for guiding the planar sliding plate to move directionally.

In the milk taking system of the coffee machine for boxed milk, the lower driving assembly comprises a first screw rod and a lower motor, the first screw rod penetrates through the plane sliding plate through threads, the lower motor is used for driving the first screw rod to rotate, the lower motor is connected with the first screw rod through a lower coupler, and two ends of the first screw rod are movably clamped on two sides of the lower guide plate respectively.

In the above milk taking system of the coffee maker for the boxed milk, one side of the lower guide plate is provided with a second position switch and a third position switch for limiting the movement of the planar sliding plate, and the second position switch and the third position switch are respectively positioned at two ends of the lower fixing plate; and the second position switch and the third position switch are electrically connected with the lower motor.

In the above milk taking system for the coffee maker for boxed milk, the upper moving mechanism comprises a fixed shell detachably connected to the base, an upper guide plate detachably connected to the fixed shell, and an upper driving assembly for driving the lifting mechanism to move; a lateral sliding plate for installing a lifting mechanism is movably arranged on the upper guide plate; the upper guide plate is provided with at least two second guide rails for guiding the lifting mechanism to move directionally.

In the milk taking system of the coffee machine for boxed milk, the upper driving assembly comprises a second screw rod and an upper motor, the second screw rod penetrates through the lateral sliding plate through threads, the upper motor is used for driving the second screw rod to rotate, the upper motor is connected with the second screw rod through an upper coupling, and two ends of the second screw rod are movably clamped on two sides of the upper guide plate respectively.

In the above milk taking system of the coffee maker for boxed milk, one side of the lateral sliding plate is provided with a fourth position switch and a fifth position switch for limiting the movement of the lateral sliding plate, and the fourth position switch and the fifth position switch are respectively positioned at two ends of the upper guide plate; the fourth position switch and the fifth position switch are electrically connected with the upper driving assembly.

In the milk taking system of the coffee maker for boxed milk, the lifting mechanism comprises a guide frame detachably connected to the lateral sliding plate, a puncture needle slider for mounting the puncture mechanism and a lifting assembly for driving the puncture slider to lift, and at least two lifting guide rails for guiding the puncture needle slider to move directionally are arranged on the guide frame.

In the milk taking system of the coffee machine for boxed milk, the puncture mechanism comprises an outer puncture needle and an inner puncture needle which are detachably connected with a puncture needle slide block, and the inner puncture needle penetrates through the puncture needle slide block and the outer puncture needle; the boxed milk is assembled by a plurality of small boxed paper box milk in a rectangular array.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, use through lower moving mechanism, last moving mechanism and elevating system three's cooperation for puncture mechanism can accurately puncture a certain box carton milk in the box-packed milk.

2. The utility model adopts the boxed milk as the milk source of the coffee machine, and effectively prolongs the storage time of the milk source in the coffee machine.

3. After the puncture mechanism sucks the milk in the milk box, the coffee machine can clean the puncture mechanism, so that the sanitation of a milk path is guaranteed.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.

Fig. 2 is a schematic structural view of the lower moving mechanism.

Fig. 3 is a rear view of fig. 2.

Fig. 4 is a schematic view of the structure of fig. 2 with the base removed and the milk in the milk box removed.

Fig. 5 is a schematic view of the structure of fig. 4 with the flat slide removed.

Fig. 6 is a combination view of the upper moving mechanism and the lateral slide plate.

Fig. 7 is a schematic structural view of the upper moving mechanism.

Fig. 8 is a schematic structural view of the side slide.

Fig. 9 is a combination view of the elevating mechanism and the puncturing mechanism.

Fig. 10 is a schematic structural view of the guide frame.

Fig. 11 is a front view of the lancing mechanism.

Fig. 12 is a cross-sectional view at a-a of fig. 11.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-12, the coffee machine milk taking system for boxed milk of the present invention comprises a base 100, boxed milk 130, a lower moving mechanism 200, a puncturing mechanism 300, an upper moving mechanism 400 and a lifting mechanism 500.

In the present invention, the boxed milk 130 is assembled by a plurality of small boxed carton milk 131 in a rectangular array; furthermore, the utility model discloses a by the box-packed milk 130 of a plurality of carton milk 131 equipment together, avoided the use of barreled milk, effectively prolonged the latency of placing the milk source in coffee machine.

The boxed milk 130 is placed in the base 100, the base 100 is also internally provided with a lower moving mechanism 200 for driving the boxed milk 130 to move towards a preset direction, the puncture mechanism 300 is movably arranged on the base 100, the base 100 is also provided with an upper moving mechanism 400 for driving the puncture mechanism 300 to move towards the preset direction, the upper moving mechanism 400 is also provided with a lifting mechanism 500 for driving the puncture mechanism 300 to lift, when the boxed milk 130 is used up and people need to replace, people only need to take the used boxed milk 130 out of the base 100 and place a new paper box milk 131 at a preset position in the base 100 again, thus, the replacement of people is facilitated; when the coffee machine is taking milk, people need to control the lower moving mechanism 200 and the upper moving mechanism 400, so that the lower moving mechanism 200 drives the boxed milk 130 to move in a specified direction, and at the same time, the upper moving mechanism 400 drives the lifting mechanism 500 to move in a specified direction until one of the boxed milk 131 of the boxed milk 130 is positioned under the piercing mechanism 300, and then the lifting mechanism 500 drives the piercing mechanism 300 to move downwards, so that the piercing mechanism 300 pierces the boxed milk 131 positioned under the piercing mechanism and sucks out the milk stored in the boxed milk 131, after the milk is sucked, a cleaning mechanism (not marked in the figure) in the coffee machine cleans the piercing mechanism 300, so that the cleaning agent cleans the piercing mechanism 300 and discharges the cleaning agent into the boxed milk 131, and then the lifting mechanism 500 drives the piercing mechanism 300 to move in a preset direction, or the lifting mechanism 400 drives the lifting mechanism 500 to move the lifting mechanism 500 in a preset direction And then moved in the fixed direction until the adjacent carton milk 131 is positioned directly below the piercing mechanism 300.

As shown in fig. 1-5, the lower moving mechanism 200 includes a planar sliding plate 210, a lower guide plate 220 and a lower driving assembly 230 for driving the planar sliding plate 210 to move relative to the lower guide plate 220, a bottom cover 110 for installing an upper moving mechanism 400 is detachably connected to the base 100, a milk taking port 111 for penetrating through the puncturing mechanism 300 is formed on the bottom cover 110, a milk containing plate 211 for containing the milk 130 in the cartridge is arranged on the planar sliding plate 210, at least two first position switches 211a are arranged on one side of the milk containing plate 211, and each first position switch 211a is electrically connected to a control system of the coffee machine, during the process of replacing the milk 130 in the cartridge, one only needs to place the milk 130 in the whole cartridge on the milk containing plate 211, and make one side of the milk 130 contact with the two first position switches 211a at the same time, because the first position switch 211a is electrically connected to the control system of the coffee machine, the control system obtains a signal that the milk is present on the milk containing plate 211, and the display is displayed by the display of the coffee machine, so that people can judge whether the coffee machine has the function of making coffee at the moment; after the milk carton 130 is successfully placed, the control system is electrically connected to the lower driving assembly 230, so that the control system controls the lower driving assembly 230 to move, and the planar sliding plate 210 moves relative to the lower guide plate 220.

The base 100 is provided with a lower fixing plate 120 for positioning and installing a lower guide plate 220, the lower guide plate 220 is provided with at least two first guide rails 221 for guiding the planar sliding plate 210 to move directionally, the lower driving assembly 230 comprises a first screw rod 231 and a lower motor 232, the first screw rod 231 penetrates through the planar sliding plate 210 in a threaded manner, the lower motor 232 is connected with the first screw rod 231 through a lower coupler 233, when the lower driving assembly works, the lower motor 232 drives the first screw rod 231 to rotate through the lower coupler 233, because two ends of the first screw rod 231 are respectively and movably clamped at two sides of the lower guide plate 220, and the first screw rod 231 penetrates through the planar sliding plate 210 in a threaded manner, when the first screw rod 231 rotates along the central axis thereof, the planar sliding plate 210 can move along the track of the first guide rails 221, because the milk containing plate 211 is positioned and placed on the milk containing plate 130, and the milk containing plate 211 is connected to the planar sliding plate 210 in a threaded manner, so that the planar sliding plate 210 can drive the milk containing plate 211 and the milk containing plate 130 to move, that is, the directional movement of the milk carton 130 on the base 100 is realized, the milk carton 130 can be accurately conveyed to the position right below the puncturing mechanism 300, and the puncturing mechanism 300 can accurately suck the milk in the milk carton 131.

A second position switch 222 and a third position switch 223 for limiting the movement of the plane sliding plate 210 are arranged on one side of the lower guide plate 220, the second position switch 222 and the third position switch 223 are respectively positioned at two ends of the lower fixing plate 120, the second position switch 222 and the third position switch 223 are both electrically connected with the lower motor 232, when one side of the plane sliding plate 210 contacts the second position switch 222 or the third position switch 223 in the moving process of the plane sliding plate 210, namely, when the last milk box in a certain row or a certain column of the milk carton 130 is punctured by the puncturing mechanism 300 and is cleaned, the second position switch 222 or the third position switch 223 generates an electric signal and transmits the electric signal to a control system of the coffee machine, so that the control system controls the lower moving mechanism 200 to operate and the upper moving mechanism 400 to operate simultaneously, namely, the lower motor 232 rotates reversely until the plane sliding plate 210 drives the milk carton 130 to move to the initial position, that is, the milk is moved to the first carton milk 131 in a certain row or a certain column of the carton milk 130, and at the same time, the upper moving mechanism 400 drives the lifting mechanism 500 and the puncturing mechanism 300 to synchronously move to the predetermined position according to the designated direction, so that the carton milk 131 right below the puncturing mechanism 300 is the first carton milk 131 in an adjacent row or an adjacent column, and thus, the selection of the coffee machine milk taking system for the milk can be realized.

As shown in fig. 6-9, the upper moving mechanism 400 includes a fixed casing 410 detachably connected to the base 100, an upper guide plate 420 detachably connected to the fixed casing 410, and an upper driving assembly 430 for driving the lifting mechanism 500 to move, a lateral sliding plate 440 for mounting the lifting mechanism 500 is movably disposed on the upper guide plate 420, when a last milk box in a row or a column of the milk boxes 130 is punctured by the puncturing mechanism 300 and cleaned, the control system is electrically connected to the upper driving assembly 430, so that the control system controls the upper driving assembly 430 to move, and the lateral sliding plate 440 moves relative to the upper guide plate 420.

The upper guide plate 420 is provided with at least two second guide rails 421 for guiding the lifting mechanism 500 to move directionally, the upper driving assembly 430 includes a second lead screw 431 with threads passing through the lateral sliding plate 440 and an upper motor 432 for driving the second lead screw 431 to rotate, the upper motor 432 is connected with the second lead screw 431 through an upper coupling 433, two ends of the second lead screw 431 are movably clamped at two sides of the upper guide plate 420 respectively, during operation, the upper motor 432 drives the second lead screw 431 to rotate through the upper coupling 433, because two ends of the second lead screw 431 are movably clamped at two sides of the upper guide plate 420 respectively, and the threads of the second lead screw 431 pass through the lateral sliding plate 440, when the second lead screw 431 rotates along the central axis thereof, the lateral sliding plate 440 can move along the tracks of the second guide rails 421, because the lifting mechanism 500 is installed on the lateral sliding plate 440, the puncture mechanism 300 is installed on the lifting mechanism 500, so that the planar sliding plate 210 can drive the lifting mechanism 500 and the puncture mechanism 300 to move along the movement tracks of That is, the directional movement of the puncturing mechanism 300 on the base 100 is realized, so that the milk cartridge 130 can be accurately conveyed to the position right below the puncturing mechanism 300, and the puncturing mechanism 300 can accurately suck the milk in a certain milk cartridge 131.

A fourth position switch 441 and a fifth position switch 442 are disposed on one side of the side sliding plate 440 for limiting the movement of the side sliding plate 440, the fourth position switch 441 and the fifth position switch 442 are respectively disposed at two ends of the upper guide plate 420, the fourth position switch 441 and the fifth position switch 442 are electrically connected to the upper driving assembly 430, a contact 443 corresponding to the fourth position switch 441 and the fifth position switch 442 is disposed on the side sliding plate 440, and the fourth position switch 441 and the fifth position switch 442 are electrically connected to the control system of the coffee maker, when the contact 443 of the side sliding plate 440 contacts the fourth position switch 441 or the fifth position switch 442 during the movement of the side sliding plate 440, that is, when the last milk cartridge of a row or a column of the milk cartridge 130 is punctured by the puncturing mechanism 300 and the washing is completed, the fourth position switch 441 or the fifth position switch 442 generates an electric signal and transmits the electric signal to the control system of the coffee maker, the control system controls the upper moving mechanism 400 and the lower moving mechanism 200 to operate simultaneously, that is, the upper motor 432 rotates in the reverse direction until the lateral sliding plate 440 drives the lifting mechanism 500 and the puncturing mechanism 300 to move to the adjacent row or the adjacent column of the boxed milk 130, and simultaneously, the plane sliding plate 210 drives the boxed milk 130 to move to the initial position, so that the boxed milk 131 just below the puncturing mechanism 300 is the first boxed milk 131 of the adjacent row or the adjacent column, and thus, the milk can be selected by the coffee machine milk taking system.

As shown in fig. 9-12, the lifting mechanism 500 comprises a guide frame 510 detachably connected to the side sliding plate 440, a needle slider 520 for mounting the needle slider 300, and a lifting assembly 530 for driving the needle slider 520 to lift and lower, the lifting assembly 530 is electrically connected to the control system of the coffee maker, at least two lifting rails 513 for guiding the needle slider 520 to move directionally are disposed on the guide frame 510, and during the milk taking process of the needle mechanism 300, the control system controls the lifting assembly 530, so that the lifting assembly 530 drives the needle slider 520 and the needle mechanism 300 to move synchronously along the track of the lifting rails 513, thereby completing the lifting and lowering of the needle mechanism 300.

The lifting assembly 530 comprises a lifting screw 531 and a lifting motor 532, wherein the lifting screw 531 penetrates through the puncture needle slider 520 in a threaded manner, the lifting motor 532 is used for driving the lifting screw 531 to rotate, the lifting motor 532 is connected with the lifting screw 531 through a lifting coupling 533, two ends of the lifting screw 531 are respectively and movably clamped on two sides of the upper guide frame 510, in operation, the lifting motor 532 drives the lifting screw 531 to rotate through the lifting coupling 533, because two ends of the lifting screw 531 are respectively and movably clamped on two sides of the guide frame 510, and the lifting screw 531 penetrates through the puncture needle slider in a threaded manner, when the lifting screw 531 rotates along the central axis thereof, the puncture needle slider 520 can move along the axial direction of the lifting guide rail 513, because the puncture mechanism 300 is installed on the puncture needle slider 520, the puncture mechanism 300 can be driven to move along the track of the lifting guide rail 513, namely, the lifting, ensure that the puncturing mechanism 300 can puncture the carton milk 131, and further ensure that the puncturing mechanism 300 can accurately suck the milk in a certain carton milk 131.

The bottom end of the guide frame 510 is provided with a pressing strip 514, one end of the pressing strip 514 is arc-shaped and penetrates through the milk taking port 111, the pressing strip 514 always penetrates through the milk taking port 111 in the milk taking process of the box-packed milk 130 or the puncture mechanism 300, and a certain distance is reserved between the arc-shaped end of the pressing strip 514 and the paper box milk 131, so that when the puncture mechanism 300 is pulled out of the paper box milk 131, the pressing strip 514 can press the paper box milk 131 in the box-packed milk 130, and the paper box milk 131 is prevented from moving outwards along with the puncture mechanism 300.

At least two sixth position switches 511 and seventh position switches 512 for limiting the movement of the needle slider 520 are arranged on one side of the guide frame 510, the sixth position switches 511 and seventh position switches 512 are respectively arranged at two ends of the guide frame 510, the seventh position switch 512 is arranged above the sixth position switch 511, the sixth position switches 511 and seventh position switches 512 are electrically connected with the lifting motor 532, the sixth position switches 511 and seventh position switches 512 are electrically connected with the control system of the coffee machine, when the needle slider 520 contacts the sixth position switch 511 in the moving process of the needle slider 520, namely when the piercing mechanism 300 pierces one of the milk cartons 131, the sixth position switch 511 generates an electric signal and transmits the electric signal to the control system of the coffee machine, so that the control system controls the lifting motor 532 to stop operation, namely, the piercing mechanism 300 does not move downwards any more, when the puncture mechanism 300 finishes sucking milk in the paper box milk 131, finishes cleaning a milk path and conveys cleaning liquid into the paper box milk 131, the control system controls the lifting motor 532 to reversely operate, so that the puncture needle slider 520 drives the puncture mechanism 300 to ascend, and meanwhile, the pressing strip 514 presses the paper box milk 131, so that the puncture mechanism 300 can be smoothly pulled out of the paper box milk 131; and when the lancet slider 520 contacts the seventh position switch 512, the control system again controls the lifting motor 532 to stop, i.e., the lancing mechanism 300 is reset.

The puncturing mechanism 300 comprises an outer puncturing needle 310 and an inner puncturing needle 320 which are detachably connected with a puncturing needle slider 520, the inner puncturing needle 320 penetrates through the puncturing needle slider 520 and the outer puncturing needle 310, during the puncturing process of the puncturing mechanism 300 for the carton milk 131, the inner puncturing needle 320 and the outer puncturing needle 310 sequentially puncture into the carton milk 131, and when the lancet slider 520 contacts the sixth position switch 511, both the inner lancet 320 and the outer lancet 310 penetrate into the paper feeding cassette, and thereafter, the suction device of the coffee maker sucks the milk in the carton milk 131 into the coffee maker through the inner pricking pin 320, when the inner pricker needle is inserted into the paper box milk and the milk is sucked, the lifting component continues to drive the pricker slider to move downwards, and when the outer pricker needle is inserted into the paper box milk, that is, when the lancet slider touches the sixth position switch, the washing mechanism of the coffee maker washes the inner and outer walls of the inner lancet 320 by passing through the paths of the outer lancet 310 and the inner lancet 320.

The top end of the outer pricker 310 is provided with a cleaning tube 340, the inner pricker 320 penetrates through the cleaning tube 340, the side surface of the cleaning tube 340 is provided with a water inlet tube 341, a shunt seat 350 is arranged between the outer pricker 310 and the inner pricker 320, the shunt seat 350 is provided with a plurality of shunt holes 351 along the central axis direction thereof, before cleaning, a cleaning mechanism of the coffee machine is connected with the input end of the inner pricker 320 and is connected with the water inlet tube 341, when the inner pricker 320 finishes sucking milk in the paper box milk 131, the cleaning mechanism sprays cleaning liquid into the inner pricker 320 and washes the cleaning liquid into the paper box 131 through the inner pricker 320, thereby finishing cleaning the inner wall of the inner pricker 320, meanwhile, the cleaning mechanism also leads the cleaning liquid into the water inlet tube 341, because the cleaning tube 340 is communicated with the water inlet tube 341, the cleaning liquid can enter the cleaning tube 340 through the water inlet tube 341, and after the cleaning liquid is sprayed from the cleaning tube, the cleaning liquid enters between the inner lancet 320 and the outer lancet 310 through the diversion hole 351 of the cleaning tube 340 and is flushed into the carton milk 131 through the outer lancet 310, so that the cleaning of the outer wall of the inner lancet 320 is completed, and the sanitation and safety of the coffee maker in the process of pumping the milk are ensured.

Specifically, the cleaning liquid may be high-temperature steam, hot water, or the like.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A coffee machine milk extracting system for boxed milk, comprising:

2. The coffee maker milk extracting system for boxed milk according to claim 1, wherein the lower moving mechanism comprises a plane sliding plate, a lower guide plate and a lower driving component for driving the plane sliding plate to move relative to the lower guide plate; the base is detachably connected with a bottom cover used for installing the moving mechanism, and the bottom cover is provided with a milk taking port used for penetrating through the puncture mechanism.

3. The coffee machine milk extracting system for boxed milk according to claim 2, characterized in that the base is provided with a lower fixing plate for positioning and installing a lower guide plate, and the lower guide plate is provided with at least two first guide rails for guiding the planar sliding plate to move directionally.

4. The coffee machine milk taking system for boxed milk according to claim 2, characterized in that the lower driving component comprises a first screw rod which is threaded through the plane sliding plate and a lower motor which is used for driving the first screw rod to rotate, the lower motor is connected with the first screw rod through a lower coupling, and two ends of the first screw rod are respectively and movably clamped at two sides of the lower guide plate.

5. The coffee machine milk taking system for the boxed milk according to the claim 4, characterized in that one side of the lower guide plate is provided with a second position switch and a third position switch for limiting the movement of the plane sliding plate, and the second position switch and the third position switch are respectively positioned at the two ends of the lower fixing plate; and the second position switch and the third position switch are electrically connected with the lower motor.

6. The coffee maker milk extracting system for boxed milk according to claim 2, wherein the upper moving mechanism comprises a fixed shell detachably connected to the base, an upper guide plate detachably connected to the fixed shell, and an upper driving assembly for driving the lifting mechanism to move; a lateral sliding plate for installing a lifting mechanism is movably arranged on the upper guide plate; the upper guide plate is provided with at least two second guide rails for guiding the lifting mechanism to move directionally.

7. The coffee machine milk taking system for boxed milk according to claim 6, characterized in that the upper driving assembly comprises a second screw rod with threads passing through the lateral sliding plate and an upper motor for driving the second screw rod to rotate, the upper motor is connected with the second screw rod through an upper coupling, and two ends of the second screw rod are movably clamped at two sides of the upper guide plate respectively.

8. The coffee machine milk extracting system for the boxed milk according to claim 7, characterized in that one side of the lateral sliding plate is provided with a fourth position switch and a fifth position switch for limiting the movement of the lateral sliding plate, and the fourth position switch and the fifth position switch are respectively positioned at two ends of the upper guide plate; the fourth position switch and the fifth position switch are electrically connected with the upper driving assembly.

9. The coffee machine milk extracting system for boxed milk according to claim 8, characterized in that the lifting mechanism comprises a guide frame detachably connected to the lateral sliding plate, a needle slider for installing the puncturing mechanism and a lifting component for driving the needle slider to lift, and at least two lifting guide rails for guiding the needle slider to move directionally are arranged on the guide frame.

10. The coffee machine milk withdrawal system for cartridge milk of claim 9, wherein the puncture mechanism comprises an outer puncture needle detachably connected to a puncture needle slider and an inner puncture needle passing through the puncture needle slider and the outer puncture needle; the boxed milk is assembled by a plurality of small boxed paper box milk in a rectangular array.