CN115088781A

CN115088781A - 3D product production system and method

Info

Publication number: CN115088781A
Application number: CN202210635037.6A
Authority: CN
Inventors: 陈志强; 邢慧勇; 王建军; 张晓峰; 刘澈; 赵曜
Original assignee: Inner Mongolia Mengniu Dairy Group Co Ltd
Current assignee: Inner Mongolia Mengniu Dairy Group Co Ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-09-23
Anticipated expiration: 2042-06-06
Also published as: CN115088781B

Abstract

The invention relates to the technical field of food processing, and provides a 3D product production system and a method, wherein the 3D product production system comprises a mould transfer device, a filling device, a demoulding device, a cleaning device and a transfer device; the mold transfer device is provided with a mold temporary storage station and a filling station and is suitable for transferring the mold of the mold temporary storage station to the filling station; the filling equipment is suitable for filling the material liquid into the die on the filling station; the demoulding device is suitable for freezing the mould filled with the feed liquid to form a frozen product and moving the frozen product out of the mould; the cleaning device is suitable for cleaning the die after demolding on the demolding device; the transfer device is suitable for transferring the mold on the pouring station to the demolding device, and transferring the mold on the demolding device to the temporary storage station. The 3D product production system and the method provided by the invention can realize automatic production of 3D products, replace manual production process, improve production efficiency, reduce production cost and enable the appearance of the products to be consistent.

Description

3D product production system and method

Technical Field

The invention relates to the technical field of food processing, in particular to a 3D product production system and a method.

Background

The existing 3D ice cream product production process is complex, the production mode is generally manual, more labor and time cost are consumed in the mode, the production efficiency is low, mass production is difficult to realize, individual differences exist between the produced products, the appearance is difficult to unify, and the use experience of consumers is poor.

Disclosure of Invention

The invention provides a 3D product production system and a method, which are used for solving the problem of low production efficiency of 3D ice cream products in the prior art.

The invention provides a 3D product production system, comprising:

the mould transferring device is provided with a mould temporary storage station and a pouring station and is suitable for transferring the mould of the mould temporary storage station to the pouring station;

the pouring equipment is suitable for pouring the material liquid into the die on the pouring station;

the demoulding device is suitable for freezing the mould filled with the feed liquid to form a frozen product and moving the frozen product out of the mould;

the cleaning device is suitable for cleaning the die after the demolding is finished on the demolding device;

and the transferring device is suitable for transferring the mould on the pouring station to the demoulding device and transferring the mould on the demoulding device to the temporary storage station.

According to a 3D product production system provided by the present invention, the mold transfer device includes:

the temporary storage unit is positioned at the temporary storage station and used for stacking the molds;

and the transfer unit is positioned at the pouring station and used for transferring the molds in the temporary storage unit to the pouring station and horizontally arranging the moved molds.

According to the 3D product production system provided by the invention, at least two temporary storage units are arranged, at least two transfer channels corresponding to the temporary storage units are arranged above the transfer units, and the transfer units are suitable for simultaneously transferring the molds in the temporary storage units.

According to a 3D product production system provided by the present invention, the demolding device includes:

the temporary storage platform is provided with a temporary storage groove for temporarily storing the die;

the freezing unit is suitable for freezing the mold on the temporary storage platform and the feed liquid in the mold;

the jacking unit is arranged on the lower side of the temporary storage platform and is suitable for upwards pushing and pressing the bottom of the mold to enable a product in the mold to be separated from the mold.

According to the 3D product production system provided by the invention, the freezing unit comprises a freezing box, and the upper side of the freezing box is provided with an opening so as to be suitable for covering the outer side of the mold for freezing treatment.

According to the 3D product production system provided by the invention, the freezing unit further comprises a moving component which is connected with the freezing box and is suitable for driving the freezing box to move to different mould positions.

According to the 3D product production system provided by the invention, the cleaning device comprises a cleaning spray head, and the cleaning spray head is arranged above the demolding device and is suitable for spraying cleaning liquid into the mold.

According to the 3D product production system provided by the invention, the cleaning spray head is provided with a plurality of spray holes, and the spray holes are uniformly distributed in the circumferential direction.

According to the 3D product production system provided by the invention, the cleaning device further comprises a recovery unit, and the recovery unit is suitable for recovering the cleaning liquid sprayed by the cleaning spray head.

The invention also provides a 3D product production method, which comprises the following steps:

filling the material liquid into the die;

freezing the mould filled with the feed liquid to form a frozen product;

removing the frozen product from the mold;

and cleaning the mold from which the product has been removed.

According to the 3D product production system and method provided by the invention, after the feed liquid is poured into the mold, the mold filled with the feed liquid is subjected to freezing treatment to freeze the feed liquid to form a product with the same shape as the inner cavity of the mold, then demolding is carried out to obtain the required 3D product, and the used mold can be reused after being cleaned to realize cyclic production, so that the automatic production of the 3D product can be realized, the manual production process is replaced, the production efficiency is improved, the production cost is reduced, and the appearance of the product is consistent.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a top view of a 3D product production system embodying the overall architecture provided by the present invention;

FIG. 2 is a schematic diagram showing a mold transfer device configuration in a 3D product production system provided by the present invention;

FIG. 3 is a schematic structural diagram of a buffer unit in a 3D product manufacturing system according to the present invention;

FIG. 4 is a schematic structural diagram of a buffer unit in another 3D product manufacturing system provided by the present invention;

FIG. 5 is a schematic structural diagram of a buffer unit in another 3D product manufacturing system according to the present invention;

FIG. 6 is a schematic structural diagram of a demolding device in a 3D product production system provided by the invention;

FIG. 7 is a schematic structural diagram of a cleaning nozzle in a 3D product production system according to the present invention;

FIG. 8 is a schematic diagram of a recycling unit in a 3D product manufacturing system according to the present invention;

reference numerals:

100. a mold transfer device; 110. a temporary storage unit; 111. a storage member; 112. positioning a plate; 113. a first positioning drive member; 114. positioning a gear; 115. a second positioning drive; 120. a transfer unit; 130. a limiting plate; 131. a transfer channel;

200. a perfusion apparatus;

300. a demolding device; 310. a temporary storage platform; 311. a support plate; 312. a temporary storage tank; 313. supporting legs; 320. a freezing unit; 321. a freezing box; 322. a moving assembly; 330. a jacking unit; 331. jacking blocks; 332. a second lifting drive member;

400. a cleaning device; 410. cleaning the spray head; 411. a flap; 420. a recovery unit; 421. recovering the suction nozzle; 422. a recycling bin; 423. a recovery pump;

500. a transfer device; 510. a height adjustment member; 520. a suction cup; 530. a horizontal adjustment member.

Detailed Description

Embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the embodiments of the present invention, it should be noted that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present invention can be understood in specific cases by those of ordinary skill in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The following describes, with reference to fig. 1 to 8, a 3D product production system according to an embodiment of the present invention, which can achieve automated production of 3D ice cream, improve production efficiency, and reduce production cost. It should be noted that, when the 3D product production system of the embodiment of the present invention produces a product, the mold is a silicone mold, and the shape of the inner cavity of the silicone mold is the same as the shape of the produced product.

The 3D product production system comprises a mold transfer device 100, a filling device 200, a demolding device 300, a cleaning device 400 and a transfer device 500, wherein the mold transfer device 100 is provided with a mold temporary storage station and a filling station, the temporary storage station is used for storing molds required by product production, the filling station is a place for filling operation, filling operation can be conveniently carried out on the placement posture of the molds in the filling station, in an optional mode, the molds are of a cup-shaped structure, openings of the molds are upward and stably placed on the filling station, and conditions can be created for filling operation. The mold transfer device 100 is also adapted to transfer the mold of the mold temporary storage station to the filling station for continuous production. The filling apparatus 200 is adapted to fill the molds at the filling station with the feed solution. The demolding device 300 is adapted to freeze the mold filled with the feed liquid to form a frozen product and to remove the frozen product from the mold. The shape of the product formed by freezing the feed liquid in the die is the same as that of the inner cavity of the die, namely the shape of the required 3D product. The cleaning device 400 is suitable for cleaning the mold after demolding is completed on the demolding device 300, and removing the residual feed liquid in the mold. The transferring device 500 is adapted to transfer the mold on the filling station to the demolding device 300, and transfer the mold on the demolding device 300 to the temporary storage station, where it should be noted that the transferring device 500 transfers the mold on the filling station, which has completed the filling operation, to the demolding device 300, and transfers the mold on the demolding device 300, which has completed the cleaning operation, to the temporary storage station.

As shown in fig. 2, in some embodiments of the present invention, the mold transfer device 100 includes a buffer unit 110 and a transfer unit 120.

The temporary storage unit 110 is located at the temporary storage station and used for stacking the molds, and the temporary storage unit 110 in the embodiment of the invention preferably stacks the molds in the vertical direction and keeps the openings of the molds upward, so that the step of aligning the molds can be omitted. Of course, in some embodiments, the molds may be stacked horizontally or inclined and the angle of the molds may be adjusted while the molds are transferred using a structure such as a guide cylinder or a robot.

Alternatively, the temporary storage unit 110 includes a storage member 111, the storage member 111 may be a cylindrical structure or an arc-shaped plate structure, an upper side of the storage member 111 forms an opening for storing the mold, the transfer device 500 may store the mold into the storage member 111 from the position of the opening on the upper side, and a lower side of the storage member 111 forms a mold outlet.

The temporary storage unit 110 deposits the molds one by one, and two types of molds are exemplarily described below:

in an alternative form, as shown in fig. 3 and 4, the temporary storage unit 110 further includes a positioning plate 112 and a first positioning driving member 113. The positioning plate 112 is movably installed at a lower portion of the storage 111 and is adapted to be switched between a first state in which the positioning plate 112 contacts a mold located at the bottom of the storage 111 to block the mold from falling and a second state in which the positioning plate 112 is separated from the mold located at the bottom of the storage 111 and the mold automatically falls under gravity. The first positioning driving member 113 is connected to the positioning plate 112 and adapted to drive the positioning plate 112 to switch between a first state and a second state. The positioning plate 112 repeatedly switches between the first state and the second state to allow the molds in the storage member 111 to be dropped one by one.

It is understood that the positioning plate 112 may be in a telescopic type of movement, or in a rotational type of movement. Referring to fig. 3, when the positioning plate 112 adopts a flexible movable form, the positioning plate 112 is slidably connected to the storage member 111, the first positioning driving member 113 can adopt, for example, a flexible motor, an air cylinder or a hydraulic cylinder, the positioning plate 112 is fixedly disposed at a movable end of the first positioning driving member 113, and the first positioning driving member 113 drives the positioning plate 112 to slide when flexible; referring to fig. 4, when the positioning plate 112 is in a movable rotating form, the positioning plate 112 is eccentrically disposed, the first positioning driving member 113 may be a rotating motor, the first positioning driving member 113 is connected to a rotating shaft of the positioning plate 112 through, for example, a gear set, a belt or a chain, and the first positioning driving member 113 drives the positioning plate 112 to rotate when operating.

In another alternative form, as shown in fig. 5, the temporary storage unit 110 further includes a positioning gear 114 and a second positioning driving member 115, a rotating shaft of the positioning gear 114 is horizontal, teeth of the positioning gear 114 limit the molds, the second positioning driving member 115 adopts a rotating motor, the positioning gear 114 is in transmission connection with the rotating shaft of the rotating motor, and when the rotating motor runs, the positioning gear 114 is driven to rotate, and the molds are put one by one.

The transfer unit 120 is located at the filling station, and is configured to transfer the molds in the temporary storage unit 110 to the filling station, and horizontally arrange the removed molds. The transfer unit 120 may be a conveyor belt or a chain plate, and when the molds in the temporary storage unit 110 are placed on the transfer unit 120, the transfer unit 120 drives the molds to move toward the filling station. It can be understood that, since the temporary storage unit 110 puts the molds one by one, the transfer unit 120 transfers the stacked molds one by one when transferring the stacked molds, so that the moved molds can be horizontally arranged, thereby facilitating the filling operation.

In some embodiments of the present invention, at least two temporary storage units 110 are provided, at least two transfer channels 131 corresponding to the temporary storage units 110 are provided above the transfer unit 120, and the transfer unit 120 is adapted to simultaneously transfer the molds in each temporary storage unit 110. When the temporary storage units 110 simultaneously deposit the molds, the molds deposited by different temporary storage units 110 are arranged along a direction perpendicular to the transfer channel 131, and the molds deposited by the same temporary storage unit 110 are arranged along the transfer channel 131.

Optionally, a limiting plate 130 is disposed above the transferring unit 120, the transferring channel 131 is a groove formed in the limiting plate 130 and extending along the transferring direction of the transferring unit 120, and the mold placed by the temporary storage unit 110 falls into the transferring channel 131 and is driven by the transferring unit 120 to translate.

The filling device 200 in the embodiment of the present invention at least includes a storage tank for storing the material liquid, a pump body for providing filling power, and a filling head communicated with the pump body, wherein the pump body pumps the material liquid in the storage tank out and fills the material liquid into the mold through the filling head. It is understood that the filling apparatus 200 may include multiple filling heads, filling multiple molds with feed liquid simultaneously.

As shown in fig. 6, in some embodiments of the present invention, the demolding device 300 includes a staging platform 310, a freezing unit 320, and a jacking unit 330.

The temporary storage platform 310 is provided with a temporary storage groove 312 for temporarily storing the mold, specifically, the temporary storage platform 310 comprises a support plate 311 and support legs 313, the support legs 313 are fixedly connected with the support plate 311, and the temporary storage groove 312 is arranged on the support plate 311. The temporary storage groove 312 penetrates through the support plate 311, when the mold is placed in the temporary storage groove 312, the upper end opening of the mold is positioned above the support plate 311, and the lower part of the mold is positioned below the support plate 311.

The freezing unit 320 is adapted to freeze the molds and the material liquid in the molds on the temporary storage platform 310, and a frozen product is formed as the temperature of the material liquid in the molds decreases.

Alternatively, the freezing unit 320 includes a freezing box 321, and an upper side of the freezing box 321 is opened to be suitable for covering an outer side of the mold for freezing. In the freezing process, a cooling liquid or a cooling gas may be introduced into the freezing unit 320, and in the embodiment of the present invention, liquid nitrogen is introduced into the freezing box 321 for freezing.

Optionally, a plurality of temporary storage grooves 312 are disposed on the supporting plate 311, and a mold may be placed in each temporary storage groove 312. Further, the freezing box 321 may be simultaneously covered outside the plurality of molds to perform the freezing process for the plurality of molds at the same time.

In some embodiments of the present invention, the freezing unit 320 further comprises a moving assembly 322, the moving assembly 322 being connected to the freezing box 321 to be adapted to drive the freezing box 321 to move to different mold positions.

In some alternatives, the moving assembly 322 includes a first lifting drive and a first traverse drive, the first lifting drive connects the freezing box 321 and the first traverse drive, the first lifting drive is adapted to drive the freezing box 321 to lift, and the first traverse drive is adapted to drive the first lifting drive and the freezing box 321 to move horizontally. The first lifting driving member may be a telescopic motor, a cylinder or a hydraulic cylinder. The first translation driving piece comprises a first translation sliding rail and a first translation driving piece, the first translation sliding rail is horizontally arranged, the first lifting driving piece is arranged on the first translation sliding rail in a sliding mode, the first translation driving piece comprises a first translation motor, a first driving screw and a first driving bolt, the first driving screw is parallel to the first translation sliding rail, the first driving bolt is fixedly connected with the first lifting driving piece, the first motor is in transmission connection with the first driving screw through a gear set, a belt or a chain, the first driving screw is driven to rotate axially when the first motor operates, and then the first lifting driving piece is driven to move horizontally through the first driving bolt.

In other alternatives, the moving assembly 322 comprises a robotic arm, a movable end of which is fixedly connected to the freezing box 321 to be adapted to drive the freezing box 321 to move.

Of course, in some embodiments of the present invention, the mold may be transferred between different temporary storage slots 312 by the transferring device 500 instead of adjusting the position of the freezing box 321 by the moving assembly 322.

According to the 3D product production system of the embodiment of the present invention, the jacking unit 330 is disposed at the lower side of the temporary storage platform 310, and the jacking unit 330 is adapted to push the bottom of the mold upwards to separate the product in the mold from the mold, thereby completing the demolding operation. After demolding, the frozen product may be picked up by a robotic arm and subsequently packaged for subsequent processing, and the mold may be cleaned by the cleaning device 400.

Optionally, the jacking unit 330 includes a jacking block 331 and a jacking driving member, the jacking driving member is adapted to drive the jacking block 331 to ascend and descend, and the jacking block 331 is adapted to push the bottom of the mold. In an alternative, the jacking driving assembly comprises a second lifting driving member 332, the second lifting driving member 332 may be a vertically arranged telescopic motor, a cylinder or a hydraulic cylinder, and the top of the second lifting driving member 332 is connected with the jacking block 331. In other alternatives, the jacking driving member comprises a mechanical arm, and a movable end of the mechanical arm is fixedly connected with the jacking block 331 so as to be suitable for driving the jacking block 331 to ascend and descend.

It can be understood that the mold in the embodiment of the present invention has elasticity, and can automatically return to the original shape after the lifting unit 330 is detached.

In some embodiments of the present invention, the cleaning apparatus 400 includes a cleaning nozzle 410, and the cleaning nozzle 410 is disposed above the demolding apparatus 300 to be adapted to spray a cleaning liquid into the mold. Optionally, a rotating blade is disposed inside the cleaning nozzle 410, and the cleaning liquid flowing in the cleaning nozzle 410 at a high speed passes through a swirling flow cavity of the rotating blade to cause the liquid to impact and bounce to form atomized particles, and is sprayed out through a nozzle outlet to form a spray.

Alternatively, as shown in fig. 7, the cleaning nozzle 410 is formed with a plurality of nozzle holes, each of which is circumferentially uniformly arranged. Specifically, a plurality of flaps 411 may be arranged at the opening position of the nozzle, each flap 411 is circumferentially and uniformly arranged, and an opening hole is formed between adjacent flaps 411. Therefore, the spray head can spray the cleaning liquid towards different directions, so that no dead angle area exists in the die.

Optionally, more than two cleaning nozzles 410 are provided to facilitate cleaning of more than two molds.

The cleaning device 400 further comprises a cleaning tank and a cleaning pump, cleaning liquid is stored in the cleaning tank, the cleaning pump is communicated with the cleaning tank and the cleaning nozzle 410, and the cleaning liquid in the cleaning tank is pumped to the cleaning nozzle 410 and is sprayed out through the cleaning nozzle 410 when the cleaning pump runs.

In some embodiments of the present invention, as shown in FIG. 8, the cleaning device 400 further comprises a recycling unit 420, and the recycling unit 420 is adapted to recycle the cleaning solution sprayed from the cleaning spray head 410.

Optionally, the recycling unit 420 includes a recycling suction nozzle 421, a recycling tank 422 and a recycling pump 423, the recycling tank is respectively communicated with the recycling suction nozzle 421 and the recycling suction nozzle 423, when the recycling pump 423 operates, a negative pressure is formed in the recycling tank 422, and the recycling suction nozzle 421 is extended into the mold to recycle the cleaning solution into the recycling tank 422.

Optionally, the recycling suction nozzles 421 are provided with more than two, and further, the recycling suction nozzles 421 are provided corresponding to the cleaning nozzles 410, so that recycling is more convenient.

Optionally, the recycling bin 422 is communicated with the cleaning tank through a filtering device, and the cleaning liquid in the recycling bin 422 flows back to the cleaning tank.

In some embodiments of the present invention, the cleaning device 400 further includes a cleaning driving member, which may be a mechanical arm structure, the cleaning nozzle 410 and the recovery nozzle 421 are mounted on the cleaning driving member, and the connection pipeline between the cleaning nozzle 410 and the recovery nozzle 421 is a hose, so as to move the cleaning nozzle 410 and the recovery nozzle 421 to the working position. Here, when the cleaning nozzle 410 and the recovery nozzle 421 are installed at fixed positions, the transfer device 500 may transfer the mold to the positions where the cleaning nozzle 410 and the recovery nozzle 421 are located, and perform cleaning.

In some embodiments of the present invention, the cleaning device 400 further comprises a blow-drying device, which provides cold air or hot air to the cleaned molds to keep the molds dry and ready for subsequent use.

In some embodiments of the present invention, the transferring device 500 includes a transferring slide rail (not shown), a height adjusting member 510, and a suction cup 520, wherein the suction cup 520 is capable of sucking the mold, the suction cup 520 is mounted on the height adjusting member 510, the height adjusting member 510 may be a vertically arranged telescopic motor, a pneumatic cylinder, or a hydraulic cylinder, and the height adjusting member 510 is capable of driving the suction cup 520 to move up and down. The transfer slide rail is horizontally arranged and extends to the upper side of the mold transfer device 100 and the upper side of the demolding device 300, the height adjusting piece 510 is connected with the transfer slide rail in a sliding mode, and the transfer slide rail can drive the height adjusting piece 510 and the sucker 520 to horizontally move, so that the mold is suitable for being transferred among the temporary storage station, the pouring station and the demolding device 300.

Alternatively, the suction cups 520 are horizontally arranged in more than two numbers, which may correspond to the number of the buffer units 110, so as to transfer more than two molds at the same time.

Optionally, the transfer device 500 further comprises a horizontal adjusting member 530, the horizontal adjusting member 530 may use a telescopic motor, an air cylinder or a hydraulic cylinder as a power member, and the horizontal adjusting member 530 connects the height adjusting member 510 and the suction cup 520, so that the horizontal position of the suction cup 520 can be adjusted to be more conveniently aligned with the mold.

The 3D product production method provided by the present invention is described below, and the 3D product production method described below and the 3D product production system described above may be referred to in correspondence with each other.

According to the 3D product production method of the embodiment of the present invention, the method may be implemented by using the 3D product production system of the embodiment of the present invention, and specifically, the method includes:

and S1, pouring the feed liquid into the die. After the mould on the station of keeping in is transferred to the station of filling, fill the feed liquid in the mould through filling equipment 200, this in-process can be simultaneously to filling to more than two moulds to improve the efficiency of filling.

And S2, freezing the mould filled with the feed liquid to form a frozen product. The mold filled with the feed liquid is transferred to the temporary storage platform 310 of the demolding device 300 through the transferring device 500, the freezing unit 320 is used for freezing the mold, so that the feed liquid in the mold is frozen, and the shape of the frozen product is the same as that of the mold.

S3, removing the frozen product from the mold. The product in the mold can be separated from the mold by pushing the bottom of the mold by the jacking unit 330, and the demolding process is completed. The demolded frozen product can be clamped and removed by a mechanical arm and other equipment for processing such as packaging.

And S4, cleaning the mould of the removed product. The cleaning liquid is sprayed to the mold of the moved product through the cleaning device 400, so that the mold is cleaned, optionally, the cleaning liquid in the mold is recovered by the recovery unit 420 after the mold is cleaned, waste is avoided, and meanwhile, the cleaning liquid can be prevented from remaining in the mold. The washed molds can be transferred to the mold transfer device 100 by the transfer device 500 and reused.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A 3D product production system, comprising:

and the transfer device is suitable for transferring the mold on the pouring station to the demolding device and transferring the mold on the demolding device to the temporary storage station.

2. The 3D product production system of claim 1, wherein the mold transfer device comprises:

and the transfer unit is positioned at the filling station and used for transferring the molds in the temporary storage unit to the filling station and horizontally arranging the moved molds.

3. The 3D product production system according to claim 2, wherein the temporary storage units are provided with at least two, and at least two transfer channels corresponding to the temporary storage units are provided above the transfer units, and the transfer units are adapted to transfer the molds in each temporary storage unit simultaneously.

4. 3D product production system according to claim 2 or 3, wherein the demolding device comprises:

the freezing unit is suitable for freezing the mould on the temporary storage platform and the feed liquid in the mould;

5. The 3D product production system according to claim 4, wherein the freezing unit comprises a freezing box having an upper side formed with an opening adapted to be housed outside the mold for freezing.

6. The 3D product production system of claim 5, wherein the freezing unit further comprises a moving assembly connected to the freezing box adapted to drive the freezing box to move to a different mold position.

7. The 3D product production system of claim 1, wherein the cleaning device comprises a cleaning spray head arranged above the demolding device to be adapted to spray cleaning liquid into the mold.

8. The 3D product production system of claim 7, wherein the cleaning spray head is formed with a plurality of spray holes, each of the spray holes being circumferentially uniformly arranged.

9. The 3D product production system according to claim 7 or 8, wherein the cleaning device further comprises a recovery unit adapted to recover the cleaning liquid ejected by the cleaning head.

10. A method of producing a 3D product, comprising:

filling the material liquid into the die;

freezing the mould filled with the feed liquid to form a frozen product;

removing the frozen product from the mold;

and cleaning the mold from which the product has been removed.