CN210383661U - Automatic oven door opening device and automatic egg tart making device comprising same - Google Patents

Abstract

An oven door opener. The utility model relates to an egg tart automatic making equipment, especially relate to an egg tart is with automatic door opener of making of oven. Provided is an automatic door opening device of an oven, which can automatically open the door of the oven. The utility model provides an automatic door opener of oven, locates on the oven, articulated overhead guard gate on the oven, including the actuating mechanism drive, actuating mechanism includes electric putter, electric putter is rotatable to be fixed on the lateral wall of oven. Utilize electric putter directly to back open the roast chamber door, do not need the staff to open the door, and further if the oven that possess a plurality of independent roast chambeies only need adopt a set of actuating mechanism just can open the door in every independent roast chamber when opening the door, mainly aim at the door in every independent roast chamber through the rotation of six drive electric putter of motor to can back open the door in every independent roast chamber automatically, it is higher to open the door efficiency, does benefit to the using widely in automatic kitchen.

Description

Automatic oven door opening device and automatic egg tart making device comprising same

Technical Field

The utility model relates to an egg tart automatic making equipment especially relates to an egg tart is with automatic door opener of making of oven.

Background

The oven is the kitchen appliance commonly used, and in automatic cooking, the oven door still need the manual work to be opened, especially possess the oven of a plurality of independent roast chambeies, needs the manual work to open one by one and takes out the article of roast good, because whole journey adopts manual operation, efficiency is lower on the one hand, and on the other hand is unfavorable for using widely of automatic kitchen.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a: provided is an automatic door opening device of an oven, which can automatically open the door of the oven.

The purpose of the utility model is realized by adopting the following technical scheme: the utility model provides an automatic door opener of oven, locates on the oven, articulated oven door on the oven, including the actuating mechanism drive, actuating mechanism includes electric putter, electric putter is rotatable to be fixed on the lateral wall of oven.

Furthermore, a clamping groove is formed in a driving shaft of the electric push rod, a clamping block matched with the clamping groove is arranged on one side of each baffle door, and the electric push rod is driven to rotate by a motor six.

Furthermore, the oven comprises an oven body, the oven body is divided into a plurality of baking cavities by partition plates, the outlet of each baking cavity is hinged with a baffle door, and the baffle doors are driven by the same driving mechanism.

Furthermore, baking tray in-out devices are arranged in the baking cavities and are arranged inside each baking cavity.

Furthermore, the baking tray in-out device comprises a cam arranged in the baking cavity, the cam is driven by a stepping motor, the stepping motor is fixed in the baking cavity, and the cam is sleeved on a shaft of the stepping motor and driven to rotate by the stepping motor.

Furthermore, a transfer platform is arranged at an outlet of the oven and comprises a lifting track and a workbench sliding on the lifting track, and a roller shaft assembly is arranged on the workbench; the roller shaft assembly comprises a transverse roller shaft and a plurality of longitudinal roller shafts which are arranged along the length direction of the workbench.

Furthermore, the longitudinal roll shafts are symmetrically arranged on two sides of the workbench, and the transverse roll shafts are arranged along the length direction of the workbench.

Further, the transverse roll shafts and the longitudinal roll shafts are arranged perpendicularly to each other.

Furthermore, the lifting track comprises a base plate arranged on the rack, at least one pair of tracks is arranged on the base plate along the length direction of the base plate, and the workbench is clamped on the tracks and slides along the tracks.

An egg tart automatic making device comprises an oven door opening device.

Compared with the prior art, the beneficial effects of the utility model reside in that: utilize electric putter directly to back open the roast chamber door, do not need the staff to open the door, and further if the oven that possess a plurality of independent roast chambeies only need adopt a set of actuating mechanism just can open the door in every independent roast chamber when opening the door, mainly aim at the door in every independent roast chamber through the rotation of six drive electric putter of motor to can back open the door in every independent roast chamber automatically, it is higher to open the door efficiency, does benefit to the using widely in automatic kitchen.

Drawings

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

fig. 2 is a schematic structural view of the device for making the middle crispy rice crust of the utility model;

FIG. 3 is a schematic view of the structure of the mixing tank of the present invention;

FIG. 4 is a schematic view of the structure of the device for adding medium yellow oil of the present invention

FIG. 5 is a schematic view of the structure of the middle butter adding mechanism of the present invention

FIG. 6 is a schematic view of the structure of the middle butter hob of the present invention

FIG. 7 is a schematic view of the structure of the middle slicing mechanism of the present invention

FIG. 8 is a schematic structural view of an egg tart liquid making device of the present invention

FIG. 9 is a schematic structural view of a middle baking tray conveying device of the present invention

FIG. 10 is a schematic view of the structure of the middle transfer platform of the present invention

FIG. 11 is a schematic view of the structure of the middle oven of the present invention

FIG. 12 is a schematic view of the structure of the in-out device of the bakeware of the present invention

FIG. 13 is a schematic structural view of an egg tart demolding device of the present invention

FIG. 14 is a schematic structural view of the middle discharge balance device of the present invention

FIG. 15 is a schematic structural view of an egg tart transporting device of the present invention

FIG. 16 is a schematic view of the structure of the device for recovering the baking tray of the present invention

In the figure: 1. a burdening manufacturing device; 11. a crisp wrapper making device; 111. dough kneading device; 112. a first conveying belt; 113. a first dough pressing roller; 1131. a dough sheet folding plate; 114. a second conveying belt; 115. a second dough pressing roller; 116. conveying belt III; 117. a third dough pressing roller; 118. conveying belt IV; 119. a fourth dough pressing roller;

12. a butter adding device; 121. a butter storage tank; 122. a butter hob; 123. a blade assembly; 124. a support plate; 125. pushing the plate; 126. a drive plate; 127. a base; 128. a blade;

13. a butter adding mechanism; 131. a butter storage tank; 132. a slicing mechanism; 133. a tray; 134. cutting edges;

14. an egg tart liquid making device; 141. an egg tart liquid stirring barrel; 142. a raw material storage cylinder; 143. an addition pipe; 15. dough rounding chains;

2. a baking tray conveying device; 21. a baking tray storage box; 22. conveying belt five; 23. an egg tart support blanking device; 24. a press forming device;

3. a transfer platform; 31. a lifting rail; 32. a work table; 33. a transverse roll shaft; 34. a longitudinal roll shaft;

4. an oven; 41. a flapper door; 42. a cam; 43. an egg tart demoulding device; 431. an upper platen; 432. a clip; 433. positioning a groove; 434. bending the groove; 435. a transmission rod;

5. a discharge balance device; 51. an index plate; 52. connecting blocks; 53. a turntable; 54. a spiral track; 55. a clamping groove;

6. an egg tart transport device; 61. a meal delivery belt; 62. a transfer roll assembly;

7. a baking tray recovery device; 71. recovering the conveying belt; 72. a housing; 73. and (5) cleaning the pipeline.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

The utility model is shown in figure 1, and comprises a batching making device 1, a baking tray conveying device 2, a transferring platform 3, an oven 4, a discharging swinging tray device 5, an egg tart conveying device 6 and a baking tray recovery device 7 which are arranged on a frame; the making device 1 comprises a crisp crust making device 11 and an egg tart liquid making device 14, the crisp crust made by the crisp crust making device 11 falls on a baking tray conveyed by a baking tray conveying device 2, and the egg tart liquid making device 14 adds egg tart liquid into the crisp crust on the baking tray through an adding pipe 143; the transfer platform 3 is arranged between the baking tray conveying device and the oven 4, the discharging swinging tray device 5 is communicated with the transfer platform 3, the discharging swinging tray device 5 is arranged on the egg tart conveying device 6, and the baking tray recovery device 7 is communicated with the transfer platform 3. The dough (egg tart skin) is repeatedly kneaded and pressed by the crisp skin making device 11, the egg tart skin can be automatically folded for multiple times, and the crisp taste of the finished egg tart is guaranteed. Meanwhile, the controller is adopted for direct control, the automation degree is high, manual participation in the production process is reduced, food materials are not prone to being polluted, full-automatic production is adopted, and the production efficiency is high.

As shown in fig. 2, the pastry making device 11 includes a dough kneading device 111, and a first conveying belt 112, a second conveying belt 114, a third conveying belt 116 and a fourth conveying belt 118 which are arranged from top to bottom; a butter adding device 12 is arranged right above a feed inlet of the dough kneading device 111, a butter adding mechanism 13 is arranged right above the first conveying belt 112, first dough pressing rollers 113 are respectively arranged at the head end and the tail end of the first conveying belt 112, and the butter adding device 12 is arranged between the dough pressing rollers; the head end and the tail end of the second conveying belt 114 are respectively provided with a second dough pressing roller 115, the head end and the tail end of the third conveying belt 116 are respectively provided with a third dough pressing roller 117, the head end and the tail end of the fourth conveying belt 118 are respectively provided with a fourth dough pressing roller 119, the first conveying belt 112 is provided with a pair of dough cover folding plates 1131, and the dough cover folding plates 1131 are symmetrically arranged on the first conveying belt 112. The dough is pressed into dough sheets through a first conveying belt 112, firstly, butter is added once during dough making, then, the dough sheets are pressed into dough sheets through a first dough pressing roller 113, the dough sheets are conveyed to the position below a butter adding mechanism 13 through the first conveying belt 112 after being added with butter again, the dough sheets are conveyed by the first conveying belt 112 before a dough sheet folding plate 1131, two sides of the dough sheets are folded through the dough sheet folding plate 1131, the dough sheets are pressed again through a first dough pressing roller 113 arranged at the tail end of the first conveying belt 112, and finally, the dough sheets are conveyed to a second conveying belt 114 through the first conveying belt 112, the second conveying belt 114 reciprocates to repeatedly fold the dough sheets conveyed from the first conveying belt 112, when the second conveying belt 114 reciprocates once, the dough sheets are folded into a layer, then the second conveying belt 114 conveys the dough sheets, the multi-layer dough sheets are compacted through a second dough pressing roller 115 to form a layer of dough sheets, and the working process of the third, through pressing folding many times, the pastry effect is good after the wrapper that is pressed out is baked out, and the taste is more crisp.

As shown in fig. 2, the pastry making device 11 further comprises a dough rounding chain 15 which is arranged at the tail end of the conveyor belt four 118 and is used for making the pastry into the pastry roll, and a pastry cutting device is arranged at the tail end of the dough rounding chain 15; the crisp crust stripping and slicing device comprises a conveying belt arranged at the tail end of a dough rounding chain 15, wherein a cutter mechanism is arranged at the tail end of the conveying belt in the conveying direction and comprises a cutter driven by a motor. Dough rounding chain 15 is the prior art device, and through dough rounding chain 15 with the direct processing of face skin into cylindric face skin book, the face skin is rolled up and is transmitted the cutter below to through the transmission band, cuts the tired stripping and slicing of face through the cutter that is driven by the motor, because the transmission band drives at the uniform velocity, consequently can cut into the same piece of size, directly drives through the transmission band and drops in the overware.

As shown in fig. 3, the dough kneading device 111 includes a mixing drum with an opening at the upper part, a mixing rod driven by a motor is arranged in the mixing drum, the mixing drum is communicated with a flour storage tank through a pipeline, and a diaphragm pump is arranged on the pipeline.

As shown in fig. 4, the butter adding device 12 includes a butter storage tank 121 having an open upper portion for placing a butter block, a butter hob 122 driven by a motor two is provided at an outlet of the butter storage tank 121, and the butter block is pushed toward the butter hob 122 by a push-pull device to slice. The butter blocks are placed in the butter storage tank 121, the butter blocks are pushed to the butter hob 122 through the push-pull device, the butter hob 122 rotates to slice the butter blocks, and finally the sliced butter falls into the stirring barrel to be kneaded with the flour.

The push-pull device comprises a push-pull device arranged at the bottom of the butter storage tank 121 and a push plate 125 assembly driven by a driving device; the push pedal 125 subassembly includes backup pad 124, backup pad 124 inserts in the butter storage tank 121, backup pad 124 stretches into part in the butter storage tank 121 is equipped with push pedal 125, backup pad 124 stretches out the outside one of butter storage tank 121 is served and is equipped with driving plate 126, drive arrangement is linear electric motor, linear electric motor's drive shaft is connected with driving plate 126. The push-pull device realizes push-pull under the action of the linear motor, wherein the push plate 125 pushes the lowest butter block to the butter hob 122 for slicing, and the supporting plate 124 supports the upper butter block without falling, so that the butter adding device 12 can slice smoothly.

As shown in fig. 6, the butter hob 122 includes a blade assembly 123 rotated by a second motor; the blade assembly 123 includes a cylindrical base 127 driven by the second motor to rotate, the base 127 is provided with a plurality of blades 128 along a bus direction, and the blades 128 are uniformly distributed on the base 127. The blade component 123 is driven by the second motor to rotate

As shown in fig. 5, the butter adding mechanism 13 includes a butter storage tank 131, a slicing mechanism 132 is disposed at an outlet of the butter storage tank 131, and the slicing mechanism 132 reciprocates under the driving of the motor iii.

As shown in fig. 7, the slicing mechanism 132 includes a tray 133, the tray 133 is driven by a motor iii fixed on the rack, one end of the tray 133 is hinged to a driving rod, and the driving rod is driven by the motor iii to drive the tray 133 to reciprocate; the exit of butter holding vessel 131 is equipped with the slide rail, tray 133 cover is established just by the three drive of motor on the slide rail reciprocating sliding on the slide rail, follow on the tray 133 width direction is equipped with blade 134. Along with the reciprocating motion of tray 133, the butter piece is rubbed repeatedly in blade 134 department and is made the butter piece by the section, and the butter piece can be cut into slices all the time under the effect of dead weight simultaneously, has realized the automatic section of butter, and the butter is wrapped up in the face skin this moment, realizes the face skin crisp in the repeated kneading of face skin, guarantees to toast the back skin crisp for the crisp skin of machine-made can have the crisp taste of the crisp skin of the hand-made crisp skin.

As shown in fig. 8, the egg tart liquid making device 14 comprises an egg beater, an egg tart liquid stirring barrel 141 is arranged at a discharge port of the egg beater, a raw material storage barrel 142 communicated with the egg tart liquid stirring barrel 141 is arranged at the upper part of the egg tart liquid stirring barrel 141, an egg tart liquid adding barrel adds egg tart liquid into a pastry skin placed on a baking tray through an adding pipe 143, and an electromagnetic valve controlled by a controller is arranged on the adding pipe 143. The controller can be an S7-200 series single chip microcomputer of Siemens company, all raw materials are uniformly stirred by an egg tart liquid stirring barrel 141, and the adding amount is controlled by controlling the opening time of an electromagnetic valve when the egg tart liquid needs to be added.

The egg tart liquid stirring barrel 141 comprises a stirrer driven by a motor four, the stirrer extends into the stirring barrel, a discharge port is formed in the bottom of the stirring barrel, a blocking piece used for blocking the discharge port is arranged on the discharge port, and the blocking piece is driven by a motor five.

As shown in fig. 9, the baking tray conveying device 2 includes a baking tray storage box 21 and a conveyor belt five 22 for conveying the baking tray, the conveyor belt five 22 is communicated with an outlet of the baking tray storage box 21, an egg tart support blanking device 23 is arranged at the outlet of the baking tray storage box 21, an outlet of the egg tart support blanking device 23 is opposite to the conveyor belt five 22, and the conveyor belt five 22 conveys the baking tray to the lower side of the crisp making device 11. Conveying the baking tray to the lower part of each process through a conveyor belt five 22, and conveying the baking tray to an egg tart tray to feed so that the egg tart tray made of the tinfoil falls on each baking position of the baking tray.

And a press forming device 24 is arranged on the conveyor belt five 22, the press forming device 24 comprises a pressing block in a circular truncated cone shape, and the pressing block is driven by a hydraulic mechanism to press and form the crisp crust. The dough cover is made into a bowl shape, then the electromagnetic valve is opened, and the egg tart liquid is injected into the bowl-shaped dough cover

As shown in fig. 10, the transfer platform 3 is disposed between the conveyor belt five 22 and the oven 4, and includes a lifting rail 31 and a workbench 32 sliding on the lifting rail 31, and a roller shaft assembly is disposed on the workbench 32; the roller assembly includes edge horizontal roller axle 33 and a plurality of vertical roller axle 34 that workstation 32 width direction set up, vertical roller axle 34 symmetry is laid the both sides of workstation 32, the horizontal roller axle is followed the length direction of workstation 32 is laid, just horizontal roller axle 33 with vertical roller axle 34 mutually perpendicular lays. At the moment, the baking tray filled with the egg tart liquid is conveyed to the transfer platform 3 by the five conveying belts 22, the transfer platform 3 ascends, the baking tray is driven to the oven 4 and is input into the oven 4 to be baked through rotation of the roller shaft assembly, the baking tray is conveyed into the conversion platform after the egg tart is baked, and then the baking tray is conveyed out through the conversion platform.

The lifting rail 31 includes a base plate disposed on the frame, at least one pair of rails is disposed on the base plate along a length direction of the base plate, and the table 32 is engaged with the rails and slides along the rails.

As shown in fig. 11, the oven 4 includes a box body, the box body is divided into a plurality of baking cavities by partitions, an outlet of each baking cavity is hinged with a baffle door 41, the baffle doors 41 are driven by a driving mechanism, and a baking tray in-out device is arranged in each baking cavity.

As shown in fig. 12, the baking tray in-out device includes a cam 42 disposed in the baking cavity, the cam 42 is driven by a stepping motor, the stepping motor is fixed in the baking cavity, and the cam 42 is sleeved on a shaft of the stepping motor and driven by the stepping motor to rotate.

The driving mechanism comprises an electric push rod which is rotatably fixed on the side wall of the oven 4. The driving shaft of the electric push rod is provided with a clamping groove, one side of each baffle door 41 is provided with a clamping block matched with the clamping groove, and the electric push rod is driven to rotate by a motor six.

As shown in fig. 13, an egg tart demolding device 43 is arranged at an outlet of the oven 4, the egg tart demolding device 43 is communicated with the discharge swinging tray device 5 through a transfer channel, the egg tart demolding device 43 comprises an upper platen 431 driven by a hydraulic device, at least one pair of clamping pieces 432 are hinged to the upper platen 431, the clamping pieces 432 are arranged on the upper platen 431 in parallel, a clamping mechanism is arranged on the clamping pieces 432, a positioning block is arranged on the side edge of the upper platen 431, a positioning groove 433 matched with the positioning block is arranged on the rack, and the positioning block is clamped in the positioning groove 433. The upper platen 431 is articulated on the drive shaft of the hydraulic device. The top of constant head tank 433 is equipped with bending groove 434, bending groove 434 with constant head tank 433 communicates. The clamping mechanism comprises a transmission rod 435 arranged between the clamping pieces 432 in a penetrating manner, and the transmission rod 435 is driven by a motor seven; the clamping piece 432 is provided with a screw hole, and the part of the transmission rod 435 penetrating through the screw hole is provided with a thread matched with the screw hole. And a transmission rod 435 drives a clamping plate to clamp the egg tart by a screw rod. The electric push rod drives the lifting plate to move along the inclined track, so that the egg tart is separated from the baking tray and is inclined. Egg tarts incline and then enter the belt one by one along the clamping plate. (the side of the belt is fitted with a baffle to prevent the egg tart from falling.) the clip 432 comprises an L-shaped base sheet with the long side hinged to the upper platen 431 and the short side provided with an inward bend.

As shown in fig. 14, the discharging swing disc device 5 includes an index disc 51, a connecting block 52 is fixed on the index disc 51, a rotating disc 53 is sleeved on the connecting block 52, and the index disc 51 drives the rotating disc 53 to rotate and rise through the connecting block 52. The base seat of the dividing plate 51 is provided with a clamping groove 55, and one side of the rotary plate 53, which is contacted with the base seat, is provided with a guide groove. The part of the turntable 53, which is sleeved on the connecting block 52, is provided with a spiral track 54, and the connecting block 52 is provided with a sliding block which is matched with the spiral track 54 and can slide in the spiral track 54. The turntable 53 comprises a base plate and a material supporting plate arranged on the base plate, a cavity with an upper opening is arranged in the base plate, the spiral track 54 is arranged on the side wall of the cavity, and the opening of the cavity is sleeved on the connecting block 52. The connecting block 52 comprises a positioning column fixed on the base seat, the positioning column is inserted into the cavity, and the sliding block is fixed on the side wall of the positioning column. The egg tart disc slides to the upper part of the indexing disc 51 device, and the baffle prevents the egg tart disc from falling off and plays a role in positioning. The turntable 53 is lifted firstly under the action of the dividing disc 51 and then rotates, so that the egg tart is filled. After the plate loading is finished, the dividing plate 51 is reversed, the rotating plate 53 descends, the plate is sent out by the plate sending belt 61, the rotating shaft plays a supporting role, and meanwhile, the friction force is reduced. The indexing disk 51 drives the connecting block 52 to rotate, and the rotating disk 53 starts to lift under the action of the spiral track 54. When the connecting block 52 rotates to the end of the spiral track 54, it starts to drive the turntable 53 to rotate together. And the turntable 53 completes the disc loading after one rotation. The indexing disk 51 is then reversed to the stop, so that the turntable 53 is reset due to the action of the helical track 54.

As shown in fig. 15, the egg tart transporting device 6 comprises a meal delivery belt 61, and an outlet swinging plate device 5 and a transmission roller assembly 62 are sequentially arranged along the conveying direction of the meal delivery belt 61. Meal delivery area 61 comprises two sets of transmission bands, ejection of compact balance device 5 is arranged in two sets of between the transmission band, transmission roller subassembly 62 is including locating two sets ofly a plurality of live-rollers between the transmission band, it is a plurality of live-roller parallel arrangement is in two sets of between the transmission band.

As shown in fig. 16, the baking tray recovery device 7 includes a recovery conveyor belt 71 communicating with the baking tray storage box, the conveyor belt being disposed between the transfer platform 3 and the baking tray storage box, and a washing device being provided above the conveyor belt.

The conveying belt conveys the baking tray to a recycling opening of the baking tray storage box. The washing device comprises a shell 72 with an opening on the side wall, and the conveying belt passes through the opening to convey the baking tray to the recovery opening of the baking tray storage box; the top of the outer shell 72 is provided with a cleaning pipeline 73, a spray head is arranged on the cleaning pipeline 73, and the spray head penetrates through the outer shell 72 and extends into the outer shell 72. The overware slides in the belt through the deflector on, leans on the blend stop location, and the overware carries out water spray cleaning along with the belt gets into in wasing the box, washs the bottom half and is the water collector, collects sewage and handles the emission in unison, washs the back that finishes, sends to the overware and stores the district. The baking tray after being cleaned is sent into the baking tray storage box 21, the chain drives the baking tray supporting plate to lift the baking tray, and an ultraviolet lamp and a fan are arranged in the storage box and can be air-dried and sterilized. When baking trays are needed, the chains run reversely, one baking tray at the bottommost part is put down, the baking tray is conveyed out along with the belt, egg tart trays are carried out in the conveying process, and the sliding table drives the material pushing plate of the baking tray to push the baking tray into the egg tart making area after the egg tart trays are placed.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (9)

1. The utility model provides an automatic door opener of oven, locates on the oven, articulated flapper door on the oven which characterized in that: the oven is characterized by comprising a driving mechanism, wherein the driving mechanism comprises an electric push rod, the electric push rod is rotatably fixed on the side wall of the oven, a clamping groove is formed in a driving shaft of the electric push rod, a clamping block matched with the clamping groove is arranged on one side of the baffle door, and the electric push rod is driven to rotate by a motor six.

2. The automatic door opening device of an oven as claimed in claim 1, wherein: the oven comprises an oven body, the interior of the oven body is divided into a plurality of baking cavities through partition plates, the outlet of each baking cavity is hinged with a baffle door, and the baffle doors are driven by the same driving mechanism.

3. The automatic door opening device of an oven as claimed in claim 2, wherein: baking tray in-out devices are arranged in the baking cavities and are arranged inside each baking cavity.

4. The automatic door opening device of an oven as claimed in claim 3, wherein: the baking tray in-and-out device comprises a cam arranged in the baking cavity, the cam is driven by a stepping motor, the stepping motor is fixed in the baking cavity, and the cam is sleeved on a shaft of the stepping motor and driven to rotate by the stepping motor.

5. The automatic door opening device of an oven as claimed in claim 3, wherein: a transfer platform is arranged at an outlet of the oven and comprises a lifting track and a workbench sliding on the lifting track, and a roller shaft assembly is arranged on the workbench; the roller shaft assembly comprises a transverse roller shaft and a plurality of longitudinal roller shafts which are arranged along the length direction of the workbench.

6. The automatic door opening device of an oven according to claim 5, wherein: the longitudinal roll shafts are symmetrically arranged on two sides of the workbench, and the transverse roll shafts are arranged along the length direction of the workbench.

7. The automatic door opening device of an oven as claimed in claim 6, wherein: the transverse roll shafts and the longitudinal roll shafts are arranged perpendicularly to each other.

8. The automatic door opening device of an oven according to claim 5, wherein: the lifting track comprises a base plate arranged on the rack, at least one pair of tracks is arranged on the base plate along the length direction of the base plate, and the workbench is clamped on the tracks and slides along the tracks.

9. An automatic egg tart making device is characterized in that: an automatic door opening device for an oven comprising the apparatus as claimed in any one of claims 1 to 8.

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