CN220140679U

CN220140679U - Dough laminating machine

Info

Publication number: CN220140679U
Application number: CN202321318763.1U
Authority: CN
Inventors: 祁文阳; 张晓波
Original assignee: Foshan Gangjing Machinery Co ltd
Current assignee: Foshan Gangjing Machinery Co ltd
Priority date: 2023-05-26
Filing date: 2023-05-26
Publication date: 2023-12-08
Anticipated expiration: 2033-05-26

Abstract

The utility model relates to the field of food processing, in particular to a dough laminating machine. The dough feeding device comprises a frame, a panel, a lifting conveying belt mechanism, a turnover device, a horizontal moving device, a dough length limiting device, a film releasing device, a film cutting device and a dough discharging device; the lifting conveying belt mechanism is arranged on the frame; the turnover device comprises a mounting frame, a plurality of turnover rollers in arc shape and a driving mechanism for driving the turnover rollers to synchronously rotate, and the turnover rollers are rotatably arranged on the mounting frame; the horizontal moving device is arranged on the frame, and the output end of the horizontal moving device is connected with the mounting frame; the dough length limiting device is arranged on the mounting frame; the film placing device comprises a connecting ring, a rotating rod, a rotating frame, an abutting roller, a film feeding roller, a roller frame, a film placing roller and a film pressing cylinder used for driving the connecting ring to move so as to abut the abutting roller on a turn-over roller or separate from the turn-over roller. The utility model automatically coats the dough so as to save labor and improve production efficiency.

Description

Dough laminating machine

Technical Field

The utility model relates to the field of food processing, in particular to a dough laminating machine.

Background

At present, in the baking industry, after dough is divided, the dough needs to be fully covered by a food preservative film, namely the preservative film is wrapped on the dough, so that subsequent proofing or freezing is facilitated, the operation is completed manually, labor is consumed, and the production efficiency is low.

Disclosure of Invention

The utility model aims at solving the problems in the background technology and provides a dough laminating machine which automatically laminates dough so as to save labor and improve production efficiency.

The technical scheme of the utility model is that the dough laminating machine comprises a frame, a panel, a lifting conveying belt mechanism, a turn-over device, a horizontal moving device, a dough length limiting device, a film placing device, a film cutting device and a dough unloading device; the panel is arranged on the frame; the lifting conveying belt mechanism is arranged on the frame; the turnover device is lower than the top end of the lifting conveying belt mechanism, and comprises a mounting frame, a plurality of turnover rollers distributed in an arc shape and a driving mechanism for driving the turnover rollers to synchronously rotate, wherein the turnover rollers are rotatably arranged on the mounting frame, and the driving mechanism is arranged on the mounting frame; the horizontal moving device is arranged on the frame, and the output end of the horizontal moving device is connected with the mounting frame; the dough length limiting device is arranged on the mounting frame; the film placing device comprises a connecting ring, a rotating rod, a rotating frame, abutting rollers, film feeding rollers, a roller frame, film placing rollers and a film pressing cylinder used for driving the connecting ring to move so as to abut the abutting rollers on one turn-over roller or separate from the turn-over roller, wherein the film pressing cylinder is rotationally arranged on a mounting frame, the output end of the film pressing cylinder is connected with the connecting ring, the connecting ring is rotationally arranged on the rotating rod, the rotating rod is arranged on the rotating frame, the rotating frame is rotationally arranged on the mounting frame, the film feeding rollers are arranged on the rotating frame side by side and form a film feeding channel between the two film feeding rollers, the abutting rollers are rotationally arranged on the rotating frame and are abutted against one film feeding roller, the roller frame is arranged on the mounting frame, and the film placing rollers are rotationally arranged on the roller frame; the film cutting device is arranged on the rotating frame; the surface unloading device is arranged on the frame.

Preferably, the lifting conveyor belt mechanism is provided with an inclined conveying section and a horizontal conveying section, the bottom end of the inclined conveying section is provided with an optical eye sensor a, the horizontal conveying section is connected with the top end of the inclined conveying section, and one end, far away from the inclined conveying section, of the horizontal conveying section is provided with an optical eye sensor b.

Preferably, two groups of guide components are symmetrically arranged at the horizontal conveying section of the lifting conveying belt mechanism, each guide component comprises a roller plate and a plurality of guide rollers which are arranged on the roller plate in a parallel rotating mode, the roller plate is arranged on the lifting conveying belt mechanism, a guide channel is formed between two rows of guide rollers in the two groups of guide components, and the width of the guide channel is gradually reduced from the joint end of the horizontal conveying section and the inclined conveying section to the end-to-end direction of the horizontal conveying section.

Preferably, the mounting frame comprises a moving block, a moving plate and side plates, wherein the moving block is arranged on the moving plate, and one side plate is arranged at each of two ends of the moving plate.

Preferably, the driving mechanism comprises a rolling servo motor, a driving gear, an intermediate gear and driven gears, wherein a plurality of driven gears are arranged together, the driven gears are arranged on the plurality of turn-over rollers in one-to-one correspondence, the intermediate gears are connected between two adjacent driven gears in a meshed mode, the rolling servo motor is arranged on the moving plate, the rolling servo motor is connected with the driving gear in a driving mode, and the driving gear is connected with one intermediate gear in a meshed mode.

Preferably, the horizontal moving device comprises a moving servo motor, a belt pulley a, a belt pulley b, a roll-over frame, a linear bearing, a guide rod, a zero point proximity switch, a limit proximity switch and a limit position proximity switch, wherein the moving servo motor is arranged on the roll-over frame, the moving servo motor is in driving connection with the belt pulley a, the belt pulley a is in driving connection with the belt pulley b through the belt, the belt pulley a and the belt pulley b are both rotationally arranged on the roll-over frame, the belt is connected with a moving block, the linear bearing is connected with a moving plate, the linear bearing is slidably arranged on the guide rod, the guide rod is arranged on the roll-over frame, and the limit position proximity switch, the limit position proximity switch and the zero point proximity switch are sequentially arranged on the frame along the direction away from the lifting conveying belt mechanism and face the side of the linear bearing.

Preferably, the surface unloading device comprises a turnover rod a, a supporting seat, a turnover rod b and a turnover cylinder, wherein the turnover frame is arranged on the turnover rod a and the turnover rod b, the turnover rod a is rotationally arranged on the supporting seat, the supporting seat is arranged on the frame, the turnover cylinder is rotationally arranged on the frame, and the output end of the turnover cylinder is rotationally connected with the turnover rod b.

Preferably, the dough length limiting device comprises two groups of symmetrically distributed length limiting mechanisms, each length limiting mechanism comprises a limiting plate and a length limiting cylinder used for driving the limiting plate to move, and the length limiting cylinders are arranged on the mounting frame.

Preferably, the film cutting device comprises a heating wire and a film cutting cylinder for driving the heating wire to move, and the film cutting cylinder is arranged on the rotating frame.

Compared with the prior art, the utility model has the following beneficial technical effects:

the utility model can automatically cover the dough so as to save labor and improve production efficiency. The lifting conveying belt mechanism can receive dough conveyed from the dough divider, then conveys the dough upwards, receives the dough through the turnover device, rolls the dough at a plurality of turnover rollers, is coated by preservative films continuously conveyed, can cut off the preservative films through the film cutting device after the coating is finished, and then rolls the dough coated by the film onto the connecting plate, so that the whole process is high in automation degree, and the efficiency and quality of dough coating are effectively improved.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic view of a structure of a facial mask according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a movement principle of a moving plate according to an embodiment of the present utility model;

fig. 4 is a schematic diagram of the structure of the rolled dough, coated dough and cut preservative film of the present utility model.

Reference numerals: 1. lifting the conveyor belt mechanism; 2. a photo eye sensor a; 3. a photo eye sensor b; 4. a roller plate; 5. a guide roller; 6. a frame; 7. moving a servo motor; 8. a belt wheel a; 9. a belt; 10. a belt wheel b; 11. a roll-over stand; 12. a moving block; 13. a moving plate; 14. a side plate; 15. a roll-over servo motor; 16. a drive gear; 17. an intermediate gear; 18. a driven gear; 19. a turn-over roller; 20. a film pressing cylinder; 21. a connecting ring; 22. a rotating lever; 23. a rotating frame; 24. a contact roller; 25. a film feeding roller; 26. a roller frame; 27. a film placing roller; 28. a heating wire; 29. a film cutting cylinder; 30. a linear bearing; 31. a guide rod; 32. a zero point proximity switch; 33. a limit proximity switch; 34. an extremely limited proximity switch; 35. turning a rod a; 36. a support base; 37. a turning rod b; 38. a turnover cylinder; 39. a limiting plate; 40. a length limiting cylinder; 41. and (5) connecting the panel.

Detailed Description

Example 1

As shown in fig. 1 to 4, the dough laminating machine according to the present embodiment includes a frame 6, a panel 41, a lifting conveyor 1, a turn-over device, a horizontal moving device, a dough length limiting device, a film releasing device, a film cutting device and a surface unloading device.

The lifting conveyor 1, the panel 41, the horizontal moving means and the surface unloading means are all provided on the frame 6.

The turnover device is lower than the top end of the lifting conveying belt mechanism 1 in height and comprises a mounting frame, a plurality of turnover rollers 19 distributed in an arc shape and a driving mechanism for driving the turnover rollers 19 to synchronously rotate, wherein the turnover rollers 19 are rotatably arranged on the mounting frame, and the driving mechanism is arranged on the mounting frame.

The output end of the horizontal moving device is connected with the mounting frame.

The dough length stop device sets up on the mounting bracket, and dough length stop device includes two sets of symmetrical distribution's length stop gear, and length stop gear includes limiting plate 39 and is used for driving the length stop cylinder 40 that limiting plate 39 removed, and length stop cylinder 40 sets up on the mounting bracket, and dough can only be covered by the plastic wrap between two limiting plates 39, and dough length is limited, prevents the condition that dough gets longer gradually in the upset in-process.

The film releasing device comprises a connecting ring 21, a rotating rod 22, a rotating frame 23, abutting rollers 24, film delivering rollers 25, a roller frame 26, film releasing rollers 27 and a film pressing cylinder 20 used for driving the connecting ring 21 to move so as to abut the abutting rollers 24 on one turn-over roller 19 or separate from the turn-over roller 19, wherein the film pressing cylinder 20 is rotatably arranged on the mounting frame, the output end of the film pressing cylinder 20 is connected with the connecting ring 21, the connecting ring 21 is rotatably arranged on the rotating rod 22, the rotating rod 22 is arranged on the rotating frame 23, the rotating frame 23 is rotatably arranged on the mounting frame, the film delivering rollers 25 are arranged side by side on the rotating frame 23, a film delivering channel is formed between the two film delivering rollers 25, a preservative film pulled out from the film releasing rollers 27 can penetrate through the film delivering channel, a miniature contact switch can be arranged at the tensioning position of the preservative film, the contact switch is rotatably arranged on the mounting frame, the mounting frame is in a normal state when the preservative film is tensioned, the contact switch is triggered to give an alarm, a touch screen arranged on the dough film covering machine displays a film-free alarm, and a worker supplements the preservative film. The abutting roller 24 is rotatably arranged on the rotating frame 23 and abuts against one film feeding roller 25, the roller frame 26 is arranged on the mounting frame, and the film discharging roller 27 is rotatably arranged on the roller frame 26.

The film cutting device is arranged on the rotating frame 23 and comprises a heating wire 28 and a film cutting cylinder 29 for driving the heating wire 28 to move, the film cutting cylinder 29 is arranged on the rotating frame 23, the heating wire 28 moves forwards under the action of the film cutting cylinder 29, and the heating wire 28 can thoroughly fuse the preservative film.

The operation steps of the dough laminating machine are as follows:

s1, a lifting conveyor belt mechanism 1 conveys dough upwards;

s2, the horizontal moving device moves the mounting frame to the terminal end of the lifting conveyor belt mechanism 1, so that the turnover device moves to the position below the terminal end of the lifting conveyor belt mechanism 1, the plurality of turnover rollers 19 form an arc shape with upward openings, and dough falling from the terminal end of the lifting conveyor belt mechanism 1 is received;

s3, the horizontal moving device drives the mounting frame to move reversely, so that the turnover device moves to an initial position;

s4, the film pressing cylinder 20 drives the connecting ring 21 to move, the connecting ring 21 drives the rotating frame 23 to rotate through the rotating rod 22, the rotating frame 23 drives the abutting roller 24 to rotate, the abutting roller 24 abuts against one turn-over roller 19, and meanwhile, the dough length limiting device is started to limit the sizes of two sides of dough;

s5, the driving mechanism drives the plurality of turn-over rollers 19 to synchronously rotate, the turn-over rollers 19 can drive the film feeding roller 25 to rotate through the abutting roller 24, the plurality of turn-over rollers 19 drive the dough to roll, the film feeding roller 25 drags the preservative film from the film discharging roller 27 and feeds the preservative film to the dough, and along with continuous rolling of the dough, the dough can be coated on the inner side of the preservative film;

s6, after the dough is coated, stopping the operation of the driving mechanism, retracting the film pressing cylinder 20, and releasing the abutting of the abutting roller 24 and the turn-over roller 19;

s7, cutting off the preservative film through a film cutting device;

s8, after the preservative film is cut off, the dough unloading device is operated, and meanwhile, the driving mechanism is started to turn down the dough after film coating onto the receiving panel 41;

s9, after the flour is discharged, resetting the flour discharging device, stopping the driving mechanism, and resetting the dough length limiting device;

s10, circularly executing the steps S1-S9 to realize continuous dough film coating operation.

The embodiment can automatically cover the dough so as to save labor and improve production efficiency. The lifting conveying belt mechanism 1 can receive dough conveyed from the dough divider, then conveys the dough upwards, receives the dough through the turnover device, rolls the dough at the turnover rollers 19, is coated by the preservative film continuously conveyed, can cut off the preservative film through the film cutting device after the coating is finished, and then rolls the dough coated by the film onto the panel 41, so that the automation degree of the whole process is high, and the efficiency and quality of dough coating are effectively improved.

Example two

As shown in fig. 1, in the dough laminating machine according to the present embodiment, compared with the first embodiment, the lifting conveyor mechanism 1 has an oblique conveying section and a horizontal conveying section, the bottom end of the oblique conveying section is provided with an optical eye sensor a2, the horizontal conveying section is connected with the top end of the oblique conveying section, and the end of the horizontal conveying section, which is far away from the oblique conveying section, is provided with an optical eye sensor b3. The controller arranged in the dough laminating machine is respectively in communication connection with the photo eye sensor a2 and the photo eye sensor b3. When the photo eye sensor a2 detects dough at the bottom end, the controller receives a signal to control the elevating conveyor 1 to increase the conveying speed. When the photo eye sensor b3 detects dough at the end of the horizontal conveying section, the controller controls the lifting conveying belt mechanism 1 to reduce the conveying speed, so that dough conveying at a higher speed is ensured only when dough is conveyed, and the conveying efficiency is improved.

As shown in fig. 1, two sets of guide assemblies are symmetrically arranged at the horizontal conveying section of the lifting conveying belt mechanism 1, each guide assembly comprises a roller plate 4 and a plurality of guide rollers 5 which are arranged on the roller plate 4 in a parallel rotating mode, the roller plate 4 is arranged on the lifting conveying belt mechanism 1, a guide channel is formed between two rows of guide rollers 5 in the two sets of guide assemblies, and the width of the guide channel gradually decreases from the joint end of the horizontal conveying section and the inclined conveying section to the end direction of the horizontal conveying section. The dough can be guided by the two rows of guide rollers 5 when conveyed by the lifting conveyor mechanism 1, and gradually moves towards the middle position of the guide channel, so that the dough can fall onto the plurality of turn-over rollers 19 in a more accurate alignment manner.

Example III

As shown in fig. 1-4, in the dough laminating machine according to the present embodiment, compared with the first embodiment, the mounting frame includes a moving block 12, a moving plate 13 and side plates 14, the moving block 12 is disposed on the moving plate 13, one side plate 14 is disposed at each end of the moving plate 13, and the two side plates 14 can be used for rotatably mounting two ends of the turn-over roller 19.

As shown in fig. 4, the driving mechanism includes a rolling servo motor 15, a driving gear 16, an intermediate gear 17 and driven gears 18, the driven gears 18 are provided in plurality, the driven gears 18 are provided on the plurality of turn-over rollers 19 in one-to-one correspondence, the intermediate gear 17 is engaged between two adjacent driven gears 18, the rolling servo motor 15 is provided on the moving plate 13, the rolling servo motor 15 is in driving connection with the driving gear 16, and the driving gear 16 is engaged with one intermediate gear 17. The rolling servo motor 15 can drive the driving gear 16 to rotate, after the driving gear 16 drives one intermediate gear 17 to rotate, the intermediate gear 17 can drive the adjacent driven gears 18 to rotate, and the driven gears 18 drive the other driven gears 18 to rotate through the other intermediate gears 17, so that synchronous rotation of the driven gears 18 is realized, and the driven gears 18 can drive the turning rollers 19 to synchronously rotate, so that dough can be synchronously turned.

As shown in fig. 3, the horizontal moving device includes a moving servo motor 7, a belt pulley a8, a belt 9, a belt pulley b10, a roll-over stand 11, a linear bearing 30, a guide rod 31, a zero point proximity switch 32, a limit proximity switch 33 and a limit proximity switch 34, wherein the moving servo motor 7 is arranged on the roll-over stand 11, the moving servo motor 7 is in driving connection with the belt pulley a8, the belt pulley a8 is in driving connection with the belt pulley b10 through the belt 9, the belt pulley a8 and the belt pulley b10 are preferably synchronous belt pulleys, and the belt 9 is preferably synchronous belt, so that more accurate power transmission can be performed. The belt pulley a8 and the belt pulley b10 are both rotatably arranged on the roll-over stand 11, and the belt 9 is connected with the moving block 12. The linear bearing 30 is connected with the moving plate 13, the linear bearing 30 is slidably provided on the guide rod 31, the guide rod 31 is provided on the roll-over stand 11, and the limit proximity switch 34, the limit proximity switch 33, and the zero point proximity switch 32 are provided in this order on the frame 6 in a direction away from the elevating conveyor mechanism 1 and toward the side where the linear bearing 30 is located.

The moving servo motor 7 can drive the belt pulley a8 to rotate, the belt pulley a8 drives the belt pulley b10 to rotate through the belt 9, the belt 9 drives the moving block 12 to move, the moving block 12 drives the moving plate 13 to move, and the linear bearing 30 slides on the guide rod 31, so that the moving plate 13 is guided. When the linear bearing 30 moves, the position of the linear bearing 30 is detected by the limit proximity switch 34, the limit proximity switch 33, and the zero point proximity switch 32. When the zero point proximity switch 32 detects the linear bearing 30, the turn-over device is indicated to be at the zero point position; when the limit proximity switch 33 detects the linear bearing 30, it indicates that the turn-over device is moved to a position for receiving the dough dropped from the lifting conveyor 1. The limit proximity switch 34 is used to further guard against the flipping device moving too far.

As shown in fig. 3 and 4, the surface unloading device comprises a turnover rod a35, a supporting seat 36, a turnover rod b37 and a turnover cylinder 38, wherein the turnover frame 11 is arranged on the turnover rod a35 and the turnover rod b37, the turnover rod a35 is rotatably arranged on the supporting seat 36, the supporting seat 36 is arranged on the frame 6, the turnover cylinder 38 is rotatably arranged on the frame 6, and the output end of the turnover cylinder 38 is rotatably connected with the turnover rod b 37. The turnover cylinder 38 can drive the turnover rod b37 to rotate, the turnover rod b37 drives the turnover frame 11 and the turnover rod a35 to rotate, and the turnover frame 11 drives the turnover device to turn over, so that the dough coated on the inner sides of the plurality of turnover rollers 19 can be effectively turned down onto the receiving panel 41.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. A dough laminator, comprising:

a frame (6);

a panel (41) provided on the frame (6);

a lifting conveyor mechanism (1) arranged on the frame (6);

the turnover device is lower than the top end of the lifting conveying belt mechanism (1), and comprises a mounting frame, a plurality of turnover rollers (19) distributed in an arc shape and a driving mechanism for driving the turnover rollers (19) to synchronously rotate, wherein the turnover rollers (19) are rotatably arranged on the mounting frame, and the driving mechanism is arranged on the mounting frame;

the horizontal moving device is arranged on the frame (6), and the output end of the horizontal moving device is connected with the mounting frame;

the dough length limiting device is arranged on the mounting frame;

the film placing device comprises a connecting ring (21), a rotating rod (22), a rotating frame (23), abutting rollers (24), film feeding rollers (25), a roller frame (26), film placing rollers (27) and a film pressing cylinder (20) used for driving the connecting ring (21) to move so as to abut the abutting rollers (24) on one turning roller (19) or separate from the turning roller (19), wherein the film pressing cylinder (20) is rotatably arranged on a mounting frame, the output end of the film pressing cylinder (20) is connected with the connecting ring (21), the connecting ring (21) is rotatably arranged on the rotating rod (22), the rotating rod (22) is arranged on the rotating frame (23), the rotating frame (23) is rotatably arranged on the mounting frame, the film feeding rollers (25) are arranged side by side on the rotating frame (23) to form a film feeding channel, the abutting rollers (24) are rotatably arranged on the rotating frame (23) and abut one film feeding roller (25), the roller frame (26) is rotatably arranged on the rotating frame (27);

the film cutting device is arranged on the rotating frame (23);

the surface unloading device is arranged on the frame (6).

2. The dough laminating machine according to claim 1, wherein the lifting conveyor belt mechanism (1) is provided with an oblique conveying section and a horizontal conveying section, the bottom end of the oblique conveying section is provided with a photo eye sensor a (2), the horizontal conveying section is connected with the top end of the oblique conveying section, and one end of the horizontal conveying section, which is far away from the oblique conveying section, is provided with a photo eye sensor b (3).

3. A dough laminating machine according to claim 2, characterized in that two sets of guide assemblies are symmetrically arranged at the horizontal conveying section of the lifting conveying belt mechanism (1), each guide assembly comprises a roller plate (4) and a plurality of guide rollers (5) which are arranged on the roller plates (4) in a side-by-side rotating mode, the roller plates (4) are arranged on the lifting conveying belt mechanism (1), guide channels are formed between the two rows of guide rollers (5) in the two sets of guide assemblies, and the width of each guide channel gradually decreases from the connecting end of the horizontal conveying section and the inclined conveying section to the end of the horizontal conveying section.

4. The dough laminator of claim 1, wherein the mounting frame includes a moving block (12), a moving plate (13) and side plates (14), the moving block (12) is disposed on the moving plate (13), and the side plates (14) are disposed one at each end of the moving plate (13).

5. The dough laminating machine according to claim 4, wherein the driving mechanism comprises a rolling servo motor (15), a driving gear (16), an intermediate gear (17) and driven gears (18), the driven gears (18) are arranged in a plurality, the driven gears (18) are arranged on the plurality of turn-over rollers (19) in a one-to-one correspondence mode, the intermediate gears (17) are connected between two adjacent driven gears (18) in a meshed mode, the rolling servo motor (15) is arranged on the moving plate (13), the rolling servo motor (15) is in driving connection with the driving gear (16), and the driving gear (16) is connected with one intermediate gear (17) in a meshed mode.

6. The dough laminating machine according to claim 4, wherein the horizontal moving device comprises a moving servo motor (7), a belt wheel a (8), a belt (9), a belt wheel b (10), a roll-over stand (11), a linear bearing (30), a guide rod (31), a zero point proximity switch (32), a limit proximity switch (33) and a limit position proximity switch (34), wherein the moving servo motor (7) is arranged on the roll-over stand (11), the moving servo motor (7) is in driving connection with the belt wheel a (8), the belt wheel a (8) is in driving connection with the belt wheel b (10) through the belt (9), the belt wheel a (8) and the belt wheel b (10) are both rotatably arranged on the roll-over stand (11), the belt (9) is connected with the moving block (12), the linear bearing (30) is connected with the moving plate (13), the linear bearing (30) is slidably arranged on the guide rod (31), the guide rod (31) is arranged on the roll-over stand (11), and the limit position proximity switch (34), the limit proximity switch (33) and the zero point proximity switch (32) are sequentially arranged on the side of the linear bearing (30) along a direction away from the lifting belt mechanism (1).

7. The dough laminating machine according to claim 6, wherein the dough unloading device comprises a turnover rod a (35), a supporting seat (36), a turnover rod b (37) and a turnover cylinder (38), wherein the turnover frame (11) is arranged on the turnover rod a (35) and the turnover rod b (37), the turnover rod a (35) is rotatably arranged on the supporting seat (36), the supporting seat (36) is arranged on the frame (6), the turnover cylinder (38) is rotatably arranged on the frame (6), and the output end of the turnover cylinder (38) is rotatably connected with the turnover rod b (37).

8. A dough laminating machine according to claim 1, characterized in that the dough length limiting means comprises two sets of symmetrically distributed length limiting mechanisms, the length limiting mechanisms comprise limiting plates (39) and length limiting cylinders (40) for driving the limiting plates (39) to move, and the length limiting cylinders (40) are arranged on the mounting frame.

9. A dough laminating machine according to claim 1, characterized in that the film cutting device comprises a heating wire (28) and a film cutting cylinder (29) for driving the heating wire (28) to move, wherein the film cutting cylinder (29) is arranged on the rotating frame (23).