CN114261631B

CN114261631B - Integrated lunch box with cover and cover buckling device thereof

Info

Publication number: CN114261631B
Application number: CN202111423896.0A
Authority: CN
Inventors: 冯亚岗; 冯克建; 王力
Original assignee: Xian Aerospace Engine Co Ltd
Current assignee: Xian Aerospace Engine Co Ltd
Filing date: 2021-11-26
Publication date: 2024-06-07
Anticipated expiration: 2041-11-26

Abstract

The invention relates to a food packaging assembly container, in particular to an integrated lunch box with a cover and a cover buckling device thereof. The novel lunch box is used for solving the problems that the lunch box in the prior art is inconvenient to take, is opened manually and is buckled, and is not sanitary and low in efficiency. The invention provides an integrated dining box with a cover, which comprises a box body and a box cover, wherein two side edges perpendicular to the folded side edges on the box cover are provided with cover-opening eaves which extend outwards from the upper edge of the box body; the invention also provides a buckle cover device of the integrated dinner box with the cover, which comprises a dinner box stacking barrel for placing a plurality of integrated dinner boxes with the cover, which are stacked up and down and are in a buckling state, a box supplying assembly for pushing the integrated dinner box with the cover onto a box discharging assembly, a box discharging assembly for pushing the integrated dinner box with the cover out, and a flip cover assembly for automatically opening and closing the integrated dinner box with the cover.

Description

Integrated lunch box with cover and cover buckling device thereof

Technical Field

The invention relates to a food packaging assembly container, in particular to an integrated lunch box with a cover and a cover buckling device thereof.

Background

With the rapid development and progress of society, urban population is rapidly expanded, the life rhythm of people is faster and faster, the living standard and the life quality are continuously improved, and the fast food industry is rapidly developed. Meanwhile, the fast food industry is not only a labor-intensive industry, but also an industry with long working time and high labor intensity, and the manpower resources are more and more in shortage, and the manpower cost is higher and higher. With the progress of intelligent industrial control technology and internet technology, the development of business concepts, consumption concepts and changes of consumption modes, the snack industry simply and repeatedly performs heavy manual operation to be replaced by an automatic operation machine with more cost performance. The direction of solving the eating problems such as good food safety, good meal quality and the like is the grouping, standardization, modernization and automation operation in the catering industry. Thus, developing a network intelligent unmanned snack device is a necessary choice for social development.

The existing disposable cutlery box adopts manual box opening and buckle closure when packaging food, which is not sanitary and has low efficiency.

Disclosure of Invention

The invention aims to solve the problems that a cutlery box is inconvenient to take, a cover is opened manually and a cover is buckled manually in the prior art, and is not sanitary and low in efficiency, and provides an integrated cutlery box with a cover and a cover buckling device thereof.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:

the integrated lunch box with the cover comprises a box body and a box cover, and is characterized in that:

The box body is provided with a turnover side edge, and one side edge of the box cover is connected with the turnover side edge;

two opposite sides of the box cover, which are perpendicular to the turnover sides, are provided with cover opening eaves which extend outwards from the upper edge of the box body.

Further, the box cover and the edge of the cover are of an integrated hard flat plate structure; through setting up lid and eave of uncapping into integrated structure, can improve production efficiency.

Further, the box cover further comprises a sagging eave arranged on the side corresponding to the turnover side, the buckling of the box body and the box cover can be further enhanced by arranging the sagging eave on the box cover, and whether the box body and the box cover are in a buckling state or not can be more easily distinguished by the arranged sagging eave.

Further, the box body is a rectangular box body.

Meanwhile, the invention also provides a buckle closure device of the integrated lunch box with the cover, which is characterized in that:

comprises a meal box stacking cylinder, a box supplying component, a box discharging component and a flip component;

the meal box stacking cylinder is of a cylindrical structure with upper and lower openings, the section outline of the meal box stacking cylinder is matched with the shape of the box cover of the integrated meal box with the cover, and the meal box stacking cylinder is used for placing a plurality of integrated meal boxes with the covers which are stacked up and down and are in a buckling state;

the box feeding assembly comprises a box feeding frame, box feeding tracks arranged below the left side edge and the right side edge of the box feeding frame, and a manipulator module arranged below the box feeding frame; the cutlery box stacks the tube and sets up above the rear end of the frame of the supplies box; the manipulator module is used for pushing the integrated lunch box with the cover on the box supplying track to move towards the front end;

The box discharging assembly comprises a box discharging rack positioned in front of the box supplying rack, a box discharging tray arranged on the left side above the box discharging rack, and a tray driving mechanism arranged on the right side below the box discharging rack; the box discharging tray is provided with a left baffle and a right baffle which are consistent with the direction of the box supplying track, a front baffle which is positioned at the forefront of the box discharging tray and a clamping plate which is positioned at the rear of the front baffle; the tray driving mechanism is used for driving the box discharging tray to extend and retract leftwards along the box discharging rack;

the flip cover assembly comprises a flip cover motor, a plectrum shaft coaxially and fixedly connected with an output shaft of the flip cover motor, and two plectrums respectively and vertically fixedly connected to the front end and the rear end of the plectrum shaft; the distance between the two poking sheets is matched with the distance between the two cover opening eaves of the integrated lunch box with the cover;

The poking piece comprises a cover opening poking piece and a buckle cover poking piece which are positioned on the same plane and are integrally structured; the cover opening shifting piece comprises a lower shifting piece and a left shifting piece which is connected with the left end of the lower shifting piece and vertically upwards; the buckle cover shifting piece comprises a right shifting piece which is connected with the right end of the lower shifting piece and is vertically upwards, an upper shifting piece which is connected with the upper end of the right shifting piece and horizontally extends rightwards, and a middle shifting piece which is connected with the left end of the upper shifting piece and is vertically downwards; the left poking piece points to the middle part of the lower surface of the cover-opening eave and a gap is reserved between the left poking piece and the cover-opening eave, and the middle poking piece points to the right part of the middle part of the upper surface of the cover-opening eave and a gap is reserved between the middle poking piece and the cover-opening eave; the length of the upper plectrum is 0.3-0.7 times of that of the lower plectrum; the plectrum axle is connected with lower plectrum, and the distance of hookup location and lower plectrum left end is its with lower plectrum right-hand member position 2-4 times.

Further, the manipulator module comprises a box supply motor, a synchronous belt driven by the box supply motor, a sliding block driven by the synchronous belt to reciprocate, a door-shaped pushing plate frame arranged on the sliding block, a pushing plate shaft arranged at the upper end of the pushing plate frame, a torsion spring arranged between the pushing plate frame and the pushing plate shaft, and a pushing plate fixedly connected with the pushing plate shaft; the push plate can tilt forwards around the push plate shaft under the action of external force and reset backwards to a vertical state under the action of the torsion spring; the push plate is used for pushing the integrated lunch box with the cover on the box supplying rail to move towards the front end.

Further, the tray driving mechanism is an electric push cylinder; the box feeding motor is a servo motor.

Further, the device also comprises two limit strips; the limiting strips are connected with two side edges of the box supplying rack through adjusting screws, and the two limiting strips are used for limiting the positions of the folded side edges and the opposite side edges of the integrated lunch box with the cover.

Further, the upper end part of the left poking piece and the lower end part of the middle poking piece are straight edges or arc edges protruding outwards.

The beneficial effects of the invention are as follows:

1. According to the integrated dining box with the cover, the cover opening eaves which outwards extend out of the box body are arranged on the two sides of the box cover, so that the integrated dining box with the cover is convenient to open and close.

2. According to the buckle cover device of the integrated lunch box with the cover, the buckled integrated lunch box with the cover is stored by arranging the lunch box stacking cylinder with the upper opening and the lower opening, the integrated lunch box with the cover is automatically pushed onto the flip component to be flip through the arranged box supplying component, the box cover can be automatically opened and closed through the arranged flip component, and the integrated lunch box with the cover can be pushed out through the arranged box discharging component.

3. According to the buckle cover device of the integrated dining box with the cover, the set poking pieces are used for driving the poking piece shaft to rotate through the flip motor, and the two poking pieces on the poking piece shaft clamp the cover-opening eave on two sides of the box cover to perform overturning action, so that the integrated dining box with the cover is driven to be automatically opened and buckled, independent setting procedures are not needed, personnel are arranged to open and close the integrated dining box with the cover, labor and time are saved, and sanitation and safety of food are guaranteed.

4. According to the buckle cover device of the integrated lunch box with the cover, the two states of the push plate are switched through the push plate shaft and the torsion spring, so that the movement of the integrated lunch box with the cover cannot be interfered in the reciprocating movement of the push plate;

When the push plate pushes the integrated lunch box with the cover to move towards the flip component, the push plate is in a vertical state, when the push plate returns, the push plate is blocked by the integrated lunch box with the cover when returning due to the fact that the next integrated lunch box with the cover falls down to the box supply track, at the moment, the push plate can be in a horizontal state under the action of the torsion spring and the push plate shaft when the integrated lunch box with the cover gives the external force of the push plate, and the push plate can be in a vertical state under the action of the torsion spring until the push plate slides out of the range of the integrated lunch box with the cover.

Drawings

FIG. 1 is a schematic view showing the overall structure of a buckle closure device of an integrated cutlery box with a cover;

FIG. 2 is a perspective view of a first perspective view of the buckle closure assembly of the unitary covered cutlery box of the present invention (with the cutlery box stack omitted);

FIG. 3 is a schematic view of the integral covered cutlery box in a different position from that of FIG. 2 (with the cutlery box stack omitted);

FIG. 4 is a schematic view showing the structure of the integrated cutlery box with lid opened from the same view as in FIG. 3;

FIG. 5 is a schematic view showing a partial structure of a box supplying assembly in a buckle cover device of an integrated covered cutlery box of the present invention;

FIG. 6 is a first state structure diagram of a box supplying assembly in the buckle cover device of the integrated lunch box with cover of the invention;

FIG. 7 is a view showing a second state of the lid assembly of the integrated covered cutlery box of the present invention;

FIG. 8 is a view showing a third state of a box supplying assembly in the buckle cover device of the integrated lunch box with cover according to the present invention;

FIG. 9 is a view showing a first state of a cutlery box in the buckle closure device of the integral cutlery box with a cover according to the present invention;

FIG. 10 is a view showing a second state of the cutlery box in the buckle closure device of the integral cutlery box with a cover according to the present invention;

FIG. 11 is a view showing a third state of the cutlery box in the buckle closure device of the integral cutlery box with a cover according to the present invention;

FIG. 12 is a view showing a fourth state of the structure of the cutlery box in the buckle closure device of the integral cutlery box with a cover according to the present invention;

FIG. 13 is a view showing a state of pushing out a box in the buckle closure device of the integrated covered cutlery box of the present invention;

fig. 14 is a view showing a structure of the unitary covered cutlery box of the present invention in a cover-opened state.

In the figure, 1, a cutlery box stack; 2. integrated lunch box with cover; 21. a case body; 22. a box cover; 23. a cover opening eave; 24. folding the side edges; 25. a drooping eave; 3. a cartridge supply assembly; 30. a slide block; 31. a limit bar; 32. a cartridge supply motor; 33. a push plate; 34. a synchronous belt; 35. a cartridge supply rack; 361. pushing plate frame; 362. a push plate shaft; 363. a torsion spring; 37. a cassette supply rail; 38. an adjusting screw; 4. a box discharging assembly; 41. a tray driving mechanism; 42. a box discharging rack; 43. a tray for discharging boxes; 44. a front baffle; 45. a left baffle; 46. a right baffle; 47. a clamping plate; 5. a flip assembly; 51. a flip motor; 52. a plectrum shaft; 53. cover opening shifting piece; 531. a lower poking piece; 532. a left plectrum; 54. a buckle cover pulling piece; 541. a right plectrum; 542. an upper poking piece; 543. a middle plectrum.

Detailed Description

In order to make the objects, advantages and features of the present invention more apparent, the present invention provides an integrated covered cutlery box and its fastening device, which are described in further detail below with reference to the accompanying drawings and specific examples. The advantages and features of the present invention will become more apparent from the following detailed description. It should be noted that: the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the invention; second, the structures shown in the drawings are often part of the actual structure.

The invention provides an integrated lunch box with a cover, which is shown in fig. 14, and has the following specific structure:

Including box body 21 and lid 22, box body 21 is connected with turns over a side 24, turns over a side 24 and is connected with the lid, and lid 22 is at two side integration settings of adjacent turns over a side 24 outwards extends the eave 23 of uncapping of box body 21 to be connected at relative turns over a side 24 side and hang down eave 25, from this, box body 21, lid 22, turns over a side 24, uncap eave 23 and hang down eave 25 constitute a complete integral type and take lid cutlery box 2 structure to box body 21 is rectangle box body 21, has the regular shape, the production of being convenient for.

The invention relates to a buckle closure device of an integrated lunch box with a cover, which has the following basic design ideas: through setting up cutlery box stack 1 and realizing that integral type area lid cutlery box 2 is automatic to be transferred, through setting up the integral type area lid cutlery box 2 propelling movement that supplies box subassembly 3 to transfer to the next process, through setting up flip subassembly 5, realize that the automation of integral type area lid cutlery box 2 is opened, the staff places food afterwards, uses flip subassembly 5, realizes the automatic lock of integral type area lid cutlery box 2, releases integral type area lid cutlery box 2 through setting up out box subassembly 4 subassembly, supplies the staff to take out integral type area lid cutlery box 2.

As shown in fig. 1 to 5, the specific connection relationships of the components in this embodiment are as follows:

A box supplying rail 37 is arranged below the left side edge and the right side edge of a box supplying rack 35, a limit strip 31 which is matched with the turnover side edge 24 and the opposite side edge of the integral type dinner box with cover 2 is arranged above the box supplying rail 37, the limit strip 31 is arranged on the side edge of the box supplying rack 35 through an adjusting screw 38, a cylindrical dinner box stacking cylinder 1 is arranged above the rear end of the box supplying rack 35, the dinner box stacking cylinder 1 is opened up and down, the section outline of the dinner box stacking cylinder is matched with the shape of a box cover 22 of the integral type dinner box with cover 2, a manipulator module is arranged below the box supplying rack 35, the manipulator module comprises a box supplying motor 32 which is arranged below the box supplying rack 35 and selects a servo motor, the integral type dinner box with cover 2 can be conveyed to the box discharging assembly 4 and the turnover cover assembly 5 through a synchronous belt 34 driven by the box supplying motor 32, a sliding block 30 is arranged on the synchronous belt 34, a door-shaped pushing shaft 361 is arranged on the sliding block 30, a pushing plate 362 is arranged on the door-shaped pushing shaft 361, a pushing plate 362 is arranged between the pushing plate shaft 361 and the pushing plate frame 33, and the integral type dinner box with cover 2 is arranged on the pushing plate frame 33 through a torsion spring 33;

The box feeding device comprises a box feeding rack 35, a box discharging assembly 4, a box discharging pushing plate 33, a tray driving mechanism 41, a left baffle 45, a right baffle 46, a front baffle 44 and a clamping plate 47, wherein the box discharging rack 42 is arranged in front of the box feeding rack 35, the box discharging pushing plate 33 is arranged on the left side above the box discharging rack 42, the tray driving mechanism 41 adopting an electric pushing cylinder is arranged on the right side below the box discharging rack 42, the left baffle 45, the right baffle 46 and the two limiting strips 31 are arranged above the box discharging tray 43, the left baffle 45 is consistent with the right baffle 46 in azimuth, the front baffle 44 is arranged at the forefront end of the box discharging tray 43 and used for limiting the movement of the integral dinner box 2 with the cover, and the clamping plate 47 is arranged at the rear end of the front baffle 44 and used for limiting the box body 21 in cooperation with the pushing plate 33 when the integral dinner box 2 with the cover is turned;

A flip cover assembly 5 is arranged on one side of the box supplying assembly 3, the flip cover assembly 5 comprises a flip cover motor 51 arranged on one side of the box discharging frame 42, a plectrum shaft 52 is arranged at the output end of the flip cover motor 51, then two plectrums are arranged on the plectrum shaft 52, and the two plectrums are positioned on two sides of the integrated lunch box 2 with the cover and are matched with the interval of the integrated lunch box 2 with the cover;

the poking pieces comprise an uncovering poking piece 53 and a buckling cover poking piece 54 which are positioned on the same plane and are integrally structured;

The cover opening pulling piece 53 comprises a lower pulling piece 531 and a left pulling piece 532 which is connected with the left end of the lower pulling piece 531 and vertically upwards;

the buckle cover pulling piece 54 comprises a right pulling piece 541 which is connected with the right end of the lower pulling piece 531 and vertically upwards, an upper pulling piece 542 which is connected with the upper end of the right pulling piece 541 and horizontally extends rightwards, and a middle pulling piece 543 which is connected with the left end of the upper pulling piece 542 and vertically downwards; the left pulling piece 532 points to the middle part of the lower surface of the cover-opening eave 23 and a gap is reserved between the left pulling piece 532 and the cover-opening eave 23, and the middle pulling piece 543 points to the middle part of the upper surface of the cover-opening eave 23 and a gap is reserved between the middle pulling piece 543 and the cover-opening eave 23;

The length of the upper pulling piece 542 is 0.3-0.7 times of the length of the lower pulling piece 531; the plectrum shaft 52 is connected with the lower plectrum 531, and the distance between the connection position and the left end of the lower plectrum 531 is 2-4 times of the distance between the connection position and the right end of the lower plectrum 531;

the upper end of the left pulling piece 532 and the lower end of the middle pulling piece 543 are straight edges or arc edges protruding outwards.

The main parts of the buckle cover device of the integrated lunch box with the cover of the invention are as follows:

Cutlery box stacks a section of thick bamboo 1: the integrated lunch box with the cover is mainly used for placing a plurality of integrated lunch boxes 2 which are stacked up and down and are in a buckling state, and the integrated lunch boxes 2 with the cover can slide along a lunch box stacking cylinder 1, so that the integrated lunch boxes 2 with the cover can be automatically lowered onto a box supplying assembly 3;

cartridge supply assembly 3: the integrated lunch box with cover 2 is mainly used for pushing the integral lunch box with cover 2 which is placed down by the lunch box stacking cylinder 1 onto the box discharging component 4 so as to carry out the procedure of opening the flip component 5 for carrying out the next cover opening;

flip assembly 5: the integrated lunch box with the cover is mainly used for realizing the automatic opening and closing of the integrated lunch box 2, and is convenient for placing food;

Box discharging assembly 4: the integral type cutlery box 2 with the cover that is mainly used for placing finished food is pushed out of the whole structure, and workers can conveniently take out the integral type cutlery box 2 with the cover.

The invention relates to a buckle cover device of an integrated lunch box with a cover, which comprises the following working processes:

Firstly, a plurality of integrated lunch boxes 2 with covers which are stacked up and down and are in a buckling state are put into a dinner box stacking cylinder 1, as shown in fig. 6 and 7, under the action of gravity, the integrated dinner boxes 2 with covers slide down until a first integrated dinner box 2 with covers falls on a box feeding frame 35, then a box feeding motor 32 is started, the box feeding motor 32 drives a synchronous belt 34 to move, and further drives a sliding block 30 connected on the synchronous belt 34 to move, a push plate 33 frame on the sliding block 30 drives a push plate 33 shaft and the push plate 33 to move, the push plate 33 pushes the integrated dinner boxes 2 with covers onto a box discharging frame 42 along the moving direction of the synchronous belt 34, meanwhile, after the integrated dinner boxes 2 with covers fall onto the box discharging frame 35, the box body 21 is fixed with the push plate 33 through a clamping plate 47, as shown in fig. 9-12, the flip motor 51 is opened, the flip motor 51 drives the plectrum shaft 52 and the plectrum to move, the plectrum turns over the box cover 22, as shown in fig. 8, then the box supplying motor 32 is controlled to move reversely, then the push plate 33 is in a horizontal state under the combined action of the torsion spring 363 and the integrated lunch box 2 with the cover, until the push plate 33 moves to a range which is not limited by the integrated lunch box 2 with the cover, the push plate 33 is restored to an upright state, then a worker puts food in the box body 21, then the flip motor 51 is controlled to move reversely, the plectrum locks the box cover 22, after the plectrum is buckled, as shown in fig. 13, the tray driving mechanism 41 is opened, the tray driving mechanism 41 drives the box discharging tray 43 to move, the integrated lunch box 2 with the cover is pushed out, then the worker takes out, and the next use can be carried out.

Claims

1. The utility model provides a buckle closure device of integral type area lid cutlery box which characterized in that:

comprises a meal box stacking cylinder (1), a box supplying component (3), a box discharging component (4) and a flip component (5);

The cutlery box stacks the tube (1) and is a tube-shaped structure with upper and lower openings, the section outline of the tube is matched with the shape of the box cover (22) of the integral cutlery box (2) with the cover, and the tube is used for placing a plurality of integral cutlery boxes (2) with the cover which are stacked up and down and are in a buckling state; the integrated lunch box (2) with the cover comprises a box body (21) and a box cover (22), wherein a turnover side edge (24) is arranged on the box body (21), and one side edge of the box cover (22) is connected with the turnover side edge (24); two opposite sides of the box cover (22) perpendicular to the turnover side edges (24) are provided with cover opening eaves (23) which extend outwards from the upper edge of the box body (21);

The box feeding assembly (3) comprises a box feeding rack (35), box feeding tracks (37) arranged below the left side edge and the right side edge of the box feeding rack (35), and a manipulator module arranged below the box feeding rack (35); the cutlery box stacks the tube (1) to set up in the rear end of the frame (35) of supplying the box; the manipulator module is used for pushing the integrated lunch box (2) with the cover on the box supplying track (37) to move towards the front end;

The box discharging assembly (4) comprises a box discharging frame (42) positioned in front of the box supplying frame (35), a box discharging tray (43) arranged on the left side above the box discharging frame (42) and a tray driving mechanism (41) arranged on the right side below the box discharging frame (42); the box discharging tray (43) is provided with a left baffle (45) and a right baffle (46) which are consistent with the box supplying track (37) in azimuth, a front baffle (44) positioned at the forefront of the box discharging tray (43) and a clamping plate (47) positioned at the rear of the front baffle (44); the tray driving mechanism (41) is used for driving the box discharging tray (43) to extend and retract leftwards along the box discharging rack (42);

The flip assembly (5) comprises a flip motor (51), a plectrum shaft (52) coaxially and fixedly connected with an output shaft of the flip motor (51), and two plectrums respectively and vertically fixedly connected to the front end and the rear end of the plectrum shaft (52); the distance between the two poking sheets is matched with the distance between the two cover opening eaves (23) of the integrated lunch box (2);

the poking piece comprises an uncovering poking piece (53) and a buckling cover poking piece (54) which are positioned on the same plane and are integrally structured; the cover opening shifting piece (53) comprises a lower shifting piece (531) and a left shifting piece (532) which is connected with the left end of the lower shifting piece (531) and vertically upwards; the buckle cover shifting piece (54) comprises a right shifting piece (541) which is connected with the right end of the lower shifting piece (531) and is vertically upwards, an upper shifting piece (542) which is connected with the upper end of the right shifting piece (541) and horizontally extends rightwards, and a middle shifting piece (543) which is connected with the left end of the upper shifting piece (542) and is vertically downwards; the left poking piece (532) points to the middle part of the lower surface of the cover-opening eave (23) and a gap is reserved between the left poking piece and the cover-opening eave (23), and the middle poking piece (543) points to the right part of the middle part of the upper surface of the cover-opening eave (23) and a gap is reserved between the middle poking piece and the cover-opening eave (23); the length of the upper poking piece (542) is 0.3-0.7 times of the length of the lower poking piece (531); the plectrum shaft (52) is connected with the lower plectrum (531), and the distance between the connecting position and the left end of the lower plectrum (531) is 2-4 times of the distance between the connecting position and the right end of the lower plectrum (531).

2. The lid assembly for an integrated covered cutlery box of claim 1, wherein:

The manipulator module comprises a box supplying motor (32), a synchronous belt (34) driven by the box supplying motor (32), a sliding block (30) driven by the synchronous belt (34) to reciprocate, a door-shaped push plate frame (361) arranged on the sliding block (30), a push plate shaft (362) arranged at the upper end of the push plate frame (361), a torsion spring (363) arranged between the push plate frame (361) and the push plate shaft (362) and a push plate (33) fixedly connected with the push plate shaft (362); the push plate (33) can tilt forwards around the push plate shaft (362) under the action of external force and return backwards to a vertical state under the action of the torsion spring (363); the pushing plate (33) is used for pushing the integrated lunch box (2) with the cover on the box supplying track (37) to move towards the front end.

3. The lid-fastening device for an integrated covered cutlery box of claim 2, wherein:

the tray driving mechanism (41) is an electric push cylinder; the box feeding motor (32) is a servo motor.

4. A cover-fastening device for an integrated covered cutlery box according to claim 1 or 2 or 3, characterized in that:

Also comprises two limit strips (31); the limiting strips (31) are connected with two side edges of the box feeding rack (35) through adjusting screws (38), and the two limiting strips (31) are used for limiting the positions of the turnover side edges (24) and the opposite side edges of the integrated lunch box (2) with the cover.

5. The cover-fastening device for an integrated covered cutlery box of claim 4, wherein:

The upper end part of the left poking piece (532) and the lower end part of the middle poking piece (543) are straight edges or arc edges protruding outwards.

6. The lid assembly for an integrated covered cutlery box of claim 5, wherein: the box cover (22) and the cover opening eave (23) are of an integrated hard flat plate structure.

7. The cover-fastening device for an integrated covered cutlery box of claim 6, wherein: the box cover (22) also comprises a sagging eave (25) which is arranged on the side corresponding to the turnover side (24).

8. The cover-engaging device for an integrated covered cutlery box of claim 7, wherein:

the box body (21) is a rectangular box body (21).