A zero-contact intelligent dining table

Abstract

The application provides a zero-contact intelligent dining table, which comprises an inner tabletop, a middle tabletop and an outer tabletop arranged in sequence from inside to outside, the bottom of the outer tabletop is provided with a plurality of stand feet, the surface of the outer tabletop is provided with a plurality of button keys, the outer tabletop is a ring tabletop, the middle tabletop can rotate by 360 degrees on the outer tabletop, the inner bottom of the middle tabletop is provided with a plurality of third guide wheels, the surface of the bottom disc is provided with a second ring groove, and the third guide wheels are located in the second ring groove; a second motor is arranged on the first supporting column, the second motor can drive the outer ring of the first bearing to rotate through a third gear and a fourth gear, so that the inner tabletop rotates on the bottom disc; a plurality of dish clamping mechanical hands and a plurality of soup scooping mechanical hands are arranged on the inner tabletop; the dish clamping mechanical hands and the soup scooping mechanical hands can rotate on the inner tabletop. The application can replace the waiter to clasp dishes, and reduces the labor.

Description

TECHNICAL FIELD

[0001] The present application relates to the mechanical technical field, and particularly to a zero-contact intelligent dining table. BACKGROUND

[0002] In order to advocate sanitary dining civilization, promote healthy "0" contact type catering service mode, and promote the healthy development of the catering industry, the present application is developed. SUMMARY

[0003] In order to overcome the above problems, the purpose of the present application is to provide a zero-contact intelligent dining table, which can replace the operation of the waiter by the mechanical hand, and reduce the labor.

[0004] The present application adopts the following scheme: a zero-contact intelligent dining table, which comprises an inner side table top, a middle side table top and an outer side table top arranged in sequence from inside to outside, a plurality of standing feet are arranged at the bottom of the outer side table top, a plurality of button keys are arranged on the surface of the outer side table top, the outer side table top is a ring-shaped table top, a ring-shaped plate extends inwardly from the bottom of the outer side table top, a plurality of first guide wheels are arranged at the bottom of the middle side table top, the first guide wheels are located on the ring-shaped plate, a sleeve is arranged below the bottom of the middle side table top, a first gear is fixed outside the sleeve, a first motor is fixed on the standing foot, a second gear is arranged on the rotating shaft of the first motor, the first gear is engaged with the second gear, the first motor can drive the middle side table top to rotate through the sleeve, a base is arranged below the inner side table top, support feet are arranged on the base, a bottom disc is arranged on the support feet, a first support column is arranged vertically in the middle of the base, the first support column penetrates through the bottom disc, the top end of the first support column is connected with the inner side table top, a plurality of second guide wheels are arranged at the bottom of the inner side table top, a first ring-shaped groove is arranged on the surface of the bottom disc, the second guide wheels are located in the first ring-shaped groove, a plurality of third guide wheels are arranged at the inner bottom of the middle side table top, a second ring-shaped groove is arranged on the surface of the bottom disc, the third guide wheels are located in the second ring-shaped groove; a second motor is arranged on the first support column, a third gear is arranged on the rotating shaft of the second motor, a first bearing is arranged on the first support column, the height of the outer ring of the first bearing is greater than the height of the inner ring of the first bearing, the outer ring of the first bearing is fixedly connected with the bottom of the inner side table top, the inner ring of the first bearing is sleeved on the first support column, the outer ring of the first bearing is sleeved with a fourth gear, the third gear is engaged with the fourth gear, the second motor can drive the outer ring of the first bearing to rotate through the third gear and the fourth gear, so that the inner side table top rotates on the bottom disc; a plurality of dish clamping mechanical hands and a plurality of soup scooping mechanical hands are arranged on the inner side table top; the dish clamping mechanical hands and the soup scooping mechanical hands can rotate on the inner side table top.

[0005] Further, the sandwiching mechanical arm comprises a third motor, a first electric telescopic rod and a second electric telescopic rod, the third motor is arranged in the inner tabletop, a first supporting plate is fixed on the rotating shaft of the third motor, a fourth guide wheel is arranged on the bottom of the first supporting plate, a third annular groove is formed in the inner tabletop, the fourth guide wheel is located in the third annular groove, the bottom of the first electric telescopic rod is fixed on the first supporting plate, the tail of the second electric telescopic rod is fixed on the telescopic rod end of the first electric telescopic rod, a hinged part is arranged on the telescopic rod end of the second electric telescopic rod, a mechanical arm is hinged to the hinged part, a motor with a reducer is arranged on the hinged part, the motor with a reducer can drive the mechanical arm to rise and fall at the hinged part, a third electric telescopic rod is arranged on the end of the mechanical arm, the tail of the third electric telescopic rod is fixed on the mechanical arm, a supporting rod is fixed on the telescopic rod of the third electric telescopic rod, a first connecting rod is hinged on both ends of the supporting rod, a second connecting rod is hinged on the first connecting rod, a clamping plate is hinged on the second connecting rod, a cover is arranged in front of the third electric telescopic rod, the cover covers the supporting rod, the first connecting rod and the second connecting rod, the hinged end between the second connecting rod and the clamping plate is fixed on the cover, and the third electric telescopic rod can drive the two clamping plates to open and close.

[0006] Further, the inner wall of the clamping plate is provided with a triangular pad.

[0007] Further, the soup scooping mechanical arm comprises a fourth motor, a fourth electric telescopic rod and a fifth electric telescopic rod, the fourth motor is arranged in the inner tabletop, a second supporting plate is fixed on the rotating shaft of the fourth motor, a fifth guide wheel is arranged on the bottom of the second supporting plate, a fourth annular groove is formed in the inner tabletop, the fifth guide wheel is located in the fourth annular groove, the bottom of the fourth electric telescopic rod is fixed on the second supporting plate, the tail of the fifth electric telescopic rod is fixed on the telescopic rod end of the fourth electric telescopic rod, a hinged part is arranged on the telescopic rod end of the fifth electric telescopic rod, a mechanical arm is hinged to the hinged part, a motor with a reducer is arranged on the hinged part, the motor with a reducer can drive the mechanical arm to rise and fall at the hinged part, a stepping motor is arranged on the end of the mechanical arm, the stepping motor is fixed on the mechanical arm, a second supporting column is fixed on the bottom of the stepping motor, a supporting seat is arranged on the second supporting column, a worm is connected to the rotating shaft of the stepping motor, a second bearing is arranged in the supporting seat, a soup spoon is arranged on the supporting seat, the tail of the soup spoon arm is arranged on the second bearing, a worm wheel is fixed on the soup spoon arm, the worm meshes with the worm wheel, and the stepping motor can drive the soup spoon to rotate through the worm and the worm wheel.

[0008] Further, the outer side table surface is provided with a plurality of button keys, and an control box is arranged on the outer side table surface, and the control box is provided with an MCU, wherein the button keys, the first motor, the second motor, the third motor, the first electric telescopic rod, the second electric telescopic rod, the third electric telescopic rod, the fourth motor, the fourth electric telescopic rod, the fifth electric telescopic rod, the motor with a speed reducer and the stepping motor are connected with the MCU, and the button keys include selection keys, opening keys and closing keys; the operation of the dish clamping manipulator, the operation of the soup scooping manipulator, the rotation of the inner side table surface, the rotation of the middle side table surface on the outer side table surface, the rotation of the dish clamping manipulator itself and the rotation of the soup scooping manipulator itself are controlled through the button keys.

[0009] The intelligent dining table has the advantages that the intelligent dining table comprises an inner side table surface, a middle side table surface and an outer side table surface arranged in sequence from inside to outside, the outer side table surface is provided with a plurality of supporting feet at the bottom, the outer side table surface is provided with a plurality of button keys on the surface, the outer side table surface is a ring-shaped table surface, the middle side table surface can rotate by 360 degrees on the outer side table surface, a base is arranged below the inner side table surface, supporting feet are arranged on the base, a bottom disc is arranged on the supporting feet, the inner side table surface is arranged on the bottom disc and can rotate on the bottom disc, a plurality of dish clamping manipulators and a plurality of soup scooping manipulators are arranged on the inner side table surface, the dish clamping manipulators and the soup scooping manipulators can rotate on the inner side table surface, dishes and soup just served on the table are placed on the middle side table surface, and bowls and chopsticks of consumers are placed on the outer side table surface, the dish clamping manipulators and the soup scooping manipulators can move dishes or soup on the middle side table surface to the bowls of the consumers, the inner side table surface can rotate by 360 degrees, the dish clamping manipulators and the soup scooping manipulators can also rotate by 360 degrees, and the dish clamping manipulators and the soup scooping manipulators can also be telescoped forward and backward and lifted up and down, so that the dish clamping manipulators and the soup scooping manipulators can imitate the operation of waiters to clasp dishes and scoop soup, labor is reduced, consumers can keep a certain distance during the epidemic period, the risk of the public in dining consumption is reduced, and the health life experience of the public is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 is a structural schematic diagram of the present application.

[0011] Figure 2 is a sectional view of the present application.

[0012] Figure 3 is a structural schematic diagram of the dish clamping manipulator of the present application.

[0013] Figure 4 is a partial structural schematic diagram of the dish clamping manipulator of the present application.

[0014] Figure 5 is Figure 4 is a structural schematic diagram of the present application without the cover.

[0015] Figure 6 is a structural schematic diagram of the soup scooping mechanical hand of the present application. DETAILED DESCRIPTION

[0016] The present application will be further described below with reference to the accompanying drawings.

[0017] Please refer to Figure 1 and Figure 2As shown, a zero-contact intelligent dining table of the present application comprises an inner tabletop 1, a middle tabletop 2 and an outer tabletop 3 arranged in sequence from inside to outside, the outer tabletop 3 is provided with a plurality of standing feet 31 at the bottom, the outer tabletop 3 is a ring-shaped tabletop, the middle tabletop can rotate 360 degrees on the outer tabletop, the bottom of the outer tabletop 3 extends inwardly a ring-shaped plate 33, the middle tabletop 2 is provided with a plurality of first guide wheels 21 at the bottom on both sides, the first guide wheels 21 are located on the ring-shaped plate 33, a sleeve 22 is arranged below the bottom of the middle tabletop 2, a first gear 23 is fixed outside the sleeve 22, a first motor 34 is fixed on the standing foot 31, a second gear 35 is arranged on the rotating shaft of the first motor 34, the first gear 23 is engaged with the second gear 35, the first motor 34 can drive the middle tabletop 2 to rotate through the sleeve 22, so that when the first motor drives the middle tabletop 2 to rotate, the first guide wheels can rotate in the ring-shaped plate 33 (the outer side of the ring-shaped plate 33 is vertically limited by a limiting plate, which can prevent the first guide wheels from sliding out of the ring-shaped plate); a base 4 is arranged below the inner tabletop 1, the base 4 is provided with supporting feet 41, a bottom disc 5 is arranged on the supporting feet 41, a first supporting column 42 is vertically arranged in the middle of the base 4, the first supporting column 42 penetrates through the bottom disc 5, the top end of the first supporting column 42 is connected with the inner tabletop 1, the inner tabletop 1 is provided with a plurality of second guide wheels 11 at the bottom, a first ring-shaped groove 51 is formed on the surface of the bottom disc 5, the second guide wheels 11 are located in the first ring-shaped groove 51, so that when the inner tabletop 1 rotates on the bottom disc 5 driven by the second motor 6, the second guide wheels can rotate in the first ring-shaped groove; a plurality of third guide wheels 24 are arranged at the inner bottom of the middle tabletop 2, a second ring-shaped groove 52 is formed on the surface of the bottom disc 5, the third guide wheels 24 are located in the second ring-shaped groove 52, so that when the middle tabletop 2 rotates driven by the first motor, the third guide wheels can rotate in the second ring-shaped groove 52; a second motor 6 is arranged on the first supporting column 42, a third gear 61 is arranged on the rotating shaft of the second motor 6, a first bearing 7 is arranged on the first supporting column 42, the height of the outer ring 71 of the first bearing 7 is greater than the height of the inner ring 72 of the first bearing 7, so that when the inner tabletop is fixed with the outer ring of the first bearing, the inner ring will not be touched.The outer ring 71 of the first bearing is fixedly connected with the inner side table top bottom, and the inner ring of the first bearing 7 is sleeved on the first support column. When the outer ring rotates, the inner side table top can also rotate due to the fixed connection of the outer ring with the inner side table top bottom, and the inner ring is sleeved on the first support column, so that the inner ring does not move when the outer ring rotates, that is, the first support column does not move when the inner side table top rotates. The outer ring of the first bearing 7 is sleeved with a fourth gear 73, the third gear 61 is engaged with the fourth gear 73, and the second motor 6 can drive the outer ring of the first bearing 7 to rotate through the third gear 61 and the fourth gear 73, so that the inner side table top 1 rotates on the chassis 5. A plurality of dish clamping mechanical hands 8 and a plurality of soup scooping mechanical hands 9 are arranged on the inner side table top 1. The dish clamping mechanical hands 8 and the soup scooping mechanical hands 9 can rotate on the inner side table top. The dishes and soup just served on the table are placed on the middle side table top, and the bowls and chopsticks of consumers are placed on the outer side table top. The dish clamping mechanical hands and the soup scooping mechanical hands can move the dishes or soup on the middle side table top to the bowls of consumers.

[0018] As Figure 3 , Figure 4 , Figure 5As shown, the sandwich mechanical arm 8 includes a third motor 81, a first electric telescopic rod 82 and a second electric telescopic rod 83, the third motor 81 is arranged in the inner side tabletop 1, a first support plate 84 is fixed on the rotating shaft of the third motor 81, a fourth guide wheel 85 is arranged at the bottom of the first support plate, a third annular groove 86 is arranged on the inner side tabletop 1, so that when the third motor drives the first support plate to rotate, the fourth guide wheel can rotate in the third annular groove; the fourth guide wheel 85 is located in the third annular groove 86, the bottom of the first electric telescopic rod 82 is fixed on the first support plate 84, the tail of the second electric telescopic rod 83 is fixed on the telescopic rod end of the first electric telescopic rod 82, the telescopic rod end of the second electric telescopic rod 83 is provided with a hinged part 87, so that the first electric telescopic rod can lift and lower the second electric telescopic rod, and the second electric telescopic rod can drive the mechanical arm 88 to stretch and retract forward and backward. The hinged part is hinged with a mechanical arm 88, the hinged part 87 is provided with a motor 89 with a reducer, which can drive the mechanical arm to rise and fall at the hinged part, the end of the mechanical arm 88 is provided with a third electric telescopic rod 90 (which can also be replaced by a telescopic cylinder), the tail of the third electric telescopic rod 90 is fixed on the mechanical arm 88, the telescopic rod of the third electric telescopic rod 90 is fixed with a support rod 91, both ends of the support rod 91 are hinged with a first connecting rod 92, the first connecting rod is hinged with a second connecting rod 93, the second connecting rod is hinged with a clamping plate 94, a cover 95 is arranged in front of the third electric telescopic rod, the cover covers the support rod 91, the first connecting rod 92 and the second connecting rod 93; the hinged end 97 between the second connecting rod and the clamping plate is fixed on the cover 95; since the third electric telescopic rod can drive the first connecting rod and the second connecting rod to move freely, and the hinged end between the second connecting rod and the clamping plate is fixed on the cover; the third electric telescopic rod 90 can drive the two clamping plates 94 to open and close.

[0019] Among them, the inner wall of the clamping plate is provided with a triangular pad 96. In this way, the clamping plate can clamp more firmly when clamping.

[0020] As Figure 6As shown, the soup ladling manipulator 9 comprises a fourth motor (not shown), a fourth electric telescopic rod 98 and a fifth electric telescopic rod 99. The fourth motor is arranged in the inner tabletop 1. A second support plate 100 is fixed on the rotating shaft of the fourth motor. A fifth guide wheel is arranged on the bottom of the second support plate 100. A fourth annular groove is formed in the inner tabletop. The fifth guide wheel is located in the fourth annular groove. When the second support plate is driven to rotate by the fourth motor, the fifth guide wheel can rotate in the fourth annular groove. The bottom of the fourth electric telescopic rod 98 is fixed on the second support plate 100. The tail of the fifth electric telescopic rod is fixed on the telescopic rod end of the fourth electric telescopic rod. A hinge part is arranged on the telescopic rod end of the fifth electric telescopic rod 99. A mechanical arm is hinged to the hinge part. A motor with a reducer is arranged on the hinge part. The motor with a reducer can drive the mechanical arm to ascend and descend at the hinge part. A stepping motor 101 is arranged on the end of the mechanical arm. The stepping motor is fixed on the mechanical arm. A second support column 108 is fixed on the bottom of the stepping motor 101. A support seat 102 is arranged on the second support column 108. A worm 103 is connected to the rotating shaft of the stepping motor 101. A second bearing 104 is arranged in the support seat 102. A soup ladle 105 is arranged on the support seat 102. The tail of the soup ladle arm 106 of the soup ladle 105 is arranged on the second bearing 104 (i.e. the soup ladle arm is arranged between two second bearings, so that the soup ladle arm can rotate with the worm when the worm rotates). A worm wheel 107 is fixed on the soup ladle arm 106. The worm 103 is engaged with the worm wheel 107. The stepping motor 101 can drive the soup ladle to rotate through the worm and the worm wheel. That is, the soup ladle can be operated to ladle soup and pour soup by forward rotation and reverse rotation of the stepping motor.

[0021] A plurality of button keys 32 are arranged on the surface of the outer tabletop 3. In actual application, a control box is arranged on the outer tabletop 3. An MCU is arranged in the control box. The button keys, the first motor 34, the second motor, the third motor 81, the first electric telescopic rod 82, the second electric telescopic rod 83, the third electric telescopic rod, the fourth motor, the fourth electric telescopic rod 98, the fifth electric telescopic rod 99, the motor with a reducer and the stepping motor are connected with the MCU. The button keys 32 comprise a selection key for selecting the meal clamping manipulator 8 or the soup ladling manipulator 9, an opening key and a closing key. The operation of the manipulator and the rotation of the inner tabletop, the rotation of the inner tabletop on the outer tabletop and the rotation of the manipulator itself are controlled by the button keys. The control mode of the control box is a prior art and will not be described in detail.

[0022] The working principle of the present application is that the intelligent dining table comprises an inner tabletop, a middle tabletop and an outer tabletop arranged from inside to outside, the outer tabletop is provided with a plurality of standing feet at the bottom, the outer tabletop surface is provided with a plurality of button keys, the outer tabletop is a ring tabletop, the middle tabletop can rotate 360 degrees on the outer tabletop, a base is arranged below the inner tabletop, the base is provided with a supporting leg, a bottom plate is arranged on the supporting leg, the inner tabletop is arranged on the bottom plate and can rotate on the bottom plate, a plurality of dish clamping mechanical arms and a plurality of soup scooping mechanical arms are arranged on the inner tabletop; the dish clamping mechanical arms and the soup scooping mechanical arms can rotate on the inner tabletop; the dishes and soup just served are placed on the middle tabletop, the consumer's bowl and chopsticks are placed on the outer tabletop, the dish clamping mechanical arms and the soup scooping mechanical arms can move the dishes or soup on the middle tabletop to the consumer's bowl, the tabletop can rotate 360 degrees, the dish clamping mechanical arms and the soup scooping mechanical arms can also rotate 360 degrees, and the dish clamping mechanical arms and the soup scooping mechanical arms can also stretch forward and backward and rise and fall up and down.

[0023] When the dish clamping mechanical arm operation is to be performed, the first electric telescopic rod can lift the second electric telescopic rod, and the second electric telescopic rod can drive the mechanical arm to stretch forward and backward; and the motor can drive the mechanical arm to rise and fall up and down at the hinge part, so as to realize the up and down rising and falling of the third electric telescopic rod on the mechanical arm, since the third electric telescopic rod can drive the first connecting rod and the second connecting rod to move freely, and the hinge end between the second connecting rod and the clamping plate is fixed on the cover; in this way, the third electric telescopic rod can drive the two clamping plates to open and close; in this way, when the dish needs to be clamped, the cooperation of the first electric telescopic rod, the second electric telescopic rod, the motor and the third electric telescopic rod can realize the dish clamping operation. When the soup scooping mechanical arm operation is to be performed, the fourth electric telescopic rod can lift the fifth electric telescopic rod, and the fifth electric telescopic rod can drive the mechanical arm to stretch forward and backward; and the motor with a speed reducer can drive the mechanical arm to rise and fall up and down at the hinge part, so as to realize the up and down rising and falling of the stepping motor on the mechanical arm, through the forward and reverse rotation of the stepping motor, the worm can be driven to rotate, the worm drives the worm gear to rotate, the soup spoon arm is arranged between the two second bearings, so that the soup spoon arm can also rotate when the worm gear rotates, so that the soup spoon can perform the operations of scooping soup and pouring soup.

[0024] The above is only the preferred embodiment of the present application, and any equivalent changes and modifications made within the scope of the present application are also included in the scope of the present application.

Claims

1. A zero contact smart dining table, characterized in that: The utility model provides a multi -functional dining table, including by inside outwardly arranged inside desktop, middle desktop and outside desktop, outside desktop bottom is provided with a plurality of station foot, outside desktop is annular desktop, the bottom of outside desktop extends a annular board to the inside, middle desktop both sides bottom is provided with a plurality of first guide wheel, and first guide wheel is located on annular board, and the bottom of middle desktop is provided with a sleeve, and the sleeve is fixed with a first gear outside, and the first motor is fixed with a second gear on the rotating shaft, and the first gear is engaged with second gear, and the first motor can drive middle desktop to rotate through sleeve, and the bottom of inside desktop is provided with a base, and the base is provided with support foot, and support foot is erected with a base plate, and the middle part of base is vertically provided with first support column, and first support column top end passes through base plate, and first support column top end is connected with inside desktop, and the bottom of inside desktop is provided with a plurality of second guide wheel, and the surface of base plate is provided with first annular groove, and second guide wheel is located in first annular groove, and the inside bottom of middle desktop is provided with a plurality of third guide wheel, and the surface of base plate is provided with second annular groove, and third guide wheel is located in second annular groove, and the second motor is provided with a third gear on the rotating shaft of second motor, and the first bearing is provided with a first bearing on first support column, and the height of the outer ring of first bearing is greater than the height of the inner ring of first bearing, and the outer ring of first bearing is fixedly connected with the bottom of inside desktop, and the inner ring of first bearing is sleeved on first support column, and the outer ring of first bearing is sleeved with a fourth gear, and third gear is engaged with fourth gear, and the second motor can drive the outer ring of first bearing to rotate through third gear and fourth gear, so that inside desktop rotates on base plate, and the utility model discloses a plurality of dish clamping mechanical hands and a plurality of soup scooping mechanical hands are provided on inside desktop, and dish clamping mechanical hand and soup scooping mechanical hand can rotate on inside desktop, The mechanical arm for holding the pickles comprises a third motor, a first electric telescopic rod and a second electric telescopic rod, the third motor is arranged in the inner tabletop, a first supporting plate is fixed on the rotating shaft of the third motor, a fourth guide wheel is arranged on the bottom of the first supporting plate, a third annular groove is formed in the inner tabletop, the fourth guide wheel is located in the third annular groove, the bottom of the first electric telescopic rod is fixed on the first supporting plate, the tail of the second electric telescopic rod is fixed on the telescopic rod end of the first electric telescopic rod, a hinge part is arranged on the telescopic rod end of the second electric telescopic rod, a mechanical arm is hinged to the hinge part, a motor with a reducer is arranged on the hinge part, the motor with the reducer can drive the mechanical arm to move up and down at the hinge part, a third electric telescopic rod is arranged on the end of the mechanical arm, the tail of the third electric telescopic rod is fixed on the mechanical arm, a supporting rod is fixed on the telescopic rod of the third electric telescopic rod, a first connecting rod is hinged to the two ends of the supporting rod, a second connecting rod is hinged to the first connecting rod, a holding plate is hinged to the second connecting rod, a cover is arranged in front of the third electric telescopic rod, the cover covers the supporting rod, the first connecting rod and the second connecting rod, the hinged end between the second connecting rod and the holding plate is fixed on the cover, and the third electric telescopic rod can drive the two holding plates to open and close; The mechanical arm for holding the pickles comprises a third motor, a first electric telescopic rod and a second electric telescopic rod, the third motor is arranged in the inner tabletop, a first supporting plate is fixed on the rotating shaft of the third motor, a fourth guide wheel is arranged on the bottom of the first supporting plate, a third annular groove is formed in the inner tabletop, the fourth guide wheel is located in the third annular groove, the bottom of the first electric telescopic rod is fixed on the first supporting plate, the tail of the second electric telescopic rod is fixed on the telescopic rod end of the first electric telescopic rod, a hinge part is arranged on the telescopic rod end of the second electric telescopic rod, a mechanical arm is hinged to the hinge part, a motor with a reducer is arranged on the hinge part, the motor with the reducer can drive the mechanical arm to move up and down at the hinge part, a third electric telescopic rod is arranged on the end of the mechanical arm, the tail of the third electric telescopic rod is fixed on the mechanical arm, a supporting rod is fixed on the telescopic rod of the third electric telescopic rod, a first connecting rod is hinged to the two ends of the supporting rod, a second connecting rod is hinged to the first connecting rod, a holding plate is hinged to the second connecting rod, a cover is arranged in front of the third electric telescopic rod, the cover covers the supporting rod, the first connecting rod and the second connecting rod, the hinged end between the second connecting rod and the holding plate is fixed on the cover, and the third electric telescopic rod can drive the two holding plates to open and close; The inner wall of the holding plate is provided with a triangular pad; The inner wall of the holding plate is provided with a triangular pad; The outer tabletop surface is provided with a plurality of button keys, and a control box is arranged on the outer tabletop, and an MCU is arranged in the control box, wherein the button keys, the first motor, the second motor, the third motor, the first electric telescopic rod, the second electric telescopic rod, the third electric telescopic rod, the fourth motor, the fourth electric telescopic rod, the fifth electric telescopic rod, the motor with a speed reducer and the stepping motor are connected with the MCU, and the button keys include selection keys, opening keys and closing keys; the operation of the dish clamping manipulator, the operation of the soup scooping manipulator, the rotation of the inner tabletop, the rotation of the middle tabletop on the outer tabletop, the rotation of the dish clamping manipulator itself and the rotation of the soup scooping manipulator itself are controlled through the button keys.

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