CN106697830B - Hanger rail type automatic meal delivery equipment - Google Patents

Abstract

The application discloses automatic food delivery equipment of hanger rail formula, including locate on the ceiling support hanger rail, with support that the hanger rail is connected, hoist in support food delivery dolly on the hanger rail, locate last meal elevating system of support upper end and locate the interception subassembly on the last meal elevating system, when food delivery dolly bears the cutlery box and moves through last meal elevating system along supporting the hanger rail, the interception subassembly intercepts the cutlery box to last meal elevating system, and then last meal elevating system descends the cutlery box and carries to appointed place. This application is through the cutlery box interception that the interception subassembly will send meal dolly to bear on the dining table elevating system, again through last meal elevating system with the cutlery box descend carry to the dining table on supply customer to enjoy, so, both can send the cutlery box to customer's dining table fast on, improve service efficiency, obtain customer's affirmation, can avoid again colliding with customer, and then can reduce the danger of automatic food delivery by a wide margin, improve customer's safety of having a dinner.

Description

Hanging rail type automatic meal delivery equipment

technical field

The present application relates to the technical field of automatic food delivery equipment, in particular to a hanging rail type automatic food delivery equipment.

Background technique

In the catering industry, some restaurants have used robots to replace/partially replace restaurant waiters to provide customers with services such as ordering and delivering food. This will not only reduce the number of service personnel to reduce restaurant operating costs, but also establish restaurant characteristics and create restaurants Brand, thereby improving the performance of the restaurant.

However, when people eat in a restaurant, it is inevitable to walk around, especially the walking or running of children, which affects the normal walking of the robot, which causes the robot to be forced to pause from time to time, which not only reduces the service of the restaurant Efficiency, there is also the risk of collisions between customers and food delivery robots.

Therefore, there is a need for improvement in the existing restaurant food delivery system.

Contents of the invention

This application aims to solve the technical problem that the above-mentioned existing robot restaurant not only reduces the service efficiency of the restaurant, but also has the risk of collision between the customer and the delivery robot. High level, fast food delivery, and can safely deliver the lunch box loaded with food to the designated place.

In order to solve the above technical problems, the application is realized through the following technical solutions:

The hanging rail type automatic meal delivery equipment includes a support hanging rail on the ceiling and a support bracket connected with the support hanging rail, and the hanging rail type automatic meal delivery equipment also includes:

The food delivery trolley is hoisted on the supporting rail and can carry the lunch box and move along the supporting rail;

Serving lifting mechanism, which is located at the upper end of the support bracket;

An intercepting component, which is arranged on the lifting mechanism for serving meals;

When the meal delivery trolley carries the meal box and moves along the support rail and passes the meal serving lifting mechanism, the intercepting component intercepts the meal box onto the serving meal lifting mechanism, and then the serving meal lifting mechanism Drop the lunch box to the designated place;

The food delivery trolley includes:

first mount;

a loading tray, which is arranged under the first mounting seat and is used for placing lunch boxes;

a rotary driving component, which is arranged on the first mounting seat;

a transmission assembly, which is arranged on the first mounting seat, is connected with the rotary driving component, and is driven to rotate by the rotary driving component so that the food delivery trolley moves along the supporting suspension rail;

Adjusting the guide device, which is arranged on the left and right sides of the rotating drive part, and adjusts and guides the movement of the food delivery trolley along the supporting suspension rail;

The adjustment guide includes:

support plate;

a support column, which is sleeved between the first mounting seat and the support plate, and whose upper end protrudes from the upper end surface of the support plate;

An adjustment component, which is sleeved on the upper end of the support column;

A guide wheel set, which is arranged on the adjustment assembly, and is adjusted by the adjustment assembly to be close to the support suspension rail in real time;

The support column includes a front support column located at the front side of the support plate, and a rear support column located at the rear side of the support plate;

The adjustment components include:

A front floating block, which is located at the upper end of the front support column;

a rear floating block, which is located at the upper end of the rear support column;

A through shaft, which runs through the front floating block and the rear floating block along the front and rear direction of the support plate, and its front end extends out of the front end of the front floating block, and its rear end extends out of the rear of the rear floating block. end face;

The front elastic element is sleeved on the front end of the through shaft and limited by the front floating block;

The front lower elastic element is sleeved between the front support column and the front floating block, and its upper end extends into the inside of the front floating block;

The rear elastic element is sleeved on the rear end of the through shaft and limited by the rear floating block;

The rear lower elastic element is sleeved between the rear support column and the rear floating block, and its upper end extends into the interior of the rear floating block;

a front locking part, which is arranged at the front end of the through shaft, and locks the front elastic element;

a rear locking part, which is arranged at the rear end of the through shaft and locks the rear elastic element;

There are installation gaps between the rear floating block and the rear lower elastic element and between the front floating block and the front lower elastic element.

According to the above-mentioned hanging rail type automatic food delivery equipment, the guide wheel set includes:

The front guide wheel is connected to the upper end of the front slider;

The rear guide wheel is connected to the upper end of the rear floating block;

The lower guide wheel is located between the front floating block and the rear floating block, and is penetrated by the penetrating shaft.

According to the above-mentioned hanging rail type automatic meal delivery equipment, the meal lifting mechanism includes:

a second mounting seat, which is connected to the support bracket and located between the support bracket and the support suspension rail;

a lifting drive component, which is arranged on the second mounting seat;

the upper plate, the height of its upper end is lower than the height of the lower end of the carrying plate;

A connecting rope, one end of which is connected with the upper plate, and the other end is connected with the lifting drive part;

A telescopic guide assembly, which is arranged on the front side of the second installation seat, and its lower end is connected with the upper dinner plate;

When the lifting driving part rotates to retract the connecting rope, the connecting rope cooperates with the telescopic guide assembly to drive the upper plate to move up and down along the vertical direction of the support bracket.

As mentioned above, the hanging rail type automatic food delivery equipment, the interception assembly includes:

a rotating driving part, which is arranged on the right rear side of the second mounting seat;

An intercepting component, which is located on the right side of the second mounting seat, and its rear end is connected to the power output end of the rotating drive component;

The intercepting part is driven by the rotating drive part to rotate to be parallel to the upper dinner plate, and there is a clearance gap between the upper dinner plate and the upper dinner plate, and then the meal box carried by the food delivery trolley is intercepted by the intercepting part. When the components are intercepted on the upper dinner plate, the placing tray is also moved out of the upper dinner plate from the clearance gap.

According to the above-mentioned hanging rail type automatic food delivery equipment, the telescopic guide assembly includes:

A first-stage telescopic guide assembly, which includes a left front guide sleeve arranged on the left front side of the second installation seat, a right front guide sleeve arranged on the right front side of the second installation seat, sleeved on the left front guide sleeve and capable of moving along the The first-level left guide rod that slides up and down the left front guide sleeve, the first-level right guide rod that is sleeved on the right front guide sleeve and can slide up and down along the right front guide sleeve, is connected to the first-level left guide rod and The primary support plate at the lower end of the primary right guide rod;

The secondary telescopic guide assembly is located between the primary left guide rod and the primary right guide rod, and it includes a secondary left guide sleeve arranged on the left side of the primary support plate, and a secondary left guide sleeve arranged on the left side of the primary support plate The second-level right guide sleeve on the right side of the first-level support plate, the second-level left guide rod that is sleeved on the second-level left guide sleeve and can slide up and down along the second-level left guide sleeve, and is sleeved on the second-level left guide sleeve. A secondary right guide rod on the right guide sleeve that can slide up and down along the secondary right guide sleeve, a secondary support plate connected to the secondary left guide rod and the lower end of the secondary right guide rod;

The three-level telescopic guide assembly is located between the second-level left guide rod and the second-level right guide rod, and it includes a third-level left guide sleeve arranged on the left side of the second-level support plate, and a third-level left guide sleeve arranged on the second-level support plate. The third-level right guide sleeve on the right side of the second-level support plate, the third-level left guide rod that is sleeved on the third-level left guide sleeve and can slide up and down along the third-level left guide sleeve, and is sleeved on the third-level A three-stage right guide rod on the right guide sleeve that can slide up and down along the three-stage right guide sleeve, the lower ends of the three-stage left guide rod and the three-stage right guide rod are connected with the upper end of the upper dinner plate .

As mentioned above, the hanging rail type automatic meal delivery equipment, the meal lifting mechanism also includes a limit switch arranged on the left side of the second mounting base, the front end of the limit switch protrudes from the front end of the second mounting base , and when the upper plate rises to touch the limit switch, the limit switch controls the lifting drive part to stop rotating.

Compared with the prior art, the above-mentioned application has the following advantages:

1. This application intercepts the meal box carried by the food delivery trolley to the serving lifting mechanism through the intercepting component, and then lowers and transports the meal box to the dining table through the serving lifting mechanism for customers to enjoy. In this way, the lunch box can be quickly delivered to the customer's table, thereby greatly improving the service efficiency, gaining the affirmation of the customer, and avoiding collision with the customer, thereby minimizing the risk of automatic food delivery and improving the quality of food delivery. customer dining safety;

2. In this application, the adjustment assembly is matched with the guide wheel set to realize the adjustment guide device to adjust and guide the food delivery trolley to move along the support rail, so that the meal delivery trolley can move the lunch box Fast delivery to the destination, thereby further improving service efficiency;

3. This application is not only simple in structure, convenient in processing and assembly, but also avoids collisions with customers during automatic food delivery, thereby reducing the economic cost of the enterprise to the greatest extent.

Description of drawings

Below in conjunction with accompanying drawing and embodiment of the present invention, further describe in detail:

Fig. 1 is a perspective view of an embodiment of the hanging rail type automatic food delivery equipment of the present application.

Fig. 2 is a perspective view of an embodiment of the hanging rail type automatic meal delivery device of the present application.

Fig. 3 is a perspective view of an embodiment of the hanging rail type automatic meal delivery device of the present application, showing the state that the meal delivery trolley is located on the meal serving lifting structure.

Fig. 4 is a perspective view of the food delivery trolley in the embodiment of the hanging rail type automatic food delivery equipment of the present application.

Fig. 5 is an exploded view of a partial decomposition of the food delivery trolley in the embodiment of the hanging rail type automatic food delivery equipment of the present application.

Fig. 6 is a perspective view of the serving lifting structure in the embodiment of the hanging rail type automatic meal delivery device of the present application, showing the state that the upper serving tray is raised.

Fig. 7 is a perspective view of the serving lifting structure in the embodiment of the hanging rail type automatic meal delivery device of the present application, showing the state that the upper serving tray is lowered.

Fig. 8 is a perspective view of the adjustment guide device in the embodiment of the hanging rail type automatic food delivery equipment of the present application.

Fig. 9 is a bottom view of the adjustment guide device hiding the support plate in the embodiment of the hanging rail type automatic food delivery equipment of the present application.

Fig. 10 is a partial enlarged view I of Fig. 7 .

FIG. 11 is a partially enlarged view II of FIG. 9 .

Detailed ways

The present application will be described in further detail below through specific embodiments in conjunction with the accompanying drawings.

As shown in Figure 1-11, the hanging rail type automatic food delivery equipment includes a supporting hanging rail 1, a supporting bracket 2, a food delivery trolley 3, a meal lifting mechanism 4 and an intercepting component 5.

Specifically, the support suspension rail 1 is arranged on the ceiling of the dining room, the support bracket 2 is connected with the support suspension rail 1, and the meal delivery trolley 3 is hoisted on the support suspension rail 1 and along the support The hanging rail 1 moves, and the serving lifting mechanism 4 is arranged on the upper end of the supporting bracket 2. When the meal delivery trolley 3 carries a lunch box and moves along the supporting hanging rail 1 and passes through the serving lifting mechanism 4, The intercepting assembly 5 intercepts the lunch box onto the serving lifting mechanism 4, and then the serving lifting mechanism 4 lowers the lunch box and transports it to a designated location.

The present application intercepts the meal box carried by the meal delivery trolley 3 onto the serving lifting mechanism 4 through the intercepting assembly 5, and then lowers and transports the meal box to the dining table through the serving lifting mechanism 4 for customers Enjoy, in this way, the lunch box can be quickly delivered to the customer's table, thereby greatly improving the service efficiency, gaining the affirmation of the customer, and avoiding collision with the customer, thereby minimizing the danger of automatic food delivery , Improve customer dining safety.

The food delivery trolley 3 includes a first mounting base 31 , a loading tray 32 , a rotating drive component 33 , a transmission assembly 34 and an adjustment guiding device 35 .

The loading tray 32 is located under the first mounting base 31 and is used for placing lunch boxes; the rotating drive part 33 is located on the first mounting base 31; the transmission assembly 34 is located on the second mounting base 31; On a mounting base 31, it is connected with the rotary drive part 33, and is driven to rotate by the rotary drive part 33 so that the food delivery trolley 3 moves along the supporting suspension rail 1; the adjustment guiding device 35 is arranged on the left and right sides of the rotating drive part 33, and adjusts and guides the movement of the food delivery trolley 3 along the supporting suspension rail 1. Because the supporting suspension rail 1 has the phenomenon of ups and downs or horizontal turning, the adjustment guiding device 35 is used to adjust the food delivery trolley 3 to pass through the supporting suspension rail 1 smoothly.

The transmission assembly 34 includes a driving wheel 341 , a first driven wheel 342 and a second driven wheel 343 .

The driving wheel 341 is located on the front side of the first mount 31 and is connected to the power output end of the rotating drive part 33; the first driven wheel 342 is located above the driving wheel 341 and is connected to the The driving wheels 341 are connected, and the connection method can be selected as tooth mesh connection or connection through a conveyor belt, but the preferred connection method is to connect through a conveyor belt, which can not only meet the connection and transmission requirements, but also achieve simple transmission of power. Purpose: The second driven wheel 343 is located at the rear side of the first driven wheel 342 and connected with the first driven wheel 342, and its outer peripheral surface is in contact with the upper end surface of the supporting suspension rail 1; the active The wheel 341 is driven and rotated by the rotary driving part 33, thereby driving the first driven wheel 342 to rotate in conjunction with the second driven wheel 343, so that the second driven wheel 343 extends along the extension of the supporting suspension rail 1 Direction forward scrolling.

The adjustment guide device 35 includes a support plate 351 , a support column 352 , an adjustment assembly 353 and a guide wheel set 354 .

The support column 352 is sleeved between the first installation seat 31 and the support plate 351, and its upper end protrudes from the upper end surface of the support plate 351; the adjustment assembly 353 is sleeved on the support column 352; the guide wheel set 354 is arranged on the adjustment assembly 353, and is adjusted by the adjustment assembly 353 to be close to the support suspension rail 1 in real time. The adjustment assembly 353 cooperates with the guide wheel set 354 to realize the adjustment guide device 35 to adjust and guide the food delivery trolley 3 to move along the support rail 1, so that the food delivery trolley 3 can move The meal box is quickly delivered to the destination, which further improves service efficiency.

The support column 352 includes a front support column 3521 located at the front side of the support plate 351 , and a rear support column 3522 located at the rear side of the support plate 351 . Its purpose is to facilitate assembly.

The adjustment assembly 353 includes a front floating block 3531, a rear floating block 3532, a through shaft 3533, a front elastic element 3534, a front lower elastic element 3535, a rear elastic element 3536, a rear lower elastic element 3537, a front locking part 3538 and a rear locking element. Lock part 3539.

The front floating block 3531 is located at the upper end of the front support column 3521; the rear floating block 3532 is located at the upper end of the rear support column 3522; The floating block 3531 and the rear floating block 3532, and its front end protrudes from the front end surface of the front floating block 3531, and the rear end extends from the rear end surface of the rear floating block 3532; the front elastic element 3534 is sleeved on the The front end of the penetrating shaft 3533 is limited by the front floating block 3531; the front lower elastic element 3535 is sleeved between the front support column 3521 and the front floating block 3531, and its upper end extends into the The inside of the front floating block 3531; the rear elastic element 3536 is sleeved on the rear end of the through shaft 3533, and is limited by the rear floating block 3532; the rear lower elastic element 3537 is sleeved on the rear between the support column 3522 and the rear floating block 3532, and its upper end extends into the interior of the rear floating block 3532; the front locking part 3538 is arranged at the front end of the through shaft 3533, and locks the front elastic Element 3534; the rear locking part 3539 is arranged at the rear end of the through shaft 3533, and locks the rear elastic element 3536; between the rear floating block 3532 and the rear lower elastic element 3537 and the front There is an installation gap 3530 between the floating block 3531 and the front lower elastic element 3535 .

The guiding wheel set 354 includes a front guiding wheel 3541 , a rear guiding wheel 3542 and a lower guiding wheel 3543 .

The front guide wheel 3541 is connected to the upper end of the front floating block 3531; the rear guide wheel 3542 is connected to the upper end of the rear floating block 3532; the lower guide wheel 3543 is located between the front floating block 3531 and the rear between the floating blocks 3532 and penetrated by the penetrating shaft 3533 .

When the food delivery trolley 3 turns into a horizontal curve along the extension direction of the support suspension rail 1 (turning along the support suspension rail 1 in the horizontal direction), the front floating block 3531 is positioned at the outside of the horizontal curve and is held horizontally. The curve is extruded and moved outward, so that the front floating block 3531 compresses the front elastic element 3534 and drives the front guide wheel 3541 to move outside the horizontal curve. During this movement, the compression of the front elastic element 3534 The amount is equal to the width of the installation gap 3530; at the same time, the rear elastic element 3536 squeezes the rear floating block 3532 to link the rear guide wheel 3542 to move toward the outside of the horizontal curve, and is used to cooperate with the front guide wheel 3541 to Guide described meal delivery dolly 3 to continue to move forward.

When the food delivery trolley 3 turns out of the horizontal curve along the extension direction of the support suspension rail 1, the function of the adjustment guide device 35 is the same as that of the meal delivery trolley 3 turning in along the extension direction of the support suspension rail 1. The opposite is true for horizontal curves.

When the food delivery trolley 3 goes uphill along the extension direction of the support suspension rail 1 (uphill along the support suspension rail 1 in the vertical direction), the front lower elastic element 3535 and the rear lower elastic element 3537 Push the lower guide wheel 3543 close to the support rail 1 so that the lower guide wheel 3543 cooperates with the second driven wheel 343 to guide the meal delivery trolley 3 to extend along the support rail 1 direction uphill movement.

The serving lifting mechanism 4 includes a second mounting base 41 , a lifting drive part 42 , a serving plate 43 , a connecting rope 44 and a telescopic guide assembly 45 .

The second mounting base 41 is connected to the supporting bracket 2 and is located between the supporting bracket 2 and the supporting suspension rail 1; the lifting drive part 42 is arranged on the second mounting base 41; The height of the upper end of the upper plate 43 is lower than the height of the lower end of the loading plate 32; one end of the connecting rope 44 is connected with the upper plate 43, and the other end is connected with the lifting drive part 42; the telescopic guide The component 45 is arranged on the front side of the second mounting base 41 , and its lower end is connected with the upper plate 43 . When the lifting drive part 42 rotates to retract the connecting rope 44, the connecting rope 44 cooperates with the telescopic guide assembly 45 to drive the upper dinner plate 43 up and down along the vertical direction of the support bracket 2 Lifting movement. Its advantage is that the connecting rope 44 is retracted by the lifting drive part 42 and cooperates with the telescopic guide assembly 45 to realize automatic lifting and conveying of the upper plate 43, thereby highlighting that the hanging rail type automatic meal delivery device of this application has a A prominent feature of a high degree of automation.

The telescopic guide assembly 45 includes a primary telescopic guide assembly 451 , a secondary telescopic guide assembly 452 and a tertiary telescopic guide assembly 453 .

The first-stage telescopic guide assembly 451 includes a left front guide sleeve 4511 disposed on the left front side of the second installation base 41, a right front guide sleeve 4512 disposed on the right front side of the second installation base 41, and sleeved on the left front guide sleeve. A first-level left guide rod 4513 on the sleeve 4511 and capable of sliding up and down along the left front guide sleeve 4511, a first-level right guide rod 4514 sleeved on the right front guide sleeve 4512 and capable of sliding up and down along the right front guide sleeve 4512 1. The first-stage support plate 4515 connected to the lower ends of the first-stage left guide rod 4513 and the first-stage right guide rod 4514.

The secondary telescopic guide assembly 452 is located between the primary left guide rod 4513 and the primary right guide rod 4514, and it includes a secondary left guide sleeve 4521 arranged on the left side of the primary support plate 4515 , the secondary right guide sleeve 4522 set on the right side of the primary support plate 4515, the secondary left guide sleeve set on the secondary left guide sleeve 4521 and capable of sliding up and down along the secondary left guide sleeve 4521 The rod 4523, the secondary right guide rod 4524 which is sleeved on the secondary right guide sleeve 4522 and can slide up and down along the secondary right guide sleeve 4522, is connected to the secondary left guide rod 4523 and the secondary The secondary support plate 4525 at the lower end of the right guide rod 4524 of the stage.

The three-stage telescopic guide assembly 453 is located between the two-stage left guide rod 4523 and the two-stage right guide rod 4524, and it includes a three-stage left guide sleeve 4531 arranged on the left side of the two-stage support plate 4525 , the third-level right guide sleeve 4532 set on the right side of the second-level support plate 4525, the third-level left guide sleeve that is sleeved on the third-level left guide sleeve 4531 and can slide up and down along the third-level left guide sleeve 4531 Rod 4533, a three-stage right guide rod 4534 that is sleeved on the three-stage right guide sleeve 4532 and can slide up and down along the three-stage right guide sleeve 4532, the three-stage left guide rod 4533 and the three-stage right guide rod 4533 The lower end of the guide rod 4534 is connected with the upper end of the upper plate 43 .

When the upper dinner plate 43 is lifted and stored, the third-stage telescopic guide assembly 453 and the second-stage telescopic guide assembly 452 shrink upwards in sequence, and then link the first-stage left guide rod 4513 and the first-stage The right guide rod 4514 and the first-level support plate 4515 continue to shrink upwards, so that the third-level telescopic guide assembly 453, the second-level telescopic guide assembly 452, and the first-level telescopic guide assembly 451 are arranged in sequence from the inside to the outside. The advantage is that it can reduce the occupied space and meet the actual needs.

When the upper dinner plate 43 is lowered and conveyed, the functions of the third-stage telescopic guide assembly 453, the second-stage telescopic guide assembly 452, and the first-stage telescopic guide assembly 451 are the same as when the upper dinner plate 43 is lifted and stored. The effect is opposite.

The intercepting assembly 5 includes a rotating drive part 51 and an intercepting part 52 . The rotation driving part 51 is arranged on the right rear side of the second mounting base 41; connected; when the intercepting member 52 is driven by the rotating drive member 51 to rotate to be parallel to the upper dinner plate 43, there is a gap between the intercepting member 52 and the upper dinner plate 43, and then When the meal box carried by the meal delivery trolley 3 is intercepted by the intercepting member 52 to the upper dinner tray 43, the loading tray 32 moves out of the upper dinner tray 43 from the clearance gap; When the component 51 rotates to drive the intercepting component 52 to rotate to be perpendicular to the upper plate 43, it is used to make way for the meal delivery trolley 3 to pass through the upper meal lifting mechanism 4, so that the meal delivery trolley 3 reaches The next meal delivery position is conducive to improving the delivery speed of the hanging rail type automatic meal delivery equipment of the present application.

The serving lifting mechanism 4 also includes a limit switch 46 , the limit switch 46 is arranged on the left side of the second mounting base 41 , and its front end protrudes from the front end of the second mounting base 41 . When the upper plate 43 rises to touch the limit switch 46 , the limit switch 46 controls the lift driving part 42 to stop rotating. Its advantage is that it can further improve the degree of automation of the hanging rail type automatic food delivery equipment of the present application.

The rotation driving part 33 , the lifting driving part 42 and the rotation driving part 51 are all preferably driving motors.

The first driven wheel 342, the second driven wheel 343 and the lower guide wheel 3543 are all preferably rubber wheels. The advantage is that the friction of the rubber wheels is relatively large, which is convenient for rolling forward, and it can effectively Minimize noise and improve customer satisfaction with restaurants.

The present application intercepts the meal box carried by the meal delivery trolley 3 onto the serving lifting mechanism 4 through the intercepting assembly 5, and then lowers and transports the meal box to the dining table through the serving lifting mechanism 4 for customers Enjoy, in this way, the lunch box can be quickly delivered to the customer's table, thereby greatly improving the service efficiency, gaining the affirmation of the customer, and avoiding collision with the customer, thereby minimizing the danger of automatic food delivery , Improve customer dining safety.

In summary, the embodiments of the present application have been described in detail, but the present application is not limited to the above embodiments. Even if it makes various changes to the application, it still falls within the protection scope of the application.

Claims (6)

1. Hanging rail type automatic food delivery equipment, comprising a supporting hanging rail (1) on the ceiling and a supporting bracket (2) connected with the supporting hanging rail (1), characterized in that: the hanging rail type Automatic food delivery equipment also includes: a meal delivery trolley (3), which is hoisted on the supporting rail (1) and can carry a lunch box and move along the supporting rail (1); The lifting mechanism (4) for serving meals is located at the upper end of the support bracket (2); Intercepting assembly (5), it is located on the described meal lifting mechanism (4); When the meal delivery trolley (3) carries the meal box and moves along the support rail (1) and passes the meal lifting mechanism (4), the interception assembly (5) intercepts the meal box on the upper Meal lifting mechanism (4), and then said meal lifting mechanism (4) lowers the meal box and transports it to the designated place; Described food delivery trolley (3) comprises: the first mounting seat (31); a loading tray (32), which is arranged below the first installation seat (31) and is used for placing lunch boxes; a rotary drive component (33), which is arranged on the first mounting seat (31); A transmission assembly (34), which is arranged on the first mounting seat (31), is connected with the rotation driving part (33), and is driven to rotate by the rotation driving part (33) so that the The food delivery trolley (3) moves along the support rail (1); Adjusting the guide device (35), which is arranged on the left and right sides of the rotating drive part (33), and adjusts and guides the movement of the food delivery trolley (3) along the supporting suspension rail (1); The adjustment guide (35) includes: support plate (351); a support column (352), which is sheathed between the first installation seat (31) and the support plate (351), and whose upper end protrudes from the upper end surface of the support plate (351); An adjustment component (353), which is sheathed on the upper end of the support column (352); A guide wheel set (354), which is arranged on the adjustment assembly (353), and is adjusted by the adjustment assembly (353) so as to be close to the support suspension rail (1) in real time; The support column (352) includes a front support column (3521) located at the front side of the support plate (351), and a rear support column (3522) located at the rear side of the support plate (351); The adjustment assembly (353) includes: A front floating block (3531), which is located at the upper end of the front support column (3521); a rear slider (3532), which is located at the upper end of the rear support column (3522); A penetrating shaft (3533), which runs through the front floating block (3531) and the rear floating block (3532) along the front-back direction of the support plate (351), and its front end protrudes from the front floating block (3531) The front end face and the rear end stretch out from the rear end face of the rear floating block (3532); The front elastic element (3534), which is sleeved on the front end of the through shaft (3533), and is limited by the front floating block (3531); The front lower elastic element (3535), which is sleeved between the front support column (3521) and the front floating block (3531), and its upper end extends into the inside of the front floating block (3531); The rear elastic element (3536), which is sleeved on the rear end of the through shaft (3533), and is limited by the rear floating block (3532); The rear lower elastic element (3537), which is sleeved between the rear support column (3522) and the rear floating block (3532), and its upper end extends into the interior of the rear floating block (3532); a front locking part (3538), which is arranged at the front end of the through shaft (3533), and locks the front elastic element (3534); a rear locking part (3539), which is arranged at the rear end of the through shaft (3533), and locks the rear elastic element (3536); There are installation gaps (3530) between the rear floating block (3532) and the rear lower elastic element (3537) and between the front floating block (3531) and the front lower elastic element (3535). 2. The hanging rail type automatic meal delivery device according to claim 1, characterized in that: the guide wheel set (354) comprises: A front guide wheel (3541), which is connected to the upper end of the front floating block (3531); The rear guide wheel (3542), which is connected to the upper end of the rear slider (3532); The lower guide wheel (3543) is located between the front floating block (3531) and the rear floating block (3532), and is penetrated by the through shaft (3533). 3. The hanging rail type automatic meal delivery device according to claim 2, characterized in that: the meal serving lifting mechanism (4) comprises: A second mounting seat (41), which is connected to the support bracket (2) and located between the support bracket (2) and the support suspension rail (1); a lifting drive component (42), which is arranged on the second mounting seat (41); The upper plate (43), the height of its upper end is lower than the height of the lower end of the carrying plate (32); A connecting rope (44), one end of which is connected with the upper plate (43), and the other end is connected with the lifting drive part (42); a telescopic guide assembly (45), which is arranged on the front side of the second mounting seat (41), and whose lower end is connected with the upper dinner plate (43); When the lifting driving part (42) rotates to retract the connecting rope (44), the connecting rope (44) cooperates with the telescopic guide assembly (45) to drive the upper plate (43) along the The vertical direction of the support bracket (2) moves up and down. 4. The hanging rail type automatic meal delivery device according to claim 3, characterized in that: the interception assembly (5) comprises: A rotating drive component (51), which is arranged on the right rear side of the second mounting seat (41); An intercepting component (52), which is located on the right side of the second mount (41), and its rear end is connected to the power output end of the rotating drive component (51); The intercepting part (52) is driven and rotated by the rotating drive part (51) to be parallel to the upper dinner plate (43), and there is a clearance gap with the upper dinner plate (43), so that the When the meal box carried by the meal delivery trolley (3) is intercepted by the intercepting component (52) to the upper plate (43), the loading plate (32) also moves out of the upper plate from the clearance gap (43). 5. The hanging rail type automatic meal delivery device according to claim 3, characterized in that: the telescopic guide assembly (45) comprises: A first-stage telescopic guide assembly (451), which includes a left front guide sleeve (4511) located on the left front side of the second mounting base (41), a right front guide sleeve (4511) located on the right front side of the second mounting base (41) 4512), a first-level left guide rod (4513), which is sleeved on the left front guide sleeve (4511) and can slide up and down along the left front guide sleeve (4511), is sleeved on the right front guide sleeve (4512) And the first-level right guide rod (4514) that can slide up and down along the right front guide sleeve (4512), the first-level guide rod (4514) connected to the lower end of the first-level left guide rod (4513) and the first-level right guide rod (4514) support plate (4515); A secondary telescopic guide assembly (452), which is located between the primary left guide rod (4513) and the primary right guide rod (4514), and which includes a The secondary left guide bush (4521) on the side, the secondary right guide bush (4522) on the right side of the primary support plate (4515), is sleeved on the secondary left guide bush (4521) and can The secondary left guide rod (4523) sliding up and down along the secondary left guide sleeve (4521) is sleeved on the secondary right guide sleeve (4522) and can slide along the secondary right guide sleeve (4522) A secondary right guide rod (4524) sliding up and down, a secondary support plate (4525) connected to the lower end of the secondary left guide rod (4523) and the secondary right guide rod (4524); The three-stage telescopic guide assembly (453) is located between the two-stage left guide rod (4523) and the two-stage right guide rod (4524), and includes a The third-stage left guide bush (4531) on the side, the third-stage right guide bush (4532) on the right side of the second-stage support plate (4525), and the third-stage left guide bush (4531) are sleeved on the third-stage left guide bush (4531) and can The three-stage left guide rod (4533) sliding up and down along the three-stage left guide sleeve (4531) is sleeved on the three-stage right guide sleeve (4532) and can slide along the three-stage right guide sleeve (4532) The three-stage right guide rod (4534) sliding up and down, the lower ends of the three-stage left guide rod (4533) and the three-stage right guide rod (4534) are connected with the upper end of the upper dinner plate (43). 6. The hanging rail type automatic meal delivery device according to claim 3, characterized in that: the serving lifting mechanism (4) also includes a limit switch ( 46), the front end of the limit switch (46) protrudes from the front end of the second mounting seat (41), and when the upper plate (43) rises to touch the limit switch (46) , the limit switch (46) controls the lifting drive part (42) to stop rotating.