CN116216279A - Automatic issuing system and automatic issuing method for commercial vehicle body - Google Patents

Abstract

The utility model relates to an automatic issuing system of a commercial vehicle body, which comprises a vehicle-watching and signboard vehicle parking centering auxiliary system; the plate watching vehicle comprises a bidirectional power straight rolling machine; the bidirectional power straight rolling machine is in butt joint with a rolling machine in a triple type lifter for delivery during delivery; and the parking centering auxiliary system is used for assisting in maintaining the parking positioning accuracy of the plate-looking vehicle. The utility model also relates to an automatic issuing method of the commercial vehicle body, which comprises the following steps: the empty signboard car enters a signboard car parking space; calibrating the parking precision of the plate seeing vehicle; sending the finished automobile body to a delivery port; lowering the finished automobile body to the same layer as the automobile body; pushing the prying body and the finished automobile body into the signboard automobile together; and repeatedly executing until the delivery work is finished. The utility model reduces the labor cost and effectively improves the automation degree of workshops; damage is avoided, and drop precision is avoided; no manual operation is required; the finished automobile body directly enters a plate seeing vehicle and is automatically delivered; the quality problem of part damage caused by manual hoisting is reduced.

Description

Automatic delivery system and automatic delivery method for commercial vehicle body

technical field

The invention relates to the technical field of automobile assembly and transmission, in particular to an automatic delivery system and an automatic delivery method for commercial vehicle bodies.

Background technique

During the manufacturing process of commercial vehicles, the transfer of the whole assembly will be involved. As the largest and most basic component of a commercial vehicle, the bodywork is very important for its transfer. In the process of car body transfer, one link is delivery.

The so-called delivery can be simply understood as the interface for transferring the body from one area to another; this interface includes not only related equipment, but also related work processes, which is a complete operating system.

At present, in terms of delivery in the prior art, automobile manufacturers generally adopt a manual delivery method, specifically:

The first step is to manually open the door of the finished car body at a certain angle;

In the second step, the remote control hook is used to hang the left and right side door frames of the finished car body;

The third step is to lift the finished car body to a suitable height and move it to the top of the kanban car through the crane;

The fourth step is to place the finished car body to the skid body of the kanban car to complete the delivery of the finished car body.

After retrieval, there is currently no prior art related to the delivery method of the automated vehicle body; and the prior art closest to the present invention is the application number CN201720341053.9, the application date is April 01, 2017, and the name is "body transfer Appliance" Chinese utility model patent, which discloses the following technical features:

1. A vehicle body transfer device, comprising a transfer frame and a vehicle body front support positioning mechanism and a vehicle body rear support positioning mechanism arranged on the transfer frame, the vehicle body front support positioning mechanism includes a front lateral adjustment structure and a front longitudinal adjustment structure , the support and positioning mechanism at the rear of the vehicle body includes a rear lateral adjustment structure;

2. The transfer frame is a frame structure;

3. The front longitudinal adjustment structure is set on the transfer frame, the front horizontal adjustment structure is set on the front longitudinal adjustment structure, and the front horizontal adjustment structure is equipped with a front support sleeve that can be adjusted up and down;

4. The rear lateral adjustment structure is equipped with an up and down adjustable rear support sleeve;

5. The front longitudinal adjustment structure includes a longitudinal rod and a mounting plate located at the lower part of the front lateral adjustment structure. The mounting plate is provided with fixing holes, and the longitudinal rod is provided with a set of adjustment holes that can cooperate with the fixing holes;

6. The front lateral adjustment structure includes a cross bar and a front support frame. The lower part of the front support frame is provided with fixing holes, and the cross bar is provided with a set of adjustment holes that can cooperate with the fixing holes;

7. The front lateral adjustment structure is provided with a front support frame, a front support rod is provided on the front support rod, a set of positioning holes is provided on the front support rod, and a set of positioning holes is provided on the front support sleeve. matching holes;

8. The rear lateral adjustment structure includes a cross bar and a rear support frame. The lower part of the rear support frame is provided with a mounting plate, the mounting plate is provided with fixing holes, and the cross bar is provided with a set of adjustment holes that can be matched with the fixing holes;

9. The rear support frame is provided with a rear support rod, the rear support sleeve is provided with a set of positioning holes, and the rear support sleeve is provided with a set of adjustment holes that can be matched with the positioning holes.

Apparently, the focus of this prior art is to provide a body transfer device structure, especially the front and rear supports on the transfer frame can be adjusted horizontally and vertically, which can meet the positioning and transfer of different car bodies. However, this prior art still does not optimize the delivery process from the perspective of workflow.

Further, the existing manual delivery operation mode has the following defects:

1. Due to the uneven pick-up time and speed of the kanban car, it is easy to make the working hours of the delivery personnel have the characteristics of large span and large fluctuations, which may easily cause unbalanced job saturation of the delivery personnel and affect the job saturation of the staff. a balanced distribution of

2. Due to the difficulty of manual lifting and transportation, various quality defects are prone to occur. The hook needs to avoid the roof, which is very easy to cause negligent operation errors; and negligent operation is very easy to cause including but not limited to side roof pits, outlines Problems such as broken lamps, and repeated lifting will lead to crushing of curtain rails;

3. Since the precision of the finished product body is difficult to guarantee manually, an accident is very likely to occur, that is, when it is placed on the skid body of the kanban car, the manual judgment of the position may easily cause the horn and the preheating oil pipe to be crushed;

4. Since the pry body in the kanban car needs to be manually switched according to the vehicle model information, the support position and support height must be adjusted, but manual switching is laborious, laborious and error-prone, so manual work is inefficient in this dimension , and prone to errors and accidents;

5. Due to the addition of new models, the kanban car needs to increase the corresponding support point, so the number of transformations for the kanban car is large, the impact is great, and it is extremely inconvenient;

6. Due to the different lengths of the finished car bodies of different models, the center of gravity of the structure is slightly deviated from front to back, so when the door frame is manually lifted to lift the finished car body, it will cause the finished car body to tilt backward, which in turn increases the probability of safety accidents;

7. When the tempo of the production line increases to a certain height, the operation speed of manual delivery becomes the bottleneck of the process, resulting in the problem that the slow speed of manual delivery cannot meet the production and delivery needs of the production line.

Contents of the invention

In view of the above problems, the present invention provides an automatic delivery system and an automatic delivery method for commercial vehicle bodies, the purpose of which is to reduce labor costs, effectively improve the degree of automation in the workshop, and avoid damage to the finished car body itself when lifting the door frame of the finished car body At the same time, it eliminates the problem of inaccurate positioning of the finished car body; the skid body of the kanban car is modified into a straight rolling bed form, which is directly connected to the skid body and the finished car body, without manual work, and the overall delivery operation is completed automatically; guarantee The kanban trolley and the triple-type elevator can be smoothly docked to prevent the center axes of the two parts from overlapping and the body cannot enter the kanban trolley smoothly; The finished car body and skid body can be directly put on the kanban car through the rolling bed to complete the automatic delivery of the car body; it can effectively reduce labor costs, improve the overall automation rate of the workshop, and reduce the quality problems of component damage caused by manual lifting.

In order to solve the above problems, the technical solution provided by the invention is:

An automatic delivery system for a commercial vehicle body, including a kanban car and a kanban car parking centering auxiliary system; wherein:

The kanban car is a two-way power straight-running roller bed structure, including a two-way power straight-running roller bed; the two-way power straight-running roller bed is docked with the roller bed in the triple elevator for delivery during handover;

The kanban car parking and centering auxiliary system is used to assist in maintaining the parking positioning accuracy of the kanban car and ensure that the kanban car is accurately parked at a centered position.

Preferably, the two-way power straight rolling bed is arranged in the middle of the compartment of the kanban car; the two ends of the two-way power straight rolling bed are provided with anti-rushing safety devices; the two-way power straight rolling bed is also provided with clamping mechanism.

Preferably, the kanban truck parking centering auxiliary system includes an anti-collision wall, a limit mechanism, and a drag correction belt; wherein:

The anti-collision wall is set at the rear of the kanban car parking space; the kanban car parking space is on the first floor, close to the intersection;

The limit mechanism is arranged on the left and right sides of the parking space of the kanban car;

The drag correction belt is set at the bottom of the kanban car parking space.

Preferably, the limiting mechanism includes a front wheel limiting mechanism and a rear wheel limiting mechanism.

Preferably, the drag correction belt includes a front wheel drag correction belt and a rear wheel drag correction belt.

An automatic delivery method for a commercial vehicle body of an automatic delivery system for a commercial vehicle body, comprising the following steps:

S100. Put the unloaded kanban car into the parking space of the kanban car, and then make preparations for accessing the finished vehicle body;

S200. Calibrate the parking accuracy of the kanban car;

S300. Transporting the finished vehicle body from the interior of the finished product conveying area until it arrives at the delivery port;

S400. Lowering the finished car body from the second floor to the first floor by the triple elevator, which is on the same floor as the kanban car;

S500. Using the rolling bed in the triple elevator, push the skid body together with the finished vehicle body to the two-way power straight rolling bed in the kanban car; each skid body is uniquely corresponding and loaded with one said finished body;

S600. Repeat S100-500 until all the skid body and the finished vehicle body are pushed into the two-way power straight rolling bed in the kanban car; and the delivery work is completed.

Preferably, in S100, after the kanban car enters the parking space of the kanban car, the distance between the parking space of the kanban car and the docked triple lift is limited by the anti-collision wall;

After the kanban cart enters the parking space of the kanban cart, the deviation of the left and right sides of the kanban cart when stopping is limited by the limit mechanism.

Preferably, S200 specifically includes the following steps:

S210. Correct the parking accuracy of the front wheels of the kanban car by using the front wheel drag correction belt, and at the same time correct the parking accuracy of the rear wheels of the kanban car by using the rear wheel drag correction belt, After the kanban car finishes parking, the central axis of the two-way power straight rolling bed in the kanban car coincides with the central axis of the rolling bed in the triple elevator;

S220. The kanban truck transports the empty skid body to the empty skid return line inside the finished product conveying area in the workshop through the triple elevator; the empty skid return line is on the second floor;

S230. The kanban car turns on a waiting mode, ready to be connected to the finished vehicle body at any time.

Preferably, S220 specifically includes the following steps:

S221. In the finished product conveying area, use the triple elevator to access the empty skid body from the kanban car on the first floor;

S222. The triple lift lifts to the second floor, and then sends the empty skid body into the empty skid return line;

S223. The triple lifter is ready to be connected to the finished vehicle body at any time.

Preferably, S500 specifically includes the following steps:

S510. Transporting the skid body together with the finished vehicle body to the delivery port on the second floor of the workshop through the roller bed and the transfer machine in sequence;

S520. Pushing the skid body and the finished vehicle body carried by the skid body into the triple lifter by means of a traveling machine; one triple lifter can load at most 3 sets of the finished car body and The pry body for carrying the corresponding finished vehicle body under each finished vehicle body;

S530. The triple elevator takes the finished car body and the pry body under the finished car body for carrying the corresponding finished car body, and descends from the second floor to the first floor;

S540. Using the rolling bed in the triple elevator, push the skid body together with the finished vehicle body to the two-way power straight rolling bed in the kanban car.

Compared with the prior art, the present invention has the following advantages:

1. Compared with the existing manual operation method, the delivery method of the present invention does not need to switch the support point in the kanban car, thereby reducing the labor cost and effectively improving the degree of automation of the workshop;

2. Since the present invention does not need to switch the support points inside the kanban car, it avoids the damage to the finished car body itself when lifting the door frame of the finished car body, and at the same time eliminates the problem of inaccurate placement of the finished car body;

3. Due to the transformation of the structure of the kanban car, the existing technology uses the kanban car as a pry body support to carry the finished car body, and when picking up the car, it is necessary to manually switch the pry body support, which is time-consuming and laborious. In comparison, the present invention uses the kanban car The skid body is modified into a straight rolling bed form, which is directly connected to the skid body and the finished body, without manual work, and the overall delivery operation is completed automatically;

4. Since the present invention adopts the parking centering auxiliary system, the accuracy of the front, rear and left and right sides of the kanban car when it enters the parking space is improved, thereby ensuring the smooth docking of the kanban car rolling bed and the triple lifter, and avoiding the central axis of the two-part rolling bed Non-overlapping pry body and body cannot smoothly enter the kanban car rolling bed;

5. Since the kanban trucks of the prior art carry the finished car body through the support points, it is not convenient for the implementation of the automatic delivery scheme of the subsequent car body; and in comparison, the rear part of the kanban car after the transformation of the present invention is similar to carrying multiple Straight rolling bed, the finished car body and pry body can directly enter the kanban car through the rolling bed, and complete the automatic delivery of the car body;

6. Since the method of the present invention does not require manual intervention in the whole process, but automatically completes the delivery operation, the labor cost can be effectively reduced after the present invention is adopted, the overall automation rate of the workshop can be improved, and the quality problem of component damage caused by manual lifting can be reduced. .

Description of drawings

Fig. 1 is the top view schematic diagram of the layout of the automatic delivery mouth of the specific embodiment of the present invention;

Fig. 2a is a schematic top view of a kanban cart according to a specific embodiment of the present invention;

Fig. 2b is a schematic top view of a kanban cart in the prior art;

Fig. 3a is a top view schematic diagram of the kanban truck parking centering auxiliary system according to a specific embodiment of the present invention;

Fig. 3b is a schematic diagram of the right side view of the kanban car parking centering auxiliary system according to a specific embodiment of the present invention;

Fig. 4 is a schematic flow chart of an automatic delivery method for a commercial vehicle body according to a specific embodiment of the present invention.

Among them: 1. Kanban car, 2. Two-way power straight rolling bed, 3. Triple lift, 4. Anti-collision wall, 5. Intersection, 6. Finished body, 7. Front wheel limit mechanism, 8. Rear wheel limit Position mechanism, 9. The front wheel drags the correction belt, 10. The rear wheel drags the correction belt, 11. The support point can be adjusted.

Detailed ways

Below in conjunction with specific embodiment, further illustrate the present invention, should be understood that these embodiments are only used to illustrate the present invention and are not intended to limit the scope of the present invention, after having read the present invention, those skilled in the art will understand various equivalent forms of the present invention All modifications fall within the scope defined by the appended claims of the present application.

As shown in Figure 1, an automatic delivery system for a commercial vehicle body includes a kanban car 1 and a kanban car parking alignment assist system; wherein:

As shown in Figure 2a, the kanban car 1 of the present invention is a two-way power straight rolling bed 2 structure, including a two-way power straight rolling bed 2; The bed is docked.

In this specific embodiment, the two-way power straight rolling bed 2 is arranged in the middle position of the carriage of the kanban car 1; A clamping mechanism is provided.

It should be noted that, as shown in Figure 2b, the difference between the kanban cart 1 of the present invention and the kanban cart 1 of the prior art is that the kanban cart 1 of the present invention adopts the above-mentioned two-way power straight rolling bed 2; Car 1 then adopts the adjustable support point 11, which is one of the core invention points of the present invention; the two-way power straight rolling bed 2 can very accurately adjust the position of the finished vehicle body 6 in the kanban car 1; Three finished car bodies 6 can be loaded, so if the prior art is adopted, a large amount of manual adjustment work is required, which greatly affects the efficiency of logistics transportation, and it is easy to form a process bottleneck during the process of loading the finished car body 6 on the kanban car 1; However, the two-way power straight rolling bed 2 applied in the present invention can automatically adjust the position of the finished vehicle body 6 in the kanban car 1, which solves the above problems very well.

On the other hand, the two-way power straight-running roller bed 2 in the kanban car 1 can be smoothly docked with the roller bed in the triple elevator 3 for delivery, and the finished body 6 is directly transported into the kanban car 1 along with the pry body from the roller bed, and the finished product is completed. send.

It should be further explained that the two-way power straight rolling bed 2 is arranged in the middle of the carriage, and its purpose is to ensure smooth docking between the kanban car 1 and the rolling bed.

The kanban car parking centering auxiliary system is used to assist in maintaining the parking positioning accuracy of the kanban car 1 and ensure that the kanban car 1 is accurately parked in the center position.

It should be further explained that the two ends of the two-way power straight rolling bed 2 are provided with safety devices against rushing out, the purpose of which is to ensure that the pry body does not fall in the rolling bed of the kanban car 1 .

It should be further explained that the two-way power straight rolling bed 2 is provided with a clamping mechanism, the purpose of which is to ensure the stability when transporting the finished vehicle body 6 .

In this specific embodiment, the kanban car parking centering auxiliary system includes an anti-collision wall 4, a limit mechanism, and a drag correction belt; wherein:

As shown in Figure 3a, the anti-collision wall 4 is arranged at the rear of the kanban car parking space;

It should be noted that an anti-collision wall 4 is provided at the rear of the kanban car parking space, the purpose of which is to prevent the kanban car 1 from colliding with other equipment and being damaged when the backing distance is too long.

The limit mechanism is arranged on the left and right sides of the kanban car parking space.

As shown in FIG. 3 b , in this specific embodiment, the limit mechanism includes a front wheel limit mechanism 7 and a rear wheel limit mechanism 8 .

The drag correction belt is set at the bottom of the kanban car parking space.

It should be noted that the drag correction belt is set at the bottom of the parking space of the kanban car, the purpose of which is to ensure that after the kanban car 1 is parked, the central axis of the two-way power straight rolling bed 2 is aligned with the rolling bed in the docked triple lift 3. The central axes of the equipment coincide.

In this specific embodiment, the drag correction belt includes the front wheel drag correction belt 9 and the rear wheel drag correction belt 10, corresponding to the front wheel of the kanban cart 1 and the rear wheel of the kanban cart 1, respectively.

As shown in FIG. 4 , an automatic delivery method for a commercial vehicle body of an automatic delivery system for a commercial vehicle body includes the following steps:

S100. Put the unloaded kanban car 1 into the parking space of the kanban car, and then make preparations for connecting the finished vehicle body 6 .

It should be noted that S100 is the initial state of the delivery system, and only after the kanban car 1 enters the parking space of the kanban car can the follow-up operation process be carried out, otherwise there will be safety hazards.

In this specific embodiment, in S100, when the kanban car 1 enters the parking space of the kanban car, the distance between the parking space of the kanban car 1 and the docked triple elevator 3 is limited by the anti-collision wall 4 .

After the kanban car 1 enters the kanban car parking space, the deviation of the left and right sides of the kanban car 1 when stopping is limited by the limit mechanism.

In this specific embodiment, at the intersection 5, the kanban car 1 reverses and enters the kanban car parking space.

S200 . Calibrate the parking accuracy of the kanban vehicle 1 .

It should be noted that the S200 completes fixed-point parking through the kanban car parking alignment assist system.

It should be further explained that the main task of the S200 is to complete the precision adjustment of the left and right directions.

In this specific embodiment, S200 specifically includes the following steps:

S210. Correct the parking accuracy of the front wheels of the kanban car 1 by dragging the correction belt 9 on the front wheels, and correct the parking accuracy of the rear wheels of the kanban car 1 by dragging the correction belt 10 on the rear wheels at the same time until the kanban car 1 After finishing parking, the central axis of the two-way power straight rolling roller bed 2 in the kanban car 1 coincides with the central axis of the roller bed in the triple lifter 3 .

S220. The kanban car 1 transports the empty skid body to the empty skid return line inside the finished product conveying area in the workshop through the triple elevator 3; the empty skid return line is on the second floor.

In this specific embodiment, S220 specifically includes the following steps:

S221. In the finished product conveying area, use the triple elevator 3 to access the empty pry body from the kanban car 1 on the first floor.

S222. The triple lifter 3 rises to the second floor, and then sends the empty skid body into the empty skid return line.

S223. The triple lifter 3 is ready to be connected to the finished vehicle body 6 at any time.

S230. The kanban car 1 turns on the waiting mode, ready to be connected to the finished body 6 at any time.

S300. Transport the finished vehicle body 6 from the inside of the finished product conveying area until it arrives at the delivery port 5.

S400. The finished car body 6 is lowered from the second floor to the first floor by the triple elevator 3, which is on the same floor as the kanban car 1.

S500. Use the rolling bed in the triple lifter 3 to push the skid body and the finished car body 6 to the two-way power straight rolling bed 2 in the kanban car 1; each skid body uniquely corresponds to and loads a finished car body 6.

In this specific embodiment, S500 specifically includes the following steps:

S510. Transport the skid body together with the loaded finished car body 6 to the delivery port 5 on the 2nd floor of the workshop, passing through the roller bed and the transfer machine in turn.

S520. Pushing the skid body and the finished car body 6 carried by the skid body to the triple lifter 3 through the moving machine; one triple lifter 3 can load at most 3 finished car bodies 6 at a time and each finished car body 6 is used for Carries the skid body of the corresponding finished vehicle body 6.

S530. The triple elevator 3 carries the finished car body 6 and the pry body under the finished car body 6 for carrying the corresponding finished car body 6, and descends from the second floor to the first floor.

S540. Utilize the rolling bed in the triple elevator 3 to push the skid body and the finished vehicle body 6 into the two-way power straight rolling bed 2 in the kanban car 1 .

It should be noted that since one triple lift 3 can load at most three finished car bodies 6 at a time and each finished car body 6 is used to carry the pry body of the corresponding finished car body 6, so when the finished car body 6 passes through the roller on the second floor of the workshop When the bed is transported to the delivery port 5, according to the actual production plan, a maximum of 3 finished car bodies 6 and the pry bodies under each finished car body 6 for carrying the corresponding finished car bodies 6 are sequentially loaded into the triple-type Inside lift 3.

To put it simply, one triple lift 3 can deliver three finished car bodies 6 at a time; then each triple lift 3 is connected to a kanban car 1; each kanban car 1 can also receive three finished car bodies 6 at a time.

As shown in Figure 1, in this specific embodiment, there are two delivery and delivery transmission lines working at the same time, so at the same unit time, the transmission requirements of 6 finished car bodies 6 can be satisfied at most; A process bottleneck occurs at the kanban car 1, which leads to a traffic jam of the object to be transported, and the present invention solves this problem well.

S600. Repeat S100-500 until all skid bodies and finished car bodies 6 are pushed to the two-way power straight rolling bed 2 in the kanban car 1; the delivery work is over.

The principle of the present invention is that the automatic delivery work of the finished car body 6 is completed by the cooperating action of the kanban car 1 and the triple lifter 3 for outward delivery, so that the entire delivery work process gets rid of the existing manual operation mode in the industry and realizes fully automated operation.

And due to the adoption of the present invention, the entire delivery process does not require manual intervention, thus eliminating all possible problems caused by humans, including but not limited to:

First of all, the time and speed of the kanban car to pick up the car are all allocated by the system, without the participation of delivery personnel, so there is no problem of unbalanced work saturation of delivery personnel;

Secondly, since there is no need for manual hoisting, there will be no operational errors, and the above-mentioned side roof pits, broken position lights, and crushed curtain rails caused by repeated hoisting will all be solved;

Secondly, because the present invention directly cancels the link of hoisting, but adopts rolling bed for precise positioning and transmission, the placement accuracy is beyond the reach of manual hoisting operations. The computer is accurate and can ensure the unity of placement accuracy, and there will be no When the skid body of the kanban car is dropped, the horn and the preheating oil pipe are crushed;

Secondly, due to the use of automatic processing in the whole process, there is no need for manual switching, the efficiency is greatly improved, and the probability of accidents caused by human operation errors is minimized;

Secondly, for adding new models, the two-way power straight rolling bed structure of the kanban car of the present invention can take all without adding corresponding support points, and does not need a large number of modifications for the kanban car, basically has no effect, is extremely convenient, and Ease of generalization and promotion;

Secondly, for different models of finished car bodies with different lengths and slight deviations in the front and rear of the structural center of gravity, using the present invention when the door frame is manually lifted to lift the finished car body will not cause the finished car body to tilt backward, thereby reducing the occurrence of safety accidents The probability;

Finally, when the tempo of the production line increases to a certain height, the speed of manual delivery becomes the bottleneck of the process, and only the system and method of the present invention can keep up with the demand for production delivery of the production line.

Furthermore, the finished car body 6 in the finished product conveying area is located on the second floor of the workshop, while the kanban car 1 is parked on the first floor of the workshop, so it is necessary to rely on the rolling bed in the triple elevator 3 to directly dock with the kanban car 1 . Specifically: the skid body together with the finished car body 6 is transported to the triple elevator 3 for outgoing use in the finished product conveying area, and then the finished car body 6 is lowered from the second floor to the first floor through the triple elevator 3; the triple elevator 3 After descending to the first floor, the tumbling equipment among them is docked with the two-way power straight rolling trundle 2 in the kanban car 1, and the pry body and the finished car body 6 are sent into the kanban car 1 together, and the outward delivery work is completed inside.

In the foregoing Detailed Description, various features are grouped together in a single embodiment to simplify the disclosure. This method of disclosure is not to be interpreted as reflecting an intention that the claimed embodiments of the subject matter require more features than are expressly recited in each claim. Rather, as the following claims reflect, the invention lies in less than all features of a single disclosed embodiment. Thus the following claims are hereby expressly incorporated into the Detailed Description, with each claim standing on its own as a separate preferred embodiment of this invention.

The foregoing description of the disclosed embodiments was provided to enable any person skilled in the art to make or use the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be applied to other embodiments without departing from the spirit and scope of the disclosure. Thus, the present disclosure is not intended to be limited to the embodiments presented herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

The foregoing description includes illustrations of one or more embodiments. Of course, it is impossible to describe all possible combinations of components or methods to describe the above-mentioned embodiments, but those skilled in the art should recognize that various embodiments can be further combined and permuted. Accordingly, the embodiments described herein are intended to embrace all such alterations, modifications and variations that fall within the scope of the appended claims. Furthermore, to the extent that the term "comprises" is used in the specification or claims, the word is encompassed in a manner similar to the term "comprises" as interpreted when "comprises" is used as a link in the claims. Furthermore, any use of the term "or" in the specification of the claims is intended to mean a "non-exclusive or".

The specific embodiments described above have further described the purpose, technical solutions and beneficial effects of the present invention in detail. It should be understood that the above descriptions are only specific embodiments of the present invention and are not intended to limit the scope of the present invention. Protection scope, within the spirit and principles of the present invention, any modification, equivalent replacement, improvement, etc., shall be included in the protection scope of the present invention.

Claims (10)

1. An automatic issuing system of a commercial vehicle body is characterized in that: comprises a board watching vehicle (1) and a board watching vehicle parking centering auxiliary system; wherein:

the signboard car (1) is of a bidirectional power straight-moving rolling machine (2) structure and comprises a bidirectional power straight-moving rolling machine (2); the bidirectional power straight rolling machine (2) is in butt joint with a rolling machine in a triple lifter (3) for cross-delivery during cross-delivery;

the parking centering auxiliary system of the billboard truck is used for assisting in maintaining the parking positioning precision of the billboard truck (1) and ensuring that the billboard truck (1) is accurately parked to a central position.

2. The automated delivery system for a commercial vehicle body of claim 1, wherein: the bidirectional power straight rolling machine (2) is arranged at the center of a carriage of the signboard car (1); two ends of the bidirectional power straight rolling machine (2) are provided with anti-flushing safety devices; the bidirectional power straight rolling machine (2) is also provided with a clamping mechanism.

3. The automated delivery system for a commercial vehicle body of claim 2, wherein: the parking centering auxiliary system of the signboard car comprises an anti-collision wall (4), a limiting mechanism and a dragging correction belt; wherein:

the anti-collision wall (4) is arranged at the rear part of a parking space of a plate seeing vehicle; the parking space of the signboard car is in building 1 and is close to the delivery opening (5);

the limiting mechanisms are arranged on the left side and the right side of the parking space of the signboard car;

the drag correction belt is arranged at the bottom of the parking space of the signboard car.

4. The automated delivery system for a commercial vehicle body according to claim 3, wherein: the limiting mechanism comprises a front wheel limiting mechanism (7) and a rear wheel limiting mechanism (8).

5. The automated delivery system for a commercial vehicle body of claim 4, wherein: the drag correction belt comprises a front wheel drag correction belt (9) and a rear wheel drag correction belt (10).

6. An automatic issuing method of a commercial vehicle body using the automatic issuing system of a commercial vehicle body according to claim 5, characterized in that: comprises the following steps:

s100, entering the empty signboard vehicle (1) into a signboard vehicle parking space, and then preparing for accessing the finished vehicle body (6);

s200, calibrating the parking precision of the signboard (1);

s300, conveying the finished automobile body (6) from the inside of a finished conveying area until conveying reaches the intersection (5);

s400, lowering the finished automobile body (6) from a building 2 to a building 1 through the triple-type lifter (3) and forming the same layer with the billboard automobile (1);

s500, pushing the prying body and the finished automobile body (6) into the bidirectional power straight rolling machine (2) in the billboard automobile (1) by utilizing the rolling machine in the triple-type lifter (3); each pry body uniquely corresponds to and loads one finished automobile body (6);

s600, repeatedly executing S100-500 until all the prying bodies and the finished automobile body (6) are pushed into the bidirectional power straight rolling machine (2) in the signboard automobile (1); the delivery operation ends.

7. The automated delivery method of a commercial vehicle body of claim 6, wherein: in S100, after the billboard truck (1) enters the billboard truck parking space, the space between the stop position of the billboard truck (1) and the butted triple type lifter (3) is limited through the anti-collision wall (4);

when the signboard (1) enters the signboard parking space, the deviation of stopping at the left side and the right side of the signboard (1) is limited through the limiting mechanism.

8. The automated delivery method of a commercial vehicle body of claim 7, wherein: s200 specifically comprises the following steps:

s210, correcting the parking precision of the front wheels of the signboard (1) through the front wheel dragging correction belt (9), and correcting the parking precision of the rear wheels of the signboard (1) through the rear wheel dragging correction belt (10) until the signboard (1) is parked, wherein the central axis of the bidirectional power straight rolling bed (2) in the signboard (1) coincides with the central axis of the rolling bed in the triple lifter (3);

s220, conveying the empty prying bodies to an empty prying return line in the finished product conveying area in a workshop through the triple type lifter (3) by the signboard (1); the empty pry return line is in building 2;

s230, starting a waiting mode of the signboard (1) and preparing to access the finished automobile body (6) at any time.

9. The automated delivery method of a commercial vehicle body of claim 8, wherein: s220 specifically comprises the following steps:

s221, in the finished product conveying area, the three-way lifter (3) is connected with the empty prying body from the billboard truck (1) of the building 1;

s222, lifting the triple lifter (3) to a building 2, and then conveying the empty pry body into the empty pry return line;

s223, the triple lifter (3) is ready to be accessed into the finished automobile body (6) at any time.

10. The automated delivery method of a commercial vehicle body of claim 9, wherein: s500 specifically comprises the following steps:

s510, conveying the pry body and the carried finished automobile body (6) to the intersection (5) through a rolling machine and a traveling machine in turn in a workshop 2;

s520, pushing the pry body and the finished automobile body (6) borne by the pry body into the triple elevator (3) through a traveling machine; 1 triple lifter (3) loads at most 3 finished automobile bodies (6) at a time and the pry body for bearing the corresponding finished automobile body (6) under each finished automobile body (6);

s530, the triple lifter (3) carries the finished automobile body (6) and the pry body for bearing the corresponding finished automobile body (6) under the finished automobile body (6) to descend from building 2 to building 1;

s540, pushing the prying body and the finished automobile body (6) into the bidirectional power straight rolling machine (2) in the billboard automobile (1) by utilizing the rolling machine in the triple type lifter (3).

Images