CN211442551U - AGV transport vechicle convenient to unblock - Google Patents

Abstract

The utility model relates to a AGV transport vechicle convenient to unblock, which comprises a carriage body, the automobile body is provided with anchor clamps subassembly and self-locking mechanism subassembly, the anchor clamps subassembly has expansion and folding function, the self-locking mechanism subassembly includes driving motor and slider-crank mechanism, the slider in the slider-crank mechanism is wedge structure or is provided with the spacing portion of wedge structure, driving motor links to each other with slider-crank mechanism, driving motor contacts and locks the anchor clamps subassembly that expandes to target in place through driving slider or setting up in the spacing portion of slider, and driving slider or setting up in the spacing portion of slider break away from the anchor clamps subassembly and remove the restraint to the anchor clamps subassembly; this AGV transport vechicle, rational in infrastructure, chucking that not only can be convenient is by haulage equipment, both can effectively avoid taking place not hard up, can improve atress, protection anchor clamps subassembly again, can make things convenient for moreover, the separation between efficient realization anchor clamps subassembly and the self-locking mechanism subassembly, reaches the purpose of quick unblock, is favorable to raising the efficiency.

Description

AGV transport vechicle convenient to unblock

Technical Field

The utility model relates to an in automatic guided vehicle technical field, concretely relates to AGV transport vechicle convenient to unblock.

Background

An AGV (Automated Guided Vehicle) is generally a Vehicle equipped with an electromagnetic or optical automatic guide device, capable of traveling along a predetermined guide path, having safety protection and various transfer functions, and is also a Vehicle that does not require a driver in industrial applications.

AGV transports are also widely used in the field of rail transportation, such as for pushing or transporting rail transportation devices or components (e.g., trucks, wheel pairs, etc.) using AGV transports, as in the prior art, the AGV transport vehicle is generally provided with a clamp assembly for connecting the transported equipment and a self-locking mechanism assembly for locking the clamp assembly, the clamp assembly is used for connecting the transported equipment after being unfolded, so that the transported equipment can be integrated with the AGV transport vehicle, so as to move synchronously with the AGV under the pushing of the AGV transporting vehicle to achieve the purpose of transporting, the self-locking mechanism assembly is usually used for locking the unfolded clamp assembly to prevent the clamp assembly from acting automatically under the action of pressure, when the AGV transporting vehicle needs to be separated, the self-locking mechanism assembly and the clamp assembly need to be separated firstly, so that the clamp assembly is unlocked, so that the clamp assembly can be folded, and the AGV transporting vehicle and the transported equipment are separated.

However, in practical application, it is found that, in the process of pushing (or transporting) the transported device by using the AGV transport vehicle, the acting force between the AGV transport vehicle and the transported device can be transmitted to the self-locking mechanism assembly through the clamp assembly, so that the self-locking mechanism assembly is always in a state of being pressed by the clamp assembly, thereby the self-locking mechanism assembly is difficult to separate from the clamp assembly (or needs a large amount of power to separate from the clamp assembly), so that the clamp assembly cannot be folded, the AGV transport vehicle is inconvenient to rapidly separate from the transported device, and the transporting speed and efficiency of the AGV transport vehicle are seriously affected.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art: under the condition that has pressure, the problem of being not convenient for and anchor clamps subassembly separation of self-locking mechanism subassembly, the utility model provides a AGV transport vechicle convenient to unblock, AGV transport vechicle, reasonable in design not only can utilize the chucking that the cooperation of anchor clamps subassembly and self-locking mechanism subassembly is convenient to be carried equipment, can realize the separation between anchor clamps subassembly and the self-locking mechanism subassembly moreover conveniently, the efficient, reaches the purpose of quick unblock.

The utility model adopts the technical proposal that:

the utility model provides a AGV transport vechicle convenient to unblock, includes the automobile body, the automobile body is provided with anchor clamps subassembly and self-locking mechanism subassembly, the anchor clamps subassembly has expansion and folding function, the self-locking mechanism subassembly includes driving motor and slider-crank mechanism, slider among the slider-crank mechanism is wedge structure or is provided with the spacing portion of wedge structure, driving motor with slider-crank mechanism links to each other, and driving motor passes through the drive slider or sets up in the spacing portion contact of slider and locks and expand the anchor clamps subassembly that targets in place, and the drive slider or set up in the spacing portion of slider break away from anchor clamps subassembly and remove the restraint to anchor clamps subassembly. In this scheme, the slider that adopts the wedge structure or the spacing portion of wedge structure contacts with anchor clamps subassembly to the anchor clamps subassembly that locking expansion targets in place, the slider of both being convenient for or spacing portion are close to anchor clamps subassembly and card go into between anchor clamps subassembly and the automobile body, reach the purpose of quick locking anchor clamps subassembly, and the slider of being convenient for again or spacing portion break away from anchor clamps subassembly, reach the purpose of quick, high-efficient unblock.

Preferably, the clamp assembly comprises a power part, a steering arm and a contact part, one end of the power part is hinged to the vehicle body, the other end of the power part is hinged to the steering arm, one end of the steering arm is hinged to the vehicle body, the contact part is arranged at one end of the steering arm and used for clamping wheels, and the power part is used for driving the steering arm to unfold and fold. In this scheme, power portion drives the arm that turns to through expanding and rotates and realize the expansion function for the contact site is close to and is contacted with the wheel of being hauled equipment, so that block the wheel, and power portion drives the arm that turns to through expanding and rotates and realize folding function, thereby realizes the function of relaxing to the wheel.

Preferably, the slider-crank mechanism further comprises a crank, a connecting rod and a constraint component, the driving motor is connected with the crank, two ends of the connecting rod are respectively connected with the slider and the crank, the slider is arranged on the constraint component and forms a moving pair with the constraint component, the constraint component is arranged on the vehicle body along the length direction of the vehicle body, and the driving motor is used for driving the slider to reciprocate along the constraint component. In the scheme, the driving motor drives the sliding block to reciprocate along the length direction of the vehicle body so as to be close to and support the steering arm and be far away from and remove the restraint on the steering arm, and the steering arm can be folded.

Furthermore, one side of the steering arm is provided with a bulge, the sliding block or the limiting part is matched with the bulge, and the steering arm is locked by clamping the bulge. The bulge is clamped and supported by the sliding block or the limiting part with the wedge-shaped structure, so that on one hand, the steering arm can be prevented from acting and automatically folding under the action of pressure, and on the other hand, the supporting force can be provided for the steering arm, and the steering arm is prevented from being unstable or broken under the action of high pressure; in addition, the sliding block or the limiting part is convenient to clamp in and withdraw, and the quick locking and quick unlocking functions of the steering arm are realized.

Preferably, the surface of the protrusion close to the vehicle body is an inclined surface matched with the sliding block or the limiting part. The wedge-shaped structure is more convenient to be matched with the wedge-shaped surface on the sliding block or the limiting part of the wedge-shaped structure, the stress condition between the sliding block or the limiting part is favorably improved, the sliding block or the limiting part can be rapidly withdrawn from the space between the bulge and the vehicle body, or the sliding block or the limiting part can be rapidly clamped into the space between the bulge and the vehicle body, and the functions of rapid locking and rapid unlocking are achieved.

Furthermore, the limiting part comprises a supporting cushion block, the supporting cushion block is fixed on the sliding block, and the supporting cushion block is of a wedge-shaped structure. In this scheme, the slider can adopt the linear motion mechanism commonly used among the prior art with restraint part, and the lip block both can be through the fixed in slider of dismantling the mode, can form the cooperation with the arch again.

Preferably, the restricting member is a slide groove or a slide rail provided in the vehicle body. So as to be matched with the slide block and form a moving pair with the slide block.

Further, still include the support, the support is fixed in the side of automobile body, just driving motor is fixed in the support.

Preferably, the power part is an electric push rod, an electro-hydraulic push rod, a hydraulic cylinder or a pneumatic cylinder.

Preferably, the contact part comprises a roller, the roller is movably connected to the steering arm, the roller is provided with a notch, and the outline of the notch wheel is matched. The wheel is more convenient to block, the connection relation between the AGV transport vehicle and the transported equipment is more stable, and the synchronism between the AGV transport vehicle and the transported equipment is better.

Preferably, two clamp assemblies are respectively arranged on two sides of the vehicle body, one self-locking mechanism assembly is respectively arranged at the position where each clamp assembly is arranged, the two clamp assemblies on the same side are matched with each other and are respectively used for being clamped at the front end and the rear end of the same wheel or at the front end of one wheel and the rear end of the other wheel, and the self-locking mechanism assemblies are used for locking and/or supporting the corresponding clamp assemblies under the condition that the corresponding clamp assemblies are unfolded in place.

Compared with the prior art, use the utility model provides a pair of AGV transport vechicle convenient to unblock, compact structure, reasonable in design not only can utilize the chucking that the cooperation of anchor clamps subassembly and self-locking mechanism subassembly is convenient to be carried equipment, both can avoid promoting at the AGV transport vechicle by the in-process of carrying equipment takes place not hard up, can improve the atress again, protect the anchor clamps subassembly, and can be convenient moreover, the separation between anchor clamps subassembly and the self-locking mechanism subassembly is realized to the efficient, reach the purpose of quick unblock, be favorable to raising the efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a plan view of a conventional bogie.

Fig. 2 is a front view of fig. 1.

FIG. 3 is a partial top view of the AGV of this embodiment 1 with the gripper assembly in an extended position.

FIG. 4 is an overhead view of an AGV of the type provided in this embodiment 1.

FIG. 5 is a top view of an AGV as it would be used to jam and push a truck as provided in this embodiment 1.

Fig. 6 is a front view of fig. 5.

FIG. 7 shows one of the solutions for jamming and pushing the truck using the AGV car provided in this embodiment 1.

FIG. 8 shows a second scenario for jamming and pushing the truck using the AGV car provided in this embodiment 1.

Description of the drawings

Bogie 101, wheels 102, wheel shafts 103,

A vehicle body 200, a hinged seat 201, a road wheel 202,

A clamp assembly 300, an electric push rod 301, a steering arm 302, a contact portion 303, a roller 304, a protrusion 305,

The self-locking mechanism comprises a self-locking mechanism assembly 400, a driving motor 401, a crank 403, a connecting rod 404, a sliding block 405, a constraint component 406, a bracket 407 and a supporting cushion block 408.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 6, in the present embodiment, an AGV transport vehicle convenient to unlock is provided, which includes a vehicle body 200 and a clamp assembly 300, where the vehicle body 200 generally includes a chassis, a driving device, a battery pack, a guiding device (such as an RFID sensor, etc.), a housing, and the like, the driving device, the battery pack, the guiding device, and the housing are respectively fixed to the chassis, the driving device is provided with a traveling wheel 202, the driving device is used to provide traveling power for the traveling wheel 202 so as to enable the AGV transport vehicle to travel and turn, and the guiding device is used to guide the vehicle to travel according to a set route;

in the embodiment, the clamp assembly 300 is arranged on the vehicle body 200 and has the functions of unfolding and folding for clamping the transported equipment after being unfolded in place, in the embodiment, the clamp assembly 300 is clamped on the wheel 102 of the transported equipment, and after the clamp assembly 300 is clamped on the wheel 102 of the transported equipment, the AGV transporting vehicle can be connected with the transported equipment, such as a bogie 101, a wheel pair and the like, into a whole and moves synchronously, in this case, the wheel 102 can rotate relative to the clamp assembly 300, so that the transported equipment can move forwards or backwards through the rotation of the wheel 102, and the weight of the transported equipment can directly act on the wheel 102 instead of the AGV transporting vehicle; when the AGV transporting vehicle needs to be separated from the transported equipment, the clamp assembly 300 releases the locking state of the wheels 102 through folding, so that the AGV transporting vehicle can be smoothly separated from the transported equipment.

In this embodiment, the automobile body 200 of AGV transport vechicle still is provided with self-locking mechanism subassembly 400, self-locking mechanism subassembly 400 includes driving motor 401 and slider-crank mechanism, slider 405 among the slider-crank mechanism is wedge structure or is provided with the spacing portion of wedge structure, driving motor 401 with slider-crank mechanism links to each other, and driving motor 401 passes through driving slider 405 or sets up in the spacing portion contact of slider 405 and lock and expand the anchor clamps subassembly 300 that targets in place, and driving slider 405 or set up in the spacing portion of slider 405 and break away from anchor clamps subassembly 300 and remove the restraint to anchor clamps subassembly 300. In the scheme, the slider 405 arranged on the self-locking mechanism assembly 400 is used for contacting the clamp assembly 300, on one hand, when the clamp assembly 300 is locked, the self-locking mechanism assembly 400 can be conveniently and labor-saving clamped into one side of the clamp assembly 300 by using the slider 405 or the limiting part with the wedge-shaped structure, so that the purpose of restraining and supporting the clamp assembly 300 is achieved, on the other hand, when the self-locking mechanism assembly 400 needs to be separated and the locking state of the clamp assembly 300 is relieved, even if the slider 405 or the limiting part bears a large acting force, the self-locking mechanism assembly 400 can be conveniently and labor-saving withdrawn and separated from one side of the clamp assembly 300 due to the adoption of the wedge-shaped structure, so that the separation between the clamp assembly 300 and the self-locking mechanism assembly 400 is conveniently and efficiently realized, and the purpose of; in addition, the self-locking mechanism assembly 400 can effectively prevent the clamp assembly 300 from automatically folding under the action of external force (i.e. reaction force of separation of the transported equipment), so that the wheels 102 cannot be clamped, and the AGV transport vehicle and the transported equipment cannot synchronously run; and also provides a supporting force for the clamp assembly 300 to prevent the clamp assembly 300 from being unstable or breaking under the action of high pressure.

In a preferred embodiment, the clamp assembly 300 includes a power portion, a steering arm 302 and a contact portion 303, as shown in fig. 3, 4 or 5, one end of the power portion is hinged to the vehicle body 200 (typically to a chassis of the vehicle body 200), and the other end is hinged to the steering arm 302; one end of the steering arm 302 is hinged to the vehicle body 200 (usually, hinged to a chassis of the vehicle body 200), so that the steering arm 302 can rotate around a hinge joint (i.e., a hinge joint formed at the hinge joint, which is a common knowledge in the art and will not be described in detail later) under the driving of a power part, the contact part 303 is disposed at one end of the steering arm 302, the purpose of clamping the wheel 102 is achieved by approaching and contacting the wheel 102, and the power part is used for driving the steering arm 302 to unfold and fold, thereby achieving the function of clamping and releasing the wheel 102.

Those skilled in the art will appreciate that the contact portion 303 may have a variety of embodiments, and by way of example, in this embodiment, the contact portion 303 includes a roller 304, the roller 304 is movably connected to the steering arm 302, such that the roller 304 has a rotational degree of freedom, and the roller 304 is provided with a notch adapted to the outer contour of the wheel 102 so as to be capable of seizing the wheel 102.

In a preferred embodiment, the power part may be an electric push rod 301, an electric hydraulic push rod, a hydraulic cylinder or a pneumatic cylinder, for example, in this embodiment, the power part is the electric push rod 301, one end of the electric push rod 301 is hinged to the vehicle body 200 (or chassis) through a hinge seat 201, the other end is hinged to a steering arm 302, one end of the steering arm 302 is also hinged to the vehicle body 200 (or chassis) through the hinge seat 201, when the clamp assembly 300 is in the folded state, as shown in the figure, the electric push rod 301 is in the extended state, at this time, the contact part 303 is located at a position close to the vehicle body 200, when the clamp assembly 300 needs to be unfolded, the electric push rod 301 is shortened, so as to drive the steering arm 302 to rotate, and further drive the contact part 303 to move in a direction away from the vehicle body 200, so as to implement the unfolding function, and during the unfolding, the, Wheel pairs) such as wheels 102 adjacent the equipment being handled; when the steering arm 302 is rotated to the proper position, as shown in fig. 3, 4, 5 and 6, the contact portion 303 is in contact with the corresponding wheel 102 or is located close to the wheel 102 (i.e. there is a small gap), so that the wheel 102 on one side of the apparatus to be handled can be clamped by the engagement of the two contact portions 303 in the two clamp assemblies 300.

As shown in fig. 4 and 5, in the present embodiment, two clamp assemblies 300 are respectively disposed on two sides of the vehicle body 200, and the two clamp assemblies 300 on the same side are mutually matched and respectively used for being clamped at the front end and the rear end of the same wheel 102, as shown in fig. 8; or respectively for catching the front end of one wheel 102 and the rear end of the other wheel 102, as shown in fig. 5, 6 and 7, so as to effectively catch the wheel 102 on that side, thereby enabling the AGV transport to be connected with the transported device as a whole so as to drive the transported device to synchronously run/synchronously stop by using the AGV transport; each of the clip assemblies 300 is provided with one of the self-locking mechanism assemblies 400, as shown in fig. 4 and 5, and the self-locking mechanism assemblies 400 are used for locking and/or supporting the corresponding clip assembly 300 when the corresponding clip assembly 300 is unfolded into position.

It will be appreciated that the two clamp assemblies 300 on the same side of the vehicle body are mounted in opposite directions to cooperate and perform the clamping function, and will not be described in detail herein.

Preferably, as shown in fig. 3, 4 and 5, the slider-crank mechanism further includes a crank 403, a connecting rod 404 and a constraining member 406, the driving motor 401 is connected to the crank 403, two ends of the connecting rod 404 are respectively connected to the slider 405 and the crank 403, the slider 405 is disposed on the constraining member 406 and forms a moving pair with the constraining member 406, the constraining member 406 is fixed to the vehicle body 200 and disposed along the longitudinal direction of the vehicle body 200, the driving motor 401 drives the slider 405 to reciprocate along the constraining member 406 by driving the crank 403 to rotate, that is, the slider 405 can reciprocate along the longitudinal direction of the vehicle body 200 to approach and support the steering arm 302 and move away and release the constraint on the steering arm 302, so that the steering arm 302 can be folded.

In a further aspect, the vehicle further includes a bracket 407, and the driving motor 401 is fixed to the bracket 407, as shown in fig. 3, 4 and 5, for example, the bracket 407 is fixed to a side surface of the vehicle body 200 so as not to occupy a space of the vehicle body 200 in a height direction.

In order to be convenient to be matched with the sliding block 405 in the self-locking mechanism assembly 400, in a preferred scheme, in the clamp assembly 300, one side of the steering arm 302 is provided with a protrusion 305, and the sliding block 405 or a limiting part is matched with the protrusion 305 and locks the steering arm 302 by clamping the protrusion 305. Under the state that the wheels 102 of the carried equipment are clamped, acting force between the wheels 102 (such as a bogie 101, wheels and the like) and the contact part 303 is transmitted to the sliding block 405 or the limiting part through the bulge 305 of the steering arm 302, so that the sliding block 405 is pressed, the purpose of clamping and supporting the steering arm 302 is achieved, on one hand, the steering arm 302 can be prevented from acting and automatically folding under the action of the pressure, on the other hand, supporting force can be provided for the steering arm 302, and the steering arm 302 is prevented from being unstable or breaking under the action of high pressure.

In a preferred scheme, as shown in fig. 3, 4 and 5, the surface of the protrusion 305 close to the vehicle body 200 is an inclined surface adapted to the sliding block 405 or the limiting part; the wedge-shaped structure is more convenient to be matched with the wedge-shaped surface on the sliding block 405 or the limiting part of the wedge-shaped structure; the quick locking device is not only beneficial to improving the stress condition between the convex 305 and the sliding block 405 or the limiting part, but also beneficial to enabling the sliding block 405 or the limiting part to be quickly withdrawn from between the convex 305 and the vehicle body 200 or be quickly clamped between the convex 305 and the vehicle body 200, so that the functions of quick locking and quick unlocking are achieved.

It is understood that in the present embodiment, the slider 405 may adopt a slider 405 structure commonly used in the art, such as a rectangular parallelepiped slider 405, a rectangular slider 405, etc.; the constraining member 406 may be a sliding slot or a sliding rail disposed on the vehicle body 200, for example, in an embodiment provided by the present invention, the constraining member 406 is a sliding rail, and the sliding block 405 is a sliding block 405 with a rectangular parallelepiped structure adapted to the sliding rail.

In a further aspect, the limiting portion includes a supporting pad 408, the supporting pad 408 is fixed to the sliding block 405, the supporting pad 408 is a wedge-shaped structure, as shown in fig. 3, 4 and 5, in this embodiment, the supporting pad 408 is detachably mounted to the sliding block 405, the sliding block 405 and the constraining member 406 may adopt a linear motion mechanism commonly used in the prior art, and the supporting pad 408 may be fixed to the sliding block 405 in a detachable manner, or may form a fit with the protrusion 305.

For example, the supporting pad 408 may be fixed to the sliding block 405 by a bolt connection or the like, which is not described herein again.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention.

Claims (10)

1. The utility model provides a AGV transport vechicle, includes the automobile body, its characterized in that, the automobile body is provided with anchor clamps subassembly and self-locking mechanism subassembly, the anchor clamps subassembly has expansion and folding function, the self-locking mechanism subassembly includes driving motor and slider-crank mechanism, slider among the slider-crank mechanism is wedge structure or is provided with the spacing portion of wedge structure, driving motor with slider-crank mechanism links to each other, and driving motor passes through driving slider or sets up in the spacing portion contact of slider and locks and expand the anchor clamps subassembly that targets in place, and driving slider or set up the spacing portion of slider and break away from anchor clamps subassembly and remove the restraint to anchor clamps subassembly.

2. The AGV transport vehicle of claim 1, wherein the gripper assembly includes a power portion, a steering arm and a contact portion, one end of the power portion is hinged to the vehicle body, the other end of the power portion is hinged to the steering arm, one end of the steering arm is hinged to the vehicle body, the contact portion is disposed at one end of the steering arm for clamping a wheel, and the power portion is used for driving the steering arm to unfold and fold.

3. The AGV according to claim 2, wherein said slider-crank mechanism further comprises a crank, a connecting rod and a constraining member, said driving motor is connected to said crank, two ends of said connecting rod are connected to said slider and said crank respectively, said slider is disposed on said constraining member and forms a moving pair with said constraining member, said constraining member is disposed on the body along the length direction of the body, said driving motor is used for driving said slider to reciprocate along said constraining member.

4. An AGV according to any of claims 2 to 3, wherein a protrusion is provided on one side of the steering arm, said slider or said limiting portion being adapted to said protrusion and locking the steering arm by clamping said protrusion.

5. The AGV transport of claim 4, wherein the surface of said projection adjacent to the body is a ramp adapted to said slide or stop.

6. The AGV transport vehicle of claim 4, wherein said limiting portion includes a bolster block, said bolster block being secured to said slide block, said bolster block being of a wedge configuration.

7. The AGV transport of claim 3, wherein the restraint is a slide or a track provided on the body.

8. The AGV transport of any one of claims 1-3 further including a bracket secured to a side of the body and the drive motor is secured to the bracket.

9. The AGV transport of any of claims 2-3, wherein the power section is an electric push bar, an electro-hydraulic push bar, a hydraulic cylinder or a pneumatic cylinder.

10. The AGV transport vehicle of claim 1, wherein two clamp assemblies are respectively disposed at two sides of the vehicle body, and one self-locking mechanism assembly is respectively disposed at a position where each clamp assembly is disposed, the two clamp assemblies at the same side are mutually matched and are respectively used for being clamped at the front end and the rear end of the same wheel, or respectively used for being clamped at the front end of one wheel and the rear end of another wheel, and the self-locking mechanism assemblies are used for locking and/or supporting the corresponding clamp assemblies when the corresponding clamp assemblies are unfolded in place.

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