JP6759710B2 - Transport system - Google Patents

Description

In the present invention, luggage is transferred between a traveling vehicle traveling along a rail, a transport vehicle having a lifting platform that moves up and down while being suspended by a suspension member from the traveling vehicle, and the lifting platform. The present invention relates to a transport system including a storage member to be used.

Conventionally, there is known a transport system in which a traveling vehicle is driven along a rail suspended from the ceiling and a load is transported near the ceiling. The traveling vehicle used in this transport system is equipped with an elevating table suspended so as to be able to be raised and lowered by a hanging member, and the elevating table descends to a storage member arranged along the traveling path of the traveling vehicle. Luggage is to be transferred.

In such a traveling vehicle, the lift is suspended by a flexible suspension member, so that the lift is suppressed from shaking when the luggage is transferred between the lift and the storage member of the shelf. However, it is desirable to fix the positional relationship between the storage member and the lift. In Patent Document 1, a hanging plate member is fixed to the moving region side of the elevating table of the storage member, and the plate member is sandwiched from below by an arm rotated from the elevating table to obtain the storage member and the elevating table. The technique of fixing the positional relationship of is described.

Japanese Unexamined Patent Publication No. 2016-13915

However, the operation until the arm is rotated to sandwich the hanging plate member tends to take a long time until the shaking of the elevator table subsides, and there is a concern that the transport efficiency may be lowered. Further, since the arm is rotated from the lift and the plate-shaped member is sandwiched between the tips of the arms, it is necessary to increase the rigidity of the rotation mechanism, the arm, and the like, and a space that allows the rotation of the arm is also required.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a transport system capable of easily and quickly stopping the shaking of the lifting platform with respect to the storage member when the load is transferred.

In order to achieve the above object, the transport system according to the present invention includes a traveling vehicle that travels along a rail and a transporting vehicle that has an elevating platform that moves up and down while being suspended by a suspension member with respect to the traveling vehicle. A transport system including a storage member on which luggage is transferred to and from the lift, the storage member includes first engaging members arranged on both sides of the moving region of the lift. The first engaging member arranged on at least one side of the moving region is attached, and the lifting platform engages with the first engaging member in a direction along the traveling direction of the traveling vehicle in the vertical direction. Allows the two disengaged second engaging members and the second engaging member to move horizontally toward both sides of the moving region with respect to the lift, and the first engaging member is attached to the first engaging member. (Ii) It is characterized in that it is provided with an exit / exit means for generating a pressing force for pressing the engaging member.

According to this, the second engaging member protrudes from the elevating table toward both sides of the moving area of the elevating table, so that the second engaging member engages with the first engaging member arranged on both sides of the moving area in a stretched state. However, it is possible to effectively suppress the shaking of the elevator at an early stage.

Further, either one of the first engaging member and the second engaging member has a tapered portion whose interval gradually increases along the traveling direction toward the other, and the other extends in the vertical direction. An existing rod-shaped portion may be provided.

According to this, even when the lift is slightly shaken in the traveling direction, the tip of the tapered portion is wider than that of the rod-shaped portion, so that the second engaging member is projected to engage the first engaging member and the second engaging member. It is possible to engage the member to some extent, and further, by projecting the second engaging member, it is possible to forcibly stop the shaking of the lift by means of moving in and out.

Further, one of the first engaging member and the second engaging member is provided, and the other is provided in a state where the first engaging member and the second engaging member are engaged. Further, a flange portion that regulates the rise at a predetermined position may be provided.

According to this, it is possible to prevent the elevator from losing its balance and being greatly tilted or capsized when the luggage is transferred.

Further, a mounting member arranged on the opposite side of the storage member with respect to the moving region, the first engaging member is mounted at a predetermined position, and the width is narrower than that of the storage member in the load transfer direction is further provided. You may.

According to this, even when the storage member is arranged only on one side of the narrow passage, the shaking of the elevator can be firmly stopped. In addition, it is possible to improve the degree of freedom in designing the transport system.

According to the present invention, the elevating table with respect to the storage member is engaged with the first engaging members arranged on both sides of the moving region of the elevating table in a stretched state by the second engaging members protruding from the elevating table. The shaking can be stopped early. Therefore, the luggage can be transferred between the lift and the storage member at an early and accurate positional relationship.

FIG. 1 is a perspective view showing a part of the transport system according to the first embodiment. FIG. 2 is a perspective view showing an engaged state between the first engaging member and the second engaging member. FIG. 3 is a perspective view showing a state immediately before the first engaging member and the second engaging member are engaged. FIG. 4 is a plan view showing the bottom surface of the lift. FIG. 5 is a perspective view showing a part of the transport system according to the second embodiment. FIG. 6 is a perspective view showing different engaging states of the first engaging member and the second engaging member.

Next, an embodiment of the transport system according to the present invention will be described with reference to the drawings. The following embodiments are merely examples of the transport system according to the present invention. Therefore, the present invention is defined by the wording of the claims with reference to the following embodiments, and is not limited to the following embodiments. Therefore, among the components in the following embodiments, the components not described in the independent claims indicating the highest level concept of the present invention are not necessarily necessary for achieving the object of the present invention, but more. Described as constituting a preferred form.

(Embodiment 1)
FIG. 1 is a perspective view showing a part of a transport system.

As shown in the figure, the transport system 100 includes a traveling vehicle 101 traveling along the rail 103, and a transport vehicle 110 having an elevating table 112 that moves up and down while being suspended by a suspension member 111 with respect to the traveling vehicle 101. It is a system including a storage member 102 to which a load is transferred between the elevator and the elevator 112, and includes first engaging members 151 arranged on both sides of a moving region 120 of the elevator 112.

The storage member 102 is a member to which the first engaging member 151 is attached and capable of holding the load transferred from the lift 112.

In the case of the present embodiment, the storage member 102 is a shelf arranged on both sides of the moving area 120 of the elevator table 112, and the traveling direction in which the traveling vehicle 101 travels (in the case of the present embodiment, the Y-axis direction in the drawing). ), A shelf board 121 capable of storing the luggage in a placed state is provided, and the shelf board 121 is provided side by side in the vertical direction.

Further, the first engaging members 151 are attached side by side at predetermined intervals to the portion of the shelf board 121 facing the moving region 120.

The storage member 102 may store a single or a small number of packages, and the storage method may be any storage method such as a hanging shape as well as a mounting shape.

The traveling vehicle 101 is a carriage that travels along a rail 103 that is suspended from a high place such as the ceiling of a building. In the case of the present embodiment, the traveling vehicle 101 is attached to the rail 103 in a hanging state, and receives electric power from the mounted battery or a power supply line (not shown) provided along the rail 103. Operated by a motor. Further, the traveling vehicle 101 is provided with a device capable of winding up and unwinding the suspension member 111, and by winding up and unwinding the suspension member 111, the lifting platform 112 suspended by the suspension member 111 is lifted. It can be raised and lowered.

The suspension member 111 is a member for connecting the traveling vehicle 101 and the lifting table 112 and suspending the lifting table 112 from the traveling vehicle 101. The hanging member 111 is a member having flexibility enough to be wound up, and is, for example, a metal wire or a chain. In the case of this embodiment, the elevator 112 is suspended by using four suspension members 111.

The elevating table 112 is a table that holds the luggage in a state of being suspended from the traveling vehicle 101 by the suspending member 111. In the case of the present embodiment, the transfer device 114 is attached to the elevating table 112, and the transfer device 114 moves back and forth toward the shelf board 121 to move between the elevating table 112 and the shelf board 121. Luggage can be transferred.

Further, at the lower part of the elevating table 112, an exit / exit means 104 for engaging the second engaging member 152 with the first engaging member 151 provided on the shelf plate 121 is attached. The second engaging member 152 and the exit / exit means 104 will be described later.

As described above, in the transport vehicle 110, the traveling vehicle 101 travels along the rail 103, and the lifting table 112 moves up and down with respect to the traveling vehicle 101 so that the lifting table 112 can freely move in the moving area 120. It is possible.

FIG. 2 is a perspective view showing an engaged state between the first engaging member and the second engaging member.

FIG. 3 is a perspective view showing a state immediately before the first engaging member and the second engaging member are engaged.

The first engaging member 151 is a member arranged on both sides of the moving region 120 of the elevating table 112, and by engaging with the second engaging member 152, the shaking of the elevating table 112 is stopped and the storage member 102 It is a member capable of positioning the elevating table 112. The first engaging members 151 arranged on both sides of the moving region 120 are arranged at the same positions in the traveling direction (Y-axis direction in the drawing) of the traveling vehicle 101, and are arranged at the same height in the vertical direction.

The first engaging member 151 and the second engaging member 152 are engaged with each other in the direction along the traveling direction (Y-axis direction in the figure) of the traveling vehicle 101 to regulate their positions, and are in the vertical direction (FIG. In the middle Z-axis direction), they can slide with each other without engaging with each other.

In the case of the present embodiment, the first engaging member 151 includes a rod-shaped portion 153 extending in the vertical direction. The rod-shaped portion 153 is a portion that comes into direct contact with the second engaging member 152. In the case of the present embodiment, the rod-shaped portion 153 has a round bar shape, and the upper end portion and the lower end portion are attached to the C-shaped channel, and are attached to the end surface of the shelf plate 121 of the storage member 102 via the channel. ..

Further, the rod-shaped portion 153 further includes a flange portion 154 that restricts the ascent of the second engaging member 152 that is engaged with the rod-shaped portion 153 at the upper end portion of the rod-shaped portion 153. The flange portion 154 is a portion that projects outward from the upper end portion of the rod-shaped portion 153, and in the case of the present embodiment, a part of the channel functions as the flange portion 154.

The second engaging member 152 is a member that moves in and out of the elevating table 112 and engages with the first engaging member 151 in a state of protruding from the elevating table 112. In the case of the present embodiment, the second engaging member 152 is provided with a tapered portion 155 whose spacing gradually increases along the traveling direction (Y-axis direction in the drawing) toward the first engaging member 151. It is a block-shaped member. The tapered portion 155 of the second engaging member 152 is a V-shaped groove extending in the vertical direction, and has a shape capable of shifting in the vertical direction in a state of being engaged with the first engaging member 151. .. Further, the upper end surface of the second engaging member 152 and the flange portion 154 of the first engaging member 151 can be engaged in the vertical direction.

FIG. 4 is a plan view showing the bottom surface of the lift.

As shown in the figure, the elevating platform 112 is provided with the exit / exit means 104.

The exiting / exiting means 104 causes the two second engaging members 152 to retract / exit horizontally with respect to the elevating platform 112 toward both sides of the moving region 120 (toward the X-axis direction in the drawing), and the first engaging / exiting means 104. It is a device that generates a pressing force that presses the second engaging member 152 against the member 151. In the case of the present embodiment, the exit / exit means 104 has the traveling direction (Y-axis direction in the drawing) and the horizontal plane of the traveling vehicle 101 in a state where at least the first engaging member 151 and the second engaging member 152 are in contact with each other. The same pressing force can be applied to the second engaging member 152 in opposite directions on the exit / exit axis L that virtually extends in the direction orthogonal to each other (X-axis direction in the drawing). As a result, the swing of the lift 112 can be stopped in a state of being stretched between the two first engaging members 151 riding on the exit / exit shaft L, and the position of the lift 112 with respect to the storage member 102 is determined. It becomes possible to do.

Specifically, for example, as shown in FIG. 4, the exit / exit means 104 is attached to the timing belt 141 and the pulley 142, the drive pulley 143 that reciprocates the timing belt 141, and one side and the other side of the timing belt, respectively. It is equipped with an arm 144. According to the exiting means 104 having such a structure, when the timing belt 141 is rotated clockwise in the figure, the second engaging member 152 is retracted together with the arm 144, and the timing belt 141 is rotated counterclockwise. Together with the arm 144, the second engaging member 152 can be moved straight out and out on the exit / exit shaft L.

The exit / exit means 104 is not limited to the one in which the arm 144 is driven by the timing belt 141. For example, a chain may be used instead of a timing belt. Further, any mechanism such as a mechanism using gears such as a rack and a pinion or a link mechanism may be adopted.

According to the above-mentioned transfer system 100, even when the elevating table 112 is arranged below the storage member 102 and the elevating table 112 is shaking, the two second engaging members 152 are projected in opposite directions by the exit / exit means 104. By engaging with the first engaging members 151 arranged at both ends of the moving region 120, it is possible to stop the shaking of the elevating table 112 at an early stage and determine the position of the elevating table 112 with respect to the storage member 102. .. Therefore, the transfer of the luggage between the lift 112 and the storage member 102 can be started immediately after the traveling vehicle 101 is stopped, and the transport efficiency of the entire transport system 100 can be improved.

Further, since the second engaging member 152 is projected linearly in the horizontal plane, the time required to engage with the first engaging member 151 can be shortened. Therefore, the shaking of the elevator table 112 can be stopped at an early stage, and the transfer operation can be started immediately after the elevator table 112 arrives at a predetermined place, so that the transfer efficiency of the entire transfer system 100 can be improved.

(Embodiment 2)
Subsequently, another embodiment of the transport system 100 will be described. In addition, the same reference numerals may be given to those having the same actions and functions as those in the first embodiment, and the same shapes, mechanisms and structures, and the description thereof may be omitted. Further, in the following, the points different from those of the first embodiment will be mainly described, and the description of the same contents may be omitted.

FIG. 5 is a perspective view showing a part of the transport system according to the present embodiment.

As shown in the figure, a storage member 102 is arranged on one side of the moving area 120 of the elevator table 112, and a mounting member 106 is arranged on the opposite side of the storage member 102.

The mounting member 106 is narrower than the storage member 102 in the load transfer direction (X-axis direction in the drawing), and the first engaging member 151 is mounted at a predetermined position. In the case of the present embodiment, the mounting members 106 extend along the traveling direction (Y-axis direction in the drawing) of the traveling vehicle 101 and are arranged side by side in the vertical direction (Z-axis direction in the drawing), and the first engaging member It includes a beam member 162 in which 151 are mounted side by side and cannot store luggage, and a pillar member 161 extending in the vertical direction and supporting the beam member 162 at both ends.

According to this, even in a narrow space where the storage members 102 cannot be arranged on both sides of the moving region 120, the first engaging member 151 attached to the storage member 102 and the first engaging member 151 member attached to the mounting member 106 The two second engaging members 152 can be engaged with each other in a stretched state, the swing of the elevator table 112 can be stopped, and the position of the elevator table 112 with respect to the storage member 102 can be determined. The mounting member 106 may be mounted and supported on a wall such as a building.

The invention of the present application is not limited to the above-described embodiment. For example, another embodiment realized by arbitrarily combining the components described in the present specification and excluding some of the components may be the embodiment of the present invention. In addition, the present invention also includes modifications obtained by making various modifications that can be conceived by those skilled in the art without departing from the gist of the present invention, that is, the meaning indicated by the wording described in the claims. Is done.

For example, as shown in FIG. 6, the first engaging member 151 is an M-shaped block provided with a tapered portion 155 and further provided with a flange portion 154 for closing the end portion of the V-shaped groove. (Ii) The engaging member 152 may include a rod-shaped portion 153 extending in the vertical direction.

Further, although the description has been made assuming that the second engaging member 152 is moved back and forth from the elevating table 112 one by one, the number of the second engaging member 152 that is moved back and forth from the elevating table 112 may be three or more. Absent.

Further, although the case where the rod-shaped portion 153 included in the first engaging member 151 is attached to the storage member 102 via the channel has been described, the rod-shaped portion 153 may be directly attached to the storage member 102. Further, in this case, the rod-shaped portion 153 may be attached to an L-shaped angle or a C-shaped channel arranged so that the storage member 102 projects toward the moving region 120.

The invention of the present application can be used in an automated warehouse or the like.

100 Transport system 101 Traveling vehicle 102 Storage member 103 Rail 104 Exiting means 106 Mounting member 110 Transport vehicle 111 Suspension member 112 Lifting platform 114 Transfer device 120 Moving area 121 Shelf board 141 Timing belt 142 Pulley 143 Drive pulley 144 Arm 151 First Engagement member 152 Second engagement member 153 Rod-shaped part 154 Flange part 155 Tapered part 161 Pillar member 162 Beam member

Claims (3)

A storage member to which luggage is transferred between a traveling vehicle traveling along a rail, a transport vehicle having a lifting platform that moves up and down while being suspended by a suspension member from the traveling vehicle, and the lifting platform. It is a transport system equipped with
A first engaging member is provided on both sides of the moving area of the lift.
The storage member
The first engaging member disposed on at least one side of the moving region is attached and
The lift is
Two second engaging members that engage with the first engaging member in the direction along the traveling direction of the traveling vehicle and do not engage in the vertical direction.
The second engaging member moves horizontally toward both sides of the moving region with respect to the lifting platform, and a pressing force for pressing the second engaging member against the first engaging member is generated. With means ,
One of the first engaging member and the second engaging member has a tapered portion that gradually widens in the traveling direction toward the other, and the other extends in the vertical direction. Equipped with a rod-shaped part,
It is provided on either one of the first engaging member and the second engaging member, and the other is raised while the first engaging member and the second engaging member are engaged. transport system Ru provided with a flange portion for regulating a predetermined position. A storage member to which luggage is transferred between a traveling vehicle traveling along a rail, a transport vehicle having a lifting platform that moves up and down while being suspended by a suspension member from the traveling vehicle, and the lifting platform. It is a transport system equipped with
A first engaging member is provided on both sides of the moving area of the lift.
The storage member
The first engaging member disposed on at least one side of the moving region is attached and
The lift is
Two second engaging members that engage with the first engaging member in the direction along the traveling direction of the traveling vehicle and do not engage in the vertical direction.
The second engaging member moves horizontally toward both sides of the moving region with respect to the lifting platform, and a pressing force for pressing the second engaging member against the first engaging member is generated. With means ,
The transport system is arranged on the opposite side of the storage member with respect to the moving area, the first engaging member is mounted at a predetermined position, and the mounting member is narrower than the storage member in the load transfer direction. further transport system Ru comprising a. A claim that further comprises an attachment member that is arranged on the opposite side of the storage member with respect to the moving region, the first engaging member is attached at a predetermined position, and is narrower than the storage member in the load transfer direction. The transport system according to 1.

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