JP2019189423A - Pallet drop-preventing stopper body - Google Patents

Abstract

To provide a pallet drop-preventing stopper body capable of being rigidly attached to a front side support column.SOLUTION: A pallet drop-preventing stopper body S is attached to a front side support column 3 positioned at a front side, and comprises a main body 10 having a stopper part which is brought into contact with a pallet to prevent movement of the pallet supported by a cross arm 4 to the front side. The pallet drop-preventing stopper body S comprises: a front surface contact member 11 which is attached to the main body 10 and is brought into contact with a front surface 3A of the front side support column 3; a first side surface contact member 12 which is connected to the front surface contact member 11 and is brought into contact with one side surface 3B of the front side support column 3; a second side surface contact member 13 which is connected to the front surface contact member 11 and is brought into contact with the other side surface 3C of the front side support column 3; an attachment member 14 which is brought into contact with a back surface 3D of the front side support column 3, the first side surface contact member 12 and the second side surface contact member 13 and is attached to the main body 10; and attachment means for attaching the attachment member 14 to the main body 10.SELECTED DRAWING: Figure 3

Description

    The present invention relates to a pallet drop prevention stopper body, and more particularly to a pallet fall prevention stopper body that can be firmly attached to a front column.

    The present inventor has previously disclosed a pallet drop prevention stopper body (see, for example, Patent Literature) that can be attached to the front column. This was a pallet drop prevention stopper body attached to the front strut with a substantially U-shaped stopper mounting member,

JP 2004-359463 A

    However, even if the pallet drop prevention stopper body is attached to the front strut with a substantially U-shaped stopper mounting member, there is a problem that the pallet drop prevention stopper body is required to be firmly attached to the front strut. It was.

    An object of this invention is to provide the pallet fall prevention stopper body made | formed in consideration of the said situation.

    The pallet drop prevention stopper body according to claim 1 is provided with a main body having a stopper portion which is attached to the front support column located on the front side and which prevents the pallet supported by the arms from moving forward by contacting the pallet. A pallet drop prevention stopper body, which is attached to the main body and is in contact with the front surface of the front column, and is connected to the front column and is in contact with one side surface of the front column. A first side contact member; a second side contact member connected to the front side contact member and contacting the other side surface of the front post; the rear side of the front post; the first side contact An attachment member that abuts on the member and the second side surface abutting member and is attached to the main body, and attachment means for attaching the attachment member to the main body.

    The pallet drop prevention stopper body according to claim 2 is a main body having a stopper portion which is attached to the front support column located on the front side and prevents the pallet supported by the arms from moving forward by contacting the pallet. A pallet drop prevention stopper body comprising: a front abutting member attached to the main body and abutting against the front surface of the front strut, and connected to the front abutting member, on one side surface of the front strut A first side contact member that contacts the second side contact member that is connected to the front side contact member and contacts the other side surface of the front post; and the first side surface that is attached to the main body. A first side outer contact member that contacts the contact member, a second side outer contact member that is attached to the main body and contacts the second side contact member, and a rear surface of the front column. Back contact A first attachment means for attaching the back contact member to the first side outer contact member, and a second attachment means for attaching the rear contact member to the second outer contact member. It is equipped with.

    The pallet drop prevention stopper body according to claim 3 is a main body having a stopper portion which is attached to the front support column located on the front side and prevents the pallet supported by the arms from moving forward by contacting the pallet. A pallet drop prevention stopper body comprising: a first side surface abutting member connected to the main body and contacting one side surface of the front side strut; and the other side of the front side strut connected to the main body. A second side surface abutting member that abuts on the side surface, a rear surface of the front support column, a first side surface abutting member, and a second side surface abutting member that are in contact with and attached to the main body; and Attachment means for attaching the attachment member.

    The pallet drop prevention stopper body according to claim 4 is a main body having a stopper portion which is attached to the front support column located on the front side and prevents the pallet supported by the arms from moving forward by contacting the pallet. A pallet drop prevention stopper body comprising: a first side abutting member attached to the main body and contacting one side surface of the front post; and the other side of the front post. A second side contact member that contacts the side surface; a first side outer contact member that is attached to the main body and that contacts the first side surface contact member; and a second side contact member that is attached to the main body; A second side surface contact member that contacts the side surface contact member; a back surface contact member that contacts the back surface of the front post; and a first surface that attaches the back surface contact member to the first side surface contact member. Mounting means , In which and a second attachment means for attaching said back abutment member to the second side outer contact member.

    Further, the pallet drop prevention stopper body according to claim 5 is the pallet drop prevention stopper body according to claim 1 or 2, wherein the front contact member has a quadrangular shape, and the first side contact member. Is a quadrangular shape, the second side surface abutting member is quadrangular, and the front surface abutting member, the first side surface abutting member and the second side surface abutting member are integral.

    Further, the pallet drop prevention stopper body according to claim 6 is the pallet drop prevention stopper body according to claim 2 or 4, wherein the back contact member is a substantially U-shaped portion, and the substantially U-shaped portion. The arm is covered with the inside of the portion, and both of the tip portions of the substantially U-shaped portion are in contact with the back surface of the front column.

    A pallet drop prevention stopper body according to claim 7 is the pallet drop prevention stopper body according to claim 1 or 3, wherein the attachment member is in contact with the upper surface of the arm.

    Further, the pallet drop prevention stopper body according to claim 8 is the pallet drop prevention stopper body according to any one of claims 1 to 4, wherein the pallet drop prevention stopper body is a contact portion where the front contact member provided on the main body abuts. The contact portion has a recess with which the front contact member engages, and the front contact member is fixedly attached to the main body with the front contact member engaged with the recess of the contact portion. It is what has been.

    Further, the pallet drop prevention stopper body according to claim 9 is the pallet drop prevention stopper body according to any one of claims 1 to 4, wherein the pallet drop prevention stopper body is a contact portion where the front contact member provided on the main body abuts. And the main body is provided with first and second shock absorbing members, the first shock absorbing member is located on one side of the contact portion, and the second shock absorbing member is It is located on the other side of the contact part.

    According to the stopper body for preventing pallet dropping according to claim 1, the first side surface in which the front surface of the front column is connected to the front surface contact member attached to the main body and one side surface of the front column is connected to the front surface contact member. The abutting member abuts the second side abutting member connected to the front abutting member on the other side surface of the front strut, and the mounting member is a rear surface of the front strut, the first side abutting member, and the first abutting member. Since the front column is held between the attachment member and the main body, the pallet drop prevention stopper body can be firmly attached to the front column.

    Further, according to the stopper body for preventing pallet dropping according to claim 2, the front surface of the front support column is attached to the main body and connected to the front contact member, and one side surface of the front support column is connected to the front contact member. The second side contact member connected to the front contact member, the first outer side contact member to the first side contact member, the second side contact member, Since the side surface outer contact members abut each of the second side surface contact members, and the rear side contact member and the main body sandwich the front column, the pallet drop prevention stopper body can be firmly attached to the front column. it can.

    Further, according to the stopper body for preventing pallet dropping according to claim 3, the front side of the front column is connected to the main body, and one side surface of the front column is connected to the first side surface abutting member. And a mounting member that is in contact with the second side contact member that is connected to the main body, and that is in contact with the back surface of the front column, the first side contact member, and the second side contact member. Since the front column is sandwiched between the main body and the pallet drop prevention stopper body, it can be firmly attached to the front column.

    According to the pallet dropping prevention stopper body according to claim 4, one side surface of the front column is attached to the first side surface abutting member attached to the main body, and the other side surface of the front column is attached to the main body. The second side surface contact member, the first side surface outer contact member is in contact with the first side surface contact member, the second side surface outer contact member is in contact with the second side surface contact member, and the rear surface Since the front strut is sandwiched between the contact member and the main body, the pallet drop prevention stopper body can be firmly attached to the front strut.

    Further, according to the stopper body for preventing pallet dropping according to claim 5, in addition to the effect of the invention according to claim 1 or 2, the front contact member, the first side contact member and the second contact member are provided. Since the side surface abutting member is integral, it can be easily configured and can be easily attached to the main body.

    Further, according to the stopper body for preventing pallet dropping according to claim 6, in addition to the effect of the invention according to claim 2 or 4, the arm is covered with the inside of the substantially U-shaped portion, and the substantially U Since both of the front end portions of the character-shaped portion are in contact with the back surface of the front column, the pallet drop prevention stopper body can be more firmly attached to the front column.

    Moreover, according to the stopper body for preventing pallet dropping according to claim 7, in addition to the effect of the invention according to claim 1 or 3, since the mounting member is in contact with the upper surface of the arm, the mounting member is It can be supported stably.

    Moreover, according to the stopper body for preventing pallet dropping according to the eighth aspect, in addition to the effect of the invention according to any one of the first to fourth aspects described above, the front contact member is engaged with the recess of the contact portion. In this state, the front abutting member does not protrude forward from the main body and can be firmly joined because it is fixedly attached to the main body.

    Moreover, according to the stopper body for preventing pallet dropping according to claim 9, in addition to the effect of the invention according to any one of claims 1 to 4, the impact of the pallet is caused by the first and second impact absorbing members. It is possible to reduce the force and prevent deformation due to the impact force applied to the front column.

FIG. 1 is a schematic front view of a state in which a pallet drop prevention stopper body according to an embodiment of the present invention is attached to a rack type warehouse (three-dimensional automatic warehouse). FIG. 2 is a schematic partially enlarged front view showing a part of FIG. 1 in an enlarged manner. FIG. 3 is a schematic exploded perspective view showing the pallet drop prevention stopper body of FIG. 2 in an exploded manner. 4 is a schematic cross-sectional view taken along line 4-4 of FIG. FIG. 5 is a schematic cross-sectional view taken along line 5-5 of FIG. FIG. 6 is a schematic front view of a state in which a pallet drop prevention stopper body of another embodiment different from FIG. 1 is attached to a rack type warehouse (three-dimensional automatic warehouse). FIG. 7 is a schematic exploded perspective view showing the pallet dropping prevention stopper body of FIG. 6 in an exploded manner. FIG. 8 is a schematic cross-sectional view taken along line 8-8 of FIG. 9 is a schematic cross-sectional view taken along line 9-9 of FIG.

A pallet drop prevention stopper body according to an embodiment of the present invention will be described with reference to the drawings (FIGS. 1 to 5).
[Example 1 (FIGS. 1 to 5)]
S shown in FIG. 1 is a pallet drop prevention stopper body, and the pallet fall prevention stopper body S is used, for example, in a rack type warehouse (three-dimensional automatic warehouse) or the like, and the pallet 2 on which the article 1 is mounted is an earthquake. The rack type warehouse (three-dimensional automatic warehouse) or the like jumps out to the front side F (FIG. 5) so as not to fall.
In a rack type warehouse (three-dimensional automatic warehouse) or the like, a plurality of support columns 3 standing at a predetermined interval and a plurality of arms 4 that are provided at a predetermined interval along the vertical direction of the support column 3 and support the pallet 2. And.

The pallet drop prevention stopper body S is attached to the front support column 3 located on the front side F, and has a main body 10 having a stopper portion that abuts against the pallet 2 to prevent the pallet 2 supported by the arm 4 from moving to the front side F. It has.
11 is a front abutting member attached to the main body 10 (for example, fixed by welding) and abutting on the front surface of the front strut 3, and 12 is connected to the front abutting member 11, and is attached to one side surface of the front strut 3. Reference numeral 13 denotes a first side contact member that contacts the front side contact member 11 and contacts the other side surface of the front column 3.
The front contact member 11, the first side contact member 12, and the second side contact member 13 can be formed, for example, by bending a rectangular member into a U shape. In this case, the front contact member 11 has a quadrangular shape, the first side contact member 12 has a quadrangular shape, and the second side contact member 13 has a quadrangular shape. The first side surface contact member 12 and the second side surface contact member 13 are integrated.
In addition, 10A is a contact part with which the front contact member 11 provided in the main body 10 contacts, and the contact part 10A has a recess with which the front contact member 11 is engaged. Since the front contact member 11 is attached to the main body 10 (for example, fixed by welding) in a state where the front contact member 11 is engaged with the recess of the contact portion 10A, the front contact member 11 does not protrude to the front side F on the main body 10. And is firmly joined.
Reference numeral 10B denotes a first shock absorbing member provided on the main body 10 and located on one side of the contact part 10A. Reference numeral 10C denotes a first shock absorbing member provided on the main body 10 and located on the other side of the contact part 10A. This is the second shock absorbing member.
The first and second impact absorbing members 10B and 10C can reduce the impact force of the pallet 2 and prevent deformation due to the impact force applied to the front column 3.

Reference numeral 14 denotes an attachment member attached to the main body 10 in contact with the back surface of the front column 3, the first side contact member 12 and the second side contact member 13, and 15 denotes the attachment member 13 on the main body 10. It is the attachment means to attach.
For example, the attachment means 15 allows male screws 15a and 15a provided at the U-shaped tips to pass through holes 10a and 10a provided in the main body 10, and screws nuts 15b and 15b into the male screws 15a and 15a.
The attachment member 14 is not limited to this, and may be, for example, the shape of a stopper member (first stopper member) (T1) described in FIG. 2 of JP-A-2004-359463. In this case, the attachment means 15 passes the male screw (102) through the hole (101) provided in the stopper-attaching member (P1), and the female screw provided in the stopper member (T1) with the male screw (102). (103) Be screwed onto.
Further, as shown in FIG. 5, the attachment member 14 is preferably in contact with the arm 4. This is because the attachment state of the attachment member 14 is satisfactorily maintained.

    Therefore, according to the pallet drop prevention stopper body S described above, the front surface 3A of the front column 3 is attached to the front surface contact member 11 attached to the main body 10, and one side surface 3B of the front column 3 is connected to the front surface contact member 11. The connected first side surface abutting member 12 is in contact with the second side surface abutting member 13 connected to the front side abutting member 11 while the other side surface 3C of the front support column 3 is in contact with the front side abutting member 11. The pallet drop prevention stopper body S is in contact with the back surface 3D of the support column 3, the first side surface contact member 12 and the second side surface contact member 13 and holds the front column 3 between the mounting member 14 and the main body 10. Can be firmly attached to the front column 3.

In the above-described embodiment, the front contact member 11 is provided. However, the present invention is not limited to this, and the front contact member 11 may be omitted. In such a case, although not shown, the front surface 3 </ b> A of the front column 3 comes into contact with the main body 10.
That is, the first side surface abutting member 12 is connected to the main body 10 (the connection is fixed by welding, for example), is in contact with one side surface 3B of the front column 3 and the second side surface abutting member 12 is contacted. The contact member 13 is connected to the main body 10 (the connection is fixed by welding, for example) and contacts the other side surface 3C of the front column 3. The attachment member 14 is in contact with the back surface 3D, the first side surface contact member 3B, and the second side surface contact member 3C of the front column 3 and is attached to the main body 10, and is attached to the main body 10 by the attachment means material 15. The member 14 is kept attached.
Also in this embodiment, in substantially the same manner as in the first embodiment, the front surface 3A of the front column 3 is connected to the main body 10, and the one side surface 3B of the front column 3 is connected to the main body 10, The other side surface 3C of the front column 3 is in contact with the second side surface contact member 13 connected to the main body 10, and the back surface 3D, the first side surface contact member 12 and the second side surface contact member 13 of the front column 3 are respectively contacted. Since the front column 3 is sandwiched between the attachment member 14 and the main body 10 that are in contact with the side contact member 13, the pallet drop prevention stopper body S can be firmly attached to the front column 3.

[Example 2 (FIGS. 6 to 9)]
In the above-described first embodiment, the front support column 3 is sandwiched between the mounting member 14 and the main body 10. However, the present invention is not limited to this, and the pallet drop prevention stopper body S described in FIGS. 6 to 9 is used. But it ’s okay.

    That is, the front abutting member 11 is attached to the main body 10 (for example, fixed by welding) in the same manner as in the first embodiment, abuts against the front surface 3A of the front column 3, and the first side abutting member 12 is implemented. Similarly to Example 1, it is connected to the front contact member 11 and contacts one side surface 3B of the front support column 3, and the second side contact member 13 is connected to the front contact member 11 as in the first embodiment. It is connected and is in contact with the other side surface 3C of the front column 3.

Reference numeral 17 shown in FIG. 7 is a first side outer contact member that is attached to the main body 10 (for example, fixed by welding) and that contacts the first side surface contact member 12, and 18 is attached to the main body 10 ( For example, it is a second side outer abutting member that abuts against the second side abutting member 13. In order to further increase the strength, the first side surface contact member 17 is welded to the first side surface contact member 12, and the second side surface contact member 18 is connected to the second side surface contact member 13. Each may be fixed by welding.
Further, 19 is a back contact member that contacts the back surface 3D of the front support column 3, 20 is a first attachment means for attaching the back contact member 19 to the first side outer contact member 12, and 21 is This is a second attachment means for attaching the back contact member 19 to the second side outer contact member 18.
For example, as shown in FIG. 7, the back contact member 19 is a substantially U-shaped part that covers the arm 4 at the inner side of the substantially U-shaped part, and both front ends of the substantially U-shaped part are on the front side. It is in contact with the back surface 3D of the column 3 (see FIG. 9). Therefore, the pallet drop prevention stopper body S can be more firmly attached to the front column 3.
The first attachment means 20 is, for example, a male screw 20a provided on the first side surface outer contact member 17 and a nut 20b screwed to the male screw 20a.
Moreover, the 2nd attachment means 21 is the nut 21b screwed together with the external thread 21a provided in the 2nd side surface outside contact member 18, for example, and this external thread 21a.

In addition, 10A is a contact part which the front surface contact member 11 provided in the main body 10 contacts similarly to Example 1, and the contact part 10A has a recess in which the front surface contact member 11 is engaged. Have. Since the front contact member 11 is attached to the main body 10 (for example, fixed by welding) in a state where the front contact member 11 is engaged with the recess of the contact portion 10A, the front contact member 11 does not protrude to the front side F on the main body 10. And is firmly joined.
Reference numeral 10B denotes a first shock absorbing member provided on the main body 10 and located on one side of the contact part 10A, as in the first embodiment. Reference numeral 10C denotes a contact part provided on the main body 10. It is the 2nd shock absorption member located in the other side of 10A.
The first and second impact absorbing members 10B and 10C can reduce the impact force of the pallet 2 and prevent deformation due to the impact force applied to the front column 3.

    Therefore, according to the pallet drop prevention stopper body S, the front surface 3A of the front column 3 is attached to the main body 10 and the one side surface 3A of the front column 3 is connected to the front surface contact member 11. The first side surface abutting member 12, the second side surface abutting member 13 in which the other side surface 3C of the front column 3 is connected to the front surface abutting member 11, and the first side surface outer abutting member 17 are the first. The second side surface contact member 18 is in contact with the second side surface contact member 13, and the back support member 19 and the main body 10 sandwich the front column 3. The pallet drop prevention stopper body S can be firmly attached to the front column 3. In addition, since the nuts 20a and 20b of the first and second mounting means 20 and 21 are not located on the front side F (FIG. 9) of the pallet dropping prevention stopper body S, the pallet 2 entry / exit operation is hindered. Has no effect.

    In the second embodiment, the front contact member 11 is provided. However, the present invention is not limited to this, and the front contact member 11 may be omitted. In such a case, although not shown, the front surface 3 </ b> A of the front column 3 comes into contact with the main body 10.

That is, the first side surface abutting member 12 is connected to the main body 10 (the connection is fixed by welding, for example), is in contact with one side surface 3B of the front column 3 and the second side surface abutting member 12 is contacted. The contact member 13 is connected to the main body 10 (the connection is fixed and connected by welding, for example), contacts the other side surface 3C of the front column 3, and the first side outer contact member 17 10 (attachment is fixed by welding, for example), abuts against the first side contact member 12, and the second side outer contact member 18 is attached to the main body 10 (attachment is performed). For example, it is fixedly attached by welding.), Abuts on the second side surface abutting member 13. And the back surface abutting member 19 is attached to the first side surface abutting member 17 by the first mounting means 20. Keep the attached state.
Further, the rear attachment member 19 is attached to the second lateral outer contact member 18 by the second attachment means 21 so that the attachment state is maintained.

    Also in this embodiment, substantially the same as in the second embodiment, the first side surface contact member 12 in which one side surface 3B of the front column 3 is connected to the main body 10 and the other side surface 3C of the front column 3 are connected to the main body 10. The second side surface abutting member 17 is connected to the first side surface abutting member 12 and the second side surface abutting member 18 is the second side surface abutting member. Since each of the members 13 abuts and the front abutment 3 is sandwiched between the back abutment member 19 and the main body 10, the pallet drop prevention stopper body S can be firmly attached to the front strut 3.

S Pallet drop prevention stopper body 2 Pallet 3 Front support column 3A Front surface 3B One side surface 3C Side surface 3D Back surface 4 Arm 10 Main body 11 Front surface contact member 12 First side surface contact member 13 Second side surface contact member 14 Mounting member 15 Mounting means

Further, the pallet drop prevention stopper body according to claim 8 is a contact portion with which the front contact member provided in the main body abuts in the pallet drop prevention stopper body according to claim 1 or claim 2 , The contact portion has a recess with which the front contact member is engaged, and the front contact member is fixedly attached to the main body with the front contact member engaged with the recess of the contact portion. It is what.

Further, the pallet drop prevention stopper body according to claim 9 is a contact portion with which the front contact member provided on the main body abuts in the pallet drop prevention stopper body according to claim 1 or claim 2 , The main body is provided with first and second shock absorbing members, the first shock absorbing member is located on one side of the contact portion, and the second shock absorbing member is positioned on the contact portion. Is located on the other side.

According to the pallet dropping prevention stopper body according to claim 8, in addition to the effect of the invention according to claim 1 or 2 , the front contact member is engaged with the recess of the contact portion. Thus, since the front contact member is fixedly attached to the main body, the front contact member does not protrude forward from the main body and can be firmly joined.

According to the pallet dropping prevention stopper body according to claim 9, in addition to the effect of the invention according to claim 1 or 2 , the impact force of the pallet is reduced by the first and second shock absorbing members. It can reduce and can prevent the deformation | transformation by the impact force concerning a front side support | pillar.

Claims (9)

A pallet drop prevention stopper body comprising a main body having a stopper portion which is attached to the front support column located on the front side and prevents the pallet supported by the arms from moving forward by contacting the pallet,
A front abutting member attached to the main body and abutting against the front surface of the front column;
A first side contact member connected to the front contact member and contacting one side surface of the front support column;
A second side contact member that is connected to the front contact member and contacts the other side surface of the front support column;
A mounting member attached to the main body, in contact with the back surface of the front support column, the first side surface contact member, and the second side surface contact member;
A pallet drop prevention stopper body, characterized by comprising attachment means for attaching the attachment member to the main body.

An arm contact member that contacts the back surface of the front column and the arm;
A pallet drop prevention stopper body comprising: the arm contact member and a clamping member that clamps the front column with the main body. A pallet drop prevention stopper body comprising a main body having a stopper portion which is attached to the front support column located on the front side and prevents the pallet supported by the arms from moving forward by contacting the pallet,
A front abutting member attached to the main body and abutting against the front surface of the front column;
A first side contact member connected to the front contact member and contacting one side surface of the front support column;
A second side contact member that is connected to the front contact member and contacts the other side surface of the front support column;
A first lateral outer abutment member attached to the main body and abutting against the first lateral abutment member;
A second lateral outer abutment member attached to the main body and abutting against the second lateral abutment member;
A back contact member that contacts the back of the front strut;
First attachment means for attaching the back contact member to the first lateral side contact member;
A pallet drop prevention stopper body, comprising: a second attachment means for attaching the back contact member to the second side surface outer contact member. A pallet drop prevention stopper body comprising a main body having a stopper portion which is attached to the front support column located on the front side and prevents the pallet supported by the arms from moving forward by contacting the pallet,
A first side surface abutting member connected to the main body and abutting against one side surface of the front column;
A second side surface abutting member connected to the main body and abutting against the other side surface of the front column;
A mounting member attached to the main body, in contact with the back surface of the front support column, the first side surface contact member and the second side surface contact member;
A pallet drop prevention stopper body, characterized by comprising attachment means for attaching the attachment member to the main body. A pallet drop prevention stopper body comprising a main body having a stopper portion which is attached to the front support column located on the front side and prevents the pallet supported by the arms from moving forward by contacting the pallet,
A first side surface abutting member attached to the main body and abutting against one side surface of the front column;
A second side surface abutting member attached to the main body and abutting against the other side surface of the front column;
A first lateral outer abutment member attached to the main body and abutting against the first lateral abutment member;
A second lateral outer abutment member attached to the main body and abutting against the second lateral abutment member;
A back contact member that contacts the back of the front strut;
First attachment means for attaching the back contact member to the first lateral side contact member;
A pallet drop prevention stopper body, comprising: a second attachment means for attaching the back contact member to the second side surface outer contact member. The front contact member has a quadrangular shape,
The first side surface contact member has a quadrangular shape,
The second side surface contact member has a quadrangular shape,
The pallet drop prevention stopper body according to claim 1 or 2, wherein the front contact member, the first side contact member, and the second side contact member are integrated. The back contact member is a substantially U-shaped part,
The pallet according to claim 2 or 4, wherein the arm is covered with an inner side of the substantially U-shaped portion, and both of the front ends of the substantially U-shaped portion are in contact with a back surface of the front support column. Stopper body for fall prevention. The stopper member for preventing pallet dropping according to claim 1 or 3, wherein the mounting member is in contact with the upper surface of the arm. The front surface contact member provided in the main body is a contact portion that contacts, and the contact portion has a recess that the front surface contact member engages,
The front contact member is fixedly attached to the main body with the front contact member engaged with the recess of the contact portion.
The pallet drop prevention stopper body according to any one of claims 1 to 4. A contact portion with which the front contact member provided on the main body comes into contact,
First and second shock absorbing members are provided on the main body,
The first shock absorbing member is located on one side of the contact portion,
The pallet drop prevention stopper body according to any one of claims 1 to 4, wherein the second shock absorbing member is located on the other side of the contact portion.

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