JP2006123953A - Transfer pallet for glass sheet - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a transfer pallet for a plurality of glass sheets which prevents the glass sheets from warping near their centers and from sliding over each other during transfer when the glass sheets in an upright position are stacked on the transfer pallet. <P>SOLUTION: A pallet body 2 comprises a bearing part 2a which supports the bottom of the glass sheets 17, a slope part 5 which supports the back of the glass sheets 17, and a pair of posts 3, 3 which have respective sliding slots 3a and are disposed on both sides of the slope part 5. The sliding slots 3a support sliding side frame members 11 having a center bar 10 to allow respective side frame members 11 to slide vertically. The center bar 10 extends across the horizontal length of the glass sheets 17 to stick closely to the glass sheets 17 near the center of the front face of the front glass sheet 17. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a glass plate transport pallet that transports a glass plate by stacking and supporting a plurality of glass plates vertically on a pallet body.

  Conventionally, a transport pallet that transports a plurality of metal plates stacked horizontally and transported is known, and this type of transport pallet is provided with a plurality of columns upright at both ends in the width direction of the pallet substrate. By placing the constraining plates fitted in the notches on the plurality of metal plates stacked on the pallet substrate, the metal plates are prevented from sliding due to the shaking of the plurality of metal plates. (For example, refer to Patent Document 1).

Japanese Patent Laid-Open No. 9-30526 (see paragraphs 0010 and 0011 and FIGS. 2 and 4)

  However, in Patent Document 1, it is convenient in the case of a metal plate that can withstand a load, but when the object to be transported is a thin and large glass plate, the glass body having a lower load weight. It was easy to break because it added to the load, and the load capacity was limited. Therefore, in order to load a large number of glass plates on a pallet substrate, it is common to place the glass plates vertically so that no load is applied to the glass plates. A method of winding and fixing a lashing belt vertically and horizontally was employed. However, when the glass plates are placed vertically, the lashing belt etc. may loosen even if the center portion is easily bent due to the weight of the glass plates, and the glass plates may slide during transportation to cause displacement and damage. was there.

  The present invention has been made paying attention to such problems, and even when a plurality of glass plates are stacked vertically on a conveyance pallet, they can move without causing bending near the center of these glass plates. It aims at providing the glass plate conveyance pallet which does not produce the sliding of glass plates also.

In order to solve the above-mentioned problem, the glass plate transport pallet according to claim 1 of the present invention is a glass plate transport pallet that transports a plurality of glass plates stacked and supported vertically on the pallet body, the pallet The main body includes a mounting portion that supports the bottom portion of the glass plate, an inclined portion that supports the back surface of the glass plate, and a column having a pair of sliding grooves provided on both sides of the inclined portion. The moving groove supports the sliding side frame member provided with a center bar so as to be slidable in the vertical direction, and the center bar extends in the length direction of the left and right of the glass plate and is in close contact with the vicinity of the front central portion of the glass plate. It is characterized by having.
According to this feature, damage to the glass plate during movement of the transport pallet is suppressed by the center bar suppressing the bending in the vicinity of the front center portion of the glass plate that occurs when a plurality of glass plates are vertically stacked and supported on the pallet body. It can be prevented in advance. Moreover, even if the number of laminated glass plates increases or decreases, it can be dealt with by sliding the sliding side frame member slidably supported in the sliding groove in the vertical direction.

The glass plate transport pallet according to claim 2 of the present invention is the glass plate transport pallet according to claim 1, wherein a belt for preventing the center bar from moving upward is stretched between the center bar and the mounting portion. It is characterized by being installed.
According to this feature, by preventing the center bar from moving upward by the belt, it is possible to reliably suppress the deflection in the vicinity of the front center portion of the glass plate.

A glass plate conveyance pallet according to a third aspect of the present invention is the glass plate conveyance pallet according to the first or second aspect, wherein the sliding side frame member is fitted into the sliding groove and slides. It is characterized by having a sliding shaft.
According to this feature, the sliding side frame member can be smoothly moved in the vertical direction by the sliding shaft, and the rotation of the center bar is prevented and the glass plate can be held in a stable state.

A glass plate conveyance pallet according to a fourth aspect of the present invention is the glass plate conveyance pallet according to any one of the first to third aspects, wherein the glass plate conveyance pallet directly contacts the glass plate of the placement portion, the inclined portion, and the center bar. It is characterized in that a cushioning material is provided in the portion to be performed.
According to this feature, it is possible to prevent the glass plate from being damaged during the operation of laminating the glass plate on the transport pallet with the buffer material and when the transport pallet is moved.

The glass plate conveyance pallet according to claim 5 of the present invention is the glass plate conveyance pallet according to any one of claims 1 to 4, and prevents lateral movement of the glass plate at both side ends of the mounting portion. It is characterized by providing a lateral displacement prevention member.
According to this feature, even when the glass plate moves to the left and right when the transport pallet moves and the horizontal displacement occurs in the glass plate, the horizontal displacement prevention member prevents the horizontal displacement of the glass plate.

A glass plate transport pallet according to claim 6 of the present invention is the glass plate transport pallet according to any one of claims 1 to 5, wherein the pallet body is provided with a plurality of casters. Yes.
According to this feature, the conveyance pallet can be moved in a free direction along the floor surface, and the plurality of casters can move the glass plate as much as possible without causing vibration.

A glass plate transport pallet according to claim 7 of the present invention is the glass plate transport pallet according to any one of claims 1 to 6, wherein a handle portion is provided on the front side of the center bar. Yes.
According to this feature, the center bar can be smoothly raised and lowered by using the handle portion.

  Examples of the present invention will be described below.

  FIG. 1 is a perspective view showing a front structure of a glass plate transport pallet in Example 1 of the present invention, FIG. 2 is a perspective view showing a back structure of the glass plate transport pallet, and FIG. It is a perspective view which attaches a center bar to a support | pillar, FIG.3 (b) is a side view which shows the up-and-down sliding of the center bar attached to the support | pillar, and FIG. FIG. 4B is a side view showing a process of placing the glass plate, FIG. 4B is a side view showing a state where the center bar is moved downward and the glass plate is held, and FIG. 5A is a side view showing a state in which the center bar is prevented from moving upward, FIG. 5A is a perspective view showing a process of attaching the lateral displacement prevention member to the transport unit body, and FIG. A state in which a lateral displacement prevention member is attached to the unit body It is a perspective view showing.

  This glass plate conveyance pallet (hereinafter referred to as conveyance pallet) 1 can be conveyed by laminating a plurality of glass plates vertically and is used as a carriage used for conveyance and movement of glass plates. Then, when Example 1 of this invention is described based on drawing, as FIG. 1, FIG. 2 shows, the conveyance pallet 1 mainly has the mounting part 2a which supports the bottom part of the glass plate 17, and the glass plate 17. As shown in FIG. A pallet body 2 composed of an inclined portion 5 that supports the back surface of the pallet and a support 3 that is erected from the rear position of the mounting portion 2a, and a sliding side frame member 11 attached to the column 3 The center bar 10 is supported.

  Hereinafter, in the description of the first embodiment, the front side of the transport pallet 1 is referred to as the front, the back side of the transport pallet 1 is referred to as the rear, and both side directions of the transport pallet 1 are described as the left-right direction. In addition, the buffer material 2b is given to the upper surface of the mounting part 2a, and the bottom part of the glass plate 17 is protected, and the bottom part of the glass plate 17 is prevented from slipping.

  In addition, a plurality of casters 18 having a rotation lock function are attached to the lower surface of the mounting portion 2a so that the pallet main body 2 can be moved in a free direction. Is stably supported so that the glass plate 17 is not vibrated as much as possible. Although not particularly illustrated, the conveyance pallet 1 is not easily moved by locking the rotation of the caster 18 at a desired position.

  Therefore, the pallet body 2 will be described in detail. The inclined portion 5 that supports the glass plate 17 is configured by a reinforcing material 5c to form a frame material, and is inclined toward the front of the placement portion 2a on the front surface of the reinforcing material 5c. A plurality of thin plate-like inclined rods 5a (four in this embodiment) are attached, and an inclined plate 5b with a buffering treatment is provided on the front surface so as to lean against these inclined rods 5a. The back is protected.

  From the left and right end portions of the mounting portion 2a to the left and right lower end portions of the inclined bar 5a, substantially L-shaped locking members 14, 14 are respectively provided. Lateral shift preventing members described later on the left and right locking members 14 are provided. 15 and 15 are respectively attached. A cushioning material 15c is provided on the inner surface side of the lateral displacement prevention members 15 and 15, so that the lower side end side of the glass plate 17 is protected.

  The upper ends 3b of the columns 3 and 3 standing upward from the left and right rear ends of the mounting portion 2a are firmly fixed in position by being fitted to the upper left and right ends of the reinforcing member 5c. . Hollow sliding grooves 3a and 3a are formed in the central part of the columns 3 and 3 from the upper side to the lower side, and a part thereof is opened outward.

  Sliding side frame members 11, 11 are attached to the sliding grooves 3 a, 3 a so as to be slidable in the vertical direction, and the left and right lengths of the glass plate 17 are positioned in front of the sliding side frame members 11, 11. The center bar 10 extending in the vertical direction is pivotally supported by the support shaft 10 b and is in close contact with the vicinity of the center portion of the front surface of the glass plate 17.

  On the front surface of the center bar 10, two handle portions 10c are provided at a central position with a predetermined distance therebetween, and a locking tool 10d is provided at the center position on the lower surface of the center bar 10. Similarly, a locking tool 2c is provided at the center position of the front end of the mounting portion 2a, and a belt-like belt 19 is stretched over the locking tool 10d and the locking tool 2c, and the center bar 10 is fixed by the locking tools 19a and 19b. Prevent upward movement.

  Next, the process of attaching the sliding side frame members 11 and 11 to the columns 3 and 3 will be described in detail. As shown in FIG. 3A, each sliding side frame member 11 is formed of a metal plate. Side frame plate 11a, a connecting portion 11b formed inward from the inner surface of the rear end of the side frame plate 11a, and a sliding shaft 11c extending vertically at the end of the connecting portion 11b. And is composed of.

  A center bar 10 extending in the left-right direction is provided between the front end portions of the side frame plates 11a, and is pivotally supported by a support shaft 10b penetrating the side frame plate 11a. A holding material 10a corresponding to a cushioning material is provided on the back surface of the center bar 10 along the left and right length directions. Even when the center bar 10 is in close contact with the front surface of the glass plate 17, the glass surface 17 The structure does not cause scratches and the like, and the vibration of the center bar 10 is not directly transmitted to the glass plate 17.

  In this way, in order to attach the sliding side frame members 11, 11 to which the center bar 10 is attached to the support columns 3, 3, first, the lower end of the sliding shaft 11c of each sliding side frame member 11 is indicated by an arrow. As shown in FIG. 2, the fitting portion 11b of each sliding side frame member 11 is fitted by being inserted toward the sliding groove 3a of the upper end portion 3b of each support column 3 and further sliding downward. Is slidably fitted in the opening of the sliding groove 3a formed outside the support column 3, and the sliding side frame members 11 and 11 are attached to the support columns 3 and 3, respectively.

  When the sliding side frame member 11 is attached to the support column 3, as shown in FIG. 3B, the movement of the sliding shaft 11b and the connecting portion 11b is restricted only in the vertical direction in the sliding groove 3a. The sliding side frame member 11 can be smoothly moved in the vertical direction by the sliding shaft 11c, and the center bar 10 can be moved up and down in a stable state by using the handle portion 10c. The center bar 10 can be easily raised and lowered, which is convenient particularly when a large glass plate is placed.

  Next, the process of placing the glass plate 17 on the pallet body 2 will be described. As shown in FIG. 4A, the back surface of the single glass plate 17 is supported on the front surface of the inclined plate 5b, and this glass A plurality of glass plates 17 are stacked by sequentially stacking the glass plates 17 on the plate 17 and placing them on the placing portion 2a. Although not particularly illustrated in the present embodiment, the overlapped glass plates 17 can be easily separated from each other by sandwiching a slip sheet between the glass plates 17.

  Next, after laminating a plurality of glass plates 17, when the center bar 10 is pushed down using the handle portion 10c of the center bar 10, as shown in FIG. 4 (b), along the sliding groove 3a. Thus, the sliding side frame member 11 is moved downward, and the holding material 10a of the center bar 10 gradually approaches the forefront of the laminated glass plates 17.

  Then, as shown in FIG. 4C, the holding material 10 a is brought into close contact with the position near the center of the forefront surface of the glass plate 17, and the weight of the glass plate 17 is caused by the center bar 10 and the sliding side frame member 11. By suppressing the position near the center, the entire laminated glass plates 17 are held and the center bar 10 is also prevented from rotating, so that the glass plates 17 can be held in a stable state at all times.

  Thus, the glass in the movement of the conveyance pallet 1 is suppressed by the center bar 10 by suppressing the bending in the vicinity of the front central portion of the glass plate 17 that occurs when the glass plate 17 is stacked and supported vertically on the pallet body 2. Damage to the plate 17 can be prevented in advance. Further, even if the number of laminated glass plates 17 increases or decreases, the holding member 10 a can be attached to the glass plate 17 by sliding the sliding side frame member 11 slidably supported by the sliding grooves 3 a in the vertical direction. It can be brought into close contact with the position near the front center.

  Further, in order to maintain the holding state of the plurality of laminated glass plates 17, the belt 19 is stretched from the locking tool 10 d of the center bar 10 to the locking tool 2 c of the mounting portion 2 a, and the belt 19 is stretched. The upper movement of the center bar 10 and the sliding side frame member 11 is restricted by fixing with the stoppers 19a and 19b while maintaining the state. In this way, the belt 19 prevents the center bar 10 from moving upward, thereby securing the position of the center bar 10.

  In the above description, the mounting portion 2a that is in direct contact with the glass plate 17 is provided with a buffer material 2b, the inclined plate 5b is provided with a buffer material (not shown), and the center bar is provided with a holding material 10a corresponding to the buffer material. Therefore, the buffer plate and the holding member prevent the glass plate 17 from being damaged during the operation of laminating the glass plate 17 on the transfer pallet 1 and when the transfer pallet 1 is moved.

  Next, the lateral displacement prevention members 15 and 15 (see FIG. 1) provided in the vicinity of the lower ends of the left and right side surfaces of the glass plate 17 loaded on the pallet body 2 will be described as shown in FIG. Further, a cushioning material 15c is provided on the inner surface on the glass plate 17 side of the lateral displacement preventing member 15, a downward pin 15b is provided on the lower surface with a predetermined spacing, and a stepped pin is provided rearward on the rear surface. 15a is provided at a predetermined interval.

  A locking member 14 having a reverse L-shape in side view is provided from the right end of the mounting portion 2a along the right end of the inclined bar 5a. A locking hole is formed on the mounting portion 2a side of the locking member 14. 14b is formed, and two key holes 14a are formed on the inclined rod 5a side. Therefore, the stepped pin 15a of the lateral displacement prevention member 15 is inserted into the key hole 14a as shown by the arrow and is further moved downward so that the downward pin 15b is locked into the locking hole as shown by the arrow. 14b is inserted and fitted.

  Then, as shown in FIG. 5 (b), the lateral displacement prevention member 15 is securely fixed to the pallet body 2. In addition, since the latching member 14 is similarly provided in the left end part of the mounting part 2a, and the horizontal shift | offset | difference prevention member 15 is attached, description is omitted. Thus, by providing the lateral displacement prevention members 15 and 15 on both side ends of the mounting portion 2a, for example, the glass plate 17 is moved to the left and right when the transport pallet 1 is moved, and the lateral displacement of the glass plate 17 is caused. Even if it occurs, the lateral displacement prevention members 15, 15 prevent lateral displacement of the glass plate 17, and the buffer material 15 c is provided on the inner surface side of the lateral displacement prevention members 15, 15. Side edges are safely protected.

  According to the above description, in Example 1, even when a plurality of glass plates 17 are stacked vertically on the transport pallet 1, the center bar 10 is brought into close contact with the vicinity of the center of the glass plates 17, so that the glass plates 17 The glass plate 17 is not caused to bend in the vicinity of the center, the sliding movement of the glass plates 17 is not caused even when the transport pallet 1 is moved, and further, the horizontal displacement preventing member 15 does not cause the lateral displacement of the glass plate 17. The glass plate 17 can be safely transported without causing damage to the 17.

  Next, a second embodiment of the present invention will be described with reference to FIG. FIG. 6 is a cross-sectional view showing a state in which the transport pallet is stored in the transport box. In the following second embodiment, the same structural parts as those of the first embodiment will be denoted by the same reference numerals, and detailed description thereof will be omitted.

  As shown in FIG. 6, two transfer pallets 1 described above are accommodated in the transfer box 20 composed of a box body 21 and a lid member 22 having a U-shaped cross-section facing upward, and the casters 18 are locked. Yes. On the inner peripheral surface of the box main body 21, a thin plate-like cushioning material 21 a that protects the front, rear, left and right surfaces of the transport pallet 1 is provided, and on the lower surface of the box main body 21, a support receiving member 23 is provided. They are formed at a predetermined interval and are installed on the floor surface 24.

  A buffer material 22a for protecting the upper end of the transport pallet 1 is provided on the lower surface of the cover member 22. When the cover member 22 is attached to the box body 21, the upper end portion 3b of the support column 3 of the transport pallet 1 is supported by the buffer material 21a. Since it is supported, the upper part of the transport pallet 1 is fixed by the buffer material 21 a and the lower part is fixed by the caster 18.

  As described above, in the second embodiment, for example, a support rod such as a hawk lift (not shown) is inserted into the recess 23a of the support receiving member 23 and the transport box 20 is lifted, or the transport box 20 is stored in a truck or the like for transportation. Even when vibration or impact is applied to the transport box 20 at the time, the center bar is always near the center of the front surface of the glass plate 17 stacked vertically on the transport pallet 1 as in the first embodiment. Since 10 is closely contacted, the glass plate 17 is transported safely without causing bending near the center and without causing sliding between the glass plates 17.

  Although the embodiments of the present invention have been described with reference to the drawings, the specific configuration is not limited to these embodiments, and modifications and additions within the scope of the present invention are included in the present invention. For example, in the above embodiment, the left and right sliding side frame members 11 and 11 and the center bar 10 are assembled separately, so that even if the left and right lengths of the pallet body are long, Although it is preferable because it can be appropriately handled by replacing different center bars, the present invention is not limited to this, and a member in which the left and right sliding side frame members and the center bar are integrally formed may be used. .

  Further, in the above embodiment, the sliding side frame members 11, 11 are provided with the sliding shaft 11c, the sliding grooves 3a are provided above and below the central portions of the columns 3, 3, and the sliding grooves 3a and the sliding shaft 11c are slid. Although it is preferable that the sliding side frame members 11 and 11 can be stably slid in the vertical direction by being movably fitted, the present invention is not limited to this. Protruding ridges extending in the direction are provided, and a concave groove formed in the vertical direction is provided in the sliding side frame member so that both of them (protruding ridge, concave groove) are fitted to enable sliding movement of the sliding side frame member. Needless to say, other configurations may be used as long as the sliding side frame member can smoothly slide up and down on the support column.

  Furthermore, in the above embodiment, since the center bar 10 is pivotally supported by the support shaft 10b, it is possible to avoid a load on the glass plate by rotating even when the center bar 10 is strongly pressed down. Although it is preferable, even if the center bar 10 is directly fixed to the sliding side frame members 11 and 11 without rotating, the object of the present invention of preventing the bending of the central portion of the glass plate can be achieved.

It is a perspective view which shows the front structure of the glass plate conveyance pallet in Example 1 of this invention. It is a perspective view which shows the back surface structure of a glass plate conveyance pallet. (A) is a perspective view which attaches a center bar to a support | pillar, (b) is a side view which shows the up-and-down sliding of the center bar attached to the support | pillar. (A) is a side view which shows the process which mounts a several glass plate on a glass plate conveyance pallet, (b) is a side view which shows the state which moved the center bar below and hold | maintained the glass plate. (C) is a side view showing a state in which the center bar is prevented from moving upward by the belt. (A) is a perspective view which shows the process which attaches a horizontal deviation prevention member to a conveyance unit main body, (b) is a perspective view which shows the state which attached the horizontal deviation prevention member to the conveyance unit main body. It is sectional drawing which shows the state which accommodated the glass plate conveyance pallet in Example 2 of this invention in the conveyance box.

Explanation of symbols

1 Transport pallet (glass plate transport pallet)
2 Pallet body 2a Placement portion 2b Buffer material 2c Locking tool 3 Post 3a Sliding groove 3b Upper end portion 5 Inclined portion 5a Inclined bar 5b Inclined plate 5c Reinforcement material 10 Center bar 10a Holding material 10b Support shaft 10c Handle portion 10d Engagement Tool 11 Sliding side frame member 11a Side frame plate 11b Connecting portion 11c Sliding shaft 14 Locking member 14a Key hole 14b Locking hole 15 Lateral displacement prevention member 15a Stepped pin 15b Pin 15c Buffer material 17 Glass plate 18 Caster 19 Belt 19a 19b Stopper 20 Transport box 21 Box body 21a Buffer material 22 Cover member 22a Buffer material 23 Support receiving member 23a Recess 24 Floor

Claims (7)

  A glass plate transport pallet that transports a plurality of stacked glass plates vertically supported on the pallet body, the pallet body supporting a placing portion that supports the bottom portion of the glass plate and a back surface of the glass plate And a column having a pair of sliding grooves provided on both sides of the inclined portion, the sliding grooves each supporting a sliding side frame member having a center bar so as to be slidable in the vertical direction. And the said center bar is extended in the left-right length direction of a glass plate, and is closely_contact | adhering near the front center part of a glass plate, The glass plate conveyance pallet characterized by the above-mentioned.   The glass plate conveyance pallet according to claim 1, wherein a belt for preventing the center bar from moving upward is stretched between the center bar and the placing portion.   The glass plate conveyance pallet according to claim 1 or 2, wherein the sliding side frame member includes a sliding shaft that fits and slides in the sliding groove.   The glass plate conveyance pallet according to any one of claims 1 to 3, wherein a cushioning material is provided on a portion of the mounting portion, the inclined portion, and the center bar that directly contacts the glass plate.   The glass plate conveyance pallet in any one of Claims 1 thru | or 4 which provided the horizontal slip prevention member which prevents the horizontal movement of a glass plate in the both ends of the said mounting part.   The glass plate carrying pallet according to any one of claims 1 to 5, wherein the pallet body is provided with a plurality of casters.   The glass plate conveyance pallet according to any one of claims 1 to 6, wherein a handle portion is provided on a front side of the center bar.

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