JP2006298081A - Fixing method and apparatus for transport pallet - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a fixing method and an apparatus for a transport pallet capable of reliably and easily preventing transfer of the transport pallet using an insertion hole for a lift of the transport pallet for retaining loads. <P>SOLUTION: With the use of the existing lift insertion hole 12c, a fixing rod stock16 is inserted into this lift insertion hole 12c. Then, by moving a pair of working rods 35 and 36 in such a direction as to approximate each other, a tensile force is given to a traction member 40, and its component force is converted to a force working downward against the fixing rod stock 16 through a working rod guide 33. Furthermore, both ends 16a of the fixing rod stock 16 protruding from the insertion hole 12c are pressed toward a loading platform N. Thus, the transport pallet 12 can be fixed in an immobile manner relative to the loading platform N. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a method for immobilizing and fixing a transport pallet to a loading platform when transporting a transport pallet for transporting a transported body together with the transported body on a vehicle and a fixing device therefor.

  When a conventional load is loaded on a vehicle and transported, a means that uses a lashing belt is known as a means for immobilizing the load on a loading platform (see, for example, Patent Document 1). This lashing belt is attached to a hook body provided between a vehicle board and a cargo bed plate provided inside the vehicle via a mounting bracket, and the load on the cargo plate is bound by a lashing belt to suppress the load. However, because the lashing belt has the required length to surround the load and there is a limit to how the lashing belt can be bound due to the outer shape of the load, if the load receives inertial force when the vehicle stops, the lashing belt There was a risk that the load would collapse due to loosening.

  For this reason, in order to secure the load more securely, a base sheet with one end fixed to the floor mat is covered from both sides of the load, and the band hook attached to this base sheet cannot be dissociated into the striker band on the floor mat. What has been connected has been developed (for example, see Patent Document 2).

Japanese Patent Laid-Open No. 2002-274274 (see FIG. 4) Japanese Unexamined Patent Publication No. 2000-16159 (see paragraphs 0011 to 0014, FIGS. 2 and 3)

  Since the base sheet 2 is connected to the floor mat 1 in a state in which the base sheet 2 is in surface contact with the load and wraps a part of the load, the load N However, the structure is complicated and there is a risk of moving the whole floor mat, which is somewhat difficult as a reliable means of preventing the movement of cargo.

  The present invention has been made paying attention to such problems, and it is possible to reliably and easily prevent the movement of the conveyance pallet using the lift insertion hole of the conveyance pallet that holds the load. An object is to provide a fixing method and a fixing device therefor.

In order to solve the above-mentioned problem, the transport pallet fixing method according to claim 1 of the present invention is characterized in that the transport pallet is transported when the transport pallet for transporting the transported body is loaded and transported on the vehicle together with the transported body. In a lift insertion hole formed in the transport pallet so that both ends protrude from the insertion hole, and both the protruding rods are fixed. It is characterized by pressing the part toward the loading platform of the vehicle.
According to this feature, using the existing lift insertion hole provided in the transport pallet, the fixing bar is inserted into the insertion hole, and then both ends of the fixing bar protruding from the insertion hole are loaded onto the loading platform. By pressing toward, the transport pallet can be fixed to the loading platform.

The fixing method of the conveyance pallet according to claim 2 of the present invention is the fixing method of the conveyance pallet according to claim 1, wherein a plurality of lift insertion holes are formed in the conveyance pallet, Is characterized in that at least two or more lift insertion holes are inserted.
According to this feature, the number of fixing bars can be increased and the conveying pallet can be pressed, so that strong and well-balanced pressing is possible.

In order to solve the above problems, a transport pallet fixing device according to a third aspect of the present invention is a fixing device used in the transport pallet fixing method according to the first or second aspect, wherein the fixing device. Is composed of a fixing bar inserted into the lift insertion hole of the transport pallet and a pair of connecting fixings that press both ends of the fixing bar protruding from the insertion hole toward the loading platform. A contact member that contacts the upper surface near the end of the fixing bar, an operating bar guide that is integral with the corresponding bar, and a pair that is guided by the operating bar guide so as to be movable toward or away from each other. And a pair of traction bodies, one end of which is engaged with one end of the pair of operation rods and the other end of which is engaged with a locking tool provided on the cargo bed.
According to this feature, a pulling force is applied to the traction body by moving the pair of operating rods in the direction of approaching each other, and the component force is a downward force applied to the fixing bar via the operating rod guide body. Therefore, the transfer pallet can be fixed so as not to move with respect to the loading platform.

The transport pallet fixing method and the fixing device therefor according to claim 4 of the present invention are the transport pallet fixing device according to claim 3, wherein the pair of operating rods come close to each other by rotation of the screw rods. Or it is characterized by moving in a direction away from each other.
According to this feature, since the conveyance pallet can be easily fixed and released by rotating the screw rod, there is no need to load and unload during transportation.

The transport pallet fixing device according to claim 5 of the present invention is the transport pallet fixing device according to claim 3 or 4, wherein the transport pallet is configured integrally with a box that accommodates the object to be transported. It is characterized by being.
According to this feature, by providing the lift insertion hole in the lower part of the box to be stored, the connecting means between the box and the transport pallet can be omitted.

A transport pallet fixing device according to claim 6 of the present invention is the transport pallet fixing device according to any of claims 3 to 5, wherein the transport pallet is provided with a plurality of lift insertion holes. In addition, at least two fixing bars are inserted into the lift insertion holes.
According to this feature, the number of fixing bars can be increased and the conveying pallet can be pressed, so that strong and well-balanced pressing is possible.

  Examples of the present invention will be described below.

  FIG. 1 is a perspective view showing an overall view in which a storage space of a wing car for transporting a glass substrate carrying box or the like is opened, and FIG. 2 is a perspective view of the storage space of the wing car viewed from the rear. 3 is a side view showing the relationship between the transport box placed on the transport pallet and the loading platform, FIG. 4 is an exploded perspective view showing the structure of the connecting fixture, and FIG. FIG. 6 is a side view showing an operation process of the connecting fixture by rotating the screw rod, FIG. 6 is a side view at the end of the operation of the connecting fixture by rotating the screw rod, and FIG. It is the whole side view of the box for conveyance loaded in multiple numbers.

  As shown in FIG. 1, a wing-type truck (hereinafter referred to as a wing car) 18 is used as a transport vehicle that loads and transports a large number of boxes for transporting glass substrates, which are transported objects, from a glass manufacturer to a device manufacturer. Yes. Hereinafter, in the description of the present embodiment, the driver seat side of the wing wheel 18 is the front, the rear is the rear, the open side of the loading platform N of the transport box 1 is the left side, and the closed side is the right side.

  The wing wheel 18 is formed with a storage space 20 in which a plurality of transport boxes 1 can be stored. The storage space 20 has a box-type structure that forms a loading chamber that can be opened and closed. The lid can be closed by wing covers 24a and 24b having an L-shaped cross-sectional structure made of an outer plate such as a stainless steel plate, which can be opened and closed via hinges 29 on both sides of the support frame 22 extending in the central longitudinal direction.

  As shown in FIG. 2, the transport box 1 will be described later, but the box body 3 on which the glass substrates are stacked and the transport pallet 12 that supports the box body 3 are integrally formed. At the center of the loading platform N, a loading platform plate 25 on which the transport box 1 is placed, and metal locking frames 23 described later are provided at both ends thereof, and the loading platform plate 25 is made of a wooden plate.

  Side covers 26a and 26b are supported on both sides of the loading platform N so as to be openable and closable downward, and a pair of open / close doors having a double door structure is formed on both sides of the gate-shaped frame 28 disposed at the rear end of the loading platform N. 30a and 30b are supported to be openable and closable, and a fixed cover 31 is erected on the front end of the loading platform N on the driver's seat side, so that the storage space 20 can be opened and closed by the structure of each wing or door. It is possible.

  Next, the state in which the transport box 1 is placed on the cargo bed plate 25 as shown in FIG. 3 will be specifically described. First, the transport box 1 will be briefly described. In the present embodiment, the transport box 1 is used as a box for stacking and transporting a plurality of glass substrates 2, and includes a box body 3 and a lid. The box 4 is composed of a combination of a bottom plate 6 and a side plate 5 formed of a metal plate.

  Side pads 8b and bottom pads 8c (for example, foamed polyethylene resin) are provided on the inner surfaces of the bottom plate 6 and the side plates 5 to protect the side and bottom surfaces of the glass substrate 2. Similarly, a side pad 8 a is provided on the side of the glass substrate 2 facing the side pad 8 b, and the glass substrate 2 is firmly fixed to the bottom plate 6 and the side plate 5 by the binding belt 9. In addition, shock absorbers 10 and 11 (in this embodiment, shock absorbers) are provided on the outer surfaces of the bottom plate 6 and the side plate 5 so that the vibration of the transport box 1 is not conducted to the glass substrate 2 as much as possible. .

  The transfer pallet 12 that supports the bottom of the box body 3 is formed with a recess 12a ′ in which the bottom of the box body 3 is fitted on the upper surface 12a, and a plurality of lift insertion holes 12c penetrating the left and right outer ends. (4 places in this embodiment) are formed. The transport pallet 12 is formed of a hard plastic resin that is strong against weight and the like, and further, the lift insertion hole 12c is reduced in weight, and by giving an elastic force, vibration from the wing wheel 18 side can be reduced. The shock can be absorbed, and vibrations are prevented from being transmitted to the box body 3 placed in the recess 12a ′ of the transport pallet 12 as much as possible, so that it can be stably and safely transported while the wing vehicle 18 is traveling. The box 1 can be conveyed. The box body 3 and the upper surface 12a of the transport pallet 12 are connected by a connecting tool 17 which is a connecting means having a L shape in a side view of a metal plate, so that the transport box 1 is integrally formed.

  Therefore, by using the lift insertion hole 12c, for example, a support blade of a conventionally known forklift can be inserted into each lift insertion hole 12c, and the transport box 1 can be lifted and moved simply by operating upward. The transport box 1 can be easily placed on the carrier plate 25 by a forklift and can be stored in the carrier N. It goes without saying that other methods may be used as the method for moving the transport box 1 as long as it is a safe move without damaging the glass substrate 2 in the box body 3.

  Next, after the transport box 1 is placed on the loading plate 25, the two fixing rods 16 each having a metal bar shape are passed through the front and rear lift insertion holes 12c. The length of the fixing bar 16 is longer than the left and right lengths of the lift insertion holes 12c, and the both ends 16a of the fixing bar 16 protruding from the lift insertion holes 12c are later The connecting fixture 32 described in detail is placed in the direction indicated by the arrow (see the lower left in FIG. 3).

  The coupling fixture 32 is provided with a pair of moving operating bars 35 and 36 extending in front of and behind a rectangular box operating bar guide 33, and a traction body 40 is provided at each outer end. It has been. Then, by engaging both the pulling bodies 40 with the locking frames 23 provided at the left and right ends of the loading platform plate 25, the transport box 1 is fixed to the loading platform N via the connection fixture 32. It will be.

  Next, the connection fixture 32 will be described with reference to FIGS. As shown in FIG. 4, the connecting fixture 32 includes a pair of moving operation bars 35 and 36, a pulling body 40, an operation bar guide body 33 in which a metal sheet metal is bent in a U shape in a cross-section downward direction, and this operation The contact member 34 is attached to the bar guide 33.

  The actuating rod guide 33 is formed with a long-hole-shaped sliding groove 33a extending in the longitudinal direction at two locations on the left and right, and three bolt holes 33b on the left and right at the lower position of the sliding hole 33a. It is formed at predetermined intervals in the direction. A screw rod 41 facing in the longitudinal direction is inserted inside the operating rod guide 33, and the screw rod 41 has a rearward operation bolt 41a and a predetermined front-rear interval ahead of the operation bolt 41a. The fixing nuts 41b and 41c are attached so as not to rotate, and a screw portion 41d is formed by screwing forward from the fixing nut 41c, and the terminal nut 41e is non-rotatable at the front end. It is fixed.

  Below the screw rod 41, there are provided movement actuating rods 35, 36 each having a metal sheet metal formed in an L shape and an inverted L shape in a side view in the front and rear directions. A threaded portion 35a that is threadedly engaged with 41d is formed, and through holes 35b are formed in the lower position at a predetermined interval in the front-rear direction. A pulling body 40 is connected to the end of the movement actuating bar 35 located opposite to the through hole 35b. A connecting portion 40b that is rotatably connected to the moving actuating rod 35 by a bolt 45c and a nut 46c is provided at one end of the pulling body 40, and a locking portion that is locked by a locking frame 23 described later at the other end. 40a is provided, and the locking portion 40a and the connecting portion 40b are connected by a cloth-like belt body 40c having a high tensile strength.

  The other moving operation rod 36 is attached in a state in which a loose fitting portion 36a is loosely fitted at a predetermined interval between the fixed nut 41b and the fixed nut 41c, and the moving operation rod 35 is also attached to the moving operation rod 35. Similarly, a through hole 36b is formed at a position below the loose fitting portion 36a, and a pulling body 40 similar to the above can be rotated at the end of the moving operation rod 36 positioned opposite to the through hole 36b. It is attached.

  The moving actuating rod 35 has two bolts 45a inserted through the through holes 35b through the washer 47 and the right sliding groove 33a from the rear side of the actuating rod guide 33 toward the left, and further to the left. By being screwed into the nut 45a via the sliding groove 33a and the washer 47, the sliding groove 33a is attached to the left and right sliding grooves 33a so as to be slidable back and forth. Similarly, the moving operation rod 36 is slidably attached to the left and right sliding grooves 33a.

  A contact member 34 made of a metal sheet is attached to the lower portion of the operating bar guide 33 to which both the operating bars 35 and 36 are attached. The contact member 34 is formed slightly longer than the front and rear lengths of the actuating rod guide 33, and a contact portion 34a having both front and rear ends bent downward, and a rubber-like sheet having a high frictional resistance provided on the bottom surface thereof. A material 34a 'is provided. And the connection part 34b extended in the front-back length direction is welded to the upper surface of the contact part 34a in the cross-section upward U-shape. Bolt holes 34c are formed at three positions on the left and right surfaces of the connecting portion 34b at predetermined intervals.

  Therefore, for attaching the contact member 34, first, the connecting portion 34b is fitted to the lower end portion of the actuating rod guide 33, and the three bolts 45b are moved from the right to the left of the actuating rod guide 33, respectively. The right bolt hole 33b, the right bolt hole 34c of the connecting portion 34b, the left bolt hole 34c, and the left bolt hole 33b are inserted into the nut 46b to be firmly connected. . In order to fix the transport box 1 to the loading platform N by the connecting fixture 32 configured integrally in this manner, first, the fixing bar 16 is inserted into the lift insertion hole 12c of the transport pallet 12 placed on the loading platform N. Is inserted, the connecting fixture 32 is placed on both ends 16 a of the fixing bar 16.

  Therefore, as shown in FIG. 5, in the state where the connecting fixture 32 is first placed so as to be supported by the two fixing rods 16, the movable actuating rod 35 is placed at the front end of the sliding groove 33a in advance. The movable operating rod 36 is positioned at the rear end of the sliding groove 33a and is extended rearward. Then, the engaging portion 40a of each traction body 40 pivotally supported so as to be suspended by the movement actuating rods 35 and 36 is fitted into the engaging groove 23a formed on the upper surface of the engaging frame 23 located immediately below. Fix it together.

  Then, when the operation bolt 41a of the screw rod 41 is rotated, the screwing portion 35a of the moving operation rod 35 screwed to the screw portion 41d is moved backward, and the screw portion 41d is rotated forward. Move to. As a result, while the bolt 45a of the moving actuating bar 35 is slidably guided in the sliding groove 33a, the entire moving actuating bar 35 is moved rearward, and at the same time, the moving actuating bar 36 is moved forward, and both actuating bars 36 are moved. The interval of is getting closer.

  Then, as shown in FIG. 6, the connecting portion 40 b of the traction body 40 pivotally supported by the moving operation rods 35 and 36 is also shown in the direction of the double arrow shown toward the center of the operation rod guide 33. And the belt body 40c spanned between the connecting portion 40b and the locking portion 40a is also stretched. By pulling the belt body 40c, the upper surface of the end 16a of the fixing bar 16 provided in the lift insertion hole 12c is pressed downward through the contact member 34, and a strong pressure is applied. Although not particularly illustrated, a strong pressure is applied downward to the end 16a on the opposite side to the end 16a of the fixing bar 16 with the same configuration.

  Furthermore, since the same strong pressure is applied downward to the lift insertion hole 12c that contacts the lower surface of the fixing bar 16, the lower part of the conveying pallet 12 is connected to the fixing bar 16 and the loading plate 25. It is clamped in between. In addition, since the sheet material 34a ′ having high frictional resistance performance is provided in the contact portion 34a, the connection fixture 32 is placed on the end portion 16a of the fixing rod 16 extended from the lift insertion hole 12c. In this case, it is possible to prevent rattling and deviation.

  In this way, the pair of moving operation rods 35 and 36 can move in directions close to each other by the rotation of the screw rod 41, so that the conveyance pallet 12 can be easily fixed by the rotation operation of the screw rod 41. Further, if the screw rod 41 is rotated in the reverse direction, the movement actuating rods 35 and 36 are moved away from each other, the traction body 40 is loosened, and the conveyance pallet 12 can be easily released from being fixed. Therefore, it has a structure in which the loading and unloading of the transport box 1 at the time of transportation is not troublesome.

  As shown in FIG. 7, in the two transport boxes stacked on the wing vehicle, the transport box 1 has two connecting and fixing members provided on the fixing bar 16 into which the two lift insertion holes 12c are inserted. The traction body 40 is stretched by a tool 32, and the transport pallet 12 includes a connection fixture 32 provided at the left front and rear, and a right front and rear not shown. The position is fixed at a total of four locations of the connecting fixture 32 provided in the. Thereby, the transport box 1 can be stably and firmly fixed to the loading platform N stably. Similarly, the transfer box 1 ′ loaded in the storage space 20 can be securely and firmly fixed to the loading platform N by the four connecting fixtures 32.

  In the present embodiment, by using the existing lift insertion hole 12c, the fixing bar 16 is inserted into the insertion hole 12c, and the pair of actuating bars 35 and 36 are moved in the directions close to each other, thereby towing the pulling body. Since a pulling force is applied to 40 and a downward force is generated on the fixing bar 16 through the operating bar guide body 33, the both ends of the fixing bar protruding from the insertion hole are used as loading platforms. The conveying pallet 12 is fixed so as not to move with respect to the loading platform N by pressing toward the loading platform N.

  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-described embodiment, the transport box 1 includes a box body 3 that houses a glass substrate 2 that is a transported body and a transport pallet 12 that are separately provided and are integrally connected by a connector 17 that is a connecting means. Although the present invention is configured, the present invention is not limited to this, and it goes without saying that the transport pallet and the box body may be configured integrally by providing a lift insertion hole in the lower portion of the box body 3. In this way, the connecting means and connecting work between the transport pallet and the box body can be omitted, and the cost can be reduced.

  In the above embodiment, at least two fixing rods 16 are used in the lift insertion hole 12c to press the both ends of the lift insertion hole 12c to improve stability. However, the present invention is limited to this. Instead, the number of fixing bars 16 inserted into the lift insertion hole 12c may be increased or may be one, and the transport pallet 12 can be pressed more reliably. Is possible.

  Moreover, in the said Example, although the position of the conveyance pallet 12 is stably fixed to the loading platform N using the lift insertion hole 12c of two places before and behind the conveyance pallet 12, this invention is limited to this. Instead, since the transport pallet 12 has a plurality of lift insertion holes 12c (four in this embodiment), the transport pallet 12 is more firmly fixed to the loading platform N using the other lift insertion holes 12c. You may make it do.

It is a perspective view which shows the whole figure which made the accommodation space of the wing vehicle in which the box for conveyance of a glass substrate etc. are conveyed open. It is the perspective view which looked at the storage space of the wing car from back. It is a side view which shows the relationship between the box for conveyance mounted in the conveyance pallet, and a loading platform. It is a disassembled perspective view which shows the structure of a connection fixing tool. It is a side view which shows the operation process of the connection fixing tool by screw rod rotation operation. It is a side view at the time of completion | finish of operation of the connection fixing tool by rotation operation of a screw rod. It is a whole side view of the box for conveyance piled up by the wing car.

Explanation of symbols

1, 1 'Transport box 2 Glass substrate (conveyed object)
3 Box body 12 Transport pallet 12a Upper surface 12a 'Recess 12b Bottom surface 12c Lift insertion hole 16 Fixing bar 16a End 17 Connector 18 Wing vehicle (wing type truck)
20 Storage space 23 Locking frame (locking tool)
23a engaging groove 25 loading plate 32 coupling fixture 33 actuating bar guide 33a sliding groove 33b bolt hole 34 abutting member 34a abutting part 34a 'high frictional resistance sheet material 34b coupling part 34c bolt hole 35 moving actuating bar 35a Screw portion 35b Through hole 36 Moving operation rod 36a Free fitting portion 36b Through hole 40 Traction body 40a Locking portion 40b Connection portion 40c Belt body 41 Screw rod 41a Operation bolt 41b Fixing nut 41c Fixing nut 41d Fixing portion 41e Termination nut N Loading platform

Claims (6)

  When a transport pallet for transporting a transported body is loaded and transported on the vehicle together with the transported body, the transport pallet is fixed to a loading platform in a fixed manner, in a lift insertion hole formed in the transport pallet. A method of fixing a transport pallet, wherein a fixing bar is inserted so that both ends of the bar protrude from the insertion hole, and both protruding portions of the bar are pressed toward the loading platform of the vehicle.   The method for fixing a transport pallet according to claim 1, wherein a plurality of lift insertion holes are formed in the transport pallet, and at least two fixing bars are inserted into the lift insertion holes.   It is a fixing device used for the fixing method of the conveyance pallet of the said Claim 1 or 2, Comprising: The said fixing device is the fixing bar | burr inserted in the lift insertion hole of the conveyance pallet, and the fixing protruded from this insertion hole A pair of connecting fixtures that press both ends of the bar material toward the loading platform, the connecting fixtures being in contact with the upper surface in the vicinity of the end of the fixing bar material, An actuating rod guide body, a pair of actuating rods guided by the actuating rod guide body so as to be movable toward or away from each other, one end of the pair of actuating rods, and the other end provided on the loading platform A conveying pallet fixing device characterized by comprising a pair of traction bodies respectively locked to a stopper.   4. The conveying pallet fixing device according to claim 3, wherein the pair of actuating bars move in directions toward or away from each other by rotation of a screw bar.   The fixing device for a transport pallet according to claim 3 or 4, wherein the transport pallet is configured integrally with a box for storing a transported body.   The transport pallet fixing device according to any one of claims 3 to 5, wherein the transport pallet is provided with a plurality of lift insertion holes, and at least two fixing bars are inserted into the lift insertion holes.

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