JPH0350098Y2 - - Google Patents

Description

[Detailed description of the invention] (Field of industrial application) This invention does not have a drive source such as a motor,
The present invention relates to a conveyance device that sends out a conveyed object using the pressing force of a fork-shaped pressing rod, such as a fork of a forklift.

(Prior art) For example, as shown in FIG. 7, a conventional conveying device has a plurality of rotating rollers 2 attached to the surface of a pedestal 1, and an endless chain 3 rotatably stretched between both ends of the pedestal 1. The chain 3 is provided with a protruding pressing member 5 that presses the conveyed object 4 placed on the frame via the rotating roller 2, and the endless chain 3 is rotated by a drive source such as a drive motor to send out the conveyed object. (Utility Model Publication No. 56-144017).

(Problem to be solved by the invention) However, since the conventional conveyance device as described above uses the driving force of a drive motor etc. to send out the conveyed object, the drive device and the drive from the drive device are This method requires a power transmission member such as an endless chain to transmit power to a conveying body, and therefore has the drawback of being expensive in terms of equipment.

Additionally, extra space is required to install these drive devices, which is particularly inconvenient in small warehouses.

In view of these conventional problems, the present invention does not require a drive device or power transmission member, can move objects on a pedestal onto a fork-shaped pressing rod, and is inexpensive in terms of equipment. The purpose of the present invention is to provide a conveying device that does not require much space.

(Means for Solving the Problems) In order to achieve the above object, the present invention includes a pedestal on which objects to be transported can be slidably placed on the upper surface, and an endless wire-like body is rotatably hung between both ends of the pedestal. , a pressing member for pressing the conveyed object placed on the pedestal is attached to the endless linear body, and the pressing member sends out the conveyed object by rotating the endless linear body. In the apparatus, a pressing rod insertion portion into which a fork-shaped pressing rod is inserted is formed at one end of the mount, and the pressing rod insertion portion has a linear shape that is pressed by the tip of the pressing rod to operate the endless linear body. It was equipped with a body control mechanism.

(Function) In the conveying device configured as described above, when the linear body operating mechanism is pressed by a fork-shaped pressing rod such as a fork of a forklift, the endless linear body operates the linear body. operated by a mechanism,
The pressers are operated together. By the operation of this presser, the conveyed object is pressed and moved on the pedestal.

(Example) Next, an example of implementing the present invention will be described with reference to the drawings of FIGS. 1 to 6.

In the figure, reference numeral 10 denotes a trailer that is open at one end in the longitudinal direction and equipped with a door that can be opened and closed at the opening.

A conveying device 11 according to the present invention is installed on the entire floor surface of the trailer 10.

The transport device 11 includes a frame 12 formed in a frame shape. The frame 12 is a vertical frame 1 in the longitudinal direction.
Endless chain support frames 14, 14 are horizontally mounted between the lower ends of the rollers 3, 13, respectively, and a plurality of roller support frames 16, 16, etc. arranged above are horizontally mounted between the horizontal frames 15, 15 in the short direction. There is. A plurality of rotating rollers 17, 17, . . . are pivotally supported between the roller support frames 16, 16.

Rotating rollers 17, 17... are not installed in a longitudinal area near both ends in the lateral direction of the gantry 12 and in a part of the end on the trailer opening side, and endless chain installation parts 18, 18 are installed in both of these areas, respectively. A press rod insertion portion 19 into which a fork of a forklift is inserted is formed.

An endless chain 20 is installed horizontally in each endless chain installation section 18. Endless chain 20,
20 are endless chain support frames 1
Both sprockets 21, 2 pivoted on 4, 14
It is hung around 1 hour. This endless chain 2
A pressing member 22 for pressing the conveyed object on the pedestal 12 is installed horizontally between 0 and 20 with its upper end protruding from the pedestal 12. The pressing member 22 has a pressing plate 22a fixed between their upper ends, and the lower ends of the side columns 22b, 22b are respectively inserted into the chain link 20c at the end position opposite to the trailer opening side of the upper chain 20a of the endless chain 20. and is fixed to both endless chains 20, 20.

Also, the upper chain 2 of each endless chain 20
The upper and lower rail portions 23 of the two-stage rail 23 are directly below both the chains 0a and the lower chain 20b.
a and 23b are provided, respectively.

Further, a chain operating mechanism 24 is provided in the endless chains 20, 20 and the above-mentioned press rod insertion portion 19.

This chain operation mechanism 24 includes engagement members 25 for receiving pressure, which are protruded from both sides of both endless chains 20, 20 at approximately the same distance as the stroke of the forks of the forklift, and are pressed by the forks of the forklift. Engagement member pressing body 2 that presses the engagement member 25 and rotates both endless chains 20, 20
6.

Each engagement member 25 is formed into an elliptical plate shape with a flat longitudinal section, and is fixed to both side surfaces of the chain link 20c by a pair of pins 27, 27.

On the other hand, the engaging member pressing body 26 has both endless chains 2
The press plate is slidably supported by a pair of frame-shaped frames 28, 28 for sliding the press plate, which are horizontally suspended between the endless chain support frames 14, 14 located inside the positions of the pressure plates 0 and 20.

This engaging member pressing body 26 is inserted in the center between the opposing plates of the two pressing plate sliding frame frames 28, 28, and the engaging member pressing body 26 is inserted between the opposing plates of both pressing plate sliding frame frames 28, 28.
It is provided with a sliding plate 29 that slides on the lower plates of 8 and 28.

At both ends of the sliding plate 29, a square bearing 3 is provided with a through hole formed in the same direction as the longitudinal direction of the sliding plate 29.
0 are fixed with their lower surfaces disposed on the same plane as the lower surface of the sliding plate 29.

The end of each bearing square member 30 on the side of the frame center is arranged at the pressure rod insertion site, and the side surface on the trailer opening side is pressed by the tip of the fork.

In addition, a roller support frame 1 is provided near the pedestal end side of the press rod insertion portion of the square material 30 for both bearings.
The wire 33 is pulled out from a pair of wire-wrapping type attachments 31, 31 fixed to the lower surfaces of the wires 6, 16, and is looped around a pulley 32 fixed on the endless chain support frame 14 on the trailer opening side. Each tip is fixed.

As a result, the engaging member pressing body 26 is urged toward the trailer opening side, and the frame-shaped frame 2 for sliding both pressing plates
Connecting side 28 at the end of the trailer opening side of 8, 28
a, 28a.

Further, a presser support shaft 34 is passed through the through hole of each bearing square member 30. A pair of bearings 30a, 3 fixed to both ends of the through hole of the bearing square piece 30 are located between the bearing square piece 30 and the pusher support shaft 34.
0a is interposed so that the presser support shaft 34 can be rotated even with a slight force.

A stopper 35 is fixed to the end of each presser support shaft 34 projecting toward the center of the pedestal 12 by a bolt 36. The stopper 35 is fixed at right angles to the pusher support shaft 34, and its bottom surface, which is located on the side opposite to the trailer opening side of the pusher support shaft 34, is brought into contact with the top surface of the sliding plate 29. The pusher support shaft 34 is moved in the direction in which the bottom surface of the stopper is separated from the top surface of the sliding plate 29,
In other words, it is designed to be able to rotate only in the direction toward the trailer opening.

Further, the presser support shaft 34 is attached to an end portion of the pedestal 12 that protrudes toward the end side in the transverse direction.
a pair of pressers 36 that respectively engage with the engaging members 25 of the lower chain 20b portion of the endless chain 20 when the fork tips 6 are pressed and moved by the fork tips A;
36 is fixed.

Due to their own weight, the pressers 36, 36 are normally arranged below the presser support shaft.

An arcuate groove 37 is formed on the side surface of each pusher 36 on the trailer opening side, so that it can be easily engaged with the engagement member.

When each pusher 36 moves and comes into contact with the engagement member 25, it receives a reaction force from the engagement member 25 in the direction toward the trailer opening, but the pusher support shaft 34 receives a reaction force in the direction opposite to the trailer opening. Since it does not rotate, the presser 36 also presses the engagement member 25 while being engaged with the locking member 25 without rotating.

When the engagement member 25 is pressed and the lower chain 20b of the endless chain 20 moves in the opposite direction to the trailer opening side, the upper chain 20a moves toward the trailer opening side and at the same time the conveyed object is pressed by the pressing member 22. Moved to the trailer opening side.

Further, when the engaging member pressing body 26 is returned to the trailer opening direction by the urging force of the urging tool due to the retreat of the fork tip, the side surface on the trailer opening side abuts against the engaging member 25 and is similarly engaged. A reaction force is received from the member 25, but at this time, due to the rotation of the pusher support shaft 34, it is pushed up onto the endless chain 20 and swings on the endless chain 20, so that the engagement member pusher 26 can move without any trouble. be exposed.

In this embodiment, a case has been described in which the conveyance device is installed inside a trailer, but the conveyance device of the present invention may also be installed inside a warehouse.

Furthermore, in this embodiment, the linear body operating mechanism is pressed by the fork of the forklift; however,
The fork-shaped pressing rod is not limited to the fork of a forklift.

(Effects of the invention) The present invention is configured as described above, and in a conveying device in which a pressing member attached to an endless chain sends out a conveyed object on a pedestal by rotating the endless chain, one end of the pedestal is By providing a chain operation mechanism that operates the endless chain by being pressed by the tip of a fork-shaped pressing rod, there is no need to install an expensive drive device such as a drive motor or a power transmission member, which reduces costs. By providing the chain operating mechanism within the main body, there are advantages such as a compact device that does not require space for installing a drive device or a power transmission member. Furthermore, since the pressing member is attached across the left and right endless chains, the load will not be tilted or become diagonal. Furthermore, since rollers are provided on both sides and the center of the chain, it can withstand heavy loads. Moreover, the conveyed object on the pedestal can be moved onto the press rod by the power of only the fork-shaped press rod.

[Brief explanation of the drawing]

Fig. 1 is a partial plan view of one embodiment of the present invention;
3 and 3 are longitudinal cross-sectional views of one embodiment of the present invention, FIG. 2 is a front view, FIG. 3 is a side view, and FIG. In the drawings, A is a cross-sectional view, B is a longitudinal sectional view in the side direction, C is a vertical sectional view in the back direction, FIG. 5 is a sectional view of the main part showing the stopper, and FIG. 6 is the main part. A perspective view showing an embodiment of the invention installed on a trailer, and FIG. 7 is a drawing showing a conventional conveyance device. 25...Engagement member, 26...Engagement member pressing body,
27...pin, 28...pressing body sliding frame,
29...Sliding plate, 30...Square material for bearing, 31...
Attachment tool, 34...presser support shaft, 35...stopper, 36...presser, 37...groove.

Claims (1)

[Scope of utility model registration request] A pedestal is provided on the upper surface of the pedestal for slidably placing the conveyed object, an endless chain is rotatably stretched between both ends of the pedestal, and the endless chain is provided with a pressing member for pressing the conveyed object placed on the pedestal. In the conveyance device, the press member sends out the conveyed object by attaching the endless chain and rotating the endless chain, wherein a press rod insertion part into which a fork-shaped press rod is inserted is formed at one end of the mount. The pressing rod insertion portion is provided with a chain operating mechanism that is pressed by the tip of the pressing rod to operate the pressing member attached to the endless chain in a direction opposite to the insertion direction of the fork-shaped pressing rod, and the pressing member is A conveyance device, characterized in that it is attached across left and right endless chains, and further includes rotating rollers on both left and right sides and in the center of the endless chains.