JP2005088764A - Lift vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a lift vehicle structured so that a dolly to accommodate various sorts of objects is placed on its placing table and transported to an intended carriage, capable of loading the rear body of the carriage easily and smoothly, facilitating loading and unloading the dolly onto/from the rear body, and enhancing the efficiency of the loading/unloading operations easily using a very simple means. <P>SOLUTION: The lift vehicle is structured so that the placing table 4 on which the object accommodating dolly 5 is placed, is mounted on the running vehicle body 2 with the possibility of elevating and sinking through a cylinder 3 as an elevator mechanism, and with elevation and sink of the table 4, loading and unloading of the dolly 5 are performed on/from the rear body 6a of the carriage 6. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a lift vehicle that loads, for example, a cargo vehicle that stores transportation luggage onto a loading platform of the transportation vehicle or lowers it from the loading platform.

There is a technique for indexing and transporting a trolley by lifting the lower part of the boat mounting end. (For example, patent document 1). Conventionally, means for lifting a forklift truck platform and loading a load on a carrier truck are generally known.
Japanese Patent Laid-Open No. 2000-225885

  However, when a cargo vehicle that stores various types of luggage is loaded on the platform of a transport vehicle such as a lifting truck, it is necessary to smoothly move the wheels of the cargo vehicle to the platform surface with low impact. There was a problem that cargo cars could not be easily loaded onto and unloaded from the cargo bed.

  In the present invention, a mounting table on which a luggage storage cart is placed is mounted on a traveling vehicle body through a lifting mechanism so as to be able to move up and down, and the carriage is loaded and unloaded on the loading platform of the transport vehicle by raising and lowering the mounting table.

  Further, a stand lifting member is provided that lifts the placement table upward by a spring force at the lowest position of the placement table.

  Therefore, according to the present invention, a loading table on which a luggage storage carriage is placed is mounted on a traveling vehicle body through a lifting mechanism so as to be movable up and down, and various types of luggage are stored by loading and unloading the carriage with respect to the loading platform of the transport vehicle by raising and lowering the loading table. It is intended to improve the work efficiency of loading and unloading the carriage on the carrier carriage so that the carriage to be carried can be loaded onto the carriage and transported to the intended carriage to be loaded on the carrier easily and smoothly.

  Also, by providing a base lifting member that lifts the mounting table upward with spring force at the lowest position of the mounting table, for example, when the mounting table is in the lowest position when the carriage is not mounted, the mounting table is spring-loaded. Lifting from the ground and avoiding contact between the mounting table and the ground make it possible for the lift vehicle body to easily run stably.

  Embodiments of the present invention will be described below in detail with reference to the drawings.

  FIG. 1 is a side view of a lift vehicle, FIG. 2 is a plan view thereof, and FIG. 3 is an explanatory diagram of the use. The lift vehicle 1 is formed in a plane square shape via a left and right hydraulic lift cylinder 3 on a lift vehicle body 2 as a traveling vehicle body. The mounting table 4 is supported so as to be able to move up and down, and a cart 5 such as a cargo car that accommodates various kinds of luggage is placed on the upper surface of the mounting table 4 and transported to the target transporting vehicle 6 by manual operation.

  As shown in FIGS. 4 and 5, the lift vehicle body 2 includes mounting brackets 9 and 9 for the left and right front wheels 8 and 8 on the front left and right sides of the quadrangular frame body frame 7, and the left and right rear wheels 10 on the rear left and right sides.・ 10 mounting brackets 11 and 11 are fixed integrally, respectively, and two cross-sectional portal shapes on the right and left sides of the mounting brackets 9 and 9 and the front side of the mounting brackets 11 and 11 inside the body frame 7 The front masts 12 and 12 and the rear masts 13 and 13 are erected with the opening as an inside, respectively, and left and right operation handles 14 and 14 having substantially U-shaped side surfaces are respectively fixed to the substantially central rear surfaces of the left and right rear masts 13 and 13. The rear masts 13, 13 above the handles 14, 14 are connected by a connecting rod 15, and the guide rails 16, 16 are placed inside the openings on the rear side of the left and right front masts 12, 12 and inside the openings on the front side of the left and right rear masts 13, 13. Beauty 17, 17 is made to fit and fixed.

  Further, as shown in FIGS. 6 to 8, the mounting table 4 includes lifting guide rollers 18 fitted to the respective guide rails 16, 16 and 17, 17, and stands upright on the left and right sides of the mounting table 4. The front and rear roller mounting plates 21 and 22 are fixed to the front column 19 and the rear column 20, respectively. The guide rollers 18 having a pair of left and right are attached to the upper and lower ends of the front and rear roller mounting plates 21 and 22, respectively. The elevating cylinder 3 is interposed between the left and right brackets 23 fixed to the left and right sides of the center of the mounting table 4 and the connecting frame 24 between the front and rear masts 12 and 13, along the masts 12 and 13. The mounting table 4 is configured to move up and down.

  Reference numeral 25 denotes an adjusting bolt for adjusting the entry allowance of the guide roller 18 with respect to the guide rails 16 and 17.

  Further, the rear end of the mounting table 4 extends rearward to form a descending and descending entrance / exit portion 26, and a guide plate 28 having substantially the same width is foldably connected to the front end of the mounting table 4 via a hinge 27. When the mounting table 4 is at the lowest position, the guide plate 28 is raised by bringing the tip of the guide plate 28 into contact with the left and right rotation rollers 29 and 29 installed on the front upper surface of the vehicle body frame 7, and moves forward of the guide plate 28. And the forward movement (falling) of the carriage 5 on the mounting table 4 are regulated by the guide plate 28.

  As shown in FIGS. 9 and 10, the left and right bearings 30 and 30 are fixed to the rear surfaces of the lower ends of the left and right rear masts 13 and 13 by bolts 31, and the left and right swing arms 33 are fixed to the left and right bearings 30 and 30 via shafts 32. 33 is supported in a swingable manner, and a lifting member 34 made of a pipe or a round bar is interposed between the ends of the left and right swinging arms 33, 33, and a tension spring is provided between the left and right swinging arm 33 and the bracket 11. 35, and a lifting member 34 is disposed below the loading / unloading portion 26 of the mounting table 4. When the carriage 5 is not mounted on the mounting table 4 and is in the lowest lowered state, it is lifted by the spring force of the tension spring 35. The mounting table 4 is lifted upward via the member 34 to prevent interference between the mounting table 4 and the ground, thereby allowing the lift vehicle 1 to stably travel.

  As shown in FIGS. 1 and 2, a drive unit case 36 is disposed above the left mounting bracket 11. For example, a 24V rechargeable power supply battery or a hydraulic unit motor is installed in the case 36 and a left operation handle. The case 36 is electrically connected to the switch box 37 provided at 24, and the mounting table 4 is moved up and down by operating the push-up buttons 38 and 39 for moving the mounting table 4 of the switch box 37, and connected to the socket of the household 100V power supply. The cord 40 of the case 36 has a plug 40 to be inserted, and is configured to charge the battery.

  The present embodiment is configured as described above, and when the mounting table 4 is at the lowest lowered position, the carriage 5 is mounted on the mounting table 4 from the rear of the lift vehicle 1, and after the mounting, the target carriage 6 is reached. After manually moving the lift vehicle 1, the lifting cylinder 3 is driven by operating the push button 38 to the substantially same height position as the loading platform 6 a of the transport vehicle 6 to raise the mounting table 4. The carriage 5 is transferred from the lift truck 1 to the carriage 6 in such a state that the guide plate 28 is passed over the loading platform 6 a of the carriage 6.

  As is clear from the above, the mounting table 4 on which the luggage storage cart 5 is placed is mounted on the lift vehicle body 2 that is the traveling vehicle body so that it can be moved up and down via the lifting cylinder 3 that is the lifting mechanism, and the carriage is moved up and down by the lifting and lowering of the mounting table 4. 6 for loading and unloading the cart 5 on the loading platform 6a. The cart 5 for storing various loads is placed on the mounting table 4 and transported to the intended transportation vehicle 6 so that it can be easily and smoothly loaded on the loading platform 6a. The work efficiency of loading and unloading of the cart 5 with respect to the transport vehicle carrier 6a can be easily improved by extremely simple means.

  Further, a table lifting member 34 is provided to lift the mounting table 4 upward with a spring 35 force at the lowest position of the mounting table 4. For example, when the mounting table 4 is in the lowest position when the carriage 5 is not mounted. The lift vehicle body 2 can be lifted from the ground by the force of the spring 35 so that the lift vehicle body 2 can easily travel stably by avoiding contact between the mount table 4 and the ground.

A side view of a lift car. The top view of a lift car. Explanatory drawing which shows the use condition of a lift vehicle. The rear view of a lift vehicle body. The top view of a lift vehicle body. The side view of a mounting base. The top view of a mounting base. The rear view of a mounting base. Side surface explanatory drawing of a lifting member part. The back explanatory drawing of a lifting member part.

Explanation of symbols

2 Lift body (traveling body)
3 Lifting cylinder (lifting mechanism)
4 loading table 5 cart 6 transport vehicle 6a loading platform 34 lifting member 35 spring

Claims (2)

  A lift vehicle characterized in that a loading table on which a cargo storage cart is placed is mounted on a traveling vehicle body through a lifting mechanism so as to be able to move up and down, and the cart is loaded and unloaded with the loading table.   2. The lift vehicle according to claim 1, further comprising a table lifting member that lifts the mounting table upward by a spring force at the lowest position of the mounting table.

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