KR200383786Y1 - Pallet dispenser for multi-type pallet - Google Patents

Abstract

The present invention relates to a multi-type pallet distribution device, and its purpose is to distribute / transfer various types of pallets regardless of the type and size of pallets, to reduce equipment costs, and to improve productivity and workability. It is to provide a pallet dispensing device.

According to the present invention, a pallet is loaded by a forklift, and a sliding wall which is slid by a jack screw and a jack screw motor is installed at an inner front side thereof, and a pallet which is provided with hooks operated by pneumatic cylinders at the lower side of the sliding wall and the main frame is installed. In a distribution device; A fixed guide wall fixed and installed on both sides of the pallet dispensing apparatus, a jack screw and a jack screw motor installed at the center lower portion of the pallet dispensing apparatus, and connected to the jack screw to move up and down by operation of the jack screw. Second and third transfer rails for mounting and discharging pallets to be discharged and installed on both sides of the up / down operated lifts, and then transporting and discharging pallets having a relatively small length in the discharge direction of the pallet distribution apparatus; First and fourth conveying rails installed on one side of the second and third conveying rails so as to be symmetrical with each other, and having a pallet having a relatively long length and conveyed in a discharge direction, and below the second and third conveying rails on both sides of the lower part of the lift. Two U-brackets respectively installed, and the first conveying rail and the second conveying rail yarn are located on one side of the U-bracket in the same plane as the lift. , The model is to provide a pallet distribution device structured by an auxiliary plate to be respectively positioned between the third transfer rail and the fourth transfer rail.

Description

Pallet dispenser for multi-type pallet}

The present invention relates to a multi-type pallet distribution device, and to apply and load pallets with different specifications according to the horizontal, vertical, height, and forklifts of forklift trucks. It relates to a multi-type pallet distribution device that can be distributed to the logistics transfer line.

In general, the palletizing system transfers pallets by a conveyor and automatically loads the goods on pallets using a robot, and automatically distributes pallets of the same standard in batch work units regardless of pallet size and type. A pallet dispensing device, a pallet conveying conveyor for conveying a pallet distributed by the pallet dispensing device to a stacking position, and a pallet hand conveyed to a product stacking position along the conveying conveyor without damage to articles of various specifications by a robot hand. It consists of a work robot for safely grabbing and loading the goods, and a goods transfer line for transporting the goods to be loaded into the work range of the work robot.

The field to which the palletizing system is applied is mainly applied to a field which should have a regular palletizing pattern in a high-speed line for producing a large quantity of rectangular parallelepiped products. That is, it is widely used to load lightweight materials such as toilet paper, milk and sweets boxes, and the goods are loaded on pallets of various sizes and types according to the orderer's order or warehouse standard.

Multi-purpose pallet distribution apparatus used in the prior art is to store pallets of the same standard in batch work units regardless of the type of pallets, and to transfer them to the transfer conveyor unit, a link by a motor as in the present patent application 98-3862 Pallet stored in the pallet dispensing device, which is operated by the front and side walls operated by the operation of the mechanism, the hooks installed at the bottom of the front wall and the main frame and operated by the pneumatic cylinder, and the pneumatic cylinder installed at the lower side, is transferred to the conveying conveyor. It consisted of lifts that discharged one by one.

However, in the conventional multi-type pallet distribution device, when the pallet height varies in various ways or the difference in the pallet length is 50 cm or more, 1 m or more or 2 m or more, the performance of the performance was inefficient compared to the investment cost.

In addition, it is difficult to determine the exact stop position and maintain the balance of pallets with a large standard deviation for the up / down operation of the lift on which the pallet is loaded. There was this following issue.

In addition, even when the cylinder is laid so that the stopping position of the lift on which the pallet is mounted can realize the two-stroke stroke in response to the change of the height of the pallet, the balance of the pallet when the lift is applied between pallets with accurate stop positioning and large standard deviation Difficulties in maintenance and equipment costs were invested a lot, there were various problems.

The present invention has been made in consideration of the above problems, and its purpose is to distribute / transfer various types of pallets, including cases where the length variation is relatively large regardless of the type of pallets, to reduce equipment cost, productivity and work It is to provide a multi-type pallet distribution device that can improve the performance.

According to the present invention, a pallet is loaded by a forklift, and a sliding wall which is slid by a jack screw and a jack screw motor is installed at an inner front side thereof, and a pallet which is provided with hooks operated by pneumatic cylinders at the lower side of the sliding wall and the main frame is installed. In a distribution device; A fixed guide wall fixed and installed on both sides of the pallet dispensing apparatus, a jack screw and a jack screw motor installed at the center lower portion of the pallet dispensing apparatus, and connected to the jack screw to move up and down by operation of the jack screw. Second and third transfer rails for mounting and discharging pallets which are installed to be disposed on both sides of the upper and lower operated lifts, and for transporting and discharging pallets having a relatively small length in the discharge direction of the pallet distributor; First and fourth conveying rails installed on one side of the second and third conveying rails so as to be symmetrical with each other, and having a pallet having a relatively long length and conveyed in a discharge direction, and below the second and third conveying rails on both sides of the lower part of the lift. Two U-brackets respectively installed, and between the first conveying rail and the second conveying rail so as to be coplanar with the lift on one side of the U-bracket. In addition, the present invention provides a multi-type pallet distribution apparatus including an auxiliary plate installed to be positioned between the third transfer rail and the fourth transfer rail.

1 is an exemplary view showing a configuration according to the present invention, Figure 2 is a side view illustrating a configuration according to the present invention, Figure 3 is a plan view showing a configuration according to the present invention, the present invention The pallet 100 is loaded by a forklift with respect to the center of the sliding wall 1 in the lengthwise direction and the width of the stacked pallet is adjusted according to the determined value according to the pallet type. In the pallet dispensing apparatus 200, which is aligned and stacked by 1) and sequentially distributes the loaded pallets by a combination operation of the lifting device 3 and the hook 17 on the conveying rail, the pallet 100 is Fixed guide walls 2 are respectively installed on both sides of the pallet distribution apparatus 200 to be stacked, and a lifting device 3 for transporting pallets up and down is installed below the pallet distribution apparatus 200. Dual transport to connect with device 200 The rail 4 is provided.

The fixed guide wall (2) is installed on both sides of the pallet distribution device 200, first, by the forklift to the colored steel plate to partially project the left and right inside to the front part to facilitate the inflow relative to the center axis of the pallet. To form an attachment.

The lifting device 3 is to lower the pallet at the bottom of the loaded pallet 100 one by one to the upper transfer rail 4, the jack screw 32 is installed in the lower center to move the lift 31 up / down And a jack screw motor 33, one side of each side of the lift 31, and a U-bracket 34 operating integrally with the lift 31, and the other side of the U-bracket 34. The auxiliary plate 35 is comprised. At this time, the auxiliary plate 35 and the lift 31 are provided with the same height so as to be located on the same plane.

The dual conveying rail 4 is to transfer the pallet 100 loaded in the pallet dispensing apparatus 200 to a position where an article is easy to load, and parallel to each other on both sides of the lift 31 to be symmetrical to each other. It is installed to form a. That is, the lift 31 is installed between the second transfer rail 42 and the third transfer rail 43 so as to operate up and down, and the first transfer rail 41 is disposed on one side of the second transfer rail 42. The fourth transfer rail 44 is installed at one side of the third transfer rail 43. In this case, the first and second conveyance rails 41 and 42 and the third and fourth conveyance rails 43 and 44 are installed to be symmetrical to each other and parallel to each other with respect to the lift 31, and the first conveyance rails. Between the 41 and the second transfer rail 42, between the third transfer rail 43 and the fourth transfer rail 44 is an auxiliary plate 35 which is installed on one side of the U-bracket (34).

That is, since the lift 31 and the auxiliary plate 35 are connected and installed by the U-bracket 34 so as to have the same height, the lift 31 by the jack screw 32 and the jack screw motor 33. ) Is operated up / down between the second transfer rail 42 and the third transfer rail 43, the auxiliary plate 35 also has the first transfer rail 41 and the second transfer rail 42, the third Up / down operation is performed between the transfer rail 43 and the fourth transfer rail 44.

The present invention configured as described above adjusts the sliding wall 1 according to the width (or depth) of the pallet to be loaded, and a multi-loaded empty pallet is stacked in the center of the pallet distribution apparatus 200 using a forklift truck. The pallet is placed in the pallet dispensing apparatus 200 so as to be positioned, and then the pallets 100 loaded by the lifting apparatus 3 are sequentially lowered one by one onto the transfer rail 3.

That is, when the motor 11 installed at the rear end of the sliding wall 1 is operated to match the width of the pallet to be loaded, the jack screw 12 connected by the chain rotates forward / reversely and the sliding wall base plate 13 is moved. Raise or lower. At this time, the four-point link mechanism 15 hinged to the sliding wall 1, the main frame 14 and the base plate 13 moves the sliding wall 1 forward and backward to adjust the width length of the pallet to be loaded. do.

When the width length of the space in which the pallet is loaded is adjusted, the pallet 100 is loaded in the pallet distribution apparatus 200 so that the center line 201 of the pallet distribution apparatus and the center line of the pallet to be stacked are aligned using a forklift truck. At this time, the loaded pallet is controlled by the sliding wall 1 and the pallet stopper 16. When the pallet 100 is loaded in the pallet distribution device 200 as described above, the lift 31 is lifted by operating the jack screw 32 and the jack screw motor 33 installed under the pallet distribution device 200. The rising lift 31 is in contact with the upper limit detection sensor 51 mounted on the sensor support 5, the hook 17 is provided on the lower side of the front frame and the sliding wall (1) by the operation of the upper limit detection sensor 51. ) Is opened and the entire pallet loaded on the lift 31 or the lift 31 and the auxiliary plate 35 is mounted, and at the same time, the jack screw 32 and the jack are operated by the operation of the open detection sensor of the hook 17. The screw motor 33 is operated in the reverse direction so that the lift 31 is lowered. At this time, when the lift 31 descends by the value set differently for each pallet height in advance by counting the notch of the pulse generating plate 54 by the pulse detection sensor 52, the jackscrew motor 23 is stopped and the hook 17 By closing the pallet on the second floor, that is, the pallet immediately above the pallet mounted in contact with the lift 31, the remaining pallet of the upper part except the lowest pallet is waited for loading, and one pallet mounted on the lift 31 It is lowered together with the lift 31 or the lift 31 and the auxiliary plate 35 and mounted on the conveyance rail 4. At this time, since the pallet 100, which is in contact only with the lift 31 and is conveyed up and down, has a small length, the pallet 100 is mounted on the upper part of the second conveying rail 42 and the third conveying rail 43, and is conveyed, and the lift 31. ) And the pallet 100, which is in contact with the auxiliary plate 35 at the same time and is conveyed up and down, is large in length, and therefore is simultaneously mounted on the first, second, third and fourth conveyance rails 4 and transported to the loading position. .

As described above, when the pallet is loaded in the pallet distribution device so that only the center line is aligned by the forklift truck, the pallet can be loaded and distributed in various sizes regardless of the height, width, and length of the pallet. The investment cost can be reduced, productivity can be improved, and as a single equipment is installed on one side of the transfer rail, the space utilization of the workshop can be made very efficient.

1 is an exemplary view showing a configuration according to the present invention

Figure 2 is a side view showing a configuration according to the present invention

Figure 3 is a plan view showing a configuration according to the present invention

* Explanation of symbols for main parts of the drawings

(1): sliding wall (2): fixed guide wall

(3): Lifting device (4): Transfer rail

(5): sensor support (11): motor

(12): jack screw (13): sliding wall base plate

14: mainframe 15: 4-point linkage

16: Pallet Stopper 17: Hook

31: lift 32: jack screw

33: jack screw motor 34: U-bracket

35: auxiliary plate 41: first conveyance rail

42: second conveying rail 43: third conveying rail

(44): 4th conveying rail (51,53): Upper and lower limit detection sensors

(52): pulse detection sensor (54): pulse generating plate

(55): sensor bracket 100: pallet

(200): pallet dispenser

Claims (1)

In the pallet dispensing device, the pallet is loaded by a forklift, and the sliding wall which is slid by the jack screw and the jack screw motor is installed in the inner front part, and the hook is operated by the cylinder at the lower side of the sliding wall and the main frame. ; A fixed guide wall fixed and installed on both sides of the pallet dispensing apparatus; A jack screw and a jack screw motor installed in the lower center of the pallet dispensing apparatus; A lift connected to the jack screw and moved up and down by the operation of the jack screw; A pulse detection displacement sensor installed at one side of the lift that is moved up and down and measuring a displacement value of the lift; Second and third transfer rails installed on both sides of the up / down operated lifts and mounted on the pallets to be transferred to a loading position; First and fourth conveying rails mounted on one side of the second and third conveying rails so as to be symmetrical with each other, and then conveyed to a loading position after mounting the conveyed pallets; Two U-brackets respectively installed on both sides of the lower part of the lift, And an auxiliary plate disposed on one side of the U-bracket to be positioned on the same plane as the lift and positioned between the first conveying rail and the second conveying rail, and between the third conveying rail and the fourth conveying rail. Multi-type pallet distribution device, characterized in that.