KR20130103843A

KR20130103843A - Skid loader

Info

Publication number: KR20130103843A
Application number: KR1020120024785A
Authority: KR
Inventors: 황인성
Original assignee: (주)한성티앤아이
Priority date: 2012-03-12
Filing date: 2012-03-12
Publication date: 2013-09-25

Abstract

The present invention relates to a skid loader, and more particularly, the skid loader, which is an industrial vehicle, allows the boom to be positioned at the lower side of both side cabins of the driver's seat so as not to obstruct the driver's side view and to put the weight on the lower rear of the vehicle body. It relates to a skid steer loader that makes it possible to balance the center of gravity of a bucket by creating a heavy load.
The present invention is a skid loader for an industrial vehicle, a pair of which is formed inside a hollow horizontal plane bent in the inclined surface inclined downwardly the upper portion formed with a connecting portion and the connecting portion at the rear end so as to be rotatably connected to the upper side of both frames of the vehicle body The upper side of the upper arm and the upper side of the pair of upper arms are welded to the upper side formed to be bent downwards, the rod connecting portion is connected to the cylinder rod of the body cylinder connected to the connecting pin of the vehicle body is formed, the bucket cylinder is connected in the middle A hollow front arm having a cylinder connecting portion and a bucket connecting portion connecting the bucket to the lower side, a cross member having both ends fixed to both front arms to maintain a distance between the upper arm, and the upper arm and the front arm and the cross The member is integrally welded to the boom and the weight is placed on the rear lower end of the vehicle body. The weight loading area that can be characterized in that configured.

Description

Skid Loader {SKID LOADER}

The present invention relates to a skid loader, and more particularly, the skid loader, which is an industrial vehicle, allows the boom to be positioned at the lower side of both side cabins of the driver's seat so as not to obstruct the driver's side view and to put the weight on the lower rear of the vehicle body. It relates to a skid steer loader that makes it possible to balance the center of gravity of a bucket by creating a heavy load.

As is well known, a skid loader is a type of heavy equipment used to move or load unshaped objects such as soil or sand to a high place, and can be rotated in place by 360 degrees. It is used suitably for work in small space.

Such a skid loader is rotatably fixed to a boom operated by a boom cylinder on the front of the vehicle and a bucket connected to the tip of the boom to carry the actual load. The bucket is operated by a dedicated bucket cylinder.

The boom and the bucket of the skid loader are operated by the hydraulic pressure generated from the oil pump. For reference, referring to FIG. 1, a schematic skid loader configuration is described below. Is provided to enable rapid movement, and the front end is provided with a boom 18 which is rotatably fixed to the vehicle body 10 and rotates by the boom cylinder 16. The boom 18 is composed of a pair of upper arms 18a extending forward from both sides of the vehicle body, and a front arm 18b fixed to the front end of the upper arm 18a in a substantially vertical direction. The boom 18 is maintained at regular intervals by crossmembers 18c, both ends of which are fixed to the front arms 18b.

A plate 20 on which the bucket 22 is mounted is fixed to the front end of the front arm 18b so as to be rotatable about the shaft 20a, and the bucket 22 is provided on one side of each front arm 18b. The bucket cylinder 24 which rotates about the axis 20 is provided.

The bucket 22 is disposed in front of the vehicle body 10 when the boom 18 is lowered, and is raised from the lower portion to a relatively high position by the operation of the boom 18 to effectively load soil or powder-like cargo into a freight vehicle. can do.

Each of the bucket cylinders 24 of the skid loader receives the compressed oil compressed by the pump through the bucket line hose 26. Bucket line hose 26 is fixed to the side or bottom of the boom 18 on one side by a clamp or the like.

The bucket cylinder 24 is installed on one side of the front arm 18b, and the bucket line hose 26 piped along one of the upper arms is branched to supply the hydraulic oil to the bucket cylinder 24 on the opposite side. Thus, the pipe is laterally piped along one side of the cross member 18c.

On the opposite side of the boom on which the bucket cylinder 24 is installed, an attachment line hose (not shown) for supplying hydraulic oil for the attachment device is arranged and fixed by a clamp or the like as the bucket line hose 26.

Since the bucket line hose 26 and the attach line hose are exposed to the outside of the boom assembly of the skid loader, there was a risk of damage to foreign matters. That is, since the bucket line hose 26 and the attach line hose are mainly made of rubber material, the bucket line hose 26 and the attach line hose may be easily damaged by the sharp iron, etc., which is expected during the work, and the work function may be lost due to the progress of oil leakage due to minute damage. If the damage is increased and the degree of breakage is large, there is a fear of causing a safety accident due to the rapid loss of pressure oil.

In addition, the conventional boom assembly in the lowered state cross member (18c) in contact with the front of the vehicle body 10 causes the impact noise to reduce the stability of the work, the wear of the impact portion progresses the problem of damage to the vehicle body or boom assembly Is accompanied.

As described above, the boom assembly of the conventional skid loader has a problem in that the skid loader is positioned at the central portion of both side cabins to block the driver's side view by covering the central portions of both side cabins of the driver's seat when moving.

In addition, the skid loader has a problem in that the rear of the skid loader's body is light due to the weight of the bucket when the bucket is raised from the bottom to a relatively high position by the operation of the boom to effectively load soil or powder cargo into the cargo vehicle. .

An object of the present invention is to bend and bend each of the arms constituting the boom assembly of the skid loader as an industrial vehicle so that the boom is located on the lower side of both side cabin of the driver's seat when the skid loader is moved so as not to obstruct the driver's side view. To provide a skid loader.

Another object of the present invention is to provide a skid loader that is beautiful in appearance by bending and bending each of the arms constituting the boom assembly of the skid loader, which is an industrial vehicle.

Still another object of the present invention is to provide a skid loader that can fit a weight center of a bucket by making a loading box into which a weight can be placed at the rear rear bottom of an industrial vehicle skid loader.

Another object of the present invention is a skid loader, which is an industrial vehicle, when a bucket is raised from a lower portion to a relatively high position by an operation of a boom to effectively load soil or powder type cargo into a cargo vehicle. It is to provide a skid loader that can prevent the phenomenon that the rear of the car body is light.

In order to achieve the above object, the present invention provides a skid loader for an industrial vehicle, the horizontal surface of which is bent from an inclined slope in which an upper portion formed with a connecting portion and the connecting portion at a rear end side so as to be rotatably connected to both frame upper sides of the vehicle body. A pair of upper arms having a hollow interior and a rod connecting portion connected to the cylinder rod of the vehicle body cylinder connected to the connection pins of the vehicle body on the upper side of the upper side welded integrally with the lower pair of the upper arm and formed downwardly curved A hollow front arm having a cylinder connecting portion to which a bucket cylinder is connected in the middle and a bucket connecting portion connecting a bucket to a lower side thereof, and cross-members having both ends fixed to both front arms to maintain a gap between the upper arms; The upper arm, the front arm and the cross member is integrally welded to the boom and the upper A weight that can be put on the weight of the vehicle body rear lower charger is characterized in that configured.

The cross member is coupled to the bucket cylinder by the connecting pin through the cylinder connecting portion inside both sides, characterized in that a plurality of protrusions and a plurality of holes are formed in the center.

The front arm has a curved surface curved at a lower portion thereof, and an upper portion thereof has a second sloped surface bent at a first slope and a third sloped surface bent vertically again at the second slope, and one of the front arms. A protruding rib having a hole is formed in the center of the inner surface of the attach line hose to be fixed, and the bucket is rotatably connected to the bucket connecting portion formed under the front end of the front arm.

The heavy load box is to be integrated into the inclined portion of the rear lower end of the vehicle body to put the weight body in the space formed with a partition at a predetermined interval on the upper, and the rear of the housing can be connected to the long hole and the wire loops on both sides at regular intervals It characterized in that the connecting ring is formed.

The boom coupled to both frame of the vehicle body is characterized in that it is located under both side cabin of the driver's seat when moving.

As described above, the present invention is configured to bend and bend each of the arms constituting the boom assembly of the skid loader, which is an industrial vehicle, so that the boom is positioned under both side cabins of the driver's seat when the skid loader moves, thereby obstructing the driver's side view. It is effective to avoid.

In addition, each arm constituting the boom assembly of the skid loader, which is an industrial vehicle, is curved and bent to have a beautiful appearance.

In addition, each arm constituting the boom assembly of the skid loader, which is an industrial vehicle, is bent and bent so that the boom is located under both side cabin cabins of the driver's seat when the skid loader moves, so as not to obstruct the driver's side view. There is an effect that can be prevented in advance.

In addition, there is an effect that can fit the center of gravity of the bucket by making a loading box that can put the weight on the lower rear of the body of the industrial vehicle skid steer loader.

In addition, the skid steer loader, which is an industrial vehicle, lifts the bucket from the bottom to a relatively high position by the operation of the boom, and when the cargo of soil or powder is loaded on the cargo vehicle effectively, the weight of the bucket load makes the rear of the body of the skid loader lighter. There is an effect that can prevent the phenomenon.

1 is a side view showing the appearance configuration of a conventional skid loader.
2 is a perspective view of a skid loader according to the present invention.
3 is a side view of the skid loader according to the present invention.
4 is a rear view of the skid loader according to the present invention.
5 is a perspective view of a boom assembly of the skid loader according to the present invention.
6 is an operational state diagram of the skid loader according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood, however, that the invention can be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

Figure 2 is a perspective view of the skid loader according to the invention, Figure 3 is a side view of the skid loader according to the invention, Figure 4 is a rear view of the skid loader according to the invention, Figure 5 is a skid loader according to the invention Boom assembly perspective view, Figure 6 is an operating state of the skid loader in accordance with the present invention.

Referring to Figures 2 to 6 the skid loader of the present invention will be described.

The present invention is a skid loader in an industrial vehicle, the inclined surface inclined downward in the upper portion formed with a connecting portion 111 and the connecting portion 111 on the rear end side so as to be rotatably connected to the upper side of the two frame 210 of the vehicle body 200. The upper body is welded to form a horizontal plane 113 bent at 112 and the inside is hollow, and the upper side is integrally welded to the lower side of the pair of upper arms 110, and the upper body is formed to be bent downward. A rod connecting portion 121 is formed to connect the cylinder rod of the vehicle body cylinder 150 connected to the connecting pin 211 of the 200, and the bucket connecting portion 140 is connected to the cylinder connecting portion 122 to which the bucket cylinder is connected in the middle. A hollow front arm 120 having a bucket connecting portion 123 formed thereon, and both side ends thereof are fixed to both front arms 120 to maintain a distance between the upper arm 110, and Upper arm 110, front arm 120 and cross member (1) 30 is a boom 100 is welded to be integrally formed, and the weight carrier 300 that can put the weight on the rear lower end of the vehicle body 200 is configured.

The cross member 130 is a bucket cylinder is coupled to the connecting pin through the cylinder connecting portion 122 inside both sides, and a plurality of protrusions 131 and a plurality of holes 132 are formed at the center.

The front arm 120 forms a curved curved surface 124 of which the lower portion is curved, and the upper portion of the front arm 120 is perpendicular to the second slope 126 and the second slope 126 that are bent from the first slope 125 to be inclined downward. A third inclined surface 127 bent is formed, and a protruding rib 128 having a hole formed to be fixed by attaching an attach line hose in the center of one of the front arms 120 is formed, and the front arm ( The bucket 140 is rotatably connected to the bucket connecting portion 123 formed at the lower end of the 120.

The weight carrier 300 is a housing 310 for placing a weight body in the space portion 340 formed with a partition 320 at a predetermined interval on the upper portion to be integrated into the inclined portion of the rear lower end of the vehicle body 200, and the housing The rear surface of the 310 is formed with a connecting ring 350 that can connect the wire ring on both sides and the long hole 330 at a predetermined interval.

The boom 100 coupled to both side frames 210 of the vehicle body 200 is positioned below both side cabins 220 of the driver's seat when moved.

Looking at the configuration of the skid loader, the lower portion of the vehicle body 200 is provided with a wheel to be able to move quickly, the body cylinder 150 is rotatable to the connection pin 211 of the frame 210 of the vehicle body 200. And the cylinder rod is rotatably connected to the rod connecting portion 121 of the front arm 120.

The boom 100 is rotated by the vehicle cylinder 150 is installed. The boom 100 has a pair of bent upper arms 110 extending forward from both side frames 210 of the vehicle body 200 and the front arms bent downwardly to the front end of the upper arm 110. Consists of 120. These booms 100 are maintained at a constant interval by the cross member 130, both ends are fixed to the front arm (120).

A bucket 140 is mounted on the bucket connecting portion 123 formed at the front end of the front arm 120 so as to be rotatable about an axis.

A bucket cylinder 160 for rotating the bucket 140 about an axis is installed in both sides of the cross member 130 through the cylinder connecting portion 122 of the front arm 120.

The bucket 140 is disposed in front of the vehicle body 200 when the boom 100 is lowered, and ascends from the lower portion to a relatively high position by the operation of the boom 100 so that the cargo of soil or powder form is effectively applied to the cargo vehicle. Can load.

In this skid loader, both bucket cylinders 160 are supplied with a compressed oil compressed by a pump through a bucket line hose (not shown). Bucket line hose is fixed to the side or bottom of the boom 100 on any one side by a clamp or the like.

The bucket cylinder 160 is installed inside the front arm 130, and the bucket line hose piped along one of the upper arms is branched to supply pressure oil to the bucket cylinder 130 on the opposite side and cross-member. Piping in the transverse direction along one side of (130).

On the opposite side of the boom 100, in which the bucket cylinder 160 is installed, an attachment line hose (not shown) for supplying the hydraulic oil for the attachment device is arranged and fixed by a clamp or the like like the bucket line hose.

A rear end of the pair of upper arms 110 is rotatably installed above the frame 210 of the vehicle body 200.

The boom 100 is coupled to both frame 210 of the vehicle body 200, the boom 100 is configured to bend and bend the respective arms so that when the skid loader moves the boom on both sides of the cabin 220 of the driver's seat The 100 is positioned so that it does not interfere with the driver's side view.

Each arm constituting the assembly of the boom 100 of the skid loader, which is the industrial vehicle, is curved and bent to make the exterior beautiful.

The weight loading box 300 installed at the rear lower end of the vehicle body 200 is to put the weight body in the space portion 340 in which the partition 320 is formed at a predetermined interval on the upper portion of the housing 310.

Put the weight in the space 340 of the housing 310 to match the center of gravity of the bucket 140 by the operation of the boom 100, the bucket 140 is raised from the bottom to a relatively high position to form a soil or powder When effectively loading the cargo of the cargo vehicle, etc., by the cargo weight of the bucket 140 is to prevent the phenomenon that the rear of the vehicle body 200 of the skid loader is light or shaken.

The connecting ring 350 of the housing 310 is to connect a separate wire ring.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, The present invention may employ various changes, modifications, and equivalents. It is clear that the present invention can be suitably modified and applied in the same manner. Therefore, the above description does not limit the scope of the present invention, which is defined by the limitations of the following claims.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the present invention.

100: boom 110: upper arm
111: connecting portion 112: inclined surface
113: horizontal plane 120: front arm
121: rod connection 122: cylinder connection
123: bucket connection 124: curved surface
125: first inclined plane 126: second inclined plane
127: third inclined plane 128: protruding rib
130: crossmember 131: protrusion
132: hole 140: bucket
150: body cylinder 160: bucket cylinder
200: body 210: frame
211: connecting pin 220: cabin
300: Loaded 310: Enclosure
320: partition 330: long hole
340: space portion 350: link

Claims

In skid loaders that are industrial vehicles,
The horizontal surface 113 bent at an inclined surface 112 in which an upper portion formed with a connecting portion 111 and the connecting portion 111 at a rear end side so as to be rotatably connected to both sides of the frame 210 of the vehicle body 200. A pair of upper arms 110 which are hollow inside;
The rod connecting portion 121 is connected to the cylinder rod of the vehicle body 150 connected to the connection pin 211 of the vehicle body 200 to the upper side is welded to be integrated with the lower pair of the upper arm 110 and formed downwardly curved. And a hollow front arm 120 having a cylinder connecting portion 122 to which a bucket cylinder is connected in the middle and a bucket connecting portion 123 connecting the bucket 140 to the lower side,
Cross members 130 are fixed to both front arms 120 at both ends to maintain a gap between the upper arms 110,
The upper arm 110, the front arm 120 and the cross member 130 are integrally welded to the boom 100,
Skid loader, characterized in that the weight loading box 300 is configured to put a weight on the rear lower end of the vehicle body (200).

The method of claim 1,
The cross member 130 is a skid loader characterized in that the bucket cylinder is coupled to the connecting pin through the cylinder connecting portion 122 inside both sides, and a plurality of protrusions 131 and a plurality of holes 132 are formed in the center. .

The method of claim 1,
The front arm 120 forms a curved curved surface 124 of which the lower portion is curved, and the upper portion of the front arm 120 is perpendicular to the second slope 126 and the second slope 126 that are bent from the first slope 125 to be inclined downward. A third inclined surface 127 bent is formed, and a protruding rib 128 having a hole formed to be fixed by attaching an attach line hose in the center of one of the front arms 120 is formed, and the front arm ( The skid loader, characterized in that the bucket 140 is rotatably connected to the bucket connection portion 123 formed on the lower end of the 120.

The method of claim 1,
The weight carrier 300 is a housing 310 for placing a weight body in the space portion 340 formed with a partition 320 at a predetermined interval on the upper portion to be integrated into the inclined portion of the rear lower end of the vehicle body 200, and the housing Skid loader, characterized in that the back of the 310 is formed with a connecting ring 350 to connect the wire loops on both sides and the long hole 330 at a predetermined interval.

The method of claim 1,
Skid loader, characterized in that the boom (100) coupled to both sides of the frame (210) of the vehicle body 200 is located under both side cabin 220 of the driver's seat when moving.