KR20110090241A - Detachable tractor fasteners for work tools - Google Patents

Abstract

PURPOSE: A separation type tractor binding device for a farm working machine is provided to rapidly perform other works by facilitating connection of a tractor binding device. CONSTITUTION: A separation type tractor binding device for a farm working machine comprises a top coupling member(210) in which both ends of a stopping axis(220) are combined, a bottom coupling member(250) in which a fixing member(231) having a coupling axis(230) is combined with both sides of thereof, and a variable coupling piece(240) combined with both sides of the bottom coupling member. In the top coupling member, both ends of the stopping axis are welded between extended pieces. The variable coupling piece is welded with a fixed piece having a height control hole(242a).

Description

Detachable tractor binding device for work machine {DISCRETE TYPE TRACTOR BINDING EQUIPMENT FOR FARM WORKING MACHINERY}

The present invention relates to a detachable tractor binding device for a work machine, in particular, a tractor binding device for a work machine having various shapes, structures, intervals and sizes, such as a plow, a rotary tiller, a plowing machine, a seeding machine, an early middle economy, a fertilizer spreader, a boom spray, and a trailer. Is to be combined freely.

In general, a tractor having a convenient structure and characteristics is used as a method for performing various agricultural works, and the tractor has a body, an engine, a power transmission device, a traveling device, a power take-off device, a working device connection device, a hydraulic device, and an electric device. Consists of

Work tools such as plow, harrow, and rotorbator are attached to the rear of the tractor, and are used for various agricultural works such as tillage, harrowing, pest control, pumping and threshing.

The work machine is provided with a separate work machine connection part at the front, and the top link (T-1) coupled to the rear of the tractor, the left and right lift rod and the left and right lift rod, in which one side is rotatably coupled to both lower portions of the top link (T-1). It is coupled to the three-point hitch by the tractor connecting portion consisting of a lower link (T-2) rotatably coupled to the other side of the, and the drive shaft of the work machine is coupled to the power take off (PTO) to be driven do.

However, the shape, structure, and spacing of the tractor connection part consisting of the top link (T-1), the left and right lift rods, and the lower link (T-2) provided to couple the tractor to the tractor and the worker connection coupled to the work machine are different for each manufacturer. By doing so, there was a problem that can not combine the work machine B company with the tractor A company. That is, when the worker has a tractor A company, there is a lot of inconvenience because there is no compatibility to use other work machines of B company only use the work machine designated by company A.

In addition, when the work machine connection part is worn, deformed, or broken in the course of long-term use, there is a difficulty in partial inspection, repair, and replacement, and there is another problem that requires a lot of time.

In the case of subsequent work such as tillage, sowing and digging of furrows, sowing, and heavy economy grass that shallowly cuts the surface to remove weeds, a plow machine, a rotary tiller, a soil tiller, a seeding machine and a medium weight gymnasium are used in a single tractor. There was a problem that the work time is delayed because the work machine is not quickly combined.

The present invention is to improve the compatibility so that the length is freely variable in the tractor binding sphere coupled to the work machine of all shapes, structures and intervals, and the tractor binding sphere coupled to the working machine is coupled to the tractor binding sphere coupled to the tractor It is to be easily combined so that successive other tasks can be performed quickly, and also to facilitate partial inspection and replacement.

The present invention is a detachable tractor binding sphere for the working machine to which the working machine is coupled to the working machine binding sphere 100 coupled to the tractor, wherein the tractor binding sphere 200 is coupled to both ends of the engaging shaft 220 The binding member 210 and the fixing member 231 having the binding shaft 230 are coupled to both sides of the lower binding member 250 and the variable coupling piece 240 coupled to both sides of the lower binding member 250. It is configured, the upper binding member 210 is formed on both sides of the horizontal panel 211, the extension piece 212 directed upwards, so that both ends of the engaging shaft 220 is welded between the extension piece 212 And a first through hole 212a at each corner of each of the extension pieces 212 so that the adjustment piece 260 is opposed to each other, and the adjustment piece 260 is disposed between the second through holes 261 formed at both sides thereof. A long groove 262 is formed to be coupled to the extension piece 212 by a bolt (B), the variable coupling piece 240 is a U bolt hole 241 The fixing piece 242 formed with the height adjustment hole 242a having a predetermined interval perpendicular to the butt piece 241 formed with a) is joined to each other by a welded joint, and is bolted to the fixing piece 242. It is composed of a variable piece 243, the variable piece 243 is a fixed bolt hole (243a) is formed on one side, the work machine fixing bolt hole (243b) is formed on the other side is fixed bolt hole (243a) ) Is matched to the height adjustment hole (242a) is characterized in that the bolt (B) is coupled.

In addition, the lower binding member 250 is formed so that the cross section of the hollow tube 251 is hollow in the longitudinal direction, the reinforcement tube 252 is inserted into the inside of the tube 251, Plug pieces 253 are inserted into both sides of the tube 251 is inserted into the reinforcement angle tube 252 is coupled to the welding joint, the fixing member 231 is to be upright from the front edge of the tube 251 to the top. The welding joint is coupled, but each of the reinforcing ribs 232 are coupled to the inside of the fixing member 231, the binding shaft 230 in parallel with the square tube 251 on the outside of the fixing member 231 is The welded joint is characterized in that the front guide 233 is bent to extend in the form of narrowing toward the front inward of the fixing member 231.

In addition, the lower binding member 250 is formed so that the cross section of the hollow tube 251 is hollow extending in the longitudinal direction, the center of the tube 251 is formed to be separated from the left, right to face, The reinforcement angle tube 252 is inserted into the separated tube 251, the stopper piece 253 is inserted into both sides of the angle tube 251 into which the reinforcement angle tube 252 is inserted, and is joined by a welding joint. The fixing member 231 is coupled to the welding joint to be upright from the front edge of the tube 251, the reinforcing ribs 232 are respectively coupled to the inside of the fixing member 231, the fixing member The binding shaft 230 parallel to the square tube 251 is welded at the outer side of the 231, the front guide 233 is extended to be narrowed toward the front inward of the fixing member 231 is bent It is characterized by.

"형태로 절곡되어지며, 상부에 다수개의 수평관통홀(214)이 형성되어지고, 상기 하부결속부재(250)는 중공인 각관(251)의 단면이 길이방향으로 연장된 형태를 갖도록 형성되어지며, 상기 각관(251)의 가운데가 좌,우로 분리되어 맞대어지게 형성되어지되, 상기 분리된 각관(251)에 다수개의 제2수평관통홀(251a)이 형성되어지고, 상기 분리된 각관(251)에 삽입되는 보강각관(252)에 상기 제2수평관통홀(251a)에 대응되는 제1수평장홀(252a)이 관통되게 형성되어지고, 상기 분리되어 맞대어진 각각의 각관(251) 타측에 마개편(253)이 삽입되어 용접이음되어지고, 상기 고정부재(231)는 상기 각관(251)의 전방모서리에서 상부로 직립되게 용접이음으로 결합되어지되, 상기 고정부재(231)의 외측에 각관(251)과 평행한 결속축(230)이 용접이음되어지고, 상기 고정부재(231)의 전방에 내측을 향하여 좁아지는 형태로 연장된 프론트 가이드(233)가 절곡되어지고, 상기 고정부재(231)의 상부에 상부내측을 향하여 좁아지는 경사편(234)이 형성되어지며, 상기 경사편(234)의 상부에 상부가 개방된 하부공간부(235)가 형성되어지게 "

"형태로 절곡되어지고, 상기 하부공간부(235)의 바닥에 다수개의 제2수평장홀(236)이 형성되어지고, 상기 상부공간부(231)와 하부공간부(235)에 수직관통홀(271)을 갖는 중공결합부재(270)가 삽입되어 볼트(B)로 착탈되게 결합됨을 특징으로 한다.In addition, the upper binding member 210 is formed to have a form in which the horizontal panel 211 formed at the lower portion of the extension piece 212 is expanded, the horizontal panel 211 is the upper space portion 213 of the lower open To be formed "

"Bent in the form, a plurality of horizontal through holes 214 are formed on the upper, the lower binding member 250 is formed so that the cross section of the hollow tube 251 is hollow in the longitudinal direction extending The center of the corner tube 251 is separated into left and right sides to be formed to face each other, but a plurality of second horizontal through holes 251a are formed in the separated corner tube 251, and the separated corner tube 251 is formed. A first horizontal length hole 252a corresponding to the second horizontal through hole 251a is formed to penetrate the reinforcement angle tube 252 inserted into the reinforcement angle tube 252, and a plug piece is provided at the other side of the respective square tube 251 facing each other. 253 is inserted into the welding joint, and the fixing member 231 is coupled to the welding joint so as to be erected upwardly from the front edge of the square tube 251, but the square tube 251 is outside of the fixing member 231. Binding axis 230 parallel to the weld is welded, in front of the fixing member 231 The front guide 233 extending in the form narrowing toward the inside is bent, the inclined piece 234 narrowing toward the upper inner side is formed on the upper portion of the fixing member 231, the inclined piece 234 The lower space portion 235 is formed in the upper portion of the upper portion of the "

"Bent in the shape, a plurality of second horizontal holes 236 are formed in the bottom of the lower space portion 235, and vertical through holes 271 in the upper space portion 231 and the lower space portion 235 It is characterized in that the hollow coupling member 270 having a) is inserted and detached by the bolt (B).

The present invention is to be coupled to the tractor binding sphere that is variable in length to the front of the work machine such as plow, rotary tiller, plowing machine, seeding machine, early middle economy, fertilizer spreader, boom spray, trailer, and the tractor binding device coupled to the work machine By being bound to the work machine binding sphere at the rear of the tractor, the work machine compatibility can be increased to obtain an effect that work machines of all shapes, structures and intervals can be used in one tractor.

In addition, this allows the tractor binding sphere coupled to the work machine to be quickly coupled and separated from the working combiner engagement sphere coupled to the tractor, so that successive other tasks can be made quickly, thereby increasing workability. .

And if the deformation occurs in the tractor engagement sphere during the long-term work, it is possible to obtain a further effect that the partial inspection and replacement can be easily made.

1 is an exemplary view schematically showing a state in which a work machine is bound to a tractor by a detachable tractor binding device for a work machine according to the present invention.
Figure 2a, 2b is a perspective view and an exploded perspective view of the detachable tractor fastener for the work machine according to the present invention.
Figure 3 is an exploded perspective view showing an enlarged binding shaft unlocking portion of the working tool binding sphere is coupled to the separate tractor binding tool for the working machine according to the present invention.
Figures 4a to 4c is an exemplary view showing a state in which the detachable tractor binding sphere for the work machine according to the present invention is bound to the tractor.
Figures 5a, 5b is a perspective view and an exploded perspective view showing another embodiment of the detachable tractor fastener for the work machine according to the present invention.
Figures 6a, 6b is a perspective view and an exploded perspective view showing another embodiment of a detachable tractor fastener for the work machine according to the present invention.

An embodiment of the present invention will be described with reference to the accompanying drawings.

Tractor binding sphere 200 according to the present invention, as shown in Figures 1 to 4a to 4c, to easily bind the work machine (W) to the tractor (T) to quickly perform a number of tasks depending on the function of the work machine (W) It is to be done.

To this end, the tractor binding sphere 200 is configured to be coupled in a one-touch manner to the work machine binding sphere 100 previously coupled to the rear of the tractor (T) in the state coupled to the front of the work machine (W).

First, prior to describing the tractor binding sphere 200 according to the present invention will be described first the working machine binding sphere 100 to which the tractor binding sphere 200 is bound or combined.

The work machine engagement hole 100 is a locking shaft 220 of the top link (T-1) and the tractor engagement hole 200 provided in the tractor (T) in the middle of the X-type work machine binding frame 110 of the lower opening. The hook hook 120 to be hooked is coupled.

The hook hook 120 is coupled so that one side of the coupling piece 122 having a plurality of through holes 121 is arranged upward in two rows toward the tractor rear connection portion T ′ from the middle upper portion of the work machine binding frame 110. Top link (T-1) is inserted into the inside is detachably coupled to the fixing pin.

The other side of the coupling piece 122 is integrally formed with a hook piece 124 having a hook groove 123 formed to be arranged downward in two rows toward the work machine W in the middle of the work machine binding frame 110. 220) is configured to be caught.

The end of the hook piece 124 is bent to face toward the inside is coupled to the welded joint is configured to prevent the hook groove 123 is opened or the tip portion is deformed.

One side is coupled to the lower link (T-2) provided in the tractor (T) on both sides of the lower side of the working machine binding frame 110 and the other side is fixed to the binding shaft 230 of the tractor binding port 200 is inserted and fixed The binding shaft unlocking fixing part 130 having a function of being combined is coupled.

The joint shaft fixing part 300 is coupled to the upper lower space of the work machine binding frame 110 so that the driving force of the PTO P can be transmitted to the work machine W.

The binding shaft unlocking unit 130 prevents the binding shaft 230 provided in the fixing member 231 of the tractor binding hole 200 from being inserted into the binding shaft insertion groove 131a and being separated in the opposite direction. The upper inner side of the binding shaft fixing plate 131 on which the binding shaft inserting groove 131a is formed is abutted with the lower outer side of the work machine binding frame 110, and the welded joint is connected to the outer side of the binding shaft fixing plate 131. The unlocking hook piece 132 is pivotally coupled to the hinge shaft 131b formed by the spring 133.

The front guide 233 formed on the fixing member 231 of the tractor binding slot 200 to be described later is easily bent by the rear guide piece 131f having a pipe extending outward on the upper portion of the binding shaft insertion groove 131a. It can be inserted while being guided.

A link coupling shaft 131c is coupled to both sides of the lower portion of the binding shaft fixing plate 131 so that both sides thereof are exposed, and the hinge coupling 131b and the link coupling shaft 131c are coupled to each other. The locking cover plate 134 is engaged and fixed to the bolt B.

The unlocking hook piece 132 has a hinge hole (132b) is formed on the other side of the ring-shaped hook member 132a having a form in which one lower side is opened, and the hook-shaped hook member in which the hinge hole 132b is formed ( The handle engaging piece 132c is inserted into the handle 135 at the top of the 132a.

The unlocking cover plate 134 is formed with a guide hook piece 134a having an upper portion corresponding to an upper shape of the binding shaft insertion groove 131a and having a hinge hole at the other side of the unlocking cover plate 134. 134b and the link hole 134c are formed to penetrate.

Bolt holes 134d are formed at both sides between the hinge hole 134b and the link hole 134c, and are formed between the unlocking cover plate 134 and the binding shaft fixing plate 131 on which the bolt holes 134d are formed. The hollow spacer 136 is coupled to the bolt (B) in the interposed state is configured to prevent the mutual interference is generated in the process of operating the unlocking hook piece 132.

On the other side of the unlocking cover plate 134, the fixing piece 134f having a through hole 134e is bent to the fixing piece 131d formed so that the fixing piece 134f protrudes from the binding shaft fixing plate 131. Butt is coupled to the bolt (B), by forming a ring groove 131e in the hinge shaft (131b) and the link coupling shaft (131c) is configured to be coupled to the C ring 136.

The link coupling shaft 131c is coupled to the lower link T-2 provided to the rear lower side of the tractor T to form a stopper hole 137 at the inner and outer ends thereof, so that the pin stopper 138 is coupled thereto. Therefore, the link coupling shaft 131c is prevented from being separated from the lower link T-2.

The pin stopper 138 is integrally formed with a pin stopper head 138c having ring insertion grooves 138b staggered on both sides of an upper portion of the pin stopper body 138a, and below the pin stopper body 138a. The ring 138e, which is partially cut, is inserted into the formed ring hole 138d, one side of the ring 138e is inserted into the ring hole 138b, and the other side is inserted into another ring hole 138b facing the other side. It is.

The tractor binding device 200 according to the present invention is a plow, a rotary tiller, a plowing machine, a seeding machine, a heavy economy, a fertilizer spreader, a boom spray, a trailer, and all other forms and structures and intervals, and all the various work machines capable of individual work ( W) is configured to be provided with a function that can be quickly coupled to a tractor (T).

To this end, the tractor binding hole 200 is the upper binding member 210 coupled to both ends of the engaging shaft 220, and the lower binding member coupled to both sides of the fixing member 231 having the binding shaft 230 ( 250) and the variable coupling piece 240 is coupled to both sides of the lower binding member 250

The upper binding member 210 has a function that one side is coupled to the work machine front connection portion (W ') and the other side is coupled to the tractor rear connection portion (T') to the upper side on both sides of the horizontal panel 211. An extension piece 212 is formed, and both ends of the locking shaft 220 are coupled to each other by a welding joint between the extension pieces 212.

The first through hole 212a is formed at each corner of the extension piece 212 so that the angle is adjusted at a predetermined interval in a state where the control piece 260 is in contact with each other, so that the work piece can be easily coupled to the front connection part W '. It is configured to be.

To this end, the adjusting piece 260 is formed between the second through-hole 261 formed on both sides is a long groove 262 is joined to the extension piece 212 is coupled to the bolt (B).

The variable coupling piece 240 has a function to be coupled to the lower portion of the work machine front connection portion (W ') of the different lengths of a predetermined length perpendicular to the butt piece 241, the U bolt hole (241a) is formed. The fixed piece 242 having the height adjustment hole 242a having the upper surface is composed of a variable piece 243 which is joined to the welded joint and is bolted to the fixed piece 242.

The variable piece 243 has a fixing bolt hole (243a) is formed on one side, the work machine fixing bolt hole (243b) is formed on the other side, the fixing bolt hole (243a) is matched to the height adjustment hole (242a) bolt It is configured to be combined with (B).

The lower binding member 250 is formed so that the cross section of the hollow tube 251 hollow has a form extending in the longitudinal direction so that the variable coupling piece 240 is variable to any length along the longitudinal direction of the square tube 251. Reinforcement angle tube 252 is inserted into the inside, and the plug piece 253 is inserted into both sides of the angle tube 251 into which the reinforcement angle tube 252 is inserted is joined by a welding joint.

The fixing member 231 is coupled to the welding joint to be upright from the front edge of the tube 251, the reinforcing ribs 232 are respectively coupled to the inside of the fixing member 231.

On the outside of the fixing member 231, the binding shaft 230 parallel to the square tube 251 is welded, and the front guide 233 extending in the form of narrowing toward the front inner side of the fixing member 231. Is bent and guided to the rear guide 131f of the binding shaft fixing plate 131 provided at the bottom of the work machine binding hole 100 so that the binding shaft 230 can be easily inserted into the binding shaft insertion groove 131a. do.

The process of binding the work machine (W) to the tractor (T) using the tractor binding hole (200) having such a configuration is as follows.

First, the top link (T-1) provided at the rear of the tractor (T-1) is inserted between the coupling pieces 122 provided on the top of the work machine binding frame 110 is inserted into the fixing hole in the through-hole 121 Insert it so that it is fixed.

Next, the linking shaft 131c provided in the binding shaft unlocking unit 130 is coupled to the lower link T-2 provided at the rear of the tractor T so that the work machine is located at the rear of the tractor T. The binding sphere 100 is to be coupled.

Next, the adjusting piece 260 coupled to the upper binding member 210 constituting the tractor binding hole 200 to the upper binding member 210 to the working front connection portion (W ') provided in the front of the working machine (W') to the bolt. To be fixed. At this time, since the long hole 262 is formed in the adjusting piece 260 in the process of being coupled to the adjusting piece 260 can be easily coupled within a certain angle.

Next, after loosening the U bolt 244 of the variable coupling piece 240 coupled to the lower binding member 250 so that the butt piece 241 is guided to the lower binding member 250 to be moved to a suitable position at this time After the work machine W is coupled by a bolt through the work machine fixing bolt hole 243b formed in the variable piece 243, the fixed bolt hole formed in the variable piece 243 by moving the variable piece 243 up and down ( 243a) and the height adjusting hole 242a formed in the fixed piece 242 by fastening with a bolt to the tractor binding sphere 200 is coupled to the work machine (W).

Through the above process, the coupling process of the tractor (T) and the working machine (W) in the state in which the working machine binding sphere 100 and the tractor binding sphere 200 are coupled as follows.

First, the tractor binding port provided in front of the work machine W in a state in which the top link T-1 provided at the rear of the tractor T is moved downward by driving the hydraulic cylinder not shown in the forward direction ( After the locking shaft 220 of the 200 is hooked to the tip of the hook piece 124, the hydraulic cylinder is driven in the reverse direction again so that the top link T-1 moves upward and the hook piece hooked to the tip ( 124 is moved along the inclined surface to be seated in the hook groove 123 (shown in Figure 3a).

Next, when the hydraulic cylinder is further moved while the hook piece 124 is seated in the hook groove 123, the binding shaft 230 is closed at the inlet of the binding shaft insertion groove 131a of the binding shaft fixing plate 131. As the spring 133 is pushed upward while the hook type member 132a is compressed, the annular hook member 132a is rotated clockwise about the hinge shaft 131b so that the coupling shaft insertion groove 131a By opening the inlet side, the binding shaft 230 is inserted.

Next, as the binding shaft 230 is inserted and the spring 133 is closed by the restoring force, the annular hook member 132a is rotated counterclockwise to be closed at the inlet side of the open coupling shaft insertion groove 131a. As the binding shaft 230 is prevented from being separated in the reverse direction, the work machine W is coupled to the tractor T.

Thereafter, after the necessary work is completed, the tractor T and the work machine W are separated by pressing the handle 135 clockwise and at the same time by reverse operation.

On the other hand, in the present invention, but the tractor binding member 250 constituting the tractor binding port 200 is made of a continuous tube 251 in the longitudinal direction, as shown in Figures 5a and 5b in addition to this form, each tube 251 may have a separate form.

The lower binding member 250 is formed to have a shape in which the cross section of the hollow tube 251 is extended in the longitudinal direction, and the center of the square tube 251 is formed to be separated from the left and right to face each other.

The reinforcement angle tube 252 is inserted into the separated corner tube 251, and the plug piece 253 is inserted into both sides of the corner tube 251 into which the reinforcement angle tube 252 is inserted to be joined by a welding joint and reinforced. At the same time the steel pipe 252 is separated is configured to prevent foreign matter from flowing into the outside.

The fixing member 231 is coupled to the welding joint so as to be upright from the front edge of the tube 251, the reinforcing ribs 232 are respectively coupled to the inside of the fixing member 231, the fixing member On the outside of 231, the binding shaft 230 parallel to the square tube 251 is welded.

The front guide 233 extending in the form of narrowing toward the front inner side of the fixing member 231 is configured to be bent. In this case, since the pipes 250 are separated from each other, manufacturing and storage and binding can be easily performed, and in the case of partial breakage, inspection and replacement can be easily performed.

On the other hand, in the present invention, but the tractor binding member 250 constituting the tractor binding port 200 is made of a continuous tube 251 in the longitudinal direction, as shown in Figures 6a and 6b in addition to this form, each tube 251 may have a separate form.

"형태로 절곡되어지며, 상부에 다수개의 수평관통홀(214)이 형성되어있다.The upper binding member 210 is formed to have a form in which the horizontal panel 211 formed at the lower portion of the extension piece 212 is expanded, the horizontal panel 211 is the upper space portion 213 of the lower open To be formed "

"Bending in form, a plurality of horizontal through holes 214 are formed on the top.

The lower binding member 250 is formed so that the cross section of the hollow tube 251 which is hollow extends in the longitudinal direction, and the center of the square tube 251 is formed to face the left and right.

A plurality of second horizontal through holes 251a are formed in the separated corner pipes 251 and correspond to the second horizontal through holes 251a in the reinforcement corner pipes 252 inserted into the separated corner pipes 251. The first horizontal hole 252a is formed to pass through and is configured to be coupled to the bolt (B).

The stopper piece 253 is inserted into the other side of each of the separated tubes 251, and the joint is welded, and the fixing member 231 is coupled to the welding joint to be erected upward from the front edge of the tube 251. It is.

On the outer side of the fixing member 231, the binding shaft 230 parallel to the square tube 251 is welded, and the front guide 233 extending in the form of narrowing inward toward the front of the fixing member 231. Is bent.

"형태로 절곡되어지고, 상기 하부공간부(235)의 바닥에 다수개의 제2수평장홀(236)이 형성되어 있다.An upper portion of the fixing member 231 is formed with an inclined piece 234 narrowing toward an upper inner side, and a lower space portion 235 having an open upper portion is formed on an upper portion of the inclined piece 234.

"Bent in shape, a plurality of second horizontal holes 236 are formed at the bottom of the lower space part 235.

The hollow coupling member 270 having a vertical through hole 271 is inserted into the upper space portion 231 and the lower space portion 235 to be detachably coupled to the bolt (B).

In this case, the manufacture and storage of the tractor fasteners and the binding and easy to be made at the same time the binding strength can be higher, and in the case of partial breakage can be made easy to check and replace.

200: tractor binding port 210: upper binding member
211: horizontal panel 212: extension
212a: first through hole 220: jamming shaft
230: binding shaft 231: fixing member
240: variable coupling piece 241 butting piece
241a: U bolt hole 242: fixed
242a: Height adjustment hole 243: Variable version
243a: Fixed bolt hole 243b: Fixed bolt hole
250: lower binding member 260: adjustment piece
261: second through hole 262: long groove

Claims (4)

In the detachable tractor binding sphere 200 for the working machine in which the working machine is bound to the working machine binding hole 100 coupled to the tractor,
The tractor binding port 200 has an upper binding member 210 coupled to both ends of the locking shaft 220, and a lower binding member 250 having a fixing member 231 having the binding shaft 230 coupled to both sides. Consists of a variable coupling piece 240 coupled to both sides of the lower binding member 250, the upper binding member 210 forms an extension piece 212 directed to the upper side on both sides of the horizontal panel 211 Both ends of the engaging shaft 220 is welded between the extension pieces 212, the first through-hole 212a is formed in the corner of each of the extension pieces 212, the adjusting piece 260 abuts, The adjusting piece 260 has a long groove 262 is formed between the second through hole 261 formed on both sides is coupled to the extension piece 212 by a bolt (B), the variable coupling piece 240 ) Is a welded joint with the fixing piece 242 formed with the height adjustment hole 242a having a predetermined interval perpendicular to the butt piece 241 on which the U bolt hole 241a is formed. It is composed of a variable piece (243) that is combined and bolted to the fixing piece 242, the variable piece (243) is a fixed bolt hole (243a) is formed on one side, the working machine on the other side The fixed bolt hole (243b) is formed so that the fixed bolt hole (243a) is matched to the height adjusting hole (242a) bolts (B) coupled to the work machine, characterized in that the coupling. The method of claim 1,
The lower binding member 250 is formed so that the cross section of the hollow tube 251 is hollow in the longitudinal direction, the reinforcement tube 252 is inserted into the inside of the tube 251, the reinforcement angle tube A stopper piece 253 is inserted into both sides of the tube 251 into which the 252 is inserted, and the stopper piece 253 is coupled to the welding joint, and the fixing member 231 is welded to be erected upwardly from the front edge of the tube 251. Is coupled to, but each of the reinforcing ribs 232 are coupled to the inside of the fixing member 231, the binding shaft 230 in parallel with the square tube 251 on the outside of the fixing member 231 is welded The front tractor 233 is bent, characterized in that the front guide 233 is bent in the form of narrowing toward the front inward of the fixing member (231). The method of claim 1,
The lower binding member 250 is formed to have a shape in which the cross section of the hollow tube 251 is extended in the longitudinal direction, the center of the tube 251 is formed to be separated to the left, right to face, the separated The reinforcement angle tube 252 is inserted into the inside of the angle tube 251, and the stopper piece 253 is inserted into both sides of the angle tube 251 into which the reinforcement angle tube 252 is inserted to be joined by a welding joint. The member 231 is coupled to the welding joint to be upright from the front edge of the tube 251, the reinforcing ribs 232 are respectively coupled to the inside of the fixing member 231, the fixing member 231 The binding shaft 230 parallel to the square tube 251 is welded, the front guide 233 is bent in the form of narrowing toward the front inward of the fixing member 231 on the outside of the) Tractor attachments for work tools. The method of claim 1,
The upper binding member 210 is formed to have a shape in which the horizontal panel 211 formed at the lower portion of the extension piece 212 is expanded, the horizontal panel 211 is the upper space portion 213 of the lower open To be formed "

"Bent in the form, a plurality of horizontal through holes 214 are formed on the upper, the lower binding member 250 is formed so that the cross section of the hollow tube 251 is hollow in the longitudinal direction extending The center of the corner tube 251 is separated into left and right sides to be formed to face each other, but a plurality of second horizontal through holes 251a are formed in the separated corner tube 251, and the separated corner tube 251 is formed. A first horizontal length hole 252a corresponding to the second horizontal through hole 251a is formed to penetrate the reinforcement angle tube 252 inserted into the reinforcement angle tube 252, and a plug piece is provided at the other side of the respective square tube 251 facing each other. 253 is inserted into the welding joint, and the fixing member 231 is coupled to the welding joint so as to be erected upwardly from the front edge of the square tube 251, but the square tube 251 is outside of the fixing member 231. Binding axis 230 parallel to the weld is welded, in front of the fixing member 231 The front guide 233 extending in the form narrowing toward the inside is bent, the inclined piece 234 narrowing toward the upper inner side is formed on the upper portion of the fixing member 231, the inclined piece 234 The lower space portion 235 is formed in the upper portion of the upper portion of the "

"Bent in the shape, a plurality of second horizontal holes 236 are formed in the bottom of the lower space portion 235, and vertical through holes 271 in the upper space portion 231 and the lower space portion 235 Separating tractor binding sphere for a working machine, characterized in that the hollow coupling member 270 having a) is inserted and detached by a bolt (B).

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