CN206909058U - A kind of novel farmland stone collecting machine - Google Patents

Abstract

The utility model discloses a kind of novel farmland stone collecting machine, and it includes mainframe, dredging conveyor structure, stone collecting mechanism, walking wheel support mechanism；Dredging conveyor structure is made up of digger blade part and shake carrier chain conveyer belt, digger blade is by farmland stone turn up, and dress stone case is delivered to by shaking carrier chain conveyer belt, vibrating type conveyer belt falls earthward while conveying stone while shaking to tremble in the soil being mixed into stone and impurity；Dress stone case is arranged on mainframe rear end by hinge axis, and operational control oil cylinder can make dress stone case install around stone case hinge axis, to contain or unload stone.The implement structure is simple, it is easy to adjust, its digger blade excavating depth, dress stone case unloading stone and equipment terrain clearance are controlled and operated by hydraulic jack, equipment is high to farmland stone pickup degree, mitigate artificial pickup intensity significantly, equipment can also be used for excavating the tuber crops such as harvest potato, reach a tractor serves several purposes, reduce equipment investment.

Description

A new type of stone picking machine for farmland

Technical field:

The utility model relates to the field of agricultural machinery, in particular to a novel stone picking machine for farmland.

Background technique:

China is a large agricultural country. Among the cultivated land, hilly land close to mountains and rivers occupies a considerable proportion, and its area accounts for about 1/2 of the total cultivated land area. The hilly land close to the mountains and rivers, when the summer and autumn rainy season comes every year, the entrained stones are flooded to wash away the land on the side of the mountain. After the flood, a large number of stones are left in the field. Among these stones, most of them are 5cm to 15cm in size. They are covered or mixed in the soil It will greatly affect the farmland preparation, planting and other mechanical operations and crop growth in spring. Therefore, need to pick up stones with a large amount of labor every year, labor intensity is big, and effect is not remarkable. If it is not cleaned up in time, year after year, the number of stones will increase and the land production capacity will be reduced.

In recent years, scientific research departments around the world have developed special stone picking machines, but due to their bulky size, large power consumption, and strong specificity, they are only used in spring every year. The machines are idle at other times, and the utilization rate is low. They are not welcomed by users and are difficult to promote. . Some stone picking machines only dig out stones from the soil, and then pick them up and collect them manually, which also increases the strength and speed of manual picking. Therefore, there is an urgent need to develop a stone picking machine that can dig, pick up and collect, and requires that the machine can be used for multiple purposes, so as to improve the utilization rate of the machine, so as to effectively reduce the machine investment of farmers.

Utility model content:

The technical problem to be solved by the utility model is to provide a new type of farmland stone picker for the above-mentioned problems existing in the current farmland stone picker. Harvesting potato, sugar beet and other tuber crops, the characteristics of simple structure.

The technical problem to be solved by the utility model is realized by the following structure: a new type of stone picking machine for farmland, which includes a traction frame, a main frame, an excavating and conveying mechanism, a stone collecting mechanism, and a walking wheel support mechanism;

A pair of vibrating conveyor chain side walls are installed on both sides of the main frame, the traction frame is respectively hinged with the side walls of the vibrating conveyor chain through the traction frame hinge shaft, and one end of the traction frame lifting cylinder is hinged on the traction frame. The other end of the traction frame lifting cylinder is hinged to the upper end of the pull rod, and the other end of the pull rod is hinged to the main frame;

Between the two side walls of the vibrating conveyor chain at the bottom of the main frame, the excavating conveying mechanism is arranged obliquely from front to rear and from bottom to upward. Conveyor belt, transmission box, transmission shaft, vibrating conveyor chain transmission chain, vibrating conveyor chain transmission sprocket; the excavating shovel part is fixedly arranged at the front end of the main frame, and one end of the guide rod is fixedly connected behind the excavating shovel part , the other end of the guide rod is placed above the conveyor belt of the shaking conveyor chain; the transmission box is installed on the main frame, the power output end of the transmission box is connected to one end of the transmission shaft, and the transmission The other end of the shaft is provided with the jitter conveyor chain drive sprocket, and the jitter conveyor chain drive sprocket is connected with the wobble conveyor chain drive wheel of the wobble conveyor belt through the jitter conveyor chain transmission chain; The vibrating conveyor chain conveyor belt is installed on the guide wheel, the triangular dithering wheel in the radial section and the vibrating conveyor chain drive wheel, and the vibrating conveyor chain conveyor belt is provided with several vibrating conveyor chain grid bars;

The stone collection mechanism is installed at the rear of the main frame, and the stone collection mechanism includes a pull rod _b , a stone box control cylinder, a stone box connecting rod, a stone box, and a stone box hinge shaft; The stone box is installed on the rear end of the main frame through the hinge shaft of the stone box, and the upper end of the rear side wall of the stone box is equipped with the connecting rod of the stone box; one end of the control cylinder of the stone box is connected to the The connecting rods of the stone box are connected, and the other end of the stone box control oil cylinder is hinged with the pull rod _b ; the other end of the pull rod _b is hinged with the main frame;

The traveling wheel support mechanism is installed on the bottom of the main frame, and the traveling wheel support mechanism includes a traveling wheel, a connecting arm, a traveling wheel support, and a traveling wheel support control cylinder; one end of the traveling wheel support control cylinder is connected to the traction The other end of the control cylinder of the traveling wheel bracket is connected to the connecting arm, the other end of the connecting arm is hinged to the traveling wheel bracket, and the connecting arm is installed on one side through the connecting arm shaft The shaking conveyor chain is on the side wall.

As mentioned, a transmission shield is installed outside the transmission chain of the shaking conveyor chain.

As mentioned, the excavating shovel part is composed of two large excavating shovels and a small excavating shovel, the front parts of the two outer large excavating shovels are made into triangles, and the apex angle β of the large excavating shovel is 130°～ 140°, and the angle α between the digging shovel part and the ground is 20°-30°.

As mentioned, the included angle e between the vibrating conveyor chain conveyor belt and the horizontal plane is 24°-26°.

As mentioned above, the vibrating conveyor chain bars are made of manganese steel, and the distance L between adjacent vibrating conveyor chain bars is 40 mm to 60 mm.

The utility model has the advantages of a new type of stone picking machine for farmland: 1. The machine tool is easy to operate, and the work of excavation, shaking transportation and stone collection can be completed during the forward process of the machine tool. Low, can reduce labor intensity; 2. The structure is simple, easy to adjust, the excavation depth of the machine, the unloading of stones in the stone box, and the height of the rear end of the machine from the ground are all controlled by the control cylinder, which is easy to operate and can be applied to farmland with different terrain conditions , with a wide range of applications; 3. This device can also be used for harvesting tuber crops such as potatoes and sweet potatoes, so that one machine can be used for multiple purposes, saving farmers’ investment in machines and tools, and the utilization rate of machines and tools is high.

Description of drawings

Figure 1 is a structural diagram of a new type of farmland stone picking machine.

Fig. 2 is a front view of a novel farmland stone picker.

Fig. 3 is a rear view of a novel farmland stone picking machine.

Fig. 4 is a schematic diagram of transmission of a new type of farmland stone picking machine.

Fig. 5 is a partial enlarged view of B in Fig. 2 .

illustration

Traction frame 1, main frame 2, traction frame hoist cylinder 3, pull rod 4, pull rod _b 5, transmission box 6, transmission protective cover 7, stone collection mechanism 8, stone box control cylinder 9, stone box connecting rod 10, Here, stone box hinge shaft 12, road wheel bracket mechanism 13, road wheel 14, excavation conveying mechanism 15, shaking conveyor chain side wall 16, digging shovel parts 17, guide rod 18, shaking conveyor chain conveyor belt 19, shaking conveyor chain grid Bar 20, traction frame hinge shaft 21, transmission shaft 22, connecting arm 23, connecting arm shaft 24, traveling wheel bracket 25, traveling wheel bracket control cylinder 26, guide wheel 27, tensioning wheel 28, carrier sprocket wheel 29, shaking wheel 30, jitter conveyor chain drive chain 31, jitter conveyor chain drive chain 31, jitter conveyor chain drive sprocket 33, large excavation shovel 34, small excavation shovel 35.

detailed description

Below in conjunction with accompanying drawing, the utility model is described in detail:

As shown in Fig. 1, Fig. 2 and Fig. 3, the utility model is realized by the following structure: a novel farmland stone picking machine, which includes a traction frame 1, a main frame 2, an excavating conveying mechanism 15, and a stone collecting mechanism 8. Traveling wheel bracket mechanism 13;

A pair of vibrating conveyor chain side walls 16 are installed on both sides of the main frame 2, and the traction frame is respectively hinged with the vibrating conveyor chain side walls 16 through the traction frame hinge shaft 21. One end of the traction frame lifting cylinder 3 is hinged on the traction frame 1, and the traction frame lifts The other end of oil cylinder 3 is hinged on pull rod 4 upper ends, and the other end of pull rod 4 is hinged with main frame 2;

Between the two vibrating conveyor chain side walls 16 at the bottom of the main frame 2, an excavating conveying mechanism 15 is arranged obliquely from front to rear and from bottom to upward. 26 °, the excavating conveying mechanism 15 includes excavating shovel parts 17, guide rod 18, jittering conveyor chain conveyor belt 19, transmission box 6, transmission shaft 22, jittering conveyor chain drive chain 31, jittering conveyor chain drive sprocket 33; digging shovel parts 17 Fixedly arranged at the front end of the main frame 2, the excavating shovel part 17 is made up of two large excavating shovels 34 and a small excavating shovel 35, and the front parts of the large excavating shovels 34 on the two outer sides are made into triangles, and the apex angle β of the large excavating shovel 34 is 130°～140°, and the angle α between the excavating shovel part 17 and the ground is 20°～30°, which is convenient for digging and lifting the stones from the soil, and can reduce the resistance of the machine tool and improve the performance of entering the soil; One end of guide rod 18 is fixedly connected in excavating shovel parts 17 rears, and the other end of guide rod 18 is placed on the shaking conveyor chain conveyor belt 19 tops, and the effect of guide rod 18 is to be convenient to the stone that excavates is sent on the shake conveyor chain conveyor belt 19 ;

The transmission box 6 is installed on the main frame 2, and the power of the transmission box 6 is supplied by the tractor power output shaft. Wheel 33, the shaking conveyor chain drive sprocket wheel 33 and the shaking conveyor chain driving wheel 32 of the shaking conveyor chain conveyor belt 19 are connected by the shaking conveyor chain driving chain 31 transmission, and the transmission protective cover 7 is equipped with on the outside of the shaking conveyor chain driving chain 31, and the transmission protection The cover 7 can prevent the staff from being injured by the vibrating conveyor chain transmission chain 31 running at high speed; the annular vibrating conveyor chain conveyor belt 19 is installed on the guide wheel 27, the dithering wheel 30 with a triangular radial section, the tensioning wheel 28, and the supporting sprocket wheel 29 and the shaking conveyor chain driving wheel 32, the triangular shaking wheel 28 drives the shaking conveyor chain conveyor belt 19 to vibrate up and down along with the shaking conveyor chain conveyor belt 19 to remove and separate the clods and sundries in the stones The jittering conveyor chain conveyor belt 19 is provided with some jittering conveyor chain grid bars 20, and as shown in Figure 5, the jittering conveyor chain grid bar 20 is fixed on the jittering conveyor chain conveyor belt 19 by bolts and nuts, and the jittering conveyor chain grid bar 20 is made of manganese steel Made, the distance L between the adjacent vibrating conveyor chain grid bars 20 is 40mm to 60mm; the function of the excavating conveyor mechanism 15 is to excavate stones from the soil, and transport the stones to the vibrating conveyor belt 19 along the guide bar 18, When rocks and sundries are running backwards on the shaking conveyor chain conveyor belt 19, the soil and plant stem and leaf residue mixed in the stones will be separated and leaked to the ground under the constant shaking of the shaking conveyor chain conveyor belt 19, and finally the stones will Be sent in the stone packing box 11.

Stone collection mechanism 8 is installed on main frame 2 rear parts, and stone collection mechanism 8 comprises pull bar _b 5, adorn stone box control oil cylinder 9, adorn stone box connecting rod 10, adorn stone box 11, adorn stone box hinge shaft 12; The stone box 11 is installed on the rear end of the main frame 2 through the stone box hinge shaft 12, and the stone box connecting rod 10 is installed on the upper end of the back side wall of the stone box 11; one end of the stone box control cylinder 9 is connected with the stone box connecting rod 10 , the other end of the stone box control oil cylinder 9 is hinged with the pull rod b5; the other end of the pull bar b5 is hinged with the main frame 2; when the stone box control oil cylinder 9 is driven, the stone box 11 can be rotated around the stone box hinge shaft 12, for collecting or unloading rocks.

Walking wheel support mechanism 13 is installed on mainframe 2 bottoms, and walking wheel support mechanism 13 comprises traveling wheel 14, connecting arm 23, traveling wheel support 25, traveling wheel support control oil cylinder 26; The shaft 21 is hinged, the other end of the traveling wheel bracket control cylinder 26 is connected to the connecting arm 23, the other end of the connecting arm 23 is hinged to the traveling wheel bracket 25, and the connecting arm 23 is installed on one side through the connecting arm shaft 24 to vibrate the side wall of the conveyor chain 16; when adjusting the travel wheel support control oil cylinder 26, the telescopic arm of the travel wheel support control oil cylinder 26 pushes and pulls the connecting arm 23, and the connection arm 23 rotates around the connection arm shaft 24, and simultaneously drives the travel wheel support 25 to rise or lower, so as to realize Regulate the height from the ground of the implement rear end and the stone box 11.

As shown in Figure 4, the transmission process of the present embodiment is as follows: transmission box 6 is input power by tractor power output shaft, and transmission box 6 is output by power transmission shaft 22, by shaking conveyor chain transmission sprocket 33, shaking conveyor chain transmission chain 31 transmits power to the jittering conveyor chain transmission drive sprocket 32 to drive the jittering conveyor chain conveyor belt 19 to rotate.

working principle:

During the operation of the stone picker, the digging shovel part 17 excavates the farmland stones, and sends the stones to the shaking conveyor chain conveyor belt 19 by the guide rod 18 . The transmission box 6 is powered by the power output shaft of the tractor, and the transmission box 6 outputs the power by the transmission shaft 22, and the power is transmitted to the vibration conveyor chain transmission chain 31 through the vibration transmission chain transmission chain 31, and the vibration transmission chain transmission chain 31 drives the vibration transmission chain The chain plate of the conveyor belt 19 moves upwards, and the stones entering the shaking conveyor belt 19 also move upwards. During the upward movement, because the shaking conveyor belt 19 is driven by the shaking wheel 30 and constantly shakes up and down, causing stones to be mixed in The soil and impurities in the soil shake off between the shaking conveyor chain grid bars 20 of the shaking conveyor chain conveyor belt 19 and fall to the ground. The stone without impurity is sent in the stone box 11 at last. When the stone box 11 is full of stones, the tractor pulls the stone picker out of the farmland, the operator controls the stone box control oil cylinder 9, the telescopic end of the stone box control oil cylinder 9 stretches out, and pulls the stone box connecting rod 10. The connecting rod 10 of the stone loading box rotates and tilts backward, the stones are unloaded to the ground, and the stone picking work is completed.

Claims (5)

1. a kind of novel farmland stone collecting machine, it is characterised in that it includes hitch frame, mainframe, dredging conveyor structure, stone Block collecting mechanism, walking wheel support mechanism；

A pair of shake carrier chain side walls are installed in the mainframe both sides, the hitch frame by hitch frame hinge axis respectively with The shake carrier chain is side walls hinged, and hitch frame lift cylinder one end is hinged on the hitch frame, the hitch frame lifting oil The other end of cylinder is hinged on the pull bar upper end, and the other end of the pull bar is hinged with the mainframe；

It is tiltedly installed with from the front to the back, from bottom to top between the two shake carrier chain side walls of the mainframe bottom described Dredging conveyor structure, the dredging conveyor structure include digger blade part, guide rod, shake carrier chain conveyer belt, transmission case, biography Moving axis, shake carrier chain driving chain, shake carrier chain drive sprocket；The digger blade part is fixedly installed on the mainframe Front end, one end of the guide rod are fixedly connected on the digger blade part rear, and the other end of the guide rod is placed in described Shake above carrier chain conveyer belt；The transmission case is arranged on the mainframe, the clutch end of the transmission case and institute One end connection of power transmission shaft is stated, the other end of the power transmission shaft is provided with the shake carrier chain drive sprocket, the shake conveying The shake carrier chain driving wheel of Chain conveyer sprocket wheel and the shake carrier chain conveyer belt passes through the shake carrier chain driving chain Drive connection；The shake carrier chain conveyer belt of annular is installed on directive wheel, radial section dithering-wheel triangular in shape and institute State on shake carrier chain driving wheel, the shake carrier chain conveyer belt is provided with some shake carrier chain grizzly bars；

The stone collecting mechanism is installed on the mainframe rear portion, and the stone collecting mechanism includes pull bar b, the case control of dress stone Oil cylinder, dress stone case connecting rod, dress stone case, dress stone case hinge axis；The dress stone case is arranged on institute by the dress stone case hinge axis Mainframe rear end is stated, the dress stone case rear wall upper end is equipped with the dress stone case connecting rod；Described dress stone case control cylinder one end It is connected with the dress stone case connecting rod, the dress stone case control cylinder other end and the pull bar b hinges；The pull bar b's is another One end is hinged with the mainframe；

The walking wheel support mechanism is arranged on the mainframe bottom, and the walking wheel support mechanism includes road wheel, connection Arm, walking wheel support, walking wheel support control cylinder；One end of the walking wheel support control cylinder and the hitch frame hinge Axle phase hinge, the other end of the walking wheel support control cylinder are connected with the linking arm, the linking arm other end and institute Walking wheel support phase hinge is stated, the linking arm is shaken in carrier chain side wall by connecting arm axle installed in described in side.

A kind of 2. novel farmland stone collecting machine as claimed in claim 1, it is characterised in that：Passed in the shake carrier chain Equipped with transmission protective cover on the outside of dynamic chain.

A kind of 3. novel farmland stone collecting machine as claimed in claim 1, it is characterised in that：The digger blade part is by two Triangle, the big excavation is made in individual big digger blade and one small digger blade composition, the big digger blade front portion in two outsides The apex angle ss of shovel is 130 °~140 °, and the angle α that buries between the digger blade part and ground is 20 °~30 °.

A kind of 4. novel farmland stone collecting machine as claimed in claim 1, it is characterised in that：The vibrating type carrier chain passes It is 24 °~26 ° to send band and horizontal plane angle e.

A kind of 5. novel farmland stone collecting machine as claimed in claim 1, it is characterised in that：The shake carrier chain grizzly bar It is made up of manganese steel, the spacing L of the adjacent shake carrier chain grizzly bar is 40mm~60mm.