阅读说明：本技术 一种旋耕机用旋耕刀 (A kind of rotary cultivator rotary blade ) 是由 刘青山 于 2018-05-25 设计创作，主要内容包括：本发明公开了一种旋耕机用旋耕刀,包括转轴,所述转轴的右端固定连接有连接块,所述连接块的中部开有插接槽,所述插接槽的上端开有第一圆弧槽,所述插接槽内插接有刀片,所述刀片的上端固定连接有限位圆弧块,所述限位圆弧块插接在第一圆弧槽内部,所述刀片通过螺栓与连接块相连,所述连接块的上端固定连接有限位挡块,所述刀片的下端右侧固定连接有三角块,所述三角块的下端开有第二圆弧槽,所述第二圆弧槽的中部活动插接有顶杆,所述顶杆的上端通过限位板活动插接在圆柱槽内。该旋耕机用旋耕刀,通过限位挡块的结构,能够增大刀片受力的强度；通过设有第二圆弧槽的结构,提高了刀片的翻土效率。(The invention discloses a kind of rotary cultivator rotary blades, including shaft, the right end of the shaft is fixedly connected with link block, inserting groove is provided in the middle part of the link block, the upper end of the inserting groove is provided with the first arc groove, blade is plugged in the inserting groove, the upper end of the blade is fixedly connected with limit circular arc block, the limit circular arc block is plugged on inside the first arc groove, the blade is connected by bolt with link block, the upper end of the link block is fixedly connected with limited block, corner block is fixedly connected on the right side of the lower end of the blade, the lower end of the corner block is provided with the second arc groove, the middle part activity of second arc groove is plugged with mandril, the upper end of the mandril is plugged in cylinder groove by limit plate activity.The rotary cultivator rotary blade is capable of increasing the intensity of blade stress by the structure of limited block；By being equipped with the structure of the second arc groove, the efficiency of digging of blade is improved.)

1. a kind of rotary cultivator rotary blade, including shaft (1), it is characterised in that: the right end of the shaft (1) is fixedly connected with company It connects block (2), is provided with inserting groove (14) in the middle part of the link block (2), the upper end of the inserting groove (14) is provided with the first arc groove (15), it being plugged with blade (5) in the inserting groove (14), the upper end of the blade (5) is fixedly connected with limit circular arc block (16), The limit circular arc block (16) is plugged on the first arc groove (15) inside, and the blade (5) passes through bolt (3) and link block (2) It is connected, the upper end of the link block (2) is fixedly connected with limited block (4), is fixedly connected on the right side of the lower end of the blade (5) The lower end of corner block (6), the corner block (6) is provided with the second arc groove (7), and the middle part activity of second arc groove (7) is inserted It is connected to mandril (10), the upper end of the mandril (10) is plugged in cylinder groove (11) by limit plate activity, the cylinder groove (11) on the right side of the inner cavity of blade (5), the embedded top of the cylinder groove (11) is connected with reset spring (12), the blade (5) right end is fixedly connected with arc plate (9), and the junction of the arc plate (9) and corner block (6) is fixedly welded with triangle and adds The lower end right side of strong block (13), the corner block (6) is fixedly connected with conical blocks (8).

2. a kind of rotary cultivator rotary blade according to claim 1, it is characterised in that: the conical blocks (8) at least provided with Six, conical blocks (8) equidistant arrangement is on the right side of the lower end of corner block (6).

3. a kind of rotary cultivator rotary blade according to claim 1, it is characterised in that: the triangle reinforcement block (13) is at least There are six if, junction front and back end of triangle reinforcement block (13) equidistant arrangement in arc plate (9) and corner block (6).

4. a kind of rotary cultivator rotary blade according to claim 1, it is characterised in that: the lumen side of the cylinder groove (11) Wall and the limit plate side wall of mandril (10) upper end are smooth.

5. a kind of rotary cultivator rotary blade according to claim 1, it is characterised in that: the upper end of the reset spring (12) It is fixedly connected on the upper end of cylinder groove (11), the lower end of the reset spring (12) is fixedly connected on the limit of mandril (10) upper end The upper end of plate.

Technical field

The present invention relates to field of mechanical technique, specially a kind of rotary cultivator rotary blade.

Background technique

Rotary blade is that the mechanical important spare part that agriculturally commonly loosens the soil needs in a steady stream during overturning soil Constantly soil is discharged, just can guarantee the normal operation of rotary cultivator, common rotary blade is to pass through Rotary tillage blade Corresponding fixed frame is mounted on rotary knife axis, and Rotary tillage blade is only the blade of a strip, is unfavorable for soil energy in this way It is enough to be timely discharged, it still turns in situ and sticks the load pressure for increasing blade on blade, while reducing turning over for blade Native effect, therefore we have proposed a kind of rotary cultivator rotary blades.

Summary of the invention

The purpose of the present invention is to provide a kind of rotary cultivator rotary blades, to solve mentioned above in the background art ask Topic.

To achieve the above object, the invention provides the following technical scheme: a kind of rotary cultivator rotary blade, including shaft, institute The right end for stating shaft is fixedly connected with link block, and inserting groove is provided in the middle part of the link block, and the upper end of the inserting groove is provided with First arc groove, blade is plugged in the inserting groove, and the upper end of the blade is fixedly connected with limit circular arc block, the limit Circular arc block is plugged on inside the first arc groove, and the blade is connected by bolt with link block, and the upper end of the link block is fixed It is connected with limited block, corner block is fixedly connected on the right side of the lower end of the blade, the lower end of the corner block is provided with the second circle Arc slot, the middle part activity of second arc groove are plugged with mandril, and the upper end of the mandril is plugged on circle by limit plate activity In column slot, the cylinder groove is located on the right side of the inner cavity of blade, and the embedded top of the cylinder groove is connected with reset spring, the knife The right end of piece is fixedly connected with arc plate, and the junction of the arc plate and corner block is fixedly welded with triangle reinforcement block, described Conical blocks are fixedly connected on the right side of the lower end of corner block.

Preferably, the conical blocks are at least provided with six, and the conical blocks equidistant arrangement is on the right side of the lower end of corner block.

Preferably, the triangle reinforcement block is at least provided with six, and the triangle reinforcement block equidistant arrangement is in arc plate and three The junction front and back end of hornblock.

Preferably, the intracavity sidewall of the cylinder groove and the limit plate side wall of mandril upper end are smooth.

Preferably, the upper end of the reset spring is fixedly connected on the upper end of cylinder groove, and the lower end of the reset spring is solid Surely it is connected to the upper end of the limit plate of mandril upper end.

Compared with prior art, the beneficial effects of the present invention are: the rotary cultivator rotary blade, by being equipped with limited block Structure is capable of increasing the intensity of blade stress, so that blade connection is more stable；By the knot for being equipped with the second arc groove Structure, the second arc groove can dig soil, as mechanical continuous movement improves so that soil can constantly be dug The efficiency of digging of blade；By being equipped with the structure of mandril and reset spring, when blocking has soil inside the second arc groove, mud Soil can squeeze mandril, under the action of reset spring, so that soil can be ejected, ensure that the cleaning inside the second arc groove, Greatly improve the effect that rotary cultivator is digged.

Detailed description of the invention

Fig. 1 is semi-cutaway of the present invention；

Fig. 2 connects cross-sectional view with blade for link block of the present invention.

In figure: 1 shaft, 2 link blocks, 3 bolts, 4 limited blocks, 5 blades, 6 corner blocks, 7 second arc grooves, 8 conical blocks, 9 arc plates, 10 mandrils, 11 cylinder grooves, 12 reset springs, 13 triangle reinforcement blocks, 14 inserting grooves, 15 first arc grooves, 16 limits Circular arc block.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

The present invention provides a kind of technical solution referring to FIG. 1-2: a kind of rotary cultivator rotary blade, including shaft 1, described The right end of shaft 1 is fixedly connected with link block 2, and the middle part of the link block 2 is provided with inserting groove 14, the upper end of the inserting groove 14 It is provided with the first arc groove 15, blade 5 is plugged in the inserting groove 14, the upper end of the blade 5 is fixedly connected with limit circular arc Block 16, the limit circular arc block 16 are plugged on inside the first arc groove 15, blade 5 are plugged on inside inserting groove 14, and limit Circular arc block 16 can be plugged in the first arc groove 15, fix two bolts 3, blade 5 can be fixed, while limited block 4 are capable of increasing the intensity of 5 stress of blade, so that the connection of blade 5 is more stable, the blade 5 passes through bolt 3 and link block 2 are connected, and the upper end of the link block 2 is fixedly connected with limited block 4, are fixedly connected with triangle on the right side of the lower end of the blade 5 Block 6 when connecting blade 5, drives shaft 1 to rotate, so that shaft 1 drives each knife in shaft 1 by machine power Piece 5 rotates, and when blade 5 rotates, conical blocks 8 can inject underground first, soil can have been dug by the second arc groove 7, with machine Tool constantly moves, so that soil can constantly be dug, improves the efficiency of digging of blade 5, under the corner block 6 End is provided with the second arc groove 7, and the middle part activity of second arc groove 7 is plugged with mandril 10, and the upper end of the mandril 10 passes through Limit plate activity is plugged in cylinder groove 11, the limit plate side wall light of 10 upper end of intracavity sidewall and mandril of the cylinder groove 11 It is sliding.The cylinder groove 11 is located on the right side of the inner cavity of blade 5, and the embedded top of the cylinder groove 11 is connected with reset spring 12, institute The upper end for stating reset spring 12 is fixedly connected on the upper end of cylinder groove 11, and the lower end of the reset spring 12 is fixedly connected on mandril The upper end of the limit plate of 10 upper ends, when blocking has soil inside the second arc groove 7, soil can squeeze mandril 10, reset bullet Under the action of spring 12, so that soil can be ejected, it ensure that the cleaning inside the second arc groove 7, greatly improve rotary cultivator The effect digged, the right end of the blade 5 are fixedly connected with arc plate 9, and the junction of the arc plate 9 and corner block 6 is fixed It is welded with triangle reinforcement block 13, triangle reinforcement block 13 strengthens the bonding strength of corner block 6.The triangle reinforcement block 13 is at least set There are six, 13 equidistant arrangement of triangle reinforcement block is in the junction front and back end of arc plate 9 and corner block 6.The corner block 6 Conical blocks 8 are fixedly connected on the right side of lower end, the conical blocks 8 are at least provided with six, and 8 equidistant arrangement of conical blocks is in corner block On the right side of 6 lower end.

Working principle: rotary cultivator, when being worked, is plugged on blade 5 inside inserting groove 14 first with rotary blade, and Limit circular arc block 16 can be plugged in the first arc groove 15, fixed two bolts 3, can be fixed to blade 5, limit simultaneously Block 4 is capable of increasing the intensity of 5 stress of blade, so that the connection of blade 5 is more stable, when connecting blade 5, passes through machinery Powered belt turn axis 1 rotates, so that shaft 1 drives each blade 5 in shaft 1 to rotate, when blade 5 rotates, conical blocks 8 Underground can be injected first, soil can have been dug by the second arc groove 7, with mechanical continuous movement, so that soil meeting It is constantly dug, improves the efficiency of digging of blade 5, and when having soil, soil can be squeezed for blocking inside the second arc groove 7 Mandril 10, so that soil can be ejected, ensure that the cleaning inside the second arc groove 7, significantly under the action of reset spring 12 The effect for improving rotary cultivator and digging, triangle reinforcement block 13 strengthens the bonding strength of corner block 6.

It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.