CN202949767U - Trimming cutter for vehicle-mounted type fruit tree trimmer - Google Patents

Abstract

The utility model discloses a pruning tool for a vehicle-mounted fruit tree pruning machine, which comprises a vertically arranged motor, a fixed cutter head and a rotating cutter head sequentially set on the output shaft of the motor from top to bottom, and the geometric center position of the fixed cutter head There is a bearing for installing and supporting the output shaft of the motor, the rotary cutter head is fixedly connected with the output shaft of the motor, the upper end of the fixed cutter head is fixedly connected with a tool connecting frame, and the outer edge of the fixed cutter head is evenly provided with a plurality of fixed knife teeth, Each fixed cutter tooth has a blade on the side facing away from the direction of rotation of the motor, and one or more rotating cutter teeth are evenly arranged on the outer edge of the rotating cutter head, and each rotating cutter tooth is facing toward the direction of rotation of the motor. Sides have blades. The utility model has the advantages of simple structure, convenient processing and manufacture, high degree of automation, convenient use and operation, no dead angle in pruning, high working reliability, high pruning efficiency, good pruning quality, low realization cost and high popularization and application value.

Description

Pruning tool for vehicle-mounted fruit tree pruning machine

technical field

The utility model relates to a cutter, in particular to a pruning cutter for a vehicle-mounted fruit tree pruning machine.

Background technique

The area and output of fruit trees in our country are increasing rapidly every year, but there is a widespread phenomenon of emphasizing planting and ignoring management. Especially the deficiency of pruning equipment and pruning technology hinders the further improvement of fruit tree yield. And the design of the pruning tool is the key of the whole fruit tree pruning machine, not only to consider maximizing the economic benefit and reducing the cost, but also to consider that the fruit tree pruning belongs to the pruning of the branches of deciduous plants and the characteristics of higher hardness and lower brittleness of jujube branches in winter. In order to reduce the labor intensity of fruit growers pruning fruit trees, there is an urgent need on the market for a special fruit tree pruning tool with simple structure, convenient use and high operating efficiency.

Utility model content

The technical problem to be solved by the utility model is to provide a pruning tool for a vehicle-mounted fruit tree pruning machine in view of the deficiencies in the above-mentioned prior art. The working reliability is high, the pruning efficiency is high, the pruning quality is good, the realization cost is low, and the popularization and application value is high.

In order to solve the above technical problems, the technical solution adopted by the utility model is: a pruning tool for a vehicle-mounted fruit tree pruning machine, which is characterized in that it includes a vertically arranged electric motor and is sequentially set on the output shaft of the electric motor from top to bottom. The fixed cutterhead and the rotary cutterhead, the geometric center of the fixed cutterhead is provided with a bearing for installing and supporting the output shaft of the motor, the rotary cutterhead is fixedly connected with the output shaft of the motor, and the fixed cutterhead The upper end of the disc is fixedly connected with a tool connecting frame for connecting the pruning tool to the vehicle-mounted fruit tree pruning machine. A plurality of fixed knife teeth are evenly arranged on the outer edge of the fixed knife disc, and each of the fixed knife teeth has a There is a knife edge on the side facing away from the rotation direction of the motor, and one or more rotary cutter teeth are evenly arranged on the outer edge of the rotary cutter head, and each of the rotary cutter teeth is facing toward the rotation direction of the motor. Sides have blades.

The above-mentioned pruning tool for a vehicle-mounted fruit tree pruning machine is characterized in that: the bottom end of the rotary cutter head is provided with a shaft end retaining ring fixedly connected with the end of the output shaft of the motor.

The above-mentioned pruning tool for a vehicle-mounted fruit tree pruning machine is characterized in that a section of the motor output shaft between the fixed cutter head and the rotary cutter head is sleeved with an elastic circlip.

The above-mentioned pruning tool for a vehicle-mounted fruit tree pruning machine is characterized in that a section of the motor output shaft located at the upper end of the fixed cutter head is connected with a double round nut for eliminating axial movement of the fixed cutter head.

The above-mentioned pruning tool for a vehicle-mounted fruit tree pruning machine is characterized in that: the rotary cutter head is fixedly connected to the output shaft of the motor through a key.

The above-mentioned pruning tool for a vehicle-mounted fruit tree trimmer is characterized in that: the tool connecting frame is erected above the motor in a cross shape, and the tool connecting frame is fixedly connected to the fixed cutter head by a hexagonal bolt. upper end.

The above-mentioned pruning cutter for a vehicle-mounted fruit tree pruning machine is characterized in that the outer contours of the fixed cutter teeth and the outer contours of the rotating cutter teeth are both arc-shaped.

The above-mentioned pruning tool for a vehicle-mounted fruit tree trimmer is characterized in that: the shape of the fixed cutter head and the shape of the rotating cutter head are circular, and the radius of the rotating cutter head is smaller than that of the fixed cutter head , the length of the rotating cutter teeth along the radial direction of the rotating cutter head is smaller than the length of the fixed cutter teeth.

The above-mentioned pruning cutter for a vehicle-mounted fruit tree pruning machine is characterized in that: the number of the fixed cutter teeth is 4-12, and the number of the rotating cutter teeth is 1-4.

The above-mentioned pruning tool for a vehicle-mounted fruit tree pruning machine is characterized in that: the shaft end retaining ring is fixedly connected to the output shaft of the motor through screws and cylindrical pins.

Compared with the prior art, the utility model has the following advantages:

1. The utility model has a simple structure and is convenient to manufacture.

2. The utility model is conveniently connected to the vehicle-mounted fruit tree pruning machine through the tool connecting frame for use. It only needs to control the rotation of the motor to realize automatic pruning. It has a high degree of automation and is easy to use and operate.

3. The design of the cutter head and cutter teeth of the utility model is novel and reasonable, and the instantaneous pruning area is relatively large, which reduces the occurrence of bending of branches during the pruning process, and effectively improves the pruning efficiency and pruning quality.

4. The utility model adopts the electric motor to drive the operation, which is safe and energy-saving. The rotary cutter head can realize 360° omnidirectional rotation according to the needs, and when used on the vehicle-mounted fruit tree pruning machine, the pruning posture can be adjusted arbitrarily according to the pruning position, and the pruning has no dead angle. High reliability.

5. The utility model mainly relies on the rotary motion of the pruning tool to trim the branches, which effectively avoids the phenomenon that the branches will deflect to both sides with the feeding of the tool during the previous pruning operation, and changes the previous fruit tree pruning tool mainly relying on the reciprocating of the tool. The movement drives the rectangular teeth on both sides of the pruning tool to mesh with each other to cut the branches, which makes up for the shortcomings of the previous pruning tool for reciprocating pruning of branches.

5. The utility model has the advantages of low cost, wide application range, broad market application prospect, good application effect and high application value, and can effectively solve the problems of manual pruning of fruit trees such as high labor intensity, inconvenient pruning of high branches and other existing problems. Disadvantages of fruit tree pruning knives.

In summary, the utility model has the advantages of simple structure, convenient processing and manufacture, high degree of automation, convenient operation, no dead angle in pruning, high working reliability, high pruning efficiency, good pruning quality, low implementation cost and high application value.

The technical solutions of the present utility model will be further described in detail through the drawings and embodiments below.

Description of drawings

Fig. 1 is the front view of the utility model.

FIG. 2 is a top view of FIG. 1 .

Fig. 3 is a bottom view of Fig. 1 .

Explanation of reference signs:

1—shaft end retaining ring; 2—screw; 3—straight pin;

4—key; 5—retaining ring; 6—tool connector;

7—motor; 8—double round nut; 9—hexagonal bolt;

10—fixed cutter head; 11—rotary cutter head; 12—fixed knife teeth;

13—rotating cutter teeth; 14—bearing.

Detailed ways

As shown in Fig. 1, Fig. 2 and Fig. 3, the utility model comprises a vertically arranged motor 7 and a fixed cutterhead 10 and a rotary cutterhead 11 which are sequentially set on the output shaft of the motor 7 from top to bottom. The geometric center position of the fixed cutterhead 10 is provided with a bearing 14 for installing and supporting the output shaft of the motor 7, the rotary cutterhead 11 is fixedly connected with the output shaft of the motor 7, and the upper end of the fixed cutterhead 10 is fixedly connected There is a cutter connection frame 6 for connecting the pruning cutter to the vehicle-mounted fruit tree trimmer, and a plurality of fixed cutter teeth 12 are evenly arranged on the outer edge of the fixed cutter head 10, and each of the fixed cutter teeth 12 is on the There is a blade on the side facing away from the direction of rotation of the motor 7, and one or more rotary cutter teeth 13 are evenly arranged on the outer edge of the rotary cutter head 11, and each of the rotary cutter teeth 13 is facing toward the motor. 7 There is a blade on one side in the direction of rotation. The setting of the blade can facilitate cutting and improve trimming efficiency.

As shown in FIG. 1 , in this embodiment, the bottom end of the rotary cutterhead 11 is provided with a shaft end retaining ring 1 fixedly connected to the end of the output shaft of the motor 7 . A circlip 5 is sleeved on a section of the output shaft of the motor 7 located between the fixed cutter head 10 and the rotary cutter head 11 . A double round nut 8 for eliminating axial movement of the fixed cutter head 10 is connected to the output shaft of a motor 7 located at the upper end of the fixed cutter head 10 .

As shown in FIGS. 1 and 2 , in this embodiment, the rotary cutterhead 11 is fixedly connected to the output shaft of the motor 7 through a key 4 . The tool connecting frame 6 is erected above the motor 7 in a cross shape, and the tool connecting frame 6 is fixedly connected to the upper end of the fixed cutter head 10 through a hexagonal bolt 9 .

As shown in Fig. 2 and Fig. 3, in the present embodiment, the shape of described fixed cutter tooth 12 outer contours and the shape of described rotary cutter tooth 13 outer contours are arc-shaped, contribute to the pruning tool feeding process The branches that need to be trimmed are shunted to the gap between the rotating cutter teeth 13 and the fixed cutter teeth 12, that is, in the trimming area. The shape of the fixed cutterhead 10 and the shape of the rotary cutterhead 11 are circular, and the radius of the rotary cutterhead 11 is smaller than the radius of the fixed cutterhead 10, along the radius of the rotary cutterhead 11 The length of the rotating knife teeth 13 in the direction is less than the length of the fixed knife teeth 12, which can make the fixed knife teeth 12 contact the branches earlier when pruning, so as to prevent the rotating knife teeth 13 from contacting the branches for the first time and bending the branches. When the teeth 13 contact the fixed cutter teeth 12 along the rotation direction of the motor 7, a closed trimming area will be formed to reduce the bending of branches due to the rotation of the rotary cutter head 11.

As shown in FIG. 2 and FIG. 3 , in this embodiment, the number of the fixed blade teeth 12 is 4-12, and the number of the rotating blade teeth 13 is 1-4. Preferably, the number of the fixed cutter teeth 12 is 8, and the number of the rotary cutter teeth 13 is 2. When the trimming speed is suitable, there is always a trimming area composed of the fixed cutter teeth 12 and the rotary cutter teeth 13 that can Accommodates branches, improving pruning efficiency.

As shown in Figure 1, in this embodiment, the shaft end retaining ring 1 is fixedly connected to the output shaft of the motor 7 through a screw 2 and a cylindrical pin 3, the screw 2 plays a positioning role, and the cylindrical pin 3 is used to lock the shaft end retainer The ring 1 can prevent the phenomenon that the shaft end stop ring 1 is rotated with the output shaft of the motor 7 and the screw 2 falls off.

The utility model is suitable for pruning branches of jujube trees with high hardness and low brittleness, can be conveniently connected to a vehicle-mounted fruit tree pruning machine, and is suitable for rapid pruning of large-area orchards. When the utility model is in use, the fixed cutter head 10 is fixed, and the rotary cutter head 11 rotates with the output shaft of the motor 7, and the branches are trimmed by the pruning area formed by the rotating cutter teeth 13 and the fixed cutter teeth 12, mainly by the pruning tool The rotary motion of the tree branch is pruned, which effectively avoids the phenomenon that the branches will deflect to both sides with the feed of the tool during the previous pruning operation. It has changed that the previous fruit tree pruning tool mainly relies on the reciprocating movement of the tool to drive the two sides of the pruning tool. The current technical status of the rectangular teeth meshing with each other to cut the branches makes up for the deficiency of the previous pruning tool for pruning the branches with reciprocating motion.

The above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any simple modifications, changes and equivalent structural changes made to the above embodiments according to the technical essence of the present utility model still belong to Within the scope of protection of the technical solution of the utility model.

Claims (10)

1. A pruning cutter for a vehicle-mounted fruit tree pruning machine, characterized in that it includes a vertically arranged motor (7) and a fixed cutter head (10) that is sequentially set on the output shaft of the motor (7) from top to bottom and a rotary cutter head (11), the geometric center of the fixed cutter head (10) is provided with a bearing (14) for installing and supporting the output shaft of the motor (7), and the rotary cutter head (11) is connected to the The output shaft of the motor (7) is fixedly connected, and the upper end of the fixed cutterhead (10) is fixedly connected with a cutter connecting frame (6) for connecting the pruning cutter to the vehicle-mounted fruit tree trimmer, and the fixed cutterhead ( 10) is evenly provided with a plurality of fixed knife teeth (12) on the outer edge, each of the fixed knife teeth (12) has a blade on the side facing away from the rotation direction of the motor (7), and the rotating knife One or more rotating cutter teeth (13) are uniformly arranged on the outer edge of the disc (11), and each rotating cutter tooth (13) has a blade on the side facing the rotation direction of the motor (7). 2. A pruning tool for a vehicle-mounted fruit tree pruning machine according to claim 1, characterized in that: the bottom end of the rotary cutter head (11) is provided with an end fixed to the end of the output shaft of the motor (7). Connected shaft end ring (1). 3. A pruning tool for a vehicle-mounted fruit tree pruning machine according to claim 1, characterized in that: a section of the motor (7) output shaft located between the fixed cutter head (10) and the rotary cutter head (11) The upper sleeve has a circlip (5). 4. A pruning tool for a vehicle-mounted fruit tree pruning machine according to claim 1, characterized in that: the output shaft of a motor (7) located at the upper end of the fixed cutter head (10) is connected with a (10) Double round nuts (8) for axial movement. 5. A pruning tool for a vehicle-mounted fruit tree pruning machine according to any one of claims 1 to 4, characterized in that: the rotary cutter head (11) communicates with the motor (7) through the key (4) ) The output shaft is fixedly connected. 6. A pruning tool for a vehicle-mounted fruit tree pruning machine according to any one of claims 1 to 4, characterized in that: the tool connecting frame (6) is erected on the motor (7) in a cross shape ), the tool connecting frame (6) is fixedly connected to the upper end of the fixed cutter head (10) through a hex bolt (9). 7. A pruning tool for a vehicle-mounted fruit tree pruning machine according to any one of claims 1 to 4, characterized in that: the shape of the outer contour of the fixed knife teeth (12) and the shape of the rotating knife teeth (12) 13) The shape of the outer contour is arc-shaped. 8. A pruning tool for a vehicle-mounted fruit tree pruning machine according to any one of claims 1 to 4, characterized in that: the shape of the fixed cutter head (10) and the shape of the rotary cutter head (11) The shapes are all circular, the radius of the rotating cutter head (11) is smaller than the radius of the fixed cutter head (10), and the rotating cutter teeth (13) along the radial direction of the rotating cutter head (11) The length is less than the length of the fixed knife teeth (12). 9. A pruning tool for a vehicle-mounted fruit tree pruning machine according to any one of claims 1 to 4, characterized in that: the number of the fixed knife teeth (12) is 4 to 12, and the rotating The number of knife teeth (13) is 1-4. 10. A pruning tool for a vehicle-mounted fruit tree pruning machine according to claim 2, characterized in that: the shaft end retaining ring (1) is connected to the motor (7) through a screw (2) and a cylindrical pin (3) ) The output shaft is fixedly connected.

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