CN212544911U

CN212544911U - Tree cutting machine for forestry

Info

Publication number: CN212544911U
Application number: CN201922364299.XU
Authority: CN
Inventors: 崔英宇; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2021-02-19
Anticipated expiration: 2029-12-25

Abstract

The utility model relates to a forestry construction technical field especially relates to a tree cutting machine for forestry. The to-be-solved technical problem of the utility model is inconvenient use. In order to solve the technical problem, the utility model provides a tree cutting machine for forestry, including the cutting case, the dead lever that cutting equipment removed and to promote both sides uses pivot B to promote the control lever to remove as the fulcrum, the control lever can be by the spacing removal of connecting rod B, the top of control lever promotes the arm through pivot D and is close to cutting equipment's direction, the pivot A that the arm passes through the bottom is by the spacing removal of connecting rod A, start cutting equipment and make its surface of cutting the tree, then because the arm has pressed from both sides tight the reason, artifical pulling cutting case's bottom makes this equipment carry out rotary cutting around the tree through the pulley, this design cuts trees through the principle of circular cutting, not only the cutting surface is even, and the inclination of control trees that can be convenient after the cutting prevents to be injured by pounding.

Description

Tree cutting machine for forestry

Technical Field

The utility model relates to a forestry construction technical field specifically is a tree cutting machine for forestry.

Background

The traditional tree cutting machine is carried out by utilizing large-scale mechanical equipment, and on mountains with severe partial environments, the traditional mechanical equipment cannot enter, the efficiency of the common electric saw is lower, the safety hazard is caused, and the tree cutting machine is quite inconvenient to use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a tree cutting machine for forestry has solved the problem of inconvenient use.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a tree cutting machine for forestry comprises a cutting box, wherein a fixed block and cutting equipment are sleeved inside the cutting box, a threaded rod is connected to the inner thread of the fixed block, the top of the threaded rod is sleeved with a bearing at the bottom of the cutting equipment, the bottom of the threaded rod penetrates through the inner wall at the bottom of the cutting box and extends to the outside of the inner wall and is fixedly connected with a rotating handle, the inner walls at the front side and the rear side of the cutting box are fixedly installed through four supporting rods, a connecting rod A and a connecting rod B are respectively sleeved on the surfaces of the four supporting rods, fixing rods are fixedly installed on the left side and the right side of the cutting equipment, the other end of the connecting rod A penetrates through the side surface of the cutting box and extends to the outside of the cutting box and is sleeved with a rotating shaft A, the other end of the fixing rod penetrates through the side surface of the cutting box and extends to the outside of the cutting, the mechanical arm is sleeved on the surface of the rotating shaft A, the rotating shaft D is sleeved at the bottom of the mechanical arm, the rotating shaft D, the rotating shaft C and the rotating shaft B are fixedly connected through a control rod, the inner walls of the front side and the rear side of the mechanical arm are fixedly connected through four metal rods, and pulleys are sleeved on the surfaces of the metal rods.

Further preferably, the rotating shaft A is located on the right side of the rotating shaft D, and the front side and the rear side of the rotating shaft A and the rotating shaft D are fixedly installed on the inner wall of the mechanical arm.

Further preferably, the four support rods are respectively located at two sides of the cutting device, and the connecting rod a is located above the connecting rod B.

Further preferably, the rotating shaft C is located between the rotating shaft D and the rotating shaft B, and the rotating shaft C is located at a position above the middle of the control rod.

Further preferably, the diameter of the bottom of the cutting box is two thirds of the diameter of the top, and the side surface of the cutting box is provided with a waist groove.

Further preferably, the mechanical arm is in a curve shape, and a soft rubber layer is embedded on the surface of the pulley.

(III) advantageous effects

The utility model provides a tree cutting machine for forestry possesses following beneficial effect:

(1) the waist is clamped in the waist groove, the front side handle is held by the left hand, the control threaded rod is rotated by the right hand, the threaded rod is connected with the fixed block in a threaded manner when rotating, the threaded rod can move upwards and push the cutting equipment to move, the cutting equipment can push the fixed rods on two sides to push the control rod to move by taking the rotating shaft B as a fulcrum when moving, the control rod can be moved in a limiting manner by the connecting rod B, the top of the control rod pushes the mechanical arm to approach to the cutting equipment through the rotating shaft D, the mechanical arm is moved in a limiting manner by the connecting rod A through the rotating shaft A at the bottom, the cutting equipment is started to cut the surface of a tree, then the mechanical arm is clamped, the bottom of the cutting box is manually pulled to enable the equipment to rotate and cut around the tree through a pulley, the design cuts the tree through the circular cutting principle, the cutting surface is uniform, and the inclination angle of the tree can be, the operation is very convenient, and the safety of forestry workers is greatly improved.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a side view of the present invention structural robot arm.

In the figure: 1 cutting box, 2 threaded rods, 3 fixed blocks, 4 rotating handles, 5 rotating shafts A, 6 connecting rods A, 7 supporting rods, 8 cutting devices, 9 mechanical arms, 10 fixed rods, 11 rotating shafts B, 12 control rods, 13 connecting rods B, 14 rotating shafts C, 15 rotating shafts D, 16 pulleys and 17 metal rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a tree cutting machine for forestry comprises a cutting box 1, the bottom diameter of the cutting box 1 is two thirds of the top diameter, a waist groove is formed in the side surface of the cutting box 1, the waist groove is designed to prevent forestry workers from being easily resisted by equipment when the forestry workers use the tree cutting machine, the tree cutting machine is very convenient to use, a fixed block 3 and a cutting device 8 are sleeved in the cutting box 1, the internal thread of the fixed block 3 is connected with a threaded rod 2, the top of the threaded rod 2 is sleeved with a bearing at the bottom of the cutting device 8, the bottom of the threaded rod 2 penetrates through the inner wall at the bottom of the cutting box 1 and extends to the outside of the inner wall and is fixedly connected with a rotating handle 4, the inner walls at the front side and the rear side of the cutting box 1 are fixedly installed through four supporting rods 7, the four supporting rods 7 are respectively positioned at the two sides of the cutting device 8, and a6 is positioned, the surfaces of the four support rods 7 are respectively sleeved with a connecting rod A6 and a connecting rod B13, the left side and the right side of the cutting device 8 are fixedly provided with a fixing rod 10, the other end of the connecting rod A6 penetrates through the side surface of the cutting box 1 and extends to the outside of the cutting box and is sleeved with a rotating shaft A5, the rotating shaft A5 is positioned at the right side of the rotating shaft D15, the front side and the rear side of the rotating shaft A5 and the rotating shaft D15 are fixedly arranged on the inner wall of the mechanical arm 9, the design can effectively enable the mechanical arm 9 to better clamp the surface of a tree for cutting, the other end of the connecting rod B13 penetrates through the side surface of the cutting box 1 and extends to the outside of the cutting box and is sleeved with a rotating shaft C14, the rotating shaft C14 is positioned between the rotating shaft D15 and the rotating shaft B11, and the rotating shaft C14 is positioned at an upper middle position of the control rod 12, the design can prevent the mechanical arm 9 from being, pivot A5's the surperficial cover machinery has arm 9, arm 9 is the curvilinear figure, and pulley 16 inlay on the surface has soft rubber layer, the tight tree of clamp that this design can be better just can prevent the landing, pivot D15 has been cup jointed to the bottom of arm 9, pivot D15, pivot C14 and pivot B11 pass through control lever 12 fixed connection, the inner wall of arm 9 front and back both sides is through four metal pole 17 fixed connection, metal pole 17 has cup jointed pulley 16 on the surface.

The working principle is as follows: with waist card in the waist inslot, the front side handle is held to the left hand, the right hand is rotated and is changeed 4 control threaded rod 2 rotatoryly, threaded rod 2 is because with fixed block 3 threaded connection when rotatory, shown threaded rod 2 can the rebound and promote cutting equipment 8 and remove, cutting equipment 8 removes dead lever 10 that can promote both sides and uses pivot B11 to promote control lever 12 and remove as the fulcrum, control lever 12 can be by connecting rod B13 spacing removal, the top of control lever 12 promotes through pivot D15 that arm 9 is close to the direction of cutting equipment 8, arm 9 is by connecting rod A6 spacing removal through the pivot A5 of bottom, start cutting equipment 8 and make its surface of cutting the tree, then because arm 9 has pressed from both sides tight the reason, the manual work pulls the bottom of cutting box 1 and makes this equipment carry out rotary cutting around the tree through pulley 16.

Claims

1. The utility model provides a trees cutting machine for forestry, includes cutting case (1), its characterized in that: fixed block (3) and cutting equipment (8) have been cup jointed to the inside of cutting case (1), the internal thread of fixed block (3) is connected with threaded rod (2), the top of threaded rod (2) and the bearing of cutting equipment (8) bottom cup joint, the inner wall of cutting case (1) bottom is passed and the inner wall of extending to its outside and changeing (4) fixed connection to threaded rod (2), the inner wall of cutting case (1) front and back both sides is through four bracing piece (7) fixed mounting, connecting rod A (6) and connecting rod B (13) have been cup jointed respectively to the surface of four bracing pieces (7), the equal fixed mounting in left and right sides of cutting equipment (8) has dead lever (10), the other end of connecting rod A (6) passes the side surface of cutting case (1) and extends to its outside and has cup jointed pivot A (5), the other end of connecting rod B (13) passes the side surface of cutting case (1) and extends to its outside and overlaps It has pivot C (14) to connect, the other end of dead lever (10) passes the side surface of cutting case (1) and extends to its outside and has cup jointed pivot B (11), the surperficial cover of pivot A (5) has mechanical arm (9), pivot D (15) have been cup jointed to the bottom of mechanical arm (9), pivot D (15), pivot C (14) and pivot B (11) pass through control lever (12) fixed connection, the inner wall of both sides passes through four metal poles (17) fixed connection around mechanical arm (9), the pulley (16) have been cup jointed on the surface of metal pole (17).

2. The tree cutting machine for forestry as claimed in claim 1, wherein: the rotating shaft A (5) is located on the right side of the rotating shaft D (15), and the front side and the rear side of the rotating shaft A (5) and the rotating shaft D (15) are fixedly installed on the inner wall of the mechanical arm (9).

3. The tree cutting machine for forestry as claimed in claim 1, wherein: the four support rods (7) are respectively positioned at two sides of the cutting equipment (8), and the connecting rod A (6) is positioned above the connecting rod B (13).

4. The tree cutting machine for forestry as claimed in claim 1, wherein: the rotating shaft C (14) is located between the rotating shaft D (15) and the rotating shaft B (11), and the rotating shaft C (14) is located on the upper portion of the middle of the control rod (12).

5. The tree cutting machine for forestry as claimed in claim 1, wherein: the diameter of the bottom of the cutting box (1) is two thirds of the diameter of the top, and a waist groove is formed in the side surface of the cutting box (1).

6. The tree cutting machine for forestry as claimed in claim 1, wherein: the mechanical arm (9) is in a curve shape, and a soft rubber layer is embedded on the surface of the pulley (16).