Forestry grafting shearing device

Abstract

The utility model belongs to the field of pruning tools, and particularly relates to a forestry grafting shearing device which comprises a seat body, a first handle, a first tool bit, a second handle and a second tool bit, the first handle and the first tool bit are fixedly connected to the two ends of the seat body, and the second tool bit is located on the side face of the first tool bit; a belt wheel and a transmission wheel are rotationally connected to the interior of the seat body, a rotating shaft is rotationally connected to the middle of the belt wheel, a ratchet wheel is installed at the rotating joint of the rotating shaft and the belt wheel, the second handle is fixedly connected with the rotating shaft, a belt is installed between the belt wheel and the transmission wheel, and the transmission wheel is fixedly connected with the second tool bit. By means of the structural arrangement, branches are trimmed by continuously opening and closing the first handle and the second handle, so that a worker can conveniently cut off thicker and harder branches, and the device can be conveniently used by the worker.

Description

TECHNICAL FIELD

[0001] The utility model relates to a pruning tool field, concretely is a forestry grafting shearing device. BACKGROUND

[0002] Plant grafting is an artificial propagation method, which involves grafting a branch or bud (called scion) of one plant onto the stem or root (called stock) of another plant, so that the two parts grafted together grow into a complete plant.

[0003] At present, in the prior art, before grafting, the staff needs to use scissors to cut some branches on the plant to prepare scions for subsequent grafting. Grafting can continuously propagate and preserve the genetic characteristics of the original variety. By selecting a suitable stock, grafting can improve the cold resistance, drought resistance and disease and pest resistance of the new plant.

[0004] However, in use, the existing scissors are difficult to cut thicker and harder branches, which is inconvenient for the staff to use. Therefore, a forestry grafting shearing device is proposed to solve the above problems. UTILITY MODEL CONTENT

[0005] In order to make up for the deficiencies of the prior art and solve at least one technical problem raised in the background art, the utility model provides a forestry grafting shearing device.

[0006] The utility model solves the technical problems by adopting the following technical scheme: the utility model discloses a forestry grafting shearing device, which comprises a seat body, a first handle, a first cutter head, a second handle and a second cutter head, the first handle and the first cutter head are fixedly connected at both ends of the seat body, and the second cutter head is located on the side of the first cutter head; a belt wheel and a transmission wheel are rotatably connected in the seat body, a rotating shaft is rotatably connected in the middle of the belt wheel, a ratchet wheel is installed at the rotatable connection between the rotating shaft and the belt wheel, the second handle and the rotating shaft are fixedly connected, a belt is installed between the belt wheel and the transmission wheel, and the transmission wheel and the second cutter head are fixedly connected.

[0007] Preferably, the transmission wheel comprises a wheel body and a plurality of adjusting wheels, the wheel body is rotatably connected in the seat body, the second cutter head and the wheel body are fixedly connected, a plurality of adjusting wheels are slidably connected in the wheel body, a plurality of adjusting wheels are arranged in an annular array, and an adjusting assembly is installed in the middle of the wheel body.

[0008] Preferably, the adjusting assembly comprises a first screw rod, a connecting rod and a nut, a through hole is formed in the middle of the wheel body, the first screw rod is rotatably connected in the through hole, the nut is threadedly connected on the first screw rod, the nut and the through hole are slidably connected, one end of the connecting rod is hinged to the adjusting wheel, and the end of the connecting rod is hinged to the surface of the nut.

[0009] Preferably, sliding blocks are fixed to both ends of the adjusting wheel, and sliding rails are fixed to the inner wall of the wheel body at positions corresponding to the sliding blocks, and the sliding rails and the sliding blocks are in sliding connection.

[0010] Preferably, a second screw is threadedly connected to the seat body, the end of the second screw is rotatably connected with a support, and a tension pulley is rotatably connected to the support and located opposite the belt.

[0011] Preferably, a plurality of guide rods are fixed to the support, the guide rods pass through the side wall of the seat body and are in sliding connection with the side wall.

[0012] The utility model discloses the beneficial effect that:

[0013] 1. The utility model discloses a seat body, first tool bit, second tool bit, first handle, second handle, pivot, belt, belt and transmission wheel are set, when using, the branch is inserted between first tool bit and second tool bit, and the first handle and second handle are folded, and the second handle rotates through the pivot and pulley, and then the first handle and second handle are opened, and the ratchet wheel is installed between the pivot and pulley, and counterclockwise rotation cannot drive the pulley to rotate, and the first handle and second handle are opened and closed to make the pulley make the transmission wheel and second tool bit rotate through the belt, and the pulley is smaller than the transmission wheel, to finish the pruning of branch, and the first handle and second handle are opened and closed to realize the pruning of branch, so that the staff can conveniently cut the thicker and harder branch, and the staff can conveniently use.

[0014] 2. The utility model discloses a sliding block and sliding rail are set, when using, the sliding block is installed at the both ends of the adjusting wheel, and the sliding block can slide on the sliding rail, so that the moving stability of the adjusting wheel can be improved, and the belt transmission is facilitated. ACCURATE DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained without paying creative labor.

[0016] Figure 1 It is the structural schematic diagram of the utility model;

[0017] Figure 2 It is the three-dimensional structural schematic diagram of the utility model;

[0018] Figure 3 It is the seat body sectional structure schematic diagram of the utility model;

[0019] Figure 4 Figure is the structure diagram of the transmission wheel and pulley of the utility model;

[0020] Figure 5 Figure is the structure diagram of the seat body of the utility model.

[0021] In the figure: 11, seat body; 12, first cutter head; 13, second cutter head; 14, first handle; 15, second handle; 16, rotating shaft; 17, pulley; 18, belt; 21, wheel body; 22, adjusting wheel; 31, through hole; 32, first screw rod; 33, nut; 34, connecting rod; 41, sliding rail; 42, sliding block; 51, second screw rod; 52, support; 53, tension pulley; 6, guide rod; 7, missing slot. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] The specific embodiments are given below.

[0024] Please refer to Figures 1-5 As shown in the figure, a forestry grafting shearing device, including seat body 11, first handle 14, first cutter head 12, second handle 15 and second cutter head 13, the first handle 14 and first cutter head 12 are fixedly connected at both ends of seat body 11, the second cutter head 13 is located at the side of first cutter head 12; the inside of seat body 11 is rotatably connected with pulley 17 and transmission wheel, the middle part of pulley 17 is rotatably connected with rotating shaft 16, the rotating connection part of rotating shaft 16 and pulley 17 is installed with ratchet wheel, the second handle 15 and rotating shaft 16 are fixedly connected, the pulley 17 and transmission wheel are installed with belt 18, the transmission wheel and second cutter head 13 are fixedly connected;

[0025] In use, the branch is inserted between the first cutter head 12 and the second cutter head 13, the first handle 14 and the second handle 15 are closed, the second handle 15 is rotated through the rotating shaft 16 and the belt wheel 17, then the first handle 14 and the second handle 15 are opened, the rotating shaft 16 and the belt wheel 17 are provided with a ratchet, counterclockwise rotation cannot drive the belt wheel 17 to rotate, the first handle 14 and the second handle 15 are continuously opened and closed, so that the belt wheel 17 drives the transmission wheel and the second cutter head 13 to rotate through the belt 18, the belt wheel 17 is smaller than the transmission wheel, so as to complete the pruning of the branch. According to the above structure, the pruning of the branch is realized by continuously opening and closing the first handle 14 and the second handle 15, so that the staff can conveniently cut off thicker and harder branches, and the staff can conveniently use.

[0026] Further, as shown in Figures 4-5 the transmission wheel comprises a wheel body 21 and a plurality of adjusting wheels 22, the wheel body 21 is rotationally connected inside the seat body 11, the second cutter head 13 and the wheel body 21 are fixedly connected, a plurality of the adjusting wheels 22 are slidingly connected inside the wheel body 21, a plurality of the adjusting wheels 22 are arranged in an annular array, and an adjusting assembly is installed at the middle part of the wheel body 21; the adjusting assembly comprises a first screw 32, a connecting rod 34 and a nut 33, a through hole 31 is formed in the middle part of the wheel body 21, the first screw 32 is rotationally connected inside the through hole 31, the nut 33 is threadedly connected on the first screw 32, the nut 33 and the through hole 31 are slidingly connected, one end of the connecting rod 34 is hingedly connected with the adjusting wheel 22, and the end of the connecting rod 34 is hingedly connected with the surface of the nut 33.

[0027] In this embodiment, in use, the transmission wheel is composed of the wheel body 21 and the adjusting wheel 22, the belt 18 is sleeved on the belt wheel 17 and the plurality of adjusting wheels 22, so as to drive the wheel body 21, the second cutter head 13 is driven by the above structure, the first screw 32 is rotated, the nut 33 is moved by the rotation of the first screw 32, the adjusting wheel 22 is moved by the nut 33 through the connecting rod 34, so as to adjust the position of the adjusting wheel 22, and then adjust the transmission ratio of the adjusting wheel 22 and the belt wheel 17, so that the staff can conveniently adjust according to the thickness and hardness of the branch, and the staff can conveniently use.

[0028] Further, as shown in Figure 5 both ends of the adjusting wheel 22 are fixedly connected with a sliding block 42, the inner wall of the wheel body 21 is fixedly connected with a sliding rail 41 at a position corresponding to the sliding block 42, and the sliding rail 41 and the sliding block 42 are slidingly connected.

[0029] In use, the sliding block 42 is installed at both ends of the adjusting wheel 22, and the sliding block 42 can slide on the sliding rail 41, so as to improve the movement stability of the adjusting wheel 22 and facilitate the transmission of the belt 18.

[0030] Further, as shown in Figures 3-4 The second screw 51 is threadedly connected to the seat body 11, the end of the second screw 51 is rotatably connected to the support 52, the support 52 is rotatably connected to the tensioning wheel 53, the position of the tensioning wheel 53 corresponds to that of the belt 18; a plurality of guide rods 6 are fixedly connected to the support 52, the guide rods 6 penetrate the side wall of the seat body 11 and are slidably connected to the side wall;

[0031] In use, the staff can rotate the second screw 51, the second screw 51 drives the support 52 and the tensioning wheel 53 to move, the position of the tensioning wheel 53 corresponds to that of the belt 18, the belt 18 can be extruded by the movement of the tensioning wheel 53, so that the belt 18 is tensioned, the transmission is facilitated, the guide rods 6 are slidably connected to the seat body 11, and the stability of the movement of the tensioning wheel 53 is improved.

[0032] Further, as shown in Figure 1 The end of the first cutter head 12 and the end of the second cutter head 13 are provided with the notches 7, in use, the branches are attached to the notches 7, the first cutter head 12 and the second cutter head 13 are separated by pushing, and the first cutter head 12 and the second cutter head 13 are separated.

[0033] The working principle is that in use, the branch is inserted between the first cutter head 12 and the second cutter head 13, the first handle 14 and the second handle 15 are closed, the second handle 15 is rotated through the rotating shaft 16 and the belt wheel 17, then the first handle 14 and the second handle 15 are opened, the ratchet is installed between the rotating shaft 16 and the belt wheel 17, counterclockwise rotation cannot drive the belt wheel 17 to rotate, the first handle 14 and the second handle 15 are continuously opened and closed, so that the belt wheel 17 drives the transmission wheel and the second cutter head 13 to rotate through the belt 18, the belt wheel 17 is smaller than the transmission wheel, so as to complete the pruning of the branch, relying on the above structure, the pruning of the branch is realized by continuously opening and closing the first handle 14 and the second handle 15, so that the staff can conveniently cut off thicker and harder branches, and the staff can conveniently use, in use, the transmission wheel is composed of the wheel body 21 and the adjusting wheel 22, the belt 18 is sleeved on the belt wheel 17 and the plurality of adjusting wheels 22, so as to drive the wheel body 21, relying on the above setting to drive the second cutter head 13, by setting the rotating first screw 32, the first screw 32 rotates to drive the nut 33 to move, the nut 33 moves through the connecting rod 34 to drive the adjusting wheel 22 to move, so as to adjust the position of the adjusting wheel 22, and then adjust the transmission ratio of the adjusting wheel 22 and the belt wheel 17, so that the staff can conveniently adjust according to the thickness and hardness of the branch, and the staff can conveniently use, relying on the sliding block 42 installed at both ends of the adjusting wheel 22, the sliding block 42 can slide on the sliding rail 41, so as to improve the movement stability of the adjusting wheel 22, and conveniently drive the belt 18, the staff can rotate the second screw 51, the second screw 51 drives the support 52 and the tension pulley 53 to move, the position of the tension pulley 53 corresponds to the position of the belt 18, relying on the movement of the tension pulley 53 to extrude the belt 18, so as to tension the belt 18, and conveniently drive, relying on the setting of the guide rod 6, the guide rod 6 and the seat body 11 are slidingly connected, so as to improve the movement stability of the tension pulley 53.

[0034] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0035] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A forestry grafting cutting device, comprising a seat body (11), a first handle (14), a first cutter head (12), a second handle (15) and a second cutter head (13), the first handle (14) and the first cutter head (12) are fixedly connected at both ends of the seat body (11), and the second cutter head (13) is located at the side of the first cutter head (12); characterized in that: The inner part of the seat body (11) is rotatably connected with a belt wheel (17) and a transmission wheel, the middle part of the belt wheel (17) is rotatably connected with a rotating shaft (16), the rotating connection part of the rotating shaft (16) and the belt wheel (17) is provided with a ratchet wheel, the second handle (15) is fixedly connected with the rotating shaft (16), the belt wheel (17) and the transmission wheel are provided with a belt (18), and the transmission wheel is fixedly connected with the second tool bit (13). ​ 2. A forestry grafting cutting device according to claim 1, characterised in that: The transmission wheel comprises a wheel body (21) and a plurality of adjusting wheels (22), the wheel body (21) is rotatably connected in the seat body (11), the second tool bit (13) is fixedly connected with the wheel body (21), a plurality of the adjusting wheels (22) are slidably connected in the wheel body (21), a plurality of the adjusting wheels (22) are arranged in an annular array, and the middle part of the wheel body (21) is provided with an adjusting assembly.

3. A forestry grafting cutting device according to claim 2, wherein: The adjusting assembly comprises a first screw rod (32), a connecting rod (34) and a nut (33), the middle part of the wheel body (21) is provided with a through hole (31), the first screw rod (32) is rotatably connected in the through hole (31), the nut (33) is threadedly connected on the first screw rod (32), the nut (33) is slidably connected with the through hole (31), one end of the connecting rod (34) is hingedly connected with the adjusting wheel (22), and the end of the connecting rod (34) is hingedly connected with the surface of the nut (33).

4. A forestry grafting cutting device according to claim 3, wherein: Both ends of the adjusting wheel (22) are fixedly connected with a sliding block (42), the inner wall of the wheel body (21) is fixedly connected with a sliding rail (41) at a position corresponding to the sliding block (42), and the sliding rail (41) and the sliding block (42) are slidably connected.

5. A forestry grafting cutting device according to claim 4, wherein: The seat body (11) is threadedly connected with a second screw rod (51), the end of the second screw rod (51) is rotatably connected with a support (52), the support (52) is rotatably connected with a tension wheel (53), and the tension wheel (53) is located opposite to the belt (18).

6. A forestry grafting cutting device according to claim 5, wherein: A plurality of guide rods (6) are fixedly connected on the support (52), the guide rods (6) penetrate through the side wall of the seat body (11) and are slidably connected with the same.

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