CN213073663U

CN213073663U - Winter shearing machine

Info

Publication number: CN213073663U
Application number: CN202020927466.7U
Authority: CN
Inventors: 刘毅; 阎世国; 王廷发; 毕荣多; 张鹏
Original assignee: Zhongke Lenong Intelligent Equipment Research Institute Qingdao Co ltd
Current assignee: Zhongke Lenong Intelligent Equipment Research Institute Qingdao Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-04-30
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses a winter pruning machine, which utilizes blades which are longitudinally and alternately arranged to prune a grape vine, and comprises a bracket, a first knife rest, a second knife rest and a knife rest opening and closing mechanism, wherein one end of the first knife rest is rotatably connected with one end of the bracket, one end of the second knife rest is rotatably connected with the other end of the bracket; the tool rest opening and closing mechanism comprises an opening and closing oil cylinder; the fixed end of the opening and closing oil cylinder is rotatably connected with one end of the first tool rest far away from the support, and the movable end of the opening and closing oil cylinder is rotatably connected with one end of the second tool rest far away from the support; the opening and closing mechanism is simple, low in cost and convenient to operate.

Description

Winter shearing machine

Technical Field

The utility model relates to a technical field is protected to the grape garden, concretely relates to winter pruning machine.

Background

The grape winter pruning machine is a device capable of pruning branches of grapes in the dormancy stage, adjusting tree shapes and clearing diseased branches and rotten leaves.

The winter pruning machine in the prior art has the disadvantages of complex structure, high cost and inconvenient operation.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a winter pruning machine.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a winter pruning machine utilizes blades which are longitudinally and alternately arranged to prune a grape vine, and comprises a bracket, a first knife rest, a second knife rest and a knife rest opening and closing mechanism, wherein one end of the first knife rest is rotatably connected with one end of the bracket; the tool rest opening and closing mechanism comprises an opening and closing oil cylinder; the fixed end of the opening and closing oil cylinder is connected with one end, far away from the support, of the first tool rest in a rotatable mode, and the moving end of the opening and closing oil cylinder is connected with one end, far away from the support, of the second tool rest in a rotatable mode.

The second tool rest is fixedly provided with an extension mechanism which extends towards the direction far away from the opening and closing oil cylinder; one end of the adjusting screw rod is rotatably connected with one end, far away from the opening and closing oil cylinder, of the extension mechanism, the connection point is A1, the other end of the adjusting screw rod is rotatably connected with the first tool rest, the connection point is A, the connection point of the first tool rest and the support is B, and the connection point of the second tool rest and the support is B1; the connection point of the opening and closing oil cylinder and the first support is C, and the connection point of the opening and closing oil cylinder and the second knife rest is C1; in the horizontal direction, the point a is located between the points B and C, and the point B1 is located between the points a1 and C1.

The device comprises a first blade mounting shaft and a second blade mounting shaft which are vertically arranged, wherein the first blade mounting shaft is rotatably connected with a first cutter frame, the second blade mounting shaft is rotatably connected with a second cutter frame, the first blade mounting shaft is provided with a plurality of layers of first blades from top to bottom, and the second blade mounting shaft is provided with a plurality of layers of second blades from top to bottom; when the winter pruning machine is in a working state, the first knife rest and the second knife rest can be close to each other, and the first knife blade and the second knife blade are provided with overlapped parts in the horizontal direction and are arranged in a staggered mode in the vertical direction.

Furthermore, a first protective frame is fixedly arranged on the outer side of the first knife rest, and a second protective frame is fixedly arranged on the outer side of the second knife rest.

Further, still including transversely set up and with support fixed connection's head rod, vertical setting and can follow the gliding second connecting rod of head rod, with connection pad and the gesture adjustment mechanism that the second connecting rod is connected with rotatable mode, gesture adjustment mechanism include with connection pad fixed connection's first connecting plate, with second connecting rod fixed connection's second connecting plate and adjusting cylinder, adjusting cylinder's stiff end is connected with rotatable mode with first connecting plate, adjusting cylinder's removal end is connected with rotatable mode with the second connecting plate.

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

1. the opening and closing mechanism is simple and has low cost; by utilizing the principle of a link mechanism, the symmetry and the opening and closing distance of the two tool rests can be adjusted by adjusting the screw rod.

2. The outside of knife rest is provided with the protection frame, can prevent that the operation personnel from touchhing the blade and be injured, also can prevent that its blade from being collided with by other objects simultaneously at the winter shears transportation.

Drawings

FIG. 1 is a top view of a first tool holder and a second tool holder of the present invention;

fig. 2 is a schematic structural view of the first protective frame and the second protective frame of the present invention;

fig. 3 is a schematic view of the position of the connecting point A, A1 of the lead screw and other components of the present invention;

fig. 4 is a schematic structural view of the first blade and the second blade of the present invention arranged in a staggered manner;

FIG. 5 is a schematic overall structure of the present invention;

fig. 6 is a schematic structural view of the first connecting plate and the second connecting plate of the present invention.

Detailed Description

A preferred embodiment of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 and 3, a winter pruning machine for pruning grapevines by using blades which are longitudinally and alternately arranged comprises a bracket 1, a first knife rest 2, one end of which is rotatably connected with one end of the bracket, a second knife rest 3 and a knife rest opening and closing mechanism, wherein one end of the second knife rest 3 is rotatably connected with the other end of the bracket; the tool rest opening and closing mechanism comprises an opening and closing oil cylinder 5; the fixed end of the opening and closing oil cylinder is connected with one end, far away from the support, of the first tool rest in a rotatable mode, and the moving end of the opening and closing oil cylinder is connected with one end, far away from the support, of the second tool rest in a rotatable mode.

The opening and closing oil cylinder is provided with a cylinder body and a piston rod capable of performing linear motion relative to the cylinder body, the cylinder body is the fixed end, and the piston rod is the moving end.

The first knife rest and the second knife rest can rotate relative to the support, a piston rod of the opening and closing oil cylinder contracts, the first knife rest and the second knife rest are close to each other in the rotating process, the winter pruning machine is in a working state, and the branches and tendrils of the grape vines can be pruned by utilizing the blades which are longitudinally and alternately arranged; a piston rod of the opening and closing oil cylinder extends out, the first knife rest and the second knife rest are far away from each other in the rotating process, and the winter pruning machine is in a non-working state at the moment; the opening and closing mechanism is simple, low in cost and convenient to maintain.

As shown in fig. 1 and 3, the device further comprises an adjusting screw rod 4, and an extension mechanism 31 extending towards a direction far away from the opening and closing oil cylinder is fixedly arranged on the second tool rest; one end of the adjusting screw rod is rotatably connected with one end, far away from the opening and closing oil cylinder, of the extension mechanism, the connection point is A1, the other end of the adjusting screw rod is rotatably connected with the first tool rest, the connection point is A, the connection point of the first tool rest and the support is B, and the connection point of the second tool rest and the support is B1; the connection point of the opening and closing oil cylinder and the first support is C, and the connection point of the opening and closing oil cylinder and the second knife rest is C1; in the horizontal direction, the point a is located between the points B and C, and the point B1 is located between the points a1 and C1.

The rotation of the first tool rest and the second tool rest is controlled by the opening and closing oil cylinder, so that the rotation angles of the two tool rests are different, the first tool rest and the second tool rest are in an asymmetric state, and the operation efficiency is influenced.

At the connecting points A, A1, B, B1, C, C1, the related components are all connected in a rotatable manner, the included angle between the first knife rest and the front-back direction is alpha, the included angle between the second knife rest and the front-back direction is beta, when the opening and closing oil cylinder pushes the two knife rests to work, alpha is not equal to beta, the overlap ratio of the blades is low, and the working efficiency is low.

The length of the adjusting screw rod can be adjusted when the adjusting screw rod rotates.

If alpha is larger than beta, the second tool rest is enabled to be fixed, the adjusting screw rod is rotated to enable the length of the second tool rest to be increased, an included angle formed by the first tool rest and the front-back direction is correspondingly reduced, and the adjusting screw rod is continuously rotated to enable alpha to be beta.

If α < β, the adjustment method is the same as above.

The adjusting screw rod can also control the opening and closing distance of the first tool rest and the second tool rest.

When the adjusting screw rod is pushed leftwards, the first cutter frame rotates outwards around the point B1, the second cutter frame rotates outwards around the point B1, and the opening and closing distance between the first cutter frame and the second cutter frame is increased.

When the adjusting screw rod is pushed rightwards, the first tool rest rotates inwards around a point B1, the second tool rest rotates inwards around a point B1, and the opening and closing distance between the first tool rest and the second tool rest is reduced.

Different opening and closing distances can adapt to the opening and closing oil cylinders with different sizes.

The point A is positioned between the point B and the point C, the point A is not required to be positioned on a connecting line of the point B and the point C, and the point A is only required to be positioned in an area between the point B and the point C and can complete the function; the requirement that the point B1 lies between the points a1 and C1 is the same.

As shown in fig. 4, the cutter head comprises a first blade mounting shaft 23 and a second blade mounting shaft 33 which are vertically arranged, the first blade mounting shaft is rotatably connected with the first blade carrier 2, the second blade mounting shaft is rotatably connected with the second blade carrier 3, the first blade mounting shaft is provided with a plurality of layers of first blades 24 from top to bottom, and the second blade mounting shaft is provided with a plurality of layers of second blades 34 from top to bottom; when the winter pruning machine is in a working state, the first knife rest and the second knife rest can be close to each other, and the first knife blade and the second knife blade are provided with overlapped parts in the horizontal direction and are arranged in a staggered mode in the vertical direction.

As shown in fig. 2, a first protective frame 22 is fixedly arranged on the outer side of the first tool holder 2, and a second protective frame 32 is fixedly arranged on the outer side of the second tool holder 3.

The outside of knife rest is provided with the protection frame, prevents that the operation personnel from touchhing the blade and be injured, also can prevent that its blade from being collided with by other objects simultaneously in the winter shears transportation.

The height of the first guard frame should be at least greater than the overall height of the first blade and the height of the second guard frame should be at least greater than the overall height of the second blade.

As shown in fig. 5 and 6, the device further comprises a first connecting rod 61 which is horizontally arranged and fixedly connected with the bracket, a second connecting rod 62 which is vertically arranged and can slide along the first connecting rod, a connecting disc 63 which is rotatably connected with the second connecting rod, and an attitude adjusting mechanism 64 which comprises a first connecting plate 641 which is fixedly connected with the connecting disc, a second connecting plate 642 which is fixedly connected with the second connecting rod, and an adjusting cylinder 643, wherein the fixed end of the adjusting cylinder is rotatably connected with the first connecting plate, and the moving end of the adjusting cylinder is rotatably connected with the second connecting plate.

The winter pruning machine is connected to a tractor or other power equipment for operation, and the connecting disc is used for being connected with the tractor. The pruning operation under the different condition needs the winter shears in different postures, and posture adjusting device is used for adjusting the inclination of winter shears to adapt to different pruning demands.

The second connecting rod can transversely slide along the first connecting rod, and the distance between the first tool rest and the tractor equipment, the distance between the second tool rest and the tractor equipment and the distance between the second tool rest and the tractor equipment can be adjusted.

The adjusting oil cylinder is provided with a cylinder body and a piston rod capable of performing linear motion relative to the cylinder body, the cylinder body is the fixed end, and the piston rod is the moving end.

When the piston of the adjusting oil cylinder extends out, the second connecting rod rotates rightwards; when the piston rod of the adjusting oil cylinder is retracted, the second connecting rod rotates leftwards; the posture of the winter pruning machine can be adjusted when the second connecting rod rotates.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A winter pruning machine is characterized by comprising a bracket (1), a first knife rest (2) with one end rotatably connected with one end of the bracket, a second knife rest (3) with one end rotatably connected with the other end of the bracket and a knife rest opening and closing mechanism, wherein the first knife rest (2) is arranged on the bracket in a longitudinal staggered manner; the tool rest opening and closing mechanism comprises an opening and closing oil cylinder (5); the fixed end of the opening and closing oil cylinder is connected with one end, far away from the support, of the first tool rest in a rotatable mode, and the moving end of the opening and closing oil cylinder is connected with one end, far away from the support, of the second tool rest in a rotatable mode.

2. The winter pruning machine of claim 1, wherein: the second tool rest is fixedly provided with an extension mechanism (31) extending towards the direction far away from the opening and closing oil cylinder; one end of the adjusting screw rod is rotatably connected with one end, far away from the opening and closing oil cylinder, of the extension mechanism, the connection point is A1, the other end of the adjusting screw rod is rotatably connected with the first tool rest, the connection point is A, the connection point of the first tool rest and the support is B, and the connection point of the second tool rest and the support is B1; the connection point of the opening and closing oil cylinder and the first support is C, and the connection point of the opening and closing oil cylinder and the second knife rest is C1; in the horizontal direction, the point a is located between the points B and C, and the point B1 is located between the points a1 and C1.

3. The winter pruning machine of claim 1, wherein: the device comprises a first blade mounting shaft (23) and a second blade mounting shaft (33) which are vertically arranged, wherein the first blade mounting shaft is rotatably connected with a first cutter frame (2), the second blade mounting shaft is rotatably connected with a second cutter frame (3), a plurality of layers of first blades (24) are mounted on the first blade mounting shaft from top to bottom, and a plurality of layers of second blades (34) are mounted on the second blade mounting shaft from top to bottom; when the winter pruning machine is in a working state, the first knife rest and the second knife rest can be close to each other, and the first knife blade and the second knife blade are provided with overlapped parts in the horizontal direction and are arranged in a staggered mode in the vertical direction.

4. The winter pruning machine of claim 3, wherein: the outer side of the first knife rest (2) is fixedly provided with a first protective frame (22), and the outer side of the second knife rest (3) is fixedly provided with a second protective frame (32).

5. The winter pruning machine of claim 1, wherein: the device is characterized by further comprising a first connecting rod (61) which is transversely arranged and is fixedly connected with the support, a second connecting rod (62) which is vertically arranged and can slide along the first connecting rod, a connecting disc (63) which is rotatably connected with the second connecting rod and an attitude adjusting mechanism (64), wherein the attitude adjusting mechanism comprises a first connecting plate (641) which is fixedly connected with the connecting disc, a second connecting plate (642) which is fixedly connected with the second connecting rod and an adjusting oil cylinder (643), the fixed end of the adjusting oil cylinder is rotatably connected with the first connecting plate, and the moving end of the adjusting oil cylinder is rotatably connected with the second connecting plate.