CN216931212U

CN216931212U - Forestry reaps aircraft nose

Info

Publication number: CN216931212U
Application number: CN202220701023.5U
Authority: CN
Inventors: 韦尚展
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-07-12
Anticipated expiration: 2032-03-28

Abstract

The utility model discloses a forestry harvesting machine head which comprises a rear cover and a length measuring assembly, wherein a front cover is arranged on one side of the rear cover, an oil tank is arranged at one end of the front cover, which is far away from the rear cover, and the rear cover is fixedly connected with a suspension rack; according to the utility model, the suspension angle measuring mechanism and the angle detecting mechanism are arranged, the device can be integrally and fixedly arranged on the hydraulic mechanical arm through the suspension rack, the integral angle of the mechanical arm adjusting device is adjusted, the suspension angle measuring mechanism is matched for monitoring the rotating angle in real time, the mounting frame is internally provided with the mounting groove, a needed chain saw assembly is convenient to fixedly mount, meanwhile, the mounting groove is connected with the chain saw through the fixing shaft, the chain saw is pushed to rotate through the third hydraulic cylinder, meanwhile, the rotating angle is monitored through the angle detecting mechanism, the diameter data of wood provided by the diameter measuring mechanism is matched, the telescopic stroke of the third hydraulic cylinder is dynamically adjusted, the rotating angle of the chain saw is accurately adjusted, and the use convenience is improved.

Description

Forestry reaps aircraft nose

Technical Field

The utility model particularly relates to the technical field related to forestry production equipment, and particularly relates to a forestry harvesting machine head.

Background

In forestry production, along with the continuous improvement of mechanization level, in the field of forestry felling, the appearance of large-scale forestry automatic felling machinery combined felling machine replaces manual felling, organically combines various procedures of felling operation together, shortens work cycle, and then improves the production efficiency of forestry felling.

And the felling aircraft nose that uses at present, the in-process of carrying out the lumbering, be not convenient for carry out the record to the diameter and the cutting length of wood categorised, and the turned angle of pivoted chain saw is fixed usually, is not convenient for carry out dynamic adjustment according to the diameter of wood, consequently causes the energy waste to reduce cutting efficiency simultaneously easily, consequently has inconvenience when using.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a forestry harvesting machine head, which solves the problems that in the process of felling, the diameter and the cutting length of wood cannot be recorded and classified conveniently, the rotating angle of a rotating chain saw is usually fixed and cannot be adjusted dynamically according to the diameter of the wood, so that energy waste is easily caused, the cutting efficiency is reduced, and the existing felling machine head proposed in the background technology is inconvenient to use.

In order to achieve the purpose, the utility model provides the following technical scheme:

a forestry harvesting machine head comprises a rear cover and a length measuring assembly, wherein a front cover is mounted on one side of the rear cover, an oil tank is arranged at one end, far away from the rear cover, of the front cover, and the rear cover is fixedly connected with a suspension rack; one end of the bottom of the front cover, which is far away from the mounting frame, is provided with a fixed tool rest, two sides of the fixed tool rest are respectively provided with a first movable tool rest, and each first movable tool rest is respectively connected with a first hydraulic cylinder; two sides of the bottom of the front cover are respectively provided with a connecting shaft, and each connecting shaft is respectively connected with a second hydraulic cylinder; one end of each connecting shaft, which is close to the mounting frame, is provided with a second movable tool rest, and the other end of each connecting shaft is provided with a movable frame; the top end of each movable frame is provided with a first driving motor, each first driving motor is rotatably connected with a toothed wheel, and the toothed wheels are arranged at the bottom of the movable frame; one end of the length measuring assembly is connected with the middle part of one of the connecting shafts, the measuring roller is installed at the other end of the length measuring assembly, and the diameter measuring mechanism is installed in the middle part of the other connecting shaft.

As a further scheme of the utility model: a second driving motor is installed at one end, close to the mounting frame, of the bottom of the front cover, and is rotatably connected with two abdomen wheels, and the two abdomen wheels are symmetrically arranged; the diameter of each abdominal wheel decreases progressively from outside to inside, and the surface of each abdominal wheel is provided with a plurality of spherical convex structures.

As a further scheme of the utility model: every first pneumatic cylinder install in the bottom of fixed knife rest, and first pneumatic cylinder cooperation first movable knife rest constitutes rotating-structure, the connected mode of first movable knife rest and fixed knife rest is connected for rotating simultaneously.

As a further scheme of the utility model: a suspension angle measuring mechanism is installed on one side of the joint of the suspension rack and the rear cover, and an installation frame is installed at one end, far away from the front cover, of the rear cover; the inner wall of mounting bracket on install the third pneumatic cylinder, and the fixed axle is installed to the one end of third pneumatic cylinder, install angle detection mechanism simultaneously on the third pneumatic cylinder.

As a further scheme of the utility model: the second hydraulic cylinder is matched with the connecting shaft, the second movable tool rest and the movable frame to form a rotating structure, and the movable frame is rotatably connected with the toothed wheel.

As a further scheme of the utility model: the length measuring assembly is connected with the connecting shaft in a rotating way, and the length measuring assembly is connected with the measuring roller in a rotating way; the length measurement assembly top with the junction of even axle install reset spring, and reset spring's top and the bottom fixed connection of protecgulum, reset spring cooperation even axle constitutes revolution mechanic with length measurement assembly and measurement gyro wheel simultaneously.

Compared with the prior art, the utility model has the beneficial effects that:

1. the device can be integrally and fixedly installed on the hydraulic mechanical arm through the suspension rack, the integral angle of the mechanical arm adjusting device is adjusted, the rotating angle is monitored in real time by matching with the suspension angle measuring mechanism, the mounting frame is internally provided with the mounting groove, a needed chain saw assembly is conveniently and fixedly installed, the chain saw assembly is connected with the chain saw through the fixing shaft, the chain saw is pushed to rotate through the third hydraulic cylinder, the rotating angle is monitored through the angle detecting mechanism, the telescopic stroke of the third hydraulic cylinder is dynamically adjusted by matching diameter data of wood provided by the diameter measuring mechanism, the rotating angle of the chain saw is accurately adjusted, and the use convenience is improved.

2. According to the utility model, the reset spring is arranged, and one end of the length measuring assembly is pulled to turn upwards by the reset spring, so that the end, provided with the measuring roller, of the length measuring assembly always keeps turning downwards, the measuring roller can be ensured to be always kept close to the surface of wood in the processing process, and the detection effect is improved.

3. The wood cutting device is provided with the toothed wheels, each toothed wheel is composed of a group of metal sheets distributed annularly, and in the using process, the first driving motor drives the toothed wheels to rotate so as to cut off tiny branches on the surface of wood, so that the using effect is improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic bottom plan view of the present invention.

Fig. 3 is a bottom view of fig. 1 of the present invention.

Fig. 4 is a side view of fig. 1 of the present invention.

Fig. 5 is a rear view of fig. 1 of the present invention.

Fig. 6 is an enlarged schematic view of the utility model at a in fig. 5.

In the figure: 1-rear cover, 2-front cover, 3-oil tank, 4-suspension frame, 5-mounting frame, 6-fixed knife rest, 7-first movable knife rest, 8-first hydraulic cylinder, 9-connecting shaft, 10-second hydraulic cylinder, 11-second movable knife rest, 12-movable frame, 13-first driving motor, 14-toothed wheel, 15-length measuring assembly, 16-measuring roller, 17-reset spring, 18-diameter measuring mechanism, 19-suspension angle measuring mechanism, 20-third hydraulic cylinder, 21-fixed shaft, 22-angle detecting mechanism, 23-web wheel and 24-second driving motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, in the embodiment of the utility model, a forestry harvesting machine head comprises a rear cover 1 and a length measuring assembly 15, wherein a front cover 2 is installed on one side of the rear cover 1, an oil tank 3 is arranged at one end, far away from the rear cover 1, of the front cover 2, and the rear cover 1 is fixedly connected with a suspension frame 4; a fixed knife rest 6 is arranged at one end of the bottom of the front cover 2 far away from the mounting frame 5, first movable knife rests 7 are respectively arranged on two sides of the fixed knife rest 6, and each first movable knife rest 7 is respectively connected with a first hydraulic cylinder 8; two sides of the bottom of the front cover 2 are respectively provided with a connecting shaft 9, and each connecting shaft 9 is respectively connected with a second hydraulic cylinder 10; one end of each connecting shaft 9 close to the mounting frame 5 is provided with a second movable tool rest 11, and the other end of each connecting shaft 9 is provided with a movable frame 12; a first driving motor 13 is mounted at the top end of each movable frame 12, each first driving motor 13 is rotatably connected with a toothed wheel 14, and the toothed wheels 14 are mounted at the bottom of the movable frame 12; one end of the length measuring assembly 15 is connected with the middle part of one connecting shaft 9, the other end of the length measuring assembly 15 is provided with a measuring roller 16, and the middle part of the other connecting shaft 9 is provided with a diameter measuring mechanism 18.

According to above-mentioned technical scheme, every dentate wheel 14 all constitutes through a set of sheetmetal that is the annular and distributes, and at the in-process that uses, drives dentate wheel 14 through first driving motor 13 and rotates and to excise the tiny branch on wood surface, has improved the result of use.

In this embodiment, a second driving motor 24 is installed at one end of the bottom of the front cover 2 close to the mounting frame 5, and the second driving motor 24 is rotatably connected with two web wheels 23, and the two web wheels 23 are symmetrically arranged; the diameter of each web wheel 23 decreases progressively from outside to inside, and the surface of each web wheel 23 is provided with a plurality of spherical convex structures.

According to above-mentioned technical scheme, the bellying of the belly wheel 23 cooperation surface of the round platform shape of two relative settings, the surface of the laminating wood of being convenient for, it removes to be convenient for drive wood along between two first movable knife rest 7 and two second movable knife rest 11 through second driving motor 24 drive belly wheel 23.

In this embodiment, each of the first hydraulic cylinders 8 is installed at the bottom of the fixed tool rest 6, and the first hydraulic cylinder 8 cooperates with the first movable tool rest 7 to form a rotating structure, and meanwhile, the first movable tool rest 7 is rotatably connected with the fixed tool rest 6.

According to the technical scheme, the two first movable tool rests 7 capable of independently moving clamp one end of wood, and the second movable tool rests 11 and the toothed wheels 14 capable of being linked are matched to clamp the wood, so that the wood is ensured to be kept stable in the processing process.

In the embodiment, a suspension angle measuring mechanism 19 is installed on one side of the joint of the suspension frame 4 and the rear cover 1, and an installation frame 5 is installed on one end of the rear cover 1 far away from the front cover 2; the inner wall of the mounting frame 5 is provided with a third hydraulic cylinder 20, one end of the third hydraulic cylinder 20 is provided with a fixed shaft 21, and meanwhile, the third hydraulic cylinder 20 is provided with an angle detection mechanism 22.

According to the technical scheme, the device can be whole fixed mounting on hydraulic pressure arm through hanging frame 4, whole angle through arm adjusting device, and cooperation angle measurement mechanism 19 carries out real-time supervision to turned angle, and the inside mounting groove that is equipped with of mounting bracket 5, the required chain saw assembly of fixed mounting is convenient for, be connected with the chain saw through fixed axle 21 simultaneously, promote the chain saw through third pneumatic cylinder 20 and rotate, turned angle monitors through angle detection mechanism 22 simultaneously, match the diameter data of the wood that diameter measurement mechanism 18 provided, the flexible stroke of dynamic adjustment third pneumatic cylinder 20, and then accurately adjust the turned angle of chain saw, use convenience has been improved.

In this embodiment, the second hydraulic cylinder 10 cooperates with the connecting shaft 9, the second movable tool rest 11 and the movable frame 12 to form a rotating structure, and the movable frame 12 is rotatably connected to the toothed wheel 14.

According to the technical scheme, the distance between the toothed wheel 14 and wood is adjusted through the rotating movable frame 12 so as to adapt to wood with different diameters.

In this embodiment, the length measuring assembly 15 is connected to the connecting shaft 9 in a rotating manner, and the length measuring assembly 15 is connected to the measuring roller 16 in a rotating manner; the connecting part of the top end of the length measuring assembly 15 and the connecting shaft 9 is provided with a return spring 17, the top end of the return spring 17 is fixedly connected with the bottom of the front cover 2, and meanwhile, the return spring 17 is matched with the connecting shaft 9, the length measuring assembly 15 and the measuring roller 16 to form a rotating structure.

According to the technical scheme, one end of the length measurement assembly 15 is pulled to be turned upwards through the reset spring 17, one end of the length measurement assembly 15, which is provided with the measurement roller 16, is always kept to be turned downwards, the wood surface can be always kept to be tightly attached to the measurement roller 16 in the processing process, and the detection effect is improved.

The working principle of the utility model is as follows: when the wood cutting device is used, the suspension rack 4 is fixedly connected with a mechanical arm, a chain saw assembly to be used is fixedly arranged in the mounting rack 5, the third hydraulic cylinder 20 is fixedly connected with the chain saw through the fixing shaft 21, the internal power supply is switched on at first, the two first hydraulic cylinders 8 are started to drive the two first movable tool rests 7 to clamp one ends of wood, the two second hydraulic cylinders 10 are started to drive the second movable tool rests 11 and the movable rack 12 to turn over simultaneously, the wood is clamped simultaneously through the two second movable tool rests 11 matching with the toothed wheel 14, the rotating range of the connecting shaft 9 is recorded through the diameter measuring mechanism 18 to calculate the diameter of the wood, the length measuring assembly 15 is pulled by the synchronous reset spring 17 to turn over downwards, the measuring roller 16 is tightly attached to the surface of the wood, and then the first driving motor 13 and the second driving motor 24 are started simultaneously to drive the toothed wheel 14 and the web wheel 23 to rotate simultaneously, drive wood through abdomen wheel 23 and begin to remove, simultaneously excise the branch on wood surface through pivoted dentate wheel 14, measure roller 16 simultaneously and roll along the surface of wood, the sliding distance to wood is monitored through length measurement assembly 15, when the sliding distance reachs the settlement threshold value, close first driving motor 13 and second driving motor 24, start third pneumatic cylinder 20, promote the chain saw and rotate downwards, the wood diameter of 18 calculations of diameter measurement mechanism is matchd through angle detection mechanism 22 simultaneously, the flexible stroke of dynamic adjustment third pneumatic cylinder 20, it can to cut the wood through pivoted chain saw.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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. Any reference sign in a claim should not 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 forestry harvesting machine head is characterized in that: the device comprises a rear cover (1) and a length measuring assembly (15), wherein a front cover (2) is installed on one side of the rear cover (1), an oil tank (3) is arranged at one end, far away from the rear cover (1), of the front cover (2), and the rear cover (1) is fixedly connected with a suspension rack (4); a fixed knife rest (6) is installed at one end, far away from the mounting frame (5), of the bottom of the front cover (2), first movable knife rests (7) are installed on two sides of the fixed knife rest (6) respectively, and meanwhile, each first movable knife rest (7) is connected with a first hydraulic cylinder (8) respectively; two sides of the bottom of the front cover (2) are respectively provided with a connecting shaft (9), and each connecting shaft (9) is respectively connected with a second hydraulic cylinder (10); one end of each connecting shaft (9) close to the mounting frame (5) is provided with a second movable tool rest (11), and the other end of each connecting shaft (9) is provided with a movable frame (12); a first driving motor (13) is installed at the top end of each movable frame (12), each first driving motor (13) is rotatably connected with a toothed wheel (14), and the toothed wheels (14) are installed at the bottom of each movable frame (12); one end of the length measuring assembly (15) is connected with the middle part of one of the connecting shafts (9), the other end of the length measuring assembly (15) is provided with a measuring roller (16), and the middle part of the other connecting shaft (9) is provided with a diameter measuring mechanism (18).

2. The forestry harvesting head of claim 1, wherein: one end of the bottom of the front cover (2) close to the mounting frame (5) is provided with a second driving motor (24), the second driving motor (24) is rotatably connected with two web wheels (23), and the two web wheels (23) are symmetrically arranged; the diameter of each web wheel (23) decreases progressively from outside to inside, and the surface of each web wheel (23) is provided with a plurality of spherical convex structures.

3. The forestry harvesting head of claim 1, wherein: every first pneumatic cylinder (8) install in the bottom of fixed knife rest (6), and first pneumatic cylinder (8) cooperation first movable knife rest (7) constitute rotating-structure, the connected mode of first movable knife rest (7) and fixed knife rest (6) is connected for rotating simultaneously.

4. The forestry harvesting head of claim 1, wherein: a suspension angle measuring mechanism (19) is installed on one side of the joint of the suspension rack (4) and the rear cover (1), and an installation frame (5) is installed at one end, far away from the front cover (2), of the rear cover (1); the inner wall of mounting bracket (5) on install third pneumatic cylinder (20), and fixed axle (21) are installed to the one end of third pneumatic cylinder (20), install angle detection mechanism (22) simultaneously on third pneumatic cylinder (20).

5. The forestry harvesting head of claim 1, wherein: the second hydraulic cylinder (10) is matched with the connecting shaft (9), the second movable tool rest (11) and the movable frame (12) to form a rotating structure, and the movable frame (12) is in rotating connection with the toothed wheel (14).

6. The forestry harvesting head of claim 1, wherein: the length measuring assembly (15) is connected with the connecting shaft (9) in a rotating manner, and the length measuring assembly (15) is connected with the measuring roller (16) in a rotating manner; the length measurement assembly (15) top install reset spring (17) with the junction of even axle (9), and the top of reset spring (17) and the bottom fixed connection of protecgulum (2), reset spring (17) cooperation even axle (9) constitutes revolution mechanic with length measurement assembly (15) and measurement gyro wheel (16) simultaneously.