CN204887988U - Flail mower that can put from beginning to end - Google Patents

Abstract

The utility model provides a throwing knife type lawnmower which can be positioned front and rear, which comprises a machine cover welding part (1), a cutter shaft welding part (34), a drum welding part (26) and a suspension welding part (2 ), the knife shaft welding piece (34) is staggered and evenly distributed with several blade mounting seats connected to the hoe blades (35), and the top of the machine cover welding piece (1) is fixed by the gearbox mounting plate welding piece (3) There is a gear box assembly (7) with a protective cover (6), the gear box assembly (7) is connected with the cutter shaft weldment (34) and the roller weldment (26) shaft transmission connection, the gear box assembly (7 ) is connected with the pulley group through the transmission shaft (29) arranged in the transmission shaft tube weldment (9). The beneficial effects of the utility model: the throwing knife can be conveniently placed front and rear, convenient and practical, safe and firm, and has a long service life.

Description

A flail-type lawn mower that can be positioned front and rear

technical field

The utility model relates to a flail-type mowing device in the technical field of lawnmowers, in particular to a flail-type lawnmower that can be positioned front and rear.

Background technique

Lawn mowers have very important applications in agricultural production, landscaping, road cleaning, forest prevention, etc. Commonly used lawn mowers can be divided into hob lawn mowers, rotary knife lawn mowers, Side-mount lawn mowers and mulchers. Among them, since the flail can be retracted in time when it encounters an obstacle, it can protect the blade and the crankshaft and reduce damage. Therefore, the flail mower is mainly used for mowing and cleaning of grass, shrubs, and woodland, as well as for the maintenance of uneven ground. Renewal, renovation, etc. In the conventional flail mower, the position of the welded parts of the cutter shaft for cutting grass and the welded part of the roller used for rolling the grass is fixed before and after installation, and the welded part of the cutter shaft and the roller welded part cannot be changed. The front and rear relative positions cannot be flexibly applied as required in mowing operations.

Utility model content

Aiming at the defects existing in the existing flail mowers, the utility model provides a flail mower that can be positioned front and rear.

In order to achieve the above object, the technical scheme that the utility model takes is:

A flail-type lawnmower capable of being positioned front and rear, comprising a hood weldment, a cutter shaft weldment arranged in the hood weldment, a roller weldment and a suspension connected above the hood weldment The welded part, the drum welded part is fixedly connected to one side under the hood welded part through the right roller suspension part and the left roller suspended part, and the cutter shaft welded part is axially connected through the left cutter shaft bearing seat and the right cutter shaft bearing seat Connected to the lower part of the welded part of the hood, a number of blade mounting seats connected to the hoe blades are evenly distributed on the welded part of the knife shaft, and the scraper located on the outer side of the welded part of the drum is installed on the welded part The other side of the welded part of the hood is equipped with a baffle outside the welded part of the cutter shaft through the baffle shaft, and the gear with a protective cover is fixed above the welded part of the hood through the welded part of the gearbox mounting plate The box assembly, the gear box assembly is connected with the shaft transmission of the cutter shaft weldment, the gear box assembly is connected with the large pulley through the transmission shaft arranged in the transmission shaft tube weldment, the large pulley is connected with the small pulley through the belt, and the transmission The shaft tube welded part is fixed by the tension plate and the side of the hood welded part, and the large pulley and small pulley are installed on the side of the hood welded part;

The two feet on the lower side of the suspension weldment are socketed on the guide rail installed on the hood weldment, and the rounded pins and right-angle pins for fixing the suspension weldment are arranged between the suspension weldment and the guide rail. An upper suspension pin is fixed above the weldment, and a lower suspension pin is connected to the lower part of the suspension weldment through a lock pin assembly. A sliding oil cylinder is arranged between the suspension weldment and the hood weldment, and the sliding oil cylinder passes through the oil cylinder. The seat welding piece is fixed on the hood welding piece, and the first oil pipe assembly and the second oil pipe assembly are connected to the sliding oil cylinder.

The left and right sides below the hood weldment are provided with a protective hood weldment and a right backing plate weldment and a left backing plate weldment that play a guiding role when mowing grass;

A pulley cover welded piece enclosing the large pulley, the belt and the small pulley is arranged on the welded piece of the hood.

Beneficial effects of the utility model: the front and rear positions of the cutter shaft welded part and the roller welded part can be freely replaced according to actual needs, the hanging welded part can move left and right according to needs and be fixed by the oil cylinder, which is convenient, practical, safe and firm; the left and right backing plates Weldments guide while mowing and protect hood weldments for longer machine life.

Description of drawings

Fig. 1, the front structure schematic diagram of the utility model;

Fig. 2, the back structure schematic diagram of the utility model;

Fig. 3, the exploded view of the utility model.

Detailed ways

In order to overcome the shortcomings of the existing pneumatic ash unloading ball valve in terms of operating torque and sealing reliability, and meet the actual needs, a kind of rear-mounted flail-type lawn mower (as shown in Figures 1 to 3) is designed, including hood welding Fitting 1, the cutter shaft welding part 34 and the roller welding part 26 arranged in the hood welding part 1 and the suspension welding part 2 connected above the hood welding part 1, the roller welding part 26 passes through the right The drum suspension part 22 and the left drum suspension part 25 are fixedly connected to one side below the hood welding part 1, and the cutter shaft welding part 34 is axially connected to the machine cover through the left cutter shaft bearing seat 28 and the right cutter shaft bearing seat 33. Below the weldment 1, several blade mounts connecting the hoe blades 35 are staggered and evenly distributed on the cutter shaft weldment 34, and the scraper located above the outer side of the drum weldment 26 is installed on the hood weldment 1. Plate 27, the other side of the hood welding part 1 is installed with the baffle plate 16 outside the cutter shaft welding part 34 through the baffle shaft 19, and the top of the hood welding part 1 passes through the gear box installation plate welding part 3 A gear box assembly 7 with a protective cover 6 is fixed, and the gear box assembly 7 is connected to the cutter shaft weldment 34 in shaft transmission. The gear box assembly 7 is connected to The big pulley 30 is connected, the big pulley 30 is connected with the small pulley 32 through the belt 31, the drive shaft tube welded part 9 is fixed with the side of the machine cover welded part 1 by the tension plate 23, the big pulley 30 and the small pulley 32 are installed on the machine The side of the cover weldment 1; the two feet on the lower side of the suspension weldment 2 are sleeved on the guide rail 11 installed on the hood weldment 1, and a fixed The rounded pin 14 and right-angle pin 15 of the suspension weldment 2, the upper suspension pin 5 is fixed on the top of the suspension weldment 2, the lower suspension pin 12 is connected to the bottom of the suspension weldment 2 through the lock pin assembly 13, the suspension welding A sliding oil cylinder 17 is arranged between the fitting 2 and the hood welding part 1, and the sliding oil cylinder 17 is fixed on the hood welding part 1 through the oil cylinder seat welding part 18, and the first oil pipe is connected to the sliding oil cylinder 17. Component 4, the second oil pipe assembly 8; the left and right sides below the hood weldment 1 are provided with a protective hood weldment 1 and a right backing plate weldment 21 and a left Backing plate welded part 24; said hood welded part 1 is provided with a pulley cover welded part 10 surrounded by large pulley 30, belt 31 and small pulley 32, and pulley cover welded part 10 is provided with The device 20 is turned on.

Working principle of the present utility model: one end of the transmission shaft 29 is connected with the pulley assembly comprising the large pulley 30 and the small pulley 32, and the other end of the transmission shaft 29 is connected with the gear box assembly 7 to provide power input to the gear box assembly 7 , the gear box assembly 7 is connected with the cutter shaft welded part 34 and the drum welded part 26 in shaft transmission, so as to realize the rotation of the cutter shaft welded part 34 and the drum welded part 26.

Beneficial effects of the utility model: the front and rear positions of the cutter shaft welded part and the roller welded part can be freely replaced according to actual needs, the hanging welded part can move left and right according to needs and be fixed by the oil cylinder, which is convenient, practical, safe and firm; the left and right backing plates Weldments guide while mowing and protect hood weldments for longer machine life.

Simple replacement and replacement by those skilled in the art are all within the protection scope of this patent.

Claims (4)

1. A throwing knife type lawnmower that can be positioned front and rear, comprising a hood weldment (1), a cutter shaft weldment (34) and a drum weldment arranged in the hood weldment (1) (26) and the suspension weldment (2) connected above the hood weldment (1), it is characterized in that the drum weldment (26) passes through the right drum suspension (22) and the left drum suspension (25) ) is fixedly connected to the side below the hood weldment (1), and the cutter shaft weldment (34) is axially connected to the hood welding Below the joint (1), several blade mounts connecting the hoe blades (35) are staggered and evenly distributed on the cutter shaft weldment (34), and the hood weldment (1) is equipped with a The mud scraper (27) above the outer side of (26), the other side of the hood weldment (1) is equipped with the baffle plate (16) that is positioned at the knife shaft weldment (34) outside through the baffle plate shaft (19) ), the gear box assembly (7) with protective cover (6) is fixed on the top of the hood weldment (1) through the gearbox mounting plate weldment (3), the gear box assembly (7) and the cutter shaft The welded part (34) is connected by shaft transmission, the gearbox assembly (7) is connected with the large pulley (30) through the transmission shaft (29) arranged in the drive shaft tube welded part (9), and the large pulley (30) passes through Belt (31) links to each other with little belt pulley (32), and transmission shaft pipe welding piece (9) is fixed by the side of tension plate (23) and machine cover welding piece (1), and big belt pulley (30) and little belt pulley ( 32) Installed on the side of the hood weldment (1). 2. A flail mower capable of front and rear placement according to claim 1, characterized in that, the two feet on the lower side of the suspension weldment (2) are socketed on the weldment installed on the hood On the guide rail (11) on (1), there are rounded pins (14) and right-angle pins (15) for fixing the suspension weldment (2) between the suspension weldment (2) and the guide rail (11). The top of the weldment (2) is fixed with an upper suspension pin (5), and the bottom of the suspension weldment (2) is connected with a lower suspension pin (12) through a lock pin assembly (13), and the suspension weldment (2) and A sliding oil cylinder (17) is arranged between the hood welded parts (1), and the slipped oil cylinder (17) is fixed on the machine hood welded part (1) by the oil cylinder seat welded part (18), and the slipped oil cylinder ( 17) The first oil pipe assembly (4) and the second oil pipe assembly (8) are connected to it. 3. A kind of front and rear flail mower according to claim 1 or 2, characterized in that, the left and right sides below the hood welding part (1) are provided with protective hood welding Part (1) and the right backing plate weldment (21) and the left backing plate weldment (24) that play a guiding role when mowing grass. 4. A kind of front and rear flail mower according to claim 3, characterized in that, said hood welding part (1) is provided with a large pulley (30), a belt (31 ) and the pulley cover weldment (10) surrounded by the small pulley (32).