Six-direction dozer blade

Abstract

The utility model relates to the technical field of bulldozers, in particular to a six-direction dozer blade. Comprising a shovel arm and a bucket connected to one end of the shovel arm, a connecting device is arranged between the shovel arm and the bucket, the front end of the shovel arm is fixedly connected with the two ends of the connecting device, and the back face of the bucket is hinged to the front end of the connecting device; the shovel arm comprises a large arm, a small arm and a lifting oil cylinder, the bottom end of the large arm is hinged to the rear end of the small arm, and the two ends of the lifting oil cylinder are hinged to the top end of the large arm and the front end of the small arm respectively; the connecting device comprises a connecting beam, a supporting plate, a connecting plate, a cross beam, a side-sway oil cylinder and a central shaft, compared with the prior art, the flexible adjustment of the bucket in six directions is realized by reasonably designing the layout of the bucket arm, the connecting device and the related oil cylinders, and the working efficiency is improved. The dozer blade can finish operation tasks more accurately under complex terrains or special working conditions, time adjustment and repeated operation caused by insufficient flexibility of equipment are reduced, and therefore operation efficiency is improved to a certain degree.

Description

TECHNICAL FIELD

[0001] The utility model relates to bulldozer technology field, concretely relates to a six direction bulldozing shovel. BACKGROUND

[0002] The bulldozing shovel is an important work tool in engineering machinery and is widely used in earthwork engineering, road construction, mining and other fields.

[0003] The bulldozing shovel is a commonly used component in engineering machinery and is widely used in earthwork engineering, mining, road construction and other fields. The traditional bulldozing shovel can usually only be adjusted in limited up and down directions, and the left and right directions need to adjust the overall direction of the shovel truck. This limitation makes the bulldozing shovel unable to respond flexibly when facing complex terrain and variable working conditions, affecting the work efficiency and effect.

[0004] The prior art discloses a bulldozing shovel turnover device with publication number CN221372304U. One turnover mechanism is arranged between the two sides of the bulldozing shovel and the vehicle chassis. The turnover mechanism includes a turnover oil cylinder, a lifting oil cylinder, a crank arm and a swing arm. The crank point of the crank arm is hinged to the front end of the vehicle chassis. A hinge seat is fixed on the top of the vehicle chassis. The turnover oil cylinder is hinged between the hinge seat and the upper part of the crank arm. One end of the swing arm is hinged to the bottom end of the crank arm. The lifting oil cylinder is hinged between the middle part of the swing arm and the top end of the crank arm. The front end of the swing arm is connected to the rear end of the bulldozing shovel. Although this prior art can cut the bulldozing shovel into the soil through the cooperation of the turnover oil cylinder, the lifting oil cylinder, the crank arm and the swing arm, it can ensure the work effect and can lift the bulldozing shovel above the vehicle during driving to ensure the driving vision and improve the safety of driving, but it still cannot solve the problem that the bulldozing shovel cannot be flexibly adjusted when facing complex terrain and variable working conditions. UTILITY MODEL CONTENTS

[0005] The utility model discloses a six direction bulldozing shovel, including the shovel arm and the connecting device of connecting in the shovel arm one end, be equipped with connecting device between the shovel arm and the shovel, the front end of shovel arm is fixedly connected with the both ends of connecting device, the back of shovel is hinged with the front end of connecting device, the shovel arm includes the arm, the arm and the lift cylinder, the bottom end of arm is hinged with the rear end of arm, and the both ends of lift cylinder are respectively hinged with the top end of arm and the front end of arm, the connecting device includes the connecting beam, the support plate, the connecting plate, the crossbeam, the side swing cylinder and the central shaft, and the both ends of connecting beam are fixedly connected with the front end of 2 arms, the bottom of support plate is fixedly connected on the top surface of connecting beam, the central shaft is fixedly connected on the front of connecting beam, the connecting plate is arranged on the front of connecting beam and is sleeved on the central shaft, the crossbeam is fixedly connected on the top of connecting plate, and one end of two side swing cylinders is hinged with the both ends of crossbeam respectively, and the other end is hinged with the top end of support plate, be equipped with side -turning cylinder between the shovel and connecting plate, and the front end of two side -turning cylinders is respectively hinged with the both ends of the back of shovel, and the rear end is hinged with the both sides of the front of connecting plate.

[0006] Further, two arms are provided with reinforcing beams between them.

[0007] Further, the both ends of the connecting plate are provided with sliding grooves, the sliding grooves are provided with limiting bolts, the connecting beam and the connecting plate are provided with limiting plates, the limiting plates are sleeved on the central shaft, the threaded ends of the limiting bolts are screwed with the connecting beam through the sliding grooves and the limiting plates, and the sliding grooves are arc-shaped.

[0008] Further, the middle parts of the limiting plates and the connecting plates are provided with round holes and are sleeved on the central shaft through the round holes.

[0009] Further, the top of the support plate is fixedly connected with a transverse plate, the front end of the transverse plate is fixedly connected with a vertical plate below, the vertical plate and the support plate are fixedly connected with a pin column, the top of the crossbeam is provided with a groove, the both ends of the groove are fixedly connected with pin columns, and the both ends of the side swing cylinder are hinged through the pin columns.

[0010] Further, the front of the connecting plate and the back of the shovel are fixedly connected with triangular plates, and the triangular plates are hinged through rivets.

[0011] Further, the triangular plate on the front of the connecting plate is a single-layer triangular plate, two single-layer triangular plates are arranged on the upper and lower sides of the central shaft respectively, the triangular plate on the back of the shovel is a double-layer triangular plate, and the positions of the two double-layer triangular plates correspond to the positions of the single-layer triangular plates.

[0012] Further, the single-layer triangular plates are fixedly connected with vertical plates, two vertical plates are arranged on the left and right sides of the central shaft respectively, the front end of the central shaft is provided with a guard plate below, and the bottom of the guard plate is fixedly connected with the single-layer triangular plate.

[0013] Further, the two sides of the central shaft are provided with double-layered lug plates fixedly connected with the connecting plate, the two sides of the back of the bucket are provided with double-layered lug plates fixedly connected with the bucket, the double-layered lug plates are provided with pin columns, and the two ends of the side turning oil cylinder are hingedly connected with the bucket and the connecting plate through the double-layered lug plates and the pin columns.

[0014] Further, the connecting beam and the supporting plate are provided with a reinforcing column, the top of the reinforcing column is fixedly connected with the top side surface of the connecting beam, and the bottom of the reinforcing column is fixedly connected with the top surface of the connecting beam.

[0015] Compared with the prior art, the utility model discloses a reasonable design of the shovel arm, the connecting device and the layout of the related oil cylinder, realizes the flexible adjustment of the bucket in six directions, makes the bulldozer more accurately complete the work task under the complex terrain or special working condition, reduces the adjustment time and the repeated work due to the insufficient flexibility of the equipment, thereby improve the work efficiency to a certain extent.

[0016] Meanwhile, the six-direction adjusting capacity also makes the bucket be able to adjust the contact angle with the ground according to the actual demand, which helps reduce the wear of the shovel blade and prolong its service life.

[0017] In addition, the optimized structure layout makes the collaborative work between the components more smooth, guarantees the stability and reliability of the equipment in the use process. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the overall structure schematic view of the utility model;

[0019] Figure 2 It is the structure schematic view of the new shovel arm of the utility model;

[0020] Figure 3 It is the structure schematic view of the connecting device of the utility model;

[0021] Figure 4 It is the structure schematic view of the bucket of the utility model. 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 protection scope of the utility model.

[0023] Please refer to Figures 1-4The utility model discloses adopt the technical scheme that a kind of six direction bulldozing shovel, including shovel arm 1 and the shovel bucket 3 of connecting in the one end of shovel arm 1, connecting device 2 is equipped between the shovel arm 1 and shovel bucket 3, the front end of the shovel arm 1 is fixedly connected with the both ends of connecting device 2, and the back of the shovel bucket 3 is hinged with the front end of connecting device 2;The shovel arm 1 includes big arm 11, small arm 12 and lifting oil cylinder 13, the bottom end of the big arm 11 is hinged with the rear end of small arm 12, and the both ends of the lifting oil cylinder 13 are respectively hinged with the top end of big arm 11 and the front end of small arm 12;Connecting device 2 includes connecting beam 201, support plate 202, connecting plate 204, crossbeam 205, side swing oil cylinder 206 and central shaft 207, the both ends of the connecting beam 201 are fixedly connected with the front end of 2 small arms 12, and the bottom of the support plate 202 is fixedly connected on the top surface of connecting beam 201, the central shaft 207 is fixedly connected on the front of connecting beam 201, the connecting plate 204 is arranged on the front of connecting beam 201 and is sleeved on the central shaft 207, the crossbeam 205 is fixedly connected on the top of connecting plate 204, and one end of two side swing oil cylinder 206 is hinged with the both ends of crossbeam 205 respectively, and the other end is hinged with the top end of support plate 202;Side turning oil cylinder 34 is equipped between the shovel bucket 3 and connecting plate 204, and the front end of two side turning oil cylinder 34 is hinged with the both ends of the back of shovel bucket 3 respectively, and the rear end is hinged with the both sides of the front of connecting plate 204.

[0024] The shovel arm is composed of a big arm, a small arm and a lifting oil cylinder, the included angle of the big arm and the small arm is changed by the extension and retraction of the lifting oil cylinder, the lifting function of the shovel arm is realized, and the operation requirements of different heights are met.

[0025] The connecting device includes a connecting beam, a support plate, a connecting plate, a crossbeam, a side swing oil cylinder and a central shaft, the extension and retraction of the side swing oil cylinder drives the rotation of the crossbeam around the central shaft, the lateral swing of the shovel bucket is driven, and the complex terrain or narrow space is adapted.

[0026] The side turning oil cylinder is installed between the shovel bucket and the connecting plate, the shovel bucket is driven by extension and retraction, the lateral rotation is realized, the angle of the shovel bucket is adjusted to meet special working conditions.

[0027] Preferably, a reinforcing beam 14 is arranged between the two big arms 11, which can effectively enhance the overall structural stability of the shovel arm. The reinforcing beam connects the two big arms to form a stable frame structure, disperses and bears the force generated during operation, and reduces deformation and shaking caused by high-load operation.

[0028] Preferably, both ends of the connecting plate 204 are provided with a sliding groove 209, and a limiting bolt 208 is arranged in the sliding groove 209, and a limiting plate 216 is arranged between the connecting beam 201 and the connecting plate 204, the limiting plate 216 is sleeved on the central shaft 207, the threaded end of the limiting bolt 208 is screwed with the connecting beam 201 through the sliding groove 209 and the limiting plate 216, and the sliding groove 209 is arc-shaped. The arc-shaped sliding groove allows the connecting plate to rotate within a certain range, and the limiting bolt is fixed on the connecting beam through threaded connection, thereby limiting the rotation angle of the connecting plate, preventing equipment damage or operation errors caused by excessive rotation, and the limiting bolt also fixes the limiting plate.

[0029] Preferably, the limiting plate 216 and the middle part of the connecting plate 204 are both provided with a circular hole, and are sleeved on the central shaft 207 through the circular hole, so that the connecting plate can rotate around the central shaft as the axis.

[0030] A bearing can be arranged between the circular hole and the central shaft to reduce friction.

[0031] Preferably, the top of the supporting plate 202 is fixedly connected with a horizontal plate 215, the front end of the horizontal plate 215 is fixedly connected with a vertical plate 217, and a pin column is fixedly connected between the vertical plate 217 and the supporting plate 202, the top of the cross beam 205 is provided with a groove, and the both ends of the groove are fixedly connected with pin columns, and the both ends of the side swing oil cylinder 206 are hingedly connected through the pin columns. This structure enhances the connection strength between the supporting plate and the cross beam, provides a stable fulcrum for the side swing oil cylinder, ensures the stability and reliability of the side swing action, and optimizes the space layout, so that the side swing oil cylinder is more compact, the overall volume of the equipment is reduced, and interference between components is avoided.

[0032] Preferably, the front surface of the connecting plate 204 and the back surface of the bucket 3 are both fixedly connected with triangular plates, and the triangular plates are hingedly connected through rivets. This design simplifies the assembly process between the connecting plate and the bucket, facilitates quick assembly and disassembly, and improves the maintenance efficiency of the equipment.

[0033] Preferably, the triangular plate on the front surface of the connecting plate 204 is a single-layer triangular plate 210, and two single-layer triangular plates 210 are arranged on the upper side and the lower side of the central shaft 207, respectively, and the triangular plate on the back surface of the bucket 3 is a double-layer triangular plate 32, and the positions of the two double-layer triangular plates 32 correspond to the positions of the single-layer triangular plates 210. This structure increases the structural strength of the back surface of the bucket, so that it can withstand greater force, thereby improving the overall strength and durability of the equipment, and ensuring the flexibility and stability of the bucket during rotation.

[0034] Preferably, the single-layer triangular plates 210 are fixed with vertical plates 213, and two vertical plates 213 are arranged on the left and right sides of the central shaft 207, respectively, and a guard plate 214 is arranged below the front end of the central shaft 207, and the bottom of the guard plate 214 is fixed with the single-layer triangular plate 210, which further enhances the structural stability of the connecting plate, especially near the central shaft, reduces deformation caused by rotation or lateral force. The guard plate can effectively protect the central shaft and the surrounding components from external impact or damage during operation, thereby improving the reliability and service life of the equipment.

[0035] Preferably, the two sides of the central shaft 207 are provided with double-layer ear plates fixed with the connecting plate 204, and the two sides of the back of the bucket 3 are provided with double-layer ear plates fixed with the bucket 3, and the double-layer ear plates are provided with pin columns, and the two ends of the side turning oil cylinder 34 are hinged with the bucket 3 and the connecting plate 204 through the double-layer ear plates and the pin columns, which provides a stable fulcrum for the side turning oil cylinder and ensures that the bucket can be flexibly turned laterally to meet the operation requirements under complex working conditions. The double-layer ear plate can withstand a large lateral force to ensure the reliability of the side turning oil cylinder in long-term use, and at the same time, the force transmission path is optimized to reduce local stress concentration.

[0036] Preferably, the connecting beam 201 and the support plate 202 are provided with a reinforcing column 203, the top of the reinforcing column 203 is fixed with the top side of the connecting beam 201, and the bottom of the reinforcing column 203 is fixed with the top surface of the connecting beam 201, which effectively enhances the connection strength between the connecting beam and the support plate, reduces stress concentration caused by side swinging action, and improves the overall stability of the equipment.

[0037] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A six-way bulldozer blade comprising a blade arm (1) and a blade (3) connected to one end of the blade arm (1), characterized in that, The connecting device (2) is arranged between the shovel arm (1) and the bucket (3), the front end of the shovel arm (1) is fixedly connected with two ends of the connecting device (2), and the back of the bucket (3) is hingedly connected with the front end of the connecting device (2); the shovel arm (1) comprises a large arm (11), a small arm (12) and a lifting oil cylinder (13), the bottom end of the large arm (11) is hingedly connected with the rear end of the small arm (12), and the two ends of the lifting oil cylinder (13) are hingedly connected with the top end of the large arm (11) and the front end of the small arm (12) respectively; the connecting device (2) comprises a connecting beam (201), a supporting plate (202), a connecting plate (204), a cross beam (205), a side swing oil cylinder (206) and a central shaft (207), the two ends of the connecting beam (201) are fixedly connected with the front ends of the two small arms (12), the bottom of the supporting plate (202) is fixedly connected to the top surface of the connecting beam (201), the central shaft (207) is fixedly connected to the front surface of the connecting beam (201), the connecting plate (204) is arranged on the front surface of the connecting beam (201) and is sleeved on the central shaft (207), the cross beam (205) is fixedly connected to the top of the connecting plate (204), one end of each of the two side swing oil cylinders (206) is hingedly connected with the two ends of the cross beam (205), and the other end is hingedly connected with the top end of the supporting plate (202); a side turning oil cylinder (34) is arranged between the bucket (3) and the connecting plate (204), the front ends of the two side turning oil cylinders (34) are hingedly connected with the two ends of the back of the bucket (3) respectively, and the rear ends are hingedly connected with the two sides of the front surface of the connecting plate (204).

2. A six-directional bulldozing blade according to claim 1, wherein Two large arms (11) are provided with a reinforcing beam (14) therebetween.

3. The six-directional bulldozing blade according to claim 1, wherein, The two ends of the connecting plate (204) are provided with sliding grooves (209), the sliding grooves (209) are provided with limiting bolts (208) therein, a limiting plate (216) is arranged between the connecting beam (201) and the connecting plate (204), the limiting plate (216) is sleeved on the central shaft (207), the threaded ends of the limiting bolts (208) are screwed with the connecting beam (201) through the sliding grooves (209) and the limiting plate (216), and the sliding grooves (209) are arc-shaped.

4. A six-directional bulldozing blade according to claim 3, wherein The middle parts of the limiting plate (216) and the connecting plate (204) are provided with circular holes, and are sleeved on the central shaft (207) through the circular holes.

5. The six-directional bulldozing blade according to claim 1, wherein, The top of the supporting plate (202) is fixedly connected with a cross plate (215), the front end of the cross plate (215) is fixedly connected with a vertical plate (217) below, a pin column is fixedly connected between the vertical plate (217) and the supporting plate (202), the top of the cross beam (205) is provided with a groove, the two ends of the groove are fixedly connected with pin columns, and the two ends of the side swing oil cylinder (206) are hingedly connected through the pin columns.

6. The six-directional bulldozing blade of claim 1, wherein, The front surface of the connecting plate (204) and the back of the bucket (3) are fixedly connected with triangular plates, and the triangular plates are hingedly connected through rivets.

7. A six-directional bulldozing blade according to claim 6, wherein The triangular plates on the front of the connecting plate (204) are single-layer triangular plates (210), two of which are arranged on the upper and lower sides of the central shaft (207) respectively, and the triangular plates on the back of the bucket (3) are double-layer triangular plates (32), the positions of which correspond to those of the single-layer triangular plates (210).

8. A six-directional bulldozing blade according to claim 7, characterized in that Two vertical plates (213) are fixed between the single-layer triangular plates (210), two of which are arranged on the left and right sides of the central shaft (207) respectively, and a guard plate (214) is arranged below the front end of the central shaft (207), the bottom of which is fixed to the single-layer triangular plates (210).

9. The six-directional bulldozing blade of claim 1, wherein, Double-layer ear plates are arranged on the two sides of the central shaft (207) and fixed to the connecting plate (204), double-layer ear plates are arranged on the two sides of the back of the bucket (3) and fixed to the bucket (3), and a pin column is arranged on each of the double-layer ear plates, the two ends of the side turning oil cylinder (34) are hinged to the bucket (3) and the connecting plate (204) through the double-layer ear plates and the pin columns.

10. The six-directional bulldozing blade of claim 1, wherein, A reinforcing column (203) is arranged between the connecting beam (201) and the support plate (202), the top of the reinforcing column (203) is fixed to the top side of the connecting beam (201), and the bottom of the reinforcing column (203) is fixed to the top surface of the connecting beam (201).

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