CN115324131A - Multifunctional excavator working device - Google Patents
Multifunctional excavator working device Download PDFInfo
- Publication number
- CN115324131A CN115324131A CN202211038967.XA CN202211038967A CN115324131A CN 115324131 A CN115324131 A CN 115324131A CN 202211038967 A CN202211038967 A CN 202211038967A CN 115324131 A CN115324131 A CN 115324131A
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- China
- Prior art keywords
- bucket
- rod
- plate
- bent plate
- fixedly connected
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- 239000000463 material Substances 0.000 claims abstract description 128
- 238000003756 stirring Methods 0.000 claims abstract description 56
- 238000003466 welding Methods 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 238000012216 screening Methods 0.000 abstract description 19
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 8
- 238000009412 basement excavation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
- E02F3/401—Buckets or forks comprising, for example, shock absorbers, supports or load striking scrapers to prevent overload
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F7/00—Equipment for conveying or separating excavated material
- E02F7/06—Delivery chutes or screening plants or mixing plants mounted on dredgers or excavators
Abstract
The invention discloses a multifunctional excavator working device, which belongs to the field of engineering machinery, and comprises: the excavator comprises a movable arm, a bucket rod, a bucket and a material stirring device; the bucket is arranged at one end of the bucket rod, and the material stirring device is arranged on the bucket rod; the material poking device comprises: the material stirring arm and the material stirring assembly; the material shifting arm is connected to one end of the bucket rod, the material shifting assembly is arranged at the tail end of the material shifting arm and is connected with the other end of the bucket rod, and after the material shifting arm, the material shifting assembly and the bucket are assembled, the material shifting assembly is close to an opening of the bucket and is used for shifting materials in the bucket; the material that can't sieve with the scraper bowl is dialled out fast to accelerate the process of scraper bowl screening when the scraper bowl sieves the material. According to the invention, through the combination of the bucket and the material stirring device, the material stirring device is used for stirring materials in the bucket, so that the material screening progress is accelerated, and the screening equipment input cost is reduced.
Description
Technical Field
The invention relates to the field of engineering machinery, in particular to a multifunctional excavator working device.
Background
The prior bucket of the prior excavator is usually used for screening materials by making the bucket into a screen shape, the screening mode and the application scene are single, the material screening speed is low by adopting the screening mode, additional material screening equipment needs to be additionally transported, and the screened materials are unloaded again, so that the screening mode is single, the application range is small, the material screening efficiency is low, and the problem of poor economical efficiency is caused.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides the multifunctional excavator working device.
The technical scheme is as follows: in a first aspect, the present invention provides a working apparatus for a multifunction excavator, comprising:
the excavator comprises an excavator movable arm, a bucket rod arranged at the tail end of the excavator movable arm, a bucket arranged at one end of the bucket rod and a material stirring device arranged on the bucket rod;
the kick-out device includes: the material arm of dialling at dipper one end sets up the material subassembly of dialling that the material arm is terminal and is connected with the dipper other end dialling, it is close to mutually with the scraper bowl opening part to dial the material subassembly for dial the material of scraper bowl inside.
In a further embodiment, the kick-off arm comprises: the material poking oil cylinder is hinged to the bucket rod through a pin shaft, the piston rod is arranged in the material poking oil cylinder, and the hinged shaft is fixedly connected to one end of the piston rod.
In a further embodiment, the kick-off assembly comprises: the material pushing device comprises a first shaft sleeve connected with a piston rod through a hinge shaft, a second shaft sleeve, a plurality of bearing plates, a first side bent plate and a second side bent plate, wherein the bearing plates are symmetrically arranged at two ends of the first shaft sleeve and two ends of the second shaft sleeve respectively, a first side bent plate and a second side bent plate are fixedly arranged at the outer end of the first shaft sleeve respectively, the first side bent plate and the second side bent plate are fixedly arranged at the outer end of the second shaft sleeve respectively, a bottom plate and a top plate are fixedly connected between the first side bent plate and the second side bent plate respectively, a root shaft sleeve is fixedly arranged between the bottom plate and the top plate and fixedly connected with the first side bent plate or the second side bent plate, a material pushing bent plate assembly is fixedly connected between the first side bent plate and the second side bent plate and is positioned between the first side bent plate and the second side bent plate and far away from one end of the root shaft sleeve, and a connecting shaft penetrates through the first side bent plate, the material pushing bent plate assembly and the second side bent plate and the plurality of bearing plates.
In a further embodiment, the kick-off bend plate assembly comprises: the material pushing device comprises a plurality of middle side bent plates fixedly connected to a bottom plate, a plurality of connecting plates fixedly connected between the middle side bent plates and/or between the middle side bent plates and a first side bent plate or a second side bent plate respectively, a first tooth holder fixedly connected to one end of the first side bent plate, a second tooth holder fixedly connected to one end of the second side bent plate, a middle tooth holder fixedly connected to one end of the middle side bent plate, a plurality of toothed plates fixedly mounted on the first tooth holder, the second tooth holder and the middle tooth holder respectively, reinforcing plates fixedly mounted on the first tooth holder and the second tooth holder respectively, and material pushing bucket teeth fixedly mounted at the tail ends of the first tooth holder, the second tooth holder and the middle tooth holder respectively; the material shifting rake teeth are formed by the first tooth holder, the second tooth holder and the plurality of middle tooth holders, and the density between the material shifting rake teeth is adjusted according to the increase or decrease of the number of the middle tooth holders;
the distance from the first shaft sleeve or the second shaft sleeve to the end part of the shifting bucket tooth is greater than or equal to the depth of the bucket;
and a gap is also formed in one side, facing the bottom of the bucket, of the end part of the stirring bucket tooth, and the size range of the gap is 10-20mm.
In a further embodiment, the toothed plate is provided with a plurality of convex toothed blocks, and the toothed blocks are in a quadrangular frustum pyramid shape, so that the material shifting resistance is favorably reduced.
In a further embodiment, the excavator boom comprises: the excavator comprises a movable arm body, a bucket rod oil cylinder fixedly installed on the movable arm body, a movable arm first hinged part arranged in the middle of the movable arm body, a movable arm second hinged part arranged at the tail end of the movable arm body and a movable arm oil cylinder fixedly installed on a rotary table of the excavator;
the initial end of the movable arm body is connected with the rotary table of the excavator and rotates along with the rotary table of the excavator;
the first articulated part of the movable arm is fixedly connected with a power output rod of a movable arm oil cylinder through a pin shaft and used for realizing the lifting of the movable arm through the movable arm oil cylinder;
the second articulated part of the movable arm is articulated with the initial end of the bucket rod through a pin shaft;
and a power output rod of the bucket rod oil cylinder is connected with the end part of the bucket rod and is used for controlling the rotation angle of the bucket rod around the movable arm.
In a further embodiment, the stick includes: the bucket rod comprises a bucket rod body, a first bucket rod hinged part, a second bucket rod hinged part, a third bucket rod hinged part, a fourth bucket rod hinged part, a fifth bucket rod hinged part, a first oil cylinder mounting seat, a second oil cylinder mounting seat, a bucket oil cylinder and two groups of rocking bars, wherein the first bucket rod hinged part is arranged at one end of the bucket rod body and is connected with a power output rod of a bucket rod oil cylinder through a pin shaft;
the third hinged part of the bucket rod is used for being connected with the bucket through a pin shaft;
the fifth hinge part of the bucket rod is connected with the material stirring device through a pin shaft, and after the fifth hinge part is hinged with the material stirring device, the included angle between the extension line of the fifth hinge part and the tooth base and the extension line of the outer side surface of the tooth base is 50-70 degrees;
the second oil cylinder mounting base is used for being fixedly connected with the material shifting oil cylinder;
the rocker is provided with a through hole for being fixedly connected with a power output rod of the bucket cylinder through a pin shaft.
In a further embodiment, the bucket rod body is a box-shaped column structure with a hollow inner part, and the outer part of the box-shaped column structure is formed by splicing and welding a plurality of directional and multi-section side plates and a shaft seat.
In a further embodiment, the bucket comprises: the scraper bucket comprises a scraper bucket bottom plate, two side plates, a side edge plate, a side wear-resisting plate, a main edge plate, a scraper bucket top plate and a scraper bucket bent plate, wherein the two side plates are fixedly connected to two sides of the scraper bucket bottom plate respectively;
one end of the main blade plate is fixedly connected with a plurality of bucket tooth holders, and the tooth holders are fixedly connected with bucket teeth of the bucket through mounting pins;
the side blade plate is provided with side teeth;
the outer side of the connection between the bucket top plate and the bucket bent plate is fixedly connected with an ear plate group, the ear plate group is provided with a first through hole group and a second through hole group, and the first through hole group corresponds to the third hinged part of the bucket rod and is used for being hinged with the bucket rod through a pin shaft;
the second through hole group is connected with a connecting rod through a pin shaft, and one end of the connecting rod is fixedly connected with a power output rod of the bucket cylinder.
In a further embodiment, the bucket bottom plate is in a grid-shaped hollow design, and the grid-shaped hollow design is formed by punching a steel plate or formed by welding a plurality of reinforcing steel bars in a grid shape in a bending and arranging manner.
Has the advantages that: compared with the prior art, the invention has the following advantages:
through the combination of the bucket and the material stirring device, the material stirring device performs material stirring operation on the materials in the bucket, so that the material screening progress is accelerated, and the screening cost is reduced;
the excavator bucket and the bucket rod have the advantages of simple structure, low cost, suitability for various types of excavators and wide application range, and the excavator bucket and the bucket rod can be quickly modified.
Drawings
FIG. 1 is a schematic view illustrating the installation of a working device of a multifunctional excavator according to the present invention;
FIG. 2 is a schematic view of the bucket arm of the present invention;
FIG. 3 is a schematic view of the bucket construction of the present invention;
FIG. 4 is a schematic structural view of the material pulling assembly of the present invention;
FIG. 5 is a schematic view of the construction of the kick-off assembly of the present invention;
FIG. 6 is a view showing an embodiment of a working device of a multifunction excavator according to the present invention;
FIG. 7 is a second view of an embodiment of a working device of a multi-purpose excavator according to the present invention.
Reference numerals: the excavator comprises a movable arm 1, an arm cylinder 1-1, a movable arm first hinge part 1-2, a movable arm second hinge part 1-3, a movable arm cylinder 1-4, an arm 2, an arm first hinge part 2-1, an arm second hinge part 2-2, an arm third hinge part 2-3, an arm fourth hinge part 2-4, an arm fifth hinge part 2-5, a first cylinder mounting seat 2-6, a second cylinder mounting seat 2-7, a bucket cylinder 2-8, a bucket 3, a side wear plate 3-1, a side plate 3-2, a side blade plate 3-3, a main blade plate 3-4, a bucket bottom plate 3-5, a bucket bent plate 3-6, a bucket top plate 3-7, an ear plate group 3-8, a first through hole group 3-8-1, a first through hole group 3-8 3-8-2 parts of a second through hole group, 4 parts of a material stirring device, 40 parts of a material stirring arm, 40-1 parts of a material stirring oil cylinder, 40-2 parts of a piston rod, 40-3 parts of a hinge shaft, 41-1 parts of a material stirring component, 41-1 parts of a first shaft sleeve, 41-2 parts of a second shaft sleeve, 41-3 parts of a support plate, 41-4 parts of a first side bent plate, 41-5 parts of a second side bent plate, 41-6 parts of a bottom plate, 41-7 parts of a top plate, 41-8 parts of a root shaft sleeve, 41-9 parts of a material stirring bent plate component, 41-9-1 parts of a middle side bent plate, 41-9-2 parts of a connecting plate, 41-9-3 parts of a first tooth seat, 41-9-4 parts of a second tooth seat, 41-9-5 parts of a middle tooth seat, 41-9-6 parts of a tooth plate block, 41-9-7 parts of teeth, 41-9-8 parts of a reinforcing plate, 41-9 parts of a material stirring hopper tooth, 41-9-9 parts of a material stirring hopper tooth block, and a material stirring hopper tooth, connecting shaft 41-10, threaded seat 41-11, pin shaft 6, connecting rod 7 and rocker 8.
Detailed Description
In order to more fully understand the technical contents of the present invention, the technical solutions of the present invention will be further described and illustrated with reference to specific embodiments, but not limited thereto.
As shown in fig. 1 to 5, the working device of the multifunctional excavator in the present embodiment includes: the excavator comprises an excavator movable arm 1, a bucket rod 2, a bucket 3 and a material stirring device 4;
the excavator comprises a bucket rod 2, a bucket 3, a material stirring device 4 and a bucket arm 2, wherein the bucket rod 2 is arranged at the tail end of a movable arm 1 of the excavator; the kick-out device 4 comprises: a kick-off arm 40 and a kick-off assembly 41;
the material stirring arm 40 is connected to one end of the bucket rod 2, the material stirring component 41 is arranged at the tail end of the material stirring arm 40 and is connected with the other end of the bucket rod 2, and after the material stirring arm 40, the material stirring component 41 and the bucket 3 are assembled, the material stirring component 41 is close to an opening of the bucket 3 and is used for stirring materials in the bucket 3; the material that can't sieve with scraper bowl 3 is dialled out fast to accelerate the process of scraper bowl 3 screening when 3 sieve materials of scraper bowl.
The kickoff arm 40 includes: the material poking oil cylinder 40-1, the piston rod 40-2 and the articulated shaft 40-3;
the material shifting oil cylinder 40-1 is hinged to the bucket rod 2 through a pin shaft 6, the piston rod 40-2 is installed in the material shifting oil cylinder 40-1 in a transmission mode, the hinged shaft 40-3 is fixedly connected to one end of the piston rod 40-2, and the material shifting oil cylinder 40-1 drives the piston rod 40-2 to reciprocate after being started, so that the hinged shaft 40-3 at one end of the piston rod 40-2 is driven to move up and down.
The kick-out assembly 41 comprises: the device comprises a first shaft sleeve 41-1, a second shaft sleeve 41-2, a support plate 41-3, a first side bent plate 41-4, a second side bent plate 41-5, a bottom plate 41-6, a top plate 41-7, a root shaft sleeve 41-8, a material pulling bent plate assembly 41-9, a connecting shaft 41-10 and a threaded seat 41-11;
the first shaft sleeve 41-1 and the second shaft sleeve 41-2 are connected with the piston rod 40-2 through hinge shafts 40-3, the number of the support plates 41-3 is several, the several support plates 41-3 are respectively and symmetrically installed at two ends of the first shaft sleeve 41-1 and two ends of the second shaft sleeve 41-2, the first side bent plate 41-4 is fixedly installed at the outer end of the first shaft sleeve 41-1, the second side bent plate 41-5 is fixedly installed at the outer end of the second shaft sleeve 41-2, the bottom plate 41-6 and the top plate 41-7 are respectively and fixedly connected between the first side bent plate 41-4 and the second side bent plate 41-5, the number of the root shaft sleeves 41-8 is two, the two root shaft sleeves 41-8 are fixedly installed between the bottom plate 41-6 and the top plate 41-7, the two root shaft sleeves 41-8 are respectively and fixedly connected with the first side bent plate 41-4 and the second side bent plate 41-5, the material shifting bent plate assembly 41-9 is fixedly connected between the first side bent plate 41-4 and the second side bent plate 41-5, and is located between the first side bent plate 41-4 and the second side bent plate 41-5, and is connected with the second side bent plate 41-4, and the second side bent plate 41-5, and the connecting shaft sleeve 41-4, and the connecting shaft sleeve 41-5; the threaded seat 41-11 is arranged on the first side bent plate 41-4 and the second side bent plate 41-5 and is positioned near the first shaft sleeve 41-1 and/or the second shaft sleeve 41-2 to position the hinge shaft 40-3 through a connecting piece and a bolt, when the hinge shaft 40-3 penetrates out of the first shaft sleeve 41-1 and the second shaft sleeve 41-2 respectively, the end part of the hinge shaft 40-3 is inserted with the connecting piece, the connecting piece is provided with an installation hole corresponding to the threaded seat 41-11, and the connecting piece is fixed on the threaded seat 41-11 through the bolt to limit the hinge shaft 40-3; finally, the hinge shaft 40-3 is fixed with the material poking component 41 through a bolt and a threaded seat 41-11; the connection mode of each component of the kick-out bent plate assembly in the embodiment is not limited to welding and other integrated connection modes.
The kick-off bend plate assembly 41-9 includes: the material pushing device comprises a middle side bent plate 41-9-1, a connecting plate 41-9-2, a first tooth holder 41-9-3, a second tooth holder 41-9-4, a middle tooth holder 41-9-5, a plurality of tooth plates 41-9-6, a tooth-shaped block 41-9-7, a reinforcing plate 41-9-8 and a material pushing hopper tooth 41-9-9;
the number of the middle side bent plates 41-9-1 is a plurality, the middle side bent plates 41-9-1 are fixedly connected to the bottom plate 41-6, the number of the connecting plates 41-9-2 corresponds to the number of the middle side bent plates 41-9-1, and the connecting plates 41-9-2 are respectively and fixedly connected between the middle side bent plates 41-9-1 and/or between the middle side bent plate 41-9-1 and the first side bent plate 41-4 or the second side bent plate 41-5, so that the strength between the side bent plates is enhanced, and deformation during material stirring is avoided;
the first tooth holder 41-9-3 is fixedly connected to one end of the first side bent plate 41-4, the second tooth holder 41-9-4 is fixedly connected to one end of the second side bent plate 41-5, the middle tooth holder 41-9-5 is fixedly connected to one end of the middle side bent plate 41-9-1, the plurality of toothed plates 41-9-6 are respectively and fixedly installed on the first tooth holder 41-9-3, the second tooth holder 41-9-4 and the middle tooth holder 41-9-5, in the embodiment, the number of the reinforcing plates 41-9-8 is two, the two reinforcing plates 41-9-8 are respectively and fixedly installed on the first tooth holder 41-9-3 and the second tooth holder 41-9-4 and are used for increasing the strength of the first tooth holder 41-9-3 and the second tooth holder 41-9-4, and the material shifting bucket teeth 41-9-9 are respectively and fixedly installed at the tail ends of the first tooth holder 41-9-3, the second tooth holder 41-9-4 and the middle tooth holder 41-9-5; forming the material-pulling rake teeth by the first tooth holder 41-9-3, the second tooth holder 41-9-4 and the plurality of middle tooth holders 41-9-5, and adjusting the density of the material-pulling rake teeth according to the increase or decrease of the number of the middle tooth holders 41-9-5; after the material shifting oil cylinder 40-1 is started, the piston rod 40-2 is driven to do up-and-down reciprocating motion, linear power is converted through the hinge shaft 40-3 and the bucket rod fifth hinge part 2-5 and converted into rotating force for the material shifting bent plate assembly 41-9 to rotate around the piston rod 40-2 and the bucket rod fifth hinge part 2-5 as pivots, and material shifting rake teeth formed in the rotating process of the material shifting bent plate assembly 41-9 move along the opening of the bucket 3; the opening and the internal materials of the bucket 3 are quickly screened through the gaps of the material shifting rake teeth, the oversized materials are quickly shifted out of the bucket 3, and meanwhile, the screening process of the bucket 3 is accelerated through repeated stirring of the material shifting rake teeth;
further, the distance from the first shaft sleeve 41-1 or the second shaft sleeve 41-2 to the end part of the material shifting bucket tooth 41-9-9 is larger than or equal to the depth of the bucket 3, so that the motion trail of the material shifting rake tooth can cover a larger range of the bucket bottom plate 3-5;
furthermore, a gap is also formed in one side, facing the bottom of the bucket 3, of the end part of the shifting bucket tooth 41-9-9, and the size range of the gap is designed to be 20mm; the preset clearance avoids the friction between the shifting bucket teeth 41-9-9 and the bottom of the bucket 3, which causes the damage to the shifting bucket teeth 41-9-9 or the bottom of the bucket 3.
Furthermore, a plurality of convex tooth blocks 41-9-7 are arranged on the tooth plates 41-9-6, and the tooth blocks 41-9-7 are in a quadrangular frustum pyramid shape, so that the material stirring resistance is favorably reduced.
The excavator boom 1 includes: bucket rod 2 oil cylinder 1-1, movable arm first articulated part 1-2, movable arm second articulated part 1-3 and movable arm oil cylinder 1-4
The movable arm body is designed to be arched and can bear stress, the bucket rod 2, the oil cylinder 1-1, is fixedly installed on the movable arm body, the first movable arm hinge part 1-2 is arranged in the middle of the movable arm body and is located at the top point of the arch, the second movable arm hinge part 1-3 is arranged at the tail end of the movable arm body, and the movable arm oil cylinder 1-4 is fixedly installed on a rotary table of the excavator;
the initial end of the movable arm body is connected with the rotary table of the excavator and rotates along with the rotary table of the excavator;
the movable arm first hinge part 1-2 is fixedly connected with a power output rod of a movable arm oil cylinder 1-4 through a pin shaft 6 and used for realizing movable arm lifting through the movable arm oil cylinder 1-4;
the movable arm second hinge part 1-3 is hinged with the initial end of the bucket rod 2 through a pin shaft 6;
and the power output rod of the oil cylinder 1-1 of the bucket rod 2 is connected with the end part of the bucket rod 2 and is used for controlling the rotation angle of the bucket rod 2 around the movable arm.
The arm 2 includes: the bucket comprises a bucket rod first hinge part 2-1, a bucket rod second hinge part 2-2, a bucket rod third hinge part 2-3, a bucket rod fourth hinge part 2-4, a bucket rod fifth hinge part 2-5, a first oil cylinder mounting base 2-6, a second oil cylinder mounting base 2-7 and a bucket oil cylinder 2-8;
the bucket rod first hinge part 2-1 is arranged at one end of a bucket rod 2 body and is connected with a bucket rod 2 oil cylinder 1-1 power output rod through a pin shaft 6, and the bucket rod second hinge part 2-2 is arranged opposite to a movable arm second hinge part 1-3 and is used for realizing rotary connection through the pin shaft 6; the third bucket rod hinged part 2-3 is arranged at the tail end of the bucket rod 2 body, the fourth bucket rod hinged part 2-4 is positioned at one side of the third bucket rod hinged part 2-3, and the fifth bucket rod hinged part 2-5 is positioned between the third bucket rod hinged part 2-3 and the fourth bucket rod hinged part 2-4 and corresponds to an opening of the bucket 3; the first oil cylinder mounting seats 2-6 are fixedly arranged on one side surface of the bucket rod 2 body, the second oil cylinder mounting seats 2-7 are fixedly arranged on the other side surface of the bucket rod 2 body, the bucket oil cylinders 2-8 are fixedly arranged on the first oil cylinder mounting seats 2-6, one ends of two groups of rocking rods 8 are hinged on the fourth hinged parts 2-3 of the bucket rod through pin shafts 6, and the other ends of the two groups of rocking rods are fixedly connected with power output rods of the bucket oil cylinders 2-8 through the pin shafts 6;
the third hinge part 2-3 of the bucket rod is used for being connected with the bucket 3 through a pin shaft 6;
the fifth hinge part 2-5 of the bucket rod is connected with the material stirring device 4 through a pin shaft 6, and after the fifth hinge part is hinged with the material stirring device 4, the included angle between the extension line of the fifth hinge part to the tooth seat and the extension line of the outer side surface of the tooth seat is 65 degrees in the embodiment;
the second oil cylinder mounting seat 2-7 is used for being fixedly connected with the material poking oil cylinder 40-1;
after the bucket cylinders 2-8 are started, the power output rods of the bucket cylinders 2-8 are driven to reciprocate up and down, and the power output rods of the bucket cylinders 2-8 drive the two groups of rocking rods 8 to rotate around the bucket rods 2 in the motion process, so that the motion tracks of the power output rods of the bucket cylinders 2-8 are limited in a fixed movable range.
The body of the bucket rod 2 is a box-shaped column structure with a hollow interior, the exterior of the box-shaped column structure is formed by splicing and welding a plurality of sections of side plates 3-2 in a plurality of directions with a shaft seat, and the bucket rod has good deformation resistance.
The bucket 3 includes: the bucket comprises a side wear plate 3-1, a side plate 3-2, a side blade plate 3-3, a main blade plate 3-4, a bucket 3 bottom plate 3-5, a bucket bent plate 3-6, a bucket top plate 3-7, an ear plate group 3-8, a first through hole group 3-8-1 and a second through hole group 3-8-2;
the bucket bottom plates 3-5 are in a latticed hollow design, and the latticed hollow design is formed by punching steel plates or welding a plurality of reinforcing steel bars in a latticed shape in a bent and distributed mode and is used for filtering materials to achieve the purpose of screening the materials; the two side plates 3-2 are fixedly connected to two sides of a bucket bottom plate 3-5 respectively, the side edge plates 3-3 are fixedly connected to the side plates 3-2, the side wear-resisting plates 3-1 are fixedly connected to the side edge plates 3-3, the main edge plate 3-4 is fixedly connected to one end of the bucket bottom plate 3-5, the bucket top plate 3-7 is fixedly connected to the other end of the bucket bottom plate 3-5, and the bucket bent plate 3-6 is fixedly connected to the top of the bucket top plate 3-7;
one end of the main blade plate 3-4 is fixedly connected with a plurality of bucket 3 tooth holders, and the tooth holders are fixedly connected with bucket 3 bucket teeth through mounting pins and used for reducing resistance in excavation;
the side blade plates 3-3 are provided with side teeth which are also used for reducing resistance in excavation;
the outer side of the connection between the bucket top plate 3-7 and the bucket bent plate 3-6 is fixedly connected with an ear plate group 3-8, a first through hole group 3-8-1 and a second through hole group 3-8-2 are formed in the ear plate group 3-8, and the first through hole group 3-8-1 corresponds to the third hinge part 2-3 of the bucket rod and is used for being hinged with the bucket rod 2 through a pin shaft 6;
the second through hole group 3-8-2 is hinged with a connecting rod 7 through a pin shaft 6, and one end of the connecting rod 7 is fixedly connected with a power output rod of the bucket cylinder 2-8; the connecting rod 7 moves up and down along with the reciprocating motion of the power output rods of the bucket oil cylinders 2-8, the connecting rod 7 converts the linear power transmitted by the power output rods of the bucket oil cylinders 2-8 into rotary power, and therefore the connecting rod 7 drives the bucket 3 to rotate around the third hinge parts 2-3 of the bucket rods in a reciprocating mode, and the digging or discharging action is further achieved.
The working principle is as follows:
the excavator movable arm 1 rotates along with the excavator rotary table to drive the bucket rod 2, the bucket 3 and the material stirring device 4 to perform integral rotary motion; the movable arm first hinge part 1-2 is fixedly connected with a power output rod of a movable arm oil cylinder 1-4 through a pin shaft 6 and used for driving the movable arm, the bucket rod 2, the bucket 3 and the material stirring device 4 to perform integral lifting motion through the power output rod of the movable arm oil cylinder 1-4 so as to adapt to materials with different heights; after the bucket rod 2 oil cylinder 1-1 is started, a power output rod of the bucket rod 2 oil cylinder 1-1 controls the rotation angle of the bucket rod 2 around a movable arm; after the bucket oil cylinder 2-8 is started, the power output rod of the bucket oil cylinder 2-8 is driven to reciprocate up and down, and the power output rod of the bucket oil cylinder 2-8 drives two groups of rocking rods 8 to rotate around the bucket rod 2 in the motion process, so that the motion track of the power output rod of the bucket oil cylinder 2-8 is limited in a fixed motion range; after the material shifting oil cylinder 40-1 is started, the piston rod 40-2 is driven to do up-and-down reciprocating motion, linear power is converted through the hinge shaft 40-3 and the bucket rod fifth hinge part 2-5 and converted into rotating force for the material shifting bent plate assembly 41-9 to rotate around the piston rod 40-2 and the bucket rod fifth hinge part 2-5 as pivots, and material shifting rake teeth formed in the rotating process of the material shifting bent plate assembly 41-9 move along the opening of the bucket 3; through dialling the clearance of material rake teeth and carrying out quick screening to 3 openings of scraper bowl and inside material to dial out scraper bowl 3 inside with the oversize material fast, through stirring repeatedly of dialling the material rake teeth simultaneously, the process of the screening of scraper bowl 3 itself is accelerated.
In conclusion, the material stirring device 4 is used for stirring the materials in the bucket 3 by combining the bucket 3 with the material stirring device 4, so that the material screening progress is accelerated, and the screening equipment input cost is reduced; the excavator bucket is simple in structure, low in cost, capable of being quickly modified on the existing excavator bucket 3 and bucket rod 2, suitable for various types of excavators and further wide in application range.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (10)
1. A working device of a multifunctional excavator is characterized by comprising:
the excavator comprises an excavator movable arm, a bucket rod arranged at the tail end of the excavator movable arm, a bucket arranged at one end of the bucket rod and a material stirring device arranged on the bucket rod;
the material stirring device comprises: the material stirring arm connected to one end of the bucket rod is arranged at the material stirring component which is arranged at the tail end of the material stirring arm and connected with the other end of the bucket rod, and the material stirring component is close to the opening of the bucket and used for stirring materials in the bucket.
2. The multifunction excavator work apparatus of claim 1 wherein the kickoff arm comprises: the material stirring oil cylinder is hinged to the bucket rod through a pin shaft, the piston rod is arranged in the material stirring oil cylinder, and the hinge shaft is fixedly connected to one end of the piston rod.
3. The multifunction excavator work apparatus of claim 1, wherein the kickoff assembly comprises: the material pushing device comprises a first shaft sleeve, a second shaft sleeve, a plurality of bearing plates, a first side bent plate and a second side bent plate, wherein the first shaft sleeve and the second shaft sleeve are connected with a piston rod through a hinge shaft, the bearing plates are symmetrically arranged at two ends of the first shaft sleeve and two ends of the second shaft sleeve respectively, the first side bent plate is fixedly arranged at the outer end of the first shaft sleeve, the second side bent plate is fixedly arranged at the outer end of the second shaft sleeve, a bottom plate and a top plate are fixedly connected between the first side bent plate and the second side bent plate respectively, a root shaft sleeve is fixedly arranged between the bottom plate and the top plate and fixedly connected with the first side bent plate or the second side bent plate, a material pushing bent plate assembly is fixedly connected between the first side bent plate and the second side bent plate and positioned at one end, far away from the root shaft sleeve, and a connecting shaft which penetrates through the first side bent plate, the material pushing bent plate assembly and fixedly connected with the second side bent plate and the bearing plates.
4. The multifunctional excavator working apparatus of claim 3 wherein the kickoff plate assembly comprises: the material shifting device comprises a plurality of middle side bent plates fixedly connected to a bottom plate, a plurality of connecting plates fixedly connected between the middle side bent plates and/or between the middle side bent plates and a first side bent plate or a second side bent plate respectively, a first tooth holder fixedly connected to one end of the first side bent plate, a second tooth holder fixedly connected to one end of the second side bent plate, a middle tooth holder fixedly connected to one end of the middle side bent plate, a plurality of toothed plates fixedly mounted on the first tooth holder, the second tooth holder and the middle tooth holder respectively, reinforcing plates fixedly mounted on the first tooth holder and the second tooth holder respectively, and material shifting bucket teeth fixedly mounted at the tail ends of the first tooth holder, the second tooth holder and the middle tooth holder respectively; thereby forming the material-poking rake teeth through the first tooth holder, the second tooth holder and the plurality of middle tooth holders;
the distance from the first shaft sleeve or the second shaft sleeve to the end part of the shifting bucket tooth is greater than or equal to the depth of the bucket;
and a gap is also formed in one side, facing the bottom of the bucket, of the end part of the stirring bucket tooth, and the size range of the gap is 10-20mm.
5. The working device of a multifunctional excavator according to claim 4, wherein the toothed plate of the material stirring bent plate assembly is provided with a plurality of convex toothed blocks, and the toothed blocks are in a quadrangular frustum pyramid shape, so that the material stirring resistance is reduced.
6. The multifunction excavator work apparatus of claim 1, wherein the excavator boom comprises: the excavator comprises a movable arm body, a bucket rod oil cylinder fixedly installed on the movable arm body, a movable arm first hinged part arranged in the middle of the movable arm body, a movable arm second hinged part arranged at the tail end of the movable arm body and a movable arm oil cylinder fixedly installed on a rotary table of the excavator;
the initial end of the movable arm body is connected with the rotary table of the excavator and rotates along with the rotary table of the excavator;
the first articulated part of the movable arm is fixedly connected with a power output rod of a movable arm oil cylinder through a pin shaft and used for realizing the lifting of the movable arm through the movable arm oil cylinder;
the second articulated part of the movable arm is articulated with the initial end of the bucket rod through a pin shaft;
and a power output rod of the bucket rod oil cylinder is connected with the end part of the bucket rod and is used for controlling the rotation angle of the bucket rod around the movable arm.
7. The multi-purpose excavator working apparatus of claim 1 wherein the arm comprises: the bucket rod comprises a bucket rod body, a first bucket rod hinged part, a second bucket rod hinged part, a third bucket rod hinged part, a fourth bucket rod hinged part, a fifth bucket rod hinged part, a first oil cylinder mounting seat, a second oil cylinder mounting seat, a bucket oil cylinder and two groups of rocking bars, wherein the first bucket rod hinged part is arranged at one end of the bucket rod body and is connected with a power output rod of a bucket rod oil cylinder through a pin shaft;
the third hinge part of the bucket rod is used for being connected with the bucket through a pin shaft;
the fifth hinge part of the bucket rod is connected with the material stirring device through a pin shaft, and after the fifth hinge part is hinged with the material stirring device, the included angle between the extension line of the fifth hinge part and the tooth base and the extension line of the outer side surface of the tooth base is 50-70 degrees;
the second oil cylinder mounting base is used for being fixedly connected with the material shifting oil cylinder;
the rocker is provided with a through hole for being fixedly connected with the power output rod of the bucket cylinder through a pin shaft.
8. The working device of a multifunctional excavator as claimed in claim 1, wherein the bucket rod body is a box-shaped column structure with a hollow interior, and the box-shaped column structure is formed by assembling and welding a plurality of sections of side plates in a plurality of directions with a shaft seat.
9. The multifunction excavator working apparatus of claim 1 wherein the bucket comprises: the scraper bucket comprises a scraper bucket bottom plate, two side plates, a side edge plate, a side wear-resisting plate, a main edge plate, a scraper bucket top plate and a scraper bucket bent plate, wherein the two side plates are fixedly connected to two sides of the scraper bucket bottom plate respectively;
one end of the main blade plate is fixedly connected with a plurality of bucket tooth holders, and the tooth holders are fixedly connected with bucket teeth of the bucket through mounting pins;
the side blade plate is provided with side teeth;
the outer side of the connection between the bucket top plate and the bucket bent plate is fixedly connected with an ear plate group, a first through hole group and a second through hole group are formed in the ear plate group, and the first through hole group corresponds to the third hinged part of the bucket rod and is used for being hinged with the bucket rod through a pin shaft;
the second through hole group is connected with a connecting rod through a pin shaft, and one end of the connecting rod is fixedly connected with a power output rod of the bucket cylinder.
10. The multifunctional excavator working device of claim 9, wherein the bucket floor is in a grid-shaped hollowed-out design, and the grid-shaped hollowed-out design is formed by punching a steel plate or by bending and arranging a plurality of reinforcing steel bars into a grid shape and welding the reinforcing steel bars.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211038967.XA CN115324131B (en) | 2022-08-29 | 2022-08-29 | Working device of multifunctional excavator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211038967.XA CN115324131B (en) | 2022-08-29 | 2022-08-29 | Working device of multifunctional excavator |
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| CN115324131B CN115324131B (en) | 2024-01-23 |
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| JP2000220163A (en) * | 1998-11-25 | 2000-08-08 | Susumu Nakazono | Hydraulic shovel with bucket and pinching tool |
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| CN203487568U (en) * | 2013-09-12 | 2014-03-19 | 王学义 | Loading machine with material poking function |
| CN104563176A (en) * | 2015-01-15 | 2015-04-29 | 王学义 | Material stirring device of loading machine |
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| CN105821916A (en) * | 2016-05-07 | 2016-08-03 | 王学义 | Multifunctional poking mechanical arm device of loading machine |
| CN109487845A (en) * | 2018-11-23 | 2019-03-19 | 扬州华测光电技术有限公司 | A kind of multifunctional excavator front end equipment |
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2022
- 2022-08-29 CN CN202211038967.XA patent/CN115324131B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000220163A (en) * | 1998-11-25 | 2000-08-08 | Susumu Nakazono | Hydraulic shovel with bucket and pinching tool |
| JP2008266912A (en) * | 2007-04-17 | 2008-11-06 | National Agriculture & Food Research Organization | Bucket equipment and working machine |
| CN203487568U (en) * | 2013-09-12 | 2014-03-19 | 王学义 | Loading machine with material poking function |
| CN104563176A (en) * | 2015-01-15 | 2015-04-29 | 王学义 | Material stirring device of loading machine |
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| CN115324131B (en) | 2024-01-23 |
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