CN113431113B - Connecting structure of excavator bucket and excavator - Google Patents
Connecting structure of excavator bucket and excavator Download PDFInfo
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- CN113431113B CN113431113B CN202110711871.4A CN202110711871A CN113431113B CN 113431113 B CN113431113 B CN 113431113B CN 202110711871 A CN202110711871 A CN 202110711871A CN 113431113 B CN113431113 B CN 113431113B
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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
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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
- E02F3/34—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 with bucket-arms, i.e. a pair of arms, e.g. manufacturing processes, form, geometry, material of bucket-arms directly pivoted on the frames of tractors or self-propelled machines
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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
- E02F3/34—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 with bucket-arms, i.e. a pair of arms, e.g. manufacturing processes, form, geometry, material of bucket-arms directly pivoted on the frames of tractors or self-propelled machines
- E02F3/3402—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 with bucket-arms, i.e. a pair of arms, e.g. manufacturing processes, form, geometry, material of bucket-arms directly pivoted on the frames of tractors or self-propelled machines the arms being telescopic
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Shovels (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a connecting structure of a bucket and an excavator, which relates to the technical field of excavators and comprises an excavator component, a connecting component and a bucket component, wherein the excavator component comprises an excavator and a connecting unit, the connecting unit is fixedly arranged on the excavator, the connecting component is provided with a plurality of connecting components which are connected to form a transmission mechanism, the connecting component comprises a rotating unit and a telescopic unit, the bucket component comprises a power unit and a bucket unit, the power unit comprises a rotating mechanism and a limiting cylinder, the connecting component can extend an excavator arm and meet the complex construction requirement, the bucket component can adapt to buckets with different sizes and can meet different occasions, a safety block is arranged on the connecting component, the driving cylinder can be prevented from being damaged due to overlarge construction strength, and the bucket component can rotate in multiple directions, different application scenes can be met.
Description
Technical Field
The invention relates to the technical field of excavators, in particular to a connecting structure of an excavator bucket and an excavator.
Background
Along with the rapid development of China, the urbanization speed becomes faster and faster, and thus, a large amount of building requirements are met; in construction, one of the most common tools is an excavator; an excavator, also known as a digging machine, also known as an excavator, is an earth moving machine that excavates materials higher or lower than a machine bearing surface with a bucket and loads the materials into a transport vehicle or unloads the materials to a stockyard; in the field use, various excavators are adopted to meet different construction requirements, which undoubtedly increases the cost, because the existing excavator has fewer functions.
The patent with the application number of CN202110145749.5 provides an excavator for construction machinery, which comprises a cab, the bottom of the cab is fixedly connected with an airframe platform, the left side of the cab is fixedly connected with a chassis, the top of the chassis is rotatably connected with a lower lifting arm, the top of the lower lifting arm is rotatably connected with a connecting rod through a fixing seat, the bottom of the airframe platform is provided with a through groove, the space inside the through groove can be used for accommodating a fixed plate and a fixed mechanism, the inside of the through groove is placed into the through groove when the excavator is not used for preventing ash from falling, when the excavator is used, the fixed mechanism slides out of the through groove, the contact area of the whole excavator and the ground can be enhanced through internal parts, compared with the traditional excavator, the excavator has the advantage that the fixing function is increased, but the excavator can not adapt to different buckets, and meanwhile, the excavator can not be protected from being damaged when a heavy object is excavated by the excavator; the rotation angle of the excavator bucket of the patent is small, and the application range and the scene are limited.
Disclosure of Invention
Aiming at the technical problem, the invention provides a connecting structure of a bucket and an excavator, which comprises an excavator assembly, a connecting assembly and a bucket assembly, wherein the excavator assembly comprises the excavator and a connecting unit, the connecting unit is fixedly arranged on the excavator, the connecting assembly is provided with a plurality of connecting assemblies, the connecting assemblies are connected to form a transmission mechanism, each connecting assembly comprises a rotating unit and a telescopic unit, one end of the transmission mechanism is fixedly arranged on the connecting unit through the rotating unit, the other end of the transmission mechanism is fixedly connected with the bucket assembly through the telescopic unit, two adjacent connecting assemblies are connected through the rotating unit on one connecting assembly and the telescopic unit on the other connecting assembly, the telescopic unit on the same connecting assembly is rotatably connected with the rotating unit, the bucket assembly comprises a power unit and a bucket unit, the power unit is fixedly installed on a telescopic unit connected with the bucket assembly, the power unit comprises a rotating mechanism and a limiting cylinder, the bucket unit is fixedly connected with the rotating mechanism, when the rotating mechanism drives the bucket unit to rotate, a piston rod of the limiting cylinder is separated from the rotating mechanism, when the rotating mechanism does not drive the bucket unit to rotate, the piston rod of the limiting cylinder is connected with the rotating mechanism, the bucket unit comprises a bucket mechanism and an interval adjusting mechanism, the interval adjusting mechanism is fixedly installed on the rotating mechanism, and the bucket mechanism is installed on the interval adjusting mechanism.
Further, the connecting unit comprises a fixing block, a fixing pin, a fixing shaft, a connecting block and a limiting pin, the fixing block is fixedly installed on the excavator, the fixing pin, the fixing shaft and the limiting pin are fixedly installed on the fixing block, the connecting block is rotatably installed on the fixing shaft and is rotatably connected with the fixing pin, a control device used for controlling the rotation of the connecting block is arranged in the excavator, and the connecting block is connected with the control device.
Furthermore, the rotating unit comprises a driving cylinder, a sliding plate, a safety block and a support plate, the driving cylinder and the safety block on the rotating unit are respectively provided with two, the telescopic unit comprises a fixed plate, a telescopic cylinder, a telescopic plate, a circular bolt, a connecting rod, a triangular bolt, an inclined slide block, a control cylinder and a bolt sliding bottom plate, the support plate at one end of the transmission mechanism is fixedly connected with the connecting block, the telescopic plate at the other end of the transmission mechanism is fixedly connected with the bucket assembly, the adjacent support plate and the telescopic plate in the transmission mechanism are fixedly connected, the safety block is fixedly arranged on the support plate, the sliding plate is slidably arranged on the support plate, the sliding plate is fixedly connected with the safety block, the fixed plate is rotatably arranged on the support plate, one end of the driving cylinder is rotatably arranged on the sliding plate, and the other end is rotatably arranged on the fixed plate, the telescopic cylinder, the control cylinder and the bolt sliding bottom plate are fixedly mounted on the fixing plate, the telescopic plate is slidably mounted on the fixing plate, the telescopic plate is fixedly connected with a piston rod of the telescopic cylinder, the oblique sliding block is slidably mounted on the fixing plate, the oblique sliding block is fixedly connected with the piston rod of the control cylinder, the circular bolt and the triangular bolt are slidably mounted on the bolt sliding bottom plate, and the circular bolt and the triangular bolt are connected through the connecting rod.
Furthermore, it has triangle-shaped opening and circular opening to open on the expansion plate, a triangle-shaped opening and a circular opening are a set of opening, it has the multiunit opening to open on the expansion plate, all be provided with the opening on connecting rod and the triangle-shaped bolt, the opening of circular bolt and triangle-shaped bolt is passed to the one end of oblique slider, be provided with the inclined plane on the oblique slider, the maximum power that actuating cylinder can bear is greater than the maximum power that the safety block can bear.
Further, the rotating mechanism comprises a power mounting plate, a first power gear, a turnover shaft, a second motor, a second power gear, a spacing adjusting cylinder, a push rod and a cylinder connecting plate, the power mounting plate is fixedly arranged on a telescopic plate connected with the bucket assembly, the motor II is fixedly arranged on the power mounting plate, the second power gear is fixedly arranged on an output shaft of the second motor, the turnover shaft is rotatably arranged on the power mounting plate, the roll-over stand and the power gear I are both fixedly arranged on the roll-over shaft, the power gear II is meshed with the power gear I, the limiting cylinder and the spacing adjusting cylinder are both fixedly arranged on the roll-over stand, the push rod is fixedly arranged on a piston rod of the spacing adjusting cylinder, one end of the air cylinder connecting plate is fixedly arranged on the push rod, the other end of the air cylinder connecting plate is fixedly connected with the interval adjusting mechanism, and the air cylinder connecting plate is connected with the roll-over stand in a sliding mode.
Further, when two motors drive two power gears to rotate, the piston rods of the limiting cylinders are separated from the power mounting plates, when the two motors do not drive the two power gears to rotate, the piston rods of the limiting cylinders are connected with the power mounting plates, the limiting cylinders are provided with two clamping rings, and the power mounting plates are provided with four clamping rings.
Further, interval guiding mechanism includes interval adjustment sliding plate, interval adjustment fixed plate, interval adjustment dwang and slide bar, slide bar slidable mounting is on the roll-over stand, slide bar and cylinder connecting plate fixed connection, interval adjustment fixed plate fixed mounting is on the roll-over stand, interval adjustment sliding plate and interval adjustment dwang all are provided with two, two equal slidable mounting of interval adjustment sliding plate is on interval adjustment fixed plate, interval adjustment dwang one end is rotated and is installed on interval adjustment sliding plate other end and rotate and install on the slide bar.
Further, the bucket mechanism includes bucket fixing ring, driven gear shaft, driven gear, driving gear and motor one, motor one fixed mounting is on the interval adjustment sliding plate, driving gear fixed mounting is on the output shaft of motor one, driven gear shaft rotates and installs on the interval adjustment sliding plate, driven gear fixed mounting is on driven gear shaft, driven gear is connected with the driving gear meshing, bucket fixing ring fixed mounting is on the bucket, bucket fixing ring, driven gear shaft, driven gear, driving gear and motor one all are provided with two, the last groove that opens of bucket fixing ring, the last lug that is provided with of driven gear shaft.
Compared with the prior art, the invention has the beneficial effects that: the connecting component can stretch out and draw back, so that the complex construction requirements are met; the bucket assembly can adapt to buckets with different sizes and can meet different occasions; the connecting assembly is provided with the safety block, so that the driving cylinder can be prevented from being damaged due to overlarge construction strength; the bucket assembly can rotate in multiple directions, and different application scenes can be met.
Drawings
FIG. 1 is an overall schematic view of the present invention.
Fig. 2, 3, 5, 6, 7, 9 and 10 are partial schematic views of the present invention.
Fig. 4 and 8 are partially enlarged schematic views of the present invention.
Detailed Description
The present invention will be further described with reference to specific examples, which are illustrative of the invention and are not to be construed as limiting the invention.
Example (b): as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9 and fig. 10, the connecting structure of a bucket and an excavator comprises an excavator assembly 1, a connecting assembly 2 and an excavator assembly 3, wherein the excavator assembly 1 comprises an excavator 101 and a connecting unit, the connecting unit is fixedly installed on the excavator 101, the connecting assembly 2 is provided with a plurality of connecting assemblies 2, the connecting assemblies 2 are connected to form a transmission mechanism, the connecting assembly 2 comprises a rotating unit and a telescopic unit, one end of the transmission mechanism is fixedly installed on the connecting unit through the rotating unit, the other end of the transmission mechanism is fixedly connected with the excavator assembly 3 through the telescopic unit, two adjacent connecting assemblies 2 are connected through the rotating unit on one connecting assembly 2 and the telescopic unit on the other connecting assembly 2, the telescopic unit on the same connecting assembly 2 is rotatably connected with the rotating unit, the bucket assembly 3 comprises a power unit and a bucket unit, the power unit is fixedly installed on a telescopic unit connected with the bucket assembly 3, the power unit comprises a rotating mechanism and a limiting cylinder 311, the bucket unit is fixedly connected with the rotating mechanism, when the rotating mechanism drives the bucket unit to rotate, a piston rod of the limiting cylinder 311 is separated from the rotating mechanism, when the rotating mechanism does not drive the bucket unit to rotate, a piston rod of the limiting cylinder 311 is connected with the rotating mechanism, the bucket unit comprises a bucket mechanism and a spacing adjusting mechanism, the spacing adjusting mechanism is fixedly installed on the rotating mechanism, and the bucket mechanism is installed on the spacing adjusting mechanism.
As shown in fig. 1, 3 and 4, the connection unit includes a fixing block 102, a fixing pin 103, a fixing shaft 104, a connection block 105 and a limit pin 106, the fixing block 102 is fixedly mounted on the excavator 101, the fixing pin 103, the fixing shaft 104 and the limit pin 106 are all fixedly mounted on the fixing block 102, the connection block 105 is rotatably mounted on the fixing shaft 104, the connection block 105 is rotatably connected with the fixing pin 103, a control device for controlling the connection block 105 to rotate is arranged in the excavator 101, the connection block 105 is connected with the control device, when the excavator needs to work, the control device in the excavator 101 is started, and the control device drives the connection block 105 to rotate.
As shown in fig. 2, 5 and 6, the rotating unit comprises a driving cylinder 201, a sliding plate 202, a safety block 203 and a supporting plate 204, two driving cylinders 201 and two safety blocks 203 are arranged on the rotating unit, the telescopic unit comprises a fixing plate 205, a telescopic cylinder 206, a telescopic plate 207, a circular bolt 208, a connecting rod 209, a triangular bolt 210, an inclined slider 211, a control cylinder 212 and a bolt sliding bottom plate 213, the rotating unit at one end of the transmission mechanism is fixedly connected with the connecting block 105, the telescopic unit at the other end of the transmission mechanism is fixedly connected with the bucket assembly 3, the adjacent supporting plate 204 and the telescopic plate 207 in the transmission mechanism are fixedly connected, the safety block 203 is fixedly installed on the supporting plate 204, the sliding plate 202 is slidably installed on the supporting plate 204, the sliding plate 202 is fixedly connected with the safety block 203, the fixing plate 205 is rotatably installed on the supporting plate 204, one end of the driving cylinder 201 is rotatably installed on the sliding plate 202, and the other end is rotatably installed on the fixing plate 205, telescopic cylinder 206, control cylinder 212 and bolt sliding bottom plate 213 are all fixedly mounted on fixed plate 205, telescopic plate 207 is slidably mounted on fixed plate 205, telescopic plate 207 is fixedly connected with the piston rod of telescopic cylinder 206, oblique slider 211 is slidably mounted on fixed plate 205, oblique slider 211 is fixedly connected with the piston rod of control cylinder 212, circular bolt 208 and triangular bolt 210 are all slidably mounted on bolt sliding bottom plate 213, and circular bolt 208 and triangular bolt 210 are connected through connecting rod 209.
The telescopic plate 207 is provided with a triangular opening and a circular opening, the triangular opening and the circular opening form a group of openings, the telescopic plate 207 is provided with a plurality of groups of openings, the connecting rod 209 and the triangular bolt 210 are both provided with openings, one end of the oblique sliding block 211 penetrates through the openings of the circular bolt 208 and the triangular bolt 210, the oblique sliding block 211 is provided with an oblique surface, and the maximum force which can be borne by the driving cylinder 201 is greater than the maximum force which can be borne by the safety block 203.
Starting a control cylinder 212, the control cylinder 212 drives an inclined slide block 211 to move, the inclined slide block 211 pushes a triangular bolt 210 to rise, the triangular bolt 210 drives a circular bolt 208 to rise through a connecting rod 209, then a telescopic cylinder 206 is started, the telescopic cylinder 206 drives a telescopic plate 207 to slide to a required position, the control cylinder 212 is started, the control cylinder 212 drives the inclined slide block 211 to move reversely, the circular bolt 208 and the triangular bolt 210 fall down and are inserted into an opening on the telescopic plate 207, a connecting block 105 drives another adjacent connecting assembly 2 to rotate through a connecting assembly 2 at one end of a transmission mechanism, when the connecting block rotates to the required position, the connecting block is stopped rotating, a driving cylinder 201 adjacent to the connecting block 105 is started, the driving cylinder 201 drives a fixing plate 205 to rotate, the fixing plate 205 drives the telescopic plate 207 to rotate, the telescopic plate 207 drives the adjacent connecting assembly 2 to rotate, and finally drives the connecting assembly 2 adjacent to the bucket assembly 3 to rotate, drive actuating cylinder 201 near bucket assembly 3 one end and drive fixed plate 205 and rotate, fixed plate 205 drives expansion plate 207 and rotates, and expansion plate 207 drives bucket assembly 3 and rotates to the position that needs, and when article that the bucket was dug exceeded the biggest stress value of safety block 203, safety block 203 fracture to prevent to drive actuating cylinder 201 atress too big and lead to the damage.
As shown in fig. 7, 8, 9 and 10, the rotating mechanism includes a power mounting plate 312, a first power gear 313, a turning shaft 314, a second motor 315, a second power gear 316, a spacing adjustment cylinder 317, a push rod 318 and a cylinder connecting plate 319, the power mounting plate 312 is fixedly mounted on the retractable plate 207 connected with the bucket assembly 3, the second motor 315 is fixedly mounted on the power mounting plate 312, the second power gear 316 is fixedly mounted on an output shaft of the second motor 315, the turning shaft 314 is rotatably mounted on the power mounting plate 312, the roll-over stand 310 and the first power gear 313 are both fixedly mounted on the turning shaft 314, the second power gear 316 is engaged with the first power gear 313, the limiting cylinder 311 and the spacing adjustment cylinder 317 are both fixedly mounted on the roll-over stand 310, the push rod 318 is fixedly mounted on a piston rod of the spacing adjustment cylinder 317, one end of the cylinder connecting plate 319 is fixedly mounted on the push rod 318, and the other end is fixedly connected with the spacing adjustment mechanism, the cylinder connecting plate 319 is connected with the roll-over stand 310 in a sliding mode, when the second motor 315 drives the second power gear 316 to rotate, a piston rod of the limiting cylinder 311 is separated from the power mounting plate 312, when the second motor 315 does not drive the second power gear 316 to rotate, the piston rod of the limiting cylinder 311 is connected with the power mounting plate 312, the number of the limiting cylinders 311 is two, and four clamping rings are arranged on the power mounting plate 312.
The spacing adjustment mechanism comprises spacing adjustment sliding plates 306, a spacing adjustment fixing plate 307, a spacing adjustment rotating rod 308 and a sliding rod 309, the sliding rod 309 is slidably mounted on a roll-over stand 310, the sliding rod 309 is fixedly connected with a cylinder connecting plate 319, the spacing adjustment fixing plate 307 is fixedly mounted on the roll-over stand 310, the spacing adjustment sliding plates 306 and the spacing adjustment rotating rod 308 are respectively provided with two, the two spacing adjustment sliding plates 306 are respectively slidably mounted on the spacing adjustment fixing plate 307, one end of the spacing adjustment rotating rod 308 is rotatably mounted on the spacing adjustment sliding plate 306, and the other end of the spacing adjustment rotating rod is rotatably mounted on the sliding rod 309, the bucket mechanism comprises a bucket fixing ring 301, a driven gear shaft 302, a driven gear 303, a driving gear 304 and a motor 305, the motor 305 is fixedly mounted on the spacing adjustment sliding plates 306, the driving gear 304 is fixedly mounted on an output shaft of the motor 305, and the driven gear shaft 302 is rotatably mounted on the spacing adjustment sliding plates 306, driven gear 303 fixed mounting is on driven gear axle 302, and driven gear 303 is connected with driving gear 304 meshing, and the solid fixed ring 301 fixed mounting of bucket is on the bucket, and solid fixed ring 301 of bucket, driven gear axle 302, driven gear 303, driving gear 304 and motor 305 all are provided with two, and it has the groove to open on the solid fixed ring 301 of bucket, is provided with the lug on the driven gear axle 302.
Starting a first motor 305, driving a driving gear 304 to rotate by an output shaft of the first motor 305, driving the driving gear 304 to rotate by a driven gear 303, driving a bucket to rotate by a bucket fixing ring 301 by the driven gear 302, when the bucket needs to be turned over laterally, starting a limiting cylinder 311, limiting a piston rod on the cylinder 311 to be away from a power mounting plate 312, starting a second motor 315, driving a second power gear 316 to rotate by an output shaft of the second motor 315, driving a turning shaft 314 to rotate by the second power gear 313, driving a bucket unit to rotate by the turning shaft 314 through a turning frame 310, when the bucket does not need to be turned over, starting the limiting cylinder 311, connecting a piston rod on the limiting cylinder 311 with the power mounting plate 312, when the bucket needs to be replaced, starting a spacing adjusting cylinder 317, driving a cylinder connecting plate 319 to move by a push rod 318, driving a sliding rod 309 to move by the cylinder connecting plate 319, the sliding rod 309 drives the interval adjusting sliding plate 306 to move through the interval adjusting rotating rod 308, the interval adjusting sliding plate 306 drives the driven gear shaft 302 and the first motor 305 to move, so that the bucket is replaced, after the bucket is replaced, the two bucket fixing rings 301 are respectively and fixedly installed on two sides of the bucket, the interval adjusting cylinder 317 is started, the interval adjusting cylinder 317 drives the cylinder connecting plate 319 to reversely move through the push rod 318, the cylinder connecting plate 319 drives the sliding rod 309 to reversely move, the sliding rod 309 drives the interval adjusting sliding plate 306 to reversely move through the interval adjusting rotating rod 308, the interval adjusting sliding plate 306 drives the driven gear shaft 302 and the first motor 305 to reversely move, so that the driven gear shaft 302 is inserted into the bucket fixing ring 301, and the replacement of the bucket is completed.
Claims (2)
1. The utility model provides a connection structure of bucket and excavator, includes excavator subassembly, coupling assembling, bucket subassembly, its characterized in that: the excavator assembly comprises an excavator and a connecting unit, and the connecting unit is fixedly arranged on the excavator; the connecting assemblies are multiple, the connecting assemblies are connected to form a transmission mechanism, each connecting assembly comprises a rotating unit and a telescopic unit, one end of each transmission mechanism is fixedly mounted on the corresponding connecting unit through the corresponding rotating unit, the other end of each transmission mechanism is fixedly connected with the corresponding bucket assembly through the corresponding telescopic unit, two adjacent connecting assemblies are connected through the rotating unit on one connecting assembly and the telescopic unit on the other connecting assembly, and the telescopic units on the same connecting assembly are rotatably connected with the rotating units; the excavator bucket assembly comprises a power unit and an excavator bucket unit, the power unit is fixedly arranged on a telescopic unit connected with the excavator bucket assembly, the power unit comprises a rotating mechanism and a limiting cylinder, the excavator bucket unit is fixedly connected with the rotating mechanism, when the rotating mechanism drives the excavator bucket unit to rotate, a piston rod of the limiting cylinder is separated from the rotating mechanism, when the rotating mechanism does not drive the excavator bucket unit to rotate, the piston rod of the limiting cylinder is connected with the rotating mechanism, the excavator bucket unit comprises an excavator bucket mechanism and a spacing adjusting mechanism, the spacing adjusting mechanism is fixedly arranged on the rotating mechanism, and the excavator bucket mechanism is arranged on the spacing adjusting mechanism;
The connecting unit comprises a fixing block, a fixing pin, a fixing shaft, a connecting block and a limiting pin, the fixing block is fixedly arranged on the excavator, the fixing pin, the fixing shaft and the limiting pin are fixedly arranged on the fixing block, the connecting block is rotatably arranged on the fixing shaft, the connecting block is rotatably connected with the fixing pin, a control device for controlling the connecting block to rotate is arranged in the excavator, and the connecting block is connected with the control device;
the rotary unit comprises a driving cylinder, a sliding plate, a safety block and a supporting plate, the driving cylinder and the safety block on the rotary unit are respectively provided with two, the telescopic unit comprises a fixed plate, a telescopic cylinder, a telescopic plate, a round bolt, a connecting rod, a triangular bolt, an inclined slide block, a control cylinder and a bolt sliding bottom plate, the supporting plate at one end of the transmission mechanism is fixedly connected with the connecting block, the telescopic plate at the other end of the transmission mechanism is fixedly connected with the bucket assembly, the adjacent supporting plate and the telescopic plate in the transmission mechanism are fixedly connected, the safety block is fixedly arranged on the supporting plate, the sliding plate is slidably arranged on the supporting plate, the sliding plate is fixedly connected with the safety block, the fixed plate is rotatably arranged on the supporting plate, one end of the driving cylinder is rotatably arranged on the sliding plate, and the other end of the driving cylinder is rotatably arranged on the fixed plate, the telescopic cylinder, the control cylinder and the bolt sliding bottom plate are all fixedly arranged on the fixed plate, the telescopic plate is slidably arranged on the fixed plate, the telescopic plate is fixedly connected with a piston rod of the telescopic cylinder, the inclined slide block is slidably arranged on the fixed plate, the inclined slide block is fixedly connected with the piston rod of the control cylinder, the circular bolt and the triangular bolt are both slidably arranged on the bolt sliding bottom plate, and the circular bolt and the triangular bolt are connected through a connecting rod;
The telescopic plate is provided with a triangular opening and a circular opening, the triangular opening and the circular opening form a group of openings, the telescopic plate is provided with a plurality of groups of openings, the connecting rod and the triangular bolt are provided with openings, one end of the oblique sliding block penetrates through the openings of the circular bolt and the triangular bolt, the oblique sliding block is provided with an inclined surface, and the maximum force which can be borne by the driving cylinder is greater than the maximum force which can be borne by the safety block;
the rotating mechanism comprises a power mounting plate, a first power gear, a turnover shaft, a second motor, a second power gear, a spacing adjusting cylinder, a push rod and a cylinder connecting plate, the power mounting plate is fixedly arranged on a telescopic plate connected with the bucket assembly, the second motor is fixedly arranged on the power mounting plate, the second power gear is fixedly arranged on an output shaft of the second motor, the turnover shaft is rotatably arranged on the power mounting plate, the turnover frame and the first power gear are both fixedly arranged on the turnover shaft, the second power gear is meshed with the first power gear, the limiting cylinder and the spacing adjusting cylinder are both fixedly arranged on the roll-over stand, the push rod is fixedly arranged on a piston rod of the interval adjusting cylinder, one end of a cylinder connecting plate is fixedly arranged on the push rod, the other end of the cylinder connecting plate is fixedly connected with the interval adjusting mechanism, and the cylinder connecting plate is connected with the roll-over stand in a sliding mode;
When the second motor drives the second power gear to rotate, a piston rod of the limiting cylinder is separated from the power mounting plate, and when the second motor does not drive the second power gear to rotate, the piston rod of the limiting cylinder is connected with the power mounting plate, the number of the limiting cylinders is two, and four clamping rings are arranged on the power mounting plate;
the spacing adjustment mechanism comprises spacing adjustment sliding plates, a spacing adjustment fixing plate, a spacing adjustment rotating rod and a sliding rod, the sliding rod is slidably mounted on the turnover frame, the sliding rod is fixedly connected with the air cylinder connecting plate, the spacing adjustment fixing plate is fixedly mounted on the turnover frame, the spacing adjustment sliding plates and the spacing adjustment rotating rod are respectively provided with two spacing adjustment sliding plates, the two spacing adjustment sliding plates are respectively slidably mounted on the spacing adjustment fixing plate, and one end of the spacing adjustment rotating rod is rotatably mounted on the spacing adjustment sliding plates while the other end of the spacing adjustment rotating rod is rotatably mounted on the sliding rod.
2. A connecting structure of a bucket and an excavator according to claim 1, wherein: the excavator bucket mechanism comprises an excavator bucket fixing ring, a driven gear shaft, a driven gear, a driving gear and a motor I, the motor I is fixedly mounted on an interval adjusting sliding plate, the driving gear is fixedly mounted on an output shaft of the motor I, the driven gear shaft is rotatably mounted on the interval adjusting sliding plate, the driven gear is fixedly mounted on the driven gear shaft and is meshed with the driving gear, the excavator bucket fixing ring is fixedly mounted on an excavator bucket, the excavator bucket fixing ring, the driven gear shaft, the driven gear, the driving gear and the motor I are all provided with two, a groove is formed in the excavator bucket fixing ring, and a convex block is arranged on the driven gear shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110711871.4A CN113431113B (en) | 2021-06-25 | 2021-06-25 | Connecting structure of excavator bucket and excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110711871.4A CN113431113B (en) | 2021-06-25 | 2021-06-25 | Connecting structure of excavator bucket and excavator |
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| Publication Number | Publication Date |
|---|---|
| CN113431113A CN113431113A (en) | 2021-09-24 |
| CN113431113B true CN113431113B (en) | 2022-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110711871.4A Active CN113431113B (en) | 2021-06-25 | 2021-06-25 | Connecting structure of excavator bucket and excavator |
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| CN112227440A (en) * | 2020-10-10 | 2021-01-15 | 湖南省东新机械科技有限公司 | Multipurpose small-sized wheel type excavator and using method thereof |
| CN112227444A (en) * | 2020-10-22 | 2021-01-15 | 重庆北永建设工程有限公司 | Ditch excavating equipment |
| KR102224474B1 (en) * | 2020-10-07 | 2021-03-05 | 손광욱 | Excavator with rotating links for improved wear resistance |
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2021
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| CN112227440A (en) * | 2020-10-10 | 2021-01-15 | 湖南省东新机械科技有限公司 | Multipurpose small-sized wheel type excavator and using method thereof |
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