CN112482467A - Full hydraulic drive rotating and horizontal posture adjusting quick-change coupler - Google Patents
Full hydraulic drive rotating and horizontal posture adjusting quick-change coupler Download PDFInfo
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- CN112482467A CN112482467A CN202011320619.2A CN202011320619A CN112482467A CN 112482467 A CN112482467 A CN 112482467A CN 202011320619 A CN202011320619 A CN 202011320619A CN 112482467 A CN112482467 A CN 112482467A
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- machine tool
- slewing bearing
- hydraulic
- horizontal posture
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- 230000007246 mechanism Effects 0.000 claims abstract description 65
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 18
- 239000003921 oil Substances 0.000 claims description 13
- 230000001360 synchronised effect Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 229910001339 C alloy Inorganic materials 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 6
- 239000000956 alloy Substances 0.000 claims description 6
- 239000011195 cermet Substances 0.000 claims description 6
- 238000011065 in-situ storage Methods 0.000 claims description 6
- 238000010791 quenching Methods 0.000 claims description 6
- 230000000171 quenching effect Effects 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000005496 tempering Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 230000036544 posture Effects 0.000 description 19
- INZDTEICWPZYJM-UHFFFAOYSA-N 1-(chloromethyl)-4-[4-(chloromethyl)phenyl]benzene Chemical compound C1=CC(CCl)=CC=C1C1=CC=C(CCl)C=C1 INZDTEICWPZYJM-UHFFFAOYSA-N 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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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
- E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
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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
- E02F3/36—Component parts
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3677—Devices to connect tools to arms, booms or the like allowing movement, e.g. rotation or translation, of the tool around or along another axis as the movement implied by the boom or arms, e.g. for tilting 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
- E02F3/36—Component parts
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3677—Devices to connect tools to arms, booms or the like allowing movement, e.g. rotation or translation, of the tool around or along another axis as the movement implied by the boom or arms, e.g. for tilting buckets
- E02F3/3681—Rotators
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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)
- Earth Drilling (AREA)
Abstract
The invention discloses a full hydraulic drive rotation and horizontal posture adjustment quick-change coupler, which comprises a connecting lug plate, a 360-degree rotation mechanism, a horizontal posture adjustment swing mechanism and a machine tool connecting and locking mechanism which are sequentially connected from top to bottom, wherein the connecting lug plate is used for being connected with a movable arm of an excavator through a connecting rod; the 360-degree rotating mechanism comprises an external structure body, and a hydraulic motor, a driving gear and a slewing bearing are mounted on the external structure body; the horizontal fund-regulating swing mechanism comprises an upper balance plate and a lower balance plate which are connected by a rotating shaft, and hydraulic oil cylinders are arranged on two sides of the rotating shaft; the machine tool connecting and locking mechanism comprises a machine tool connecting body, a front lock and a rear lock. The full hydraulic drive rotation and horizontal posture adjustment quick-change coupler has the advantages that under the condition that a host machine of an excavator does not move, the coupler can be actively adjusted to adapt to quick connection and connection of engineering machines and tools with different distances, different horizontal inclination angles and different placing directions, and is widely suitable for connecting the excavator with working machines such as a bucket, a crushing tool, a gripping tool and the like.
Description
Technical Field
The invention belongs to the field of excavators and engineering machinery thereof, and particularly relates to a quick-change part of a multifunctional excavator.
Background
The excavator is the most widely used machine of the engineering machinery, and with the continuous widening of the application field of the engineering machinery and the increasingly deep robot changing requirement, the excavator is utilized to carry out various operations such as digging, crushing, shearing, lifting, grabbing and the like, and various quick-change devices need to be researched and manufactured to connect the excavator and various working machines and tools, so that various operation requirements are met.
The core problem in achieving the multiple functions of an excavator is to manufacture a suitable quick-change coupler. The invention relates to a screw-type, plug-in and other manually assembled and disassembled quick-change coupler which is invented and manufactured firstly. CN102418357A simple quick-change device for hydraulic excavator, the invention relates to a fixed integrated quick-change device, and the connection part with the machine is characterized by plug-in pin shaft connection.
The invention develops a hydraulic quick-change coupler, realizes the replacement and locking with a working machine tool through the extension and contraction of an oil cylinder, and gradually invents an integrated hydraulic quick-change and deflection type quick-change coupler. CN110241875A hydraulic quick-change device for excavator is a double-head telescopic hydraulic oil cylinder. The quick plug-in connection is realized, and CN102926420A quick-change device for accessories of a hydraulic excavator is invented and fixed to be integrally and quickly changed, and is connected with an implement through double openings, and an inclined hydraulic oil cylinder drives a sliding block to be locked.
The universal quick-change coupler further realizes the immobility of the host and the machine tool, the quick-change self-adjustment of the machine position, and the quick automatic connection and unlocking become a new development direction. CN101550706A hydraulic rotating quick-change coupler for excavator bucket invents that 360-degree rotation of a revolving body is realized by driving a worm gear, and a hydraulic oil cylinder drives a sliding block to lock and unlock; CN106049592A deflection quick-change device and hydraulic excavator for hydraulic excavator tools and tools provides a swing hydraulic oil cylinder and deflection shaft mechanism to realize quick-change deflection; CN103276758A deflectable quick-change device for hydraulic excavator, the invention connects the quick-change upper and lower parts through hinge joint, the single-side swing oil cylinder is connected with the quick-change upper and lower connectors, the quick-change side is driven to deflect and incline, and the posture adjustment of the quick-change coupler is realized.
However, the integrated or split quick-change coupler and the hydraulic locking and deflection functional coupler have certain limitations, and still cannot meet the requirements that the main machine and the machine tool are not moved, the posture is automatically adjusted through quick change, and the machine tool is quickly butted with working machines with different placing postures. The invention relates to a full hydraulic driving principle, a method for realizing 360-degree rotation of a slewing bearing, horizontal posture adjustment of double swing oil cylinders, butt joint of double-opening machines and tools, double hydraulic and spring-driven locking connection and the like, and the quick butt joint of the rotation, the horizontal posture adjustment and the height posture adjustment with the machines and tools can be simultaneously or independently realized under the matching of a movable arm and a bucket rod of an excavator, so that the invention has the advantages of convenient operation, quick butt joint and safety.
Disclosure of Invention
In view of the situations that the integrated quick-change coupler is simple, the deflection function of the split quick-change coupler is insufficient, the actual operation and installation are time-consuming and long, and manual matching is often needed. The invention aims to provide a full hydraulic drive rotating and horizontal posture adjusting quick-change coupler to solve the problems.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a full hydraulic drive is rotatory, appearance quick change coupler is transferred to level, includes that top-down links to each other in proper order connects otic placode, 360 degrees rotary mechanism, horizontal money transfer swing mechanism and machines and connects and the locking mechanism, wherein:
the connecting lug plate is used for being connected with a movable arm of the excavator through a connecting rod;
the 360-degree rotating mechanism comprises an external structure body, a hydraulic motor, a driving gear and a slewing bearing are mounted on the external structure body, the slewing bearing consists of a slewing bearing rotating ring and a slewing bearing fixing ring, the slewing bearing rotating ring is fixedly connected with the horizontal fund transferring and swinging mechanism, and the slewing bearing fixing ring is fixedly connected with the external structure body; the hydraulic motor drives the driving gear to rotate, the driving gear drives the slewing bearing rotor to rotate, and the slewing bearing rotor drives the lower horizontal resource regulating swing mechanism, the machine tool connection and locking mechanism to rotate together;
the horizontal fund-regulating swing mechanism comprises an upper balance plate and a lower balance plate which are connected by a rotating shaft, hydraulic oil cylinders are arranged on two sides of the rotating shaft, the upper balance plate is connected with a slewing bearing rotating ring, and the lower balance plate is connected with a machine tool and a locking mechanism; the hydraulic drive hydraulic oil cylinder stretches out and draws back to enable the lower balance plate to rotate around the connecting shaft;
the machine tool connecting and locking mechanism comprises a machine tool connecting body, a front lock and a rear lock, the machine tool connecting body is fixedly connected with a lower balance plate of the horizontal posture adjusting mechanism, the front lock and the rear lock are arranged at the lower end of the machine tool connecting body in tandem, the rear lock comprises double hydraulic synchronous oil cylinders, a movable braking snap ring and a locking spring, one end of each double hydraulic synchronous oil cylinder is hinged with the machine tool connecting body, the other end of each double hydraulic synchronous oil cylinder is hinged with the movable braking snap ring, one end of each locking spring is fixed with the machine tool connecting body, and the other end of each locking spring is hinged with; the front lock and the rear lock are used for locking a connecting shaft of the machine tool.
Furthermore, the connecting lug plate is fixedly connected with an external structure body of the 360-degree rotating mechanism in a welding mode.
Furthermore, the driving gear, the slewing bearing fixing ring and the external structure body are fixedly connected through bolts; the rotary support rotating ring is fixedly connected with the horizontal capital adjusting swing mechanism through bolts.
Further, the 360-degree rotating mechanism comprises a flow divider, and the flow divider is communicated with a hydraulic pipeline.
Further, the hydraulic oil cylinder is of a bimetal structure, the inner wall material of the hydraulic oil cylinder is an in-situ growth boride cermet material, and the in-situ growth boride cermet material comprises the following components in percentage by mass: 45.0-52.0% of Mo, 4.3-6.1% of B, 6.0-9.0% of Cr, 2.5-3.0% of Ni, 1.0-2.0% of VC (vanadium carbide), and the balance of Fe.
Furthermore, the surfaces of the movable brake snap rings of the front lock and the rear lock are coated with wear-resistant alloy layers in a melting mode through plasma, and the wear-resistant alloy layers comprise the following elements in percentage by mass: 12.0-15.0% of Cr, 9.0-12.0% of Fe, 3.5-4.0% of Si, 0.45-0.55% of C, 2.0-3.0% of B and the balance of Ni.
Further, the driving gear and the slewing bearing are made of medium carbon alloy steel, the medium carbon alloy steel is treated by a heat treatment strengthening process, and the heat treatment strengthening process sequentially comprises quenching, high-temperature tempering, induction quenching and low-temperature tempering.
Furthermore, the machine tool connecting body is connected with the lower balance plate in a welding mode.
The invention has the beneficial effects that: the invention provides a full hydraulic drive rotation and horizontal posture adjustment quick-change coupler, which is a core part of multifunctional engineering machinery for developing one host and a plurality of working machines.
The invention has the characteristics of distance movement, 360-degree omnibearing rotation, horizontal swinging posture adjustment, flexible locking and unlocking combination, is driven by full hydraulic power, can independently act and simultaneously act, greatly improves the replacement efficiency and the safety performance of the working machine, realizes the quick replacement of different storage positions and postures of the working machine, and realizes the conversion of the excavator to multifunctional working machinery.
Drawings
FIG. 1 is a structural diagram of a fully hydraulic drive rotary, horizontal posture adjustment quick change coupler of the present invention;
FIG. 2 is a structural view of a 360 degree rotating mechanism;
FIG. 3 is a block diagram of a horizontal funding swing mechanism;
fig. 4 is a block diagram of the implement attachment and hitch mechanism.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1, a fully hydraulic drive rotation and horizontal posture adjustment quick-change coupler comprises a connection lug plate 1, a 360-degree rotation mechanism 2, a horizontal posture adjustment swing mechanism 3 and a machine tool connection and locking mechanism 4 which are sequentially connected from top to bottom.
The connecting lug plate 1 is used for being connected with a movable arm of the excavator through a connecting rod, and is fixedly connected with an external structural body 25 of the 360-degree rotating mechanism 2 through a welding mode.
As shown in fig. 2, the 360-degree rotating mechanism 2 comprises an outer structural body 25, a hydraulic motor 21, a flow divider 24, a driving gear 22 and a slewing bearing 23 are mounted on the outer structural body 25, the flow divider 24 is communicated with a hydraulic pipeline, the slewing bearing 23 is composed of a slewing bearing rotating ring 231 and a slewing bearing fixing ring 232, the slewing bearing rotating ring 231 is fixedly connected with the horizontal resource regulating swing mechanism 3, and the slewing bearing fixing ring 232 is fixedly connected with the outer structural body 25; the hydraulic motor 21 drives the driving gear 22 to rotate, the driving gear 22 drives the pivoting support rotating body 231 to rotate, and the pivoting support rotating body 231 drives the lower horizontal resource adjusting swing mechanism 3 and the machine tool connecting and locking mechanism 4 to rotate together. Wherein, the driving gear 22, the slewing bearing fixing ring 232 and the external structure 25 are fixedly connected through bolts; the rotary support rotary ring 231 is fixedly connected with the horizontal capital adjusting swing mechanism 3 through bolts. The flow divider 24 is in communication with the hydraulic circuit.
As shown in fig. 3, the horizontal investment-adjusting swing mechanism 3 comprises an upper balance plate 31 and a lower balance plate 32 connected by a rotating shaft 33, hydraulic cylinders 34 are arranged at both sides of the rotating shaft 33, the upper balance plate 31 is connected with a rotary ring 231 of a slewing bearing, and the lower balance plate 32 is connected with the implement connecting and locking mechanism 4; the lower balance plate 32 rotates around the connecting shaft 33 by the extension and retraction of the hydraulic oil cylinder 34 driven by hydraulic pressure, and the lower balance plate 32 and the machine connecting and locking mechanism 4 connected with the lower balance plate obtain a certain inclination angle, so that the lower balance plate is conveniently butted with a machine.
The machine tool connecting and locking mechanism 4 comprises a machine tool connecting body 42, a front lock 41 and a rear lock, the machine tool connecting body 42 is welded with the lower balance plate 32 of the horizontal posture adjusting mechanism 3, the front lock 41 and the rear lock are arranged at the lower end of the machine tool connecting body 42 in tandem, the rear lock comprises a double-hydraulic synchronous oil cylinder 43, a movable brake snap ring 45 and a locking spring 44, one end of the double-hydraulic synchronous oil cylinder 43 is hinged with the machine tool connecting body 42, the other end of the double-hydraulic synchronous oil cylinder is hinged with the movable brake snap ring 45, one end of the locking spring 44 is fixed with the machine tool connecting body 42, and the other end of the locking spring; the front lock 41 and the rear lock are used for locking the connecting shaft 5 of the implement. The front lock 41 is clamped with the connecting shaft 5 at one end of the machine tool in place, the double hydraulic synchronous oil cylinders 43 are driven to stretch and retract through hydraulic pressure, the movable brake snap ring 45 of the rear lock is driven to lock the connecting shaft 5 at the other end of the machine tool, and the locking spring 44 is locked at the same time.
The hydraulic oil cylinder 34 is of a bimetal structure, the inner wall material of the hydraulic oil cylinder is an in-situ growth boride cermet material, and the in-situ growth boride cermet material comprises the following components in percentage by mass: 45.0-52.0% of Mo, 4.3-6.1% of B, 6.0-9.0% of Cr, 2.5-3.0% of Ni, 1.0-2.0% of VC (vanadium carbide), and the balance of Fe.
The surfaces of the front lock 41 and the movable braking clamp ring 45 of the rear lock are coated with wear-resistant alloy layers through plasma fusion, and the wear-resistant alloy layers comprise the following elements in percentage by mass: 12.0-15.0% of Cr, 9.0-12.0% of Fe, 3.5-4.0% of Si, 0.45-0.55% of C, 2.0-3.0% of B and the balance of Ni.
The driving gear and the slewing bearing are made of medium carbon alloy steel, and the medium carbon alloy steel is treated by a heat treatment strengthening process which sequentially comprises quenching, high-temperature tempering, induction quenching and low-temperature tempering.
The full hydraulic drive rotation and horizontal posture adjustment quick-change coupler can be driven independently or simultaneously to achieve the functions of distance adjustment, 360-degree free rotation, free swing adjustment of horizontal posture, free butt joint with a working machine, flexible locking and unlocking and the like. The upper mechanism can drive all the lower mechanisms to act together, and the movable arm and the connecting rod of the excavator drive the connecting lug plate to drive the 360-degree rotating mechanism, the horizontal capital adjusting and swinging mechanism, the machine tool connecting mechanism and the connecting mechanism of the lower layer of the connecting lug plate to move far and near with the same step travel distance. The hydraulic motor 21 drives the driving gear 22 to rotate, drives the slewing bearing 23 to rotate, drives the 360-degree rotating mechanism 2 to rotate along the axial direction, and drives the lower-layer horizontal fund-regulating swinging mechanism 3, the machine tool connection and the connecting mechanism 4 to synchronously rotate for 360 degrees. The hydraulic cylinder drives the upper balance plate 31 and the lower balance plate 32 of the horizontal capital adjusting swing mechanism 3 to swing horizontally around the rotating shaft 33 in a telescopic way, so as to drive the lower-layer machine tool to connect and the connected mechanism 4 to synchronously swing horizontally.
The working principle of the invention is as follows: and starting the hydraulic motor to drive the driving gear to rotate and drive the rotating ring of the slewing bearing to rotate, so that the part below the quick-change rotating body can rotate by 360 degrees. And opening the hydraulic oil cylinder to drive the balance plate at the lower part of the horizontal capital adjustment swinging mechanism to swing, and driving the machine tool connection and the connected mechanism to adjust the horizontal position and the posture. The hydraulic oil cylinder is opened to drive the movable brake snap ring of the lockset to rotate, so that the machine tool is locked.
Claims (8)
1. A full hydraulic drive rotation, horizontal posture adjustment quick change coupler which is characterized in that: connect otic placode (1), 360 degrees rotary mechanism (2), horizontal fund transfer swing mechanism (3) and machines that link to each other in proper order including top-down and connect and locking mechanism (4), wherein:
the connecting lug plate (1) is used for being connected with a movable arm of the excavator through a connecting rod;
the 360-degree rotating mechanism (2) comprises an external structure body (25), a hydraulic motor (21), a driving gear (22) and a slewing bearing (23) are mounted on the external structure body (25), the slewing bearing (23) consists of a slewing bearing rotating ring (231) and a slewing bearing fixing ring (232), the slewing bearing rotating ring (231) is fixedly connected with the horizontal resource regulating swing mechanism (3), and the slewing bearing fixing ring (232) is fixedly connected with the external structure body (25); the hydraulic motor (21) drives the driving gear (22) to rotate, the driving gear (22) drives the slewing bearing rotating body (231) to rotate, and the slewing bearing rotating body (231) drives the horizontal resource regulating swinging mechanism (3) and the machine connecting and locking mechanism (4) on the lower layer to rotate together;
the horizontal investment adjustment swing mechanism (3) comprises an upper balance plate (31) and a lower balance plate (32) which are connected through a rotating shaft (33), hydraulic oil cylinders (34) are arranged on two sides of the rotating shaft (33), the upper balance plate (31) is connected with a slewing bearing rotating ring (231), and the lower balance plate (32) is connected with a machine tool and a locking mechanism (4); the lower balance plate (32) rotates around the connecting shaft (33) by hydraulically driving the hydraulic oil cylinder (34) to stretch;
the machine tool connecting and locking mechanism (4) comprises a machine tool connecting body (42), a front lock (41) and a rear lock, the machine tool connecting body (42) is fixedly connected with a lower balance plate (32) of the horizontal posture adjusting mechanism (3), the front lock (41) and the rear lock are arranged at the lower end of the machine tool connecting body (42) in tandem, the rear lock comprises a double-hydraulic synchronous oil cylinder (43), a movable braking snap ring (45) and a locking spring (44), one end of the double-hydraulic synchronous oil cylinder (43) is hinged with the machine tool connecting body (42), the other end of the double-hydraulic synchronous oil cylinder is hinged with the movable braking snap ring (45), one end of the locking spring (44) is fixed with the machine tool connecting body (42), and the other end of the locking spring is hinged with; the front lock (41) and the rear lock are used for locking a connecting shaft (5) of the machine tool.
2. The fully hydraulic drive rotary and horizontal posture adjustment quick-change coupler as claimed in claim 1, wherein: the connecting lug plate (1) is fixedly connected with an external structure body (25) of the 360-degree rotating mechanism (2) in a welding mode.
3. The fully hydraulic drive rotary and horizontal posture adjustment quick-change coupler as claimed in claim 1, wherein: the driving gear (22), the slewing bearing fixing ring (232) and the external structure body (25) are fixedly connected through bolts; the rotary support rotating ring (231) is fixedly connected with the horizontal capital adjusting swing mechanism (3) through bolts.
4. The fully hydraulic drive rotary and horizontal posture adjustment quick-change coupler as claimed in claim 1, wherein: the 360-degree rotating mechanism (2) comprises a flow divider (24), and the flow divider (24) is communicated with a hydraulic pipeline.
5. The fully hydraulic drive rotary and horizontal posture adjustment quick-change coupler as claimed in claim 1, wherein: the hydraulic oil cylinder (34) is of a bimetal structure, the inner wall material of the hydraulic oil cylinder is an in-situ growth boride cermet material, and the in-situ growth boride cermet material comprises the following components in percentage by mass: 45.0-52.0% of Mo, 4.3-6.1% of B, 6.0-9.0% of Cr, 2.5-3.0% of Ni, 1.0-2.0% of VC and the balance of Fe.
6. The fully hydraulic drive rotary and horizontal posture adjustment quick-change coupler as claimed in claim 1, wherein: the surfaces of the movable braking clamping rings (45) of the front lock (41) and the rear lock are coated with wear-resistant alloy layers in a plasma melting mode, and the wear-resistant alloy layers comprise the following elements in percentage by mass: 12.0-15.0% of Cr, 9.0-12.0% of Fe, 3.5-4.0% of Si, 0.45-0.55% of C, 2.0-3.0% of B and the balance of Ni.
7. The fully hydraulic drive rotary and horizontal posture adjustment quick-change coupler as claimed in claim 1, wherein: the driving gear and the slewing bearing are made of medium carbon alloy steel, and the medium carbon alloy steel is treated by a heat treatment strengthening process which sequentially comprises quenching, high-temperature tempering, induction quenching and low-temperature tempering.
8. The fully hydraulic drive rotary and horizontal posture adjustment quick-change coupler as claimed in claim 1, wherein: the machine tool connecting body (42) is connected with the lower balance plate (32) in a welding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011320619.2A CN112482467A (en) | 2020-11-23 | 2020-11-23 | Full hydraulic drive rotating and horizontal posture adjusting quick-change coupler |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011320619.2A CN112482467A (en) | 2020-11-23 | 2020-11-23 | Full hydraulic drive rotating and horizontal posture adjusting quick-change coupler |
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| CN112482467A true CN112482467A (en) | 2021-03-12 |
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| CN202011320619.2A Pending CN112482467A (en) | 2020-11-23 | 2020-11-23 | Full hydraulic drive rotating and horizontal posture adjusting quick-change coupler |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113123385A (en) * | 2021-04-16 | 2021-07-16 | 湖南大学 | Full-automatic quick-change device for emergency rescue engineering equipment |
| CN113187003A (en) * | 2021-05-27 | 2021-07-30 | 中铁工程机械研究设计院有限公司 | Slotting device and ditching machine |
| CN114991233A (en) * | 2022-04-20 | 2022-09-02 | 张铁汉 | Hydraulic auxiliary tool installed between movable arm and working device of hydraulic excavator |
| CN115324602A (en) * | 2022-08-25 | 2022-11-11 | 四川蓝海智能装备制造有限公司 | Quick change mechanism and tunnel construction equipment |
| CN116145751A (en) * | 2023-02-10 | 2023-05-23 | 邹城市巨力机械有限公司 | Rotary driving shaft for excavator working device |
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