CN110241875A - A kind of excavator hydraulic quick-change device - Google Patents
A kind of excavator hydraulic quick-change device Download PDFInfo
- Publication number
- CN110241875A CN110241875A CN201910598871.0A CN201910598871A CN110241875A CN 110241875 A CN110241875 A CN 110241875A CN 201910598871 A CN201910598871 A CN 201910598871A CN 110241875 A CN110241875 A CN 110241875A
- Authority
- CN
- China
- Prior art keywords
- oil cylinder
- excavator
- double head
- hydraulic
- quick
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 210000000245 forearm Anatomy 0.000 claims abstract description 7
- 238000010276 construction Methods 0.000 claims abstract description 4
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000003466 welding Methods 0.000 abstract description 3
- 238000009412 basement excavation Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 39
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000010727 cylinder oil Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
-
- 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
- E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
-
- 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
- E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
- E02F3/3663—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat hydraulically-operated
-
- 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
- E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
- E02F3/3668—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat where engagement is effected by a mechanical lever or handle
-
- 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
- E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
- E02F3/3672—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat where disengagement is effected by a mechanical lever or handle
-
- 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
Landscapes
- 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 kind of excavator hydraulic quick-change devices, the both ends of hydraulic cylinder are hatch frame, oil cylinder shaft there are two being respectively set on the inside of the both ends of hydraulic cylinder, it is the connecting plate of slab construction in the middle part of quick change main body, both sides of the upper end edge of connecting plate be separately connected there are two be used for connecting excavator forearm front end otic placode, two fixed plates are connected separately at the both sides of the edge of connecting plate lower end face, it is provided in two fixed plates between two groups of opposite mounting holes in position and every group of mounting hole and is respectively arranged with double head oil cylinder, the logical welding of the hydraulic cylinder both sides of the face of double head oil cylinder is connected with the inside side walls of two fixed plates respectively, two oil cylinder shafts of double head oil cylinder are each passed through the mounting hole in two fixed plates, the present invention is logical to realize being rapidly assembled and disassembled for scraper bowl and other accessories, excavation can be completed in driver in driver's cabin The quick change replacement operation of machine fore device, significantly promotes working efficiency, lowers the function of production cost.
Description
Technical field
The present invention relates to excavator technical field, specifically a kind of excavator hydraulic quick-change device.
Background technique
Excavator, also known as excavating machinery, also known as excavator are with scraper bowl excavation higher or lower than the material for holding machine side, and
It is packed into haulage vehicle or unloads to the earthmoving machinery of rickyard, the material that excavator excavates is mainly soil, coal, silt and process
Soil and rock after pre- pine, from the point of view of the development of engineering machinery in recent years, the development of excavator is relatively fast, and excavator is
As one of engineering machinery most important in engineering construction, most important three parameters of excavator: Operating Weight (quality) starts
Machine power and Bucket capacity.
Excavator in the daily work, often encounters different working environments, or need the case where adopting different accessories,
Common excavator needs manual operation when replacing scraper bowl or accessory, and the connecting component of excavator fore device is torn open
It unloads down, then driver operates excavator again and goes to go at the target accessory to be replaced, then via manually being installed manually
And excavator fore device is locked, also mesh the shortcomings that not only inefficiency, and labor intensive, manual operation is inaccurate
So.
Therefore it is easy to operate to design one kind, the replacement of excavator fore device is efficient and convenient, and installation accuracy is accurate, in driver's cabin
Replacement can be completed, improves the fast replacing device of working efficiency, exactly inventor will solve the problems, such as.
Summary of the invention
In view of the deficiencies of the prior art, the object of the present invention is to provide a kind of excavator hydraulic quick-change device, it is able to achieve behaviour
Facilitate, the replacement of excavator fore device is efficient and convenient, and installation accuracy is accurate, and replacement can be completed in driver's cabin, improves work
The function of efficiency.
The technical solution adopted by the present invention to solve the technical problems is: a kind of excavator hydraulic quick-change device comprising
Quick change main body, double head oil cylinder, the double head oil cylinder are made of hydraulic cylinder, oil cylinder shaft, and the both ends of the hydraulic cylinder are
Hatch frame is respectively set on the inside of the both ends of the hydraulic cylinder there are two oil cylinder shaft, is plate in the middle part of the quick change main body
The connecting plate of structure, both sides of the upper end edge of the connecting plate are separately connected that there are two for connecting excavator forearm front end
Otic placode, be connected separately with two fixed plates at the both sides of the edge of the connecting plate lower end face, be provided with two in described two fixed plates
Double head oil cylinder, the hydraulic cylinder two of the double head oil cylinder are respectively arranged between the opposite mounting hole in group position and every group of mounting hole
The logical welding in side end face is connected with the inside side walls of two fixed plates respectively, and two oil cylinder shafts of the double head oil cylinder are worn respectively
Cross the mounting hole in two fixed plates.
Further, the otic placode of quick change main body upper end passes through connection pin shaft, the front end of fixture nut and excavator forearm
It is connected, target accessory upper end to be replaced is respectively provided with there are two connection otic placode structure and opens respectively in two connection otic placode structures
The mounting hole for having two groups of positions opposite, when replacing accessory, the lower end of the quick change main body be arranged between two connection otic placodes and
The oil cylinder shaft of two double head oil cylinders is inserted into respectively on the inside of the circular mounting hole in two connection otic placodes.
Further, the double head oil cylinder by the hydraulic system of piping connection excavator and each double head oil cylinder on the inside of
Two oil cylinder shaft synchronous operations.
Further, the oil cylinder shaft is towards being provided with chamfering structure at one end end face edge in outside.
The beneficial effects of the present invention are:
1. the present invention by manually in driver's cabin control quick change main body on two double head oil cylinders movement, realize scraper bowl and its
His accessory is rapidly assembled and disassembled, and the quick change replacement operation of excavator fore device can be completed in driver in driver's cabin, greatly
Amplitude promotes working efficiency, lowers the function of production cost.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is hydraulic schematic diagram of the invention.
Description of symbols: 1- quick change main body；2- hydraulic cylinder；3- oil cylinder shaft；4- accessory.
Specific embodiment
Present invention will be further explained below with reference to specific examples, it should be appreciated that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, those skilled in the art
Member can make various changes or modifications the present invention, and such equivalent forms are also fallen within defined by application the appended claims
Range.
It is structural schematic diagram of the invention, hydraulic schematic diagram referring to Fig. 1 to 2 comprising quick change main body 1, double head oil cylinder, it is double
Hair oil cylinder is made of hydraulic cylinder 2, oil cylinder shaft 3, and the both ends of hydraulic cylinder 2 are hatch frame, in the both ends of hydraulic cylinder 2
Side is respectively set there are two oil cylinder shaft 3, is the connecting plate of slab construction, both sides of the upper end of connecting plate in the middle part of quick change main body 1
Edge is separately connected there are two the otic placode for being used for connecting excavator forearm front end, and connecting plate lower end face connects respectively at both sides of the edge
It connects there are two fixed plate, is provided between two groups of opposite mounting holes in position and every group of mounting hole and is respectively arranged in two fixed plates
Double head oil cylinder, the logical welding of 2 both sides of the face of hydraulic cylinder of double head oil cylinder is connected with the inside side walls of two fixed plates respectively, double
Two oil cylinder shafts 3 of hair oil cylinder are each passed through the mounting hole in two fixed plates.
The otic placode of 1 upper end of quick change main body is connected by connection pin shaft, fixture nut with the front end of excavator forearm, to more
4 upper end of target accessory changed is respectively provided with there are two connection otic placode structure and has two groups of positions in two connection otic placode structures
Opposite mounting hole, when replacing accessory 4, the lower end of quick change main body 1 is arranged between two connection otic placodes and two double head oil cylinders
Oil cylinder shaft 3 be inserted on the inside of the circular mounting hole in two connection otic placodes respectively, double head oil cylinder is dug by piping connection
Two 3 synchronous operations of oil cylinder shaft on the inside of the hydraulic system of pick machine and each double head oil cylinder, oil cylinder shaft 3 towards outside one
Chamfering structure is provided at the end face edge of end.
After the excavator installation present invention, driver is by manipulation guide control stick in drivers' cab, and oil cylinder shaft 3 is hydraulic
Stretch under the action of oil, 4 device of the accessories such as scraper bowl otic placode mounting hole insertion locking or retract release, realize scraper bowl with
And other accessories 4 are rapidly assembled and disassembled, oil cylinder shaft 3 is equipped with ramp down angle, when stretching convenient for oil cylinder oil cylinder shaft 3 smoothly into
Enter axis hole, two group oil cylinder piping connections are equipped with hydraulic lock, unclamp after preventing oil cylinder from leaking, unified oil circuit, while realizing two oil
Cylinder movement synchronizes.
The present invention by manually in driver's cabin control quick change main body 1 on two double head oil cylinders movement, realize scraper bowl with
And other accessories 4 are rapidly assembled and disassembled, the quick change replacement that excavator fore device can be completed in driver in driver's cabin is made
Industry significantly promotes working efficiency, lowers the function of production cost.
Claims (4)
1. a kind of excavator hydraulic quick-change device, it is characterised in that: including quick change main body, double head oil cylinder, the double head oil cylinder by
Hydraulic cylinder, oil cylinder shaft composition, the both ends of the hydraulic cylinder are hatch frame, are divided on the inside of the both ends of the hydraulic cylinder
It She Zhi be not the connecting plate of slab construction, the upper surface two of the connecting plate there are two oil cylinder shaft, the quick change main body middle part
Two otic placodes for connecting excavator forearm front end are connected separately at side edge, at the both sides of the edge of the connecting plate lower end face
It is separately connected there are two fixed plate, is provided between two groups of opposite mounting holes in position and every group of mounting hole in described two fixed plates
It is respectively arranged with double head oil cylinder, the hydraulic cylinder both sides of the face of the double head oil cylinder are logical to weld the inside with two fixed plates respectively
Side wall is connected, and two oil cylinder shafts of the double head oil cylinder are each passed through the mounting hole in two fixed plates.
2. a kind of excavator hydraulic quick-change device according to claim 1, it is characterised in that: quick change main body upper end
Otic placode is connected by connection pin shaft, fixture nut with the front end of excavator forearm, and target accessory upper end to be replaced is respectively provided with
There are two two groups of opposite mounting holes in position are had in connection otic placode structure and two connection otic placode structures, accessory is replaced
When, the lower end of the quick change main body is arranged between two connection otic placodes and the oil cylinder shaft of two double head oil cylinders is inserted into respectively
On the inside of circular mounting hole in two connection otic placodes.
3. a kind of excavator hydraulic quick-change device according to claim 1, it is characterised in that: the double head oil cylinder passes through
Two oil cylinder shaft synchronous operations on the inside of the hydraulic system of piping connection excavator and each double head oil cylinder.
4. a kind of excavator hydraulic quick-change device according to claim 1, it is characterised in that: the oil cylinder shaft is outside
Chamfering structure is provided at one end end face edge of side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910598871.0A CN110241875A (en) | 2019-07-04 | 2019-07-04 | A kind of excavator hydraulic quick-change device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910598871.0A CN110241875A (en) | 2019-07-04 | 2019-07-04 | A kind of excavator hydraulic quick-change device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110241875A true CN110241875A (en) | 2019-09-17 |
Family
ID=67890972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910598871.0A Pending CN110241875A (en) | 2019-07-04 | 2019-07-04 | A kind of excavator hydraulic quick-change device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110241875A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113005973A (en) * | 2021-04-01 | 2021-06-22 | 北京科技大学 | Automatic loading and unloading device |
| CN115506430A (en) * | 2022-10-20 | 2022-12-23 | 泰安市腾宇重工有限公司 | Loader with bucket capable of being quickly disassembled and assembled and disassembling method thereof |
| TWI801258B (en) * | 2022-06-07 | 2023-05-01 | 高興貿易股份有限公司 | Control device of electric-free bucket changing device for construction machinery |
| CN116876593A (en) * | 2023-07-18 | 2023-10-13 | 山东铭德港城机械有限公司 | Quick-change structure of excavator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06108489A (en) * | 1992-09-28 | 1994-04-19 | Yutani Heavy Ind Ltd | Attaching method of bucket by bucket attaching device |
| KR200262747Y1 (en) * | 2001-10-11 | 2002-03-18 | 송복석 | The apparatus for auto clamping of large excavator |
| CN201534986U (en) * | 2009-07-03 | 2010-07-28 | 厦门厦工小型机械有限公司 | Hydraulic quick-change rack for micro-loading machine |
| CN203684301U (en) * | 2013-11-28 | 2014-07-02 | 徐工集团工程机械股份有限公司道路机械分公司 | Hydraulic quick-change device for working tool of excavator |
| CN203781767U (en) * | 2014-03-17 | 2014-08-20 | 厦门厦金机械股份有限公司 | Forklift attachment quick-change bracket |
| CN210315714U (en) * | 2019-07-04 | 2020-04-14 | 山重建机有限公司 | Hydraulic quick-change device of excavator |
-
2019
- 2019-07-04 CN CN201910598871.0A patent/CN110241875A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06108489A (en) * | 1992-09-28 | 1994-04-19 | Yutani Heavy Ind Ltd | Attaching method of bucket by bucket attaching device |
| KR200262747Y1 (en) * | 2001-10-11 | 2002-03-18 | 송복석 | The apparatus for auto clamping of large excavator |
| CN201534986U (en) * | 2009-07-03 | 2010-07-28 | 厦门厦工小型机械有限公司 | Hydraulic quick-change rack for micro-loading machine |
| CN203684301U (en) * | 2013-11-28 | 2014-07-02 | 徐工集团工程机械股份有限公司道路机械分公司 | Hydraulic quick-change device for working tool of excavator |
| CN203781767U (en) * | 2014-03-17 | 2014-08-20 | 厦门厦金机械股份有限公司 | Forklift attachment quick-change bracket |
| CN210315714U (en) * | 2019-07-04 | 2020-04-14 | 山重建机有限公司 | Hydraulic quick-change device of excavator |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113005973A (en) * | 2021-04-01 | 2021-06-22 | 北京科技大学 | Automatic loading and unloading device |
| CN113005973B (en) * | 2021-04-01 | 2022-05-13 | 北京科技大学 | Automatic loading and unloading device |
| TWI801258B (en) * | 2022-06-07 | 2023-05-01 | 高興貿易股份有限公司 | Control device of electric-free bucket changing device for construction machinery |
| CN115506430A (en) * | 2022-10-20 | 2022-12-23 | 泰安市腾宇重工有限公司 | Loader with bucket capable of being quickly disassembled and assembled and disassembling method thereof |
| CN116876593A (en) * | 2023-07-18 | 2023-10-13 | 山东铭德港城机械有限公司 | Quick-change structure of excavator |
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