CN105442652B - A kind of engineering truck of more working arms - Google Patents

A kind of engineering truck of more working arms Download PDF

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Publication number
CN105442652B
CN105442652B CN201610008364.3A CN201610008364A CN105442652B CN 105442652 B CN105442652 B CN 105442652B CN 201610008364 A CN201610008364 A CN 201610008364A CN 105442652 B CN105442652 B CN 105442652B
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CN
China
Prior art keywords
arm
working
working arms
bucket
engineering truck
Prior art date
Application number
CN201610008364.3A
Other languages
Chinese (zh)
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CN105442652A (en
Inventor
罗宁
于永超
孙鹏飞
Original Assignee
厦门理工学院
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Publication date
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Priority to CN201610008364.3A priority Critical patent/CN105442652B/en
Publication of CN105442652A publication Critical patent/CN105442652A/en
Application granted granted Critical
Publication of CN105442652B publication Critical patent/CN105442652B/en

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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/96Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
    • E02F3/961Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements with several digging elements or tools mounted on one machine
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28Dredgers; 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
    • E02F3/36Component parts
    • E02F3/40Dippers; Buckets Grab device, e.g. manufacturing processes for buckets, form, geometry, material of buckets
    • E02F3/413Dippers; Buckets Grab device, e.g. manufacturing processes for buckets, form, geometry, material of buckets with grabbing device
    • E02F3/4136Dippers; Buckets Grab device, e.g. manufacturing processes for buckets, form, geometry, material of buckets with grabbing device with grabs mounted on a slidable or telescopic boom or arm
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28Dredgers; 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
    • E02F3/36Component parts
    • E02F3/42Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/43Control of dipper or bucket position; Control of sequence of drive operations
    • E02F3/431Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F5/00Dredgers or soil-shifting machines for special purposes
    • E02F5/30Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil

Abstract

The present invention provides a kind of engineering trucks of more working arms, and including pedestal, upper rotating disk and the control device being rotatably connected on pedestal, the arm component that works is movably arranged in rotating disk;Lifting assembly one end is articulated with rotating disk, the other end is articulated with work arm component and the arm component up and down motion that pushes the work forward;The arm component that works includes at least two working arms, those working arms are pushed by lifting assembly carry out individually or simultaneously operation respectively, wherein at least one working arm is slidably set in rotating disk, and those working arms carry out integration of operation close to rear by mutually sliding;Working arm includes the second bucket arm, and the front end of the second bucket arm is provided with attachment base, and it extends downward out engaging lug, and digging tool is connect by rotating disc with engaging lug rotary pin, and wherein digging tool is rotatably connected on rotating disc.Whereby, engineering truck of the invention can carry out various movement, adapt to the construction operation of different environment.

Description

A kind of engineering truck of more working arms

Technical field

The present invention relates to a kind of engineering machinery, the engineering truck of more working arms of especially a kind of engineering truck.

Background technique

Important mechanical equipment of the engineering truck in engineering construction, in communications and transportation, civil buildings, mining and municipal administration The places such as engineering are used widely, and are common a kind of important engineering machinery in various earth and rock works.Generally, engineering truck Etc. engineering machinery generally at an upper portion thereof on rotary body can pitching connect the work of the joint type being made of swing arm and bucket arm etc. dynamicly Industry machine.Scraper bowl, crushing machine, crusher or grab bucket etc. are installed in bucket arm front end in a manner of swinging up and down freely disintegrate and apply Work, civil construction construction etc..But since this engineering truck only has scraper bowl or grab bucket, it is difficult to various movements are carried out, In complicated construction environment when operation, when the movement grabbed and shoveled, then need with the use of more with different function Engineering truck could be completed to construct, and operating efficiency is seriously short of.

Since single armed type engineering truck is difficult to the problem of carrying out various movement, occurs a dual-arm engineering again at present Vehicle, Chinese Patent Application No. 201420309399.7, publication date on October 15th, 2014, a kind of entitled novel stride of invention Formula Double-arm hydraulic engineering truck, including running gear, engineering truck arm, it is characterized in that: the running gear includes supporting leg, supporting leg Upper end and one end of upper rotating disk are hinged, and the other end of upper rotating disk is connect with chassis and turntable revolute pair;The lower end of supporting leg with One end of lower rotating disc is hinged, and the other end of lower rotating disc is connect with steering wheel and rotation pin revolute pair, and steering wheel passes through axis It holds and is mounted on walking wheel;It is provided with right hydraulic cylinder between the side and rotation pin of supporting leg, in the another of supporting leg Left hydraulic cylinder is provided between side and turntable.But since two working arms of the dual-arm engineering truck of the patent are located at The two sides of driver's cabin, two working arms are mutually indepedent, respectively work, have no idea to carry out integration of operation.But with construction environment Complication, put forward more and more diversified action request to engineering truck, this engineering truck also starts appearance and acts single, work Make low efficiency, be difficult to adapt to the problem of construction operation of varying environment.

For the problems of above-mentioned conventional construction point.How the engineering truck of more working arm a kind of is developed, so as to To carry out various movement, the construction operation of different environment is adapted to, becomes related practitioner and makes great efforts the mesh that research and development are broken through Mark.

Summary of the invention

It above-mentioned exist in the prior art insufficient and a kind of more working arms is provided present invention solves the technical problem that being to overcome Engineering truck.

In order to solve the above technical problems, present invention employs following technical measures: a kind of engineering truck of more working arms, including Pedestal, upper rotating disk and the control device being rotatably connected on pedestal, it is characterised in that: work arm component is movably arranged on In rotating disk;Lifting assembly one end is articulated with rotating disk, the other end is articulated with work arm component and pushes the work forward on arm component Lower movement;The work arm component includes at least two working arms, those working arms are pushed by lifting assembly carry out list respectively Solely or operation simultaneously, wherein at least one working arm are slidably set in rotating disk, and those working arms are by mutually sliding It is dynamic to carry out integration of operation close to rear;The working arm includes the second bucket arm, and the front end of second bucket arm is provided with attachment base, and It extends downward out engaging lug, and digging tool is connect by rotating disc with engaging lug rotary pin, and wherein digging tool is rotatable Ground is connected on rotating disc;The digging tool includes gripper, scraper bowl, wherein the gripper and scraper bowl set up separately in two working arms On, when two working arms far from when, the gripper and scraper bowl can individually or simultaneously operations;When two working arms are close to each other When, the gripper and scraper bowl can be combined into big scraper bowl and carry out integration of operation.

The present invention can also be further perfect by following technical measures:

The engineering truck of more working arms according to claim 1, which is characterized in that the upper surface of the upper rotating disk has At least one sliding block for having sliding rail and being slidably arranged on sliding rail, the upper surface of the sliding block are convexly equipped with rotary shaft, at least one Working arm is arranged on sliding block and moves left and right by the sliding block along sliding rail.

As a further improvement, the working arm includes hinged seat and swing arm, the hinged seat have the first hinged ear mount, Second hinged ear mount and rotating hole, the rotating hole are rotatably arranged in the rotary shaft of sliding block, and described swing arm one end is hinged In in the first hinged ear mount, the lifting assembly includes the first oil cylinder, and one end is articulated in the second hinged ear mount, other end hinge It is connected to the middle part of swing arm.

As a further improvement, the working arm includes the first bucket arm, the top of swing arm is arranged in first bucket arm, and It has the first hinge hole and the second hinge hole close to one end of swing arm, and the other end of the swing arm is articulated with the of the first bucket arm One hinge hole, the swing arm has with respect to the other side of the first oil cylinder extends ear, and the lifting assembly includes the second oil cylinder, described Extension ear, the other end that second oil cylinder one end is articulated with swing arm are articulated with the second hinge hole of the first bucket arm.

As a further improvement, first bucket arm has sliding slot, second bucket arm is slidably arranged in the first bucket arm, The lifting assembly includes third oil cylinder, and the third oil cylinder is connected between the first bucket arm and the second bucket arm and pushes the second bucket Arm slides back and forth along the first bucket arm.

As a further improvement, having mounting groove in second bucket arm, the broken extension type that bores is mounted in mounting groove.

As a further improvement, the attachment base has for the broken tolerant hole drilled through.

As a further improvement, the upper rotating disk includes driver's cabin, the driver's cabin can be slided before and after relatively upper rotating disk Dynamic, the same side of driver's cabin is arranged at least two working arms, and at least one working arm can be slided relatively in two working arms Rail horizontally slips.

As a further improvement, the rotating disc is calutron, the digging tool can be rotated around 360 ° of the rotating disc.

Due to using the above technical measures, the present invention at least has following advantageous effects:

1. engineering truck of the invention uses more working arms, the digger of different function is installed on different working arms Tool.And at least one working arm can be moved left and right along upper rotating disk to excavation can be completed close to other working arms Merging between tool, then multiple working arms are controlled by control device work at the same time and can carry out integration of operation, realize handling, The diversified functions such as broken, crawl, and these functions can be implemented simultaneously on the same object to be onstructed, realize work The promotion of efficiency.

2. a working arm more than can be located remotely from each other by way of with being slidably connected of upper rotating disk, and multiple working arms are also It can be rotated around upper rotating disk, so as to realize multiple working arm independently workings and carried out to different construction objects different dynamic The construction of work, to realize the promotion of working efficiency.

3. working arm includes the first bucket arm and the second bucket arm being slidably arranged in the first bucket arm, when need to deep-cut operation or When person's high altitude operation, the digger that will be installed in the second bucket arm front end can be extended with respect to the first bucket arm by the second bucket arm Tool is sent to designated position and constructs, to more adapt to the construction operation of varying environment.

It is connected 4. the digging tool on working arm is realized by rotating disc and working arm, on the one hand, can when independently working To make a variety of different movements by itself rotation, different functions is completed;On the other hand, when integration of operation, and can be with It completes to combine by mutual rotation, so that the digging tool for being spliced into different forms carries out construction operation, realizes and excavate Function or movement diversification.

Detailed description of the invention

Fig. 1 is the general assembly drawing of the engineering truck of more working arms of the invention.

Fig. 2 is the explosive view of the engineering truck of more working arms of the invention.

Fig. 3 is the upper rotating disk schematic diagram of the engineering truck of the more working arms of the present invention.

Fig. 4 is the hinged disk of the engineering truck of the more working arms of the present invention and the schematic diagram of sliding block.

Fig. 5 is the swing arm schematic diagram of the engineering truck of the more working arms of the present invention.

Fig. 6 is the first bucket arm schematic diagram of the engineering truck of the more working arms of the present invention.

Fig. 7 is the second bucket arm schematic diagram of the engineering truck of the more working arms of the present invention.

Fig. 8 is the schematic diagram of the arm independently working that works independently of the engineering truck of the more working arms of the present invention.

The schematic diagram of two working arms operation simultaneously of the engineering truck of the more working arms of Fig. 9 figure present invention.

The schematic diagram of two working arm integrations of operation of the engineering truck of the more working arms of Figure 10 figure present invention.

Specific embodiment

Further details of elaboration is done to the present invention below in conjunction with attached drawing.

Such as a kind of attached drawing 1 to the engineering truck of more working arms of the invention shown in Figure 10, including pedestal, it is rotatably connected the bottom of at Upper rotating disk 1 and control device on seat, work arm component are movably arranged in rotating disk 1;Lifting assembly one end is articulated with Upper rotating disk 1, the other end are articulated with work arm component and the arm component up and down motion that pushes the work forward;The work arm component at least wraps Two working arms 3 are included, those working arms are pushed by lifting assembly carry out individually or simultaneously operation, wherein at least one work respectively Make arm to be slidably set in rotating disk 1, and those working arms carry out integration of operation close to rear by mutually sliding.

As shown in Figure 1, Figure 2 and Figure 3, the upper surface of upper rotating disk 1 has sliding rail 11 and is slidably arranged on sliding rail 11 Two sliding blocks 2, the upper surface of the sliding block 2 are convexly equipped with rotary shaft 21, and two working arms 3 are separately positioned on sliding block 2, and are passed through Sliding block 2 can be moved left and right along sliding rail 11.So that can be close to each other between two working arms 3 or be located remotely from each other, from And when making working arm 3 need independently working, it is able to maintain distance remote enough between two working arms 3, avoids mutually Interference.And when two working arms 3 need integration of operation, and can by its it is close to each other after splice, thus combination one It rises and carries out integration of operation.

As shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, working arm 3 includes hinged seat 31 and swing arm 32, and the hinged seat 31 has the One hinged ear mount 311, the second hinged ear mount 312 and rotating hole, the rotating hole are rotatably arranged in the rotary shaft 21 of sliding block 2 On, the swing arm 32 is whole arched, and one end is articulated in the first hinged ear mount 311, and the lifting assembly includes the first oil Cylinder 41, one end are articulated in the second hinged ear mount 312, and the other end is articulated with the middle part of the inside of swing arm 32.Whereby, pass through hinge Joint chair 31 can be connect with the rotary shaft 21 on sliding block 2 with rotary type, and two working arms 3 can be allowed mutually to rotate an angle Degree, for example, the working arm 3 for being located at left side turns left 90 °, the working arm 3 positioned at right side turns right 90 °, finally makes two A working arm 3 respectively carries out the construction object of the construction object and right side that are located on the left of engineering truck different in being horizontally disposed with The construction of movement, to realize the promotion of working efficiency.In addition, the present embodiment realizes swing arm 32 by the promotion of the first oil cylinder 41 Oscilaltion campaign relative to upper rotating disk 1.

As shown in Figure 1, Figure 2, shown in Fig. 6 and Fig. 7, working arm 3 includes the first bucket arm 33, and first bucket arm 33 is arranged in swing arm 32 top, and its close to one end of swing arm 32 have the first hinge hole 331 and the second hinge hole 332, the swing arm 32 it is another One end is articulated with the first hinge hole 331 of the first bucket arm 33, and the other side of opposite first oil cylinder 41 of the swing arm 32, which has, to be extended Ear 321, the lifting assembly include the second oil cylinder 42, and described second oil cylinder, 42 one end is articulated with prolonging for the outer middle side part of swing arm 32 Stretch ear 321, the other end is articulated with the second hinge hole 332 of the first bucket arm 33.Working arm 3 include the second bucket arm 34, described first Bucket arm 33 has sliding slot 333, and second bucket arm 34 is slidably arranged in the first bucket arm 33, and the lifting assembly includes third oil Cylinder, the third oil cylinder are connected between the first bucket arm 33 and the second bucket arm 34 and push the second bucket arm 34 before the first bucket arm 33 After slide.There is mounting groove, broken 5 extension types that bore are mounted in mounting groove in second bucket arm 34.Whereby, pass through second The promotion of oil cylinder 42 can make the first bucket arm 33 relative to 32 oscilaltion campaign of swing arm, can be real by the promotion of third oil cylinder The elastic movement of opposite first bucket arm 33 of existing second bucket arm 34, so that can carrying out for working arm 3 is a greater degree of Oscilaltion campaign, to adapt to different excavating depths or grab the operation of height.

The front end of second bucket arm 34 is provided with attachment base 6, and the attachment base 6 has the tolerant holes passed through for broken brill 5, and It extends downward out engaging lug 61, and digging tool 7 is connect by rotating disc 8 with 61 rotary pin of engaging lug.Rotating disc 8 is electromagnetism Device, the digging tool 7 can be rotated around 360 ° of the rotating disc.

Digging tool 7 includes gripper 71, scraper bowl 72, wherein the gripper 71 and scraper bowl 72 set up separately on two working arms 3, When two working arms 3 far from when, the gripper 71 can individually or simultaneously operation with scraper bowl 72.Whereby, the excavation on working arm 3 Tool is realized by rotating disc 8 and working arm 3 and is connected, on the one hand, when independently working, can be driven and be excavated by rotating disc 8 A variety of different movements are made in tool itself rotation, such as when the quarrel of scraper bowl 72 downward when the movement that can cut the earth, and when it After filling soil in scraper bowl, it can be rotated by rotating disc 8 so that its quarrel upward, is then again lifted working arm by lifting assembly It rises, to successfully dig out soil from from construction place.On the other hand, when integration of operation, but can by mutual rotation come Combination is completed, so that the digging tool for being spliced into different forms carries out construction operation, such as when two working arms 3 are close to each other When, by the rotation of rotating disc 8, so that three pawls realization close to each other on gripper 71 splices and combines, then again by gripper 71 It is spliced and combined with scraper bowl 72, the one big scraper bowl of formation is excavated in combination or handling operation, to realize construction function Or movement diversification.

It is broken to bore 5 and be also possible to individually or simultaneously operation with gripper 71 or scraper bowl 72 in addition, in the present embodiment.For example, When the scraper bowl 72 of right side working arm will carry out handling operation, the broken brill 5 on right side can be retracted in the second bucket arm 34 in advance Mounting groove in, in order to avoid influence scraper bowl 72 normal operation.And when scraper bowl 72 execute be dig movement when, quartering hammer 5 is then stretched It is synchronous out to execute broken movement, so that digging efficiency improves.

As shown in Figure 1, Figure 2, shown in Fig. 8, Fig. 9 and Figure 10, the upper rotating disk 1 includes driver's cabin 9, and the driver's cabin 9 can phase Upper rotating disk 1 is slid back and forth, the same side of driver's cabin 9 is arranged at least two working arms 3, and in two working arms 3 at least There is a working arm that can slide relatively, 11 horizontally slip.Whereby, setting is slid back and forth by driver's cabin 9, it can be in multiple work When the operation simultaneously of arm 3 or integration of operation, by being moved forward and backward the position of driver's cabin 9, enable driver that there is preferable view Open country, so that preferably opertions engineering vehicle carries out operation.

As shown in figure 8, the independent crawl operation of gripper progress on the left side working arm 3 of engineering truck, and the work on right side The scraper bowl of arm 3 is then in collapsed state, without any movement.

As shown in figure 9, the gripper on the left side working arm 3 of engineering truck carries out crawl operation, the shovel of the working arm 3 on right side Bucket is loaded or digging operation, and two independently workings simultaneously of working arm 3, does not interfere with each other.

As shown in Figure 10, the working arm 3 of the left side working arm 3 and right side of engineering truck is close to each other, so that digging thereon Pick tool splice and combine into mutually one big scraper bowl excavated in combination or loading movement, realize movement diversification, with Adapt to the requirement of different construction environments.

In other embodiments, the quantity of working arm can be not limited to the above embodiments in enumerate two, and can root Increased according to the type of digging tool, such as adds the working arm with quartering hammer.

In other embodiments, working arm can not have to all slide with the sliding rail of upper rotating disk to be arranged, such as in upper embodiment In, right side working arm is fixedly installed, and the sliding setting of left side working arm, in integration of operation, it is only necessary to by left side working arm Slideslip is close to the right, so can also achieve the effect that digging tool is combined and spliced to integration of operation.It similarly, can also be with The working arm in left side is fixedly installed, and the working arm on right side is slided and is arranged.

The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Within mind and principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of the present invention.

Claims (8)

1. a kind of engineering truck of more working arms, including pedestal, upper rotating disk and the control device being rotatably connected on pedestal, Be characterized in that: work arm component is movably arranged in rotating disk;It is hinged that lifting assembly one end is articulated with rotating disk, the other end In work arm component and the arm component that pushes the work forward up and down motion;The work arm component includes at least two working arms, those works Make arm and progress individually or simultaneously operation is pushed by lifting assembly respectively, wherein at least one working arm is slidably set to rotation On turntable, and those working arms carry out integration of operation close to rear by mutually sliding;The upper surface of the upper rotating disk, which has, to be slided Rail and at least one sliding block being slidably arranged on sliding rail, the upper surface of the sliding block are convexly equipped with rotary shaft, at least one work Arm is arranged on sliding block and moves left and right by the sliding block along sliding rail;
The working arm includes the second bucket arm, and the front end of second bucket arm is provided with attachment base, and it extends downward out and connects Lug, digging tool are connect by rotating disc with engaging lug rotary pin, and wherein digging tool is rotatably connected on rotating disc; The digging tool includes gripper, scraper bowl, wherein the gripper and scraper bowl set up separately on two working arms, when two working arms are remote From when, the gripper and scraper bowl can individually or simultaneously operations;When two working arms are close to each other, the gripper and scraper bowl can Big scraper bowl, which is combined into, with group carries out integration of operation.
2. the engineering truck of more working arms according to claim 1, which is characterized in that the working arm includes hinged seat and moves There is the first hinged ear mount, the second hinged ear mount and rotating hole, the rotating hole to be rotatably arranged in cunning for arm, the hinged seat In the rotary shaft of block, described swing arm one end is articulated in the first hinged ear mount, and the lifting assembly includes the first oil cylinder, one end It is articulated in the second hinged ear mount, the other end is articulated with the middle part of swing arm.
3. the engineering truck of more working arms according to claim 2, which is characterized in that the working arm includes the first bucket arm, The top of swing arm is arranged in first bucket arm, and it has the first hinge hole and the second hinge hole, institute close to one end of swing arm The other end for stating swing arm is articulated with the first hinge hole of the first bucket arm, and the swing arm has with respect to the other side of the first oil cylinder to be extended Ear, the lifting assembly include the second oil cylinder, and extension ear, the other end that second oil cylinder one end is articulated with swing arm are articulated with the Second hinge hole of one bucket arm.
4. the engineering truck of more working arms according to claim 3, which is characterized in that first bucket arm has sliding slot, institute It states the second bucket arm to be slidably arranged in the first bucket arm, the lifting assembly includes third oil cylinder, and the third oil cylinder is connected to Between one bucket arm and the second bucket arm and the second bucket arm is pushed to slide back and forth along the first bucket arm.
5. the engineering truck of more working arms according to claim 4, which is characterized in that have installation in second bucket arm Slot, the broken extension type that bores are mounted in mounting groove.
6. the engineering truck of more working arms according to claim 5, which is characterized in that the attachment base has to be drilled through for broken The tolerant hole crossed.
7. the engineering truck of more working arms according to claim 1, which is characterized in that the upper rotating disk includes driver's cabin, The driver's cabin can above rotating disk slides back and forth relatively, and the same side of driver's cabin, and two works are arranged at least two working arms Making at least one working arm in arm can horizontally slip with respect to sliding rail.
8. the engineering truck of more working arms according to claim 1, which is characterized in that the rotating disc is calutron, institute Stating digging tool can rotate around 360 ° of the rotating disc.
CN201610008364.3A 2016-01-07 2016-01-07 A kind of engineering truck of more working arms CN105442652B (en)

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Application Number Priority Date Filing Date Title
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CN105442652B true CN105442652B (en) 2019-01-22

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105821916B (en) * 2016-05-07 2018-02-09 王学义 The multi-functional material toggling robot arm device of loading machine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001180381A (en) * 1999-12-24 2001-07-03 Komatsu Ltd Getting on/off device for construction machine
JP3184974B2 (en) * 1999-12-17 2001-07-09 株式会社タカハシワークス Variable connection type twin arm working machine
CN202175965U (en) * 2011-08-03 2012-03-28 山西东华机械有限公司 Roadway floor heave removing device
CN103726518A (en) * 2014-01-10 2014-04-16 徐工集团工程机械股份有限公司道路机械分公司 Multifunctional all-terrain walking type hydraulic excavator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3184974B2 (en) * 1999-12-17 2001-07-09 株式会社タカハシワークス Variable connection type twin arm working machine
JP2001180381A (en) * 1999-12-24 2001-07-03 Komatsu Ltd Getting on/off device for construction machine
CN202175965U (en) * 2011-08-03 2012-03-28 山西东华机械有限公司 Roadway floor heave removing device
CN103726518A (en) * 2014-01-10 2014-04-16 徐工集团工程机械股份有限公司道路机械分公司 Multifunctional all-terrain walking type hydraulic excavator

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