CN116135772A - Large crawler-type telescopic crane chassis and processing method thereof - Google Patents
Large crawler-type telescopic crane chassis and processing method thereof Download PDFInfo
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- CN116135772A CN116135772A CN202310427383.XA CN202310427383A CN116135772A CN 116135772 A CN116135772 A CN 116135772A CN 202310427383 A CN202310427383 A CN 202310427383A CN 116135772 A CN116135772 A CN 116135772A
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- 238000003672 processing method Methods 0.000 title claims description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims description 7
- 230000000087 stabilizing effect Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 claims description 2
- 239000013585 weight reducing agent Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/78—Supports, e.g. outriggers, for mobile cranes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a chassis of a large crawler-type telescopic crane, which comprises a connecting flange, wherein a central base is arranged at the bottom of the connecting flange, a telescopic mechanism is arranged on the central base, a connecting apron board A and a connecting apron board B are arranged on the telescopic mechanism, a right girder is connected to the connecting apron board A, and a left girder is arranged on the connecting apron board B. According to the invention, the right main beam and the left main beam can be contracted to the shortest state left and right under the non-working condition, so that the vehicle in the non-working condition is convenient to migrate and transport, the ground contact area of the vehicle is enlarged by the left and right Liang Shenkai under the working condition, the vehicle is stabilized to the maximum extent, the operation safety is improved, the crane body is positioned by the vehicle positioning block and then is arranged at the top of the center base through the connecting flange, and the problems that the conventional crane chassis is inconvenient to migrate and transport under the non-working condition, the crane is not stable to walk under the working condition, and the service efficiency of the crane is low are avoided.
Description
Technical Field
The invention relates to the technical field of crane chassis, in particular to a large crawler-type telescopic crane chassis and a processing method thereof.
Background
The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects in a certain range, also called crown block, aerial crane and crane, and the hoisting equipment has the working characteristics of intermittent motion, namely corresponding mechanisms of taking materials, moving, unloading and the like in one working cycle work alternately, and the crane is increasingly widely developed and used in the market. Because landing leg hanging weight and hanging weight running are not needed, accidents often occur, and the running speed is higher than that of a crawler crane (crawler crane); the operation is stable, the lifting capacity is high, the crane can walk in a specific range, but the road is smooth and firm, the tire pressure meets the requirement, and the crane cannot be lifted off the ground by more than 50CM; and forbidding long-distance walking with load. In order to ensure the operation safety, the hoisting operation is basically forbidden without landing legs in China. The Chinese patent discloses a crane chassis (publication No. CN 111591884B), wherein the mounting block comprises a mounting hole and a chassis cavity, the periphery of the mounting hole is connected with the chassis cavity, a plurality of fixing plates are mounted on two sides of the chassis cavity, screw holes are formed in the fixing plates, the lower side of the chassis is connected with a connecting plate through a first hydraulic device, the connecting plate is connected with wheels through axles, the lower outer side of the chassis is connected with a regulator through a connecting block, the regulator comprises a plurality of hydraulic pipes, and the hydraulic pipes are connected with two first connecting rods through rotating shafts. However, the chassis of the crane cannot stretch and retract, so that the vehicle is inconvenient to migrate and transport under the non-working condition, the crane is not stable to walk under the working condition, and the service efficiency of the crane is low.
Disclosure of Invention
The invention aims to overcome the defects that the existing crane chassis is inconvenient for vehicle transportation and transportation under the non-working condition due to incapability of telescoping, and the crane is low in use efficiency due to insufficient stable running of the crane under the working condition.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a large-scale crawler-type telescopic crane chassis, includes flange, flange bottom is equipped with central base, central base on be equipped with telescopic machanism, telescopic machanism on be equipped with and connect skirtboard A and connect skirtboard B, connect skirtboard A on be connected with right girder, connect skirtboard B on be equipped with left girder, right girder and left girder be symmetrical design, right girder on be equipped with coupling mechanism, right girder bottom be equipped with protection machanism, central base on be equipped with the side guard plate.
Preferably, the telescopic machanism including setting up four installation spouts in center base both sides, wherein all be connected with the second telescopic link on two installation spouts that are located one side, all be connected with first telescopic link on two installation spouts that are located the opposite side, first telescopic link one end install in the second telescopic link that is located same horizontal position, installation spout bottom all be equipped with the guide way, the telescopic use of first telescopic link and second telescopic link of being convenient for.
Preferably, the connecting mechanism comprises a driving wheel groove arranged at one end of the right main beam, a guiding wheel groove is arranged at the other end of the right main beam, a vehicle positioning block is arranged at the top of the right main beam, and assembling hanging rings are arranged on the front side and the rear side of the right main beam so as to facilitate the assembly and use of the left main beam and the right main beam.
Preferably, the protection mechanism comprises two chain guard plates arranged at the bottom of the right main beam, and toothed plates are arranged on the chain guard plates, so that the protection of the components such as the matched walking caterpillar tracks and the track shoes at the bottom is facilitated.
Preferably, the guide grooves are internally provided with guide cushion blocks, and the first telescopic rods and the second telescopic rods are arranged at the tops of the corresponding guide cushion blocks, so that telescopic use is facilitated.
Preferably, the center base both sides all be equipped with the drive slot, the drive slot in-connection have the actuating lever, actuating lever one end connect on corresponding right girder and the left girder, be convenient for left girder and right girder remove the use.
Preferably, the middle part of the right main beam is provided with a fixing hole, the connecting apron board A and the fixing hole are correspondingly arranged, the bottom of the guide wheel groove is provided with a front guard board, and one side of the right main beam is connected with a pedal, so that boarding is facilitated.
Preferably, the first telescopic link on be equipped with the deflector, first telescopic link both sides all be equipped with the weight-reducing groove, first telescopic link top be equipped with the top board, first telescopic link one end be equipped with the locating hole, second telescopic link one end be equipped with preceding fixed plate, preceding fixed plate in be equipped with the connection spout, parts such as left girder of being convenient for connect.
Preferably, the gasket is installed at the pinion rack top, the pinion rack link to each other through the connecting rod between, parts such as the supporting walking caterpillar track in the inside of being convenient for protection.
A processing method of a chassis of a large crawler-type telescopic crane,
the first step: the connecting flange is arranged on the top of the center base, and corresponding driving rods are arranged in driving grooves on two sides of the center base;
and a second step of: the center base is connected with the right main beam and the left main beam through the two driving rods and the center positions of the inner sides of the right main beam and the left main beam;
and a third step of: the first telescopic rod and the second telescopic rod are mounted to the bottom of the center base through a mounting chute, and the corresponding first telescopic rod and second telescopic rod are spliced together through a connecting chute;
fourth step: the two first telescopic rods are connected with the connecting apron board A on the right main beam through the first telescopic rod rods and the connecting apron board B on the left main beam through the second telescopic rods, and are connected with the left main beam through the connecting apron board A on the right main beam through the matched bolt connecting fixing holes;
fifth step: connecting toothed plates through connecting rods, and installing the tops of the toothed plates which are connected to the bottoms of the right main beam and the left main beam through gaskets to finish the installation of a chain guard plate;
sixth step: the driving wheel is installed in the driving wheel groove, and the guiding wheel is installed in the guiding wheel groove;
seventh step: installing a walking caterpillar and a track plate into a chain guard plate;
eighth step: after the crane body is positioned by the vehicle positioning block, the crane body is mounted on the top of the center base through a connecting flange;
ninth step: under the non-working condition, the right main beam and the left main beam are contracted to the shortest state left and right, so that the vehicle in the non-working state is convenient to migrate and transport;
tenth step: under working conditions, the left and right Liang Shenkai are used for enlarging the ground contact area of the vehicle, stabilizing the vehicle to the maximum extent and improving the operation safety
Compared with the prior art, the invention has the beneficial effects that:
1. through the matched use of the connecting flange, the center base, the right main beam and other parts, the crane body is arranged on the top of the center base through the connecting flange after being positioned through the vehicle positioning block; the rapid installation of the vehicle on the top of the chassis is facilitated;
2. through the cooperation of the first telescopic link, the second telescopic link, the left main beam and other parts, the right main beam and the left main beam are contracted to the shortest state left and right under the non-working condition, so that the vehicle in the non-working condition is convenient to migrate and transport, and under the working condition, the left and right Liang Shenkai are used for enlarging the vehicle grounding area, stabilizing the vehicle to the maximum extent and improving the operation safety;
3. through the cooperation of components such as the assembly hanging ring, the pedal and the toothed plate, the pedal is convenient for a user to get on the vehicle for use, the right main beam and the left main beam are convenient to move when assembled through the assembly hanging ring, and the chain guard plate and the toothed plate are convenient for protecting the components such as the walking chain rail and the track shoe;
in summary, the right main beam and the left main beam can be contracted to the shortest state left and right under the non-working condition, so that the vehicle in the non-working condition is convenient to migrate and transport, the left and right Liang Shenkai are used for enlarging the ground contact area of the vehicle, stabilizing the vehicle to the maximum extent and improving the operation safety under the working condition, and the crane body is mounted on the top of the center base through the connecting flange after being positioned by the vehicle positioning block; the vehicle is convenient for install at the quick at chassis top, uses through footboard convenient to use personnel boarding, removes when being convenient for right girder and left girder assembly through assembly rings, is convenient for walk the protection of parts such as caterpillar track and grip-pad through chain backplate and pinion rack, improves work efficiency, avoids current hoist chassis because can not stretch out and draw back, leads to being inconvenient for vehicle migration transportation under the non-working condition, and hoist walking is not firm enough under the working condition, leads to hoist availability factor low problem.
Drawings
FIG. 1 is a block diagram of a large crawler-type telescopic crane chassis and a processing method thereof;
FIG. 2 is an assembly schematic diagram of a large crawler-type telescopic crane chassis and a processing method thereof according to the present invention;
FIG. 3 is a right main beam structure diagram of a large crawler-type telescopic crane chassis and a processing method thereof;
FIG. 4 is a right main beam plane structure diagram of a large crawler-type telescopic crane chassis and a processing method thereof;
FIG. 5 is a first telescopic boom structure of a large crawler-type telescopic crane chassis and a processing method thereof according to the present invention;
FIG. 6 is a diagram of the central chassis of the large crawler-type telescopic crane chassis and the processing method thereof;
FIG. 7 is a second telescopic boom block diagram of a large crawler-type telescopic crane chassis and a processing method thereof according to the present invention;
fig. 8 is a chain guard board assembly structure diagram of a large crawler-type telescopic crane chassis and a processing method thereof.
In the figure: 1. a connecting flange; 2. a center base; 3. a right main beam; 4. a left main beam; 5. a first telescopic rod; 6. a second telescopic rod; 7. a chain guard board; 8. a fixing hole; 9. assembling a hanging ring; 10. a guide wheel groove; 11. a front guard board; 12. a driving wheel groove; 13. a vehicle positioning block; 14. a driving rod; 15. connecting an apron board A; 16. a guide plate; 17. a weight reduction groove; 18. an upper slide plate; 19. positioning holes; 20. a side guard plate; 21. installing a chute; 22. a driving groove; 23. a guide cushion block; 24. a guide groove; 25. connecting a skirt board B; 26. a front fixing plate; 27. the connecting chute; 28. a pedal; 29. a gasket; 30. a toothed plate; 31. and (5) connecting a rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-8, a large crawler-type telescopic crane chassis comprises a connecting flange 1, wherein the connecting flange 1 is used for connecting the bottom of a vehicle, a central base 2 is arranged at the bottom of the connecting flange 1, matched power transmission equipment is arranged in the central base, the output end of the matched power transmission equipment is connected with a driving rod 14, matched driving wheels and other parts, the chassis is telescopic and the power during transportation of the crane is provided, a right main beam 3 is connected to a connecting apron plate A15, a left main beam 4 is arranged on a connecting apron plate B25, the right main beam 3 and the left main beam 4 are symmetrically designed, and a side guard plate 20 is arranged on the central base 2 and used for protecting the central base 2.
In the invention, a telescopic mechanism is arranged on a central base 2, a connecting apron plate A15 and a connecting apron plate B25 are arranged on the telescopic mechanism, the telescopic mechanism comprises four mounting sliding grooves 21 arranged on two sides of the central base 2, wherein two mounting sliding grooves 21 positioned on one side are connected with a second telescopic rod 6, two mounting sliding grooves 21 positioned on the other side are connected with a first telescopic rod 5, one end of the first telescopic rod 5 is arranged in the second telescopic rod 6 positioned on the same horizontal position, the bottoms of the mounting sliding grooves 21 are provided with guide grooves 24, guide cushion blocks 23 are arranged in the guide grooves 24, and the sliding of the first telescopic rod 5 and the second telescopic rod 6 on two sides of the central base 2 is facilitated through the guide cushion blocks 23.
In the invention, a first telescopic rod 5 and a second telescopic rod 6 are respectively arranged at the tops of corresponding guide cushion blocks 23, driving grooves 22 are respectively arranged at two sides of a center base 2, driving rods 14 are connected in the driving grooves 22, one ends of the driving rods 14 are connected with corresponding right main beams 3 and left main beams 4, guide plates 16 are arranged on the first telescopic rod 5, weight reducing grooves 17 are respectively arranged at two sides of the first telescopic rod 5, an upper sliding plate 18 is arranged at the top of the first telescopic rod 5, a positioning hole 19 is arranged at one end of the first telescopic rod 5, a front fixing plate 26 is arranged at one end of the second telescopic rod 6, a connecting sliding groove 27 is arranged in the front fixing plate 26, the right main beams 3 and the left main beams 4 are retracted to the shortest state so as to facilitate the transportation of vehicles in the non-working state, and the ground contact area of the vehicles is enlarged at the left and right Liang Shenkai under the working condition, the vehicles are stabilized to the maximum extent, and the working safety is improved.
In the invention, a connecting mechanism is arranged on a right main beam 3, the connecting mechanism comprises a driving wheel groove 12 arranged at one end of the right main beam 3, a guiding wheel groove 10 is arranged at the other end of the right main beam 3, a vehicle positioning block 13 is arranged at the top of the right main beam 3, assembly hanging rings 9 are arranged at the front side and the rear side of the right main beam 3, a fixing hole 8 is arranged in the middle of the right main beam 3, a connecting apron board A15 and the fixing hole 8 are correspondingly arranged, a front guard board 11 is arranged at the bottom of the guiding wheel groove 10, and a pedal 28 is connected to one side of the right main beam 3, so that an operator can conveniently get on the vehicle.
In the invention, the bottom of the right main beam 3 is provided with the protection mechanism, the protection mechanism comprises two chain guard plates 7 arranged at the bottom of the right main beam 3, the chain guard plates 7 are provided with toothed plates 30, the tops of the toothed plates 30 are provided with gaskets 29, and the toothed plates 30 are connected through connecting rods 31, so that the protection mechanism is convenient for protecting the matched walking chain rail, track shoes and other parts.
In the invention, a processing method of a chassis of a large crawler-type telescopic crane comprises the following steps:
the first step: mounting the connecting flange 1 on the top of the center base 2, and mounting corresponding driving rods 14 in driving grooves 22 on two sides of the center base 2;
and a second step of: the center base 2 is connected with the right main beam 3 and the left main beam 4 through two driving rods 14 at the center positions of the inner sides of the right main beam 3 and the left main beam 4;
and a third step of: the first telescopic rod 5 and the second telescopic rod 6 are mounted to the bottom of the center base 2 through a mounting chute 21, and the corresponding first telescopic rod 5 and second telescopic rod 6 are spliced together through a connecting chute 27;
fourth step: the two first telescopic rods 5 are connected with a connecting apron plate A15 on the right main beam 3 through the first telescopic rods 5, are connected with a fixing hole 8 through matched bolts, are connected with a connecting apron plate B25 on the left main beam 4 through the second telescopic rods 6, and are connected with the fixing hole 8 through matched bolts, so that the two second telescopic rods 6 are connected with the left main beam 4;
fifth step: the toothed plates 30 are connected through a connecting rod 31, the tops of the toothed plates 30 after connection are mounted to the bottoms of the right main beam 3 and the left main beam 4 through gaskets 29, and the chain guard plate 7 is mounted;
sixth step: mounting the driving wheel in the driving wheel groove 12, and mounting the guiding wheel in the guiding wheel groove 10;
seventh step: installing the walking caterpillar and the track shoe into the chain guard 7;
eighth step: after the crane body is positioned by a vehicle positioning block 13, the crane body is mounted on the top of the center base 2 through a connecting flange 1;
ninth step: under the non-working condition, the right main beam 3 and the left main beam 4 are contracted to the shortest state left and right, so that the vehicle in the non-working condition is convenient to migrate and transport;
tenth step: under working conditions, the left and right Liang Shenkai are used for enlarging the ground contact area of the vehicle, stabilizing the vehicle to the maximum extent and improving the operation safety.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a large-scale crawler-type telescopic crane chassis, includes flange (1), its characterized in that: the connecting flange (1) bottom be equipped with center base (2), center base (2) on be equipped with telescopic machanism, telescopic machanism on be equipped with and connect skirtboard A (15) and connect skirtboard B (25), connect skirtboard A (15) on be connected with right girder (3), connect skirtboard B (25) on be equipped with left girder (4), right girder (3) and left girder (4) be symmetrical design, right girder (3) on be equipped with coupling mechanism, right girder (3) bottom be equipped with protection machanism, center base (2) on be equipped with side guard plate (20).
2. The chassis of a large crawler-type telescopic crane according to claim 1, wherein the telescopic mechanism comprises four mounting sliding grooves (21) arranged on two sides of the center base (2), wherein two mounting sliding grooves (21) arranged on one side are connected with second telescopic rods (6), two mounting sliding grooves (21) arranged on the other side are connected with first telescopic rods (5), one end of each first telescopic rod (5) is arranged in the corresponding second telescopic rod (6) arranged on the same horizontal position, and guide grooves (24) are formed in the bottoms of the mounting sliding grooves (21).
3. The chassis of a large crawler-type telescopic crane according to claim 1, wherein the connecting mechanism comprises a driving wheel groove (12) arranged at one end of the right main beam (3), a guiding wheel groove (10) is arranged at the other end of the right main beam (3), a vehicle positioning block (13) is arranged at the top of the right main beam (3), and assembling hanging rings (9) are arranged on the front side and the rear side of the right main beam (3).
4. The chassis of a large crawler-type telescopic crane according to claim 1, wherein the protection mechanism comprises two chain guard plates (7) arranged at the bottom of the right main beam (3), and toothed plates (30) are arranged on the chain guard plates (7).
5. The chassis of a large crawler-type telescopic crane according to claim 2, wherein guide cushion blocks (23) are installed in the guide grooves (24), and the first telescopic rod (5) and the second telescopic rod (6) are installed at the tops of the corresponding guide cushion blocks (23).
6. The chassis of a large crawler-type telescopic crane according to claim 5, wherein driving grooves (22) are formed in two sides of the center base (2), driving rods (14) are connected in the driving grooves (22), and one end of each driving rod (14) is connected with the corresponding right main beam (3) and left main beam (4).
7. A large crawler-type telescopic crane chassis according to claim 3, wherein the middle part of the right main beam (3) is provided with a fixing hole (8), the connecting apron board a (15) and the fixing hole (8) are correspondingly arranged, the bottom of the guiding wheel groove (10) is provided with a front guard board (11), and one side of the right main beam (3) is connected with a pedal (28).
8. The chassis of a large crawler-type telescopic crane according to claim 2, wherein the first telescopic rod (5) is provided with a guide plate (16), two sides of the first telescopic rod (5) are provided with weight reduction grooves (17), the top of the first telescopic rod (5) is provided with an upper sliding plate (18), one end of the first telescopic rod (5) is provided with a positioning hole (19), one end of the second telescopic rod (6) is provided with a front fixing plate (26), and the front fixing plate (26) is internally provided with a connecting sliding groove (27).
9. The chassis of a large crawler-type telescopic crane according to claim 4, wherein gaskets (29) are arranged on the tops of the toothed plates (30), and the toothed plates (30) are connected through connecting rods (31).
10. A processing method of a chassis of a large crawler-type telescopic crane is characterized by comprising the following steps of:
the first step: the connecting flange (1) is arranged on the top of the center base (2), and corresponding driving rods (14) are arranged in driving grooves (22) on two sides of the center base (2);
and a second step of: the center base (2) is connected with the right main beam (3) and the left main beam (4) through two driving rods (14) at the center positions of the inner sides of the right main beam (3) and the left main beam (4);
and a third step of: the first telescopic rod (5) and the second telescopic rod (6) are mounted at the bottom of the center base (2) through a mounting chute (21), and the corresponding first telescopic rod (5) and second telescopic rod (6) are spliced together through a connecting chute (27);
fourth step: the two first telescopic rods (5) are connected with a connecting apron plate A (15) on the right main beam (3) through rods of the first telescopic rods (5) and are connected with a fixed hole (8) through matched bolts, the two first telescopic rods (5) are connected to the right main beam (3) together, the two first telescopic rods are connected with a connecting apron plate B (25) on the left main beam (4) through second telescopic rods (6) and are connected with a fixed hole (8) through matched bolts, and the two second telescopic rods (6) are connected to the left main beam (4) together;
fifth step: connecting the toothed plates (30) through connecting rods (31), and installing the tops of the toothed plates (30) which are connected to the bottoms of the right main beam (3) and the left main beam (4) through gaskets (29), so as to finish the installation of the chain guard plate (7);
sixth step: mounting the driving wheel in the driving wheel groove (12), and mounting the guiding wheel in the guiding wheel groove (10);
seventh step: installing a walking caterpillar and a track plate into a chain guard plate (7);
eighth step: after the crane body is positioned by a vehicle positioning block (13), the crane body is mounted on the top of the center base (2) through a connecting flange (1);
ninth step: under the non-working condition, the right main beam (3) and the left main beam (4) are contracted to the shortest state from left to right, so that the vehicle in the non-working condition is convenient to move and transport;
tenth step: under working conditions, the left and right Liang Shenkai are used for enlarging the ground contact area of the vehicle, stabilizing the vehicle to the maximum extent and improving the operation safety.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310427383.XA CN116135772A (en) | 2023-04-20 | 2023-04-20 | Large crawler-type telescopic crane chassis and processing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310427383.XA CN116135772A (en) | 2023-04-20 | 2023-04-20 | Large crawler-type telescopic crane chassis and processing method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN116135772A true CN116135772A (en) | 2023-05-19 |
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| CN202310427383.XA Pending CN116135772A (en) | 2023-04-20 | 2023-04-20 | Large crawler-type telescopic crane chassis and processing method thereof |
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| CN102019971A (en) * | 2010-12-06 | 2011-04-20 | 三一重机有限公司 | Crawler-type chassis telescopic mechanism |
| CN102390446A (en) * | 2011-10-11 | 2012-03-28 | 山河智能装备股份有限公司 | Retractable type belt chassis and engineering machine provided with same |
| CN202193135U (en) * | 2011-08-23 | 2012-04-18 | 三一重机有限公司 | Crawler-type chassis telescopic mechanism and crawler-type piling machine |
| CN203511810U (en) * | 2013-09-18 | 2014-04-02 | 山河智能装备股份有限公司 | Hydraulic telescopic caterpillar band under frame positioning structure |
| JP2014189224A (en) * | 2013-03-28 | 2014-10-06 | Kobelco Contstruction Machinery Ltd | Crawler type travel device |
| CN205273653U (en) * | 2015-12-18 | 2016-06-01 | 宁波科迈尔工程机械有限公司 | Scalable caterpillar base plate |
| CN106080818A (en) * | 2016-07-01 | 2016-11-09 | 青岛雷沃挖掘机有限公司 | Extension type chassis |
| CN206485412U (en) * | 2017-02-04 | 2017-09-12 | 江阴市文斌机械制造有限公司 | A kind of flexible crawler body |
| CN209208894U (en) * | 2018-12-05 | 2019-08-06 | 山东帝盟重工机械有限公司 | A kind of general assembly of crawler-mounted excavator chassis |
| CN209938766U (en) * | 2019-01-22 | 2020-01-14 | 湖南德力重工有限公司 | Telescopic crawler-type chassis |
| CN111332377A (en) * | 2019-10-10 | 2020-06-26 | 徐州鑫宇源工程机械科技有限公司 | Telescopic crawler chassis |
| CN216443692U (en) * | 2021-12-14 | 2022-05-06 | 潍坊玖沃机械有限公司 | Telescopic crawler chassis of small tractor |
| CN115257987A (en) * | 2022-06-23 | 2022-11-01 | 江苏徐工工程机械研究院有限公司 | Elevating spraying robot crawler telescopic chassis |
| CN115384645A (en) * | 2022-09-30 | 2022-11-25 | 湖南维纳智能装备有限公司 | Telescopic crawler |
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2023
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| CN202193135U (en) * | 2011-08-23 | 2012-04-18 | 三一重机有限公司 | Crawler-type chassis telescopic mechanism and crawler-type piling machine |
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| JP2014189224A (en) * | 2013-03-28 | 2014-10-06 | Kobelco Contstruction Machinery Ltd | Crawler type travel device |
| CN203511810U (en) * | 2013-09-18 | 2014-04-02 | 山河智能装备股份有限公司 | Hydraulic telescopic caterpillar band under frame positioning structure |
| CN205273653U (en) * | 2015-12-18 | 2016-06-01 | 宁波科迈尔工程机械有限公司 | Scalable caterpillar base plate |
| CN106080818A (en) * | 2016-07-01 | 2016-11-09 | 青岛雷沃挖掘机有限公司 | Extension type chassis |
| CN206485412U (en) * | 2017-02-04 | 2017-09-12 | 江阴市文斌机械制造有限公司 | A kind of flexible crawler body |
| CN209208894U (en) * | 2018-12-05 | 2019-08-06 | 山东帝盟重工机械有限公司 | A kind of general assembly of crawler-mounted excavator chassis |
| CN209938766U (en) * | 2019-01-22 | 2020-01-14 | 湖南德力重工有限公司 | Telescopic crawler-type chassis |
| CN111332377A (en) * | 2019-10-10 | 2020-06-26 | 徐州鑫宇源工程机械科技有限公司 | Telescopic crawler chassis |
| CN216443692U (en) * | 2021-12-14 | 2022-05-06 | 潍坊玖沃机械有限公司 | Telescopic crawler chassis of small tractor |
| CN115257987A (en) * | 2022-06-23 | 2022-11-01 | 江苏徐工工程机械研究院有限公司 | Elevating spraying robot crawler telescopic chassis |
| CN115384645A (en) * | 2022-09-30 | 2022-11-25 | 湖南维纳智能装备有限公司 | Telescopic crawler |
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