CN205100266U - Excavator fluid pressure type thumb pincers mechanism and excavator equipment - Google Patents
Excavator fluid pressure type thumb pincers mechanism and excavator equipment Download PDFInfo
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- CN205100266U CN205100266U CN201520877489.0U CN201520877489U CN205100266U CN 205100266 U CN205100266 U CN 205100266U CN 201520877489 U CN201520877489 U CN 201520877489U CN 205100266 U CN205100266 U CN 205100266U
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Abstract
The utility model discloses an excavator fluid pressure type thumb pincers mechanism and excavator equipment, an excavator fluid pressure type thumb pincers mechanism, a serial communication port, including single connecting rod, left rocker, right rocker, hydro -cylinder, the thumb pincers body, four -bar linkage is constituteed through the hookup of round pin axle to the thumb pincers body and single connecting rod, left rocker, right rocker, realizes the reciprocating motion of the thumb pincers body and form with the scraper bowl snatching the action through hydraulic drive hydraulic cylinder. Only fit on thumb pincers mechanism can cooperate the scraper bowl to accomplish to snatch the operation, and can also pack up when need not to snatch the operation and can not influence normal excavation to save time of a large amount of machines detachably assembled, improved the commonality and the flexibility of excavator, low cost, the repacking is convenient.
Description
Technical field
The utility model relates to a kind of excavator fluid pressure type thumb jaw mechanism and digger operating device.
Background technology
As the important member of engineering machinery family, excavator is widely used in all trades and professions with the human arm formula structure of its uniqueness.As the work that the arm of people uses different tool stem different, excavator assembles different facility, just can complete different job requirements.As forestry lumbering operation (tree-dozer), waste material handling operation (plum blossom grab bucket), stalk capture operation (stalk gripper), coal-discharging operation (shellfish type bucket) etc.The scope of application of excavator has significantly been expanded in the use of multifunctional tool, makes the range of application of excavator more and more wider.
Common excavator structure comprises: power set, equipment, slew gear, operating mechanism, transmission mechanism, walking mechanism and supporting facility etc.General, digger operating device comprises swing arm, connecting rod, rocking bar, dipper and scraper bowl etc., and scraper bowl is key operation facility, mainly carries out digging operation.Scraper bowl respectively with dipper, rod hinge connection, and by rocking bar realize move back and forth, if scraper bowl is replaced to other work tools, then can carry out the operation of other functions.
In operation process, when user need carry out crawls operation time, just need to use various different gripping apparatus, as capture wood log grapple, crawl stone grab stone implement etc.But cost needed for these multifunctional tools of buying is general higher separately, have impact on the enthusiasm that user uses multifunctional tool greatly, also have impact on the service efficiency of user simultaneously.
Utility model content
For the problems referred to above, the utility model provides a kind of excavator fluid pressure type thumb jaw mechanism and digger operating device, only fit on thumb jaw mechanism can coordinate scraper bowl to complete crawl operation, and can also pack up during without the need to capturing operation and normal digging operation can not be had influence on, thus save the time of a large amount of facility dismounting assembling, improve versatility and the flexibility of excavator, with low cost, repacking is convenient.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the utility model is achieved through the following technical solutions:
A kind of excavator fluid pressure type thumb jaw mechanism, it is characterized in that, comprise monotroded bar, left rocking bar, right rocking bar, oil cylinder, thumb caliper, described thumb caliper and monotroded bar, left rocking bar, right rocking bar form quadric chain by pin shaft joint, realize the reciprocating motion of thumb caliper and form grasping movement with scraper bowl by hydraulic actuating fluid compressing cylinder.
Preferably, described thumb caliper is connected with scraper bowl, and described monotroded bar one end is connected with thumb caliper, and the both sides of the other end are connected with left rocking bar, right rocking bar respectively, and the left rocking bar of described oil cylinder pushing, right rocking bar move back and forth.
Preferably, described thumb caliper comprises the left plate and right plate that are arranged on both sides, lower shrouding is provided with between described left plate and right plate, lower shrouding is provided with several otic placode assemblies, several interior plates to be welded on lower shrouding and to dock with otic placode assembly, the afterbody of left plate, right plate and interior plate indention and be parallel to each other and connect as one formation gripper by connecting tube.
A kind of digger operating device, comprise swing arm, connecting rod, rocking bar, dipper and scraper bowl, described swing arm is connected with scraper bowl by dipper, described scraper bowl realizes moving back and forth by connecting rod and rocking bar, it is characterized in that, also comprise the excavator fluid pressure type thumb jaw mechanism described in claim 1-6 any one, described thumb jaw mechanism and scraper bowl form grasping movement.
Preferred:
Thumb caliper is connected with bucket rod of bucket hinge by first step axle, and the two ends of thumb caliper are arranged on first step axle respectively by bearing, and wherein, one end of thumb caliper is provided with the first liner plate, and the other end is provided with the first flanged plate;
Left rocking bar, right rocking bar are connected with scraper bowl rocking bar by second step axle, and left rocking bar, right rocking bar are arranged on second step axle respectively by bearing, and wherein, one end corresponding with the first liner plate is provided with the second liner plate, and the other end is provided with the second flanged plate;
One end that described first step axle and second step axle are provided with flanged plate is respectively equipped with radial stop hole and axial retention screw thread.
The beneficial effects of the utility model are:
Compared with prior art, needed for the utility model, cost is much cheaper than facility, component used are common components, manufacture difficulty significantly reduces, thumb caliper, monotroded bar, left rocking bar, right rocking bar are structural member, and after blanking, welding can manufacture, and each part requirement is also not high, manufacture difficulty is lower, with low cost; Step Shaft used is also more or less the same with axle used on excavator, and manufacture difficulty is also lower; Nonmetal self-lubricating non-maintaining bearing cost is higher than plain bearing cost, but every chassis also just uses four, and cost increase is not high yet.After manufacture completes, its function also can be met consumers' demand.Therefore the utility model manufacture is simple, with low cost, is the optimal selection of most users.
Only fit on thumb jaw mechanism can coordinate scraper bowl to complete crawl operation, and can also pack up during without the need to capturing operation and normal digging operation can not be had influence on, thus save the time of a large amount of facility dismounting assembling, improve versatility and the flexibility of excavator, with low cost, repacking is convenient, can create a large amount of benefit for user.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of excavator fluid pressure type of the utility model thumb jaw mechanism;
Fig. 2 is the schematic diagram of the digger operating device after the utility model installation thumb jaw mechanism;
Fig. 3 is the structural representation of the utility model thumb caliper;
Fig. 4 is the structural representation of the monotroded bar of the utility model;
Fig. 5 is the structural representation of the left rocking bar of the utility model;
Fig. 6 is the structural representation of the right rocking bar of the utility model;
Fig. 7 is the structural representation of the utility model digger operating device;
Fig. 8 is the A-A sectional view of Fig. 7;
Fig. 9 is the B-B sectional view of Fig. 7;
The mark implication of accompanying drawing is as follows:
10, thumb caliper; 10-1, left plate; 10-2, right plate; 10-3, interior stiffener; 10-4, external reinforcing plate for car; 10-5, lower shrouding; 10-6, auris dextra board component; 10-7, left otic placode assembly; 10-8, connecting tube; 10-9, reinforcing rib; 10-10, interior plate; 11, the first liner plate; 12, bearing; 13, first step axle; 14, the first flanged plate; 20, monotroded bar; 20-1, front axle bed; 20-2, riser; 20-3, stiffener; 20-4, rear axle bed; 21, the first dust ring; 22, front connecting axle; 23, bearing; 24, bearing; 25, the second dust ring; 30, left rocking bar; 31, right rocking bar; 32, the second liner plate; 33, bearing; 34, second step axle; 35, the second flanged plate; 36, rear connecting axle; 40, oil cylinder; 50, oil cylinder axle.
Detailed description of the invention
Below in conjunction with accompanying drawing and specific embodiment, technical solutions of the utility model are described in further detail, to make those skilled in the art better can understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
A kind of excavator fluid pressure type thumb jaw mechanism, as illustrated in fig. 1 and 2, comprise monotroded bar 20, left rocking bar 30, right rocking bar 31, oil cylinder 40, thumb caliper 10, described thumb caliper 10 and monotroded bar 20, left rocking bar 30, right rocking bar 31 form quadric chain by pin shaft joint, realize the reciprocating motion of thumb caliper 10 and form grasping movement with scraper bowl by hydraulic actuating fluid compressing cylinder 40.
Scraper bowl class anthropoid four refers to, lack thumb and can only realize digging operation, mechanism and the anthropoid thumb of class, both coordinate can realize crawl operation, therefore without the need to purchasing expensive work tool, only needing fit on thumb jaw mechanism, then coordinating scraper bowl can realize capturing operation, and scraper bowl is in any position all can coordinate with facility and carry out crawl operation, flexibility is higher.This thumb jaw mechanism can carry out the crawl operation of user's request, can also pack up thumb caliper and can not have influence on normal digging operation during without the need to capturing operation, thus saves the time of a large amount of facility dismounting assembling.With low cost, repacking is convenient, and flexibility is high, efficient quick, can create a large amount of benefit for user.
Preferably, thumb caliper 10 is connected with scraper bowl, and described monotroded bar 20 one end is connected with thumb caliper 10, and the both sides of the other end are connected with left rocking bar 30, right rocking bar 31 respectively, and described oil cylinder 40 promotes left rocking bar 30, right rocking bar 31 moves back and forth.
Below thumb jaw mechanism is described in detail:
As shown in Figure 3, thumb caliper 10 comprises the left plate 10-1 and right plate 10-2 that are arranged on both sides, lower shrouding 10-5 is provided with between described left plate 10-1 and right plate 10-2, lower shrouding 10-5 is provided with several otic placode assemblies, several interior plates 10-10 to be welded on lower shrouding 10-5 and to dock with otic placode assembly, the afterbody of left plate 10-1, right plate 10-2 and interior plate 10-10 indention and be parallel to each other and connect as one formation gripper by connecting tube 10-8.In Fig. 3, be provided with two interior plate 10-10 and two otic placode assemblies 10-6,10-7, two pieces of interior plate 10-10 are welded on lower shrouding 10-5, and dock with otic placode assembly 10-6,10-7, left side plate afterbody and interior plate 10-10 are zigzag, to bite object during operation, their afterbody preferably flushes.
Because thumb caliper 10 is topmost operation parts, it can form different angles by rotating from scraper bowl, to carry out crawl operation, weares and teares also the most serious, therefore in order to improve its abrasion resistance and application life, can also improve as follows the structure of thumb caliper 10:
The inside top hinge place of left plate 10-1 and right plate 10-2 is provided with interior stiffener 10-3 and lateral tail is provided with external reinforcing plate for car 10-4, connecting tube 10-8 runs through left plate 10-1, several interior plates 10-10 and right plate 10-2 in turn, and connecting tube 10-8 and left plate 10-1, is respectively arranged with reinforcing rib 10-9 between several interior plates 10-10, right plate 10-2.
As shown in Figure 4, described monotroded bar 20 comprises front axle bed 20-1, riser 20-2 and rear axle bed 20-4, be connected with riser 20-2 between described front axle bed 20-1 and rear axle bed 20-4, described front axle bed 20-1 is connected with thumb caliper 10 and the two ends of rear axle bed 20-4 are connected with left rocking bar 30, right rocking bar 31 respectively.Same, can also weld one piece of stiffener 20-3 respectively at the dual-side of riser 20-2, be guaranteed strength, and riser 20-2 board selection specification is thicker.
As illustrated in Figures 5 and 6, left rocking bar 30 and right rocking bar 31 symmetrical configuration, comprise the rocker plate of tri-joint mechanism formula, stop sleeve, axle bed, described stop sleeve is connected with oil cylinder 40, and described axle bed is connected with the rear axle bed 20-4 of monotroded bar 20.The design effectively can increase the pivot angle amplitude of thumb caliper 10, more effectively carries out crawl operation.
Oil cylinder 40 is common oil cylinder, and its front end is wider, and size need guarantee to coordinate closely with left rocker.
A kind of digger operating device, comprise swing arm, connecting rod, rocking bar, dipper and scraper bowl, described swing arm is connected with scraper bowl by dipper, described scraper bowl realizes moving back and forth by connecting rod and rocking bar, also comprise above-mentioned excavator fluid pressure type thumb jaw mechanism, described thumb jaw mechanism and scraper bowl form grasping movement.As shown in Figure 7, its middle finger caliper 10 is hinged with bucket rod of bucket hinge, left rocker and dipper rocking bar hinge hinged, monotroded bar 20 connects thumb caliper 10 and left rocker, oil cylinder 40 root connects dipper lower ear plate by oil cylinder axle 50, in oil cylinder 40 front end and left rocker, hinge is hinged by rear connecting axle 36, and all uses bolt stop in end, each counterface also can equipment adjustment pad with adjusting play and comparatively less wear.Hydraulic driving oil cylinder 40, by quadric chain, drives thumb caliper 10 reciprocally swinging, coordinates realize capturing operation with scraper bowl.
As shown in Figure 8, thumb caliper 10 is connected with bucket rod of bucket hinge by first step axle 13, and the two ends of thumb caliper 10 are arranged on first step axle 13 respectively by bearing 12, wherein, one end of thumb caliper 10 is provided with the first liner plate 11, and the other end is provided with the first flanged plate 14; And left rocking bar 30, right rocking bar 31 are connected with scraper bowl rocking bar by second step axle 34, and left rocking bar 30, right rocking bar 31 are arranged on second step axle 34 respectively by bearing 33, wherein, one end corresponding with the first liner plate 11 is provided with the second liner plate 32, and the other end is provided with the second flanged plate 35; One end that described first step axle 13 and second step axle 34 are provided with flanged plate is respectively equipped with radial stop hole and axial retention screw thread, can anti-axial float after fit on flange.
As figure 9, connected with thumb caliper 10 by front connecting axle 22 after fit on bearing 23, first dust ring 21 of monotroded bar 20 one end, after other end fit on bearing 24, second dust ring 25, connected by the lower hinge of rear connecting axle 36 with left rocking bar 30, right rocking bar 31.Monotroded bar 20 left end is connected by bearing pin i.e. front connecting axle 22 with thumb caliper otic placode assembly place, right-hand member is connected by rear connecting axle 36 with the lower hinge of left rocker, and all use bolt stop in end, each counterface also can equipment adjustment pad with adjusting play and comparatively less wear.
Bearing 12 and bearing 33 are because of physical dimension restriction, oil filler point grease up cannot be designed, therefore need to use the up-to-date non-maintaining bearing of nonmetal self-lubricating, relative, bearing 23 and bearing 24 place are designed with oil filler point, can lubricate by grease up, without the need to the self-lubricating bearing that use cost is higher, use common steel bushing.
When reequiping the excavator of traditional design, also very convenient, specific as follows:
The axle of bucket rod of bucket connection place is replaced by first step axle 13, thumb caliper 10 is assembled to bucket rod of bucket hinge place, each assembling bearing 12 about its middle finger caliper end, during assembling, first step axle 13 step place is equipped with the first liner plate 11, for reducing the stress that axial end produces thumb caliper, former scraper bowl stop dog chart is assembled to original place, assemble rear other end fit on first flanged plate 14, fix in case axle play with three groups of bolts, each counterface also can equipment adjustment pad with adjusting play and comparatively less wear; Left rocking bar 30, right rocking bar 31 one end fit on bearing 33, then dipper rocking bar place axle is pulled down and change second step axle 34 into, and the second liner plate 32 and left rocker, former rocking bar are assembled to former hinge, former dogbolt is assembled to original place, assemble rear other end fit on second flanged plate 35, fix in case axle play with three groups of bolts, each counterface also can equipment adjustment pad with adjusting play and comparatively less wear.
Compared with prior art, needed for the utility model, cost is much cheaper than facility, component used are common components, manufacture difficulty significantly reduces, thumb caliper, monotroded bar, left rocking bar, right rocking bar are structural member, and after blanking, welding can manufacture, and each part requirement is also not high, manufacture difficulty is lower, with low cost; Step Shaft used is also more or less the same with axle used on excavator, and manufacture difficulty is also lower; Nonmetal self-lubricating non-maintaining bearing cost is higher than plain bearing cost, but every chassis also just uses four, and cost increase is not high yet.After manufacture completes, its function also can be met consumers' demand.Therefore the utility model manufacture is simple, with low cost, is the optimal selection of most users.
Only fit on thumb jaw mechanism can coordinate scraper bowl to complete crawl operation, and can also pack up during without the need to capturing operation and normal digging operation can not be had influence on, thus save the time of a large amount of facility dismounting assembling, improve versatility and the flexibility of excavator, with low cost, repacking is convenient, can create a large amount of benefit for user.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model manual and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in the technical field that other are relevant, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. an excavator fluid pressure type thumb jaw mechanism, it is characterized in that, comprise monotroded bar (20), left rocking bar (30), right rocking bar (31), oil cylinder (40), thumb caliper (10), described thumb caliper (10) and monotroded bar (20), left rocking bar (30), right rocking bar (31) form quadric chain by pin shaft joint, realize the reciprocating motion of thumb caliper (10) and form grasping movement with scraper bowl by hydraulic actuating fluid compressing cylinder (40).
2. a kind of excavator fluid pressure type thumb jaw mechanism according to claim 1, it is characterized in that, described thumb caliper (10) is connected with scraper bowl, described monotroded bar (20) one end is connected with thumb caliper (10), the both sides of the other end are connected with left rocking bar (30), right rocking bar (31) respectively, and described oil cylinder (40) promotes left rocking bar (30), right rocking bar (31) moves back and forth.
3. a kind of excavator fluid pressure type thumb jaw mechanism according to claim 2, it is characterized in that, described thumb caliper (10) comprises the left plate (10-1) and right plate (10-2) that are arranged on both sides, lower shrouding (10-5) is provided with between described left plate (10-1) and right plate (10-2), lower shrouding (10-5) is provided with several otic placode assemblies, several interior plates (10-10) are welded on lower shrouding (10-5) and go up and dock with otic placode assembly, left plate (10-1), the afterbody of right plate (10-2) and interior plate (10-10) indention and be parallel to each other and connect as one formation gripper by connecting tube (10-8).
4. a kind of excavator fluid pressure type thumb jaw mechanism according to claim 3, it is characterized in that, the inside top hinge place of left plate (10-1) and right plate (10-2) is provided with interior stiffener (10-3) and lateral tail is provided with external reinforcing plate for car (10-4), connecting tube (10-8) runs through left plate (10-1) in turn, several interior plates (10-10) and right plate (10-2), and connecting tube (10-8) and left plate (10-1), several interior plates (10-10), reinforcing rib (10-9) is respectively arranged with between right plate (10-2).
5. a kind of excavator fluid pressure type thumb jaw mechanism according to claim 3, it is characterized in that, described monotroded bar (20) comprises front axle bed (20-1), riser (20-2) and rear axle bed (20-4), be connected with riser (20-2) between described front axle bed (20-1) and rear axle bed (20-4), described front axle bed (20-1) is connected with thumb caliper (10) and the two ends of rear axle bed (20-4) are connected with left rocking bar (30), right rocking bar (31) respectively.
6. a kind of excavator fluid pressure type thumb jaw mechanism according to claim 5, it is characterized in that, left rocking bar (30) and right rocking bar (31) symmetrical configuration, comprise the rocker plate of tri-joint mechanism formula, stop sleeve, axle bed, described stop sleeve is connected with oil cylinder (40), and described axle bed is connected with the rear axle bed (20-4) of monotroded bar (20).
7. a digger operating device, comprise swing arm, connecting rod, rocking bar, dipper and scraper bowl, described swing arm is connected with scraper bowl by dipper, described scraper bowl realizes moving back and forth by connecting rod and rocking bar, it is characterized in that, also comprise the excavator fluid pressure type thumb jaw mechanism described in claim 1-6 any one, described thumb jaw mechanism and scraper bowl form grasping movement.
8. a kind of digger operating device according to claim 7, is characterized in that,
Thumb caliper (10) is connected with bucket rod of bucket hinge by first step axle (13), and the two ends of thumb caliper (10) are arranged on first step axle (13) respectively by bearing (12), wherein, one end of thumb caliper (10) is provided with the first liner plate (11), and the other end is provided with the first flanged plate (14);
Left rocking bar (30), right rocking bar (31) are connected with scraper bowl rocking bar by second step axle (34), and left rocking bar (30), right rocking bar (31) are arranged on second step axle (34) respectively by bearing (33), wherein, one end corresponding with the first liner plate (11) is provided with the second liner plate (32), and the other end is provided with the second flanged plate (35);
One end that described first step axle (13) and second step axle (34) are provided with flanged plate is respectively equipped with radial stop hole and axial retention screw thread.
9. a kind of digger operating device according to claim 8, is characterized in that, bearing (12) and bearing (33) are the non-maintaining bearing of nonmetal self-lubricating.
10. a kind of digger operating device according to claim 8, it is characterized in that, monotroded bar (20) one end fit on bearing (23), the first dust ring (21) are connected with thumb caliper (10) by front connecting axle (22) afterwards, after other end fit on bearing (24), the second dust ring (25), connected by the lower hinge of rear connecting axle (36) with left rocking bar (30), right rocking bar (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520877489.0U CN205100266U (en) | 2015-11-05 | 2015-11-05 | Excavator fluid pressure type thumb pincers mechanism and excavator equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520877489.0U CN205100266U (en) | 2015-11-05 | 2015-11-05 | Excavator fluid pressure type thumb pincers mechanism and excavator equipment |
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| CN205100266U true CN205100266U (en) | 2016-03-23 |
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| CN201520877489.0U Active CN205100266U (en) | 2015-11-05 | 2015-11-05 | Excavator fluid pressure type thumb pincers mechanism and excavator equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105256851A (en) * | 2015-11-05 | 2016-01-20 | 徐州徐工挖掘机械有限公司 | Excavator hydraulic type thumb clamp mechanism and excavator work device |
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2015
- 2015-11-05 CN CN201520877489.0U patent/CN205100266U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105256851A (en) * | 2015-11-05 | 2016-01-20 | 徐州徐工挖掘机械有限公司 | Excavator hydraulic type thumb clamp mechanism and excavator work device |
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