CN114922249B - Excavator bucket tooth assembly - Google Patents
Excavator bucket tooth assembly Download PDFInfo
- Publication number
- CN114922249B CN114922249B CN202210621237.6A CN202210621237A CN114922249B CN 114922249 B CN114922249 B CN 114922249B CN 202210621237 A CN202210621237 A CN 202210621237A CN 114922249 B CN114922249 B CN 114922249B
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- Prior art keywords
- bucket tooth
- connecting pin
- pin
- bucket
- excavator
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- 230000000694 effects Effects 0.000 claims description 17
- 238000005096 rolling process Methods 0.000 claims description 9
- 230000009471 action Effects 0.000 abstract description 6
- 239000002689 soil Substances 0.000 description 22
- 238000009434 installation Methods 0.000 description 15
- 230000006872 improvement Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
- E02F9/2808—Teeth
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
- E02F9/2808—Teeth
- E02F9/2816—Mountings therefor
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
- E02F9/2808—Teeth
- E02F9/2816—Mountings therefor
- E02F9/2833—Retaining means, e.g. pins
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Component Parts Of Construction Machinery (AREA)
Abstract
The invention relates to the technical field of bucket teeth and discloses an excavator bucket tooth assembly, which comprises a bucket and a connecting pin at one end of the bucket, wherein a bucket tooth shell is arranged at one end of the connecting pin, limiting grooves are formed in two sides of the connecting pin, a sliding block is arranged in the connecting pin and is used for being arranged on the inner side of the limiting grooves, a baffle frame is arranged on the outer side of the sliding block, a fixed bayonet lock is arranged on the inner side of the baffle frame, a first slideway is arranged in the sliding block, a conical top edge is arranged at one end of the first slideway, a V-shaped edge is arranged at one side of the conical top edge, a V-shaped groove is formed in one side of the V-shaped edge, a limiting step is formed in the inner wall of the first slideway, and a limiting sliding groove is formed in the inner side of the connecting pin. According to the invention, when the connecting pin is locked with the bucket tooth shell, a jacking action is provided for fixing the connecting pin with the bucket tooth shell, so that a clearance groove between the connecting pin and the bucket tooth shell is reduced.
Description
Technical Field
The invention relates to the technical field of bucket teeth, in particular to an excavator bucket tooth assembly.
Background
The excavator bucket tooth is an important part on the excavator, is similar to teeth of a person, is also a vulnerable part, is a combined bucket tooth consisting of a tooth holder and a tooth tip, and is connected by a pin shaft, and as the tooth tip is the worn-out failure part of the bucket tooth, the tooth tip can be replaced.
However, the bucket teeth of the excavator are usually collected by thirty degrees in an installation mode, the pins are knocked out from the right side, old teeth are taken down, tooth roots and jack soil are cleaned, gaskets are knocked tightly, new teeth are installed, pins are installed from the left side, the pins are installed with a small clearance under the general condition, the installation is complex and inconvenient, and in addition, the soil is hard in a certain arid land, the conventional bucket teeth are difficult to crush when a hard soil block is shoveled, so that the bucket is difficult to dig downwards, and the excavation is influenced.
Disclosure of Invention
The invention provides an excavator bucket tooth assembly, which has the beneficial effect of rapid bucket tooth installation, and solves the problems that in the prior art, the bucket tooth of an excavator is usually installed in a manner of taking up a bucket for thirty degrees, a bolt is knocked out from the right side, old teeth are taken down, tooth roots and jack soil are cleaned, a gasket is knocked tightly, the gasket is assembled back, new teeth are assembled, the bolt is assembled from the left side, and the bolt is provided with a small clearance under the general condition.
The invention provides the following technical scheme: the utility model provides an excavator bucket tooth assembly, includes the connecting pin of scraper bowl and scraper bowl one end, the bucket tooth casing is installed to the one end of connecting pin, the both sides of connecting pin are equipped with the spacing groove, the internally mounted of connecting pin has the slider, the slider is used for installing the inboard at the spacing groove, the outside of slider is equipped with keeps off the frame, the fixed bayonet lock is installed to the inboard of keeping off the frame, the inside of slider is equipped with first slide, the one end of first slide is equipped with the toper topside, one side at toper topside is equipped with the V-arrangement limit, one side on V-arrangement limit is equipped with the V-arrangement groove, the inner wall of first slide is equipped with spacing step, the inboard of connecting pin is equipped with spacing spout, the inside of connecting pin still installs the horizontal slide that is located spacing spout inside, the internally mounted of horizontal slide has the support inner axle, the inside symmetry of bucket tooth casing is equipped with the locating shaft, the inboard of slider still is equipped with the reset groove, first spring is installed to one side of slider.
As an alternative to the excavator tooth assembly of the present invention, wherein: the inside of bucket tooth casing is equipped with the draw-in groove, the inner wall symmetry of spacing groove is equipped with spacing guide way, the both sides of fixed bayonet lock are equipped with the bayonet lock, the inboard of locating shaft is equipped with the side groove, the bayonet lock is used for the card at the side inslot, the bayonet lock is used for sliding connection in spacing guide way.
As an alternative to the excavator tooth assembly of the present invention, wherein: the inner support shaft is used for being installed in the transverse sliding pin, a limiting plate is arranged on the outer side of the inner support shaft, and a second spring is installed on one side of the limiting plate.
As an alternative to the excavator tooth assembly of the present invention, wherein: and one end of the supporting inner shaft is provided with a rolling ring.
As an alternative to the excavator tooth assembly of the present invention, wherein: and one end of the supporting inner shaft is provided with a bearing outer ring, and the rolling ring is used for being arranged on the outer side of the bearing outer ring.
As an alternative to the excavator tooth assembly of the present invention, wherein: and a rolling shaft is arranged on the outer side of the transverse sliding pin.
As an alternative to the excavator tooth assembly of the present invention, wherein: the friction ring is installed in the outside of roller bearing, the knock pin is installed to one side of connecting pin, the third spring is installed to the one end of knock pin, the internally mounted of third spring has the flexible post, the one end and the knock pin of flexible post are connected, the outside of connecting pin still symmetry is equipped with the fixed slot.
As an alternative to the excavator tooth assembly of the present invention, wherein: the side direction push pedal is installed in the outside of bucket tooth casing, the inside of bucket tooth casing is equipped with horizontal back shaft, the support inner frame is installed to one side of horizontal back shaft, the support inner frame is used for installing the side direction push pedal in the bucket tooth casing outside, the internally mounted of side direction push pedal has the connecting axle pin, the connecting axle pin is used for being connected support inner frame and side direction push pedal, the outside of side direction push pedal is equipped with spacing inclined bar, symmetrical support is installed to the opposite side symmetry of horizontal back shaft.
As an alternative to the excavator tooth assembly of the present invention, wherein: the lower extreme of bucket tooth casing is equipped with the grafting bottom, the outside of grafting bottom is equipped with the low awl of breaking earth, the low awl of breaking earth is used for improving the expansion effect of grafting bottom.
As an alternative to the excavator tooth assembly of the present invention, wherein: the movable baffle is installed in the outside of bucket tooth casing, the one end of movable baffle is equipped with trip frame end, the top of side direction push pedal all is equipped with trip frame end, trip frame end joint is on the top of side direction push pedal.
The invention has the following beneficial effects:
1. This excavator bucket tooth assembly through the cooperation of connecting pin and bucket tooth casing inner structure, the fixed mode between connecting pin and the bucket tooth casing has been simplified, and establish the bucket tooth casing cover in the connecting pin outside, make the orbit of locating shaft along the spacing groove, one-time pulling to connecting pin one end orientation can be realized the locking operation between connecting pin and the bucket tooth casing, the unblock function can be realized to pulling again, thereby the device has possessed quick installation's effect, the installation operation step between connecting pin and the bucket tooth casing has been shortened, and during the installation, need not to change the posture form of excavator, only need place the scraper bowl in, the position that the operating personnel can contact, directly install the operation can, and device structure is applicable to the bucket tooth installation operation of multiple, accommodation is comparatively extensive.
2. This excavator bucket tooth assembly, the orbit through spacing guide way, can drive bayonet lock and fixed bayonet lock outwards stretch out, and the card is in the inside of locating shaft, the inside in side groove can be embedded to the bayonet lock simultaneously, form location and fixed operation, after the slider slides to one side once, can realize the locking state, slide once more, can realize the unblock state, can slide the fender frame with fixed bayonet lock and reset this moment, simultaneously bayonet lock and fixed bayonet lock can be according to the orbit of spacing guide way, retract spacing inslot portion, through above-mentioned structural feature, be in order to guarantee that the locating shaft is located spacing guide way inside, when the slider is in the locking state, make the locating shaft lock simultaneously in spacing guide way inside, form linkage locking and unblock function.
3. When the excavator bucket tooth assembly is locked between the connecting pin and the bucket tooth shell, a gap groove is formed between one end of the bucket tooth shell and one end of the connecting pin, so that connection between the bucket tooth shell and the connecting pin is loose, the jacking pin is jacked up and supported through the third spring, the jacking pin is enabled to achieve the jacking effect on the inside of the bucket tooth shell, the jacking effect is provided when the connecting pin is fixed with the bucket tooth shell, and the gap groove between the connecting pin and the bucket tooth shell is reduced.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic view of the structure of the connecting pin of the present invention.
FIG. 3 is a schematic view of the slider mounting position of the present invention.
FIG. 4 is a schematic view of a slider structure according to the present invention.
FIG. 5 is a schematic view of a tooth housing according to the present invention.
FIG. 6 is a schematic view of the structure of the transverse sliding pin of the present invention.
FIG. 7 is a schematic view showing the internal structure of the knock pin according to the present invention.
FIG. 8 is a schematic side view of a tooth housing according to the present invention.
FIG. 9 is a schematic view of the internal structure of the tooth housing of the present invention.
FIG. 10 is a schematic view of the internal side structure of the tooth housing of the present invention.
In the figure: 1. a bucket; 2. a connecting pin; 3. bucket tooth shell; 4. a limit groove; 5. a fixing groove; 7. a slide block; 8. a baffle frame; 9. fixing the bayonet lock; 10. a limit guide groove; 11. the pin shaft is clamped; 13. positioning a shaft; 14. a side groove; 15. a first spring; 16. a transverse slide pin; 17. a reset groove; 18. a first slideway; 19. a tapered top edge; 20. a V-shaped groove; 21. a limit step; 22. supporting the inner shaft; 23. a second spring; 24. a limiting plate; 25. a roller; 26. a friction ring; 27. a knock pin; 28. a third spring; 29. a telescopic column; 30. a V-shaped edge; 31. a bearing outer ring; 32. a rolling ring; 33. limiting sliding grooves; 34. inserting the bottom end; 35. breaking the ground low cone; 36. a lateral push plate; 37. a movable baffle; 38. limiting diagonal bars; 39. a hook frame end; 40. a transverse support shaft; 41. supporting the inner frame; 42. a symmetrical bracket; 43. and a connecting shaft pin.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-6, an excavator tooth assembly includes a bucket 1 and a connecting pin 2 at one end of the bucket 1, a tooth housing 3 is installed at one end of the connecting pin 2, limiting grooves 4 are formed on two sides of the connecting pin 2, a sliding block 7 is installed inside the connecting pin 2, the sliding block 7 is installed inside the limiting grooves 4, a blocking frame 8 is arranged on the outer side of the sliding block 7, a fixed bayonet lock 9 is installed inside the blocking frame 8, a first slideway 18 is arranged inside the sliding block 7, a conical top edge 19 is arranged at one end of the first slideway 18, a V-shaped edge 30 is arranged at one side of the conical top edge 19, a V-shaped groove 20 is formed at one side of the V-shaped edge 30, a limiting step 21 is arranged on the inner wall of the first slideway 18, a limiting chute 33 is arranged on the inner side of the connecting pin 2, a transverse sliding pin 16 located inside the limiting chute 33 is installed inside the connecting pin 2, a supporting shaft 22 is installed inside the transverse sliding pin 16, and a positioning shaft 13 is symmetrically arranged inside the tooth housing 3.
When the bucket tooth mechanism is used, one end of the bucket tooth shell 3 is sleeved above the connecting pin 2, the positioning shaft 13 slides into the limiting groove 4 along the track of the limiting groove 4, and when one side of the positioning shaft 13 is in contact with the outer surface of one side of the baffle frame 8, the bucket tooth shell 3 is pulled towards the right side of the baffle frame 8 in the figure 1 and drives the baffle frame 8 to move towards one side;
According to fig. 3 and 4, when the slider 7 is slid in the left direction, one end of the supporting inner shaft 22 slides into the first slideway 18, and simultaneously, according to the track characteristics in the first slideway 18, the supporting inner shaft 22 slides into the conical top edge 19 to stop, at this time, the bucket tooth shell 3 is released, the slider 7 is slid in the opposite direction by the elastic effect of the first spring 15, so that the supporting inner shaft 22 is clamped into the V-shaped groove 20, at this time, the slider 7 forms a locking state, a fixed installation operation is formed between the connecting pin 2 and the bucket tooth shell 3, at this time, the slider 7 is pulled again according to the previous direction, so that the supporting inner shaft 22 clamped in the V-shaped groove 20 slides into the reset groove 17 along the track in the first slideway 18, and the supporting inner shaft 22 slides into the inner side of the slider 7 to complete the unlocking operation.
Through above-mentioned structure cooperation, the fixed mode between connecting pin 2 and the bucket tooth casing 3 has been simplified, and establish bucket tooth casing 3 cover in the connecting pin 2 outside, make locating shaft 13 along the orbit of spacing groove 4, once to the pulling of connecting pin 2 one end direction, can realize the locking operation between connecting pin 2 and the bucket tooth casing 3, the pulling can realize the unblock function again, thereby make the device possess quick installation's effect, the installation operation step between connecting pin 2 and the bucket tooth casing 3 has been shortened, and during the installation, need not to change the posture form of digger, only need place the scraper bowl in, the position that operating personnel can contact, direct installation operation can, and the device structure is applicable to multiple bucket tooth installation operation, the accommodation is comparatively extensive.
Example 2
The embodiment is an improvement made on the basis of embodiment 1, specifically referring to fig. 1-6, the inside of the bucket tooth casing 3 is provided with a clamping groove, the inner wall of the limiting groove 4 is symmetrically provided with a limiting guide groove 10, two sides of the fixed clamping pin 9 are provided with clamping pins 11, the inner side of the positioning shaft 13 is provided with a side groove 14, the clamping pins 11 are used for being clamped in the side groove 14, and the clamping pins 11 are used for being slidingly connected in the limiting guide groove 10.
When the positioning shaft 13 slides into the inside of the limiting groove 4 along the track of the limiting groove 4 and contacts with the baffle frame 8, one end of the fixed bayonet lock 9 is exactly in the same axle center with the inside of the positioning shaft 13, the sliding block 7 is driven to integrally slide when sliding rightwards through the sliding block 7 according to the graph in fig. 2, and when the bayonet lock 11 slides in the limiting guide groove 10, the bayonet lock 11 and the fixed bayonet lock 9 are driven to extend outwards through the track of the limiting guide groove 10 and are clamped in the inside of the positioning shaft 13, and meanwhile, the bayonet lock 11 is embedded into the inside of the side groove 14 to form positioning and fixing operations;
After the slider 7 slides to one side for a single time, a locking state can be achieved, the slider slides again, an unlocking state can be achieved, at the moment, the baffle frame 8 and the fixed bayonet 9 can be slid and reset, meanwhile, the bayonet 11 and the fixed bayonet 9 retract into the limiting groove 4 according to the track of the limiting guide groove 10, through the structural characteristics, the positioning shaft 13 is located in the limiting groove 4, and when the slider 7 is in the locking state, the positioning shaft 13 is simultaneously locked in the limiting groove 4, so that the linkage locking and unlocking functions are formed.
Example 3
This embodiment is an improvement on the basis of embodiment 1, and in particular, referring to fig. 1-6, the supporting inner shaft 22 is used for being installed inside the transverse sliding pin 16, a limiting plate 24 is arranged on the outer side of the supporting inner shaft 22, and a second spring 23 is installed on one side of the limiting plate 24.
By the action of the second spring 23, a supporting force can be provided to the supporting inner shaft 22, so that one end of the supporting inner shaft 22 is always slidingly connected inside the first slideway 18, thereby providing an elastic driving force for the supporting inner shaft 22.
Example 4
This embodiment is a modification of embodiment 3, and in particular, referring to fig. 1-6, a rolling ring 32 is mounted on one end of the support inner shaft 22.
By the rolling ring 32, when one end of the supporting inner shaft 22 slides in the first slideway 18, the quick sliding effect can be ensured, and the contact friction between the one end of the supporting inner shaft 22 and the inner wall of the first slideway 18 is reduced, so that the sliding is more lubricated.
Example 5
This embodiment is a modification of embodiment 4, and in particular, referring to fig. 1-6, a bearing outer race 31 is mounted to one end of the support inner shaft 22, and a rolling ring 32 is mounted to the outside of the bearing outer race 31.
Through the structural characteristic of the bearing outer ring 31, a rotation function is provided for the bearing outer ring 31, so that the friction effect between the outer side of the bearing outer ring 32 and the inner wall of the first slideway 18 is greatly reduced when the outer side of the bearing outer ring 32 contacts with the inner wall of the first slideway 18, and the situation that the bearing outer ring 32 slides in the first slideway 18 due to larger friction force of the bearing outer ring 32 is avoided.
Example 6
This embodiment is an improvement over embodiment 4, and in particular, referring to fig. 1-6, a roller 25 is mounted on the outside of the lateral sliding pin 16.
When one sliding shaft of the supporting inner shaft 22 slides inside the first slideway 18, the transverse sliding pin 16 can vertically slide inside the limiting sliding groove 33 through the track of the first slideway 18, when the transverse sliding pin 16 is in sliding connection inside the limiting sliding groove 33, the rollers 25 are symmetrically arranged on the outer surface of the transverse sliding pin 16, and the friction effect between the outer surface of the transverse sliding pin 16 and the inner wall of the limiting sliding groove 33 can be reduced through the rollers 25, so that the transverse sliding pin 16 is more sensitive when being positioned inside the limiting sliding groove 33 to slide.
Example 7
The embodiment is an improvement based on embodiment 6, specifically referring to fig. 1-6, a friction ring 26 is installed on the outer side of a roller 25, a top pin 27 is installed on one side of a connecting pin 2, a third spring 28 is installed on one end of the top pin 27, a telescopic column 29 is installed inside the third spring 28, one end of the telescopic column 29 is connected with the top pin 27, and fixing grooves 5 are symmetrically arranged on the outer side of the connecting pin 2.
The friction rings 26 are arranged on the outer side of the roller 25, the friction rings 26 are made of rubber, the sliding effect of the transverse sliding pin 16 in the limiting sliding groove 33 can be greatly improved through the rubber of the friction rings 26, and the transverse sliding pin 16 is more stable due to the characteristics of the rubber, when the bucket tooth shell 3 is clamped in the connecting pin 2, the bucket tooth shell 3 needs to be pulled backwards for a single time to lock the connecting pin 2 and the bucket tooth shell 3, and a gap groove exists between one end of the bucket tooth shell 3 and one end of the connecting pin 2, so that connection between the bucket tooth shell 3 and the connecting pin 2 is loose;
The third spring 28 is used for supporting the knock pin 27 in a pushing mode, the knock pin 27 is used for supporting the inside of the bucket tooth shell 3, supporting operation is achieved when the connecting pin 2 and the bucket tooth shell 3 are fixed, the knock pin 27 can be guaranteed to have a higher stabilizing effect when rebounding through the structural characteristics of the telescopic column 29, the shaking condition is avoided, the track of the fixing groove 5 is consistent with the limit groove 4, the two locating shafts 13 are respectively embedded into the limit groove 4 and the inside of the fixing groove 5 through the effect of the fixing groove 5, the two locating shafts are matched, the connecting strength of the device is improved to a great extent, the installation operation is simple, and the connection stability of the device is improved under the condition that the installation is not affected.
Example 8
The present embodiment is an improvement made on the basis of embodiment 7, specifically, please refer to fig. 1-10, the lateral push plate 36 is installed on the outer side of the tooth shell 3, the transverse support shaft 40 is provided in the tooth shell 3, the support inner frame 41 is installed on one side of the transverse support shaft 40, the support inner frame 41 is used for installing the lateral push plate 36 on the outer side of the tooth shell 3, the connecting shaft pin 43 is installed in the lateral push plate 36, the connecting shaft pin 43 is used for connecting the support inner frame 41 with the lateral push plate 36, the limiting diagonal bar 38 is provided on the outer side of the lateral push plate 36, and the symmetrical support 42 is symmetrically installed on the other side of the transverse support shaft 40.
In general, some arid lands are harder in soil, the conventional bucket is difficult to break when the hard convex blocks are shoveled, and when the bucket drives the bucket tooth shell 3 to be inserted into the ground, the outer surfaces of the two lateral pushing plates 36 are respectively contacted with soil, and the friction effect is increased through the limiting inclined bars 38, so that upward acting force is provided for the lateral pushing plates 36, meanwhile, the lateral pushing plates 36 are pushed outwards through the cooperation of the supporting inner frames 41 and the transverse supporting shafts 40, and meanwhile, the upward acting force generated through friction between the soil and the outer surfaces of the lateral pushing plates 36 is converted into acting force on two sides of the bucket tooth shell 3, so that the hard soil blocks are broken away from the bucket tooth shell 3, and the bucket tooth shell 3 has the function of breaking the soil blocks, so that the breaking operation of some large-sized soil blocks is facilitated.
Example 9
The present embodiment is an improvement made on the basis of embodiment 8, specifically, referring to fig. 1-10, the lower end of the bucket tooth casing 3 is provided with a plugging bottom end 34, the outer side of the plugging bottom end 34 is provided with a ground breaking low cone 35, and the ground breaking low cone 35 is used for improving the expansion effect of the plugging bottom end 34.
Through the cooperation of grafting bottom 34 and broken soil low cone 35 for bucket tooth casing 3 when inserting in the soil block, the accessible broken soil low cone 35 further increases the expansion effect to the soil block, makes the gap of soil block increase, and increases the fracture degree of soil block, thereby makes broken soil low cone 35 and grafting bottom 34, reduces the clamping pressure of side push pedal 36 when breaking the soil block, and has highly improved the crushing effect of side push pedal 36.
Example 10
The present embodiment is an improvement made on the basis of embodiment 9, specifically referring to fig. 1-10, two sides of the bucket tooth casing 3 are provided with movable baffles 37, one end of each movable baffle 37 is provided with a hook frame end 39, the top ends of the lateral push plates 36 are respectively provided with a hook frame end 39, and the hook frame ends 39 are clamped at the top ends of the lateral push plates 36.
One side of the movable baffle 37 is connected with the outer side of the bucket tooth shell 3 through a rotating shaft, when the bucket tooth shell 3 is inserted into soil, the top side push plate 36 expands outwards, and when the side push plate 36 expands, the lower end of the top movable baffle 37 of the side push plate 36 supports outwards, and under the action of the movable baffle 37, the bucket tooth shell 3 can prevent the soil above from falling into the side push plate 36 when pushing out the soil, so that the side push plate 36 is rebound and blocked, the pushing operation of the following side push plate 36 on the soil is affected, and a protection effect is provided for the side push plate 36.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (8)
1. The utility model provides an excavator bucket tooth assembly, includes connecting pin (2) of scraper bowl (1) and scraper bowl (1) one end, bucket tooth casing (3), its characterized in that are installed to one end of connecting pin (2): the utility model discloses a connecting pin, including connecting pin (2), slider (7) are equipped with in both sides, slider (7) are used for installing the inboard at spacing groove (4), the outside of slider (7) is equipped with keeps off frame (8), fixed bayonet lock (9) are installed to the inboard of keeping off frame (8), the inside of slider (7) is equipped with first slide (18), the one end of first slide (18) is equipped with toper topside (19), one side of toper topside (19) is equipped with V-arrangement limit (30), one side of V-arrangement limit (30) is equipped with V-arrangement groove (20), the inner wall of first slide (18) is equipped with spacing step (21), the inboard of connecting pin (2) is equipped with spacing spout (33), the inboard of connecting pin (2) is still installed and is located the inside horizontal slide pin (16), the internally mounted of horizontal slide pin (16) is equipped with and supports interior axle (22), the inside symmetry of bucket tooth casing (3) is equipped with location axle (13), one side (7) is equipped with reset spring (17), one end of the supporting inner shaft (22) is always connected in a sliding way in the first slideway (18);
The inside of the bucket tooth shell (3) is provided with clamping grooves, the inner wall of the limiting groove (4) is symmetrically provided with limiting guide grooves (10), two sides of the fixed clamping pin (9) are provided with clamping pins (11), the inner side of the positioning shaft (13) is provided with side grooves (14), the clamping pins (11) are used for being clamped in the side grooves (14), and the clamping pins (11) are used for being in sliding connection with the limiting guide grooves (10);
The supporting inner shaft (22) is used for being installed inside the transverse sliding pin (16), a limiting plate (24) is arranged on the outer side of the supporting inner shaft (22), and a second spring (23) is installed on one side of the limiting plate (24).
2. The excavator tooth assembly of claim 1 wherein: a rolling ring (32) is mounted at one end of the supporting inner shaft (22).
3. The excavator tooth assembly of claim 2 wherein: one end of the supporting inner shaft (22) is provided with a bearing outer ring (31), and the rolling ring (32) is used for being arranged on the outer side of the bearing outer ring (31).
4. The excavator tooth assembly of claim 2 wherein: a roller (25) is arranged on the outer side of the transverse sliding pin (16).
5. The excavator tooth assembly of claim 4 wherein: friction ring (26) are installed in the outside of roller bearing (25), knock pin (27) are installed to one side of connecting pin (2), third spring (28) are installed to one end of knock pin (27), internally mounted of third spring (28) has flexible post (29), the one end and the knock pin (27) of flexible post (29) are connected, the outside of connecting pin (2) still symmetry is equipped with fixed slot (5).
6. The excavator tooth assembly of claim 5 wherein: the side direction push pedal (36) are installed in the outside of bucket tooth casing (3), the inside of bucket tooth casing (3) is equipped with horizontal back shaft (40), support inner frame (41) are installed to one side of horizontal back shaft (40), support inner frame (41) are used for installing side direction push pedal (36) in the bucket tooth casing (3) outside, the internally mounted of side direction push pedal (36) has connecting pivot (43), connecting pivot (43) are used for being connected support inner frame (41) and side direction push pedal (36), the outside of side direction push pedal (36) is equipped with spacing inclined bar (38), symmetrical support (42) are installed to opposite side symmetry of horizontal back shaft (40).
7. The excavator tooth assembly of claim 6 wherein: the lower extreme of bucket tooth casing (3) is equipped with grafting bottom (34), the outside of grafting bottom (34) is equipped with the low awl (35) of breaking earth, the expansion effect that is used for improving grafting bottom (34) of low awl (35) of breaking earth.
8. The excavator tooth assembly of claim 7 wherein: the movable baffle plate (37) is arranged on the outer side of the bucket tooth shell (3), a clamping hook frame end (39) is arranged at one end of the movable baffle plate (37), clamping hook frame ends (39) are arranged at the top ends of the lateral pushing plates (36), and the clamping hook frame ends (39) are clamped at the top ends of the lateral pushing plates (36).
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002327471A (en) * | 2001-05-02 | 2002-11-15 | Komatsu Ltd | Bucket tooth and pin, and fastening body for them |
| KR200366057Y1 (en) * | 2004-07-30 | 2004-11-02 | 성보공업주식회사 | tooth for bucket of excanvator |
| CN106120947A (en) * | 2016-06-28 | 2016-11-16 | 天津市中机雄风机械有限公司 | A kind of preparation method of bucket tooth toothholder novel component |
| CN108729496A (en) * | 2018-05-29 | 2018-11-02 | 马鞍山松鹤信息科技有限公司 | A kind of excavator spring Guick-changing dipper teeth |
| CN109312559A (en) * | 2016-06-10 | 2019-02-05 | 卡特彼勒公司 | Retainer system for ground engagement tool |
| CN111364552A (en) * | 2020-03-19 | 2020-07-03 | 华质建设集团有限公司 | Foundation pit groove cleaning and leveling device and using method thereof |
| CN212835618U (en) * | 2020-07-21 | 2021-03-30 | 江西亿瑞恒工程机械科技有限公司 | Bucket tooth convenient to tear open and trade excavator bucket tooth point |
| CN215442100U (en) * | 2021-08-10 | 2022-01-07 | 安徽省天赢建设工程有限公司 | Excavator plane excavating device achieving one-time leveling |
| CN216195081U (en) * | 2021-11-09 | 2022-04-05 | 沂南县鑫昌机械有限公司 | Excavator bucket tooth convenient to clearance surface |
| CN216475320U (en) * | 2021-10-13 | 2022-05-10 | 日照顺德机械配件有限公司 | Excavator bucket tooth and toothholder connection structure |
| KR20220068293A (en) * | 2020-11-18 | 2022-05-26 | 성보공업주식회사 | Bucket tooth of excavator |
-
2022
- 2022-06-02 CN CN202210621237.6A patent/CN114922249B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002327471A (en) * | 2001-05-02 | 2002-11-15 | Komatsu Ltd | Bucket tooth and pin, and fastening body for them |
| KR200366057Y1 (en) * | 2004-07-30 | 2004-11-02 | 성보공업주식회사 | tooth for bucket of excanvator |
| CN109312559A (en) * | 2016-06-10 | 2019-02-05 | 卡特彼勒公司 | Retainer system for ground engagement tool |
| CN106120947A (en) * | 2016-06-28 | 2016-11-16 | 天津市中机雄风机械有限公司 | A kind of preparation method of bucket tooth toothholder novel component |
| CN108729496A (en) * | 2018-05-29 | 2018-11-02 | 马鞍山松鹤信息科技有限公司 | A kind of excavator spring Guick-changing dipper teeth |
| CN111364552A (en) * | 2020-03-19 | 2020-07-03 | 华质建设集团有限公司 | Foundation pit groove cleaning and leveling device and using method thereof |
| CN212835618U (en) * | 2020-07-21 | 2021-03-30 | 江西亿瑞恒工程机械科技有限公司 | Bucket tooth convenient to tear open and trade excavator bucket tooth point |
| KR20220068293A (en) * | 2020-11-18 | 2022-05-26 | 성보공업주식회사 | Bucket tooth of excavator |
| CN215442100U (en) * | 2021-08-10 | 2022-01-07 | 安徽省天赢建设工程有限公司 | Excavator plane excavating device achieving one-time leveling |
| CN216475320U (en) * | 2021-10-13 | 2022-05-10 | 日照顺德机械配件有限公司 | Excavator bucket tooth and toothholder connection structure |
| CN216195081U (en) * | 2021-11-09 | 2022-04-05 | 沂南县鑫昌机械有限公司 | Excavator bucket tooth convenient to clearance surface |
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| CN114922249A (en) | 2022-08-19 |
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