CN217998254U

CN217998254U - Wear-resisting type excavator forming relieved tooth structure

Info

Publication number: CN217998254U
Application number: CN202221144548.XU
Authority: CN
Inventors: 付华升
Original assignee: Jiujiang Ruisheng Wear Parts Manufacturing Co ltd
Current assignee: Jiujiang Ruisheng Wear Parts Manufacturing Co ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-12-09
Anticipated expiration: 2032-05-12

Abstract

The utility model relates to an excavator equipment technical field discloses a wear-resisting type excavator relieving structure, including toothholder and latch, the rear end of latch is provided with coupling mechanism, protection mechanism includes gim peg, slot, wear-resisting bottom plate and kerve, the slot sets up the top middle part at the latch, the inside block of slot is connected with wear-resisting curb plate, the bottom of latch is provided with the kerve. The utility model discloses in, the impact that the forming relieved tooth received can be through first inserted block and the transmission of second inserted block for the toothholder and unload the power, because the round pin axle is in the rear portion of toothholder, do not receive the alternating force between latch and the toothholder to strike during the excavation, the round pin axle has been protected to very big degree, wear-resisting curb plate block is in the slot at latch top middle part, and connect through the gim peg, and wear-resisting bottom plate then is blocked at the kerve by the toothholder, two antifriction plate smooth connection are all around at the latch, do not influence and excavate smoothness nature, support quick dismantlement change.

Description

Wear-resisting type excavator forming relieved tooth structure

Technical Field

The utility model relates to an excavator equipment technical field especially relates to a wear-resisting type excavator forming relieved tooth structure.

Background

When the excavator works on the earth, the shovel teeth on the bucket mainly comprise clamping teeth and tooth holders, the clamping teeth and the tooth holders are connected through pin shafts, the most seriously worn parts of the tooth tips of the bucket teeth are worn during working, and the ordinary tooth tips are directly replaced when being ground seriously.

Chinese patent document CN208792412U discloses a wear-resistant excavator tine structure, including tine body, draw-in groove, antifriction plate and connecting block, the draw-in groove of symmetric distribution is all seted up to tine body upper surface and lower surface, the screw has all been seted up in draw-in groove bottom inner wall four corners, the antifriction plate is all installed in the inside embedding of draw-in groove, the through-hole has all been seted up to antifriction plate upper surface four corners department, the through-hole is installed the bolt with the inside rotation of screw, tine body one side fixed surface has the connecting block of symmetric distribution, two the bolt hole has all been seted up to the connecting block inside, the welding of tine body upper surface intermediate position department has first rings, and the tine body deviates from connecting block one side outer wall welding has the second rings, this utility model has reached the effect of nimble installation and dismantlement through setting up the bolt, and the antifriction plate can alleviate the rate of wear of the tine body simultaneously, improves the life of tine body, but this antifriction plate sets up anyhow good enough, and first bolt has used too much, and all in the tine bottom, and the bolt easily wears, damages after damaging, there is the antifriction plate and there is uneven department, therefore the work of the tine, the impact of this round pin roll design is easy to solve the problem of damage.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the wear-resisting type excavator forming relieved tooth structure that proposes, this excavator forming relieved tooth passes through wear-resisting curb plate and the wear-resisting bottom plate that latch top and bottom block are connected, realizes the wearing and tearing protection to the latch top layer, reduces the wearing and tearing of latch self, and through the design of another kind, the round pin axle of protection latch and toothholder junction is not damaged by external force impact bending when excavating to the difficulty is dismantled in the later stage maintenance.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a wear-resistant excavator relieving tooth structure comprises a tooth holder and a latch, wherein a protection mechanism is arranged on the periphery of the latch, and a connecting mechanism is arranged at the rear end of the latch;

the protection mechanism comprises a fixed bolt, an inserting groove, a wear-resistant bottom plate and a bottom groove, the inserting groove is formed in the middle of the top end of the latch, the inside of the inserting groove is connected with a wear-resistant side plate in a clamping mode, and the bottom end of the latch is provided with the bottom groove;

through the technical scheme, when the shovel tooth of the excavator is used, the wear-resistant side plate and the wear-resistant bottom plate which are arranged at the top end and the bottom end of the latch are utilized to protect the outer surface of the latch from being worn, during installation, the wear-resistant side plate is clamped in the middle of the top end of the latch and connected with the latch through the fixing bolt, the wear-resistant bottom plate is clamped in the bottom groove, the wear-resistant bottom plate cannot move backwards when the shovel tooth is used, the shovel tooth is connected with the latch through the tooth holder, the shovel tooth is prevented from retreating, and meanwhile the two wear-resistant plates support replacement.

Furthermore, the connecting mechanism comprises a first inserting block, a second inserting block, connecting rods and a through groove, wherein the number of the first inserting blocks and the number of the second inserting blocks are respectively two, the first inserting blocks are fixedly connected to the middle lower parts of the two sides of the rear end of the latch, the second inserting blocks are fixedly connected to the two sides of the upper part of the rear end of the latch, the connecting rods are fixedly connected to the two sides of the middle upper part of the rear end of the latch, the first inserting blocks are connected to the first limiting groove in a clamping manner, and the second inserting blocks are connected to the second limiting groove in a clamping manner;

through above-mentioned technical scheme, the latch all passes through the connecting rod and leads to the groove connection in the toothholder rear end to use the spacing connection of round pin axle, through first inserted block and second inserted block respectively at first restriction groove and second restriction groove, when digging the machine and excavating, the impact that the forming relieved tooth received is through first inserted block and second inserted block transmission for the toothholder and is unloaded the power, and the round pin hub connection is at the pole body rear portion of connecting rod this moment, does not receive the crisscross power between latch and the toothholder and bend, wearing and tearing.

Furthermore, the middle part of the wear-resistant side plate is connected with the latch through a fixing bolt;

through above-mentioned technical scheme, through the gim peg with the fixed interior middle part of settling at the slot of wear-resisting curb plate, avoid the wear-resisting curb plate of during operation to drop.

Furthermore, the connecting rods are clamped and connected with the through grooves;

through above-mentioned technical scheme, the connecting rod and lead to the cooperation between the groove, shift the round pin axle mounted position at connecting rod rear portion, avoid the forming relieved tooth during operation and constantly striking with the soil stone make the round pin axle receive the shear stress damage of latch and toothholder.

Furthermore, the rear parts of the rod bodies of the connecting rods are connected through pin shafts;

through the technical scheme, the latch and the tooth holder are connected through the pin shaft in a clamping mode, and the two are prevented from being separated.

Furthermore, the middle lower parts of the two sides of the front end of the tooth holder are respectively provided with a first limiting groove, and the middle upper parts of the two sides of the front end of the tooth holder are respectively provided with a second limiting groove;

through above-mentioned technical scheme, during the excavation, the pressure impact that the latch received, the inside power of unloading of transmitting to first restriction groove and second restriction groove through two inserted blocks has also protected the latch to use simultaneously and has not deviated, does not misplace, starts the positioning action.

Furthermore, the wear-resistant side plates and the wear-resistant bottom plate are made of alloy steel;

through above-mentioned technical scheme, alloy steel's antifriction plate effectively protects the surface of latch, reduces its wearing and tearing condition.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, the latch all passes through the connecting rod and leads to the groove connection in the rear end of toothholder to use the spacing connection of round pin axle, first inserted block and second inserted block difference block are in first restriction groove and second restriction inslot, when digging the machine and excavating, the impact that the forming relieved tooth received unloads the power for the toothholder through two inserted block transmissions, and the round pin axle is in the rear portion of toothholder this moment, does not receive the alternating force between latch and the toothholder to strike, and wearing and tearing, very big degree has protected the round pin axle.

2. The utility model discloses in, through the top at the latch and wear-resisting curb plate of bottom installation and wear-resisting bottom plate protection latch external surface not receive wearing and tearing, during the installation, wear-resisting curb plate block passes through the gim peg at the top middle part of latch and connects, and wear-resisting bottom plate block is in the kerve, and two antifriction plate smooth connection are all around at the latch, do not influence and excavate the smoothness nature, and support quick replacement.

Drawings

Fig. 1 is a schematic perspective view of a relieved tooth structure of a wear-resistant excavator according to the present invention;

fig. 2 is a schematic structural view of a latch seat in a relieved tooth structure of a wear-resistant excavator provided by the utility model;

fig. 3 is a side view of a latch in a relieved tooth structure of a wear-resistant excavator provided by the present invention;

fig. 4 is a rear view of a latch in a relieved tooth structure of a wear-resistant excavator provided by the utility model.

Illustration of the drawings:

1. a tooth holder; 2. clamping teeth; 3. a protection mechanism; 301. a fixing bolt; 302. inserting slots; 303. a wear-resistant side plate; 304. a wear-resistant base plate; 305. a bottom groove; 4. a connecting mechanism; 401. a first restriction groove; 402. a second restriction groove; 403. a through groove; 404. a first insert block; 405. a second insert block; 406. a connecting rod; 407. and (7) a pin shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a wear-resistant excavator relieving tooth structure comprises a tooth holder 1 and a latch 2, wherein a protection mechanism 3 is arranged on the periphery of the latch 2, and a connecting mechanism 4 is arranged at the rear end of the latch 2;

protection machanism 3 includes gim peg 301, slot 302, wear-resisting bottom plate 304 and kerve 305, slot 302 sets up the top middle part at latch 2, the inside block of slot 302 is connected with wear-resisting curb plate 303, the bottom of latch 2 is provided with kerve 305, this excavator relieved tooth utilizes the wear-resisting curb plate 303 and the wear-resisting bottom plate 304 protection latch 1 external surface of latch 1 top and bottom not receive wearing and tearing when using, during the installation, wear-resisting curb plate 303 block is at the top middle part of latch 1, connect through gim peg 301, and wear-resisting bottom plate 304 block is in kerve 305, be connected with latch 2 through toothholder 1, block its backshifting.

The connecting mechanism 4 comprises a first inserting block 404, a second inserting block 405, a connecting rod 406 and a through groove 403, wherein the number of the first inserting block 404 and the number of the second inserting block 405 are respectively two, the first inserting block 404 is fixedly connected to the middle lower part of the two sides of the rear end of the latch 2, the second inserting block 405 is fixedly connected to the two sides of the upper part of the rear end of the latch 2, the connecting rod 406 is fixedly connected to the two sides of the middle upper part of the rear end of the latch 2, the first inserting block 404 is clamped and connected to the first limiting groove 401, the second inserting block 405 is clamped and connected to the second limiting groove 402, the latch 2 passes through the through groove 406 to be connected to the rear end of the tooth base 1 through a pin 407 for limiting connection, the first inserting block 404 and the second inserting block 405 are clamped and connected to the first limiting groove 401 and the second limiting groove 402 respectively, and when the excavator excavates, the impact force applied to the tooth is transmitted to the tooth base 1 through the first inserting block 404 and the second inserting block 405, at the moment, the pin shaft 407 is connected to the rear part of the shaft of the connecting rod 406 and is not bent and abraded by the staggered force between the latch 2 and the tooth holder 1, the middle part of the wear-resistant side plate 303 is connected with the latch 2 through the fixing bolt 301, the connecting rods 406 are all connected with the through grooves 403 in a clamping manner, the connecting rods 406 are matched with the through grooves 403 in a clamping manner, the mounting position of the pin shaft 407 at the rear part of the connecting rod 406 is shifted, the pin shaft 407 is prevented from being damaged by the shearing stress of the latch 2 and the tooth holder 1 due to continuous collision with soil and stones during working of a shovel tooth, the middle lower parts at the two sides of the front end of the tooth holder 1 are both provided with the first limiting grooves 401, the middle upper parts at the two sides of the front end of the tooth holder 1 are both provided with the second limiting grooves 402, when excavating, the pressure impact on the latch 2 is transmitted to the internal unloading force of the first limiting grooves 401 and the second limiting grooves 402 through the two insert blocks, the use of the latch 2 is also protected from deviating and not dislocated, and the positioning effect is started, the wear-resistant side plates 303 and the wear-resistant bottom plate 304 are made of alloy steel.

The working principle is as follows: this excavator forming relieved tooth divide into latch 1 and toothholder 2, latch 2 all passes logical groove 403 through connecting rod 406 and connects in toothholder 1 rear end, and use the spacing connection of round pin axle 407, block respectively at first restriction groove 401 and second restriction groove 402 through first inserted block 404 and second inserted block 405, when digging the machine and excavating, the impact that the forming relieved tooth received is through first inserted block 404 and the transmission of second inserted block 405 for tooth holder 1 power of unloading, round pin axle 407 is connected at the pole body rear portion of connecting rod 406 this moment, do not receive the crisscross power between latch 2 and toothholder 1 and bend, wearing and tearing, round pin axle 407 has been protected to the very big degree, during the use through installing wear-resisting curb plate 303 and wear-resisting bottom plate 304 at the top of latch 1 and bottom protection latch 1 outside surface not receive wearing and tearing, during the installation, wear-resisting curb plate 303 block is in the top middle part of latch 1, connect through fixing bolt 301, and wear-resisting bottom plate 304 is in kerve 305, be connected with latch 2 through toothholder 1, its backshifting, two smooth connections are at latch 2, the wear-resisting plate smoothness does not influence, and wear-resisting plate is held fast replacement.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a wear-resisting type excavator forming relieved tooth structure, includes toothholder (1) and latch (2), its characterized in that: a protection mechanism (3) is arranged on the periphery of the latch (2), and a connecting mechanism (4) is arranged at the rear end of the latch (2);

protection machanism (3) are including gim peg (301), slot (302), wear-resisting bottom plate (304) and kerve (305), slot (302) set up the top middle part at latch (2), the inside block of slot (302) is connected with wear-resisting curb plate (303), the bottom of latch (2) is provided with kerve (305).

2. A wear resistant excavator tooth form as defined in claim 1 wherein: coupling mechanism (4) are including first inserted block (404), second inserted block (405), connecting rod (406) and lead to groove (403), first inserted block (404) and second inserted block (405) all respectively have two, the equal fixed connection of first inserted block (404) is lower part in the rear end both sides of latch (2), the equal fixed connection of second inserted block (405) is in the rear end upper portion both sides of latch (2), the equal fixedly connected with connecting rod (406) in the upper portion both sides in the rear end of latch (2), the equal block of first inserted block (404) is connected in first restriction groove (401), the equal block of second inserted block (405) is connected in second restriction groove (402).

3. A wear resistant excavator dipper tooth construction as claimed in claim 1, further characterized by: the middle part of the wear-resistant side plate (303) is connected with the latch (2) through a fixing bolt (301).

4. A wear resistant excavator tooth form as claimed in claim 2 wherein: the connecting rods (406) are all clamped and connected with the through grooves (403).

5. A wear resistant excavator dipper tooth construction as claimed in claim 4, wherein: the rear parts of the shafts of the connecting rods (406) are connected through a pin shaft (407).

6. A wear resistant excavator dipper tooth construction as claimed in claim 2, further characterized by: the middle-lower parts of the two sides of the front end of the tooth holder (1) are provided with first limiting grooves (401), and the middle-upper parts of the two sides of the front end of the tooth holder (1) are provided with second limiting grooves (402).

7. A wear resistant excavator dipper tooth construction as claimed in claim 1, further characterized by: the wear-resistant side plates (303) and the wear-resistant bottom plate (304) are made of alloy steel.