CN214574215U

CN214574215U - Arc-shaped wear-resistant blade of land leveler

Info

Publication number: CN214574215U
Application number: CN202120303392.4U
Authority: CN
Inventors: 王猛; 王高增; 侯学会
Original assignee: Shandong Shantui Triumphal Construction Machinery Co ltd
Current assignee: Shandong Shantui Triumphal Construction Machinery Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-11-02
Anticipated expiration: 2031-02-03

Abstract

The utility model discloses a grader arc wear-resisting blade, including the cutter body, it is connected with the bottom knife to rotate on the cutter body, the cutter body is the cambered surface setting with the bottom knife, a plurality of support bars of fixedly connected with on the cutter body, the support bar equidistance distributes on the cutter body, the support bar bottom offsets with the bottom knife and sets up, two be equipped with the fixed block between the support bar, fixed block and cutter body fixed connection, fixed block fixedly connected with spring, spring other end fixedly connected with connecting piece, the connecting piece rotates with the bottom knife and is connected. The utility model discloses a set up the bottom knife that rotates the setting and the cutter body can realize that the bottom knife strickles off ground is, if when meetting comparatively firm object, the bottom knife will take place slight rotation between the cutter body this moment, and then reduce the effort that receives with firm object contact bottom knife in the twinkling of an eye, and then ensure that the bottom knife is more wear-resisting.

Description

Arc-shaped wear-resistant blade of land leveler

Technical Field

The utility model belongs to the technical field of the construction machinery makes, especially, relate to a wear-resisting blade of leveler arc.

Background

The land leveler is an earth moving machine for leveling the ground by using a scraper, the scraper is arranged between a front wheel shaft and a rear wheel shaft of the machine, can be lifted, inclined, rotated and extended, has flexible and accurate actions and convenient operation, has higher precision in leveling the ground, is suitable for constructing a roadbed and a road surface, building a side slope and excavating a side ditch, and can also be used for stirring road surface mixture, sweeping accumulated snow, pushing bulk materials and maintaining an earth road and a gravel road.

However, when the blade of the land scraper is used, if the blade meets firmer objects such as stones, the situation of edge breaking is easy to occur, and the blade is easy to damage after long-time working, so that the blade is not wear-resistant.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the knife edge of the scraper is easy to break when encountering a solid object in the prior art, and providing an arc-shaped wear-resistant blade of a land leveler.

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

the utility model provides a grader arc wear-resisting blade, includes the cutter body, it is connected with the bottom knife to rotate on the cutter body, the cutter body is the cambered surface setting with the bottom knife, a plurality of support bars of fixedly connected with on the cutter body, the support bar equidistance distributes on the cutter body, the support bar bottom offsets with the bottom knife and sets up, two be equipped with the fixed block between the support bar, fixed block and cutter body fixed connection, fixed block fixedly connected with spring, spring other end fixedly connected with connecting piece, the connecting piece rotates with the bottom knife to be connected.

Preferably, one side of the lower blade and one side of the cutter body which are recessed inwards are the same side, and the support bar is fixedly connected to one side of the cutter body which is recessed inwards.

Preferably, the support bar is the arc setting, just be equipped with logical groove on the support bar, be equipped with on the cutter body with lead to groove matched with thread groove, thread groove threaded connection has the first bolt that runs through logical groove.

Preferably, the connecting piece comprises connecting rod and connecting plate, connecting rod and connecting plate fixed connection, the connecting plate and spring fixed connection.

Preferably, the lower blade is fixedly connected with a supporting block, the supporting block is provided with a rotating groove, the rotating groove is rotatably connected with a rotating rod, and the rotating rod penetrates through the connecting rod and is fixedly connected with the connecting rod.

Preferably, a second bolt is arranged on the supporting block, and the supporting block is fixedly connected with the lower blade through the second bolt.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the lower blade and the cutter body which are rotatably arranged can be used for scraping the ground, if a firm object is met, the lower blade and the cutter body slightly rotate, so that the acting force on the lower blade at the moment of contact with the firm object is reduced, and the lower blade is more wear-resistant;

2. the lower blade and the cutter body can have larger tension by arranging the spring and the connecting piece, so that the lower blade can be well contacted with soil in a normal state to scrape the soil, and the lower blade can be reset after rotating;

3. can realize spacing to the bottom knife through setting up the support bar, and then ensure that the relative position between blade and the cutter body is certain under the normality, and then can be better realize that the bottom knife scrapes flat to ground through controlling the cutter body.

Drawings

Fig. 1 is a schematic side view of an arc-shaped wear-resistant blade of a grader according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic front view of the arc-shaped wear-resistant blade of the grader, according to the present invention;

fig. 4 is an enlarged schematic view of B in fig. 3.

In the figure: the cutter comprises a cutter body 1, a thread groove 11, a lower blade 2, a support bar 3, a through groove 31, a fixing block 4, a spring 5, a connecting piece 6, a connecting rod 61, a connecting plate 62, a supporting block 7, a rotating groove 71, a rotating rod 72, a second bolt 73 and a first bolt 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-4, an arc-shaped wear-resistant blade of a land leveler comprises a blade body 1, wherein a lower blade 2 is rotatably connected to the blade body 1, the blade body 1 and the lower blade 2 are both arranged in a cambered surface manner, and a plurality of support bars 3 are fixedly connected to the blade body 1.

One side of the indent of the lower blade 2 and the cutter body 1 is the same side, and the support bar 3 is fixedly connected to one side of the indent of the cutter body 1.

Support bar 3 is the arc setting, and then ensures that support bar 3 can be better with bottom knife 2 and the laminating setting of cutter body 1, and be equipped with logical groove 31 on the support bar 3, be equipped with on the cutter body 1 with lead to groove 31 matched with

thread groove

11, 11 threaded connection of thread groove has the first bolt 8 that runs through logical groove 31, realize support bar 3's fixed through first bolt 8, when needs, can dismantle or change support bar 3 through 8 convenient to first bolt.

Support bar 3 equidistance distributes on cutter body 1, and 3 bottoms of support bar offset the setting with 2 of bottom knifes, realize spacing to 2 of bottom knifes through support bar 3, and then ensure that the relative position between 2 of blade and the cutter body 1 is certain under the normality.

Be equipped with fixed block 4 between two support bars 3, fixed block 4 and cutter body 1 fixed connection, fixed block 4 fixedly connected with spring 5, spring 5 other end fixedly connected with connecting piece 6.

The connecting piece 6 comprises connecting rod 61 and connecting plate 62, and connecting rod 61 and connecting plate 62 fixed connection, connecting plate 62 and spring 5 fixed connection.

The connecting piece 6 is rotatably connected with the lower blade 2, a supporting block 7 is fixedly connected to the lower blade 2, a rotating groove 71 is formed in the supporting block 7, a rotating rod 72 is rotatably connected to the rotating groove 71, and the rotating rod 72 penetrates through the connecting rod 61 and is fixedly connected with the connecting rod 61.

Be equipped with second bolt 73 on the supporting shoe 7, supporting shoe 7 passes through second bolt 73 and bottom knife 2 fixed connection, and then can be convenient when needing to change bottom knife 2 and separate supporting shoe 7 and bottom knife 2.

Now, the operation principle of the present invention is described as follows:

utilize under blade 2 to carry out scraping to ground at ordinary times, the pulling force effect through spring 5 under the normality, under blade 2 will be inseparable offset with support bar 3, and then under blade 2 will be fine strickle to ground, if under blade 2 and stone etc. firm object contact time, firm object such as stone is when 2 the effort of under blade is great, under blade 2 will overcome spring 5's pulling force this moment, and take place to rotate between cutter body 1, and the direction of rotation direction for keeping away from support bar 3, and then reduce the effort that under blade 2 received in the twinkling of an eye with firm object contact, and then under blade 2 the condition that the tipping appears easily, and then guarantee that under blade 2 is more wear-resisting.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a wear-resisting blade of leveler arc, includes cutter body (1), its characterized in that, it is connected with bottom knife (2) to rotate on cutter body (1), cutter body (1) is the cambered surface setting with bottom knife (2), a plurality of support bars of fixedly connected with (3) on cutter body (1), support bar (3) equidistance distributes on cutter body (1), support bar (3) bottom offsets with bottom knife (2) and sets up, two be equipped with fixed block (4) between support bar (3), fixed block (4) and cutter body (1) fixed connection, fixed block (4) fixedly connected with spring (5), spring (5) other end fixedly connected with connecting piece (6), connecting piece (6) rotate with bottom knife (2) and are connected.

2. The curved wear-resistant blade of the grader according to claim 1, wherein the concave sides of the lower blade (2) and the cutter body (1) are the same side, and the support bar (3) is fixedly connected to the concave side of the cutter body (1).

3. The curved wear-resistant blade of the grader as claimed in claim 1, wherein the support bar (3) is curved, and the support bar (3) is provided with a through groove (31), the cutter body (1) is provided with a thread groove (11) matched with the through groove (31), and the thread groove (11) is in threaded connection with a first bolt (8) penetrating through the through groove (31).

4. An arcuate wear resistant blade for a grader according to claim 1 wherein the attachment member (6) is comprised of a connecting rod (61) and a connecting plate (62), the connecting rod (61) being fixedly connected to the connecting plate (62), the connecting plate (62) being fixedly connected to the spring (5).

5. The curved wear-resistant blade of the grader according to claim 4, wherein the lower blade (2) is fixedly connected with a supporting block (7), the supporting block (7) is provided with a rotating groove (71), the rotating groove (71) is rotatably connected with a rotating rod (72), and the rotating rod (72) penetrates through the connecting rod (61) and is fixedly connected with the connecting rod (61).

6. The curved wear-resistant blade of a grader according to claim 5, wherein the support block (7) is provided with a second bolt (73), and the support block (7) is fixedly connected with the lower blade (2) through the second bolt (73).