CN212008171U

CN212008171U - Testing arrangement of excavator bucket tooth intensity

Info

Publication number: CN212008171U
Application number: CN202020170007.9U
Authority: CN
Inventors: 王世春
Original assignee: Yancheng Boyang Machinery Manufacturing Co Ltd
Current assignee: Yancheng Boyang Machinery Manufacturing Co Ltd
Priority date: 2020-02-14
Filing date: 2020-02-14
Publication date: 2020-11-24
Anticipated expiration: 2030-02-14

Abstract

The utility model discloses a testing arrangement of excavator bucket tooth intensity, set up the clamping platform who is used for centre gripping bucket tooth structure including equipment base and equipment base top, one side of equipment base is provided with the side extension board of an even group link top hanger plate, the top hanger plate is on a parallel with the equipment base setting, the first gomphosis groove of multiunit centre gripping bucket tooth structure is seted up to one side that the side extension board was kept away from to the equipment base, the second gomphosis groove of multiunit centre gripping bucket tooth structure is seted up to one side that the side extension board was kept away from to the clamping platform, first gomphosis groove and second gomphosis groove one-to-one, and the equidistance sets up in the side of equipment base and clamping platform, the spout that supplies the sliding seat installation is seted up to the up end of top hanger plate, and the bottom of sliding seat extends to the below of top hanger plate, and the top is provided with. This testing arrangement of excavator bucket tooth intensity, the bucket tooth clamping of being convenient for and impact experiment in proper order have higher practical value.

Description

Testing arrangement of excavator bucket tooth intensity

Technical Field

The utility model belongs to the technical field of the excavator, concretely relates to testing arrangement of excavator bucket tooth intensity.

Background

Excavators, also known as excavating machines or excavators, are earth moving machines that excavate material above or below a load bearing surface with a bucket and load it into a transport vehicle or unload it to a stockyard. The materials excavated by the excavator mainly comprise soil, coal, silt, soil subjected to pre-loosening and rocks. In view of the development of construction machines in recent years, the development of excavators is relatively fast, and the excavator has become one of the most important construction machines in construction. The most important three parameters of the excavator: operating weight (mass), engine power and bucket capacity. The excavator bucket tooth is an important part on the excavator, is similar to a human tooth and is also a wearing part

The bucket tooth of excavator need carry out the detection of sampling after production to guarantee its quality, the check out test set of current bucket tooth does not possess actual striking test function, can't obtain the data of bucket tooth intensity through the actual experiment, and is difficult for the clamping during the bucket tooth experiment, influences experiment effect and progress.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a testing arrangement of excavator bucket tooth intensity to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a device for testing the strength of bucket teeth of an excavator comprises an equipment base and a clamping platform arranged above the equipment base and used for clamping bucket tooth structures, wherein one side of the equipment base is provided with a side edge extending plate which is connected with a top hanging plate in an even group, and the top hanging plate is arranged in parallel to the equipment base;

one side of the equipment base, which is far away from the side edge extension plate, is provided with a plurality of groups of first embedding grooves for clamping bucket tooth structures, one side of the clamping platform, which is far away from the side edge extension plate, is provided with a plurality of groups of second embedding grooves for clamping bucket tooth structures, and the first embedding grooves and the second embedding grooves are in one-to-one correspondence and are equidistantly arranged on the side surfaces of the equipment base and the clamping platform;

the utility model discloses a cable, including top hanger plate, sliding seat, striking connecting rod, spout, top hanger plate, spout that supplies the sliding seat installation is seted up to the up end of top hanger plate, the bottom of sliding seat extends to the below of top hanger plate, and the top is provided with a set of wire winding mechanism, the bottom of sliding seat and striking connecting rod are through being connected pivot swing joint, and the one side that the sliding seat was kept away from to the striking connecting rod is provided with a set of impact hammer, the impact hammer is connected with the wire winding mechanism that the sliding seat top set.

Preferably, the four corners of the upper end face of the equipment base are provided with guide rods perpendicular to the clamping platform, the four corners of the clamping platform are provided with slotted holes for the guide rods to pass through, linear bearings are installed in the slotted holes, and the upper end face of the clamping platform is provided with two groups of hydraulic telescopic rods connected with the top hanging plate.

Preferably, both sides of the bottom end of the top hanging plate are provided with vertical plate structures, one group of vertical plates are structurally provided with a servo motor, and one side of the servo motor, which faces the other group of vertical plate structures, is provided with a ball screw matched with the vertical plate structures through a roller bearing.

Preferably, the sliding seat is provided with a threaded transmission hole matched with the ball screw, and the sliding seat is matched with the inner wall of the sliding groove and the upper side and the lower side of the top hanging plate through antifriction rollers embedded on the sliding seat.

Preferably, the winding structure installed on the sliding seat comprises a group of rotating motors, a motor shaft of each rotating motor is connected with the group of vertical plate structures through a roller bearing, and a group of take-up pulleys for hinging the cables are arranged on the motor shaft of each rotating motor.

The utility model discloses a technological effect and advantage: according to the device for testing the strength of the bucket tooth of the excavator, the bucket tooth structure is clamped in the first embedding groove and the second embedding groove through the clamping platform driven by the hydraulic telescopic rod, so that the bucket tooth structure is convenient to clamp and position and is stable; impact of impact hammers at the end parts of the impact connecting rods on the bucket tooth structure is realized by arranging the impact connecting rods connected with the sliding seats and matching with cables hinged with the impact connecting rods, and the initial heights of different impact hammers have different impact forces, so that the test requirements on the bucket tooth structure are met through effectively performing experiments; the servo motor through the transmission sliding seat drives the ball screw to realize the automatic displacement of the sliding seat, so that the impact experiment of different bucket tooth structures in the first embedding groove and the second embedding groove is realized, and the adjustment and the use are convenient.

Drawings

Fig. 1 is a schematic structural view of the present invention;

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

fig. 3 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.

In the figure: the device comprises a device base 1, a 101 side extending plate, a 102 top hanging plate, a 2 clamping platform, a 201 hydraulic telescopic rod, a 3 guide rod, a 301 linear bearing, a 4 bucket tooth structure, a 401 first embedding groove, a 402 second embedding groove, a 5 servo motor, a 501 ball screw, a 6 sliding seat, a 601 sliding groove, a 7 rotating motor, a 701 cable, an 8 impact connecting rod, an 801 connecting rotating shaft and an 802 impact hammer.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a device for testing the bucket tooth strength of an excavator, as shown in figures 1-3, which comprises an equipment base 1 and a clamping platform 2 arranged above the equipment base 1 and used for clamping a bucket tooth structure 4, wherein one side of the equipment base 1 is provided with a side extending plate 101 which is connected with a top hanging plate 102 in an even group, and the top hanging plate 102 is arranged in parallel with the equipment base 1;

a plurality of groups of first embedding grooves 401 for clamping the bucket tooth structures 4 are formed in one side, away from the side edge extension plate 101, of the equipment base 1, a plurality of groups of second embedding grooves 402 for clamping the bucket tooth structures 4 are formed in one side, away from the side edge extension plate 101, of the clamping platform 2, the first embedding grooves 401 and the second embedding grooves 402 are in one-to-one correspondence and are equidistantly arranged on the side surfaces of the equipment base 1 and the clamping platform 2, and the bucket tooth structures 4 are clamped in the first embedding grooves 401 and the second embedding grooves 402 through the clamping platform 2 driven by the hydraulic telescopic rod 201, so that the stability of the bucket tooth structures 4 is ensured by clamping and positioning;

the spout 601 that supplies the mount of sliding seat 6 is seted up to the up end of top hanger plate 102, the bottom of sliding seat 6 extends to the below of top hanger plate 102, and the top is provided with a set of mechanism of winding, the bottom of sliding seat 6 and striking connecting rod 8 are through being connected pivot 801 swing joint, and the one side that the sliding seat 6 was kept away from to striking connecting rod 8 is provided with a set of impact hammer 802, impact hammer 802 is connected with the mechanism of winding that the top of sliding seat 6 set up through a set of hawser 701, realizes striking connecting rod 8 tip impact hammer 802 to the striking of dipper tooth structure 4 through setting up the hawser 701 that the striking connecting rod 8 cooperation of connecting sliding seat 6 articulated striking connecting rod 8, and the initial height of different impact hammers 802 has different impact, effectively tests and satisfies the test demand to dipper tooth structure 4.

Specifically, the guide rods 3 perpendicular to the clamping platform 2 are arranged at four corners of the upper end face of the equipment base 1, the four corners of the clamping platform 2 are provided with slotted holes for the guide rods 3 to pass through, linear bearings 301 are installed in the slotted holes, the guide rods 3 and the linear bearings 301 are matched to ensure that the transmission direction of the clamping platform 2 is along the axis direction of the guide rods 3, and the upper end face of the clamping platform 2 is provided with two sets of hydraulic telescopic rods 201 (in the specific implementation, any type of the hydraulic telescopic rods 201 can be selected) for connecting the top hanging plate 102.

Specifically, the two sides of the bottom end of the top hanging plate 102 are provided with vertical plate structures, one group of vertical plates is structurally provided with a servo motor 5, one side of the servo motor 5 facing the other group of vertical plate structures is provided with a ball screw 501 matched with the vertical plate structures through a roller bearing, the servo motor 5 driving the ball screw 501 through the transmission sliding seat 6 realizes the automatic displacement of the sliding seat 6, the impact experiment of the bucket tooth structures 4 in different first embedding grooves 401 and second embedding grooves 402 is realized, and the adjustment and the use are convenient.

Specifically, the sliding seat 6 is provided with a threaded transmission hole for matching with the ball screw 501, and the sliding seat 6 is matched with the inner wall of the sliding groove 601 and the upper and lower sides of the top hanging plate 102 through antifriction rollers embedded on the sliding seat 6, so that the friction force generated when the sliding seat 6 moves is reduced by the antifriction rollers, and the sliding seat 6 can be conveniently moved and adjusted.

Specifically, the winding structure installed on the sliding seat 6 includes a set of rotating electrical machine 7, a motor shaft of the rotating electrical machine 7 is connected with a set of vertical plate structures through a roller bearing, and a set of take-up pulley for hinging the cable 701 is arranged on the motor shaft of the rotating electrical machine 7.

Specifically, when the device for testing the strength of the excavator bucket tooth is used, the bucket tooth structure 4 to be tested is firstly clamped into the first embedding groove 401 arranged above the equipment base 1 in sequence, then the hydraulic telescopic rod 201 is adjusted to press down to realize the connection between the clamping platform 2 and the equipment base 1, so that the bucket tooth structure 4 is fixed by the bucket tooth structure 4 buckled by the second embedding groove 402, at the moment, the servo motor 5 is adjusted to realize the transmission of 50 to the sliding seat 6, when the sliding seat 6 is suspended above a group of bucket tooth structures 4, the rotating motor 7 is adjusted to ensure that the cable 701 quickly extends and is not in a limit impact connecting rod 8, the impact hammer 802 at the end part of the impact connecting rod 8 rotates around the connecting rotating shaft 801 to impact the bucket tooth structure 4 due to the free falling body movement of gravity, a user can adjust the height of the impact hammer 802 by winding the cable 701 through the rotating motor 7, and different heights have different impact forces, satisfy the transform demand of experimental data, can make sliding seat 6 hover in the top of different bucket tooth structures 4 through drive servo motor 5, experiment in proper order, this testing arrangement of excavator bucket tooth intensity, the bucket tooth clamping of being convenient for and striking experiment in proper order have higher practical value.

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. A device for testing the strength of bucket teeth of an excavator comprises an equipment base (1) and a clamping platform (2) arranged above the equipment base (1) and used for clamping a bucket tooth structure (4), wherein one side of the equipment base (1) is provided with a side edge extending plate (101) which is connected with a top hanging plate (102) in an even group, and the top hanging plate (102) is arranged in parallel to the equipment base (1);

the method is characterized in that: one side, far away from the side extending plate (101), of the equipment base (1) is provided with a plurality of groups of first embedding grooves (401) for clamping bucket tooth structures (4), one side, far away from the side extending plate (101), of the clamping platform (2) is provided with a plurality of groups of second embedding grooves (402) for clamping bucket tooth structures (4), and the first embedding grooves (401) and the second embedding grooves (402) are in one-to-one correspondence and are equidistantly arranged on the side faces of the equipment base (1) and the clamping platform (2);

the utility model discloses a construction method of a cable, including top hanger plate (102), spout (601) that supply sliding seat (6) installation are seted up to the up end of top hanger plate (102), the bottom of sliding seat (6) extends to the below of top hanger plate (102), and the top is provided with a set of winding mechanism, the bottom and striking connecting rod (8) of sliding seat (6) are through connecting pivot (801) swing joint, and strike connecting rod (8) and keep away from one side of sliding seat (6) and be provided with a set of impact hammer (802), impact hammer (802) are connected with the winding mechanism that sliding seat (6) top set up through a set of hawser (701).

2. The device for testing the strength of the excavator tooth as claimed in claim 1, wherein: the device comprises an equipment base (1) and is characterized in that guide rods (3) perpendicular to a clamping platform (2) are arranged at four corners of the upper end face of the equipment base (1), slotted holes for the guide rods (3) to penetrate are formed in the four corners of the clamping platform (2), linear bearings (301) are installed in the slotted holes, and two sets of hydraulic telescopic rods (201) connected with a top hanging plate (102) are arranged on the upper end face of the clamping platform (2).

3. The device for testing the strength of the excavator tooth as claimed in claim 1, wherein: vertical plate structures are arranged on two sides of the bottom end of the top hanging plate (102), a servo motor (5) is installed on one vertical plate structure, and a ball screw (501) matched with the vertical plate structures through roller bearings is arranged on one side, facing the other vertical plate structure, of the servo motor (5).

4. The device for testing the strength of the excavator tooth as claimed in claim 1, wherein: the sliding seat (6) is provided with a threaded transmission hole matched with the ball screw (501), and the sliding seat (6) is matched with the inner wall of the sliding groove (601) and the upper side and the lower side of the top hanging plate (102) through antifriction rollers embedded on the sliding seat (6).

5. The device for testing the strength of the excavator tooth as claimed in claim 1, wherein: the winding structure arranged on the sliding seat (6) comprises a group of rotating motors (7), motor shafts of the rotating motors (7) are connected with a group of vertical plate structures through roller bearings, and a group of take-up pulleys for hinging the mooring ropes (701) are arranged on the motor shafts of the rotating motors (7).