CN220907650U

CN220907650U - Laser cladding device of knife-type cutting pick

Info

Publication number: CN220907650U
Application number: CN202322708012.7U
Authority: CN
Inventors: 高鼎承; 魏双英; 程习仁; 李明; 王友祥
Original assignee: Wuhan Gaoli Thermal Spray Engineering Co ltd
Current assignee: Wuhan Gaoli Thermal Spray Engineering Co ltd
Priority date: 2023-10-10
Filing date: 2023-10-10
Publication date: 2024-05-07
Anticipated expiration: 2033-10-10

Abstract

The utility model provides a laser cladding device of a cutter-type cutting pick, which comprises a robot and a laser cladding head, wherein the laser cladding head is arranged at the execution tail end of the robot; the cutting pick clamping device also comprises a position changing machine and a plurality of cutting pick clamping mechanisms, wherein the position changing machine is arranged right in front of the robot; the cutting pick clamping mechanisms are circumferentially arranged on a rotary table of the positioner and fixedly arranged relative to the end face of the rotary table, and are used for installing knife-shaped cutting picks; the rotary table of the positioner is used for driving the cutter-shaped cutting teeth arranged on the cutting tooth clamping mechanisms to turn over and rotate, the utility model is convenient for adjusting the gesture of the wear-resistant cladding surface of the cutter-shaped cutting teeth, is convenient for a robot to continuously carry out laser cladding operation on four surfaces of the head of the cutter-shaped cutting teeth, can sequentially send the cutter-shaped cutting teeth to the center of the rotary table for operation, improves the operation efficiency, ensures that the laser cladding head and the wear-resistant cladding surface of the cutter-shaped cutting teeth are kept in a vertical state in the operation process, and has even cladding and higher cladding quality.

Description

Laser cladding device of knife-type cutting pick

Technical Field

The utility model relates to the technical field of cutting pick machining, in particular to a laser cladding device of a cutter type cutting pick.

Background

The cutting pick is a cutter head for digging the ground on a digging shovel of an excavator, and comprises a cutter-shaped cutting pick, wherein the cutter head of the cutter-shaped cutting pick needs laser cladding processing, and the laser cladding refers to focusing a high-energy laser beam on the surface of the cutter head, so that the surface of the cutter head is instantly melted and fused with a spraying material to form a surface coating with excellent performance.

The traditional laser cladding process is to fix the cutter-shaped cutting pick on a cladding station, and the robot at the station drives the laser cladding head to carry out laser cladding on the cutter head of the cutter-shaped cutting pick, so that at present, single-station or two-station alternative machining is adopted, and the efficiency is lower.

The Chinese patent publication No. CN217479551U discloses a cutting pick clamping mechanism and a laser cladding machine adopting the same, wherein the machine has the advantages of realizing linkage of a turntable, a robot and a laser cladding head through a double-station structure and realizing alternate work of two stations.

The traditional knife-shaped cutting pick is provided with a handle and a cutter head which are used for mounting, the cutter head is provided with four surfaces, in the processing process, the four surfaces of the cutter head are continuously laser-clad through a laser cladding technology, as in the technical scheme, the laser cladding head alternately carries out laser cladding processing on the cutting pick between a first station and a second station, the efficiency is lower when the laser cladding device is used for cladding operation of the knife-shaped cutting pick, and in order to solve the technical problem, the laser cladding device of the knife-shaped cutting pick with higher cladding efficiency is necessary.

Disclosure of utility model

In view of the above, the utility model provides a laser cladding device for a cutter type cutting pick, which is convenient for adjusting the posture of the cutter type cutting pick by arranging a plurality of cutting pick clamping mechanisms capable of rotating by a turnover machine, is convenient for a robot to continuously carry out laser cladding operation on four surfaces of the head of the cutter type cutting pick, can sequentially send the cutter type cutting pick to the center of a rotary table for operation, improves the operation efficiency, ensures that the laser cladding head and the wear-resistant cladding surface of the cutter type cutting pick are kept in a vertical state in the operation process, and has uniform cladding and higher cladding quality.

The technical scheme of the utility model is realized as follows: the utility model provides a laser cladding device of a knife-type cutting pick, which comprises a robot and a laser cladding head, wherein,

The robot is fixedly arranged relative to the ground;

The laser cladding head is arranged at the execution end of the robot;

also comprises a position changing machine and a plurality of cutting pick clamping mechanisms, wherein,

The position changing machine is arranged right in front of the robot and is fixedly arranged relative to the ground;

the cutting pick clamping mechanisms are arranged on a rotary table of the positioner in a surrounding mode, are fixedly arranged relative to the end face of the rotary table, and are used for installing knife-shaped cutting picks;

the rotary table of the positioner is used for driving the cutter-shaped cutting teeth arranged on the cutting tooth clamping mechanisms to turn over and rotate.

On the basis of the technical proposal, preferably, the cutting pick clamping mechanisms comprise a mounting base, a cutting pick clamp and a linear driving mechanism, wherein,

One end of the mounting seat is fixedly arranged on a rotary table of the positioner, and the other end of the mounting seat extends along a straight line direction perpendicular to a central shaft of the rotary table;

The pick clamp is arranged at one end of the mounting base, which is close to the center of the rotary table, and is hinged with the end part of the mounting base, and the pick clamp turns towards or away from the center of the rotary table relative to the mounting base;

the linear driving mechanism is arranged on the mounting seat; one end of the linear driving mechanism is hinged with a part of the mounting seat far away from the cutting pick clamp, and the other end of the linear driving mechanism is hinged with the cutting pick clamp; the linear driving mechanism is used for driving the cutting pick clamp on the mounting seat to turn over.

The laser cladding apparatus of claim, wherein: the cutting pick clamp comprises a supporting plate, a positioning groove and a pressing plate, wherein,

The supporting plate is hinged to the end face of the mounting seat, far away from the rotary table of the positioner, and is hinged to the linear driving mechanism;

The positioning groove is fixedly arranged at one end of the supporting plate far away from the mounting seat; the positioning groove is used for clamping the cutter type cutting pick;

The clamp plate detachable installs on the notch of constant head tank for compress tightly the fixed knife-type pick that connects in the constant head tank.

On the basis of the technical scheme, preferably, the linear driving mechanism comprises a telescopic rod and hinge parts hinged at two ends of the telescopic rod; the hinge piece on one end of the telescopic rod is hinged with the supporting plate, and the hinge piece on the other end of the telescopic rod is hinged with the mounting seat.

On the basis of the technical scheme, preferably, the telescopic rod is arranged as an air cylinder or an electric push rod and is used for driving the supporting plate to turn over.

On the basis of the technical scheme, preferably, the robot and the position changing machine are connected through a fixed base, the fixed base is fixedly arranged relative to the ground, and the robot and the position changing machine are fixedly arranged on the end face, far away from the ground, of the fixed base.

On the basis of the technical scheme, preferably, a plurality of grounding plates are fixedly arranged on the side part of the fixed base, and bolt mounting holes are formed in the plurality of grounding plates.

On the basis of the technical scheme, preferably, the positioner comprises a base, wherein the base is fixedly arranged on a fixed base; one end of the base, which is far away from the fixed base, is rotatably provided with a turnover table, and the turnover table is used for installing a rotary table of the positioner; the side part of the base is provided with a turnover motor which is used for driving the turnover table to turn over.

On the basis of the technical scheme, preferably, a rotating motor is arranged in the overturning platform; the output end of the rotating motor penetrates through one end of the overturning platform, which is close to the revolving platform of the positioner, and is fixedly connected with the revolving platform of the positioner; the rotating motor is used for driving the rotary table of the positioner to rotate.

On the basis of the technical scheme, preferably, a groove is formed in the position, corresponding to the mounting seat, of the rotary table of the positioner, and the mounting seat is clamped with the groove.

Compared with the prior art, the laser cladding device of the cutter type cutting pick has the following beneficial effects:

(1) Through setting up the machine of shifting to encircle setting up a plurality of pick clamping mechanisms on the revolving platform of machine of shifting, being convenient for realize the upset and the rotation of a plurality of pick clamping mechanisms through the machine of shifting, and then be convenient for adjust the gesture of sword type pick, make things convenient for four faces of robot to carry out laser cladding operation to the sword type pick head in succession, and can send the revolving platform center to carry out the operation with sword type pick in proper order, improve the operating efficiency, make laser cladding head and the wear-resisting cladding face of sword type pick keep the vertical state in the operation in-process moreover, cladding is comparatively even, cladding quality is higher.

(2) Through setting up a plurality of pick clamping mechanisms and all including mount pad, pick anchor clamps and linear drive mechanism, linear drive mechanism is used for driving the pick anchor clamps upset on the mount pad, makes things convenient for the turn-over of sword type pick, has increased the adjustable gesture of sword type pick, promotes the convenience of laser cladding, improves cladding efficiency.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of a laser cladding apparatus for a tool pick of the present utility model;

FIG. 2 is an enlarged view of point A of the present utility model;

FIG. 3 is a perspective view of the pick chuck of the present utility model;

FIG. 4 is a perspective view of another view of the pick chuck of the present utility model;

FIG. 5 is a perspective view of a pick holder of the present utility model;

FIG. 6 is a perspective view of the positioner of the present utility model;

FIG. 7 is another perspective view of the positioner of the present utility model;

In the figure: robot 1, laser cladding head 2, positioner 3, pick clamping mechanism 4, unable adjustment base 5, base 31, roll-over table 32, upset motor 33, rotating electrical machines 34, mount pad 41, pick anchor clamps 42, linear drive mechanism 43, ground plate 51, recess 301, layer board 421, constant head tank 422, clamp plate 423, telescopic rod 431, hinge 432, bolt mounting hole 501.

Detailed Description

The following description of the embodiments of the present utility model will be made in detail and with reference to specific embodiments of the present utility model, but it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.

As shown in fig. 1 to 7, the laser cladding device of the cutter-type cutting pick comprises a robot 1 and a laser cladding head 2, wherein the robot 1 is fixedly arranged relative to the ground; the laser cladding head 2 is arranged at the execution end of the robot 1; the cutting pick clamping device also comprises a position changing machine 3 and a plurality of cutting pick clamping mechanisms 4, wherein the position changing machine 3 is arranged right in front of the robot 1 and is fixedly arranged relative to the ground; the cutting pick clamping mechanisms 4 are arranged on a rotary table of the positioner 3 in a surrounding mode, are fixedly arranged relative to the end face of the rotary table, and are used for installing knife-shaped cutting picks; the rotary table of the positioner 3 is used for driving the cutter-shaped cutting teeth arranged on the cutting tooth clamping mechanisms 4 to turn over and rotate.

Specifically, robot 1 is traditional multiaxis robot, cutter type pick clamping is on pick clamping machine constructs 4, robot 1 drives laser cladding head 2 and carries out laser cladding operation to the head of cutter type pick after the clamping, the in-process, the machine 3 that shifts drives pick clamping machine 4 upset and rotation, be used for adjusting the gesture of cutter type pick, conveniently cooperate four faces of robot 1 continuous pair cutter type pick head to carry out laser cladding operation, simultaneously, can send cutter type pick to the revolving platform center in proper order through the rotation and operate, improve the operating efficiency, make laser cladding head 2 and cutter type pick wear-resisting cladding face keep the vertical state moreover at the operation in-process, make cutter type pick terminal surface cladding comparatively even, the quality after the cladding is higher.

As a preferred embodiment of the laser cladding device of the cutter-type cutting pick, each of the cutting pick clamping mechanisms 4 comprises a mounting seat 41, a cutting pick clamp 42 and a linear driving mechanism 43, wherein one end of the mounting seat 41 is fixedly arranged on a rotary table of the positioner 3, and the other end of the mounting seat extends along a linear direction perpendicular to a central axis of the rotary table; a pick holder 42 is provided on one end of the mount 41 near the center of the turntable and is hinged to an end of the mount 41; the linear driving mechanism 43 is provided on the mount 41; one end of the linear driving mechanism 43 is hinged with a part of the mounting block 41 away from the pick holder 42 and the other end is hinged with the pick holder 42; the linear driving mechanism 43 is used for driving the pick holder 42 on the mounting block 41 to turn over.

Specifically, as shown in fig. 1-4, the mounting base 41 is long rectangular, the mounting bases 41 in the cutting pick clamping mechanisms 4 are radially arranged at the center of the rotary table and are fixed on the rotary table through bolts, the cutter type cutting picks are clamped on the cutting pick clamp 42, and during laser cladding, the linear driving mechanism 43 drives the cutting pick clamp 42 on the mounting base 41 to overturn and drives the cutter type cutting picks after being mounted to overturn, so that posture adjustment is realized, and the cutter type cutting pick clamping mechanism is used for carrying out cladding operation in cooperation with the laser cladding head 2.

As a preferred embodiment of the laser cladding device of the cutter-type cutting pick, the cutting pick fixture 42 comprises a supporting plate 421, a positioning slot 422 and a pressing plate 423, wherein the supporting plate 421 is hinged on the end surface of the mounting seat 41 far away from the rotary table of the positioner 3, and the supporting plate 421 is hinged with the linear driving mechanism 43; the positioning groove 422 is fixedly arranged on one end of the supporting plate 421 away from the mounting seat 41; the positioning groove 422 is used for clamping a cutter type cutting pick; the clamp 423 is detachably mounted on the notch of the positioning groove 422 and used for pressing and fixing the knife-shaped cutting pick clamped into the positioning groove 422.

Specifically, as shown in fig. 2-5, the positioning slot 422 is formed by arranging two rectangular blocks which are spaced and symmetrical, the rectangular blocks are welded and fixed on the supporting plate 421, one end of each rectangular block, which is far away from the supporting plate 421, is provided with a threaded hole for installing a screw, a through hole is arranged at the position corresponding to the threaded hole on the pressing plate 423 for penetrating the screw, when the cutter-shaped cutting pick is clamped, the cutter-shaped cutting pick is horizontally placed on the supporting plate 421 and sleeved into the positioning slot 422, namely, the cutter-shaped cutting pick is clamped between the two rectangular blocks, then the pressing plate 423 is fixed on a notch of the positioning slot 422 through the screw, and the cutter-shaped cutting pick is fixed in the positioning slot 422.

As a preferred embodiment of the laser cladding apparatus of a cutter-type cutting pick, the linear driving mechanism 43 includes a telescopic rod 431 and hinge members 432 hinge-connected to both ends of the telescopic rod 431; a hinge 432 on one end of the telescopic rod 431 is hinged to the supporting plate 421, and a hinge 432 on the other end of the telescopic rod 431 is hinged to the mounting seat 41.

Specifically, as shown in fig. 2 to 5, the hinge 432 connected to the supporting plate 421 is provided as a hinge, and the hinge 432 connected to the mounting seat 41 is provided as a U-shaped hinge support; one end of the telescopic rod 431 connected with the hinge piece 432 is sleeved on the inner side of the U-shaped hinge support, and the telescopic rod 431 and the hinge support are rotatably connected through a hinge shaft after being sleeved.

As a preferred embodiment of the laser cladding device of the knife-type cutting pick, the telescopic rod 431 is configured as a cylinder or an electric push rod, and the telescopic rod 431 is used for driving the supporting plate 421 to turn over.

Specifically, as shown in fig. 2, the conventional cylinder or electric push rod has an output shaft, which pushes the supporting plate 421 to turn over when the output shaft is extended, and drives the supporting plate 421 to turn over reversely when the output shaft is retracted.

As a preferred embodiment of the laser cladding device of the cutter-type cutting pick, the robot 1 and the position shifter 3 are connected through a fixed base 5, the fixed base 5 is fixedly arranged relative to the ground, and the robot 1 and the position shifter 3 are fixedly arranged on the end surface of the fixed base 5 far away from the ground.

Specifically, as shown in fig. 1, the robot 1 and the positioner 3 are fixed on the fixed base 5 by bolt installation, the fixed base 5 is installed on the ground, the grounding area is increased by the fixed base 5, and the running stability of the equipment after the equipment is installed is improved.

As a preferred embodiment of the laser cladding device of the cutter-type cutting pick, a plurality of grounding plates 51 are fixedly arranged on the side part of the fixed base 5, and bolt mounting holes 501 are formed in the grounding plates 51.

Specifically, as shown in fig. 1, the bolt mounting hole 501 is used for mounting a grounding bolt, and the grounding bolt is embedded in the ground.

As a preferred embodiment of the laser cladding device of the cutter-type cutting pick, the positioner 3 comprises a base 31, wherein the base 31 is fixedly arranged on a fixed base 5; the end of the base 31 far away from the fixed base 5 is rotatably provided with a turnover table 32, and the turnover table 32 is used for installing a rotary table of the positioner 3; the turnover motor 33 is installed at a side portion of the base 31, and the turnover motor 33 is used for driving the turnover table 32 to turn over.

Specifically, as shown in fig. 6-7, the overturning platform 32 is rotatably connected with the base 31 through rotating shafts, one rotating shaft is fixed at each of two ends of the overturning platform 32, the rotating shafts penetrate through the base 31 and are fixedly connected with an output shaft of the overturning motor 33, and a shell of the overturning motor 33 is fixed on the base 31 through bolts; after the turning motor 33 is electrified, the output shaft drives the rotating shaft to rotate, and the rotating shaft drives the turning table 32 to turn over.

As a preferred embodiment of the laser cladding apparatus of the cutter-type cutting pick, a rotary motor 34 is installed inside the overturning platform 32; the output end of the rotating motor 34 penetrates through one end of the overturning platform 32, which is close to the revolving platform of the positioner 3, and is fixedly connected with the revolving platform of the positioner 3; the rotary motor 34 is used to drive the turntable of the positioner 3 to rotate.

Specifically, as shown in fig. 6 to 7, the casing of the rotary motor 34 is fixed to the overturning platform 32 by bolts, and when the rotary motor 34 is energized, the output shaft drives the overturning platform of the positioner 3 to rotate.

As a preferred embodiment of the laser cladding device of the cutter-type cutting pick, a groove 301 is arranged at a position of the rotary table of the positioner 3 corresponding to the mounting seat 41, and the mounting seat 41 is clamped with the groove 301.

Specifically, as shown in fig. 6, the recess 301 has a rectangular shape for positioning and mounting the mounting seat 41.

The application method of the laser cladding device of the cutter type cutting pick comprises the following steps:

Firstly, placing the cutter type cutting pick on a supporting plate 421, sleeving the cutter type cutting pick into a positioning groove 422, fixing a pressing plate 423 on a notch of the positioning groove 422 through a screw, and fixing the cutter type cutting pick in the positioning groove 422 to finish clamping of the cutter type cutting pick.

When in laser cladding, the robot 1 drives the laser cladding head 2 to carry out laser cladding operation on the head of the clamped cutter-shaped cutting pick, in the process, the positioner 3 drives the cutting pick clamping mechanism 4 to overturn and rotate, the linear driving mechanism 43 drives the cutting pick clamp 42 on the mounting seat 41 to overturn so as to adjust the gesture of the cutter-shaped cutting pick, the four faces of the head of the cutter-shaped cutting pick are conveniently matched with the robot 1 to carry out laser cladding operation continuously, the cutter-shaped cutting pick can be sequentially sent to the center of the rotary table to carry out operation through rotation, the operation efficiency is improved, in addition, the laser cladding head 2 and the cutter-shaped cutting pick wear-resistant cladding face keep a vertical state in the operation process, the cutter-shaped cutting pick end face cladding is uniform, and the quality after cladding is higher.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The laser cladding device of the cutter-shaped cutting pick comprises a robot (1) and a laser cladding head (2), wherein,

The robot (1) is fixedly arranged relative to the ground;

the laser cladding head (2) is arranged at the execution tail end of the robot (1);

the method is characterized in that: also comprises a position changing machine (3) and a plurality of cutting pick clamping mechanisms (4), wherein,

The position changing machine (3) is arranged right in front of the robot (1) and is fixedly arranged relative to the ground;

a plurality of pick clamping mechanisms (4) are arranged on a rotary table of the positioner (3) in a surrounding manner and are fixedly arranged relative to the end face of the rotary table, and the plurality of pick clamping mechanisms (4) are used for installing knife-shaped picks;

The rotary table of the positioner (3) is used for driving the cutter-shaped cutting teeth arranged on the cutting tooth clamping mechanisms (4) to turn over and rotate.

2. A laser cladding apparatus for a cutting pick of claim 1, wherein: the cutting pick clamping mechanisms (4) comprise mounting seats (41), cutting pick clamps (42) and linear driving mechanisms (43), wherein,

One end of the mounting seat (41) is fixedly arranged on a rotary table of the positioner (3), and the other end of the mounting seat extends along a straight line direction perpendicular to a central shaft of the rotary table;

A pick clamp (42) is arranged at one end of the mounting seat (41) close to the center of the rotary table and is hinged with the end part of the mounting seat (41), and the pick clamp (42) is turned towards or away from the center of the rotary table relative to the mounting seat (41);

The linear driving mechanism (43) is arranged on the mounting seat (41); one end of the linear driving mechanism (43) is hinged with a part of the mounting seat (41) far away from the cutting pick clamp (42), and the other end of the linear driving mechanism is hinged with the cutting pick clamp (42); the linear driving mechanism (43) is used for driving the pick clamp (42) on the mounting seat (41) to turn over.

3. A laser cladding apparatus for a cutting pick of the type of claim 2, wherein: the cutting pick clamp (42) comprises a supporting plate (421), a positioning groove (422) and a pressing plate (423), wherein,

The supporting plate (421) is hinged on the end surface of the mounting seat (41) far away from the rotary table of the positioner (3), and the supporting plate (421) is hinged with the linear driving mechanism (43);

the positioning groove (422) is fixedly arranged at one end of the supporting plate (421) far away from the mounting seat (41); the positioning groove (422) is used for clamping a cutter type cutting pick;

The pressing plate (423) is detachably arranged on the notch of the positioning groove (422) and is used for pressing and fixing the knife-shaped cutting pick clamped into the positioning groove (422).

4. A laser cladding apparatus for a cutting pick of the type of claim 3, wherein: the linear driving mechanism (43) comprises a telescopic rod (431) and hinge parts (432) hinged at two ends of the telescopic rod (431); a hinge piece (432) on one end of the telescopic rod (431) is hinged with the supporting plate (421), and a hinge piece (432) on the other end of the telescopic rod (431) is hinged with the mounting seat (41).

5. A laser cladding apparatus for a cutting pick of the type of claim 4, wherein: the telescopic rod (431) is arranged as an air cylinder or an electric push rod, and the telescopic rod (431) is used for driving the supporting plate (421) to turn over.

6. A laser cladding apparatus for a cutting pick of claim 1, wherein: the robot (1) is connected with the position changing machine (3) through the fixed base (5), the fixed base (5) is fixedly arranged relative to the ground, and the robot (1) and the position changing machine (3) are fixedly arranged on the end face, far away from the ground, of the fixed base (5).

7. A laser cladding apparatus for a cutting pick of claim 6, wherein: the side part of the fixed base (5) is fixedly provided with a plurality of grounding plates (51), and the grounding plates (51) are provided with bolt mounting holes (501).

8. A laser cladding apparatus for a cutting pick of claim 5, wherein: the positioner (3) comprises a base (31), and the base (31) is fixedly arranged on the fixed base (5); one end of the base (31) far away from the fixed base (5) is rotatably provided with a turnover table (32), and the turnover table (32) is used for installing a rotary table of the positioner (3); the side part of the base (31) is provided with a turnover motor (33), and the turnover motor (33) is used for driving the turnover table (32) to turn over.

9. A laser cladding apparatus for a cutting pick of claim 8, wherein: a rotating motor (34) is arranged in the overturning platform (32); the output end of the rotating motor (34) penetrates through one end of the overturning table (32) close to the revolving platform of the positioner (3) and is fixedly connected with the revolving platform of the positioner (3); the rotating motor (34) is used for driving the rotary table of the positioner (3) to rotate.

10. A laser cladding apparatus for a cutting pick of the type of claim 9, wherein: a groove (301) is formed in the position, corresponding to the mounting seat (41), of the rotary table of the position changing machine (3), and the mounting seat (41) is clamped with the groove (301).