CN210262004U

CN210262004U - Laser head and powder feeding head clamping device for repairing roller

Info

Publication number: CN210262004U
Application number: CN201921259621.6U
Authority: CN
Inventors: 常天鹏; 郭赛; 常清峰
Original assignee: Handan City Handan Steel Attached Enterprise Lida Laser Technology Co Ltd
Current assignee: Handan City Handan Steel Attached Enterprise Lida Laser Technology Co Ltd
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-04-07
Anticipated expiration: 2029-08-06

Abstract

The utility model discloses a roll is restoreed and is used laser head and send whitewashed first clamping device, the on-line screen storage device comprises a base, be fixed with the bracing piece on the base, the bracing piece top articulates there is the outer sleeve, install first servo cylinder between bracing piece and outer sleeve, coaxial inner skleeve and the slide bar of being equipped with in the outer sleeve, the inner skleeve is rotatable to be installed in the outer sleeve, slide bar and outer sleeve sliding connection, slide bar and inner skleeve key-type connection, be equipped with the second actuating mechanism who is used for driving the rotatory first actuating mechanism of inner skleeve and is used for driving the slide bar motion on the outer sleeve, the slide bar is kept away from the one end of outer sleeve and is installed fixed frame, the one end of. The utility model discloses be convenient for finely tune the laser head of centre gripping and the position of sending the whitewashed head, be convenient for restore the different position wearing and tearing department of roll, the direction of sending the whitewashed head is adjustable, melts from the multi-angle and covers, is convenient for restore the roll, and it is nimble convenient to use.

Description

Laser head and powder feeding head clamping device for repairing roller

Technical Field

The utility model relates to a roll laser cladding repair equipment technical field, especially a roll is restoreed and is used laser head and send whitewashed first clamping device.

Background

The rolls are the main equipment for rolling steel, and the quality of the rolls plays a very critical role in the quality and quantity of the produced steel. At the same time, the rolls are also consumable parts of the rolling mill. After the roller is used for a long time in a rolling way, the radius of the middle part of the roller is reduced, and pits are formed on the surface of the roller, which can seriously affect the quality of rolled steel. To extend the useful life of a roll, it is often necessary to repair the working surface of the roll.

When the roller is repaired by laser cladding, a laser head and a powder feeding head need to be clamped by a clamping device, then the angle of the laser head and the powder feeding head is adjusted, and alloy powder sent out by the powder feeding head is rapidly heated and melted on the surface of a base body under the action of laser beams emitted by the laser head to form a surface coating of the base body material and metallurgical combination. In the prior art, the device for clamping the laser head and the powder feeding head has the problem that the repair position cannot be flexibly adjusted, and great limitation is brought to the application of the laser cladding technology.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem, a laser head and send whitewashed head clamping device for roll restoration has been designed.

The technical scheme of the utility model is that, a roller is restoreed and is used laser head and send whitewashed first clamping device, including the base, be fixed with the bracing piece on the base, be fixed with articulated seat on the bracing piece, articulated on the articulated seat have the outer sleeve, install first servo cylinder between bracing piece and the outer sleeve, first servo cylinder drives the outer sleeve motion, be equipped with inner skleeve and slide bar in the outer sleeve, inner skleeve and slide bar axial are coaxial, the inner skleeve passes through antifriction bearing rotatable the installation in the outer sleeve, the slide bar passes through linear bearing and outer sleeve sliding connection, the inner skleeve inner wall is opened along its axial direction has rectangular groove, the slide bar outer wall is fixed with the sliding key piece with rectangular groove sliding connection, slide bar and inner skleeve, be equipped with the first actuating mechanism that is used for driving the inner skleeve rotation and be used for driving the second actuating mechanism that, the one end that the outer sleeve was kept away from to the slide bar is installed fixed frame, the one end of fixed frame outside the outer sleeve is fixed with the first mount pad that is used for installing the laser head and is used for installing the second mount pad that send the powder head.

Preferably, first actuating mechanism includes motor cabinet, servo motor, drive pulley, driven pulley and driving belt, motor cabinet fixed mounting is on the outer sleeve, servo motor installs on the motor cabinet, drive pulley installs on the servo motor output shaft, be connected through the driving belt transmission between drive pulley and the driven pulley.

Preferably, the second driving mechanism comprises a second servo cylinder, a push plate and two limit blocks, the second servo cylinder is installed on the outer sleeve, the limit blocks are fixed on the slide bar, one end of the push plate is sleeved at the telescopic end of the slide bar and one end of the push plate is connected with the telescopic end of the second servo cylinder, and the push plate is located between the two limit blocks and is connected with the two limit blocks in a sliding mode.

Preferably, be equipped with the first installing port that is used for installing the laser head on the first mount pad, be equipped with the second installing port that is used for installing the powder head that send on the second mount pad, the injection direction of sending the powder head inclines to the laser head.

The utility model has the advantages that: first servo cylinder, first actuating mechanism and second actuating mechanism can adjust the position of laser head and powder feeding head, and the laser head and the powder feeding head of being convenient for restore the different position wearing and tearing departments of roll, and the direction of powder feeding head is adjustable, melts and covers from the multi-angle, is convenient for restore the roll, and it is nimble convenient to use.

Drawings

FIG. 1 is a schematic structural view of a laser head and a powder feeding head clamping device for repairing a roller according to the present invention;

FIG. 2 is a working state diagram of the laser head and the powder feeding head clamping device for repairing the roller of the utility model;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

figure 4 is a left side view of the fixing frame of the present invention;

in the figure, 1, a base; 2. a support bar; 3. a hinged seat; 4. an outer sleeve; 5. a first servo cylinder; 6. an inner sleeve; 7. a slide bar; 8. a long groove; 9. a sliding key block; 10. a fixing frame; 11. a laser head; 12. a first mounting seat; 13. feeding powder head; 14. a second mounting seat; 15. a motor base; 16. a servo motor; 17. a drive pulley; 18. a driven pulley; 19. a drive belt; 20. a second servo cylinder; 21. pushing the plate; 22. a limiting block; 23. a first mounting port; 24. a second mounting opening; 25. a rolling bearing; 26. and a linear bearing.

Detailed Description

The invention is described in detail below with reference to the accompanying drawings, as shown in fig. 1-4: a laser head and powder feeding head clamping device for roller repair comprises a base 1, a supporting rod 2 is fixed on the base 1, a hinged seat 3 is fixed on the supporting rod 2, an outer sleeve 4 is hinged on the hinged seat 3, a first servo cylinder 5 is installed between the supporting rod 2 and the outer sleeve 4, the first servo cylinder 5 drives the outer sleeve 4 to move, an inner sleeve 6 and a sliding rod 7 are arranged in the outer sleeve 4, the inner sleeve 6 and the sliding rod 7 are coaxial in axis, a rolling bearing 25 and a linear bearing 26 are installed at two ends of the inner wall of the outer sleeve 4 respectively, the inner sleeve 6 is rotatably installed in the outer sleeve 4 through the rolling bearing 25, the sliding rod 7 is slidably connected with the outer sleeve 4 through the linear bearing 26, a long groove 8 is formed in the inner wall of the inner sleeve 6 along the axis direction, a sliding key block 9 slidably connected with the long groove 8 is fixed on the outer wall of the sliding rod 7, the sliding rod 7 is in And in the movable second driving mechanism, a fixed frame 10 is installed at one end of the slide rod 7 far away from the outer sleeve 4, and a first installation seat 12 for installing a laser head 11 and a second installation seat 14 for installing a powder feeding head 13 are fixed at one end of the fixed frame 10 back to the outer sleeve 4.

The first driving mechanism comprises a motor base 15, a servo motor 16, a driving belt pulley 17, a driven belt pulley 18 and a transmission belt 19, the motor base 15 is fixedly installed on the outer sleeve 4, the servo motor 16 is installed on the motor base 15, the driving belt pulley 17 is installed on an output shaft of the servo motor 16, and the driving belt pulley 17 is in transmission connection with the driven belt pulley 18 through the transmission belt 19. The first driving mechanism is arranged, so that the position of the laser head 11 can be finely adjusted conveniently, and the laser cladding flexibility is improved.

The second driving mechanism comprises a second servo cylinder 20, a push plate 21 and two limiting blocks 22, the second servo cylinder 20 is installed on the outer sleeve 4, the two limiting blocks 22 are fixed on the slide rod 7, one end of the push plate 21 is sleeved on the slide rod 7, one end of the push plate 21 is connected with the telescopic end of the second servo cylinder 20, and the push plate 21 is located between the two limiting blocks 22 and is in sliding connection with the two limiting blocks. The second driving mechanism is arranged, so that the position of the sliding rod 7 can be conveniently adjusted, the laser head 11 and the powder feeding head 13 are moved to a proper station, and the two limiting blocks 22 are arranged, so that the second servo cylinder 20 can drive the sliding rod 7 to move through the push plate 21 when stretching.

The first mounting seat 12 is provided with a first mounting hole 23 for mounting the laser head 11, the laser head 11 is detachably mounted in the first mounting hole 23 through a screw, the second mounting seat 14 is provided with a second mounting hole 24 for mounting the powder feeding head 13, the powder feeding head 13 is detachably mounted in the second mounting hole 24 through a screw, the spraying direction of the powder feeding head 13 is inclined towards the laser head 11, the axis of the powder feeding head 13 is intersected with the axis of the laser head 11, and the intersection point is a roller repairing molten pool position, so that powder output by the powder feeding head 13 is sprayed to an irradiation point of the laser head 11 during cladding work.

The working principle of the embodiment is as follows: the first servo cylinder 5, the servo motor 16 and the second servo cylinder 20 are controlled by a controller to work, the laser head 11 is installed in a first installation port 23 of a first installation seat 12, the powder feeding head 13 is installed in a second installation port 24 of a second installation seat 14, when the roller needs to be repaired by laser cladding, the first servo cylinder 5 and the second servo cylinder 20 are controlled by the controller to work, the first servo cylinder 5 is hinged with the support rod 2 and the outer sleeve 4, the telescopic end of the first servo cylinder 5 is contracted to drive the outer sleeve 4 to rotate downwards, so that the laser head 11 and the powder feeding head 13 face the roller, the telescopic end of the second servo cylinder 20 extends out and pushes the limiting block 22 through the push plate 21, so that the sliding rod 7 is drawn out of the outer sleeve 4 and the inner sleeve 6, the linear bearing (26) is arranged to enable the sliding rod 7 to slide stably, the sliding key block 9 slides in the long strip groove 8, so that the laser head 11 and the powder feeding head 13 move to, the laser head 11 faces the repairing position, the spraying direction of the powder feeding head 13 is inclined to the laser head 11, and the axis of the powder feeding head 13 is intersected with the axis of the laser head 11, so that powder output by the powder feeding head 13 is sprayed to an irradiation point of the laser head 11 during cladding work;

after the worn part of the roller is repaired, the position of the laser head 11 is finely adjusted, so that the laser head 11 faces to another adjacent worn part of the roller, specifically, the servo motor 16 is controlled by the controller to rotate for a certain angle, the servo motor 16 drives the inner sleeve 6 to rotate through the driving belt pulley 17, the driven belt pulley 18 and the transmission belt 19, the inner sleeve 6 is in key connection with the slide bar 7 so as to drive the slide bar 7 to rotate, the slide bar 7 drives the fixed frame 10 to rotate, the push plate 21 is positioned between the two limit blocks 22 and is in sliding connection with the two limit blocks, when the slide bar 7 rotates, the push plate 21 cannot rotate, the axis of the laser head 11 is parallel to but not coincident with the axis of the slide bar 7, after the fixed frame 10 rotates, the relative distance between the laser head 11 and the roller can be changed, so that the laser head 11 moves to the other worn part of the roller, the powder feeding head 13 outputs powder which is just sprayed to the irradiation point of the laser head 11 after the powder feeding head is positioned at a proper working position; the servo motor 16 is not suitable for continuously rotating in the same clockwise direction, and rotates in the opposite direction after driving the fixing frame 10 to rotate for more than 360 degrees, so that the phenomenon that the cables of the laser head 11 and the powder feeding head 13 are twisted excessively is prevented, and when the laser head 11 and the powder feeding head 13 are initially positioned on the same horizontal plane, after the fixing frame 10 rotates for 180 degrees, the laser head 11 has already traveled the maximum stroke relative to the roller and does not need to rotate again, and the device needs to be moved when the abrasion parts at other positions of the roller are repaired.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims

1. The utility model provides a roll is restoreed and is used laser head and send whitewashed first clamping device, includes base (1), be fixed with bracing piece (2) on base (1), its characterized in that, be fixed with articulated seat (3) on bracing piece (2), articulated on articulated seat (3) have outer sleeve (4), install first servo cylinder (5) between bracing piece (2) and outer sleeve (4), first servo cylinder (5) drive outer sleeve (4) motion, be equipped with inner skleeve (6) and slide bar (7) in outer sleeve (4), inner skleeve (6) and slide bar (7) axis are coaxial, inner skleeve (6) are rotatably installed in outer sleeve (4) through antifriction bearing (25), slide bar (7) are through linear bearing (26) and outer sleeve (4) sliding connection, inner skleeve (6) inner wall is opened along its axis direction has rectangular groove (8), slide bar (7) outer wall is fixed with sliding key piece (9) with rectangular groove (8) sliding connection, slide bar (7) and inner skleeve (6) key-type connection, be equipped with on outer sleeve (4) and be used for driving the rotatory first actuating mechanism of inner skleeve (6) and be used for driving the second actuating mechanism of slide bar (7) motion, slide bar (7) are kept away from the one end of outer sleeve (4) and are installed fixed frame (10), fixed frame (10) one end dorsad outer sleeve (4) is fixed with first mount pad (12) that are used for installing laser head (11) and is used for the installation to send second mount pad (14) of powder head (13).

2. The roller repairing laser head and powder feeding head clamping device according to claim 1, wherein the first driving mechanism comprises a motor base (15), a servo motor (16), a driving pulley (17), a driven pulley (18) and a transmission belt (19), the motor base (15) is fixedly installed on the outer sleeve (4), the servo motor (16) is installed on the motor base (15), the driving pulley (17) is installed on an output shaft of the servo motor (16), and the driving pulley (17) is in transmission connection with the driven pulley (18) through the transmission belt (19).

3. The roller repairing laser head and powder feeding head clamping device according to claim 1, wherein the second driving mechanism comprises a second servo cylinder (20), a push plate (21) and two limit blocks (22), the second servo cylinder (20) is installed on the outer sleeve (4), the two limit blocks (22) are fixed on the sliding rod (7), one end of the push plate (21) is sleeved on the sliding rod (7) and one end of the push plate is connected with the telescopic end of the second servo cylinder (20), and the push plate (21) is located between the two limit blocks (22) and is in sliding connection with the two limit blocks (22).

4. The roller repairing laser head and powder feeding head clamping device according to claim 1, wherein a first mounting opening (23) for mounting the laser head (11) is formed in the first mounting seat (12), a second mounting opening (24) for mounting the powder feeding head (13) is formed in the second mounting seat (14), and the spraying direction of the powder feeding head (13) is inclined towards the laser head (11).