阅读说明：本技术 一种金属表面进行激光熔凝处理的装置 (Device for carrying out laser melting treatment on metal surface ) 是由 杨晓曼 于 2019-10-30 设计创作，主要内容包括：本发明公开了一种金属表面进行激光熔凝处理的装置,包括机体,所述机体内分别开设有工作腔、动力腔和传动腔,所述工作腔的侧壁上滑动安装有激光熔凝机构,所述工作腔的侧壁上对称安装有两个夹持机构,所述传动腔内设置有传动机构。本发明通过弧形打磨片在激光熔凝前增加工件的吸光能力,无需涂抹吸光材料,保证激光熔凝的效果和效率,通过气缸推动激光器移动工作,较人工操作精度更高,且可根据不同材料设置不同移动速度,增加装置的适用性,通过双轴伸电机使得两个夹持机构转动同步,增加装置工作的稳定性。(The invention discloses a device for carrying out laser melting treatment on a metal surface, which comprises a machine body, wherein a working cavity, a power cavity and a transmission cavity are respectively arranged in the machine body, a laser melting mechanism is slidably arranged on the side wall of the working cavity, two clamping mechanisms are symmetrically arranged on the side wall of the working cavity, and the transmission cavity is internally provided with a transmission mechanism. According to the invention, the light absorption capacity of the workpiece is increased through the arc polishing piece before laser melting, the light absorption material is not required to be coated, the effect and efficiency of laser melting are ensured, the laser is pushed to move through the air cylinder to work, the precision is higher than that of manual operation, different moving speeds can be set according to different materials, the applicability of the device is increased, the two clamping mechanisms rotate synchronously through the double-shaft extension motor, and the working stability of the device is increased.)

1. A device for carrying out laser melting treatment on a metal surface comprises a machine body (1) and is characterized in that a working cavity (23), a power cavity (9) and a transmission cavity (4) are respectively formed in the machine body (1), a laser melting mechanism is slidably mounted on the side wall of the working cavity (23), two clamping mechanisms are symmetrically mounted on the side wall of the working cavity (23), and the transmission mechanism is arranged in the transmission cavity (4); the laser fusing mechanism comprises a cylinder (2) which is slidably mounted on the inner wall of a working cavity (23), a plurality of guide rods (3) are fixedly mounted at the lower end of the cylinder (2) in parallel, a laser (18) is slidably sleeved on the guide rods (3), the laser (18) is slidably mounted in the cylinder (2), a fixing rod (19) and a laser fusing head (20) are fixedly mounted at the lower end of the laser (18), and an arc polishing piece (22) is mounted at the lower end of the fixing rod (19); the clamping mechanism comprises a clamping box (14) rotatably mounted on the inner wall of a working cavity (23), two adjusting rotary grooves (28) are symmetrically formed in the clamping box (14), a fixed shaft is rotatably inserted into each adjusting rotary groove (28), a first connecting rod (15) is fixedly sleeved on each fixed shaft, a second connecting rod (16) is rotatably mounted on each first connecting rod (15), two second connecting rods (16) are jointly rotatably mounted with a fixed sleeve (17), and workpieces (21) are jointly clamped and fixed in the two fixed sleeves (17); set up the mechanism chamber in centre gripping box (14), every the one end of fixed axle all extends to the mechanism intracavity and fixed cover is equipped with synchro gear (13), two synchro gear (13) intermeshing, every the one end that synchro gear (13) were kept away from to the fixed axle all extends to one side that synchro gear (13) were kept away from to centre gripping box (14) and slides the cover and be equipped with lockpin (29), two semicircle lockholes (32) have been seted up to symmetry on lockpin (29), two semicircle lockhole (32) slip the cover respectively and establish on two fixed axles, fixed mounting has first magnetic sheet (30) on lockpin (29) are close to the lateral wall of centre gripping box (14), install second magnetic sheet (31) on the lateral wall that centre gripping box (14) and lockpin (29) are relative, and the polarity of first magnetic sheet (30) and second magnetic sheet (31) opposite face is opposite.

2. The device for laser melting and melting metal surface as claimed in claim 1, wherein said fixing sleeve (17) is symmetrically provided with two synchronous rotating slots (24), and two second connecting rods (16) are rotatably mounted in the two synchronous rotating slots (24), respectively, a threaded rod (26) is rotatably inserted into the side wall of said fixing sleeve (17), a locking knob (27) is fixedly mounted at one end of said threaded rod (26) located outside the fixing sleeve (17), and an arc-shaped clamping piece (25) is rotatably mounted at one end of said threaded rod (26) located inside the fixing sleeve.

3. The device for carrying out laser melting treatment on the metal surface as claimed in claim 1, wherein the transmission mechanism comprises two rotating shafts (5) respectively fixed on the two clamping mechanisms, one end of each rotating shaft (5) far away from the clamping mechanism extends into the transmission cavity (4) and is rotatably inserted on the side wall of the transmission cavity (4), and a section of each rotating shaft (5) located in the transmission cavity (4) is fixedly sleeved with a driven wheel (6).

4. The device for carrying out laser melting treatment on the metal surface according to claim 1, wherein a double-shaft extension motor (10) is fixedly installed in the power cavity (9), two output shafts of the double-shaft extension motor (10) respectively extend into the two transmission cavities (4) and are rotatably inserted into the side walls of the transmission cavities (4), a section of the output shafts of the two double-shaft extension motors (10) respectively located in the two transmission cavities (4) is fixedly sleeved with a driving wheel (8), and each driving wheel (8) and a driven wheel (6) in the same transmission cavity (4) are jointly provided with a transmission belt (7).

5. The apparatus for the laser fusion treatment of metal surfaces according to claim 1, characterized in that a metal screen (12) is fixedly mounted in the working chamber (23) below the workpiece (21), and a collection drawer (11) is slidably mounted below the metal screen (12).

Technical Field

The invention relates to the technical field of laser melting, in particular to a device for carrying out laser melting treatment on a metal surface.

Background

The laser melting process is to make a local area of a metal surface instantaneously heated to a relatively high temperature to melt the local area by the interaction of a laser with high power density and metal in a very short time, and then to make the melted surface metal quickly solidify by the heat absorption and conduction of a liquid metal matrix, so that the metal surface becomes harder and more wear-resistant by laser melting, and therefore laser melting is often used to treat the surface of the roller metal to increase the wear resistance.

The existing laser melting treatment device generally comprises a fixing device for fixing a metal roller and a laser melting mechanism, has a simpler structure, is basically operated manually, has large treatment workload and low treatment precision, and before melting treatment, a layer of light absorption material is firstly coated on the surface of the metal roller to reduce the reflection of light and increase the efficiency of laser melting, but the light absorption material can react with the metal roller or impurities contained in the metal roller under the high-temperature environment in the melting process to influence the material property of the metal roller.

Disclosure of Invention

The invention aims to solve the defects that the manual fusing treatment has low operation precision and large workload, and a light absorption material is easy to react with metal or impurities in the metal to influence the property after treatment in the prior art, and provides a device for carrying out laser fusing treatment on the surface of the metal.

In order to achieve the purpose, the invention adopts the following technical scheme:

the device for carrying out laser fusing treatment on the metal surface comprises a machine body, wherein a working cavity, a power cavity and a transmission cavity are respectively formed in the machine body, a laser fusing mechanism is slidably mounted on the side wall of the working cavity, two clamping mechanisms are symmetrically mounted on the side wall of the working cavity, and a transmission mechanism is arranged in the transmission cavity.

Preferably, the laser fusing mechanism comprises an air cylinder slidably mounted on the inner wall of the working cavity, a plurality of guide rods are fixedly mounted at the lower end of the air cylinder in parallel, a laser is slidably sleeved on the guide rods and slidably mounted in the air cylinder, a fixing rod and a laser fusing head are fixedly mounted at the lower end of the laser, and an arc polishing sheet is mounted at the lower end of the fixing rod;

the arc polishing piece can polish the workpiece when the workpiece is subjected to laser melting, the reflectivity of the surface of the workpiece is reduced, the absorption degree of the surface of the workpiece to laser is increased, the efficiency of laser melting is increased, the workpiece cannot be polished to influence the laser melting process, the cylinder pushes the laser to move along a plurality of parallel guide rods, the position of the laser in melting is not required to be manually adjusted, the laser melting is more accurate, different pushing forces can be applied by the cylinder according to different metal materials to enable the laser to move and melt, and the applicability of the device is improved.

Preferably, the clamping mechanism comprises a clamping box rotatably mounted on the inner wall of the working cavity, two adjusting rotary grooves are symmetrically formed in the clamping box, a fixed shaft is rotatably inserted into each adjusting rotary groove, a first connecting rod is fixedly sleeved on each fixed shaft, a second connecting rod is rotatably mounted on each first connecting rod, a fixed sleeve is rotatably mounted on the two second connecting rods together, and a workpiece is clamped and fixed in the two fixed sleeves together;

the rotary connection between the first connecting rod and the second connecting rod enables the two clamping mechanisms to adjust the clamping distance through the first connecting rod and the second connecting rod, so that workpieces with different lengths can be conveniently clamped;

a mechanism cavity is formed in the clamping box, one end of each fixed shaft extends into the mechanism cavity and is fixedly sleeved with a synchronous gear, the two synchronous gears are meshed with each other, one end of each fixed shaft, far away from the synchronous gear, extends to one side, far away from the synchronous gear, of the clamping box and is sleeved with a lock pin in a sliding mode, two semicircular lock holes are symmetrically formed in the lock pin and are respectively sleeved on the two fixed shafts in a sliding mode, a first magnetic sheet is fixedly installed on the side wall, close to the clamping box, of the lock pin, a second magnetic sheet is installed on the side wall, opposite to the lock pin, of the clamping box, and the polarities of opposite faces of the first magnetic sheet and the second;

two synchro gears can make the rotation process synchronous when two first links rotate, and two first links can realize synchronous relative rotation, can guarantee promptly that the work piece is by the centre axis of centre gripping box, increase pivoted homogeneity, two semicircle lockholes of lockpin can be died first link pivoted fixed axle lock after first link has adjusted the angle, first link is not hard up in avoiding the course of the work and is leaded to laser to fuse and merge into the failure, first magnetic sheet and second magnetic sheet make the lockpin can adsorb the installation, it is more convenient.

Preferably, the fixing sleeve is symmetrically provided with two synchronous rotating grooves, two second connecting rods are respectively rotatably installed in the two synchronous rotating grooves, a threaded rod is rotatably inserted into the side wall of the fixing sleeve, a locking knob is fixedly installed at one end of the threaded rod, which is located on the outer side of the fixing sleeve, and an arc-shaped clamping piece is rotatably installed at one end of the threaded rod, which is located on the inner side of the fixing sleeve;

the arc-shaped clamping piece can move in the fixing sleeve by rotating the locking knob, namely, the distance between the arc-shaped clamping piece and the inner wall, opposite to the fixing sleeve, of the fixing sleeve is changed, workpieces with different diameters can be fixed, and the applicability of the device is improved.

Preferably, the transmission mechanism comprises two rotating shafts respectively fixed on the two clamping mechanisms, one end of each rotating shaft, which is far away from the clamping mechanism, extends into the transmission cavity and is rotatably inserted on the side wall of the transmission cavity, and a section of each rotating shaft, which is located in the transmission cavity, is fixedly sleeved with a driven wheel;

a double-shaft extension motor is fixedly arranged in the power cavity, two output shafts of the double-shaft extension motor respectively extend into the two transmission cavities and are rotatably inserted on the side walls of the transmission cavities, one sections of the output shafts of the two double-shaft extension motors, which are respectively positioned in the two transmission cavities, are fixedly sleeved with driving wheels, and each driving wheel and a driven wheel in the same transmission cavity are jointly provided with a transmission belt;

the double-shaft extension motor can synchronously output the two sides, two clamping mechanisms driven by the transmission mechanism on the two sides can synchronously rotate, and the working accuracy of the device is improved.

Preferably, the below fixed mounting that is located the work piece in the work chamber has metal filter screen, metal filter screen's below slidable mounting has the collection steamer tray, and metal filter screen can avoid the piece of polishing to raise because of the organism vibrations, reduces the dirt bits, collects the steamer tray and can collect the metal dirt bits of polishing, has protected operational environment on every side, and makes metal dirt bits can recycle.

The invention has the following beneficial effects:

1. the lower end of the laser is provided with the fixing rod and the arc polishing piece, namely before laser melting, the arc polishing piece firstly polishes the surface of a workpiece through the workpiece under the rotation of the clamping mechanism, the reflection degree of the surface of the workpiece is reduced, the absorption degree of the surface of the workpiece to laser is increased, the efficiency of laser melting is increased, a light absorption material does not need to be coated, and the effect after laser melting is improved.

2. The cylinder pushes the laser to move to perform laser melting, so that the laser melting device is more accurate than manual adjustment, different thrust can be set by the cylinder according to different laser melting speeds required by different materials, the moving speed of the laser on the guide rod is changed, and the applicability of the device is improved.

3. The double-shaft extension motor is provided with two symmetrical output shafts, namely, the driving wheels respectively positioned in the two transmission cavities have the same rotating speed and the same rotating direction, so that the rotating synchronism of the two clamping mechanisms is ensured, and the working stability of the device is improved.

In conclusion, the arc polishing piece is used for increasing the light absorption capacity of a workpiece before laser melting, light absorption materials do not need to be coated, the effect and the efficiency of the laser melting are guaranteed, the laser is pushed to move through the air cylinder to work, the precision is higher than that of manual operation, different moving speeds can be set according to different materials, the applicability of the device is improved, the two clamping mechanisms can rotate synchronously through the double-shaft stretching motor, and the working stability of the device is improved.

Drawings

FIG. 1 is a schematic structural view of an apparatus for laser fusion treatment of a metal surface according to the present invention;

FIG. 2 is an enlarged view of a portion of the fixture sleeve of an apparatus for laser fusion of metal surfaces in accordance with the present invention;

FIG. 3 is an enlarged view of a portion of a clamping box of an apparatus for laser fusion processing of metal surfaces in accordance with the present invention;

FIG. 4 is a front view of an apparatus for laser fusion processing of a metal surface according to the present invention.

In the figure: the device comprises a machine body 1, a cylinder 2, a guide rod 3, a transmission cavity 4, a rotating shaft 5, a driven wheel 6, a transmission belt 7, a driving wheel 8, a power cavity 9, a double-shaft stretching motor 10, a collection drawer 11, a metal filter screen 12, a synchronous gear 13, a clamping box 14, a first connecting rod 15, a second connecting rod 16, a fixed sleeve 17, a laser 18, a fixed rod 19, a laser fusing head 20, a workpiece 21, an arc polishing piece 22, a working cavity 23, a synchronous rotary groove 24, an arc clamping piece 25, a threaded rod 26, a locking knob 27, an adjusting rotary groove 28, a locking pin 29, a first magnetic sheet 30, a second magnetic sheet 31 and a semicircular locking hole 32.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a device for performing laser fusion treatment on a metal surface comprises a machine body 1, wherein a working chamber 23, a power chamber 9 and a transmission chamber 4 are respectively arranged in the machine body 1, a laser fusion mechanism is slidably mounted on the side wall of the working chamber 23, two clamping mechanisms are symmetrically mounted on the side wall of the working chamber 23, and the transmission chamber 4 is internally provided with a transmission mechanism.

The laser fusing mechanism comprises a cylinder 2 which is slidably mounted on the inner wall of a working cavity 23, a plurality of guide rods 3 are fixedly mounted at the lower end of the cylinder 2 in parallel, a laser 18 is slidably sleeved on the guide rods 3, the laser 18 is slidably mounted in the cylinder 2, a fixing rod 19 and a laser fusing head 20 are fixedly mounted at the lower end of the laser 18, and an arc polishing piece 22 is mounted at the lower end of the fixing rod 19;

the arc polishing piece 22 can polish the workpiece 21 when the workpiece 21 is subjected to laser melting, the light reflection degree of the surface of the workpiece 21 is reduced, the absorption degree of the surface of the workpiece 21 to laser is increased, the efficiency of laser melting is increased, the workpiece 21 is polished without influencing the laser melting process, the cylinder 2 pushes the laser 18 to move along the guide rods 3 which are parallel to each other, the position of the laser melting is not required to be manually adjusted, the laser melting is more accurate, different pushing forces can be applied by the cylinder 2 according to different metal materials to enable the laser 18 to move and melt, and the applicability of the device is improved.

The clamping mechanism comprises a clamping box 14 rotatably mounted on the inner wall of the working cavity 23, two adjusting rotary grooves 28 are symmetrically formed in the clamping box 14, a fixed shaft is rotatably inserted into each adjusting rotary groove 28, a first connecting rod 15 is fixedly sleeved on each fixed shaft, a second connecting rod 16 is rotatably mounted on each first connecting rod 15, two second connecting rods 16 are rotatably mounted together with a fixed sleeve 17, and workpieces 21 are clamped and fixed in the two fixed sleeves 17 together;

the rotary connection between the first connecting rod 15 and the second connecting rod 16 enables the two clamping mechanisms to adjust the clamping distance through the first connecting rod 15 and the second connecting rod 16, so that workpieces 21 with different lengths can be conveniently clamped;

a mechanism cavity is formed in the clamping box 14, one end of each fixed shaft extends into the mechanism cavity and is fixedly sleeved with a synchronous gear 13, the two synchronous gears 13 are meshed with each other, one end of each fixed shaft, far away from the synchronous gear 13, extends to one side, far away from the synchronous gear 13, of the clamping box 14 and is slidably sleeved with a lock pin 29, two semicircular lock holes 32 are symmetrically formed in the lock pin 29, the two semicircular lock holes 32 are respectively slidably sleeved on the two fixed shafts, a first magnetic sheet 30 is fixedly installed on the side wall, close to the clamping box 14, of the lock pin 29, a second magnetic sheet 31 is installed on the side wall, opposite to the lock pin 29, of the clamping box 14, and the polarities of opposite surfaces of the first;

two synchromesh gear 13 can make the rotation process synchronous when two first links 15 rotate, and two first links 15 can realize synchronous relative rotation, can guarantee promptly that work piece 21 is by the centre gripping on the axis of centre gripping box 14, increase pivoted homogeneity, two semicircle lockholes 32 of lockpin 29 can be died first link 15 pivoted fixed axle lock after first link 15 has adjusted the angle, it is unsuccessful to avoid first link 15 not hard up laser melting that leads to in the course of the work, first magnetic sheet 30 and second magnetic sheet 31 make lockpin 29 can the adsorption installation, it is more convenient.

Two synchronous rotating grooves 24 are symmetrically formed in the fixed sleeve 17, the two second connecting rods 16 are respectively rotatably installed in the two synchronous rotating grooves 24, a threaded rod 26 is rotatably inserted into the side wall of the fixed sleeve 17, a locking knob 27 is fixedly installed at one end, located on the outer side of the fixed sleeve, of the threaded rod 26, and an arc-shaped clamping piece 25 is rotatably installed at one end, located on the inner side of the fixed sleeve, of the threaded rod 26;

the arc-shaped clamping piece 25 can move in the fixing sleeve 17 by rotating the locking knob 27, namely, the distance between the arc-shaped clamping piece 25 and the inner wall of the fixing sleeve 17 opposite to the arc-shaped clamping piece is changed, namely, workpieces 21 with different diameters can be fixed, and the applicability of the device is increased.

The transmission mechanism comprises two rotating shafts 5 which are respectively fixed on the two clamping mechanisms, one end of each rotating shaft 5, which is far away from the clamping mechanism, extends into the transmission cavity 4 and is rotatably inserted on the side wall of the transmission cavity 4, and a section of each rotating shaft 5, which is positioned in the transmission cavity 4, is fixedly sleeved with a driven wheel 6;

a double-shaft extension motor 10 is fixedly arranged in the power cavity 9, two output shafts of the double-shaft extension motor 10 respectively extend into the two transmission cavities 4 and are rotatably inserted on the side walls of the transmission cavities 4, a section of the output shafts of the two double-shaft extension motors 10 respectively positioned in the two transmission cavities 4 is fixedly sleeved with a driving wheel 8, and a transmission belt 7 is jointly arranged between each driving wheel 8 and a driven wheel 6 in the same transmission cavity 4;

the double-shaft extension motor 10 can synchronously output the two sides, so that two clamping mechanisms driven by the transmission mechanism on the two sides can synchronously rotate, and the working accuracy of the device is improved.

The lower part fixed mounting that lies in work piece 21 in the working chamber 23 has metal filter screen 12, and metal filter screen 12's below slidable mounting has collection steamer tray 11, and metal filter screen 12 can avoid the piece of polishing to be because of organism 1 vibrations is raised, reduces the dirt bits, collects the metal dirt bits collection that steamer tray 11 can will polish, has protected operational environment on every side, and makes metal dirt bits can recycle.

When the invention is used, two lock pins 29 are pulled down, the first connecting rod 15 is rotated, two fixing sleeves 17 are respectively sleeved at two ends of a workpiece 21, then the lock pins 29 are inserted, the first connecting rod 15 is locked and cannot be rotated, then the locking knob 27 is rotated, the threaded rod 26 pushes the arc-shaped clamping sheet 25 to clamp the workpiece 21, then the air cylinder 2 is adjusted to enable the arc-shaped polishing sheet 22 at the lower end of the laser 18 to be attached to the surface of the workpiece 21, the lower end of the laser fusing head 20 is close to the surface of the workpiece 21, then the moving speed of the air cylinder 2 is set, the double-shaft stretching motor 10 is opened and the laser 18 is opened after delaying for five seconds, at the moment, the double-shaft stretching motor 10 rotates to drive two driving wheels 8 to rotate, the two driving wheels 8 drive two driven wheels 6 to rotate through two transmission belts 7, the two driven wheels 6, the two clamping boxes 14 fixedly connected with the rotating shaft 5 rotate, the two clamping boxes 14 enable the workpiece 21 to rotate through the first connecting rod 15, the second connecting rod 16 and the fixing sleeve 17, and because output shafts at two ends of the double-shaft extension motor 10 rotate synchronously, the two clamping boxes 14 rotate synchronously, the workpiece 21 rotates uniformly, the arc polishing sheet 22 continuously polishes the surface of the workpiece 21 along with the movement of the laser 18, and the laser fusing head 20 continuously performs laser fusing treatment on the polished surface of the workpiece 21, manual fusing is not needed, the workload is reduced, and the fusing treatment precision is higher.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.