阅读说明：本技术 一种3d打印用轨迹可调的激光熔覆装置 (Track-adjustable laser cladding device for 3D printing ) 是由 吴志华 宗泽 李思文 吕晨 郑兰斌 艾晓蕾 孙文明 唐思婷 吴贫 卞晨 桂鑫 于 2020-12-21 设计创作，主要内容包括：本发明公开了一种3D打印用轨迹可调的激光熔覆装置,属于3D打印技术领域,括支撑杆,所述支撑杆的一端焊接有固定板,所述固定板的顶侧焊接有箱体,所述箱体的内侧安装有微型气泵,所述微型气泵的进气口固定连接有连接管,所述连接管的一端插接有限位板,所述箱体的内部安装有制冷箱,所述制冷箱的内侧设有传动杆,所述传动杆的外部安装有制冷板,所述箱体的一侧安装有风机,所述微型气泵的出气口固定连接有伸缩管。本发明结构简单,操作方便,可以十分方便对熔覆时的熔覆宽度轨迹进行调整,实现多样式熔覆,同时在3D打印进行时,可以喷出冷气,在不影响模具成型的条件下,进行降温处理,提高模具的成型效率。(The invention discloses a track-adjustable laser cladding device for 3D printing, which belongs to the technical field of 3D printing and comprises a supporting rod, wherein a fixed plate is welded at one end of the supporting rod, a box body is welded at the top side of the fixed plate, a miniature air pump is installed on the inner side of the box body, a connecting pipe is fixedly connected to an air inlet of the miniature air pump, a limiting plate is inserted into one end of the connecting pipe, a refrigeration box is installed inside the box body, a transmission rod is arranged on the inner side of the refrigeration box, a refrigeration plate is installed outside the transmission rod, a fan is installed on one side of the box body, and a telescopic pipe is fixedly connected. The invention has simple structure and convenient operation, can very conveniently adjust the cladding width track during cladding, realizes multi-style cladding, can spray cold air when 3D printing is carried out, carries out cooling treatment under the condition of not influencing the molding of the mold, and improves the molding efficiency of the mold.)

1. The utility model provides a 3D prints with orbit adjustable laser cladding device, includes bracing piece (1), the one end welding of bracing piece (1) has fixed plate (2), the top side welding of fixed plate (2) has box (5), its characterized in that: the air pump type solar energy water heater is characterized in that a miniature air pump (6) is installed on the inner side of the box body (5), a connecting pipe (8) is fixedly connected to an air inlet of the miniature air pump (6), a limiting plate (7) is inserted into one end of the connecting pipe (8), a refrigeration box (9) is installed inside the box body (5), a transmission rod (11) is arranged on the inner side of the refrigeration box (9), a refrigeration plate (13) is installed outside the transmission rod (11), a fan (14) is installed on one side of the box body (5), a telescopic pipe (15) is fixedly connected to an air outlet of the miniature air pump (6), one end of the telescopic pipe (15) is inserted into the top side of a fixed shell (16), an exhaust funnel (17) is installed on the inner side of the fixed shell (16), a partition plate (19) is welded on the inner side of the exhaust funnel (17), a guide plate (18) is, an adjusting block (22) is installed on the bottom side of the cladding head (21), a push rod (23) is welded on one side of the adjusting block (22), a second sliding block (24) is welded on one end of the push rod (23), and one side of the second sliding block (24) is installed inside a second sliding rail (25).

2. The track-adjustable laser cladding device for 3D printing according to claim 1, wherein: refrigeration case (9) are located between limiting plate (7) and fan (14), refrigeration case (9) set up to one side open-ended rectangle column structure, exhaust hole (10) have been seted up to the opposite side of refrigeration case (9).

3. The track-adjustable laser cladding device for 3D printing according to claim 1, wherein: two ends of the transmission rod (11) are respectively inserted with bearings (12), and the two groups of bearings (12) are respectively arranged on the top side and the bottom side of the refrigeration box (9).

4. The track-adjustable laser cladding device for 3D printing according to claim 1, wherein: through holes matched with the outer diameter of the telescopic pipe (15) are formed in the bottom side of the refrigeration box (9), the inner side of the fixing plate (2), the top side of the fixing shell (16) and one side of the exhaust funnel (17) respectively, the outer portions of the telescopic pipe (15) are movably inserted in the bottom side of the refrigeration box (9) and the inner portion of the fixing plate (2) respectively, and the outer portions of the telescopic pipe (15) are inserted in the top side of the fixing shell (16) and one side of the exhaust funnel (17) respectively.

5. The track-adjustable laser cladding device for 3D printing according to claim 1, wherein: the exhaust funnel (17) is of a cylindrical structure with an opening at one side, and the inner side of the partition plate (19) is provided with an air outlet (20).

6. The track-adjustable laser cladding device for 3D printing according to claim 1, wherein: the welding of one side of set casing (16) has first slider (4), install in the inside of first slide rail (3) one side of first slider (4), the recess with first slide rail (3) appearance assorted is seted up to the inboard of bracing piece (1), the inside in bracing piece (1) is installed in the installation of first slide rail (3).

7. The track-adjustable laser cladding device for 3D printing according to claim 1, wherein: the second slide rail (25) is arranged to be of a circular ring-shaped structure, a fixing rod (26) is welded to one side of the second slide rail (25), one end of the fixing rod (26) is welded to the bottom side of the fixing plate (2), and the second slide rail (25) is arranged outside the cladding head (21).

8. The track-adjustable laser cladding device for 3D printing according to claim 1, wherein: the adjusting block (22) is of a shutter-shaped structure, and the bottom end of the cladding head (21) is located inside the adjusting block (22).

9. The track-adjustable laser cladding device for 3D printing according to claim 1, wherein: the longitudinal section of the guide plate (18) is circular, the guide plate (18) is welded on the inner side of the exhaust funnel (17), and one end of the telescopic pipe (15) is positioned on the inner side of the guide plate (18).

Technical Field

The invention belongs to the technical field of 3D printing, and particularly relates to a track-adjustable laser cladding device for 3D printing.

Background

3D printing (also known as additive manufacturing, additive manufacturing) is a technology for constructing an object by using a bondable material such as powdered metal or plastic and printing layer by layer based on a digital model file, and the technology was first proposed in the united states, and 3D printing is often used for manufacturing models in the fields of mold manufacturing, industrial design and the like, and then gradually used for direct manufacturing of some products, and has a profound influence on the traditional process flow, production line, factory model and industrial chain combination, and is a typical subversive technology in the manufacturing industry.

The common printer used in daily life can print planar articles designed by a computer, the working principle of the 3D printer is basically the same as that of the common printer, only the printing materials are different, the printing materials of the common printer are ink and paper, the 3D printer is filled with different printing materials such as metal, ceramic, plastic, sand and the like, the printing materials are actual raw materials, after the printer is connected with the computer, the printing materials can be stacked layer by layer through computer control, and finally, a blueprint on the computer is changed into an actual object. Colloquially, a 3D printer is a device that can "print" out real 3D objects, such as printing a robot, printing a toy car, printing various models, even food, and so on.

When carrying out 3D and printing, in order to improve the shaping effect of model, protect its surface, often can use the laser cladding technique, print with 3D and mutually cooperate, but in prior art, melt and cover the movement track of device and though can remove the adjustment when printing, but its width track that melts and covers is difficult to adjust, mostly is to change and melts and covers the head, will be more troublesome.

Disclosure of Invention

The invention aims to provide a track-adjustable laser cladding device for 3D printing, which mainly comprises a box body, a refrigeration box, a refrigeration plate, a fan, a guide plate, a partition plate, an adjusting block, a push rod and the like.

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

a track-adjustable laser cladding device for 3D printing comprises a supporting rod, wherein a fixed plate is welded at one end of the supporting rod, a box body is welded at the top side of the fixed plate, a miniature air pump is installed at the inner side of the box body, a connecting pipe is fixedly connected to an air inlet of the miniature air pump, a limiting plate is inserted at one end of the connecting pipe, a refrigeration box is installed inside the box body, a transmission rod is arranged at the inner side of the refrigeration box, a refrigeration plate is installed outside the transmission rod, a fan is installed at one side of the box body, a telescopic pipe is fixedly connected to an air outlet of the miniature air pump, one end of the telescopic pipe is inserted at the top side of a fixed shell, an exhaust funnel is installed at the inner side of the fixed shell, a partition plate is welded at the inner side of the exhaust funnel, a guide, a push rod is welded on one side of the adjusting block, a second sliding block is welded at one end of the push rod, and one side of the second sliding block is installed inside the second sliding rail.

Preferably, the refrigeration case is located between limiting plate and the fan, the refrigeration case sets up to one side open-ended rectangle column structure, the exhaust hole has been seted up to the opposite side of refrigeration case.

Preferably, two ends of the transmission rod are respectively inserted with bearings, and the two groups of bearings are respectively arranged on the top side and the bottom side of the refrigeration box.

Preferably, through holes matched with the outer diameters of the telescopic pipes are formed in the bottom side of the refrigeration box, the inner side of the fixing plate, the top side of the fixing shell and one side of the exhaust funnel respectively, the outer portions of the telescopic pipes are movably inserted in the bottom side of the refrigeration box and the inner portion of the fixing plate respectively, and the outer portions of the telescopic pipes are inserted in the top side of the fixing shell and one side of the exhaust funnel respectively.

Preferably, the exhaust funnel is of a cylindrical structure with an opening at one side, and the inner side of the partition board is provided with an air outlet.

Preferably, a first sliding block is welded on one side of the fixed shell, one side of the first sliding block is installed inside the first sliding rail, a groove matched with the shape of the first sliding rail is formed in the inner side of the supporting rod, and the first sliding rail is installed inside the supporting rod.

Preferably, the second slide rail is of a circular ring-shaped structure, a fixing rod is welded to one side of the second slide rail, one end of the fixing rod is welded to the bottom side of the fixing plate, and the second slide rail is arranged outside the cladding head.

Preferably, the adjusting block is of a shutter-shaped structure, and the bottom end of the cladding head is located inside the adjusting block.

Preferably, the longitudinal section of the guide plate is circular, the guide plate is welded on the inner side of the exhaust funnel, and one end of the telescopic pipe is positioned on the inner side of the guide plate.

The invention has the technical effects and advantages that: compared with the prior art, the track-adjustable laser cladding device for 3D printing provided by the invention has the following advantages:

1. when 3D printing is carried out, the cladding head can work, at the moment, only the second sliding block needs to be controlled to do circular motion in the second sliding rail, then the pushing rod can adjust the adjusting block, laser flame sprayed out of the output end of the cladding head is enabled to be large or small, therefore, the width track of cladding is conveniently adjusted, multi-style cladding is realized, and printing is facilitated;

2. because 3D printing generally works from the bottom upwards little by little, we add a cooling mechanism, a fan is arranged on one side of a box body, external air is extracted and blown into a refrigeration box through the fan, the air can be refrigerated when passing through a refrigeration plate, the refrigeration plate can rotate due to a transmission rod, the flow of the cold air is accelerated, the cold air can be discharged from an exhaust hole, then a miniature air pump can extract the cold air from one side of a limiting plate and transmit the cold air into an exhaust funnel through an expansion pipe, if the cold air directly blows to a mould, the cold and hot reactions are too violent, the mould is damaged, therefore, the cold air can be firstly guided by a guide plate to blow to the partition plate and then discharged from an air outlet hole on the partition plate, the cold air is buffered, and when blowing to the mould, the effect of cooling can be achieved, the surface of the die is not damaged, the die is humanized, and the die forming efficiency is improved to a certain degree.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the refrigeration case of the present invention;

FIG. 3 is a schematic view of the internal structure of the region B in FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the area A in FIG. 1 according to the present invention;

FIG. 5 is a schematic bottom view of the adjusting block of the present invention.

In the figure: 1. a support bar; 2. a fixing plate; 3. a first slide rail; 4. a first slider; 5. a box body; 6. a micro air pump; 7. a limiting plate; 8. a connecting pipe; 9. a refrigeration case; 10. an exhaust hole; 11. a transmission rod; 12. a bearing; 13. a refrigeration plate; 14. a fan; 15. a telescopic pipe; 16. a stationary case; 17. an exhaust funnel; 18. a baffle; 19. a partition plate; 20. an air outlet; 21. cladding head; 22. an adjusting block; 23. a push rod; 24. a second slider; 25. a second slide rail; 26. and (5) fixing the rod.

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. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a track-adjustable laser cladding device for 3D printing, which comprises a supporting rod 1, a fixing plate 2, a box body 5 and a cladding mechanism, wherein the supporting rod 1 is used for supporting and can be installed on the inner side of a 3D printing device, one end of the supporting rod 1 is welded with the fixing plate 2 and is used for supporting the box body 5 and simultaneously used for installing the cladding mechanism, the top side of the fixing plate 2 is welded with the box body 5 and is used for protecting an internal mechanism, a micro air pump 6 is installed on the inner side of the box body 5 and is used for pumping cold air, a connecting pipe 8 is fixedly connected to an air inlet of the micro air pump 6, a limiting plate 7 is inserted into one end of the connecting pipe 8, a through;

a refrigerating box 9 is arranged in the box body 5 and used for installing a refrigerating mechanism, the refrigerating box 9 is positioned between the limiting plate 7 and the fan 14, the refrigerating box 9 is of a rectangular structure with one side open and is convenient for air to enter, an exhaust hole 10 is formed in the other side of the refrigerating box 9 and is convenient for cold air to be exhausted, a transmission rod 11 is arranged on the inner side of the refrigerating box 9, a circuit is arranged in the transmission rod 11 and is used for being electrically connected with a refrigerating plate 13, the refrigerating plate 13 is arranged outside the transmission rod 11 and is used for refrigerating air, two ends of the transmission rod 11 are respectively inserted with bearings 12, two groups of bearings 12 are respectively arranged on the top side and the bottom side of the refrigerating box 9, the bearings 12 are used for supporting the transmission rod 11 and can ensure that the transmission rod 11 normally rotates, and the;

an air outlet of the miniature air pump 6 is fixedly connected with an extension tube 15 which can extend and retract, when cold air circulates, the movement of the first sliding block 4 cannot be influenced, the bottom side of the refrigeration box 9, the inner side of the fixed plate 2, the top side of the fixed shell 16 and one side of the exhaust funnel 17 are respectively provided with a through hole matched with the outer diameter of the extension tube 15, the outer part of the extension tube 15 is respectively and movably inserted in the bottom side of the refrigeration box 9 and the inner part of the fixed plate 2, the outer part of the extension tube 15 is respectively inserted in the top side of the fixed shell 16 and one side of the exhaust funnel 17, one end of the extension tube 15 is inserted in the top side of the fixed shell 16, one side of the fixed shell 16 is welded with the first sliding block 4, one side of the first sliding block 4 is installed in the first sliding rail 3, and the first sliding rail 3 can move in the first;

the recess with 3 appearance phase-matchd of first slide rail is seted up to the inboard of bracing piece 1, the installation in bracing piece 1 of first slide rail 3, aiutai 17 is installed to the inboard of set casing 16, a used for discharging cold air, the inboard welding of aiutai 17 has baffle 19, one side of baffle 19 is equipped with guide plate 18, aiutai 17 sets up to one side open-ended tubular structure, venthole 20 has been seted up to baffle 19's inboard, a used for cold air to discharge, guide plate 18 longitudinal section sets up to circular, the convenience leads to cold air, guide plate 18 welds in aiutai 17's inboard, the one end of flexible pipe 15 is located guide plate 18's inboard;

cladding head 21 is installed to the bottom side of fixed plate 2, be used for cladding, adjusting block 22 is installed to the bottom side of cladding head 21, adjusting block 22 sets up to shutter column structure, the bottom of cladding head 21 is located the inside of adjusting block 22, adjusting block 22's one side welding has catch bar 23, catch bar 23's one end welding has second slider 24, the inside in second slide rail 25 is installed to one side of second slider 24, setting up of second slide rail 25 is the circular ring column structure, the welding of one side of second slide rail 25 has dead lever 26, the one end of dead lever 26 welds in the bottom side of fixed plate 2, the outside of cladding head 21 is equipped with second slide rail 25.

The working principle is as follows: when 3D printing is carried out, the cladding head 21 works, at this time, only the second sliding block 24 needs to be controlled to carry out circular motion in the second sliding rail 25, then the pushing rod 23 can adjust the adjusting block 22, so that laser flame sprayed out from the output end of the cladding head 21 is increased or decreased, the width track of cladding is conveniently adjusted, multi-style cladding is realized, and printing is also facilitated;

since 3D printing is generally performed from the bottom upwards little by little, we add a cooling mechanism, a fan 14 is installed on one side of the box 5, external air is extracted by the fan 14 and blown into the refrigeration box 9, the air is refrigerated when passing through the refrigeration plate 13, the refrigeration plate 13 rotates due to the transmission rod 11, the flow of the air is accelerated, the air is discharged from the exhaust hole 10, then the micro air pump 6 extracts the air from one side of the limiting plate 7 and transmits the air into the exhaust tube 17 through the expansion tube 15, when the air enters the exhaust tube 17, if the air is directly blown to the mold, the cold and hot reactions may be too violent, the mold is damaged, therefore, the air is firstly guided by the guide plate 18 to blow to the partition plate 19, and then discharged from the exhaust hole 20 on the partition plate 19, the air is buffered, and when the air is blown to the mold, not only can reach the effect of cooling, still can not cause the damage to the surface of mould, it is more humanized, improved the fashioned efficiency of mould to a certain extent.

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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.