CN212894977U - Laser cladding does not shut down powder feeding device - Google Patents

Abstract

The utility model relates to a laser cladding does not shut down and adds powder device, the power distribution box comprises a box body, be provided with pressure air supply mechanism in the box, bleed mechanism and send powder dish actuating mechanism, pressure air supply mechanism is connected with bleed mechanism, be provided with on the box and store the powder device and send the powder device, send powder dish actuating mechanism and send the powder device to be connected, it sets up to storing a powder section of thick bamboo to store the powder device, bleed mechanism respectively with store inside the powder section of thick bamboo and send the inside intercommunication of powder dish device, still including the storage tank, the storage tank is installed on the box, and the storage tank includes a jar body and cover, a jar body and cover can dismantle sealing connection, jar body lower extreme sets up the powder export, the powder export communicates through first pipeline with the barrel, be provided with first valve on the first pipeline. This application has the effect that can add the powder in succession.

Description

Laser cladding does not shut down powder feeding device

Technical Field

The application relates to the field of laser cladding equipment, in particular to a non-stop powder adding device for laser cladding.

Background

Laser cladding is a new surface modification technology, and is a method for fusing a cladding material on the surface of a base material together with a thin layer on the surface of the base material by using a high-density laser beam. The method is characterized in that coating materials are placed on the surface of a cladded substrate in different material adding modes and are irradiated by laser, the coating materials and a thin layer on the surface of the substrate are simultaneously melted, and the coating materials are rapidly solidified to form a surface coating which has extremely low dilution and is metallurgically combined with the substrate. The method aims to improve the wear-resisting, corrosion-resisting, heat-resisting, oxidation-resisting and electrical properties of the surface of the base material, so as to achieve the modification and repair of the surface of the base material, meet the requirements on the specific properties of the surface of the material and save a large amount of precious elements.

The laser cladding powder adding device comprises a box body; the upper part of the powder feeding disc seat is provided with a powder feeding disc rotary cavity; the powder feeding disc driving mechanism is arranged in the box body; the powder feeding disc is supported in the powder feeding disc rotating cavity and is provided with a powder groove; one side of the feeding plate is provided with a powder scraping plate, a powder outlet nozzle cavity is arranged on the powder scraping plate, the other side of the powder feeding plate is provided with a powder feeding plate, and a powder outlet nozzle matching hole of a powder storage cylinder is arranged on the powder feeding plate; the cover plate is covered on the powder feeding disc, one side of the cover plate is provided with a powder outlet pipe seat, the lower part of the powder outlet pipe seat is provided with a powder outlet nozzle matching joint, the center of the powder outlet pipe seat is provided with a powder outlet hole, the upper part of the powder outlet pipe seat is matched with a powder outlet pipe, and the other side of the cover plate is provided with a powder outlet nozzle abdicating hole of the powder storage cylinder; the powder storage cylinder is fixed with the cover plate; the upper end of the air inlet pipe of the powder storage barrel extends into the powder storage barrel, the lower end of the air inlet pipe extends out of the powder storage barrel, the air inlet pipe further comprises a pressure air supply mechanism and a gas-entraining mechanism, the pressure air supply mechanism is arranged in the cavity of the box body and connected with the gas-entraining mechanism, and the gas-entraining mechanism is arranged on the cover plate and communicated with the powder groove.

When the powder spraying device works, powder is added into the powder storage cylinder, after the powder storage cylinder is sealed, the air entraining mechanism introduces the pressure air provided by the pressure air supply mechanism into the powder groove, so that the powder in the powder groove is sequentially supplied to the laser cladding plasma spraying welding gun through the powder outlet nozzle of the powder outlet nozzle cavity of the powder scraping plate, the powder outlet hole of the powder outlet pipe seat and the powder outlet pipe, and the flow rate of the pressure air and the output quantity of the powder have a causal relationship. When the powder in the powder storage cylinder is used up, the machine needs to be stopped to add the powder into the powder storage cylinder, and then the machine continues to work after being started.

In view of the above-mentioned related art, the inventors considered that there was a drawback that the powder could not be continuously added.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that powder cannot be continuously added, the application provides a laser cladding non-stop powder adding device.

The application provides a laser cladding does not shut down and adds powder device adopts following technical scheme:

the utility model provides a laser cladding does not shut down powder feeding device, the power distribution box comprises a box body, be provided with pressure air feed mechanism in the box, bleed mechanism and send powder dish actuating mechanism, pressure air feed mechanism is connected with bleed mechanism, be provided with on the box and store the powder device and send the powder device, send powder dish actuating mechanism and send the powder device to be connected, it sets up to storing a powder section of thick bamboo to store the powder device, bleed mechanism respectively with store inside the powder section of thick bamboo and send the inside intercommunication of powder device, still including the storage tank, the storage tank is installed on the box, and the storage tank is including a jar body and cover, a jar body and cover can dismantle sealing connection, jar body lower extreme sets up the powder export, the powder export communicates through first pipeline with storing a powder section of thick bamboo, be provided with first valve.

Through adopting above-mentioned technical scheme, the setting of storage tank can realize the online replenishment of powder, when adding the powder device and adding the powder, add the powder by the storage tank to storing in the powder section of thick bamboo, can be at the initial time to storing and adding full material in the powder section of thick bamboo, then open first valve after using a period, material in the storage tank falls into storing in the powder section of thick bamboo gradually, after the material in the storage tank has added, still there is the material in storing the powder section of thick bamboo, close first valve this moment, realize adding the powder in the storage tank, can continue to open first valve after filling and continue reinforced, so just realized adding the powder on line not shut down, and convenient for operation, and the save time.

Preferably, the air-entraining mechanism is communicated with the storage tank through a second pipeline, and a second valve is arranged on the second pipeline

Through adopting above-mentioned technical scheme, ventilate in to the storage tank through the second pipeline, can balance the air current, improve that the atmospheric pressure in the storage tank is different with the atmospheric pressure that stores in the powder section of thick bamboo, the air current in the storage tank enters into the even degree of interpolation that influences the powder in storing powder section of thick bamboo 51.

Preferably, the tank body and the cylinder body are both provided with barometers.

Through adopting above-mentioned technical scheme, the setting of barometer can detect the atmospheric pressure in storing powder section of thick bamboo and the storage tank, by the storage tank to storing when adding the material in the powder section of thick bamboo, when the pressure in storage tank and the powder section of thick bamboo of storing keeps unanimous, can open the ejection of compact of first valve, the ejection of compact is even when realizing the powder spraying to a certain extent.

Preferably, a pressure relief valve is arranged on the tank body or the tank cover. Through adopting above-mentioned technical scheme, the setting of relief valve can realize closing the back at first valve, carries out the pressure release to the storage tank, conveniently irritates the operation that the lid was opened, also can be different at the pressure in storing powder section of thick bamboo 51 and the storage tank, opens the relief valve and carries out the pressure release.

Preferably, the powder storage barrel comprises an upper barrel ring, a barrel seat, a barrel body and a barrel cover, the upper barrel ring is in sealing fit with the upper portion of the barrel body, the barrel cover is in sealing detachable connection with the upper barrel ring, the upper portion of the barrel seat is in sealing fit with the lower end of the barrel body, a connecting piece is arranged between the upper barrel ring and the barrel seat, the lower portion of the barrel seat is in sealing fit with the box body, and the discharge port is formed in the barrel seat.

Through adopting above-mentioned technical scheme, store a powder section of thick bamboo and include section of thick bamboo circle, tube seat and barrel, can realize dismantling through the components of a whole that can function independently connection and wash the operation.

Preferably, the connecting piece is a bolt, a bolt hole is formed in the cylinder seat, a counter bore which is opposite to the bolt hole is formed in the upper cylinder ring, and the bolt penetrates through the counter bore to be connected with the bolt hole.

Through adopting above-mentioned technical scheme, the cylinder base passes through bolted connection, easy dismounting with last section of thick bamboo circle.

Preferably, a plurality of struts are scattered on the inner wall of the cylinder seat.

Through adopting above-mentioned technical scheme, the setting of a plurality of branches can play the even purpose of breaing up to the powder, improves the powder caking to a certain extent or blocks up the condition that is difficult to the ejection of compact.

Preferably, the inner wall of the cylinder seat is provided with a ring pipe, the support rod is arranged in a vacuum mode, the side wall of the support rod is provided with an air hole, the support rod is communicated with the ring pipe, the ring pipe is communicated with the air entraining mechanism through an air duct, and the air duct is provided with a third valve.

By adopting the technical scheme, when the material is blocked, the gas in the air entraining mechanism is sprayed out from the air hole after passing through the ring pipe, and a certain blockage dredging effect is achieved.

Preferably, the cylinder body and the tank body are arranged in a transparent manner. Through adopting above-mentioned technical scheme, barrel and jar body are transparent setting, can conveniently observe the storage tank and store the condition of material in the powder section of thick bamboo.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the arrangement of the storage tank realizes the online supplement of powder, the powder is added into the powder storage barrel by the storage tank, the powder storage barrel can be filled with the material at the beginning, then the first valve is opened after the powder storage barrel is used for a period of time, the material in the storage tank gradually falls into the powder storage barrel, the material still exists in the powder storage barrel after the material in the storage tank is added, at the moment, the first valve is closed to realize the addition of the powder into the storage tank, and the first valve can be continuously opened to continue the feeding after the powder storage barrel is filled, so that the online non-stop powder adding is realized, the operation is convenient, and the time is saved;

2. the air is introduced into the storage tank, the air pressure meter is connected to the storage tank and the powder storage barrel, the air pressure in the powder storage barrel and the air pressure in the storage tank can be detected, when materials are added into the powder storage barrel 51 from the storage tank, the first valve can be opened to discharge when the pressures on the storage tank and the powder storage barrel 51 are kept consistent, and the discharge is uniform during powder spraying.

3. The arrangement of the supporting rod and the air pipe can play a role in blocking to a certain extent.

Drawings

Fig. 1 is an overall structure diagram of a laser cladding non-stop powder feeding device in embodiment 1 of the present application.

Fig. 2 is a structural diagram of a pressure air supply mechanism according to embodiment 1 of the present application.

Fig. 3 is a structural view of a powder storage container and a powder feeder according to embodiment 1 of the present application.

Fig. 4 is a structural diagram of a powder feeder according to embodiment 1 of the present application.

Fig. 5 is a structural view of a bucket seat according to embodiment 2 of the present application.

Fig. 6 is an enlarged structural view of a portion a of fig. 5.

Description of reference numerals: 1. a box body; 2. a pressure air supply mechanism; 21. an air pump motor; 22. an air pump; 23. an air tank; 24. a gas flow regulator; 3. a gas-introducing mechanism; 31. a bleed air pipe seat; 32. a bleed pipe; 33. a transition connector of the bleed pipe; 4. a powder feeding disc driving mechanism; 5. a powder storage device; 51. a powder storage cylinder; 511. a barrel; 512. an upper cylinder ring; 513. a cartridge holder; 514. a strut; 5141. air holes; 515. a ring pipe; 516. a discharge port; 517. a cylinder cover; 518. a connecting member; 6. a powder feeding device; 61. a base; 62. a powder feeding disc seat; 621. a powder feeding disc rotary cavity; 63. a powder feeding disc; 631. a powder groove; 64. a powder scraping plate; 641. a powder outlet nozzle; 642. a powder outlet pipe; 65. a powder feeding plate; 651. a mating hole; 652. a cover plate; 7. a pressing device; 71. a compression block; 72. a bolt; 73. a rubber gasket; 8. a material storage tank; 81. a tank body; 82. a can lid; 83. a first conduit; 831. a first valve; 84. a second conduit; 841. a second valve; 85. a pressure relief valve; 9. a barometer.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Example 1

The embodiment of the application discloses a laser cladding non-stop powder feeding device. Referring to fig. 1 and 2, the laser cladding non-stop powder adding device comprises a box body 1, a pressure air supply mechanism 2, an air entraining mechanism 3 and a powder feeding disc driving mechanism 4 are arranged in the box body 1, the pressure air supply mechanism 2 is connected with the air entraining mechanism 3, a powder storage device 5 and a powder feeding device 6 are arranged on the box body 1, the powder storage device 5 is arranged as a powder storage cylinder 51, the air entraining mechanism 3 is respectively communicated with the inside of the powder storage cylinder 51 and the inside of the powder feeding disc 63, the laser cladding non-stop powder adding device further comprises a storage tank 8, the storage tank 8 is arranged on the box body 1, the storage tank 8 comprises a tank body 81 and a tank cover 82, the tank body 81 is in a transparent arrangement, a transparent acrylic plate is adopted in the embodiment, the tank cover 82 is detachably and hermetically connected with the tank body 81, the detachable sealing connection is in the embodiment by adopting a threaded connection, the specific tank cover 82 comprises a cover, the inner wall of the upper end of the tank body 81 is provided with an internal thread, the internal thread is in threaded fit with the external thread, a mounting groove is formed in the cover plate 652, an O-shaped rubber ring compressed on the upper edge of the tank body 81 is mounted in the mounting groove, the lower end of the tank body 81 is provided with a material outlet, the material outlet is communicated with the powder storage cylinder 51 through a first pipeline 83, and a first valve 831 is arranged on the first pipeline 83. Further still be provided with the support body in order to realize on the installation box 1 of storage tank 8, set up the lug on the lateral wall of jar body 81, the lug is connected with support body bolt 72.

In order to provide pressure air for the interior of the powder storage cylinder 51 and the interior of the powder feeding device 6, as shown in fig. 2, in the present embodiment, the pressure air supply mechanism 2 includes an air pump motor 21, an air pump 22, an air storage tank 23 and an air flow regulator 24, the air pump motor 21 is in transmission fit with the air pump 22, the air pump 22 and the air pump motor 21 are disposed in the box body 1, the air pump 22 includes an air pump 22 inlet and an air pump 22 outlet, the air pump 22 inlet is communicated with air or other air sources outside the box body 1, other air sources may be nitrogen, in the present embodiment, air is directly introduced, and the air pump 22 outlet is communicated with the air storage tank 23 through an. The air storage tank 23 comprises an air storage tank 23 air inlet and an air storage tank 23 air outlet, the air storage tank 23 air inlet is communicated with the air pump 22 air outlet through an air pipe, the air storage tank air outlet is communicated with the air flow regulator 24, the air flow regulator 24 is arranged outside the box body 1, the air flow regulator 24 is provided with a regulating valve, the regulating valve is provided with a regulating valve air inlet, the regulating valve air inlet is communicated with the air storage tank 23 air outlet, and the air outlet of the air flow regulator 24 is connected with the air entraining mechanism 3 through an air outlet pipeline.

As shown in fig. 2, the bleed mechanism 3 includes a bleed pipe seat 31, a bleed pipe 32 and a bleed pipe 32 transition connector, the bleed pipe seat 31 is disposed on the box body 1, one end of the bleed pipe 32 is communicated with the bleed pipe seat 31, the other end is communicated with the bleed pipe transition connector 33, the air outlet pipeline is connected with the bleed pipe transition connector 33, the bleed pipe transition connector specifically adopts a pipe joint, and the bleed pipe seat 31 is communicated with the interior of the powder storage cylinder 51 and the powder feeding device 6.

As shown in FIG. 3, the powder storage cylinder 51 comprises an upper cylinder ring 512, a cylinder base 513, a cylinder body 511 and a cylinder cover 517, the cylinder body 511 is transparent, in this embodiment, a transparent acrylic plate is used, the upper end of the cylinder body 511 is open, the cylinder cover 517 is detachably and hermetically connected with the upper cylinder ring 512, the cylinder cover 517 comprises a cover plate 652 and a connecting block, the outer wall of the connecting block is provided with external threads, the inner wall of the upper end of the upper cylinder ring 512 is provided with internal threads, the internal threads and the external threads are in threaded fit, the cover plate 652 is provided with a mounting groove, an O-shaped rubber ring pressed on the upper edge of the upper cylinder ring 512 is mounted in the mounting groove, the upper part of the cylinder base 513 is in sealed fit with the upper edge of the cylinder base 511 by the mounting groove formed in the bottom wall of the upper cylinder ring 512, an O-shaped rubber ring pressed on the edge of the cylinder body 511 is mounted in the mounting groove of the, be provided with O shape sealing washer in the annular, barrel 511 lower part is installed and is compressed tightly O type sealing washer in the annular, barrel holder 513 lower part and box 1 sealed cooperation, and discharge gate 516 sets up on barrel holder 513, is provided with the opening that corresponds with discharge gate 516 on the box 1, is provided with the toper section that stretches into in the opening on the barrel holder 513, and toper section outer wall cladding has rubber, goes up and is provided with connecting piece 518 between barrel holder 513 and barrel holder 512.

As shown in FIG. 3, the connecting member 518 is a bolt 72, a bolt 72 hole is formed in the cylinder base 513, a counter bore facing the bolt 72 hole is formed in the upper cylinder ring 512, and the bolt 72 passes through the counter bore to be connected with the bolt 72 hole. The bolt 72 holes and counterbores are arranged in 3 groups evenly distributed in this embodiment.

As shown in fig. 3, in order to further improve the influence of the pressure in the storage tank 8 on the discharging speed of the powder storage cylinder 51, the air-entraining mechanism 3 is communicated with the storage tank 8 through a second pipeline 84, a second valve 841 is arranged on the second pipeline 84, when connection is specifically achieved, the air-entraining pipe seat 31 is communicated with an air vent groove, the air vent groove is arranged on the powder feeding device 6, the second pipeline 84 is communicated with the air vent groove and extends into the storage tank 8, the powder storage cylinder 51 is communicated with the air vent groove through a third pipeline, the second pipeline 84 is arranged close to the top of the storage tank 8, the third pipeline is arranged close to the top of the powder storage cylinder 51, and the situation that powder in the storage tank 8 and the powder storage cylinder 51 is caused by the fact that the first pipeline 83 and the second pipeline 84 are too short is improved to a certain extent. Further, the tank 81 and the cylinder 511 are both provided with barometers 9, and the tank cover 82 is also provided with a relief valve 85.

As shown in fig. 3 and 4, the powder feeding device 6 includes a base 61, a powder feeding tray base 62, a powder feeding tray 63, a powder scraping plate 64, a powder feeding plate 65, and a cover plate 652, the powder feeding tray driving mechanism 4 is rotatably connected with the powder feeding tray 63, the base 61 is fixedly connected with the box 1 by bolts 72, the powder feeding tray base 62 is fixed on the base 61, a powder feeding tray rotating cavity 621 is opened on the powder feeding tray base 62, the powder feeding tray 63 is arranged in the powder feeding tray rotating cavity 621 of the powder feeding tray base 62, a powder groove 631 is arranged on the powder feeding tray 63, the powder scraping plate 64 and the powder feeding plate 65 are fixed on the cover plate 652 by bolts, the cover plate 652 is in sealing fit with the powder feeding tray base 62, a groove is arranged on the bottom wall of the cover 652, an O-shaped sealing ring is arranged in the groove, the O-shaped sealing ring is abutted against the powder feeding tray base 62, a powder discharging nozzle 641 and a powder discharging pipe 642 are arranged on the powder scraping plate 64, the powder discharging nozzle 641 is communicated with the powder discharging nozzle 631, the other end penetrates through the cover plate 652 to be communicated with a laser cladding welding gun, referring to fig. 4, a matching hole 651 is formed in the powder feeding plate 65, the matching hole 651 is respectively communicated with the powder groove 631 and the discharge hole 516, the vent groove is formed in the cover plate 652, and a pressing device 7 for pressing the cover plate 652 and the powder feeding disc seat 62 is further arranged on the base 61.

As shown in fig. 4, the pressing device 7 includes a pressing block 71 rotatably disposed on the base 61, the pressing block 71 includes a connecting rod connected to the base 61, a vertical rod, a pressing rod and a bolt 72, the connecting rod is hinged to the base 61, a shaft hole is disposed in a horizontal direction of the connecting rod, a set of right installation blocks is disposed on the base 61, a fixing shaft is horizontally fixed on the installation blocks, the shaft hole on the connecting rod penetrates through the fixing shaft, the vertical rod is welded at one end of the connecting rod away from a hinge point, the pressing rod is welded at the upper end of the vertical rod, the bolt 72 is screwed at a free end of the pressing rod, and a rubber gasket 73 pressed on the cover plate 652 is bonded at the end of the.

Referring to fig. 3, the powder feeding disk driving mechanism 4 is provided as a motor, an output shaft of the motor penetrates through the cover plate 652 and is connected with the powder feeding disk 63 through a coaxial key, shaft holes matched with the output shaft of the motor are arranged on the wall of the box body 1, the base 61 and the powder feeding disk seat 62, a bearing is arranged in the shaft hole, and the output shaft of the motor is matched with an inner ring of the bearing.

The implementation principle of the non-stop powder adding device for laser cladding in the embodiment of the application is as follows:

firstly, adding powder into the powder storage cylinder 51 and the storage tank 8, opening the filling cover of the storage tank 8, adding the powder into the storage tank 8, screwing the tank cover 82 after adding enough amount, closing the storage tank 8, then opening the cylinder cover 517 on the powder storage cylinder 51, adding the powder into the cylinder 511, and covering the cylinder cover 517 after adding enough amount to finish powder storage.

Then, when the air pump motor 21 operates to drive the air pump 22 to supply air to the air storage tank 23, and the air injection amount in the air storage tank 23 reaches a set value, the air pump motor 21 stops operating. The pressure gas in the gas storage tank 23 passes through the gas outlet of the gas storage tank 23, the gas pipe, the gas inlet of the regulating valve, the gas flow regulator 24, the gas outlet of the regulator and the gas outlet pipeline at a time, the transition joint of the gas guiding tank, the gas guiding pipe 32, the gas guiding pipe seat 31 and the vent groove and then enters the powder storage tank 51 and the powder feeding disc rotary cavity 621, the gas in the powder storage tank 51 and the powder enter the powder groove 631 together, and the powder in the powder groove 631 is driven by the gas pressure to be discharged from the powder outlet nozzle 641.

When the remaining amount of the material in the powder storage cylinder 51 is not large, the first valve 831 is opened, the material in the storage tank 8 enters the powder storage cylinder 51 under the action of the self gravity to be supplemented, and before the first valve 831 is opened, the pressure in the storage tank 8 and the pressure in the powder storage cylinder 51 are adjusted to be consistent, so that the discharging condition of the powder outlet 641 is prevented from being influenced when the material is supplemented.

After the powder in the powder storage cylinder 51 is completely added, the first valve 831 is closed, the tank cover 82 of the storage tank 8 is opened, the powder is supplemented into the storage tank 8, after the supplement is completed, the gas is continuously introduced into the storage tank 8, and when the pressure in the storage tank 8 and the powder storage cylinder 51 is kept for a while, the first valve 831 is opened for discharging. The powder adding operation is finished without stopping.

Example 2

The difference between embodiment 2 and embodiment 1 of the present application lies in the difference of the barrel holder 513, as shown in fig. 5 and fig. 6, in embodiment 2, a plurality of support rods 514 are fixed on the inner wall of the barrel holder 513, in this embodiment, the number of the support rods 514 is 4, a circular tube 515 is arranged on the inner wall of the barrel holder 513, the support rods 514 are vacuum-arranged, the side walls of the support rods 514 are provided with air holes 5141, the support rods 514 are communicated with the circular tube 515, the circular tube 515 is communicated with the air-entraining mechanism 3, the specific circular tube 515 is communicated with the air groove through an air duct, and a third valve.

The implementation principle of the laser cladding non-stop powder adding device in the embodiment of the application is as follows: when the powder storage cylinder 51 is blocked, the valve on the air pipe is opened, air blows into the powder storage cylinder 51 through the air vent pipeline, and the effect of blocking can be achieved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a laser cladding does not shut down and adds powder device, including box (1), be provided with pressure air feed mechanism (2) in box (1), bleed mechanism (3) and send powder dish (63) actuating mechanism (4), pressure air feed mechanism (2) are connected with bleed mechanism (3), be provided with on box (1) and store powder device (5) and send powder device (6), send powder dish actuating mechanism (4) and send powder device (6) to be connected, store powder device (5) and set up to storing powder section of thick bamboo (51), bleed mechanism (3) respectively with store powder section of thick bamboo (51) inside and send powder device (6) inside intercommunication, its characterized in that: still including storage tank (8), storage tank (8) are installed on box (1), and storage tank (8) including a jar body (81) and cover (82), and a jar body (81) and cover (82) can be dismantled sealing connection, and jar body (81) lower extreme sets up the powder export, and the powder export communicates through first pipeline (83) with storing powder section of thick bamboo (51), is provided with first valve (831) on first pipeline (83).

2. The laser cladding non-stop powder feeding device according to claim 1, characterized in that: the air-entraining mechanism (3) is communicated with the storage tank (8) through a second pipeline (84), and a second valve (841) is arranged on the second pipeline (84).

3. The laser cladding non-stop powder feeding device according to claim 2, characterized in that: the tank body (81) and the barrel body (511) are both provided with air pressure gauges (9).

4. The laser cladding non-stop powder feeding device according to claim 1, characterized in that: and a pressure release valve (85) is arranged on the tank body (81) or the tank cover (82).

5. The laser cladding non-stop powder feeding device according to claim 1, characterized in that: store powder section of thick bamboo (51) including last bobbin circle (512), bobbin base (513), barrel (511) and cover (517), go up bobbin circle (512) and barrel (511) upper portion sealed cooperation, cover (517) and last bobbin circle (512) sealed detachable connection, bobbin base (513) upper portion and barrel (511) lower extreme sealed cooperation, go up bobbin circle (512) and be provided with connecting piece (518) between bobbin base (513), bobbin base (513) lower part and box (1) sealed cooperation, discharge gate (516) set up on bobbin base (513).

6. The laser cladding non-stop powder feeding device according to claim 5, characterized in that: the connecting piece (518) is provided with a bolt (72), a bolt (72) hole is formed in the barrel seat (513), a counter bore which is opposite to the bolt (72) hole is formed in the upper barrel ring (512), and the bolt (72) penetrates through the counter bore to be connected with the bolt (72) hole.

7. The laser cladding non-stop powder feeding device according to claim 5, characterized in that: the inner wall of the cylinder seat (513) is scattered with a plurality of supporting rods (514).

8. The laser cladding non-stop powder feeding device according to claim 7, characterized in that: the inner wall of the barrel seat (513) is provided with a ring pipe (515), the supporting rod (514) is arranged in a vacuum mode, the side wall of the supporting rod (514) is provided with an air hole (5141), the supporting rod (514) is communicated with the ring pipe (515), the ring pipe (515) is communicated with the air-entraining mechanism (3) through an air duct, and a third valve is arranged on the air duct.

9. The laser cladding non-stop powder feeding device according to claim 5, characterized in that: the cylinder body (511) and the tank body (81) are arranged in a transparent mode.

Images