Powder recycling device for laser melting equipment

Abstract

The invention relates to the technical field of laser melting equipment, and discloses a powder recycling device for laser melting equipment, which comprises a device main body and laser cladding equipment, and further comprises a working cavity formed in the upper part of the interior of the device main body, a pushing assembly is arranged on one side of the bottom face of the working cavity, and a recycling assembly is arranged in the recycling box. The second linear guide rail is fixedly installed in the middle of the interior of the working cavity, and the output end of the second linear guide rail is fixedly connected with a sliding base; the transverse plate is fixedly mounted at the lower part in the working cavity; and the pushing assembly comprises a driving motor and a lead screw, the outer side of the lead screw is sleeved with an adjusting sleeve, and the problems that external equipment is used for moving and recycling, operation is inconvenient, a vibrator is used for assisting a filter screen in filtering metal powder, the filtering effect is limited, and the filtering and recycling effect on the metal powder is general are solved.

Description

Technical Field

[0001] The invention relates to the technical field of laser melting equipment, in particular to a powder recycling device used for laser melting equipment. Background Art

[0002] Laser rapid prototyping technology of metal powder is an effective way to manufacture complex parts. The laser is used to melt and solidify the selected area layer by layer, and finally a solid part is formed by stacking layer by layer. After the laser melting molding is completed, a lot of metal powder will remain in the molding cavity of the equipment. It is very important to recycle these metal powders to reduce resource waste.

[0003] For example, a laser melting equipment powder recycling device and method with announcement number CN115679315A includes a suction mechanism, a control unit and a filtering component arranged on a storage component, wherein the storage component includes a storage bin, a mobile frame, two storage tanks, an electric valve 1, an electric valve 2 and a machine door; the suction mechanism includes a hydraulic cylinder, a suction component and a mounting component, wherein the suction component includes a suction pump, a corrugated suction pipe, a corrugated inlet pipe and an inlet cover; the mounting component includes a fixed column, a mounting frame, a fixed ear and two limit seats, and a lifting drive component for adjusting the height of the suction mechanism is arranged inside the fixed column, which can facilitate the cleaning, recycling and screening of the powder, realize the reuse of the powder, reduce the waste of materials, and has the characteristics of simple operation and recycling, low labor intensity and high efficiency. However, when the device is used, the external equipment needs to be moved to the workshop for use, which is inconvenient to operate, the metal powder absorption efficiency is not high, and the metal powder is filtered by a vibrator-assisted filter net, and the filtering effect is relatively limited. The recycling effect of the metal powder is relatively general, and there are limitations.

[0004] Therefore, a powder recycling device for laser melting equipment is proposed to solve the above-mentioned problems. Summary of the invention

[0005] The purpose of the present invention is to provide a powder recycling device for laser melting equipment to solve the problem that the mobile recycling using external equipment is inconvenient to operate, and the filtering effect of the metal powder is limited by the vibrator-assisted filter net, and the filtering and recycling effect of the metal powder is relatively general.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: a powder recycling device for laser melting equipment, comprising a device body and laser cladding equipment, a recycling box is fixedly installed on one side of the device body, a box door is hinged on one side of the front of the device body, and a recycling door is hinged on one side of the front of the recycling box; Also includes: A working chamber is provided on the upper part of the main body of the device, a pushing assembly is provided on one side of the bottom surface of the working chamber, and a recycling assembly is provided inside the recycling box; A linear guide rail 1 is fixedly installed above the interior of the working chamber, and the laser cladding equipment is fixedly installed on the output end of the linear guide rail 1; A second linear guide rail is fixedly installed in the middle of the working chamber, an output end of the second linear guide rail is fixedly connected to a sliding seat, a hydraulic rod is fixedly installed at the bottom of the sliding seat, and a paving plate is fixedly connected to the bottom end of the telescopic part of the hydraulic rod; A horizontal plate is fixedly installed at the lower part of the working chamber, and the bottom of the paving plate is in contact with the top of the horizontal plate; The pushing assembly includes a driving motor and a screw rod, the driving motor is fixedly mounted on one side of the inner bottom surface of the working chamber, the screw rod is fixedly connected to the output end of the driving motor, an adjusting sleeve is sleeved on the outer side of the screw rod, a top plate is fixedly mounted on the top of the adjusting sleeve, an electric push rod is fixedly mounted in the middle of the top of the top plate, and a material discharge box is vertically slidably mounted on one side of the inner side of the cross plate; An adjusting plate is slidably connected inside the material discharging box, the bottom of the adjusting plate is connected to the telescopic part of the electric push rod 1, the electric push rod 2 is fixedly installed around the top of the top plate, a vibration motor is symmetrically fixedly installed at the bottom of the material discharging box, and a flap is rotatably connected to one side of the material discharging box; The recycling assembly includes a hot air blower fixedly mounted on one side of the top of the recycling box, the outlet end of the hot air blower is connected to a connecting pipe, a mounting box is fixedly connected to the middle of the inner top surface of the recycling box, a rotating shaft is rotatably connected inside the mounting box, a fan blade is fixedly connected to the outer side of the upper part of the rotating shaft, a port of the connecting pipe corresponds to one side of the fan blade, and a side of the mounting box away from the connecting pipe is connected to an air outlet pipe; An air outlet hood is installed at one end of the air outlet duct, a return air duct is installed in the middle of one side of the recovery box, a filter part is fixedly installed inside the recovery box, two filter parts are provided, a collection box is slidably installed at the lower part of the interior of the recovery box, a stirring plate is fixedly connected to the outer side of the rotating shaft, a sliding block is slidably installed inside the stirring plate, a vertical rod is vertically installed inside the sliding block, and a scraper is installed at the bottom of the vertical rod.

[0007] Preferably, the hydraulic rods are symmetrically arranged, and there are no less than four of them. A square groove is opened on one side of the working chamber, and the working chamber is connected with the interior of the recovery box through the square groove.

[0008] By adopting the above technical solution, the remaining metal powder in the discharge box falls into the recycling box through the flap, and can be recycled after screening, filtering and drying.

[0009] Preferably, the adjusting sleeve is threadedly connected to the screw rod, the bottom of the adjusting sleeve is fixedly connected to a limiting block, the limiting block is slidably connected to the inner bottom surface of the working chamber, a vertical groove is opened on one side of the inner side of the cross plate, the discharge box is fitted with the vertical groove, and the discharge box is slidably connected to the vertical groove.

[0010] By adopting the above technical solution, the driving motor rotates to make the adjusting sleeve move horizontally, the adjusting sleeve drives the top plate to move, and the top plate drives the discharge box to move toward the recycling box until the left side of the discharge box is located inside the recycling box, so that the remaining metal powder in the discharge box can fall into the recycling box.

[0011] Preferably, the adjustment plate is fitted with the inner side of the material discharge box, a clearance groove is provided on the bottom surface of the material discharge box, and the telescopic portion of the electric push rod passes through the clearance groove and is rotatably mounted with the adjustment plate.

[0012] By adopting the above technical solution, the electric push rod 1 and the electric push rod 2 drive the material discharge box and the adjustment plate to descend, so that the material discharge box can be easily disengaged and moved from the horizontal plate.

[0013] Preferably, the fan blades are located inside the rotating shaft, the rotating shaft is rotatably connected to the mounting box, and the air outlet cover is located between the two filter parts.

[0014] By adopting the above technical solution, the hot air blower blows out hot air, and the hot air is blown to one side of the fan blade through the connecting pipe, so that the fan blade rotates in one direction.

[0015] Preferably, the number of the stirring plates is the same as that of the filter part, the filter part is inclined, a slide groove is provided on the bottom surface of the stirring plate, and the sliding block is slidably connected to the slide groove.

[0016] By adopting the above technical solution, the fan blades drive the rotating shaft to rotate, the rotating shaft drives the stirring plate to rotate, and the stirring plate breaks up the metal powder to facilitate the drying operation.

[0017] Preferably, there are no less than two sliding blocks, and a spring 1 is fixedly mounted on one side of the sliding block. The spring 1 is located between adjacent sliding blocks and between the sliding block and the inner wall of the sliding groove.

[0018] By adopting the above technical solution, as the stirring plate rotates, the sliding block slides in the slide groove due to the centrifugal force, and the sliding block compression spring drives the position of the scraper to change, thereby making the scraping position of the scraper more diverse.

[0019] Preferably, the vertical rod is vertically slidably connected to the sliding block, the vertical rod is horizontally slidably connected to the stirring plate, and the top end of the vertical rod is fixedly connected to a top block.

[0020] By adopting the above technical solution, the filter part is inclined, the elastic force of the second spring drives the top block to press down, the top block drives the vertical rod and the scraper to press down, and the scraper can be rotated to adapt to the inclination angle.

[0021] Preferably, a second spring is sleeved on the outer side of the vertical rod, two ends of the second spring are respectively fixedly connected to the stirring plate and the top block, and the scraper is rotatably connected to the vertical rod.

[0022] By adopting the above technical solution, the screening and filtering effect of the filter screen is improved, so that qualified metal powder falls into the collection box, thereby facilitating the reuse of the metal powder in the collection box.

[0023] Compared with the prior art, the present invention has the following beneficial effects: (1) A pushing component and a recycling component are provided, and the vibration of the vibration motor is used to make the remaining metal powder in the discharge box fall into the recycling box through the flap, thereby completing the convenient collection of the remaining metal powder, and increasing the scraping area and scraping effect of the filter part, thereby improving the screening and filtering effect of the filter part, and facilitating the repeated recycling of metal powder; (2) A pushing assembly is provided, which drives the sliding seat to move through the linear guide rail 2, and the sliding seat drives the hydraulic rod and the paving plate to move, so that the paving plate scrapes the metal powder inside the discharge box flat, and then the linear guide rail 1 drives the laser cladding equipment to move, and the laser cladding equipment melts the metal powder, and then the electric push rod 1 drives the adjustment plate to descend, and the paving plate continues to be flattened, so that the laser cladding equipment can continue to process; after the processing is completed, the box door is opened, and the workpiece in the discharge box is taken out by the tool, and the drive motor, electric push rod 1 and electric push rod 2 are started, and electric push rod 1 and electric push rod 2 drive the discharge box The box and the adjustment plate descend, so that the discharge box escapes from the horizontal plate, the limit block limits the adjustment sleeve, the driving motor rotates to make the adjustment sleeve move horizontally, the adjustment sleeve drives the top plate to move, and the top plate drives the discharge box to move toward the recycling box, until the left side of the discharge box is located inside the recycling box, the electric push rod 2 on the side close to the recycling box is retracted, and the electric push rod 2 on the side away from the recycling box is extended, so that the discharge box is tilted, and the flap is still vertical at this time, and the vibration of the vibration motor is coordinated to make the remaining metal powder in the discharge box fall into the recycling box through the flap, completing the convenient collection of the remaining metal powder; (3) A recovery component is provided. The metal powder falls on the filter and is filtered. At the same time, the hot air blower blows out hot air. The hot air passes through the connecting pipe and blows to one side of the fan blade, causing the fan blade to rotate in one direction. The hot air then passes through the air outlet pipe and is ejected from the air outlet cover, thereby drying the metal powder. The fan blade drives the rotating shaft to rotate, and the rotating shaft drives the stirring plate to rotate. The stirring plate breaks up the metal powder to facilitate the drying operation. The filter is inclined. The elastic force of the second spring drives the top block to press down, and the top block drives the vertical rod and the scraper to press down. The scraper can be rotated to an appropriate inclination angle, so that the scraper is always pressed on the top surface of the filter. With the rotation of the stirring plate, the top of the filter can be scraped. As the stirring plate rotates, the sliding block is subjected to centrifugal force and moves in the slide groove. Sliding, the sliding block compresses the spring and drives the position of the scraper to change, so that the scraping position of the scraper is more diverse, the scraping area and scraping effect of the filter screen are increased, the screening and filtering effect of the filter screen is improved, and qualified metal powder falls into the collection box, so that it is convenient to reuse the metal powder in the collection box, which plays a screening role and a simple pre-drying role. After the removal is completed, it is dried by an external vacuum drying equipment, thereby shortening the drying time and improving efficiency. It solves the problem that the use of external equipment for mobile recycling is inconvenient to operate, and the filtering effect of the metal powder is limited by the vibrator to assist the filter screen, and the filtering and recycling effect of the metal powder is relatively general. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the internal structure of the device body and the recovery box of the present invention.

[0025] Figure 2 It is a schematic diagram of the first three-dimensional overall structure of the present invention.

[0026] Figure 3 For the present invention Figure 1 Enlarged structural diagram at A in the middle.

[0027] Figure 4 For the present invention Figure 1 Enlarged structural diagram at B in the middle.

[0028] Figure 5 This is a schematic diagram of the cross-sectional structure of the recycling box of the present invention.

[0029] Figure 6 For the present invention Figure 5 Enlarged structural diagram at point C in the middle.

[0030] Figure 7 For the present invention Figure 5 Enlarged structural diagram at D in the middle.

[0031] Figure 8 It is a schematic diagram of the installation structure of the stirring plate of the present invention.

[0032] Fig. 9For the present invention Figure 8 Enlarged structural diagram at E in the middle.

[0033] Fig.10 It is a schematic diagram of the second three-dimensional overall structure of the present invention.

[0034] In the figure: 1. Device body; 2. Recycling box; 3. Box door; 4. Recycling door; 5. Working chamber; 6. Pushing assembly; 61. Driving motor; 62. Screw rod; 63. Adjusting sleeve; 64. Stop block; 65. Top plate; 66. Electric push rod 1; 67. Discharge box; 68. Adjusting plate; 69. Electric push rod 2; 610. Vibrating motor; 611. Turning plate; 7. Recycling assembly; 71. Hot air blower; 72. Connecting pipe; 73. Installation box; 74. Rotating shaft ; 75. Fan blades; 76. Air outlet duct; 77. Air outlet hood; 78. Return air duct; 79. Filter unit; 710. Collecting box; 711. Stirring plate; 712. Slide chute; 713. Sliding block; 714. Spring 1; 715. Vertical rod; 716. Top block; 717. Spring 2; 718. Scraper; 8. Linear guide 1; 9. Laser cladding equipment; 10. Linear guide 2; 11. Sliding seat; 12. Hydraulic rod; 13. Paving plate; 14. Horizontal plate. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0036] See also Figure 1-Figure 10 The present invention provides a technical solution: a powder recycling device for laser melting equipment, comprising a device body 1 and laser cladding equipment 9, a recovery box 2 is fixedly installed on one side of the device body 1, a box door 3 is hinged on the front side of the device body 1, and a recovery door 4 is hinged on the front side of the recovery box 2.

[0037] The working chamber 5 is opened at the upper part of the device body 1 .

[0038] A linear guide rail 8 is fixedly installed above the interior of the working chamber 5 , and a laser cladding device 9 is fixedly installed at the output end of the linear guide rail 8 .

[0039] The linear guide rail 10 is fixedly installed in the middle of the working chamber 5. The models of the linear guide rail 8 and the linear guide rail 10 can both be HIWIN25. The output end of the linear guide rail 10 is fixedly connected with a sliding seat 11, and a hydraulic rod 12 is fixedly installed at the bottom of the sliding seat 11. The bottom end of the telescopic part of the hydraulic rod 12 is fixedly connected with a paving plate 13.

[0040] The hydraulic rods 12 are symmetrically arranged, and there are no less than four hydraulic rods 12. A square groove is opened on one side of the working chamber 5, and the working chamber 5 is connected with the inside of the recovery box 2 through the square groove.

[0041] The transverse plate 14 is fixedly installed at the lower part of the working chamber 5 , and the bottom of the paving plate 13 is in contact with the top of the transverse plate 14 .

[0042] A pushing assembly 6 is provided on one side of the bottom surface of the working chamber 5, and the pushing assembly 6 includes a driving motor 61 and a screw rod 62. The driving motor 61 is fixedly installed on one side of the inner bottom surface of the working chamber 5, and the screw rod 62 is fixedly connected to the output end of the driving motor 61. An adjusting sleeve 63 is sleeved on the outer side of the screw rod 62, and a top plate 65 is fixedly installed on the top of the adjusting sleeve 63. An electric push rod 66 is fixedly installed in the middle of the top of the top plate 65, and a material discharge box 67 is vertically slidably installed on one side of the inner side of the cross plate 14.

[0043] The adjusting sleeve 63 is threadedly connected to the screw rod 62, the bottom of the adjusting sleeve 63 is fixedly connected to the limit block 64, the limit block 64 is slidably connected to the inner bottom surface of the working chamber 5, a vertical groove is opened on one side of the inner side of the cross plate 14, the discharge box 67 is fitted with the vertical groove, and the discharge box 67 is slidably connected to the vertical groove.

[0044] An adjusting plate 68 is slidably connected inside the material discharge box 67, and the bottom of the adjusting plate 68 is connected to the telescopic part of the electric push rod 1 66. Electric push rod 2 69 is fixedly installed around the top of the top plate 65. A vibration motor 610 is symmetrically fixedly installed at the bottom of the material discharge box 67, and a flap 611 is rotatably connected to one side of the material discharge box 67.

[0045] The adjusting plate 68 is fitted with the inner side of the material discharging box 67 , and a clearance groove is provided on the bottom surface of the material discharging box 67 , and the telescopic part of the electric push rod 1 66 passes through the clearance groove and is rotatably installed with the adjusting plate 68 .

[0046] Embodiment 1: Figure 1-Figure 6 As shown, the sliding seat 11 is driven to move by the linear guide rail 10, and the sliding seat 11 drives the hydraulic rod 12 and the paving plate 13 to move, so that the paving plate 13 scrapes the metal powder inside the material box 67, and then the linear guide rail 8 drives the laser cladding equipment 9 to move, and the laser cladding equipment 9 melts the metal powder. Then the electric push rod 66 drives the adjustment plate 68 to descend, and the paving plate 13 continues to be paved, so that the laser cladding equipment 9 continues to process, and a partition is added at the square groove between the device body 1 and the recovery box 2 to ensure the sealing of the processing inside the working chamber 5.

[0047] After the processing is completed, the box door 3 is opened, the operator takes out the partition, and uses tools to take out the workpiece in the discharge box 67, and starts the drive motor 61, the electric push rod 1 66 and the electric push rod 2 69. The electric push rod 1 66 and the electric push rod 2 69 drive the discharge box 67 and the adjustment plate 68 to descend, so that the discharge box 67 is disengaged from the cross plate 14, and the limit block 64 limits the adjustment sleeve 63. The drive motor 61 rotates to make the adjustment sleeve 63 move horizontally, and the adjustment sleeve 63 drives the top plate 65 to move, and the top plate 65 drives the discharge box 67 to move toward the recycling box 2.

[0048] Until the left side of the discharge box 67 is located inside the recycling box 2, the electric push rod 69 on the side close to the recycling box 2 is kept contracted, and the electric push rod 69 on the side away from the recycling box 2 is extended, so that the discharge box 67 is tilted. At this time, the flap 611 is still vertical, and with the vibration of the vibration motor 610, the remaining metal powder in the discharge box 67 falls into the recycling box 2 through the flap 611, completing the convenient collection of the remaining metal powder.

[0049] A recycling component 7 is arranged inside the recycling box 2, and the recycling component 7 includes a hot air blower 71 fixedly installed on one side of the top of the recycling box 2. The model of the hot air blower 71 can be GHJ-10. The outlet end of the hot air blower 71 is connected to a connecting pipe 72. A mounting box 73 is fixedly connected to the middle of the inner top surface of the recycling box 2. The interior of the mounting box 73 is rotatably connected to a rotating shaft 74. A fan blade 75 is fixedly connected to the outer side of the upper part of the rotating shaft 74. The port of the connecting pipe 72 corresponds to one side of the fan blade 75. The side of the mounting box 73 away from the connecting pipe 72 is connected to an air outlet pipe 76.

[0050] The fan blades 75 are located inside the rotating shaft 74 . The rotating shaft 74 is rotatably connected to the mounting box 73 . The air outlet cover 77 is located between the two filter screen parts 79 .

[0051] An air outlet hood 77 is installed at one end of the air outlet duct 76, a return air duct 78 is installed in the middle of one side of the recovery box 2, a filter part 79 is fixedly installed inside the recovery box 2, and two filter parts 79 are provided. A collection box 710 is slidably installed at the lower part of the interior of the recovery box 2, a stirring plate 711 is fixedly connected to the outer side of the rotating shaft 74, a sliding block 713 is slidably installed inside the stirring plate 711, a vertical rod 715 is vertically installed inside the sliding block 713, and a scraper 718 is installed at the bottom of the vertical rod 715.

[0052] The number of the stirring plates 711 is the same as that of the filter screen part 79 . The filter screen part 79 is arranged tilted. A slide groove 712 is provided on the bottom surface of the stirring plates 711 . The sliding block 713 is slidably connected to the slide groove 712 .

[0053] There are no less than two sliding blocks 713 , and a spring 1 714 is fixedly installed on one side of the sliding block 713 . The spring 1 714 is located between adjacent sliding blocks 713 , and between the sliding block 713 and the inner wall of the sliding groove 712 .

[0054] The vertical rod 715 is vertically slidably connected to the sliding block 713 , and is horizontally slidably connected to the stirring plate 711 . The top end of the vertical rod 715 is fixedly connected to a top block 716 .

[0055] A second spring 717 is sleeved on the outer side of the vertical rod 715 , and two ends of the second spring 717 are fixedly connected to the stirring plate 711 and the top block 716 respectively. The scraper 718 is rotatably connected to the vertical rod 715 .

[0056] Embodiment 2: Figure 7-Figure 10 As shown, the metal powder falls on the filter part 79 for filtration, and at the same time, the hot air blower 71 blows out hot air, and the hot air blows to one side of the fan blade 75 through the connecting pipe 72, so that the fan blade 75 rotates in one direction, and the hot air is then ejected from the air outlet cover 77 through the air outlet pipe 76, thereby drying the metal powder. The fan blade 75 drives the rotating shaft 74 to rotate, and the rotating shaft 74 drives the stirring plate 711 to rotate, and the stirring plate 711 breaks up the metal powder to facilitate the drying operation.

[0057] The filter part 79 is arranged at an angle, and the elastic force of the spring 2 717 drives the top block 716 to press down, and the top block 716 drives the vertical rod 715 and the scraper 718 to press down, and the scraper 718 can be rotated to adapt to the tilt angle, so that the scraper 718 is always pressed on the top surface of the filter part 79, and cooperates with the rotation of the stirring plate 711 to scrape the top of the filter part 79.

[0058] As the stirring plate 711 rotates, the sliding block 713 slides in the slide groove 712 due to the centrifugal force. The sliding block 713 compresses the spring 714 and drives the scraper 718 to change its position, so that the scraping position of the scraper 718 is more diverse, increasing the scraping area and scraping effect of the filter part 79, and improving the screening and filtering effect of the filter part 79, so that qualified metal powder falls into the collection box 710, so as to facilitate the reuse of the metal powder in the collection box 710, play a screening role and a simple pre-drying role. After the removal is completed, it is dried by an external vacuum drying equipment, thereby shortening the drying time and improving efficiency, solving the problem that the use of external equipment for mobile recycling is inconvenient to operate, and the filtering effect of the metal powder is limited by the vibrator-assisted filter net, and the filtering and recycling effect of the metal powder is relatively general.

[0059] Working principle: When using the device, first, Figure 1-Figure 10 As shown, the linear guide rail 10 drives the sliding seat 11 to move, and the sliding seat 11 drives the hydraulic rod 12 and the paving plate 13 to move, so that the paving plate 13 scrapes the metal powder inside the material box 67, and then the linear guide rail 8 drives the laser cladding equipment 9 to move, and the laser cladding equipment 9 melts the metal powder. The electric push rod 66 drives the adjustment plate 68 to descend, and the paving plate 13 continues to pave, so that the laser cladding equipment 9 continues processing.

[0060] After the processing is completed, the box door 3 is opened, the workpiece in the discharge box 67 is taken out by the tool, the drive motor 61, the electric push rod 1 66 and the electric push rod 2 69 are started, and the drive motor 61 rotates to make the adjustment sleeve 63 move horizontally until the left side of the discharge box 67 is located inside the recycling box 2, so that the discharge box 67 is tilted. At this time, the flap 611 is still vertical, and the vibration of the vibration motor 610 is coordinated to make the remaining metal powder in the discharge box 67 fall into the recycling box 2 through the flap 611, and the metal powder falls on the filter screen part 79 for filtration. At the same time, the hot air blower 71 blows out hot air, and the hot air passes through the connecting pipe 72 The air blows toward one side of the fan blade 75, causing the fan blade 75 to rotate in one direction, and the hot air then dries the metal powder. The fan blade 75 drives the rotating shaft 74 to rotate, and the rotating shaft 74 drives the stirring plate 711 to rotate. The stirring plate 711 breaks up the metal powder, and the scraper 718 is always pressed on the top surface of the filter part 79. In conjunction with the rotation of the stirring plate 711, the top of the filter part 79 can be scraped, thereby increasing the scraping area and scraping effect of the filter part 79, improving the screening and filtering effect of the filter part 79, and allowing qualified metal powder to fall into the collection box 710, thereby facilitating the reuse of the metal powder in the collection box 710.

[0061] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0062] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A powder recycling device for laser melting equipment, comprising a device body (1) and a laser cladding device (9), a recovery box (2) being fixedly mounted on one side of the device body (1), a box door (3) being hingedly connected to one side of the front of the device body (1), and a recovery door (4) being hingedly connected to one side of the front of the recovery box (2); It is characterized in that Also includes: A working chamber (5) is provided at the upper part of the device body (1); a pushing component (6) is provided on one side of the bottom surface of the working chamber (5); and a recovery component (7) is provided inside the recovery box (2); A linear guide rail (8) is fixedly mounted above the interior of the working chamber (5), and the laser cladding device (9) is fixedly mounted on the output end of the linear guide rail (8); The recycling component (7) comprises a hot air blower (71) fixedly mounted on one side of the top of the recycling box (2); the outlet end of the hot air blower (71) is connected to a connecting pipe (72); a mounting box (73) is fixedly connected to the middle of the inner top surface of the recycling box (2); a rotating shaft (74) is rotatably connected to the inside of the mounting box (73); a fan blade (75) is fixedly connected to the outer side of the upper part of the rotating shaft (74); a port of the connecting pipe (72) corresponds to one side of the fan blade (75); and a side of the mounting box (73) away from the connecting pipe (72) is connected to an air outlet pipe (76); An air outlet cover (77) is installed at one end of the air outlet pipe (76), a return air pipe (78) is installed in the middle of one side of the recovery box (2), a filter part (79) is fixedly installed inside the recovery box (2), and two filter parts (79) are provided. A collection box (710) is slidably installed at the lower part of the interior of the recovery box (2), a stirring plate (711) is fixedly connected to the outer side of the rotating shaft (74), a sliding block (713) is slidably installed inside the stirring plate (711), a vertical rod (715) is vertically installed inside the sliding block (713), and a scraper (718) is installed at the bottom of the vertical rod (715).

2. The powder recycling device for laser melting equipment according to claim 1, characterized in that: A second linear guide rail (10) is fixedly mounted in the middle of the working chamber (5); the output end of the second linear guide rail (10) is fixedly connected to a sliding seat (11); a hydraulic rod (12) is fixedly mounted at the bottom of the sliding seat (11); the bottom end of the telescopic portion of the hydraulic rod (12) is fixedly connected to a paving plate (13); a transverse plate (14) is fixedly mounted at the bottom of the working chamber (5); the bottom of the paving plate (13) is in contact with the top of the transverse plate (14); the hydraulic rods (12) are symmetrically arranged; there are no less than four hydraulic rods (12); a square groove is provided on one side of the working chamber (5); the working chamber (5) is connected to the interior of the recovery box (2) through the square groove.

3. The powder recycling device for laser melting equipment according to claim 2, characterized in that: The pushing assembly (6) comprises a driving motor (61) and a screw rod (62). The driving motor (61) is fixedly mounted on one side of the inner bottom surface of the working chamber (5). The screw rod (62) is fixedly connected to the output end of the driving motor (61). An adjusting sleeve (63) is sleeved on the outer side of the screw rod (62). A top plate (65) is fixedly mounted on the top of the adjusting sleeve (63). An electric push rod (66) is fixedly mounted in the middle of the top of the top plate (65). A material discharge box (67) is vertically slidably mounted on one side of the interior of the transverse plate (14). The adjusting sleeve (63) is threadedly connected to the screw rod (62). A limit block (64) is fixedly connected to the bottom of the adjusting sleeve (63). The limit block (64) is slidably connected to the inner bottom surface of the working chamber (5). A vertical groove is provided on one side of the interior of the transverse plate (14). The material discharge box (67) fits the vertical groove and is slidably connected to the vertical groove.

4. The powder recycling device for laser melting equipment according to claim 3, characterized in that: An adjusting plate (68) is slidably connected to the inside of the material discharge box (67), the bottom of the adjusting plate (68) is connected to the telescopic portion of the first electric push rod (66), the top of the top plate (65) is fixedly mounted with second electric push rods (69) around the top, a vibration motor (610) is symmetrically fixedly mounted on the bottom of the material discharge box (67), one side of the material discharge box (67) is rotatably connected with a flap (611), the adjusting plate (68) is fitted with the inner side of the material discharge box (67), a clearance groove is provided on the bottom surface of the material discharge box (67), and the telescopic portion of the first electric push rod (66) passes through the clearance groove and is rotatably mounted with the adjusting plate (68).

5. The powder recycling device for laser melting equipment according to claim 1, characterized in that: The fan blade (75) is located inside the rotating shaft (74); the rotating shaft (74) is rotatably connected to the mounting box (73); and the air outlet cover (77) is located between the two filter screen portions (79).

6. The powder recycling device for laser melting equipment according to claim 5, characterized in that: The number of the stirring plates (711) is the same as the number of the filter parts (79); the filter parts (79) are arranged at an angle; a sliding groove (712) is provided on the bottom surface of the stirring plates (711); and the sliding block (713) is slidably connected to the sliding groove (712).

7. The powder recycling device for laser melting equipment according to claim 6, characterized in that: There are no less than two sliding blocks (713), and a spring one (714) is fixedly mounted on one side of the sliding block (713). The spring one (714) is located between adjacent sliding blocks (713) and between the sliding block (713) and the inner wall of the sliding groove (712).

8. The powder recycling device for laser melting equipment according to claim 1, characterized in that: The vertical rod (715) is vertically slidably connected to the sliding block (713), the vertical rod (715) is horizontally slidably connected to the stirring plate (711), and the top end of the vertical rod (715) is fixedly connected to a top block (716).

9. The powder recycling device for laser melting equipment according to claim 8, characterized in that: A second spring (717) is sleeved on the outer side of the vertical rod (715), and two ends of the second spring (717) are respectively fixedly connected to the stirring plate (711) and the top block (716), and the scraper (718) is rotatably connected to the vertical rod (715).

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