CN213166967U

CN213166967U - Laser powder sintering rapid prototyping machine

Info

Publication number: CN213166967U
Application number: CN202022084185.2U
Authority: CN
Inventors: 郭辉
Original assignee: Weihai Zhongjian Medical Equipment Co Ltd
Current assignee: Weihai Zhongjian Medical Equipment Co Ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-05-11
Anticipated expiration: 2030-09-21

Abstract

The utility model belongs to the technical field of laser powder sintering forming, in particular to a laser powder sintering rapid forming machine, which comprises a machine body, wherein the bottom end surface of the machine body is fixedly provided with four foot pads, the bottom end inside the machine body is fixedly provided with a supporting table and a supporting plate from left to right, the upper end surface of the supporting table is fixedly provided with a forming box, the inside of the machine body is fixedly provided with a workbench, the top end of the forming box penetrates through the workbench, the upper end surface of the supporting plate is sequentially provided with a discharging box and a recycling box from left to right, the inner bottom end of the discharging box is fixedly provided with a first electric push rod, the output end of the first electric push rod is fixedly connected with a push plate, so that a powder scraping device moves left to scrape the moved-out powder to be smooth, the scraped-out redundant powder is recycled to the inside of the forming box through the recycling pipe, and the excess powder scraped off was collected.

Description

Laser powder sintering rapid prototyping machine

Technical Field

The utility model relates to a laser powder sintering shaping technical field, concretely relates to laser powder sintering rapid prototyping machine.

Background

Laser Rapid Prototyping (LRP) is a brand new manufacturing technique that integrates advanced technologies such as CAD, CAM, CNC, laser, precision servo drive and new materials, and has, compared to the conventional manufacturing method: the copying performance and the interchangeability of the prototype are high; the manufacturing process is independent of the geometry of the prototype being manufactured; the processing period is short, the cost is low, the general manufacturing cost is reduced by 50%, and the processing period is shortened by more than 70%; high technology integration and design and manufacture integration.

When using, the existing laser powder sintering rapid forming machine generally flattens the coating by utilizing the roller, and when the coating is flattened, the pushing and smearing device is heavier, the operation is more troublesome, so that the powder is pushed and smeared unevenly, the quality of the formed product is influenced, and the powder which is excessive is accumulated on two sides of the forming bin, so that the material is wasted.

SUMMERY OF THE UTILITY MODEL

For solving the problem that provides in the above-mentioned background art, the utility model provides a laser powder sintering rapid prototyping machine has and scrapes to wipe according to the powder that scrapes the powder device and remove left and shift out and level and smooth, and the unnecessary powder of scraping is retrieved to the inside of shaping case through the recovery tube, reuse to and scrape through the powder device with the shaping incasement and wipe evenly, and will scrape the characteristics that unnecessary powder was collected.

In order to achieve the above object, the utility model provides a following technical scheme: a laser powder sintering rapid forming machine comprises a machine body, wherein four foot pads are fixedly arranged on the bottom end surface of the machine body, a supporting table and a supporting plate are sequentially and fixedly arranged at the bottom end inside the machine body from left to right, a forming box is fixedly arranged on the upper end surface of the supporting table, a workbench is fixedly arranged inside the machine body, the top end of the forming box penetrates through the workbench, a discharge box and a recovery box are sequentially arranged on the upper end surface of the supporting plate from left to right, a first electric push rod is fixedly arranged at the bottom end inside the discharge box, a push plate is fixedly connected with the output end of the first electric push rod, the left end and the right end of the push plate are in sliding connection with the left side and the right side inside the discharge box, the top end of the discharge box penetrates through the workbench, fixed plates are fixedly connected with the front end surface and the rear end surface of the, the upper end of movable plate is provided with the screw rod, the slider has been cup jointed in the lateral wall activity of screw rod, the equal fixedly connected with connecting rod of both sides wall around the slider, the equal fixedly connected with montant in bottom that one end was kept away from relatively to two connecting rods, the bottom of two montants all runs through the movable plate and extends to the below of movable plate, the inside swing joint of lateral wall and movable plate of two montants, the powder device is scraped to the bottom fixedly connected with of two montants, the inside top face fixed mounting of organism has laser generator.

In order to make the powder scraping device remove left and to scrape the powder that shifts out and wipe levelly and smoothly, conduct the utility model relates to a laser powder sintering rapid prototyping machine is preferred, and the inside right side wall fixed mounting of organism has second electric push rod, the output of second electric push rod and the right side wall fixed connection of movable plate.

In order to promote the powder scraping device and move left through promoting the movable plate, as the utility model relates to a laser powder sintering rapid prototyping machine is preferred, the middle part of movable plate is run through to the bottom of screw rod, and the below of movable plate is provided with the motor, the output of motor and the bottom fixed connection of screw rod.

Prevent the slider to break away from the screw rod for the stopper, conduct the utility model relates to a laser powder sintering rapid prototyping machine is preferred, the top fixedly connected with stopper of screw rod.

In order to retrieve unnecessary powder to the inside of shaping case, reuse through the recovery tube, as the utility model relates to a laser powder sintering rapid prototyping machine is preferred, the left side wall intercommunication of shaping case has the recovery tube, and the one end that the shaping case was kept away from to the recovery tube runs through the workstation.

In order to collect the powder of going out more, as the utility model relates to a laser powder sintering rapid prototyping machine is preferred, the workstation is run through on the top of collection box.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this kind of laser powder sintering rapid prototyping machine, promote the push pedal rebound through first electric push rod, make the push pedal promote some powder and remove out the workbin, drive the screw rod through the motor and rotate after that, make the slider along screw rod rebound, and then drive two connecting rods and two montants rebound, make and scrape the surface that powder device rebound to the workstation, promote the movable plate rebound left through second electric push rod, make and scrape the powder that the powder device rebound left and scrape the flattening, the unnecessary powder of scraping is retrieved to the inside of shaping case through the recovery tube, reuse, thereby reach the effect of retrieving the reuse with unnecessary powder.

2. This kind of laser powder sintering rapid prototyping machine, it moves to push away through second electric push rod and scrapes the powder device and remove right, it scrapes evenly with the powder of forming box to make the powder device of scraping, the unnecessary powder of scraping out pushes into to the collection box in through scraping the powder device, and then collects the powder, laser generating device begins work after that, the powder raw materials in the scanning area is at the inside sintering solidification of forming box, thereby reach and paint even and will scrape the unnecessary powder of scraping out with the powder and carry out the effect of collecting.

In conclusion, the laser powder sintering rapid prototyping machine has the effects of uniformly coating the powder, recycling the redundant powder and collecting the scraped redundant powder.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side view of the structure of the present invention;

fig. 3 is a top view structural diagram of the present invention.

The symbols in the figures indicate:

1. a body; 101. a foot pad; 102. a support plate; 103. a discharging box; 1031. a first electric push rod; 1032. pushing the plate; 104. a recycling bin; 2. a support table; 3. forming a box; 4. a recovery pipe; 5. a work table; 6. a fixing plate; 601. a sliding groove; 7. a laser generating device; 8. a powder scraping device; 801. a screw; 8011. a limiting block; 802. a slider; 8021. a connecting rod; 8022. a vertical rod; 803. a motor; 804. moving the plate; 9. a second electric push rod.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments to assist understanding of the invention. The terms used in the utility model are conventional terms in the industry if no special provisions are made.

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a laser powder sintering rapid prototyping machine, includes organism 1, and organism 1's bottom face fixed mounting has four callus on the sole 101, and the bottom of organism 1 inside has supporting bench 2 and backup pad 102 from a left side to the right side fixed mounting in proper order, and supporting bench 2's up end fixed mounting has shaping case 3, and organism 1's inside fixed mounting has workstation 5, and workstation 5 is run through on the top of shaping case 3. The upper end face of the supporting plate 102 is sequentially provided with a discharge box 103 and a recovery box 104 from left to right, the bottom end of the interior of the discharge box 103 is fixedly provided with a first electric push rod 1031, the output end of the first electric push rod 1031 is fixedly connected with a push plate 1032, the left end and the right end of the push plate 1032 are slidably connected with the left side and the right side of the interior of the discharge box 103, and the top end of the discharge box 103 penetrates through the workbench 5.

The equal fixedly connected with fixed plate 6 of both ends face around organism 1, two fixed plates 6 all are located the top of workstation 5, the relative one side of two fixed plates 6 all is provided with sliding tray 601, the inside of two sliding tray 601 is provided with movable plate 804, the upper end of movable plate 804 is provided with screw rod 801, slider 802 has been cup jointed in the activity of the lateral wall of screw rod 801, the equal fixedly connected with connecting rod 8021 of both sides wall around slider 802, the equal fixedly connected with montant 8022 in bottom that one end was kept away from relatively to two connecting rod 8021, movable plate 804 is all run through and extend to the below of movable plate 804 in the bottom of two montants 8022, the inside swing joint of lateral wall and movable plate 804 of two montants 8022, the bottom fixedly connected with of two montants 8022 scrapes powder device 8, the inside top face fixed.

In this embodiment: the first electric push rod 1031 pushes the push plate 1032 to move upwards, so that the push plate 1032 pushes a part of powder to move out of the discharge box 103, then the motor 803 drives the screw rod 801 to rotate, the slider 802 is driven to move downwards along the screw rod 801, the two connecting rods 8021 and the two vertical rods 8022 are driven to move downwards, the powder scraping device 8 is driven to move downwards to the surface of the workbench 5, the moving plate 804 is driven to move leftwards by the second electric push rod 9, the powder scraping device 8 moves leftwards to scrape the moved powder evenly, the scraped excessive powder is recycled into the forming box 3 through the recycling pipe 4 for recycling, the second electric push rod 9 pushes the powder scraping device 8 to move rightwards, the powder scraping device 8 is driven to scrape the powder in the forming box 3 evenly, the scraped excessive powder is pushed into the recycling box 104 through the powder scraping device 8 to collect the powder, and then the laser generating device 7 starts to work, the powder material in the scanning area is sintered and solidified inside the molding box 3.

As a technical optimization scheme of the utility model, the inside right side wall fixed mounting of organism 1 has second electric push rod 9, the output of second electric push rod 9 and the right side wall fixed connection of movable plate 804.

In this embodiment: the moving plate 804 is pushed by the second electric push rod 9 to move leftwards, so that the powder scraping device 8 moves leftwards to scrape the removed powder evenly.

As a technical optimization scheme of the utility model, the middle part of movable plate 804 is run through to the bottom of screw rod 801, and the below of movable plate 804 is provided with motor 803, the output of motor 803 and the bottom fixed connection of screw rod 801.

In this embodiment: the screw 801 is driven by the motor 803 to rotate, so that the sliding block 802 moves downwards along the screw 801, and further the two connecting rods 8021 and the two vertical rods 8022 are driven to move downwards, the powder scraping device 8 is driven to move downwards to the surface of the workbench 5, and the powder scraping device 8 is driven to move leftwards by the pushing moving plate 804.

As a technical optimization scheme of the utility model, the top fixedly connected with stopper 8011 of screw rod 801.

In this embodiment: by arranging the limiting block 8011, when the motor 803 rotates, the screw 801 rotates to drive the slider 802 to move upwards, and the limiting block 8011 prevents the slider 802 from being disengaged from the screw 801.

As a technical optimization scheme of the utility model, the left side wall intercommunication of forming box 3 has recovery tube 4, and the one end that forming box 3 was kept away from to recovery tube 4 runs through workstation 5.

In this embodiment: move left through scraping device 8, scrape the powder in the forming box 3 and smooth, the unnecessary powder of scraping out pushes into in recovery tube 4 through scraping device 8, retrieves unnecessary powder to the inside of forming box 3 through recovery tube 4, reuse.

As a technical optimization of the present invention, the top end of the recycling bin 104 is connected to the working table 5.

In this embodiment: the powder scraping device 8 is pushed by the second electric push rod 9 to move rightwards, so that the powder scraping device 8 is enabled to scrape the powder in the forming box 3 evenly, the scraped redundant powder is pushed into the recovery box 104 through the powder scraping device 8, and then the powder is collected.

The utility model discloses a theory of operation and use flow: firstly, the discharging box 103 is filled with powder, the first electric push rod 1031 pushes the push plate 1032 to move upwards, the push plate 1032 is enabled to push a part of the powder to move out of the discharging box 103, then the motor 803 drives the screw rod 801 to rotate, the slider 802 is enabled to move downwards along the screw rod 801, the two connecting rods 8021 and the two vertical rods 8022 are further driven to move downwards, the powder scraping device 8 is enabled to move downwards to the surface of the workbench 5, the moving plate 804 is pushed to move leftwards through the second electric push rod 9, the powder scraping device 8 moves leftwards to scrape the moved powder to be flat, and the scraped redundant powder is recycled to the inside of the forming box 3 through the recycling pipe 4 for recycling; the powder scraping device 8 is pushed to move rightwards through the second electric push rod 9, so that the powder scraping device 8 is enabled to scrape and smear the powder in the forming box 3 evenly, the scraped redundant powder is pushed into the recovery box 104 through the powder scraping device 8, the powder is collected, then the laser generating device 7 starts to work, and the powder raw materials in the scanning area are sintered and solidified in the forming box 3.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

However, the above description is only an embodiment of the present invention, and the scope of the present invention should not be limited thereto, so that the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.

Claims

1. The utility model provides a laser powder sintering rapid prototyping machine, includes organism (1), its characterized in that: four foot pads (101) are fixedly mounted on the bottom end face of the machine body (1), a supporting table (2) and a supporting plate (102) are sequentially and fixedly mounted at the bottom end of the interior of the machine body (1) from left to right, a forming box (3) is fixedly mounted on the upper end face of the supporting table (2), a workbench (5) is fixedly mounted in the interior of the machine body (1), the workbench (5) is penetrated through the top end of the forming box (3), a discharging box (103) and a recycling box (104) are sequentially mounted on the upper end face of the supporting plate (102) from left to right, a first electric push rod (1031) is fixedly mounted at the bottom end of the interior of the discharging box (103), a push plate (1032) is fixedly connected to the output end of the first electric push rod (1031), the left end and the right end of the push plate (1032) are slidably connected with the left side and the right side of the interior of the discharging, the machine body (1) is characterized in that fixing plates (6) are fixedly connected to the front end face and the rear end face of the machine body (1), the two fixing plates (6) are located above a workbench (5), sliding grooves (601) are formed in one opposite side of the two fixing plates (6), a moving plate (804) is arranged in the two sliding grooves (601), a screw rod (801) is arranged at the upper end of the moving plate (804), a sliding block (802) is movably sleeved on the outer side wall of the screw rod (801), connecting rods (8021) are fixedly connected to the front side wall and the rear side wall of the sliding block (802), vertical rods (8022) are fixedly connected to the bottom ends of the two connecting rods (8021) far away from one end, the bottom ends of the two vertical rods (8022) penetrate through the bottom ends of the two vertical rods (8022) and extend to the moving plate below the moving plate (804), and the, the bottom ends of the two vertical rods (8022) are fixedly connected with a powder scraping device (8), and a laser generating device (7) is fixedly mounted on the top end face inside the machine body (1).

2. The laser powder sintering rapid prototyping machine of claim 1 wherein: a second electric push rod (9) is fixedly mounted on the right side wall inside the machine body (1), and the output end of the second electric push rod (9) is fixedly connected with the right side wall of the moving plate (804).

3. The laser powder sintering rapid prototyping machine of claim 1 wherein: the bottom end of the screw (801) penetrates through the middle of the moving plate (804), a motor (803) is arranged below the moving plate (804), and the output end of the motor (803) is fixedly connected with the bottom end of the screw (801).

4. The laser powder sintering rapid prototyping machine of claim 1 wherein: the top end of the screw rod (801) is fixedly connected with a limiting block (8011).

5. The laser powder sintering rapid prototyping machine of claim 1 wherein: the left side wall intercommunication of shaping case (3) has recovery tube (4), workstation (5) is run through to the one end that shaping case (3) were kept away from in recovery tube (4).

6. The laser powder sintering rapid prototyping machine of claim 1 wherein: the top end of the recovery box (104) penetrates through the workbench (5).