Atomization powdering spray disc

Abstract

A through leading-in hole is formed in the center of the inner wall of a spraying disc body, a storage cavity is formed in the spraying disc body, a plurality of air spraying channels are arranged on the outer wall of the storage cavity, spraying head assemblies are arranged at one ends of the air spraying channels, and the spraying head assemblies are circumferentially distributed with the leading-in hole as the center. The spray head assembly comprises a spray head and a gas spray pipe, a filter screen is arranged in the gas spray pipe, a first rotating shaft is arranged on the outer wall of the spray head, a rotationally connected connecting block is arranged on the outer wall of the first rotating shaft, the outer wall of the first rotating shaft is sleeved with first conical teeth, and an adjusting assembly meshed with the first conical teeth is arranged on the inner wall of the spray disc body; a mounting plate is arranged at the top of the spraying disc body, and the mounting plate is detachably connected with the spraying disc body through a connecting assembly; the spraying disc body is convenient to mount and dismount through the connecting assembly, the stability of the spraying disc body after mounting is improved, and the angle between the spraying head and the metal liquid is conveniently adjusted through the adjusting assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of metal powder production equipment, in particular to an atomizing powder-making spray disc. Background Art

[0002] In the field of metal powder casting, compared with mechanical crushing, atomization is a simple and economical method for producing powder. Atomization powder making is a method of producing powder by impacting or otherwise breaking metal or alloy liquid into fine droplets with a fast-moving fluid (atomizing medium), which is then condensed into solid powder.

[0003] The existing spray plate for atomization powder production has a chamber for fluid to pass through, and multiple nozzles are connected to the spray plate through threads to form an atomization plate. The nozzles must be at a specific angle to each other, and the high-pressure fluid is ejected from multiple angles through the atomization plate. However, the position of the existing nozzles cannot be adjusted. For different metal liquids, different spray angles will result in different powder production rates. In addition, after long-term use, the specific angle between the nozzles cannot be guaranteed, making it difficult to ensure the atomization powder production effect and to ensure that the atomized powder with uniform particle size is obtained. Summary of the invention

[0004] In view of the shortcomings of the above problems, the utility model provides an atomizing powder spray disc.

[0005] The utility model achieves the above-mentioned purpose through the following technical solutions: an atomizing powder spray disc, comprising a spray disc body, a through introduction hole is opened at the center of the inner wall of the spray disc body, a storage chamber is arranged inside the spray disc body and outside the introduction hole, a plurality of jet channels are arranged on the outer wall of the storage chamber, a nozzle assembly is arranged at one end of the jet channel, a plurality of nozzle assemblies are distributed in a circle with the introduction hole as the center, a cut-off assembly is arranged in the jet channel, the nozzle assembly comprises a nozzle and a jet pipe, a filter is arranged inside the jet pipe, one end of the jet pipe is communicated with the jet channel, and the other end of the jet pipe is communicated with the nozzle, a first rotating shaft is arranged on the outer wall of the nozzle, a connecting block for rotational connection is arranged on the outer wall of the first rotating shaft, the connecting block is fixedly connected to the spray disc body, a first conical tooth is sleeved on the outer wall of the first rotating shaft, an adjusting assembly meshed with the first conical tooth is arranged on the inner wall of the spray disc body, a mounting plate is arranged on the top of the spray disc body, and the mounting plate and the spray disc body are detachably connected through a connecting assembly.

[0006] Preferably, the connecting assembly includes a limiting column, a plurality of limiting columns are provided on the top of the spray disc body, a limiting hole matching the plurality of limiting columns is provided on the top of the mounting plate, a plurality of card slots are opened on the left and right walls of the limiting column, mounting slots are provided inside the mounting plate and on both sides of the limiting hole, the mounting slots include a first mounting slot and a second mounting slot, the bottom end of the first mounting slot is connected to one end of the top of the second mounting slot, the top of the first mounting slot passes through the mounting plate, and a side of the second mounting slot close to the limiting hole is connected to the limiting hole through the limiting slot, a threaded rod is threadedly connected to the first mounting slot, a movable block is provided in the second mounting slot, the bottom of the threaded rod abuts against the top of the movable block, the inner side wall of the movable block is fixedly connected with a card column, and the card column can pass through the limiting slot and be inserted into the card slot.

[0007] Preferably, a mounting cylinder is fixedly installed on a side of the inner cavity of the second mounting groove close to the limiting hole, and a spring and a piston column are arranged in the inner cavity of the mounting cylinder, one end of the spring is fixedly connected to the inner side of the mounting cylinder, the other end of the spring is fixedly connected to one end of the piston column, and the other end of the piston column is fixedly connected to the side wall of the movable block.

[0008] Preferably, the card slots and the card columns are each provided with three groups along the vertical direction, and the card slots are aligned with the card columns, and the mounting tubes are provided with two groups along the vertical direction and are arranged between two card columns.

[0009] Preferably, the bottom of the threaded rod and the top of the movable block are both inclined in the same direction.

[0010] Preferably, the slots on the left and right sides of the limiting column are arranged alternately.

[0011] Preferably, the shut-off assembly includes a plunger and a push rod, a plunger channel is provided on the jet channel, the plunger can be inserted into the plunger channel to block the jet channel, one end of the push rod is fixedly connected to the plunger, and the other end of the push rod extends to the outer wall of the spray plate body and is provided with a handle.

[0012] Preferably, the width of the plunger channel is greater than the width of the jet channel, a tapered channel is provided on one side of the plunger channel, and a tapered sealing plug matching the tapered channel is fixedly connected to the plunger.

[0013] Preferably, the adjustment assembly includes a second conical tooth, the second conical tooth is meshed with the first conical tooth, the outer wall of the second conical tooth is provided with a second rotating shaft, the outer wall of the second rotating shaft is provided with a third conical tooth, and the second rotating shaft and the third conical tooth are respectively rotatably connected to the spray disc body.

[0014] Preferably, the outer wall of the third conical tooth is meshed with a fourth conical tooth, the outer wall of the fourth conical tooth is provided with a third rotating shaft, one end of the third rotating shaft extends to the outer wall of the spray disc body and is provided with a handle, and the fourth conical tooth and the third rotating shaft are respectively rotatably connected to the spray disc body.

[0015] The beneficial effects of the utility model are:

[0016] 1. The setting of the limit column and the limit hole facilitates the installation and disassembly of the spray disc body, and can also greatly improve the stability of the spray disc body after installation. The limit column is inserted into the limit hole, and the threaded rod is screwed down, so that the clamping column enters the clamping groove of the limit column to form a clamping connection, so that the spray disc body and the mounting plate can be quickly installed together, thereby greatly improving the stability of the spray disc body; the threaded rod is screwed up, and under the elastic force of the spring, the clamping column is withdrawn from the clamping groove, and the limit column can be pulled out, which is very convenient.

[0017] 2. By arranging the jet pipe, the nozzle, the first rotating shaft, the connecting block, the first conical tooth and the adjusting component, the nozzle can be used to spray the metal liquid so that the metal liquid is atomized to produce metal powder, and the angle between the nozzle and the metal liquid can be adjusted conveniently and quickly. By adjusting the angle of the nozzle, the nozzle can produce airflows of different intensities to the metal liquid, so that different metal liquids can be atomized to the maximum extent in the spray plate body, the powder output rate can be improved, and the specific angle between the nozzles can be ensured to remain unchanged after long-term use; in conjunction with the interception component arranged in the jet channel, the spraying of one or some nozzles can be conveniently stopped according to needs to adapt to different needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a front view shallow cross-sectional view of the spray disc of the utility model;

[0019] Figure 2 This is a main depth profile of the spray disc of the utility model;

[0020] Figure 3 For this utility model Figure 2 A magnified schematic diagram of center A.

[0021] In the figure: 1. spray disc body; 2. inlet hole; 3. reserve chamber; 4. jet channel; 5. nozzle assembly; 51. nozzle; 52. jet pipe; 53. first rotating shaft; 531. first conical tooth; 54. connecting block; 6. mounting plate; 61. limiting hole; 62. mounting groove; 621. first mounting groove; 622. second mounting groove; 623. limiting groove; 7. limiting column; 71. clamping groove; 8. threaded rod; 9. movable block; 91. clamping column; 10. mounting cylinder; 101. spring; 102. piston column; 11. plunger; 111. conical sealing plug; 12. push rod; 13. plunger channel; 131. conical channel; 14. second conical tooth; 15. second rotating shaft; 16. third conical tooth; 17. fourth conical tooth; 18. third rotating shaft. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0023] like Figure 1 and Figure 2 As shown, an atomizing powder spray disc comprises a spray disc body 1, a through introduction hole 2 is opened at the center of the inner wall of the spray disc body 1, a reserve chamber 3 is arranged inside the spray disc body 1 and outside the introduction hole 2, a plurality of jet channels 4 are arranged on the outer wall of the reserve chamber 3, a nozzle assembly 5 is arranged at one end of the jet channel 4, the plurality of nozzle assemblies are distributed in a circle with the introduction hole 2 as the center, a cut-off assembly is arranged in the jet channel 4, the nozzle assembly 5 comprises a nozzle 51 and a jet pipe 52, a filter is arranged inside the jet pipe 52, and the spray One end of the air pipe 52 is connected to the jet channel 4, and the other end of the jet pipe 52 is connected to the nozzle 51. The outer wall of the nozzle 51 is provided with a first rotating shaft 53, and the outer wall of the first rotating shaft 53 is provided with a connecting block 54 for rotational connection. The connecting block 54 is fixedly connected to the spray disc body 1. The outer wall of the first rotating shaft 53 is sleeved with a first conical tooth 531, and the inner wall of the spray disc body 1 is provided with an adjusting component meshing with the first conical tooth 531. A mounting plate 6 is provided on the top of the spray disc body 1, and the mounting plate 6 and the spray disc body 1 are detachably connected through a connecting component.

[0024] like Figure 2 and Figure 3As shown, the connecting component includes a limiting column 7, a plurality of limiting columns 7 are arranged on the top of the spray disc body 1, a limiting hole 61 matching the plurality of limiting columns 7 is arranged on the top of the mounting plate 6, a plurality of slots 71 are opened on the left and right walls of the limiting column 7, and mounting slots 62 are arranged inside the mounting plate 6 and on both sides of the limiting hole 61, and the mounting slots 62 include a first mounting slot 621 and a second mounting slot 622, the bottom end of the first mounting slot 621 is connected to one end of the top of the second mounting slot 622, the top of the first mounting slot 621 passes through the mounting plate 6, and the side of the second mounting slot 622 close to the limiting hole 61 is connected to the limiting hole 61 through a limiting slot 623, the first mounting slot 621 is internally threaded with a threaded rod 8, and a movable block 9 is arranged in the second mounting slot 622, the bottom of the threaded rod 8 abuts against the top of the movable block 9, and the movable block 9 A clamping column 91 is fixedly connected to the inner wall, and the clamping column 91 can pass through the limiting groove 623 and be inserted into the clamping groove 71. A mounting cylinder 10 is fixedly installed on one side of the inner cavity of the second mounting groove 622 close to the limiting hole 61. A spring 101 and a piston column 102 are arranged in the inner cavity of the mounting cylinder 10. One end of the spring 101 is fixedly connected to the inner side of the mounting cylinder 10, and the other end of the spring 101 is fixedly connected to one end of the piston column 102. The other end of the piston column 102 is fixedly connected to the side wall of the movable block 9. The clamping groove 71 and the clamping column 91 are each provided with three groups in the vertical direction, and the clamping groove 7 is aligned with the clamping column 91. The mounting cylinder 10 is provided with two groups in the vertical direction and is arranged between the two clamping columns 91. The bottom of the threaded rod 8 and the top of the movable block 9 are both inclined in the same direction, and the clamping grooves 71 on the left and right sides of the limiting column 7 are staggered. With this structure, the setting of the limiting column 7 and the limiting hole 61 facilitates the installation and disassembly of the spray disc body 1, and can also greatly improve the stability of the spray disc body 1 after installation. By inserting the limiting column 7 into the limiting hole 61 and twisting the threaded rod 8 to lower it, the clamping column 91 enters the clamping groove 71 of the limiting column 7 to form a clamping connection, so that the spray disc body 1 and the mounting plate 6 can be quickly installed together, thereby greatly improving the stability of the spray disc body 1; twisting the threaded rod 8 to raise it, under the elastic force of the spring 101, the clamping column 91 is withdrawn from the clamping groove 71, and the limiting column 7 can be pulled out, which is very convenient.

[0025] like Figure 2As shown, the interception assembly includes a plunger 11 and a push rod 12, a plunger channel 13 is provided on the jet channel 4, the plunger 11 can be inserted into the plunger channel 13 to block the jet channel 4, one end of the push rod 12 is fixedly connected to the plunger 11, and the other end of the push rod 12 extends to the outer wall of the spray plate body 1 and is provided with a handle, the width of the plunger channel 13 is larger than the width of the jet channel 4, a tapered channel 131 is provided on one side of the plunger channel 13, and a tapered sealing plug 111 that matches the tapered channel 131 is fixedly connected to the plunger 11. With this structure, the interception assembly provided in the jet channel 4 can conveniently stop the spraying of one or some nozzles 51 according to needs to adapt to different needs, push the push rod 12 to make the plunger 11 enter the plunger channel 13, so that the jet channel 4 can be blocked, pull the push rod 12 to make the plunger 11 leave the plunger channel 13, and the jet channel 4 can be unblocked, and the provided tapered sealing plug 111 can effectively improve the sealing performance of the plunger 11.

[0026] like Figure 1 As shown, the adjustment assembly includes a second conical tooth 14, the second conical tooth 14 is meshed with the first conical tooth 531, the outer wall of the second conical tooth 14 is provided with a second rotating shaft 15, the outer wall of the second rotating shaft 15 is sleeved with a third conical tooth 16, the second rotating shaft 15 and the third conical tooth 16 are respectively rotatably connected to the spray disc body 1, the outer wall of the third conical tooth 16 is meshed with a fourth conical tooth 17, the outer wall of the fourth conical tooth 17 is provided with a third rotating shaft 18, one end of the third rotating shaft 18 extends to the outer wall of the spray disc body 1 and is provided with a turning handle, the fourth conical tooth 17 and the third rotating shaft 18 are respectively rotatably connected to the spray disc body 1. With this structure, by arranging the jet pipe 52, the nozzle 51, the first rotating shaft 53, the connecting block 54, the first conical tooth 14 and the adjusting component, the nozzle 51 can be used to spray the metal liquid, so that the metal liquid is atomized to produce metal powder, and the angle between the nozzle 51 and the metal liquid can be conveniently and quickly adjusted. By adjusting the angle of the nozzle 515, it can generate airflows of different intensities to the metal liquid, so that different metal liquids can be maximally atomized in the spray plate body 1, the powder output rate can be improved, and the specific angle between the nozzles 51 can be ensured to remain unchanged after long-term use.

[0027] When in use and during installation, the mounting plate 6 is fixed under the work station for molten metal liquid, and the spray disc body 1 needs to be installed under the mounting plate 6 before use. During installation, the limiting column 7 on the top of the spray disc body 1 should be inserted into the limiting hole 61 in the mounting plate 6. After the limiting column 7 is fully inserted into the limiting hole 61, the threaded rod 8 is screwed down to make the clamping column 91 enter the clamping groove 71 of the limiting column 7 to form a clamping connection, so that the spray disc body 1 and the mounting plate 6 can be quickly installed together, thereby greatly improving the stability of the spray disc body 1; during atomization, the molten metal liquid is affected by gravity and vertically downward through the introduction hole 2 and then falls into the spray disc body In the body 1, according to the different metal liquids that fall into it, the angle between the nozzle 51 and the metal liquid is adjusted, and the third rotating shaft 18 is rotated. The third rotating shaft 18 will drive the fourth conical teeth 17 to rotate, and the fourth conical teeth 17 will drive the meshing third conical teeth 16. The third conical teeth 16 will drive the second rotating shaft 15 to rotate, and the second rotating shaft 15 will drive the second conical teeth 14 to rotate. The second conical teeth 14 will drive the meshing first conical teeth 531 to rotate, and the first conical teeth 531 will drive the first rotating shaft 53 to rotate, and the first rotating shaft 53 will drive the nozzle 51 to rotate, thereby adjusting the angle between the nozzle 51 and the metal liquid and improving the powder extraction rate of the metal liquid.

[0028] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or 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 shall be included in the protection scope of the present invention.

Claims

1. An atomizing powder spray disc, comprising a spray disc body (1), a through introduction hole (2) is provided at the center of the inner wall of the spray disc body (1), a storage chamber (3) is provided inside the spray disc body (1) and outside the introduction hole (2), characterized in that: The outer wall of the storage chamber (3) is provided with a plurality of jet channels (4), one end of the jet channel (4) is provided with a nozzle assembly (5), the plurality of nozzle assemblies (5) are distributed in a circle with the introduction hole (2) as the center, a flow cutoff assembly is provided in the jet channel (4), the nozzle assembly (5) comprises a nozzle (51) and a jet pipe (52), a filter screen is provided inside the jet pipe (52), one end of the jet pipe (52) is connected to the jet channel (4), and the other end of the jet pipe (52) is connected to the nozzle (51). The outer wall of the spray head (51) is provided with a first rotating shaft (53), the outer wall of the first rotating shaft (53) is provided with a rotatably connected connecting block (54), the connecting block (54) is fixedly connected to the spray disc body (1), the outer wall of the first rotating shaft (53) is sleeved with a first conical tooth (531), the inner wall of the spray disc body (1) is provided with an adjusting component meshing with the first conical tooth (531), and the top of the spray disc body (1) is provided with a mounting plate (6), and the mounting plate (6) and the spray disc body (1) are detachably connected via a connecting component.

2. The atomizing powder spraying disc according to claim 1, characterized in that: The connection assembly comprises a limiting column (7), a plurality of limiting columns (7) are arranged on the top of the spray plate body (1), a limiting hole (61) matching the plurality of limiting columns (7) is arranged on the top of the mounting plate (6), a plurality of slots (71) are opened on the left and right side walls of the limiting column (7), and mounting grooves (62) are arranged inside the mounting plate (6) and on both sides of the limiting holes (61), the mounting grooves (62) comprise a first mounting groove (621) and a second mounting groove (622), the bottom end of the first mounting groove (621) is connected to one end of the top of the second mounting groove (622) The top of the first mounting groove (621) passes through the mounting plate (6); a side of the second mounting groove (622) close to the limiting hole (61) is connected to the limiting hole (61) through a limiting groove (623); a threaded rod (8) is connected to the inner thread of the first mounting groove (621); a movable block (9) is arranged in the second mounting groove (622); the bottom of the threaded rod (8) abuts against the top of the movable block (9); a clamping column (91) is fixedly connected to the inner side wall of the movable block (9); and the clamping column (91) can pass through the limiting groove (623) and be inserted into the clamping groove (71).

3. The atomizing powder spraying disc according to claim 2, characterized in that: A mounting cylinder (10) is fixedly mounted on a side of the inner cavity of the second mounting groove (622) close to the limiting hole (61), and a spring (101) and a piston column (102) are arranged in the inner cavity of the mounting cylinder (10), one end of the spring (101) is fixedly connected to the inner side of the mounting cylinder (10), the other end of the spring (101) is fixedly connected to one end of the piston column (102), and the other end of the piston column (102) is fixedly connected to the side wall of the movable block (9).

4. The atomizing powder spraying disc according to claim 3, characterized in that: The clamping slots (71) and the clamping columns (91) are each provided with three groups in the vertical direction, and the clamping slots (71) are aligned with the clamping columns (91); the mounting tubes (10) are provided with two groups in the vertical direction and are arranged between two clamping columns (91).

5. The atomizing powder spraying disc according to claim 4, characterized in that: The bottom of the threaded rod (8) and the top of the movable block (9) are both arranged in an inclined shape in the same direction.

6. The atomizing powder spraying disc according to claim 5, characterized in that: The clamping grooves (71) on the left and right sides of the limiting column (7) are arranged alternately.

7. The atomizing powder spraying disc according to claim 1, characterized in that: The shutoff assembly comprises a plunger (11) and a push rod (12); a plunger channel (13) is provided on the jet channel (4); the plunger (11) can be inserted into the plunger channel (13) to block the jet channel (4); one end of the push rod (12) is fixedly connected to the plunger (11); the other end of the push rod (12) extends to the outer wall of the spray disc body (1) and is provided with a handle.

8. The atomizing powder spraying disc according to claim 7, characterized in that: The width of the plunger channel (13) is greater than the width of the jet channel (4); a conical channel (131) is provided on one side of the plunger channel (13); and a conical sealing plug (111) matching the conical channel (131) is fixedly connected to the plunger (11).

9. The atomizing powder spraying disc according to claim 1, characterized in that: The adjustment assembly comprises a second conical tooth (14), the second conical tooth (14) meshing with the first conical tooth (531), a second rotating shaft (15) being provided on the outer wall of the second conical tooth (14), a third conical tooth (16) being sleeved on the outer wall of the second rotating shaft (15), and the second rotating shaft (15) and the third conical tooth (16) being respectively rotatably connected to the spray disc body (1).

10. The atomizing powder spraying disc according to claim 9, characterized in that: The outer wall of the third conical tooth (16) is meshed with a fourth conical tooth (17), and the outer wall of the fourth conical tooth (17) is provided with a third rotating shaft (18). One end of the third rotating shaft (18) extends to the outer wall of the spray disc body (1) and is provided with a turning handle. The fourth conical tooth (17) and the third rotating shaft (18) are respectively rotatably connected to the spray disc body (1).

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