CN214234948U - Screening machine for screening magnetic materials - Google Patents

Abstract

The application relates to a screening machine for screening magnetic materials, which comprises a screening box, wherein a shaking box is arranged in an inner cavity of the screening box, a screening net is arranged in the inner cavity of the shaking box, one side edge of the screening net is connected with an electric rotating shaft, the electric rotating shaft is rotatably connected to the inner side wall of the shaking box, one end of the electric rotating shaft is connected with a first motor, the first motor is electrically connected with a first switch arranged on the surface of the screening box, a defective product feed port is formed in the inner side wall of the shaking box, the defective product feed port is communicated with a discharge channel, a chute is formed in the side wall of the shaking box, which is provided with the defective product feed port, the bottom surface of the chute is provided with a first through hole, one end of a movable plate, which is far away from the electric rotating shaft, is fixedly connected with a first electric telescopic rod, the first electric telescopic rod is connected with a driving shaft of a second motor, and the second motor is electrically connected with the first switch, a moving plate is arranged in the sliding groove. This application has the iron powder that reduces to satisfy the requirement and can follow substandard product feed inlet discharge effect.

Description

Screening machine for screening magnetic materials

Technical Field

The application relates to the field of magnetic material processing technology, in particular to a screening machine for screening magnetic materials.

Background

With the vigorous development of the manufacturing industry in China, various materials are continuously emerged and widely applied, and the powder metallurgy material is one of the materials. The powder metallurgy material can be used for manufacturing parts such as bearings, gears and the like, and is widely applied to various industrial industries, wherein the iron powder is widely used due to low cost and magnetism. The prior artware made of iron powder needs to be prepared into artware after preparing the iron powder with proper grain size. The artware made of the iron powder with the particle size larger than that of the finished product cannot achieve the expected effect, so the iron powder with different particle sizes needs to be screened.

Among the correlation technique, patent document with publication number CN210614335U discloses a screening machine for magnetic processing, comprising a base plate, the fixedly connected with screening case of center department on bottom plate top surface, the finished product discharge gate has been seted up to the left bottom of screening incasement chamber, the removal notch has vertically been seted up at the top of screening incasement chamber right side center department, the bottom fixedly connected with swash plate on screening incasement chamber right side, the screening incasement portion is provided with rocks the case, the horizontal fixedly connected with inclined screen in top of rocking the incasement chamber, the center department on rocking incasement chamber right side has seted up the substandard product feed inlet.

In view of the above-mentioned related art, the inventors believe that when the shaking box shakes, part of the iron powder particles having a particle size smaller than that of the finished product also fall to the defective product feed port.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the iron powder granule that the particle size is less than finished product particle size can drop to substandard product feed inlet, this application provides a screening machine for screening magnetic material.

The application provides a screening machine for screening magnetic material adopts following technical scheme:

a screening machine for screening magnetic materials comprises a screening box, wherein a shaking box is arranged in an inner cavity of the screening box, a screening net is arranged in the inner cavity of the shaking box and covers the cross section of the shaking box, an electric rotating shaft is connected to one side edge of the screening net and is rotatably connected to the inner side wall of the shaking box, a first motor is connected to the first motor through the shaking box and is fixed on the outer side wall of the shaking box, the first motor is electrically connected with a first switch arranged on the surface of the screening box, a defective product feed port is formed in the inner side wall of the shaking box and abuts against the side wall of the electric rotating shaft, a discharge channel is communicated with the defective product feed port, a chute is formed in the side wall of the shaking box, the chute is communicated with the defective product feed port, and a first through hole is formed in the bottom surface of the chute, the one end fixedly connected with first electric telescopic handle of electronic pivot is kept away from to the movable plate, first electric telescopic handle runs through first through-hole, rock case lateral wall fixedly connected with second motor, the drive shaft of second motor is connected to the one end that first electric telescopic handle kept away from the movable plate, first switch is connected to the second motor electricity, be equipped with the movable plate in the spout, the movable plate has two kinds of states: the device comprises a covering state and an uncovering state, when the moving plate is in the covering state, the moving plate covers the cross section of a defective product feed inlet, the defective product feed inlet is closed, when the moving plate is in the uncovering state, the moving plate retracts into the sliding groove, and the defective product feed inlet is opened.

By adopting the technical scheme, when the screening machine works, the moving plate covers the defective product feed inlet, the iron powder with the particle size smaller than that of the finished product passes through the screening net, and the iron powder with the particle size larger than that of the finished product cannot pass through the screening net. When the screening machine stops working, the first switch is pressed, the electric rotating shaft rotates to drive the screening net to rotate to incline, meanwhile, the first electric telescopic rod contracts to drive the moving plate to move into the first through hole, the defective product feed port is in an open state, and iron powder which does not pass through the screening net moves to the defective product feed port to be discharged.

Optionally, two guide blocks are arranged on the edge, close to the electric rotating shaft, of the upper end face of the screening net, guide surfaces are arranged on the side walls of the guide blocks, and a channel gradually reducing towards the necking of the defective product feed inlet is formed by the two guide surfaces.

Through adopting above-mentioned technical scheme, when electronic pivot will sieve the net and rotate to the slope, the guide block removes the iron powder that the particle size is greater than finished product particle size to the substandard product feed inlet through the spigot surface on the guide block, does benefit to the discharge of the iron powder that the particle size is greater than finished product particle size.

Optionally, shake case lower extreme surface intercommunication and have the collection hopper, it is equipped with the swash plate to gather hopper below, finished product discharge gate has been seted up to screening bottom of the case lateral wall, the minimum edge butt finished product discharge gate lower limb of swash plate, the one end and the screening incasement wall connection of finished product discharge gate are kept away from to the swash plate.

Through adopting above-mentioned technical scheme, the iron powder that the particle size is less than finished product particle size drops on the swash plate through gathering the hopper after falling from the screening net, moves to the finished product discharge gate on the swash plate to collect.

Optionally, a second through hole is formed in the side wall of the screening box, one end, far away from the defective product feed inlet, of the discharge channel is communicated with a defective product discharge pipe, and the defective product discharge pipe penetrates through the second through hole.

By adopting the technical scheme, the defective product discharge pipe is convenient for the iron powder with the particle size larger than that of the finished product to move outside the screening box for collection.

Optionally, the lateral wall fixedly connected with third motor of keeping away from the second through-hole in the screening case, the second switch that screening case surface set up is connected to the third motor electricity, the drive shaft of third motor is connected with second electric telescopic handle, the one end fixedly connected with that screening case was kept away from to second electric telescopic handle promotes the piece, promote the piece and keep away from second electric telescopic handle's one end and rock case fixed connection.

Through adopting above-mentioned technical scheme, can control the flexible of second electric telescopic handle through controlling the second switch, realize the removal that promotes the piece through flexible of second electric telescopic handle to drive and rock the removal of case, make the particle size be less than the iron powder of finished product particle size can be more quick pass through the screening net.

Optionally, a supporting plate is arranged on the upper side wall of the inner cavity of the screening box, a sliding hole is transversely formed in the supporting plate, a supporting rod is connected in the sliding hole in a sliding mode, the supporting rod comprises a horizontal section and a vertical section, the horizontal section penetrates through the sliding hole and is connected with the sliding hole in a sliding mode, and one end, far away from the horizontal section, of the vertical section is fixedly connected with the shaking box.

Through adopting above-mentioned technical scheme, the bracing piece has reduced with being connected of backup pad and has rocked the case and at the screening incasement possibility that drops, has improved the stability of whole device, and the setting up of slide opening makes and rocks the case and when moving about, and the bracing piece can move about the backup pad relatively.

Optionally, the top of screening case is provided with feeding hose, feeding hose's bottom runs through the screening case and extends to the inner chamber of rocking the case, feeding hose's top intercommunication has the feeder hopper.

Through adopting above-mentioned technical scheme, the setting up of feeding hose makes and rocks the case when controlling, and the feeding hose can follow and rock the case and remove, does benefit to and pours the iron powder that does not sieve into and rocks the case.

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

1. the screening net can rotate to the slope and make the iron powder that can not pass through the screening net can in time discharge, can not cause the jam of screening net and influence screening efficiency. The opening and closing of the defective product feed port can be controlled by the moving plate, so that the possibility that iron powder with the particle size smaller than that of a finished product is discharged from the defective product feed port is reduced;

2. the setting of guide block makes the iron powder that the particle size is greater than finished product particle size when the slope of screening net, can not pile up in rocking case lateral wall department, but can in time lead the iron powder and discharge from the substandard product feed inlet.

Drawings

FIG. 1 is a first schematic structural diagram of a screening machine for screening magnetic materials according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram II of a screening machine for screening magnetic materials according to an embodiment of the application;

figure 3 is a cross-sectional view of a screening machine for screening magnetic material according to an embodiment of the present application, with the screening mesh horizontal;

FIG. 4 is a cross-sectional view of the shaker tank at the screen level in an embodiment of the present application;

FIG. 5 is a schematic view of the construction of the electric rotary shaft and the sieving net in the embodiment of the present application;

FIG. 6 is a schematic structural view of a support plate and a support rod in an embodiment of the present application;

FIG. 7 is a cross-sectional view of the shaking box when the sieving net is inclined in the embodiment of the present application.

Description of reference numerals: 1. screening the box; 2. shaking the box; 3. screening the net; 4. an electric rotating shaft; 5. a first motor; 6. a first switch; 7. a defective product feed inlet; 8. a discharge channel; 9. a chute; 10. a first through hole; 11. moving the plate; 12. a first electric telescopic rod; 13. a second motor; 14. a guide block; 141. a guide surface; 15. a gathering hopper; 16. a sloping plate; 17. discharging a finished product; 18. a second through hole; 19. a defective product discharge pipe; 20. a third motor; 21. a second switch; 22. a second electric telescopic rod; 23. a pushing block; 24. a support plate; 25. a slide hole; 26. a support bar; 261. a horizontal segment; 262. a vertical section; 27. a feed hose; 28. a feed hopper.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses a screening machine for screening magnetic material. Referring to fig. 1, the screening machine for screening magnetic materials comprises a screening box 1, wherein the screening box 1 is a cuboid, a feeding hose 27 penetrates through the top of the screening box 1, and the feeding hose 27 and the screening box 1 are coaxially arranged. The top of feeding hose 27 is connected with feeder hopper 28, and feeder hopper 28 runs through for round platform and both ends face, and feeder hopper 28 and screening case 1 coaxial setting, the less terminal surface diameter of feeder hopper 28 equals feeding hose 27's diameter and is connected with feeding hose 27 top. A second through hole 18 is formed in one side wall of the screening box 1, a defective discharge pipe 19 is inserted into the second through hole 18, the cross sections of the second through hole 18 and the defective discharge pipe 19 are square, the cross section of the second through hole 18 is larger than that of the defective discharge pipe 19, and the defective discharge pipe 19 is arranged in a downward inclined mode relative to the outer surface of the screening box 1.

Referring to fig. 2, a finished product discharge port 17 is formed at the bottom of the side wall opposite to the side wall of the sieving box 1 where the second through hole 18 is formed, and a first switch 6 and a second switch 21 are further arranged on the outer side wall where the finished product discharge port 17 is formed.

Referring to fig. 3, screening case 1 is inside cavity, is provided with near the position that screening case 1 top is close to inside screening case 1 and rocks case 2, rocks case 2 and is the cuboid, rocks the length and width of case 2 and all is less than the length and width of screening case 1 inner chamber, and feeding hose 27 keeps away from the one end intercommunication of feeder hopper 28 and rocks case 2. Two supporting plates 24 are arranged on the inner upper side wall of the screening box 1, the two supporting plates 24 are symmetrical with the symmetrical plane of the side wall of the screening box 1, which is provided with the second through hole 18, and the side wall of the screening box 1, which is provided with the finished product discharge hole 17, and the supporting plates 24 are perpendicular to the upper side wall of the screening box 1. The supporting rod 26 penetrates through the supporting plate 24, the supporting rod 26 comprises a horizontal section 261 and a vertical section 262 which are both cuboid, one end of the vertical section 262 far away from the horizontal section 261 is fixedly connected to the top of the outer surface of the shaking box 2, and the vertical section 262 and the horizontal section 261 are used for describing the position relationship between the two sections, but are not kept absolutely vertical or horizontal.

The inside wall that is equipped with finished product discharge gate 17's terminal surface on screening case 1 is connected with two third motors 20, third motor 20 electricity is connected the second switch 21 that sets up at screening case 1 surface, the last drive shaft connection of third motor 20 has second electric telescopic handle 22, the terminal surface that is equipped with finished product discharge gate 17 on second electric telescopic handle 22 perpendicular to screening case 1, third motor 20's one end fixedly connected with promotes piece 23 is kept away from to second electric telescopic handle 22, the cross sectional shape size that promotes piece 23 is greater than second electric telescopic handle 22 cross sectional shape size, promote the one end that second electric telescopic handle 22 was kept away from to piece 23 and rock case 2 lateral wall fixed connection.

Rock case 2 lower floor intercommunication and have the collection hopper 15, gather hopper 15 and enclose by four boards circumference, gather hopper 15 and rock case 2 coaxial setting. The bottom of the inner cavity of the screening box 1 is provided with an inclined plate 16, the inclined plate 16 is positioned below the aggregate bin 15, the inclined plate 16 covers the cross section of the inner cavity of the screening box 1, the lower end of the inclined plate 16 is abutted to the lower edge of the finished product discharge hole 17 to enable the upper end face of the inclined plate 1613 to be communicated with the lower end face of the finished product discharge hole 17, and the end, far away from the finished product discharge hole 17, of the inclined plate 16 is connected with the inner side wall of the end face, provided with the second through hole 18, of the screening box 1, so that the inclined plate 16 is obliquely arranged.

Referring to fig. 4 and 5, shake case 2 inside cavity, shaking case 2 inside middle part department and being equipped with screening net 3, screening net 3 covers and shakes case 2 cross section, and screening net 3 allows the iron powder that the particle diameter is less than the finished product particle diameter to pass through, and the separation particle diameter is greater than the iron powder of finished product particle diameter on screening net 3 upper surface. Screening net 3 goes up electronic pivot 4 of fixedly connected with on one side near second through-hole 18, the axis of electronic pivot 4 is parallel on one side near second through-hole 18 on with screening net 3, 4 both ends of electronic pivot are rotated and are connected and are being rocked the relative both sides wall of case 2, the one end of electronic pivot 4 is run through and is rocked case 2, rock case 2 outer fixed surface and be connected with first motor 5, electronic pivot 4 runs through and rocks the drive shaft that the one end of case 2 is connected first motor 5, first motor 5 electricity is connected the first switch 6 of screening net 3 surfaces. The side wall of the shaking box 2, which is close to the electric rotating shaft 4 and is far away from the side wall of the screening net 3, is provided with a defective product feed port 7, the upper edge of the defective product feed port 7 is higher than the upper end face of the screening net 3, the edge of the upper end face of the screening net 3, which is close to the electric rotating shaft 4, is provided with two guide blocks 14, the side wall of each guide block 14 is provided with a guide surface 141, and the two guide surfaces 141 form a channel which is gradually reduced towards the necking of the defective product feed port 7, so that iron powder with the particle size larger than that of a finished product can be discharged from the defective product feed port 7. The defective product feed port 7 is provided with a moving plate 11 in an abutting manner, and the moving plate 11 covers the cross section of the defective product feed port 7. The sliding groove 9 is formed in the position, opposite to the opening of the defective product feeding hole 7, of the side wall of the shaking box 2, the sliding groove 9 can be used for placing the moving plate 11, the sliding groove 9 is communicated with the defective product feeding hole 7, and the lower side wall of the sliding groove 9 is flush with the lower side wall of the opening of the defective product feeding hole 7. First through-hole 10 has been seted up to the lateral wall of spout 9, and the one end that the movable plate 11 kept away from electric rotating shaft 4 is connected first electric telescopic handle 12, and first electric telescopic handle 12 pegs graft in first through-hole 10, and the one end fixed connection second motor 13's of movable plate 11 drive shaft is kept away from to first electric telescopic handle 12, and second motor 13 fixed connection is at the surface of rocking case 2, and first switch 6 is connected to second motor 13 electricity. A discharge channel 8 is arranged in the side wall of the shaking box 2 from top to bottom, the upper end of the discharge channel 8 is communicated with a defective product feed inlet 7, and one end, far away from the defective product feed inlet 7, of the discharge channel 8 is communicated with a defective product discharge pipe 19.

Referring to fig. 6, a sliding hole 25 is transversely formed through the supporting plate 24 for placing the horizontal section 261 of the supporting rod 26, and the inner diameter of the sliding hole 25 is slightly larger than the outer diameter of the horizontal section 261, so that the horizontal section 261 can move left and right conveniently.

Referring to fig. 7, the sieving net 3 is rotated to incline, the moving plate 11 is slid into the chute 9 by the driving of the second motor 13, and the defective product feed port 7 is opened.

The implementation principle of the screening machine for screening magnetic materials in the embodiment of the application is as follows: the second switch 21 is turned on, the second electric telescopic rod 22 continuously stretches and retracts to drive the shaking box 2 to move left and right, unscreened iron powder is added into the feed hopper 28, the unscreened iron powder enters the shaking box 2 through the feed hose 27 and is fed onto the screening net 3, the iron powder with the particle size smaller than that of the finished product is moved onto the inclined plate 16 from the collecting hopper 15 through the screening net 3, and then is moved to the finished product discharge port 17 from the inclined plate 16 and is discharged from the finished product discharge port 17. After the screening work is finished, the second switch 21 is closed to stop the movement of the second electric telescopic rod 22. When the first switch 6 is turned on, the electric rotating shaft 4 is driven by the first motor 5 to rotate so as to drive the sieving net 3 to rotate to an inclined state, and simultaneously, the first electric telescopic rod 12 contracts to drive the moving plate 11 to move into the sliding groove 9, the defective product feeding hole 7 is in an open state, and iron powder with the particle size larger than that of a finished product flows to the defective product feeding hole 7 through the guide surface 141 on the guide block 14 and is discharged from the defective product discharging pipe 19.

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 (7)

1. The utility model provides a screening machine for sieving magnetic material, includes screening case (1), its characterized in that: the inner cavity of the screening box (1) is provided with a shaking box (2), the inner cavity of the shaking box (2) is provided with a screening net (3), the screening net (3) covers the cross section of the shaking box (2), one side edge of the screening net (3) is connected with an electric rotating shaft (4), the electric rotating shaft (4) is rotatably connected to the inner side wall of the shaking box (2) and one end of the electric rotating shaft (4) penetrates through the shaking box (2) to be connected with a first motor (5), the first motor (5) is fixed on the outer side wall of the shaking box (2), the first motor (5) is electrically connected with a first switch (6) arranged on the surface of the screening box (1), the inner side wall of the shaking box (2) is provided with a defective product feed inlet (7), the defective product feed inlet (7) is abutted against the side wall of the electric rotating shaft (4), the defective product feed inlet (7) is communicated with a discharge channel (8), the side wall of the shaking box (2) provided with the defective product feed port (7) is provided with a chute (9), the chute (9) is communicated with the defective product feed port (7), a first through hole (10) is formed in the side face of the chute (9), a moving plate (11) is arranged in the chute (9), one end, far away from the electric rotating shaft (4), of the moving plate (11) is fixedly connected with a first electric telescopic rod (12), the first electric telescopic rod (12) penetrates through the first through hole (10), the outer side wall of the shaking box (2) is fixedly connected with a second motor (13), one end, far away from the moving plate (11), of the first electric telescopic rod (12) is connected with a drive shaft of a second motor (13), the second motor (13) is electrically connected with a first switch (6), and the moving plate (11) has two states: the device comprises a covering state and an uncovering state, when the moving plate (11) is in the covering state, the moving plate (11) covers the cross section of the defective product feed port (7), the defective product feed port (7) is closed, when the moving plate (11) is in the uncovering state, the moving plate (11) retracts into the sliding groove (9), and the defective product feed port (7) is opened.

2. The screening machine for screening magnetic materials of claim 1, wherein: the edge of the upper end face of the screening net (3) close to the electric rotating shaft (4) is provided with two guide blocks (14), the side walls of the guide blocks (14) are provided with guide surfaces (141), and the two guide surfaces (141) form a channel which is gradually reduced towards the necking of the defective product feeding hole (7).

3. The screening machine for screening magnetic materials of claim 1, wherein: rock the terminal surface intercommunication and have and gather hopper (15) under case (2), gather hopper (15) below and be equipped with swash plate (16), finished product discharge gate (17) have been seted up to screening case (1) bottom lateral wall, the minimum edge butt finished product discharge gate (17) lower limb of swash plate (16), the one end and the screening case (1) inner wall connection of finished product discharge gate (17) are kept away from in swash plate (16).

4. The screening machine for screening magnetic materials of claim 1, wherein: the side wall of the screening box (1) is provided with a second through hole (18), one end, far away from the defective product feed inlet (7), of the discharge channel (8) is communicated with a defective product discharge pipe (19), and the defective product discharge pipe (19) penetrates through the second through hole (18).

5. The screening machine for screening magnetic materials of claim 1, wherein: keep away from lateral wall fixedly connected with third motor (20) of second through-hole (18) in screening case (1), second switch (21) that screening case (1) surface set up are connected to third motor (20) electricity, the drive shaft of third motor (20) is connected with second electric telescopic handle (22), the one end fixedly connected with who keeps away from screening case (1) in second electric telescopic handle (22) promotes piece (23), promote the one end that second electric telescopic handle (22) were kept away from in piece (23) and rock case (2) fixed connection.

6. The screening machine for screening magnetic materials of claim 1, wherein: the screening box is characterized in that a supporting plate (24) is arranged on the upper side wall of an inner cavity of the screening box (1), a sliding hole (25) is transversely formed in the supporting plate (24), a supporting rod (26) is connected in the sliding hole (25) in a sliding mode, the supporting rod (26) comprises a horizontal section (261) and a vertical section (262), the horizontal section (261) penetrates through the sliding hole (25) and is connected with the sliding hole (25) in a sliding mode, and the vertical section (262) is far away from one end of the horizontal section (261) and is fixedly connected with the shaking box (2).

7. The screening machine for screening magnetic materials of claim 1, wherein: the top of screening case (1) is provided with feeding hose (27), the inner chamber of screening case (1) and extending to rocking case (2) is run through and the bottom of feeding hose (27), the top intercommunication of feeding hose (27) has feeder hopper (28).

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