CN210648360U

CN210648360U - Sand adding device for casting

Info

Publication number: CN210648360U
Application number: CN201921520765.2U
Authority: CN
Inventors: 王扣所
Original assignee: Penglai Jinxin Casting Co Ltd
Current assignee: Penglai Jinxin Casting Co Ltd
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-06-02
Anticipated expiration: 2029-09-12

Abstract

The utility model belongs to the technical field of sand adding, in particular to a casting sand adding device, which does not sieve casting sand aiming at a comparison document, so that the casting sand has uneven particle size and affects the casting quality, and the proposal is provided, which comprises a frame body, a sand storage bin is arranged on the frame body, two sand adding pipes are communicated on the sand storage bin, a separation box is arranged at the top of the frame body and is communicated with the sand storage bin, a welding rod is arranged inside the separation box, a grinding head is rotatably arranged on the welding rod, a grinder is arranged inside the separation box, a discharge hole is arranged at the bottom of the grinder, the grinding head is matched with the grinder, a servo motor is arranged at one side of the frame body, and a vertical shaft is rotatably arranged at one side of the separation box, the utility model solves the problems that the casting sand is not sieved in the comparison document, so that the casting sand has uneven particle size, and the larger particles of foundry sand may be crushed.

Description

Sand adding device for casting

Technical Field

The utility model relates to a with sand technical field, especially relate to a casting adds sand device.

Background

Casting is a metal hot processing technology which is mastered earlier by human beings about 6000 years, some white molds used for casting are integrated, the shape of the white molds is complex, the number of pore passages in a cavity is large, rain type sand adding is adopted during molding, sand adding is not in place or sand adding is not carried out in a plurality of cavities, therefore, a sand pre-filling procedure needs to be carried out on the white molds before molding pouring, namely, sand pre-filling is carried out on the cavity space which does not add sand during molding, the method comprises the steps of placing the white molds on a jolt-ramming platform, filling dry sand into the space which does not add sand through a sand inlet of the white molds, plugging the sand inlet after the sand is filled into the sand inlet, and application number is obtained by searching: 201720875177.5's patent document relates to a casting sand adding device, comprising a frame body, the upper end of support body is fixed with the storage sand storehouse, the below of storing up the sand storehouse is equipped with two at least sand buckets, each sand bucket all fixes on the support body, the feed inlet of each sand bucket all stores up the discharge gate in sand storehouse through its feedstock channel intercommunication that corresponds, all be equipped with the feed valve on each feedstock channel, each sand bucket is transparent material, all be equipped with the scale mark on each sand bucket's the outside arm, each sand bucket's bottom all is equipped with the sand adding mouth, all be equipped with the bleeder valve on each sand adding mouth, each sand adding mouth's bottom all is connected with the sanding pipe. The casting sand adding device of the utility model can carry out pre-filling sand operation on a plurality of cavities at the same time, and the pre-filling sand efficiency is higher; and moreover, the sand adding barrel is provided with scale marks, so that the sand adding amount can be accurately controlled, the influence on the casting quality caused by more or less dry sand filling is prevented, the qualification rate of the casting is effectively improved, and the labor intensity of workers is reduced.

However, in the above patent documents, the casting sand is not screened, so that the casting sand has uneven particle size, which affects the casting quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the contrast file and not sieving the casting sand for casting sand particle size is inhomogeneous, influences casting quality shortcoming, and the casting that proposes adds the sand device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

casting adds sand device, comprising a frame body, be provided with on the support body and store up the sand storehouse, it has two sand pipes to store up the intercommunication on the sand storehouse, the top of support body is provided with the separator box, the separator box is linked together with storing up the sand storehouse, the inside welding rod that is provided with of separator box, it installs the grinding head to rotate on the welding rod, the inside mill that is provided with of separator box, the discharge opening has been seted up to the bottom of mill, the grinding head cooperatees with the mill, one side of support body is provided with servo motor, one side of separator box is rotated and is installed the vertical axis, servo motor cooperatees with the vertical axis, the inside slope of separator box is provided with the sieve, the sieve cooperatees with the vertical axis, one side intercommunication of separator box has the pipe chute, one side of.

Preferably, a cross shaft is rotatably mounted on the separation box, a first bevel gear is fixedly mounted at one end of the cross shaft, a second bevel gear is fixedly mounted at the top end of the vertical shaft, the first bevel gear is meshed with the second bevel gear, a helical gear is fixedly mounted at the other end of the cross shaft, an annular helical gear is fixedly mounted on the outer side of the grinding head, the helical gear is meshed with the annular helical gear, and the helical gear and the annular helical gear are arranged, so that the cross shaft drives the grinding head to rotate.

Preferably, equal fixedly connected with fixed block on the both sides inner wall of separator box, sieve and two fixed block sliding connection, the bottom fixedly connected with connecting strip of sieve, slidable mounting has the sliding block on the connecting strip, and fixed mounting has the guide arm on the sliding block, and the guide arm cooperatees with perpendicular axle, and the sliding block slides on the connecting strip and can satisfies the longitudinal distance of sieve inclined motion.

Preferably, a cam is fixedly mounted on the outer side of the vertical shaft, an extrusion plate is fixedly mounted at one end of the guide rod, the cam abuts against the extrusion plate, a spring is fixedly mounted between the extrusion plate and the separation box, and the cam extrudes the extrusion plate to move back and forth under the elastic force of the spring.

Preferably, fixed mounting has first sprocket on servo motor's the output shaft, and the bottom fixed mounting of vertical axis has the second sprocket, and first sprocket all meshes with same chain on the second sprocket for servo motor drives the vertical axis and rotates owing to set up first sprocket, second sprocket and chain.

Compared with the prior art, the utility model has the advantages of:

(1) this scheme is through starting servo motor for the grinding head cooperation mill will cast the sand crushing, can be with the cast sand crushing of great granule.

(2) This scheme sieves through the sieve, and in the casting sand of great granule got into the collecting vessel through the pipe chute, inside the casting sand of less granule got into the sand storage bin, can sieve the casting sand, avoided the casting sand can be inhomogeneous or great influence casting quality.

(3) This scheme is through driving the sieve and making a round trip to slide on two fixed blocks for the sieve vibrations of making a round trip improve screening effect and speed, can avoid the sieve to block up.

The utility model provides an in the contrast file not sieve casting sand for casting sand particle size is inhomogeneous, influences the problem of casting quality, and can pulverize the casting sand of great granule.

Drawings

Fig. 1 is a schematic structural view of a casting sand adding device provided by the present invention;

fig. 2 is a schematic structural view of a part a of the casting sand adding device provided by the present invention;

fig. 3 is a schematic view of the three-dimensional structure of the grinder for the casting sand-adding device of the present invention.

In the figure: the device comprises a frame body 1, a sand storage bin 2, a sand adding pipe 3, a separating box 4, a grinder 5, a grinding head 6, a welding rod 7, a servo motor 8, a vertical shaft 9, a horizontal shaft 10, a sieve plate 11, an inclined pipe 12, a collecting barrel 13, a chain 14, an annular bevel gear 15, a fixed block 16, a connecting strip 17, a sliding block 18, a guide rod 19, an extrusion plate 20, a spring 21, a cam 22 and a bevel gear 23.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Example one

Referring to fig. 1-3, a casting sand adding device, including a frame body 1, a sand storage bin 2 is arranged on the frame body 1, two sand adding pipes 3 are communicated on the sand storage bin 2, a separation box 4 is arranged at the top of the frame body 1, the separation box 4 is communicated with the sand storage bin 2, a welding rod 7 is arranged inside the separation box 4, a grinding head 6 is rotatably arranged on the welding rod 7, a grinder 5 is arranged inside the separation box 4, a discharge hole is formed in the bottom of the grinder 5, the grinding head 6 is matched with the grinder 5, a servo motor 8 is arranged on one side of the frame body 1, a vertical shaft 9 is rotatably arranged on one side of the separation box 4, the servo motor 8 is matched with the vertical shaft 9, a sieve plate 11 is obliquely arranged inside the separation box 4, the sieve plate 11 is matched with the vertical shaft 9, an inclined pipe 12 is communicated with one side of the separation box 4, a collecting barrel 13 is arranged on one side of the frame body 1, the.

In this embodiment, a horizontal shaft 10 is rotatably mounted on the separation box 4, a first bevel gear is fixedly mounted at one end of the horizontal shaft 10, a second bevel gear is fixedly mounted at the top end of the vertical shaft 9, the first bevel gear is engaged with the second bevel gear, a helical gear 23 is fixedly mounted at the other end of the horizontal shaft 10, an annular helical gear 15 is fixedly mounted on the outer side of the grinding head 6, the helical gear 23 is engaged with the annular helical gear 15, and the helical gear 23 and the annular helical gear 15 are arranged, so that the horizontal shaft 10 drives the grinding head 6 to.

In this embodiment, equal fixedly connected with fixed block 16 on the both sides inner wall of separator box 4, sieve 11 and two fixed block 16 sliding connection, the bottom fixedly connected with connecting strip 17 of sieve 11, slidable mounting has sliding block 18 on connecting strip 17, and fixed mounting has guide arm 19 on sliding block 18, and guide arm 19 cooperatees with vertical axis 9, and sliding block 18 slides on connecting strip 17 can satisfy the longitudinal distance of sieve 11 inclined motion.

In this embodiment, a cam 22 is fixedly installed on the outer side of the vertical shaft 9, an extrusion plate 20 is fixedly installed at one end of the guide rod 19, the cam 22 abuts against the extrusion plate 20, a spring 21 is fixedly installed between the extrusion plate 20 and the separation box 4, and the cam 22 extrudes the extrusion plate 20 to move back and forth under the elastic force of the spring 21.

In this embodiment, fixed mounting has first sprocket on servo motor 8's the output shaft, and the bottom fixed mounting of vertical axis 9 has the second sprocket, and first sprocket all meshes with same chain 14 on the second sprocket, owing to set up first sprocket, second sprocket and chain 14 for servo motor 8 drives vertical axis 9 and rotates.

Example two

In this embodiment, a transverse shaft 10 is rotatably mounted on the separation box 4, a first bevel gear is fixedly mounted at one end of the transverse shaft 10 by welding, a second bevel gear is fixedly mounted at the top end of the vertical shaft 9 by welding, the first bevel gear is engaged with the second bevel gear, a helical gear 23 is fixedly mounted at the other end of the transverse shaft 10 by welding, an annular helical gear 15 is fixedly mounted on the outer side of the grinding head 6 by welding, the helical gear 23 is engaged with the annular helical gear 15, and due to the arrangement of the helical gear 23 and the annular helical gear 15, the transverse shaft 10 drives the grinding head 6.

In this embodiment, all through screw fixedly connected with fixed block 16 on the both sides inner wall of separator box 4, sieve 11 and two fixed block 16 sliding connection, screw fixedly connected with connecting strip 17 is passed through to the bottom of sieve 11, and slidable mounting has sliding block 18 on the connecting strip 17, has guide arm 19 through welded fastening on the sliding block 18, and guide arm 19 cooperatees with vertical axis 9, and sliding block 18 slides on connecting strip 17 can satisfy the longitudinal distance of the inclined motion of sieve 11.

In this embodiment, a cam 22 is fixedly installed on the outer side of the vertical shaft 9 by welding, an extrusion plate 20 is fixedly installed at one end of the guide rod 19 by welding, the cam 22 abuts against the extrusion plate 20, a spring 21 is fixedly installed between the extrusion plate 20 and the separation box 4 by welding, and the cam 22 extrudes the extrusion plate 20 to move back and forth under the elastic force of the spring 21.

In this embodiment, there is first sprocket through welded fastening installation on servo motor 8's the output shaft, and welded fastening installation has the second sprocket through the bottom of vertical axis 9, and first sprocket all meshes with same chain 14 on the second sprocket, owing to set up first sprocket, second sprocket and chain 14 for servo motor 8 drives vertical axis 9 and rotates.

In the embodiment, when in use, the servo motor 8 is powered on and is provided with a control switch, casting sand is added into the separation box 4, the servo motor 8 is started, the servo motor 8 drives the vertical shaft 9 to rotate due to the arrangement of the first chain wheel, the second chain wheel and the chain 14, the vertical shaft 9 drives the transverse shaft 10 to rotate due to the arrangement of the first bevel gear and the second bevel gear, the transverse shaft 10 drives the grinding head 6 to rotate due to the arrangement of the bevel gear 23 and the annular bevel gear 15, wherein the welding rod 7 plays a supporting role on the grinding head 6, the grinding head 6 is matched with the grinder 5 to crush the casting sand, the ground casting sand is screened through the screen plate 11, the larger casting sand enters the collecting barrel 13 through the inclined pipe 12, the smaller casting sand enters the sand storage bin 2, meanwhile, the vertical shaft 9 rotates to drive the cam 22 to rotate, under the elastic force of the spring 21, cam 22 extrudees stripper plate 20 round trip movement, and stripper plate 20 drives guide bar 19 round trip movement, and guide bar 19 passes through sliding block 8 and connecting strip 17 and drives sieve 11 and make a round trip to slide on two fixed blocks 16 for 11 vibrations make a round trip of sieve improve screening effect and speed, can avoid 11 blockings of sieve, accomplish the operation after stop servo motor 8 can, point out in the comparison file: and opening the feed valve to enable the casting sand to enter the sand adding barrel from the sand storage bin 2, closing the feed valve when the dry sand amount in the sand adding barrel reaches the required dry sand amount in the cavity by observing the scale marks, taking down the sand adding pipe 3 from the pipe clamp, aligning the sand adding pipe with the cavity, and opening the discharge valve to carry out pre-filling sand operation.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. A casting sand adding device comprises a frame body (1), wherein a sand storage bin (2) is arranged on the frame body (1), two sand adding pipes (3) are communicated on the sand storage bin (2), and the casting sand adding device is characterized in that a separating box (4) is arranged at the top of the frame body (1), the separating box (4) is communicated with the sand storage bin (2), a welding rod (7) is arranged inside the separating box (4), a grinding head (6) is rotatably arranged on the welding rod (7), a grinder (5) is arranged inside the separating box (4), a discharge hole is formed in the bottom of the grinder (5), the grinding head (6) is matched with the grinder (5), a servo motor (8) is arranged on one side of the frame body (1), a vertical shaft (9) is rotatably arranged on one side of the separating box (4), the servo motor (8) is matched with the vertical shaft (9), a sieve plate (11) is obliquely arranged inside the separating, the sieve plate (11) is matched with the vertical shaft (9), one side of the separation box (4) is communicated with an inclined pipe (12), one side of the frame body (1) is provided with a collecting barrel (13), and the inclined pipe (12) is matched with the collecting barrel (13).

2. The casting sand adding device according to claim 1, wherein a transverse shaft (10) is rotatably mounted on the separation box (4), a first bevel gear is fixedly mounted at one end of the transverse shaft (10), a second bevel gear is fixedly mounted at the top end of the vertical shaft (9), the first bevel gear is meshed with the second bevel gear, a helical gear (23) is fixedly mounted at the other end of the transverse shaft (10), an annular helical gear (15) is fixedly mounted on the outer side of the grinding head (6), and the helical gear (23) is meshed with the annular helical gear (15).

3. The casting sand adding device according to claim 1, wherein the inner walls of the two sides of the separating box (4) are fixedly connected with fixing blocks (16), the sieve plate (11) is slidably connected with the two fixing blocks (16), the bottom of the sieve plate (11) is fixedly connected with a connecting strip (17), a sliding block (18) is slidably mounted on the connecting strip (17), a guide rod (19) is fixedly mounted on the sliding block (18), and the guide rod (19) is matched with the vertical shaft (9).

4. The casting sand adding device according to claim 1, wherein a cam (22) is fixedly installed on the outer side of the vertical shaft (9), an extrusion plate (20) is fixedly installed at one end of the guide rod (19), the cam (22) is abutted against the extrusion plate (20), and a spring (21) is fixedly installed between the extrusion plate (20) and the separation box (4).

5. The casting sand adding device according to claim 1, characterized in that a first chain wheel is fixedly arranged on an output shaft of the servo motor (8), a second chain wheel is fixedly arranged at the bottom end of the vertical shaft (9), and the first chain wheel and the second chain wheel are both meshed with the same chain (14).