CN214601760U

CN214601760U - Foundry sand sieving mechanism is used in casting

Info

Publication number: CN214601760U
Application number: CN202120594697.5U
Authority: CN
Inventors: 李季冬; 张新景; 王海霞; 王晶; 陈涛; 王卫华; 王乾安; 牛喜法; 董涛; 王西霞
Original assignee: Huixian Tengfei Machinery Manufacturing Co ltd
Current assignee: Huixian Tengfei Machinery Manufacturing Co ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-11-05
Anticipated expiration: 2031-03-24

Abstract

The utility model discloses a foundry sand sieving mechanism is used in casting relates to sand casting technical field, including box and sleeve, telescopic bottom surface fixed connection is in the upper surface of box, and sleeve and box are linked together, telescopic last fixed surface intercommunication has into sand pipe, the front of box and telescopic surface are provided with actuating mechanism that has driving function and the link gear that has link function respectively, telescopic inner wall fixedly connected with guide frame, guide frame's upper surface is provided with the rabbling mechanism that has the function of breaing up the material. The utility model relates to a rational in infrastructure, it can utilize driving motor's operation will drive first conical gear and second conical gear rotatory, and further messenger's pivot rotates and under the transmission effect of drive belt for the dwang rotates, and then stirs the grit that falls on the guide frame and breaks up, and the effectual grit of avoiding appears piling up, thereby is favorable to subsequent grit screening.

Description

Foundry sand sieving mechanism is used in casting

Technical Field

The utility model relates to a sand casting technical field specifically is a foundry molding sand sieving mechanism is used in casting.

Background

The sand casting refers to a casting method for producing castings in sand molds, wherein on a casting production line, casting sand is stripped from a casting blank and then is sent back to a front-section forming procedure after being subjected to crushing, impurity removal and other treatment processes, and since the practical casting sand contains a binder, the used casting sand is agglomerated or has coarse particles, the used casting sand needs to be crushed and selected, the agglomerated sand agglomerates are scattered, and the coarse particles are filtered and selected.

Present casting sand sieving mechanism is most direct once only drops into equipment with grit in, and the grit after the input appears the volume to big or the adhesion together easily, and then appears condensing the phenomenon of blocking to lead to subsequent screening sand process comparatively slowly, and general sieving mechanism is lower at the screening hourly rate, is difficult for handling great grit. Therefore, we provide a foundry sand screening device for casting that solves the above problems.

SUMMERY OF THE UTILITY MODEL

One) technical problem to be solved

The utility model aims at providing a casting molding sand sieving mechanism is used in casting in order to compensate the not enough of prior art.

II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a foundry sand sieving mechanism is used in casting, includes box and sleeve, telescopic bottom surface fixed connection is in the upper surface of box, and sleeve and box are linked together, telescopic upper surface fixed connection has into the sand pipe, the front of box and telescopic surface are provided with actuating mechanism that has driving function and the link gear that has link function respectively, telescopic inner wall fixedly connected with guide frame, the upper surface of guide frame is provided with has the rabbling mechanism that breaks up the material function, the inside of box is provided with the screening mechanism that has the screening material function, the below of screening mechanism is provided with the link mechanism that has the shake material function, the back mounted of box has the chamber door, the opening has all been seted up to the left and right sides face of box, link mechanism's below is provided with the conveyer belt.

Further, actuating mechanism includes protection casing and driving motor, the surface of protection casing and the fixed surface of box are connected, driving motor installs in the inner wall of protection casing, driving motor's output runs through the box and extends to the inside of box, and driving motor's output passes through the bearing and is connected with the box rotation, a conical gear of driving motor's output fixedly connected with.

Further, the link gear includes installing frame, second bevel gear and pivot, the installing frame is close to telescopic a side and is linked together with telescopic surface, the top of pivot runs through the bottom surface of installing frame and rotates through the interior roof of bearing and installing frame to be connected, and the surface of pivot rotates with the bottom surface of installing frame to be connected, the bottom of pivot runs through the protection casing and extends to the inside of protection casing, the surface of pivot rotates with the surface of protection casing to be connected, the bottom of pivot is connected with the last fixed surface of second bevel gear, second bevel gear meshes with first bevel gear mutually, the surface cover of pivot is equipped with the sleeve pipe, sheathed tube upper surface and bottom surface are connected with the bottom surface of installing frame and the last fixed surface of protection casing respectively.

Further, rabbling mechanism includes the bin outlet of dwang and circumference array, the bottom of dwang is passed through the bearing and is connected, every with the upper surface rotation of guide frame the upper surface of guide frame is all seted up to the bin outlet, the upper portion of pivot and dwang surface is passed through drive belt and is connected, the fixed surface of dwang is connected with the puddler of circumference array, and the bottom surface of puddler contacts with the upper surface of guide frame, every the puddler that two sets of equidistance of the equal fixedly connected with in surface of puddler were arranged, the fixed surface of dwang is connected with and is kept off the material pipe, and keeps off the bottom surface of material pipe and the upper surface sliding connection of guide frame.

Further, screening mechanism includes gag lever post, first screening frame and second screening frame, the both ends of gag lever post respectively with the box about inside wall fixed connection, the surface of gag lever post runs through first screening frame and is connected with the inside rotation of first screening frame, two symmetrical T-arrangement grooves have been seted up at the back of first screening frame, the second screening frame is located the bottom surface of first screening frame, the last fixed surface of second screening frame is connected with the T shaped plate of T-arrangement groove looks adaptation, two the T shaped plate pegs graft mutually with two T-arrangement grooves respectively, every the upper surface of T shaped plate all pegs graft mutually through the upper surface of pin with first screening frame, the filtration pore that the equidistance was arranged is all seted up to the surface of first screening frame and second screening frame.

Further, link mechanism includes bull stick and fixed plate, the one end of bull stick is passed through the bearing and is connected with the inner wall rotation of box, many font poles of other end fixedly connected with of bull stick, and the one end that the bull stick was kept away from to many font poles and driving motor's output fixed connection, the surface of fixed plate and the positive fixed connection of first screening frame, the bottom surface of fixed plate articulates there is the link, the surface cover of link is equipped with the loop bar, the surface of many font poles is located to the bottom cover of loop bar.

Thirdly), the beneficial effects are as follows:

compared with the prior art, this foundry sand sieving mechanism is used in casting possesses following beneficial effect:

one, the utility model discloses a setting of actuating mechanism, link gear, guide frame and rabbling mechanism can utilize driving motor's operation will drive first conical gear and second conical gear rotation, and further messenger's pivot rotates and under the transmission effect of drive belt for the dwang rotates, and then stirs the grit that falls on the guide frame and breaks up, and the effectual grit of avoiding appears piling up, thereby is favorable to subsequent grit screening.

Two, the utility model discloses a setting of actuating mechanism, link mechanism and screening mechanism can drive a few font poles and bull stick rotation under driving motor's operation, and further rotation that makes a few font poles drives the loop bar and reciprocates, can realize the reciprocal slope effect of first screening frame, has improved the screening speed to the grit, and the pin is extracted to the back that finishes in the screening, takes out the second screening frame, can handle the great grit in the second screening frame to the device's whole practicality has been improved.

Drawings

FIG. 1 is a schematic front view of the present invention;

fig. 2 is a schematic rear view of the present invention;

FIG. 3 is a schematic side sectional view of the present invention;

fig. 4 is a rear cross-sectional view of the present invention;

FIG. 5 is an enlarged schematic view of the structure at A in FIG. 3 according to the present invention;

fig. 6 is an enlarged schematic view of the structure at B in fig. 3 according to the present invention.

In the figure: 1. a box body; 2. a sleeve; 3. a sand inlet pipe; 4. a drive mechanism; 41. a protective cover; 42. a drive motor; 43. a first bevel gear; 5. a linkage mechanism; 51. installing a frame; 52. a second bevel gear; 53. a rotating shaft; 6. a screening mechanism; 61. a limiting rod; 62. a first screening frame; 63. a second screening frame; 64. a T-shaped plate; 65. a T-shaped slot; 7. a stirring mechanism; 71. rotating the rod; 72. a stirring rod; 73. a discharge outlet; 74. a material blocking pipe; 8. a link mechanism; 81. a rotating rod; 82. a loop bar; 83. a n-shaped rod; 84. a fixing plate; 85. a connecting frame; 9. an opening; 10. a material guiding frame; 11. a sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-6, the utility model provides a technical solution: a casting molding sand screening device for casting comprises a box body 1 and sleeves 2, the bottom surfaces of the sleeves 2 are fixedly connected to the upper surface of the box body 1, the sleeves 2 are communicated with the box body 1, the upper surface of the sleeves 2 is fixedly communicated with a sand inlet pipe 3, a driving mechanism 4 with a driving function and a linkage mechanism 5 with a linkage function are respectively arranged on the front surface of the box body 1 and the outer surface of the sleeve 2, a material guide frame 10 is fixedly connected to the inner wall of the sleeve 2, the inner wall of the material guide frame 10 is arc-shaped, a stirring mechanism 7 with a material scattering function is arranged on the upper surface of the material guide frame 10, a screening mechanism 6 with a material screening function is arranged inside the box body 1, a link mechanism 8 with a material shaking function is arranged below the screening mechanism 6, a box door is mounted on the back surface of the box body 1, openings 9 are formed in the left side surface and the right side surface of the box body 1, a conveying belt is arranged below the link mechanism 8, the conveyer belt runs through opening 9, can carry the grit after the screening.

Further, the driving mechanism 4 comprises a protective cover 41 and a driving motor 42, the outer surface of the protective cover 41 is fixedly connected with the outer surface of the box body 1, the driving motor 42 is installed on the inner wall of the protective cover 41, the output end of the driving motor 42 penetrates through the box body 1 and extends to the inside of the box body 1, the output end of the driving motor 42 is rotatably connected with the box body 1 through a bearing, and the output end of the driving motor 42 is fixedly connected with a first bevel gear 43. The driving operation of the whole device can be effectively provided by the arrangement of the driving mechanism 4.

Further, the linkage mechanism 5 includes a mounting frame 51, a second bevel gear 52 and a rotating shaft 53, one side of the mounting frame 51 close to the sleeve 2 is communicated with the outer surface of the sleeve 2, the top end of the rotating shaft 53 penetrates through the bottom surface of the mounting frame 51 and is rotatably connected with the inner top wall of the mounting frame 51 through a bearing, the outer surface of the rotating shaft 53 is rotatably connected with the bottom surface of the mounting frame 51, the bottom end of the rotating shaft 53 penetrates through the protective cover 41 and extends into the protective cover 41, the outer surface of the rotating shaft 53 is rotatably connected with the outer surface of the protective cover 41, the bottom end of the rotating shaft 53 is fixedly connected with the upper surface of the second bevel gear 52, the second bevel gear 52 is meshed with the first bevel gear 43, the outer surface of the rotating shaft 53 is sleeved with the sleeve 11, and the upper surface and the bottom surface of the sleeve 11 are respectively fixedly connected with the bottom surface of the mounting frame 51 and the upper surface of the protective cover 41. Through the setting of link gear 5, can utilize driving motor 42 to drive the rotation of first conical gear 43 and rotate second conical gear 52, and then make pivot 53 rotate to the realization is to the operation of rabbling mechanism 7, and sleeve pipe 11 can play the protective effect to pivot 53, avoids pivot 53 to contact staff's clothing at rotatory in-process.

Further, rabbling mechanism 7 includes the bin outlet 73 of dwang 71 and circumference array, the upper surface rotation that bearing and guide frame 10 were passed through to the bottom of dwang 71 is connected, the upper surface of guide frame 10 is all seted up to every bin outlet 73, the upper portion of pivot 53 and dwang 71 surface is passed through drive belt and is connected, the fixed surface of dwang 71 is connected with the puddler 72 of circumference array, and the bottom surface of puddler 72 contacts with the upper surface of guide frame 10, the equal fixedly connected with two sets of stirring rods that the equidistance was arranged of surface of every puddler 72, the fixed surface of dwang 71 is connected with keeps off material pipe 74, and the bottom surface that keeps off material pipe 74 and the upper surface sliding connection of guide frame 10. Through the setting of rabbling mechanism 7, can utilize the transmission of pivot 53 and dwang 71 to connect and make dwang 71 rotate, further make puddler 72 rotate, break up the back and through orderly the dropping to the box 1 of bin outlet 73 to sand in, and keep off material pipe 74 and can avoid sand to pile up in dead angle department, because the inner wall of guide frame 10 is the arc form, and then avoid sand to pile up and can't drop in the edge.

Further, the screening mechanism 6 includes a stopper 61, first screening frame 62 and second screening frame 63, the bore value of first screening frame 62 is greater than the bore value of guide frame 10 bottom surface, can be effectual with grit more accurate fall to first screening frame 62 in, the both ends of gag lever post 61 respectively with the left and right sides inside wall fixed connection of box 1, the surface of gag lever post 61 runs through first screening frame 62 and is connected with the inside rotation of first screening frame 62, two symmetrical T-arrangement grooves 65 have been seted up at the back of first screening frame 62, second screening frame 63 is located the bottom surface of first screening frame 62, the last fixed surface of second screening frame 63 is connected with the T shaped plate 64 with T-arrangement groove 65 looks adaptation, two T shaped plates 64 are pegged graft with two T-arrangement grooves 65 respectively, the upper surface of every T shaped plate 64 all pegs graft mutually with the upper surface of first screening frame 62 through the pin, the filtration pore that the equidistance was arranged is all seted up to the surface of first screening frame 62 and second screening frame 63. Through the setting of screening mechanism 6, can take out the grit of failing to screen in the second screen frame 63, it is more convenient to operate.

Further, link mechanism 8 includes bull stick 81 and fixed plate 84, the one end of bull stick 81 is passed through the bearing and is connected with the inner wall rotation of box 1, bull stick 81's the other end fixedly connected with shape pole 83, and the output fixed connection of bull stick 81's one end and driving motor 42 is kept away from to shape pole 83, the surface of fixed plate 84 and the positive fixed connection of first screening frame 62, the bottom surface of fixed plate 84 articulates there is link 85, the surface cover of link 85 is equipped with loop bar 82, the surface of several shape poles 83 is located to the bottom cover of loop bar 82. Through the setting of link mechanism 8, can utilize driving motor 42's operation to drive a few font poles 83 and bull stick 81 rotation, further make a few font poles 83's rotation drive loop bar 82 reciprocate, can realize the reciprocal slope effect of first screening frame 62, improved the screening rate to the grit.

The working principle is as follows: firstly, the driving motor 42 is connected with a power supply, then gravel is put into the sleeve 2 through the sand inlet pipe 3, the operation of the driving motor 42 is controlled, the first bevel gear 43 and the second bevel gear 52 can be driven to rotate under the operation of the driving motor 42, and the rotating shaft 53 is driven to rotate at the same time, the rotating shaft 53 can be protected under the arrangement of the sleeve 11, the rotating shaft 53 is prevented from contacting with clothes of workers in the rotating process, at the moment, the rotating shaft 71 can be rotated by utilizing the transmission connection of the rotating shaft 53 and the rotating shaft 71, the stirring rod 72 is further rotated, sand is scattered and orderly falls into the box body 1 through the discharge port 73 and falls into the first screening frame 62, the material blocking pipe 74 can prevent the sand from being accumulated at dead corners, and the inner wall of the material guiding frame 10 is arc-shaped, so as to prevent the sand from failing to fall off at the edges, meanwhile, the operation of driving motor 42 will drive a few font poles 83 and bull stick 81 rotation, further rotatory drive loop bar 82 that makes a few font poles 83 reciprocates, the reciprocal slope effect of first screening frame 62 can be realized, the effectual screening rate to the grit that has improved, the grit after will screening is finally carried through the conveyer belt, accomplish the screening back to the grit, close the power, and open the chamber door, extract the pin, take out second screening frame 63, can handle the great grit in the second screening frame 63, thereby the device's whole practicality has been improved.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "fixedly," "mounted," "connected," and "connected" are to be construed broadly, e.g., "mounted" may be fixedly connected, or detachably connected, or integrally connected; "connected" may be mechanically or electrically connected; "connected" may be directly connected or indirectly connected through an intermediate member, or may be internal or external to two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a foundry sand sieving mechanism is used in casting, includes box (1) and sleeve (2), its characterized in that: the bottom surface of the sleeve (2) is fixedly connected to the upper surface of the box body (1), the sleeve (2) is communicated with the box body (1), the upper surface of the sleeve (2) is fixedly communicated with a sand inlet pipe (3), the front surface of the box body (1) and the outer surface of the sleeve (2) are respectively provided with a driving mechanism (4) with a driving function and a linkage mechanism (5) with a linkage function, the inner wall of the sleeve (2) is fixedly connected with a material guide frame (10), the upper surface of the material guide frame (10) is provided with a stirring mechanism (7) with a material scattering function, the box body (1) is internally provided with a screening mechanism (6) with a material screening function, a connecting rod mechanism (8) with a material shaking function is arranged below the screening mechanism (6), the back surface of the box body (1) is provided with a box door, the left side surface and the right side surface of the box body (1) are both provided with openings (9), and a conveying belt is arranged below the connecting rod mechanism (8).

2. The foundry sand screening apparatus for foundry as claimed in claim 1, wherein: actuating mechanism (4) are including protection casing (41) and driving motor (42), the surface of protection casing (41) is connected with the surface fixed connection of box (1), driving motor (42) are installed in the inner wall of protection casing (41), the output of driving motor (42) runs through box (1) and extends to the inside of box (1), and the output of driving motor (42) passes through the bearing and rotates with box (1) to be connected, the first conical gear (43) of output fixedly connected with of driving motor (42).

3. The foundry sand screening apparatus for foundry as claimed in claim 2, wherein: the linkage mechanism (5) comprises an installation frame (51), a second bevel gear (52) and a rotating shaft (53), one side of the installation frame (51) close to the sleeve (2) is communicated with the outer surface of the sleeve (2), the top end of the rotating shaft (53) penetrates through the bottom surface of the installation frame (51) and is rotatably connected with the inner top wall of the installation frame (51) through a bearing, the outer surface of the rotating shaft (53) is rotatably connected with the bottom surface of the installation frame (51), the bottom end of the rotating shaft (53) penetrates through the protective cover (41) and extends to the inner part of the protective cover (41), the outer surface of the rotating shaft (53) is rotatably connected with the outer surface of the protective cover (41), the bottom end of the rotating shaft (53) is fixedly connected with the upper surface of the second bevel gear (52), the second bevel gear (52) is meshed with the first bevel gear (43), and the outer surface of the rotating shaft (53) is sleeved with a sleeve (11), the upper surface and the bottom surface of the sleeve (11) are fixedly connected with the bottom surface of the mounting frame (51) and the upper surface of the protective cover (41) respectively.

4. The foundry sand screening apparatus for foundry as claimed in claim 3, wherein: rabbling mechanism (7) are including bin outlet (73) of dwang (71) and circumference array, the upper surface rotation that bearing and guide frame (10) were passed through to the bottom of dwang (71) is connected, every the upper surface in guide frame (10) is all seted up in bin outlet (73), the upper portion of pivot (53) and dwang (71) surface is passed through drive belt and is connected, the outer fixed surface of dwang (71) is connected with puddler (72) of circumference array, and the bottom surface of puddler (72) contacts with the upper surface of guide frame (10), every the equal fixedly connected with of surface of puddler (72) stirs that two sets of equidistance were arranged, the outer fixed surface of dwang (71) is connected with fender material pipe (74), and the bottom surface of fender material pipe (74) and the upper surface sliding connection of guide frame (10).

5. The foundry sand screening apparatus for foundry as claimed in claim 1, wherein: the screening mechanism (6) comprises a limiting rod (61), a first screening frame (62) and a second screening frame (63), the two ends of the limiting rod (61) are fixedly connected with the left inner side wall and the right inner side wall of the box body (1) respectively, the outer surface of the limiting rod (61) penetrates through the first screening frame (62) and is rotatably connected with the inside of the first screening frame (62), two symmetrical T-shaped grooves (65) are formed in the back surface of the first screening frame (62), the second screening frame (63) is located on the bottom surface of the first screening frame (62), a T-shaped plate (64) matched with the T-shaped grooves (65) is fixedly connected to the upper surface of the second screening frame (63), the two T-shaped plates (64) are respectively connected with the two T-shaped grooves (65) in an inserting mode, each T-shaped plate (64) is connected with the upper surface of the first screening frame (62) in an inserting mode through a pin, the outer surfaces of the first screening frame (62) and the second screening frame (63) are provided with filtering holes which are arranged equidistantly.

6. The foundry sand screening apparatus for foundry as claimed in claim 5, wherein: link mechanism (8) are including bull stick (81) and fixed plate (84), the inner wall rotation that the one end of bull stick (81) passes through bearing and box (1) is connected, many font poles (83) of other end fixedly connected with of bull stick (81), and the output fixed connection of the one end of bull stick (81) and driving motor (42) is kept away from in many font poles (83), the surface of fixed plate (84) and the positive fixed connection of first screening frame (62), the bottom surface of fixed plate (84) articulates there is link (85), the surface cover of link (85) is equipped with loop bar (82), the surface of several font poles (83) is located to the bottom cover of loop bar (82).