阅读说明：本技术 一种铸造叶轮铸造用模具 (Casting mould for casting impeller ) 是由 程茂胜 李圣宁 于 2020-07-17 设计创作，主要内容包括：本发明公开了一种铸造叶轮铸造用模具,包括型箱,所述型箱内部固定焊接有左隔温板与右隔温板,所述型箱上端还开设有主浇口,所述型箱内部还开设有铜水浇道,所述型箱内部开设有两个相对称的浇筑空腔,所述型箱中型砂设置有冒口与浇铸口,所述铜水浇道包括主浇道,所述主浇道由型箱上端主浇口垂直向下到叶轮泥芯底部,所述主浇道下端还连通有水平浇道、第一浇道和第二浇道,所述第一浇道为布置在叶轮密封环处的环形浇道,所述第二浇道为叶轮轮毂浇道。本发明可以对铸造现场型砂温度情况以及型砂湿度在可控要求范围内进行加工,有效控制型砂的温度与湿度,提高加工现场的温度与湿度控制智能化。(The invention discloses a casting mold for casting an impeller, which comprises a molding box, wherein a left temperature insulating plate and a right temperature insulating plate are fixedly welded in the molding box, a main pouring gate is further formed in the upper end of the molding box, a copper water pouring channel is further formed in the molding box, two symmetrical pouring cavities are formed in the molding box, molding sand in the molding box is provided with a dead head and a pouring gate, the copper water pouring channel comprises a main pouring channel, the main pouring channel vertically downwards extends to the bottom of a mud core of the impeller from the main pouring gate in the upper end of the molding box, the lower end of the main pouring channel is further communicated with a horizontal pouring channel, a first pouring channel and a second pouring channel, the first pouring channel is an annular pouring channel arranged at a sealing ring of the impeller, and the second pouring channel is an impeller hub pouring channel. The invention can process the temperature condition and the humidity of the molding sand in the casting site within the controllable requirement range, effectively control the temperature and the humidity of the molding sand, and improve the intellectualization of the temperature and the humidity control of the processing site.)

1. The mould for casting the cast impeller is characterized by comprising a molding box (1), wherein a left heat insulation plate (2) and a right heat insulation plate (3) are fixedly welded in the molding box (1), a main pouring gate (4) is further formed in the upper end of the molding box (1), a copper water pouring gate (5) is further formed in the molding box (1), two symmetrical pouring cavities (6) are formed in the molding box, and medium sand in the molding box (1) is provided with a dead head (7) and a pouring gate (8);

the copper water pouring channel (5) comprises a main pouring channel (501), the main pouring channel (501) vertically downwards extends to the bottom of the mud core of the impeller from a main pouring gate (4) at the upper end of the molding box (1), and the lower end of the main pouring channel (501) is also communicated with a horizontal pouring channel (502), a first pouring channel (503) and a second pouring channel (504);

the intelligent temperature control device is characterized in that an intelligent temperature controller (9) is arranged on the left side face of the molding box (1), an intelligent humidity controller (10) is arranged on the right side face of the molding box (1), two symmetrical supports (11) are fixedly installed at the bottom of the molding box (1), a base (12) is fixedly installed at the bottom of each support (11), supporting columns (13) which are uniformly distributed are fixedly installed on the top face of the base (12) on the left side, a lifting protection mechanism (14) is arranged between the tops of the supporting columns (13) which are uniformly distributed, a fan (15) is fixedly installed on the top face of the base (12) on the right side through a fixing block, a C-shaped heat insulation box body (16) is fixedly installed on the outer surface of the molding box (1), and a heating mechanism (17) is arranged between the right side face;

the lifting protection mechanism (14) comprises a shell (1401), the bottom of the shell (1401) is fixedly connected with the top of a supporting column (13), a visual window (1402) is arranged on the front face of the shell (1401), a bidirectional threaded rod (1403) is movably connected to the right side wall of the shell (1401) through a bearing, the left end of the bidirectional threaded rod (1403) penetrates through the left side wall of the shell (1401) and extends to the outside of the shell (1401), a rotary disc (1404) is fixedly installed at the left end of the bidirectional threaded rod (1403), two symmetrical threaded sleeves (1405) are connected to the outer surface of the bidirectional threaded rod (1403) in a threaded manner, a connecting rod (1406) is hinged to the top of each threaded sleeve (1405), a lifting plate (1407) is connected between the tops of the two connecting rods (1406), and the top of the lifting plate (1407) is provided with an intelligent temperature display recorder (1408) and an, the utility model discloses a lifting plate, including casing (1401), lateral wall, fixed mounting have two telescopic link (1410) about casing (1401), two fixed mounting has mounting panel (1411) between the one end that telescopic link (1410) are close to lifter plate (1407), fixed mounting has evenly distributed's spring (1412) between mounting panel (1411) side and casing (1401) inside wall, the side that telescopic link (1410) were kept away from in mounting panel (1411) is equipped with evenly distributed's gyro wheel (1413) through the connecting block, and the spout has all been seted up to the side about lifter plate (1407), the side and the spout inner wall swing joint of mounting panel (1411) are kept away from in gyro wheel (1413), casing (1401) top is provided with top cap (.

2. The casting mold for the cast impeller according to claim 1, characterized in that the heating mechanism (17) comprises a heating box (1701), the left side surface of the heating box (1701) is fixedly connected with the right side surface of the C-shaped heat insulation box body (16), the output end of the fan (15) penetrates through the right side wall of the heating box (1701) and extends into the heating box (1701), two symmetrical air inlet pipelines (1702) are fixedly communicated between the left side wall of the heating box (1701) and the right side wall of the C-shaped heat insulation box body (16), and electric heating blocks (1703) are fixedly mounted on the inner top wall and the inner bottom wall of the heating box (1701).

3. A mold for casting a cast impeller according to claim 1, wherein the first runner (503) is an annular runner arranged at the impeller sealing ring, and the second runner (504) is a hub runner of the impeller.

4. The casting die for the cast impeller according to claim 1, wherein a grip is fixedly installed on the left side surface of the rotating disc (1404), and an anti-slip coil is wound on the outer surface of the grip.

5. The casting mold for the cast impeller according to claim 1, wherein the left end of the top cover (1414) is hinged with the top surface of the shell (1401), the top surface of the right side of the top cover (1414) is fixedly provided with a handle, and the bottom surface of the top cover is provided with a layer of sealing ring.

6. The casting mold for the cast impeller according to claim 2, wherein the left side wall of the heating box (1701) is fixedly provided with a mounting block (1704), and the right end of the mounting block (1704) is fixedly provided with two symmetrical air deflectors (1705).

7. The casting die for the cast impeller of claim 1, wherein the number of springs (1412) in each set is not less than three, and the number of rollers (1413) in each set is not less than six.

8. The mold for casting the cast impeller as claimed in claim 1, wherein an air outlet pipeline (1601) is fixedly communicated with an inner top wall on the left side of the C-shaped heat insulation box body (16), and a closable valve is arranged at the top of the air outlet pipeline (1601).

Technical Field

The invention belongs to the field of cast impellers, relates to a casting equipment technology of cast impellers, and particularly relates to a casting mold for cast impellers.

Background

The impeller both indicates the rim plate of dress movable vane, is the component part of impulse turbine rotor, can indicate the rim plate again and install the general title of the rotating vane on it, and the impeller can be based on shape and switching closed condition and classify, and open impeller generally has two kinds of structures: the impeller is low in efficiency and needs to be provided with a sealing ring with an adjustable gap for improving the efficiency; the other is a rear half-open type which consists of a front cover plate and blades, the efficiency is basically the same as that of a closed impeller because a sealing ring which is the same as that of the closed impeller can be applied, and the blades have a sealing effect except for conveying liquid. The semi-open impeller is suitable for conveying liquid containing suspended matters such as solid particles and fibers, is low in manufacturing difficulty, low in cost and high in adaptability, is gradually applied to centrifugal pumps for oil refining and chemical engineering, and is used for conveying clear water and liquid similar to the clear water.

Casting impeller need use the casting mould man-hour adding, and the casting mould of traditional casting impeller is when using, and the temperature and the humidity of molding sand are wayward, and the temperature and the humidity control of processing scene are intelligent low.

Disclosure of Invention

The invention aims to provide a casting mould for casting a cast impeller, which realizes artificial intelligence of key control points, can display, correct, track, trace and record in real time according to the field condition and is well documented and searchable;

the technical problems to be solved by the invention are as follows:

(1) how to provide a casting impeller casting mould with high processing site temperature and humidity control intellectualization;

(2) how to ensure that the on-site temperature and humidity can be displayed and corrected in real time and ensure that data can be traced and recorded;

(3) how to provide protection for an intelligent temperature display recorder and a display on a processing site;

(4) how to realize that when the temperature needs to be raised, the C-shaped heat insulation box body is filled with hot air rapidly.

The purpose of the invention can be realized by the following technical scheme:

a casting mould for casting a cast impeller comprises a molding box, wherein a left heat insulation plate and a right heat insulation plate are fixedly welded in the molding box, a main pouring gate is further formed in the upper end of the molding box, a copper water pouring gate is further formed in the molding box, two symmetrical pouring cavities are formed in the molding box, and a casting head and a casting opening are formed in medium-sized sand in the molding box;

the copper water pouring gate comprises a main pouring gate, the main pouring gate vertically downwards extends to the bottom of the mud core of the impeller from a main pouring gate at the upper end of the molding box, and the lower end of the main pouring gate is also communicated with a horizontal pouring gate, a first pouring gate and a second pouring gate;

the intelligent temperature control device is arranged on the left side face of the molding box, the intelligent humidity control device is arranged on the right side face of the molding box, two symmetrical supports are fixedly mounted at the bottom of the molding box, a base is fixedly mounted at the bottom of each support, uniformly distributed support columns are fixedly mounted on the top face of the base on the left side, a lifting protection mechanism is arranged between the tops of the uniformly distributed support columns, a fan is fixedly mounted on the top face of the base on the right side through a fixed block, a C-shaped heat insulation box body is fixedly mounted on the outer surface of the molding box, and a heating mechanism is arranged between the right side face of the C-shaped heat insulation box;

the lifting protection mechanism comprises a shell, the bottom of the shell is fixedly connected with the top of a support column, a visual window is arranged on the front surface of the shell, a bidirectional threaded rod is movably connected with the right side wall of the shell through a bearing, the left end of the bidirectional threaded rod penetrates through the left side wall of the shell and extends to the outside of the shell, a rotary table is fixedly installed at the left end of the bidirectional threaded rod, two symmetrical thread sleeves are in threaded connection with the outer surface of the bidirectional threaded rod, connecting rods are hinged to the tops of the thread sleeves, a lifting plate is connected between the tops of the two connecting rods, an intelligent temperature display recorder and an intelligent humidity display recorder are arranged at the top of the lifting plate, two telescopic rods are fixedly installed on the left side wall and the right side wall of the shell, an installation plate is fixedly installed between the ends of the two telescopic, the side that the telescopic link was kept away from to the mounting panel is equipped with evenly distributed's gyro wheel through the connecting block, and the spout has all been seted up to the side about the lifter plate, the side and the spout inner wall swing joint of mounting panel are kept away from to the gyro wheel, the casing top is provided with the top cap.

Further, heating mechanism includes the heating cabinet, the heating cabinet left surface separates temperature box right flank fixed connection with the C type, the output of fan runs through the right side wall of heating cabinet and extends to the inside of heating cabinet, the heating cabinet left side wall separates with the C type that fixed intercommunication has two symmetrical air inlet ducts between the temperature box right side wall, roof and the equal fixed mounting of interior diapire have the electric heat piece in the heating cabinet.

Further, the first runner is an annular runner disposed at the impeller seal ring, and the second runner is an impeller hub runner.

Furthermore, a handle is fixedly arranged on the left side face of the rotating disc, and an anti-skid coil is wound on the outer surface of the handle.

Further, the top cap left end is articulated mutually with the casing top surface, the top surface fixed mounting on top cap right side has the handle, and the top cap ground bottom surface is provided with the one deck sealing washer.

Furthermore, the left side wall of the heating box is fixedly provided with an installation block, and the right end of the installation block is fixedly provided with two symmetrical air deflectors.

Further, the number of the springs in each group is not less than three, and the number of the rollers in each group is not less than six.

Further, the fixed intercommunication of the left interior roof of C type thermal-insulated box has the air-out pipeline, air-out pipeline top is provided with the closable valve.

The invention has the beneficial effects that: the invention has the following beneficial effects:

1. the intelligent temperature controller and the intelligent humidity controller can be used for processing the casting site molding sand temperature condition and the molding sand humidity within a controllable requirement range, so that the temperature and the humidity of the molding sand are effectively controlled, and the temperature and humidity control intelligence of a processing site is improved;

2. the intelligent temperature display recorder and the intelligent humidity display recorder which are arranged can be used for displaying the temperature and humidity conditions of the on-site sand through graphic change. The system can be tracked and filed in the future, so that the artificial intelligence of the key control point is realized;

3. the intelligent temperature display recorder and the intelligent humidity display recorder are protected through the arranged shell, the intelligent temperature display recorder and the intelligent humidity display recorder are installed on the lifting plate, displayed numerical values can be directly observed through the visual window, meanwhile, when the intelligent temperature display recorder and the intelligent humidity display recorder need to be overhauled, the top cover can be opened, the rotary disc is rotated to jack the lifting plate, and when the intelligent temperature display recorder and the intelligent humidity display recorder extend out through the top of the shell, the intelligent temperature display recorder and the intelligent humidity display recorder can be directly detected and maintained;

4. the inside of the C-shaped heat insulation box body is quickly filled with hot air through the arranged electric heating block and the fan, so that the purpose of heating and insulating the box is achieved.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a front cross-sectional view of a molding box structure of the present invention;

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

FIG. 3 is a front cross-sectional view of the lift protection mechanism of the present invention;

fig. 4 is a front sectional view of the heating mechanism of the present invention.

Detailed Description

As shown in fig. 1-4, a mold for casting a cast impeller comprises a molding box 1, wherein a left heat insulation plate and a right heat insulation plate 3 are fixedly welded inside the molding box 1, a main pouring gate 4 is further formed at the upper end of the molding box 1, a copper water pouring gate 5 is further formed inside the molding box 1, two symmetrical pouring cavities 6 are formed inside the molding box 1, and a riser 7 and a pouring gate 8 are arranged on medium-sized sand in the molding box 1;

the copper water pouring channel 5 comprises a main pouring channel 501, the main pouring channel 501 vertically extends downwards to the bottom of the impeller core from a main pouring gate 4 at the upper end of the molding box 1, and the lower end of the main pouring channel 501 is also communicated with a horizontal pouring channel 502, a first pouring channel 503 and a second pouring channel 504;

the intelligent temperature controller 9 is arranged on the left side face of the molding box 1, the intelligent humidity controller 10 is arranged on the right side face of the molding box 1, two symmetrical supports 11 are fixedly mounted at the bottom of the molding box 1, a base 12 is fixedly mounted at the bottom of each support 11, uniformly distributed support columns 13 are fixedly mounted on the top face of the base 12 on the left side, lifting protection mechanisms 14 are arranged between the tops of the uniformly distributed support columns 13, a fan 15 is fixedly mounted on the top face of the base 12 on the right side through a fixing block, a C-shaped heat insulation box body 16 is fixedly mounted on the outer surface of the molding box 1, and a heating mechanism 17 is arranged between the right side face of the C-shaped heat insulation box body 16 and the output end;

the lifting protection mechanism 14 comprises a shell 1401, the bottom of the shell 1401 is fixedly connected with the top of a support column 13, a visual window 1402 is arranged on the front face of the shell 1401, a bidirectional threaded rod 1403 is movably connected to the right side wall of the shell 1401 through a bearing, the left end of the bidirectional threaded rod 1403 penetrates through the left side wall of the shell 1401 and extends to the outside of the shell 1401, a rotary disc 1404 is fixedly installed at the left end of the bidirectional threaded rod 1403, two symmetrical threaded sleeves 1405 are connected to the outer surface of the bidirectional threaded rod 1403 through threads, a connecting rod 1406 is hinged to the top of each threaded sleeve 1405, a lifting plate 1407 is connected between the tops of the two connecting rods 1406, an intelligent temperature display recorder 1408 and an intelligent humidity display recorder 1409 are arranged at the top of the lifting plate 1407, two telescopic rods 1410 are fixedly installed on the left side wall and the right side wall of the shell 1401, and a mounting, evenly distributed springs 1412 are fixedly mounted between the side face of the mounting plate 1411 and the inner side wall of the shell 1401, evenly distributed rollers 1413 are arranged on the side face, far away from the telescopic rod 1410, of the mounting plate 1411 through connecting blocks, sliding grooves are formed in the left side face and the right side face of the lifting plate 1407, the side edge, far away from the mounting plate 1411, of each roller 1413 is movably connected with the inner wall of each sliding groove, and a top cover 1414 is arranged at the top of the shell 1401.

Furthermore, the heating mechanism 17 includes a heating box 1701, the left side of the heating box 1701 is fixedly connected with the right side of the C-shaped thermal insulation box 16, the output end of the fan 15 penetrates through the right side wall of the heating box 1701 and extends into the heating box 1701, two symmetrical air inlet pipes 1702 are fixedly communicated between the left side wall of the heating box 1701 and the right side wall of the C-shaped thermal insulation box 16, and electric heating blocks 1703 are fixedly mounted on the top wall and the bottom wall in the heating box 1701. The air entering the heating box 1701 is heated by the electric heating block 1703, and the heated air enters the C-shaped heat insulation box 16 through the air inlet pipe 1702 to heat and preserve heat of the box 1.

Further, the first runner 503 is an annular runner disposed at the impeller seal ring, and the second runner 504 is an impeller hub runner.

Furthermore, a handle is fixedly installed on the left side surface of the turntable 1404, and an anti-slip coil is wound on the outer surface of the handle. The handle is held conveniently to rotate the rotating disc 1404, so that the lifting plate 1407 is controlled to lift.

Furthermore, the left end of the top cover 1414 is hinged to the top surface of the shell 1401, a handle is fixedly mounted on the top surface of the right side of the top cover 1414, and a layer of sealing ring is arranged on the bottom surface of the top cover 1414. The handle may be grasped to open the cover 1414 and the seal may ensure that the intelligent temperature display recorder 1408 and the intelligent humidity display recorder 1409 are placed in an enclosed environment within the housing 1401.

Furthermore, a mounting block 1704 is fixedly mounted on the left side wall of the heating box 1701, and two symmetrical air deflectors 1705 are fixedly mounted on the right end of the mounting block 1704. The air guide plates 1705 guide the air entering the heating box 1701 to the upper and lower sides, so that the air is more fully contacted with the upper and lower electric heating blocks 1703, and the air temperature rise is accelerated.

Further, the number of the springs 1412 in each group is not less than three, and the number of the rollers 1413 in each group is not less than six. The stability of the lifting plate 1047 in ascending and descending is ensured.

Furthermore, an air outlet pipeline 1601 is fixedly communicated with the inner top wall on the left side of the C-shaped heat insulation box body 16, and a closable valve is arranged at the top of the air outlet pipeline 1601. After the hot air enters the C-shaped heat insulation box 16, the heat insulation of the molding box 1 is performed, and the hot air in the C-shaped heat insulation box 16 finally leaves the C-shaped heat insulation box 16 through the air outlet pipeline 1601.

A casting mould for casting an impeller is characterized in that an intelligent temperature display recorder and an intelligent humidity display recorder are arranged on a lifting plate in a shell when the casting mould is used, the intelligent temperature display recorder and the intelligent humidity display recorder are in a sealed storage state after a top cover is tightly covered, the possibility of impact, rain and insolation of the intelligent temperature display recorder and the intelligent humidity display recorder is avoided, the intelligent temperature display recorder and the intelligent humidity display recorder are protected, when the intelligent temperature display recorder and the intelligent humidity display recorder need to be overhauled, only the top cover needs to be opened, a handle is held by hands to rotate a turntable, two threaded sleeves are close to each other on a bidirectional threaded rod, the lifting plate is jacked up through two connecting rods, when the lifting plate rises, rollers roll in sliding grooves on two sides of the lifting plate, two groups of mounting plates provide elastic clamping limit for the lifting plate, the lifting plate can be ensured to ascend or descend in the vertical direction, the rolling friction of the roller replaces sliding friction when the roller limits the lifting plate, the friction coefficient of the lifting plate during movement is reduced, the abrasion generated during movement of the lifting plate is reduced, and when the lifting plate extends out of the top of the shell, the intelligent temperature display recorder and the intelligent humidity display recorder on the top surface of the lifting plate can be maintained and detected;

when pouring and processing, pour the molding sand into the molding box through main runner and pour the processing, temperature controller and humidity controller detect control the temperature and humidity of molding box, when needs intensification, start fan and electric heat piece, the fan with the outside air suction of equipment in the heating cabinet, under the heating of the electric heat piece in the heating cabinet, the air intensifies and gets into in the C type separates the temperature box, under the effect of hot-air, heats the heat preservation to the molding box.

The invention has the following beneficial effects:

1. the intelligent temperature controller and the intelligent humidity controller can be used for processing the casting site molding sand temperature condition and the molding sand humidity within a controllable requirement range, so that the temperature and the humidity of the molding sand are effectively controlled, and the temperature and humidity control intelligence of a processing site is improved;

2. the intelligent temperature display recorder and the intelligent humidity display recorder which are arranged can be used for displaying the temperature and humidity conditions of the on-site sand through graphic change. The system can be tracked and filed in the future, so that the artificial intelligence of the key control point is realized;

3. the intelligent temperature display recorder and the intelligent humidity display recorder are protected through the arranged shell, the intelligent temperature display recorder and the intelligent humidity display recorder are installed on the lifting plate, displayed numerical values can be directly observed through the visual window, meanwhile, when the intelligent temperature display recorder and the intelligent humidity display recorder need to be overhauled, the top cover can be opened, the rotary disc is rotated to jack the lifting plate, and when the intelligent temperature display recorder and the intelligent humidity display recorder extend out through the top of the shell, the intelligent temperature display recorder and the intelligent humidity display recorder can be directly detected and maintained;

4. the inside of the C-shaped heat insulation box body is quickly filled with hot air through the arranged electric heating block and the fan, so that the purpose of heating and insulating the box is achieved.

The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.