CN113814380A

CN113814380A - Casting equipment with centrifugal impurity removal function

Info

Publication number: CN113814380A
Application number: CN202111178743.4A
Authority: CN
Inventors: 顾培根
Original assignee: Jiaxing Hexing Zirun Bearing Development Co ltd
Current assignee: Jiaxing Hexing Zirun Bearing Development Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2021-12-21

Abstract

The invention discloses a casting device with centrifugal impurity removal function, and relates to the technical field of workpiece casting devices. Technical scheme is a casting equipment of area centrifugation edulcoration, including the casting mould, be provided with the one-tenth die cavity that link up from top to bottom in the casting mould, it is narrow down wide on the one-tenth die cavity, the one-tenth die cavity still is provided with the lifter plate, the lifter plate seals the under shed of one-tenth die cavity, the casting mould below still fixedly connected with rather than laminating connect the flitch, the upper surface that connects the flitch is provided with and is not less than become the shrinkage pool of die cavity under port, the shrinkage pool is aimed at the lower port of one-tenth die cavity, the upper surface that connects the flitch still is provided with row miscellaneous groove, arrange miscellaneous groove one end with the shrinkage pool intercommunication, the other end link up extremely connect the edge of flitch. This application is rational in infrastructure, is convenient for clear up the impurity in the casting mould, avoids impurity to remain and influences the quality of next casting.

Description

Casting equipment with centrifugal impurity removal function

Technical Field

The invention relates to the technical field of workpiece casting equipment, in particular to casting equipment with a centrifugal impurity removal function.

Background

Casting is a technique of melting a metal and pouring it into a mold to form a predetermined article. In the production of workpieces, casting is often used, and after the workpiece is cast, the subsequent finishing is performed.

Casting generally comprises the steps of manufacturing a casting mold, melting metal, casting, cleaning and the like, wherein after a workpiece is cast and formed, scraps generated by cooling and residual particle impurities appear on the surface of the workpiece, and the scraps and the impurities remain in the casting mold and influence the next casting, so that the next casting needs to be carried out after the casting mold is cleaned, but the cleaning in some casting molds is difficult, particularly some closed casting molds.

Disclosure of Invention

In order to improve the difficult condition of clearing up of impurity in the casting mould, this application provides a casting equipment of taking centrifugation edulcoration.

The application provides a take casting equipment of centrifugation edulcoration adopts following scheme:

the utility model provides a take casting equipment of centrifugation edulcoration, includes the casting mould, be provided with the one-tenth die cavity that link up from top to bottom in the casting mould, it is narrow down to become wide on the die cavity, the one-tenth die cavity still is provided with the lifter plate, the lifter plate seals become the under shed of die cavity, still fixedly connected with connects the flitch rather than laminating in casting mould below, the upper surface that connects the flitch is provided with and is not less than become the shrinkage pool of die cavity under the port, the shrinkage pool is aimed at become the under port of die cavity, the upper surface that connects the flitch still is provided with row's miscellaneous groove, arrange the one end in miscellaneous groove with the shrinkage pool intercommunication, the other end link up extremely connect the edge of flitch.

Through adopting the above-mentioned scheme, when casting, the lifter plate seals the lower port in shaping chamber, wait after the molten metal cooling is stereotyped, the lifter plate rises, can be ejecting from the shaping intracavity with the work piece, and simultaneously, because the shaping chamber is wide down narrow, rise the in-process at the lifter plate and produce the space between the inner wall in shaping chamber, remaining impurity in the shaping intracavity can fall from the space, thereby fall to in the concave hole, impurity in the concave hole can be discharged through arranging miscellaneous groove, wind pressure effect when the lifter plate descends also helps lighter impurity to discharge through arranging miscellaneous groove, thereby play the effect of conveniently discharging impurity in the mould.

Optionally, a supporting protrusion is fixedly connected to a side wall of the concave hole, and the lower surface of the lifting plate is supported on the supporting protrusion.

By adopting the scheme, the supporting bulge is arranged to support the lifting plate, so that the position of the lifting plate after descending is conveniently positioned.

Optionally, the lower surface of the lifting plate is coaxially and fixedly connected with a lifting rod, one end of the lifting rod, which deviates from the lifting plate, is connected with a controller, and the lifting rod is controlled by the controller to lift.

By adopting the scheme, the controller controls the lifting rod to lift, and the lifting rod drives the lifting plate to lift so as to control the lifting plate to lift.

Optionally, the lifting device further comprises a support, a driven wheel is connected to the support in a rotating mode, the driven wheel is sleeved on the lifting rod, the driven wheel is fixed to the circumferential direction of the lifting rod, the lifting rod deviates from one end of the lifting plate and is sleeved on the lifting end of the controller, a driver is further fixed to the support, the driven wheel is driven to rotate by the driver, a rotating seat is further fixed to the support, a supporting seat is connected to the rotating seat in a rotating mode, the supporting seat is fixedly connected with the material receiving plate, and the supporting seat is sleeved on the lifting rod and is fixed to the circumferential direction of the lifting rod.

Through adopting above-mentioned scheme, when the lift end of controller rose, with the lifter jack-up, when the lift end of controller descends, because the action of gravity of lifter plate and lifter, lifter plate and lifter fall down naturally, because fixed from driving wheel and lifter circumference, supporting seat and lifter circumference are fixed, so when the driver drive rotated from the driving wheel, the lifter rotated thereupon, and it is rotatory to drive the supporting seat, the supporting seat again with connect flitch fixed connection, so drive and connect flitch and casting mould rotation, because the effect of centrifugal force, impurity in the shaping intracavity falls in the concave hole easily, the rethread arranges the miscellaneous groove and discharges, thereby play the effect of convenient clearance impurity.

Optionally, a high-pressure gas injection device is further arranged on one side of the casting mold, and a jet orifice of the high-pressure gas injection device is aligned with an upper end opening of the forming cavity.

Through adopting above-mentioned scheme, after the lifter plate will cool off the work piece of solidifying ejecting, can also adopt high-pressure gas injection equipment to spray high-pressure gas in the shaping intracavity, high-pressure gas can blow off the impurity in the shaping intracavity, blows off impurity in the concave hole through arranging miscellaneous groove simultaneously, plays the effect of conveniently clearing up impurity.

Optionally, the periphery of the casting mold is further provided with an enclosing baffle, and one end opening of the impurity discharging groove, which is away from the concave hole, is aligned to the enclosing baffle.

Through adopting above-mentioned scheme, when connecing flitch and casting mould to rotate, impurity is thrown away from row miscellaneous groove, and the impurity of throwing away can strike the fence on, avoids impurity direct departure and hits the staff.

Optionally, the enclosure plate is hinged with a flip cover, the flip cover is provided with a through hole, a funnel is fixedly connected in the through hole, and the funnel is inserted into the forming cavity when the flip cover is closed.

By adopting the above scheme, when casting, the molten metal is directly poured into the funnel and flows into the forming cavity of the casting mold through the funnel, so that casting is facilitated.

Optionally, a control cylinder is hinged to the enclosure plate, one end of the control cylinder is hinged to the enclosure plate, and the other end of the control cylinder is hinged to the flip cover.

By adopting the scheme, the automatic switch of the turnover cover can be conveniently controlled by the control cylinder.

Optionally, the last port department in shaping chamber is provided with the ladder groove, the ladder in ladder groove is gone up to support there is the annular casting die on the ladder surface, the funnel in cup joint when flip closes in the annular casting die, still articulated on the casting mould have the withholding piece, the withholding piece deviates from the one end of annular casting die is to one side down and fixedly connected with balancing weight, the withholding piece in the casting mould is withheld when rotatory the annular casting die.

By adopting the scheme, the annular pressing piece can press the workpiece, the workpiece is prevented from being separated from the forming cavity in the rotation process of the casting mold, the pressing piece and the balancing weight rotate along with the rotation of the casting mold, the balancing weight moves outwards under the action of centrifugal force, so that the pressing piece moves to press the annular pressing piece, the annular pressing piece is further fixed, and after the casting mold stops rotating, the pressing piece is separated from the annular pressing piece under the action of gravity of the balancing weight, so that the workpiece can be ejected normally.

In summary, the present application has the following beneficial effects:

1. after the casting of the workpiece is finished, the workpiece can be ejected out of the die, so that the workpiece is convenient to take out;

2. residual impurities in the die are conveniently removed under the action of centrifugal force.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 1;

FIG. 2 is a sectional view of the overall structure of embodiment 1;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic view of the overall structure of embodiment 2.

Reference numerals: 1. casting a mould; 2. a molding cavity; 3. a lifting plate; 4. a material receiving plate; 5. concave holes; 6. a trash discharging groove; 7. a support boss; 8. a lifting rod; 9. a controller; 10. a support; 11. a driven wheel; 12. a driver; 13. a rotating seat; 14. a supporting seat; 15. a high-pressure gas injection device; 16. a surrounding baffle plate; 17. a cover is turned; 18. a through hole; 19. a funnel; 20. a control cylinder; 21. a stepped groove; 22. an annular pressing member; 23. a crimping piece; 24. a balancing weight; 25. and (4) flat plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the invention discloses a casting device with centrifugal impurity removal.

Example 1: referring to fig. 1 and 3, the casting mold 1 includes a cylindrical casting mold 1, a molding cavity 2 is formed in the casting mold 1, the molding cavity 2 is vertically through, molten metal is poured into the molding cavity 2 to be cooled and molded during casting, the molding cavity 2 is similar to a cone with a wide upper part and a narrow lower part, in order to prevent the molten metal from leaking from a lower port of the molding cavity 2, a lifting plate 3 is further disposed at the lower port of the molding cavity 2, the lifting plate 3 is circular, and the lower port of the molding cavity 2 is sealed by the lifting plate 3.

Be provided with the circular shape in the below of casting mould 1 and connect flitch 4, connect flitch 4 to pass through bolt and casting mould 1 fixed connection together, the upper surface that connects flitch 4 and the lower surface laminating of casting mould 1 to, be provided with circular shape shrinkage pool 5 at the upper surface that connects flitch 4, the opening size of port under shrinkage pool 5 is not less than into molding cavity 2, shrinkage pool 5 aims at the lower port that becomes molding cavity 2, make the impurity in the molding cavity 2 can fall down in the shrinkage pool 5. Connect flitch 4 upper surface still to be provided with many and arrange miscellaneous groove 6, many arrange miscellaneous groove 6 along the circumference interval setting that connects flitch 4 to, arrange the one end and the shrinkage pool 5 intercommunication in miscellaneous groove 6, the other end runs through to the edge that connects flitch 4, arranges the bottom surface in miscellaneous groove 6 and the bottom surface of shrinkage pool 5 and flushes, makes the impurity in the shrinkage pool 5 can discharge through arranging miscellaneous groove 6.

Referring to fig. 2 and 3, a support seat 14 is disposed below the receiving plate 4, the lower surface of the receiving plate 4 is attached to and supported by the support seat 14, and the support seat 14, the receiving plate 4 and the casting mold 1 are fixedly connected together by bolts. Be provided with in the below of supporting seat 14 and rotate seat 13, supporting seat 14 rotates to be connected on rotating seat 13, and in this embodiment, the upper surface that rotates seat 13 is provided with the circular slot, and the circular slot is embedded to have a plane bearing, and the lower extreme of supporting seat 14 inlays in the circular slot and supports on plane bearing for supporting seat 14 conveniently rotates.

The support 10 is arranged below the rotating seat 13, the support 10 comprises a flat plate 25, the rotating seat 13 is supported on the flat plate 25, and the rotating seat 13 is fixed on the flat plate 25 through bolts.

The lower surface of the lifting plate 3 is coaxially and fixedly connected with a lifting rod 8, the lifting rod 8 downwards penetrates through the material receiving plate 4 and the supporting seat 14, the interior of the rotating seat 13 is hollow, the lifting rod 8 penetrates through the flat plate 25 of the support 10, a rolling bearing is further fixed in the rotating seat 13 and is sleeved on the lifting rod 8, the lower end of the lifting rod 8 penetrates through the flat plate 25 and is sleeved with a driven wheel 11, the driven wheel 11 and the lifting rod 8 are circumferentially fixed, a bulge is arranged on the inner wall of the driven wheel 11, a groove is correspondingly arranged on the lifting rod 8, the bulge is slidably connected in the groove, so that the lifting rod 8 can normally lift, the rolling bearing is fixedly connected on the flat plate 25, the driven wheel 11 is coaxially and fixedly connected on the inner ring of the rolling bearing, a driver 12 is further fixed on the flat plate 25, the driver 12 is a motor, and a driving wheel is coaxially and fixedly connected on a rotating shaft of the driver 12, the driving wheel and the driven wheel 11 are belt pulleys and are in transmission connection through a belt, so that the driver 12 can control the lifting rod 8 to rotate.

In addition, the lifting rod 8 is circumferentially fixed with the supporting seat 14 and the material receiving plate 4, grooves are formed in the supporting seat 14 and the material receiving plate 4, flat keys are correspondingly arranged on the lifting rod 8, and the flat keys are slidably connected in the grooves, so that the lifting rod 8 is circumferentially fixed with the supporting seat 14 and the material receiving plate 4 and can be lifted normally.

The lowermost extreme position of lifter 8 is provided with controller 9, in this embodiment, controller 9 is the hydraulic pump, by the oil pump pressure supply, controller 9's the vertical upwards setting of telescopic link, lifter 8's lower extreme sets up porosely and cup joints on controller 9's telescopic link, controller 9's telescopic link upwards can be with 8 jack-ups of lifter, controller 9's telescopic link contracts down, because lifter plate 3 and lifter 8's action of gravity, lifter plate 3 and lifter 8 can descend naturally.

In order to prevent that lifter plate 3 from falling into the shrinkage pool 5 that connects on flitch 4, still set up support protrusion 7 on the lateral wall of shrinkage pool 5, support protrusion 7 is provided with a plurality ofly and sets up along the circumference interval of shrinkage pool 5, can support on support protrusion 7 when lifter plate 3 descends to by the definite position, lifter plate 3 just seals the lower port of shaping chamber 2 this moment.

The work piece is at the cooling shaping back in shaping chamber 2, controller 9 jack-up lifter 8 upwards, make lifter 8 and lifter plate 3 rise, the fashioned work piece is ejecting in the in-process that lifter plate 3 rises, after tak away the work piece away, driver 12 redriven lifter 8 is rotatory, lifter 8 drives lifter plate 3 this moment, supporting seat 14, connect flitch 4, casting mould 1 is rotatory together, because it is wide from top to bottom to become the chamber 2, so lifter plate 3 rises after can and become to produce the space between the 2 lateral walls of chamber, impurity on the lifter plate 3 receives the centrifugal force effect and can fall through the space between lifter plate 3 and the 2 lateral walls of shaping chamber, in the shrinkage pool 5 is fallen in the same direction as it, impurity in the shrinkage pool 5 is through the effect of centrifugal force again and discharge through arranging miscellaneous groove 6.

At the moment, impurities can be thrown out, the impurities are kept at a certain temperature, in order to avoid the flying impurities from hurting workers, the surrounding baffle plates 16 are further arranged around the casting mould 1, the surrounding baffle plates 16 are fixed on the support 10, the height of the surrounding baffle plates 16 can be adjusted, and the flying impurities can be blocked by the surrounding baffle plates 16 and fall onto the flat plate 25 below.

The last port in shaping chamber 2 is provided with ladder groove 21, and the ladder face in ladder groove 21 is gone up to support has annular casting die 22, and, it has a plurality of withholding parts 23 still to articulate in the upper end of casting mould 1, and a plurality of withholding parts 23 set up along the circumference interval of casting mould 1, and withholding part 23 middle part is articulated, and withholding part 23 one end is close to annular casting die 22, and annular casting die 22 is kept away from to the other end, and, the one end fixedly connected with balancing weight 24 of annular casting die 22 is kept away from at withholding part 23. Under normal conditions, due to the gravity action of the balancing weight 24, one end of the buckling and pressing piece 23 close to the annular pressing piece 22 is tilted upwards and is positioned outside the position right above the annular pressing piece 22; when the casting mold 1 rotates, the balancing weight 24 is thrown outwards under the action of centrifugal force, so that one end of the buckling and pressing piece 23, which is far away from the annular pressing piece 22, is tilted upwards, one end of the buckling and pressing piece 23, which is close to the annular pressing piece 22, is pressed downwards to buckle the annular pressing piece 22, so that the annular pressing piece 22 cannot be separated from the stepped groove 21, and the structure can be applied to centrifugal casting.

In addition, still articulated on enclosing baffle 16 have flip 17, have seted up through-hole 18 on flip 17, and through-hole 18 internal fixation has funnel 19, and funnel 19 lower extreme inserts into forming cavity 2 when flip 17 closes to be convenient for melt metal and pour into forming cavity 2. In order to facilitate the opening and closing of the flip cover 17, a control cylinder 20 is hinged to the outer wall of the enclosure 16, the control cylinder 20 is a hydraulic cylinder and is supplied with pressure by an oil pump, one end of the control cylinder 20 is hinged to the enclosure 16, and the end of a telescopic rod of the control cylinder 20 is hinged to the flip cover 17.

Example 2: as shown in fig. 4, the present embodiment is different from embodiment 1 in that a high-pressure gas injection device 15 is further provided, when the lid 17 is closed, an injection port of the high-pressure gas injection device 15 is aligned with an upper port of the molding cavity 2, and impurities in the molding cavity 2 are blown out by using high-pressure gas, the high-pressure gas injection device 15 in the present embodiment includes a high-pressure centrifugal fan, the high-pressure centrifugal fan supplies gas, and the gas is ejected through a pipeline, and at the same time, the temperature of the gas can be further reduced, so that the ejected gas is high-pressure cold gas, and the temperature of the casting mold 1 can be reduced while removing the impurities in the molding cavity 2.

The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.

Claims

1. The utility model provides a take casting equipment of centrifugation edulcoration, includes casting mould (1), be provided with in casting mould (1) and become die cavity (2) that link up from top to bottom, it is narrow its characterized in that under the width on become die cavity (2): still be provided with lifter plate (3) in one-tenth die cavity (2), lifter plate (3) are sealed the under shed of one-tenth die cavity (2), casting mould (1) below is fixedly connected with rather than connecing flitch (4) of laminating still, the upper surface that connects flitch (4) is provided with and is not less than shrinkage pool (5) of one-tenth die cavity (2) lower port, shrinkage pool (5) are aimed at the lower port of one-tenth die cavity (2), the upper surface that connects flitch (4) still is provided with arranges miscellaneous groove (6), arrange miscellaneous groove (6) one end with shrinkage pool (5) intercommunication, the other end link up extremely connect the edge of flitch (4).

2. The casting equipment with the centrifugal impurity removal function according to claim 1, characterized in that: fixedly connected with support arch (7) on the lateral wall of shrinkage pool (5), the lower surface of lifter plate (3) supports on support arch (7).

3. The casting equipment with the centrifugal impurity removal function according to claim 1, characterized in that: the coaxial fixedly connected with lifter (8) of lower surface of lifter plate (3), lifter (8) deviate from the one end of lifter plate (3) is connected with controller (9), lifter (8) by controller (9) control is gone up and down.

4. The casting equipment with the centrifugal impurity removal function according to claim 3, characterized in that: still include support (10), it is connected with from driving wheel (11) to rotate on support (10), cup joint from driving wheel (11) on lifter (8), just from driving wheel (11) with lifter (8) circumference is fixed, lifter (8) deviate from the one end of lifter plate (3) is cup jointed the lift of controller (9) is served, still be fixed with driver (12) on support (10), from driving wheel (11) by driver (12) drive is rotatory, still be fixed with on support (10) and rotate seat (13), it is connected with supporting seat (14) to rotate on seat (13), supporting seat (14) with connect flitch (4) fixed connection, supporting seat (14) cup joint on lifter (8) and rather than circumference fixed.

5. The casting equipment with the centrifugal impurity removal function according to claim 3, characterized in that: and a high-pressure gas injection device (15) is further arranged on one side of the casting mold (1), and a jet orifice of the high-pressure gas injection device (15) is aligned with an upper end opening of the molding cavity (2).

6. The casting equipment with the centrifugal impurity removal function according to claim 4, characterized in that: still be provided with around casting mould (1) enclosure board (16), arrange miscellaneous groove (6) and deviate from a port of shrinkage pool (5) aims at enclosure board (16).

7. The casting equipment with the centrifugal impurity removal function according to claim 6, characterized in that: enclose on baffle (16) articulated have flip (17), through-hole (18) have been seted up on flip (17), fixedly connected with funnel (19) in through-hole (18), funnel (19) in when flip (17) are closed insert in become die cavity (2).

8. The casting equipment with the centrifugal impurity removal function according to claim 7, is characterized in that: the enclosure plate (16) is hinged with a control cylinder (20), one end of the control cylinder (20) is hinged on the enclosure plate (16), and the other end of the control cylinder is hinged on the turnover cover (17).

9. The casting equipment with the centrifugal impurity removal function according to claim 8, characterized in that: the last port department of one-tenth die cavity (2) is provided with ladder groove (21), it has annular casting die (22) to support on the ladder face in ladder groove (21), funnel (19) in cup joint when flip (17) are closed in annular casting die (22), it has withholding piece (23) still to articulate on casting mould (1), withholding piece (23) deviates from the one end of annular casting die (22) is to lower and fixedly connected with balancing weight (24) to one side, withholding piece (23) in detain when casting mould (1) is rotatory annular casting die (22).