CN209035421U - A kind of electrode induction centrifugal casting apparatus - Google Patents

Abstract

The utility model discloses a kind of electrodes to incude centrifugal casting apparatus, including pedestal, and pedestal is equipped with rotating basis, and rotating basis is equipped with the first vertical blind hole, and pedestal is equipped with first rotating shaft, and first rotating shaft is assemblied in the first vertical holes, and rotating basis is rotated along first rotating shaft；Pedestal one end is equipped with bracket, and pedestal upper end horizontal connection has swing rod, and swing rod one end is equipped with groove vertically, and vertical guide rod is embedded in groove, and vertical guide rod is moved up and down along groove；Vertical guide rod upper end is equipped with feed pieces, and vertical lower end of the guide rod is equipped with taper induction coil；Feed pieces lower end is equipped with metal bar, and metal bar protrudes into taper induction coil.The utility model can realize no die casting, avoid melting kettle and the pollution of casting mould bring；Solve temperature it is uneven caused by pour less than, cold shut, stomata the defects of；It ensure that the stability of the outermost composition of layer of casting, and permeated without mold, greatly reduce casting cost.

Description

A kind of electrode induction centrifugal casting apparatus

Technical field

The utility model relates to casting technology fields more particularly to a kind of electrode to incude centrifugal casting apparatus.

Background technique

Traditional metallurgical casting technology often relies on mold, by the configured alloy of ingredient in the heatproof containers such as crucible Heating is melted to liquid, then pours within the molds, had both obtained required casting after to be solidified.However, common metal is logical The problems such as being often the more complicated alloy of ingredient, the reallocation of solute can occur among solidification, so as to cause gross segregation, It causes cast properties to glide even to scrap, and aluminium alloy will certainly introduce pollutant by heatproof container, influence final casting Energy.

In conventional cast, if the mold-filling capacity that the degree of superheat of aluminium alloy is insufficient or aluminium alloy is natural is poor, mobility is low, Easily cause to pour so in casting process less than, cold shut, stomata the defects of；And the means for being most commonly used to improve ingot quality are It is forged by the cogging of rear end, however, forging usually requires more complicated and expensive equipment, thus executes forging every time and all can Biggish cost is generated, so that the cost for finally obtaining casting is significantly promoted.

In conventional cast, since mold can react at high temperature with molten metal, thus connecing in mold and molten metal Position is touched, will affect the outermost ingredient stability of casting；If by machining means removal casting outermost layer (pollution layer), Utilization rate of raw materials will be reduced and bring 5 times of cost or so and process increase；And the diffusion of raw material alloy liquid The pollution to mold can be brought, after usual alloy liquid is for mold fouling, needs to handle the inner wall of mold, thus meeting The access times for reducing mold, so that cost be caused to increase.

Utility model content

In order to solve problem above, the purpose of the utility model is to provide a kind of electrodes to incude centrifugal casting apparatus, changes Traditional forging type, can be realized no die casting process, and change the crucible for smelting mode during conventional cast, Avoid melting kettle and the pollution of casting mould bring；It solves conventional cast to pour not as caused by temperature unevenness in the process Arrive, cold shut, stomata the defects of；No die casting can guarantee the stability of the outermost composition of layer of casting, while mold infiltration not occurring, Thus greatly reduce casting cost.

In order to achieve the above object, the utility model is resolved using following technical scheme.

The utility model provides a kind of electrode induction centrifugal casting apparatus, including pedestal, is provided with rotation on the pedestal Pedestal is vertically arranged with first rotating shaft on the pedestal, the first vertical holes, institute is provided at the bottom center of the rotating basis The upper end for stating first rotating shaft is inserted into first vertical holes, and the rotating basis is rotated along the first rotating shaft；The pedestal One end be provided with bracket, the upper end horizontal connection of the bracket has a swing rod, described swing rod one end open up vertically it is fluted, it is described Vertical guide rod is embedded in groove, the vertical guide rod is moved up and down along the groove；The upper end of the vertical guide rod is provided with The lower end of feed pieces, the vertical guide rod is provided with taper induction coil；The feed pieces lower end is provided with metal bar, The metal bar protrudes into the taper induction coil.

Preferably, the vertical lower end of the guide rod is additionally provided with cylinder induction coil, and the cylinder induction coil is set to institute The underface of taper induction coil is stated, and the cylinder induction coil and taper induction coil are connected separately with power supply unit.

Preferably, the center line of the metal bar, the taper induction coil, the cylinder induction coil is positioned at same Vertical plane.

Preferably, one end of the swing rod is vertically arranged with the second shaft, and it is vertical that the upper end of the bracket is provided with second Hole, second shaft rotate in second vertical holes.

Preferably, second shaft is connected with servo motor.

Preferably, it is provided with mold base on the rotating basis, is placed with mold in the mold base.

It is further preferred that the mold is split mold.

It is further preferred that the mold is graphite jig.

Preferably, cross protrusion is provided on the rotating basis, the mold base bottom is provided with cross recess, described Cross protrusion matches with the cross recess.

Preferably, the bottom surface of the rotating basis is embedded with multiple idler wheels, and multiple idler wheels can turn with rotating basis It is dynamic.

Preferably, multiple idler wheels are symmetrical relative to the spindle central.

Preferably, the upper end of the first rotating shaft is lower than the upper surface of the rotating basis.

Preferably, the first rotating shaft is located at the center of the pedestal.

Preferably, it is connected between the pedestal and first rotating shaft by bearing.

Preferably, the first rotating shaft is connected with motor.

Preferably, the feed pieces include push rod and rotating disk, and the push rod passes through connector and the vertical guide rod Connection, the push rod lower end are connect with the upper surface of the rotating disk, and the bottom surface of the rotating disk is connect with the metal bar.

Preferably, the push rod and vertical guide rod are connected with servo motor.

Preferably, described metal bar one end is provided with tapered thread, and the rotation pan bottom is provided with conical screw hole, The tapered thread matches with conical screw hole.

Preferably, one end far from vertical guide rod of the connector is vertically arranged with sleeve, and the push rod is embedded at institute It states in sleeve, and the push rod can move up and down in sleeve.

Compared with prior art, the utility model has the following beneficial effects:

(1) the utility model device uses induction heating for heat source, realizes alloy and casts in fusing, makes casting process In aluminium alloy temperature it is constant, solve during conventional cast as temperature it is uneven caused by pour less than, cold shut, stomata etc. lack Sunken problem.

(2) the utility model changes traditional forging type, can be realized no die casting, solves conventional cast mistake The outermost ingredient wild effect of journey medium casting, while eliminating mold and having cast the working process of rear mold every time, greatly Casting cost is saved greatly, and avoids mold and is polluted to casting bring.

(3) the utility model changes the crucible for smelting mode during conventional cast, and in casting process, metal bar is not It is contacted with other devices, avoids the pollution of the devices bring such as melting kettle.

(4) mold of different shapes can be arranged in the utility model device on rotating basis, can thus prepare not The casting of similar shape, equipment application range are wide.

Detailed description of the invention

The utility model is described in further details in the following with reference to the drawings and specific embodiments.

A kind of a kind of structural schematic diagram of embodiment of electrode induction centrifugal casting apparatus of Fig. 1.

A kind of structural schematic diagram of another embodiment of electrode induction centrifugal casting apparatus of Fig. 2.

The connection schematic diagram of first rotating shaft in a kind of electrode induction centrifugal casting apparatus of Fig. 3.

The structural schematic diagram of swing rod in a kind of electrode induction centrifugal casting apparatus of Fig. 4.

In the above figure, 1, pedestal；101, first rotating shaft；102, bearing；2, rotating basis；201, idler wheel；202, cross is convex It rises；3, bracket；4, swing rod；401, the second shaft；402, groove；5, vertical guide rod；6, feed pieces；601, push rod；602, it revolves Turntable；603, connector；604, sleeve；7, metal bar；8, taper induction coil；9, cylinder induction coil；10, for Denso It sets；11, mold base；12, graphite jig.

Specific embodiment

With reference to Fig. 1-Fig. 3, the embodiments of the present invention propose a kind of electrode induction centrifugal casting apparatus, including pedestal 1, It is provided with rotating basis 2 on pedestal 1, the first vertical holes is provided at the bottom center of rotating basis 2, is vertically arranged on pedestal 1 There is first rotating shaft 101, the upper end of first rotating shaft 101 is inserted into the first vertical holes, and rotating basis 2 is rotated along first rotating shaft 101；Bottom Seat 1 is used to support whole equipment, and rotating basis 2 is rotated along first rotating shaft 101, when manufacturing mold, guarantees the molten metal fallen into Stream with rotating base 1 rotation, on rotating base 1 constantly solidification be stacked into a cylindrical shell, that is, produce ingredient with The identical mold of casting composition reduces the pollution of mold bring；In casting and forming, wander molten metal onto rotating basis 2 When, it can be rotated together with rotating basis 2, metal liquid stream is thrown away by centrifugal force, and solidification is gradually accumulated in mold, realizes centrifugation Casting process, the defects of reducing hole, the shrinkage cavity of conventional cast.

One end of pedestal 1 is provided with bracket 3, and the upper end horizontal connection of bracket 3 has swing rod 4, and 4 one end of swing rod offers vertically Groove 402 is embedded with vertical guide rod 5 in groove 402, and vertical guide rod 5 is moved up and down along groove 402；The upper end of vertical guide rod 5 is set Feed pieces 6 are equipped with, the lower end of vertical guide rod 5 is provided with taper induction coil 8；6 lower end of feed pieces is provided with metal bar 7, metal bar 7 protrudes into taper induction coil 8, and bracket 3 is used to support all parts on vertical direction, the upper end of bracket 3 Horizontal connection has swing rod 4, and vertical guide rod 5 is moved up and down along groove 402, realizes metal bar 7 and 2 vertical distance of rotating basis Adjustment.Feed pieces 6 are used to gradually downward push metal bar 7, keep its position in taper induction coil 8 constant, into And guarantee fusing effect；Taper induction coil 8 melts metal bar 7 for induction heating, realizes metal bar 7 in fusing The casting process of solidification, solve during conventional cast as temperature it is uneven caused by pour less than, cold shut, stomata the defects of Problem, meanwhile, entire casting process metal bar 7 is not contacted with other devices, and it is dirty to avoid the devices such as melting kettle bring Dye.

In addition, a kind of electrode induction centrifugal casting apparatus provided by the utility model can have following additional embodiment:

With reference to Fig. 1 and Fig. 2, one embodiment according to the present utility model, vertical 5 lower end of guide rod is additionally provided with cylinder induction Coil 9, cylinder induction coil 9 are set to the underface of taper induction coil 8, and cylinder induction coil 9 and taper induction coil 8 It is connected separately with power supply unit 10.

In the embodiment above, vertical 5 lower end of guide rod is additionally provided with cylinder induction coil 9, and cylinder induction coil 9 is set to The underface of taper induction coil 8 guarantees the quality of successive castings, the cylinder line of induction for controlling the degree of superheat of metal liquid stream Circle 9 and taper induction coil 8 are connected separately with power supply unit 10, and power supply unit 10 is the device that power supply board etc. can provide electric energy, Make cylinder induction coil 9 and taper induction coil 8 that can generate induced magnetic field, and then heating metal bar 7 with metal bar 7.

With reference to Fig. 1 and Fig. 2, one embodiment according to the present utility model, metal bar 7, taper induction coil 8 and cylinder The center line of induction coil 9 is located at same vertical plane.

In the embodiment above, push rod 601, rotating disk 602, metal bar 7, taper induction coil 8 and the cylinder line of induction The center line of circle 9 is located at same vertical plane, makes 7 uniform force of metal bar, guarantees the stability of total, protect simultaneously Card metal bar 7 is located among induction coil, is heated evenly it.

With reference to Fig. 1 and Fig. 4, one embodiment according to the present utility model, one end of swing rod 4 is vertically arranged with the second shaft 401, the upper end of bracket 3 is provided with the second vertical holes, and the second shaft 401 rotates in the second vertical holes.

In the embodiment above, one end of swing rod 4 is vertically arranged with the second shaft 401, and the upper end of bracket 3 is provided with vertically Hole, the second shaft 401 rotate in vertical holes, so that metal wire rod center line is directed at the different location of rotating basis 2, with rotation Turn when 2 center of pedestal is aligned, it can be achieved that centrifugal casting, when being aligned with non-central point, can be used for making mold, and in production mold When, swing rod 4 can be used for adjusting the diameter of mold, and it is unstable existing to solve the outermost ingredient of conventional cast process medium casting As, while eliminating mold and having cast the working process of rear mold every time, casting cost is greatly saved, and avoid mold It is polluted to casting bring.

With reference to Fig. 4, one embodiment according to the present utility model, the second shaft 401 is connected with servo motor.

In the embodiment above, the second shaft 401 is connected with servo motor, makes swing rod 4 along the angle of the horizontal hunting of bracket 3 Degree, which can be realized, to be precisely controlled, and swing rod 4 can be made to be fixed on some angle, convenient for the swing and fixation of swing rod 4.

With reference to Fig. 2, one embodiment according to the present utility model is provided with mold base 11, mold base 11 on rotating basis 2 Inside it is placed with mold.

In the embodiment above, it is provided with mold base 11 on rotating basis 2, is placed with mold in mold base 11, makes originally to set It is standby to carry out the centrifugal casting for having mold, and mold can be mold of various shapes, make the device can be used for casting it is non- Cylindrical casting, keeps the equipment use scope wider.

With reference to Fig. 2, one embodiment according to the present utility model, mold is split mold.

In the embodiment above, mold is split mold, convenient for the knockout course after casting.

With reference to Fig. 2, one embodiment according to the present utility model, mold is graphite jig 12.

In the embodiment above, mold is graphite jig 12, and graphite heat conducting is functional, and self-lubricating property is good, makes casting mold Speed improves, and is conducive to subsequent knockout course.

With reference to Fig. 2, one embodiment according to the present utility model is provided with cross protrusion 202, mold on rotating basis 2 11 bottoms of seat are provided with cross recess, and cross protrusion 202 matches with cross recess.

In the embodiment above, cross protrusion 202 is provided on rotating basis 2, it is recessed that 11 bottom of mold base is provided with cross Slot, cross protrusion 202 matches with cross recess, convenient for mold to be fixed in mold base 11, guarantees that rotating basis 2 rotated The stability of structure in journey.

With reference to Fig. 1 and Fig. 2, one embodiment according to the present utility model, the bottom surface of rotating basis 2 is embedded with multiple idler wheels 201, and multiple idler wheels 201 can be rotated with rotating basis 2.

In the embodiment above, the bottom surface of rotating basis 2 is embedded with multiple idler wheels 201, and multiple idler wheels 201 can be with rotation Pedestal 2 rotates, and the gravity of rotating basis 2 and thereon casting is transmitted to pedestal 1 by the multiple idler wheels 201 being placed on pedestal 1, rolls 201 are taken turns as Auxiliary support to reduce the load for the motor being connect with first rotating shaft 101, and then avoids motor damage, is extended Motor service life, while the unstable bring vibration of rotation is reduced, guarantee in rotary course, the stability of rotating basis 2.

With reference to Fig. 1 and Fig. 2, one embodiment according to the present utility model, multiple idler wheels 201 are relative to first rotating shaft 101 Central symmetry.

In the embodiment above, multiple idler wheels 201 guarantee the water of rotating basis 2 relative to 101 central symmetry of first rotating shaft Level stability.

With reference to Fig. 1 and Fig. 2, the upper end of one embodiment according to the present utility model, first rotating shaft 101 is lower than rotating basis 2 upper surface.

In the embodiment above, the upper end of first rotating shaft 101 is lower than the upper surface of rotating basis 2, makes first rotating shaft 101 not The upper surface that rotating basis 2 can be stretched out avoids first rotating shaft 101 from influencing the casting process of 2 upper surface of rotating basis, or casting Shape and mould therefor not parity problem appearance, influence castability.

With reference to Fig. 1 and Fig. 2, one embodiment according to the present utility model, first rotating shaft 101 is located at the center of pedestal 1.

In the embodiment above, first rotating shaft 101 is located at the center of pedestal 1, is located at rotating basis 2 in pedestal 1 The heart keeps the pressure born in 1 all directions of pedestal identical, keeps device structure more stable.

With reference to Fig. 3, one embodiment according to the present utility model passes through bearing 102 between pedestal 1 and first rotating shaft 101 Connection.

In the embodiment above, it is connected between pedestal 1 and first rotating shaft 101 by bearing 102, realizes that pedestal 1 is not transferred First rotating shaft 101 on pedestal 1 can rotate.

With reference to Fig. 3, one embodiment according to the present utility model, first rotating shaft 101 is connected with motor.

In the embodiment above, first rotating shaft 101 is connected with motor, and the rotation for rotating basis 2 provides power.

With reference to Fig. 1 and Fig. 2, one embodiment according to the present utility model, feed pieces 6 include push rod 601 and rotating disk 602, push rod 601 is connect by connector 603 with vertical guide rod 5, and 601 lower end of push rod is connect with the upper surface of rotating disk 602, rotation The bottom surface of turntable 602 is connect with metal bar 7.

In the embodiment above, feed pieces 6 include push rod 601 and rotating disk 602, push rod 601 by connector 603 with Vertical guide rod 5 connects, and supports push rod 601 with vertical guide rod 5；The lower end of push rod 601 and the upper surface of rotating disk 602 connect Connect, push rod 601 and rotating disk 602 are fixed by modes such as welding, for rotating disk 602 to be pushed down on, make metal bar 7 to Lower movement；The bottom surface of rotating disk 602 is connect with metal bar 7, and metal bar 7 rotates with rotating disk 602 and realizes rotation, is convenient for It is subsequent to feed process in fusing.

With reference to Fig. 1 and Fig. 2, one embodiment according to the present utility model, push rod 601 and vertical guide rod 5 are connected with servo Motor.

In the embodiment above, the servo motor being connect with push rod 601, for pushing push rod 601 to move down completion gold Belong to the feeding of bar 7, guarantees that position of the metal bar 7 in taper induction coil 8 is constant；The servo being connect with vertical guide rod 5 Motor, for controlling the moving up and down and fixing along groove 402 of vertical guide rod 5.

With reference to Fig. 1 and Fig. 2, one embodiment according to the present utility model, 7 one end of metal bar is provided with tapered thread, 602 bottom of rotating disk is provided with conical screw hole, and tapered thread matches with conical screw hole.

In the embodiment above, 7 one end of metal bar is provided with tapered thread, and 602 bottom of rotating disk is provided with taper spiral shell Pit, tapered thread match with conical screw hole, are easy to implement the fixation of metal bar 7 Yu rotating disk 602, are convenient for metal bar Material 7 is with 602 synchronous rotary of rotating disk.

With reference to Fig. 1 and Fig. 2, one embodiment according to the present utility model, one far from vertical guide rod 5 of connector 603 End is vertically arranged with sleeve 604, and push rod 601 is embedded in sleeve 604, and push rod 601 can move up and down in sleeve 604.

In the embodiment above, one end far from vertical guide rod 5 of connector 603 is vertically arranged with sleeve 604, push rod 601 are embedded in sleeve 604, and push rod 601 can move up and down in sleeve 604, and making push rod 601, stress is equal in the vertical direction It is even, it is moved in the vertical direction convenient for push rod 601.

The utility model can voluntarily prepare mold, and mold can also be installed on rotating basis, casts this equipment Different casting is produced, the introducing of pollutant during conventional cast is avoided, substantially increases casting quality.

The utility model device can be placed in air, vacuum or inert gas atmosphere, limit casting process by environment System, application range are very wide.

Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art Novel spirit and scope.If in this way, these modification and variations of the utility model belong to the utility model claims and Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.

Claims (10)

1. a kind of electrode incudes centrifugal casting apparatus, which is characterized in that including pedestal (1), be provided with rotation on the pedestal (1) Pedestal (2) is vertically arranged with first rotating shaft (101) on the pedestal (1), is arranged at the bottom center of the rotating basis (2) There is the first vertical blind hole, the upper end of the first rotating shaft (101) is assemblied in the described first vertical blind hole, the first rotating shaft (101) rotating basis (2) rotation is driven；

The side of the pedestal (1) is provided with bracket (3), and the upper end horizontal connection of the bracket (3) has swing rod (4), the pendulum One end of bar (4) opens up fluted (402) vertically, is embedded with vertical guide rod (5) in the groove (402), the vertical guide rod (5) it is moved up and down along the groove (402)；The upper end of the vertical guide rod (5) is provided with feed pieces (6), described to lead vertically The lower end of bar (5) is provided with taper induction coil (8)；Feed pieces (6) lower end is provided with metal bar (7), the gold Belong to bar (7) to protrude into the taper induction coil (8).

2. electrode according to claim 1 incudes centrifugal casting apparatus, which is characterized in that vertical guide rod (5) lower end It being additionally provided with cylinder induction coil (9), the cylinder induction coil (9) is set to the underface of the taper induction coil (8), And the cylinder induction coil (9) and taper induction coil (8) are connected separately with power supply unit (10).

3. electrode according to claim 2 incudes centrifugal casting apparatus, which is characterized in that the metal bar (7), described Taper induction coil (8), the cylinder induction coil (9) center line be located at same vertical plane.

4. electrode according to claim 1 incudes centrifugal casting apparatus, which is characterized in that the other end of the swing rod (4) It is vertically arranged with the second shaft (401), the upper end of the bracket (3) is provided with the second vertical blind hole, second shaft (401) It is rotated in the described second vertical blind hole.

5. electrode according to claim 4 incudes centrifugal casting apparatus, which is characterized in that second shaft (401) is even It is connected to servo motor.

6. electrode according to claim 1 incudes centrifugal casting apparatus, which is characterized in that set on the rotating basis (2) It is equipped with mold base (11), is placed with mold in the mold base (11).

7. electrode according to claim 6 incudes centrifugal casting apparatus, which is characterized in that set on the rotating basis (2) It is raised (202) to be equipped with cross, mold base (11) bottom is provided with cross recess, and the cross raised (202) and cross are recessed Slot matches.

8. electrode according to claim 1 incudes centrifugal casting apparatus, which is characterized in that the bottom of the rotating basis (2) Face is embedded with multiple idler wheels (201), and multiple idler wheels (201) are relative to the first rotating shaft (101) central symmetry, Duo Gesuo Stating idler wheel (201) can rotate with rotating basis (2).

9. electrode according to claim 1 incudes centrifugal casting apparatus, which is characterized in that the feed pieces (6) include Push rod (601) and rotating disk (602), the push rod (601) is connect by connector (603) with the vertical guide rod (5), described Push rod (601) lower end is connect with the upper surface of the rotating disk (602), the bottom surface of the rotating disk (602) and the metal bar Material (7) connection.

10. electrode according to claim 1 incudes centrifugal casting apparatus, which is characterized in that the pedestal (1) and first turn It is connected between axis (101) by bearing (102).