CN206662215U - A kind of simple steel ball casting mold combination - Google Patents

Abstract

The utility model discloses a kind of simple steel ball casting mold combination, belong to abrasion-proof steel ball production technical field.The utility model includes moulding mould and casting mold, and moulding mould includes dynamic model and cover half；Casting mold includes upper die and lower die, wherein：Upper die and lower die setting symmetrical above and below, it is in round table-like, the trapezoidal structure in section, the molten steel chamber of hemispherical concave is evenly distributed with close to edge, middle part is recessed annular molding sand chamber, make moulding sand in intracavitary moulding, and molten steel runner is drawn by moulding mould, it is provided with the sand inlet communicated up and down at center；Cover half is removably fixed in the top of square set, and dynamic model is placed in the surface of cover half.The utility model is used cooperatively by moulding mould and casting mold, simple operations can realize the purpose that moulding is carried out to steel ball casting mold, and during batch production, moulding is consistent, efficiency high, precision are high, and solve the low technical problem of artificial cast low precision, efficiency.

Description

A kind of simple steel ball casting mold combination

Technical field

The utility model belongs to abrasion-proof steel ball production technical field, more particularly to a kind of simple steel ball casting mold combination.

Background technology

Steel ball is the general term of steel ball, steel section and special-shaped abrasive body.Divide from profile, circular ball, capsule ball, ellipse can be divided into Ball, yin and yang sphere, hollow ball, many-sided ball, more scarce ball etc..The steel ball mode of production typically has forging, rolling, semi-solid forming and casting Make four major classes.Because history is along habit and some special use conditions of mining processing industry and integrated environment, background, in these industries In, steel ball occupies sizable ratio with rolling ball.Semi-solid forming then has unconventional casting, and non-simple die casting can be explained The characteristics of clear, cause people like casting, like the excellent properties that forging, the advanced technology that casting forging advantage haves both at the same time are formed with a kind of Concern.And steel ball casting is then with its simple, flexible, reliable mode of production, it is easy to accomplish the expansion of Low investment large-scale production The advantage of opening, especially when expert and engineer design in face of converter with various advanced technologies and alloy composition, performance is endless Imagination, go to create one and another more novel, more advanced kind, to meet sense of accomplishment caused by Competitive Needs, more Non- ordinary person can know from experience.The high performance-price ratio of natural steel ball and the potentiality of sustainable development, make current and crush industry Especially cement crushes the main force taken as own duty in the industrial ball mode of production.

With the development of science and technology, present abrasion-proof steel ball factory generally uses production line balance, is improving production efficiency The labor intensity of worker is reduced simultaneously.But in line flow procedure, molten iron casting difficulty into mould is high, it is easy to because Mould displacement error causes cast accident to produce, therefore, for medium-sized and small enterprises, artificial cast also generally existing, but manually Cast needs to pour into a mould after first carrying out moulding with moulding sand to casting mold, and existing mode is manually in casting mold Middle moulding, causes low precision, and efficiency is low.

Through retrieval, Chinese Patent Application No. 201310607198.5, publication date 2014.04.02 patent document discloses A kind of abrasion-proof steel ball production line aids in apparatus for pouring, including cast smelting furnace and ball swage, and the cast smelting furnace is fixed on support On, the support is connected by vertical rod with track, and the parallel track is set in the ball swage direction of motion, the track There is casting trolley, the casting trolley middle part is provided with flow diverter.The utility model has the beneficial effect that：The utility model Abrasion-proof steel ball streamline casting process is aided in by casting trolley, cast precision can be easily controlled by adjusting casting trolley, The problem of molten iron is easily spilt in streamline casting process is avoided, by the drainage of flow diverter, improves molten iron to die cavity Impulsive force, so as to improve production steel ball mechanical performance.Although the utility model flow diverter plays drainage, but simultaneously The effect of molten steel radiating is also functioned to, the liquid steel temperature before cast is reduced, the mechanical performance of steel ball can also be had undesirable effect.

Utility model content

1. utility model technical problems to be solved

For existing in the prior art, steel ball production line cast difficulty is high, risk is big, manually pours into a mould low precision, efficiency Low problem, the utility model provide a kind of simple steel ball casting mold combination.It is coordinated by moulding mould and casting mold Using, precision molding is first carried out to cast chamber, simple operations can realize the purpose that moulding is carried out to steel ball casting mold, and During batch production, moulding is consistent, and efficiency high, precision are high.

2. technical scheme

To reach above-mentioned purpose, technical scheme provided by the utility model is：

A kind of simple steel ball casting mold combination, including moulding mould and casting mold, the moulding mould include dynamic model And cover half；The casting mold includes upper die and lower die, wherein：The upper die and lower die setting symmetrical above and below, in it is round table-like, The trapezoidal structure in section, the molten steel chamber of hemispherical concave is evenly distributed with close to edge, can ensure molten steel chamber to the external world as far as possible The uniformity of thickness and and the thickness can be reduced, rapid heat dissipation when making the molten steel cool, reach the effect of chilling；Middle part is recessed The molding sand chamber of annular, makes moulding sand in intracavitary moulding, and draws molten steel runner by moulding mould, is provided with center and communicates up and down Sand inlet；The cover half is removably fixed in the top of square set, and dynamic model is placed in the surface of cover half；The moulding mould Also include 2 push rods, 2 cross bars of square set bottom, connecting rod, drive link, pedal and 2 gussets of 2 cross bars of connection； 2 gussets are flat on 2 cross bar upper surfaces respectively, and one end of each gusset is fixedly connected with one end of push rod, the other end It is fixedly connected with drive link, 2 gussets are fixedly connected by drive link；The other end of the push rod is worn through the cover half on cover half Kong Hou, and the bottom surface of dynamic model offset；The pedal is vertically fixedly connected on drive link；The drive link and connecting rod are by turning To mechanism rotary type connection.Apply strength by pedal to be converted into the upward strength of drive link in drive link, steering mechanism Rotation, gusset is driven to rotate, so as to which push rod be lifted, push rod again jacks up dynamic model, realizes the lifting of dynamic model, by cover half and moves The cooperation of mould, the upper die and lower die internal styling of steel ball casting mold is realized, simple to operate, action is fast, and production efficiency is high.

Further technical scheme, bulge loop platform is provided with the top center of the upper mould, both played certain drainage and made With can also be distinguishing upper and lower mould；The steering mechanism be with drive link gap coordinate nut or with drive link close-fitting The bearing of connection；Nut or bearing are fixedly connected with connecting rod, low using the design of nut, cost；Using the design of bearing, save Power, efficiency high, continuous production time length.

Further technical scheme, the casting mold also include inserted link, and the upper die and lower die outer wall is provided with two The symmetrical slot in side, inserted link and slot are used cooperatively, and operation is more prone to and simply；The moulding mould also include and it is square The guide rod that the both sides of support are laterally fixedly connected, piercing on guide rod has vertical pilot hole, and the push rod passes through pilot hole, It is directly to avoid dynamic model from deflecting and influence the precision of moulding to power by the skew force guiding of gusset.

Further technical scheme, the casting mold also include the straight tube for being inserted into the sand inlet of mould, in order to Pouring molten steel mouth is reserved during moulding；The pedal is in Z-shaped tabular, improves lever ratio, plays labour-saving effect.

Further technical scheme, the upper mould bottom end face are additionally provided with detent, the upper surface of corresponding lower mould The locating dowel being used cooperatively with detent is provided with, during ensureing upper and lower mould matched moulds, upper and lower molten steel chamber can form spherical sky Chamber, improve steel ball and make precision；Described nut or bearing at least two, plays the effect of Dual positioning, avoids drive link from offseting.

Further technical scheme, the cover half upper surface are evenly arranged with moulding post along edge-perpendicular, and centre is rising head Projection；The dynamic model uniformly pierces along edge moulding hole, and to emit oral pore, moulding hole is connected with oral pore is emitted for centre；Moulding post and Moulding hole is equipped with, and rising head projection is consistent with oral pore size shape is emitted, and both are equipped with, and forms the cavity volume of moulding sand, and The spherical hollow space of runner and molten steel during generation pouring molten steel；The molten steel chamber of the upper die and lower die is respectively provided with 4 to 20, and makes The moulding post of pattern tool is consistent with moulding hole number, is adjusted accordingly according to steel ball production specification, improves versatility.

Further technical scheme, upper die and lower die material are high silicon heat-resisting cast iron, and heat-resisting effect is good, preventing high temperature oxidation, Improve service life；The straight tube is plastics or metal, and the inserted link is metallic rod, and cost is low, easily obtains or manufactures；It is described Cover half upper surface is additionally provided with locating dowel, and piercing on corresponding dynamic model has positioning hole, and both need to only be aligned by operative employee, behaviour Facilitate, precision is high.

Further technical scheme, detent and locating dowel are provided with symmetrical 2 to 4, and more reorientations, precision is more It is high；The moulding column top is also installed with vent at center, avoids moulding sand from forming unnecessary space when being pressed into and influence to pour Note precision.

Further technical scheme, slot are provided with the even number in symmetrical 2 to 8, and quantity is more, more hold during division and modulus It is easy to operate；The rising head projection thickness and dynamic model consistency of thickness, to ensure steel ball in the spherical of standard；The gusset is waste and old angle Steel section makes, and cost is low；The length of the locating dowel is slightly less than the depth of detent, avoids not tight during matched moulds and produces seam Gap.

A kind of pouring technology of simple steel ball casting mold combination, step are：

A, lower die button mould：By the lower mould back-off of steel ball casting mold in the top of fixed half and moving half matched moulds；

B, lower modeling：Moulding sand is poured into by lower mould by sand inlet reserved in the middle part of lower mould, and sand is consolidated；

C, lower mould molding：Foot-treadle, push rod again jack up dynamic model, and lower mould and moulding post depart from, by lower mould from dynamic model On remove upset after be placed on pouring platform；

D, dynamic model return：Unclamp pedal, dynamic model return, dynamic model and cover half matched moulds；

E, upper die button mould：By the upper mould back-off of steel ball casting mold in the top of dynamic model and cover half matched moulds；

F, upper modeling：A slotting straight tube is erected in the middle part of the sand inlet first reserved in the middle part of upper mould, then along straight tube outer wall by entering Moulding sand is poured into upper mould by sand mouth, and after sand is consolidated, extracts straight tube out, forms the sprue gate of molten steel；

G, upper mould molding：Foot-treadle, push rod jack up dynamic model, and upper mould and moulding post depart from, by upper mould from dynamic model Remove；

H, upper and lower mould matched moulds：Directly back-off on lower mould, completes the matched moulds after moulding after the upper mould of G steps is removed；Weight Multiple above step, completes batch matched moulds on pouring platform；

I, pour into a mould：The sprue gate formed with pouring molten steel bag by F-step is poured into inside the matched moulds of H steps successively, complete Into cast.

3. beneficial effect

Using technical scheme provided by the utility model, compared with prior art, have the advantages that：

(1) a kind of simple steel ball casting mold combination of the present utility model, round table-like, the trapezoidal structure in section upper mould and Lower mould can as far as possible ensure molten steel chamber to extraneous thickness uniformity and and the thickness can be reduced, molten steel is radiated when cooling It hurry up, reach the effect of chilling；Molding sand chamber can make moulding sand in intracavitary moulding, and draw molten steel runner by moulding mould；Make The upward strength of drive link is converted into rotation by pattern tool in use, applying strength by pedal in drive link, steering mechanism, Gusset is driven to rotate, so as to which push rod be lifted, push rod again jacks up dynamic model, realizes the lifting of dynamic model, passes through fixed half and moving half Coordinate, realize the internal styling of steel ball casting mold, simple to operate, action is fast, and production efficiency is high；

(2) a kind of simple steel ball casting mold combination of the present utility model, the setting of bulge loop platform are played certain drainage and made With can also be distinguishing upper and lower mould；Steering mechanism uses the design of nut, and cost is low；Steering mechanism uses the design of bearing, It is laborsaving, efficiency high, continuous production time length；

(3) a kind of simple steel ball casting mold combination of the present utility model, inserted link and slot are used cooperatively, and make operation more It is easily and simple；The skew force guiding of gusset directly to power, can be avoided dynamic model from deflecting and influence the precision of moulding by pilot hole；

(4) a kind of simple steel ball casting mold combination of the present utility model, the setting of straight tube, in order to reserve steel during moulding Water sprue gate；Z-shaped tabular pedal, it is possible to increase lever ratio, labour-saving effect when playing operation；

(5) a kind of simple steel ball casting mold combination of the present utility model, detent and locating dowel are used cooperatively, to protect When demonstrate,proving upper and lower mould matched moulds, upper and lower molten steel chamber can form spherical hollow space, improve steel ball and make precision；Nut or bearing at least two, The effect of Dual positioning is played, avoids drive link from offseting；

(6) a kind of simple steel ball casting mold combination of the present utility model, molten steel chamber quantity are entered according to steel ball production specification The corresponding adjustment of row, improves versatility；Moulding post and moulding hole are equipped with, and rising head projection and are emitted oral pore and are equipped with, and formation is made The cavity volume of molding sand, and runner and the spherical hollow space of molten steel when producing pouring molten steel；

(7) a kind of simple steel ball casting mold combination of the present utility model, the upper die and lower die of high silicon heat-resisting cast iron material, Heat-resisting effect is good, preventing high temperature oxidation, improves service life；Locating dowel and positioning hole are equipped with, and operative employee only need to be right by both Standard, easy to operate, precision is high；Vent forms unnecessary space and influences cast essence when moulding sand can be avoided to be pressed into Degree；

(8) a kind of simple steel ball casting mold combination of the present utility model, 2 to 4 detents and locating dowel, can be more than enough Reorientation, precision are higher；

(9) a kind of simple steel ball casting mold combination of the present utility model, slot quantity is more, easier behaviour during division and modulus Make, rising head projection thickness and dynamic model consistency of thickness, to ensure steel ball in the spherical of standard；The gusset is waste and old angle steel section system Make, cost is low；

(10) a kind of simple steel ball casting mold combination of the present utility model, the length of locating dowel are slightly less than detent Depth, it is not tight during avoiding matched moulds and produce gap.

(11) a kind of pouring technology of simple steel ball casting mold combination of the present utility model, whole operation process simply save Power, chill effect is good, and for the production of low-chrome steel ball, the low-chrome steel ball surface hardness of production is high, dense structure.

Brief description of the drawings

Fig. 1 is schematic diagram after upper and lower mould matched moulds of the present utility model；

Fig. 2 moulding mould structural representations of the present utility model；

Fig. 3 is dynamic model top view of the present utility model；

Fig. 4 is cover half top view of the present utility model；

Fig. 5 is schematic diagram when fixed half and moving half of the present utility model separates；

Fig. 6 is schematic diagram when fixed half and moving half of the present utility model closes；

Fig. 7 is casting mold schematic cross-section of the present utility model；

Fig. 8 casting mold side views of the present utility model；

Fig. 9 is the straight tube schematic diagram in the utility model；

Figure 10 is the inserted link schematic diagram in the utility model；

Figure 11 is the upper mould top view in the utility model；

Figure 12 is the lower mould top view in the utility model；

Figure 13 is the upper and lower mould matched moulds lateral side view of embodiment 5.

Label declaration in schematic diagram：1st, upper mould；2nd, lower mould；3rd, dynamic model；4th, cover half；5th, square set；6th, push rod； 7、 Gusset；8th, pedal；9th, drive link；10th, steering mechanism；11st, sand inlet；12nd, molten steel chamber；13rd, molding sand chamber；14th, slot；15、 Bulge loop platform；16th, detent；17th, straight tube；18th, inserted link；19th, pouring platform；20th, I-steel；26th, locating dowel；31st, moulding hole； 32nd, oral pore is emitted；34th, positioning hole；41st, moulding post；42nd, cover half is perforated；43rd, rising head projection；44th, locating dowel；51st, cross bar；52nd, lead To bar；53rd, connecting rod；411st, vent；521st, pilot hole.

Embodiment

To further appreciate that content of the present utility model, the utility model is described in detail with reference to accompanying drawing.

Embodiment 1

The simple steel ball casting mold combination of the present embodiment, including moulding mould and casting mold, as shown in Fig. 2 described Moulding mould includes dynamic model 3 and cover half 4；As shown in Figure 7,8, the casting mold includes upper mould 1, lower mould 2, wherein：On described 2 setting symmetrical above and below of mould 1 and lower mould, in the trapezoidal structure in round table-like, section, hemispherical concave is evenly distributed with close to edge Molten steel chamber 12, can ensure as far as possible molten steel chamber 12 to the uniformity of extraneous thickness and and the thickness can be reduced, molten steel drops Rapid heat dissipation when warm, reach the effect of chilling；Middle part is recessed annular molding sand chamber 13, makes moulding sand in intracavitary moulding, and lead to Cross moulding mould and draw molten steel runner, the sand inlet 11 communicated up and down is provided with center；The cover half 4 is removably fixed in square The top of support 5, dynamic model 3 are placed in the surface of cover half 4；The moulding mould also includes 2 push rods 6, square set 5 bottom 2 cross bars 51, connecting rod 53, drive link 9, pedal 8 and 2 gussets 7 for connecting 2 cross bars 51；2 gussets 7 are put down respectively 2 upper surfaces of cross bar 51 are placed in, one end of each gusset 7 is fixedly connected with one end of push rod 6, and the other end and drive link 9 are fixed Connection, 2 gussets 7 are fixedly connected by drive link 9；After the other end of the push rod 6 passes through the cover half perforation 42 on cover half 4, Offseted with the bottom surface of dynamic model 3；The pedal 8 is vertically fixedly connected on drive link 9；The drive link 9 and connecting rod 53 pass through The rotary type connection of steering mechanism 10.Strength is applied in drive link 9 by pedal 8, steering mechanism 10 is by the upward power of drive link 9 Amount is converted into rotation, drives gusset 7 to rotate, and so as to which push rod 6 be lifted, push rod 6 again jacks up dynamic model 3, realizes the liter of dynamic model 3 Drop, by the cooperation of cover half 4 and dynamic model 3, realizes the upper mould 1 of steel ball casting mold and the lower internal styling of mould 2, simple to operate, moves Make fast, production efficiency height.Steering mechanism 10 is 2 nuts coordinated with the gap of drive link 9, and nut is fixedly connected with connecting rod 53. The upper surface of cover half 4 is evenly arranged with moulding post 41 along edge-perpendicular, and centre is rising head projection 43；The dynamic model 3 is along edge Uniformly piercing has moulding hole 31, and to emit oral pore 32, moulding hole 31 is connected with oral pore 32 is emitted for centre；Moulding post 41 and moulding hole 31 are matched somebody with somebody Close and set, rising head projection 43 is consistent with the size shape of oral pore 32 is emitted, and both are equipped with, and form the cavity volume of moulding sand, and produce The spherical hollow space of runner and molten steel during pouring molten steel；The molten steel chamber 12 of the upper mould 1 and lower mould 2 is respectively provided with 4 to 20, and makes The moulding post 41 of pattern tool is consistent with the quantity of moulding hole 31, is adjusted accordingly according to steel ball production specification, improves versatility.Such as Shown in Fig. 9, the casting mold also includes the straight tube 17 for being inserted into the sand inlet 11 of mould 1, in order to reserve steel during moulding Water sprue gate；The pedal 8 is in Z-shaped tabular, improves lever ratio, plays labour-saving effect.The present embodiment production specification is Φ 80mm steel ball, moulding post 41 are 4, and corresponding moulding hole 31 also has 4.

A kind of pouring technology of simple steel ball casting mold combination of the present embodiment, step are：

A, lower die button mould：By the back-off of lower mould 2 of steel ball casting mold in the top of cover half 4 and the matched moulds of dynamic model 3；

B, lower modeling：Moulding sand is poured into by lower mould 2 by the reserved sand inlet 11 in the lower middle part of mould 2, and sand is consolidated；

C, lower mould molding：Foot-treadle 8, push rod 6 again jack up dynamic model 3, and lower mould 2 and moulding post 41 depart from, by lower mould 2 It is placed in after upset is removed from dynamic model 3 on pouring platform 19；

D, dynamic model return：Unclamp pedal 8, the return of dynamic model 3, as shown in fig. 6, dynamic model 3 and the matched moulds of cover half 4；

E, upper die button mould：By the back-off of upper mould 1 of steel ball casting mold in the top of dynamic model 3 and the matched moulds of cover half 4；

F, upper modeling：The first perpendicular slotting straight tube 17 in sand inlet 11 middle part reserved at the middle part of upper mould 1, then along the outer wall of straight tube 17 Moulding sand is poured into by upper mould 1 by sand inlet 11, and after sand is consolidated, extracts straight tube 17 out, forms the sprue gate of molten steel；

G, upper mould molding：Foot-treadle 8, push rod 6 jack up dynamic model 3, as shown in figure 5, upper mould 1 and moulding post 41 are de- From upper mould 1 is removed from dynamic model 3；

H, upper and lower mould matched moulds：Directly back-off on lower mould 2, completes the matched moulds after moulding after the upper mould 1 of G steps is removed； Above step is repeated, as shown in figure 1, completing batch matched moulds on pouring platform 19；

I, pour into a mould：The sprue gate formed with pouring molten steel bag by F-step is poured into inside the matched moulds of H steps successively, complete Into cast.

The simple steel ball casting mold combination of the present embodiment and its pouring technology, by matching somebody with somebody with the moulding mould in styling apparatus Close and use, simple operations, which can be realized, carries out moulding and the purpose poured into a mould to steel ball casting mold, and solves artificial cast The low technical problem of low precision, efficiency.

Embodiment 2

The simple steel ball casting mold combination of the present embodiment, basic structure and step are the same as embodiment 1, different and improvements It is：Bulge loop platform 15 is provided with the top center of the upper mould 1, has both played certain drainage, can also be distinguishing Upper and lower mould；The steering mechanism 10 is the nut coordinated with the gap of drive link 9 or the bearing being connected with the close-fitting of drive link 9；Spiral shell Female or bearing is fixedly connected with connecting rod 53, low using the design of nut, cost；It is laborsaving using the design of bearing, efficiency high, hold Continuous production time length.As shown in Figure 10, the casting mold also includes inserted link 18, and the upper mould 1 and the lower outer wall of mould 2 are provided with The symmetrical slot 14 in both sides, inserted link 18 and slot 14 are used cooperatively, and operation is more prone to and simply；The moulding mould also wraps The guide rod 52 being laterally fixedly connected with the both sides of square set 5 is included, piercing on guide rod 52 has vertical pilot hole 521, institute State push rod 6 and pass through pilot hole 521, be directly to power by the skew force guiding of gusset 7, avoid dynamic model 3 from deflecting and influence the essence of moulding Degree.As shown in FIG. 11 and 12, the molten steel chamber 12 of mould 1 and lower mould 2 is 8 on the present embodiment, as shown in Figures 3 and 4, and moulding mould Moulding post 41 it is consistent with the quantity of moulding hole 31, steel ball that can be using production specification as Φ 50mm.

Embodiment 3

The simple steel ball casting mold combination of the present embodiment, basic structure and step are the same as embodiment 2, different and improvements It is：As shown in figure 3, casting mold also includes the straight tube 17 for being inserted into the sand inlet 11 of mould 1, in order to be reserved during moulding Pouring molten steel mouth；The pedal 8 is in Z-shaped tabular, improves lever ratio, plays labour-saving effect.The upper bottom end face of mould 1 is also set Detent 16 is equipped with, the upper surface of corresponding lower mould 2 is provided with the locating dowel 26 being used cooperatively with detent 16, to ensure During upper and lower mould matched moulds, upper and lower molten steel chamber can form spherical hollow space, improve steel ball and make precision；The nut or bearing at least 2 It is individual, the effect of Dual positioning is played, avoids drive link 9 from offseting.The molten steel chamber 12 of mould 1 and lower mould 2 is 12 on the present embodiment, Steel ball that can be using production specification as Φ 40mm.

Embodiment 4

The simple steel ball casting mold combination of the present embodiment, basic structure are different and the improvement is that with embodiment 3： Upper mould 1 and the lower material of mould 2 are high silicon heat-resisting cast iron, and heat-resisting effect is good, preventing high temperature oxidation, improve service life；The straight tube 17 For plastics or metal, the inserted link 18 is metallic rod, and cost is low, easily obtains or manufactures；The upper surface of cover half 4 is additionally provided with Locating dowel 44, piercing on corresponding dynamic model 3 has positioning hole 34, and both need to only be aligned by operative employee, easy to operate, precision It is high.Detent 16 and locating dowel 26 are provided with symmetrical 2 to 4, and the present embodiment can set 2,3 or 4, reset more Position, precision are higher；Vent 411 is also installed with the top center of moulding post 41, avoids moulding sand from being formed when being pressed into unnecessary Space and influence pour into a mould precision.The molten steel chamber 12 of mould 1 and lower mould 2 is 20 on the present embodiment, can be using production specification as Φ 10mm steel ball.

Embodiment 5

The simple steel ball casting mold combination of the present embodiment, basic structure are different and the improvement is that with embodiment 4： Slot 14 is provided with the even number in symmetrical 2 to 8, and the present embodiment can set 2,4 or 8, and quantity is more, during division and modulus Easier operation；The thickness of rising head projection 43 and dynamic model 3 consistency of thickness, to ensure steel ball in the spherical of standard；The gusset 7 be that waste and old angle steel section makes, and cost is low；The length of the locating dowel 26 is slightly less than the depth of detent 16, when avoiding matched moulds It is not tight and produce gap.In the present embodiment, as shown in figure 13, pouring platform 19 is I-steel 20, the advantages of from I-steel 20 It is that, using its special I-shaped radiating surface and heat transfer efficiency, with reference to the trapezoidal matched moulds up and down in round table-like, section, can carry sharp Cold effect.

A kind of pouring technology of simple steel ball casting mold combination of the present embodiment, can increase step J：

J, dry：In the end of I-steel 20,5KW fan is put, is dried along I-steel 20, can further be improved The effect of steel ball Quench, the steel ball surface hardness of production are up to 75-85HRC after testing.

Schematically the invention and embodiments thereof are described above, this describe it is no restricted, not In the case of the spirit or essential characteristics of the present invention, the present invention can be realized in other specific forms.Institute in accompanying drawing What is shown is also one of embodiment of the invention, and actual structure is not limited thereto, any attached in claim Icon note should not limit involved claim.So if one of ordinary skill in the art is enlightened by it, do not departing from In the case of this creation objective, the frame mode similar to the technical scheme and embodiment are designed without creativeness, all should Belong to the protection domain of this patent.In addition, the word of " comprising " one is not excluded for other elements or step, "one" word before element It is not excluded for including " multiple " element.The multiple element stated in claim to a product can also by an element by software or Person hardware is realized.The first, the second grade word is used for representing title, and is not offered as any specific order.

Claims (9)

1. a kind of simple steel ball casting mold combination, including moulding mould and casting mold, it is characterised in that：The moulding mould Including dynamic model (3) and cover half (4)；The casting mold includes upper mould (1) and lower mould (2), wherein：

The upper mould (1) and lower mould (2) setting symmetrical above and below, in the trapezoidal structure in round table-like, section, uniformly divide close to edge The molten steel chamber (12) of hemispherical concave is furnished with, middle part is recessed annular molding sand chamber (13), is provided with what is communicated up and down at center Sand inlet (11)；

The cover half (4) is removably fixed in the top of square set (5), and dynamic model (3) is placed in the surface of cover half (4)；

The moulding mould also includes 22 push rods (6), 2 cross bars (51) of square set (5) bottom, connection cross bars (51) Connecting rod (53), drive link (9), pedal (8) and 2 gussets (7)；

2 gussets (7) are flat on 2 cross bar (51) upper surfaces, one end of each gusset (7) and the one of push rod (6) respectively End is fixedly connected, and the other end is fixedly connected with drive link (9), and 2 gussets (7) are fixedly connected by drive link (9)；The push rod (6) the other end is perforated through the cover half on cover half (4) after (42), and the bottom surface of dynamic model (3) offsets；The pedal (8) is hung down Directly it is fixedly connected on drive link (9)；The drive link (9) is connected with connecting rod (53) by steering mechanism (10) rotary type.

2. simple steel ball casting mold combination according to claim 1, it is characterised in that：In the top of the upper mould (1) Bulge loop platform (15) is provided with the heart；The steering mechanism (10) is the nut or and drive link coordinated with drive link (9) gap (9) bearing of close-fitting connection；Nut or the same connecting rod of bearing (53) are fixedly connected.

3. simple steel ball casting mold combination according to claim 2, it is characterised in that：

The casting mold also includes inserted link (18), and the upper mould (1) and lower mould (2) outer wall are provided with the symmetrical slot in both sides (14), inserted link (18) and slot (14) are used cooperatively；

The moulding mould also includes the guide rod (52) being laterally fixedly connected with the both sides of square set (5), guide rod (52) On pierce and have vertical pilot hole (521), the push rod (6) passes through pilot hole (521).

4. simple steel ball casting mold combination according to claim 3, it is characterised in that：The casting mold also includes energy The straight tube (17) of the sand inlet (11) of enough upper moulds (1) of insertion；The pedal (8) is in Z-shaped tabular.

5. simple steel ball casting mold combination according to claim 4, it is characterised in that：Upper mould (1) bottom end face Detent (16) is additionally provided with, descends the upper surface of mould (2) to be provided with the positioning being used cooperatively with detent (16) accordingly Post (26)；Described nut or bearing at least two.

6. simple steel ball casting mold combination according to claim 5, it is characterised in that：Cover half (4) the upper surface edge Edge-perpendicular is evenly arranged with moulding post (41), and centre is rising head projection (43)；The dynamic model (3) is uniformly pierced along edge makes Type hole (31), to emit oral pore (32), moulding hole (31) are connected with oral pore (32) is emitted for centre；Moulding post (41) and moulding hole (31) are matched somebody with somebody Close and set, rising head projection (43) is consistent with oral pore (32) size shape is emitted, and is equipped with；The upper mould (1) and the steel of lower mould (2) Water cavity (12) is respectively provided with 4 to 20, consistent with moulding hole (31) quantity with the moulding post (41) of moulding mould.

7. simple steel ball casting mold combination according to claim 6, it is characterised in that：The upper mould (1) and lower mould (2) Material is high silicon heat-resisting cast iron；The straight tube (17) is plastics or metal material；The inserted link (18) is metallic rod；The cover half (4) upper surface is additionally provided with locating dowel (44), and piercing on corresponding dynamic model (3) has positioning hole (34).

8. simple steel ball casting mold combination according to claim 6, it is characterised in that：The detent (16) and fixed Position post (26) is provided with symmetrical 2 to 4；Vent (411) is also installed with moulding post (41) top center.

9. simple steel ball casting mold combination according to claim 6, it is characterised in that：The slot (14) is provided with pair The even number in 2 to 8 claimed；Rising head projection (43) thickness and dynamic model (3) consistency of thickness；The gusset (7) is waste and old angle Steel section makes；The length of the locating dowel (26) is slightly less than the depth of detent (16).