CN103878326B - The horizontal parting removable flask molding machine of accurate positioning, stable action - Google Patents
The horizontal parting removable flask molding machine of accurate positioning, stable action Download PDFInfo
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- CN103878326B CN103878326B CN201410081229.2A CN201410081229A CN103878326B CN 103878326 B CN103878326 B CN 103878326B CN 201410081229 A CN201410081229 A CN 201410081229A CN 103878326 B CN103878326 B CN 103878326B
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Abstract
This technology provide a kind of good reliability, can the accurate positioning of high efficiency production sand mold, the horizontal parting removable flask molding machine of stable action, comprise support, lower fagging is connected with lower lifting drive; Lower sand mold base plate with on lower fagging in lifting drive be connected; Lower sand mold encloses frame and is arranged on lower fagging by lower elastomer; Upper fagging is connected with upper lifting drive; What upper sand mold enclosed frame oscilaltion is arranged on fagging; Upper elastomer encloses between frame and upper fagging at upper sand mold; Two of blast tube outlets and upper sand mold enclose frame and lower sand mold and enclose frame and communicate; Point template encloses frame and lower sand mold encloses between frame at upper sand mold; Running channel core rod is through upper sand mold base plate; Upper sand mold encloses frame and lower sand mold and encloses on frame and have alignment pin, alignment pin hole; Point template there are pin-and-hole, pin; Lower fagging there is lower guide cylinder, lower guide cylinder has the low sleeve enclosing frame with lower sand mold and be connected.
Description
Technical field
This technology relates to the moulding machine of casting sand mold, specifically, is a kind of horizontal parting removable flask molding machine.
Background technology
Sand casting is the casting method of producing foundry goods in sand mold.Steel, iron and most of non-ferrous alloy casting all can obtain with sand mould casting method.The Modeling Material used due to sand casting is cheap and easy to get, and Casting mold manufacturing is easy, and to the single-piece production of foundry goods, produce by batch and produce in a large number and all can adapt to, for a long time, be the basic technology in Foundry Production always.But the sand mold that casting uses is all generally adopt to make by hand, and labour intensity is large, and production efficiency is low.
Summary of the invention
The object of this technology is to provide a kind of good reliability, high efficiency production can goes out the accurate positioning of sand mold, the horizontal parting removable flask molding machine of stable action.
The horizontal parting removable flask molding machine of this accurate positioning, stable action, comprises support; Lower fagging and drive lower fagging oscilaltion, the lower lifting drive be arranged on support is connected; Lower sand mold base plate and drive lower sand mold base plate oscilaltion, be arranged on lifting drive on lower fagging and be connected; Lower sand mold encloses frame around lower sand mold base plate, and bottom can under being arranged on of oscilaltion on fagging by lower elastomer; Upper fagging and drive upper fagging oscilaltion, the upper lifting drive be arranged on support is connected; Upper sand mold base plate arranges on support; Upper sand mold encloses frame around upper sand mold base plate, upper sand mold enclose frame relative to upper fagging in certain distance range can oscilaltion be arranged on fagging; Make when upper sand mold encloses and to be provided with normality between frame and upper fagging sand mold enclose frame away from the upper elastomer of fagging; It also comprises sand blasting unit, and sand blasting unit comprises the blast tube communicated with compressed air source, and blast tube arranges sand inlet; Upper sand mold encloses frame and lower sand mold and encloses on frame and have and two of blast tube sand filling passageways that outlet communicates; Upper sand mold opposing upper and lower encloses frame and lower sand mold and encloses between frame and be provided with a point template; The top and bottom of point template arrange upper die and lower die respectively; Running channel core rod can oscilaltion through upper sand mold base plate, at upper sand mold base plate and the flexible member making the lower end of running channel core rod contact with the upper surface of patrix when being provided with in normality between running channel core rod;
Upper sand mold encloses on opposite face that frame and lower sand mold enclose frame and arranges corresponding alignment pin, alignment pin hole respectively; Point template is provided with pin-and-hole, the pin corresponding to above-mentioned alignment pin, alignment pin hole;
Lower fagging is provided with lower guide cylinder, and the periphery of lower guide cylinder arranges low sleeve, and low sleeve encloses frame with lower sand mold and is connected.
The beneficial effect of this technology: the use procedure of this horizontal parting removable flask molding machine is as follows.
Matched moulds: lower lifting drive action, the lower sand mold of drive encloses frame and lower sand mold base plate moves up, in moving process, lower sand mold encloses after frame contacts with a point template lower surface, namely point template is enclosed at lower sand mold to enclose together with frame, lower sand mold base plate with lower sand mold under the drive of frame and is moved up, after the upper surface of patrix and the lower end in contact of running channel core rod, running channel core rod moves up relative to upper sand mold base plate immediately, until the upper surface of point template and upper sand mold enclose frame when contacting, lower lifting drive stops action.
Sandblasting: sand blasting unit work, by sand inlet enter sand in blast tube under compressed-air actuated effect on sand filling passageway enters sand mold enclose frame inner surface, in the space that surrounds of the upper surface of the lower surface of sand mold base plate, the outer peripheral face of running channel core rod, point template and patrix and in the space that surrounds of the lower sand mold lower surface that encloses the inner surface of frame, the upper surface of lower sand mold base plate, point template and counterdie, obtain sand mold and lower sand mold.After being full of sand, sand blasting unit quits work.When sandblasting, running channel core rod position defines vertical cavity in upper sand mold, casting liquid flow channel when it is poured into a mould after being exactly.Between the lower end entering running channel core rod in order to sand when preventing sandblasting and the upper surface of patrix, use flexible member that running channel core rod is pressed on on patrix.
Compacting: lower lifting drive action, the lower sand mold of drive encloses frame and lower sand mold base plate moves up, now go up elastomer and lower elastomer is all compressed, upper sand mold encloses frame and moves up, distance between final point template to upper sand mold base plate reduces, and running channel core rod moves up relative to upper sand mold base plate, and the distance between point template to lower sand mold base plate reduces, upper sand mold and lower sand mold are all compressed, and density increases.
The demoulding: lower lifting drive action, drive lower sand mold to enclose frame, lower sand mold base plate, middle lifting drive etc. and move down relative to support, patrix is separated with upper sand mold, and running channel core rod moves down relative to upper sand mold base plate; Simultaneously under upper elastomeric elastic reaction, upper sand mold encloses frame and moves down together with upper sand mold, and upper sand mold is separated with upper sand mold base plate; Enclose in the process that frame, lower sand mold base plate, middle lifting drive etc. move down relative to support at lower sand mold, after dividing template to contact with support, point template is risen by sole plate supports and just can not move down again, then lifting drive is descended to continue to drive lower sand mold to enclose frame and lower sand mold base plate (relative to support) moves down, lower film in point template is separated with lower sand mold, simultaneously, under lower elastomeric elastic reaction, lower sand mold encloses frame and lower sand mold moves up relative to lower sand mold base plate, and lower sand mold is separated with lower sand mold base plate; Then point template is taken out.
Mould assembling: lower lifting drive action, the lower sand mold of drive encloses frame and lower sand mold base plate moves up, until upper sand mold encloses frame, upper sand mold encloses frame with lower sand mold, lower sand mold contacts, lower lifting drives oil cylinder to continue action, lower sand mold encloses frame, and with regard to driving above, sand mold encloses frame, upper sand mold continues to move up, until the upper surface of upper sand mold and upper sand mold contacts baseplate, lower lifting drives oil cylinder to stop action.
Top box off-type: upper lifting drive action, fagging moves in drive, upper fagging and upper sand mold enclose frame distance and increase gradually, until upper fagging and upper sand mold enclose frame apart from maximum, upper lifting drive continues action, fagging moves in drive, upper fagging just drives upper sand mold to enclose frame and moves up, upper sand mold base plate prevent sand mold to follow sand mold encloses frame, upper fagging moves up, like this, upper sand mold just from upper sand mold enclose in frame depart from and land on lower sand mold, the drawing of sand mold in realization.
Branch mailbox: lower lifting drive action, the decline such as drive lower sand mold to enclose bottom frame, lower sand mold, upper sand mold declines together with lower sand mold, sand mold is enclosed in frame from upper sand mold and departs from completely.Then go up lifting drive and just oppositely move (upper lifting drive drives upper fagging to move down) return (getting back to original state).
Nowel off-type: middle lifting drive action, drive lower sand mold base plate to move up, lower sand mold and upper sand mold move up under the drive of lower sand mold base plate, until lower sand mold comes off completely from lower sand mold.Like this, namely the sand mold of upper sand mold and lower sand mold composition has been produced.After sand mold is taken off, middle lifting drive is reverse mobile (middle lifting drive drives lower sand mold base plate to move down) return (getting back to original state) just.
Can make the coordinating of alignment pin and alignment pin hole upper sand mold enclose frame and lower sand mold enclose frame up and down phase time-setting position do not have deviation; The coordinating of alignment pin and pin-and-hole, alignment pin hole and pin coordinate can make that upper sand mold encloses frame, point template, lower sand mold enclose frame up and down phase time-setting position do not have deviation; So accurate positioning.
Lower fagging is provided with lower guide cylinder, and the periphery of lower guide cylinder arranges low sleeve, and low sleeve encloses frame with lower sand mold and is connected, and can enclose frame to lower sand mold and move up and down and reliably lead, stable action is reliable, and precision is higher.
By said process, can complete the preparation of sand mold, it instead of manual operation, accurate positioning, and stable action is reliable, and efficiency is high, and obtained sand-mould quality is stablized, and this equipment dependability is high.
Point template being conveniently provided with upper die and lower die is enclosed frame and lower sand mold from upper sand mold and is enclosed and to take out between frame or put into, above-mentioned horizontal parting removable flask molding machine, it also comprises the gripper shoe for supporting point template, gripper shoe has hole, and the perimeter support of point template is in the support plate upper surface of hole periphery; Gripper shoe moves left and right with drive gripper shoe, the drive unit that moves left and right be arranged on support is connected.Like this, can drive and place the gripper shoe of point template by moving left and right drive unit and move left and right, make point template upper sand mold enclose frame and lower sand mold to enclose between frame or from sand mold enclose frame and lower sand mold and to enclose between frame out.Certainly, gripper shoe can not hinder moving up and down of point template, so perforate on the supporting plate, the perimeter support of point template is in the support plate upper surface of hole periphery.Preferably, it is also included in be arranged on and support encloses the concordant sand mold transferring platform of frame with lower sand mold; Sand mold transferring platform with under the drive moving left and right drive unit, be positioned at lower sand mold enclose that the gripper shoe of frame side is relative is respectively positioned at the both sides that lower sand mold encloses frame.Like this, during nowel off-type, middle lifting drive drives lower sand mold to rise, until the bottom surface of lower sand mold (upper surface of lower sand mold base plate) and lower sand mold to enclose frame (upper surface) concordant, now also to enclose frame (upper surface) with lower sand mold concordant for sand mold transferring platform (upper surface), and sand mold transferring platform and left and right drive unit lay respectively at the both sides that lower sand mold encloses frame.Then left and right drive unit is made to move to sand mold transferring platform side, gripper shoe on the drive unit of left and right can be transported to sand mold encloses while frame and lower sand mold enclose between frame, and left and right drive unit can enclose frame and the lower sand mold sand mold enclosed between frame is shifted onto on sand mold transferring platform original at upper sand mold.The matched moulds process of next circulation can be carried out like this, so can cycle operation, provide production efficiency; Meanwhile, also without the need to manually moving away from sand mold, reduce labour intensity.
For above-mentioned horizontal parting removable flask molding machine, two outlets of blast tube will be enclosed with upper sand mold the sand filling passageway that frame and lower sand mold enclose on frame and be communicated, like this, upper sand mold enclose frame and lower sand mold enclose frame move up and down time, blast tube will enclose frame and moves up and down along with upper sand mold encloses frame and lower sand mold, so just seem inconvenient, in order to overcome this defect, as further improvement, this horizontal parting removable flask molding machine also comprises a rebound be fixed on support, rebound has two transition passages, two outlets of blast tube communicate with two transition passages respectively; Lower lifting drive action, drive lower sand mold to enclose frame to move up, lower sand mold encloses frame with point template contacts to be promoted a point template and moves up until point template and upper sand mold enclose frame when contacting, and upper sand mold encloses the sand filling passageway that frame and lower sand mold enclose on frame and communicates with two transition passages respectively.Like this, just sand blasting unit and upper sand mold being enclosed frame and lower sand mold, to enclose frame independent, and sand blasting unit encloses frame move up and down without the need to enclosing frame and lower sand mold along with upper sand mold.Certainly, point template encloses frame with lower sand mold simultaneously respectively, upper sand mold encloses frame when contacting and need sandblasting, and upper sand mold encloses the sand filling passageway that frame and lower sand mold enclose on frame and communicates with blast tube respectively by two transition passages, so can not hinder normal sandblasting operation.
Above-mentioned horizontal parting removable flask molding machine, middle lifting drive is oil cylinder, and this oil cylinder is through lower guide cylinder.Like this, structure is simpler, compact, and volume is little.
Move up and down reliably lead to enclose frame to upper sand mold, above-mentioned horizontal parting removable flask molding machine, upper sand mold base plate top is connected with support by upper guide cylinder, and the periphery of upper guide cylinder arranges upper sliding sleeve, and upper sliding sleeve encloses frame with upper sand mold and is connected.
Above-mentioned horizontal parting removable flask molding machine, upper and lower elastomer is spiral compression spring.
Above-mentioned horizontal parting removable flask molding machine, upper, middle and lower lifting drive is oil cylinder.
Above-mentioned horizontal parting removable flask molding machine, the lower surface of upper sand mold base plate is fixed with up big and down small conical die, and running channel core rod is through conical die.The upper end inlet portion of the casting liquid flow channel that can be formed at running channel core rod by conical die forms the cavity of taper, and when being convenient to pour into a mould, casting liquid pours into and flows.
Above-mentioned horizontal parting removable flask molding machine, described upper sand mold encloses frame: on upper fagging, be fixed with guide pin bushing, enclose on frame at upper sand mold and fix upper guide post, upper guide post upper end has the axle journal that diameter is greater than upper guide post, guide pin bushing endoporus is a blind hole, blind hole oral area has the stepped hole that aperture is less than blind hole aperture, and axle journal coordinates with blind hole, and stepped hole coordinates with upper guide post.Can oscilaltion simple and reliable for structure in this certain distance range, further simplify the structure of this horizontal parting removable flask molding machine.
Accompanying drawing explanation
Fig. 1 is accurate positioning, the horizontal parting removable flask molding machine of stable action send view before mould;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is accurate positioning, the horizontal parting removable flask molding machine of stable action send view after mould;
Fig. 4 is the horizontal parting removable flask molding machine matched moulds view of accurate positioning, stable action;
Fig. 5 is the horizontal parting removable flask molding machine sandblasting view of accurate positioning, stable action;
Fig. 6 is the right view of Fig. 5;
Fig. 7 is the horizontal parting removable flask molding machine compaction state schematic diagram of accurate positioning, stable action;
Fig. 8 is the horizontal parting removable flask molding machine demoulding view of accurate positioning, stable action;
Fig. 9 is accurate positioning, the horizontal parting removable flask molding machine of stable action moves back mould view;
Figure 10 is the horizontal parting removable flask molding machine mould assembling view of accurate positioning, stable action;
Figure 11 is the horizontal parting removable flask molding machine top box off-type view of accurate positioning, stable action;
Figure 12 is the horizontal parting removable flask molding machine branch mailbox view of accurate positioning, stable action;
Figure 13 is the horizontal parting removable flask molding machine nowel off-type view of accurate positioning, stable action;
Figure 14 is accurate positioning, the horizontal parting removable flask molding machine push type of stable action send mould view;
Figure 15 is the partial enlarged drawings such as alignment pin 30, alignment pin hole 31, pin-and-hole 32, pin 33;
Figure 16 is can the schematic diagram of structure 19 of oscilaltion in certain distance range.
Detailed description of the invention
The horizontal parting removable flask molding machine of accurate positioning shown in Figure 1, stable action, lower lifting drives oil cylinder 3 vertically to arrange, and its cylinder body and support 1 are fixed.Lower fagging 2 drives the piston rod of oil cylinder 3 to be connected with lower lifting.Lower fagging is also fixed with lower guide cylinder 11, and the periphery of lower guide cylinder is provided with the low sleeve 12 slided up and down.Middle lifting drives oil cylinder 4 to be positioned at lower guide cylinder 11 and vertically arranges, and its cylinder body is fixed on lower fagging 2 top.Lower sand mold base plate 7 drives the piston rod of oil cylinder to be connected with middle lifting.Lower sand mold encloses frame 8 around lower sand mold base plate 7, and is fixed with lower plate 10 bottom it, and lower plate bottom connects four lower guide pillars, 38, four lower guide pillars through lower fagging.Be compressed in four lower spiral compression springs 9 between lower fagging and lower plate 10 respectively around four lower guide pillars.Lower plate 10 is connected with the low sleeve 12 slided up and down.
Upper lifting drives oil cylinder 5 vertically to arrange, and its cylinder body and support 1 are fixed.Upper fagging 13 drives the piston rod of oil cylinder 5 to be connected with upper lifting.Upper sand mold base plate 14 top is connected with support by upper guide cylinder 15, and the periphery of upper guide cylinder arranges the upper sliding sleeve 16 slided up and down, and upper sliding sleeve is connected with the upper plate 18 being fixed on upper sand mold and enclosing frame 17 top.
Upper sand mold encloses frame 17 around upper sand mold base plate 14.Upper plate 18 can the structure 19 of oscilaltion be arranged on fagging 13 in certain distance range relative to upper fagging.Can the structure 19 of oscilaltion have varied in certain distance range.Such as, this structure 19 comprises four upper guide posts 191 be fixed on upper plate, upper fagging 13 is fixed with four guide pin bushings 192, upper guide post 191 upper end has the axle journal 193 that diameter is greater than upper guide post, guide pin bushing endoporus is a blind hole 194, blind hole oral area has the stepped hole 195 that aperture is less than blind hole aperture, and axle journal 193 coordinates with blind hole 194, and stepped hole 195 coordinates with upper guide post 191.When the upper surface 196 of axle journal 193 contacts with blind via bottom, upper guide post (and upper plate and upper sand mold enclose frame) just can not move up relative to guide pin bushing (with upper fagging) again; When the lower surface 197 of axle journal 193 contacts with the upper surface 198 of stepped hole 195, upper guide post (and upper plate and upper sand mold enclose frame) just can not move down relative to guide pin bushing (with upper fagging) again; That is, upper guide post (and upper plate and upper sand mold enclose frame) relative to upper fagging in the depth bounds of blind hole can relative on fagging 13 oscilaltion.Certainly, guide pin bushing and upper guide post can exchange mutually, and that is, guide pin bushing is fixed on upper plate, and upper guide post is fixed on fagging, can realize same function.
Four of being compressed between upper plate and guide pin bushing lower surface go up spiral compression springs 21 respectively around four upper guide posts.
Be positioned at the lower sand mold feed screw nut enclosed on the right side of frame to move left and right drive unit and (be included in the leading screw 221 be connected with motor output shaft, the nut 222 etc. coordinated with leading screw, belong to prior art, repeat no more) 22 be arranged on support, its nut 222 is connected with the right-hand member of gripper shoe 23.Gripper shoe has hole 231.The left side of gripper shoe is fixed with the push pedal 28 for promoting sand mold.Support plate upper surface is provided with the pin dish 24 that four have taper bolt 241.The periphery of point template 25 has four cylindrical holes 251 corresponding to taper bolt.See Fig. 1, taper bolt 241 stretches in cylindrical hole 251, and the lower surface of point template 25 contacts with the upper surface of pin dish; Point template 25 sand mold on opposing upper and lower encloses frame and lower sand mold encloses between frame, and the top and bottom of point template arrange patrix 26 and counterdie 27 respectively.The left side of gripper shoe is fixed with the push pedal 28 for promoting sand mold.
The sand mold transferring platform 29 be arranged on support is positioned at lower sand mold and encloses on the right side of frame, and the upper surface of sand mold transferring platform 29 is concordant with the upper surface that lower sand mold encloses frame.
See Fig. 1,2,15, the lower surface that upper sand mold encloses frame arranges four alignment pins 30, the upper surface that lower sand mold encloses frame arranges four the alignment pin holes 31 corresponding with alignment pin 30.Point template upper surface is provided with four pin-and-holes 32 corresponding with alignment pin 30, point template lower surface is provided with four pins 33 corresponding with alignment pin hole 31.
In sand blasting unit 20, the sand-blasting drum 202 be fixed on support communicates with compressed air source 201, the top of sand-blasting drum 202 has sand inlet 203, the bottom of sand-blasting drum connects two blast tubes 204, be fixed on the outlet rebound 205 on support having two transition passages, 206, two blast tubes to communicate with two transition passages respectively.
Upper sand mold encloses frame and lower sand mold and encloses on frame and have sand filling passageway 207.Lower lifting drives cylinder action, drive lower sand mold to enclose frame to move up, lower sand mold encloses frame with point template contacts to be promoted a point template and moves up until point template and upper sand mold enclose frame when contacting, and upper sand mold encloses the sand filling passageway that frame and lower sand mold enclose on frame and communicates with two transition passages respectively.
Running channel core rod 61 can oscilaltion through upper sand mold base plate 14, the position that running channel core rod 61 is positioned at sand mold base plate 14 top arranges spacing back-up ring 62, bolt compresses spring 63 is arranged in the spring base 64 on the upper surface being fixed on sand mold base plate 14, and bolt compresses spring 63 is between spacing back-up ring 62 and the bottom surface of spring base 64.The lower surface of upper sand mold base plate 14 is fixed with up big and down small conical die 65, and running channel core rod is through conical die 65.Under the effect of bolt compresses spring 63, spacing back-up ring 62 contacts with the upper surface of upper sand mold base plate 14, and now, running channel core rod 61 can not move down relative to upper sand mold base plate 14 again, but running channel core rod 61 can move up relative to upper sand mold base plate 14.Spacing back-up ring 62 defines the maximum position that running channel core rod 61 moves down.
The horizontal parting removable flask molding machine use procedure of this accurate positioning, stable action is as follows.
Send mould: see Fig. 1,2, the upper surface of sand mold transferring platform is concordant with the upper surface that lower sand mold encloses frame.Be positioned at the lower sand mold feed screw nut enclosed on the right side of frame to move left and right drive unit drive nut 222 and move to the left, namely gripper shoe, point template, upper die and lower die etc. are transported to upper sand mold and enclose frame and lower sand mold encloses between frame, alignment pin 30, alignment pin hole 31, pin-and-hole 32, pin 33 on the same axis, see Fig. 3.
Matched moulds: lower lifting drives cylinder action, the lower sand mold of drive encloses frame and lower sand mold base plate moves up, in moving process, taper bolt 241 first departs from from cylindrical hole 251, pin 33 stretches into alignment pin hole 31, lower sand mold encloses after frame upper surface contacts with a point template lower surface, namely point template encloses the drive of frame at lower sand mold under and lower sand mold enclose frame, lower sand mold base plate moves up together, after the lower end in contact of patrix upper surface and running channel core rod 61, running channel core rod moves up relative to upper sand mold base plate immediately, then alignment pin 30 stretches into pin-and-hole 32, until when the lower surface that the upper surface of point template and upper sand mold enclose frame contacts, see Fig. 4, lower lifting drives oil cylinder to stop action.
Sandblasting: sand blasting unit work, by sand inlet enter sand in blast tube under compressed-air actuated effect through blast tube outlet, transition passage, sand filling passageway enter sand mold enclose frame, in the space 34 that surrounds of sand mold base plate, running channel core rod, conical die, point template and patrix and lower sand mold enclose in the space 35 that frame, lower sand mold base plate, point template and counterdie surround, obtain sand mold 36 and lower sand mold 37, see Fig. 5,6.After being full of sand, sand blasting unit quits work.
Compacting: lower lifting drives cylinder action, the lower sand mold of drive encloses frame and lower sand mold base plate moves up, now go up spiral compression spring and lower spiral compression spring is all compressed, upper sand mold encloses frame and upper plate moves up, distance between final point template to upper sand mold base plate reduces, upper plate leaves upper sand mold base plate, running channel core rod moves up relative to upper sand mold base plate, distance reduction between point template to lower sand mold base plate, the distance between lower sand mold base plate and lower plate increase, upper sand mold and lower sand mold are all compressed, density increases, see Fig. 7.
The demoulding: lower lifting drives cylinder action, drive lower sand mold to enclose frame, lower sand mold base plate, middle lifting driving oil cylinder etc. to move down relative to support, patrix is separated with upper sand mold, and running channel core rod moves down relative to upper sand mold base plate until spacing back-up ring contacts with upper sand mold plate upper surface, simultaneously under the elastic reaction of upper spiral compression spring, upper sand mold encloses frame and moves down together with upper sand mold, and upper sand mold is separated with upper sand mold base plate, frame is enclosed at lower sand mold, lower sand mold base plate, in the process that middle lifting drives oil cylinder etc. to move down relative to support, in gripper shoe, taper bolt stretches into the cylindrical hole in point template, the lower surface of Divide Template and coil after the upper surface sold contacts, point template is supported by gripper shoe and just can not move down again, then lower lifting drives oil cylinder to continue to drive lower sand mold to enclose frame and lower sand mold base plate (relative to support) moves down, lower film in point template is separated with lower sand mold, simultaneously, under the elastic reaction of lower spiral compression spring, lower sand mold encloses frame and lower sand mold moves up relative to lower sand mold base plate, lower sand mold is separated with lower sand mold base plate, see Fig. 8.
Move back mould: feed screw nut moves left and right drive unit drive nut and moves to the right, namely gripper shoe, point template, upper die and lower die etc. are enclosed frame and lower sand mold from upper sand mold and enclose between frame and be transported to the right side that lower sand mold encloses frame, see Fig. 9.
Mould assembling: lower lifting drives cylinder action, the lower sand mold of drive encloses frame and lower sand mold base plate moves up, upper sand mold four alignment pins 30 enclosed on frame lower surface stretch into lower sand mold and enclose four alignment pin holes 31 on frame upper surface, upper sand mold encloses frame, upper sand mold encloses frame with lower sand mold, lower sand mold contacts, lower lifting drives oil cylinder to continue action, lower sand mold encloses frame, and with regard to driving above, sand mold encloses frame, upper sand mold continues to move up, until the upper surface of upper sand mold and upper sand mold contacts baseplate, lower lifting drives oil cylinder to stop action, see Figure 10.
Top box off-type: upper lifting drives cylinder action, fagging moves in drive, upper fagging and the distance be fixed between upper plate that sand mold encloses on frame increase gradually, until upper fagging and upper plate are apart from after maximum (lower surface of axle journal 193 contacts with the upper surface of stepped hole 195), upper lifting drives oil cylinder to continue action, fagging moves in drive, upper fagging and upper plate, sand mold encloses frame, upper sand mold encloses frame and moves up, and prevent upper sand mold to follow upper sand mold to enclose frame move up because upper sand mold base plate is motionless, like this, upper sand mold just from upper sand mold enclose in frame depart from and land on lower sand mold, the drawing of sand mold in realization, see Figure 11.
Branch mailbox: lower lifting drives cylinder action, the decline such as drive lower sand mold to enclose bottom frame, lower sand mold, upper sand mold declines together with lower sand mold, sand mold is enclosed in frame from upper sand mold depart from completely, see Figure 12.After upper sand mold to enclose in frame depart from completely from upper sand mold, due to the elasticity of lower spiral compression spring, lower sand mold encloses frame, lower sand mold, lower plate can be moved relative on lower sand mold base plate, makes to occur gap, see Figure 12 between lower sand mold and lower sand mold base plate.Afterwards, upper lifting drives oil cylinder oppositely to move (upper lifting drives oil cylinder to drive upper fagging to move down) return (getting back to original state), under the elastic reaction of upper spiral compression spring, and upper plate and upper sand mold contacts baseplate.
Nowel off-type: middle lifting drives cylinder action, lower sand mold base plate is driven to move up, until after lower sand mold base plate contacts with lower sand mold, lower sand mold and upper sand mold under the drive of lower sand mold base plate just together with move up, until lower sand mold comes off completely from lower sand mold, upper surface and the lower sand mold of lower sand mold base plate enclose the upper surface of frame, sand mold transferring platform upper surface concordant, see Figure 13.
Push type send mould: be positioned at the lower sand mold feed screw nut enclosed on the right side of frame and move left and right drive unit drive nut and move to the left, namely gripper shoe, point template, upper die and lower die etc. are transported to upper sand mold and enclose frame and lower sand mold encloses between frame, alignment pin 30, alignment pin hole 31, pin-and-hole 32, pin 33 on the same axis, see Figure 14 (with reference to figure 3).Gripper shoes etc. are transported to sand mold and enclose while frame and lower sand mold enclose between frame, and namely the push pedal 28 be positioned on the left of gripper shoe is shifted onto the sand mold of upper sand mold and lower sand mold composition on sand mold transferring platform, see Figure 14 (with reference to figure 3).Afterwards, middle lifting drives oil cylinder just oppositely to move (middle lifting drives oil cylinder to drive lower sand mold base plate to move down) return (getting back to original state).
And then from above-mentioned " matched moulds " step, like this, sand mold can constantly be produced, and greatly improves operating efficiency, reduces labour intensity.
Claims (6)
1. the horizontal parting removable flask molding machine of accurate positioning, stable action, is characterized in that: it comprises support; Lower fagging and drive lower fagging oscilaltion, the lower lifting drive be arranged on support is connected; Lower sand mold base plate and drive lower sand mold base plate oscilaltion, be arranged on lifting drive on lower fagging and be connected; Lower sand mold encloses frame around lower sand mold base plate, and bottom can under being arranged on of oscilaltion on fagging by lower elastomer; Upper fagging and drive upper fagging oscilaltion, the upper lifting drive be arranged on support is connected; Upper sand mold base plate arranges on support; Upper sand mold encloses frame around upper sand mold base plate, upper sand mold enclose frame relative to upper fagging in certain distance range can oscilaltion be arranged on fagging; Make when upper sand mold encloses and to be provided with normality between frame and upper fagging sand mold enclose frame away from the upper elastomer of fagging; It also comprises sand blasting unit, and sand blasting unit comprises the blast tube communicated with compressed air source, and blast tube arranges sand inlet; Upper sand mold encloses frame and lower sand mold and encloses on frame and have and two of blast tube sand filling passageways that outlet communicates; Upper sand mold opposing upper and lower encloses frame and lower sand mold and encloses between frame and be provided with a point template; The top and bottom of point template arrange upper die and lower die respectively; Running channel core rod can oscilaltion through upper sand mold base plate, at upper sand mold base plate and the flexible member making the lower end of running channel core rod contact with the upper surface of patrix when being provided with in normality between running channel core rod;
Upper sand mold encloses on opposite face that frame and lower sand mold enclose frame and arranges corresponding alignment pin, alignment pin hole respectively; Point template is provided with pin-and-hole, the pin corresponding to above-mentioned alignment pin, alignment pin hole;
Lower fagging is provided with lower guide cylinder, and the periphery of lower guide cylinder arranges low sleeve, and low sleeve encloses frame with lower sand mold and is connected;
Described upper sand mold encloses frame: on upper fagging, be fixed with guide pin bushing, enclose on frame at upper sand mold and fix upper guide post, upper guide post upper end has the axle journal that diameter is greater than upper guide post, guide pin bushing endoporus is a blind hole, blind hole oral area has the stepped hole that aperture is less than blind hole aperture, axle journal coordinates with blind hole, and stepped hole coordinates with upper guide post; Upper and lower elastomer is spiral compression spring.
2. horizontal parting removable flask molding machine as claimed in claim 1, it is characterized in that: further comprising the gripper shoe for supporting point template, gripper shoe has hole, and the perimeter support of point template is in the support plate upper surface of hole periphery; Gripper shoe moves left and right with drive gripper shoe, the drive unit that moves left and right be arranged on support is connected.
3. horizontal parting removable flask molding machine as claimed in claim 2, it is characterized in that: further comprising and support encloses the concordant sand mold transferring platform of frame with lower sand mold being arranged on; Sand mold transferring platform with under the drive moving left and right drive unit, be positioned at lower sand mold enclose that the gripper shoe of frame side is relative is respectively positioned at the both sides that lower sand mold encloses frame.
4. horizontal parting removable flask molding machine as claimed in claim 1, is characterized in that: middle lifting drive is oil cylinder, and this oil cylinder is through lower guide cylinder.
5. horizontal parting removable flask molding machine as claimed in claim 1, is characterized in that: upper, middle and lower lifting drive is oil cylinder.
6. horizontal parting removable flask molding machine as claimed in claim 1, is characterized in that: on the lower surface of upper sand mold base plate, be fixed with up big and down small conical die, and running channel core rod is through conical die.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410081229.2A CN103878326B (en) | 2014-03-07 | 2014-03-07 | The horizontal parting removable flask molding machine of accurate positioning, stable action |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410081229.2A CN103878326B (en) | 2014-03-07 | 2014-03-07 | The horizontal parting removable flask molding machine of accurate positioning, stable action |
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| CN103878326A CN103878326A (en) | 2014-06-25 |
| CN103878326B true CN103878326B (en) | 2015-11-18 |
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| CN201410081229.2A Expired - Fee Related CN103878326B (en) | 2014-03-07 | 2014-03-07 | The horizontal parting removable flask molding machine of accurate positioning, stable action |
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| CN113198980A (en) * | 2021-05-19 | 2021-08-03 | 常州巧捷铸造设备有限公司 | Middle box propulsion device of clay sand molding machine |
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| SE8008722L (en) * | 1980-12-11 | 1982-06-12 | Sintokogio Ltd | FORM MACHINE |
| CN201179548Y (en) * | 2008-04-24 | 2009-01-14 | 浙江省机电设计研究院有限公司 | Sand cover molding machine adapted for automatic production line |
| CN202934084U (en) * | 2012-09-20 | 2013-05-15 | 孟昭贵 | Horizontal parting static pressure molding machine and static pressure molding unit capable of achieving automatic mold assembly |
| CN203751276U (en) * | 2014-03-07 | 2014-08-06 | 南京亚力电气有限公司 | Horizontal-parting flaskless molding machine with locating accuracy and acting stability |
Family Cites Families (4)
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| JPS5924552A (en) * | 1982-07-30 | 1984-02-08 | Sintokogio Ltd | Simultaneous forming machine of flaskless type top and bottom molds |
| JPH0214833Y2 (en) * | 1985-02-15 | 1990-04-23 | ||
| JP3459913B2 (en) * | 2001-06-12 | 2003-10-27 | メタルエンジニアリング株式会社 | Method and apparatus for filling molding sand in frameless molding apparatus |
| WO2011052100A1 (en) * | 2009-10-28 | 2011-05-05 | 新東工業株式会社 | Simultaneous molding method, and ejection molding device |
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| SE8008722L (en) * | 1980-12-11 | 1982-06-12 | Sintokogio Ltd | FORM MACHINE |
| CN201179548Y (en) * | 2008-04-24 | 2009-01-14 | 浙江省机电设计研究院有限公司 | Sand cover molding machine adapted for automatic production line |
| CN202934084U (en) * | 2012-09-20 | 2013-05-15 | 孟昭贵 | Horizontal parting static pressure molding machine and static pressure molding unit capable of achieving automatic mold assembly |
| CN203751276U (en) * | 2014-03-07 | 2014-08-06 | 南京亚力电气有限公司 | Horizontal-parting flaskless molding machine with locating accuracy and acting stability |
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