CN203751274U - Horizontal-parting flaskless molding machine with sand blasting convenience and pouring easiness - Google Patents
Horizontal-parting flaskless molding machine with sand blasting convenience and pouring easiness Download PDFInfo
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- CN203751274U CN203751274U CN201420101108.5U CN201420101108U CN203751274U CN 203751274 U CN203751274 U CN 203751274U CN 201420101108 U CN201420101108 U CN 201420101108U CN 203751274 U CN203751274 U CN 203751274U
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Abstract
The utility model provides a horizontal-parting flaskless molding machine which is good in reliability, convenient for sand blasting and easy for pouring and can be used for producing sand molds in a high-efficiency manner. The horizontal-parting flaskless molding machine comprises a machine base, a lower supporting plate is connected with a lower lifting driving device, a lower sand mold bottom plate is connected with a middle lifting driving device on the lower supporting plate, a lower sand mold enclosure frame is arranged on the lower supporting plate by a lower elastomer, an upper supporting plate is connected with an upper lifting driving device, an upper sand mold enclosure frame is arranged on the upper supporting plate in a manner of going up and down, an upper elastomer is arranged between the upper sand mold enclosure frame and the upper supporting plate, two outlets of a sand blasting pipe are communicated with the upper sand mold enclosure frame and the lower sand mold enclosure frame by two transitional passages in a transitional plate fixed on the machine base, a parting plate is arranged between the upper sand mold enclosure frame and the lower sand mold enclosure frame, a pouring gate mold core penetrates through an upper sand mold bottom plate, and a conical mold through which the pouring gate mold core penetrates is arranged on the lower surface of the upper sand mold bottom plate.
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 available sand mould casting method obtain.Because the Modeling Material that sand casting is used is cheap and easy to get, Casting mold manufacturing is easy, 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, is the basic technology in Foundry Production always.But the sand mold that casting is used is all generally to adopt to make by hand, labour intensity is large, and production efficiency is low.
Summary of the invention
The sandblast that the object of this technology is to provide a kind of good reliability, can high efficiency production go out sand mold is convenient, and cast is easy to horizontal parting removable flask molding machine.
This sandblast is convenient, and cast is easy to horizontal parting removable flask molding machine, comprises support; Lower fagging is connected with driving lower lower lifting drive fagging oscilaltion, that be arranged on support; Lower sand mold base plate is connected with driving the lower middle lifting drive oscilaltion of sand mold base plate, that be arranged on lower fagging; Lower sand mold encloses frame around lower sand mold base plate, bottom by lower elastomer can being arranged on of oscilaltion under on fagging; Upper fagging is connected with driving upper upper lifting drive fagging oscilaltion, that be arranged on support; Upper sand mold base plate arranges on support; Upper sand mold encloses frame around upper sand mold base plate, and upper sand mold encloses being arranged on fagging that frame can oscilaltion in certain distance range with respect to upper fagging; Upper sand mold enclose make while being 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 that communicates with compressed air source, and sand inlet is set on blast tube; Upper sand mold encloses frame and lower sand mold and encloses two sand filling passageways that outlet communicates that have on frame with blast tube; Upper sand mold opposing upper and lower encloses frame and lower sand mold and encloses and between frame, be provided with a minute template; On the top and bottom of minute template, upper die and lower die are set respectively; Running channel core rod can oscilaltion through upper sand mold base plate, the flexible member that while being provided with in normality between upper sand mold base plate and running channel core rod, the lower end of running channel core rod and the upper surface of patrix is contacted; On the lower surface of upper sand mold base plate, be fixed with up big and down small conical die, running channel core rod is through conical die;
Sand blasting unit also comprises a rebound being fixed on support, has two transition passages on rebound, and two outlets of blast tube communicate with two transition passages respectively; Lower lifting drive action, driving lower sand mold to enclose frame moves up, lower sand mold encloses frame and contacts with a minute template and promote that a minute template moves up until minute template and upper sand mold enclose frame while 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.
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, after lower sand mold encloses frame and contacts with a minute template lower surface, minute template moves up together with enclosing frame, lower sand mold base plate with lower sand mold under lower sand mold encloses the drive of frame, after the lower end in contact of the upper surface of patrix and running channel core rod, running channel core rod moves up with respect to upper sand mold base plate immediately, until the upper surface of minute template and upper sand mold enclose frame while contacting, lower lifting drive stops action.
Sandblast: sand blasting unit work, by sand inlet enter sand in blast tube under compressed-air actuated effect through sand filling passageway enter inner surface that sand mold encloses frame, on the lower surface of sand mold base plate, in the space that the upper surface of the outer peripheral face of running channel core rod, minute template and patrix surrounds and lower sand mold encloses the inner surface of frame, in the space that the lower surface of the upper surface of lower sand mold base plate, minute template and counterdie surrounds, obtain sand mold and lower sand mold.Be full of after sand, sand blasting unit quits work.When sandblast, running channel core rod position has formed vertical cavity in upper sand mold, and it casts liquid flow channel while pouring into a mould after being exactly.Sand enters between the lower end of running channel core rod and the upper surface of patrix when preventing sandblast, use flexible member make running channel core rod be pressed on patrix on.
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, final minute template reduces to the distance between upper sand mold base plate, and running channel core rod moves up with respect to upper sand mold base plate, and minute template reduces to the distance between lower sand mold base plate, 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 with respect to support, patrix is separated with upper sand mold, and running channel core rod moves down with respect to upper sand mold base plate; Under upper elastomeric elastic reaction, upper sand mold encloses frame and moves down together with upper sand mold simultaneously, and upper sand mold is separated with upper sand mold base plate; At lower sand mold, enclose in the process that frame, lower sand mold base plate, middle lifting drive etc. move down with respect to support, after dividing template to contact with support, minute template is just risen and can not move down again by sole plate supports, then descend lifting drive continue to drive lower sand mold to enclose frame and lower sand mold base plate (with respect to support) moves down, divide the counterdie in template separated with lower sand mold, simultaneously, under lower elastomeric elastic reaction, lower sand mold encloses frame and lower sand mold moves up with respect to lower sand mold base plate, and lower sand mold is separated with lower sand mold base plate; Then minute 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 enclose frame with lower sand mold, lower sand mold contacts, lower lifting drives oil cylinder to continue action, lower sand mold encloses frame, and just the upper sand mold of drive encloses frame, upper sand mold continues to move up, until the upper surface of upper sand mold contacts with upper sand mold base plate, lower lifting drives oil cylinder to stop action.
Top box off-type: upper lifting drive action, in drive, on fagging, move, 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, in drive, on fagging, move, upper fagging just drives upper sand mold to enclose frame and moves up, and upper sand mold base plate has stoped upper sand mold to follow that 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, drive lower sand mold to enclose the declines such as frame, lower sand mold bottom, upper sand mold declines together with lower sand mold, makes sand mold enclose in frame and depart from completely from upper sand mold.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, the sand mold that upper sand mold and lower sand mold form has been produced.After sand mold is taken off, middle lifting drive just oppositely moves (middle lifting drive drives lower sand mold base plate to move down) return (getting back to original state).
In this technology, sand blasting unit and upper sand mold enclose frame and lower sand mold to enclose frame independent, and sand blasting unit encloses frame and moves up and down without enclose frame and lower sand mold along with upper sand mold.Although structure is simple, sandblast is convenient.
The upper end inlet portion of the casting liquid flow channel that can form at running channel core rod by conical die forms the cavity of taper, casts pouring into and flowing of liquid, easily cast while being convenient to pour into a mould.
By said process, can complete the preparation of sand mold, it has replaced manual operation, and efficiency is high, and sandblast is convenient, easily cast, the sand-mould quality making is stable, and this equipment dependability is high.
For minute template that is conveniently provided with upper die and lower die, from upper sand mold, enclosing frame and lower sand mold encloses between frame and takes out or put into, above-mentioned horizontal parting removable flask molding machine, it also comprises for supporting the gripper shoe of minute template, in gripper shoe, have hole, the perimeter support of minute template is in the support plate upper surface of hole periphery; Gripper shoe is connected with driving the gripper shoe drive unit that moves left and right that move left and right, that be arranged on support.Like this, by moving left and right drive unit, can drive the gripper shoe of placing minute template to move left and right, make minute template upper sand mold enclose that frame and lower sand mold enclose between frame or from sand mold enclose frame and lower sand mold and enclose between frame out.Certainly, gripper shoe can not hinder moving up and down of minute template, so perforate in gripper shoe, the perimeter support of minute template is in the support plate upper surface of hole periphery.Preferably, it is also included in to be arranged on and encloses the concordant sand mold transferring platform of frame with lower sand mold on support; Sand mold transferring platform with under drive moving left and right drive unit, be positioned at that gripper shoe that lower sand mold encloses frame one 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 that the bottom surface of lower sand mold (upper surface of lower sand mold base plate) and lower sand mold enclose frame (upper surface) is concordant, now also to enclose frame (upper surface) concordant with lower sand mold 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 make left and right drive unit to sand mold transferring platform one side shifting, when the gripper shoe on the drive unit of left and right can be transported to sand mold and enclose frame and lower sand mold and enclose between frame, left and right drive unit can be shifted onto on sand mold transferring platform originally enclosing at upper sand mold the sand mold that frame and lower sand mold enclose between frame.Can carry out like this matched moulds process of next circulation, thus can cycle operation, production efficiency is provided; Meanwhile, also without 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 the sand filling passageway that frame and lower sand mold enclose on frame with upper sand mold and be communicated, like this, when upper sand mold encloses frame and lower sand mold and encloses frame and move up and down, 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 being fixed on support, on rebound, have two transition passages, two outlets of blast tube communicate with two transition passages respectively; Lower lifting drive action, driving lower sand mold to enclose frame moves up, lower sand mold encloses frame and contacts with a minute template and promote that a minute template moves up until minute template and upper sand mold enclose frame while 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 to frame and lower sand mold, to enclose frame independent, and sand blasting unit encloses frame and moves up and down without enclose frame and lower sand mold along with upper sand mold.Certainly, minute template is simultaneously respectively when lower sand mold encloses frame, upper sand mold and encloses frame and contact and need sandblast, and upper sand mold encloses the sand filling passageway that frame and lower sand mold enclose on frame and by two transition passages, communicates with blast tube respectively, so can not hinder normal sandblast operation.Above-mentioned horizontal parting removable flask molding machine, upper sand mold encloses on the opposite face that frame and lower sand mold enclose frame corresponding alignment pin, alignment pin hole is set respectively; In minute template, be provided with and above-mentioned alignment pin, the corresponding pin-and-hole in alignment pin hole, pin.Alignment pin with can make coordinating of 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 can make coordinating of pin upper sand mold enclose frame, minute template, lower sand mold enclose frame up and down phase time-setting position do not have deviation.
In order to enclose frame to lower sand mold, move up and down reliably and lead, above-mentioned horizontal parting removable flask molding machine, is provided with lower guide cylinder on lower fagging, and the periphery of lower guide cylinder arranges low sleeve, and low sleeve encloses frame with lower sand mold and is connected.Preferably, 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.
In order to enclose frame to upper sand mold, move up and down reliably and lead, 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, described upper sand mold encloses the structure being arranged on fagging that frame can oscilaltion in certain distance range with respect to upper fagging: on upper fagging, be fixed with guide pin bushing, at upper sand mold, enclose on frame fixedly 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 in this certain distance range simple and reliable for structure, further simplified the structure of this horizontal parting removable flask molding machine.
Accompanying drawing explanation
Fig. 1 is that sandblast is convenient, and cast is easy to horizontal parting removable flask molding machine and send mould front view.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is that sandblast is convenient, and cast is easy to horizontal parting removable flask molding machine and send view after mould.
Fig. 4 is that sandblast is convenient, and cast is easy to horizontal parting removable flask molding machine matched moulds view.
Fig. 5 is that sandblast is convenient, and cast is easy to horizontal parting removable flask molding machine sandblast view.
Fig. 6 is the right view of Fig. 5.
Fig. 7 is that sandblast is convenient, and cast is easy to horizontal parting removable flask molding machine compaction state schematic diagram.
Fig. 8 is that sandblast is convenient, and cast is easy to horizontal parting removable flask molding machine demoulding view.
Fig. 9 is that sandblast is convenient, and cast is easy to horizontal parting removable flask molding machine and moves back mould view.
Figure 10 is that sandblast is convenient, and cast is easy to horizontal parting removable flask molding machine mould assembling view.
Figure 11 is that sandblast is convenient, and cast is easy to horizontal parting removable flask molding machine top box off-type view.
Figure 12 is that sandblast is convenient, and cast is easy to horizontal parting removable flask molding machine branch mailbox view.
Figure 13 is that sandblast is convenient, and cast is easy to horizontal parting removable flask molding machine nowel off-type view.
Figure 14 is that sandblast is convenient, and the easy horizontal parting removable flask molding machine of cast pushes away type and 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 the schematic diagram of structure 19 that can oscilaltion in certain distance range.
The specific embodiment
Horizontal parting removable flask molding machine shown in Figure 1, lower lifting drives oil cylinder 3 vertically to arrange, and its cylinder body and support 1 are fixing.Lower fagging 2 drives the piston rod of oil cylinder 3 to be connected with lower lifting.On lower fagging, be also fixed with lower guide cylinder 11, the periphery of lower guide cylinder is provided with the low sleeve 12 sliding up and down.Middle lifting drives oil cylinder 4 to be positioned at the vertical setting of lower guide cylinder 11, and its cylinder body is fixed on lower fagging 2 tops.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 38, four lower guide pillars of 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 sliding up and down.
Upper lifting drives oil cylinder 5 vertically to arrange, and its cylinder body and support 1 are fixing.Upper fagging 13 drives the piston rod of oil cylinder 5 to be connected with upper lifting.Upper sand mold base plate 14 tops are connected with support by upper guide cylinder 15, the upper sliding sleeve 16 that the periphery setting of upper guide cylinder slides up and down, and upper sliding sleeve is connected with the upper plate 18 that is fixed on upper sand mold and encloses frame 17 tops.
Upper sand mold encloses frame 17 around upper sand mold base plate 14.Upper plate 18 can oscilaltion in certain distance range with respect to upper fagging structure 19 be arranged on fagging 13.Structure 19 that can oscilaltion in certain distance range has varied.For example, this structure 19 comprises four upper guide posts 191 that are fixed on upper plate, on upper fagging 13, be fixed with four guide pin bushings 192, upper guide post 191 upper ends have 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 hole bottom, upper guide post (and upper plate and upper sand mold enclose frame) just can not move up with respect to guide pin bushing (with upper fagging) again; When the lower surface 197 of axle journal 193 and the upper surface 198 of stepped hole 195 contact, upper guide post (and upper plate and upper sand mold enclose frame) just can not move down with respect to guide pin bushing (with upper fagging) again; That is to say, upper guide post (and upper plate and upper sand mold enclose frame) with respect to upper fagging in the depth bounds of blind hole can with respect on fagging 13 oscilaltions.Certainly, guide pin bushing and upper guide post can exchange mutually, that is to say, guide pin bushing is fixed on upper plate, and upper guide post is fixed on fagging, can realize same function.
Go up spiral compression springs 21 respectively around four upper guide posts for four that are compressed between upper plate and guide pin bushing lower surface.
Being positioned at feed screw nut that lower sand mold encloses frame right side moves left and right drive unit and (is included in the leading screw 221 being connected with motor output shaft, the nut 222 coordinating with leading screw etc., 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.In gripper shoe, have hole 231.The left side of gripper shoe is fixed with for promoting the push pedal 28 of sand mold.In support plate upper surface, be provided with four pin dishes 24 with taper bolt 241.The periphery of minute template 25 have four with the corresponding cylindrical hole 251 of taper bolt.Referring to Fig. 1, taper bolt 241 stretches in cylindrical hole 251, and the lower surface of minute template 25 contacts with the upper surface of pin dish; Minute template 25 sand mold on opposing upper and lower encloses frame and lower sand mold encloses between frame, and patrix 26 and counterdie 27 are set respectively on the top and bottom of minute template.The left side of gripper shoe is fixed with for promoting the push pedal 28 of sand mold.
Be arranged on sand mold transferring platform 29 on support and be positioned at lower sand mold and enclose frame right side, the upper surface of sand mold transferring platform 29 is concordant with the upper surface that lower sand mold encloses frame.
Referring to Fig. 1,2,15, upper sand mold encloses on the lower surface of frame four alignment pins 30 is set, and lower sand mold encloses on the upper surface of frame four the alignment pin holes 31 corresponding with alignment pin 30 are set.At minute template upper surface, be provided with four pin-and-holes 32 corresponding with alignment pin 30, at minute template lower surface, be provided with four pins 33 corresponding with alignment pin hole 31.
In sand blasting unit 20, the sand-blasting drum 202 being 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, being fixed on the outlet that has 206, two blast tubes of two transition passages on the rebound 205 on support communicates with two transition passages respectively.
Upper sand mold encloses frame and lower sand mold and encloses and on frame, have sand filling passageway 207.Lower lifting drives cylinder action, driving lower sand mold to enclose frame moves up, lower sand mold encloses frame and contacts with a minute template and promote that a minute template moves up until minute template and upper sand mold enclose frame while 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, running channel core rod 61 is positioned on the position on sand mold base plate 14 tops spacing back-up ring 62 is set, bolt Compress Spring 63 is arranged in the spring base 64 on the upper surface that is fixed on sand mold base plate 14, and bolt Compress Spring 63 is between spacing back-up ring 62 and the bottom surface of spring base 64.On the lower surface of upper sand mold base plate 14, be fixed with up big and down small conical die 65, running channel core rod is through conical die 65.Under the effect of bolt Compress 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 with respect to upper sand mold base plate 14 again, but running channel core rod 61 can move up with respect 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 use procedure of this horizontal parting removable flask molding machine is as follows.
Send mould: referring to Fig. 1,2, the upper surface of sand mold transferring platform is concordant with the upper surface that lower sand mold encloses frame.Being positioned at feed screw nut that lower sand mold encloses frame right side moves left and right drive unit drive nut 222 and moves to the left, gripper shoe, minute template, upper die and lower die etc. are transported to upper sand mold encloses frame and lower sand mold encloses between frame, alignment pin 30, alignment pin hole 31, pin-and-hole 32, pin 33 are on same axis, referring to 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, after lower sand mold encloses frame upper surface and contacts with a minute template lower surface, minute template encloses under the drive of frame and lower sand mold encloses frame at lower sand mold, 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 with respect to upper sand mold base plate immediately, then alignment pin 30 stretches into pin-and-hole 32, until the upper surface of minute template and upper sand mold enclose the lower surface of frame while contacting, referring to Fig. 4, lower lifting drives oil cylinder to stop action.
Sandblast: 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, minute template and patrix and lower sand mold enclose in the space 35 that frame, lower sand mold base plate, minute template and counterdie surround, obtain sand mold 36 and lower sand mold 37, referring to Fig. 5,6.Be full of after 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, final minute template to the distance between upper sand mold base plate reduce, upper plate leaves upper sand mold base plate, running channel core rod moves up with respect to upper sand mold base plate, minute template to the distance between lower sand mold base plate reduce, distance between lower sand mold base plate and lower plate increases, upper sand mold and lower sand mold are all compressed, density increases, referring to Fig. 7.
The demoulding: lower lifting drives cylinder action, driving lower sand mold to enclose frame, lower sand mold base plate, middle lifting driving oil cylinder etc. moves down with respect to support, patrix is separated with upper sand mold, and running channel core rod moves down with respect to upper sand mold base plate until spacing back-up ring contacts with upper sand mold plate upper surface, under the elastic reaction of upper spiral compression spring, upper sand mold encloses frame and moves down together with upper sand mold simultaneously, and upper sand mold is separated with upper sand mold base plate, at lower sand mold, enclose frame, lower sand mold base plate, in the process that middle lifting driving oil cylinder etc. moves down with respect to support, in gripper shoe, taper bolt stretches into the cylindrical hole in minute template, after the lower surface of Divide Template contacts with the upper surface of dish pin, minute supported plate of template just supports and can not move down again, then descend lifting to drive oil cylinder to continue to drive lower sand mold to enclose frame and lower sand mold base plate (with respect to support) moves down, divide the counterdie in template 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 with respect to lower sand mold base plate, lower sand mold is separated with lower sand mold base plate, referring to Fig. 8.
Move back mould: feed screw nut moves left and right drive unit drive nut and moves to the right, gripper shoe, minute template, upper die and lower die etc. are enclosed to 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, referring to 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 encloses four alignment pins 30 on frame lower surface and stretches into lower sand mold and enclose four alignment pin holes 31 on frame upper surface, upper sand mold encloses that frame, upper sand mold enclose frame with lower sand mold, lower sand mold contacts, lower lifting drives oil cylinder to continue action, lower sand mold encloses frame, and just the upper sand mold of drive encloses frame, upper sand mold continues to move up, until the upper surface of upper sand mold contacts with upper sand mold base plate, lower lifting drives oil cylinder to stop action, referring to Figure 10.
Top box off-type: upper lifting drives cylinder action, in drive, on fagging, move, upper fagging and be fixed on the distance that sand mold encloses between the upper plate on frame and increase gradually, until upper fagging and upper plate apart from maximum (lower surface of axle journal 193 contacts with the upper surface of stepped hole 195) after, upper lifting drives oil cylinder to continue action, in drive, on fagging, move, upper fagging and upper plate, sand mold encloses frame, upper sand mold encloses frame and moves up, and stoped upper sand mold to follow upper sand mold because upper sand mold base plate is motionless, enclose frame and move 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, referring to Figure 11.
Branch mailbox: lower lifting drives cylinder action, drives lower sand mold to enclose the declines such as frame, lower sand mold bottom, and upper sand mold declines together with lower sand mold, makes sand mold enclose in frame and depart from completely from upper sand mold, referring to Figure 12.After upper sand mold encloses in frame and to 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 and can, with respect to moving on lower sand mold base plate, make to occur gap between lower sand mold and lower sand mold base plate, referring to Figure 12.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), and under the elastic reaction of upper spiral compression spring, upper plate contacts with upper sand mold base plate.
Nowel off-type: middle lifting drives cylinder action, drive lower sand mold base plate to move up, until after lower sand mold base plate contacts with lower sand mold, lower sand mold and upper sand mold move up together with just under the drive of lower sand mold base plate, until lower sand mold comes off completely from lower sand mold, the upper surface of lower sand mold base plate encloses the upper surface of frame, the upper surface of sand mold transferring platform is concordant with lower sand mold, referring to Figure 13.
The type of pushing away send mould: be positioned at feed screw nut that lower sand mold encloses frame right side and move left and right drive unit drive nut and move to the left, gripper shoe, minute template, upper die and lower die etc. are transported to upper sand mold encloses frame and lower sand mold encloses between frame, alignment pin 30, alignment pin hole 31, pin-and-hole 32, pin 33 are on same axis, referring to Figure 14 (with reference to figure 3).Gripper shoes etc. are transported to sand mold when enclosing frame and lower sand mold and enclose between frame, and the push pedal 28 that is positioned at gripper shoe left side is shifted the sand mold of upper sand mold and lower sand mold composition on sand mold transferring platform onto, referring to 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 has improved greatly operating efficiency, has reduced labour intensity.
Claims (7)
1. sandblast is convenient, and cast is easy to horizontal parting removable flask molding machine, it is characterized in that: it comprises support; Lower fagging is connected with driving lower lower lifting drive fagging oscilaltion, that be arranged on support; Lower sand mold base plate is connected with driving the lower middle lifting drive oscilaltion of sand mold base plate, that be arranged on lower fagging; Lower sand mold encloses frame around lower sand mold base plate, bottom by lower elastomer can being arranged on of oscilaltion under on fagging; Upper fagging is connected with driving upper upper lifting drive fagging oscilaltion, that be arranged on support; Upper sand mold base plate arranges on support; Upper sand mold encloses frame around upper sand mold base plate, and upper sand mold encloses being arranged on fagging that frame can oscilaltion in certain distance range with respect to upper fagging; Upper sand mold enclose make while being 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 that communicates with compressed air source, and sand inlet is set on blast tube; Upper sand mold encloses frame and lower sand mold and encloses two sand filling passageways that outlet communicates that have on frame with blast tube; Upper sand mold opposing upper and lower encloses frame and lower sand mold and encloses and between frame, be provided with a minute template; On the top and bottom of minute template, upper die and lower die are set respectively; Running channel core rod can oscilaltion through upper sand mold base plate, the flexible member that while being provided with in normality between upper sand mold base plate and running channel core rod, the lower end of running channel core rod and the upper surface of patrix is contacted; On the lower surface of upper sand mold base plate, be fixed with up big and down small conical die, running channel core rod is through conical die;
Sand blasting unit also comprises a rebound being fixed on support, has two transition passages on rebound, and two outlets of blast tube communicate with two transition passages respectively; Lower lifting drive action, driving lower sand mold to enclose frame moves up, lower sand mold encloses frame and contacts with a minute template and promote that a minute template moves up until minute template and upper sand mold enclose frame while 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.
2. horizontal parting removable flask molding machine as claimed in claim 1, is characterized in that: upper sand mold encloses on the opposite face that frame and lower sand mold enclose frame corresponding alignment pin, alignment pin hole are set respectively; In minute template, be provided with and above-mentioned alignment pin, the corresponding pin-and-hole in alignment pin hole, pin.
3. horizontal parting removable flask molding machine as claimed in claim 1, is characterized in that: on lower fagging, be provided with lower guide cylinder, the periphery of lower guide cylinder arranges low sleeve, and low sleeve encloses frame with lower sand mold and is connected.
4. horizontal parting removable flask molding machine as claimed in claim 2, 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 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.
6. horizontal parting removable flask molding machine as claimed in claim 1, is characterized in that: upper and lower elastomer is spiral compression spring.
7. horizontal parting removable flask molding machine as claimed in claim 1, is characterized in that: upper, middle and lower lifting drive is oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420101108.5U CN203751274U (en) | 2014-03-07 | 2014-03-07 | Horizontal-parting flaskless molding machine with sand blasting convenience and pouring easiness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420101108.5U CN203751274U (en) | 2014-03-07 | 2014-03-07 | Horizontal-parting flaskless molding machine with sand blasting convenience and pouring easiness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203751274U true CN203751274U (en) | 2014-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420101108.5U Expired - Fee Related CN203751274U (en) | 2014-03-07 | 2014-03-07 | Horizontal-parting flaskless molding machine with sand blasting convenience and pouring easiness |
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| Country | Link |
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| CN (1) | CN203751274U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107321933A (en) * | 2017-08-09 | 2017-11-07 | 湖北亚钢金属制造有限公司 | High efficiency levels parting removable flask molding machine and its formative method |
-
2014
- 2014-03-07 CN CN201420101108.5U patent/CN203751274U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107321933A (en) * | 2017-08-09 | 2017-11-07 | 湖北亚钢金属制造有限公司 | High efficiency levels parting removable flask molding machine and its formative method |
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