CN105621221A - Hoisting system for hot pressed sintering mold - Google Patents
Hoisting system for hot pressed sintering mold Download PDFInfo
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- CN105621221A CN105621221A CN201410588258.8A CN201410588258A CN105621221A CN 105621221 A CN105621221 A CN 105621221A CN 201410588258 A CN201410588258 A CN 201410588258A CN 105621221 A CN105621221 A CN 105621221A
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Abstract
The invention provides a hoisting system for a hot pressed sintering mold. The hoisting system comprises a casting mold sleeve, a tray and hoisting equipment, wherein the casting mold sleeve is used for storing hot pressed sintering raw materials and is of a cylindrical structure with the upper end and the lower end open; the tray is arranged under the casting mold sleeve and seals the opening of the lower end of the casting mold sleeve, and a plurality of notches are formed in the edge of the surface, where the casting mold sleeve is arranged, of the tray; the hoisting equipment is used for moving the casting mold sleeve and/or the tray. The hoisting equipment comprises a fixing support arranged above the casting mold sleeve and a plurality of hanging rods, the upper ends of the hanging rods are mounted on the fixing support, the area between the hanging rods and the fixing support is used for accommodating the casting mold sleeve, and the lower ends of the hanging rods are provided with hooks which can be embedded into the notches in the edge of the tray. By means of the hoisting system for the hot pressed sintering mold, in the hot pressed sintering technology, the mounting and dismounting efficiency of the casting mold sleeve and the tray in the mold setting and demolding processes can be improved, and the moving stability of the casting mold sleeve and the tray in the hot pressed sintering mold moving process can be improved.
Description
Technical field
The present invention relates to mechanical field, especially relate to a kind of hot pressed sintering mould Lift-on/Lift-off System.
Background technology
Hot pressed sintering is a kind of common hot-pressing sintering technique, its processing step includes: after material powder is filled into model, powder stock is carried out high-temperature heating, pressurize from single shaft direction to the material powder in model at high-temperature heating, thus promoting material powder molding and sintering to simultaneously complete simultaneously.
In quasiconductor target as sputter field, hot pressed sintering (HotPressedSintering) is a kind of common preparation of target materials technique, in order to prepare all kinds of metal targets such as chromium, molybdenum.
With reference to Fig. 1, hot pressed sintering mould includes,
Pallet 10;
Being placed in the bracing piece sleeve 11 on described pallet 10, described bracing piece sleeve 11 is the hollow cylindrical configuration of both ends open, is used for placing material powder 13, and described bracing piece sleeve one end is placed on described pallet 10, it is achieved lower end seals;
It is positioned at bracing piece sleeve 11 inside and the multiple isolating pad 12 along described bracing piece sleeve 11 axially-aligned, described bracing piece sleeve 11 is split in multiple spaces for placing material powder 13 by the plurality of isolating pad vertically, thus a hot-pressing sintering technique prepares multiple target in described bracing piece sleeve;
Being positioned at the pressure head 13 of described bracing piece sleeve 11 opening, described pressure head 13 is used for sealing described bracing piece sleeve 11 upper end open, and simultaneously in hot-pressing sintering technique, the material powder filled in described bracing piece sleeve 11 applies pressure respectively.
In use procedure, after described bracing piece sleeve is placed on described pallet 10, material powder 13 is loaded in described bracing piece sleeve 11, and each isolating pad, described pressure head 13 have bracing piece sleeve 11 upper end open be placed in described bracing piece sleeve 11 afterwards, realize bracing piece sleeve 11 and sealed die-filling step, afterwards bracing piece sleeve 11 and pallet 10 are placed in hot-pressed sintering furnace, carry out hot-pressing sintering technique;
Treat that hot-pressing sintering technique completes, after forming polylith target, described hot pressed sintering mould is taken out by hot-pressed sintering furnace, and makes described bracing piece sleeve 11 depart from pallet 10, expose stacking multiple preparations target completely on pallet 10, to complete demoulding step.
In hot-pressing sintering technique, temperature often as high as 1000 DEG C��2000 DEG C, and described bracing piece sleeve 11 sidewall needs to bear huge pressure. For this, the bracing piece sleeve more than 11 of existing hot pressed sintering mould adopts graphite composite material to make (CFC) to bear High Temperature High Pressure, and bracing piece sleeve has enough thickness to bear high pressure, so the quality of existing bracing piece sleeve 11 is up to several tons.
Thus the die-filling step of material powder of hot pressed sintering, die-filling after insert step in hot-pressed sintering furnace, and the demoulding step complexity after hot-pressing sintering technique, need to consume bigger manpower, and there is suitable danger, it is easy to cause target product, burn failure and workman's damage.
For this, how to improve in hot-pressing sintering technique, the die-filling step of material powder, step hot pressed sintering mould inserted in hot-pressed sintering furnace, and the efficiency of the demoulding step after hot pressed sintering, be those skilled in the art's problems of needing solution badly.
Summary of the invention
The problem that this invention address that is to provide a kind of hot pressed sintering mould Lift-on/Lift-off System, to improve in hot-pressing sintering technique, and the die-filling step of material powder, step hot pressed sintering mould inserted in hot-pressed sintering furnace, and the demoulding step efficiency after hot-pressing sintering technique.
For solving the problems referred to above, hot pressed sintering mould Lift-on/Lift-off System provided by the present invention, including:
Mold sleeve, is used for placing hot pressed sintering raw material, and described mold sleeve is the tubular structure of upper and lower both ends open;
Pallet, is placed in the lower section of described mold sleeve, and makes described mold sleeve lower ending opening close, and described pallet is formed with multiple breach for the marginal surface placing described mold sleeve;
Hanging device, described hanging device includes:
Fixed support, is arranged at the top of described mold sleeve;
Many pegs, the upper end of described peg is arranged on described fixed support, and the region between each peg and fixed support is used for holding described mold sleeve, and described peg lower end is provided with hook and described hook can embed in the breach of described tray edge.
Alternatively, described peg can around the axial rotation of peg, thus driving described hook around the axial rotation of described peg.
Alternatively, described fixed support is offered the through hole that multiple and each peg is corresponding; Described peg upper end is arranged in described through hole and can around the axial rotation of described peg.
Alternatively, the through hole on the described fixed support of upper end traverse of described peg; The upper end of described peg is provided with external screw thread,
Described peg is both above and below arranged with a nut matched with described external screw thread at described through hole;
Described external screw thread matches with described nut and is arranged on described fixed support by described peg.
Alternatively, described hanging device also includes rotary positioning structure, rotates location in order to control described peg.
Alternatively, described rotary positioning structure includes:
It is fixed on the location bar on described peg;
It is opened in the first hole, location on the bar of described location;
Being opened in the second hole, location on described fixed support, when described hook embeds in the breach of described pallet, described first hole, location is relative with the second position of positioning hole;
It is set in the alignment pin in described first hole, location and the second hole, location.
Alternatively, described location bar is positioned at above described fixed support.
Alternatively, to be each perpendicular to described peg axial for described fixed support and described location bar.
Alternatively, described peg includes pole and the fixing head being arranged on described fixed support; Described pole upper end is fixed in described fixing head, and lower end is equipped with described hook.
Alternatively, described fixed support includes many fixing bars;
Described fixed support is the radial structure that many fixing bar one end are fixed together;
Each loose other end of fixing bar is respectively provided with a described peg.
Alternatively, described many fixing bars are uniformly distributed centered by fixing end.
Alternatively, described fixing bar is perpendicular to the axial of described peg.
Alternatively, described hook is perpendicular to the axial of described peg.
Alternatively, being provided with bracing piece between adjacent two pegs, the two ends of described bracing piece connect adjacent two piece peg respectively.
Alternatively, adjacent two bracing pieces head and the tail connect, and make formation loop configuration between each bracing piece.
Alternatively, equipped with bracing piece sleeve on described peg, and described peg can around the axial rotation of described peg in described bracing piece sleeve; The two ends of described bracing piece are fixing with the bracing piece sleeve on adjacent two pegs respectively to be connected.
Alternatively, the material of described hanging device is rustless steel.
Alternatively, described fixed support is provided with suspension ring, is used for connecting outside lifting appliance.
Compared with prior art, technical scheme has the advantage that
Being formed with multiple breach at pallet for the marginal surface placing mold sleeve, each hook that the peg lower end of hanging device is arranged can be embedded the surface of described pallet by breach each described. In the die-filling step of hot pressed sintering, after mold sleeve being placed in the fixed support of hanging device and the region of each peg formation, the hook of each peg lower end is propped up described mold sleeve lower surface, the bottom of mold sleeve is formed multiple strong point, described hanging device is hung afterwards with outside lifting appliance, mold sleeve is carried by hanging device, mold sleeve is placed in above described pallet, the hook making peg afterwards embeds in each breach of described pallet, mold sleeve is placed in described tray surface simultaneously, completes mold sleeve and pallet assembles. In mold sleeve, load hot pressed sintering raw material afterwards, complete the die-filling step of hot pressed sintering;
After the die-filling step of hot pressed sintering, described mold sleeve and pallet are placed in the region of described fixed support and the formation of each peg, make the hook of peg lower end prop up the bottom of pallet, with mobile described mold sleeve and pallet, be placed in hot-pressed sintering furnace;
After hot-pressing sintering technique, described mold sleeve is steadily placed in the fixed support of described hanging device and the region of each peg formation, and make the hook of the peg lower end of hanging device be embedded below described mold sleeve by the indentation, there of described tray surface, to prop up the lower surface of described mold sleeve, hanging device is sling by the lifting appliance adopting outside afterwards again, to realize described mold sleeve disengaging pallet, complete mold sleeve and pallet dismounting, namely complete demoulding step;
Adopt hot pressed sintering mould Lift-on/Lift-off System provided by the invention, can stablize, convenient and be efficiently completed the assembly and disassembly of mold sleeve and pallet, to improve die-filling and demoulding step efficiency; In addition peg is rigid structure, it is possible to reduce the deformation that peg occurs in lifting by crane described mold sleeve process, to improve the Stability and veracity that described mold sleeve moves.
Still optionally further, peg can around the axial rotation of peg, thus driving described hook around peg axial-rotation. In use, behind region mold sleeve being placed between the fixed support of hanging device and each peg, by rotating described peg to adjust the angle between hook and mold sleeve, to complete the breach step that hook embeds and departs from described tray surface, thus at hanging device, mold sleeve and pallet under relative position maintains static premise, complete mold sleeve and fix or depart from described hanging device, improve the stability of hanging device.
Still optionally further, described peg is provided with location bar, described location bar is provided with the first hole, location, described fixed support is provided with the second hole, location, and is set in the alignment pin in the first location and the second hole, location, when described hook embeds in the breach of described pallet, described first hole, location is relative with the second position of positioning hole. in use procedure, behind region mold sleeve put between described fixed support and peg, rotate described peg, make described first hole, location relative with the second position of positioning hole, now the hook of each peg embeds in the breach of described pallet, and described hook props up the bottom of described mold sleeve, alignment pin is set afterwards in the first hole, location and the second positioning inner sleeve, realize described peg location, avoid described peg to rotate and cause hook dislocation, thus the stability improved in mold sleeve lifting moving process, and then improve the safety of mold sleeve lifting operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing hot pressed sintering mould;
Fig. 2 is the structural representation of hot pressed sintering mould Lift-on/Lift-off System one embodiment of the present invention;
Fig. 3 is the structural representation of hanging device one embodiment in hot pressed sintering mould Lift-on/Lift-off System in Fig. 2;
Fig. 4 is the top view of hanging device in Fig. 3;
Fig. 5 is the structural representation in A portion in Fig. 3;
Fig. 6 is the structural representation in B portion in Fig. 3.
Detailed description of the invention
As described in the background art, the die quality that hot-pressing sintering technique adopts is big, for the die-filling step of material powder of this hot pressed sintering, hot pressed sintering mould is inserted the step in hot-pressed sintering furnace, and demoulding step process after hot-pressing sintering technique is complicated, efficiency is low, and dangerous high.
For this, the invention provides a kind of hot pressed sintering mould Lift-on/Lift-off System.
Described hot pressed sintering mould Lift-on/Lift-off System includes:
Mold sleeve, is used for placing hot pressed sintering raw material, and described mold sleeve is the tubular structure of upper and lower both ends open;
Pallet, is placed in the lower section of described mold sleeve, and makes described mold sleeve lower ending opening close, and described pallet is formed with multiple breach for the marginal surface placing described mold sleeve;
Hanging device, described hanging device includes:
Fixed support, is arranged at the top of described mold sleeve;
Many pegs, the upper end of described peg is arranged on described fixed support, and the region between each peg and fixed support is used for holding described mold sleeve, and described peg lower end is provided with hook and described hook can embed in the breach of described tray edge.
Adopt hot pressed sintering mould Lift-on/Lift-off System provided by the invention, can stablize, convenient and be efficiently completed mold sleeve and the assembling of pallet, dismounting, and the movement of mold sleeve and pallet, to improve die-filling and demoulding step efficiency, improve the Stability and veracity that described mold sleeve moves.
Understandable for enabling the above-mentioned purpose of the present invention, feature and advantage to become apparent from, below in conjunction with accompanying drawing, so that specific embodiments of the invention are described in detail.
Fig. 2��Fig. 6 is the structural representation of hot pressed sintering mould Lift-on/Lift-off System one embodiment of the present invention.
Referring initially to Fig. 2, the hot pressed sintering mould Lift-on/Lift-off System that the present embodiment provides includes: hot pressed sintering mould and hanging device. Described hanging device is in hot-pressing sintering technique, and the movement of carrying hot pressed sintering mold portions, to improve die-filling, the demoulding step of hot pressed sintering mould, and hot pressed sintering mould inserts the efficiency in the step of hot-pressed sintering furnace and processing safety.
In the present embodiment, described hot pressed sintering mould includes mold sleeve 620, and described mold sleeve 620 is the tubular structure of upper and lower both ends open, is used for placing material powder 650 (that is, hot pressed sintering raw material);
Pallet 610, is placed in the lower section of described mold sleeve 620, after described mold sleeve 620 is placed on described pallet 610, makes mold sleeve 620 lower ending opening close; It is positioned at described pallet 610 and is formed with multiple breach 611 for the marginal surface placing described mold sleeve 620.
Described breach 611 is by the edge of described pallet 610 length towards center, and less than the wall thickness of described mold sleeve 620, namely described breach 611 does not extend in described mold sleeve 620.
In the present embodiment, described mold sleeve 620 adopts graphite to make, thus improving the high temperature resistant and high voltage bearing ability of mold sleeve 620.
For in preparation of target materials technique, in hot pressed sintering mould use procedure, first described mold sleeve 620 is placed in described pallet 610 surface, makes mold sleeve 620 lower end closed, complete pallet 610 and mold sleeve 620 assembles; Material powder 650 is filled to described mold sleeve 620 afterwards by the upper end open of mold sleeve 620. Wherein, being positioned at mold sleeve 620 material powder 650, multiple part can being divided into along the isolating pad 630 that mold sleeve 620 is axially placed in described mold sleeve 620, thus preparing multiple target.
After material powder 650 fills full described mold sleeve 620, the opening of mold sleeve 620 insert a pressure head 640, complete the die-filling step of hot pressed sintering. Described pressure head 640 is for pressing to the material powder 650 in mold sleeve 620;
After completing die-filling step, hot pressed sintering mould is put into hot-pressed sintering furnace, carries out hot-pressing sintering technique, prepare polylith target;
After completing hot-pressing sintering technique, described hot pressed sintering mould is taken out by hot-pressed sintering furnace, and makes described mold sleeve 620 depart from described pallet 610, expose each piece of prepared target.
In conjunction with referring to figs. 2 and 3, in the present embodiment, described hanging device includes:
Fixed support 100, and it is arranged on the many pegs 200 on described fixed support 100.
Described fixed support 100 is positioned at the top of described mold sleeve 620.
The upper end of described peg 200 is arranged on described fixed support 100, and the lower end of described peg 200 is provided with hook 210. Described hook 210 is corresponding with breach 611 position on described pallet 610.
Region between described fixed support 100 and each described peg 200 is used for holding described mold sleeve 620.
In the die-filling step of hot-pressing sintering technique: described mold sleeve 620 is placed in the region between described fixed support 100 and each peg 200, now, fixed support 100 is positioned at above described mold sleeve 620, and each peg 200 is looped around described mold sleeve 620 periphery; The hook 210 of described peg 210 lower end is placed in the bottom of described mold sleeve 620, and described hook 210 props up the lower surface of described mold sleeve 620, to form multiple strong point in described mold sleeve 620 lower end; Afterwards, after being hung described hanging device by outside lifting appliance, mold sleeve 620 is carried by hanging device, mold sleeve 620 is placed in above described pallet 610, make in each breach 611 of the hook 210 described pallet 610 of embedding of peg, thus mold sleeve 620 being steadily placed at described pallet 610 upper surface, assemble completing mold sleeve 620 and pallet 610;
After the die-filling step of hot pressed sintering, described mold sleeve 620 and pallet 610 are placed in the region between described fixed support 100 and each peg 200, the hook 210 making peg 200 lower end holds the bottom of pallet 610, with mobile described mold sleeve 620 and pallet 610, it is placed in hot-pressed sintering furnace, to carry out hot-pressing sintering technique;
After hot-pressing sintering technique, after described mold sleeve 620 is placed in the region between described fixed support 100 and each peg 200, make in the breach 611 at hook 210 embedding pallet 610 edge of peg 200 lower end, hook 210 is made to be placed in below described mold sleeve 620, and prop up the lower surface of described mold sleeve 620, form multiple strong point in described mold sleeve 620 lower end; Hanging device is sling by the lifting appliance adopting outside afterwards again, departs from pallet 610 realizing described mold sleeve 620, completes mold sleeve 620 and pallet 610 is dismantled, namely complete demoulding step.
The hot pressed sintering mould Lift-on/Lift-off System adopting the present embodiment to provide, can stablize, convenient and be efficiently completed the assembly and disassembly of mold sleeve and pallet, die-filling with demoulding step efficiency to improve; In addition peg 200 is rigid structure, reduce the deformation that peg 200 occurs in lifting by crane described mold sleeve 620 and pallet 610 process, thus the accuracy of the mold sleeve 620 improved in described hanging device and hanging device and pallet 610 the moving stability and running fix.
In the present embodiment, equipped with suspension ring 300 on described fixed support 100, in order to connect the lifting appliance of outside, such as driving etc., move thus controlling described hanging device. Alternatively, described suspension ring 300 are positioned at the center of described fixed support 100, to improve stability when hanging device moves.
In the present embodiment, each parts of described hanging device adopt stainless steel material to make, thus improving toughness and the intensity of hanging device. But the material of described hanging device is not limited by the present invention.
In conjunction with reference Fig. 4, in the present embodiment, described fixed support 100 includes many fixing bars 110, and described many fixing bar 110 one end are fixed together so that described fixed support 100 is the radial structure that many fixing bar 110 one end are fixed together; Each fixing loose other end of bar 110 is separately installed with a described peg 200.
Alternatively, many described fixing bars 110 are uniformly distributed centered by the fixing end of each fixing bar, and namely between adjacent two fixing bars 110, angle is identical.
During use, the hook 210 of described peg 200 forms multiple equally distributed strong point in the bottom periphery of mold sleeve 620 or pallet 610, improve each several part uniform force degree bottom mold sleeve 620 or pallet 610, reduce hot pressed sintering mould and skew occurs on described hanging device; Meanwhile, described many pegs 200 uniform ring is wound on mold sleeve 620 periphery, to improve stability when hot pressed sintering mould (including mold sleeve 620 and/or pallet 610) moves.
In the present embodiment, equipped with the fixing bar 110 that three root architectures are identical on described fixed support 100, three fixing bars 110 are 120 �� of angles between any two, and respectively install a peg 200 on the loose other end of described three fixing bars 110.
The setting of three pegs 200 makes described hanging device in use, three strong points can be formed in bottom bottom described mold sleeve 620 or pallet 610, the defects such as minimizing mold sleeve 620 or pallet 610 rock on hanging device, thus improving hot pressed sintering mould the moving stability further.
In the present embodiment, described peg 200 can around the axial rotation of peg 200, thus driving described hook 210 around peg axial-rotation. during use, hot-pressing sintering technique in demoulding step, to described mold sleeve 620 is inserted described fixed support 100 and in region that each peg 200 is formed after, rotatable described peg 200, make the center of hook 210 described fixed support 100 dorsad on peg 200, thus described hanging device being covered on described mold sleeve 620, rotate described peg 200 afterwards and make the center towards described fixed support 100, the end of each hook, described hook 210 is placed in bottom described mold sleeve 620, to hold the hot pressed sintering mold bottom in described hanging device, multiple strong point is formed at described hot pressed sintering mold bottom, afterwards with outside lifting appliance move described in state mold sleeve 620, described mold sleeve 620 is made to depart from described pallet 610.
In above process, peg 200 is around axial-rotation, to drive hook 210 rotation, thus at hanging device, mold sleeve 620 and pallet 610 under relative position maintains static premise, complete mold sleeve 620 and depart from described hanging device, improve the stability of hanging device.
It is in Fig. 3 in conjunction with reference Fig. 5, Fig. 5, the structure for amplifying schematic diagram in A portion.
The attachment structure of described fixed support 100 and described peg 200 specifically includes:
Described fixed support 100 is offered the through hole 111 that multiple and each peg 200 is corresponding, is arranged in described through hole 111 in the upper end of described peg 200, and described peg 200 can around the axial rotation of peg 200 in described through hole 111.
In the present embodiment, described fixing loose one end of bar 110 is offered described through hole 111 for installing described peg 200.
Alternatively, the through hole 111 on the described fixed support 100 of upper end traverse of described peg 200; It is provided with external screw thread (not shown) in the upper end of described peg 200, is both above and below arranged with a nut 261 and 262 matched with described external screw thread at described through hole 111. The external diameter of described nut 261 and 262 is more than the through hole 111 on described fixing bar 110, be clipped between two nuts 261 and 262 by described fixing bar 110, the external screw thread on described peg 200 and described nut 261 and 262 matching is arranged on described peg 200 on described fixed support 100.
During use, lock described nut 261 and 262 and complete described peg 200 and fix, it is prevented that described peg 200 is mobile described through hole 111 in, to improve the stability that described peg 200 is fixed; Loosening described fixing nut 261 and 262 makes described peg 200 around axial rotation.
It should be noted that, except the present embodiment, described peg 200 can pass through other structures and be connected with described fixed support, as long as as described in fixed support 100 through hole 111 above set nut 261 as described in, utilize action of gravity, just described peg 200 can be fixed, it is prevented that described peg 200 comes off; Or the female thread that the external screw thread with described peg 200 matches is set in the through hole 111 of described fixed support 100, fixing to realize peg 200; Or being that described peg 200 top above described fixed support 100 arranges a steady pin, described steady pin length is more than described through hole 111 aperture, thus coordinating action of gravity to prevent described peg 200 from being come off by fixed support 100. Above-mentioned simple change is all in protection scope of the present invention, and the connected mode of described peg 200 and fixed support 100 is not limited by the present invention.
In the present embodiment, described peg 200 includes pole 252 and fixing head 251.
Described fixing head 251 is installed in described through hole 111, thus being fixed on described fixed support 100 by described peg 200, during use, by rotating described fixing head 251 thus rotating whole peg 200;
The upper end of described pole 252 is fixed in described fixing head 251, and lower end is provided with described hook 210. The attachment structure of described pole 252 and fixing head 251 is Demountable, in order to the maintenance of described hanging device.
Alternatively, described fixing head 251 is provided with the external screw thread that the female thread with described nut 261 and 262 matches mutually, is arranged on described fixed support 100 thus being matched by the female thread of the external screw thread in described fixing head 251, nut 261 and 262 by described fixing head 251; Be provided with the external screw thread matched with described nut 262 in the upper end of described pole 252, described pole 252 is connected by described nut 262 is fixing with described fixing head 251.
In other embodiments except the present embodiment, described pole 252 can be arranged in described fixing head 251 by another nut; Or to be described pole 252 by other the fixed structure such as night bolt fix with described fixing head 251 is connected. Above-mentioned simple change is all in protection scope of the present invention, and the connected mode of described pole 252 with fixing head 251 is not limited by the present invention.
In the present embodiment, described mold sleeve 620 is cylinder-like structure, and each described peg 200 vertically places (namely described peg 200 is axially vertical direction), makes described each peg 200 be parallel to the sidewall of described mold sleeve 620. After described mold sleeve 620 is placed between described each peg 200, the peg 200 contacted with described mold sleeve 620 can be fitted in described mold sleeve 620 sidewall, improves mold sleeve 620 shelf-stability.
Certainly; in other embodiments except the present embodiment; described mold sleeve 620 can be also the various structures such as cone, square; now; axially can tilting at an angle with vertical direction of described peg 200 so that peg 200 is the structure matched with described mold sleeve 620, and then make the peg 200 that described mold sleeve 620 contacts can be fitted in described mold sleeve 620 sidewall; improving mold sleeve 620 stability, these simply change all in protection scope of the present invention.
Still optionally further, to be perpendicular to described peg 200 axial for described hook 210. Make in use procedure, described hook 210 can be made to fit the bottom of mold sleeve 620 or pallet 610, to improve mold sleeve 620 or pallet 610 shelf-stability.
But in other embodiments except the present embodiment, described peg 200 can be non-perpendicular structure interconnection with described hook 210, and the angle between described peg 200 and hook 210 is actually needed setting according to the structure etc. of mold sleeve 620 or pallet 610. This is not limited by the present invention.
Alternatively, described fixed support 100 is perpendicular to the axial of described peg 200, and namely described fixing bar 110 is perpendicular to the axial of described peg 200.
But in other embodiments except the present embodiment, described peg 200 can be non-perpendicular structure interconnection with described fixing bar 110, and the angle between described peg 200 and fixing bar 110 is actually needed setting according to the structure etc. of mold sleeve 620 or pallet 610. This is not limited by the present invention.
In the present embodiment, described hanging device is additionally provided with rotary positioning structure, rotates location in order to control described peg 200.
In use procedure, when as described in mold sleeve 620 be placed in as described in region between each peg and fixed support, and rotate described peg 200 to described hook 210 and prop up after bottom described mold sleeve 620, described rotary positioning structure can avoid described peg 200 to rotate, and then avoid the hook 210 described mold sleeve 620 of disengaging, to prevent mold sleeve 620 from coming off, improve mold sleeve 620 the moving stability.
In conjunction with reference to Fig. 2 and 4, in the present embodiment, described rotary positioning structure includes:
It is fixed on the location bar 220 on described peg 200; It is opened in the first hole 240, location on described location bar 220; It is opened in the second hole, location (not shown) on described fixing bar 110; And it is set in the alignment pin 230 in described first hole, location 240 and the second hole, location. When described hook 210 embeds in the breach 611 of described pallet 610, described first hole 240, location is relative with the second position of positioning hole.
In the present embodiment, when described mold sleeve 620 is placed in the region between described each peg and fixed support, rotate described peg 200 and rotate to described first hole 240, location relative with the second position, position, hole, location, now, described hook 210 embeds in the breach 611 of described pallet 610 and props up bottom described mold sleeve 620. Position after in hole described alignment pin 230 being inserted described first hole, location 240 and second, realize described hook 210 and rotate location, the described peg 200 when mobile described dipping shot equipment is avoided to occur rotating, thus avoiding the defect bottom the hook 210 described mold sleeve 620 of disengaging.
In the present embodiment, described location bar 220 is arranged in described fixing head 251, and is positioned at above described fixed support 100, in order to the use of location bar 220.
Alternatively, described location bar 220 is perpendicular to the axial of described peg 200, when described fixed support 200 be perpendicular to described peg 200 axially time, described location bar 220 is parallel to described fixed support 100, in order to described first hole, location 240 and the second hole, location are accurately positioned.
In conjunction with reference to Fig. 3, Fig. 4 and Fig. 6. Fig. 6 is the schematic enlarged-scale view in B portion in Fig. 3.
In the present embodiment, being provided with bracing piece 400 between adjacent two pegs 200, the two ends of described bracing piece 400 connect adjacent two piece peg 200 respectively.
In described hanging device moving process, based on the quality that described mold sleeve 620 is bigger, described peg 200 can bear bigger power; Additionally, after described peg 200 and described mold sleeve 620 sidewall contact, what also suffer from that described mold sleeve 620 applies is perpendicular to the power that peg 200 is axial, and the power that described peg 200 bears can cause peg 200 defect such as deformation, damage occur.
In the present embodiment, described bracing piece 400 contributes to strengthening the rigidity of each peg 200, can contribute to when peg 200 stress can sharing, between each peg 200, the power being each subject to simultaneously, damage and deformation thus reducing peg 200, improve mold sleeve 620 the moving stability, and improve hanging device service life.
Alternatively, with reference to Fig. 4, in the present embodiment, adjacent two bracing pieces 400 head and the tail connect, and make formation loop configuration between each bracing piece. During use, between each bracing piece, formed loop configuration is set in described mold sleeve 620 side wall perimeter.
In the present embodiment, each bracing piece 400 is the arcuate structure of described mold sleeve 620 sidewall of fitting, and forms cirque structure between each bracing piece.
But in other embodiments except the present embodiment, according to the structure of described mold sleeve 620, can making the composition all kinds of loop configuration such as rectangle, triangle between each bracing piece 400, the structure formed between described bracing piece 400 is not limited by the present invention.
Still optionally further, equipped with bracing piece sleeve 500 on described peg 200, described peg 200 can around the described axial rotation of peg 200 in described bracing piece sleeve 500; And the two ends of described bracing piece 500 are fixing with the bracing piece sleeve 500 being arranged on adjacent two pegs 200 respectively connects, so that bracing piece 400 is connected with described peg 200, make to be formed between each bracing piece 400 loop configuration simultaneously.
The region formed between fixed support and each peg of the hanging device that the present embodiment provides is used for holding hot pressed sintering mould (including mold sleeve 620 and/or pallet 610), and one end of peg arranges hook. During use, hot pressed sintering mould is placed between fixed support and each peg in the region formed, and the bottom holding hot pressed sintering mould of hook, thus forming multiple strong point on the bottom of hot pressed sintering mould. Adopt described hanging device to improve stability and efficiency that hot pressed sintering mould is lifted.
In the present embodiment, in the die-filling step of hot pressed sintering, rotate described peg 200 and make the center of described hook 210 described fixed support 100 dorsad, and described hanging device is covered described mold sleeve 620, so that described mold sleeve 620 is placed in the region between described fixed support 100 and each peg 200; Rotating described peg 210 afterwards makes the first hole, location on the bar of described location corresponding with the second position of positioning hole on described fixed support 100, now described hook 210 is positioned at bottom described mold sleeve 620, at described mold sleeve 620 multiple strong points formed below; Position then at described first in hole and the second hole, location and load alignment pin 230, make described peg 200 location dynamic; The lifting appliance adopting outside afterwards moves described hanging device, above described pallet 610, and described hook 210 is placed in the breach 611 of pallet 610, thus mold sleeve 620 being placed on described pallet 610, and pallet 610 makes described mold sleeve 620 lower ending opening close, extract described alignment pin 230 afterwards, rotate described peg 200 and depart from the breach in described pallet 610 to described hook 210, make described hanging device depart from described mold sleeve 620;
Hot pressed sintering raw material is loaded in described mold sleeve 620, after completing the die-filling step of hot pressed sintering, described mold sleeve 620 and pallet 610 are placed in hanging device, and the bottom of pallet 610 is held with the hook 210 of peg 200 lower end, mobile described mold sleeve 620 and pallet 610 are inserted in hot-pressed sintering furnace, and carry out hot-pressing sintering technique;
After hot-pressing sintering technique, again described mold sleeve 620 is placed in described hanging device, and make in the breach 611 at hook 210 embedding pallet 610 edge of peg 200, and prop up the bottom of described mold sleeve 620, form multiple strong point in described mold sleeve 620 lower end; Hanging device is vertically sling by the lifting appliance adopting outside again, to expose the hot pressed sintering product being worth on described pallet 610, makes described mold sleeve 620 depart from pallet 610, completes mold sleeve 620 and pallet 610 is dismantled, namely complete demoulding step.
The hot pressed sintering mould Lift-on/Lift-off System adopting the present embodiment to provide, can improve in hot-pressing sintering technique, in die-filling and knockout course, and the installation and removal efficiency of mold sleeve 620 and pallet 610; Simultaneously, in hot pressed sintering mould moving process, peg 200 is by propping up described mold sleeve 620 sidewall, improve described hot pressed sintering mould the moving stability, and described bracing piece 400 can improve described hanging device rigidity, reduce peg 200 and the defects such as deformation occur, improve hot pressed sintering mould the moving stability further.
Although present disclosure is as above, but the present invention is not limited to this. Any those skilled in the art, without departing from the spirit and scope of the present invention, all can make various changes or modifications, and therefore protection scope of the present invention should be as the criterion with claim limited range.
Claims (18)
1. a hot pressed sintering mould Lift-on/Lift-off System, it is characterised in that including:
Mold sleeve, is used for placing hot pressed sintering raw material, and described mold sleeve is the tubular structure of upper and lower both ends open;
Pallet, is placed in the lower section of described mold sleeve, and makes described mold sleeve lower ending opening close, and described pallet is formed with multiple breach for the marginal surface placing described mold sleeve;
Hanging device, described hanging device includes:
Fixed support, is arranged at the top of described mold sleeve;
Many pegs, the upper end of described peg is arranged on described fixed support, and the region between each peg and fixed support is used for holding described mold sleeve, and described peg lower end is provided with hook and described hook can embed in the breach of described tray edge.
2. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 1, it is characterised in that described peg can around the axial rotation of peg, thus driving described hook around the axial rotation of described peg.
3. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 2, it is characterised in that offer the through hole that multiple and each peg is corresponding on described fixed support; Described peg upper end is arranged in described through hole and can around the axial rotation of described peg.
4. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 3, it is characterised in that the through hole on the described fixed support of upper end traverse of described peg; The upper end of described peg is provided with external screw thread,
Described peg is both above and below arranged with a nut matched with described external screw thread at described through hole;
Described external screw thread matches with described nut and is arranged on described fixed support by described peg.
5. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 2, it is characterised in that described hanging device also includes rotary positioning structure, rotates location in order to control described peg.
6. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 5, it is characterised in that described rotary positioning structure includes:
It is fixed on the location bar on described peg;
It is opened in the first hole, location on the bar of described location;
Being opened in the second hole, location on described fixed support, when described hook embeds in the breach of described pallet, described first hole, location is relative with the second position of positioning hole;
It is set in the alignment pin in described first hole, location and the second hole, location.
7. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 6, it is characterised in that described location bar is positioned at above described fixed support.
8. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 6, it is characterised in that it is axial that described fixed support and described location bar are each perpendicular to described peg.
9. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 1, it is characterised in that described peg includes pole and the fixing head being arranged on described fixed support; Described pole upper end is fixed in described fixing head, and lower end is equipped with described hook.
10. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 1, it is characterised in that described fixed support includes many fixing bars;
Described fixed support is the radial structure that many fixing bar one end are fixed together;
Each loose other end of fixing bar is respectively provided with a described peg.
11. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 10, it is characterised in that described many fixing bars are uniformly distributed centered by fixing end.
12. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 10, it is characterised in that described fixing bar is perpendicular to the axial of described peg.
13. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 1, it is characterised in that described hook is perpendicular to the axial of described peg.
14. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 1, it is characterised in that being provided with bracing piece between adjacent two pegs, the two ends of described bracing piece connect adjacent two piece peg respectively.
15. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 14, it is characterised in that adjacent two bracing pieces head and the tail connect, and make formation loop configuration between each bracing piece.
16. the hot pressed sintering mould Lift-on/Lift-off System as described in claims 14 or 15, it is characterised in that equipped with bracing piece sleeve on described peg, and described peg can around the axial rotation of described peg in described bracing piece sleeve; The two ends of described bracing piece are fixing with the bracing piece sleeve on adjacent two pegs respectively to be connected.
17. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 1, it is characterised in that the material of described hanging device is rustless steel.
18. hot pressed sintering mould Lift-on/Lift-off System as claimed in claim 1, it is characterised in that described fixed support is provided with suspension ring, it is used for connecting outside lifting appliance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410588258.8A CN105621221A (en) | 2014-10-28 | 2014-10-28 | Hoisting system for hot pressed sintering mold |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410588258.8A CN105621221A (en) | 2014-10-28 | 2014-10-28 | Hoisting system for hot pressed sintering mold |
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|---|---|
| CN105621221A true CN105621221A (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410588258.8A Pending CN105621221A (en) | 2014-10-28 | 2014-10-28 | Hoisting system for hot pressed sintering mold |
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Application publication date: 20160601 |