CN203343437U

CN203343437U - Multidirectional-opening powder metallurgy die

Info

Publication number: CN203343437U
Application number: CN2013204259389U
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-07-18
Filing date: 2013-07-18
Publication date: 2013-12-18
Anticipated expiration: 2023-07-18

Abstract

The utility model discloses a multidirectional-opening powder metallurgy die which is applicable to production of high-precision powder metallurgy products in complicated three-dimensional shapes. The multidirectional-opening powder metallurgy die mainly comprises a cross-shaped sliding groove die base, at least two groups of corresponding sliding block dies are placed in a sliding groove of the cross-shaped die base, the whole die is fixed on a working table of a device through a covering plate, and meanwhile, a sealed sliding groove is formed; each group of sliding block dies are connected with a corresponding driving mechanism on the device and conducts reciprocating linear sliding in the sliding groove by the aid of the linkage of the driving mechanisms so as to implement die closing and die opening functions. The die is in a breaking multi-sliding-block-die structure, can be opened in multiple directions, breaks through limits of traditional dies and can be used for producing the powder metallurgy products which are complicated in structure and high in precision requirement, so that the cost is reduced, the productivity is greatly improved, and meanwhile, the stability of product quality is guaranteed.

Description

Multidirectional die sinking powder metallurgy die

Technical field

The utility model relates to a kind of powder metallurgy injection mo(u)lding mould, but particularly a kind of rapid mould opening-closing is suitable for the multidirectional die sinking powder metallurgy die of production high precision, baroque powder metallurgy product.

Background technology

The powder metallurgy forming technology, its basic craft course is: after first pressed powder and organic binder bond evenly being mixed, under the heating plasticizing state, enter solidified forming in mould cavity by the Powder metallurgic forming machines injection, then through removing binding agent, sintering densification obtains final products, this product has that precision is high, even tissue, excellent performance, the characteristics such as production cost is low, its product is widely used in the industrial circles such as Electronics and Information Engineering, biomedical devices, office equipment, automobile, machinery, five metals, weapons and Aero-Space; Therefore, the revolution that the development that generally believes in the world this technology will cause parts to be shaped with process technology, be described as " current the most popular parts forming technique " and " forming technique of 21 century ".

Traditional powder metallurgy forming mould, by a cover half and a dynamic model, formed, dynamic model is reciprocating along guide pillar under the driving of oil cylinder, complete the function of Guan Mo and die sinking, a die sinking direction is only arranged, cause the Design of Dies possibility few, the mould volume is large, manufacturing cost is high, speed of production slowly, easily produces burr, energy resource consumption is large, in the manufacture of miniature complex parts, difficulty is large, and cost is high.

Summary of the invention

The purpose of this utility model is the deficiency that overcomes above-mentioned technology, adopt the innovative design thought of multi-faceted die sinking, single die sinking direction by the conventional injection molding mould, be improved to and adopt accurate cross guiding die holder to realize the multiple directions die sinking, developed multidirectional die sinking powder metallurgy die, mold parting surface selects elasticity large, the restriction that surmounts traditional moulds, realize the manufacture of complicated multiaspect 3D shape part and high-precision requirement part, reduced the manufacturing cost of mould.

The utility model solves the technical scheme that its technical problem adopts: a kind of multidirectional die sinking powder metallurgy die includes ' ten ' word chute die holder, slider mould, die cap and demoulding piece; ' ten ' word chute die holder is arranged on the work top of equipment by four guide pillars on equipment, and slider mould is placed in the chute of ' ten ' word chute type matrix seat, by cover plate, a whole set of mold lock is shaped as to the chute of sealing, and is fixed on the work top of equipment; Every group of slider mould made reciprocating linear and slided in chute, completes the function of Guan Mo and die sinking; Demoulding piece is fixed on ' ten ' word chute die holder, for making part, with mould, separates.

Further, described ' ten ' word chute die holder, offer ' a ten ' word and split four road chutes in length and breadth, and four guide holes, be arranged on ' ten ' word chute die holder the work top of equipment for four guide pillars on cooperating equipment; The hole of cross chute die holder middle part is for being coupled to the nozzle of injection device in the cast gate of the slider mould that is carried on ' ten ' word chute die holder.

Further, described slider mould is comprised of slide block and module, and module is used to form the part partly molding cavity, and slide block and mould are fixed and formed one group of whole slider mould by the positioning key location and by screw; Slider tail has pin-and-hole, by connecting pin, with the drive unit of equipment, is connected, and water channel is arranged, for controlling mold temperature in module.

Further, described die cap, have four through holes, for four guide pillars on cooperating equipment; The cross recess of middle part, take out requisite space for meeting slider mould motion requisite space and part.

Further, described demoulding piece inside is provided with pore and nozzle opening, be respectively used to the part of deviating from is blown into to material-receiving device, and to there being the mold cavity needed to spray mould oil.

During use, each slider mould of multidirectional die sinking powder metallurgy die is under the drive unit interlock, by the pass mould orderly close-down mould of setting, injected plastics material is expelled in the die cavity of mould by nozzle, and, after pressurize, cooling, solidifying and setting, by the die sinking order opening mold of setting, by the demoulding and inflatable body, goods are sent into to charging basket, start next circulation, technique is simple, stable, efficient simultaneously.

The version of this multidirectional die sinking powder metallurgy die, mould can be installed easily, change and the multiple demoulding can be selected and part taking-up mode, complexity according to part, Design of Dies can be become to two mould to four mould external reinforcement cover half and tiltedly loose core, can produce from simple to all kinds of parts of complicated multi-face solid moulding.

The beneficial effects of the utility model are: multidirectional die sinking powder metallurgy die die joint selects elasticity large, the restriction that surmounts traditional moulds, can high efficiency production precision high, complex structure, the minimized injection-moulded plastic part of burr, effectively reduce mould and cost of goods manufactured, make operation more simply, safely, efficiently, met the market demands that the injection-moulded plastic part structure becomes increasingly complex, required precision is more and more higher, cost pressure is increasing.

The accompanying drawing explanation

Feature of the present utility model has been carried out to overall explanation, now, the accompanying drawing provided with reference to the mode with the explanation preferred embodiment.

Fig. 1 is decomposition texture schematic diagram of the present utility model.

Fig. 2 is package assembly schematic diagram of the present utility model.

Fig. 3 takes away the schematic diagram of each slider mould when die opening state after die cap.

Fig. 4 takes away the schematic diagram of each slider mould when closing the mould state after die cap.

Symbol description: 1-' ten ' word chute die holder, 101-centre bore, 102-chute, 103-guide hole, 104-mounting groove, 2-top shoe mould, 201-top shoe mould pin-and-hole, 3-sliding block mould, 301-sliding block mould pin-and-hole, 4-left slider mould, 401-left slider mould pin-and-hole, 5-right slider mould, 501-right slider mould pin-and-hole, 6-demoulding piece, 601-puff prot, 7-die cap, 701-through hole, 702-cross recess, 8-screw.

The specific embodiment

Referring now to Fig. 1 and Fig. 4, this multidirectional die sinking powder metallurgy mould has one ' ten ' word chute die holder 1, offers centre bore 101 on die holder 1, four chutes 102 in length and breadth, guide hole 103 and mounting groove 104; On guide hole 103 cooperating equipments, four guide pillars are installed to ' ten ' word chute die holder 1 on the work top of equipment; Demoulding piece 6 is fixed on die holder 1 by the mounting groove 104 on ' ten ' word chute die holder 1; Four groups of slider moulds embed in corresponding chute 102 in 2,3,4,5 minutes up and down; Screw 8 screws in the screwed hole on equipment guide pillar top by the through hole 701 on die cap 7, a whole set of mould is fixed on equipment to die cap 7 and the closed chute (Fig. 2) that forms sealing of die holder 1; Each slider mould tail end has pin-and-hole 201,301,401,501, by connecting pin, with corresponding drive unit on equipment, be connected, each slider mould nationality is made reciprocating linear by the interlock of drive unit and is slided in chute, completes the function of Guan Mo and die sinking, and the switching molding sequence of movement of slider mould is by the control system setup control of equipment.

Slider mould is comprised of slide block and module, offers part partly molding cavity, charging aperture and positioning boss on module; Slide block and mould are located by the locating slot on slide block and the positioning boss on mould and are fixed and formed one group of whole slider mould by screw; Slider tail has pin-and-hole, by connecting pin, with the drive unit of equipment, is connected;

Demoulding piece 6 inside are provided with pore 601 and nozzle opening, are respectively used to the part of deviating from is blown into to material-receiving device, and to there being the mold cavity needed to spray mould oil.

Course of action is described: when slider mould when the action of drive unit sequentially reaches the matched moulds position by predefined pass mould (Fig. 3), each mould tight closure forms complete part die cavity, nozzle, by the centre bore 101 of mould 1 and the charging aperture close contact on mould, completes the material injection.

After forming parts, each slider mould is sequentially opened mould (Fig. 4) by the die sinking of setting, and demoulding piece is released part, by the gas hole on demoulding hole, part is blown into to material-receiving device, then starts next circulation, and technique is simple, stable, efficient.

In sum, the multidirectional die sinking powder metallurgy die that the utility model provides, can be competent at extremely complicated multiaspect 3D shape part and the manufacture of high-precision requirement part, can reach the lifting production capacity, reduce costs, save the energy, the expection purpose of improving the quality of products, met the requirement of modern market, its high accuracy and high complexity are that traditional powder compacting mode is unapproachable.

Described above only for illustrating the present invention, be not limited to the represented and content described here.All forms of doing according to intention of the present utility model and feature, parts are arranged and structural variations in detail, within should belonging to the claimed interest field of the utility model.

Claims

1. a multidirectional die sinking powder metallurgy die, is characterized in that, includes ' ten ' word chute die holder, slider mould, die cap and demoulding piece; ' ten ' word chute die holder is arranged on the work top of equipment by four guide pillars on equipment, and slider mould is placed in the chute of ' ten ' word chute type matrix seat, by cover plate, a whole set of mold lock is shaped as to the chute of sealing, and is fixed on the work top of equipment; Every group of slider mould made reciprocating linear and slided in chute, completes the function of Guan Mo and die sinking; Demoulding piece is fixed on ' ten ' word chute die holder, for making part, with mould, separates.

2. multidirectional die sinking powder metallurgy die according to claim 1, it is characterized in that: described ' ten ' word chute die holder, offer ' a ten ' word and split four road chutes in length and breadth, four guide holes, be arranged on ' ten ' word chute die holder the work top of equipment for four guide pillars on cooperating equipment; The hole of cross chute die holder middle part is for being coupled to the nozzle of injection device in the cast gate of the slider mould that is carried on ' ten ' word chute die holder.

3. multidirectional die sinking powder metallurgy die according to claim 1, it is characterized in that: described slider mould is comprised of slide block and module, and module is used to form the partly molding cavity of part, charging aperture and runner system; Slide block and mould are fixed and are formed one group of whole slider mould by the positioning key location and by screw; Slider tail has pin-and-hole and mounting groove, by connecting pin, with the drive unit of equipment, is connected, and water channel is arranged, for controlling mold temperature in module.

4. multidirectional die sinking powder metallurgy die according to claim 1, it is characterized in that: described die cap has four through holes, for four guide pillars on cooperating equipment; The cross recess of middle part, take out requisite space for meeting slider mould motion requisite space and part.

5. multidirectional die sinking powder metallurgy die according to claim 1, it is characterized in that: described demoulding piece inside offers pore and nozzle opening, be respectively used to the part of deviating from is blown into to material-receiving device, and to there being the mold cavity needed to spray mould oil.