CN202239632U

CN202239632U - Electric multidirectional metal powder injection forming machine

Info

Publication number: CN202239632U
Application number: CN2011202910770U
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-08-11
Filing date: 2011-08-11
Publication date: 2012-05-30
Anticipated expiration: 2021-08-11
Also published as: WO2013020496A1

Abstract

The utility model discloses an electric multidirectional metal powder injection forming machine, which is applicable to producing powder metallurgy products with high precision and complicated three-dimensional shapes. The electric multidirectional metal powder injection forming machine mainly comprises a base, a main board, four groups of electric guide mould devices, a 'cross'-shaped sliding groove mould assembly and an injection device assembly. The four groups of electric guide mould devices are mounted on the front surface of the machine, a slider mould is placed in a sliding groove of a 'cross'-shaped mould base and connected with a shaft of an electric driver, and mould closing and opening functions are completed by means of linear movement of the shaft of the electric driver. An injection system of the machine is used for injecting mixed and heated metal powder materials with flowability into mould cavities of moulds, so that high-quality high-melting-point metal parts are manufactured. All guide moulds and injection devices are powered by electric power, manufacture, use and maintenance costs of the forming machine are reduced, environmental pollution caused by noise and greasy dirty is reduced, and the production efficiency and the quality of the parts are improved, so that operation is simpler, safer, more efficient and more environment-friendly.

Description

Electronic multi-faceted metal dust injection mo(u)lding machine

Technical field

The utility model relates to a kind of metal dust injection mo(u)lding machine, particularly a kind of employing electric power is as power, but the quickly opening and closing mould is applicable to the electronic multi-faceted metal dust injection mo(u)lding machine of production high precision, baroque refractory metal part.

Background technology

The powder metallurgy forming technology; Its basic craft course is: after earlier pressed powder and organic binder bond evenly being mixed; Under the heating plasticizing state, go into solidified forming in the die cavity through the Powder metallurgic forming machines injection, then through remove binding agent, densified sintering product obtains final products.This product have precision height, institutional framework evenly, characteristics such as low, the 3D shape complicacy of excellent performance, production cost, be widely used in industrial circles such as Electronics and Information Engineering, biologic medical apparatus, office equipment, automobile, machinery, five metals, weapons and Aero-Space; Therefore, the development that generally believes this technology in the world will cause the parts revolution with process technology that is shaped, and is described as " the most popular now parts forming technique " and " forming technique of 21 century ".

It is very extensive to can be used for injection molding material, like carbon steel, steel alloy, tool steel, refractory alloy, carbide alloy, titanium alloy, high-density alloy or the like.

Traditional Powder metallurgic forming machines has two moulds, one of them cover half, a dynamic model, dynamic model in the driving lower edge of oil cylinder guide pillar reciprocating, accomplish to close the function of mould and die sinking, a die sinking direction is only arranged.What at present, powder metallurgy forming generally used is this mode.But it still has many shortcomings, and for example: the proportion of finished product and waste material is higher, and speed of production slow (with respect to comprehensive die sinking Powder metallurgic forming machines) is easy to generate burr, and die manufacturing cost is high, and energy resource consumption is big or the like.The more important thing is: difficulty is very big in the production of small-sized, precision and 3D shape complicated parts, and production cost and die cost are high.On the other hand, domestic all types of metal dust injection mo(u)lding machines mostly adopt hydraulic pressure or pneumatic as power at present, and the subject matter of its existence has: (1) complicated in mechanical structure, and device fabrication, use and maintenance cost are high; (2) installation and removal of mould are loaded down with trivial details, and mould speed and filling speed are wayward, and the stability and the product quality problem of production increase; (3) noise is big, and hydraulic oil is prone to leak, and is big to ambient influnence.

Summary of the invention

The purpose of the utility model is the deficiency that overcomes above-mentioned technology, provides a kind of production efficiency high, simple to operate, efficient, produces and stablizes, and product quality is high, environmental protection, the electronic multi-faceted metal dust injection mo(u)lding machine that device fabrication and use cost are low.

The utility model solves the technical scheme that its technical problem adopted: a foundation mass, and a mainboard is put in its top, and four groups of electronic guided mode devices are symmetry axis with the center line in main plate center hole, are 90 degree isogonisms and arrange in proper order, are installed on the front of mainboard; Set up one ' ten ' word chute die assembly at mainboard front center hole peripheral; An injection movement system places the mainboard back side, is used for when sliding mould is in the Guan Mo position, and the mixing mobile metal powder material that has with heating is injected in the die cavity of sliding mould, and curing molding forms required part under pressure.

Further, said mainboard comprises a cooling system that is used to reduce the mainboard temperature; The mainboard front is used for fixing electronic guided mode device; Four guide pillars are installed in the main plate center hole peripheral, and ' ten ' word chute die assembly is accurately located and be fixed on the main plate center hole through positioning sleeve and guide pillar; The mainboard back side is used to install each associated component of injecting systems; The hole of mainboard middle part is used for the nozzle of injection device is coupled to the mould that is carried on ' ten ' word chute die holder.

Further, electronic guided mode device is made up of installing plate, power driver, contiguous block etc.; The axle of power driver is connected with each slide block mould, and the slide block mould is placed in the chute of ' ten ' type matrix frame, and in chute, makes reciprocal linear slide by the rectilinear motion of power driver axle, accomplishes the function of closing mould and die sinking.

Further; Said injection movement system is made up of one group of railroad and power driver that is installed on the mainboard back side; The injector assembly is installed on the railroad and by the effect of power driver and moves forward and backward along slide rail, thereby reaches the purpose that the nozzle that makes on the injector pushed against and left the mould gate position.

The control system comprises: be used to detect the die sinking of sliding mould and the device of Guan Mo position, it is realized through the position of detecting the power driver axle.

Power-jdriven gear and mould associated component etc. can be installed, change and regulated to the frame for movement of this electronic multi-faceted metal dust injection mo(u)lding machine easily.

During use; Each slide block mould of electronic multi-faceted metal dust injection mo(u)lding machine is under the direct driving of power-jdriven gear; By the pass mould stop mould of setting; Injecting systems enters into injecting step then, and injector is advanced along slide rail by the effect of power driver, makes the nozzle on the injector push against the mould gate position; The injection screw rod is under the effect of another power-jdriven gear; With high speed, high pressure; The mobile metal powder material that has of the mixing and heating in the storage compartment is expelled in the die cavity of mould through nozzle, and after pressurize, cooling, by the order opening mold of setting; Through the demoulding and inflatable body goods are sent into charging basket, begin next circulation simultaneously.Technology is simple, stable, efficient.

All temps sensor in the control system, position sensor detect the temperature signal of each position component signal and injecting systems in real time; These signals are sent in the control system, and the control system realizes the coordination of each parts of system and mechanism by the program of establishment in advance.

The beneficial effect of the utility model is: this electronic multi-faceted metal dust injection mo(u)lding machine improves the production efficiency of powder metallurgy product greatly, makes simpler, safe, the efficient and environmental protection of operation, has improved the quality of production stability and product; Reduce the manufacturing cost of product; Be suitable for the powder metallurgy product of production high precision, complex geometry, simultaneously, all electrification drives; Reduce manufacturing, use and the maintenance cost of equipment, further improved the precision of product.

Description of drawings

The characteristic of the utility model has been carried out overall explanation, now, the accompanying drawing that will provide with reference to mode with the explanation preferred embodiment, wherein.

Fig. 1 be the utility model side sectional view.

Fig. 2 is under the die opening state, is installed in electronic each assembly of guided mode device and the interconnective front view of mould on the mainboard.

Fig. 3 is under the matched moulds state, is installed in electronic each assembly of guided mode device and the interconnective front view of mould on the mainboard.

The specific embodiment

Referring now to Fig. 1, electronic multi-faceted metal dust injection mo(u)lding machine has a

foundation mass

11, and 11a is linked to be integral body with structural framing; Foundation mass inside is provided with power and control system, and (it is not this novel demand target; So only implement application note at this), a mainboard 1, cooling tube 10a are inserted in the groove of mainboard and by cover plate 10 sealing and fixing; This mainboard 1 is fixed on foundation mass 11 and the structural framing 11a, and four groups of electronic guided mode devices and cross chute mould bases etc. are installed in the front of mainboard 1.

An injection movement system is installed in the back side of mainboard 1.The injection movement system is by compositions such as injector assembly 12 (it is not this novel demand target, so only implement application note at this), railroad 13, displacement power drivers 15.The hopper 14 of material from the injector assembly gets into barrel materials and mixing under the effect of injector, heating and homogenizing; The injection screw rod with high speed, high pressure, is expelled to the mobile metal dust material that has in the storage compartment in the die cavity of mould under the thrust of the inner electric drive of injector through nozzle, melt cools off under pressure, solidifying and setting.

Injector assembly 12 is installed on the railroad 13; Under the effect of displacement power driver 15; Reciprocating along slide rail 13; Realize advancing or retreating of injector assembly, and guarantee that the centre bore of nozzle through mainboard 1 on the injector assembly closely contacts with mould, generation can be sealed the injection seat pressure of melt.

In Fig. 2 to Fig. 3, expressed the electronic guided mode device of an installation; Electronic guided mode device is made up of installing plate 2a, power driver 2, contiguous block 3 etc.; Four groups of electronic guided mode devices 2 are symmetry axis with the center line of mainboard 1 centre bore, are 90 degree isogonisms and arrange in proper order, are installed on the front of mainboard; ' ten ' word chute mould bases is fixed on the mainboard 1 through guide pillar 5, slide block mould 8 be placed in the chute of cross chute mould bases 7 and respectively with the axle of corresponding power driver 2 by contiguous block 3 and sell 4 and be connected.Screw 5a is locked in cover plate 7a and cross chute mould bases 7 on the mainboard through guide pillar 5, and guarantees the accurate sliding position of slide block mould 8.So, the direct driving sliding block mould of action of the axle of power driver 2 is accomplished and is opened-mould assembling action.

Position detecting device 9 is used to detect die sinking, the Guan Mo action of sliding mould; Position detecting device 16 is used to detect the advancing of injector assembly, backward movement, and the signal that position detecting device obtains sends in the control system of machine, thus performing step control.

When the action of four groups of electronic guided mode devices of slide block mould warp reaches the matched moulds position; This moment, each power driver kept suitable pressure; The moment diffusion that die cavity produces when injecting to resist makes the slide block mould remain firm matched moulds state, guarantees to produce the high-quality accurately product of precision.

In sum, the electronic multi-faceted metal dust injection mo(u)lding machine that the utility model provides can adapt to more fast, more high pressure, the more requirement of high accuracy, high complexity and high flexibility; Greatly reduce manufacturing, use and the maintenance cost of equipment, reduce the cost of powder metallurgy product when improving the quality of production efficiency of products, production stability and product; Make simpler, safe, the efficient and environmental protection of operation.

Described above only be used to illustrate the present invention; Be not limited to content represented and description here; All intention and characteristic and form, arrangements of components and structural variations in detail of doing according to the utility model then should belong within the interest field that the utility model asks for protection.

Claims

1. electronic multi-faceted metal dust injection mo(u)lding machine; It is characterized in that: a foundation mass, a mainboard, four groups of electronic guided mode devices are put in its top; Center line with the main plate center hole is a symmetry axis; Be 90 degree isogonisms and arrange in proper order, be installed on the front of mainboard, set up one ' ten ' word chute die assembly at mainboard front center hole peripheral; An injection movement system places the mainboard back side, is used for when sliding mould is in the Guan Mo position, and the mixing mobile metal powder material that has with heating is injected in the die cavity of sliding mould, and curing molding forms required part under pressure.

2. electronic multi-faceted metal dust injection mo(u)lding machine according to claim 1, it is characterized in that: said mainboard comprises a cooling system that is used to reduce the mainboard temperature, the mainboard front is used for fixing electronic guided mode device; Four guide pillars are installed in the main plate center hole peripheral, and ' ten ' word chute die assembly is accurately located and be fixed on the main plate center hole through positioning sleeve and guide pillar; The mainboard back side is used to install each associated component of injecting systems; The hole of mainboard middle part is used for the nozzle of injection device is coupled to the mould that is carried on ' ten ' word chute die holder.

3. electronic multi-faceted metal dust injection mo(u)lding machine according to claim 1, it is characterized in that: electronic guided mode device is made up of installing plate, power driver, contiguous block etc.; The axle of power driver is connected with each slide block mould, and the slide block mould is placed in the chute of ' ten ' type matrix frame, and in chute, makes reciprocal linear slide by the rectilinear motion of power driver axle, accomplishes the function of closing mould and die sinking.

4. electronic multi-faceted metal dust injection mo(u)lding machine according to claim 1; It is characterized in that: said injection movement system is made up of one group of railroad and power driver that is installed on the mainboard back side; The injector assembly is installed on the railroad and by the effect of power driver and moves forward and backward along slide rail, thereby reaches the purpose that the nozzle that makes on the injector pushed against and left the mould gate position.