CN111687418A - Organic adhesive injection device for metal powder processing - Google Patents
Organic adhesive injection device for metal powder processing Download PDFInfo
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- CN111687418A CN111687418A CN202010562840.2A CN202010562840A CN111687418A CN 111687418 A CN111687418 A CN 111687418A CN 202010562840 A CN202010562840 A CN 202010562840A CN 111687418 A CN111687418 A CN 111687418A
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- metal powder
- injection
- support frame
- cylinder
- powder processing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
- B22F3/225—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by injection molding
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention relates to the technical field of metal powder injection molding equipment, and discloses an organic adhesive injection device for metal powder processing, which comprises a base, wherein a first support frame is fixedly arranged at the top of the base, a heating material cylinder is fixedly arranged at the top of the first support frame, the top of the heating material cylinder is fixedly communicated with a hopper, a screw rod is movably arranged in the heating material cylinder, a second support frame is fixedly arranged at the right side of the first support frame at the top of the base, and a first oil cylinder is fixedly arranged at the top of the second support frame. This organic bonding agent injection apparatus is used in metal powder processing through set up the screw conveyor blade in the hopper for when metal powder and binder carry out the feeding, guarantee both can keep the state of homogeneous mixing, and then make the injection molding after sintering and the aftertreatment in later stage, guarantee that metal powder distributes more evenly on the work piece, guarantee the quality of work piece.
Description
Technical Field
The invention relates to the technical field of metal powder injection molding equipment, in particular to an organic adhesive injection device for metal powder processing.
Background
Metal injection molding is a molding method in which a plasticized mixture of metal powder and its binder is injected into a mold, by first mixing the selected powder with the binder, the blend is then granulated and injected into the desired shape, the polymer imparting its viscous flow characteristics to the blend, but also is helpful for the uniformity of forming, die cavity filling and powder filling, the binder is removed after forming, then the degreased blank is sintered, some sintered products can also be subjected to further densification treatment, heat treatment or machining, the sintered products not only have the same complex shape and high precision as the products obtained by the plastic injection forming method, but also have the physical, chemical and mechanical properties close to those of forgings, the process technology is suitable for mass production of small-sized, precise and metal parts with complex three-dimensional shapes and special performance requirements.
When carrying out binder and metal powder and adding in the hopper after the compounding, adopt and directly enter into the heating cylinder inside from the hopper, lead to the inhomogeneous of mixture of metal powder and binder like this easily, and then make metal powder enter into the inside back of heating cylinder, can't with fused binder misce bene, the work piece material that leads to making at last distributes unevenly for the intensity of work piece is not enough.
And when carrying out the mould in and moulding plastics, because the mixture mobility of binder and metal powder is not good, when carrying out the injection, need great injection pressure, need carry out the heating of higher temperature to the mixture moreover to strengthen its effect that flows, this kind of mode power consumption is more, and the pressurized ability of device need strengthen, makes the manufacturing cost of equipment higher like this.
Disclosure of Invention
The invention provides an organic adhesive injection device for metal powder processing, which has the advantages of ensuring good fluidity of a mixture and further failing to have larger injection pressure, ensuring uniform distribution of metal materials of a workpiece and further ensuring the quality of the workpiece by uniformly mixing the mixture, ensuring the fluidity of the workpiece without high-temperature heating, along with good energy-saving effect, and solves the problems in the background art.
The invention provides the following technical scheme: an organic adhesive injection device for metal powder processing comprises a base, wherein a first support frame is fixedly installed at the top of the base, a heating material cylinder is fixedly installed at the top of the first support frame, the top of the heating material cylinder is fixedly communicated with a hopper, a screw rod is movably installed inside the heating material cylinder, a second support frame is fixedly installed at the top of the base, which is positioned at the right side of the first support frame, a first oil cylinder is fixedly installed at the top of the second support frame, a power box is fixedly installed at the output end of the first oil cylinder, a connecting support is fixedly installed at the side of the power box, a transverse vibration device is fixedly installed at the side of the connecting support, a power connecting rod is fixedly connected at the output end of the power box, the other end of the power connecting rod is fixedly connected with the input end of the screw rod, an injection cylinder is fixedly installed at the top of, the output of heating feed cylinder and the fixed intercommunication in top of injection tube, the fixed cover in surface of injection tube is equipped with the installation room, the inside fixed mounting of installation room has solenoid, the side movable mounting of injection tube has the injection pole, the one end fixed mounting that the injection pole is located injection tube inside has the piston, the top fixed mounting of base has the second hydro-cylinder, the other end of second hydro-cylinder and the other end fixed connection who injects the pole.
Preferably, the side fixed mounting of hopper has the cage, the inside fixed mounting of cage has first servo motor, the inside fixed mounting of hopper has the installation shell, first servo motor's output extends to the inside of installation shell and the first lead screw of fixedly connected with, the inside movable mounting of installation shell has the axis of rotation, the fixed cover of surface of axis of rotation is equipped with first gear, the surface of first gear is connected with the surface engagement transmission of first lead screw, the one end of axis of rotation extends to the inside of hopper and fixedly connected with auger delivery blade.
Preferably, the power box comprises an outer box body, a second servo motor is fixedly mounted at the top of the inner cavity of the outer box body, a second lead screw is fixedly connected to the output end of the second servo motor, a connecting shaft is movably mounted on the right side face of the inner cavity of the outer box body, a second gear is fixedly sleeved on the outer surface of the connecting shaft, the outer surface of the second gear is in transmission connection with the outer surface of the second lead screw in a meshed mode, and the other end of the connecting shaft is fixedly connected with the other end of the power connecting rod.
Preferably, the number of the connecting shafts is two, the number of the screws is two, and the two connecting shafts correspond to the two screws.
Preferably, the output end of the first oil cylinder is connected with the power box through a rubber connecting seat.
Preferably, the second oil cylinder is connected with the injection rod through a rubber connecting seat and a transverse vibration device.
Preferably, the outer surface of the heating cylinder is fixedly sleeved with a mounting chamber and an electromagnetic coil inside, wherein the mounting chamber and the electromagnetic coil are the same as those on the injection cylinder.
The invention has the following beneficial effects:
1. this organic bonding agent injection apparatus is used in metal powder processing through set up the screw conveyor blade in the hopper for when metal powder and binder carry out the feeding, guarantee both can keep the state of homogeneous mixing, and then make the injection molding after sintering and the aftertreatment in later stage, guarantee that metal powder distributes more evenly on the work piece, guarantee the quality of work piece.
2. This metal powder processing is with organic binder injection device, through the horizontal vibrator that sets up in headstock and injection pole department for the material is located and shakes in heating feed cylinder and the injection tube, and vibrations guarantee that the unwrapping of macromolecular chain, orientation become easy, and the frictional force of molecular chain spare reduces, guarantees to mix the mobility of melt and increases, guarantees that the melt can mould plastics under less pressure, need not to increase the temperature of mixing the melt moreover, makes the power consumption of device reduce.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present invention;
FIG. 2 is a cross-sectional view of a structural hopper of the present invention;
fig. 3 is a schematic view of the structural power box of the invention.
In the figure: 1. a base; 2. a second support frame; 3. a first cylinder; 4. a power box; 401. an outer case; 402. a second lead screw; 403. a connecting shaft; 404. a second servo motor; 405. a second gear; 5. connecting a bracket; 6. a transverse vibration device; 7. a power link rod; 8. a hopper; 9. a screw; 10. heating the charging barrel; 11. an injection tube; 12. an electromagnetic coil; 13. an installation chamber; 14. a piston; 15. an injection rod; 16. a first support frame; 17. a second cylinder; 18. an isolation cover; 19. a first servo motor; 20. installing a shell; 21. a first gear; 22. a first lead screw; 23. a rotating shaft; 24. and a screw conveying blade.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, an organic adhesive injection device for metal powder processing includes a base 1, a first support frame 16 is fixedly installed on the top of the base 1, a heating cylinder 10 is fixedly installed on the top of the first support frame 16, a hopper 8 is fixedly communicated with the top of the heating cylinder 10, a shielding case 18 is fixedly installed on the side surface of the hopper 8, a first servo motor 19 is fixedly installed inside the shielding case 18, an installation housing 20 is fixedly installed inside the hopper 8, the output end of the first servo motor 19 extends into the installation housing 20 and is fixedly connected with a first lead screw 22, a rotating shaft 23 is movably installed inside the installation housing 20, a first gear 21 is fixedly sleeved on the outer surface of the rotating shaft 23, the outer surface of the first gear 21 is engaged and transmission connected with the outer surface of the first lead screw 22, one end of the rotating shaft 23 extends into the hopper 8 and is fixedly connected with a spiral conveying blade 24, by arranging the spiral conveying blades 24 in the hopper 8, when feeding metal powder and a binder, the metal powder and the binder can be kept in a uniformly mixed state, further after sintering and post-treatment of an injection molding part in a later period, the metal powder is uniformly distributed on a workpiece, the quality of the workpiece is ensured, a screw rod 9 is movably arranged in the heating charging barrel 10, a second supporting frame 2 is fixedly arranged at the right side of a first supporting frame 16 at the top of the base 1, a first oil cylinder 3 is fixedly arranged at the top of the second supporting frame 2, a power box 4 is fixedly arranged at the output end of the first oil cylinder 3, the output end of the first oil cylinder 3 is connected with the power box 4 through a rubber connecting seat, a connecting bracket 5 is fixedly arranged at the side of the power box 4, a transverse vibration device 6 is fixedly arranged at the side of the connecting bracket 5, and a power connecting rod 7 is fixedly connected at the, the other end of the power connecting rod 7 is fixedly connected with the input end of the screw rod 9, the power box 4 comprises an outer box 401, a second servo motor 404 is fixedly installed at the top of the inner cavity of the outer box 401, the output end of the second servo motor 404 is fixedly connected with a second screw rod 402, a connecting shaft 403 is movably installed on the right side surface of the inner cavity of the outer box 401, a second gear 405 is fixedly sleeved on the outer surface of the connecting shaft 403, the outer surface of the second gear 405 is meshed with the outer surface of the second screw rod 402 for transmission connection, the other end of the connecting shaft 403 is fixedly connected with the other end of the power connecting rod 7, the number of the connecting shafts 403 is two, the number of the screw rods 9 is two, the two connecting shafts 403 correspond to the two screw rods 9, an injection cylinder 11 is fixedly installed at the left side of the first supporting frame 16 at the top of the base 1, the inside of the installation chamber 13 is fixedly provided with an electromagnetic coil 12, the outer surface of the heating charging barrel 10 is fixedly sleeved with the installation chamber 13 which is the same as that of the injection barrel 11 and the electromagnetic coil 12 inside, when alternating current is supplied, some metal powder which can be magnetically attracted can vibrate under the action of changing magnetic force, the fluidity of a mixture is ensured, the mold filling time is shortened, the side surface of the injection barrel 11 is movably provided with an injection rod 15, one end of the injection rod 15 which is positioned in the injection barrel 11 is fixedly provided with a piston 14, the top of the base 1 is fixedly provided with a second oil cylinder 17, the other end of the second oil cylinder 17 is fixedly connected with the other end of the injection rod 15, the second oil cylinder 17 is connected with the injection rod 15 through a rubber connecting seat and a transverse vibration device 6, and the arrangement of the rubber connecting device enables the transverse vibration device 6 to vibrate in, will not influence first hydro-cylinder 3 and second hydro-cylinder 17, through the horizontal vibrator 6 that sets up in headstock 4 and injection pole 15 department for the material is located and shakes in heating feed cylinder 10 and injection tube 11, vibrations guarantee that the unwrapping of macromolecular chain, the orientation becomes easy, the frictional force of molecular chain spare reduces, guarantee to mix the mobility of melt and increase, guarantee that the melt can mould plastics under less pressure, and need not to increase the temperature of mixing the melt moreover, make the power consumption reduction of device.
The working principle is that a mixed material of metal powder and a binder is added into a hopper 8, at the moment, a first servo motor 19 drives a first screw rod 22 to rotate, the first screw rod 22 drives a first gear 21 to rotate, the first gear 21 drives a spiral conveying blade 24 to rotate through a rotating shaft 23, so that the mixed material is conveyed into a heating material cylinder 10 with the uniformity kept, at the moment, a second servo motor 404 drives a second screw rod 402 to rotate, the second screw rod 402 drives a second gear 405 to rotate, the second gear 405 drives a power connecting rod 7 to rotate through a connecting shaft 403, at the moment, the power connecting rod 7 drives a screw rod 9 to rotate, so that the heating material cylinder 10 heats the material, meanwhile, the rotation of the screw rod 9 shears the material, so that the material is sheared and heated, and at the same time, a transverse vibration device 6 vibrates, so that the fluidity of a molten mass is increased, when the first oil cylinder 3 works, the power connecting rod 7 is pushed by the power box 4, so that the screw rod 9 pumps the material into the injection cylinder 11, the electromagnetic coil 12 is electrified, and because the electromagnetic coil 12 is electrified with alternating current, the metal powder which can be magnetized is vibrated to ensure the mixing uniformity, meanwhile, the transverse vibration device 6 positioned at the second oil cylinder 17 is vibrated to ensure the fluidity of the material, at the moment, the second oil cylinder 17 works, the injection rod 15 drives the piston 14 to act, the material is injected into the mould through the injection tube 11 via the injection port, and the injection can be completed without applying excessive pressure by the second cylinder 17, the operation of the lateral vibration device 6 and the electromagnetic coil 12 is determined according to the properties of the metal powder, and when it is a magnetically attractable metal, the operation of the lateral vibration device 6 can be selected to be switched off by simply energizing the electromagnetic coil 12.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a metal powder processing is with organic binder injection apparatus, includes base (1), its characterized in that: the top of the base (1) is fixedly provided with a first support frame (16), the top of the first support frame (16) is fixedly provided with a heating material cylinder (10), the top of the heating material cylinder (10) is fixedly communicated with a hopper (8), the inside of the heating material cylinder (10) is movably provided with a screw rod (9), the top of the base (1) is positioned at the right side of the first support frame (16) and is fixedly provided with a second support frame (2), the top of the second support frame (2) is fixedly provided with a first oil cylinder (3), the output end of the first oil cylinder (3) is fixedly provided with a power box (4), the side of the power box (4) is fixedly provided with a connecting bracket (5), the side of the connecting bracket (5) is fixedly provided with a transverse vibration device (6), and the output end of the power box (4) is fixedly connected with a power connecting rod (7, the other end of power connecting rod (7) and the input fixed connection of screw rod (9), the left side fixed mounting that the top of base (1) is located first support frame (16) has injection tube (11), the output of heating feed cylinder (10) and the top of injection tube (11) are fixed to be communicated, the external fixed surface cover of injection tube (11) is equipped with installation room (13), the inside fixed mounting of installation room (13) has solenoid (12), the side movable mounting of injection tube (11) has injection pole (15), the one end fixed mounting that injection pole (15) are located injection tube (11) inside has piston (14), the top fixed mounting of base (1) has second hydro-cylinder (17), the other end fixed connection of the other end of second hydro-cylinder (17) and injection pole (15).
2. The organic binder injection apparatus for metal powder processing according to claim 1, wherein: the side fixed mounting of hopper (8) has cage (18), the inside fixed mounting of cage (18) has first servo motor (19), the inside fixed mounting of hopper (8) has installation shell (20), the output of first servo motor (19) extends to the inside and the first lead screw of fixedly connected with (22) of installation shell (20), the inside movable mounting of installation shell (20) has axis of rotation (23), the outer fixed surface cover of axis of rotation (23) is equipped with first gear (21), the surface of first gear (21) is connected with the surface engagement transmission of first lead screw (22), the one end of axis of rotation (23) extends to the inside and the fixedly connected with screw conveyor blade (24) of hopper (8).
3. The organic binder injection apparatus for metal powder processing according to claim 1, wherein: the power box (4) comprises an outer box body (401), a second servo motor (404) is fixedly mounted at the top of an inner cavity of the outer box body (401), a second screw rod (402) is fixedly connected with an output end of the second servo motor (404), a connecting shaft (403) is movably mounted on the right side face of the inner cavity of the outer box body (401), a second gear (405) is sleeved on the outer surface of the connecting shaft (403), the outer surface of the second gear (405) is connected with the outer surface of the second screw rod (402) in a meshing transmission mode, and the other end of the connecting shaft (403) is fixedly connected with the other end of a power connecting rod (7).
4. The organic binder injection apparatus for metal powder processing according to claim 3, wherein: the number of the connecting shafts (403) is two, the number of the screw rods (9) is two, and the two connecting shafts (403) correspond to the two screw rods (9).
5. The organic binder injection apparatus for metal powder processing according to claim 1, wherein: the output end of the first oil cylinder (3) is connected with the power box (4) through a rubber connecting seat.
6. The organic binder injection apparatus for metal powder processing according to claim 1, wherein: the second oil cylinder (17) is connected with the injection rod (15) through a rubber connecting seat and a transverse vibration device (6).
7. The organic binder injection apparatus for metal powder processing according to claim 1, wherein: the outer surface of the heating charging barrel (10) is fixedly sleeved with a mounting chamber (13) which is the same as that on the injection barrel (11) and an electromagnetic coil (12) inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010562840.2A CN111687418A (en) | 2020-06-19 | 2020-06-19 | Organic adhesive injection device for metal powder processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010562840.2A CN111687418A (en) | 2020-06-19 | 2020-06-19 | Organic adhesive injection device for metal powder processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111687418A true CN111687418A (en) | 2020-09-22 |
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ID=72481855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010562840.2A Withdrawn CN111687418A (en) | 2020-06-19 | 2020-06-19 | Organic adhesive injection device for metal powder processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111687418A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112338151A (en) * | 2020-11-06 | 2021-02-09 | 燕山大学 | Manufacturing equipment for continuously preparing metal powder semi-solid slurry |
| CN115090881A (en) * | 2022-07-11 | 2022-09-23 | 陕西华夏粉末冶金有限责任公司 | Powder metallurgy injection molding device |
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| JP2004010947A (en) * | 2002-06-05 | 2004-01-15 | Kobe Steel Ltd | Intermittent powder-application device and powder compacting machine with lubrication into mold |
| CN1663712A (en) * | 2005-03-04 | 2005-09-07 | 华南理工大学 | Metal powder parison injection moulding method and apparatus therefor |
| CN103464756A (en) * | 2013-08-26 | 2013-12-25 | 苏州米莫金属科技有限公司 | Powder injection molding device |
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2020
- 2020-06-19 CN CN202010562840.2A patent/CN111687418A/en not_active Withdrawn
Patent Citations (3)
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|---|---|---|---|---|
| JP2004010947A (en) * | 2002-06-05 | 2004-01-15 | Kobe Steel Ltd | Intermittent powder-application device and powder compacting machine with lubrication into mold |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112338151A (en) * | 2020-11-06 | 2021-02-09 | 燕山大学 | Manufacturing equipment for continuously preparing metal powder semi-solid slurry |
| CN112338151B (en) * | 2020-11-06 | 2021-07-16 | 燕山大学 | Manufacturing equipment for continuously preparing metal powder semi-solid slurry |
| CN115090881A (en) * | 2022-07-11 | 2022-09-23 | 陕西华夏粉末冶金有限责任公司 | Powder metallurgy injection molding device |
| CN115090881B (en) * | 2022-07-11 | 2023-09-15 | 陕西华夏粉末冶金有限责任公司 | Powder metallurgy injection molding device |
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Application publication date: 20200922 |
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