Powder metallurgy forming device facilitating powder injection

Abstract

The utility model relates to the technical field of forming devices, and discloses a powder metallurgy forming device convenient for powder injection, which comprises a base, and a connecting frame is arranged at the top of the base. According to the powder metallurgy forming device facilitating powder injection, by arranging the quantitative assembly, metal powder enters a discharging hopper from a storage box and is located in a discharging groove in the outer portion of a quantitative feeding wheel, and then a first stepping motor is started to drive the quantitative feeding wheel to rotate; metal powder in a blanking groove located outside the quantitative feeding wheel falls down from a blanking hopper until the metal powder falls into the top of a sliding base and is located in a mold frame, then the sliding base and the mold frame are driven by an electric sliding rail to move rightwards to the position below an extrusion base, and finally the extrusion base is driven by an electric hydraulic push rod to move downwards to conduct extrusion forming on the metal powder. And therefore, the purpose of quantitative feeding can be achieved, the situation that use of the device is affected due to too much or too little discharging is avoided, the practicability of the device is improved, and workers can use the device conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of forming devices, in particular to a powder metallurgy forming device which is convenient for powder injection. Background Art

[0002] Powder forming is the process of compacting metal powder into a compact with a certain shape, size, density and strength. It is one of the basic processes in powder metallurgy. In the process of using iron powder for metallurgy, it is usually necessary to first push the iron powder into the trough to be pressed, and then use the downward pressing equipment to compact the iron powder.

[0003] At present, traditional powder metallurgy molding devices are unable to achieve quantitative addition of powder. Adding too much can easily cause waste, and adding too little can affect the molding of components. At the same time, manual unloading after the components are formed can easily cause unnecessary dangers. Therefore, a powder metallurgy molding device that is convenient for powder injection is proposed to solve the above-mentioned technical problems. Utility Model Content

[0004] (1) Technical problems solved

[0005] In response to the shortcomings of the existing technology, the utility model provides a powder metallurgy molding device that is convenient for powder injection. It has the advantages of being able to perform quantitative addition and reduce unnecessary risks. It solves the problem that the current traditional powder metallurgy molding device cannot achieve quantitative addition when adding powder, adding too much can easily cause waste, and adding too little can affect the molding of the components. At the same time, after the components are formed, manual unloading is required, which can easily cause unnecessary risks.

[0006] (2) Technical solution

[0007] In order to achieve the above-mentioned purpose of being able to carry out quantitative addition and reduce unnecessary risks, the utility model provides the following technical solutions: a powder metallurgy molding device that is convenient for powder injection, comprising a base, a connecting frame is provided on the top of the base, an electric slide is provided on the top of the base, a slide seat that is slidably connected to the top of the base is provided on the outside of the electric slide seat, a material storage box is provided on the inner top wall of the connecting frame, a quantitative component with one end extending to the bottom of the material storage box is provided on the inner bottom wall of the material storage box, a pushing component that is tightly fitted with its top is provided on the left side wall of the slide seat, and a material storage box is provided on the inner top wall of the slide seat. An annular groove is provided, an installation cavity is provided inside the slide, a mold frame with one end extending to the top of the annular groove is provided inside the annular groove, a servo motor is provided on the inner bottom wall of the installation cavity, a threaded shaft rotatably connected to the top wall of the installation cavity is provided at the output shaft of the servo motor, a threaded block is provided on the outside of the threaded shaft, the left and right side walls of the threaded block both extend to the inside of the annular groove, the left and right side walls of the threaded block are connected to the inner wall of the mold frame, an electric hydraulic push rod located on the right side of the storage box is provided on the inner top wall of the connecting frame, and an extrusion seat is provided at the output end of the electric hydraulic push rod;

[0008] The quantitative component includes a hopper, the inner bottom wall of the storage box is provided with a hopper with one end extending to the bottom thereof, the rear side wall of the hopper is provided with a motor fixing plate, the top of the motor fixing plate is provided with a first stepper motor, and the output shaft of the first stepper motor is provided with a quantitative feeding wheel rotatably connected to the front side of the inner wall of the hopper;

[0009] The pusher assembly includes a positioning plate, a positioning plate is provided on the left side wall of the slide, an electric push rod is provided on the top of the positioning plate, and a pusher plate that fits tightly with the top of the slide is provided at the output end of the electric push rod.

[0010] Preferably, a collection frame is fixedly connected to the right side wall of the slide.

[0011] Preferably, the interior of the connection frame is hollow and the front side wall thereof is designed to be open.

[0012] Preferably, the outside of the quantitative feeding wheel is provided with three storage grooves which are distributed in an annular shape and at equal distances.

[0013] Preferably, the inner top wall of the storage box is connected to a filling pipe with one end extending to the top of the connecting frame, and a sealing cover is provided on the outside of the filling pipe.

[0014] Preferably, both left and right sides of the inner wall of the installation cavity are connected with long holes opened on the slide seat and adapted to the moving track of the threaded block.

[0015] (3) Beneficial effects

[0016] Compared with the prior art, the present invention provides a powder metallurgy molding device that facilitates powder injection and has the following beneficial effects:

[0017] 1. The powder metallurgy molding device that is convenient for powder injection is provided with a quantitative component. Metal powder enters the inside of the blanking hopper from the storage box and is located in the blanking groove outside the quantitative feeding wheel. Then, the first stepper motor is started to drive the quantitative feeding wheel to rotate, so that the metal powder in the blanking groove outside the quantitative feeding wheel falls from the blanking hopper until it falls on the top of the slide and is located inside the mold frame. Then, the electric slide rail drives the slide and the mold frame to move right to the bottom of the extrusion seat. Finally, the electric hydraulic push rod drives the extrusion seat to move downward to extrude the metal powder, thereby achieving the purpose of quantitative feeding, avoiding the influence of excessive or insufficient material discharge on the use of the device, and improving the practicality of the device.

[0018] 2. This powder metallurgy molding device that is convenient for powder injection is provided with a pusher assembly. After extrusion molding, the servo motor is started to drive the threaded shaft to rotate through the output shaft. At this time, the threaded block drives the mold frame to move downward, and the molded metal parts are exposed until the mold frame is completely moved to the inside of the annular groove. Finally, the electric push rod is started to drive the pusher plate to push the metal parts into the collection frame, avoiding unnecessary dangers and further improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic front cross-sectional view of the utility model;

[0020] Figure 2 For this utility model Figure 1 Enlarged schematic diagram of point A in the middle.

[0021] In the figure: 1. Base; 2. Connecting frame; 3. Electric slide rail; 4. Slide seat; 5. Storage box; 6. Dosing assembly; 61. Drop hopper; 62. Motor fixing plate; 63. First stepper motor; 64. Dosing feeding wheel; 7. Pushing assembly; 71. Positioning plate; 72. Electric push rod; 73. Pushing plate; 8. Annular groove; 9. Mounting cavity; 10. Mold frame; 11. Servo motor; 12. Threaded shaft; 13. Threaded block; 14. Electric hydraulic push rod; 15. Extrusion seat. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figure 1-2 , a powder metallurgy molding device that is convenient for powder injection, includes a base 1, a connecting frame 2 is fixedly connected to the top of the base 1, the interior of the connecting frame 2 is hollow and its front side wall is open, the top of the base 1 is fixedly connected to an electric slide rail 3, the outside of the electric slide rail 3 is slidably connected to a slide seat 4 slidably connected to the top of the base 1, the right side wall of the slide seat 4 is fixedly connected to a collecting frame, the inner top wall of the connecting frame 2 is fixedly connected to a storage box 5, the inner top wall of the storage box 5 is connected to an injection pipe with one end extending to the top of the connecting frame 2, and a sealing cover is provided on the outside of the injection pipe. The inner bottom wall of the material box 5 is connected to a quantitative component 6 with one end extending to the bottom thereof, and the quantitative component 6 includes a drop hopper 61. The inner bottom wall of the material storage box 5 is connected to a drop hopper 61 with one end extending to the bottom thereof, and the rear side wall of the drop hopper 61 is fixedly connected to a motor fixing plate 62, and the top of the motor fixing plate 62 is fixedly connected to a first stepper motor 63, and the output shaft of the first stepper motor 63 is fixedly connected to a quantitative feeding wheel 64 that is rotatably connected to the front side of the inner wall of the drop hopper 61, and the outside of the quantitative feeding wheel 64 is provided with three storage grooves that are equidistantly distributed in a ring shape.

[0024] The left side wall of the slide 4 is fixedly connected to a pusher assembly 7 that fits tightly with its top. The pusher assembly 7 includes a positioning plate 71. The left side wall of the slide 4 is fixedly connected to the positioning plate 71. The top of the positioning plate 71 is fixedly connected to an electric push rod 72. The output end of the electric push rod 72 is fixedly connected to a pusher plate 73 that fits tightly with the top of the slide 4.

[0025] An annular groove 8 is provided inside the slide 4, and an installation cavity 9 is provided inside the slide 4. A mold frame 10 with one end extending to the top thereof is placed inside the annular groove 8. The inner bottom wall of the installation cavity 9 is fixedly connected to a servo motor 11. The output shaft of the servo motor 11 is fixedly connected to a threaded shaft 12 rotatably connected to the inner top wall of the installation cavity 9. The external thread of the threaded shaft 12 is connected to a threaded block 13. The left and right sides of the inner wall of the installation cavity 9 are connected with long strip holes provided on the slide 4 and adapted to the moving trajectory of the threaded block 13. The left and right side walls of the threaded block 13 extend to the inside of the annular groove 8. The left and right side walls of the threaded block 13 are fixedly connected to the inner wall of the mold frame 10. The inner top wall of the connecting frame 2 is fixedly connected to an electric hydraulic push rod 14 located on the right side of the storage box 5, and the output end of the electric hydraulic push rod 14 is fixedly connected to an extrusion seat 15.

[0026] It is worth noting that the electric slide 3, slide 4, first stepper motor 63, electric push rod 72, servo motor 11 and electric hydraulic push rod 14 appearing in this application document are all conventionally known equipment, and the electric slide 3, slide 4, first stepper motor 63, electric push rod 72, servo motor 11 and electric hydraulic push rod 14 are all externally connected to a drive power supply and a control switch. The standard parts used in this application document can all be purchased on the market. The specific connection method of each part adopts conventional means such as mature bolts, rivets, welding, etc. in the existing technology for connection, and the machinery, parts and equipment all adopt conventional models in the existing technology, and the circuit connection adopts conventional connection methods in the existing technology. The contents not described in detail in the description belong to the existing technology known to professional and technical personnel in this field, and will not be described in detail here.

[0027] In summary, the powder metallurgy forming device that is convenient for powder injection is provided with a quantitative component 6. The metal powder enters the inside of the blanking hopper 61 from the storage box 5 and is located in the blanking groove outside the quantitative feeding wheel 64. Then, the first stepper motor 63 is started to drive the quantitative feeding wheel 64 to rotate, so that the metal powder in the blanking groove outside the quantitative feeding wheel 64 falls from the blanking hopper 61 until it falls on the top of the slide 4 and is located inside the mold frame 10. Then, the electric slide rail 3 drives the slide 4 and the mold frame 10 to move right to the bottom of the extrusion seat 15. Finally, the electric hydraulic push rod 14 drives the extrusion seat 15 to move downward to extrude the metal powder, thereby achieving the purpose of quantitative feeding and avoiding the influence of excessive or insufficient feeding. The use of the device improves the practicality of the device. By setting the pushing component 7, after extrusion molding, the servo motor 11 is started to drive the threaded shaft 12 to rotate through the output shaft. At this time, the threaded block 13 drives the mold frame 10 to move down, and the molded metal parts are exposed until the mold frame 10 is completely moved to the inside of the annular groove 8. Finally, the electric push rod 72 is started to drive the pushing plate 73 to push the metal parts into the inside of the collection frame to avoid unnecessary dangers, further improving the practicality of the device, and solving the problem that the current traditional powder metallurgy molding device cannot achieve quantitative addition when adding powder, adding too much can easily cause waste, and adding too little can affect the molding of the parts. At the same time, after the parts are formed, they are manually unloaded, which can easily cause unnecessary dangers.

[0028] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply the existence of any such actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article, or device comprising the element.

[0029] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A powder metallurgy molding device that facilitates powder injection, comprising a base (1), characterized in that: The top of the base (1) is provided with a connecting frame (2), the top of the base (1) is provided with an electric slide rail (3), the outside of the electric slide rail (3) is provided with a slide seat (4) slidably connected to the top of the base (1), the inner top wall of the connecting frame (2) is provided with a material storage box (5), the inner bottom wall of the material storage box (5) is provided with a quantitative component (6) with one end extending to the bottom thereof, the left side wall of the slide seat (4) is provided with a pusher component (7) tightly fitted with the top thereof, the interior of the slide seat (4) is provided with an annular groove (8), the interior of the slide seat (4) is provided with an installation cavity (9), the interior of the annular groove (8) is provided with a cavity (6) extending to the top thereof, and the inner side wall of the annular groove (8) is provided with a cavity (6) extending to the top thereof. The mold frame (10) of the mounting cavity (9) is provided with a servo motor (11) on the inner bottom wall, the output shaft of the servo motor (11) is provided with a threaded shaft (12) rotatably connected to the inner top wall of the mounting cavity (9), the outer side of the threaded shaft (12) is provided with a threaded block (13), the left and right side walls of the threaded block (13) both extend to the inside of the annular groove (8), the left and right side walls of the threaded block (13) are both connected to the inner wall of the mold frame (10), the inner top wall of the connecting frame (2) is provided with an electric hydraulic push rod (14) located on the right side of the storage box (5), and the output end of the electric hydraulic push rod (14) is provided with an extrusion seat (15); The quantitative component (6) includes a hopper (61), the inner bottom wall of the storage box (5) is provided with a hopper (61) with one end extending to the bottom thereof, the rear side wall of the hopper (61) is provided with a motor fixing plate (62), the top of the motor fixing plate (62) is provided with a first stepper motor (63), and the output shaft of the first stepper motor (63) is provided with a quantitative feeding wheel (64) rotatably connected to the front side of the inner wall of the hopper (61); The pusher assembly (7) includes a positioning plate (71), the left side wall of the slide (4) is provided with the positioning plate (71), the top of the positioning plate (71) is provided with an electric push rod (72), and the output end of the electric push rod (72) is provided with a pusher plate (73) that is tightly fitted with the top of the slide (4).

2. The powder metallurgy molding device for convenient powder injection according to claim 1, characterized in that: The right side wall of the slide seat (4) is fixedly connected with a collecting frame.

3. The powder metallurgy molding device for convenient powder injection according to claim 1, characterized in that: The interior of the connecting frame (2) is hollow and the front side wall thereof is designed to be open.

4. The powder metallurgy molding device for convenient powder injection according to claim 1, characterized in that: The outside of the quantitative feeding wheel (64) is provided with three material storage grooves which are distributed in an annular shape and at equal distances.

5. The powder metallurgy molding device for convenient powder injection according to claim 1, characterized in that: The inner top wall of the storage box (5) is connected to a material injection pipe with one end extending to the top of the connection frame (2), and a sealing cover is provided on the outside of the material injection pipe.

6. The powder metallurgy molding device for convenient powder injection according to claim 1, characterized in that: The left and right sides of the inner wall of the installation cavity (9) are both connected with long holes opened on the slide seat (4) and adapted to the moving track of the threaded block (13).

Images