CN113275564B

CN113275564B - Preparation device and preparation method of powder metallurgy part

Info

Publication number: CN113275564B
Application number: CN202110565644.5A
Authority: CN
Inventors: 张严
Original assignee: Ningbo Jiale Precision Manufacturing Co ltd; Ningbo Rigang Powder Metallurgy Co ltd
Current assignee: Ningbo Jiale Precision Manufacturing Co ltd; Ningbo Rigang Powder Metallurgy Co ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2022-12-06
Anticipated expiration: 2041-05-24
Also published as: CN113275564A

Abstract

The invention discloses a preparation device of powder metallurgy parts and a preparation method thereof, wherein the preparation device comprises a mounting plate and a material placing plate, the surface of the mounting plate is fixedly connected with the material placing plate, the side wall of the mounting plate is fixedly connected with a transverse adjusting device, the surface of the mounting plate is slidably connected with a longitudinal adjusting device, the transverse adjusting device is fixedly connected with the longitudinal adjusting device, a rotary adjusting device is arranged below the material placing plate, the rotary adjusting device is fixedly connected with the longitudinal adjusting device, the surface of the material placing plate is provided with a material receiving plate in a matching way, the material receiving plate is rotatably installed with the rotary adjusting device, the transverse adjusting device comprises a motor box, a first servo motor, a screw rod, a movable block and a rectangular groove, and the preparation device of the powder metallurgy parts does not need manual auxiliary operation, is convenient to carry out blanking, can be conveyed to different positions, and has adaptability and practicability.

Description

Preparation device and preparation method of powder metallurgy part

Technical Field

The invention relates to the technical field of powder metallurgy part preparation equipment, in particular to a powder metallurgy part preparation device and a powder metallurgy part preparation method.

Background

Powder metallurgy is a technical subject of manufacturing metal powder or metal powder as a raw material (including mixing of non-metal powder) and manufacturing metal materials, composite materials and various types of products by a molding-sintering basic method, and broadly includes a technique of manufacturing materials or products by a molding-sintering method using non-metal compound powder such as oxide, nitride, carbide and the like as a raw material.

When extrusion molding and discharging are carried out on the existing preparation of powder metallurgy parts with small size, produced parts can be accumulated on the surface of extrusion equipment, manual assistance is needed for blanking, time and labor are wasted, and therefore the powder metallurgy part preparation device and the powder metallurgy part preparation method are provided.

Disclosure of Invention

The invention aims to provide a preparation device and a preparation method of powder metallurgy parts, and aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a preparation facilities of powder metallurgy part, includes the mounting panel and puts the thing board, the fixed surface of mounting panel is connected with puts the thing board, the horizontal adjusting device of lateral wall fixedly connected with of mounting panel, the surface sliding of mounting panel is connected with vertical adjusting device, horizontal adjusting device and vertical adjusting device fixed connection, the below of putting the thing board is provided with rotates adjusting device, rotate adjusting device and vertical adjusting device fixed connection, the surface coordination who puts the thing board installs and connects the flitch, connect the flitch and rotate adjusting device and rotate the installation.

Preferably, horizontal adjusting device includes motor case, a servo motor, lead screw, movable block and rectangular channel, the lateral wall fixedly connected with motor case of mounting panel, the internally mounted of motor case has a servo motor, a servo motor's output fixedly connected with lead screw, the rectangular channel has been seted up on the surface of mounting panel, the sliding surface of rectangular channel is connected with the movable block, the movable block passes through threaded connection with the lead screw.

Preferably, vertical adjusting device includes fly leaf, lifter plate, hydraulic telescoping rod and fixed plate, the fixed surface of movable block is connected with the fly leaf, the fixed surface of fly leaf is connected with the fixed plate, hydraulic telescoping rod, two are installed to the inside symmetry of fixed plate the one end fixedly connected with lifter plate of fixed plate is kept away from to hydraulic telescoping rod, lifter plate and fly leaf sliding connection.

Preferably, the below symmetry fixedly connected with gag lever post of lifter plate, two the gag lever post all with fixed plate sliding connection.

Preferably, it includes second servo motor, sprocket, transmission post, mounting groove, regulating plate, first gear, second gear, third gear, first rotation post, second rotation post, third rotation post, spreader and spliced pole to rotate adjusting device, the fixed surface of lifter plate is connected with the regulating plate, the mounting groove has been seted up on the surface of regulating plate, the surface symmetry of mounting groove rotates and installs the sprocket, two through chain drive between the sprocket, the surface mounting of regulating plate has second servo motor, one of them sprocket and servo motor's output fixed connection, the fixed surface of sprocket is connected with the transmission post, two the transmission post all rotates with the regulating plate and is connected, the one end that the sprocket was kept away from to the transmission post rotates and installs first gear, the outside meshing of first gear is connected with the second gear, the outside meshing of second gear is connected with the third gear, the fixed surface of third gear is connected with the spreader, two the one end fixed connection post that the third gear was kept away from the spreader is connected with the sprocket, two the one end that the spreader was kept away from the sprocket all rotates with the material receiving plate and installs, the surface rotation post and second rotation post, the surface rotation post rotates the first rotation post and the second rotation post.

Preferably, the surface of regulating plate is seted up flutedly, the surperficial symmetry of recess is rotated and is installed the worm wheel, two the below meshing of worm wheel is connected with the worm, the lateral wall fixedly connected with motor cabinet of regulating plate, the below fixedly connected with third servo motor of motor cabinet, the output of third servo motor and the one end fixed connection of worm, the drive column rotates with the worm wheel to be connected, worm wheel and first gear fixed connection.

Preferably, the upper surface of the material receiving plate is an inclined surface.

Preferably, an electromagnet is installed inside the material receiving plate.

The preparation method of the powder metallurgy part comprises the following steps:

the method comprises the following steps: selecting 1% of carbon, 15% of nickel, 3% of copper, 16% of manganese and 1% of phosphorus, and adding a lubricant into the rest iron, and stirring and mixing the multiple materials fully;

step two: placing the fully mixed mixture of the plurality of materials into a die, and pressing the mixture into a green part blank under the pressure of 450 MPa;

step three: placing the green body in a furnace filled with protective gas for sintering at 1400 ℃ for 150 minutes;

step four: placing the sintered part green blank in extrusion equipment for extrusion forming, wherein the extrusion depth is 20 mm;

step five: and after the extrusion equipment discharges materials, the materials are conveyed to an appointed position by a conveying mechanism to carry out subsequent carburization and oil quenching treatment.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the discharging of the arranged extrusion equipment is arranged on the surface of the material receiving plate, the electromagnet adsorbs the part, the second servo motor drives the transmission column to rotate, so that the third rotating column is driven to rotate, so that the second gear is driven to rotate, so that the third gear is driven to rotate, so that the cross column is driven to rotate, so that the connecting column is driven to rotate, so that the material receiving plate is driven to move up and down, when the material receiving plate moves to the lowest position, the electromagnet is powered off, the part slides to the designated position along the surface of the material receiving plate, so that the blanking is realized, the manual auxiliary operation is not needed, and the feeding device has practicability.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a second schematic diagram of the overall structure of the present invention;

fig. 3 is a third schematic view of the overall structure of the present invention.

In the figure: 1. mounting a plate; 2. a storage plate; 3. a lateral adjustment device; 4. a longitudinal adjustment device; 5. a rotation adjustment device; 6. a material receiving plate; 7. a motor case; 8. a first servo motor; 9. a screw rod; 10. a movable block; 11. a rectangular groove; 12. a movable plate; 13. a lifting plate; 14. a hydraulic telescopic rod; 15. a fixing plate; 16. a limiting rod; 17. a second servo motor; 18. a sprocket; 19. a drive post; 20. mounting grooves; 21. an adjusting plate; 22. a first gear; 23. a second gear; 24. a third gear; 25. a first rotating column; 26. a second rotating cylinder; 27. a third rotating cylinder; 28. a cross post; 29. connecting columns; 30. a groove; 31. a worm gear; 32. a worm; 33. a motor base; 34. a third servo motor; 35. an electromagnet.

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, fig. 2 and fig. 3, the present invention provides a technical solution: the utility model provides a preparation facilities of powder metallurgy part, includes mounting panel 1 and puts thing board 2, the fixed surface of mounting panel 1 is connected with puts thing board 2, the horizontal adjusting device 3 of lateral wall fixedly connected with of mounting panel 1, the sliding surface of mounting panel 1 is connected with vertical adjusting device 4, horizontal adjusting device 3 and vertical adjusting device 4 fixed connection, the below of putting thing board 2 is provided with rotates adjusting device 5, rotate adjusting device 5 and vertical adjusting device 4 fixed connection, the surface cooperation of putting thing board 2 is installed and is connect flitch 6, connect flitch 6 and rotate adjusting device 5 and rotate the installation.

Referring to fig. 1, fig. 2 and fig. 3, the transverse adjusting device 3 includes a motor box 7, a first servo motor 8, a screw rod 9, a movable block 10 and a rectangular groove 11, the side wall of the mounting plate 1 is fixedly connected with the motor box 7, the first servo motor 8 is installed inside the motor box 7, the output end of the first servo motor 8 is fixedly connected with the screw rod 9, the rectangular groove 11 is formed in the surface of the mounting plate 1, the surface of the rectangular groove 11 is slidably connected with the movable block 10, and the movable block 10 is connected with the screw rod 9 through a thread to adjust the transverse position of the material receiving plate 6.

Referring to fig. 1, 2 and 3, the longitudinal adjusting device 4 includes a movable plate 12, a lifting plate 13, hydraulic telescopic rods 14 and a fixed plate 15, the movable plate 12 is fixedly connected to the surface of the movable block 10, the fixed plate 15 is fixedly connected to the surface of the movable plate 12, the hydraulic telescopic rods 14 are symmetrically installed inside the fixed plate 15, the lifting plate 13 is fixedly connected to one end of each of the two hydraulic telescopic rods 14 away from the fixed plate 15, and the lifting plate 13 is slidably connected to the movable plate 12 to adjust the longitudinal position of the material receiving plate 6.

Referring to fig. 1, limiting rods 16 are symmetrically and fixedly connected to the lower portion of the lifting plate 13, and both of the limiting rods 16 are slidably connected to the fixing plate 15, so as to ensure the stability of the lifting adjustment of the lifting plate 13.

Referring to fig. 1, 2 and 3, the rotation adjusting device 5 includes a second servo motor 17, chain wheels 18, transmission columns 19, an installation groove 20, an adjustment plate 21, a first gear 22, a second gear 23, a third gear 24, a first rotation column 25, a second rotation column 26, a third rotation column 27, a cross column 28 and a connection column 29, the surface of the lifting plate 13 is fixedly connected with the adjustment plate 21, the installation groove 20 is formed on the surface of the adjustment plate 21, the chain wheels 18 are symmetrically and rotatably installed on the surface of the installation groove 20, the two chain wheels 18 are driven by a chain, the second servo motor 17 is installed on the surface of the adjustment plate 21, one of the chain wheels 18 is fixedly connected with the output end of the servo motor, the transmission columns 19 are fixedly connected on the surface of the chain wheel 18, both of the transmission columns 19 are rotatably connected with the adjustment plate 21, the first gear 22 is rotatably installed at one end of the transmission column 19 far from the chain wheel 18, the outer side of the first gear 22 is engaged with a second gear 23, the outer side of the second gear 23 is engaged with a third gear 24, the surface of the third gear 24 is fixedly connected with a cross column 28, one end of the cross column 28 far away from the third gear 24 is fixedly connected with a connecting column 29, one end of each connecting column 29 far away from the cross column 28 is rotatably installed with the material receiving plate 6, the surface of the cross column 28 is rotatably installed with a first rotating column 25 and a second rotating column 26, the first rotating column 25 is rotatably installed with the first gear 22, the second rotating column 26 is rotatably installed with the second gear 23, the surface of the first rotating column 25 and the surface of the second rotating column 26 are rotatably installed with a third rotating column 27, the third rotating column 27 is fixedly connected with one end of the transmission column 19 far away from the chain wheel 18, and the second servo motor 17 drives the chain wheel 18 to rotate, two sprockets 18 rotate simultaneously and drive two transmission posts 19 to rotate simultaneously, and then drive two third rotation posts 27 to rotate with transmission post 19 as the center, and then drive second gear 23 to rotate around first gear 22, also drive third gear 24 to rotate simultaneously, and then drive spreader 28 and spliced pole 29 to rotate, and then adjust the position of material receiving plate 6, and the removal orbit of material receiving plate 6 presents the linear type and reciprocates, takes the part to the assigned position.

Referring to fig. 3, a groove 30 is formed in the surface of the adjusting plate 21, worm gears 31 are symmetrically and rotatably mounted on the surface of the groove 30, worms 32 are engaged and connected below the two worm gears 31, a motor base 33 is fixedly connected to the side wall of the adjusting plate 21, a third servo motor 34 is fixedly connected below the motor base 33, an output end of the third servo motor 34 is fixedly connected with one end of each worm 32, the transmission column 19 is rotatably connected with the worm gear 31, the worm gear 31 is fixedly connected with the first gear 22, the third servo motor 34 drives the worm 32 to rotate, and further drives the worm gear 31 to rotate, so as to drive the first gear 22 to rotate, increase the angular velocity of the second gear 23 to move, and further drive the first rotation column 25, the second rotation column 26 and the third rotation column 27 to drive the two connecting columns 29 and the material receiving plate 6 to change the moving track until the material receiving plate 6 moves linearly in a transverse direction.

Referring to fig. 2, the upper surface of the receiving plate 6 is an inclined surface, so that the parts can slide off the surface of the receiving plate 6.

Referring to fig. 1, 2 and 3, an electromagnet 35 is installed inside the receiving plate 6, and is used for adsorbing the parts extruded and formed by the extrusion equipment.

step two: putting the fully mixed mixture of the materials into a mould, and pressing the mixture into a part green body under the pressure of 450 MPa;

step three: placing the green body in a furnace filled with protective gas for sintering, wherein the sintering temperature is 1400 ℃ and the sintering time is 150 minutes;

step five: after the extrusion equipment discharges, the extrusion equipment is conveyed to a specified position by a conveying mechanism to carry out subsequent carburizing and oil quenching treatment.

The working principle is as follows: the controller can be installed on the surface of the installation plate 1, the first servo motor 8, the second servo motor 17 and the third servo motor 34 are all connected with the controller through leads, the controller is precisely controlled by a computer program, the whole device is controlled by the controller before running, the first servo motor 8 is started to drive the lead screw 9 to rotate, further the slide block is driven to slide on the surface of the rectangular groove 11, the transverse positions of the movable block 10, the movable plate 12 and the material receiving plate 6 are changed within a certain range, the hydraulic telescopic rod 14 is extended or shortened, the longitudinal position of the material receiving plate 6 is adjusted within a certain range until the material receiving plate 6 can be matched with the material placing plate 2, material receiving can be carried out, the second servo motor 17 drives the chain wheels 18 to rotate, the two chain wheels 18 simultaneously rotate to drive the two transmission columns 19 to simultaneously rotate, further the two third rotation columns 27 are driven to rotate by taking the transmission columns 19 as centers, further the second gear 23 is driven to rotate around the first gear 22, meanwhile, the third gear 24 is driven to rotate, the cross column 28 and the connecting column 29 are driven to rotate, the position of the material receiving plate 6 is adjusted, the moving track of the material receiving plate 6 moves linearly up and down, the part is brought to a designated position, further, if the material receiving plate 6 needs to move transversely linearly, the worm 32 is driven to rotate by the third servo motor 34 in the rotating process of the transmission column 19, the worm wheel 31 is driven to rotate, the first gear 22 is driven to rotate, the angular speed of the movement of the second gear 23 is increased, the first rotating column 25, the second rotating column 26 and the third rotating column 27 are driven to drive the two connecting columns 29 and the material receiving plate 6 to change the moving track until the material receiving plate 6 moves transversely linearly, and before adjustment, the first servo motor 8 drives the screw rod 9 to rotate and the hydraulic telescopic rod 14 drives the lifting plate 13 to move to adjust the position of the material receiving plate 6, so that the upper surface of the material receiving plate 6 is flush with the surface of the object placing plate 2, and then the transverse movement is carried out, and the material receiving plate has adaptability.

It should be noted that, in this document, relational terms such as first and second, and the like are 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

1. The utility model provides a preparation facilities of powder metallurgy part, includes mounting panel (1) and puts thing board (2), the fixed surface of mounting panel (1) is connected with puts thing board (2), its characterized in that: the side wall of the mounting plate (1) is fixedly connected with a transverse adjusting device (3), the surface of the mounting plate (1) is connected with a longitudinal adjusting device (4) in a sliding manner, the transverse adjusting device (3) is fixedly connected with the longitudinal adjusting device (4), a rotary adjusting device (5) is arranged below the object placing plate (2), the rotary adjusting device (5) is fixedly connected with the longitudinal adjusting device (4), the surface of the object placing plate (2) is provided with a material receiving plate (6) in a matching manner, and the material receiving plate (6) is rotatably installed with the rotary adjusting device (5);

the transverse adjusting device (3) comprises a motor box (7), a first servo motor (8), a screw rod (9), a movable block (10) and a rectangular groove (11), the side wall of the mounting plate (1) is fixedly connected with the motor box (7), the first servo motor (8) is mounted inside the motor box (7), the output end of the first servo motor (8) is fixedly connected with the screw rod (9), the surface of the mounting plate (1) is provided with the rectangular groove (11), the surface of the rectangular groove (11) is slidably connected with the movable block (10), and the movable block (10) is connected with the screw rod (9) through threads;

the longitudinal adjusting device (4) comprises a movable plate (12), a lifting plate (13), hydraulic telescopic rods (14) and a fixed plate (15), the movable plate (12) is fixedly connected to the surface of the movable block (10), the fixed plate (15) is fixedly connected to the surface of the movable plate (12), the hydraulic telescopic rods (14) are symmetrically mounted inside the fixed plate (15), the lifting plate (13) is fixedly connected to one ends, far away from the fixed plate (15), of the two hydraulic telescopic rods (14), and the lifting plate (13) is connected with the movable plate (12) in a sliding mode;

the rotation adjusting device (5) comprises a second servo motor (17), a chain wheel (18), a transmission column (19), a mounting groove (20), an adjusting plate (21), a first gear (22), a second gear (23), a third gear (24), a first rotation column (25), a second rotation column (26), a third rotation column (27), a transverse column (28) and a connecting column (29), the surface of the lifting plate (13) is fixedly connected with the adjusting plate (21), the mounting groove (20) is formed in the surface of the adjusting plate (21), the surface of the mounting groove (20) is symmetrically rotated and installed with the chain wheel (18), two chain wheels (18) are driven by a chain, the surface of the adjusting plate (21) is provided with the second servo motor (17), one of the chain wheel (18) is fixedly connected with the output end of the servo motor, the surface of the chain wheel (18) is fixedly connected with the transmission column (19), the two transmission columns (19) are rotatably connected with the adjusting plate (21), one end of the transmission column (19) far away from the chain wheel (18) is rotatably installed with the first gear (22), the outer side of the second gear (23) is connected with the second gear (24), the fixed surface of third gear (24) is connected with spreader (28), one end fixedly connected with spliced pole (29), two of third gear (24) are kept away from in spreader (28) one end all with connect flitch (6) rotation installation, the surface rotation of spreader (28) is installed first rotation post (25) and second and is rotated post (26), first rotation post (25) rotates the installation with first gear (22), second rotation post (26) rotates the installation with second gear (23), the surface rotation that first rotation post (25) and second rotated post (26) is installed the third and is rotated post (27), the third rotates the one end fixed connection that sprocket (18) was kept away from with drive column (19) post (27).

2. The apparatus for manufacturing a powder metallurgy part according to claim 1, wherein: limiting rods (16) are symmetrically and fixedly connected to the lower portion of the lifting plate (13), and the two limiting rods (16) are connected with the fixing plate (15) in a sliding mode.

3. The apparatus for manufacturing a powder metallurgical part according to claim 1, wherein: the surface of regulating plate (21) is seted up fluted (30), the surperficial symmetry of recess (30) is rotated and is installed worm wheel (31), two the below meshing of worm wheel (31) is connected with worm (32), the lateral wall fixedly connected with motor cabinet (33) of regulating plate (21), the below fixedly connected with third servo motor (34) of motor cabinet (33), the output of third servo motor (34) and the one end fixed connection of worm (32), transmission post (19) are rotated with worm wheel (31) and are connected, worm wheel (31) and first gear (22) fixed connection.

4. The apparatus for manufacturing a powder metallurgy part according to claim 1, wherein: the upper surface of the material receiving plate (6) is an inclined plane.

5. The apparatus for manufacturing a powder metallurgy part according to claim 1, wherein: and an electromagnet (35) is arranged in the material receiving plate (6).