阅读说明：本技术 一种新能源油电混合汽车空调压缩机静盘背压成形工艺 (New energy oil-electricity hybrid automobile air conditioner compressor static disc back pressure forming process ) 是由 张鹏 刘启佳 许超 于 2021-09-06 设计创作，主要内容包括：本发明公开了一种新能源油电混合汽车空调压缩机静盘背压成形工艺,涉及汽车制造技术技术领域,针对现有的空调压缩机静盘背加工工艺不佳的问题,现提出如下方案,其包括按照加工图纸上的尺寸要求制备圆饼形的原始坯料,原始坯料的材质为铝合金,将准备好的原始坯料加热到150℃-160℃,保温10-20分钟后将所述原始坯料取出,并通过涂油设备在其表面均匀涂覆润滑剂,然后放入加热炉中继续加热至470℃-480℃。本发明采用了预锻制坯、背压终锻控制成形的方法成形新能源油电混合汽车空调压缩机静盘,可以实现油电混合静盘的精确成形,改善了油电混合静盘材料的内部缺陷,提高了油电混合静盘的力学性能和模具寿命。(The invention discloses a static disc back pressure forming process of a new energy oil-electricity hybrid automobile air conditioner compressor, which relates to the technical field of automobile manufacturing and aims at solving the problem of poor processing technology of the static disc back of the existing air conditioner compressor, the scheme is provided, the back pressure forming process comprises the steps of preparing a round-cake-shaped original blank according to the size requirement on a processing drawing, heating the prepared original blank to 150-160 ℃, preserving heat for 10-20 minutes, taking out the original blank, uniformly coating a lubricant on the surface of the original blank through oiling equipment, and then putting the original blank into a heating furnace to be continuously heated to 470-480 ℃. The invention adopts the method of pre-forging blank making and back pressure finish forging control forming to form the new energy oil-electricity hybrid automobile air conditioner compressor static disc, can realize the accurate forming of the oil-electricity hybrid static disc, improves the internal defects of the oil-electricity hybrid static disc material, and improves the mechanical property of the oil-electricity hybrid static disc and the service life of a die.)

1. A new energy oil-electricity hybrid automobile air conditioner compressor static disc back pressure forming process comprises the following steps:

s1 blanking: preparing a cake-shaped original blank (9) according to the size requirement on the processing drawing, wherein the original blank (9) is made of aluminum alloy;

s2 preforging blank: heating the original blank (9) prepared in the step 1 to 150-160 ℃, preserving heat for 10-20 minutes, taking out the original blank (9), uniformly coating a lubricant on the surface of the original blank through an oiling device, then putting the original blank into a heating furnace, continuously heating to 470-480 ℃, preserving heat for 30-40 minutes, putting the original blank (9) into a preforging die cavity for one-time forward forging and pressing, wherein in the one-time forward forging and pressing process, a preforging upper die of the preforging die extrudes the original blank (9) at the speed of 20-30mm/s, and further obtaining a preform (10), wherein the outer ring of the preform (10) is the shape of a finished product, and a preform groove on the preform (10) corresponds to the preforging upper die of the preforging die;

and S3 finish forging forming: after the backpressure distance of the finish forging die is adjusted to the highest point, uniformly coating a release agent on the surface of the prefabricated blank (10) in the step 2, then putting the prefabricated blank into a die cavity of the finish forging die, extruding the prefabricated blank (10) by a finish forging upper die (5) of the finish forging die at the speed of 10-15mm/s, controlling the vortex forming speed and the material flowing position by backpressure, ensuring that the material is uniformly formed, and further finally forming an oil-electricity mixed static disc, wherein the surface of the oil-electricity mixed static disc corresponds to a finish forging lower die (7) in the finish forging die, and the inner cavity of the oil-electricity mixed static disc corresponds to the finish forging upper die (5) in the finish forging die;

s4 post-forging heat treatment: and (3) performing solid solution on the bearing seat part in the step (3) at the temperature of 520-550 ℃ for 3-4h, aging at the temperature of 160-170 ℃ for 10-11h, keeping the alloy in a high-temperature single-phase region for a period of time to fully dissolve the supersaturated solid solution of the alloy, and then performing aging treatment to disperse and separate out a strengthening phase, so that the distortion energy caused by forging is eliminated, and thus obtaining the oil-electricity hybrid static disc finished product.

2. The new energy oil-electric hybrid automobile air conditioner compressor static disc back pressure forming process according to claim 1, characterized in that a pre-forging upper die (5) of the pre-forging die is extruded at a speed of 20-30 mm/s.

3. The new energy oil-electric hybrid automobile air conditioner compressor static disc back pressure forming process according to claim 1, characterized in that a finish forging upper die (5) of the finish forging die is extruded at a speed of 10-15 mm/s.

4. The new-energy gasoline-electric hybrid automobile air conditioner compressor stationary disc back pressure forming process is characterized in that a finish forging die comprises a finish forging upper die (5), a finish forging upper vortex material returning body (6), a finish forging lower die (7) and a finish forging back pressure vortex body (8), wherein a finish forging upper padding plate is arranged at the upper end of the finish forging upper die (5), a first vortex through groove which penetrates up and down is formed in the finish forging upper die (5), the finish forging upper vortex material returning body (6) penetrates into the first vortex through groove, a finish forging lower padding plate is arranged at the lower end of the finish forging lower die (7), a second vortex through groove which penetrates up and down is formed in the finish forging lower die (7), and the finish forging back pressure vortex body (8) penetrates into the second through groove.

5. The new-energy oil-electric hybrid automobile air conditioner compressor static disc backpressure forming process is characterized in that the oiling device comprises a working frame (43) and conveying belts (44) arranged at two ends of the inside of the working frame (43), a plurality of original blanks (9) are arranged on the top of the conveying belts (44), a smearing assembly used for smearing the original blanks (9) is arranged inside the working frame (43), and a turning assembly used for turning over the original blanks (9) is further arranged inside the working frame (43).

6. The backpressure forming process for the new-energy oil-electric hybrid automobile air conditioner compressor stationary disc is characterized in that the smearing component comprises a plurality of first stepping motors (45) fixed on the inner wall of one side of the working frame (43), the output ends of the first stepping motors (45) are in transmission connection with a lead screw (46), the outer wall of the lead screw (46) is in threaded sleeve connection with a driving sleeve (47), an oil smearing brush (48) with bristles in contact with an original blank is in sliding connection inside the working frame (43), the driving sleeve (47) is embedded in the top of the oil smearing brush (48), a loading hole is formed in one end, far away from the first stepping motors (45), of the working frame (43), and an oil storage tank (49) matched with the oil smearing brush (48) in working is arranged in a penetrating mode inside the loading hole in a sliding mode.

7. The backpressure forming process for the stationary disc of the air-conditioning compressor of the new-energy gasoline-electric hybrid automobile according to claim 6, wherein the overturning assembly comprises an overturning platform (50) located between two conveyor belts (44), a containing groove (51) is formed in the top of the overturning platform (50), a connecting block (52) is connected to the inside of the containing groove (51) in a sliding mode, a blank can be clamped through the matching of the overturning platform (50) and the connecting block (52), a loading groove (53) is formed in the end portion of the connecting block (52) located inside the containing groove (51), a plurality of first hydraulic cylinders (54) are fixed to the inner wall of the bottom of the containing groove (51), the piston ends of the first hydraulic cylinders (54) are fixed to the inner wall of the loading groove (53), extension grooves (55) are formed in the overturning platform (50) and the connecting block (52), and extension blocks (14) are connected to the inside of the extension grooves (55) in a sliding mode, the inner wall of the extension groove (55) is fixed with a second stepping motor (15), the output end of the second stepping motor (15) is in transmission connection with a screw rod (16), the end part of an extension block (14) positioned inside the extension groove (55) is provided with a thread groove (17), the screw rod (16) is respectively in threaded connection with the inside of the corresponding thread groove (17), the inner wall of one side of the working frame (43) is fixed with a third stepping motor (19), the output end of the third stepping motor (19) is in transmission connection with a driving shaft (20) positioned below the overturning platform (50), the other end of the driving shaft (20) is in rotation connection with the inner wall of the other side of the working frame (43) through a bearing, one end, close to the driving shaft (20), of the overturning platform (50) is embedded with a linkage shaft (18), and the two ends of the linkage shaft (18) are in rotation connection with the inner wall of the working frame (43) through the bearing, the outer wall at drive shaft (20) both ends all fixes the cover and has connect action wheel (21), the outer wall at universal driving shaft (18) both ends all fixedly cup joints from driving wheel (22) corresponding with action wheel (21), action wheel (21) and from driving wheel (22) meshing work, the height of working stand (43) is greater than the length of roll-over table (50).

8. The backpressure forming process for the static disc of the air-conditioning compressor of the new-energy gasoline-electric hybrid automobile according to claim 6, characterized in that a recovery pool (23) is fixed at the bottom of the working frame (43), a plurality of recovery holes (24) corresponding to the recovery pool (23) are formed in the bottom of the working frame (43), the bottom of the oil storage tank (49) is fixed on the inner wall of the bottom of the recovery holes (24), a driving disc (25) is fixed at one end, far away from a first stepping motor (45), of the screw rod (46), a driving column (26) is fixed at one side, far away from the screw rod (46), of the driving disc (25), a connecting disc (27) is rotatably connected at the other end of the driving column (26) through a bearing, a worm (28) is fixed at one side, far away from the driving column (26), of the connecting disc (27) is rotatably connected on the inner wall of the working frame (43) through a bearing, one side of the driving disc (25) close to the connecting disc (27) is fixed with a plurality of second hydraulic cylinders (29) along the circumferential direction by taking the driving column (26) as the axis, one side of the connecting disc (27) close to the driving disc (25) is provided with a plurality of positioning grooves (30) along the circumferential direction by taking the driving column (26) as the axis, the piston ends of the second hydraulic cylinders (29) respectively work in sliding fit with the corresponding positioning grooves (30), the inner wall of the top of the working frame (43) is rotatably connected with a plurality of threaded rods (31) corresponding to the worm (28) through bearings, the other ends of the threaded rods (31) are rotatably connected onto the inner wall of the bottom of the oil storage tank (49) through bearings, the outer wall of each threaded rod (31) is fixedly sleeved with a worm wheel (32), the worm wheels (32) work in meshing with the corresponding worm (28), and the inside of the oil storage tank (49) is slidably connected with a bearing tank (33), be located inside threaded rod (31) outer wall screw thread of batch oil tank (49) and cup jointed adapter sleeve (34), adapter sleeve (34) inlays the dress on bearing box (33), and batch oil tank (49) one side that is located bearing box (33) below has seted up assembly groove (37), the inside sliding connection of assembly groove (37) has filter screen (38) with recovery pond (23) cooperation work, a plurality of coupling spring (39) have been cup jointed to the outer wall of filter screen (38) is fixed, the other end of coupling spring (39) is all fixed on the inner wall of assembly groove (37).

9. The backpressure forming process for the compressor stationary disc of the new-energy oil-electric hybrid automobile air conditioner as claimed in claim 8, wherein linkage plates (35) are hinged to the bottom of the bearing box (33) and the inner wall of the bottom of the oil storage tank (49) through hinges, a pushing plate (36) is arranged between the two linkage plates (35), one end of each linkage plate (35) close to the pushing plate (36) is hinged to each of two ends of the pushing plate (36) through a hinge, and the pushing plate (36) corresponds to the filter screen (38).

10. The backpressure forming process for the compressor stationary disc of the new-energy oil-electric hybrid automobile air conditioner is characterized in that a limiting plate (40) is fixedly sleeved on the outer wall of the worm (28), a plurality of hydraulic cylinders III (41) are circumferentially fixed on one side, far away from the connecting disc (27), of the limiting plate (40) by taking the worm (28) as an axis, a plurality of limiting grooves (42) are circumferentially formed in the inner wall of the working frame (43) by taking the worm (28)) as an axis, and piston ends of the hydraulic cylinders III (41) are respectively in sliding fit with the corresponding limiting grooves (42).

Technical Field

The invention relates to the technical field of automobile manufacturing, in particular to a new energy oil-electricity hybrid automobile air conditioner compressor static disc back pressure forming process.

Background

With the increasing severity of global warming, air pollution, energy exhaustion and other problems, international society has higher and higher requirements for energy conservation, emission reduction and light weight of automobiles. The new energy automobile has the characteristics of no pollution, low noise, resource saving and the like, and becomes a development direction of the automobile industry in the future. The pure electric vehicle is limited by the problem of endurance mileage, the development still needs time accumulation, and the hybrid of oil and electricity is a development trend for a long time in the future as a vehicle model taking both the pure electric vehicle and the gasoline engine into consideration.

The key part of the oil-electricity hybrid new energy automobile air conditioning system is an oil-electricity hybrid compressor, and an oil-electricity hybrid static disc in the oil-electricity hybrid new energy automobile air conditioning system always influences the batch forging production of the oil-electricity hybrid compressor due to the characteristics of large appearance, vortex at the upper part and the lower part, thin wall, difficult forming and the like. The traditional processing method of the oil-electricity hybrid static disc comprises the following steps: gravity casting, machining, and the like. The gravity casting has low production efficiency, is easy to generate internal defects such as air holes, shrinkage porosity and the like, has poor performance and cannot meet the requirements of high load and high explosion; the mechanical processing has low production efficiency, low material utilization rate and higher cost; with the increasing sales of new energy automobiles, the traditional production mode obviously cannot meet the social requirements, and therefore a new energy oil-electricity hybrid automobile air conditioner compressor static disc back pressure forming process is provided.

Disclosure of Invention

The invention provides a new energy oil-electricity hybrid automobile air conditioner compressor static disc back pressure forming process, which solves the problem of poor processing technology of an air conditioner compressor static disc back.

In order to achieve the purpose, the invention adopts the following technical scheme:

a new energy oil-electricity hybrid automobile air conditioner compressor static disc back pressure forming process comprises the following steps:

s1 blanking: preparing a cake-shaped original blank according to the size requirement on the processing drawing, wherein the original blank is made of aluminum alloy;

s2 preforging blank: heating the original blank prepared in the step 1 to 150 ℃, preserving heat for 10 minutes, taking out the original blank, uniformly coating a lubricant on the surface of the original blank through an oiling device, then putting the original blank into a heating furnace, continuously heating to 470 ℃, preserving heat for 30 minutes, putting the original blank into a preforging die cavity for one-time forward forging and pressing, wherein in the one-time forward forging and pressing process, a preforging upper die of a preforging die extrudes the original blank at the speed of 20-30mm/s, and further obtaining a preform, wherein the outer ring of the preform is in the shape of a finished product, and a preform groove on the preform corresponds to the preforging upper die of the preforging die;

and S3 finish forging forming: after the backpressure distance of the finish forging die is adjusted to the highest point, uniformly coating a release agent on the surface of the prefabricated blank in the step 2, and then putting the prefabricated blank into a die cavity of the finish forging die, wherein a finish forging upper die of the finish forging die extrudes the prefabricated blank at the speed of 10-15mm/s, the backpressure controls the vortex forming speed and the material flowing position to ensure that the material is uniformly formed, and then an oil-electricity mixed static disc is finally formed, the surface of the oil-electricity mixed static disc corresponds to a finish forging lower die in the finish forging die, and the inner cavity of the oil-electricity mixed static disc corresponds to the finish forging upper die in the finish forging die;

s4 post-forging heat treatment: and (3) carrying out solid solution on the bearing seat part in the step (3) at 520 ℃ for 3h, aging at 160 ℃ for 10h, keeping the alloy in a high-temperature single-phase region for a period of time to fully dissolve the supersaturated solid solution of the alloy, and then carrying out aging treatment to disperse and precipitate a strengthening phase, so that the distortion energy caused by forging is eliminated, and the oil-electricity mixed static disc finished product is obtained.

Preferably, the preforging upper die of the preforging die is extruded at a speed of 20-30 mm/s.

Preferably, the finish forging upper die of the finish forging die is extruded at a speed of 10-15 mm/s.

Preferably, the finish forging die comprises a finish forging upper die, a finish forging upper vortex annealing body, a finish forging lower die and a finish forging back pressure vortex body, wherein a finish forging upper backing plate is arranged at the upper end of the finish forging upper die, a first vortex through groove which is communicated up and down is formed in the finish forging upper die, the finish forging upper vortex annealing body penetrates into the first vortex through groove, a finish forging lower backing plate is arranged at the lower end of the finish forging lower die, a second vortex through groove which is communicated up and down is formed in the finish forging lower die, and the finish forging back pressure vortex body penetrates into the second through groove.

Preferably, the oiling device comprises a working frame and conveyor belts arranged at two ends inside the working frame, a plurality of original blanks are arranged at the top of the conveyor belts, a smearing assembly used for smearing the original blanks is arranged inside the working frame, and a turning assembly used for turning over the original blanks is further arranged inside the working frame.

Preferably, paint the subassembly and include a plurality of step motor ones of fixing on work frame one side inner wall, the output transmission of step motor one is connected with the lead screw, the outer wall screw thread of lead screw has cup jointed the driving sleeve, the inside sliding connection of work frame has the brush hair and the brush that scribbles that original blank contacted, the driving sleeve inlays the dress at the top of scribbling the brush, the one end that step motor one was kept away from to the work frame has seted up the loading hole, the inside slip of loading hole is worn to be equipped with and is scribbled the batch oil tank of brush cooperation work.

Preferably, the overturning assembly comprises an overturning platform positioned between two conveyor belts, the top of the overturning platform is provided with a containing groove, the inside of the containing groove is slidably connected with a connecting block, a blank can be clamped through the cooperation of the overturning platform and the connecting block, the end part of the connecting block positioned inside the containing groove is provided with a loading groove, the inner wall of the bottom of the containing groove is fixed with a plurality of first hydraulic cylinders, the piston ends of the first hydraulic cylinders are fixed on the inner wall of the loading groove, the overturning platform and the connecting block are both provided with extension grooves, the inside of the extension grooves is slidably connected with extension blocks, the inner wall of the extension grooves is fixed with a second stepping motor, the output end of the second stepping motor is in transmission connection with a screw rod, the end part of the extension block positioned inside the extension grooves is provided with thread grooves, the screw rod is respectively in threaded connection with the corresponding thread grooves, and the inner wall of one side of the working frame is fixed with a third stepping motor, the output end transmission of step motor three is connected with the drive shaft that is located the roll-over table below, the other end of drive shaft passes through the bearing and rotates the connection on the inner wall of workstation opposite side, the one end that the roll-over table is close to the drive shaft inlays and is equipped with the universal driving shaft, the both ends of universal driving shaft are passed through the bearing and are rotated the connection on the inner wall of workstation, the outer wall at drive shaft both ends is all fixed the cup joint and is had the action wheel, the outer wall at universal driving shaft both ends is all fixed cup joint with the action wheel corresponding from the driving wheel, action wheel and from the work of driving wheel meshing, the highly length that is greater than the roll-over table of workstation.

Preferably, a recovery tank is fixed at the bottom of the working frame, a plurality of recovery holes corresponding to the recovery tank are formed in the bottom of the working frame, the bottom of the oil storage tank is fixed on the inner wall of the bottom of the recovery holes, a driving disc is fixed at one end, away from the first stepping motor, of the screw rod, a driving column is fixed at one side, away from the screw rod, of the driving disc, the other end of the driving column is rotatably connected with a connecting disc through a bearing, a worm is fixed at one side, away from the driving column, of the connecting disc, the other end of the worm is rotatably connected to the inner wall of the working frame through a bearing, a plurality of second hydraulic cylinders are fixed at one side, close to the connecting disc, of the driving disc in the circumferential direction by taking the driving column as an axis, a plurality of positioning grooves are formed in the circumferential direction at one side, close to the driving disc, of the connecting disc, and piston ends of the second hydraulic cylinders are respectively in sliding fit with the corresponding positioning grooves, the inner wall at workstation top is connected with a plurality of threaded rods corresponding with the worm through the bearing rotation, the other end of threaded rod passes through the bearing and rotates the inner wall of connection in the batch oil tank bottom, the fixed worm wheel that has cup jointed of outer wall of threaded rod, worm wheel and corresponding worm meshing work, the inside sliding connection of batch oil tank has the bearing box, and the threaded rod outer wall screw thread that is located the batch oil tank inside has cup jointed the adapter sleeve, the adapter sleeve inlays the dress on the bearing box, is located batch oil tank one side of bearing box below and has seted up the assembly groove, the inside sliding connection of assembly groove has the filter screen with recovery pond cooperation work, a plurality of coupling springs have been cup jointed to the outer wall of filter screen fixedly, coupling spring's the other end is all fixed on the inner wall of assembly groove.

Preferably, the bottom of bearing box and the inner wall of batch oil tank bottom all articulate through the hinge has linkage board, two be equipped with the slurcam between the linkage board, one end section of thick bamboo hinge that the linkage board is close to the slurcam articulates respectively at the both ends of slurcam, the slurcam is corresponding with the filter screen.

Preferably, the outer wall of the worm is fixedly sleeved with a limiting plate, one side of the limiting plate, far away from the connecting disc, is fixedly provided with a plurality of hydraulic cylinders III along the circumferential direction by taking the worm as an axis, the inner wall of the working frame is provided with a plurality of limiting grooves along the circumferential direction by taking the worm) as an axis, and piston ends of the hydraulic cylinders III are respectively in sliding fit with the corresponding limiting grooves.

In the invention:

1. the invention adopts the method of pre-forging blank making and back pressure finish forging control forming to form the new energy oil-electricity hybrid automobile air conditioner compressor static disc, can realize the accurate forming of the oil-electricity hybrid static disc, improves the internal defects of the oil-electricity hybrid static disc material, and improves the mechanical property of the oil-electricity hybrid static disc and the service life of a die. Compared with the traditional machining, the invention reserves the metal streamline, prolongs the service life of the oil-electricity hybrid static disc, simultaneously avoids the problems of easy folding, cracking and overhigh load in one-time forging and forming, reduces the requirements on equipment and a die and improves the product percent of pass.

2. The invention can circumferentially coat the lubricant on the blank of the oil-electricity hybrid static disc, thereby effectively improving the product quality of the blank of the oil-electricity hybrid static disc, flexibly adjusting oiling equipment according to the size of the blank of the oil-electricity hybrid static disc, filtering and recycling the overflowing excessive lubricant, and having high working performance.

Drawings

FIG. 1 is a schematic structural diagram of a pre-forging die in a pre-forging blank-making state in a new energy oil-electricity hybrid vehicle air conditioner compressor static disc back pressure forming process provided by the invention;

FIG. 2 is a schematic structural diagram of a backpressure finish forging die in a finish forging forming state in a new energy oil-electricity hybrid vehicle air conditioner compressor static disc backpressure forming process provided by the invention;

FIG. 3 is a schematic structural diagram of an original blank in a new energy oil-electric hybrid vehicle air conditioner compressor static disc backpressure forming process provided by the invention;

FIG. 4 is a schematic structural diagram of a preform in a new energy oil-electric hybrid automobile air conditioner compressor static disc backpressure forming process provided by the invention;

FIG. 5 is a schematic diagram of the outer surface structure of a new energy oil-electricity hybrid vehicle air conditioner compressor static disc in the backpressure forming process of the static disc;

FIG. 6 is a schematic diagram of an upper vortex of an oil-electricity hybrid static disc in a new energy oil-electricity hybrid automobile air conditioner compressor static disc backpressure forming process provided by the invention;

FIG. 7 is a schematic view of a lower vortex of an oil-electricity hybrid static disc in a new energy oil-electricity hybrid automobile air conditioner compressor static disc backpressure forming process provided by the invention;

FIG. 8 is a schematic diagram of an oil coating device in a new energy oil-electricity hybrid automobile air conditioner compressor static disc back pressure forming process provided by the invention;

FIG. 9 is a schematic diagram of a turnover table in a new energy oil-electric hybrid vehicle air conditioner compressor static disc backpressure forming process in a turnover state;

FIG. 10 is a schematic structural diagram of a roll-over table in a new energy oil-electric hybrid vehicle air conditioner compressor static disc backpressure forming process provided by the invention;

FIG. 11 is a schematic structural diagram of a driving shaft in a new energy oil-electric hybrid vehicle air conditioner compressor static disc backpressure forming process provided by the invention;

FIG. 12 is a schematic structural diagram of an oil storage tank in a new energy oil-electric hybrid vehicle air conditioner compressor static disc back pressure forming process provided by the invention;

fig. 13 is a partial enlarged view of a portion a in fig. 12;

fig. 14 is a partially enlarged view of a portion B in fig. 12.

Reference numbers in the figures: 1. pre-forging the upper mold core; 2. pre-forging the outer ring of the upper die; 3. pre-forging the lower die; 4. pre-forging the lower die top core; 5. finish forging the upper die; 6. finish forging the upper vortex material-withdrawing body; 7. finish forging the lower die; 8. finish forging the back pressure scroll; 9. an original blank; 10. a preform; 11. the outer surface of the oil-electricity hybrid static disc; 12. swirling on the oil-electricity mixing static disc; 13. carrying out oil-electricity mixed static disc lower vortex; 14. an extension block; 15. a second stepping motor; 16. a screw; 17. a thread groove; 18. a linkage shaft; 19. a step motor III; 20. a drive shaft; 21. a driving wheel; 22. a driven wheel; 23. a recovery tank; 24. a recovery hole; 25. a drive disc; 26. a drive column; 27. a connecting disc; 28. a worm; 29. a second hydraulic cylinder; 30. positioning a groove; 31. a threaded rod; 32. a worm gear; 33. a carrying case; 34. connecting sleeves; 35. a linkage plate; 36. a push plate; 37. assembling a groove; 38. filtering with a screen; 39. a connecting spring; 40. a limiting plate; 41. a hydraulic cylinder III; 42. defining a slot; 43. a working frame; 44. a conveyor belt; 45. a first stepping motor; 46. a screw rod; 47. a drive sleeve; 48. coating an oil brush; 49. an oil storage tank; 50. a turning table; 51. accommodating grooves; 52. connecting blocks; 53. a loading slot; 54. a first hydraulic cylinder; 55. an extension groove.

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.

Referring to fig. 1-14, a new energy oil-electricity hybrid automobile air conditioner compressor static disc back pressure forming process comprises the following steps:

s1 blanking: preparing a cake-shaped original blank 9 according to the size requirement on the processing drawing, wherein the original blank 9 is made of aluminum alloy;

s2 preforging blank: heating the original blank 9 prepared in the step 1 to 150 ℃, preserving heat for 10 minutes, taking out the original blank 9, uniformly coating a lubricant on the surface of the original blank 9 through an oiling device, then putting the original blank 9 into a heating furnace to be continuously heated to 470 ℃, preserving heat for 30 minutes, putting the original blank 9 into a preforging die cavity to perform one-time forward forging and pressing, wherein in the one-time forward forging and pressing process, a preforging upper die of a preforging die extrudes the original blank 9 at the speed of 20-30mm/s, so that a preform 10 is obtained, the outer ring of the preform 10 is a finished product shape, and a preform groove on the preform 10 corresponds to the preforging upper die of the preforging die;

and S3 finish forging forming: after the backpressure distance of the finish forging die is adjusted to the highest point, uniformly coating a release agent on the surface of the prefabricated blank 10 in the step 2, then putting the prefabricated blank into a die cavity of the finish forging die, extruding the prefabricated blank 10 by a finish forging upper die 5 of the finish forging die at the speed of 10-15mm/s, controlling the vortex forming speed and the material flowing position by backpressure, ensuring that the material is uniformly formed, and finally forming an oil-electricity mixed static disc, wherein the surface of the oil-electricity mixed static disc corresponds to a finish forging lower die 7 in the finish forging die, and the inner cavity of the oil-electricity mixed static disc corresponds to the finish forging upper die 5 in the finish forging die;

s4 post-forging heat treatment: and (3) carrying out solid solution on the bearing seat part in the step (3) at 520 ℃ for 3h, aging at 160 ℃ for 10h, keeping the alloy in a high-temperature single-phase region for a period of time to fully dissolve the supersaturated solid solution of the alloy, and then carrying out aging treatment to disperse and precipitate a strengthening phase, so that the distortion energy caused by forging is eliminated, and the oil-electricity mixed static disc finished product is obtained.

The preforging upper die 5 of the preforging die is extruded at a speed of 20-30 mm/s.

The finish forging upper die 5 of the finish forging die is extruded at a speed of 10-15 mm/s.

The finish forging die comprises a finish forging upper die 5, a finish forging upper vortex annealing body 6, a finish forging lower die 7 and a finish forging back pressure vortex body 8, wherein a finish forging upper backing plate is arranged at the upper end of the finish forging upper die 5, a first vortex through groove which is communicated up and down is formed in the finish forging upper die 5, the finish forging upper vortex annealing body 6 penetrates into the first vortex through groove, a finish forging lower backing plate is arranged at the lower end of the finish forging lower die 7, a second vortex through groove which is communicated up and down is formed in the finish forging lower die 7, and the finish forging back pressure vortex body 8 penetrates into the second through groove.

When the pre-forging blank is manufactured, an original blank 9 is placed in the pre-forging lower die 3, the pre-forging upper die 1 starts to downwards extrude the original blank 9 when the forming starts, metal in the middle of the original blank 9 flows to a die cavity of the pre-forging lower die 3 under the driving of the pre-forging upper die 1 to form a pre-blank 10, and the pre-forging upper die 1 compacts the material at the later forming stage to form the pre-blank. After the forming is finished, the upper pre-forging die 1 returns, the lower pre-forging die top core 4 moves upwards, and the prefabricated blank is ejected out of the die cavity of the lower pre-forging die 3.

The method comprises the steps that an original blank 9 is subjected to pre-forging blank making and forming, so that metal is distributed more uniformly in the finish forging forming process, a prefabricated blank 10 is placed on a finish forging lower die 7 during finish forging forming, a finish forging upper die 5 starts to descend when forming starts, a finish forging upper vortex material-removing body 6 contacts the prefabricated blank firstly, an oil-electricity mixed static disc upper vortex 12 is formed firstly along with the continuous descending of the finish forging upper die 5, an oil-electricity mixed static disc lower vortex 13 is formed later, the outer surface shape 11 of the oil-electricity mixed static disc is formed finally, and after the finish forging forming is finished, the finish forging upper die 5 returns, and if the oil-electricity mixed static disc at high temperature is clamped on the finish forging upper die 5, the material can be beaten through the finish forging upper vortex material-removing body 6; if the material is clamped at the final forging lower die 7, the material can be beaten through the final forging backpressure vortex body 8, and after the material is taken, the final forging upper vortex material withdrawing body 6 is beaten or the final forging backpressure vortex body 8 returns to the initial position.

The oiling device comprises a working frame 43 and conveyor belts 44 arranged at two ends inside the working frame 43, a plurality of original blanks 9 are arranged at the top of the conveyor belts 44, an smearing component used for smearing the original blanks 9 is arranged inside the working frame 43, a turning component used for turning over the original blanks 9 is also arranged inside the working frame 43, the smearing component comprises a plurality of stepping motors 45 fixed on the inner wall of one side of the working frame 43, the stepping motors 45 are forward and reverse rotating motors, the output ends of the stepping motors 45 are connected with lead screws 46 in a transmission mode, the outer wall of each lead screw 46 is sleeved with a driving sleeve 47 in a threaded mode, an oiling brush 48 with bristles contacting with the original blanks is connected inside the working frame 43 in a sliding mode, the driving sleeve 47 is embedded at the top of the oiling brush 48, a loading hole is formed in one end, far away from the stepping motors 45, of the working frame 43, an oil storage tank 49 matched with the oiling brush 48 in work is arranged inside in a sliding mode in a penetrating mode, when lubricant needs to be applied to the original blank 9, the screw rod 46 is driven to rotate by the operation of the first stepping motor 45 at the moment, the driving sleeve 47 is driven to displace, the oil applying brush 48 is driven to displace, after the oil applying brush 48 enters the inside of the oil storage tank 49, the bristles of the oil applying brush 48 are fully impregnated with enough lubricant, the first stepping motor 45 reversely operates at the moment, the oil applying brush 48 is driven to reversely displace, and when the bristles of the oil applying brush 48 are in contact with the original blank 9 at the top of the conveyor belt 44, the lubricant can be applied to the original blank 9 through the bristles fully impregnated with the lubricant at the moment.

The overturning assembly comprises an overturning platform 50 positioned between two conveyor belts 44, the top of the overturning platform 50 is provided with a holding tank 51, the inside of the holding tank 51 is slidably connected with a connecting block 52, blanks can be clamped through the cooperation of the overturning platform 50 and the connecting block 52, the end part of the connecting block 52 positioned inside the holding tank 51 is provided with a loading groove 53, the inner wall of the bottom of the holding tank 51 is fixed with a plurality of hydraulic cylinders 54, the piston ends of the hydraulic cylinders 54 are all fixed on the inner wall of the loading groove 53, the overturning platform 50 and the connecting block 52 are both provided with an extending groove 55, the inside of the extending groove 55 is slidably connected with an extending block 14, the inner wall of the extending groove 55 is fixed with a second stepping motor 15, the second stepping motor 15 is a forward and reverse rotation motor, the output end of the second stepping motor 15 is in transmission connection with a screw rod 16, the end part of the extending block 14 positioned inside the extending groove 55 is provided with a thread groove 17, the screw rod 16 is respectively in the corresponding thread groove 17, a third stepping motor 19 is fixed on the inner wall of one side of the working frame 43, the third stepping motor 19 is a forward and reverse rotating motor, the output end of the third stepping motor 19 is in transmission connection with a driving shaft 20 positioned below the overturning platform 50, the other end of the driving shaft 20 is in rotary connection with the inner wall of the other side of the working frame 43 through a bearing, one end of the overturning platform 50 close to the driving shaft 20 is embedded with a linkage shaft 18, two ends of the linkage shaft 18 are in rotary connection with the inner wall of the working frame 43 through bearings, driving wheels 21 are fixedly sleeved on the outer walls of two ends of the driving shaft 20, driven wheels 22 corresponding to the driving wheels 21 are fixedly sleeved on the outer walls of two ends of the linkage shaft 18, the driving wheels 21 and the driven wheels 22 are meshed to work, the height of the working frame 43 is larger than the length of the overturning platform 50, and when lubricant is required to be applied to the bottom of the original blank 9 after the outer side of the original blank 9 is applied with lubricant, the lubricant according to the size of the original blank 9, the overturning platform 50 is adjusted, the connecting block 52 is driven to vertically displace through the operation of the hydraulic cylinder 54 at the moment, the distance between the overturning platform 50 and the connecting block 52 can be adjusted at the moment, the screw 16 is driven to rotate through the operation of the stepping motor II 15 after the distance between the overturning platform 50 and the connecting block 52 is adjusted, the extension block 14 is driven to displace through the screw thread matching work of the screw 16 and the screw thread groove 17, the length of the overturning platform 50 can be adjusted by a user at the moment, and after the overturning platform 50 is adjusted by the user, the original blank 9 on the conveying belt 44 can be driven to enter an inner cavity formed by the overturning platform 50 and the connecting block 52 through the operation of the conveying belt 44 on the right side of the overturning platform 50 at the moment, and after the original blank 9 enters the inner cavity formed by the overturning platform 50 and the connecting block 52, the operation of the stepping motor III 19 can be realized at the moment, the driving shaft 20 is driven to rotate to drive the driving wheel 21 to rotate, the driven wheel 22 is driven to rotate, the linkage shaft 18 is driven to rotate, the overturning platform 50 is driven to rotate, the original blank 9 is driven to overturn, and after the original blank 9 is overturned onto the conveying belt 44 on the left side of the overturning platform 50, the lubricant can be smeared on the bottom of the original blank 9 through the oiling brush 48.

A recovery tank 23 is fixed at the bottom of a working frame 43, the inner wall of the bottom of the recovery tank 23 is inclined, a plurality of recovery holes 24 corresponding to the recovery tank 23 are formed in the bottom of the working frame 43, the bottom of an oil storage tank 49 is fixed on the inner wall of the bottom of the recovery holes 24, a driving disc 25 is fixed at one end, far away from a first stepping motor 45, of the screw rod 46, a driving column 26 is fixed at one side, far away from the screw rod 46, of the driving disc 25, a connecting disc 27 is rotatably connected at the other end of the driving column 26 through a bearing, a worm 28 is fixed at one side, far away from the driving column 26, of the connecting disc 27, the other end of the worm 28 is rotatably connected on the inner wall of the working frame 43 through a bearing, a plurality of second hydraulic cylinders 29 are fixed at one side, close to the connecting disc 27, of the driving column 26 as an axis along the circumferential direction, a plurality of positioning grooves 30 are formed at one side, close to the driving disc 25, of the driving column 26 as an axis, piston ends of the second hydraulic cylinders 29 are respectively in sliding fit with the corresponding positioning grooves 30, the inner wall of the top of the working frame 43 is rotatably connected with a plurality of threaded rods 31 corresponding to the worms 28 through bearings, the other ends of the threaded rods 31 are rotatably connected on the inner wall of the bottom of the oil storage tank 49 through bearings, the outer wall of the threaded rods 31 is fixedly sleeved with worm wheels 32, the worm wheels 32 are meshed with the corresponding worms 28 to work, the inside of the oil storage tank 49 is slidably connected with a bearing tank 33, the outer wall of the bearing tank 33 is circumferentially provided with a sealing ring, the outer wall of the threaded rods 31 positioned inside the oil storage tank 49 is in threaded sleeve connection with a connecting sleeve 34, the connecting sleeve 34 is embedded on the bearing tank 33, one side of the oil storage tank 49 positioned below the bearing tank 33 is provided with an assembling groove 37, the inside of the assembling groove 37 is slidably connected with a filter screen 38 matched with the recovery tank 23 to work, the outer wall of the filter screen 38 is fixedly sleeved with a plurality of connecting springs 39, the other ends of the connecting springs 39 are all fixed on the inner wall of the assembling groove 37, and pass through the recovery tank 23, the overflowed lubricant can be recovered, and when a user needs to use the lubricant recovered in the recovery tank 23, the piston end of the hydraulic cylinder 29 can be driven to enter the corresponding positioning groove 30 through the operation of the hydraulic cylinder 29, the screw rod 46 can be driven to rotate through the operation of the stepping motor 45 at the moment, the driving disc 25 is driven to rotate, the driving column 26 is driven to rotate, the connecting disc 27 is driven to rotate, the worm 28 is driven to rotate, the worm wheel 32 is driven to rotate, the threaded rod 31 is driven to rotate, the connecting sleeve 34 can be driven to vertically displace downwards through the thread matching of the threaded rod 31 and the connecting sleeve 34 at the moment, the bearing box 33 is driven to vertically displace downwards, when the bearing box 33 and the assembling groove 37 are located at the same position, the lubricant recovered in the recovery tank 23 at the moment can fall in the bearing box 33 through the filter screen 38, later accessible step motor 45's reverse operation drives bearing box 33 and carries out vertical ascending displacement, drives the inside emollient of bearing box 3 and carries out vertical ascending displacement, and what this moment can be convenient uses the emollient of retrieving.

The bottom of the bearing box 33 and the inner wall of the bottom of the oil storage box 49 are hinged with linkage plates 35 through hinges, a pushing plate 36 is arranged between the two linkage plates 35, one end of each linkage plate 35, which is close to the pushing plate 36, is hinged at two ends of the pushing plate 36, the pushing plate 36 corresponds to the filter screen 38, and when the bearing box 33 vertically displaces downwards, the linkage plates 35 are driven to deflect to drive the pushing plates 36 to displace, at the moment, the filter screen 38 can be pressed through the displaced pushing plates 36 to drive the filter screen 38 to displace, when the bearing box 33 vertically displaces upwards, the pushing plates 36 are driven to reset, at the moment, the filter screen 38 is driven to reset through the elasticity of the connecting springs 39, at the moment, the reset filter screen 38 vibrates, so that filter holes of the filter screen 38 are vibrated and dredged, and after long-time filtering work of the filter screen 38 is avoided, the screen 38 is blocked.

The outer wall of the worm 28 is fixedly sleeved with a limiting plate 40, one side of the limiting plate 40, far away from the connecting disc 27, is fixed with a plurality of hydraulic cylinders three 41 along the circumferential direction by taking the worm 28 as an axis, the inner wall of the working frame 43 is provided with a plurality of limiting grooves 42 along the circumferential direction by taking the worm 28 as an axis, the piston ends of the hydraulic cylinders three 41 are respectively in sliding fit with the corresponding limiting grooves 42 to work, and the worm 28 can be locked through the fit work of the hydraulic cylinders three 41 and the limiting grooves 42, so that the worm 28 is prevented from rotating when not used, and the stability of the worm 28 is effectively improved.

The working principle is as follows: preparing a cake-shaped original blank 9 according to the size requirement on a processing drawing, wherein the original blank 9 is made of aluminum alloy, heating the prepared original blank 9 to 150 ℃, keeping the temperature for 10 minutes, then taking out the original blank 9, driving a screw rod 46 to rotate through the operation of a first stepping motor 45, driving a driving sleeve 47 to displace, driving an oiling brush 48 to displace, when the oiling brush 48 enters an oil storage tank 49, and the bristles of the oiling brush 48 are fully soaked with enough lubricant, then the first stepping motor 45 reversely operates to drive the oiling brush 48 to reversely displace, when the bristles of the oiling brush 48 contact with the original blank 9 on the top of a conveyor belt 44, the bristles fully soaked with the lubricant can paint the lubricant on the original blank 9, then the overturning platform 50 is adjusted, and at the same time, the hydraulic cylinder 54 can drive a connecting block 52 to vertically displace, at this time, the distance between the turning table 50 and the connecting block 52 can be adjusted, and after the distance between the turning table 50 and the connecting block 52 is adjusted, the screw 16 can be driven to rotate by the operation of the second stepping motor 15, the extending block 14 is driven to displace by the screw thread cooperation of the screw 16 and the screw groove 17, at this time, the length of the turning table 50 can be adjusted by a user, and after the turning table 50 is adjusted by the user, the original blank 9 on the conveyor belt 44 can be driven to enter the inner cavity formed by the turning table 50 and the connecting block 52 by the operation of the conveyor belt 44 on the right side of the turning table 50, and when the original blank 9 enters the inner cavity formed by the turning table 50 and the connecting block 52, the driving shaft 20 can be driven to rotate by the operation of the third stepping motor 19, the driving wheel 21 is driven to rotate, the driven wheel 22 is driven to rotate, and the linkage shaft 18 is driven to rotate, driving the overturning platform 50 to rotate, driving the original blank 9 to overturn, after the original blank 9 is overturned onto the conveyor belt 44 at the left side of the overturning platform 50, coating a lubricant on the bottom of the original blank 9 through the oil coating brush 48, after the original blank 9 is coated with a sufficient amount of lubricant, putting the original blank 9 into a heating furnace to be continuously heated to 470 ℃, after heat preservation for 30 minutes, putting the original blank 9 into a pre-forging die cavity to be subjected to one-time positive forging pressing, during the one-time positive forging pressing, a pre-forging upper die of the pre-forging die extrudes the original blank 9 at a speed of 20-30mm/s, so as to obtain a pre-blank 10, wherein the outer ring of the pre-blank 10 is the shape of a finished product, a pre-blank groove on the pre-forging die 10 corresponds to the pre-forging upper die of the pre-forging die, and after the back pressure distance of the final forging die is adjusted to the highest point, uniformly coating a release agent on the surface of the pre-blank 10 in the step 2, then placing the bearing part into a finish forging die impression, extruding a prefabricated blank 10 by a finish forging upper die 5 of the finish forging die at the speed of 10-15mm/s, controlling the vortex forming speed and the material flowing position by backpressure, ensuring the uniform material forming, further finally forming an oil-electricity mixed static disc, wherein the surface of the oil-electricity mixed static disc corresponds to a finish forging lower die 7 in the finish forging die, the inner cavity of the oil-electricity mixed static disc corresponds to the finish forging upper die 5 in the finish forging die, then placing the bearing part at 520 ℃ for solid solution for 3h, aging at 160 ℃ for 10h, keeping the alloy in a high-temperature single-phase region for a period of time to fully dissolve the supersaturated solid solution of the alloy, then dispersing and precipitating a strengthening phase by aging treatment, eliminating the distortion energy caused by forging, obtaining an oil-electricity mixed static disc finished product, recycling the overflowed lubricant by a recycling pool 23, and when a user needs to use the lubricant recycled in the recycling pool 23, at this time, after the piston end of the second hydraulic cylinder 29 enters the corresponding positioning groove 30 through the operation of the second hydraulic cylinder 29, at this time, the first stepping motor 45 can be operated to drive the screw rod 46 to rotate, drive the driving disc 25 to rotate, drive the driving column 26 to rotate, drive the connecting disc 27 to rotate, drive the worm 28 to rotate, drive the worm wheel 32 to rotate, drive the threaded rod 31 to rotate, at this time, the connecting sleeve 34 can be driven to vertically displace downwards through the thread matching of the threaded rod 31 and the connecting sleeve 34, the carrying box 33 can be driven to vertically displace downwards, when the carrying box 33 and the assembling groove 37 are at the same position, the lubricant recovered in the recovery tank 23 at this time can fall in the carrying box 33 through the filter screen 38, and then the carrying box 33 can be driven to vertically displace upwards through the reverse operation of the first stepping motor 45, drive the inside emollient of bearing box 3 and carry out vertical ascending displacement, the emollient to retrieving that this moment can be convenient uses, and when bearing box 33 carries out vertical downward displacement, will drive linkage plate 35 and deflect, it carries out the displacement to drive slurcam 36, the slurcam 36 oppression filter screen 38 of accessible displacement this moment, it carries out the displacement to drive filter screen 38, when bearing box 33 carries out vertical upward displacement, will drive slurcam 36 and reset, elasticity through coupling spring 39 this moment, will stimulate filter screen 38 and reset, the filter screen 38 that resets this moment will vibrate, thereby vibrate the mediation to the filtration pore of filter screen 38, thereby avoid filter screen 38 after long-time filtering operation, filter screen 38 is blockked up.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.