CN110976743B

CN110976743B - New energy automobile hub forging device and machining process thereof

Info

Publication number: CN110976743B
Application number: CN201911343702.9A
Authority: CN
Inventors: 曹元进; 李婉婉; 王文昭
Original assignee: Suzhou Qingzhi Network Technology Co ltd
Current assignee: Suzhou Qingzhi Network Technology Co.,Ltd.
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2021-10-12
Anticipated expiration: 2039-12-24
Also published as: CN110976743A

Abstract

The invention relates to the field of wheel hubs, in particular to a forging device for a new energy automobile hub and a processing technology thereof, wherein the forging device comprises a bottom plate, a cross beam is fixedly connected above the bottom plate through four support rods, a fixed plate is fixedly connected on the cross beam through screws, a mounting plate is fixedly connected on the fixed plate, a moving mechanism is arranged on the mounting plate, a fixed mechanism is arranged on one side, far away from the cross beam, of the moving mechanism, a processing mechanism is arranged on the bottom plate below the cross beam, the forging device is provided with a limit hook, an air inlet pipe can be prevented from being wound on the fixed rod in the process that the fixed mechanism moves downwards, the fixed rod can be driven to move downwards through the moving mechanism by virtue of the fixed mechanism and the moving mechanism, so that the fixed rod is inserted in the middle part of the wheel hub, when an air bag is positioned in the middle part of the wheel hub, the air bag is inflated by virtue of the air bag, so as to abut against the inner ring of the wheel hub by virtue of a clamping cushion, the fixing mode avoids the abrasion of the surface of the hub caused by clamping the hub by using a clamp in the prior art.

Description

New energy automobile hub forging device and machining process thereof

Technical Field

The invention relates to the field of hubs, in particular to a forging device for a new energy automobile hub and a machining process of the forging device.

Background

A hub is a cylindrical, centrally mounted metal part on a shaft that supports the tire within its inner contour. Also called rim, steel ring, wheel and tyre bell. The hub is of various kinds according to diameter, width, molding mode and material.

In the prior art, in the processing process of a wheel hub, burrs and the like are generated on the surface of the wheel hub, the wheel hub needs to be polished and forged, so that the surface of the wheel hub is smoother, and in the processing process of a traditional processing device, the wheel hub is usually fixed by using a fixing structure such as a clamp or a manipulator and the like, so that the wheel hub is prevented from displacing in the processing process.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a new energy automobile hub forging device and a processing technology thereof.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a new forms of energy automobile wheel hub forging device, includes the bottom plate, four spinal branch vaulting pole fixedly connected with crossbeams are passed through to the bottom plate top, pass through screw fixedly connected with fixed plate on the crossbeam, fixedly connected with mounting panel on the fixed plate, be provided with moving mechanism on the mounting panel, the last one side of keeping away from the crossbeam of moving mechanism is provided with fixed establishment, be provided with processing agency on the bottom plate of crossbeam below, the last feed mechanism that is provided with of processing agency.

Specifically, the processing mechanism comprises a shell, the shell is fixedly arranged on the bottom plate, a first groove is drilled on the shell, two polishing disks symmetrically arranged by the central axis of the first groove are arranged in the first groove, one end of the polishing disc is connected with a first motor through a first motor shaft in a transmission way, the first motor shaft of the first motor is inserted and arranged on the first groove, the first motor is fixedly arranged on the L-shaped plate, one end of the L-shaped plate is fixedly connected with a threaded sleeve, the threaded sleeve is sleeved on the threaded rod and is in threaded connection with external threads outside the threaded rod, one end of the threaded rod is in transmission connection with a motor shaft of the second motor, no. two motors and shell fixed connection, the one end of keeping away from No. two motors on the threaded rod rotates and is connected with the bearing No. one, a bearing fixed mounting is on the shell.

The feeding mechanism comprises feeding plates, the feeding plates are provided with two blocks and are respectively arranged on the shells of two sides of the groove, the feeding plates are symmetrically arranged with the center shaft of the groove and are fixedly connected with the shells, clamping grooves are formed in the feeding plates, clamping plates are clamped in the clamping grooves of the feeding plates, the clamping plates are connected with the feeding plates in a sliding mode through the clamping grooves, a supporting plate is fixedly connected to one side of each clamping plate, two grooves communicated with the inside and the outside are formed in the supporting plate in a chiseling mode, and a handle is fixedly connected to one side of each clamping plate.

Specifically, the moving mechanism comprises a third groove which is arranged on one side of the mounting plate far away from the fixed plate, a moving rod is inserted in the third groove, one side of the part of the moving rod arranged outside the third groove is fixedly connected with a connecting rod, one end of the connecting rod, which is far away from the moving rod, is fixedly connected with a sliding block, the sliding block is sleeved on the guide rod and is in sliding connection with the guide rod, one end of the guide rod is fixedly connected with the mounting plate, one side of the moving rod, which is far away from the connecting rod, is provided with a plurality of tooth clamping grooves, a driving wheel is arranged on one side of the movable rod away from the connecting rod, a plurality of engaging teeth meshed with the latch grooves are arranged on the driving wheel, one side of the driving wheel is rotatably connected with a bearing rod through a second bearing, one end of the bearing rod is fixedly connected with the mounting plate, and the driving wheel is connected with a driving wheel through a belt in a transmission manner.

The utility model discloses a pneumatic conveying device, including No. four motors, the one end fixed connection who keeps away from the mounting panel on No. four motors and the carriage release lever, the output transmission of No. four motors is connected with the dead lever, the dead lever is hollow structure, alternate on the dead lever be provided with the gasbag and with the inside intercommunication each other of gasbag, there is the air pump through intake-tube connection on the gasbag, air pump fixed mounting is on the fixed plate, the middle part of intake pipe is the gooseneck, the equal fixedly connected with centre gripping cushion in gasbag both sides, the one end that is close to the bottom plate on the dead lever is through go-between fixedly connected with board, the one end that is close to the bottom plate on the dead lever is provided with the check valve.

Specifically, the part of the air inlet pipe close to the mounting plate is provided with a limiting hook below, and the limiting hook is fixedly connected with the fixing plate.

Specifically, action wheel one side is connected with No. three motor transmission through No. three motor shafts, No. three motor fixed mounting are on the mounting panel.

A processing technology of a new energy automobile hub uses any one of the forging devices, and the processing technology comprises the following steps:

s1: preparation and detection of raw materials: detecting the alloy raw material to be processed, and detecting the main components of the alloy raw material, wherein the content of C is 0.22-0.5%, the content of P is 0.08-0.11%, the content of S is 0.12-0.18%, the content of Si is 0.8-0.10%, the content of Al is 0.05-0.06%, and the content of Ti is 0.010-0.011%;

s2: cleaning the surface of the detected raw material in the step S1, removing impurities, and forging by using a forging device to forge an alloy hub;

s3: cleaning the surface of the forged alloy hub in the step S2, cleaning burrs, and checking whether cracks or defects exist on the surface of the forged alloy hub; transferring the qualified products to the next procedure for processing, and conveying the unqualified products to an unqualified product area for storage;

s4: carrying out heat treatment on the alloy hub subjected to surface treatment detection in the step S3, wherein the heat treatment temperature is 500-530 ℃, the time is 20-25 min, and after quenching, carrying out water cooling, wherein the water cooling temperature is 50-52 ℃, and the time is 120-135S;

s5: correcting and shaping the alloy hub subjected to water cooling in the step S4, and tempering the alloy hub subjected to correction and shaping at the tempering temperature of 120-130 ℃ for 1-1.6 h; then, cooling the alloy hub after tempering treatment, and then machining according to design requirements;

s6: polishing the alloy hub machined in the step S5 to enable the surface roughness of the alloy hub to reach Ra1.5-Ra0.3; then spraying the alloy hub subjected to surface treatment, wherein the temperature of heat treatment during powder spraying is 180-185 ℃, and the time is 50-65 min; spraying paint on the alloy hub after powder spraying, wherein the baking temperature after the paint spraying is 170-180 ℃, and the time is 50-60 min; and finally, checking whether the surface of the finished product has defects which do not meet the design requirements.

The invention has the beneficial effects that:

(1) according to the forging device for the new energy automobile hub and the machining process of the forging device, the feeding mechanism is arranged, when the forging device is used, the wheel hub is placed on the surface of the supporting plate, the supporting plate is pushed by the handle to move upwards, the supporting plate moves on the feeding plate under the action of the clamping plate and the clamping groove, and when the supporting plate moves to the top of the shell, feeding can be completed.

(2) According to the forging device for the new energy automobile hub and the processing technology of the forging device, the fixing mechanism and the moving mechanism are arranged, the fixing rod can be driven to move downwards through the moving mechanism, the fixing rod is inserted in the middle of the hub, when the air bag is located in the middle of the hub, the air bag is inflated through the air bag, and the air bag abuts against the inner ring of the hub through the clamping cushion.

(3) This device is provided with spacing hook, can prevent at the in-process that fixed establishment moved down that the intake pipe winding is on the dead lever, and including No. four motors in the fixed establishment, can drive the dead lever through No. four motors and rotate to make fixed wheel hub on the gasbag rotatory, realize diversified polishing and forging, great improvement the efficiency of processing.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of a new energy automobile hub forging device provided by the invention;

FIG. 2 is a schematic structural diagram of a new energy automobile hub forging device provided by the invention;

FIG. 3 is a schematic partial structure diagram of a new energy automobile hub forging device provided by the invention;

FIG. 4 is a schematic structural diagram of a support plate of the forging device for the new energy automobile hub provided by the invention;

FIG. 5 is a schematic structural view of a limiting hook and an air inlet pipe of the new energy automobile hub forging device provided by the invention;

FIG. 6 is a schematic structural diagram of a guide rod and a slide block of the new energy automobile hub forging device provided by the invention.

FIG. 7 is a flow chart of a processing process of the new energy automobile hub provided by the invention;

in the figure: 1. a base plate; 2. a limiting hook; 3. a cross beam; 4. a fixing plate; 5. a screw; 6. mounting a plate; 7. a processing mechanism; 701. a housing; 702. a first groove; 703. grinding disc; 704. a first motor; 705. an L-shaped plate; 706. a threaded bushing; 707. a threaded rod; 708. a first bearing; 709. a second motor; 8. a feeding mechanism; 801. feeding plates; 802. clamping a plate; 803. a support plate; 804. a second groove; 805. a handle; 9. a moving mechanism; 901. a groove III; 902. a travel bar; 903. a connecting rod; 904. a slider; 905. a guide bar; 906. a tooth clamping groove; 907. a driving wheel; 908. meshing teeth; 909. a bearing rod; 9010. a belt; 9011. a driving wheel; 9012. a third motor; 10. a fixing mechanism; 101. a fourth motor; 102. fixing the rod; 103. an air bag; 104. an air inlet pipe; 105. a gooseneck; 106. an air pump; 107. clamping the soft cushion; 108. a connecting ring; 109. a first board; 1010. a one-way valve; 11. a support rod.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-7, the forging device for the new energy automobile hub comprises a bottom plate 1, a cross beam 3 is fixedly connected to the upper portion of the bottom plate 1 through four support rods 11, a fixed plate 4 is fixedly connected to the cross beam 3 through screws 5, an installation plate 6 is fixedly connected to the fixed plate 4, a moving mechanism 9 is arranged on the installation plate 6, a fixing mechanism 10 is arranged on one side, away from the cross beam 3, of the moving mechanism 9, a machining mechanism 7 is arranged on the bottom plate 1 below the cross beam 3, a feeding mechanism 8 is arranged on the machining mechanism 7, and the whole device is more stable due to the design of the four support rods 11.

Specifically, the processing mechanism 7 includes a housing 701, the housing 701 is fixedly installed on the bottom plate 1, a first groove 702 is cut on the housing 701, two polishing discs 703 symmetrically arranged with a central axis of the first groove 702 are arranged inside the first groove 702, one end of each polishing disc 703 is connected with a first motor 704 through a shaft transmission of the first motor 704, a shaft of the first motor 704 is inserted into the first groove 702, the first motor 704 is fixedly installed on an L-shaped plate 705, one end of the L-shaped plate 705 is fixedly connected with a threaded sleeve 706, the threaded sleeve 706 is sleeved on a threaded rod 707 and is in threaded connection with an external thread outside the threaded rod 707, one end of the threaded rod 707 is in transmission connection with a motor shaft of a second motor 709, the second motor 709 is fixedly connected with the housing 701, one end of the threaded rod 707 far away from the second motor 709 is rotatably connected with a first bearing 708, the first bearing 708 is fixedly installed on the shell 701, and the second motor 709 drives the threaded rod 707 to rotate, so that the threaded sleeve 706 drives the polishing disc 703 to move, and polishing and forging of the surfaces of hubs with different specifications are realized.

Specifically, the feeding mechanism 8 includes a feeding plate 801, the feeding plate 801 is provided with two pieces which are respectively arranged on the housing 701 at two sides of the first groove 702, the feeding plate 801 is symmetrically arranged with the central axis of the first groove 702 and is fixedly connected with the housing 701, the feeding plate 801 is provided with a slot, the slots of the feeding plate 801 are all clamped with a clamping plate 802, the clamping plate 802 is slidably connected with the feeding plate 801 through the slot, one side of the clamping plate 802 is fixedly connected with a supporting plate 803, the supporting plate 803 is provided with a second groove 804 which is internally and externally communicated, one side of the clamping plate 802 is fixedly connected with a handle 805, the supporting plate 803 is pushed to move upwards through the handle 805, the supporting plate 803 moves on the feeding plate 801 under the action of the clamping plate 802 and the slot, when the supporting plate 803 moves to the top of the housing 701, feeding can be completed, and the design avoids directly transporting the hub to the processing platform for fixing, the physical consumption of workers is greatly saved.

Specifically, the moving mechanism 9 includes a third groove 901, the third groove 901 is disposed on one side of the mounting plate 6 away from the fixing plate 4, a moving rod 902 is inserted into the third groove 901, a connecting rod 903 is fixedly connected to one side of a portion of the moving rod 902 disposed outside the third groove 901, a slider 904 is fixedly connected to one end of the connecting rod 903 away from the moving rod 902, the slider 904 is sleeved on a guide bar 905 and slidably connected to the guide bar 905, one end of the guide bar 905 is fixedly connected to the mounting plate 6, a plurality of cogging grooves 906 are drilled on one side of the moving rod 902 away from the connecting rod 903, a driving wheel 907 is disposed on one side of the moving rod 902 away from the connecting rod 903, a plurality of engaging teeth 908 engaged with the cogging grooves 906 are disposed on the driving wheel 907, a bearing rod 909 is rotatably connected to one side of the driving wheel 907 through a second bearing, and one end of the bearing rod 909 is fixedly connected to the mounting plate 6, the driving wheel 907 is connected with a driving wheel 9011 through a belt 9010 in a transmission mode, and the movable rod 902 can be driven to move up and down through the meshing connection between the meshing teeth 908 and the chuck groove 906 through the rotation of the driving wheel 907.

Specifically, fixed establishment 10 includes No. four motor 101, the one end fixed connection who keeps away from mounting panel 6 on No. four motor 101 and the carriage release lever 902, the output transmission of No. four motor 101 is connected with dead lever 102, dead lever 102 is hollow structure, it is provided with gasbag 103 and communicates each other with gasbag 103 is inside to alternate on the dead lever 102, be connected with air pump 106 through intake pipe 104 on the gasbag 103, air pump 106 fixed mounting is on fixed plate 4, the middle part of intake pipe 104 is gooseneck 105, the equal fixedly connected with centre gripping cushion 107 in gasbag 103 both sides, go up the one end that is close to bottom plate 1 of dead lever 102 and pass through a go-between 108 fixedly connected with board 109, the one end that is close to bottom plate 1 on dead lever 102 is provided with check valve 1010, and the design of check valve 1010 can prevent that the inside gas of gasbag 103 from leaking.

Specifically, a limiting hook 2 is arranged below a part, close to the mounting plate 6, of the air inlet pipe 104, and the limiting hook 2 is fixedly connected with the fixing plate 4, so that the air inlet pipe 104 is prevented from being wound on the fixing rod 102 in the process that the fixing mechanism 10 moves downwards.

Specifically, one side of the driving wheel 9011 is in transmission connection with a third motor 9012 through a third motor 9012 shaft, the third motor 9012 is fixedly mounted on the mounting plate 6, and the third motor 9012 drives the driving wheel 9011 to rotate, so that the belt 9010 is used for driving the driving wheel 907 to rotate.

When the pneumatic tire feeding device is used, firstly, a wheel hub is placed on the surface of the supporting plate 803, the supporting plate 803 is pushed to move upwards through the handle 805, the supporting plate 803 moves on the feeding plate 801 under the action of the clamping plate 802 and the clamping grooves, and when the supporting plate 803 moves to the top of the shell 701, feeding can be completed, the design avoids directly conveying the wheel hub to a processing platform for fixing, greatly saves physical strength consumption of workers, starts the third motor 9012, drives the driving wheel 9011 to rotate through the third motor 9012, drives the driving wheel 907 to rotate through the belt 9010, can drive the driving wheel 907 to rotate through the rotation of the driving wheel 907, drives the moving rod 902 to move up and down through meshing connection between the meshing teeth 908 and the clamping grooves 906, drives the fixing rod 102 to move downwards in the downward moving process of the moving rod 902, so that the fixing rod 102 is inserted into the middle of the wheel hub, when the airbag 103 is positioned in the middle of the wheel hub, start air pump 106, air pump 106 inflates gasbag 103 through intake pipe 104 and makes gasbag 103 expand, thereby make centre gripping cushion 107 support the inner circle of wheel hub, thereby fix wheel hub on dead lever 102, reverse start No. three motor 9012 with the reason, make dead lever 102 shift up, pulling backup pad 803 through handle 805 and making backup pad 803 leave the top of shell 701, start No. three motor 9012 with the reason, make dead lever 102 drive the wheel hub and get into the inside of groove 702 No. one, start No. two motor 709 and motor 704, drive the threaded rod 707 through No. two motor 709 and rotate, thereby make threaded sleeve 706 drive the dish 703 of beating remove, the polish forging to the surface of the wheel hub of different specifications has been realized.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The forging device for the new energy automobile hub is characterized by comprising a bottom plate (1), wherein a cross beam (3) is fixedly connected to the upper portion of the bottom plate (1) through four support rods (11), a fixed plate (4) is fixedly connected to the cross beam (3) through screws (5), an installation plate (6) is fixedly connected to the fixed plate (4), a moving mechanism (9) is arranged on the installation plate (6), a fixing mechanism (10) is arranged on one side, far away from the cross beam (3), of the moving mechanism (9), a machining mechanism (7) is arranged on the bottom plate (1) below the cross beam (3), and a feeding mechanism (8) is arranged on the machining mechanism (7);

the processing mechanism (7) comprises a shell (701), the shell (701) is fixedly installed on a bottom plate (1), a first groove (702) is drilled on the shell (701), two polishing discs (703) symmetrically arranged with the center axis of the first groove (702) are arranged inside the first groove (702), one end of each polishing disc (703) is connected with a first motor (704) through the shaft transmission of the first motor (704), the shaft of the first motor (704) is inserted and arranged on the first groove (702), the first motor (704) is fixedly installed on an L-shaped plate (705), one end of the L-shaped plate (705) is fixedly connected with a threaded sleeve (706), the threaded sleeve (706) is sleeved on a threaded rod (707) and is connected with an external thread of the exterior of the threaded rod (707), one end of the threaded rod (707) is in transmission connection with a motor shaft of a second motor (709), the second motor (709) is fixedly connected with the shell (701), one end, far away from the second motor (709), of the threaded rod (707) is rotatably connected with a first bearing (708), and the first bearing (708) is fixedly installed on the shell (701);

the feeding mechanism (8) comprises feeding plates (801), two feeding plates (801) are arranged on the shells (701) arranged on two sides of the first groove (702) respectively, the feeding plates (801) are symmetrically arranged with the central axis of the first groove (702) and fixedly connected with the shells (701), clamping grooves are cut in the feeding plates (801), clamping plates (802) are clamped in the clamping grooves of the feeding plates (801), the clamping plates (802) are slidably connected with the feeding plates (801) through the clamping grooves, a supporting plate (803) is fixedly connected to one side of each clamping plate (802), a second groove (804) communicated with the inside and the outside is cut in the supporting plate (803), and a handle (805) is fixedly connected to one side of each clamping plate (802);

the moving mechanism (9) comprises a third groove (901), the third groove (901) is arranged on one side, away from the fixed plate (4), of the mounting plate (6), a moving rod (902) is inserted into the third groove (901), one side, outside the third groove (901), of the moving rod (902) is fixedly connected with a connecting rod (903), one end, away from the moving rod (902), of the connecting rod (903) is fixedly connected with a sliding block (904), the sliding block (904) is sleeved on a guide rod (905) and is in sliding connection with the guide rod (905), one end of the guide rod (905) is fixedly connected with the mounting plate (6), one side, away from the connecting rod (903), of the moving rod (902) is provided with a plurality of clamping tooth grooves (906), one side, away from the connecting rod (903), of the moving rod (902) is provided with a driving wheel (907), and the driving wheel (907) is provided with a plurality of meshing teeth (908) which are in meshing connection with the clamping tooth grooves (906), one side of the driving wheel (907) is rotatably connected with a bearing rod (909) through a second bearing, one end of the bearing rod (909) is fixedly connected with the mounting plate (6), and the driving wheel (907) is in driving connection with a driving wheel (9011) through a belt (9010);

the fixing mechanism (10) comprises a fourth motor (101), the fourth motor (101) is fixedly connected with one end of the moving rod (902) far away from the mounting plate (6), the output end of the fourth motor (101) is connected with a fixed rod (102) in a transmission manner, the fixed rod (102) is of a hollow structure, the fixing rod (102) is provided with an air bag (103) in an inserting way and is communicated with the inside of the air bag (103), the air bag (103) is connected with an air pump (106) through an air inlet pipe (104), the air pump (106) is fixedly arranged on the fixing plate (4), the middle part of the air inlet pipe (104) is a gooseneck (105), both sides of the air bag (103) are fixedly connected with clamping cushions (107), one end of the fixed rod (102) close to the bottom plate (1) is fixedly connected with a first plate (109) through a connecting ring (108), one end of the fixed rod (102) close to the bottom plate (1) is provided with a one-way valve (1010);

a limiting hook (2) is arranged below the part, close to the mounting plate (6), of the air inlet pipe (104), and the limiting hook (2) is fixedly connected with the fixing plate (4);

one side of the driving wheel (9011) is in transmission connection with a third motor (9012) through a third motor (9012) shaft, and the third motor (9012) is fixedly installed on the installation plate (6).

2. A processing technology of a new energy automobile hub is characterized by comprising the following steps: the machining process uses the forging apparatus as set forth in claim 1, and the machining process includes the steps of: