CN110607431A - Automatic line equipment for quenching and tempering of hub bearing - Google Patents
Automatic line equipment for quenching and tempering of hub bearing Download PDFInfo
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- CN110607431A CN110607431A CN201911073806.2A CN201911073806A CN110607431A CN 110607431 A CN110607431 A CN 110607431A CN 201911073806 A CN201911073806 A CN 201911073806A CN 110607431 A CN110607431 A CN 110607431A
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- 238000005496 tempering Methods 0.000 title claims abstract description 102
- 238000010791 quenching Methods 0.000 title claims abstract description 73
- 230000000171 quenching effect Effects 0.000 title claims abstract description 70
- 230000007246 mechanism Effects 0.000 claims abstract description 177
- 238000001514 detection method Methods 0.000 claims abstract description 74
- 238000007599 discharging Methods 0.000 claims abstract description 59
- 230000001360 synchronised effect Effects 0.000 claims abstract description 41
- 238000003860 storage Methods 0.000 claims abstract description 28
- 230000006698 induction Effects 0.000 claims abstract description 17
- 238000001816 cooling Methods 0.000 claims abstract description 16
- 238000005507 spraying Methods 0.000 claims abstract description 16
- 239000013072 incoming material Substances 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 73
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 64
- 238000004140 cleaning Methods 0.000 claims description 42
- 238000013519 translation Methods 0.000 claims description 22
- 239000000523 sample Substances 0.000 claims description 18
- 238000012546 transfer Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 description 27
- 238000010586 diagram Methods 0.000 description 12
- 239000007921 spray Substances 0.000 description 7
- 230000002950 deficient Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229910001563 bainite Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910000734 martensite Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000033764 rhythmic process Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000010963 304 stainless steel Substances 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005307 ferromagnetism Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/40—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rings; for bearing races
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention discloses automatic line equipment for quenching and tempering of a hub bearing, which comprises induction quenching equipment, a tempering conveying mechanism and a detection and marking device which are sequentially connected, wherein the induction quenching equipment comprises a feeding and storing mechanism and an induction quenching mechanism which are adjacently arranged; the feeding and storing mechanism comprises a feeding chain and at least two buffer chains which are arranged in parallel, and the conveying directions of the feeding chain and the buffer chains are opposite; the induction quenching mechanism comprises a rotary workbench, a load part, a first synchronous gripper and a second synchronous gripper; the tempering conveying mechanism comprises a tempering base and a tempering conveying chain arranged on the tempering base, and the tempering conveying chain is sequentially provided with a quenching unqualified product removing mechanism, at least one tempering inductor and a cooling spraying mechanism along the conveying direction; the detection and marking device comprises a tempering incoming material conveying chain, a crack detection mechanism, a marking mechanism, a three-position synchronous gripper, a workpiece feeding and transshipping mechanism, an unqualified product storage area, a workpiece discharging and transshipping mechanism and a workpiece flaw detection mechanism.
Description
Technical Field
The invention relates to the technical field of quenching equipment, in particular to automatic line equipment for quenching and tempering of a hub bearing.
Background
The purpose of quenching is to use super-cooled austenite to perform martensite or bainite transformation to obtain martensite or bainite structures, and then to match tempering at different temperatures to greatly improve the rigidity, hardness, wear resistance, fatigue strength, toughness and the like of the steel, thereby meeting different use requirements of various mechanical parts and tools. The special physical and chemical properties of special steel such as ferromagnetism, corrosion resistance and the like can also be met through quenching.
The hub bearing parts are widely applied to automobiles and engineering machinery. The parts have complex shapes and high production and processing requirements. The automatic quenching and tempering are realized with great difficulty.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide automatic line equipment for quenching and tempering of a hub bearing, which can effectively improve the production efficiency, ensure the quenching quality and reduce the processing cost.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: an automatic line device for quenching and tempering of a hub bearing comprises an induction quenching device, a tempering conveying mechanism and a detecting and marking device which are sequentially connected, wherein the induction quenching device comprises a feeding and storing mechanism and an induction quenching mechanism which are adjacently arranged; the feeding and storing mechanism comprises a feeding chain and at least two buffer chains which are arranged in parallel, and the conveying directions of the feeding chain and the buffer chains are opposite; the induction quenching mechanism comprises a rotary workbench, a load part, a first synchronous gripper and a second synchronous gripper; the load component is arranged beside the rotary workbench through a load mounting rack; the rotary worktable is provided with a quenching rotary table, and the quenching rotary table is sequentially provided with a feeding station, a detection station, a quenching station, a cleaning station and a discharging station along the circumferential direction; a cleaning mechanism is arranged below the first synchronous gripper, and the first synchronous gripper is used for transferring the workpiece on the feeding chain to the cleaning mechanism for cleaning and transferring the cleaned workpiece to the feeding station; another cleaning mechanism is arranged below the second synchronous gripper, and the second synchronous gripper is used for transferring the workpiece on the blanking station to the cleaning mechanism for cleaning and transferring the cleaned workpiece out of the cleaning mechanism; the tempering conveying mechanism comprises a tempering base and a tempering conveying chain arranged on the tempering base, and the tempering conveying chain is sequentially provided with a quenching unqualified product removing mechanism, at least one tempering inductor and a cooling spraying mechanism along the conveying direction; the quenching unqualified product removing mechanism is arranged at the feeding end of the tempering conveying chain and used for pushing out the quenching unqualified workpieces on the tempering conveying chain; the tempering inductor is used for tempering and heating the workpiece on the tempering conveying chain; the cooling spraying mechanism is used for cooling the workpiece after tempering and heating; the detection and marking device comprises a tempering incoming material conveying chain, a crack detection mechanism, a marking mechanism, a three-position synchronous gripper, a workpiece feeding and transshipping mechanism, a defective product storage area, a workpiece discharging and transshipping mechanism and a workpiece flaw detection mechanism; the tempering incoming material conveying chain is used for conveying the tempered workpiece to the workpiece feeding and transferring mechanism; the workpiece feeding and transshipping mechanism is used for transshipping the workpiece to the workpiece flaw detection mechanism; the workpiece flaw detection mechanism is used for carrying out flaw detection on the workpiece; the crack detection mechanism is used for detecting cracks of the workpiece; the marking mechanism is used for marking a workpiece; the three-position synchronous gripper is used for realizing the transfer of the workpiece between the workpiece flaw detection mechanism and the crack detection mechanism, between the crack detection mechanism and the marking mechanism and between the marking mechanism and the workpiece discharging and transshipping mechanism; the workpiece discharging and transshipping mechanism is used for transferring the workpieces which are qualified in detection to the discharging port and transferring the workpieces which are unqualified in detection to the unqualified product storing area.
On the basis of the technical scheme, five sets of clamps are arranged on the quenching turntable, and the clamps are uniformly distributed along the circumferential direction of the quenching turntable and respectively correspond to the feeding station, the detection station, the quenching station, the cleaning station and the discharging station on the quenching turntable.
On the basis of the technical scheme, the cleaning mechanism comprises a shell cover and two square water sprayers; the shell cover is of an open structure, a support column is connected to the bottom of the shell cover, and a protruding platform is arranged on one side, facing the rotary worktable, of the shell cover; a disc supporting seat is arranged in the shell cover, and a water drainage groove is formed in the end face of the disc supporting seat; the two square water sprayers are oppositely arranged on the inner side wall of the shell cover through the water sprayer support respectively.
On the basis of the technical scheme, the quenching unqualified product rejecting mechanism comprises a storage box, a conveying roller, a material pushing plate and a material pushing guide rail; the material storage box is arranged beside the tempering base and is used for storing the quenched unqualified workpiece; one end of the conveying roller is connected with the material storage box, and the other end of the conveying roller is connected with the tempering conveying chain; the material pushing guide rail is arranged above the tempering conveying chain, and the material pushing plate is connected with the material pushing guide rail in a sliding mode and used for pushing unqualified workpieces quenched on the tempering conveying chain to the conveying roller.
On the basis of the technical scheme, the cooling spraying mechanism comprises a spraying cover arranged on the tempering conveying chain in a spanning mode, a hollow water box is arranged at the top of the spraying cover, a water inlet communicated with the interior of the water box is formed in the top of the water box, a water outlet plate is arranged at the bottom of the water box, and a plurality of water outlets communicated with the interior of the water box are distributed in the water outlet plate; a water distribution plate is arranged in the water box and used for uniformly distributing water flowing in from the water inlet to each water outlet; and the feeding side and the discharging side of the spraying cover are respectively provided with a water retaining curtain.
On the basis of the technical scheme, the three-position synchronous gripper comprises a bottom plate, a transverse sliding plate, a longitudinal sliding plate, a first lifting sliding plate, a second lifting sliding plate and three grippers; the bottom plate is provided with a transverse sliding rail and a transverse pushing cylinder; the transverse sliding plate is arranged on the transverse sliding rail in a sliding manner and is connected with a piston rod of the transverse pushing cylinder; the transverse sliding plate is provided with a longitudinal sliding rail and a longitudinal pushing cylinder; the longitudinal sliding plate is arranged on the longitudinal sliding rail in a sliding manner and is connected with a piston rod of the longitudinal pushing cylinder; a vertical fixing plate and a lifting pushing cylinder are arranged on the longitudinal sliding plate, and a first vertical sliding rail is arranged on the vertical fixing plate; the first lifting sliding plate is arranged on the first vertical sliding rail in a sliding manner and is connected with a piston rod of the lifting pushing cylinder; the first lifting sliding plate is provided with a second vertical sliding rail and a manual adjusting screw rod; the second lifting sliding plate is arranged on the second vertical sliding rail in a sliding mode and is connected with the manual adjusting screw rod through a nut seat; the three grippers are connected with the second lifting sliding plate.
On the basis of the technical scheme, the crack detection mechanism comprises a detection assembly and a positioning rotating assembly which are adjacently arranged, wherein the positioning rotating assembly comprises a first supporting seat, a main shaft, a motor and a pneumatic chuck; the main shaft vertically penetrates through the first supporting seat, and a rotary table is arranged at the upper end of the main shaft; the pneumatic chuck is arranged on the rotary table and used for positioning and clamping the bottom of the workpiece; the motor is connected with the main shaft and is used for driving the main shaft to rotate; the detection assembly comprises a fixed seat, a lifting linear module, a horizontal linear module and a probe rod; the lifting linear module is arranged on the fixed seat, and the horizontal linear module is connected with the sliding end of the lifting linear module; the probe rod is connected with the sliding end of the horizontal linear module through the first connecting plate, and a probe of the probe rod is arranged towards the workpiece.
On the basis of the technical scheme, the marking mechanism comprises a translation positioning component and a marking component which are adjacently arranged, wherein the translation positioning component comprises a fixing plate, a positioning chuck and a material pulling cylinder; a first horizontal guide rail is arranged on the fixed plate, and a horizontal sliding plate is arranged on the first horizontal guide rail in a sliding manner; the positioning chuck is arranged on the horizontal sliding plate and used for clamping and positioning a workpiece; the material pulling cylinder is connected with the fixed plate through a connecting seat, and a piston rod of the material pulling cylinder is connected with the horizontal sliding plate through a connecting block and used for driving the horizontal sliding plate to slide along the first horizontal guide rail; the marking assembly comprises a second supporting seat, a lifting sliding plate, a translation sliding plate and a marking machine; the second supporting seat is provided with a vertical guide rail, and the lifting sliding plate is arranged on the vertical guide rail in a sliding manner; the lifting sliding plate is provided with a second horizontal guide rail, and the translation sliding plate is arranged on the second horizontal guide rail in a sliding manner; the marking machine is connected with the translation sliding plate through a second connecting plate, and a marking head of the marking machine faces towards the workpiece; the marking mechanism further comprises an angle adjusting screw rod; an angle adjusting nut matched with the angle adjusting screw rod is arranged at the top of the second connecting plate, and a connecting shaft is arranged at the bottom of the second connecting plate; one side of the top of the marking machine is hinged with the connecting shaft through a hinge seat, and the other side of the top of the marking machine is provided with a joint bearing; the upper end of the angle adjusting screw rod is provided with an angle adjusting handle, and the lower end of the angle adjusting screw rod inclines towards the workpiece direction and is connected with the joint bearing after sequentially penetrating through the angle adjusting nut and the second connecting plate.
On the basis of the technical scheme, the workpiece discharging and transshipping mechanism comprises a discharging platform and a first discharging push rod which are arranged in parallel, one end of the discharging platform is connected with the unqualified product storage area, and the other end of the discharging platform is a discharging hole; a discharging guide sliding rail is arranged on the first discharging push rod, a second discharging push rod is arranged on the discharging guide sliding rail in a sliding mode, and the second discharging push rod is used for transferring the qualified workpieces to a discharging port; the first discharging push rod is connected with a driving air cylinder and used for transferring the detected unqualified workpieces to an unqualified product storage area.
The invention has the beneficial effects that:
1. in the invention, each buffer chain and each feeding chain are provided with a stock stop mechanism, and the air cylinder push rod can only push one workpiece at a time, each buffer chain is independent, one buffer chain stops running, the integral beat is not influenced, and the stability is good.
2. In the invention, a feeding station, a detection station, a quenching station, a cleaning station and a discharging station are sequentially arranged on a quenching turntable of a rotary worktable along the circumferential direction; five stations are divided into different parts and are synchronously carried out, the rhythm is compact, and the cycle beat is shortened. Correspondingly, two sets of synchronous grippers are arranged in a matched manner, so that the overall beat and the production efficiency are improved.
3. In the invention, the cleaning mechanism is additionally arranged, so that the surface of the workpiece is clean before quenching and tempering, and the quenching and tempering quality is improved.
4. The invention can effectively improve the production efficiency, ensure the quenching and tempering quality and reduce the processing cost.
5. In the invention, the front end of the tempering conveying chain is provided with a defective product removing mechanism. The unqualified products after quenching are prevented from flowing into the tempering process, and the production quality is improved.
6. According to the invention, the rotary table is used for driving the workpiece on the pneumatic chuck to rotate, and the lifting linear module and the horizontal linear module are controlled according to the rotating profile appearance of the workpiece, so that the probe moves along the profile of the workpiece, the workpiece is detected, and the accuracy and the efficiency of crack detection are improved.
7. In the invention, the rotary joint is connected with the pneumatic chuck through the air pipe. The clamping and loosening of the pneumatic chuck can be realized through air inlet and outlet of the rotary joint, and the pneumatic chuck is convenient and fast.
8. According to the invention, the position between the marking machine and the workpiece can be adjusted by matching the horizontal sliding plate, the lifting sliding plate and the translation sliding plate, so that the working precision and flexibility are improved.
9. In the invention, the top of the connecting plate is provided with an angle adjusting nut matched with the angle adjusting screw rod, and the bottom of the connecting plate is provided with a connecting shaft; one side of the top of the marking machine is hinged with the connecting shaft through a hinge seat, and the other side of the top of the marking machine is provided with a joint bearing; the upper end of the angle adjusting screw rod is provided with an angle adjusting handle, and the lower end of the angle adjusting screw rod inclines towards the workpiece direction and is connected with the joint bearing after sequentially penetrating through the angle adjusting nut and the connecting plate. Through angle adjustment screw rod, can adjust marking machine's inclination, further improved work precision and flexibility.
Drawings
FIG. 1 is a schematic structural view of an automatic line apparatus for quenching and tempering of a hub bearing according to the present invention;
FIG. 2 is a schematic structural diagram of the novel induction hardening apparatus in the embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a feeding and storing mechanism in the embodiment of the invention;
FIG. 4 is a schematic structural diagram of a rotary table according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a cleaning mechanism according to an embodiment of the present invention;
FIG. 6 is a top view of FIG. 5;
fig. 7 is a sectional view taken along the line a-a in fig. 5.
FIG. 8 is a schematic structural diagram of a tempering conveyor according to an embodiment of the present invention;
FIG. 9 is a top view of FIG. 8;
FIG. 10 is a schematic structural diagram of a quenching defective product rejecting mechanism in the embodiment of the invention;
fig. 11 is a schematic structural diagram of a cooling spray mechanism in an embodiment of the present invention.
FIG. 12 is a schematic structural diagram of a detecting and marking device for a hub bearing according to an embodiment of the present invention;
FIG. 13 is a schematic structural diagram of a tempering incoming material conveying chain and a workpiece feeding and transferring mechanism according to an embodiment of the present invention;
FIG. 14 is a schematic structural diagram of a three-position synchronous gripper according to an embodiment of the present invention;
FIG. 15 is a top view of a three-position synchronized gripper according to an embodiment of the present invention;
FIG. 16 is a schematic structural diagram of a crack detection mechanism in an embodiment of the invention;
FIG. 17 is a top view of a crack detection mechanism in an embodiment of the invention;
FIG. 18 is a cross-sectional view of a crack detection mechanism in an embodiment of the invention;
FIG. 19 is a schematic view of a marking mechanism according to an embodiment of the present invention;
FIG. 20 is a schematic structural diagram of a portion of a marking machine according to an embodiment of the present invention;
FIG. 21 is a side sectional view of FIG. 20;
fig. 22 is a schematic structural view of a workpiece discharge and transfer mechanism and a defective product stocker according to an embodiment of the present invention.
Reference numerals:
1-induction hardening equipment; 11-a feeding and storing mechanism; 111-a feeding chain; 112-cache chain; 113-a first striker plate; 114-a first material blocking cylinder; 115-a first stop signal rod; 116-a transverse rail; 117-cylinder push rod; 12-a rotating table; 121-quenching rotary disc; 122-a loading station; 123-detection station; 124-quenching station; 125-cleaning station; 126-a blanking station; 127-a controller; 13-a load member; 131-a load mount; 14-a first synchronized gripper; 15-a second synchronous gripper; 16-a cleaning mechanism; 161-a housing; 162-disc support base; 163-support column; 164-square water jet; 165-sprinkler support; 166-a drain tank; 167-extending the platform.
2-tempering conveying mechanism; 21-tempering base; 211-tempering conveyor chain; 22-quenching unqualified product eliminating mechanism; 221-a material storage box; 222-a conveying roller; 223-a pusher rail; 224-a pusher plate; 225-a material taking gate; 23-a tempering inductor; 24-a cooling spray mechanism; 241-a spray cover; 242-water retaining curtain; 243-water outlet plate; 244-water diversion plate; 245-a water box; 246-water inlet; 25-temperature detection mechanism.
3-detecting and marking device; 31-tempering incoming material conveying chain; 311-second material blocking signal rod; 312-second retainer plate; 313-a second material blocking cylinder; 32-a workpiece feeding and transferring mechanism; 321-a feed platform; 322-feed guide slide; 323-feed ram; 33-three-position synchronous gripper; 331-a base plate; 3311-transverse slide rail; 3312-lateral pushing cylinder; 332-transverse slide plate; 3321-longitudinal slide rail; 3322-longitudinal pushing cylinder; 333-longitudinal sliding plate; 3331-vertical fixing plate; 3332-first vertical slide; 3333-lifting pushing cylinder; 334-a first lifting slider; 3341-a second vertical slide; 3342-manual adjusting screw; 335-a second lifting slider; 3351-grip; 34-crack detection means; 341-fixed seat; 342-a lifting linear module; 343-a horizontal straight line module; 344-probe rod; 3441-clamping block; 3442-first connecting plate; 346-a first support; 347-a turntable; 3471-spindle; 3472-electric machine; 3473-bearing; 3474-driven timing pulley; 3475 — drive timing pulley; 348 — a gas chuck; 3481-swivel joint; 349-workpiece; 35-a marking mechanism; 351-a fixed plate; 3511-a first horizontal rail; 3512-a connecting seat; 3513-horizontal slide; 3514-a positioning chuck; 3515-material pulling cylinder; 3516-connecting block; 3517-inductive switch; 352-second support seat; 3521-lifting screw rod; 3522-lifting adjustment handle; 3523-vertical guide; 353, lifting the sliding plate; 3531-translation screw; 3532-translational adjustment handle; 3533-a second horizontal rail; 354-a translation sled; 3541-second connecting plate; 3542-angle adjusting nut; 3543-connecting shaft; 3544-angle adjusting screw; 3545-angle adjustment handle; 3546-a marking machine; 3547-knuckle bearing; 3548-marking head; 3549-hinged seats; 36-a workpiece discharging and transferring mechanism; 361-a discharge platform; 362-first outfeed pusher; 363-a drive cylinder; 364-discharge guide slide; 365-a second discharge push rod; 37-a nonconforming product storage area; 38-workpiece flaw detection mechanism.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.
In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a number" or "a number" means two or more unless explicitly specified otherwise.
The technical scheme and the beneficial effects of the invention are clearer and clearer by further describing the specific embodiment of the invention with the accompanying drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the invention, but are not to be construed as limiting the invention.
Referring to fig. 1, an embodiment of the invention provides an automatic line device for quenching and tempering of a hub bearing, which comprises an induction quenching device 1, a tempering conveying mechanism and a detecting and marking device 3 which are connected in sequence.
Referring to fig. 2, the induction hardening equipment 1 includes a feeding storage mechanism 11 and an induction hardening mechanism which are adjacently arranged.
Referring to fig. 3, the feeding and storing mechanism 11 includes a feeding chain 111 and at least two buffer chains 112 arranged in parallel, and the feeding chain 111 is opposite to the buffer chains in conveying direction; in this embodiment, 1 feeding chain 111 and 2 buffer chains 112 are provided. Specifically, the output end of the feeding chain 111 and the output end of the buffer chain are both provided with a first material blocking signal rod 115 and a first material blocking plate 113, and the first material blocking signal rod 115 is used for sending a signal to control the opening/closing of the first material blocking plate 113. One end of the first material blocking signal rod 115 is connected with the corresponding feeding chain 111 or the frame of the buffer chain through a torsion spring mechanism, and the other end of the first material blocking signal rod 115 is used for touching a workpiece. The first material blocking plate 113 is hinged on the corresponding feeding chain 111 or the frame of the buffer chain and is connected with the piston rod of the first material blocking cylinder 114. The feeding and storing mechanism 11 further comprises a transverse guide rail 116 and a cylinder push rod 117, wherein the transverse guide rail 116 is positioned above the feeding end of the feeding chain 111 and the discharging end of each buffer chain; the cylinder push rod 117 is slidably connected with the transverse guide rail 116, and is used for pushing the workpieces at the discharge end of each buffer chain to the feed end of the feed chain 111.
Referring to fig. 4, the induction hardening mechanism includes a rotary table 12, a load member 13, a first synchronous gripper 14, and a second synchronous gripper 15; the load component 13 is arranged beside the rotary worktable 12 through a load mounting bracket 131; a quenching turntable 121 is arranged on the rotary worktable 12, and a feeding station 122, a detection station 123, a quenching station 124, a cleaning station 125 and a discharging station 126 are sequentially arranged on the quenching turntable 121 along the circumferential direction; specifically, the rotary table 12 includes a rotary divider, an input end of which is connected to the driving motor through a chain, and an output end of which is connected to the quenching turntable 121.
A cleaning mechanism 16 is arranged below the first synchronous gripper 14, and the first synchronous gripper 14 is used for transferring the workpiece on the feeding chain 111 to the cleaning mechanism 16 for cleaning and transferring the cleaned workpiece to the feeding station 122; a further cleaning mechanism 16 is arranged below the second synchronous gripper 15, and the second synchronous gripper 15 is used for transferring the workpiece on the blanking station 126 to the cleaning mechanism 16 for cleaning and transferring the cleaned workpiece out of the cleaning mechanism 16. In particular, the first 14 and second 15 synchronizing grippers are mounted on the truss and can be moved along the truss by means of pneumatic cylinders. Five sets of clamps are arranged on the quenching turntable 121, and all the clamps are uniformly distributed (forming 72 degrees respectively) along the circumferential direction of the quenching turntable 121 and respectively correspond to the feeding station 122, the detection station 123, the quenching station 124, the cleaning station 125 and the discharging station 126 on the quenching turntable 121. Preferably, a controller 127 is coupled to the rotary table 12.
Referring to fig. 5 to 7, the cleaning mechanism 16 includes a housing 161 and two square water jets 164; the housing 161 is an open structure, the bottom of the housing 161 is connected with a support column 163, and one side of the housing 161 facing the rotary table 12 is provided with a protruding platform 167; a disc support base 162 is arranged in the shell cover 161, and a drain groove 166 is formed on the end surface of the disc support base 162; the two square water sprayers 164 are oppositely arranged on the inner side wall of the housing 161 through the water sprayer bracket 165 respectively. In this embodiment, the housing cover of the cleaning mechanism is made of 304 stainless steel. The square water sprayer forms an included angle of 10 degrees with the station. The water sprayer support is provided with a long round hole, and the up-down direction of the water sprayer support is adjustable.
The working principle of the induction quenching equipment is as follows:
the feeding and storing mechanism adopts three parallel conveying chains, wherein 2 buffer chains are in the same direction, 1 feeding chain is in the reverse direction, a workpiece is placed on the 2 buffer chains, and the tail end of each chain is provided with a material baffle which is driven by an air cylinder. A material blocking signal rod is designed behind the material blocking plate. The material blocking signal rod adopts a torsion spring as power, and when a workpiece passes through the material blocking signal rod. The cylinder receives the signal, and the control striker plate is opened. At this point the following workpiece cannot continue to advance. Meanwhile, under the action of the torsion spring, the material blocking signal rod returns to the original position. To detect the next workpiece. And a set of transverse cylinder push rod mechanism is arranged at the tail end of the conveying chain. The push rod pushes workpieces on the cache chain one by one onto the feeding chain after the material blocking signal rod detects the incoming material, the workpieces are conveyed reversely on the feeding chain, and after the material blocking signal rod detects the material, the material blocking plate of the feeding chain cylinder is opened to release the next workpiece.
The first synchronous gripper transfers the workpiece on the feeding chain to the cleaning mechanism for cleaning, and transfers the cleaned workpiece to the feeding station; the rotary worktable operates continuously according to the sequence of feeding, detecting, quenching, cleaning and discharging, five stations are divided into different parts and are synchronously operated, the rhythm is compact, and the cycle beat is shortened. The second synchronous gripper is used for transferring the workpiece on the blanking station to the cleaning mechanism for cleaning and transferring the cleaned workpiece out of the cleaning mechanism.
Referring to fig. 8 and 9, the tempering conveying mechanism includes a tempering base 21 and a tempering conveying chain 211 arranged on the tempering base 21, and the tempering conveying chain 211 is sequentially provided with a quenching defective product rejecting mechanism 22, at least one tempering inductor 23 and a cooling spraying mechanism 24 along a conveying direction;
the quenching unqualified product rejecting mechanism 22 is arranged at the feeding end of the tempering conveying chain 211 and is used for pushing out the quenched unqualified workpieces on the tempering conveying chain 211;
the tempering inductor 23 is used for tempering and heating the workpieces on the tempering conveying chain 211; in this embodiment, two sets of tempering sensors 23 are provided, each of which has an inverted U-shaped structure, and are sequentially fixed to the tempering base at both sides thereof to wrap the left, right, and upper portions of the workpiece. The left part, the right part and the upper part of the inductor are both adjustable structures, and the gap between the heating end and the workpiece can be controlled.
The cooling spray mechanism 24 is used for cooling the tempered and heated workpiece.
Referring to fig. 10, the quenching defective product rejecting mechanism 22 includes a storage bin 221, a conveying roller 222, a material pushing plate 224, and a material pushing guide rail 223; the material storage box 221 is arranged beside the tempering base 21 and used for storing the quenched unqualified workpieces; one end of the conveying roller 222 is connected with the material storage box 221, and the other end of the conveying roller 222 is connected with the tempering conveying chain 211; the material pushing guide rail 223 is arranged above the tempering conveying chain 211, and the material pushing plate 224 is in sliding connection with the material pushing guide rail 223 and is used for pushing the work pieces which are quenched and unqualified on the tempering conveying chain 211 to the conveying roller 222. Specifically, the conveying roller 222 is an unpowered roller, the conveying roller 222 is arranged in a downward inclined manner, one end connected with the tempering conveying chain 211 is a high end, and one end connected with the material storage box 221 is a low end. The material taking door 225 is arranged on the side surface of the material storage tank 221. In the two embodiments, the conveying roller 222 forms an oblique angle of 3 degrees with the horizontal plane. When the unqualified products are pushed to the conveying roller, the unqualified products automatically slide to the end of the material storage box under the action of gravity, so that the materials are conveniently stored. The design of workbin end has the material door of getting, conveniently gets the material.
Referring to fig. 11, the cooling spray mechanism 24 includes a spray cover 241 straddling the tempering conveyor chain 211, a hollow water box 245 is disposed at the top of the spray cover 241, a water inlet 246 communicated with the inside of the water box 245 is disposed at the top of the water box 245, a water outlet plate 243 is disposed at the bottom of the water box 245, and a plurality of water outlets communicated with the inside of the water box 245 are distributed on the water outlet plate 243. Specifically, a water diversion plate 244 is disposed inside the water box 245, and is used for evenly diverting water flowing from the water inlet 246 to each water outlet. The feeding side and the discharging side of the spraying cover 241 are respectively provided with a water retaining curtain 242.
Specifically, the tempering conveying mechanism further comprises a temperature detection mechanism 25, and the temperature detection mechanism 25 is arranged on the feeding side of the cooling spraying mechanism 24 and is used for detecting the temperature of the workpiece on the tempering conveying chain 211 after tempering and heating. In this embodiment, the temperature detection mechanism 25 includes a temperature measuring instrument, the temperature measuring instrument is disposed on the tempering base 21 through a bracket, and a probe of the temperature measuring instrument is disposed toward the tempering conveyor chain 211.
Referring to fig. 12, the detecting and marking device includes a tempering incoming material conveying chain 31, a crack detecting mechanism 34, a marking mechanism, a three-position synchronous gripper 33, a workpiece feeding and transferring mechanism 32, an unqualified product storage area 37, a workpiece discharging and transferring mechanism 36, and a workpiece flaw detection mechanism 38;
referring to fig. 13, a tempering incoming material conveying chain 31 is used for conveying the tempered workpiece to a workpiece feeding and transferring mechanism 32; specifically, a second material blocking signal rod 311 and a second material blocking plate 312 are arranged at the output end of the tempering incoming material conveying chain 31, and the second material blocking signal rod 311 is used for sending a signal to control the opening/closing of the second material blocking plate 312; one end of the second material blocking signal rod 311 is connected with the frame of the tempering incoming material conveying chain 31 through a torsion spring mechanism, and the other end of the second material blocking signal rod 311 is used for touching a workpiece; the second material blocking plate 312 is hinged on the frame of the tempering incoming material conveying chain 31 and is connected with the piston rod of the second material blocking cylinder 313.
Referring to fig. 13, the workpiece feeding and transferring mechanism 32 is used for transferring the workpiece to the crack detecting mechanism 34; specifically, the workpiece feeding and transshipping mechanism 32 comprises a feeding platform 321 and a feeding guide slide rail 322 which are arranged in parallel, one end of the feeding platform 321 is connected with the discharging end of the tempering incoming material conveying chain 31, and the other end of the feeding platform 321 is connected with the workpiece flaw detection mechanism 38; a feeding push rod 323 is slidably disposed on the feeding guide slide rail 322, and the feeding push rod 323 is used for transferring the workpiece to the workpiece flaw detection mechanism 38. The workpiece flaw detection mechanism 38 is used for carrying out flaw detection on the workpiece; in this embodiment, the workpiece flaw detection mechanism is a flaw detector.
Referring to fig. 16 to 18, the crack detection mechanism 34 is used for crack detection of a workpiece; specifically, the crack detection mechanism 34 includes a detection component and a positioning rotation component, which are adjacently disposed, and the positioning rotation component includes a first supporting seat 346, a spindle 3471, a motor 3472, and an air chuck 348; the main shaft 3471 vertically penetrates through the first supporting seat 346, and the upper end of the main shaft 3471 is provided with a turntable 347; an air chuck 348 is provided on the turntable 347 for positioning and clamping the bottom of the workpiece 349; specifically, the lower end of the main shaft 3471 is provided with a rotary joint 3481, one end of the rotary joint 3481 is connected to the air chuck 348 through an air pipe, and the other end of the rotary joint 3481 is connected to an external air source through an air pipe. The motor 3472 is connected to the main shaft 3471 for driving the main shaft 3471 to rotate; specifically, a driving timing pulley 3475 is provided on a driving shaft of the motor 3472, a driven timing pulley 3474 is provided on the main shaft 3471, and the driving timing pulley 3475 and the driven timing pulley 3474 are connected by a timing belt. Specifically, a plurality of bearings 3473 are disposed between the main shaft 3471 and the first supporting seat 346. In this embodiment, 3 bearings 3473 are provided.
The detection assembly comprises a fixed seat 341, a lifting linear module 342, a horizontal linear module 343 and a probe 344; the lifting linear module 342 is arranged on the fixed seat 341, and the horizontal linear module 343 is connected with the sliding end of the lifting linear module 342; the probe 344 is connected to the sliding end of the horizontal linear module 343 through a first connecting plate 3442 and the probe of the probe 344 is disposed toward the workpiece 349. Specifically, the probe 344 is connected to the first connection plate 3442 by the clamping block 3441.
The working principle of the crack detection mechanism is as follows:
utilize rotary joint's business turn over gas, control air chuck presss from both sides tight work piece bottom, then the starter motor passes through hold-in range and main shaft drive revolving stage rotatory, and work piece on the air chuck is rotatory thereupon, follows according to work piece gyration profile appearance, controls lift sharp module and horizontal sharp module, makes the probe follow the removal of work piece profile, detects the work piece.
Referring to fig. 19-21, the marking mechanism is used to mark a workpiece; specifically, the marking mechanism 35 comprises a translational positioning component and a marking component which are adjacently arranged, wherein the translational positioning component comprises a fixing plate 351, a positioning chuck 3514 and a material pulling cylinder 3515; a first horizontal guide rail 3511 is arranged on the fixing plate 351, and a horizontal sliding plate 3513 is arranged on the first horizontal guide rail 3511 in a sliding manner; the positioning chuck 3514 is arranged on the horizontal sliding plate 3513 and used for clamping and positioning a workpiece; the material pulling cylinder 3515 is connected with the fixing plate 351 through a connecting seat 3512, and a piston rod of the material pulling cylinder 3515 is connected with the horizontal sliding plate 3513 through a connecting block 3516 and used for driving the horizontal sliding plate 3513 to slide along the first horizontal guide rail 3511; specifically, the two ends of the first horizontal guide rail 3511 are respectively provided with an inductive switch 3517 for controlling the sliding range of the horizontal sliding plate 3513.
The marking assembly comprises a second supporting seat 352, a lifting sliding plate 353, a translation sliding plate 354 and a marking machine 3546; the second supporting seat 352 is provided with a vertical guide rail 3523, and the lifting sliding plate 353 is slidably arranged on the vertical guide rail 3523; specifically, a lifting screw rod 3521 is vertically arranged at a position, close to the top, of the side of the second support seat 352, the lifting screw rod 3521 is connected with the lifting sliding plate 353 through a nut seat, and a lifting adjusting handle 3522 is arranged at the end of the lifting screw rod 3521.
The lifting slide 353 is provided with a second horizontal guide rail 3533, and the translation slide 354 is slidably arranged on the second horizontal guide rail 3533; specifically, a translation screw rod 3531 is horizontally arranged on the side surface of the lifting sliding plate 353, the translation screw rod 3531 is connected with the translation sliding plate 354 through a nut seat, and a translation adjusting handle 3532 is arranged at the end part of the translation screw rod 3531.
The marking machine 3546 is connected to the translation sled 354 through a second connecting plate 3541, and a marking head 3548 of the marking machine 3546 is disposed toward the workpiece. Specifically, the marking assembly further comprises an angle adjusting screw 3544; an angle adjusting nut 3542 matched with the angle adjusting screw 3544 is arranged at the top of the second connecting plate 3541, and a connecting shaft 3543 is arranged at the bottom of the second connecting plate 3541; one side of the top of the marking machine 3546 is hinged with the connecting shaft 3543 through a hinge seat 3549, and the other side of the top of the marking machine 3546 is provided with a joint bearing 3547; an angle adjusting handle 3545 is arranged at the upper end of the angle adjusting screw rod 3544, the lower end of the angle adjusting screw rod 3544 inclines towards the workpiece direction, and the lower end of the angle adjusting screw rod 3544 sequentially penetrates through the angle adjusting nut 3542 and the second connecting plate 3541 and then is connected with the joint bearing 3547.
The working principle of the marking mechanism is as follows:
positioning and fixing the workpiece hub bearing part by using a positioning chuck, and then driving a sliding plate to move the positioning chuck to a preset position by using a piston rod of a material pulling cylinder; after the positioning chuck is in place, the height of the marking machine, the inclination angle of the marking machine and the distance between the marking machine and a workpiece are accurately adjusted by manually adjusting the lifting adjusting handle, the translation adjusting handle and the angle adjusting handle, so that the marking head of the marking machine can be moved to a preset position to perform marking operation.
Referring to fig. 14 and 15, the three-position synchronous gripper 33 is used for realizing the transfer of the workpiece between the workpiece flaw detection mechanism 38 and the crack detection mechanism 34, between the crack detection mechanism 34 and the marking mechanism, and between the marking mechanism and the workpiece discharging and transferring mechanism 36; specifically, the three-position synchronous gripper 33 comprises a bottom plate 331, a transverse sliding plate 332, a longitudinal sliding plate 333, a first lifting sliding plate 334, a second lifting sliding plate 335 and three grippers 3351; a transverse slide rail 3311 and a transverse pushing cylinder 3312 are arranged on the bottom plate 331; the transverse sliding plate 332 is slidably arranged on the transverse sliding rail 3311 and is connected with a piston rod of a transverse pushing cylinder 3312; the transverse sliding plate 332 is provided with a longitudinal sliding rail 3321 and a longitudinal pushing cylinder 3322; the longitudinal sliding plate 333 is arranged on the longitudinal sliding rail 3321 in a sliding manner and is connected with a piston rod of the longitudinal pushing cylinder 3322; a vertical fixing plate 3331 and a lifting pushing cylinder 3333 are arranged on the longitudinal sliding plate 333, and a first vertical sliding rail 3332 is arranged on the vertical fixing plate 3331; the first lifting slide plate 334 is slidably disposed on the first vertical slide rail 3332 and connected to a piston rod of the lifting pushing cylinder 3333; the first lifting sliding plate 334 is provided with a second vertical sliding rail 3341 and a manual adjusting screw 3342; the second lifting sliding plate 335 is slidably arranged on a second vertical sliding rail 3341 and is connected with a manual adjusting screw 3342 through a nut seat; three grippers 3351 are all connected to the second elevation sled 335.
Referring to fig. 22, the workpiece discharge and transfer mechanism 36 is used to transfer qualified workpieces to a discharge port and unqualified workpieces to an unqualified product storage area 37. Specifically, the workpiece discharging and transferring mechanism 36 includes a discharging platform 361 and a first discharging push rod 362 which are arranged in parallel, one end of the discharging platform 361 is connected with the unqualified product storage area 37, and the other end of the discharging platform 361 is a discharging port; a discharge guide sliding rail 364 is arranged on the first discharge push rod 362, a second discharge push rod 365 is arranged on the discharge guide sliding rail 364 in a sliding manner, and the second discharge push rod 365 is used for transferring the qualified workpieces to a discharge port; the first discharging push rod 362 is connected with a driving air cylinder 363 for transferring the detected unqualified workpieces to the unqualified product storage area 37. Specifically, the reject holding area 37 includes a discharge roller coupled to a discharge platform 361.
The working principle of the detection and marking device is as follows:
the workpiece is pushed to the flaw detection position by a cylinder of the workpiece transverse moving mechanism at the tail end of the tempering incoming material conveying chain. And the flaw detection cylinder drives the flaw detector to descend to finish workpiece flaw detection. The workpiece is moved to a crack detection position by a synchronous gripper, and the position uses 2 sets of electric control linear modules to control the upper, lower, front and rear positions of the tail end probe. And carrying out crack detection on the workpiece by scanning the profile of the workpiece. During detection, a workpiece is clamped by the air chuck on the base. The chuck is connected with the rotating spindle. And is driven by a servo motor. And the workpiece rotates when the crack is detected. And the workpiece is moved to the marking position chuck after passing through the synchronous gripper. The chuck is pulled through a group of cylinders, and the workpiece is displaced to the marking prepositioning position from the gripper discharging position. The marking machine adjusting mechanism uses 2 sets of manual screw adjusting shafts to realize the position adjustment of the marking machine in the vertical and horizontal directions. A set of rotating adjustment shafts. The angle adjustment of the tail end marking pointer is realized. Wherein the fixed plate is hinged with the marking machine through an optical axis. The fixed plate is provided with a rotatable nut, the screw rod penetrates through the nut, and one end of the screw rod is connected with a joint bearing. The joint bearing is connected with the fixed plate of the marking machine, and the angle of the marking machine is adjusted by adjusting the handle at the other end of the screw rod. After marking, the workpiece is pushed back to the gripper position. And moving to a blanking position through the synchronous gripper. According to different qualities of workpieces, the workpieces are pushed to a discharge port by a discharge cylinder or pushed to a unqualified product storage area by a unqualified port pushing cylinder.
In the description of the specification, reference to the description of "one embodiment", "preferably", "an example", "a specific example" or "some examples", etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention, and schematic representations of the terms in this specification do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The present invention is not limited to the above-described embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements are also considered to be within the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (9)
1. The utility model provides an transfer machine equipment for wheel hub bearing quenching and tempering, includes consecutive response quenching equipment (1), tempering conveying mechanism (2) and detects and beat mark device (3), its characterized in that:
the induction quenching equipment (1) comprises a feeding and storing mechanism (11) and an induction quenching mechanism which are adjacently arranged; the feeding and storing mechanism (11) comprises a feeding chain (111) and at least two buffer chains (112) which are arranged in parallel, and the feeding chain (111) and the buffer chains are opposite in conveying direction; the induction quenching mechanism comprises a rotary workbench (12), a load part (13), a first synchronous gripper (14) and a second synchronous gripper (15); the load component (13) is arranged beside the rotary workbench (12) through a load mounting rack (131); a quenching turntable (121) is arranged on the rotary worktable (12), and a feeding station (122), a detection station (123), a quenching station (124), a cleaning station (125) and a discharging station (126) are sequentially arranged on the quenching turntable (121) along the circumferential direction; a cleaning mechanism (16) is arranged below the first synchronous gripper (14), the first synchronous gripper (14) is used for transferring the workpiece on the feeding chain (111) to the cleaning mechanism (16) for cleaning, and transferring the cleaned workpiece to the feeding station (122); another cleaning mechanism (16) is arranged below the second synchronous gripper (15), and the second synchronous gripper (15) is used for transferring the workpiece on the blanking station (126) to the cleaning mechanism (16) for cleaning and transferring the cleaned workpiece out of the cleaning mechanism (16);
the tempering conveying mechanism (2) comprises a tempering base (21) and a tempering conveying chain (211) arranged on the tempering base (21), and the tempering conveying chain (211) is sequentially provided with a quenching unqualified product rejecting mechanism (22), at least one tempering inductor (23) and a cooling spraying mechanism (24) along the conveying direction; the quenching unqualified product rejecting mechanism (22) is arranged at the feeding end of the tempering conveying chain (211) and is used for pushing out the quenching unqualified workpieces on the tempering conveying chain (211); the tempering inductor (23) is used for tempering and heating the workpieces on the tempering conveying chain (211); the cooling spraying mechanism (24) is used for cooling the tempered and heated workpiece;
the detection and marking device (3) comprises a tempering incoming material conveying chain (31), a crack detection mechanism (34), a marking mechanism (35), a three-position synchronous gripper (33), a workpiece feeding and transshipping mechanism (32), an unqualified product storage area (37), a workpiece discharging and transshipping mechanism (36) and a workpiece flaw detection mechanism (38);
the tempering incoming material conveying chain (31) is used for conveying the tempered workpiece to the workpiece feeding and transferring mechanism (32);
the workpiece feeding and transferring mechanism (32) is used for transferring the workpiece to the workpiece flaw detection mechanism (38);
the workpiece flaw detection mechanism (38) is used for carrying out flaw detection on the workpiece;
the crack detection mechanism (34) is used for detecting cracks of the workpiece;
the marking mechanism is used for marking a workpiece;
the three-position synchronous gripper (33) is used for realizing the transfer of the workpiece between the workpiece flaw detection mechanism (38) and the crack detection mechanism (34), between the crack detection mechanism (34) and the marking mechanism, and between the marking mechanism and the workpiece discharging and transferring mechanism (36);
the workpiece discharging and transshipping mechanism (36) is used for transferring the workpieces which are qualified in detection to the discharging port and transferring the workpieces which are unqualified in detection to the unqualified material storage area (37).
2. The automated line apparatus of claim 1, wherein: five sets of clamps are arranged on the quenching turntable (121), and all the clamps are uniformly distributed along the circumferential direction of the quenching turntable (121) and respectively correspond to a feeding station (122), a detection station (123), a quenching station (124), a cleaning station (125) and a discharging station (126) on the quenching turntable (121).
3. The automated line apparatus of claim 1, wherein: the cleaning mechanism (16) comprises a shell cover (161) and two square water sprayers (164); the shell cover (161) is of an open structure, a supporting column (163) is connected to the bottom of the shell cover (161), and a stretching platform (167) is arranged on one side, facing the rotary workbench (12), of the shell cover (161); a disc supporting seat (162) is arranged in the shell cover (161), and a drainage groove (166) is formed in the end face of the disc supporting seat (162); the two square water sprayers (164) are respectively and oppositely arranged on the inner side wall of the shell cover (161) through the water sprayer support (165).
4. The automated line apparatus of claim 1, wherein: the quenching unqualified product rejection mechanism (22) comprises a storage box (221), a conveying roller (222), a material pushing plate (224) and a material pushing guide rail (223); the material storage box (221) is arranged beside the tempering base (21) and is used for storing the quenched unqualified workpiece; one end of the conveying roller (222) is connected with the material storage box (221), and the other end of the conveying roller (222) is connected with the tempering conveying chain (211); the material pushing guide rail (223) is arranged above the tempering conveying chain (211), and the material pushing plate (224) is in sliding connection with the material pushing guide rail (223) and is used for pushing the work pieces which are quenched and unqualified on the tempering conveying chain (211) to the conveying roller (222).
5. The automated line apparatus of claim 1, wherein: the cooling spraying mechanism (24) comprises a spraying cover (241) arranged on the tempering conveying chain (211) in a crossing mode, a hollow water box (245) is arranged at the top of the spraying cover (241), a water inlet (246) communicated with the inside of the water box (245) is formed in the top of the water box (245), a water outlet plate (243) is arranged at the bottom of the water box (245), and a plurality of water outlets communicated with the inside of the water box (245) are distributed in the water outlet plate (243); a water distribution plate (244) is arranged in the water box (245) and is used for uniformly distributing water flowing in from the water inlet (246) to the water outlets; and the feeding side and the discharging side of the spraying cover (241) are respectively provided with a water retaining curtain (242).
6. The automated line apparatus of claim 1, wherein: the three-position synchronous gripper (33) comprises a bottom plate (331), a transverse sliding plate (332), a longitudinal sliding plate (333), a first lifting sliding plate (334), a second lifting sliding plate (335) and three grippers (3351); a transverse sliding rail (3311) and a transverse pushing cylinder (3312) are arranged on the bottom plate (331); the transverse sliding plate (332) is arranged on the transverse sliding rail (3311) in a sliding manner and is connected with a piston rod of a transverse pushing cylinder (3312); the transverse sliding plate (332) is provided with a longitudinal sliding rail (3321) and a longitudinal pushing cylinder (3322); the longitudinal sliding plate (333) is arranged on the longitudinal sliding rail (3321) in a sliding mode and is connected with a piston rod of the longitudinal pushing cylinder (3322); a vertical fixing plate (3331) and a lifting pushing cylinder (3333) are arranged on the longitudinal sliding plate (333), and a first vertical sliding rail (3332) is arranged on the vertical fixing plate (3331); the first lifting sliding plate (334) is arranged on the first vertical sliding rail (3332) in a sliding manner and is connected with a piston rod of a lifting pushing cylinder (3333); the first lifting sliding plate (334) is provided with a second vertical sliding rail (3341) and a manual adjusting screw rod (3342); the second lifting sliding plate (335) is slidably arranged on a second vertical sliding rail (3341) and is connected with a manual adjusting screw rod (3342) through a nut seat; the three grippers (3351) are all connected with the second lifting sliding plate (335).
7. The automated line apparatus of claim 1, wherein: the crack detection mechanism (34) comprises a detection assembly and a positioning rotating assembly which are adjacently arranged, and the positioning rotating assembly comprises a first supporting seat (346), a spindle (3471), a motor (3472) and an air chuck (348); the main shaft (3471) vertically penetrates through the first supporting seat (346), and the upper end of the main shaft (3471) is provided with a turntable (347); the air chuck (348) is arranged on the rotary table (347) and is used for positioning and clamping the bottom of a workpiece (349); the motor (3472) is connected with the main shaft (3471) and is used for driving the main shaft (3471) to rotate; the detection assembly comprises a fixed seat (341), a lifting linear module (342), a horizontal linear module (343) and a probe rod (344); the lifting linear module (342) is arranged on the fixed seat (341), and the horizontal linear module (343) is connected with the sliding end of the lifting linear module (342); the probe rod (344) is connected with the sliding end of the horizontal linear module (343) through a first connecting plate (3442), and a probe of the probe rod (344) is arranged towards a workpiece (349).
8. The automated line apparatus of claim 1, wherein: the marking mechanism (35) comprises a translation positioning assembly and a marking assembly which are adjacently arranged, wherein the translation positioning assembly comprises a fixing plate (351), a positioning chuck (3514) and a material pulling cylinder (3515); a first horizontal guide rail (3511) is arranged on the fixing plate (351), and a horizontal sliding plate (3513) is arranged on the first horizontal guide rail (3511) in a sliding manner; the positioning chuck (3514) is arranged on the horizontal sliding plate (3513) and is used for clamping and positioning a workpiece; the material pulling cylinder (3515) is connected with the fixing plate (351) through a connecting seat (3512), and a piston rod of the material pulling cylinder (3515) is connected with the horizontal sliding plate (3513) through a connecting block (3516) and used for driving the horizontal sliding plate (3513) to slide along the first horizontal guide rail (3511);
the marking assembly comprises a second supporting seat (352), a lifting sliding plate (353), a translation sliding plate (354) and a marking machine (3546); the second supporting seat (352) is provided with a vertical guide rail (3523), and the lifting sliding plate (353) is arranged on the vertical guide rail (3523) in a sliding mode; the lifting sliding plate (353) is provided with a second horizontal guide rail (3533), and the translation sliding plate (354) is arranged on the second horizontal guide rail (3533) in a sliding mode; the marking machine (3546) is connected with the translation sliding plate (354) through a second connecting plate (3541), and a marking head (3548) of the marking machine (3546) is arranged towards the workpiece;
the marking mechanism further comprises an angle adjusting screw (3544); an angle adjusting nut (3542) matched with the angle adjusting screw rod (3544) is arranged at the top of the second connecting plate (3541), and a connecting shaft (3543) is arranged at the bottom of the second connecting plate (3541); one side of the top of the marking machine (3546) is hinged with the connecting shaft (3543) through a hinge seat (3549), and the other side of the top of the marking machine (3546) is provided with a joint bearing (3547); an angle adjusting handle (3545) is arranged at the upper end of the angle adjusting screw rod (3544), the lower end of the angle adjusting screw rod (3544) inclines towards the workpiece direction, and the lower end of the angle adjusting screw rod (3544) sequentially penetrates through an angle adjusting nut (3542) and a second connecting plate (3541) and then is connected with a joint bearing (3547).
9. The automated line apparatus of claim 1, wherein: the workpiece discharging and transshipping mechanism (36) comprises a discharging platform (361) and a first discharging push rod (362) which are arranged in parallel, one end of the discharging platform (361) is connected with the unqualified product storage area (37), and the other end of the discharging platform (361) is a discharging hole; a discharging guide sliding rail (364) is arranged on the first discharging push rod (362), a second discharging push rod (365) is arranged on the discharging guide sliding rail (364) in a sliding mode, and the second discharging push rod (365) is used for transferring the qualified workpieces to a discharging port; the first discharging push rod (362) is connected with a driving air cylinder (363) and used for transferring the detected unqualified workpieces to an unqualified product storage area (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201911073806.2A CN110607431B (en) | 2019-11-06 | 2019-11-06 | Automatic line equipment for quenching and tempering hub bearings |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911073806.2A CN110607431B (en) | 2019-11-06 | 2019-11-06 | Automatic line equipment for quenching and tempering hub bearings |
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| Publication Number | Publication Date |
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| CN110607431A true CN110607431A (en) | 2019-12-24 |
| CN110607431B CN110607431B (en) | 2024-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911073806.2A Active CN110607431B (en) | 2019-11-06 | 2019-11-06 | Automatic line equipment for quenching and tempering hub bearings |
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