CN113172417B - Thrust wheel assembly production line - Google Patents
Thrust wheel assembly production line Download PDFInfo
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- CN113172417B CN113172417B CN202110501422.7A CN202110501422A CN113172417B CN 113172417 B CN113172417 B CN 113172417B CN 202110501422 A CN202110501422 A CN 202110501422A CN 113172417 B CN113172417 B CN 113172417B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
- B23P21/004—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed
- B23P21/006—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed the conveying means comprising a rotating table
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Abstract
The invention discloses a supporting wheel assembly production line, belongs to the technical field of supporting wheel processing, and aims to overcome the defects of low production efficiency and high labor intensity of the existing production line. The production line comprises a wheel body cleaning machine, a wheel body conveying line, a lining press-fitting device, a wheel body floating seal press-fitting device, a wheel shaft assembly device, a sealing ring assembly device, an end cover floating seal press-fitting device, an end cover assembly device, an oiling and leak detection machine, a running-in machine, a blanking station, a first robot, a second robot and an electric control cabinet.
Description
Technical Field
The invention belongs to the technical field of machining of thrust wheels, and relates to a thrust wheel assembly production line.
Background
The existing assembly equipment and process flow for assembling the thrust wheels are all in scattered assembly operation, at least 7-9 operators are needed, and a lot of carrying time is consumed, so that the labor intensity is high, the production efficiency is low, and the production cost is high.
Disclosure of Invention
The invention provides a supporting wheel assembly production line aiming at the problems of the prior art, and aims to overcome the defects of low production efficiency and high labor intensity of the existing production line.
The invention is realized in the following way:
the utility model provides a thrust wheel assembly line which characterized in that includes:
the wheel body cleaning machine is used for cleaning the wheel body;
the wheel body conveying line is used for conveying the wheel body;
a bushing press-fitting device for fitting the bushing to the wheel body;
the wheel body floating seal press-fitting device is used for floating-sealing and fitting the wheel body on the wheel body;
axle assembly means for assembling the axle to the wheel body;
the sealing ring assembling device is used for assembling the sealing ring onto the wheel shaft;
the end cover floating seal press-fitting device is used for floating seal-fitting the end cover onto the end cover;
end cap assembly means for assembling the end caps to the wheel body;
the oiling leakage detection machine is used for filling wheel lubricating oil into the wheel body and testing whether oil leakage exists or not;
the running-in machine is used for carrying out running-in test on the thrust wheel;
the blanking station is used for blanking the assembled thrust wheel;
the first robot is used for clamping the wheel body and then moving or overturning the wheel body, and the bushing press-fitting device and the wheel body conveying line are positioned in the working range of the first robot;
the second robot is used for clamping and moving the bolt or the end cover, and the end cover floating sealing and pressing device and the end cover assembling device are positioned in the working range of the second robot;
and the electric control cabinet is used for controlling the production line to work cooperatively.
Preferably, the wheel body cleaning machine is provided with an object sensor, a feeding conveying truss is arranged between the wheel body conveying line and the wheel body cleaning machine, the object sensor and the feeding conveying truss are connected with the electric control cabinet, and the feeding conveying truss can convey the wheel body from the wheel body cleaning machine to the wheel body conveying line.
Preferably, the bushing press-fitting device comprises a bushing press-fitting machine and a bushing bin, wherein a bushing carrying truss is arranged between the bushing press-fitting machine and the bushing bin, the bushing bin comprises a circulating chain, a guide rod fixed on the circulating chain and a carrying disc sliding up and down along the guide rod, and a driving mechanism capable of jacking up the carrying disc is arranged at a discharging position of the bushing bin; the bushing press comprises a pressing plate and a pressure sensor arranged on the pressing plate, and the bushing press is further provided with a displacement sensor for detecting the moving distance of the pressing plate.
Preferably, an inner diameter detection device is arranged in the working area of the first robot, the inner diameter detection device comprises an electric cylinder, and a micrometer is arranged on a cylinder rod of the electric cylinder.
Preferably, the wheel body floating seal press-mounting device comprises a first pressing block capable of lifting, a wheel body floating seal bin, a wheel body floating seal press-mounting mechanism, a wheel body floating seal detection mechanism and a wheel body floating seal truss positioned between the wheel body floating seal bin and the wheel body floating seal press-mounting mechanism; the first pressing block is positioned above the wheel body conveying line and driven by the driving mechanism to realize lifting; the wheel body floating seal bin comprises a rotary table, a guide rod fixed on the rotary table and a carrying disc sliding up and down along the guide rod, and a driving mechanism capable of jacking up the carrying disc is arranged at a discharging position of the wheel body floating seal bin; the wheel body floating seal pressing mechanism comprises a driving mechanism and a pressing disc; the wheel body floating seal detection mechanism comprises a detection disc and a driving mechanism for driving the detection disc to axially move, and a plurality of pressure sensors are arranged on the detection disc.
Preferably, the working area of the second robot is provided with an axle end cover conveying line, the axle assembling device comprises an axle transition table, the axle transition table is located in the working area of the second robot and comprises a circumferential rotating mechanism, an axial moving mechanism and a positioning mechanism, the circumferential rotating mechanism and the axial moving mechanism drive an axle to adjust positions, and the positioning mechanism is used for detecting the position conditions of the axle.
Preferably, the wheel axle assembly device comprises a second pressing block which can be lifted, the second pressing block is positioned above the wheel body conveying line, and a wheel axle truss is arranged between the second pressing block and the wheel axle transition table; the sealing ring assembling device comprises a vibration feeder and a third pressing block, wherein the third pressing block is located above the wheel shaft conveying line, and a sealing ring truss is arranged between the vibration feeder and the third pressing block.
Preferably, the end cover floating seal press-mounting device comprises an end cover floating seal storage bin, an end cover floating seal press-mounting machine, a station turntable and an end cover floating seal detection mechanism, wherein a plurality of stations are arranged on the station turntable.
Preferably, the end cover assembly device comprises a bolt feeding mechanism, an end cover transfer mechanism and a pin beating mechanism; the end cover transfer mechanism comprises a driving mechanism, a telescopic rod and a bearing shaft arranged on the telescopic rod, the bearing shaft is axially movably connected relative to the telescopic rod, an elastic piece is arranged between the bearing shaft and the telescopic rod, and the outer end of the bearing axial telescopic rod is moved by the elasticity of the elastic piece; the pin beating mechanism comprises a pin beating platform moving along with the telescopic rod, a driving mechanism arranged on the pin beating platform and a push rod arranged on the driving mechanism, wherein the pin beating platform is provided with a pin beating hole.
Preferably, the unloading station includes that the work of passing through unloading is said and the work of failing is said, unloading station and running-in machine are located the both sides of wheel body transfer chain, set up the thrust wheel truss between running-in machine and the unloading station.
The production control method of the thrust wheel is characterized by comprising the following steps of:
the wheel body is cleaned by a wheel body cleaning machine;
the electric control cabinet controls the first robot to move the wheel body after cleaning to the bushing press-fitting device, and the bushing press-fitting device mounts the bushing on the wheel body;
the electronic control cabinet controls the first robot to move the wheel body with the bush mounted onto a wheel body conveying line, the wheel body conveying line conveys the wheel body to a position corresponding to a wheel body floating seal pressing device, and the wheel body floating seal pressing device is used for mounting the wheel body floating seal onto the wheel body and detecting the mounting state of the wheel body floating seal;
the electric control cabinet controls the wheel body conveying line to convey the wheel body with the mounted wheel body floating seal to the corresponding position of the wheel shaft assembly device, and the wheel shaft assembly device mounts the wheel shaft on the wheel body;
the wheel body conveying line conveys the wheel body provided with the wheel shaft to a corresponding position of the sealing ring assembling device, and the sealing ring assembling device assembles the sealing ring onto the wheel shaft;
the electronic control cabinet controls the second robot to grasp the end cover and place the end cover on the end cover floating seal pressing device, and the end cover floating seal pressing device is used for floating seal mounting the end cover on the end cover;
the wheel body conveying line conveys the wheel body provided with the sealing ring to a corresponding position of the end cover assembling device, the second robot moves the end cover provided with the end cover float seal to the end cover assembling device, and the end cover assembling device is used for matching the end cover with the wheel body and plugging the end cover with a bolt;
the wheel body conveyor line conveys the wheel body with the mounted end cover to the corresponding position of the oiling side leakage machine, and the oiling side leakage machine is operated to carry out oiling on the wheel body and detect whether oil leakage exists or not;
and the wheel body conveying line conveys the thrust wheel with the oil injection completed to the corresponding position of the running-in machine, the thrust wheel is placed on the running-in machine for running-in test, and the thrust wheel with the running-in test completed is placed in the blanking station.
The supporting wheel assembly production line provided by the invention is convenient for realizing the automation of supporting wheel assembly, reduces the labor intensity and improves the production efficiency.
Drawings
FIG. 1 is a schematic view of a first angle structure of a production line;
FIG. 2 is a schematic view of a second angle structure of the production line;
FIG. 3 is an enlarged view of portion A of FIG. 1;
FIG. 4 is an enlarged view of part B of FIG. 2;
FIG. 5 is an enlarged view of part C of FIG. 2;
FIG. 6 is an enlarged view of portion D of FIG. 2;
FIG. 7 is an enlarged view of portion E of FIG. 2;
FIG. 8 is an enlarged view of a portion F of FIG. 2;
FIG. 9 is an enlarged view of part G of FIG. 2;
FIG. 10 is an enlarged view of portion H of FIG. 2;
FIG. 11 is a schematic structural view of an end cap assembly device;
FIG. 12 is an enlarged view of part I of FIG. 11;
FIG. 13 is a schematic structural view of an end cap transfer mechanism and a pinning mechanism;
fig. 14 is a partial schematic structural view of the end cap transfer mechanism and the pinning mechanism.
The drawings are marked with the following description: 100. wheel body cleaning machine; 110. feeding and carrying trusses; 200. a wheel body conveying line; 300. a bushing press-fitting device; 310. a bushing press-fitting machine; 311. a pressing plate; 320. a bushing bin; 321. a circulation chain; 322. a guide rod; 323. a carrier plate; 330. carrying trusses by using bushings; 340. an oil box; 400. the wheel body floats and seals the press-fitting device; 410. a first briquette; 420. the wheel body floats and seals the feed bin; 430. the wheel body floats and seals the press-fitting mechanism; 431. a pressure plate; 440. wheel body floating seal detection mechanism; 450. wheel body floating sealing truss; 500. axle assembly device; 510. a wheel axle transition table; 511. a circumferential rotation mechanism; 512. an axial movement mechanism; 520. axle truss; 600. a seal ring assembly device; 610. vibrating the feeder; 700. the end cover float sealing and pressing device; 710. the end cover floats and seals the storage bin; 720. an end cover floating seal press-fitting machine; 730. a station turntable; 731. a feed station; 732. a press-fitting station; 733. detecting a station; 734. a discharging station; 740. an end cover floating seal detection mechanism; 800. an end cap assembly device; 810. a bolt feeding mechanism; 811. a feeding table; 812. a feed chute; 813. a bottom plate; 814. a side plate; 815. an inner baffle; 816. an outer baffle; 817. a relief groove; 820. an end cover transfer mechanism; 821. a telescopic rod; 822. a bearing shaft; 830. a pin striking mechanism; 831. a pin hitting platform; 832. a push rod; 833. an end cover positioning seat; 834. a positioning driving mechanism; 835. a connecting seat; 836. a positioning pin; 837. a connecting plate; 900. oiling side leakage machine; 910. a backup plate; 1000. a running-in machine; 1100. a blanking station; 1110. a thrust wheel truss; 1200. a first robot; 1300. a second robot; 1400. an electric control cabinet; 1500. an inner diameter detection device; 1600. axle end cover conveying lines; 1700. a wheel body; 1800. an end cap; 1900. a wheel axle; 2000. a bolt.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, so that the technical scheme of the present invention can be understood and mastered more easily. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The embodiment provides a thrust wheel assembly line, as shown in fig. 1-2, including: wheel washing machine 100 for washing wheel 1700; wheel body conveyor line 200 for transporting wheel body 1700; a bushing press-fit device 300 for fitting the bushing to the wheel 1700; wheel body float seal press fitting means 400 for float-sealing the wheel body to the wheel body; axle assembly means 500 for assembling axle 1900 to the wheel body; a seal ring assembly 600 for assembling a seal ring to the axle 1900; an end cap float seal press 700 for float sealing the end cap to the end cap 1800; end cap assembly means 800 for assembling the end caps to the wheel body; the oiling leakage detection machine is used for filling wheel lubricating oil into the wheel body and testing whether oil leakage exists or not; the running-in machine 1000 is used for running-in test of the thrust wheel; the blanking station 1100 is used for blanking the assembled thrust wheel; the first robot 1200 is configured to clamp the wheel body and then move or turn over the wheel body, and the bushing press-fitting device 300 and the wheel body conveying line 200 are located within a working range of the first robot 1200; the second robot 1300 is used for clamping and moving the bolt or the end cover 1800, the second robot comprises two pairs of clamping jaws for clamping the end cover and two pairs of clamping jaws for clamping the bolt and the axle 1900, and the end cover floating seal press device 700 and the end cover assembly device 800 are positioned in the working range of the second robot 1300; the electric control cabinet 1400 is used for controlling the production line to work cooperatively. Both the first robot 1200 and the second robot 1300 are six-axis robots, and the wheel body conveyor line 200 is partially a double-speed chain conveyor line. The related driving mechanisms are all servo motors.
As shown in fig. 2 and 4, an object sensor is disposed on the wheel body cleaning machine 100, a feeding and carrying truss 110 is disposed between the wheel body conveying line 200 and the wheel body cleaning machine 100, the object sensor and the feeding and carrying truss 110 are both connected with the electric control cabinet 1400, and the feeding and carrying truss 110 can carry the wheel body from the wheel body cleaning machine 100 to the wheel body conveying line 200. The wheel body cleaning machine 100 comprises a cleaning main body and a transmission belt, wherein the cleaning main body is provided with an output port, an object sensor is arranged at the output port, when the wheel body is cleaned, the wheel body is conveyed to the outside of the cleaning main body from the output port through the transmission belt, when the wheel body passes through the output port, the object sensor detects that the wheel body passes through and transmits signals to the electric control cabinet 1400, the electric control cabinet 1400 controls the feeding carrying truss 110 to operate, the feeding carrying truss 110 is provided with a transverse driving mechanism, a vertical driving mechanism and a clamping driving mechanism, the electric control cabinet 1400 controls the three driving mechanisms to clamp the wheel body to the wheel body conveying line 200, and the wheel body conveying line 200 conveys the wheel body to a working area of the first robot 1200.
As shown in fig. 2 and 5, the bushing press-fitting device 300 includes a bushing press-fitting machine 310 and a bushing bin 320, a bushing carrying truss 330 is disposed between the bushing press-fitting machine 310 and the bushing bin 320, the bushing bin 320 includes a circulation chain 321, a guide rod 322 fixed on the circulation chain 321, and a carrying tray 323 sliding up and down along the guide rod 322, and a driving mechanism capable of lifting up the carrying tray 323 is disposed at a discharge position of the bushing bin 320; the bushing press 310 includes a pressing plate 311 and a pressure sensor located on the pressing plate 311, and a displacement sensor is further disposed on the bushing press 310 to detect a moving distance of the pressing plate 311. The bushing press-fitting device 300 comprises an oil box 340, wherein an opening of the oil box 340 is upward, and the lower end part of the oil box 340 is funnel-shaped, so that oil is conveniently replaced by oil drain. The operator places the liner on the liner magazine 320 and the liner handling truss 330 moves the liner at the discharge level to the oil pan 340 for immersion and then to the liner press 310. According to different models of wheel body, the moving distance of the pressing plate 311 of the bushing press-fitting machine 310 is adjusted, after the displacement sensor detects that the pressing plate 311 moves by a preset distance, a signal is transmitted to the electric control cabinet 1400, the electric control cabinet 1400 controls a driving mechanism for driving the pressing plate to stop working, a pressure sensor is arranged on the pressing plate and used for detecting whether the bushing is installed in place, after the bushing is installed in place, the electric control cabinet 1400 controls the pressing plate to move upwards, then the first robot 1200 is controlled to overturn the wheel body, and the bushing press-fitting operation is performed on the other end of the wheel body. When the lining of the material discharging position is removed by one, the corresponding driving mechanism can move the carrying disc 323 upwards by the distance of one lining, so that the lining carrying truss 330 is convenient to grasp the lining at the uppermost end of the material discharging position, when the lining of the material discharging position is used up, the corresponding carrying disc descends to return, the electric control cabinet 1400 controls the circulating chain 321 to rotate, so that the other material storing position filled with the lining is moved to the material discharging position, an operator can feed the material once, more weight wheels can be produced, the labor intensity is reduced, the operators can be reduced, and the production efficiency is improved.
As shown in fig. 2, an inner diameter detection device 1500 is disposed in the working area of the first robot 1200, and the inner diameter detection device 1500 includes an electric cylinder, and a micrometer is disposed on a cylinder rod of the electric cylinder. The wheel 1700, which has been subjected to sample grabbing and bushing assembly by the first robot 1200, is placed in the inner diameter detection device 1500, and the electric cylinder drives the micrometer to detect the inner diameter of the wheel. The first robot 1200 places the wheel body with the bush assembled or the wheel body with the inner diameter detected on the wheel body conveying line 200, and the wheel body conveying line 200 conveys the wheel body to the corresponding position of the wheel body floating seal press-fitting device 400.
As shown in fig. 6 and 7, the wheel floating seal pressing device 400 includes a first pressing block 410 capable of lifting, a wheel floating seal bin 420, a wheel floating seal pressing mechanism 430, a wheel floating seal detecting mechanism 440, and a wheel floating seal truss 450 located between the wheel floating seal bin 420 and the wheel floating seal pressing mechanism 430; the first pressing block 410 is positioned above the wheel body conveying line 200, and the first pressing block 410 is driven by a driving mechanism to realize lifting; the wheel body floating seal bin 420 comprises a rotary table, a guide rod 322 fixed on the rotary table and a carrying disc sliding up and down along the guide rod 322, and a driving mechanism capable of jacking up the carrying disc is arranged at a discharging position of the wheel body floating seal bin 420; the wheel body floating seal pressing mechanism 430 comprises a driving mechanism and a pressure plate 431; the wheel floating seal detection mechanism 440 comprises a detection disc and a driving mechanism for driving the detection disc to axially move, wherein a plurality of pressure sensors are arranged on the detection disc. When the wheel body conveying line 200 conveys the wheel body to the position right below the first pressing block 410, the corresponding driving mechanism drives the first pressing block 410 to press the wheel body downwards so that the wheel body cannot move, the operator places the wheel body floating seal on the wheel body floating seal bin 420, and the corresponding driving mechanism drives the turntable to rotate so that the station with the wheel body floating seal rotates to the discharging position. The wheel body floating seal truss 450 comprises a beam track, a vertical track capable of being transversely and slidably installed on the beam track, a rotating seat capable of being vertically and slidably installed on the vertical track, a rotating head capable of being rotatably installed on the rotating seat, a clamping jaw installed on the rotating head and used for clamping wheel body floating seal, after the wheel body floating seal truss 450 grabs the wheel body floating seal, after alcohol is soaked in alcohol through an alcohol tank, a corresponding driving mechanism drives the rotating head to rotate 90 degrees, the central axis of the wheel body floating seal is parallel to the central axis of the wheel body transversely on the wheel body conveying line 200, the clamping jaw is controlled to vertically and transversely move so as to preassemble the wheel body floating seal on the wheel body, the clamping jaw is removed, a driving pressure disk 431 is used for pressing the wheel body floating seal on the wheel body, after the wheel body floating seal is assembled on one end of the wheel body, the first pressing block 410 moves upwards, the wheel body is controlled to overturn, the other end of the wheel body is installed in a floating seal detection mode through a floating seal detection mechanism 440, whether the wheel body floating seal is installed in place or not is judged according to the pressure detection condition of a plurality of pressure sensors during detection, the wheel body floating seal is installed in place or not, the other end needs to be installed in a state after the wheel body floating seal is installed in place, and the state is required to be detected. The wheel body after the wheel body floating seal installation is conveyed to the position of the wheel shaft assembly device 500 through the wheel body conveying line 200.
In addition, as shown in fig. 2 and 8, the working area of the second robot 1300 is provided with an axle end cover conveying line 1600, the axle assembling device 500 includes an axle transition table 510, the axle transition table 510 is located in the working area of the second robot 1300, the axle transition table 510 includes a circumferential rotation mechanism 511, an axial movement mechanism 512, and a positioning mechanism, the circumferential rotation mechanism 511 and the axial movement mechanism 512 drive the axle adjusting position, and the positioning mechanism is used for detecting the axle position condition. The operating personnel place shaft and end cover 1800 in shaft end cover transfer chain 1600, in the work area of shaft end cover transfer chain 1600 with the shaft transport to second robot 1300, second robot 1300 centre gripping shaft is arranged in shaft transition platform 510, the circumference slewing mechanism 511 of shaft transition platform 510 includes regulating wheel and corresponding actuating mechanism, shaft and regulating wheel contact, actuating mechanism drive regulating wheel rotates and makes the shaft rotate, make epaxial bolt hole vertical, detect the bolt hole when positioning mechanism has vertical, give automatically controlled cabinet 1400 signal, automatically controlled cabinet 1400 control regulating wheel stop rotation, realize the preliminary location of bolt hole, the follow-up bolt 2000 of being convenient for is installed. The positioning mechanism may be an infrared device. The axial movement mechanism 512 can push the axle to move axially, ensuring that the pin holes can be aligned with the detection of the positioning mechanism.
As shown in fig. 2 and 9, the axle assembling device 500 includes a second pressing block capable of lifting, the second pressing block is located above the wheel body conveying line 200, and an axle truss 520 is disposed between the second pressing block and the axle transition table 510; the seal ring assembling device 600 comprises a vibration feeder 610 and a third pressing block, wherein the third pressing block is located above the wheel axle conveying line, and a seal ring truss is arranged between the vibration feeder 610 and the third pressing block. After the wheel body is transported to the corresponding position of the wheel shaft assembly device 500 by the wheel body conveying line 200, the electric control cabinet 1400 controls the second pressing block to descend to press down the wheel body, the wheel shaft truss 520 clamps the wheel shaft positioned on the wheel shaft transition table 510 and inserts the wheel shaft into the wheel body, and then the second pressing block loosens the wheel body.
The wheel body conveying line 200 further conveys the wheel body with the wheel shaft installed to the corresponding position of the sealing ring assembling device 600, the third pressing block presses the wheel body, and the sealing ring truss clamps and sleeves the sealing ring on the discharging position of the vibrating feeder 610 on the wheel shaft. After the third pressing block releases the wheel body, the wheel body conveying line 200 continues to convey the wheel body to the corresponding position of the end cover assembly device 800.
As shown in fig. 2 and 10, the end cover floating seal press 700 includes an end cover floating seal storage bin 710, an end cover floating seal press 720, a station turntable 730, and an end cover floating seal detection mechanism 740, where the station turntable 730 is provided with a plurality of stations. The station turntable 730 of this embodiment has five stations, including a feeding station 731, a press-fitting station 732, a standby station, a detection station 733 and a discharge station 734, the axle end cover conveyor line 1600 conveys the end cover to the working area of the second robot 1300, the second robot 1300 clamps the end cover to place the feeding station 731, the driving mechanism corresponding to the control station turntable 730 drives the station turntable 730 to rotate, the feeding station 731 becomes the press-fitting station 732, the end cover floating and carrying truss grabs the end cover from the end cover floating and storing bin 710 to float and infiltrate alcohol, then place the end cover on the end cover, the end cover floating and pressing machine 720 presses the end cover into the end cover, then becomes the detection station 733, the end cover floating and sealing detection mechanism 740 detects the floating and sealing condition, the pressing and detection principle of the end cover floating and sealing with the wheel body are consistent, then enters the discharge station 734, and the end cover after the end cover floating and sealing and pressing on the discharge station 734 is carried to the end cover assembling device 800 by the second robot 1300.
As shown in fig. 2 and 11-14, the end cap assembly device 800 includes a pin feed mechanism 810, an end cap transfer mechanism 820, and a pinning mechanism 830; the end cover transfer mechanism 820 comprises a driving mechanism, a telescopic rod 821 and a bearing shaft 822 arranged on the telescopic rod 821, wherein the bearing shaft 822 is axially movably connected relative to the telescopic rod 821, an elastic piece is arranged between the bearing shaft 822 and the telescopic rod 821, the elastic piece adopts a spring, and the elastic force of the elastic piece enables the bearing shaft 822 to move towards the outer end of the telescopic rod 821; the pin punching mechanism 830 includes a pin punching table 831 moving along with the telescopic rod 821, a driving mechanism installed on the pin punching table 831, and a push rod 832 installed on the driving mechanism, where the pin punching table 831 has a pin punching hole.
The end cap assembling device 800 includes a pair of pin inserting and feeding mechanisms 810, an end cap transferring mechanism 820 and a pin beating mechanism 830 for simultaneously assembling the end caps on both ends of the wheel body.
As shown in fig. 11, the pin feeding mechanism 810 includes a feeding table 811, and a feeding groove 812 is provided on the feeding table 811, and a bottom wall of the feeding groove 812 is inclined downward from a feeding end to a discharging end. The operator places the pin 2000 into the chute 812 and the pin 2000 can roll along the chute 812 from the end Wang Chuliao.
As shown in fig. 11 and 12, the discharge end of the feeding table 811 is provided with an outer baffle 816 and an inner baffle 815, a gap for accommodating a bolt is provided between the outer baffle 816 and the inner baffle 815, and a relief groove 817 is provided on the outer baffle 816 and the inner baffle 815. So that the jaws of the second robot 1300 can grip the latch through the relief slots 817 and place the latch on the latch station 831.
As shown in fig. 12, a driving mechanism for lifting up the latch is provided at the discharge end of the feeding table 811. After the latch is jacked up, the second robot 1300 is facilitated to clamp the latch.
As shown in fig. 11, the feeding stage 811 includes a bottom plate 813 and a side plate 814, the bottom plate 813 and the side plate 814 respectively constitute a bottom wall and a side wall of the feeding tank 812, and the side plate 814 is adjustably fixed to the bottom plate 813. The side plate 814 has a bar hole, and the side plate 814 is fixed to the bottom plate 813 by a screw passing through the bar hole, and the position of the side plate 814 can be moved according to the length of the latch, keeping the width of the feed chute 812 suitable for the latch.
As shown in fig. 13 and 14, the pin punching table 831 is provided with an end cover positioning seat 833 and a positioning driving mechanism 834, the end cover positioning seat 833 is provided with a positioning hole, the positioning driving mechanism 834 is provided with a connecting seat 835, the connecting seat 835 is provided with a positioning pin 836, the positioning pin 836 penetrates into the positioning hole, and the positioning driving mechanism 834 drives the connecting seat 835 to move up and down so that the positioning pin 836 moves up and down in the positioning hole. When the end cap is placed on the carrier shaft 822, the locating pins 836 are moved downwardly into the end cap on both side mounting holes so that movement of the pinning pads 831 can urge the end cap to move.
As shown in fig. 13, a driving seat is disposed on the telescopic rod 821, and the pinning stand 831 and the driving seat are fixedly connected through a connecting plate 837. The telescopic action of the telescopic rod 821 can realize the movement of the pin beating bench 831, the end cover assembly device 800 further comprises a sliding rail truss, and the pin beating bench 831 is slidably fixed on the sliding rail truss, so that the movement of the pin beating bench 831 is more stable.
Further, an end cover sensor and a bolt sensor are disposed on the pin hitting platform 831, and a displacement sensor is further disposed on the end cover assembly device 800 to detect the displacement of the pin hitting platform 831. When the end cover is assembled, the end cover is firstly arranged on the bearing shaft 822, the end cover sensor detects that the end cover transmits signals to the electric control cabinet 1400, the electric control cabinet 1400 controls the driving mechanism of the end cover transfer mechanism 820 to act, the telescopic rod 821 pushes the pin punching platform 831 and the bearing shaft 822 to move towards the wheel body, when the bearing shaft 822 contacts with the wheel shaft, the bearing shaft 822 does not move any more, the telescopic rod 821 continues to push the pin punching platform 831 to move towards the wheel body, when the corresponding displacement sensor detects that the displacement of the pin punching platform 831 reaches a preset quantity, the telescopic rod 821 stops acting, the second robot 1300 places a bolt on the pin punching platform 831, the bolt sensor detects that the bolt is arranged, the electric control cabinet 1400 controls the pin punching mechanism 830 to act, and the bolt is pushed down through the ejector rod 832 to pass through the pin punching hole and is inserted into the end cover and the wheel body, so that the fixed cooperation of the pin punching platform and the wheel body is realized.
As shown in fig. 1 and 3, the wheel body conveying line 200 conveys the wheel body with the end cover mounted to the corresponding position of the oiling side leakage machine 900, the oiling side leakage machine 900 is operated to perform oiling on the wheel body and detect whether oil leakage exists, when oiling, the bearing plate below the wheel body is inclined, the wheel body leans against the backup plate 910, and the station is manually operated.
The wheel body conveying line 200 conveys the thrust wheel with the oil filled to the corresponding position of the running-in machine 1000, the thrust wheel is placed on the running-in machine 1000 for running-in test, and the thrust wheel with the running-in test is placed in the blanking station 1100. The blanking station 1100 comprises a qualified product blanking channel and a unqualified product blanking channel, the blanking station 1100 and the running-in machine 1000 are positioned on two sides of the wheel body conveying line 200, and a thrust wheel truss 1110 is arranged between the blanking station 1100 and the running-in machine 1000. The thrust wheel truss 1110 firstly carries the thrust wheel from the wheel body conveying line 200 to the running-in machine 1000, and after running-in is finished, the thrust wheel truss 1110 carries the thrust wheel to the qualified product blanking channel or the unqualified product blanking channel according to running-in results.
The production control method of the thrust wheel mainly comprises the following steps:
the wheel body is cleaned by the wheel body cleaning machine 100;
the electric control cabinet 1400 controls the first robot 1200 to move the cleaned wheel body to the bushing press-fitting device 300, and the bushing press-fitting device 300 mounts the bushing to the wheel body;
the electric control cabinet 1400 controls the first robot 1200 to move the wheel body with the bush mounted onto the wheel body conveying line 200, the wheel body conveying line 200 conveys the wheel body to a position corresponding to the wheel body floating seal press device 400, and the wheel body floating seal press device 400 mounts the wheel body floating seal onto the wheel body and detects the mounting state of the wheel body floating seal;
the electric control cabinet 1400 controls the wheel body conveying line 200 to convey the wheel body with the mounted wheel body floating seal to the corresponding position of the wheel shaft assembly device 500, and the wheel shaft assembly device 500 mounts the wheel shaft on the wheel body;
the wheel body conveying line 200 conveys the wheel body with the wheel shaft installed to a corresponding position of the sealing ring assembling device 600, and the sealing ring assembling device 600 assembles the sealing ring onto the wheel shaft;
the electric control cabinet 1400 controls the second robot 1300 to grasp the end cover and place the end cover on the end cover floating seal press device 700, and the end cover floating seal press device 700 floating seal installs the end cover on the end cover;
the wheel body conveying line 200 conveys the wheel body with the sealing ring mounted to the corresponding position of the end cover assembling device 800, the second robot 1300 moves the end cover with the mounted end cover floating seal to the end cover assembling device 800, and the end cover assembling device 800 matches the end cover with the wheel body and inserts pins;
the wheel body conveying line 200 conveys the wheel body with the mounted end cover to a corresponding position of the oiling side leakage machine 900, and the oiling side leakage machine 900 is operated to oiling the wheel body and detect whether oil leaks or not;
the wheel body conveying line 200 conveys the thrust wheel with the oil filled to the corresponding position of the running-in machine 1000, the thrust wheel is placed on the running-in machine 1000 for running-in test, and the thrust wheel with the running-in test is placed in the blanking station 1100.
Claims (8)
1. The utility model provides a thrust wheel assembly line which characterized in that includes:
a wheel body cleaning machine (100) for cleaning the wheel body;
a wheel body conveying line (200) for conveying the wheel body;
a bushing press-fitting device (300) for fitting the bushing to the wheel body;
the wheel body floating seal press-fitting device (400) is used for assembling the wheel body floating seal on the wheel body, and the wheel body floating seal press-fitting device (400) comprises a first pressing block (410), a wheel body floating seal bin (420), a wheel body floating seal press-fitting mechanism (430), a wheel body floating seal detection mechanism (440) and a wheel body floating seal truss (450) which is positioned between the wheel body floating seal bin (420) and the wheel body floating seal press-fitting mechanism (430); the first pressing block (410) is positioned above the wheel body conveying line (200), and the first pressing block (410) is driven by the driving mechanism to realize lifting; the wheel body floating seal bin (420) comprises a rotary table, a guide rod fixed on the rotary table and a carrying disc sliding up and down along the guide rod, and a driving mechanism capable of jacking up the carrying disc is arranged at a discharging position of the wheel body floating seal bin (420); the wheel body floating seal press-fitting mechanism (430) comprises a driving mechanism and a pressure plate (431); the wheel body floating seal detection mechanism (440) comprises a detection disc and a driving mechanism for driving the detection disc to axially move, and a plurality of pressure sensors are arranged on the detection disc;
the wheel body floating seal truss comprises a beam track, a vertical track capable of being transversely and slidably arranged on the beam track, a rotating seat capable of being vertically and slidably arranged on the vertical track, a rotating head capable of being rotatably arranged on the rotating seat, a clamping jaw arranged on the rotating head and used for clamping wheel body floating seal, after the wheel body floating seal truss grabs the wheel body floating seal, after alcohol is soaked in an alcohol tank, a corresponding driving mechanism drives the rotating head to rotate 90 degrees, so that the central axis of the wheel body floating seal is parallel to the central axis of the wheel body transversely arranged on a wheel body conveying line, the clamping jaw is controlled to vertically and transversely move to preassemble the wheel body floating seal on the wheel body, the clamping jaw is removed, a first pressing block is driven to press the wheel body floating seal on the wheel body, after one end of the wheel body is assembled, the wheel body is controlled to overturn the wheel body, the other end of the wheel body is installed, the wheel body floating seal is already installed through the wheel body floating seal detection mechanism, and whether the wheel body floating seal is in place is detected through the wheel body floating seal detection mechanism, and after the wheel body floating seal detection condition is installed according to the pressure detection condition of a plurality of pressure sensors, and after the wheel body floating seal is installed in place, and the wheel body is installed through the installation condition of the wheel body is completed;
axle assembly means (500) for assembling the axle to the wheel body;
a seal ring assembling device (600) for assembling the seal ring to the wheel shaft;
an end cap float seal press fitting device (700) for float sealing the end cap to the end cap;
the end cover floating seal press-fitting device (700) comprises an end cover floating seal storage bin (710), an end cover floating seal press-fitting machine (720), a station turntable (730) and an end cover floating seal detection mechanism (740), wherein a plurality of stations are arranged on the station turntable (730); the station turntable comprises a feeding station, a press-fitting station, a detection station and a discharge station, wherein the second robot clamps the end cover, is arranged at the feeding station, controls the station turntable to rotate, changes the feeding station into the press-fitting station, places an end cover floating seal carrying truss on the end cover from an end cover floating seal storage bin, presses the end cover floating seal into the end cover by the end cover floating seal press-fitting machine, then changes into the detection station, detects the floating seal condition by the end cover floating seal detection mechanism, enters the discharge station, and carries the end cover which is finished with the end cover floating seal press-fitting on the discharge station to the end cover assembly device by the second robot; end cap assembly means (800) for assembling the end cap to the wheel body;
the oiling leakage detection machine is used for filling wheel lubricating oil into the wheel body and testing whether oil leakage exists or not;
the running-in machine (1000) is used for carrying out running-in test on the thrust wheel;
the blanking station (1100) is used for blanking the assembled thrust wheel;
the first robot (1200) is used for clamping the wheel body and then moving or overturning the wheel body, and the bushing press-fitting device (300) and the wheel body conveying line (200) are positioned in the working range of the first robot (1200);
a second robot (1300) for clamping and moving a pin or an end cap, the end cap float-sealing press-fitting device (700) and the end cap assembly device (800) being located within the working range of the second robot (1300);
and the electric control cabinet (1400) is used for controlling the production line to work cooperatively.
2. The thrust wheel assembly production line according to claim 1, wherein an object sensor is arranged on the wheel body cleaning machine (100), a feeding conveying truss (110) is arranged between the wheel body conveying line (200) and the wheel body cleaning machine (100), the object sensor and the feeding conveying truss (110) are connected with the electric control cabinet (1400), and the feeding conveying truss (110) can convey wheels from the wheel body cleaning machine (100) to the wheel body conveying line (200).
3. The thrust wheel assembly production line according to claim 1, wherein the bushing press-fitting device (300) comprises a bushing press-fitting machine (310) and a bushing storage bin (320), a bushing carrying truss (330) is arranged between the bushing press-fitting machine (310) and the bushing storage bin (320), the bushing storage bin (320) comprises a circulating chain (321), a guide rod fixed on the circulating chain (321) and a carrying disc sliding up and down along the guide rod, and a driving mechanism capable of jacking up the carrying disc is arranged at a discharging position of the bushing storage bin (320); the bushing press (310) comprises a pressing plate and a pressure sensor arranged on the pressing plate, and the bushing press (310) is further provided with a displacement sensor for detecting the moving distance of the pressing plate.
4. The thrust wheel assembly line according to claim 1, wherein an inner diameter detection device (1500) is arranged in a working area of the first robot (1200), the inner diameter detection device (1500) comprises an electric cylinder, and a micrometer is arranged on a cylinder rod of the electric cylinder.
5. The thrust wheel assembly line according to claim 1, wherein the working area of the second robot (1300) is provided with an axle end cover conveying line (1600), the axle assembly device (500) comprises an axle transition table (510), the axle transition table (510) is located in the working area of the second robot (1300), the axle transition table (510) comprises a circumferential rotation mechanism (511), an axial movement mechanism (512) and a positioning mechanism, the circumferential rotation mechanism (511) and the axial movement mechanism (512) drive an axle adjusting position, and the positioning mechanism is used for detecting an axle position condition.
6. The thrust wheel assembly line according to claim 1, wherein the wheel axle assembly device (500) comprises a second pressing block capable of lifting, the second pressing block is located above the wheel body conveying line (200), and a wheel axle truss (520) is arranged between the second pressing block and the wheel axle transition table (510); the sealing ring assembling device (600) comprises a vibration feeder (610) and a third pressing block, wherein the third pressing block is located above the wheel shaft conveying line, and a sealing ring truss is arranged between the vibration feeder (610) and the third pressing block.
7. The thrust wheel assembly line of claim 1, wherein the end cap assembly device (800) includes a pin feed mechanism (810), an end cap transfer mechanism (820), and a pinning mechanism (830); the end cover transfer mechanism (820) comprises a driving mechanism, a telescopic rod (821) and a bearing shaft (822) arranged on the telescopic rod (821), the bearing shaft (822) is axially movably connected relative to the telescopic rod (821), an elastic piece is arranged between the bearing shaft (822) and the telescopic rod (821), and the elastic force of the elastic piece enables the bearing shaft (822) to move towards the outer end of the telescopic rod (821); the pin punching mechanism (830) comprises a pin punching table (831) moving along with the telescopic rod (821), a driving mechanism arranged on the pin punching table (831) and a push rod (832) arranged on the driving mechanism, wherein the pin punching table (831) is provided with a pin punching hole.
8. The roller assembly line according to claim 1, wherein the blanking station (1100) comprises a qualified product blanking channel and a unqualified product blanking channel, the blanking station (1100) and the running-in machine (1000) are located at two sides of the wheel body conveying line (200), and a roller truss (1110) is arranged between the blanking station (1100) and the running-in machine (1000).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110501422.7A CN113172417B (en) | 2021-05-08 | 2021-05-08 | Thrust wheel assembly production line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110501422.7A CN113172417B (en) | 2021-05-08 | 2021-05-08 | Thrust wheel assembly production line |
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| CN113172417A CN113172417A (en) | 2021-07-27 |
| CN113172417B true CN113172417B (en) | 2023-05-02 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113427260B (en) * | 2021-08-10 | 2024-04-12 | 苏州迈智诺智能装备科技有限公司 | High-precision automatic assembly mechanism and assembly method for engine accessories |
| CN113751992B (en) * | 2021-09-23 | 2022-07-01 | 泉州华中科技大学智能制造研究院 | Automatic assembling production line for thrust wheels |
| CN114654229B (en) * | 2022-03-23 | 2023-12-12 | 太仓市荟轩机械有限公司 | High-sealing assembly device and assembly process for rear end cover of motor vehicle motor |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2981464B1 (en) * | 1998-08-28 | 1999-11-22 | 川崎重工業株式会社 | Work transfer system |
| CN104191207A (en) * | 2014-08-19 | 2014-12-10 | 济宁金牛重工有限公司 | Thrust wheel floating oil seal press-fitting machine |
| CN205363229U (en) * | 2015-12-09 | 2016-07-06 | 青岛力鼎自动化设备有限公司 | Wheel hub brake drum automatic assembly and wheel hub assembly automatic processing production line |
| CN207223520U (en) * | 2017-07-28 | 2018-04-13 | 陕西海力特精密机械有限公司 | Automation orienting device for groove hole type parts angular position |
| CN107900653B (en) * | 2017-12-18 | 2019-09-03 | 十堰欧美密封件进出口有限公司 | Automatic assembling machine for rubber rings |
| CN110369997B (en) * | 2019-02-21 | 2020-08-11 | 杭州新松机器人自动化有限公司 | Automatic assembling equipment for automobile camshaft, bearing and positioning pin |
| CN211332080U (en) * | 2019-12-13 | 2020-08-25 | 南京捷思汽车科技有限公司 | Press-fitting device for engine end cover |
| CN112571132A (en) * | 2020-12-01 | 2021-03-30 | 南京肯迈得机床制造有限公司 | Thrust wheel truss conveying processing machine |
| CN112605637B (en) * | 2020-12-28 | 2021-10-19 | 浙江大学台州研究院 | Automatic assembling machine for bearings and gears of crankshafts |
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