CN112657989A - Automatic cleaning equipment for brake piston and cleaning method thereof - Google Patents
Automatic cleaning equipment for brake piston and cleaning method thereof Download PDFInfo
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- CN112657989A CN112657989A CN202011404899.5A CN202011404899A CN112657989A CN 112657989 A CN112657989 A CN 112657989A CN 202011404899 A CN202011404899 A CN 202011404899A CN 112657989 A CN112657989 A CN 112657989A
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Abstract
The invention discloses an automatic cleaning device for a brake piston and a cleaning method thereof, which have the characteristics of thorough cleaning and high cleaning efficiency, the key points of the technical proposal are that the device comprises a material moving device, a cleaning device and a hanging frame, wherein the cleaning device comprises an outer frame and a cleaning box arranged in the outer frame, the material moving device comprises a rack, a transverse sliding assembly, a vertical sliding assembly and a grabbing assembly, wherein a plurality of clamping mechanisms and rotating mechanisms are arranged in the cleaning box, each clamping mechanism comprises a barrel, a clamping assembly and a driving assembly, the barrel is fixed at the bottom of the cleaning box, the rotating mechanisms are sleeved outside the clamping mechanisms, the rack is positioned on one side of an outer frame, the transverse sliding assemblies are slidably mounted on the rack, the vertical sliding assemblies are slidably mounted on the transverse sliding assemblies, and the grabbing assemblies are mounted on the vertical sliding assemblies and used for grabbing hanging frames.
Description
Technical Field
The invention belongs to the technical field of piston cleaning equipment, and particularly relates to automatic cleaning equipment for a brake piston and a cleaning method thereof.
Background
The brake piston is a common component in an automobile brake system, and during production, the steps of cleaning, rinsing and the like are often required in the surface treatment process, the existing cleaning modes are generally two, one mode is that the piston is directly placed in a cleaning basket or a cleaning cylinder and then placed in a cleaning box, the cleaning basket or the cleaning cylinder shakes or rolls during cleaning, the cleaning effect is improved, but the collision between the pistons is easily caused, and the piston is damaged; the piston is independently placed on the hanging rack and then placed in the cleaning box, and the piston is cleaned in a mode of driving the hanging rack to integrally rotate, but the piston needs to be stably fixed on the hanging rack, otherwise the piston is easy to fall off along with the rotation of the hanging rack, the piston cannot rotate, and the cleaning effect and the cleaning efficiency are still to be improved; in addition, the existing cleaning mode is difficult to control the cleaning time.
Disclosure of Invention
The invention aims to provide automatic cleaning equipment for a brake piston and a cleaning method thereof, which have the characteristics of thorough cleaning and high cleaning efficiency.
The purpose of the invention is realized as follows: the utility model provides an automatic cleaning equipment for braking piston, is including moving material device, belt cleaning device and stores pylon, belt cleaning device includes outer frame, arranges the washing case in outer frame in, its characterized in that: the material moving device comprises a frame, a transverse sliding component and a vertical sliding component, snatch the subassembly, wash the incasement and be equipped with a plurality of fixture and rotary mechanism, fixture includes the barrel, centre gripping subassembly and drive assembly, the barrel is fixed in and washs the bottom of the case portion, the rotary mechanism cover is located outside the fixture, the frame is located one side of outer frame, horizontal slip subassembly slidable mounting is in the frame, vertical slip subassembly slidable mounting is on horizontal slip subassembly, it installs on vertical slip subassembly and is used for snatching the stores pylon to snatch the subassembly, drive assembly is used for radial stretching or the shrink of drive centre gripping subassembly, drive assembly still is used for driving rotary mechanism's rotation, the centre gripping subassembly is inconsistent with the piston on the stores pylon when radially stretching, piston phase separation on the stores pylon when the centre gripping subassembly radially shrinks, rotary mechanism includes the rotary disk, the outside of barrel is located to.
The invention is further configured to: the horizontal subassembly that slides includes the first bracket with frame sliding connection and is used for driving the first lead screw module that first bracket slided, and vertical subassembly that slides includes the second bracket with first bracket sliding connection and is used for driving the second lead screw module that the second bracket slided, snatchs the subassembly and including being fixed in the electronic clamping jaw on the second bracket, snatchs the subassembly and still including being used for adjusting the adjusting motor that electronic clamping jaw snatched the position, and electronic clamping jaw still is equipped with the photoelectric sensor who is used for detecting the stores pylon position.
The invention is further configured to: drive assembly includes the transmission shaft and is used for driving transmission shaft pivoted driving motor, the centre gripping subassembly is two sets of from top to bottom, two sets of centre gripping subassemblies all include the master gear, the pinion, a plurality of racks and a plurality of centre gripping looped netowrk, the master gear is installed on the transmission shaft, the barrel inboard still is equipped with the mounting panel that is used for fixed two sets of centre gripping subassemblies respectively, be equipped with the through-hole that supplies the transmission shaft to pass on the mounting panel, and the spacing mounting panel that is fixed in of transmission shaft axial, the pinion is installed on the mounting panel, and the pinion sets up along master gear circumference equidistance, pinion and master gear mesh, still be equipped with a plurality of locating pieces of arranging along master gear circumference on the mounting panel, be equipped with the spout that is used for installing the rack in the locating piece.
The invention is further configured to: the utility model discloses a washing machine, including washing case, driving motor, the baffle is equipped with on the baffle, the driving motor is installed in the bottom of wasing the case, driving motor includes the motor shaft, wash the incasement and be equipped with the baffle, be equipped with the mounting hole that supplies the barrel to pass on the baffle, the chamber is kept apart in baffle bottom formation, the rotary disk includes rotary platform and the rotation axis of a body structure, the barrel outside is located to the rotatory axle sleeve, and install in the mounting hole, rotary platform is located the baffle upper surface, and be equipped with the sliding gasket between rotary platform and the baffle, still be equipped with lock cap and the first gear of arranging the baffle lower surface in on the rotation axis, still be equipped with the second gear.
The invention is further configured to: the motor shaft is connected with a transmission rod, the second gear is arranged on the transmission rod, the clutch device comprises a first electromagnet and a magnetic core, the first electromagnet is arranged on the lower surface of the partition plate and is opposite to the end part of the transmission rod, a sliding hole is further formed in the transmission rod, the magnetic core is arranged in the sliding hole, a plurality of through holes radially penetrating through the sliding hole are further formed in the transmission rod, balls are arranged in the through holes, an annular groove matched with the balls is further formed in the magnetic core, a plurality of inner grooves communicated with the through holes are further formed in the inner wall of the sliding hole, and a plurality of limiting grooves matched with the balls are formed in the second; when the first electromagnet is electrified, the first electromagnet generates magnetic force to attract the magnetic core upwards, and the magnetic core pushes the ball to move out towards the through hole and be clamped with the limiting groove in the second gear, so that the transmission rod drives the second gear to rotate; when the first electromagnet is powered off, the magnetic force of the first electromagnet disappears, the magnetic core moves downwards to reset, and the ball slides into the transmission rod along the sliding groove to realize the separation between the transmission rod and the second gear.
The invention is further configured to: the self-locking assembly is arranged in the mounting hole and comprises a second electromagnet, a return spring and a magnetic lock head which are sequentially arranged, an annular groove is formed in the rotating shaft, annular teeth are arranged on the annular groove, teeth matched with the annular teeth are arranged on the magnetic lock head, when the second electromagnet is powered on, the second electromagnet generates attraction force on the magnetic lock head, the teeth on the magnetic lock head are separated from the annular teeth, and when the second electromagnet is powered off, the magnetic lock head is abutted against the annular teeth under the action force of the return spring, so that the locking effect is achieved.
The invention is further configured to: a shaft coupling is arranged between the motor shaft and the transmission shaft, the shaft coupling comprises a movable sleeve, a fixed rod and a connecting shaft which are sequentially arranged from top to bottom, the bottom end of the transmission shaft is arranged in one end of the movable sleeve, the fixed rod is arranged in the other end of the movable sleeve, and dead lever and connecting axle fixed connection, be equipped with a plurality of key teeth in the movable sleeve, be equipped with a plurality of keyways with the key tooth adaptation on the transmission shaft, still be equipped with the terminal surface cam on the bottom of movable sleeve, be equipped with the lug of contradicting the complex with terminal surface cam axial on the dead lever, still be equipped with the fender ring that is located the movable sleeve on the top of dead lever, still the cover is equipped with the pressure cap that is located and is connected with the movable sleeve on the dead lever, still the cover is equipped with the reset spring that is located between fender ring and the pressure cap on the dead lever, the connecting axle bottom passes barrel bottom and washs bottom of the case portion and axial spacing setting in the barrel.
The invention is further configured to: the stores pylon includes a plurality of ring carrier, and the couple equidistance is installed on the upper surface of ring carrier, is equipped with wear-resisting piece on the couple, and on wear-resisting piece was located to the piston bush, the stores pylon bottom was equipped with a plurality of universal wheels, is equipped with a plurality of limiting plates on the rotary platform, and the limiting plate sets up along rotary platform circumference equidistance.
The invention is further configured to: the inner side of the barrel is provided with a plurality of mounting columns, the mounting plate is provided with connecting holes right opposite to the mounting columns, and the mounting plate and the mounting columns are fixed through screws.
A cleaning method for a cleaning apparatus for a brake piston, characterized by: the control system comprises a PLC control unit, a rotating speed sensor for detecting the rotating state of the transmission shaft and an alarm module for alarming and reminding, the running states of the first screw rod module, the second screw rod module, the electric clamping jaw, the adjusting motor, the driving motor, the first electromagnet and the second electromagnet are controlled by the PLC control unit, and signals detected by the photoelectric sensor and the rotating speed sensor are fed back to the PLC control unit;
the cleaning method comprises the following specific steps:
s1, the control system is in a starting state, the material moving device is reset after grabbing the hanging rack and placing the hanging rack on the rotating platform, and then the step S2 is carried out;
s2, the PLC control unit controls the drive motor to rotate forwards, after the motor shaft rotates forwards continuously for A seconds, the rotation speed sensor starts to detect the rotation state of the transmission shaft, and when the rotation state is detected to be static within B seconds of the forward rotation of the motor, the step S3 is executed; otherwise, go to step S6; wherein the initial timing time of A is the same as the initial timing time of B, which is the time when the motor starts to rotate positively, and B is more than A;
s3, electrifying the second electromagnet, electrifying the first electromagnet after delaying C seconds, driving the motor to drive the rotating disc to rotate, and entering the step S4 after electrifying the first electromagnet for D seconds;
s4, powering off the first electromagnet, powering off the second electromagnet after delaying G seconds, controlling the motor to rotate reversely by the PLC control unit, detecting the rotation state of the transmission shaft by the rotation speed sensor after the motor shaft rotates reversely for E seconds continuously, and entering the step S5 when detecting that the rotation state is static within F seconds of the forward rotation of the motor; otherwise, go to step S6; wherein the initial timing time of E is the same as the initial timing time of F, which is the time when the motor starts to rotate reversely, and F is more than E;
s5, stopping the motor, taking the hanging rack out of the cleaning box by the material moving device, and returning to the step S1;
and S6, alarming by an alarm module.
By adopting the technical scheme, the method has the following advantages: the automatic movement of the hanging rack can be realized through the material moving device, the grabbing and moving precision is high, and the material moving device is easy to be matched with a cleaning device for use;
through the arrangement of the clamping mechanism and the rotating mechanism, the piston can rotate along with the circumferential direction of the hanging rack in the cleaning process, and can rotate automatically, so that the effect of full cleaning can be achieved, the cleaning effect is improved, and the cleaning efficiency is improved;
the clamping mechanism and the rotating mechanism are driven by a single driving motor, so that the structure is simplified, and more energy is saved; in the rotating process of the rotating disc, the transmission shaft has circumferential rotation potential energy, the clamping ring network can be kept to radially clamp the piston, and the stability is good;
the control method has the advantages that automatic control can be realized, the cleaning efficiency is high, the cleaning time can be automatically controlled, and the cleaning time can be conveniently controlled.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention in its entirety;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic view of the structure of the clamping mechanism and the rotating mechanism of the present invention;
FIG. 4 is a schematic top view of the clamping assembly of FIG. 2 in accordance with the present invention;
FIG. 5 is a schematic structural view of the clutch device of FIG. 2 according to the present invention;
FIG. 6 is an enlarged view of portion A of FIG. 2 according to the present invention;
FIG. 7 is a schematic view of the coupling of FIG. 2 of the present invention shown at B;
FIG. 8 is a schematic view of the engagement between the end cam and the projection of FIG. 6 according to the present invention;
FIG. 9 is a schematic view of the structure of the hanger of the present invention;
fig. 10 is a logic block diagram of a control method in the present invention.
The reference numbers in the figures are: 100. a frame; 101. a transverse sliding component; 102. a vertical sliding assembly; 103. a grasping assembly; 104. adjusting the motor; 105. a photosensor; 1. an outer frame; 2. a cleaning tank; 3. a hanger; 4. a clamping assembly; 5. a barrel; 6. a drive shaft; 7. a drive motor; 8. a main gear; 9. a pinion gear; 10. a rack; 11. clamping a looped network; 12. mounting a plate; 13. a chute; 14. a partition plate; 15. rotating the platform; 16. a rotating shaft; 17. a lock cap; 18. a first gear; 19. a second gear; 20. a clutch device; 21. a transmission rod; 22. a first electromagnet; 23. a magnetic core; 24. a slide hole; 25. a ball bearing; 26. a ring groove; 27. an inner tank; 28. a limiting groove; 29. a second electromagnet; 30. a return spring; 31. a magnetic lock head; 32. a movable sleeve; 33. fixing the rod; 34. a connecting shaft; 35. tooth care; 36. an end cam; 37. a bump; 38. a baffle ring; 39. pressing the cap; 40. a return spring; 41. an annular support; 42. and (6) mounting the column.
Detailed Description
The invention is further described in the following with specific embodiments in conjunction with the accompanying drawings, see fig. 1-10:
the utility model provides an automatic cleaning equipment for braking piston, is including moving material device, belt cleaning device and stores pylon 3, belt cleaning device includes outer frame 1, arranges the washing case 2 in outer frame 1 in, its characterized in that: the material moving device comprises a rack 100, a transverse sliding assembly 101, a vertical sliding assembly 102 and a grabbing assembly 103, wherein a plurality of clamping mechanisms and rotating mechanisms are arranged in the cleaning box 2, each clamping mechanism comprises a barrel 5, a clamping assembly 4 and a driving assembly, the barrel 5 is fixed at the bottom of the cleaning box 2, the rotating mechanisms are sleeved outside the clamping mechanisms, the rack 100 is positioned at one side of the outer frame 1, the transverse sliding assembly 101 is slidably mounted on the rack 100, the vertical sliding assembly 102 is slidably mounted on the transverse sliding assembly 101, the grabbing assembly 103 is mounted on the vertical sliding assembly 102 and used for grabbing the hanger 3, the driving assembly is used for driving the clamping assembly 4 to radially extend or contract, the driving assembly is also used for driving the rotating mechanisms to rotate, the clamping assemblies 4 are abutted against pistons on the hanger 3 when radially extending, and the clamping assemblies 4 are separated from the pistons on the hanger 3 when radially, the rotating mechanism comprises a rotating disk, and the hanging rack 3 is sleeved on the outer side of the barrel body 5 and is placed on the rotating disk.
The material moving device is used for automatically grabbing the hanging rack 3 and moving the hanging rack 3 to a preset position, wherein the transverse sliding component 101 is used for driving the hanging rack 3 to transversely move, the vertical sliding component 102 is used for driving the hanging rack 3 to vertically move, and the grabbing component 103 is used for grabbing and clamping the hanging rack 3; the clamping mechanisms and the rotating mechanisms are matched for use, and each group of clamping mechanisms and each group of rotating mechanisms are matched with one hanging rack 3 for use, so that a plurality of hanging racks 3 can be placed in the cleaning box 2 at the same time, and the cleaning is realized at the same time; during the use, place stores pylon 3 on rotary mechanism through artifical or external manipulator to the cover is in the 4 outsides of centre gripping subassembly, drive assembly drive centre gripping subassembly 4 radially stretches, makes centre gripping subassembly 4 radially contradict with the piston on the stores pylon 3, then the rotary disk drives stores pylon 3 rotatory, makes the piston rotatory around centre gripping subassembly 4 along with stores pylon 3, and the piston is simultaneously because the radial effort of centre gripping subassembly 4, the piston can be around the couple rotation, thereby improves the cleaning performance.
The horizontal subassembly 101 that slides includes the first bracket with frame 100 sliding connection and is used for driving the first lead screw module that first bracket slided, vertical subassembly 102 that slides includes the second bracket with first bracket sliding connection and is used for driving the second lead screw module that the second bracket slided, it includes the electronic clamping jaw that is fixed in on the second bracket to snatch the subassembly 103, it still includes the accommodate motor 104 that is used for adjusting electronic clamping jaw and snatchs the position, electronic clamping jaw still is equipped with the photoelectric sensor 105 that is used for detecting stores pylon 3 position.
Each sliding assembly is driven by an electric screw rod, so that the control precision is high and the movement is stable; 3 tops of stores pylon have the horizontal pole, the electronic clamping jaw of being convenient for grabs the clamp, because stores pylon 3 can rotate in the washing, consequently can have the horizontal pole and electronic clamping jaw to snatch the not adaptation of angle, adjusting motor 104 is used for driving electronic clamping jaw rotatory, it snatchs the angle to adjust electronic clamping jaw, and electronic clamping jaw's side needs installation photoelectric sensor 105, photoelectric sensor 105 can be infrared photoelectric reflection formula sensor, form the feedback behind the plane of reflection that shines on the horizontal pole, it is just right to explain the position that electronic clamping jaw snatchs angle and horizontal pole, be convenient for snatch.
The driving assembly comprises a transmission shaft 6 and a driving motor 7 for driving the transmission shaft 6 to rotate, the clamping assembly 4 comprises an upper group and a lower group, two groups of clamping assemblies 4 respectively comprise a main gear 8, an auxiliary gear 9, a plurality of racks 10 and a plurality of clamping ring nets 11, the main gear 8 is installed on the transmission shaft 6, the inner side of the barrel 5 is also provided with a mounting plate 12 for fixing the two groups of clamping assemblies 4 respectively, the mounting plate 12 is provided with a through hole for the transmission shaft 6 to pass through, the transmission shaft 6 is axially limited and fixed on the mounting plate 12, the auxiliary gear 9 is installed on the mounting plate 12, the auxiliary gear 9 is arranged at equal intervals along the circumferential direction of the main gear 8, the auxiliary gear 9 is meshed with the main gear 8, the mounting plate 12 is also provided with a plurality of positioning blocks which are circumferentially arranged along the main gear 8, a chute 13 for installing the racks 10, the outer end of the rack 10 is fixedly connected with a clamping ring net 11.
The mounting plate 12 and the barrel 5 can be detachably connected, the main gear 8 and the transmission shaft 6 can be in key connection, when the transmission shaft 6 rotates, the main gear 8 is driven to rotate, then the main gear 8 drives the auxiliary gear 9 to rotate, and the auxiliary gear 9 drives the rack 10 to move radially, so that the effects of outward movement, expansion and inward movement and contraction are achieved; the positioning block has a limiting effect on the moving direction of the gear, the end parts of the clamping ring net 11 and the rack 10 can be connected in a screw connection mode, a welding mode, a bonding mode and the like, the clamping ring net 11 is in a ring-petal shape, when the clamping ring net 11 moves outwards and stretches, the clamping ring net 11 can be radially abutted against the piston, the clamping assembly 4 can be made of materials such as ceramics and nylon 66, meshes are formed in the surface of the clamping ring net 11, and resistance in the radial moving process can be reduced; the barrel 5 is provided with a limiting hole for the rack 10 to pass through, bristles can be arranged at the limiting hole, the possibility that particle impurities in the cleaning box 2 directly enter the barrel 5 is reduced, the cleanliness of water quality inside the barrel 5 is improved, and the abrasion of parts inside the barrel 5 is reduced.
Driving motor 7 installs in the bottom of wasing case 2, driving motor 7 includes the motor shaft, wash and be equipped with baffle 14 in the case 2, be equipped with the mounting hole that supplies barrel 5 to pass on the baffle 14, baffle 14 bottom forms the isolation chamber, the rotary disk includes rotary platform 15 and the rotation axis 16 of an organic whole structure, the barrel 5 outside is located to the rotation axis 16 cover, and install in the mounting hole, rotary platform 15 is located baffle 14 upper surface, and be equipped with the slip gasket between rotary platform 15 and the baffle 14, still be equipped with lock cap 17 and the first gear 18 of arranging baffle 14 lower surface in on the rotation axis 16, still be equipped with the second gear 19 with first gear 18 meshing on driving motor 7's the motor shaft, still be equipped with clutch 20 between motor shaft and the second gear 19.
The partition plate 14 and the cleaning box 2 can be in sealing connection, sealing is conducted through sealing strips, sealing glue and the like, a sealing ring can be arranged between the rotating disk and the partition plate 14, the rotating disk is axially limited and fixed in the mounting hole through the locking cap 17, the rotating disk can freely rotate relative to the mounting hole, and the clutch device 20 is used for controlling whether transmission is achieved between the motor shaft and the second gear 19.
The motor shaft is connected with a transmission rod 21, the second gear 19 is arranged on the transmission rod 21, the clutch device 20 comprises a first electromagnet 22 and a magnet core 23, the first electromagnet 22 is arranged on the lower surface of the partition plate 14 and is opposite to the end part of the transmission rod 21, a sliding hole 24 is further arranged in the transmission rod 21, the magnet core 23 is arranged in the sliding hole 24, a plurality of through holes radially penetrating through the sliding hole 24 are further formed in the transmission rod 21, balls 25 are arranged in the through holes, a ring groove 26 matched with the balls 25 is further arranged on the magnet core 23, a plurality of inner grooves 27 communicated with the through holes are further arranged on the inner wall of the sliding hole 24, and a plurality of limiting grooves 28 matched with the balls 25 are further arranged in the second gear; when the first electromagnet 22 is electrified, the first electromagnet 22 generates magnetic force to attract the magnetic core 23 upwards, and at the moment, the magnetic core 23 pushes the ball 25 to move out of the through hole and be clamped with the limiting groove 28 on the inner part of the second gear 19, so that the transmission rod 21 drives the second gear 19 to rotate; when the first electromagnet 22 is powered off, the magnetic force of the first electromagnet 22 disappears, the magnetic core 23 moves downwards and resets, and the ball 25 slides into the transmission rod 21 along the inner groove 27, so that the transmission rod 21 is separated from the second gear 19.
An elastic member, such as a spring, may be disposed between the first electromagnet 22 and the magnetic core 23 to facilitate downward return of the magnetic core 23; the lower groove wall of the ring groove 26 is an inclined surface, when the first electromagnet 22 is powered on, the magnet core 23 moves upwards, and under the action of the inclined surface, the ball 25 can move outwards in the radial direction through the through hole and is clamped with the limiting groove 28, so that the transmission rod 21 drives the second gear 19 to rotate; in the power-off state, the balls 25 fall into the inner groove 27, and the transmission rod 21 and the second gear 19 only rotate relatively; through the arrangement of the clutch device 20, the clamping mechanism and the rotating mechanism are driven by the same driving motor 7, the structure is simplified, and more energy can be saved; in addition, the transmission rod 21 and the second gear 19 are made of non-magnetic materials such as plastics or ceramics.
Be equipped with the auto-lock subassembly in the mounting hole, the auto-lock subassembly is including the second electro-magnet 29 that sets gradually, return spring 30 and magnetism tapered end 31, be equipped with the ring channel on the rotation axis 16, be equipped with the ring tooth on the ring channel, be equipped with the tooth with the ring tooth adaptation on the magnetism tapered end 31, when second electro-magnet 29 circular telegram, second electro-magnet 29 produces the suction force to magnetism tapered end 31, tooth and ring tooth separation on the magnetism tapered end 31, when second electro-magnet 29 cuts off the power supply, magnetism tapered end 31 is contradicted with the ring tooth at return spring 30's effort, play the locking effect.
In the feeding stage, the clamping stage and the discharging stage of the hanging rack 3, in order to avoid the rotation of the rotating mechanism, a self-locking assembly is arranged.
A shaft coupling is arranged between the motor shaft and the transmission shaft 6, the shaft coupling comprises a movable sleeve 32, a fixed rod 33 and a connecting shaft 34 which are sequentially arranged from top to bottom, the bottom end of the transmission shaft 6 is arranged in one end of the movable sleeve 32, the fixed rod 33 is arranged in the other end of the movable sleeve 32, the fixed rod 33 is fixedly connected with the connecting shaft 34, a plurality of key teeth are arranged in the movable sleeve 32, a plurality of key grooves matched with the key teeth are arranged on the transmission shaft 6, an end face cam 36 is also arranged on the bottom end of the movable sleeve 32, a convex block 37 which is axially abutted and matched with the end face cam 36 is arranged on the fixed rod 33, a baffle ring 38 which is positioned in the movable sleeve 32 is also arranged on the top end of the fixed rod 33, a pressing cap 39 which is positioned and connected with the movable sleeve 32 is also sleeved on the fixed rod 33, a reset spring 40 which is positioned between the baffle ring 38 and the pressing cap, the motor shaft of the driving motor 7 is connected with the connecting shaft 34 through a gear set.
When the driving motor 7 is started, the connecting shaft 34 can be driven to normally rotate, the fixed rod 33 and the connecting pin can be fixedly connected in a positioning pin mode and the like, so that the fixed rod 33 can also normally rotate, the connecting pin and the movable sleeve 32 are abutted against the lug 37 through the adaptive end face cam 36, the axial abutting force is increased through the reset spring 40, and therefore under the normal condition, the fixed rod 33 can drive the movable sleeve 32 to circumferentially rotate, the movable sleeve 32 and the transmission shaft 6 are connected through keys, and the transmission shaft 6 can also normally rotate; however, when the clamping assembly 4 is radially expanded to the maximum position or radially contracted to the minimum position, the transmission shaft 6 cannot rotate, and at this time, the end face cam 36 and the projection 37 slide circumferentially to force the return spring 40 to compress, so that the movable sleeve 32 slides axially relative to the transmission shaft 6, and at this time, the motor shaft can also rotate normally to avoid the damage of the driving motor 7; in the rotating process of the rotating disc, the transmission shaft 6 still has circumferential rotation potential energy, so that the clamping ring network 11 can be kept to radially clamp the piston; wherein the transmission shaft 6 is axially limited and fixed on the mounting plate 12, the connecting shaft 34 is axially limited and fixed at the bottom of the cylinder 5, and sealing rings can be arranged between the connecting shaft 34 and the bottom of the cylinder 5 and between the connecting shaft and the bottom of the cleaning box 2 to play a role in sealing.
The hanger 3 comprises a plurality of annular supports 41, the hooks are equidistantly mounted on the upper surfaces of the annular supports 41, the hooks are axially and upwardly arranged, the hooks are provided with wear-resistant blocks, the wear-resistant blocks can be clamped on the hooks, the pistons are sleeved on the wear-resistant blocks, the wear-resistant blocks can be made of wear-resistant materials such as plastic king and nylon 66, the surface lubricity is good, and the pistons can conveniently rotate relative to the wear-resistant blocks in the radial clamping process; the bottom of the hanging rack 3 is provided with a plurality of universal wheels, if the hanging rack 3 and the barrel 5 are not coaxially arranged, the clamping ring net 11 can push the hanging rack 3 to radially move, so that the hanging rack 3 and the barrel 5 are coaxial, and the clamping ring net 11 is convenient to uniformly abut against a piston on the hanging rack 3; be equipped with a plurality of limiting plates on rotary platform 15, the limiting plate sets up along rotary platform 15 circumference equidistance, and the limiting plate can be platelike, and when the rotary disk rotated, the limiting plate drove stores pylon 3 and is the rotation in a circumferential direction.
A plurality of mounting columns 42 are arranged on the inner side of the barrel 5, connecting holes which are opposite to the mounting columns 42 are formed in the mounting plate 12, and the mounting plate 12 and the mounting columns 42 are fixed through screws; the mounting post 42 can be fixed in the barrel 5 by integral forming, and the periphery of the mounting plate 12 can be provided with notches, so that the mounting post can be conveniently movably mounted in the barrel 5, and when reaching a specified position, the mounting post can be locked by a long screw to play a role in fixing and facilitate the mounting of the internal structure of the barrel 5.
A cleaning method for cleaning equipment for a brake piston further comprises a control system, wherein the control system comprises a PLC control unit, a rotating speed sensor for detecting the rotating state of a transmission shaft 6 and an alarm module for alarming and reminding, the running states of a first screw rod module, a second screw rod module, an electric clamping jaw, an adjusting motor 104, a driving motor 7, a first electromagnet 22 and a second electromagnet 29 are controlled by the PLC control unit, and signals detected by a photoelectric sensor 105 and the rotating speed sensor are fed back to the PLC control unit;
the cleaning method comprises the following specific steps:
s1, when the control system is in a starting state, the material moving device grabs the hanging rack 3 and is placed on the rotating platform 15, the material moving device resets, and then the step S2 is carried out;
s2, the PLC control unit controls the drive motor 7 to rotate forwards, after the motor shaft rotates forwards continuously for A seconds, the rotation speed sensor starts to detect the rotation state of the transmission shaft 6, and when the rotation state is detected to be static within B seconds of the forward rotation of the motor, the step S3 is executed; otherwise, go to step S6; wherein the initial timing time of A is the same as the initial timing time of B, which is the time when the motor starts to rotate positively, and B is more than A;
the rotating speed sensor detects the driving motor 7 after rotating forwards for A seconds, so that misjudgment caused by the static state of the transmission shaft 6 during starting is avoided; when the transmission shaft 6 is not detected to be in a static state within B seconds, the clamping assembly 4 is not abutted against the piston for a long time, and the machine is stopped to give an alarm; wherein A can be 1-3, P can be 10-60, the numerical values of A and B can also be adjusted according to actual requirements, and the method is not limited to the range;
s3, the second electromagnet 29 is electrified, after C seconds of delay, the first electromagnet 22 is electrified, the driving motor 7 drives the rotating disc to rotate, and after the first electromagnet 22 is electrified for D seconds, the step S4 is executed;
the second electromagnet 29 is firstly electrified to enable the rotating disc to rotate freely, and then the first electromagnet 22 is electrified to enable the driving motor 7 to drive the rotating disc to rotate; wherein C can be 1-3, D can be 30-300, the numerical value of D determines the main time of the piston rotating and cleaning in the cleaning box 22, the numerical values of A and B can be adjusted according to the actual requirement, and the range is not limited to the above range;
s4, powering off the first electromagnet 22, delaying G seconds, powering off the second electromagnet 29, controlling the motor to rotate reversely by the PLC control unit, detecting the rotation state of the transmission shaft 6 by the rotation speed sensor after the motor shaft rotates reversely for E seconds continuously, and entering step S5 when the rotation state is detected to be static within F seconds of the forward rotation of the motor; otherwise, go to step S6; wherein the initial timing time of E is the same as the initial timing time of F, which is the time when the motor starts to rotate reversely, and F is more than E;
the rotating speed sensor detects the driving motor 7 after rotating reversely for E seconds, so that misjudgment caused by the static state of the transmission shaft 6 when the driving motor is started reversely is avoided; when the transmission shaft 6 is not detected to be in a static state within F seconds, the transmission shaft 6 is abnormal in rotation, and the machine needs to be stopped for alarming; wherein G can be 1-3, E can be 1-3, F can be 10-60, and the numerical values of E and F can also be adjusted according to actual requirements, and are not limited to the ranges;
s5, stopping the motor, taking the hanging rack 3 out of the cleaning box 2 by the material moving device, and returning to the step S1;
and S6, alarming by an alarm module.
Through the control, the running states of the first screw rod module, the second screw rod module, the electric clamping jaw, the adjusting motor 104, the driving motor 7, the first electromagnet 22 and the second electromagnet 29 are controlled, time is controlled, automatic cleaning is realized, cleaning time is effectively controlled, when rotary cleaning is started, after the rotation is stopped and the clamping assembly 4 radially contracts, the surface is cleaned once, and discharging and re-feeding cleaning are carried out through the material moving device.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. The utility model provides an automatic cleaning equipment for braking piston, is including moving material device, belt cleaning device and stores pylon (3), belt cleaning device includes outer frame (1), arranges washing case (2) in outer frame (1) in, its characterized in that: the material moving device comprises a rack (100), a transverse sliding assembly (101), a vertical sliding assembly (102) and a grabbing assembly (103), wherein a plurality of clamping mechanisms and a rotating mechanism are arranged in the cleaning box (2), each clamping mechanism comprises a barrel (5), a clamping assembly (4) and a driving assembly, the barrel (5) is fixed at the bottom of the cleaning box (2), the rotating mechanism is sleeved outside the clamping mechanisms, the rack (100) is positioned on one side of the outer frame (1), the transverse sliding assembly (101) is slidably mounted on the rack (100), the vertical sliding assembly (102) is slidably mounted on the transverse sliding assembly (101), the grabbing assembly (103) is mounted on the vertical sliding assembly (102) and is used for grabbing the hanging rack (3), the driving assembly is used for driving the radial stretching or contraction of the clamping assembly (4), the driving assembly is also used for driving the rotating mechanism to rotate, when the radial stretching of the clamping assembly (4), the clamping assembly (4) is abutted to a piston on, the clamping assembly (4) is separated from a piston on the hanging frame (3) when being radially contracted, the rotating mechanism comprises a rotating disk, and the hanging frame (3) is sleeved on the outer side of the cylinder body (5) and is placed on the rotating disk.
2. An automated cleaning apparatus for a brake piston according to claim 1, wherein: horizontal subassembly (101) that slides including with frame (100) sliding connection's first bracket and be used for driving the first lead screw module that first bracket slided, vertical subassembly (102) that slides includes the second bracket with first bracket sliding connection and is used for driving the second lead screw module that the second bracket slided, it includes the electronic clamping jaw that is fixed in on the second bracket to snatch subassembly (103), it still includes adjusting motor (104) that are used for adjusting electronic clamping jaw and snatch the position to snatch subassembly (103), electronic clamping jaw still is equipped with photoelectric sensor (105) that are used for detecting stores pylon (3) position.
3. An automated cleaning apparatus for a brake piston according to claim 1, wherein: the driving assembly comprises a transmission shaft (6) and a driving motor (7) used for driving the transmission shaft (6) to rotate, the clamping assemblies (4) comprise an upper group and a lower group, the two groups of clamping assemblies (4) respectively comprise a main gear (8), an auxiliary gear (9), a plurality of racks (10) and a plurality of clamping ring nets (11), the main gear (8) is installed on the transmission shaft (6), the inner side of the barrel body (5) is further provided with a mounting plate (12) used for fixing the two groups of clamping assemblies (4) respectively, the mounting plate (12) is provided with a through hole for the transmission shaft (6) to pass through, the transmission shaft (6) is axially limited and fixed on the mounting plate (12), the auxiliary gear (9) is installed on the mounting plate (12), the auxiliary gear (9) is arranged at equal intervals along the circumferential direction of the main gear (8), the auxiliary gear (9) is meshed with the main gear (8), the mounting plate (12) is, a sliding groove (13) for mounting the rack (10) is arranged in the positioning block, the toothed side of the rack (10) faces the pinion and is meshed with the pinion, and the outer end of the rack (10) is fixedly connected with the clamping ring net (11).
4. A cleaning device for a brake piston according to claim 3, characterized in that: the cleaning device is characterized in that the driving motor (7) is arranged at the bottom of the cleaning box (2), the driving motor (7) comprises a motor shaft, a partition plate (14) is arranged in the cleaning box (2), a mounting hole for the barrel (5) to pass through is formed in the partition plate (14), an isolation cavity is formed at the bottom of the partition plate (14), the rotating disk comprises a rotating platform (15) and a rotating shaft (16) which are of an integrated structure, the rotating shaft (16) is sleeved on the outer side of the barrel (5), and is arranged in the mounting hole, the rotary platform (15) is positioned on the upper surface of the clapboard (14), and a sliding gasket is arranged between the rotating platform (15) and the partition plate (14), a lock cap (17) and a first gear (18) which are arranged on the lower surface of the partition plate (14) are also arranged on the rotating shaft (16), a second gear (19) which is meshed with the first gear (18) is also arranged on a motor shaft of the driving motor (7), and a clutch device (20) is also arranged between the motor shaft and the second gear (19).
5. A cleaning device for a brake piston according to claim 4, characterized in that: the motor shaft is connected with a transmission rod (21), the second gear (19) is installed on the transmission rod (21), the clutch device (20) comprises a first electromagnet (22) and a magnet core (23), the first electromagnet (22) is installed on the lower surface of the partition plate (14) and is opposite to the end portion of the transmission rod (21), a sliding hole (24) is further formed in the transmission rod (21), the magnet core (23) is installed in the sliding hole (24), a plurality of through holes radially penetrating through the sliding hole (24) are further formed in the transmission rod (21), balls (25) are arranged in the through holes, a ring groove (26) matched with the balls (25) is further formed in the magnet core (23), a plurality of sliding grooves (13) communicated with the through holes are further formed in the inner wall of the sliding hole (24), and a plurality of limiting grooves (28) matched with the balls (25) are formed in the second gear (19); when the first electromagnet (22) is electrified, the first electromagnet (22) generates magnetic force to attract the magnetic core (23) upwards, and at the moment, the magnetic core (23) pushes the ball (25) to move out of the through hole and be clamped with the limiting groove (28) on the inner part of the second gear (19), so that the transmission rod (21) drives the second gear (19) to rotate; when the first electromagnet (22) is powered off, the magnetic force of the first electromagnet (22) disappears, the magnetic core (23) moves downwards to reset, and the ball (25) slides into the transmission rod (21) along the sliding groove (13) to realize the separation between the transmission rod (21) and the second gear (19).
6. A cleaning device for a brake piston according to claim 4, characterized in that: be equipped with the auto-lock subassembly in the mounting hole, the auto-lock subassembly is including second electro-magnet (29) that sets gradually, return spring (30) and magnetism tapered end (31), be equipped with the ring channel on rotation axis (16), be equipped with the ring tooth on the ring channel, be equipped with the tooth with the ring tooth adaptation on magnetism tapered end (31), when second electro-magnet (29) circular telegram, second electro-magnet (29) produce the suction force to magnetism tapered end (31), tooth and ring tooth separation on magnetism tapered end (31), when second electro-magnet (29) outage, magnetism tapered end (31) are contradicted with the ring tooth at the effort of return spring (30), play the locking effect.
7. A cleaning device for a brake piston according to claim 4, characterized in that: the motor shaft is provided with a shaft coupling between the motor shaft and the transmission shaft (6), the shaft coupling comprises a movable sleeve (32), a fixed rod (33) and a connecting shaft (34), the movable sleeve (32) is sequentially arranged from top to bottom, the bottom end of the transmission shaft (6) is arranged in one end of the movable sleeve (32), the fixed rod (33) is arranged in the other end of the movable sleeve (32), the fixed rod (33) is fixedly connected with the connecting shaft (34), a plurality of key teeth are arranged in the movable sleeve (32), the transmission shaft (6) is provided with a plurality of key grooves matched with the key teeth, the bottom end of the movable sleeve (32) is also provided with an end face cam (36), the fixed rod (33) is provided with a convex block (37) which is axially abutted and matched with the end face cam (36), the top end of the fixed rod (33) is also provided with a baffle ring (38) which is positioned in the movable sleeve (, still the cover is equipped with and is located the reset spring (40) between fender ring (38) and pressure cap (39) on dead lever (33), and barrel (5) bottom and washing case (2) bottom and axial spacing setting are passed in proper order in barrel (5) in connecting axle (34) bottom, are connected through the gear train between the motor shaft of driving motor (7) and connecting axle (34).
8. A cleaning device for a brake piston according to claim 4, characterized in that: stores pylon (3) include a plurality of ring carrier (41), and the couple equidistance is installed on the upper surface of ring carrier (41), is equipped with wear-resisting piece on the couple, and on the wear-resisting piece was located to the piston bush, stores pylon (3) bottom was equipped with a plurality of universal wheels, is equipped with a plurality of limiting plates on rotary platform (15), and the limiting plate sets up along rotary platform (15) circumference equidistance.
9. A cleaning device for a brake piston according to claim 3, characterized in that: the inner side of the barrel body (5) is provided with a plurality of mounting columns (42), the mounting plate (12) is provided with connecting holes right opposite to the mounting columns (42), and the mounting plate (12) and the mounting columns (42) are fixed through screws.
10. A cleaning method applied to the cleaning apparatus for the brake piston as recited in any one of claims 1 to 9, characterized in that: the control system comprises a PLC control unit, a rotating speed sensor for detecting the rotating state of the transmission shaft (6) and an alarm module for alarming and reminding, the running states of the first screw rod module, the second screw rod module, the electric clamping jaw, the adjusting motor (104), the driving motor (7), the first electromagnet (22) and the second electromagnet (29) are controlled by the PLC control unit, and signals detected by the photoelectric sensor (105) and the rotating speed sensor are fed back to the PLC control unit;
the cleaning method comprises the following specific steps:
s1, when the control system is in a starting state, the material moving device grabs the hanging rack (3) and is placed on the rotating platform (15), the material moving device resets, and then the step S2 is carried out;
s2, the PLC control unit controls the drive motor (7) to rotate forwards, after the motor shaft rotates forwards continuously for A seconds, the rotation speed sensor starts to detect the rotation state of the transmission shaft (6), and when the rotation state is detected to be static within B seconds of the forward rotation of the motor, the step S3 is carried out; otherwise, go to step S6; wherein the initial timing time of A is the same as the initial timing time of B, which is the time when the motor starts to rotate positively, and B is more than A;
s3, the second electromagnet (29) is electrified, after C seconds, the first electromagnet (22) is electrified, the driving motor (7) drives the rotating disc to rotate, and after the first electromagnet (22) is electrified for D seconds, the step S4 is carried out;
s4, powering off the first electromagnet (22), delaying G seconds, powering off the second electromagnet (29), controlling the motor to rotate reversely by the PLC control unit, detecting the rotation state of the transmission shaft (6) by the rotation speed sensor after the motor shaft rotates reversely for E seconds continuously, and entering step S5 when the rotation state is detected to be static within F seconds of the forward rotation of the motor; otherwise, go to step S6; wherein the initial timing time of E is the same as the initial timing time of F, which is the time when the motor starts to rotate reversely, and F is more than E;
s5, stopping the motor, taking the hanging rack (3) out of the cleaning box (2) by the material moving device, and returning to the step S1;
and S6, alarming by an alarm module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011404899.5A CN112657989A (en) | 2020-12-04 | 2020-12-04 | Automatic cleaning equipment for brake piston and cleaning method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011404899.5A CN112657989A (en) | 2020-12-04 | 2020-12-04 | Automatic cleaning equipment for brake piston and cleaning method thereof |
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| Publication Number | Publication Date |
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| CN112657989A true CN112657989A (en) | 2021-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011404899.5A Withdrawn CN112657989A (en) | 2020-12-04 | 2020-12-04 | Automatic cleaning equipment for brake piston and cleaning method thereof |
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| Country | Link |
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| CN (1) | CN112657989A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117983907A (en) * | 2024-03-22 | 2024-05-07 | 安徽富拓材料科技有限公司 | Multi-station aluminum alloy bar cutting machining equipment |
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| JPH0994547A (en) * | 1995-10-03 | 1997-04-08 | Sugino Mach Ltd | Automatic rotating cleaning device |
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| CN117983907A (en) * | 2024-03-22 | 2024-05-07 | 安徽富拓材料科技有限公司 | Multi-station aluminum alloy bar cutting machining equipment |
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