CN112548842A

CN112548842A - Device for polishing bearing and preventing stalling of bearing

Info

Publication number: CN112548842A
Application number: CN202011310814.7A
Authority: CN
Inventors: 侯启明
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-03-26

Abstract

The invention relates to the technical field of bearing processing, and discloses a device for polishing a bearing and preventing the bearing from stalling, which comprises a shell, wherein a rotating shaft is fixedly connected inside the shell, a gear disc is movably connected outside the rotating shaft, a supporting seat is fixedly connected outside the gear disc, a clamping assembly is movably connected outside the supporting seat, a supporting spring is movably connected outside the clamping assembly, and a supporting plate is movably connected outside the supporting spring. The production safety of operators is protected.

Description

Device for polishing bearing and preventing stalling of bearing

Technical Field

The invention relates to the technical field of bearing machining, in particular to a device for polishing a bearing and preventing the bearing from stalling.

Background

The surface of product is often polished through the process of polishing in the course of working of bearing, polish and utilize the emery wheel, the fixed instrument of grit such as abrasive paper carries out mechanical grinding to the product surface, traditional process of polishing is direct manual polishing generally or utilizes the polisher to polish, not only waste time and energy, and certain danger still exists, the cycle length is processed, the production efficiency of mill has been reduced, and the roughness of product can't be guaranteed in artifical polishing, it is useless to make the product useless very easily, product quality can't guarantee, like this will produce more waste, not only low in production efficiency but also extravagant a large amount of materials like this, make manufacturing cost increase, and can make the motor stall when receiving external factor at the in-process of polishing of bearing, at this moment, the bearing rotates too fast can make to polish inadequately abundant.

Therefore, in response to these problems, a device for grinding a bearing and preventing the bearing from stalling is needed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a device for polishing a bearing and preventing the bearing from stalling, which has the advantages of automatically fixing the bearing and preventing the bearing from stalling in the rotating process, and solves the problems that the bearing is not easily fixed in the polishing process and the bearing is not polished sufficiently due to stalling and rotation of a motor.

(II) technical scheme

In order to achieve the purposes of automatically fixing the bearing and preventing the bearing from stalling in the rotating process, the invention provides the following technical scheme: a device for polishing a bearing and preventing the bearing from stalling comprises a shell, wherein a rotating shaft is fixedly connected inside the shell, a gear disc is movably connected outside the rotating shaft, a supporting seat is fixedly connected outside the gear disc, a clamping assembly is movably connected outside the supporting seat, a supporting spring is movably connected outside the clamping assembly, a supporting plate is movably connected outside the supporting spring, a triggering assembly is movably connected inside the gear disc, a conductor is fixedly connected inside the gear disc, a supporting shell is fixedly connected inside the gear disc, an electrorheological body is arranged inside the supporting shell, a connecting spring is movably connected inside the supporting shell, a mandril is movably connected outside the connecting spring, a fixed shaft is movably connected inside the gear disc, a coil is fixedly connected inside the fixed shaft, a blocking block is movably connected outside the fixed shaft, and an electromagnetic valve is fixedly connected inside the shell, the outside of the electromagnetic valve is fixedly connected with a spray head.

Preferably, the surface of shell has seted up the feed hole, and the outside swing joint of shell has the sander, and the specification in feed hole and the specification phase-match of sander, the hole that leaks has been seted up on the surface of shell, and the inside of shell is provided with the boss, and the surface of boss is provided with the slide rail, the outside fixedly connected with slider of toothed disc, slider swing joint is in the inboard of slide rail.

Preferably, the centre gripping subassembly mainly comprises cylinder, promotion piece, supporting shoe, kicking block, two supporting rods, and the through-hole has been seted up to the inside of supporting seat, and cylinder fixed connection promotes a swing joint in the outside of cylinder in the outside of through-hole, and supporting shoe swing joint promotes the outside of piece, and kicking block swing joint is in the outside of supporting shoe, and two equal swing joint of supporting rod are in the outside of kicking block, and the spout has been seted up to the outside of supporting seat, and supporting rod swing joint is in the inboard of spout, and supporting spring swing joint is in the outside of kicking block.

Preferably, the inside fixedly connected with resistance strain gauge of backup pad, the outside swing joint of backup pad has the bearing, and the bearing comprises bearing outer lane, bearing inner circle, rolling ball, and the outside swing joint of resistance strain gauge has the rolling ball, and the equal swing joint of bearing inner circle and bearing outer lane is in the outside of rolling ball, and four are no less than to the quantity of centre gripping subassembly, and the equal angular uniform distribution of all centre gripping subassemblies is in the outside of toothed disc.

Preferably, the trigger assembly mainly comprises box, expanding spring, movable block, and the inside of box is fixed with the contact, and box fixed connection is in the inside of toothed disc, and expanding spring swing joint is in the inside of box, and movable block swing joint is in expanding spring's outside, and the quantity of trigger assembly is no less than three, and the even distribution of angles such as all trigger assemblies is in the inside of toothed disc.

Preferably, a square hole is formed in the surface of the gear plate, the supporting shell is fixedly connected to the inner side of the square hole, main materials of the current variant are gypsum, lime, carbon powder and olive oil, the current variant is solid in an electrified state with a specified current amount and liquid in a non-electrified state, the current variant occupies three quarters of the inner space of the supporting shell, a conductive column is arranged inside the current variant, at least three short springs are movably connected to the outer portion of the blocking block, and all the short springs are movably connected to the outer portion of the fixing shaft.

Preferably, the rotating shaft is electrically connected with a driving power supply, the conductor is electrically connected with the conductive column, the coil, the electromagnetic valve and the sander are all electrically connected with an external power supply, and the driving power supply, the external power supply and the contact are all electrically connected with the control center.

Preferably, the coil is internally provided with current, a magnetic field is formed around the coil, the conductor is perpendicular to the magnetic field generated by the coil, and the motion of the conductor cuts the magnetic induction line to generate induction current.

Preferably, the solenoid valve is inside can form the passageway after the circular telegram, and during water can flow into the shower nozzle through the inside passageway of solenoid valve, the shower nozzle can be with water blowout, cools down the bearing.

Preferably, the resistance of the resistance strain gauge in the support plate is the largest under normal conditions, the current is the smallest, and the resistance of the resistance strain gauge is reduced when the resistance strain gauge is deformed under external acting force.

(III) advantageous effects

Compared with the prior art, the invention provides a device for grinding a bearing and preventing the bearing from stalling, which has the following beneficial effects:

1. this a device for polishing bearing and prevent its stall, through pivot, toothed disc, supporting seat, centre gripping subassembly, supporting spring, under the interact between the backup pad, can be so that put into this device at the bearing, fixing bearing that can be timely for it can't rotate, thereby guaranteed that the sander polishes to it better, more comprehensively, thereby reached the effect that can automatic fixing bearing, improved machining efficiency, just so can guarantee the quality of product.

2. This a device for polishing bearing and prevent its stall, through the interact between all structures of this device under, can be so that put into this device at the bearing in time to it fixes, the central control sander of simultaneous control carries out polishing of inner and outer lane to it, in time cool down to it at the in-process of polishing simultaneously, prevent that it from producing higher error because surface temperature is too high, just so can guarantee product quality's qualification rate, can save labourer's work load simultaneously, operator's production safety has been protected.

Drawings

FIG. 1 is a schematic view of the present invention in partial cross section;

FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1 at B according to the present invention;

FIG. 4 is a schematic structural diagram illustrating a connection relationship between some of the structures shown in FIG. 1 according to the present invention;

FIG. 5 is a schematic structural view of the connection relationship among the gear plate, the trigger assembly, the conductor, the support shell, the current transformer, the connecting spring, the ejector rod, the fixed shaft, the coil and the stop block;

FIG. 6 is a schematic view of the structure of FIG. 5 at C in accordance with the present invention;

FIG. 7 is a schematic diagram of a connection structure between some of the structures shown in FIG. 5 according to the present invention.

In the figure: 1. a housing; 2. a rotating shaft; 3. a gear plate; 4. a supporting seat; 5. a clamping assembly; 6. a support spring; 7. a support plate; 8. a trigger component; 9. a conductor; 10. a support housing; 11. an electrorheological fluid; 12. a connecting spring; 13. a top rod; 14. a fixed shaft; 15. a coil; 16. a blocking block; 17. an electromagnetic valve; 18. and (4) a spray head.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, a device for polishing a bearing and preventing the bearing from stalling comprises a shell 1, a rotating shaft 2 is fixedly connected inside the shell 1, a gear disc 3 is movably connected outside the rotating shaft 2, a cutter feeding hole is formed in the surface of the shell 1, a sander is movably connected outside the shell 1, the specification of the cutter feeding hole is matched with that of the sander, a water leakage hole is formed in the surface of the shell 1, a boss is arranged inside the shell 1, a sliding rail is arranged on the surface of the boss, a sliding block is fixedly connected outside the gear disc 3, and the sliding block is movably connected to the inner side of the sliding rail.

Outside fixedly connected with supporting seat 4 of toothed disc 3, the outside swing joint of supporting seat 4 has centre gripping subassembly 5, centre gripping subassembly 5 mainly by the cylinder, promote the piece, the supporting shoe, the kicking block, two supporting rod are constituteed, the through-hole has been seted up to the inside of supporting seat 4, cylinder fixed connection is in the outside of through-hole, promote the outside of piece swing joint at the cylinder, supporting shoe swing joint is in the outside that promotes the piece, kicking block swing joint is in the outside of supporting shoe, the equal swing joint of two supporting rod is in the outside of kicking block, the spout has been seted up to the outside of supporting seat 4, supporting rod swing joint is in the inboard of spout, 6 swing joint.

The outside swing joint of centre gripping subassembly 5 has supporting spring 6, the outside swing joint of supporting spring 6 has backup pad 7, the inside fixedly connected with resistance strain gauge of backup pad 7, the outside swing joint of backup pad 7 has the bearing, the bearing is by the bearing inner race, the roll ball is constituteed, the outside swing joint of resistance strain gauge has the roll ball, the bearing inner race is in the outside of roll ball with the equal swing joint of bearing inner race, four are no less than to the quantity of centre gripping subassembly 5, the even distribution of angle such as all centre gripping subassemblies 5 is in the outside of toothed disc 3.

Resistance is the biggest under the normal condition for the inside resistance strain gauge of backup pad 7, at this moment the electric current is minimum, produce deformation when resistance strain gauge receives external acting force, at this moment resistance strain gauge resistance diminishes, through pivot 2, toothed disc 3, supporting seat 4, centre gripping subassembly 5, supporting spring 6, under the interact between backup pad 7, can make and put into this device at the bearing in, fixing bearing that can be timely, make it unable to rotate, thereby guaranteed that the sander is better to it, more comprehensive polishing, thereby reached the effect that can automatic fixing bearing, machining efficiency is improved, just so can guarantee the quality of product.

The inside swing joint of toothed disc 3 has trigger assembly 8, trigger assembly 8 mainly comprises box, expanding spring, movable block, and the inside of box is fixed with the contact, and box fixed connection is in toothed disc 3's inside, and expanding spring swing joint is in the inside of box, and movable block swing joint is in expanding spring's outside, and trigger assembly 8's quantity is no less than three, and all trigger assemblies 8 equal angular uniform's distribution is in toothed disc 3's inside.

The inside fixedly connected with conductor 9 of toothed disc 3, the inside fixedly connected with of toothed disc 3 supports shell 10, the inside of supporting shell 10 is provided with current variant 11, the inside swing joint of supporting shell 10 has coupling spring 12, the outside swing joint of coupling spring 12 has ejector pin 13, the inside swing joint of toothed disc 3 has fixed axle 14, the inside fixedly connected with coil 15 of fixed axle 14, the inside of coil 15 is circular current, can form magnetic field around it, the produced magnetic field of conductor 9 perpendicular to coil 15, conductor 9 motion cutting magnetic induction line can produce induced-current.

The outer part of the fixed shaft 14 is movably connected with a stop block 16, the surface of the gear plate 3 is provided with a square hole, the supporting shell 10 is fixedly connected with the inner side of the square hole, the main materials of the electrorheological body 11 are gypsum and lime, carbon powder and olive oil, the current variant 11 is solid under the on-state of specified current magnitude, be liquid under the off-state, three fourths of the inner space of the supporting shell 10 that the current variant 11 accounts for, the inside of current variant 11 is provided with leads electrical pillar, the outside swing joint of blockking block 16 has not less than three short spring, all short spring equal swing joint are in the outside of fixed axle 14, the inside fixedly connected with solenoid valve 17 of shell 1, the outside fixedly connected with shower nozzle 18 of solenoid valve 17, solenoid valve 17 is inside can form the passageway after the circular telegram, water can flow into shower nozzle 18 through the inside passageway of solenoid valve 17, shower nozzle 18 can spout water, cool down the bearing.

The pivot 2 is connected with the drive power supply electricity, conductor 9 is connected with leading electrical pillar electricity, coil 15, solenoid valve 17, the sander is all connected with external power supply electricity, drive power supply, external power supply, the contact all is connected with control maincenter electricity, under the interact through all structures of this device, can make and in time fix it in putting into this device at the bearing, the polishing of outer lane is carried out to it to control maincenter control sander simultaneously, in time cool down it at the in-process of polishing, prevent that it from producing higher error because surface temperature is too high, just so can guarantee product quality's qualification rate, can save labourer's work load simultaneously, operator's production safety has been protected.

The device starts to be started, an operator puts a bearing to be processed into the device, when the bearing is contacted with a supporting plate 7, the resistance strain gauge is deformed under the action of a rolling ball, the resistance value of the resistance strain gauge is reduced, the current is increased, a control center controls an external power supply to electrify an air cylinder, the air cylinder drives a pushing block to move after being electrified, the pushing block drives a supporting block to move, the supporting block drives a top block to move, the top block moves to enable two clamping rods to move outwards under the action of a supporting spring 6, the two clamping rods move outwards and are respectively contacted with an inner ring of the bearing and an outer ring of the bearing so as to clamp the bearing, at the moment, the operator controls a driving power supply to drive a rotating shaft 2 to rotate through the control center, the control center controls the external power supply to supply power to a sander, a coil 15 and an electromagnetic valve 17, the rotating shaft 2 rotates to drive a gear disc 3 to, gear plate 3 rotates and drives clamping assembly 5 and rotate, clamping assembly 5 rotates and drives the bearing and rotate, the sander is rotatory after circular telegram, thereby polish the bearing, solenoid valve 17 circular telegram back, its inside can form the passageway, water can flow in shower nozzle 18 through the internal passage, thereby the purpose of cooling down to the bearing surface has been reached, there is magnetic field around coil 15 circular telegram it, at this moment, gear plate 3 rotates and drives conductor 9 motion, conductor 9 motion cutting magnetic induction line produces induced-current, at this moment, because the centrifugal force that the movable block received is less than expanding spring's elasticity, at this moment, the contact can not be triggered, thereby the circuit is not switched on, make ejector pin 13 and block 16 contacts when gear plate 3 rotates, block 16 and make ejector pin 13 compression connecting spring 12, thereby gear plate 3 normal rotation.

When the external factors act, the rotating shaft 2 stalls and rotates to drive the gear disc 3 to stall and rotate, the gear disc 3 rotates to drive the trigger assembly 8 to move, the centrifugal force applied to the movable block is larger than the elastic force of the telescopic spring, the movable block is thrown out to be contacted with the contact, the circuit is switched on, the control center controls the driving power supply to not drive the rotating shaft 2 to rotate any more, the gear disc 3 rotates to drive the conductor 9 to move, the conductor 9 moves to cut a magnetic induction line generated by the coil 15, the induced current generated by the conductor 9 enables the current variant 11 to be changed into a solid state through the conductive column, the ejector rod 13 cannot compress the connecting spring 12, the ejector rod 13 is contacted with the blocking block 16, the blocking block 16 compresses the short spring, and the gear disc 3 is gradually stopped under the action between the ejector rod.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A device for grinding a bearing and preventing it from stalling, comprising a housing (1), characterized in that: the inner part of the shell (1) is fixedly connected with a rotating shaft (2), the outer part of the rotating shaft (2) is movably connected with a gear disc (3), the outer part of the gear disc (3) is fixedly connected with a supporting seat (4), the outer part of the supporting seat (4) is movably connected with a clamping component (5), the outer part of the clamping component (5) is movably connected with a supporting spring (6), the outer part of the supporting spring (6) is movably connected with a supporting plate (7), the inner part of the gear disc (3) is movably connected with a triggering component (8), the inner part of the gear disc (3) is fixedly connected with a conductor (9), the inner part of the gear disc (3) is fixedly connected with a supporting shell (10), the inner part of the supporting shell (10) is provided with an electric current variant body (11), the inner part of the supporting shell (10) is movably connected with a connecting spring (12), the outer part of the, the coil (15) is fixedly connected inside the fixed shaft (14), the blocking block (16) is movably connected outside the fixed shaft (14), the electromagnetic valve (17) is fixedly connected inside the shell (1), and the spray head (18) is fixedly connected outside the electromagnetic valve (17).

2. A device for grinding a bearing and preventing stalling thereof according to claim 1, wherein: the utility model discloses a gear grinding machine, including shell (1), feed hole, the outside swing joint of shell (1) has the sander, and the specification phase-match of feed hole and sander, the hole that leaks has been seted up on the surface of shell (1), and the inside of shell (1) is provided with the boss, and the surface of boss is provided with the slide rail, the outside fixedly connected with slider of toothed disc (3), slider swing joint is in the inboard of slide rail.

3. A device for grinding a bearing and preventing stalling thereof according to claim 1, wherein: centre gripping subassembly (5) mainly by the cylinder, promote the piece, the supporting shoe, the kicking block, two supporting rods are constituteed, the through-hole has been seted up to the inside of supporting seat (4), cylinder fixed connection is in the outside of through-hole, promote a swing joint in the outside of cylinder, supporting shoe swing joint is in the outside that promotes the piece, kicking block swing joint is in the outside of supporting shoe, the equal swing joint of two supporting rods is in the outside of kicking block, the spout has been seted up to the outside of supporting seat (4), supporting rod swing joint is in the inboard of spout, supporting spring (6) swing joint is in the outside of kicking block.

4. A device for grinding a bearing and preventing stalling thereof according to claim 1, wherein: the utility model discloses a gear plate, including backup pad (7), the inside fixedly connected with resistance strain gage of backup pad (7), the outside swing joint of backup pad (7) has the bearing, and the bearing comprises bearing outer lane, bearing inner circle, rolling ball, and the outside swing joint of resistance strain gage has the rolling ball, and the equal swing joint of bearing inner circle and bearing outer lane is in the outside of rolling ball, and four are no less than in the quantity of centre gripping subassembly (5), the even distribution in the outside of toothed disc (3) of angle such as all centre gripping subassemblies (5).

5. A device for grinding a bearing and preventing stalling thereof according to claim 1, wherein: trigger subassembly (8) mainly comprise box, expanding spring, movable block, and the inside of box is fixed with the contact, and box fixed connection is in the inside of toothed disc (3), and expanding spring swing joint is in the inside of box, and movable block swing joint is in expanding spring's outside, and the quantity of trigger subassembly (8) is no less than three, and all trigger subassemblies (8) wait the even inside of distribution of angle in toothed disc (3).

6. A device for grinding a bearing and preventing stalling thereof according to claim 1, wherein: the surface of the gear plate (3) is provided with a square hole, the supporting shell (10) is fixedly connected to the inner side of the square hole, main materials of the current variant (11) are gypsum, lime, carbon powder and olive oil, the current variant (11) is solid under the power-on state of specified current amount, the current variant (11) is liquid under the non-power-on state, the current variant (11) occupies three fourths of the inner space of the supporting shell (10), a conductive column is arranged inside the current variant (11), the blocking block (16) is movably connected with at least three short springs in the outer portion, and all the short springs are movably connected to the outer portion of the fixed shaft (14).

7. A device for grinding a bearing and preventing stalling thereof according to claim 1, wherein: the rotating shaft (2) is electrically connected with a driving power supply, the conductor (9) is electrically connected with the conductive column, the coil (15), the electromagnetic valve (17) and the sander are all electrically connected with an external power supply, and the driving power supply, the external power supply and the contact are all electrically connected with the control center.