Equipment for dismantling bearing
Technical field
The present invention relates to the technical field of auto parts machinery ancillary equipment, specifically discloses a kind of for dismantling setting for bearing
It is standby.
Background technology
In recent years, as social economy develops rapidly, the living standard of people gradually steps up, consumption of the people to automobile
More and more, market also the more becomes the more big to the demand of auto parts machinery, and bearing is an indispensable part in auto parts machinery.Axis
It is that component that is fixed and reducing load friction coefficient is played in mechanical transmission course to hold, when other parts produce each other on axis
Relative motion when, bearing can reduce the friction coefficient in power transmission process, and can holding shaft center fix.
The damage but bearing extremely easily deforms in disassembly process, seriously affects the precision of bearing, and that reduces bearing uses week
Phase.During tradition dismounting bearing, staff can use sledgehammer or other instruments, and bearing, so meeting are dismantled by artificial force
So that bearing face unbalance stress, be easy to cause bearing surface scuffing or bearing deformation, so as to influence bearing service life.Cause
This, the mode of mutual disassembly's bearing not only cannot be guaranteed the quality of bearing after dismounting, and the work efficiency for dismantling bearing also compares
It is lower.
The content of the invention
Present invention aims at a kind of equipment for dismantling bearing is provided, to hold when solving bearing removal in the prior art
The problem of easily damaged and mutual disassembly's efficiency of bearing is low.
In order to achieve the above object, base case of the invention is:Equipment for dismantling bearing, including rack and hydraulic pressure
Cylinder;Block is slidably fitted with the rack, vertical first passage and horizontal second channel are equipped with the block, it is described
First passage is connected with second channel, and wedge block is slidably connected in the first passage, is slidably connected in the second channel
There is sliding block, the side of the sliding block is connected with latch, spring, institute are connected between the opposite side of sliding block and the inner wall of second channel
State and threaded hole is offered on block, threaded hole is threadedly coupled the bolt for being useful for promoting sliding block;First is hinged with the rack
Rocking bar and the 4th rocking bar, the first rocking bar and the 4th rocking bar are symmetrical arranged along the central axes of block, one end hinge of first rocking bar
The second rocking bar is connected to, the other end of the first rocking bar is provided with clamping piece, and one end of the 4th rocking bar is hinged with the 3rd rocking bar, the
The other end of four rocking bars is provided with clamping piece, and the clamping piece is equipped with the groove that can clamp bearing, second rocking bar and the 3rd
Rocking bar is respectively hinged at the both ends of block;First piston is equipped with the hydraulic cylinder, is connected with first piston for impeller-hub
First piston bar;Cylinder body is installed in the rack, is equipped with second piston in cylinder body, cylinder body is divided into epicoele by second piston
Room and lower chambers, the second piston are connected with second piston bar, and second piston bar is fixedly connected with First piston bar;The cylinder
" u "-shaped pipe is provided with by body, " u "-shaped pipe one end is connected with cylinder body upper chamber, and the " u "-shaped pipe other end is equipped with nozzle, the " u "-shaped
Detergent is filled in pipe, the cylinder body roof offers opening, and opening is equipped with breather cheek valve.
The operation principle of this base case is:Screwing bolts, bolt pusher sliding block so that the latch on sliding block is resisted against
On the lozenges of wedge block.Start hydraulic cylinder, the First piston bar of hydraulic cylinder applies axial compressive force to the axis of bearing to be removed, will
Axis is against between First piston bar and block;First piston bar continues to apply pressure to axis, due to the position of latch limitation wedge block
Put, wedge block cannot slide in first passage, and therefore, axis promotes block to move up;And block is when moving up, due to
Two rocking bars and block are hinged so that the position of the second rocking bar changes, and the hinge joint of the second rocking bar and the first rocking bar is with
The hinged place of one rocking bar and rack starts to rotate counterclockwise for the center of circle, and the clamping piece on the first rocking bar rotates counterclockwise;Similarly, by
It is hinged in the 3rd rocking bar and block so that the position of the 3rd rocking bar changes, and the hinge joint of the 3rd rocking bar and the 4th rocking bar
Starting to rotate clockwise as the center of circle using the hinged place on the 4th rocking bar with rack, the clamping piece on the 4th rocking bar rotates clockwise,
Realize two clamping piece clamping bearings.At this time, bolt is screwed out, sliding block is retracted original position by spring, and latch is retracted in second channel,
Wedge block is able to slide in first passage;Hydraulic cylinder continuous firing, at this time bearing be clamped part and grip, First piston bar
Continue to press on axis to move up, until axis is separated with bearing.
In the above process, while First piston bar applies axial compressive force to axis, First piston bar drives second piston bar
Move up, the air of compression cylinder upper chamber, air enters in " u "-shaped pipe, and applies pressure to detergent liquid level so that clear
Clean dose sprays from nozzle, cleans clamped bearing.
The beneficial effect of this base case is:1st, the first rocking bar, the second rocking bar, the 3rd rocking bar, the 4th shake in this equipment
Bar and block form the mechanism of clamping bearing, and the upper surface and outer ring of bearing are clamped, and realize to bearing
Clamping, fix, while applies axial force to the axis on bearing using hydraulic cylinder so that axis departs from bearing, realizes to bearing
Dismounting, reduces the time needed for dismounting bearing, improves work efficiency;2nd, the clamping piece clamping in this equipment is bearing
Upper surface and outer ring, compared to for the device for only clamping bearing outer ring, connect when this equipment increases clamping bearing with bearing
Contacting surface is accumulated so that bearing uniform force during dismounting, is not susceptible to deform;3rd, during bearing is dismantled, originally set
It is standby that the power source of cylinder body is used as also by the use of hydraulic cylinder so that the gas in cylinder body enters extruded cleanser in " u "-shaped pipe, detergent
Bearing is sprayed to, the preliminary cleaning to bearing is realized, reduces the follow-up cleaning work amount of bearing, improve the effect of bearing cleaning work
Rate.
Further, the clamping piece is equipped with rubber sheet gasket.Avoid the direct contact bearing of clamping piece, score bearings.
Further, the bolt is equipped with spring washer, avoids bolt from loosening naturally.
Further, drainage plate is equipped with above the hydraulic cylinder, the drainage plate is equipped with water-absorbing sponge.Drainage plate can incite somebody to action
Sewage after bearing cleaning is drained at blowdown, avoids sewage from being directly sprinkled upon on hydraulic cylinder;In addition, set water-absorbing sponge be in order to
The sewage for preventing from falling down flashes.
Further, the " u "-shaped pipe is transparent " u "-shaped pipe, and " u "-shaped pipe is equipped with feed inlet, lid is equipped with feed inlet
Plate.So can directly, in Real Time Observation " u "-shaped pipe detergent amount, easy to the addition of detergent.
Brief description of the drawings
Fig. 1 is the structure diagram of the embodiment of the present invention;
Fig. 2 is the structure diagram of block in the embodiment of the present invention;
Fig. 3 is structure diagram when equipment is in running order in the embodiment of the present invention.
Embodiment
Below by the further details of explanation of embodiment:
Reference numeral in Figure of description includes:Hydraulic cylinder 1, first piston 101, First piston bar 102, the first rocking bar
2nd, the second rocking bar 3, block 4, the 3rd rocking bar 5, the 4th rocking bar 6, hinged place 7, clamping piece 8, first passage 9, wedge block 10, second
Passage 11, sliding block 12, latch 13, spring 14, bolt 15, cylinder body 16, second piston 161, second piston bar 162, " u "-shaped pipe
17th, breather cheek valve 18, bearing 19, axis 20.
Embodiment
The equipment for dismantling bearing as shown in Figure 1, including rack and hydraulic cylinder 1, are slidably fitted with block in rack
4, as shown in Fig. 2, being equipped with first passage 9 and second channel 11 in block 4, first passage 9 is connected with second channel 11, and first is logical
Wedge block 10 is slidably connected in road 9, sliding block 12 is slidably connected in second channel 11, the left side of sliding block 12 is connected with latch
13, spring 14 is connected between the right side of sliding block 12 and the inner wall of second channel 11, threaded hole, threaded hole are offered on block 4
It is threaded with bolt 15.
The first rocking bar 2 and the 4th rocking bar 6 are fixedly hinged with rack, the first rocking bar 2 and the 4th rocking bar 6 are along block 4
Axisymmetrical is set, and the upper end of the first rocking bar 2 is hinged with the second rocking bar 3, and the upper end of the 4th rocking bar 6 is hinged with the 3rd rocking bar 5, the
The lower end of one rocking bar 2 and the 4th rocking bar 6 is separately installed with clamping piece 8, and clamping piece 8 is equipped with the groove that can clamp bearing;Second shakes
3 and the 3rd rocking bar 5 of bar is respectively articulated with the both ends of block 4.
First piston 101 is equipped with hydraulic cylinder 1, the First piston bar of energy impeller-hub 20 is connected with first piston 101
102;Cylinder body 16 is installed in rack, is equipped with second piston 161 in cylinder body 16, cylinder body 16 is divided into sealing by second piston 161
Upper chamber and lower chambers;Second piston 161 is connected with second piston bar 162, second piston bar 162 and First piston bar 102
It is fixedly connected.The left side of cylinder body 16 is equipped with transparent " u "-shaped pipe 17, and the right end of " u "-shaped pipe 17 is connected with upper chamber, " u "-shaped pipe
17 left end is equipped with nozzle, and detergent is filled in " u "-shaped pipe 17, and the roof of upper chamber is equipped with opening, and opening is equipped with unidirectional
Intake valve 18.
When this equipment works, first by spanner screwing bolts 15, the left end of bolt 15 promotes sliding block 12 to slide to the left, bullet
Spring 14 stretches, and the left end of latch 13 is resisted against on the lozenges of wedge block 10, prevents wedge block 10 from being slid up in first passage 9
It is dynamic.Secondly, start hydraulic cylinder 1, promote 101 upward sliding of first piston, First piston bar 102 is immediately on bearing 19 to be removed
Axis 20 apply upward pressure so that axis 20 is against between First piston bar 102 and wedge block 10;First piston bar 102 after
Continuous movement upwards, applies axis 20 and upwards pressure, and at this time since latch 13 limits the position of wedge block 10, wedge block 10 is fixed
In first passage 9, so, axis 20 promotes block 4 to move up;And block 4 is when moving up, due to the right side of the second rocking bar 3
The left end of end and block 4 is hinged so that the right end of the second rocking bar 3 moves up, the hinge joint of the second rocking bar 3 and the first rocking bar 2
Start to rotate counterclockwise for the center of circle with the first rocking bar 2 and the hinged place 7 of rack, the clamping piece 8 on the first rocking bar 2 turns counterclockwise
It is dynamic;Similarly, since the left end of the 3rd rocking bar 5 and the right end of block 4 are hinged so that the left end of the 3rd rocking bar 5 moves up, and the 3rd
The hinge joint of 5 and the 4th rocking bar 6 of rocking bar starts to rotate clockwise with the 4th rocking bar 6 and the hinged place 7 of rack for the center of circle, and the 4th shakes
Clamping piece 8 on bar 6 rotates clockwise, and two clamping pieces 8 clamp the upper surface and outer ring of bearing 19 respectively, with this to bearing 19
Gripped, as shown in Figure 3.At this time, bolt 15 is screwed out with spanner opposite direction, under the elastic force effect of spring 14, sliding block
12 are pulled original position, and latch 13 is retracted in second channel 11, no longer limit 10 upward sliding of wedge block;In the work of hydraulic cylinder 1
Under, First piston bar 102 continues impeller-hub 20 and moves up, and is gripped since bearing 19 is clamped part 8, First piston bar
102 pairs of axis 20, which apply, to upward pressure so that bearing 19 and axis 20 relatively move, until axis 20 divides completely with bearing 19
From the dismounting of completion bearing 19.
In the above process, while First piston bar 102 applies upward pressure to axis 20, First piston bar 102 drives the
Two piston rods 162 move up, the air of 16 upper chamber of compression cylinder, and air enters in " u "-shaped pipe 17, and detergent liquid level is applied
Plus-pressure so that detergent is sprayed from nozzle, is cleaned to the bearing 19 in clamping.
After the dismounting for completing bearing 19, First piston bar 102 moves downward, and axis 20 also moves down therewith, removes axis 20
Backstop 4 loses support, under drop back into original position, while clamping piece 8 unclamps bearing 19 and homing, removes bearing 19 at this time.The
Second piston bar 162 is driven to move downward while one piston rod 102 moves downward, the also slide downward of second piston 161, cylinder body
The internal pressure of 16 upper chamber reduces, and air is entered the upper chamber of cylinder body 16 by breather cheek valve 18, to balance the internal pressure of upper chamber.
Above-described is only the embodiment of the present invention, and the general knowledge such as known concrete structure and characteristic is not made herein in scheme
Excessive description., without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these are implemented all without the influence present invention
Effect and practical applicability.