The hydraulic pressure discharge gate adjusting device of jaw crusher
Technical field
The present invention relates to the hydraulic pressure discharge gate adjusting device of discharge gate governor motion, the especially jaw crusher of jaw crusher.
Background technology
Discharge gate adjusting device is one of jaw crusher key mechanism, and its Main Function is the nesting population size that regulates jaw crusher, so that device fabrication goes out the product specification that user needs.Domestic discharge gate adjusting device is all generally the adjusting form that adopts bracket and wedge combinations, it consists of parts such as bracket seat groove, bracket seat, backing plate, voussoir, adjusting screw device, brackets, while regulating discharge gate, adopt artificial mode to rotate adjusting screw thread in equipment both sides simultaneously, thereby promote voussoir, move mouthful adjusting of realization material.Current discharge gate adjusting device is troublesome poeration when carrying out discharge gate adjusting; complex structure; during installation, waste time and energy; in addition, because bracket is generally longer, when running into admant material, be easy to fracture; and cause that disintegrating machine shuts down; whole device steadiness is not high, the inefficiency of equipment, and use cost is high.
Summary of the invention
Object of the present invention solves the problems of the prior art exactly, a kind of hydraulic pressure discharge gate adjusting device of jaw crusher is proposed, can simplify the structure of hydraulic pressure discharge adjusting device, make to install easier, more convenient operation, when improving the steadiness of whole device, improve the operating efficiency of equipment, reduce the use cost of equipment.
For achieving the above object, the present invention proposes a kind of hydraulic pressure discharge gate adjusting device of jaw crusher, comprise hydraulic cylinder, bottom plate, train wheel bridge, the first bracket, the second bracket, the first bracket seat, the second bracket seat, pull bar, spring and nut, described hydraulic cylinder comprises cylinder barrel, piston, Compress Spring, push rod, hydraulic oil pipe joint, sensor head and annular magnet, the two ends of described hydraulic cylinder are connected with train wheel bridge with bottom plate respectively, the outside of described bottom plate is connected with the first bracket, the outside of train wheel bridge is connected with the second bracket, the first bracket is connected with the first bracket seat by arc contact surface, the second bracket is also connected with the second bracket seat by arc contact surface, the left end of the cylinder barrel in described hydraulic cylinder is provided with the push rod that can move left and right with respect to cylinder barrel, the piston that can move left and right is installed between push rod and cylinder barrel, between described push rod and piston, be provided with Compress Spring, on described cylinder barrel, hydraulic oil pipe joint is installed, hydraulic oil pipe joint communicates with the cavity on cylinder barrel inner carrier right side, described annular magnet is fixedly mounted on piston, sensor head one end is fixedly mounted on cylinder barrel, the other end passed in the centre bore that annular magnet stretches into piston, described bottom plate and train wheel bridge two ends are equipped with pull bar, one end of pull bar is hook-shape structure, the other end is provided with spring and nut, the two ends of described the first bracket seat and the second bracket seat are equipped with groove hanging structure, the length of described the first bracket seat and the second bracket seat is 80~120mm, hook-shape structure on described pull bar is connected on groove hanging structure through bottom plate or train wheel bridge.
As preferably, between described annular magnet and piston, be provided with non-magnetic separate spacers, reduce external magnetic field and disturb, improve the precision of sensor.
As preferably, on the outer peripheral face of described piston, have at least one circle seal groove, sealing ring is installed in seal groove, the outer peripheral face of sealing ring is close to the inner peripheral surface of cylinder barrel, described sealing ring adopts O RunddichtringO, and piston guide ring is all installed on the left side of described piston and right side, further improves sealing effectiveness, promoted product quality, simple in structure, cost is low, and good sealing effect, improve the stability of piston movement, extend product service life.
As preferably, the two ends of described hydraulic cylinder are connected with train wheel bridge with bottom plate by bolt respectively, bottom plate and train wheel bridge are also connected respectively on the first bracket and the second bracket by bolt, make the structure of bottom plate and train wheel bridge more firm, thereby make dedicated hydraulic cylinder difficult drop-off.
As preferably, described groove hanging structure is comprised of two identical fixed heads and pin, on described fixed head, have osculum, described two fixed heads are parallel to be oppositely fixed on the first bracket seat and the second bracket seat, the two ends of described pin are fixed through the aperture on two fixed heads respectively, hook-shape structure on pull bar is connected on pin, by the combination of fixed head and pin, realized the function of steady brace, by pin is fixed on fixed head, again pull bar is articulated on pin, when increasing device steadiness, simplified the operation to device, make whole device more firm.
As preferably, the hydraulic pressure discharge gate adjusting device of described jaw crusher also comprises spring guide ring (8), described spring guide ring is arranged between spring and nut, has realized the work of effective control spring by spring guide ring, has simplified the operating process of device.
As preferably, described bracket length is 100mm, uses the bracket that length is 100mm, can effectively avoid the shutdown that fractureed and cause by admant material because of bracket, thereby has improved the operating efficiency of disintegrating machine, has reduced the use cost of equipment.
Beneficial effect of the present invention: the present invention can simplify the structure of hydraulic pressure discharge adjusting device, make to install easier, more convenient operation, when improving the steadiness of whole device, the operating efficiency of raising equipment, the use cost of reduction equipment, by traditional bracket is improved to hydraulic cylinder, by hydraulic cylinder, realize the discharge regulating action of discharge gate adjusting device, and hydraulic system and sensor technology are set in hydraulic cylinder realize the accurate control to piston position, thereby realize the accurate control of hydraulic pressure discharge gate adjusting device to jaw crusher nesting population size, in addition, by being set on bracket seat, groove hanging structure realizes fixing pull bar, thereby realize fixing hydraulic cylinder, thereby reach the effect of firm whole device, moreover, between bracket and bracket seat, by arc contact surface is rotatable, contact, and the length of first bracket and the second bracket is set to 100mm, the risk of having avoided bracket easily to be fractureed by admant material, promoted product quality, extended product service life.
Feature of the present invention and advantage will be elaborated by reference to the accompanying drawings by embodiment.
[accompanying drawing explanation]
Fig. 1 is the stereogram of the hydraulic pressure discharge gate adjusting device of a kind of jaw crusher of the present invention;
Fig. 2 is the top view of the hydraulic pressure discharge gate adjusting device of a kind of jaw crusher of the present invention;
Fig. 3 is the left view of the hydraulic pressure discharge gate adjusting device of a kind of jaw crusher of the present invention;
Fig. 4 is the cutaway view of the hydraulic pressure discharge gate adjusting device of a kind of jaw crusher of the present invention;
Fig. 5 is the cutaway view of the A-A of Fig. 4;
Fig. 6 is the cutaway view of hydraulic cylinder in the hydraulic pressure discharge gate adjusting device of a kind of jaw crusher of the present invention;
Fig. 7 is the installation diagram of the hydraulic pressure discharge gate adjusting device of a kind of jaw crusher of the present invention.
[specific embodiment]
Consult Fig. 1, 2, 3, 4, the hydraulic pressure discharge gate adjusting device 22 of jaw crusher, comprise hydraulic cylinder 4, bottom plate 2, train wheel bridge 3, the first bracket 1, the second bracket 10, the first bracket seat 5, the second bracket seat 11, cylinder barrel 41, piston 42, Compress Spring 44, push rod 43, hydraulic oil pipe joint 45, sensor head 48, annular magnet 49, pull bar 6, spring 7 and nut 9, the two ends of described hydraulic cylinder 4 are connected with train wheel bridge 3 with bottom plate 2 respectively, the outside of described bottom plate 2 is connected with the first bracket 1, the outside of train wheel bridge 3 is connected with the second bracket 10, the first bracket 1 is connected with the first bracket seat 5 by arc contact surface as shown in Figure 5, the arc contact surface that the second bracket 10 also passes through is as shown in Figure 5 connected with the second bracket seat 11, as shown in Figure 6, the left end of the cylinder barrel 41 in described hydraulic cylinder 4 is provided with the push rod 43 that can move left and right with respect to cylinder barrel 41, the piston 42 that can move left and right is installed between push rod 43 and cylinder barrel 41, between described push rod 43 and piston 42, be provided with Compress Spring 44, on described cylinder barrel 41, hydraulic oil pipe joint 45 is installed, hydraulic oil pipe joint 45 communicates with the cavity on cylinder barrel 41 inner carrier 42 right sides, described annular magnet 49 is fixedly mounted on piston 42, sensor head 48 one end are fixedly mounted on cylinder barrel 41, the other end passed in the centre bore that annular magnet 49 stretches into piston 42, described bottom plate 2 and train wheel bridge 3 two ends are equipped with pull bar 6, one end of pull bar 6 is hook-shape structure, the other end is provided with spring 7 and nut 9, the two ends of described the first bracket seat 5 and the second bracket seat 11 are equipped with groove hanging structure, the length of described the first bracket seat 5 and the second bracket seat 11 is 100mm, hook-shape structure on described pull bar 6 is connected on groove hanging structure through bottom plate 2 or train wheel bridge 3, described hydraulic pressure discharge gate adjusting device is connected with disintegrating machine with the second bracket seat 11 by the first bracket seat 5, between described annular magnet 49 and piston 42, be provided with non-magnetic separate spacers 50, on the outer peripheral face of described piston 42, have at least one circle seal groove, sealing ring 47 is installed in seal groove, the outer peripheral face of sealing ring 47 is close to the inner peripheral surface of cylinder barrel 41, described sealing ring 47 adopts O RunddichtringO 47, piston guide ring 46 is all installed on the left side of described piston 42 and right side, the two ends of described hydraulic cylinder 4 are connected with train wheel bridge 3 with bottom plate 2 by bolt respectively, bottom plate 2 and train wheel bridge 3 are also connected respectively on the first bracket 1 and the second bracket 10 by bolt, described groove hanging structure is comprised of two identical fixed heads 12 and pin 13, on described fixed head 12, have osculum, described two fixed heads 12 are parallel to be oppositely fixed on the first bracket seat 5 and the second bracket seat 11, the two ends of described pin 13 are fixed through the aperture on two fixed heads 12 respectively, hook-shape structure on pull bar 6 is connected on pin 13, the hydraulic pressure discharge gate adjusting device of described jaw crusher also comprises spring guide ring 8, described spring guide ring 8 is arranged between spring 7 and nut 9, as shown in Figure 7, described the first bracket seat 5 is connected with the moving gnathosoma 21 of disintegrating machine, the second bracket seat 11 is connected with the afer bay 23 of disintegrating machine.
The course of work of the present invention: in the hydraulic pressure discharge gate adjustment device work process of jaw crusher, by hydraulic cylinder 4, regulate the size of the discharge gate of jaw crusher, in hydraulic cylinder 4 courses of work, the reciprocating motion of hydraulic cylinder 4 is realized by the flexible of Compress Spring 44 in push rod 43 chambeies, and hydraulic system and sensor head 48 are realized the displacement of the hydraulic cylinder 4 of controlling jaw crusher hydraulic pressure discharge gate adjusting device.When needs extend push rod 43, as long as pressure oil, in hydraulic oil pipe joint 45 injection liquid cylinder pressures 4, is promoted to piston 42 and moves under the effect of fluid pressure, annular magnet 49 is followed piston 42 and is moved, under the induction of sensor head 48, the displacement information of piston 42 is passed to control system, in like manner, when needs are retracted push rod 43, as long as by the pressure zero clearing of oil hydraulic system, push rod 43 is not in the situation that there is no ambient pressure, move to the right, make Compress Spring 44 compressed, sensor head 48 is passed to control system by the displacement information of piston 42, realize and accurately control hydraulic cylinder 4, in addition, hydraulic cylinder 4 is by bolt and bottom plate 2, train wheel bridge 3 connects, and pass through at spring 7 and pull bar 6 fixer cylinder pressures 4, make hydraulic cylinder 4 be not easy to come off, the fixing of pull bar 6 realized by the groove hanging structure on bracket seat, the direction of spring 7 is controlled and is realized by spring guide ring 8.The nut 9 that is fixed with of spring 7 is realized, the first bracket 1 is connected with bottom plate 2, train wheel bridge 3 respectively by bolt with the second bracket 10, the first bracket seat 5 of the hydraulic pressure discharge gate adjusting device of jaw crusher is connected with the moving gnathosoma of disintegrating machine, the second bracket seat 11 is connected with the afer bay of disintegrating machine, thereby realizes the hydraulic pressure discharge gate adjusting device of whole jaw crusher and being connected of disintegrating machine.
Above-described embodiment is to explanation of the present invention, is not limitation of the invention, any scheme after simple transformation of the present invention is all belonged to protection scope of the present invention.