CN206064491U - Jaw crusher - Google Patents
Jaw crusher Download PDFInfo
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- CN206064491U CN206064491U CN201621030840.3U CN201621030840U CN206064491U CN 206064491 U CN206064491 U CN 206064491U CN 201621030840 U CN201621030840 U CN 201621030840U CN 206064491 U CN206064491 U CN 206064491U
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- Prior art keywords
- tooth plate
- hydraulic cylinder
- jaw tooth
- controller
- discharge gate
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Abstract
The utility model discloses a kind of jaw crusher.Jaw crusher includes frame, determine jaw tooth plate and dynamic jaw tooth plate, determine jaw tooth plate to be fixedly installed with frame, dynamic jaw tooth plate is movably disposed relative to jaw tooth plate is determined, the lower end of the lower end and dynamic jaw tooth plate of determining jaw tooth plate forms discharge gate, jaw crusher also includes discharge gate automatic regulating system, discharge gate automatic regulating system includes controller and actuation means, actuation means and dynamic jaw tooth plate drive connection, controller is coupled with actuation means with according to setting value and drive dynamic jaw tooth plate motion to adjust the distance between the lower end for determining jaw tooth plate and lower end of dynamic jaw tooth plate to adjust the size of discharge gate automatically controlling actuation means.Jaw crusher of the present utility model is determining jaw tooth plate or dynamic jaw tooth plate after abrasion causes discharge gate to become big, the size of discharge gate can be automatically adjusted by controller, and without the need for the adjustment of artificial cycle, therefore improve the regulation efficiency of discharge gate.
Description
Technical field
This utility model is related to engineering machinery field, more particularly to a kind of jaw crusher.
Background technology
Jaw crusher includes dynamic jaw and determines jaw.Dynamic jaw carries out reciprocally swinging by eccentric shaft drive and realizes the broken of material
It is broken.In order to be more conducive to the broken of material, move on jaw equipped with dynamic jaw tooth plate, determine on jaw equipped with determining jaw tooth plate, dynamic jaw tooth plate most under
Hold and determine the region between the bottom of jaw tooth plate and be discharge gate.The size of discharge gate is the guarantee discharging matter of jaw crusher
The important indicator of amount.
With crushing for a large amount of materials, there is abrasion, the particularly region at discharge gate with jaw tooth plate is determined in dynamic jaw tooth plate
Abrasion is very fast, and discharge gate can become larger, and then can affect to discharge the size of material.In order to compensate because of dynamic jaw tooth in prior art
Plate and determine jaw tooth plate abrasion and the size to discharge gate impact, the row of jaw crusher is typically periodically adjusted by operator
The size of material mouth, such adjustment work are less efficient.
Utility model content
The purpose of this utility model is to provide a kind of jaw crusher, is deposited with solving jaw crusher of the prior art
Discharge gate the less efficient problem of regulation.
This utility model provides a kind of jaw crusher, including frame, determines jaw tooth plate and dynamic jaw tooth plate, determines jaw tooth plate and machine
Frame is fixedly installed, and dynamic jaw tooth plate is movably disposed relative to jaw tooth plate is determined, and determines the lower end of jaw tooth plate and the lower end of dynamic jaw tooth plate
Formed discharge gate, jaw crusher also include discharge gate automatic regulating system, discharge gate automatic regulating system include controller and
Actuation means, actuation means and dynamic jaw tooth plate drive connection, controller couple with according to setting value to control with actuation means automatically
Actuation means processed drive the motion of dynamic jaw tooth plate to adjust the distance between the lower end for determining jaw tooth plate and lower end of dynamic jaw tooth plate to adjust
The size of section discharge gate.
Further, actuation means include first hydraulic cylinder, first hydraulic cylinder and dynamic jaw tooth plate drive connection, controller root
According to the stroke desired value the stroke according to stroke desired value control first hydraulic cylinder of preset value calculation first hydraulic cylinder.
Further, discharge gate automatic regulating system also includes the displacement transducer coupled with controller, displacement transducer
The stroke actual value of detection first hydraulic cylinder simultaneously sends stroke actual value to controller, and controller receives stroke actual value
And feedback control is carried out to stroke according to stroke desired value.
Further, discharge gate automatic regulating system also includes the first control valve coupled with controller, the first control valve
It is connected with first hydraulic cylinder, controller controls the stroke of the action control first hydraulic cylinder of valve by control first.
Further, discharge gate automatic regulating system also includes the first pressure sensor coupled with controller, the first pressure
The oil pressure the oil pressure value to controller transmission first hydraulic cylinder of the inner chamber of force transducer detection first hydraulic cylinder, controller are received
According to the oil pressure value of first hydraulic cylinder, the oil pressure value of first hydraulic cylinder simultaneously judges whether the size of discharge gate is zero and records as row
The stroke zero point value of first hydraulic cylinder when the size of material mouth is zero, controller judge dynamic jaw according to the change of stroke zero point value
Tooth plate is determined the wear extent of jaw tooth plate and exports cue after wear extent reaches certain value.
Further, discharge gate automatic regulating system also includes take-up device, take-up device and dynamic jaw tooth plate drive connection,
Controller couple with take-up device with according to tightening force set value calculation take-up device by dynamic jaw tooth plate to away from determining jaw tooth plate
Direction tenses.
Further, take-up device includes second hydraulic cylinder, second hydraulic cylinder and dynamic jaw tooth plate drive connection, controller root
Oil pressure desired value according to tightening force preset value calculation second hydraulic cylinder the oil pressure desired value control second according to second hydraulic cylinder
Hydraulic cylinder it is flexible.
Further, discharge gate automatic regulating system includes the second pressure sensor coupled with controller, second pressure
The oil pressure value the oil pressure to controller transmission second hydraulic cylinder of the second hydraulic cylinder of the inner chamber of sensor detection second hydraulic cylinder
Actual value, controller receive the oil pressure actual value of second hydraulic cylinder and according to the oil pressure desired value of second hydraulic cylinder come to the second liquid
The flexible of cylinder pressure carries out feedback control.
Further, take-up device also includes the second control valve coupled with controller, the second control valve and the second hydraulic pressure
Cylinder connects, and controller controls valve events by control second and controls the flexible of second hydraulic cylinder.
The jaw crusher provided based on this utility model and discharge gate control method, jaw crusher are included frame, are determined
Jaw tooth plate and dynamic jaw tooth plate, are determined jaw tooth plate and are fixedly installed with frame, and dynamic jaw tooth plate is movably disposed relative to jaw tooth plate is determined, fixed
The lower end of jaw tooth plate forms discharge gate with the lower end of dynamic jaw tooth plate, and jaw crusher also includes discharge gate automatic regulating system, row
Material mouth automatic regulating system includes controller and actuation means, actuation means and dynamic jaw tooth plate drive connection, controller and actuating
Device couple with according to setting value automatically control actuation means drive dynamic jaw tooth plate motion adjust the lower end for determining jaw tooth plate with
The distance between lower end of dynamic jaw tooth plate is with the size of regulation discharge gate.Controller couple with actuation means with according to setting value from
Dynamic control actuation means drive the motion of dynamic jaw tooth plate to adjust the distance between the lower end for determining jaw tooth plate and lower end of dynamic jaw tooth plate
To adjust the size of discharge gate, compared with prior art, jaw crusher of the present utility model is determining jaw tooth plate or dynamic jaw tooth plate
After abrasion causes discharge gate to become big, directly the size of discharge gate can be automatically adjusted by controller, and need not
It is artificial periodically to adjust, therefore improve the regulation efficiency of discharge gate.The regulation efficiency of the size of discharge gate is improved, when shortening regulation
Between, thus improve the work efficiency of jaw crushing machine operation.
By detailed description referring to the drawings to exemplary embodiment of the present utility model, it is of the present utility model other
Feature and its advantage will be made apparent from.
Description of the drawings
Accompanying drawing described herein is used for providing further understanding to of the present utility model, constitutes the part of the application,
Schematic description and description of the present utility model is used to explain this utility model, does not constitute to of the present utility model improper
Limit.In the accompanying drawings：
Structural representations of the Fig. 1 for the jaw crusher of this utility model embodiment；
Fig. 2 is the structural representation of the actuation means shown in Fig. 1；
Fig. 3 is the N portions partial enlargement structural representation shown in Fig. 2；
Fig. 4 is the M portions partial enlargement structural representation shown in Fig. 1；
Principle schematics of the Fig. 5 for the control method of the discharge gate of the jaw crusher of this utility model embodiment.
Each reference is represented respectively：
1- determines jaw tooth plate；The dynamic jaw tooth plates of 2-；3- determines jaw body；The dynamic jaw bodies of 4-；5- frames；6- actuation means；61- elbows
Plate；62- first hydraulic cylinders；63- the second bracket seats；64- backing plates；The first voussoirs of 65-；The second voussoirs of 66-；67- displacement transducers；
68- the first bracket seats；7- take-up devices；71- pull bars；72- spring mounting seats；73- springs；74- second hydraulic cylinders；75- bushings；
The first cushion collars of 76-；The second cushion collars of 77-；78- glands.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole
Embodiment.It is illustrative below to the description only actually of at least one exemplary embodiment, never as to this practicality
New and its application or any restriction for using.Based on the embodiment in this utility model, those of ordinary skill in the art are not having
There is the every other embodiment obtained under the premise of making creative work, belong to the scope of this utility model protection.
Unless specifically stated otherwise, the part for otherwise illustrating in these embodiments and the table positioned opposite, digital of step
Scope of the present utility model is not limited up to formula and numerical value.Simultaneously, it should be appreciated that for the ease of description, each shown in accompanying drawing
The size of individual part is not to draw according to actual proportionate relationship.For skill known to person of ordinary skill in the relevant
Art, method and apparatus may be not discussed in detail, but in the appropriate case, the technology, method and apparatus should be considered to award
A part for power description.In all examples of shown here and discussion, any occurrence should be construed as merely example
Property, not as restriction.Therefore, the other examples of exemplary embodiment can have different values.It should be noted that：It is similar
Label and letter similar terms is represented in following accompanying drawing, therefore, once be defined in a certain Xiang Yi accompanying drawing, then with
Which need not be further discussed in accompanying drawing afterwards.
For the ease of description, space relative terms can be used here, such as " ... on ", " ... top ",
" in ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation levied.It should be appreciated that space relative terms are intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.For example, if the device in accompanying drawing is squeezed, it is described as " in other devices
To be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and
And respective explanations are made to the relative description in space used herein above.
The jaw crusher of each embodiment of this utility model includes frame, determines jaw tooth plate and dynamic jaw tooth plate.Determine jaw tooth plate with
Frame is fixedly installed, and dynamic jaw tooth plate is movably disposed relative to jaw tooth plate is determined, and determines under the lower end of jaw tooth plate and dynamic jaw tooth plate
End forms discharge gate.Jaw crusher also includes discharge gate automatic regulating system, and discharge gate automatic regulating system includes controller
And actuation means, actuation means and dynamic jaw tooth plate drive connection.Controller couple with actuation means with according to setting value come automatically
Control actuation means drive dynamic jaw tooth plate motion adjust the distance between the lower end for determining jaw tooth plate and lower end of dynamic jaw tooth plate with
Adjust the size of discharge gate.
Controller couples so that the dynamic jaw tooth plate motion of actuation means drive is automatically controlled according to setting value to adjust with actuation means
Section determine the distance between the lower end of jaw tooth plate and lower end of dynamic jaw tooth plate with the size of regulation discharge gate, thus with prior art phase
Than the jaw crusher of, this utility model embodiment determining jaw tooth plate or dynamic jaw tooth plate because of abrasion come after causing discharge gate to become big,
Directly the size of discharge gate can be automatically adjusted by controller, and without the need for manually periodically adjusting, therefore improve discharge
The regulation efficiency of mouth.The regulation efficiency of the size of discharge gate is improved, and is shortened regulating time, thus is improved jaw crushing machine operation
Work efficiency.
The structure of the jaw crusher of one specific embodiment of this utility model will be carried out in detail according to Fig. 1 to Fig. 4 below
Explanation.
As shown in figure 1, the jaw crusher of the present embodiment includes frame 5, determines jaw body 3, determines jaw tooth plate 1, dynamic jaw body 4
With dynamic jaw tooth plate 2.Wherein, determine jaw body 3 be fixedly installed relative to frame 5 and determine jaw tooth plate 1 be installed in determine jaw body 3 with it is dynamic
On the relative side of jaw body 4.Dynamic jaw tooth plate 2 is installed on the side relative with jaw body 3 is determined of dynamic jaw body 4, moves jaw sheet
Body 4 is movably disposed relative to jaw body 3 is determined, and the lower end of the lower end and dynamic jaw tooth plate 2 of determining jaw tooth plate 1 forms discharge gate.
Jaw crusher also includes discharge gate automatic regulating system, and discharge gate automatic regulating system includes controller and actuating
Device 6, actuation means 6 and dynamic 2 drive connection of jaw tooth plate.Controller couples with according to setting value to control with actuation means 6 automatically
Actuation means processed 6 drive dynamic jaw tooth plate 2 to move to adjust the distance between the lower end for determining jaw tooth plate 1 and lower end of dynamic jaw tooth plate 2
To adjust the size of discharge gate.
Preferably, actuation means include first hydraulic cylinder 62.First hydraulic cylinder 62 and dynamic 2 drive connection of jaw tooth plate.Control
Device controls first hydraulic cylinder 62 according to the stroke desired value of preset value calculation first hydraulic cylinder 62 and according to stroke desired value
Stroke.Controller is controlled according to the stroke desired value of preset value calculation first hydraulic cylinder 62 and according to stroke desired value
The stroke of first hydraulic cylinder 62 improves the accuracy of the size adjustment of discharge gate, and then beneficial to the discharging of guarantee jaw crusher
The stability of granularity.
Stroke desired value of the controller according to preset value calculation first hydraulic cylinder 62, controller both can directly according to
Formula between the stroke and the size of discharge gate of one hydraulic cylinder 62 calculates the stroke desired value of first hydraulic cylinder 62,
The stroke desired value of first hydraulic cylinder 62 can also be calculated by the method tabled look-up.
Specifically in the present embodiment, as depicted in figs. 1 and 2, actuation means 6 are included located at the dynamic jaw tooth plate 2 and frame 5
Between voussoir adjustment structure.Voussoir adjustment structure includes the first voussoir 65 and the second voussoir 66, the inclined-plane of the second voussoir 66 and
The relative setting of fitting in the inclined-plane of the first voussoir 65, first hydraulic cylinder 62 drive the second voussoir 66 to move relative to the first voussoir 65,
Second voussoir 66 is connected to drive dynamic jaw tooth plate 2 to move with the dynamic jaw body 4.The inclined-plane of the first voussoir 65 and the second voussoir 66
Relative settings of fitting in inclined-plane, therefore, the second voussoir 66 is moved relative to the first voussoir 65 and allows for the second voussoir 66 and first
The distance between two sides positioned at both sides of voussoir 65 are in change, therefore allow for the dynamic jaw tooth being connected with the second voussoir 66
Plate 2 changes with the distance between jaw tooth plate 1 is determined.
More preferably, the first voussoir 65 and the second voussoir 66 can be relative to another wedge block movements, as shown in Fig. 2
One voussoir, 65 drive connection has driving oil cylinder, and now the first voussoir 65 and the second voussoir 66 can be while relative motion, Ke Yiti
Top adjustment efficiency.
In the present embodiment, the second voussoir 66 be by the second bracket seat 63 for being arranged on the second voussoir 66, bracket 61,
The first bracket seat 68 being arranged on dynamic jaw body 4 is driving dynamic jaw body 4 to move to drive the motion of dynamic jaw tooth plate 2.Such as Fig. 1
Shown, the two ends of bracket 61 are equipped with convex globoidal.First bracket seat 68 is provided with the first cancave cambered surface, and the second bracket seat 63 is provided with
Second cancave cambered surface, bracket 61 is by between the cooperation between convex globoidal and the first cancave cambered surface and convex globoidal and the second cancave cambered surface
Cooperation is connected between the first bracket seat 68 and the second bracket seat 63.
In order to accurately adjust the size of discharge gate, as shown in figure 3, discharge gate automatic regulating system also includes and controller coupling
The displacement transducer 67 of conjunction.As shown in figure 5, displacement transducer 67 detects the stroke actual value of first hydraulic cylinder 62 and to control
Device sends stroke actual value.Controller receives stroke actual value and carries out feedback control to stroke according to stroke desired value
System.Controller receives stroke actual value and compares stroke actual value with stroke desired value and then to first hydraulic cylinder 62
Stroke is controlled, and improves the regulation accuracy of the size of discharge gate, is further ensured that the discharging-material size of jaw crusher is steady
It is qualitative.
In the present embodiment, as shown in figure 3, displacement transducer 67 is arranged on the cylinder barrel of first hydraulic cylinder 62.
As shown in figure 5, discharge gate automatic regulating system also includes the first control valve coupled with controller, the first control valve
It is connected with first hydraulic cylinder 62, controller controls the stroke of the action control first hydraulic cylinder 62 of valve by control first.
Preferably, as shown in figure 5, discharge gate automatic regulating system also includes the first pressure sensing coupled with controller
Device, the oil pressure the oil pressure to controller transmission first hydraulic cylinder of the inner chamber of first pressure sensor detection first hydraulic cylinder 62
Value.Controller receives the oil pressure value of first hydraulic cylinder and judges that whether the size of discharge gate is according to the oil pressure value of first hydraulic cylinder
Zero and record when the size of discharge gate is zero first hydraulic cylinder 62 stroke zero point value.Controller is according to stroke zero point value
Change judge dynamic jaw tooth plate or determine the wear extent of jaw tooth plate and export cue after wear extent arrival certain value.Controller
Receive the oil pressure value of first hydraulic cylinder and judge whether the size of discharge gate is zero according to the oil pressure value of first hydraulic cylinder：In dynamic jaw
To jaw tooth plate 1 is determined during, dynamic jaw tooth plate 2 makes discharge gate with continuous being close to of the distance between jaw tooth plate 1 is determined to tooth plate 2
Size constantly diminishes, after dynamic jaw tooth plate 2 is with the distance between jaw tooth plate 1 vanishing is determined, the oil of the inner chamber of first hydraulic cylinder 62
Pressure can be raised, therefore controller can judge according to the oil pressure value of first hydraulic cylinder whether the size of discharge gate is zero.Work as control
After device judges that the size of discharge gate is zero, controller receives the stroke of the now first hydraulic cylinder detected by displacement transducer,
And it is recorded as stroke zero point value.The different thickness for determining jaw tooth plate 1 and dynamic jaw tooth plate 2 can make above-mentioned stroke zero point value not
Together, determine jaw tooth plate 1 and dynamic jaw tooth plate 2 weares and teares more serious, stroke zero point value is bigger.In the present embodiment, when stroke zero point
After value reaches certain value, controller output cue.Cue can be the alerting signal for changing tooth plate, or report
Alert signal.The jaw crusher of the present embodiment can realize that the replacing of tooth plate is reminded, and further increase the work of jaw crusher
Make automatization.
The size of discharge gate is adjusted to setting value, in order to the discharge gate for ensureing jaw crusher can in actuation means 6
Normal work, the discharge gate automatic regulating system of the present embodiment also include take-up device 7.Take-up device 7 is driven with dynamic jaw tooth plate 2
Connection.Controller is coupled dynamic jaw tooth plate 2 with take-up device 7 with the take-up device 7 according to tightening force set value calculation to remote
Tense from the direction for determining jaw tooth plate 1.
In the present embodiment, take-up device 7 is additionally operable to prevent bracket from departing from 61 from the first bracket seat 68 or the second bracket seat
Drop on 63.
Take-up device 7 includes second hydraulic cylinder 74.Second hydraulic cylinder 74 and dynamic 2 drive connection of jaw tooth plate, controller according to
The oil pressure desired value of tightening force preset value calculation second hydraulic cylinder simultaneously controls the second liquid according to the oil pressure desired value of second hydraulic cylinder
Cylinder pressure it is flexible.
In the present embodiment, take-up device includes pull bar 71, spring 73 and spring mounting seat 72.Second hydraulic cylinder 74 includes
Piston rod and cylinder barrel.The first end of pull bar 71 is connected with dynamic jaw tooth plate 2, the second end of pull bar 71 and the piston rod of second hydraulic cylinder
Connection.Spring mounting seat 72 is fixedly installed relative to frame 5, and spring 73 is sheathed on the periphery of the cylinder barrel of second hydraulic cylinder and abutting
Between the bottom of spring mounting seat 72 and the cylinder barrel of second hydraulic cylinder.The contraction of the piston rod of second hydraulic cylinder can holddown spring
73, so as to tense dynamic jaw body 4, can prevent bracket 61 from dropping from the first bracket seat 68 and the second bracket seat 63, improve jaw and break
The job stability of broken machine.
Preferably, take-up device 7 also includes gland 78 and buffer structure.Basolateral of the gland 78 located at the second cylinder barrel,
Buffer structure is sheathed on the periphery of the second cylinder barrel, and spring 73 is abutted with gland 78 by buffer structure.
Buffer structure includes the first cushion collar 76 and the second cushion collar 77.The phase of the first cushion collar 76 and the second cushion collar 77
To end face be provided with convex spherical.Second cushion collar 77 and the relative end face of the first cushion collar 76 are provided with concave spherical surface, and first
Cushion collar 77 is abutted with the second cushion collar 77 by the cooperation between convex spherical and concave spherical surface.
Discharge gate automatic regulating system includes the second pressure sensor 74 coupled with controller.Second pressure sensor 74
The oil pressure value of the second hydraulic cylinder of the inner chamber of detection second hydraulic cylinder 74 the oil pressure reality to controller transmission second hydraulic cylinder
Value, controller receive the oil pressure actual value of second hydraulic cylinder and according to the oil pressure desired value of second hydraulic cylinder come to second hydraulic cylinder
74 flexible carries out feedback control.After the size for adjusting discharge gate reaches setting value, controller control second hydraulic cylinder 74 is entered
Row is flexible and makes the oil pressure of second hydraulic cylinder reach oil pressure desired value, so as to holddown spring, reaches required amount of spring compression.
Take-up device 7 also includes the second control valve coupled with controller.Second control valve is connected with second hydraulic cylinder 74,
Controller controls valve events by control second and controls the flexible of second hydraulic cylinder 74.
Discharge gate control method includes：Controller automatically controls actuation means 6 according to setting value and drives dynamic jaw tooth plate 2 to move
Setting value is met with the size for adjusting discharge gate.
In the present embodiment, controller automatically controls dynamic jaw tooth plate 2 according to setting value and moves to adjust the size of discharge gate
Meeting setting value includes：Controller control brake jaw tooth plate 2 is close determine jaw tooth plate 1 to be made the size of discharge gate to be zero；Controller is controlled
Dynamic jaw tooth plate 2 makes the size of discharge gate meet setting value away from determining jaw tooth plate 1.The first row of making of the discharge gate control method of the present embodiment
The size of material mouth is zero, then by the size adjustment of discharge gate to setting value, can improve the regulation accuracy of discharge gate.In addition, control
Device processed calculate in the size according to discharge gate dynamic jaw tooth plate 2 need movement apart from when, without the need for by a certain intermediate value counting
Calculating dynamic jaw tooth plate 2 needs the distance of movement, and distance when being zero all from the size of discharge gate starts to calculate, and calculates simpler side
Just.
In addition, in the present embodiment, controller control brake jaw tooth plate 2 is close determine jaw tooth plate 1 to be made the size of discharge gate to be zero
Including：Controller stores the stroke zero point value of the first hydraulic cylinder 62 when the size of discharge gate is zero；Controller is according to flexible
The change for measuring zero point value judges dynamic jaw tooth plate or determines the wear extent of jaw tooth plate and prompting letter is exported after wear extent reaches certain value
Number.
In dynamic jaw tooth plate 2 to jaw tooth plate 1 being determined during, move jaw tooth plate 2 and determine the distance between jaw tooth plate 1 constantly
Being close to makes the size of discharge gate constantly diminish, after dynamic jaw tooth plate 2 is with the distance between jaw tooth plate 1 vanishing is determined, the first hydraulic pressure
The oil pressure of the inner chamber of cylinder 62 can be raised, therefore controller can judge according to the oil pressure value of first hydraulic cylinder that the size of discharge gate is
No is zero.After it is zero that controller judges the size of discharge gate, controller receives the first liquid that now displacement transducer is detected
The stroke of cylinder pressure, and it is recorded as stroke zero point value.The different thickness for determining jaw tooth plate 1 and dynamic jaw tooth plate 2 can make above-mentioned stretching
Contracting amount zero point value is different, determines jaw tooth plate 1 and dynamic jaw tooth plate 2 weares and teares more serious, and stroke zero point value is bigger.In the present embodiment,
After stroke zero point value reaches certain value, controller output cue.Cue can be the prompting letter for changing tooth plate
Number, or alarm signal.The jaw crusher of the present embodiment can realize that the replacing of tooth plate is reminded, and further increase jaw
The working automation of formula disintegrating machine.Compared with manual observation of the prior art, the monitoring of controller is more timely and accurately.
In addition, the tooth plate abrasion condition recorded by controller, can obtain the Changing Pattern of tooth plate abrasion, be tooth plate
Optimization design and improvement provide experimental data.
In other embodiments, controller can also be controlled brake jaw tooth plate and move to from residing optional position and make discharge gate
Size meet setting value.Controller can obtain dynamic jaw tooth plate by way of tabling look-up from optional position to making discharge gate
Size meets the distance of setting value needs motion, then controls the motion of brake jaw tooth plate.
Controller is controlled brake jaw tooth plate 2 by the stroke of control first hydraulic cylinder 62 and is moved.Controller is by control
The stroke of first hydraulic cylinder 62 controls the stroke of first hydraulic cylinder 62 and directly control controlling the motion of brake jaw tooth plate 2
The distance of the dynamic motion of jaw tooth plate 2 is compared, more easy to control and detection.
Preferably, controller control brake jaw tooth plate 2 is away from determining jaw tooth plate 1 and make the size of discharge gate meet setting value to include：
Controller calculates the stroke desired value of the first hydraulic cylinder 62 when the size of discharge gate meets setting value；Controller control is flexible
Amount reaches stroke desired value so that the size of discharge gate meets setting value.The detection first hydraulic cylinder 62 of displacement transducer 67
Stroke actual value simultaneously sends stroke actual value to controller.Controller receives stroke actual value and according to stroke target
Value carries out feedback control to stroke.Controller receives stroke actual value and compares stroke actual value and stroke desired value
And then the stroke to first hydraulic cylinder 62 is controlled, the regulation accuracy of the size of discharge gate is improved, jaw is further ensured that
The discharging-material size stability of formula disintegrating machine.
Preferably, controller control stroke reaches stroke desired value and includes：Controller according to stroke desired value with
The stroke actual value of first hydraulic cylinder carries out feedback control to stroke.
Controller automatically controls dynamic jaw tooth plate 2 and moves according to setting value and meets setting value with the size for adjusting discharge gate and also wrap
Include：Controller control brake jaw tooth plate 2 near determine jaw tooth plate 1 to make the size of discharge gate be zero before, controller control is tensed and is filled
The tightening force of 7 pairs of dynamic jaw tooth plates 2 is put less than tightening force setting value so that dynamic jaw tooth plate 2 loosens.
Controller automatically controls dynamic jaw tooth plate 2 and moves according to setting value and meets setting value with the size for adjusting discharge gate and also wrap
Include：In controller control brake jaw tooth plate 2 away from determining after jaw tooth plate (1) makes the size of discharge gate meet setting value, controller control
Take-up device processed meets tightening force setting value to tense dynamic jaw tooth plate 2 to the tightening force for moving jaw tooth plate 2.
Controller by control second hydraulic cylinder 74 it is flexible come make jaw tooth plate 2 to away from determine jaw tooth plate 1 direction drawing
Tightly.Specifically, controller is according to the oil pressure desired value of tightening force preset value calculation second hydraulic cylinder and according to second hydraulic cylinder
The oil pressure actual value of oil pressure desired value and second hydraulic cylinder carries out feedback control to the flexible of second hydraulic cylinder.
The discharge gate control method of the present embodiment is specific as follows：
Discharge gate control method is carried out before jaw crusher start, is input into setting value to controller.
Starting and switch being adjusted (shown in Fig. 5), controller controls second hydraulic cylinder by the second control valve events of control and stretches
Contracting, loosens jaw tooth plate 2.
It is flexible to control first hydraulic cylinder that controller controls valve events by control first, makes jaw tooth plate 2 constantly close
Determine jaw tooth plate 1 and then make the size of discharge gate constantly diminish, when the size vanishing of discharge gate, the detection of first pressure sensor
The oil pressure of the first hydraulic cylinder 62 for arriving is raised, and now, controller reads the numerical value of the displacement transducer of first hydraulic cylinder 62 and deposits
Storage, this stroke zero point value for first hydraulic cylinder.Stroke zero point value meter of the controller according to setting value and first hydraulic cylinder
Calculation draws the stroke desired value of first hydraulic cylinder, further according to the stroke reality of the first hydraulic cylinder measured by displacement transducer
Value carries out feedback control to the stroke of first hydraulic cylinder, makes the size of discharge gate meet setting value.
It is flexible so that dynamic jaw tooth plate 2 to be tensed to control second hydraulic cylinder 74 that controller controls valve events by control second.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model rather than which is limited
System；Although being described in detail to this utility model with reference to preferred embodiment, those of ordinary skill in the art should
Understand：Still specific embodiment of the present utility model can be modified or equivalent is carried out to some technical characteristics and replace
Change；Without deviating from the spirit of technical solutions of the utility model, which all should cover the technical scheme being claimed in this utility model
In the middle of scope.
Claims (9)
1. a kind of jaw crusher, including frame (5), jaw tooth plate (1) and dynamic jaw tooth plate (2) are determined, it is described to determine jaw tooth plate (1) and institute
State frame (5) to be fixedly installed, the dynamic jaw tooth plate (2) is determined jaw tooth plate (1) and is movably disposed relative to described, described to determine jaw tooth
The lower end of plate (1) forms discharge gate with the lower end of the dynamic jaw tooth plate (2), it is characterised in that the jaw crusher also includes
Discharge gate automatic regulating system, the discharge gate automatic regulating system include controller and actuation means (6), the actuation means
(6) with dynamic jaw tooth plate (2) drive connection, the controller couple with the actuation means (6) with according to setting value from
The dynamic control actuation means (6) drive dynamic jaw tooth plate (2) motion adjust the lower end for determining jaw tooth plate (1) with it is described
The distance between lower end of dynamic jaw tooth plate (2) is with the size of the regulation discharge gate.
2. jaw crusher according to claim 1, it is characterised in that the actuation means include first hydraulic cylinder
(62), the first hydraulic cylinder (62) and dynamic jaw tooth plate (2) drive connection, the controller is according to the preset value calculation
The stroke desired value of the first hydraulic cylinder (62) simultaneously controls the first hydraulic cylinder (62) according to the stroke desired value
Stroke.
3. jaw crusher according to claim 2, it is characterised in that the discharge gate automatic regulating system also include with
The displacement transducer (67) of the controller coupling, institute's displacement sensors (67) detect the flexible of the first hydraulic cylinder (62)
Amount actual value simultaneously sends the stroke actual value to the controller, and the controller receives the stroke actual value root
Feedback control is carried out to the stroke according to the stroke desired value.
4. jaw crusher according to claim 3, it is characterised in that the discharge gate automatic regulating system also include with
First control valve of the controller coupling, the first control valve are connected with the first hydraulic cylinder (62), the controller
By the stroke for controlling first hydraulic cylinder (62) described in the described first action control for controlling valve.
5. jaw crusher according to claim 3, it is characterised in that the discharge gate automatic regulating system also include with
The first pressure sensor of the controller coupling, the first pressure sensor detect the inner chamber of the first hydraulic cylinder (62)
Oil pressure and the oil pressure value of first hydraulic cylinder is sent to the controller, the controller receives the oil of the first hydraulic cylinder
According to the oil pressure value of the first hydraulic cylinder, pressure value simultaneously judges whether the size of the discharge gate is zero and records when the discharge
The stroke zero point value of the first hydraulic cylinder (62) when the size of mouth is zero, the controller is according to the stroke zero point value
Change judge the dynamic jaw tooth plate or the wear extent for determining jaw tooth plate and after the wear extent reaches certain value export and carry
Show signal.
6. jaw crusher according to claim 1, it is characterised in that the discharge gate automatic regulating system also includes drawing
Tight device (7), the take-up device (7) and dynamic jaw tooth plate (2) drive connection, the controller and the take-up device
(7) the dynamic jaw tooth plate (2) is determined jaw tooth to away from described with the take-up device (7) according to tightening force set value calculation by coupling
The direction of plate (1) tenses.
7. jaw crusher according to claim 6, it is characterised in that the take-up device (7) is including second hydraulic cylinder
(74), the second hydraulic cylinder (74) and dynamic jaw tooth plate (2) drive connection, the controller are set according to the tightening force
Value calculates the oil pressure desired value of the second hydraulic cylinder and according to the oil pressure desired value of second hydraulic cylinder control described second
Hydraulic cylinder it is flexible.
8. jaw crusher according to claim 7, it is characterised in that the discharge gate automatic regulating system includes and institute
State the second pressure sensor of controller coupling, the second hydraulic pressure of the inner chamber of the second pressure sensor detection second hydraulic cylinder
The oil pressure value of cylinder the oil pressure actual value to controller transmission second hydraulic cylinder, the controller receive second hydraulic pressure
The oil pressure actual value of cylinder and according to the oil pressure desired value of second hydraulic cylinder come to the second hydraulic cylinder (74) it is flexible carry out it is anti-
Feedback control.
9. jaw crusher according to claim 8, it is characterised in that the take-up device (7) also includes and the control
Second control valve of device coupling processed, the second control valve are connected with the second hydraulic cylinder (74), and the controller is by controlling institute
State the second control valve events and control the flexible of the second hydraulic cylinder (74).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621030840.3U CN206064491U (en) | 2016-08-31 | 2016-08-31 | Jaw crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621030840.3U CN206064491U (en) | 2016-08-31 | 2016-08-31 | Jaw crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206064491U true CN206064491U (en) | 2017-04-05 |
Family
ID=58436835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621030840.3U Withdrawn - After Issue CN206064491U (en) | 2016-08-31 | 2016-08-31 | Jaw crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206064491U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106179570A (en) * | 2016-08-31 | 2016-12-07 | 徐工集团工程机械有限公司 | Jaw crusher |
| CN107252713A (en) * | 2017-08-11 | 2017-10-17 | 四川江油铁鹰机械制造有限公司 | A kind of mine sandstone production system of automation |
| CN110193396A (en) * | 2019-06-18 | 2019-09-03 | 河南中誉鼎力智能装备有限公司 | High efficiency smart jaw crusher |
| CN110193397A (en) * | 2019-06-18 | 2019-09-03 | 河南中誉鼎力智能装备有限公司 | A kind of intelligence control system and its jaw crusher for jaw crusher |
| CN110193398A (en) * | 2019-06-18 | 2019-09-03 | 河南中誉鼎力智能装备有限公司 | A kind of dynamic jaw stroke adjuster and its jaw crusher |
| CN111437909A (en) * | 2020-05-25 | 2020-07-24 | 徐州徐工矿业机械有限公司 | Jaw crusher with fully-automatic discharge opening adjusting function |
| CN114505121A (en) * | 2022-02-28 | 2022-05-17 | 北方重工集团有限公司 | Automatic adjusting device for discharge port of jaw crusher |
-
2016
- 2016-08-31 CN CN201621030840.3U patent/CN206064491U/en not_active Withdrawn - After Issue
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106179570A (en) * | 2016-08-31 | 2016-12-07 | 徐工集团工程机械有限公司 | Jaw crusher |
| CN106179570B (en) * | 2016-08-31 | 2018-10-09 | 徐工集团工程机械有限公司 | Jaw crusher |
| CN107252713A (en) * | 2017-08-11 | 2017-10-17 | 四川江油铁鹰机械制造有限公司 | A kind of mine sandstone production system of automation |
| CN110193396A (en) * | 2019-06-18 | 2019-09-03 | 河南中誉鼎力智能装备有限公司 | High efficiency smart jaw crusher |
| CN110193397A (en) * | 2019-06-18 | 2019-09-03 | 河南中誉鼎力智能装备有限公司 | A kind of intelligence control system and its jaw crusher for jaw crusher |
| CN110193398A (en) * | 2019-06-18 | 2019-09-03 | 河南中誉鼎力智能装备有限公司 | A kind of dynamic jaw stroke adjuster and its jaw crusher |
| CN110193396B (en) * | 2019-06-18 | 2021-06-04 | 河南中誉鼎力智能装备有限公司 | High-efficient intelligent jaw breaker |
| CN110193397B (en) * | 2019-06-18 | 2021-11-26 | 河南中誉鼎力智能装备有限公司 | Intelligent control system for jaw crusher and jaw crusher thereof |
| CN111437909A (en) * | 2020-05-25 | 2020-07-24 | 徐州徐工矿业机械有限公司 | Jaw crusher with fully-automatic discharge opening adjusting function |
| CN114505121A (en) * | 2022-02-28 | 2022-05-17 | 北方重工集团有限公司 | Automatic adjusting device for discharge port of jaw crusher |
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170405 Effective date of abandoning: 20181009 |