CN106269030B - A kind of crusher chamber volume optimization method and volume optimize device - Google Patents
A kind of crusher chamber volume optimization method and volume optimize device Download PDFInfo
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- CN106269030B CN106269030B CN201610874775.0A CN201610874775A CN106269030B CN 106269030 B CN106269030 B CN 106269030B CN 201610874775 A CN201610874775 A CN 201610874775A CN 106269030 B CN106269030 B CN 106269030B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/02—Jaw crushers or pulverisers
- B02C1/04—Jaw crushers or pulverisers with single-acting jaws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Crushing And Grinding (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The present invention provides a kind of crusher chamber volume optimization method, respectively setting is no less than 1 test point on the fixed jaw and sewing jaw of composition crusher chamber, measure the thickness and the thickness after abrasion of the Jaw plate of each test point before not wearing, according to the difference of abrasion, determine whether to optimize Jaw plate.The present invention also provides a kind of crusher chamber volumes to optimize device, includes fixed jaw, sewing jaw and two side plates of composition crusher chamber, further includes data acquisition unit, data analysis unit, model optimization unit.By acquiring the wear extent of fixed jaw and activity Jaw plate in the crusher course of work, the Jaw plate to not meeting setting condition optimizes and replaces the present invention, finally obtains the size and shape of more wear-resisting crusher chamber.
Description
Technical field
The invention belongs to In Mine Crusher tool technical fields, and in particular to a kind of crusher chamber volume optimization method and optimization are surveyed
Measure device.
Background technology
Jaw crusher is a kind of mining machinery for hard ore in broken, principle be by sewing jaw component with
Volume variation, squeezes ore, to achieve the purpose that breaking ores caused by the variation of fixed jaw component relative position.Jaw
The crusher chamber volume of crusher is generally made of the form parameter and relative position of fixed jaw, sewing jaw and side plate, is broken
The quality of broken chamber volume directly affects wearing piece service life and the stability of production line.
Invention content
The technical problem to be solved in the present invention is to provide the dress that a kind of data to crusher chamber volume optimize measurement
It sets and method, it is of the existing technology to solve the problems, such as.
The present invention uses following technical scheme：
A kind of crusher chamber volume optimization method, including
STP1：Respectively setting is no less than 1 test point on the fixed jaw and sewing jaw of composition crusher chamber, measures not
The thickness of the Jaw plate of each test point before abrasion；
STP2：In crusher working time TnAfterwards, the thickness of the Jaw plate of each test point after wearing is measured, and by acquisition
The absolute value of difference between the Jaw plate thickness of each measurement point of secondary measurement and the jaw thickness of this each measurement point measured, is obtained
The wear extent Δ L (n, i) of ith measurement point in taking this to measure；Wherein, i is ith measurement point, and n transports for crusher n-th
Row, i are more than zero, n and are more than zero；
STP3：In crusher working time Tn+1Afterwards, the thickness of the Jaw plate of each test point after wearing is measured, and passes through acquisition
The absolute value of difference between the Jaw plate thickness for each measurement point that last time measures and the jaw thickness of this each measurement point measured,
Obtain the wear extent Δ L (n+1, i) of ith measurement point in this measurement；
STP4：Obtain this recrusher working time Tn+1When the wear extent of ith measurement point works with upper recrusher afterwards
Between TnThe absolute value of the difference of the wear extent of ith measurement point afterwards, with this recrusher working time Tn+1Ith measurement point afterwards
Wear extent ratio M：
If (a) M is not more than preset fractional threshold, the data of direct output data collecting unit acquisition；
If (b) M is more than preset fractional threshold, enter model optimization unit, is generated and fixed by model optimization unit
The model of Jaw plate and activity Jaw plate produces new fixation Jaw plate and activity Jaw plate according to model, replaces the fixation being worn
Jaw and activity Jaw plate；
STP5：To replacing the crusher of Jaw plate, the operation of STP3 is repeated；
STP5：The step of repeating STP3~STP5, the optimization aim until reaching setting.
In (a) of step STP4, if the ratio M of each measurement point no more than fractional threshold, directly exports fixed jaw
Dimension data, the dimension data of sewing jaw, fixed jaw and sewing jaw relative size data, constitute the two of crusher chamber
The relative size data of a side plate.
In (b) of step STP4, when replacing the fixed jaw being worn and activity Jaw plate, one in following manner is selected
Kind is replaced：
(a) re-optimization design is carried out to the Jaw plate where the measurement point beyond fractional threshold, generates new size and changes
Jaw plate model, new Jaw plate is obtained according to new Jaw plate model, replaces the Jaw plate where the measurement point beyond fractional threshold, together
When, is obtained by new Jaw plate and is replaced using the model to prestore in model optimization unit for another Jaw plate, is changed when replacement solid
Determine the relative size between Jaw plate and activity Jaw plate or does not change the relative size between fixed Jaw plate and activity Jaw plate；
(b) Jaw plate where the measurement point beyond fractional threshold is designed without re-optimization, but it is excellent according to model
Change the model to prestore in unit, obtains new Jaw plate and be replaced；And for another Jaw plate, then it is obtained according to model optimization unit
Measurement data, generate the Jaw plate model that new size changes using model optimization unit, obtained according to new Jaw plate model new
Jaw plate, be replaced using the new Jaw plate of acquisition, change the relative size between fixed Jaw plate and activity Jaw plate when replacement
Or do not change relative size between fixed Jaw plate and activity Jaw plate；
(c) fixed jaw and activity Jaw plate that have been worn are used according to the measurement data that model optimization unit obtains
Model optimization unit generates the Jaw plate model that new size changes, and new Jaw plate is obtained according to new Jaw plate model, using new
Jaw plate is replaced；Change the relative size between fixed Jaw plate and activity Jaw plate when replacement or does not change fixed Jaw plate and work
Relative size between dynamic Jaw plate；
(d) fixed jaw and activity Jaw plate that have been worn are obtained all in accordance with the model to prestore in model optimization unit
New Jaw plate is replaced, and when installing at this time, needs to change the relative size between fixed Jaw plate and activity Jaw plate.
In STP6, the optimization aim that sets as：The wear extent of the wear extent of activity Jaw plate and/or fixed Jaw plate reaches setting
Maximum allowable wear extent.
The maximum allowable wear extent is the thickness that preset fixed Jaw plate and activity Jaw plate at most allow abrasion at work
Degree.
In time T of the crusher per tasknIt is interior, the wear extent of fixed jaw (2) and activity Jaw plate (5) is measured in real time,
Function f (n, i) of the wear extent of ith measurement point about the time is obtained, and function f (n, i) is exported and gives model optimization list
Member, wherein n works for crusher n-th.
Fixed jaw (2), sewing jaw (5) and two side plates (3) including forming crusher chamber further include
Data acquisition unit, for measuring the jaw thickness of each test point on fixed jaw (2), each on sewing jaw (5)
The Jaw plate thickness of test point, the relative size data of fixed jaw (2) and sewing jaw (5), the relative size of two side plates
Data；
Data analysis unit is obtained exhausted with the difference of this postrun wear extent after the last operation of each test point
To being worth the ratio with the wear extent of rear detection, and the ratio and preset fractional threshold are compared, if there are one inspections
Measuring point exceeds the fractional threshold, then enters model optimization unit, without departing from then directly output；
Model optimization unit, the data for the data acquisition unit according to acquisition generate new jaw shape.
Further include Rack Body 4, be provided on the Rack Body 4 and determine Hubei Province body 1 and dynamic gnathosoma 6, fixed jaw 2, which is fixed on, determines jaw
On body 1, sewing jaw 5 is fixed on dynamic gnathosoma 6.
The data acquisition unit includes the sensor being arranged on determining Hubei Province body 1 or fixed jaw 2, is arranged in dynamic gnathosoma 6
Or sensor in activity Jaw plate 5, the sensor that is arranged on two side plates.
The dynamic gnathosoma 6 is supported on by transmission device on Rack Body 4.
Beneficial effects of the present invention：The mill that the present invention passes through fixed jaw and activity Jaw plate in the acquisition crusher course of work
Damage amount, the Jaw plate to not meeting setting condition are optimized and are replaced, and finally obtain the size of more wear-resisting crusher chamber
And shape.
Description of the drawings
Fig. 1 is the system flow schematic diagram of the present invention.
Fig. 2 is the wear extent schematic diagram fixed set by Jaw plate or activity Jaw plate.
Fig. 3 is the abrasion functional arrangement of a certain measurement point.
Fig. 4 is that the system operation (n+1)th time of the present invention and the jaw of n-th wear comparison diagram.
Specific implementation mode
Invention is further described in detail with reference to the accompanying drawings and detailed description.
The present invention provides a kind of crusher chamber volume optimization method, for the activity Jaw plate of crusher chamber and the shape of fixed jaw
Shape optimizes, and then the volume of the crusher chamber to being made of activity Jaw plate, fixed jaw, side plate etc. optimizes, and makes structure
It is more lengthened at the service life of the wearing piece of crusher chamber.
The present invention step include：
STP1：Respectively setting is no less than 1 test point on the fixed jaw 2 and sewing jaw 5 of composition crusher chamber, measures
The thickness of the Jaw plate of each test point before not wearing.As shown in fig. 1, it is the measurement carried out for fixing Jaw plate 2, is marked in figure
There are 5 measurement points, for measuring 5 local wear extenies.And the method and fixed 2 phase of Jaw plate of measurement and optimization activity Jaw plate 5
Together.
STP2：In crusher working time TnAfterwards, the thickness of the Jaw plate of each test point after wearing is measured, and by acquisition
The absolute value of difference between the Jaw plate thickness of each measurement point of secondary measurement and the jaw thickness of this each measurement point measured, is obtained
The wear extent Δ L (n, i) of ith measurement point in taking this to measure；Wherein, i is ith measurement point, and n transports for crusher n-th
Row, i are more than zero, n and are more than zero.
STP3：In crusher working time Tn+1Afterwards, the thickness of the Jaw plate of each test point after wearing is measured, and passes through acquisition
The absolute value of difference between the Jaw plate thickness for each measurement point that last time measures and the jaw thickness of this each measurement point measured,
Obtain the wear extent Δ L (n+1, i) of ith measurement point in this measurement.
STP4：Obtain this recrusher working time Tn+1Afterwards, the wear extent of ith measurement point works with upper recrusher
Time TnThe absolute value of the difference of the wear extent of ith measurement point afterwards, with this recrusher working time Tn+1Ith measurement afterwards
The ratio M of the wear extent of point：
If (a) M is not more than preset fractional threshold, the data of direct output data collecting unit acquisition, the data packet
The thickness of the fixation Jaw plate measured, the thickness of activity Jaw plate are included, is obtained according to the thickness data of each measurement point on fixed jaw solid
The dimension data for determining Jaw plate obtains the dimension data of sewing jaw, simultaneously according to the thickness data of each measurement point in activity Jaw plate
The composition crusher chamber of the relative size data and sensor measurement between fixed jaw and sewing jaw is obtained according to sensor
Relative size data (i.e. relative distance) between two side plates 3, the appearance of crusher chamber can be finally obtained according to these dimension datas
Product.
If (b) M is more than preset fractional threshold, enter model optimization unit, is generated and fixed by model optimization unit
The model of Jaw plate and activity Jaw plate produces new fixation Jaw plate and activity Jaw plate according to model, replaces the fixation being worn
Jaw and activity Jaw plate.
And in this step, according to different situations, when replacing the fixed jaw being worn and activity Jaw plate, selection is following
One kind in mode is replaced.
(a) re-optimization design is carried out to the Jaw plate where the measurement point beyond fractional threshold, which needs to Jaw plate
Size modify, generate the Jaw plate model that new size changes, new Jaw plate obtained according to new Jaw plate model, replace super
Go out the Jaw plate where the measurement point of fractional threshold, meanwhile, another Jaw plate is obtained using the model to prestore in model optimization unit
New Jaw plate is taken to be replaced, the change of relative distance can also influence the degree of abrasion between Jaw plate, therefore can change when replacement
Become the relative size between fixed Jaw plate and activity Jaw plate, or the phase between fixed Jaw plate and activity Jaw plate can not also be changed
To size.
(b) Jaw plate where the measurement point beyond fractional threshold is designed without re-optimization, but it is excellent according to model
Change the model to prestore in unit, obtains new Jaw plate and be replaced, which can select original model, also may be used
To select the model optimized in last time runs；And for another Jaw plate, then according to the measurement number of model optimization unit acquisition
According to generating the Jaw plate model that new size changes using model optimization unit, obtain new Jaw plate according to new Jaw plate model, make
It is replaced with the new Jaw plate of acquisition, equally, when replacement can change the relative size between fixed Jaw plate and activity Jaw plate
Or it can not also change relative size between fixed Jaw plate and activity Jaw plate.
(c) fixed jaw and activity Jaw plate that have been worn are used according to the measurement data that model optimization unit obtains
Model optimization unit generates the Jaw plate model that new size changes, and new Jaw plate is obtained according to new Jaw plate model, using new
Jaw plate is replaced；Change the relative size between fixed Jaw plate and activity Jaw plate when replacement or does not change fixed Jaw plate and work
Relative size between dynamic Jaw plate；
(d) fixed jaw and activity Jaw plate that have been worn are obtained all in accordance with the model to prestore in model optimization unit
New Jaw plate is replaced, and when installing at this time, needs to change the relative size between fixed Jaw plate and activity Jaw plate.
When replacing every time, fixed Jaw plate and activity Jaw plate are replaced simultaneously, it is ensured that each two Jaw plates when making it is initial
Condition is identical, makes under identical work total time, and fixed Jaw plate and activity Jaw plate reach optimization aim, and it is unlimited to avoid being absorbed in
Cycle.
In this step, the acquisition of the model of the fixed jaw or activity Jaw plate that change for new size, is designer
Member is obtained by design software, and the model data of the Jaw plate of suboptimization is prestored in design software, is set in the model data
It is equipped with adjustable parameter, according to the abrasion condition of each measurement point of this Jaw plate, changes in the model parameter of Jaw plate and needs to change
The parameter of change obtains new model, and new fixation Jaw plate or activity Jaw plate are produced according to model, is replaced using new Jaw plate old
Jaw plate.
Due in the crusher course of work, by sensor set in advance, in time Tn of the crusher per task,
The wear extent that fixed jaw 2 and damaged Jaw plate 5 can be measured in real time obtains function f of the wear extent of ith measurement point about the time
(n, i), as shown in figure 3, and function f (n, i) exported give model optimization unit, for Jaw plate in different time sections
The rate of wear is analyzed.If the function is input to model optimization unit, a foundation of model optimization design can be used as.
In above-mentioned steps, the selection of fractional threshold selects depending on actual conditions, such as in some embodiments
10%.
STP5：To replacing the crusher of Jaw plate, the operation in STP3 is repeated；
STP6：The step of repeating STP3~STP5, the optimization aim until reaching setting.The optimization mesh set in the present invention
It is designated as：The wear extent of the wear extent of activity Jaw plate and/or fixed Jaw plate reaches the maximum allowable wear extent of setting.
And the maximum allowable wear extent is the thickness that preset fixed Jaw plate and activity Jaw plate at most allow abrasion at work
Degree exceeds the value of the setting, may may wear to the device of Jaw plate lower part or keep Jaw plate mill saturating.
As shown in Figure 1, the present invention also provides a kind of crusher chamber volumes to optimize device, include the fixed jaw of composition crusher chamber
2, sewing jaw 5 and side plate 3 further include Rack Body 4, are provided on Rack Body 4 and determine Hubei Province body 1 and dynamic gnathosoma 6, fixed jaw 2
It is fixed on and determines on gnathosoma 1, sewing jaw 5 is fixed on dynamic gnathosoma 6.Dynamic gnathosoma 6 is supported on by transmission device on Rack Body 4.
Above-mentioned transmission device may be selected to be bearing.
The invention also includes：
Data acquisition unit, the Jaw plate thickness for measuring each test point on fixed jaw 2 and sewing jaw 5；Data are adopted
Collect unit include the sensor being arranged on determining Hubei Province body 1 or fixed jaw 2, the biography that is arranged on dynamic gnathosoma 6 or activity Jaw plate 5
Sensor, the sensor being arranged on two side plates.Sensor measures the wear extent of fixed Jaw plate or activity Jaw plate in real time, will
Data transfer is to data analysis unit.The sensor can be existing Pluse signal sensor.
Data analysis unit, the data for obtaining data acquisition unit, and calculate according to data the activity of each test point
The wear extent of jaw or fixed Jaw plate, obtaining the front and back of each test point has the absolute value of the difference of wear extent twice and rear inspection
The ratio of the wear extent of survey, and the ratio and preset fractional threshold are compared, if there are one test points to exceed the ratio
It is worth threshold value, then enters model optimization unit, the Jaw plate where the test point is redesigned, and according to newly-designed model
New Jaw plate is produced, the Jaw plate of abrasion is replaced；Without departing from the data of then direct data capture unit acquisition.
Model optimization unit, for equipped with original design software industrial personal computer or the achievable present invention such as computer need
The equipment of design function, the industrial personal computer are either preset with the pattern number of fixed Jaw plate and activity Jaw plate in computer or equipment
According to for according to the data for obtaining data analysis unit, adjusting certain parameters in model data, exporting new jaw shape mould
Type.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those skilled in the art,
Under the premise of not departing from general idea of the present invention, several changes and improvements can also be made, these should also be considered as the present invention's
Protection domain.
Claims (10)
1. a kind of crusher chamber volume optimization method, it is characterised in that：Including
STP1：Respectively the test point of setting no less than 1, measurement are not worn on the fixed jaw and sewing jaw of composition crusher chamber
The thickness of the Jaw plate of preceding each test point；
STP2：In crusher working time TnAfterwards, the thickness of the Jaw plate of each test point after wearing is measured, and passes through and obtains last time survey
The absolute value of difference between the Jaw plate thickness of each measurement point of amount and the jaw thickness of this each measurement point measured obtains this
The wear extent Δ L (n, i) of ith measurement point in secondary measurement；Wherein, i is ith measurement point, and n runs for crusher n-th, i
It is more than zero more than zero, n；
STP3：In crusher working time Tn+1Afterwards, the thickness of the Jaw plate of each test point after wearing is measured, and passes through and obtains last time
The absolute value of difference between the Jaw plate thickness of each measurement point measured and the jaw thickness of this each measurement point measured obtains
The wear extent Δ L (n+1, i) of ith measurement point during this is measured；
STP4：Obtain this recrusher working time Tn+1The wear extent of ith measurement point and upper recrusher working time T afterwardsn
The absolute value of the difference of the wear extent of ith measurement point afterwards, with this recrusher working time Tn+1The mill of ith measurement point afterwards
The ratio M of damage amount：
If (a) M is not more than preset fractional threshold, the data of direct output data collecting unit acquisition；
If (b) M is more than preset fractional threshold, enter model optimization unit, fixed Jaw plate is generated by model optimization unit
New fixation Jaw plate and activity Jaw plate are produced according to model with the model of activity Jaw plate, replace the fixed jaw being worn
With activity Jaw plate；
STP5：To replacing the crusher of Jaw plate, the operation of STP3 is repeated；
STP5：The step of repeating STP3~STP5, the optimization aim until reaching setting.
2. a kind of crusher chamber volume optimization method according to claim 1, it is characterised in that：In (a) of step STP4, if
The ratio M of each measurement point then directly exports the dimension data of fixed jaw, the size number of sewing jaw no more than fractional threshold
According to the relative size data of, fixed jaw and sewing jaw, the relative size data for two side plates for constituting crusher chamber.
3. a kind of crusher chamber volume optimization method according to claim 1, it is characterised in that：In (b) of step STP4, replace
When changing the fixed jaw being worn and activity Jaw plate, one kind in following manner is selected to be replaced：
(a) re-optimization design is carried out to the Jaw plate where the measurement point beyond fractional threshold, generates Hubei Province that new size changes
Slab obtains new Jaw plate according to new Jaw plate model, replaces the Jaw plate where the measurement point beyond fractional threshold, meanwhile,
Is obtained by new Jaw plate and is replaced using the model to prestore in model optimization unit for another Jaw plate, changes fixed Hubei Province when replacement
Relative size between plate and activity Jaw plate does not change relative size between fixed Jaw plate and activity Jaw plate；
(b) Jaw plate where the measurement point beyond fractional threshold is designed without re-optimization, but according to model optimization list
The model to prestore in member obtains new Jaw plate and is replaced；And for another Jaw plate, then according to the survey of model optimization unit acquisition
Data are measured, the Jaw plate model that new size changes is generated using model optimization unit, new Hubei Province is obtained according to new Jaw plate model
Plate is replaced using the new Jaw plate of acquisition, change when replacement relative size between fixed Jaw plate and activity Jaw plate or
The relative size between fixed Jaw plate and activity Jaw plate is not changed；
(c) model is used according to the measurement data that model optimization unit obtains to the fixed jaw and activity Jaw plate that have been worn
Optimization unit generates the Jaw plate model that new size changes, and obtains new Jaw plate according to new Jaw plate model, uses new Jaw plate
It is replaced；Change the relative size between fixed Jaw plate and activity Jaw plate when replacement or does not change fixed Jaw plate and movable Hubei Province
Relative size between plate；
(d) fixed jaw and activity Jaw plate that have been worn are obtained new all in accordance with the model to prestore in model optimization unit
Jaw plate is replaced, and when installing at this time, needs to change the relative size between fixed Jaw plate and activity Jaw plate.
4. a kind of crusher chamber volume optimization method according to claim 1, it is characterised in that：In STP6, the optimization of setting
Target is：The wear extent of the wear extent of activity Jaw plate and/or fixed Jaw plate reaches the maximum allowable wear extent of setting.
5. a kind of crusher chamber volume optimization method according to claim 4, it is characterised in that：The maximum allowable wear extent
At most allow the thickness of abrasion at work for preset fixed Jaw plate and activity Jaw plate.
6. a kind of crusher chamber volume optimization method according to claim 1, it is characterised in that：In crusher per task
Time TnIt is interior, measure the wear extent of fixed jaw (2) and activity Jaw plate (5) in real time, the wear extent of acquisition ith measurement point about
The function f (n, i) of time, and function f (n, i) is exported and gives model optimization unit, wherein n works for crusher n-th.
7. a kind of crusher chamber volume optimizes device, it is characterised in that：Fixed jaw (2), sewing jaw including forming crusher chamber
(5) and two side plates (3), further include
Data acquisition unit, for measuring the jaw thickness of each test point on fixed jaw (2), each detection on sewing jaw (5)
The Jaw plate thickness of point, the relative size data of fixed jaw (2) and sewing jaw (5), the relative size data of two side plates；
Data analysis unit obtains the absolute value with the difference of this postrun wear extent after the last operation of each test point
The ratio of the wear extent detected with rear time, and the ratio and preset fractional threshold are compared, if there are one test points
Beyond the fractional threshold, then enter model optimization unit, without departing from then directly output；Model optimization unit, for according to acquisition
The data of data acquisition unit generate new jaw shape.
8. a kind of crusher chamber volume according to claim 7 optimizes device, it is characterised in that：Further include Rack Body (4), institute
It states to be provided on Rack Body (4) and determines Hubei Province body (1) and dynamic gnathosoma (6), fixed jaw (2), which is fixed on, to be determined on gnathosoma (1), sewing jaw
(5) it is fixed on dynamic gnathosoma (6).
9. a kind of crusher chamber volume according to claim 8 optimizes device, it is characterised in that：The data acquisition unit packet
Include the biography of the sensor being arranged on determining Hubei Province body (1) or fixed jaw (2), setting on dynamic gnathosoma (6) or activity Jaw plate (5)
Sensor, the sensor being arranged on two side plates.
10. a kind of crusher chamber volume according to claim 8 optimizes device, it is characterised in that：The dynamic gnathosoma (6) passes through
Transmission device is supported on Rack Body (4).
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| CN108927246B (en) * | 2017-05-25 | 2021-02-23 | 郑州洁普智能环保技术有限公司 | Jaw crusher |
| CN110142084B (en) * | 2019-04-09 | 2022-02-22 | 江西理工大学 | Crushing cavity wear monitoring method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2052684U (en) * | 1989-05-26 | 1990-02-14 | 石家庄矿山机械研究所 | Compound pendulum jaw breaker |
| CN1081124A (en) * | 1992-07-10 | 1994-01-26 | 北京矿冶研究总院 | Crushing cavity of jaw crusher |
| CN2571484Y (en) * | 2002-07-22 | 2003-09-10 | 戴少生 | Upset hanging fine jaw crusher |
| DE102011115819B4 (en) * | 2011-10-13 | 2013-07-04 | Premium Aerotec Gmbh | A riveting apparatus, method and associated use for effecting a plurality of rivets along the surface of a workpiece |
| CN103521288A (en) * | 2012-08-01 | 2014-01-22 | 洛阳宝诺重型机械有限公司 | Design method of crushing cavity shape of cone crusher |
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