CN208912155U - A kind of crushing pair with screen frame - Google Patents
A kind of crushing pair with screen frame Download PDFInfo
- Publication number
- CN208912155U CN208912155U CN201821337176.6U CN201821337176U CN208912155U CN 208912155 U CN208912155 U CN 208912155U CN 201821337176 U CN201821337176 U CN 201821337176U CN 208912155 U CN208912155 U CN 208912155U
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- CN
- China
- Prior art keywords
- screen frame
- jaw
- sieve plate
- dynamic jaw
- crushing pair
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Crushing And Grinding (AREA)
Abstract
The utility model provides a kind of crushing pair with screen frame, belong to mining machinery technical field, including determining jaw and dynamic jaw, it is described to determine to form crusher chamber between jaw and dynamic jaw, dynamic jaw is under the drive of the drive, jaw is determined close to or far from described, material is crushed, and the bottom of crusher chamber is equipped with discharge gate；The lower part of the dynamic jaw is equipped with linking arm, and linking arm lower end is equipped with screen frame, and the screen frame is located at below discharge gate, can accept the mineral aggregate fallen from crusher chamber.Screen frame is directly installed on the lower part of dynamic jaw by the utility model, and screening can be completed it is not necessary that power device is separately arranged, reduce the manufacture and operating cost of equipment, simplify crushing production line.
Description
Technical field
The utility model belongs to mining machinery technical field, in particular to a kind of crushing pair with screen frame.
Background technique
Broken and screening is most basic, most common two operations in mining machinery field, and broken and screening has one to be total to
Same structure feature, i.e. their main shafts all containing an eccentric setting, the main shaft claim " eccentric shaft " in crushing plant, are sieving
Claim " vibrating shaft " in equipment, crushing pair is the main component of jaw crusher, is carried out under the drive of eccentric shaft to mineral aggregate
It is broken.Eccentric shaft is that crusher is made to generate broken stroke in the function of crusher, thus effectively broken；The function of vibrating shaft is to make
Vibrating screen generates exciting force, to effectively sieve.The two function is different, but its structure has points of resemblance, existing crushing production line
In, crusher and vibrating screen are independently arranged, and vibrating screen need to be equipped with independent vibration excitor and power device, to increase manufacture
Cost, operating cost and from wasted work, and need separately to be arranged conveying device to complete mineral aggregate between crusher and vibrating screen defeated
It send, leads to entire crushing production line complexity, takes up a large area.
Utility model content
The purpose of this utility model is that changing the equal separate configurations vibration excitor of vibrating screen in the prior art and power device
So that the status that structure is complicated, at high cost, provides a kind of crushing pair with screen frame, by the way that screen frame is mounted on dynamic jaw lower part,
Screen frame and crusher share a power device, move jaw during acting, drive screen frame to do work together, to realize screening
Operation.
The purpose of this utility model can be realized by the following technical scheme:
A kind of crushing pair with screen frame, including determine jaw and dynamic jaw, it is described to determine to form crusher chamber between jaw and dynamic jaw, move jaw
Under the drive of the drive, jaw being determined close to or far from described, mineral aggregate being crushed, the bottom of crusher chamber is equipped with discharge gate；
It is characterized in that, the lower part of the dynamic jaw is equipped with linking arm, linking arm lower end is equipped with screen frame, and the screen frame is located at discharge gate
Lower section, for accepting and sieving the mineral aggregate fallen from crusher chamber.
Screen frame is installed by linking arm in the lower part of dynamic jaw, jaw is moved and screen frame movement is driven to complete screening when movement,
Screen frame is located at the lower section of discharge gate, and crushing pair sieves on screen frame after being crushed to mineral aggregate through discharge gate direct emission,
Mineral aggregate is shifted without other conveying devices.
Preferably, the screen frame is rectangular box structure, it is provided in the screen frame at least one layer of with screening gap
Sieve plate, the sieve plate is mounted on the support item in screen frame, and the front apron, side plate enclosing are at the edge of sieve plate.Sieve plate is set
It sets on support item, support item is used to provide support force to sieve plate, and front apron, side plate enclosing are at the edge of sieve plate for preventing mine
Material is scattered, and the structure of frame-type is simple, and feed zone is sufficiently large, it is ensured that mineral aggregate is fallen into screen frame.
Preferably, the corresponding other end of the front apron is provided with discharge port, the screen frame is tilted to discharge port.Sieve
Frame is at an angle to the horizontal surface, and is tilted to discharge port, and the mineral aggregate after facilitating screening directly excludes, and can be crushed mineral aggregate in crushing pair
Continuous screening in the process, improves processing capacity.
Preferably, the linking arm is at least two, lower end is respectively symmetrically mounted on screen frame by high-strength bolt
On two blocks of side plates, the upper end of two linking arms is linked together by a U-shaped installation part, and the U-shaped installation part is connect with two
Arm is integrally formed, and offers mounting hole on U-shaped installation part, the lower part of dynamic jaw, the high-strength bolt are mounted on by high-strength bolt
It is provided with washer.Linking arm is at least two and is symmetrically installed, and to guarantee the balance of entire crushing pair, the upper end of linking arm is logical
The lower part that integrally formed U-shaped installation part is mounted on dynamic jaw is crossed, it can be from three face of two sides and the back side using U installation part
It holds dynamic jaw tightly, is attached, connection is more solid and reliable, and connection position is all made of high-strength bolt and is installed, to guarantee connection position
Consolidate firm, the setting of washer can effectively prevent high-strength bolt to loosen in dynamic jaw runs at high speed.
Preferably, the sieve plate is plural layer, what is be parallel to each other is from top to bottom mounted in screen frame, between the screening of sieve plate
Gap is from top to bottom sequentially reduced, and the sieve plate that plural layer is arranged can realize multi-stage screening,
Preferably, the sieve plate is mesh structure, and according to operating condition difference, when the partial size of broken mineral aggregate is smaller,
Sieve can be used directly to be sieved, screening effect is improved.
Preferably, the sieve plate is grating structure, when broken aggregate diameter is larger, grating progress can be first passed through
Primary dcreening operation avoids screen strength not enough or blanking velocity is excessively slow, is then sieved again further according to concrete condition configuration sieve.
The main technical points of the utility model are:
Crushing pair is the important mechanism of jaw crusher, completes the broken of mineral aggregate, existing jaw by the extruding of crushing pair
Formula crusher is to have used crank and rocker mechanism, moves the broken stroke that jaw top obtains horizontal direction by eccentric drive shaft, this
Under kind structure, jaw is moved in the broken work done of horizontal throw, only the characteristic of half way work done, wherein another half way is idle running backhaul,
Discharge is only completed, is not done work, by installing screen frame in the lower part of dynamic jaw, the idle running backhaul of dynamic jaw can be made full use of, make its time
Cheng Yundong, which plays the role of screening acting, does jaw in whole process to take full advantage of the kinetic energy of eccentric drive shaft offer
The state of function；Its backhaul forms broken stroke, completes broken acting, and screen frame is driven to move together, the same of discharge is completed in backhaul
When, screen frame movement is driven, completes screening acting, and crank and rocker mechanism has the characteristic suddenly returned, swing when backhaul can make
Mineral aggregate on screen frame sufficiently vibrates, and then mineral aggregate sufficiently falls on the everywhere of sieve plate, that is, is avoided that the poly- heap of material, and can make mineral aggregate
It is sufficiently sieved, improves screening efficiency and screening effect；Screen frame is fixedly connected with dynamic jaw, is moved together with servo-actuated jaw, is moved jaw
Motion profile is consistent under the driving of eccentric drive shaft, and the motion profile of screen frame is also consistent, therefore the amplitude of screen frame is fixed
, it is ensured that the screening effect of mineral aggregate is consistent.
Crusher and vibrating screen are the important equipments that drop-over is run in crushing production line, both equipment all pass through eccentric shaft
Driving.Crusher generates broken stroke using eccentric shaft, completes crushing operation；Vibrating screen generates shock motion using eccentric shaft,
Complete screening operation.The utility model removes the vibration excitor of vibrating screen itself, is installed on the lower part of dynamic jaw, broken using crushing pair
Screen frame movement is driven to complete screening when broken acting；The exciting side effect for making full use of eccentric drive shaft simultaneously, crushing pair is carried out
The vibration generated when crushing operation fully utilizes, and further increases screening effect.
The key structural feature of the utility model are as follows:
Screen frame has removed vibration excitor, without separately setting power drive, and is installed on by linking arm the lower part of dynamic jaw；In screen frame
Settable single layer sieve plate, may also set up multiple sieve plate.
Compared with prior art, the utility model has the following beneficial effects:
1. removing the vibration excitor and its power device of vibrating screen itself from, screen frame is moved using dynamic chin strap and is done work, and is made full use of
The idle running backhaul of dynamic jaw is sieved, and the backhaul of dynamic jaw does lateral extrusion, carries out broken acting, and the backhaul for moving jaw has urgency Hui Te
Property, it drives screen frame to be sieved, jaw is made to realize whole acting, it is substantially energy saving and reduce cost.
2. dynamic jaw is under the driving of eccentric drive shaft, motion profile is consistent with motion frequency, and screen frame is fixedly connected with dynamic jaw,
It is moved under the drive of dynamic jaw, motion profile is also consistent with motion frequency, therefore vibration pair when screen frame sieves mineral aggregate is one
It causes, it is ensured that the consistency of screening effect.
3. screen frame can simultaneously using crushing pair crushing operation when generated exciting side effect carry out screening operation, further
Screening effect is improved, further energy conservation.
4. the equipment for simplifying crushing production line reduces manufacturing cost, operating cost, maintenance cost.
5. device structure is more compact, occupied area is small.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the screen frame structural schematic diagram of mesh structure；
Fig. 3 is the screen frame structural schematic diagram of grating structure；
Fig. 4 is the screen frame structural schematic diagram of the double-deck sieve-plate structure；
In figure: 1. determine jaw；2. dynamic jaw；3. discharge gate；4. linking arm；5. screen frame；51. side plate；52. front apron；53. sieve
Plate；6.U type installation part；53. sieve plate；531. first sieve plates；532. second sieve plates.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Embodiment 1: as shown in Figure 1-3, a kind of crushing pair with screen frame, including determine jaw 1 and dynamic jaw 2, determine jaw 1 and dynamic jaw
Crusher chamber is formed between 2, jaw 2 is moved under the drive of the drive, determines jaw 1 close to or far from described, material is crushed, and is broken
The bottom of broken chamber is equipped with discharge gate 3；The lower part of dynamic jaw 2 is equipped with linking arm 4, and 4 lower end of linking arm is equipped with screen frame 5, the sieve
Frame 5 is located at 3 lower section of discharge gate；Linking arm 4 is two, and lower end is respectively symmetrically mounted on two pieces of sides of screen frame by high-strength bolt
On plate 51, the upper end is linked together by a U-shaped installation part 6, and the U-shaped installation part 6 and two linking arms 4 are integrally formed, U
Mounting hole is offered on type installation part 6, the lower part of dynamic jaw 2 is mounted on by high-strength bolt, the high-strength bolt is provided with pad
Circle.Screen frame 5 is rectangular box structure, and one layer of sieve plate 53 with screening gap is provided in screen frame 5, and sieve plate 53 is mounted on screen frame
On support item in 5, at the edge of sieve plate 53, the corresponding other end of front apron 52 is provided with for front apron 52,51 enclosing of side plate
Discharge port, screen frame 5 is tilted to discharge port direction, horizontal by 5 degree of angles.Sieve plate 53 is grating structure.It is broken with screen frame
Pair, the course of work be, mineral aggregate in crusher chamber after crushing pair is broken, from the sieve plate 53 that discharge gate 3 falls to screen frame 5,
Dynamic jaw 2 under the drive of the drive, is crushed mineral aggregate close to or far from jaw 1 is determined, mineral aggregate is in crusher chamber through crushing pair
It after broken, falls on the sieve plate 53 of screen frame 5, screen frame 5 moves together with servo-actuated jaw 2, sieves to mineral aggregate, and partial size is less than sieve
The mineral aggregate that plate 53 sieves gap is sifted out from screening gap, partial size be greater than the mineral aggregate in screening gap vibration and under the action of gravity from
The discharge port of screen frame 5 is discharged.
Embodiment 2: as shown in figure 3, with being in place of the difference of embodiment 1, being provided with the double-deck sieve plate in screen frame 5, and two layers
Sieve plate is parallel to each other, and is from top to bottom arranged in screen frame, and for convenience of describing, the first sieve plate 531, the are respectively defined as under upper
Two sieve plates 532, the first sieve plate 531 are grating structure, and the second sieve plate 532 is mesh structure, and the screening gap of the first sieve plate 531 is big
In the screening gap of the second sieve plate 532, mineral aggregate falls to the first sieve plate 531 of screen frame 5 from discharge gate 3 after crushing pair is broken
On, screen frame 5 moves together with servo-actuated jaw 2, mineral aggregate is sieved into shape, partial size be greater than the mineral aggregate in the first sieve plate 531 screening gap from
Corresponding discharge port discharge, partial size fall to the second sieve from the gap of grating less than the mineral aggregate in the first sieve plate 531 screening gap
Regrading is carried out on plate 532, the mineral aggregate that partial size is greater than the second sieve plate 532 screening gap is discharged from corresponding discharge port, grain
Diameter is directly discharged from the mesh of sieve less than the mineral aggregate in the second sieve plate 532 screening gap.
In production application, also the sieve plate 53 of more layers can be set in screen frame 5, to completion according to duty requirements
Just broken mineral aggregate carries out gradation sizing, and the mineral aggregate of different-grain diameter is targetedly delivered to different size fraction of crushed coal and is crushed, is mentioned
The efficiency of high entire crushing production line, reduces energy consumption.
It should be understood that in claims, specification of the utility model, all " including ... " should be understood as out
The meaning of formula is put, that is, its meaning is equal to " at least containing ... ", but should not be understood as enclosed meaning, i.e. its meaning
It should not be construed " only including ... ".The orientation of the instructions such as "front", "rear", " side ", "inner", "upper", "lower" or position are closed
System is merely for convenience of describing, therefore should not be understood as the limit to the application to be based on the orientation or positional relationship shown in the drawings
System.Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicit finger
The quantity of bright indicated technical characteristic.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, variation that those skilled in the art are made in the essential scope of the utility model, is added or is replaced remodeling
It changes, should all cover within the protection scope of utility model.
Claims (7)
1. a kind of crushing pair with screen frame, including determine jaw and dynamic jaw, described to determine to form crusher chamber between jaw and dynamic jaw, dynamic jaw exists
Under the driving of driving device, jaw being determined close to or far from described, mineral aggregate is crushed, the bottom of crusher chamber is equipped with discharge gate；Its
It is characterized in that, the lower part of the dynamic jaw is fixedly installed with linking arm, and the corresponding other end of linking arm is fixedly installed with screen frame, sieve
Frame moves together with servo-actuated jaw, and the screen frame is located at below discharge gate, for accepting and sieving the mineral aggregate fallen from crusher chamber.
2. a kind of crushing pair with screen frame according to claim 1, which is characterized in that be provided at least in the screen frame
One layer has the sieve plate for sieving gap, and the edge of the sieve plate is provided with front apron and side plate.
3. a kind of crushing pair with screen frame according to claim 2, which is characterized in that the front apron is corresponding another
One end is provided with discharge port, and the screen frame is tilted to discharge port.
4. a kind of crushing pair with screen frame according to claim 2 or 3, which is characterized in that the linking arm is two,
Its lower end is respectively symmetrically mounted on two blocks of side plates of screen frame by high-strength bolt, and the upper end is connected to by a U-shaped installation part
Together, the U-shaped installation part and two linking arms are integrally formed, and are offered mounting hole on U-shaped installation part, are pacified by high-strength bolt
Mounted in the lower part of dynamic jaw, the high-strength bolt is provided with washer.
5. a kind of crushing pair with screen frame according to claim 4, which is characterized in that the sieve plate is plural layer, phase
Mutually parallel to be from top to bottom mounted in screen frame, the screening gap of sieve plate is from top to bottom sequentially reduced.
6. a kind of crushing pair with screen frame according to claim 2 or 5, which is characterized in that the sieve plate is sieve knot
Structure.
7. a kind of crushing pair with screen frame according to claim 2 or 5, which is characterized in that the sieve plate is grating knot
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821337176.6U CN208912155U (en) | 2018-08-19 | 2018-08-19 | A kind of crushing pair with screen frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821337176.6U CN208912155U (en) | 2018-08-19 | 2018-08-19 | A kind of crushing pair with screen frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208912155U true CN208912155U (en) | 2019-05-31 |
Family
ID=66702899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821337176.6U Expired - Fee Related CN208912155U (en) | 2018-08-19 | 2018-08-19 | A kind of crushing pair with screen frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208912155U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110586231A (en) * | 2019-09-24 | 2019-12-20 | 长沙凯泽工程设计有限公司 | Be provided with building stones breaker that is arranged in railway system of building of dust fall mechanism |
| CN110918162A (en) * | 2018-08-19 | 2020-03-27 | 义乌市多方联矿机超市有限公司 | Crushing pair with screen frame |
-
2018
- 2018-08-19 CN CN201821337176.6U patent/CN208912155U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110918162A (en) * | 2018-08-19 | 2020-03-27 | 义乌市多方联矿机超市有限公司 | Crushing pair with screen frame |
| CN110586231A (en) * | 2019-09-24 | 2019-12-20 | 长沙凯泽工程设计有限公司 | Be provided with building stones breaker that is arranged in railway system of building of dust fall mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190531 Termination date: 20200819 |