CN107876181A - Impact breaker - Google Patents
Impact breaker Download PDFInfo
- Publication number
- CN107876181A CN107876181A CN201711350354.9A CN201711350354A CN107876181A CN 107876181 A CN107876181 A CN 107876181A CN 201711350354 A CN201711350354 A CN 201711350354A CN 107876181 A CN107876181 A CN 107876181A
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- casing
- impact breaker
- pretightning force
- breaker according
- 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.)
- Granted
Links
- 229920001971 elastomer Polymers 0.000 claims abstract description 51
- 239000000806 elastomer Substances 0.000 claims abstract description 23
- 239000005060 rubber Substances 0.000 claims description 28
- 239000000463 material Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/0012—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain)
- B02C19/0018—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain) using a rotor accelerating the materials centrifugally against a circumferential breaking surface
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/58—Construction or demolition [C&D] waste
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Pulverization Processes (AREA)
- Bolts, Nuts, And Washers (AREA)
Abstract
The invention discloses a kind of impact breaker.Impact breaker includes casing, counterpunch board and pre-tightening force adjusting device, counterpunch board includes plate body and the rotating shaft being arranged on plate body, rotating shaft is rotatablely arranged on casing, pre-tightening force adjusting device includes the pretightning force adjustment portion being arranged in rotating shaft, and pretightning force adjustment portion includes the elastomer being arranged between rotating shaft and casing.The impact breaker sets elastomer to adjust the pretightning force of counterpunch board directly between the rotating shaft of counterpunch board and casing, compared with pretightning force being adjusted with setting spring on plate body in the prior art, the screw-down torque needed for regulation pretightning force is reduced, facilitates the regulation of pretightning force.
Description
Technical field
The present invention relates to technical field of engineering machinery, more particularly to a kind of impact breaker.
Background technology
Impact breaker is a kind of disintegrating machine of the break process applied to middle soft material, and it is widely used in ore deposit
In the material break process of a variety of occasions such as mountain, stone pit, building waste processing.
Impact breaker includes discharge gate adjusting means and pre-tightening force adjusting device.Discharge gate adjusting means adjusts discharge
The size of mouth meets the requirement of different material particle diameter so as to adjust discharging size.Pre-tightening force adjusting device adjusts the pre- of counterpunch board
Clamp force, the hard ware materials such as iron block are avoided to enter broken machine cavity and destroy main frame, so as to realize overload protection.
As shown in figure 1, impact breaker of the prior art includes pretightning force adjusting nut 1a, spring 2a, tie-beam
5a, hydraulic jack 3a, discharge gate adjusting nut 6a, vibration isolation rubber 7a and connecting rod 8a.Wherein, connecting rod 8a and counterpunch board 4a connects
Connect and coordinate with discharge gate adjusting nut 6a screw threads.When needing to adjust the size of discharge gate, hydraulic jack 3a is by tie-beam 5a
So that tie-beam 5a leaves regulation discharge gate adjusting nut 6a after jack-up, discharge gate adjusting nut 6a is then adjusted to specific bit
Put, so that discharge gate adjusting nut and connecting rod 8a cooperation position change, then withdraw hydraulic jack 3a to complete pair
The regulation of discharge gate size.When adjusting pretightning force, pretightning force adjusting nut 1a is adjusted to realize the pretightning force tune to spring 2a
Section.
Above-mentioned impact breaker realizes the regulation to counterpunch board pretightning force using spring, when the pretightning force that needs are larger
When, screw-down torque is huge, it is more difficult to operates.And spring is linear elasticity element, may occur when being impacted by material altogether
Shake, destroy disintegrating machine.
The content of the invention
It is an object of the invention to provide a kind of impact breaker, to facilitate the regulation of pretightning force and reduce twisting for operation
Clamp force square.
The present invention provides a kind of impact breaker, including：Casing, counterpunch board and pre-tightening force adjusting device, counterpunch board
Including plate body and the rotating shaft being arranged on plate body, rotating shaft is rotatablely arranged on casing, and pre-tightening force adjusting device includes setting
In the pretightning force adjustment portion in rotating shaft, pretightning force adjustment portion includes the elastomer being arranged between rotating shaft and casing.
Further, pretightning force adjustment portion also includes the ring flange being fixedly installed relative to casing, and the end of rotating shaft is worn
In in the centre bore of ring flange, elastomer is provided between the end of rotating shaft and the hole wall of centre bore.
Further, pretightning force adjustment portion also includes the body being arranged in the centre bore of ring flange, and elastomer is arranged at
Between the outer wall of body and the hole wall of centre bore, the end of rotating shaft is fixedly installed in body.
Further, centre bore is square opening, and body is rectangular tube, and the end of rotating shaft is square end, the corner of rectangular tube
Abutted with the hole wall of square opening, elastomer is arranged between the tube wall of rectangular tube and the corner of square opening.
Further, pretightning force adjustment portion also includes the clamping structure for being arranged at the close casing side of ring flange, clamping
Structure is arranged between ring flange and casing to prevent ring flange from loosening.
Further, ring flange also has the extension that the hole wall along centre bore extends laterally, and casing has to flange
The boss of disk side protrusion, clamping structure include flute profile bent plate, and flute profile bent plate is sheathed on extension and outside the boss.
Further, elastomer is cylindrical structure, and the axis of cylindrical structure and the axis coaxle of rotating shaft are set.
Further, elastomer is rubber bodies.
Further, pretightning force adjustment portion includes at least two circumferentially disposed elastomers along rotating shaft.
Further, pre-tightening force adjusting device includes at least two axially arranged pretightning force adjustment portions along rotating shaft.
Further, impact breaker also includes being used for the discharge gate adjusting means for adjusting discharge gate size, discharge gate
Adjusting means is arranged on casing and is connected with plate body.
Further, discharge gate adjusting means includes being arranged in the connecting rod be hinged on casing and with plate body, the company of being arranged at
Rubber blanket on extension bar and the adjusting nut with connecting rod progress screw thread cooperation, rubber blanket are abutted with the outer surface of casing, adjusted
Section nut is abutted with rubber blanket and coordinated with connecting rod screw thread to adjust connecting rod relative to the position of casing and then adjust counterattack
The position of plate.
Further, impact breaker includes at least two counterpunch boards and is correspondingly arranged with least two counterpunch boards
At least two pre-tightening force adjusting devices.
Based on technical scheme provided by the invention, impact breaker includes：Casing, counterpunch board and pretightning force regulation dress
Put, counterpunch board includes plate body and the rotating shaft being arranged on plate body, and rotating shaft is rotatablely arranged on casing, pre-tightening force adjusting device
Including the pretightning force adjustment portion being arranged in rotating shaft, pretightning force adjustment portion includes the elastomer being arranged between rotating shaft and casing.
The impact breaker sets elastomer so as to adjust the pretightning force of counterpunch board directly between the rotating shaft of counterpunch board and casing, with
Set spring to be compared to adjust pretightning force on plate body in the prior art, reduce the screw-down torque needed for regulation pretightning force, side
Just the regulation of pretightning force.
By referring to the drawings to the present invention exemplary embodiment detailed description, further feature of the invention and its
Advantage will be made apparent from.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the part-structure schematic diagram of the impact breaker of prior art；
Fig. 2 is the dimensional structure diagram of the impact breaker of the embodiment of the present invention；
Fig. 3 is that the impact breaker shown in Fig. 2 hides the dimensional structure diagram after casing；
Fig. 4 is the internal structure schematic diagram of the impact breaker shown in Fig. 2；
Fig. 5 is the side structure schematic view of impact breaker shown in Fig. 2；
Fig. 6 is the D-D cross section structure schematic diagrams in Fig. 5；
Fig. 7 is the fit structure schematic diagram of the counterpunch board and pre-tightening force adjusting device in Fig. 2；
Fig. 8 is the decomposition texture schematic diagram of the pre-tightening force adjusting device in Fig. 7；
Fig. 9 and Figure 10 is the structural representation of pretightning force adjustment portion；
Figure 11 is the structural representation of the counterpunch board in Fig. 7；
Figure 12 is the dimensional structure diagram of the discharge gate adjusting means in Fig. 1；
Figure 13 is the decomposition texture schematic diagram of the discharge gate adjusting means shown in Figure 12.
Each reference represents respectively：
1a- pretightning force adjusting nuts；2a- springs；3a- hydraulic jacks；4a- counterpunch boards；5a- tie-beams；6a- discharge gates are adjusted
Save nut；7a- vibration isolation rubbers；8a- connecting rods；1- casings；2- pre-tightening force adjusting devices；21- ring flanges；22- bodys；23- rubbers
Colloid；24- flute profile clamps；25- bolts；3- discharge gate adjusting meanss；31- connecting rods；32- rubber blankets；33- first adjusts spiral shell
It is female；The adjusting nuts of 34- second；35- pads；36- bearing pins；4- counterpunch boards；41- plate bodys；42- rotating shafts；5- rotors.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Below
Description only actually at least one exemplary embodiment is illustrative, is never used as to the present invention and its application or makes
Any restrictions.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of protection of the invention.
Unless specifically stated otherwise, the part and positioned opposite, the digital table of step otherwise illustrated in these embodiments
Do not limited the scope of the invention up to formula and numerical value.Simultaneously, it should be appreciated that for the ease of description, each portion shown in accompanying drawing
The size divided not is to be drawn according to the proportionate relationship of reality.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, the technology, method and apparatus should be considered as authorizing explanation
A part for book.In shown here and discussion all examples, any occurrence should be construed as merely exemplary, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should be noted that：Similar label
Similar terms is represented in following accompanying drawing with letter, therefore, once it is defined in a certain Xiang Yi accompanying drawing, then subsequent attached
It need not be further discussed in figure.
For the ease of description, space relative terms can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.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
It will 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.
As shown in Fig. 2 to Figure 13, the impact breaker of the embodiment of the present invention includes casing 1, counterpunch board 4 and pretightning force
Adjusting means 2.Counterpunch board 4 includes plate body 41 and the rotating shaft 42 being arranged on plate body 41.Rotating shaft 42 is rotatablely arranged at casing 1
On.Pre-tightening force adjusting device includes the pretightning force adjustment portion being arranged in rotating shaft 42, and pretightning force adjustment portion includes being arranged at rotating shaft
Elastomer between 42 and casing 1.
The impact breaker sets elastomer to adjust counterpunch board directly between the rotating shaft of counterpunch board and casing
Pretightning force, compared with adjusting pretightning force with setting spring on plate body in the prior art, reduce twisting needed for regulation pretightning force
Clamp force square, facilitate the regulation of pretightning force.
Preferably, as shown in Figures 2 and 3, the impact breaker of the present embodiment also includes discharge gate adjusting means 3.Row
Material mouth adjusting means 3 is arranged on casing 1 and is connected with the plate body of counterpunch board 4.The discharge gate adjusting means 3 of the present embodiment and pre-
Clamp force adjusting means is separately positioned on the diverse location of counterpunch board 4, consequently facilitating operating and avoiding pretightning force regulation and discharge
Mouth regulation interferes.
Preferably, as shown in Figure 6 to 8, the pre-tightening force adjusting device 3 of the present embodiment is included along the axially arranged of rotating shaft 42
At least two pretightning force adjustment portions.At least two pretightning force adjustment portions are arranged in parallel and the elastomer to each setting divides
Do not adjust so as to meet pretightning force requirement, therefore reduce the regulation difficulty to single pretightning force adjustment portion, further facilitate pre-
The regulation of clamp force.
Impact breaker includes at least two counterpunch boards and be correspondingly arranged with least two counterpunch boards at least two
Pre-tightening force adjusting device and at least two discharge gate adjusting meanss.The respective pre-tightening force adjusting device of at least two counterpunch boards and row
Material mouth adjusting means can be realized to be independently controlled to the pretightning force and discharge gate of counterpunch board.
The structure of the impact breaker of a specific embodiment of the invention is carried out specifically below according to Fig. 2 to Figure 13
It is bright.
The impact breaker of the present embodiment includes casing 1, rotor 5, counterpunch board 4, pre-tightening force adjusting device 2 and discharge gate
Adjusting means 3.Counterpunch board 4 includes plate body 41 and the rotating shaft 42 being arranged on plate body 41.Rotating shaft 42 is rotatablely arranged at casing 1
On.
Specifically in the present embodiment, plate body 41 includes plate body body and the gusset being arranged on plate body body.Rotating shaft 42
It is fixedly installed on gusset.
As shown in Figure 2 and Figure 4, casing 1 includes the side plate positioned at side and the top cover positioned at top.Rotating shaft 42 is rotationally
It is connected on side plate.Discharge gate adjusting means 3 is arranged on top cover.Discharge gate adjusting means 3 is used to adjust counterpunch board 4 and rotor
The distance between 5 so that realize the regulation to discharge gate.
The pre-tightening force adjusting device 2 of the present embodiment includes the pretightning force adjustment portion being arranged in rotating shaft 42.Pretightning force is adjusted
Portion includes the rubber bodies being arranged between rotating shaft 42 and casing 1.The present embodiment is set between rotating shaft 42 and casing 1 has vibration isolation
The rubber bodies of characteristic, so as to reduce the probability that system resonates, improve the service life of disintegrating machine.
Specifically, as shown in Figure 9 and Figure 10, the pretightning force adjustment portion of the present embodiment also includes fixing relative to casing 1 setting
The ring flange 21 put and the body 22 being arranged in the centre bore of ring flange 21.Rubber bodies 23 be arranged at the outer wall of body 22 with
Between the inwall of centre bore.The end of rotating shaft 42 is arranged in body 22.So, when counterpunch board 4 is impacted by material, turn
Axle 42 rotates under the impact of hard ware material absorbs part kinetic energy so as to drive body 22 to rotate to compress rubber bodies 23.When anti-
Hit plate 4 by the hard ware material (such as iron block) that can not be crushed impact when, rotating shaft 42 rubber bodies 23 can be compressed so that
Counterpunch board is dropped back and excludes hard ware material, avoids causing damage to the part inside disintegrating machine.
As shown in Figure 10, the centre bore of ring flange 21 is square opening, and body 22 is rectangular tube, and the end of rotating shaft 42 is square
End, the corner of rectangular tube abuts with the hole wall of square opening, rubber bodies 23 be arranged at rectangular tube tube wall and square opening corner it
Between.When rotating shaft 42 rotates, its end is adapted to so as to drive rectangular tube to rotate with rectangular tube, the tube wall compressing rubber body of rectangular tube.
In the unshowned embodiment of other accompanying drawings, rectangular tube can also be not provided with, rubber bodies are directly arranged at rotating shaft
Between 42 square end and the hole wall of square opening.
In the unshowned embodiment of other accompanying drawings, the cross sectional shape of body can also be other polygons.For example, can be with
It is triangle, pentagon, hexagon etc..The cross sectional shape of the end of rotating shaft 42 needs identical with the cross sectional shape of body with suitable
Match somebody with somebody.
In the present embodiment, rubber bodies are cylindrical structure, and the axis of cylindrical structure is set with the axis coaxle of rotating shaft 42.
Preferably, as shown in figure 9, pretightning force adjustment portion includes at least two circumferentially disposed rubber bodies 23 along rotating shaft.
It is arranged so that in the circumference of rotating shaft 42 and produces pretightning force, improves the reliability of counterpunch board pretightning force.
In the unshowned embodiment of other accompanying drawings, elastomer can also be by other flexible materials than rubber
Material is made.
Preferably, pretightning force adjustment portion also includes the clamping structure for being arranged at the side of close casing 1 of ring flange 21, clamping
Structure is arranged between ring flange 21 and casing 1 to prevent ring flange 21 from loosening.Flange is rotated when pretightning force is adjusted
Clamping structure is arranged between ring flange 21 and casing so as to prevent ring flange from loosening after the certain angle of disk 21 and makes pretightning force
Failure.
Specifically, as shown in figs. 6 and 10, ring flange 21 also has the extension that the hole wall along centre bore extends laterally
21a.Casing 1 has the boss 1a protruded to the side of ring flange 21.Clamping structure includes flute profile bent plate 24.Flute profile bent plate 24 is arranged
In extension 21a and boss 1a outside.
In order to further facilitate the regulation to pretightning force, the pre-tightening force adjusting device of the present embodiment is included along the axial direction of rotating shaft
At least two pretightning force adjustment portions set.At least two pretightning force adjustment portions are arranged in parallel and the elastomer to each setting enters
Row is adjusted so as to meet pretightning force requirement respectively, therefore reduces the regulation difficulty to single pretightning force adjustment portion, further side
Just the regulation of pretightning force.
And the axial both ends of the rotating shaft of the present embodiment are provided with pretightning force adjustment portion.
It is fixed between two adjacent pretightning force adjustment portions again by flute profile clamp 24.
Preferably, after the angle of the ring flange of each pretightning force adjustment portion is adjusted successively, using bolt 25 come
Connect each ring flange 21 and casing 1.
The step of specific regulation pretightning force：The ring flange of pretightning force adjustment portion is adjusted successively to the angle and utilization specified
Ring flange and casing 1 or adjacent ring flange are carried out clamping fixed by flute profile clamp 24.Finally will at least two using bolt 25
Individual ring flange is fixed with casing.
As shown in Fig. 3 and Figure 12, the impact breaker of the present embodiment also includes being used for the discharge for adjusting discharge gate size
Mouth adjusting means 3.Discharge gate adjusting means 3 is arranged on casing 1 and is connected with plate body 41.
Specifically, as shown in figure 13, the company that discharge gate adjusting means 3 includes being arranged on casing 1 and is hinged with plate body 41
Extension bar 31.The rubber blanket 32 being arranged in connecting rod 31 and the adjusting nut with the progress screw thread cooperation of connecting rod 31, rubber blanket
32 are abutted with the outer surface of casing 1, and adjusting nut abuts with rubber blanket 32 to be entered with adjusting connecting rod 31 relative to the position of casing 1
And the position of regulation plate body 41.
Specifically, connecting rod 31 is hinged with gusset.
The lower end of connecting rod 31 is provided with the connecting plate being oppositely arranged, and connecting hole is provided with connecting plate, and bearing pin 36 is worn
In being connected in connecting hole and with plate body 41 so as to realizing the be hinged of connecting rod 31 and plate body.
In order to improve the connection reliability between connecting rod 31 and casing 1, the adjusting nut of the present embodiment includes first and adjusted
Save the adjusting nut 34 of nut 33 and second.Pad 35 is provided between first adjusting nut 33 and rubber blanket 32.
In summary, the impact breaker of the embodiment of the present invention at least has following advantage：
The impact breaker reduces the screw-down torque needed for regulation pretightning force, facilitates the regulation of pretightning force.And rubber
The isolation characteristicses of body can reduce the probability that system resonates, and improve the service life of disintegrating machine.
Finally it should be noted that：The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that：Still
The embodiment of the present invention can be modified or equivalent substitution is carried out to some technical characteristics；Without departing from this hair
The spirit of bright technical scheme, it all should cover among the claimed technical scheme scope of the present invention.
Claims (13)
- A kind of 1. impact breaker, it is characterised in that including：Casing (1), counterpunch board (4) and pre-tightening force adjusting device (2), the counterpunch board (4) includes plate body (41) and the rotating shaft (42) being arranged on the plate body (41), and the rotating shaft (42) can It is rotatably arranged on the casing (1), the pre-tightening force adjusting device (2) includes the pretension being arranged in the rotating shaft (42) Power adjustment portion, the pretightning force adjustment portion include the elastomer being arranged between the rotating shaft (42) and the casing (1).
- 2. impact breaker according to claim 1, it is characterised in that the pretightning force adjustment portion also include relative to The ring flange (21) of casing (1) fixed setting, the end of the rotating shaft (42) is arranged in the center of the ring flange (21) In hole, the elastomer is provided between the end of the rotating shaft (42) and the hole wall of the centre bore.
- 3. impact breaker according to claim 2, it is characterised in that the pretightning force adjustment portion also includes being arranged at Body (22) in the centre bore of the ring flange (21), the elastomer be arranged at the outer wall of the body (22) with it is described in Between the hole wall in heart hole, the end of the rotating shaft (42) is fixedly installed in the body (22).
- 4. impact breaker according to claim 3, it is characterised in that the centre bore is square opening, the body (22) it is rectangular tube, the end of the rotating shaft (42) is square end, and the corner of the rectangular tube and the hole wall of the square opening support Connect, the elastomer is arranged between the tube wall of the rectangular tube and the corner of the square opening.
- 5. impact breaker according to claim 2, it is characterised in that the pretightning force adjustment portion also includes being arranged at The clamping structure of close casing (1) side of the ring flange (21), the clamping structure are arranged in the ring flange (21) between the casing (1) with prevent the ring flange (21) loosen.
- 6. impact breaker according to claim 5, it is characterised in that the ring flange (21) also has along in described The extension (21a) that the hole wall in heart hole extends laterally, the casing (1) have to the convex of the ring flange (21) side protrusion Platform (1a), the clamping structure include flute profile bent plate (24), and the flute profile bent plate (24) is sheathed on the extension (21a) and institute State on the outside of boss (1a).
- 7. impact breaker according to claim 1, it is characterised in that the elastomer is cylindrical structure, the circle The axis of rod structure and the axis coaxle of the rotating shaft (42) are set.
- 8. impact breaker according to claim 1, it is characterised in that the elastomer is rubber bodies (23).
- 9. impact breaker according to claim 1, it is characterised in that the pretightning force adjustment portion is included along described turn The elastomer of circumferentially disposed at least two of axle (42).
- 10. impact breaker according to any one of claim 1 to 9, it is characterised in that the pretightning force regulation dress Put including the pretightning force adjustment portion of axially arranged at least two along the rotating shaft (42).
- 11. impact breaker according to any one of claim 1 to 9, it is characterised in that the impact breaker Also include being used for the discharge gate adjusting means (3) for adjusting discharge gate size, the discharge gate adjusting means (3) is arranged at the machine It is connected on shell (1) and with the plate body (41).
- 12. impact breaker according to claim 11, it is characterised in that the discharge gate adjusting means includes wearing In the connecting rod (31) being hinged on the casing (1) and with the plate body (41), the rubber being arranged in the connecting rod (31) Pad (32) and the adjusting nut of screw thread cooperation, the rubber blanket (32) and the casing (1) are carried out with the connecting rod (31) Outer surface abut, the adjusting nut abuts with the rubber blanket (32) and with the cooperation of connecting rod (31) screw thread with described in adjusting Connecting rod (31) is relative to the position of the casing (1) and then the position of the regulation counterpunch board (4).
- 13. impact breaker according to any one of claim 1 to 9, it is characterised in that the impact breaker Including at least two counterpunch boards (4) and at least two pretightning forces being correspondingly arranged with least two counterpunch board (4) Adjusting means (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711350354.9A CN107876181B (en) | 2017-12-15 | 2017-12-15 | Impact crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711350354.9A CN107876181B (en) | 2017-12-15 | 2017-12-15 | Impact crusher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107876181A true CN107876181A (en) | 2018-04-06 |
| CN107876181B CN107876181B (en) | 2023-01-17 |
Family
ID=61771537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711350354.9A Active CN107876181B (en) | 2017-12-15 | 2017-12-15 | Impact crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107876181B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110773276A (en) * | 2019-11-07 | 2020-02-11 | 河南黎明重工科技股份有限公司 | Modular impact crusher |
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| CN107876181B (en) | 2023-01-17 |
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