CN107051635A - A kind of double-roll crusher - Google Patents
A kind of double-roll crusher Download PDFInfo
- Publication number
- CN107051635A CN107051635A CN201710120428.3A CN201710120428A CN107051635A CN 107051635 A CN107051635 A CN 107051635A CN 201710120428 A CN201710120428 A CN 201710120428A CN 107051635 A CN107051635 A CN 107051635A
- Authority
- CN
- China
- Prior art keywords
- conveyer belt
- conveying device
- adjustable
- section
- support leg
- 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.)
- Pending
Links
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
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/286—Feeding devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The present invention relates to disintegrating apparatus field, and in particular to double-roll crusher, including conveyer belt conveying device and vibrating grid, and the conveying device is installed on the vibrating grid；The vibrating grid includes vibration body frame, and the vibration body frame is provided with vibrator, and the conveyer belt conveying device is installed on the vibration body frame.Vibrator is function of homogenizing materials power resources, its driving conveying belt conveying device is vibrated, the material to be broken on conveyer belt conveying device surface, and vibration body frame vibrates together, by the material homogenization in conveyer belt conveying device, so that broken material uniformly cloth can be spread on the breaker roll of breaker.
Description
Technical field
The present invention relates to disintegrating apparatus field, a kind of double-roll crusher is specifically related to.
Background technology
Generally in the crushing operation of twin rollers, the bed of material on two roller widths is distributed in after broken material enters twin rollers
Thickness differs, i.e., the material that the roll surface of diverse location is crushed on unit interval insied width direction is different more, and this results in brokenly material
Many roll surface wearings are more, break and expect that few roll surface wearing is few, show on roll surface to be exactly the rough face of cylinder of waveform occur,
After there is this rough roll surface fragmentation quality can be made drastically to decline, cause the later stage to need grinding roller normally to produce.
In order to improve fragmentation quality and efficiency, it will usually manufacture and design some novel appliance arrangements to improve reconditioning of the grinding tool to roll surface
Speed and grinding quality so that twin rollers quickly return to normal production.
The content of the invention
For drawbacks described above, it is an object of the invention to propose a kind of to adjust the broken of conveying device angle of inclination
Machine, the device has adjustable support leg, vibration body frame can be made to adjust gradient after setting up, so as to control transporting velocity.
For up to this purpose, the present invention uses following technical scheme：
A kind of double-roll crusher, including conveyer belt conveying device, vibrating grid and disintegrating machine, the conveyer belt conveying device
The vibrating grid is installed on, the vibrating grid is installed on the disintegrating machine, and the vibrating grid is provided with vibrator；
The disintegrating machine includes casing, drive roll, driven voller and drive device, and the drive roll and driven voller are rotated side by side
The casing is installed on, the drive device drives the drive roll, and the rotating shaft of the drive roll and the driven voller is equipped with
Gear, the gear intermeshing；
Feed hopper is provided with above the casing, the feed hopper is arranged above the drive roll and driven voller, it is described enter
Hopper accepts the discharge end for being arranged at the conveyer belt conveying device.
It is preferred that provided with support leg and adjustable support leg, the support leg and adjustable support leg below the vibration body frame
The vibration body frame two ends are respectively arranged in, vibration body frame is set with skewed, and the length of the adjustable support leg can be adjusted.
Further, the support leg is divided into supporting section and lower supporting section, the upper supporting section and the lower support
Connected between section by spring；
The adjustable support leg be divided into supporting section and under adjustable section, the upper supporting section and under pass through spring between adjustable section
Connection, the length of the adjustable support leg can be adjusted.
It is preferred that the support leg and adjustable support leg are articulated with the vibration body frame.
Further, the conveyer belt conveying device has material scraping plate, and the material scraping plate is installed on the conveyer belt conveying
Below device discharge end.
It is preferred that the conveyer belt conveying device includes stepper motor, conveyer belt described in the driving stepper motor is conveyed
Plant running.
Further, the conveyer belt conveying device both sides are provided with striker plate.
It is preferred that the conveyer belt conveying device includes conveying roller tables and is sheathed on the conveyer belt of roller tables；
The conveying roller you portion is provided with adjustable roller, and the adjustable roller can by be arranged on conveying roller tables both sides
Device is adjusted to be installed on the conveying roller you portion；
The tunable arrangement includes guide rail, installing plate, standing screw and screw rod constraint block；The guide rail and the screw rod are about
Beam block is fixed on the conveying roller tables, and the screw rod constraint block is provided with screw；
The installing plate includes construction section and guide section, and the standing screw is rotatablely installed in the guide section end, institute
The rotating shaft that the construction section of installing plate is used to install adjustable roller is stated, the guide section is slideably positioned in the guide rail, the screw rod
It is threadedly coupled with the screw rod constraint block.
Further, the guide section offers and gag lever post is equipped with stopper slot, the stopper slot, the gag lever post peace
Loaded on the guide rail, the gag lever post is used to lock the installing plate.
It is preferred that under described adjustable section be that screw rod and screwed pipe are constituted, coordinate between the screw rod and screwed pipe for screw thread.
Vibrator is function of homogenizing materials power resources, the vibration of its driving conveying belt conveying device, conveyer belt conveying device surface
Material to be broken, and vibration body frame vibrate together, by conveyer belt conveying device material homogenize so that broken material can be equal
Even cloth is spread on the breaker roll of breaker；Disintegrating machine can be arranged on by vibrating the conveyer belt conveying device of body frame, and be propped up
Support leg and adjustable support leg can make vibration body frame to adjust gradient after setting up；Spring effect is to avoid conveyer belt conveying dress
The vibration put is delivered in installed mechanism, and transition apparatus is used as by spring, it is to avoid vibration is delivered to disintegrating machine, it is to avoid broken
Loosening and noise of the broken machine caused by affected by vibration.
Brief description of the drawings
Fig. 1 is the mounting structure figure of one embodiment of the present of invention；
Fig. 2 is the structural representation of the tunable arrangement of one embodiment of the present of invention；
Fig. 3 is the overall structure diagram of one embodiment of the present of invention.
Wherein：Conveyer belt conveying device 100, material scraping plate 110, stepper motor 120, striker plate 130, vibrating grid 200, vibration
Device 210, adjustable support leg 220, under adjustable section 221, support leg 230, upper supporting section 231, lower supporting section 232, spring 300, can
Adjust device 400, guide rail 410, installing plate 420, construction section 421, guide section 422, bar-shaped trough 423, standing screw 430, screw rod about
Beam block 440, disintegrating machine 500, casing 510, drive roll 520, driven voller 530, feed hopper 540.
Embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by embodiment.
As Figure 1-3, a kind of double-roll crusher, including conveyer belt conveying device 100, vibrating grid 200 and disintegrating machine
500, the conveyer belt conveying device 100 is installed on the vibrating grid 200, and the vibrating grid 200 is installed on the disintegrating machine
500, the vibrating grid 200 is provided with vibrator 210；
The disintegrating machine 500 includes casing 510, drive roll 520, driven voller 530 and drive device, the drive roll 520
It is rotatablely installed side by side in the casing 510 with driven voller 530, the drive device drives the drive roll 520, the drive roll
520 are equipped with gear, the gear intermeshing with the rotating shaft of the driven voller 530；
The top of casing 510 is provided with feed hopper 540, and the feed hopper 540 is arranged on the drive roll and driven voller
Side, the feed hopper 540 accepts the discharge end for being arranged at the conveyer belt conveying device 100.
Vibrator 210 is function of homogenizing materials power resources, and its driving conveying belt conveying device 100 is vibrated, conveyer belt conveying dress
The material to be broken on 100 surfaces is put, and vibrating grid 200 is vibrated together, and the material in conveyer belt conveying device 100 is homogenized；It is broken
The small volume of machine 500, reduction ratio is big, and noise is low, simple in construction, easy to maintenance, and the driving conveying belt conveying device of vibrator 210
100 the material in conveyer belt conveying device is shaken it is even so that material to be broken can uniform cloth be spread to the broken of breaker
On broken roller.
Wherein, the lower section of vibration body frame 200 is provided with support leg 230 and adjustable support leg 220, the support leg 230
Vibration body frame 200 two ends are respectively arranged in adjustable support leg 220, vibration body frame 200 is set with skewed, the adjustable supporting
The length of pin 220 can be adjusted.Support leg 230 and adjustable support leg 220 to be used as support vibration body frame 200, make vibration body frame 200
Disintegrating machine can be arranged on the conveyer belt conveying device 100 for being arranged on vibration body frame 200, and supports leg 230 and adjustable
Leg 220 can make vibration body frame 200 to adjust gradient after setting up.
In addition, 230 points of the support leg is upper supporting section 231 and lower supporting section 232, the upper supporting section 231 and institute
State and connected by spring 300 between lower supporting section 232；220 points of the adjustable support leg be upper supporting section 231 and under adjustable section 221,
The upper supporting section 231 and under connected by spring 300 between adjustable section 221, the length of the adjustable support leg 220 can be adjusted
It is whole.The effect of spring 300 is that the vibration for avoiding conveyer belt conveying device 100 is delivered in installed mechanism, is made by spring 300
For transition apparatus, it is to avoid vibration is delivered to disintegrating machine, it is to avoid loosening and noise of the disintegrating machine caused by affected by vibration.
Wherein, the support leg 230 and adjustable support leg 220 are articulated with the vibration body frame 200.Leg 230 will be supported
It is hinged on adjustable support leg 220 after vibration body frame 200, by vibration body frame 200 by supporting leg 230 and adjustable support leg 220 to pacify
After disintegrating machine, the angle of inclination of adjustable section 221 i.e. adjustable vibration body frame 200 under directly operating.
In addition, the conveyer belt conveying device 100 has material scraping plate 110, the material scraping plate 110 is installed on the conveyer belt
Below the discharge end of conveying device 100.Stating material scraping plate 110 can be clear to the clout of the conveyor belt surface of conveyer belt conveying device 100
Reason is clean, is so conducive to the stable operation of conveyer belt.
Wherein, the conveyer belt conveying device 100 includes stepper motor 120, and the stepper motor 120 drives the conveying
Band conveying device 100 is run.The rotating speed of stepper motor 120 is easy to regulation, and controls simply, can be directed to different supplied materials big
Small and bed of material thickness adjusts fast jogging speed feed.
In addition, the both sides of conveyer belt conveying device 100 are provided with striker plate 130.The conveyer belt of conveyer belt conveying device 100
Both sides set striker plate 130, so that the material material to be broken of conveying will not be from the conveying band edge overflow of conveyer belt conveying device 100
Go out or run out of outside conveyer belt scope.
As the supplement to above-mentioned technology, the conveyer belt conveying device 100 includes conveying roller tables and is sheathed on roller tables
Conveyer belt；The conveying roller you portion is provided with adjustable roller, and the adjustable roller can by be arranged on conveying roller tables both sides
Device 400 is adjusted to be installed on the conveying roller you portion；The tunable arrangement 400 includes guide rail 410, installing plate 420, standing screw
430 and screw rod constraint block 440；The guide rail 410 and the screw rod constraint block 440 are fixed on the conveying roller tables, the screw rod
Constraint block is provided with screw；The installing plate 420 includes construction section 421 and guide section 422, and the standing screw 430 is rotatablely installed
In the end of guide section 422, the construction section 421 of the installing plate 420 is used for the rotating shaft for installing adjustable roller, the guide section
422 are slideably positioned in the guide rail 410, and the screw rod 430 is threadedly coupled with the screw rod constraint block 440.It is adjustable by installing
Device 400 installs adjustable roller, makes the spacing between adjustable roller and conveying roller tables, so that the rate of tension of conveyer belt can be obtained
To adjustment, it is easy to the installation and removal of conveyer belt；And guide section 422 is slidably arranged in guide rail 410, the end of guide section 422 is consolidated
Determine screw rod 430 with the screw thread of screw rod constraint block 440 to coordinate, the as i.e. controllable guide section 422 of rotary fixing screw bar 430 is in guide rail
Slided in 410, so that the spacing between the adjustable roller of installing plate 420 and conveying roller you portion produces change, i.e.,
It can be adjusted the rate of tension of conveyer belt, operation is very easy in terms of adjustment using said structure.
In addition, the guide section 422, which is offered, is equipped with gag lever post in stopper slot, the stopper slot, the gag lever post peace
Loaded on the guide rail, the gag lever post is used to lock the installing plate.Guide section 422 offers bar-shaped trough 423, installed in guide rail
410 gag lever post is fixed on conveying roller tables for being directed to section 422, makes entirety more reliable, and in adjustment conveying belt tension degree
When, loosening gag lever post can be adjusted, and equipment is loosened in terms of belt conveyor elasticity is adjusted convenient, fastening can
Lean on.
In addition, under described adjustable section 212 be that screw rod and screwed pipe are constituted, coordinate between the screw rod and screwed pipe for screw thread.Spiral shell
The cooperation of bar and screwed pipe is easy to produce and safeguarded, operation is also relatively easy, and screw thread coordinates easily controllable in adjustment, fixed
After be not easy to loosen.
The technical principle of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and limiting the scope of the invention can not be construed in any way.Based on explanation herein, the technology of this area
Personnel, which would not require any inventive effort, can associate other embodiments of the present invention, and these modes are fallen within
Within protection scope of the present invention.
Claims (10)
1. a kind of double-roll crusher, it is characterised in that：Including conveyer belt conveying device, vibrating grid and disintegrating machine, the conveying
Band conveying device is installed on the vibrating grid, and the vibrating grid is installed on the disintegrating machine, and the vibrating grid is provided with vibrator；
The disintegrating machine includes casing, drive roll, driven voller and drive device, and the drive roll and driven voller are rotatablely installed side by side
In the casing, the drive device drives the drive roll, and the rotating shaft of the drive roll and the driven voller is equipped with gear,
The gear intermeshing；
Feed hopper is provided with above the casing, the feed hopper is arranged above the drive roll and driven voller, the feed hopper
Accept the discharge end for being arranged at the conveyer belt conveying device.
2. double-roll crusher according to claim 1, it is characterised in that：Provided with support leg below the vibration body frame
And adjustable support leg, the support leg and adjustable support leg are respectively arranged in the vibration body frame two ends, vibrate body frame with skewed
Set, the length of the adjustable support leg can be adjusted.
3. double-roll crusher according to claim 2, it is characterised in that：The support leg is divided into supporting section with
Supporting section, is connected between the upper supporting section and the lower supporting section by spring；
The adjustable support leg be divided into supporting section and under adjustable section, the upper supporting section and under connected by spring between adjustable section
Connect, the length of the adjustable support leg can be adjusted.
4. the double-roll crusher according to claim 2-3 any one, it is characterised in that：It is described to support leg and adjustable
Leg is articulated with the vibration body frame.
5. double-roll crusher according to claim 4, it is characterised in that：The conveyer belt conveying device has scraper
Plate, the material scraping plate is installed on below the conveyer belt conveying device discharge end.
6. double-roll crusher according to claim 5, it is characterised in that：The conveyer belt conveying device includes stepping electricity
Machine, conveyer belt conveying device described in the driving stepper motor is run.
7. double-roll crusher according to claim 6, it is characterised in that：The conveyer belt conveying device both sides are provided with gear
Flitch.
8. double-roll crusher according to claim 1, it is characterised in that：The conveyer belt conveying device includes conveying roller
Platform and the conveyer belt for being sheathed on roller tables；
The conveying roller you portion is provided with adjustable roller, and the adjustable roller conveys the adjustable dress of roller tables both sides by being arranged on
Put and be installed on the conveying roller you portion；
The tunable arrangement includes guide rail, installing plate, standing screw and screw rod constraint block；The guide rail and the screw rod constraint block
The conveying roller tables is fixed on, the screw rod constraint block is provided with screw；
The installing plate includes construction section and guide section, and the standing screw is rotatablely installed in the guide section end, the peace
The construction section of dress plate is used for the rotating shaft for installing adjustable roller, and the guide section is slideably positioned in the guide rail, the screw rod and institute
State the threaded connection of screw rod constraint block.
9. double-roll crusher according to claim 8, it is characterised in that：The guide section offers stopper slot, described
Gag lever post is equipped with stopper slot, the gag lever post is installed on the guide rail, and the gag lever post is used to lock the installing plate.
10. double-roll crusher according to claim 9, it is characterised in that：Adjustable section is screw rod and screwed pipe structure under described
Into, between the screw rod and screwed pipe for screw thread coordinate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710120428.3A CN107051635A (en) | 2017-03-02 | 2017-03-02 | A kind of double-roll crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710120428.3A CN107051635A (en) | 2017-03-02 | 2017-03-02 | A kind of double-roll crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107051635A true CN107051635A (en) | 2017-08-18 |
Family
ID=59622784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710120428.3A Pending CN107051635A (en) | 2017-03-02 | 2017-03-02 | A kind of double-roll crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107051635A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107899653A (en) * | 2017-11-07 | 2018-04-13 | 会同会泓新材料科技有限公司 | A kind of double-roll crusher of uniformly blanking |
| CN110002177A (en) * | 2019-05-07 | 2019-07-12 | 安徽铜冠有色金属（池州）有限责任公司 | A kind of throwing machine of easy access |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060022007A (en) * | 2004-09-06 | 2006-03-09 | 류기문 | Removal apparatus for iron of vertical mill |
| CN201776180U (en) * | 2010-04-02 | 2011-03-30 | 河北晶金石业有限公司 | Waste stone separation feeding machine |
| CN202238258U (en) * | 2011-10-17 | 2012-05-30 | 义乌市黑白矿山机械有限公司 | Jaw crusher with self-feeding function |
| CN203155292U (en) * | 2013-04-03 | 2013-08-28 | 韶关核力重工机械有限公司 | Novel impact crusher |
| CN203955275U (en) * | 2014-07-02 | 2014-11-26 | 四川鑫圣生物科技有限公司 | Double-roll crusher for the powder material that lumps |
| CN205661998U (en) * | 2016-06-03 | 2016-10-26 | 开县开州水泥有限公司 | Pre -tightening structure's material transfer device is adjusted in area |
| CN207076495U (en) * | 2017-03-02 | 2018-03-09 | 广东赛因迪科技股份有限公司 | A kind of double-roll crusher with adjustable roller |
-
2017
- 2017-03-02 CN CN201710120428.3A patent/CN107051635A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060022007A (en) * | 2004-09-06 | 2006-03-09 | 류기문 | Removal apparatus for iron of vertical mill |
| CN201776180U (en) * | 2010-04-02 | 2011-03-30 | 河北晶金石业有限公司 | Waste stone separation feeding machine |
| CN202238258U (en) * | 2011-10-17 | 2012-05-30 | 义乌市黑白矿山机械有限公司 | Jaw crusher with self-feeding function |
| CN203155292U (en) * | 2013-04-03 | 2013-08-28 | 韶关核力重工机械有限公司 | Novel impact crusher |
| CN203955275U (en) * | 2014-07-02 | 2014-11-26 | 四川鑫圣生物科技有限公司 | Double-roll crusher for the powder material that lumps |
| CN205661998U (en) * | 2016-06-03 | 2016-10-26 | 开县开州水泥有限公司 | Pre -tightening structure's material transfer device is adjusted in area |
| CN207076495U (en) * | 2017-03-02 | 2018-03-09 | 广东赛因迪科技股份有限公司 | A kind of double-roll crusher with adjustable roller |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107899653A (en) * | 2017-11-07 | 2018-04-13 | 会同会泓新材料科技有限公司 | A kind of double-roll crusher of uniformly blanking |
| CN110002177A (en) * | 2019-05-07 | 2019-07-12 | 安徽铜冠有色金属（池州）有限责任公司 | A kind of throwing machine of easy access |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170818 |