CN2296764Y - Rocker arm type roller equipment for preparing material - Google Patents
Rocker arm type roller equipment for preparing material Download PDFInfo
- Publication number
- CN2296764Y CN2296764Y CN 97215475 CN97215475U CN2296764Y CN 2296764 Y CN2296764 Y CN 2296764Y CN 97215475 CN97215475 CN 97215475 CN 97215475 U CN97215475 U CN 97215475U CN 2296764 Y CN2296764 Y CN 2296764Y
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- CN
- China
- Prior art keywords
- roller
- lever
- action roller
- rocker arm
- roll
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a rocker arm type roller device for preparing materials, which is mainly provided with a fixed roller drive fixed on a machine base, a bearing seat, and a fixed roller. An action roller is installed on a rocker arm of a lever, the rocker arm can swing around a machine base reaming opposite to the fixed roller, and a fulcrum of the lever is an axis which is in parallel with an axial line of the fixed roller; a force arm of the lever is hinged with pressing devices and roller clearance adjusting devices, and the fixed roller drive keeps a constant centre distance to the action roller. Compared with an existing pressing way that the action roller and the fixed roller correspondingly slide, the sizes or the number of the pressing devices can be decreased, a bit shift compensation mechanism for the center distance of the action roller is removed, and pressing, pressure maintaining and backspacing of the action roller are smooth, reliable and quick.
Description
The utility model relates to a kind of equipment for preparing material, can be used for the fragmentation, grinding in various things, ore deposit etc.
Present roll squeezer; roller mill; kibbler roll; roll-type equipment for preparing material such as roller ball pressuring machine; its machinery or hydraulic loaded and overload protective device; the roller lash adjusting device all directly act on can the action roller shaft bearing that relative fixed roll moves horizontally along the slideway in the frame on; promptly adopt slip pressuring method and slidingtype roller gap to adjust mode; when material during by the given roller gap of roller lash adjusting device; action roller is exerted pressure to material by the given thrust of compression system; when the reaction force of material surpasses system's thrust; overload protective device allows the action roller rollback; the roller gap increases; hard ware material passes through; the roller gap changes caused action roller drive unit transmission centre-to-centre spacing and changes, and is revised by bit shift compensation mechanism.There is following weak point at least in this slip pressuring method, when material reaction force during along the wide skewness of roller, huge frictional force between action roller shaft bearing and the slideway and other resistances, may make action roller that relative lag switch or deflection take place, produce the damage that huge peak load causes the bearing press member; Slidingtype roller lash adjusting device is difficult to accurately, reliably, synchronously acts on the online adjustment in action roller shaft bearing pair roller gap; The master drives relative action roller centre-to-centre spacing bit shift compensation mechanism more complicated during the action roller work shift; Compression system will provide the thrust that equates with the material reaction force at least, thereby makes press member sizes such as spring or oil cylinder and quantity enough big etc.
Weak point at the existence of slip pressuring method, the purpose of this utility model is, design that a kind of new action roller moves, load mode and roller gap adjust mode, make action roller pressurization, pressurize and rollback steadily, rapidly, reliably, and reduce the size or the quantity of press member, remove complicated bit shift compensation mechanism, make device structure simplification, reasonable, be convenient to safeguard.
The utility model is realized above-mentioned purpose by the following technical solutions, the fixed roller bearing seat is fixed on the support, action roller via bearing be installed in can ream the lever rocking arm of relative fixed roll swing around support on, the fulcrum of lever is the axle parallel with the fixed roll axis, action roller axis and fulcrum shaft line parallel.The arm of force of lever connects the device for exerting that the oil cylinder spring is formed, and the roller lash adjusting device of the restriction lever arm of force oscillating quantity of bolt and nut composition also is set on the lever arm of force.Roller lash adjusting device and device for exerting and support are hinged, in order to make action roller and the main centre-to-centre spacing that keeps constant that drives, the utility model adopts dual mode, the one, action roller and main drive all are arranged on the rocking lever, the 2nd, main driving can be located on the support, but main driving output shaft should be concentric with lever fulcrum shaft.The fulcrum shaft position of rocking lever can with action roller shaft in same vertical guide, can also be between the application point of force or a side of force application point; During design when the arm of force and actuation arm ratio greater than 1 quantity and the size that just can reduce press member.
Adopt technical solutions of the utility model, action roller be arranged on the support fraising be on the rocking arm of fulcrum relatively the fixed roll swing exert pressure; the action roller deflection that a variety of causes causes can be resisted and absorb to the elasticity of rocker arm body; thus the too fast damage of avoided sliding bearing slideway and pressing means when exerting pressure mode action roller deflection, make the roller lash adjusting device can be parallel, accurately, online adjustment roller gap reliably.In the technical solutions of the utility model, action roller move, the pressurize frictional force that need overcome is Q * (d/ZL) * (f
1/ f
2), Q is that former slip pressuring method moves the frictional force that action roller need overcome in the formula, d is a rocking arm fulcrum hinge diameter, L is the rocking arm square, L " and d, f
1Coefficient of friction when pressurizeing between bearing block and slideway for former slip, f
2Be the hinge of rocker arm body and the coefficient of friction f between the fraising
2" f
1, it is much smaller that visible rocking arm is swung the frictional resistance that adds pressure ratio slip pressurization, thus it is more smooth-going rapidly to make that action roller moves pressure process.Utilize lever principle, during design if the power taking arm be 1.6～2 times of rocking arm squares, then the thrust of compression system only is 50%～62.5% of roll gap pressure, only just can provide roll gap pressure more than 600 tons with two oil cylinders, thereby can reduce pressure-producing part size or minimizing pressure-producing part quantity significantly.Action roller and main drive keep constant centre-to-centre spacing, have omitted complicated bit shift compensation mechanism and balance mechanism, and press member and roller lash adjusting device all place the support outside, and dismounting is easy to maintenance.
Provide embodiment of the utility model below.
Fig. 1 is the schematic diagram that the utility model is used for roller press mechanism.
Be described in further detail in conjunction with drawing, connect firmly fixed roll driver 2 and bearing block 3 on the support 1, fixed roll 4 is installed on the bearing block 3 by bearing.The fulcrum shaft 8 of lever 5 is slidingly matched with the fraising bearing-surface of support 1, action roller 9 is installed on the rocking arm of lever 5 by bearing, the action roller axis is parallel with fulcrum shaft 8 with the fixed roll axis, fulcrum shaft 8 is between lever force and application point, can also be positioned at the vertical guide of action roller shaft, perhaps be positioned at the outside in application point and force, hinged with the arm of force and the support 1 of lever 5 respectively by the device for exerting 7 that oil cylinder or stage clip are formed, the displacement of the lines mechanism that roller lash adjusting device 6 is made up of the bolt and nut on worm gear and the worm-wheel shaft, worm gear casing and support 1 are hinged, protruding semicircle nut on the screw rod contacts with recessed semi arch link stopper in lever 5 arm of forces, moving to limit, the working clearance of fixed roll, action roller master driver 10 connects firmly on support, its output is taken out with lever fulcrum shaft 8 concentric, action roller master driver 10 can also connect firmly on lever 5, to keep action roller and the constant centre-to-centre spacing of master driver.
Exert pressure the pressurization of oil cylinder and overload protective device by oil pump; Oil pump electrical machinery; overflow valve; Pressure gauge; oil filter; heater; accumulator; compositions such as working connection control; start Oil pump electrical machinery during pressurization; energy storage pressure reaches setting value; the relative fixed roll of action roller is rocked to regulation roller gap; oil pump quits work; the protruding semicircle nut of roller gap levelling this moment device contacts with the recessed semi arch link stopper in the lever arm of force and limited for two roller working clearances; to material pressurize fragmentation; when energy storage pressure reduces; automatically start the oil pump supplementary pressure, when the material reaction force surpasses default pressure, the overflow valve effect; system's release; protruding semicircle nut and recessed semi arch link stopper disengage fast, and the roller gap increases, and foreign matter passes through.
Claims (6)
1, a kind of rocker arm type roll-type equipment for preparing material, mainly include, connect firmly the fixed roll driver (2) on support (1), bearing block (3) and be installed in fixed roll (4) on the bearing block (3) via bearing, it is characterized in that, action roller (9) is installed on lever (5) rocking arm that can center on the relative fixed roll swing of support (1) fraising via bearing, the fulcrum of lever (5) is the axle (8) parallel with the fixed roll axis, the axis of action roller is parallel with the fixed roll axis, the device for exerting (7) that pin is hinged and is made up of oil cylinder or spring on the arm of force of lever (5), the roller lash adjusting device (6) of being made of restriction lever arm of force oscillating quantity bolt and nut also is set, and action roller driver (10) keeps constant centre-to-centre spacing with action roller (9).
2, rocker arm type roll-type equipment for preparing material according to claim 1 is characterized in that, action roller driver (10) is fixed on the support (1), and its power output shaft is concentric with lever fulcrum shaft (8).
3, rocker arm type roll-type equipment for preparing material according to claim 1 is characterized in that, action roller (9) all connects firmly on lever (5) with action roller driver (10).
4, rocker arm type roll-type equipment for preparing material according to claim 1 is characterized in that, lever fulcrum shaft (8) is positioned at the vertical guide of action roller shaft.
5, rocker arm type roll-type equipment for preparing material according to claim 1 is characterized in that, lever fulcrum shaft (8) is between lever force and application point.
6, rocker arm type roll-type equipment for preparing material according to claim 1 is characterized in that, lever fulcrum shaft (8) is positioned at the lever force and the application point outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97215475 CN2296764Y (en) | 1997-05-01 | 1997-05-01 | Rocker arm type roller equipment for preparing material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97215475 CN2296764Y (en) | 1997-05-01 | 1997-05-01 | Rocker arm type roller equipment for preparing material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2296764Y true CN2296764Y (en) | 1998-11-11 |
Family
ID=33932619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97215475 Expired - Fee Related CN2296764Y (en) | 1997-05-01 | 1997-05-01 | Rocker arm type roller equipment for preparing material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2296764Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736546A (en) * | 2013-12-25 | 2014-04-23 | 中国重型机械研究院股份公司 | Spring-weighted swing arm gap-regulating-type fine crushing roller crusher |
| CN114273008A (en) * | 2022-03-07 | 2022-04-05 | 浙江鑫旺钒业控股有限公司 | Rolling equipment suitable for vanadium ore powder process |
| CN115315315A (en) * | 2020-01-14 | 2022-11-08 | 蒂森克虏伯工业解决方案股份公司 | Apparatus and method for grinding input material |
-
1997
- 1997-05-01 CN CN 97215475 patent/CN2296764Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736546A (en) * | 2013-12-25 | 2014-04-23 | 中国重型机械研究院股份公司 | Spring-weighted swing arm gap-regulating-type fine crushing roller crusher |
| CN103736546B (en) * | 2013-12-25 | 2015-10-07 | 中国重型机械研究院股份公司 | Gap type fine cracking double roller machine is adjusted in a kind of spring pressurization swing arm |
| CN115315315A (en) * | 2020-01-14 | 2022-11-08 | 蒂森克虏伯工业解决方案股份公司 | Apparatus and method for grinding input material |
| CN114273008A (en) * | 2022-03-07 | 2022-04-05 | 浙江鑫旺钒业控股有限公司 | Rolling equipment suitable for vanadium ore powder process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |