CN102527469B - Driving mechanism of particle crusher - Google Patents
Driving mechanism of particle crusher Download PDFInfo
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- CN102527469B CN102527469B CN 201210036369 CN201210036369A CN102527469B CN 102527469 B CN102527469 B CN 102527469B CN 201210036369 CN201210036369 CN 201210036369 CN 201210036369 A CN201210036369 A CN 201210036369A CN 102527469 B CN102527469 B CN 102527469B
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- roller
- slow
- slow roller
- gear
- adjusting rod
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- 230000007246 mechanism Effects 0.000 title claims abstract description 18
- 239000002245 particle Substances 0.000 title abstract description 6
- 230000008093 supporting effect Effects 0.000 claims abstract description 19
- 230000001360 synchronised effect Effects 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims description 23
- 230000008844 regulatory mechanism Effects 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention relates to a driving mechanism of a particle crusher. The driving mechanism of the particle crusher comprises a quick roller, a slow roller, an idle gear I and an idle gear II, wherein a driving gear is arranged on an axial end on one side of the quick roller; a slow roller driving gear is arranged on the axial end on the same side of the slow roller; two pair of supporting plates are respectively arranged on the axial ends on the two sides of the slow roller; the two pairs of supporting plates synchronously swing through the driving of a synchronous adjusting mechanism, so the distance between the quick roller and the slow roller is synchronously and uniformly adjusted; the synchronous adjusting mechanism comprises two groups of turbine worm pairs and screw rod nut pairs; the nuts of each group of screw rod nut pairs are turbines of the turbine worm pairs; each group of screw rods is axially and fixedly connected with an adjusting rod; the adjusting rod is connected with a supporting plate; a spring which elastically resets the supporting plate is arranged between the adjusting rod and the supporting plate; and the two groups of worms are coaxially connected through a driving shaft to realize synchronous rotation. Due to the adoption of the driving mechanism of the particle crusher, when the distance between the rollers is adjusted, a gear driving system is always in an optimal meshing state, the distance between the quick roller and the slow roller is synchronously adjusted precisely, the frequency of replacing the rollers is reduced, and the application range of the particle crusher is widened.
Description
Technical field
The present invention relates to the crushed machine device, particularly a kind of crushed machine transmission mechanism.
Background technology
What the existing crushed machine kind of drive adopted is that motor drives fast roller rotation by belt transmission; fast roller drives slow roller rotation by gear train assembly; realize the rotation in opposite directions of fast roller and slow roller; reach the purpose with the material fragmentation; the fast relatively roller position of slow roller is adjustable, to realize adjusting the function of spacing between roller.The dancer rools spacing is to realize by the position of adjusting slow roller two ends respectively, adjusts size and the uniformity of spacing and determines by range estimation.When having the bulky grain hard mix, the spacing between two rollers can increase automatically in overload or processing materials in the work, and after hard impurity passed through, the roller spacing automatically restored to original state, and its method is to increase elastic reset member at the governor motion of roller slowly.
There is following shortcoming in existing crushed machine transmission mechanism:
When 1, adjusting the breaker roll spacing, the corresponding change of meshing gear centre-to-centre spacing, gear pair is in improper engagement for a long time, even throws off phenomenon when operation occurring, causes and beats tooth, very easily damages gear.
2, because the scope of the adjustable center distance of gear pair joint is little, fast roller and slow roller spacing adjustable extent are also very little.After roller used a period of time wearing and tearing or finishing, spacing increased between roller like this, was difficult to guarantee normal broken roller spacing by the adjusting gear spacing, for guaranteeing crushing effect, can only change roller, caused great waste.
3, the spacing adjustment is to regulate respectively by the governor motion at slow roller two ends between roller, be difficult to uniformity and the dimensional accuracy of control spacing, and labour intensity is bigger, and it is low to adjust efficient.
Summary of the invention
The present invention is directed to the shortcoming of prior art, a kind of crushed machine transmission mechanism is provided, realize the accurately adjustment synchronously of roller spacing, and after overcoming the adjustment of prior art central roll spacing simultaneously, gear damages easily because of improper engagement; Can also enlarge simultaneously the adjustable range of roller spacing, reduce the replacing frequency of roller, save cost of equipment maintenance, improve and adjust efficient.
The object of the present invention is achieved like this; a kind of crushed machine transmission mechanism; comprise fast roller; slow roller; sloth wheel gear I and sloth wheel gear II; the axle head of described fast roller one side is equipped with belt pulley; and connect with motor by belt drive; fast roller opposite side axle head is equipped with driving gear; the homonymy axle head of slow roller is equipped with slow roller driven wheel; described sloth wheel gear I meshes with driving gear and sloth wheel gear II respectively; described sloth wheel gear II and slow roller driven wheel engagement; the axle head of described slow roller both sides respectively is provided with a secondary gripper shoe that is used for regulating fast roller and slow roller spacing; described slow roller supporting is installed on the gripper shoe of both sides; described two secondary gripper shoes drive slow roller by synchronous regulation mechanism and slow roller driven wheel is swung synchronously around the axle center of inert gear II; described synchronous regulation mechanism comprises two groups of turbine worm pairs and screw pair; the nut of described every cocainine thick stick pair of nut both had been the turbine of turbine worm pair; the lead screw shaft of every cocainine thick stick pair of nut is to being fixedly connected with adjusting rod; described adjusting rod and gripper shoe are rotationally connected; be provided with the spring that makes the gripper shoe elastic reset between adjusting rod and gripper shoe, the scroll bar of two groups of turbine worm pairs drives synchronously by the coaxial connection of power transmission shaft and by drive unit and rotates.
Among the present invention, driving gear, sloth wheel gear I, sloth wheel gear II and slow roller driven wheel are formed complete power drive system, to realize the rotation in opposite directions of fast roller and slow roller, finish the function that crushed machine is pulverized; Because the move toward one another of fast roller and slow roller is not to lean on the direct engagement of driving gear and slow roller driven wheel to realize, when need are adjusted speed roller spacing, gripper shoe rotates a certain angle around the axle center of sloth wheel gear II, the slow roller that supporting is installed on the gripper shoe also rotates to an angle around the axle center of sloth wheel gear II, not only realized the regulatory function of speed roller spacing but also can guarantee that the centre-to-centre spacing of slow roller driven wheel and sloth wheel gear II is constant, thereby guarantee that its back lash is constant, guaranteed that gear train assembly is in best engagement always; The method that this kind adjusted fast roller and slow roller spacing is not to realize by the back lash of adjusting travelling gear, the roller spacing is regulated the influence that is not subjected to gear backlash, can reduce the frequency of changing roller because of roll wear, also enlarge simultaneously the adjustable range of speed roller spacing greatly, enlarged the scope of application of crushed machine; When synchronous regulation mechanism drives the gripper shoe rotation, the scroll bar of two groups of turbine worm pairs is by the driven in synchronism of power transmission shaft, drive the rotation synchronously of two groups of turbines and realize that 90 degree of rotation direction turn to, because turbine also is the nut of screw pair simultaneously, the synchronous axially-movable of leading screw in the synchronous rotating band movable wire stem nut pair of two groups of nuts, leading screw is fixedlyed connected with adjusting rod and is integral, so the axially-movable of leading screw drives the synchronous same angle swinging of gripper shoe at two ends, thereby realize evenly regulating accurately synchronously of speed roller spacing; When overload in the crushed machine comminuting matter process or run into the bulky grain hard when assorted, slow roller is strutted, drive the gripper shoe swing and also make the spring compression, realizing self-protection, when matter is assorted get rid of after, spring promotes gripper shoe and recovers normal duty.So the beneficial effect of crushed machine transmission device of the present invention is: no matter how the roller spacing is adjusted; can both guarantee that gear train assembly is in best engagement; and can accurately realize the synchronous even regulation of speed roller spacing; reduce to change because of wearing and tearing the frequency of roller, enlarge the scope of application of crushed machine.
For further guaranteeing accurately adjusting synchronously of roller spacing, the drive unit of described synchronous regulation mechanism is servomotor or manual adjustment wheel.
Online precise monitoring function for realization equipment operation central roll spacing is equipped with between described gripper shoe and body for the displacement transducer of the fast roller of online detection with slow roller spacing, and this displacement transducer also improves the efficient that the roller spacing is regulated simultaneously.
As a kind of optimal way of the present invention, described gripper shoe is provided with supporting seat, and described adjusting rod passes and stretches out supporting seat, and described spring housing is contained in the external part of adjusting rod and the hold-down nut by the adjusting rod end holds out against supporting seat.
As improvement of the present invention, the external diameter of described driving gear is less than fast roller external diameter, and the external diameter of described slow roller driven wheel is less than slow roller external diameter.When fast roller and the wearing and tearing of slow roller or after finishing repeatedly, be to guarantee the constant centre-to-centre spacing that need dwindle the speed roller of roller spacing like this, avoid driving gear and slow roller driven wheel to interfere.
Description of drawings
Fig. 1 is the front view of crushed machine transmission mechanism of the present invention.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is that Fig. 1 is at the partial enlarged drawing at I place.
Wherein, 1 driving gear; 2 slow roller driven wheels; 3 sloth wheel gear I; 4 sloth wheel gear II; 5 displacement transducers; 6 hold-down nuts; 7 springs; 8 supporting seats; 9 adjusting rods; 10 gripper shoes; 11 motors; 12 belt pulleys; 13 servomotors; 14 power transmission shafts; 15 fast rollers; 16 slow rollers; 17 manual adjustment wheels; 18 turbine worm pairs; 19 screw pairs.
The specific embodiment
Be depicted as crushed machine transmission mechanism of the present invention as Fig. 1-3, comprise fast roller 15, slow roller 16, sloth wheel gear I 3 and sloth wheel gear II 4, the axle head of fast roller 15 1 sides is equipped with belt pulley 12, and connect with motor 11 by belt drive, fast roller 15 opposite side axle heads are equipped with driving gear 1, the homonymy axle head of slow roller 16 is equipped with slow roller driven wheel 2, sloth wheel gear I 3 meshes 4 with driving gear 1 and sloth wheel gear II respectively, sloth wheel gear II 4 and slow roller driven wheel 2 engagements, the axle head of slow roller 16 both sides respectively is provided with a secondary gripper shoe 10 that is used for regulating fast roller 15 and slow roller 16 spacings, slow roller 16 supportings are installed on the gripper shoe 10 of both sides, two secondary gripper shoes 10 drive slow roller 16 by synchronous regulation mechanism and slow roller driven wheel 2 is swung synchronously around the axle center of inert gear II 4, synchronous regulation mechanism comprises two groups of turbine worms secondary 18 and screw pair 19, the nut of every cocainine thick stick pair of nut 19 both had been the turbine of turbine worm pair 18, the lead screw shaft of every cocainine thick stick pair of nut 19 is to being fixedly connected with adjusting rod 9, adjusting rod 9 is rotationally connected with gripper shoe 10, and the scroll bar that 10 of adjusting rod 9 and gripper shoes are provided with 7, the two groups of turbine worm pairs 18 of spring that make gripper shoe 10 elastic resets drives rotation synchronously by power transmission shaft 14 coaxial connections and by drive unit; The drive unit of synchronous regulation mechanism can be servomotor 13 or manual adjustment wheel 17; Be on-line monitoring roller spacing, be equipped with between gripper shoe 10 and body for the displacement transducer 5 of the fast roller 15 of online detection with slow roller 16 spacings; Gripper shoe 10 is provided with supporting seat 8, and adjusting rod 9 passes and stretches out supporting seat 8, and spring 7 is sleeved on the external part of adjusting rod 9 and the hold-down nut 6 by adjusting rod 9 ends holds out against supporting seat 8; For guaranteeing the normal engagement of roll wear final drive gear, the external diameter of driving gear 1 is less than the external diameter of fast roller 15, and the external diameter of slow roller driven wheel 2 is less than the external diameter of slow roller 16.
In the work, starter motor 11, drive fast roller 15 rotations by belt drive system, the driving gear 1 that is installed on fast roller 15 axle heads by sloth wheel gear I 3 and sloth wheel gear II 4 with transmission of power to slow roller driven wheel 4, slow roller driven wheel 4 drives slow roller 16 rotations, and rotation direction is relative with fast roller 15, to realize the particle function, the rotating ratio of speed roller, the speed ratio reasonable disposition of the transmission system of being formed by four gears.
When needs are adjusted between speed roller roller spacing, start servomotor 13 and drive power transmission shaft 14 rotations, power transmission shaft 14 passes to power turbine worm secondary 18 and the screw pair 19 of both sides synchronously, two cocainine thick sticks drive adjusting rod 9 synchronously and rotate, the gripper shoe 10 of the two slow roller of adjusting rod 9 drives 16 both sides is swung synchronously, the gripper shoe 10 of both sides drives slow roller 16 and swings synchronously around sloth wheel gear II 4 axle center, realize the synchronous even regulation of speed roller spacing, and in adjustment process, slow roller driven wheel 2 is constant with the centre-to-centre spacing of sloth wheel gear II 4, guaranteed that the gear meshing gap is constant, made gear pair be in the optimal engagement state always.When the displacement transducer 5 among the present invention can accurately be measured crushed machine roller spacing and regulates and the roller spacing during on-line operation, not only improve and adjust efficient, also can realize the online detection of the capable state of equipment moving.When equipment did not have online accurate detection demand, servomotor 13 can change manual adjustment wheel 17 into, to reduce equipment cost.
The present invention is not limited to above-described embodiment; every on the basis of technical scheme disclosed by the invention; those skilled in the art is according to disclosed technology contents; do not need performing creative labour just can make some replacements and distortion to some technical characterictics wherein, these replacements and distortion are all in the scope of protection of the invention.
Claims (5)
1. crushed machine transmission mechanism; comprise fast roller; slow roller; sloth wheel gear I and sloth wheel gear II; the axle head of described fast roller one side is equipped with belt pulley; and connect with motor by belt drive; fast roller opposite side axle head is equipped with driving gear; the homonymy axle head of slow roller is equipped with slow roller driven wheel; described sloth wheel gear I meshes with driving gear and sloth wheel gear II respectively; described sloth wheel gear II and slow roller driven wheel engagement; the axle head of described slow roller both sides respectively is provided with a secondary gripper shoe that is used for regulating fast roller and slow roller spacing; described slow roller supporting is installed on the gripper shoe of both sides; it is characterized in that; described two secondary gripper shoes drive slow roller by synchronous regulation mechanism and slow roller driven wheel is swung synchronously around the axle center of inert gear II; described synchronous regulation mechanism comprises two groups of turbine worm pairs and screw pair; the nut of described every cocainine thick stick pair of nut is the turbine of turbine worm pair; the lead screw shaft of every cocainine thick stick pair of nut is to being fixedly connected with adjusting rod; described adjusting rod and gripper shoe are rotationally connected; be provided with the spring that makes the gripper shoe elastic reset between adjusting rod and gripper shoe; the scroll bar of described two groups of turbine worm pairs passes through the coaxial connection of power transmission shaft, and drives rotation synchronously by drive unit.
2. crushed machine transmission mechanism according to claim 1 is characterized in that, the drive unit of described synchronous regulation mechanism is servomotor or manual adjustment wheel.
3. crushed machine transmission mechanism according to claim 2 is characterized in that, the displacement transducer for spacing between the fast roller of online detection and slow roller is installed between described gripper shoe and body.
4. crushed machine transmission mechanism according to claim 2; it is characterized in that; described gripper shoe is provided with supporting seat, and described adjusting rod passes and stretches out supporting seat, and described spring housing is contained in the external part of adjusting rod and the hold-down nut by the adjusting rod end holds out against supporting seat.
5. according to each described crushed machine transmission mechanism of claim 1-4, it is characterized in that the external diameter of described driving gear is less than fast roller external diameter, the external diameter of described slow roller driven wheel is less than slow roller external diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210036369 CN102527469B (en) | 2012-02-17 | 2012-02-17 | Driving mechanism of particle crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210036369 CN102527469B (en) | 2012-02-17 | 2012-02-17 | Driving mechanism of particle crusher |
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| Publication Number | Publication Date |
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| CN102527469A CN102527469A (en) | 2012-07-04 |
| CN102527469B true CN102527469B (en) | 2013-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201210036369 Expired - Fee Related CN102527469B (en) | 2012-02-17 | 2012-02-17 | Driving mechanism of particle crusher |
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| CN102962113B (en) * | 2012-11-12 | 2014-10-08 | 华南理工大学 | Crushing machine |
| CN103691520A (en) * | 2013-12-05 | 2014-04-02 | 铜陵晟王铁路装备股份有限公司 | Transmission system of high pressure double-roller extrusion mill |
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| IT201900011238A1 (en) * | 2019-07-09 | 2021-01-09 | Eurven Srl | IMPROVED COMPACTOR / CRUSHER |
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| CN112903399B (en) * | 2021-04-23 | 2022-07-15 | 黑龙江科技大学 | Coal spontaneous combustion multi-parameter measuring device |
| CN115350748B (en) * | 2022-08-18 | 2023-07-25 | 安徽理工大学 | Coal water slurry concentration device |
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|---|---|---|---|---|
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| JP特开平8-206523A 1996.08.13 |
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