CN109225067A - Pinch roller gap, pressure controllable independent driving type dry granulating machine preforming device - Google Patents
Pinch roller gap, pressure controllable independent driving type dry granulating machine preforming device Download PDFInfo
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- CN109225067A CN109225067A CN201811184434.6A CN201811184434A CN109225067A CN 109225067 A CN109225067 A CN 109225067A CN 201811184434 A CN201811184434 A CN 201811184434A CN 109225067 A CN109225067 A CN 109225067A
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- oil cylinder
- pinch roller
- piston rod
- cabinet
- yoke plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/22—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by pressing in moulds or between rollers
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crushing And Grinding (AREA)
Abstract
The present invention relates to two pinch rollers of one kind independently drive, pinch roller gap, pinch roller pressure controllable preforming device, this preforming device be respectively provided on two transmission shafts there are two gear-box, overcome the defect that previous single motor gear drives；It is additionally provided with pinch roller gap control device between upper pressure wheel and lower pressure wheel, is outwardly or inwardly moved by the left wedge piece of step motor control and right wedge piece, reaches high-precision gap setting；The gap of upper oil cylinder yoke plate and short piston rod oil cylinder between upper pressure wheel and lower pressure wheel is locked after the completion of setting, lower oil cylinder yoke plate and process for long piston rod oil cylinder are completed to pressurize to the promotion of upper bearing (metal) cabinet, the setting in pinch roller gap and pinch roller, after the locking of short piston rod oil cylinder, pinch roller gap will not change, the pressure of process for long piston rod oil cylinder is avoided to be offset by the frictional force of pin, the pressure of short piston rod oil cylinder is greater than the pressure of process for long piston rod oil cylinder, process for long piston rod oil cylinder repressurization will not make pinch roller gap change, and finally improve the quality and yield of finished particle in this way.
Description
Technical field
The present invention relates to a kind of preforming devices, and in particular to a kind of pinch roller gap, pressure controllable independent driving type dry method
The preforming device of granulator.
Background technique
The preforming device of dry granulating machine is to be compressed between powder using a pair of pinch roller arranged up and down to powder pressing
The bar of solid bridge structure is made in powder by distance, resulting extruding force, needed for then obtaining after broken, whole grain again
The finished particle of specification.To make the density of finished particle meet expectation index, pinch roller pressure, pressing time, the pressure of preforming device
The parameters such as wheel gap suffer from strict requirements.
Preforming device shown in the patent of CN206121690U is exactly current typical home products status, it passes through separate unit
While motor gearbox drives a transmission shaft, rotated using the drive of a pair of of gear is another with transmission shaft, but gear engagement passes
When dynamic, the clearance pressure of upper lower pressure wheel is uncontrollable；In addition, using oil at any close to pinch roller at the top of upper bearing (metal) cabinet
Cylinder pressurization, but show that pressure value can be inconsistent to the pressure of pinch roller with actual transfer on oil cylinder, because between upper and lower bearing housing
Pin can generate resistance to offset the pressure of part oil cylinder, cause the pressure of pinch roller uncontrollable, feeding capacity increase when can lead
Pinch roller is caused to be lifted, the gap of upper and lower pinch roller changes, and affects the quality and yield of finished particle.
Summary of the invention
In order to overcome above-mentioned deficiency, the present invention provides two pinch rollers of one kind independently to drive, and pinch roller gap, pinch roller pressure can
Control improves the tabletting dress in the pinch roller gap of finished particle quality and yield, the independent driving type dry granulating machine of pressure controllable
It sets.
The object of the present invention is achieved like this:
A kind of pinch roller gap, pressure controllable independent driving type dry granulating machine preforming device, it includes upper transmission shaft
And lower drive shaft, upper transmission shaft and lower drive shaft are separately mounted in upper bearing (metal) cabinet and lower bearing housing body, upper transmission shaft is under
The left end of transmission shaft is separately installed with upper pressure wheel and lower pressure wheel, and the right end of upper transmission shaft is connected with upper gear box, lower drive shaft
Right end is connected with lower tooth roller box.
Pin is housed, upper bearing (metal) cabinet can be slided up and down along pin, institute between upper bearing (metal) cabinet and lower bearing cabinet
It states and upper oil cylinder yoke plate and lower oil cylinder yoke plate is installed above upper bearing (metal) cabinet, there are two the bottom installations of the upper oil cylinder yoke plate
Short piston rod oil cylinder；There are two process for long piston rod oil cylinders for the top dress of lower oil cylinder yoke plate, wherein upper oil cylinder yoke plate is completed between pinch roller
The locking of gap；Lower oil cylinder yoke plate is completed to promote upper bearing (metal) cabinet and be pressurizeed to pinch roller.
Upper oil cylinder yoke plate and lower oil cylinder yoke plate are arranged in right-angled intersection, the both ends difference of upper oil cylinder yoke plate and lower oil cylinder yoke plate
Positioned at two of upper bearing (metal) cabinet it is diagonal on.
Two short piston rod oil cylinder be located at upper oil cylinder yoke plate it is diagonal on, and the bottom of its short piston rod is pressed in axis
Hold on cabinet, two process for long piston rod oil cylinders be located at lower oil cylinder yoke plate it is diagonal on, and the bottom of its process for long piston rod passes through spiral shell
Line is connected with upper bearing (metal) cabinet.
Pinch roller gap control device is provided between the upper pressure wheel and lower pressure wheel, which includes phase
For the left wedge piece and right wedge piece being arranged at left and right sides of the axial line of transmission shaft, left wedge piece and right wedge piece are and screw rod
On positive and negative screw thread be connected, stepper motor driving screw rod is displaced outwardly left wedge piece and right wedge piece simultaneously inwardly or simultaneously.
The bottom of left wedge piece and right wedge piece is dovetail configuration, the bottom insertion lower bearing of left wedge piece and right wedge piece
In the dovetail groove opened up on cabinet.
Sealing block is provided at spout between the upper pressure wheel and lower pressure wheel, the top of sealing block, which is equipped with, to be actively coupled
Strut is actively coupled strut and is mounted on upper bearing (metal) cabinet, to guarantee that sealing block is close to upper pressure wheel, synchronizes with upper bearing (metal) cabinet
Lower movement.After the completion of gap setting, sealing block is locked by screw voussoir.
The right end of upper transmission shaft is connected by sliding cross coupling with upper gear box, and the right end of lower drive shaft passes through pin
Shaft coupling is connected with lower tooth roller box.
There are four pins, four pins to be located at four angles of bearing housing for dress between upper bearing (metal) cabinet and lower bearing cabinet
On.
The right end of upper transmission shaft and lower drive shaft is separately installed with rotary joint and lower swivel, above and below cooling
Pinch roller.
The invention has the advantages that:
1, motor gearbox is respectively set on two transmission shafts of this preforming device, overcomes previous single motor gear and drives
Dynamic defect, and the transmission shaft of upper pressure wheel is connected by sliding cross coupling with upper gear box, this crosshead shoe shaft coupling
Device can guarantee power transfer in the case where the slow-speed of revolution, small eccentricity.
2, this preforming device is additionally provided with pinch roller gap control device between upper and lower bearing housing.It is by upper
Inclined-plane and voussoir pad inclined-plane on bearing housing bottom plate determine the height and position of upper bearing (metal) cabinet, are first mentioned by lower oil cylinder steering stem comp
Bearing housing is gone up, then outwardly or inwardly by the left and right voussoir pad of step motor control.Inwardly, pinch roller gap increases；Outward, it presses
Gap is taken turns to reduce.After the completion of gap setting, it is locked by upper oil cylinder steering stem comp.
3, sealing block is provided at the spout between upper pressure wheel and lower pressure wheel, the top of sealing block is by being actively coupled branch
Bar is connected with upper bearing (metal) cabinet so that sealing block can be synchronized as upper pressure wheel moves up and down, between upper pressure wheel and lower pressure wheel between
After gap is provided with, sealing block is locked by screw, voussoir, to guarantee the leakproofness of spout.
4, upper oil cylinder yoke plate and lower oil cylinder yoke plate, upper oil cylinder yoke plate and lower oil cylinder yoke plate are installed above upper bearing (metal) cabinet
It is arranged in right-angled intersection, there are two short piston rod oil cylinder, the top of lower oil cylinder yoke plate is equipped with two for the bottom installation of upper oil cylinder yoke plate
A process for long piston rod oil cylinder, wherein upper oil cylinder yoke plate and short piston rod oil cylinder are for the gap setting between upper pressure wheel and lower pressure wheel
Locked after the completion, and lower oil cylinder yoke plate and process for long piston rod oil cylinder are completed to promote upper bearing (metal) cabinet, pinch roller gap setting and
Pinch roller pressurization.After short piston rod oil cylinder is completed to the locking of upper bearing (metal) cabinet, pinch roller gap will not be with the increase of feeding capacity
And increase, the pressure for also avoiding process for long piston rod oil cylinder is offset by the reverse friction power of pin.
5, the pressure of short piston rod oil cylinder is greater than the pressure of process for long piston rod oil cylinder, and the pressure of process for long piston rod oil cylinder can be at this
Can arbitrarily it be arranged in range, and pinch roller gap will not change.
Detailed description of the invention
Fig. 1 is pinch roller gap of the present invention, the structure of the preforming device of the independent driving type dry granulating machine of pressure controllable is shown
It is intended to.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the top view after taking shaft coupling and gear-box in Fig. 1 away.
Fig. 4 is the portion the A enlarged drawing in Fig. 2.
Fig. 5 is the schematic diagram of pinch roller gap control device in Fig. 2.
Wherein: upper transmission shaft 1, lower drive shaft 2, upper bearing (metal) cabinet 3, lower bearing cabinet 4, lower pressure wheel 5, upper pressure wheel 6, upper rotation
Adapter 7, lower swivel 8, sliding cross coupling 9, upper gear box 10, pin coupler 11, lower tooth roller box 12, pin
13, upper oil cylinder yoke plate 14, lower oil cylinder yoke plate 15, short piston rod oil cylinder 16, process for long piston rod oil cylinder 17, right wedge piece 18, left wedge shape
Pad 19, screw rod 21, stepper motor 22, sealing block 23, bearing piece 24, is actively coupled strut 25, screw 26, voussoir 27 at screw rodb base 20.
Specific embodiment
Such as Fig. 1 to Fig. 5, the present invention relates to a kind of pinch roller gaps, the pressure of the independent driving type dry granulating machine of pressure controllable
Sheet devices, it includes upper transmission shaft 1 and lower drive shaft 2, and upper transmission shaft 1 and lower drive shaft 2 are separately mounted to 3 He of upper bearing (metal) cabinet
In lower bearing cabinet 4, the left end of upper transmission shaft 1 and lower drive shaft 2 is separately installed with upper pressure wheel 6 and lower pressure wheel 5, upper transmission shaft 1
Upper rotary joint 7 and lower swivel 8, upper rotary joint 7 and lower rotation are being separately installed at right end with lower drive shaft 2
Connector 8 is cooling water rotating joint, and the right end of upper transmission shaft 1 and lower drive shaft 2 stretches out in rotary joint 7 and lower swivel
8, wherein the right end of upper transmission shaft 1 is connected by sliding cross coupling 9 with upper motor gearbox 10, the right end of lower drive shaft 2
It is connected by pin coupler 11 with lower motor gearbox 12.
Upper bearing (metal) cabinet 3 is located at the top of lower bearing cabinet 4, between upper bearing (metal) cabinet 3 and lower bearing cabinet 4 there are four dresses
Pin 13, four pins 13 are located on four angles of lower bearing cabinet 4, and the lower bearing cabinet 4 is fixed, upper bearing (metal) cabinet
3 can slide up and down along pin 13, and the top of the upper bearing (metal) cabinet 3 is equipped with upper oil cylinder yoke plate 14 and lower oil cylinder yoke plate
15, upper oil cylinder yoke plate 14 and lower oil cylinder yoke plate 15 are arranged in right-angled intersection, the both ends of upper oil cylinder yoke plate 14 and lower oil cylinder yoke plate 15
Be located at two of upper bearing (metal) cabinet 3 it is diagonal on, and be all fixed by nuts on pin 13, the bottom of the upper oil cylinder yoke plate 14
Portion's installation there are two short piston rod oil cylinder 16, two short piston rod oil cylinder 16 be located at upper oil cylinder yoke plate 14 it is diagonal on, and
The bottom of its short piston rod is pressed on upper bearing (metal) cabinet 3；The top dress of lower oil cylinder yoke plate 15 is there are two process for long piston rod oil cylinder 17, and two
A process for long piston rod oil cylinder 17 be located at lower oil cylinder yoke plate 15 it is diagonal on, and the bottom of its process for long piston rod passes through screw thread and upper axis
Cabinet 3 is held to be connected.Short piston rod oil cylinder 16, process for long piston rod oil cylinder 17 are two-way cylinder, two in every group oil cylinder oil cylinder
It is arranged in the left and right sides of transmission case axis, and certain axial distance apart, wherein upper oil cylinder yoke plate 14 and short piston rod
Oil cylinder 16 is locked after the completion of setting for the gap between upper pressure wheel 5 and lower pressure wheel 6, and lower oil cylinder yoke plate 15 and long work
Rod cylinder 17 is for promoting upper bearing (metal) cabinet 3, the setting in pinch roller gap and pinch roller pressurize, when short piston rod oil cylinder 16
After locking upper bearing (metal) cabinet 3, pinch roller gap be will not change, and avoid the pressure of process for long piston rod oil cylinder 17 by the reverse friction of pin 13
Power is offset, and the pressure of short piston rod oil cylinder 16 is greater than the pressure of process for long piston rod oil cylinder 17, as long as process for long piston rod oil cylinder 17
Pressure is no more than the pressure of short piston rod oil cylinder 16, and pinch roller gap would not change.
It is additionally provided with pinch roller gap control device between the upper pressure wheel 6 and lower pressure wheel 5, it, should relative to driving axle center line
Pinch roller gap control device includes right wedge piece 18 and left wedge piece 19, and right wedge piece 18 and left wedge piece 19 pass through 21 phase of screw rod
It is respectively left-handed and dextrorotation that the spiral that connection, right wedge piece 18 and left wedge piece 19 and screw rod 21 form, which is paid, is passed through among screw rod 21
Supporting mass 20,21 one end of screw rod can make after being driven by stepper motor 22 right wedge piece 18 and left wedge piece 19 simultaneously inwardly or
It is displaced outwardly simultaneously, the bottom of right wedge piece 18 and left wedge piece 19 is dovetail configuration, right wedge piece 18 and left wedge piece 19
On bottom insertion lower bearing cabinet 4 in the dovetail groove that opens up, from stepper motor 22 control right wedge piece 18 and left wedge piece 19 to
It is interior or be displaced outwardly, thus can determine the height and position of top bearing housing body 3, i.e., the diameter between controllable upper pressure wheel 5 and lower pressure wheel 6
Wheel radial gap can be accurately controlled by wedge piece, reaches high-precision since the precision of stepper motor is high to gap
Gap setting, gap setting are locked by short piston rod oil cylinder 16 after the completion.
Sealing block 23 is provided at spout between the upper pressure wheel 6 and lower pressure wheel 5, sealing block 23 and upper pressure wheel 6 paste
It is tightly sealed, sealing block 23 is inserted into bearing piece 24 by dovetail, and bearing piece 24 passes through movable support 25 and 3 phase of upper bearing (metal) cabinet
Connection, such sealing block 23 can be moved up and down with upper pressure wheel 6, after the completion of the gap setting between upper pressure wheel 6 and lower pressure wheel 5, by
Voussoir 27 and screw 26 lock.
Claims (9)
1. a kind of pinch roller gap, pressure controllable independent driving type dry granulating machine preforming device, it include upper transmission shaft and
Lower drive shaft, upper transmission shaft and lower drive shaft are separately mounted in upper bearing (metal) cabinet and lower bearing housing body, upper transmission shaft and under pass
The left end of moving axis is separately installed with upper pressure wheel and lower pressure wheel, it is characterised in that: and the right end of upper transmission shaft is connected with upper gear box, under
The right end of transmission shaft is connected with lower tooth roller box；
Pin is housed between upper bearing (metal) cabinet and lower bearing cabinet, upper bearing (metal) cabinet can slide up and down along pin, it is described on
Upper oil cylinder yoke plate and lower oil cylinder yoke plate are installed, there are two short work for the bottom installation of the upper oil cylinder yoke plate above bearing housing
Rod cylinder；There are two process for long piston rod oil cylinders for the top dress of lower oil cylinder yoke plate, and wherein upper oil cylinder yoke plate and short piston rod oil cylinder exist
It is locked after the completion of gap setting between upper pressure wheel and lower pressure wheel；And lower oil cylinder yoke plate and process for long piston rod oil cylinder can be to upper axis
Cabinet promotion is held, the setting and pinch roller pressurization in pinch roller gap are completed.
2. a kind of pinch roller gap according to claim 1, pressure controllable independent driving type dry granulating machine tabletting dress
It sets, it is characterised in that: upper oil cylinder yoke plate and lower oil cylinder yoke plate are arranged in right-angled intersection, and the two of upper oil cylinder yoke plate and lower oil cylinder yoke plate
End be located at two of upper bearing (metal) cabinet it is diagonal on.
3. a kind of pinch roller gap according to claim 1 or 2, pressure controllable independent driving type dry granulating machine tabletting
Device, it is characterised in that: two short piston rod oil cylinder be located at upper oil cylinder yoke plate it is diagonal on, and the bottom of its short piston rod
Be pressed on upper bearing (metal) cabinet, two process for long piston rod oil cylinders be located at lower oil cylinder yoke plate it is diagonal on, and the bottom of its process for long piston rod
Portion is connected by screw thread with upper bearing (metal) cabinet.
4. a kind of pinch roller gap according to claim 1, pressure controllable independent driving type dry granulating machine tabletting dress
It sets, it is characterised in that: pinch roller gap control device is additionally provided between the upper pressure wheel and lower pressure wheel, pinch roller gap control dress
It sets including left wedge piece and right wedge piece, is connected between left wedge piece and right wedge piece by screw rod, left wedge piece and right wedge shape
It is respectively left-handed and dextrorotation that the drving sprial of pad and screw rod, which is paid, and screw rod makes left wedge piece and right wedge shape after driving by stepper motor
Pad is displaced outwardly inwardly or simultaneously simultaneously.
5. a kind of pinch roller gap according to claim 4, pressure controllable independent driving type dry granulating machine tabletting dress
It sets, it is characterised in that: the bottom of left wedge piece and right wedge piece is dovetail configuration, the bottom insertion of left wedge piece and right wedge piece
In the dovetail groove opened up on lower bearing cabinet.
6. a kind of pinch roller gap according to claim 1, pressure controllable independent driving type dry granulating machine tabletting dress
It sets, it is characterised in that: sealing block is provided at the spout between the upper pressure wheel and lower pressure wheel, sealing block is adjacent to upper pressure wheel
It is sealed, sealing block can follow upper pressure wheel to move up and down by movable support, the gap setting between upper pressure wheel and lower pressure wheel
After the completion, by screw and wedge locking.
7. a kind of pinch roller gap according to claim 1, pressure controllable independent driving type dry granulating machine tabletting dress
It sets, it is characterised in that: the right end of upper transmission shaft is connected by sliding cross coupling with upper gear box, and the right end of lower drive shaft is logical
Pin coupler is crossed to be connected with lower tooth roller box.
8. a kind of pinch roller gap according to claim 1, pressure controllable independent driving type dry granulating machine tabletting dress
It sets, it is characterised in that: there are four pins, four pins to be located at lower bearing cabinet for dress between upper bearing (metal) cabinet and lower bearing cabinet
On four angles.
9. a kind of pinch roller gap according to claim 1, pressure controllable independent driving type dry granulating machine tabletting dress
It sets, it is characterised in that: upper transmission shaft and lower drive shaft are being separately installed with upper rotary joint and lower swivel at right end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811184434.6A CN109225067A (en) | 2018-10-11 | 2018-10-11 | Pinch roller gap, pressure controllable independent driving type dry granulating machine preforming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811184434.6A CN109225067A (en) | 2018-10-11 | 2018-10-11 | Pinch roller gap, pressure controllable independent driving type dry granulating machine preforming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109225067A true CN109225067A (en) | 2019-01-18 |
Family
ID=65052706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811184434.6A Withdrawn CN109225067A (en) | 2018-10-11 | 2018-10-11 | Pinch roller gap, pressure controllable independent driving type dry granulating machine preforming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109225067A (en) |
-
2018
- 2018-10-11 CN CN201811184434.6A patent/CN109225067A/en not_active Withdrawn
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190118 |