CN212077474U - Structure is adjusted to toper fiberizer mill - Google Patents
Structure is adjusted to toper fiberizer mill Download PDFInfo
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- CN212077474U CN212077474U CN202020731218.5U CN202020731218U CN212077474U CN 212077474 U CN212077474 U CN 212077474U CN 202020731218 U CN202020731218 U CN 202020731218U CN 212077474 U CN212077474 U CN 212077474U
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Abstract
The utility model discloses a structure is adjusted to toper fiberizer mill, including rotating mill and fixed mill, rotating mill is connected with the transmission part, and the transmission part is installed in the frame, and transmission part and frame form the direction cooperation of axial direction, be equipped with axial adjusting device between frame and the transmission part, axial adjusting device includes along the axial arrangement and installs the lead screw in the frame, the lead screw is connected with the regulation power unit that drives the lead screw rotation, the cover is equipped with push nut on the lead screw, push nut passes through the leg joint with the transmission part; the bracket is provided with a proximity switch, a limit adjusting plate is arranged on the rack corresponding to the proximity switch, and the limit adjusting plate is matched with the proximity switch to limit the stroke of the transmission part. The utility model discloses simple structure, simple to operate, flexible operation can the automatically regulated rotate the clearance between mill and the fixed mill, make it accomplish the mill thick liquid purpose.
Description
Technical Field
The utility model relates to a papermaking equipment technical field especially relates to a structure is adjusted to toper fiberizer mill.
Background
The pulping machine is a key device of pulping and papermaking enterprises. Conventional refining machines can be divided into disc-shaped, conical (practically frustum-shaped without apex angle) and cylindrical refiner refiners according to the shape of their rotor (rotating disc).
Wherein, the theory of operation of toper fiberizer is as follows: the pulp moves in the grinding cavity, the conical grinding disc makes the axial linear speed and centrifugal force of the pulp at the large end larger than those at the small end, the static pressure at the large end is smaller than that at the small end due to the difference, and when the conical refiner works, the power source for moving the pulp is the external pressure difference of the pulp inlet and outlet pipes and the guiding force in the grinding cavity.
The utility model discloses a toper fiberizer of notice No. CN2554215Y is the paper pulp processing equipment who is arranged in the papermaking trade. Its major structure includes the base, with the base solid link have advance the thick liquid pipe and go out the casing of thick liquid pipe, be located the closing cap at casing both ends and go out the thick liquid head, be located stator and rotor and the motor of casing, characterized by: the two ends of the shell are respectively provided with a bearing frame fixedly connected with the base, the two ends of the main shaft are positioned outside the shell and supported by the bearing frames, the shell is internally provided with a sliding sleeve, the inner wall of the sliding sleeve is fixedly connected with the stator, the outer wall of the sliding sleeve is provided with threads, and a turbine nut in the feed mechanism is assembled on the thread wall of the sliding sleeve. The utility model discloses the effectual concentricity that has improved rotor and stator has greatly improved the job stabilization nature of fiberizer, has improved the knot degree of processing paper pulp, has improved the play thick liquid effect of fiberizer and the convenience and the accuracy of adjustment simultaneously.
The invention with the publication number of CN104480766B discloses a conical refiner, which comprises a conical refiner shell, wherein a pulp inlet and a pulp outlet are arranged on the refiner shell, a conical stator is sleeved in the refiner shell, a left-and-right movable main shaft is sleeved in the refiner shell, a conical rotor is fixedly sleeved on the main shaft, a plurality of barb-shaped blades are inserted on the annular wall of the rotor, a cylindrical insertion end is arranged at the lower part of each blade, the insertion end penetrates through the annular wall of the rotor and extends into the inner cavity of the rotor, a stop block is arranged at the insertion end of each blade, a spring is sleeved at the extending part of each blade, one end of each spring abuts against the inner wall of the rotor, and the other end of each spring abuts against the stop block. The invention has ingenious structural design, and the blade can move up and down, back and forth and left and right along with the condition of pulp in the pulp grinding body shell under the action of the spring and the rubber sleeve, thereby enhancing the pulp grinding effect
The invention of publication No. CN110093801A discloses a conical refiner with mechanical-hydraulic linkage adjustment of feed, withdrawal and refining specific pressure, which comprises a conical refiner body, a mechanical-hydraulic linkage adjustment unit, wherein the conical refiner body comprises a base, a main shaft, a conical refiner main body, a bearing body base and a main motor, wherein the conical refiner main body, the bearing body base and the main motor are sequentially fixed on the base; the machine and liquid linkage adjusting unit comprises a mechanical adjusting unit and a hydraulic adjusting unit, the hydraulic adjusting unit comprises a motor, a hydraulic pump, a pressure adjusting valve, an electromagnetic directional valve, a pressure retaining valve, an oil filter, an oil tank and a hydraulic cylinder, and the mechanical adjusting unit comprises a hand wheel fine adjusting nut; the hydraulic cylinder comprises a cylinder body, a piston with a center hole, a piston rod sleeve and a pressure gauge. According to the invention, the feeding and retracting of the conical rotor and the pulping clearance and the specific pressure between the conical rotor and the conical stator can be adjusted through the mechanical and hydraulic linkage adjusting loop, so that the pulping of biomass and the fine pulping of plant fibers are realized, the pulping quality and the pulping efficiency are improved, and the pulping energy consumption is reduced.
The utility model with the publication number of CN208219277U discloses a grinding disc structure of a conical refiner, which comprises a base, a main motor arranged on the base, a coupling, a lubricating mechanism and a grinding disc assembly; the main motor is in driving connection with a coupler, and the coupler is respectively connected with the lubricating mechanism and the grinding disc assembly; the grinding disc assembly comprises a shell, a conical grinding head arranged in the shell, a slurry inlet arranged at one end of the shell, a slurry outlet arranged at the other end of the shell, a refining chamber arranged between the slurry outlet and the conical grinding head, grinding materials coated on the outer wall surface of the conical grinding head, and a waste catcher arranged at the bottom of the shell and communicated with the inside of the shell. Because the outer wall surface cladding of toper bistrique has the abrasive material, therefore this toper fiberizer mill structure can make the fineness ratio of papermaking thick liquids less, and the fineness is even, therefore improves the quality of paper pulp, in addition, owing to be provided with lubricated mechanism, therefore make this toper fiberizer mill structure have the advantage that the energy consumption is low.
However, the conical refiner still has the defect that a grinding disc adjusting structure (the grinding disc adjusting structure of the conical refiner is used for adjusting the axial movement of a rotating grinding disc so as to increase or decrease the gap between the rotating grinding disc and a fixed grinding disc and finish the purpose of refining), the grinding disc adjusting device of the conical refiner is mostly in a worm type or manual adjustment mode, the mechanism and the manufacture are complex, and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem among the prior art, provide a structure is adjusted to toper fiberizer mill.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a grinding disc adjusting structure of a conical pulping machine comprises a rotating grinding disc and a fixed grinding disc, wherein the rotating grinding disc is connected with a transmission part, the transmission part is installed on a rack, the transmission part and the rack form guide fit in the axial direction, an axial adjusting device is arranged between the rack and the transmission part, the axial adjusting device comprises a lead screw which is axially arranged and installed on the rack, the lead screw is connected with an adjusting power unit which drives the lead screw to rotate, a pushing nut is sleeved on the lead screw, and the pushing nut is connected with the transmission part through a support; the bracket is provided with a proximity switch, a limit adjusting plate is arranged on the rack corresponding to the proximity switch, and the limit adjusting plate is matched with the proximity switch to limit the stroke of the transmission part.
The transmission part comprises a main shaft connected with the rotary grinding disc, the other end of the main shaft is connected with a main motor, a bearing is arranged on the main shaft, and a bearing chamber is arranged outside the bearing in a matched mode.
The bearing chamber is slidably mounted in the guide hole to form guide fit of the transmission part and the frame in the axial direction.
The push nut is connected with the bearing chamber of the transmission part.
The lead screw is supported by a lead screw bearing seat, and the lead screw bearing seat is fixedly connected with the rack.
The limiting adjusting plate is provided with a long hole which is axially arranged, and a locking screw penetrates through the long hole to fix the limiting adjusting plate and the lead screw bearing seat.
The adjusting power unit is a speed reducing motor.
The utility model has the advantages that:
the utility model discloses simple structure, simple to operate, flexible operation can the automatically regulated rotate the clearance between mill and the fixed mill, make it accomplish the mill thick liquid purpose.
The utility model discloses be equipped with the slot hole that the axial was arranged on well spacing regulating plate, pass the fixing that locking screw realized spacing regulating plate and frame in the slot hole, can realize spacing regulating plate at axial position control, realize the fine setting of spacing stroke, use more in a flexible way.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a top view of the present invention;
FIG. 4 is a general schematic view of the present invention applied to a conical refiner;
FIG. 5 is a perspective view of the transmission portion of FIG. 4;
fig. 6 is a cross-sectional view of the transmission part of fig. 4.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1 to 6, the disc adjusting structure of the conical refiner of the present embodiment comprises a rotating disc 1 and a fixed disc 2, the rotating disc 1 is connected with a transmission part 3, the transmission part 3 is mounted on a frame 4, and the transmission part 3 and the frame 4 form an axial guiding fit.
The transmission part 3 comprises a main shaft 31 connected with the rotating grinding disc 1 through a grinding disc mounting frame 32, the other end of the main shaft 31 is connected with a main motor, a bearing 33 is arranged on the main shaft 31, and a bearing chamber 34 is arranged outside the bearing 33 in a matched mode.
The frame 4 is provided with an axially arranged guide hole 41 corresponding to the bearing chamber 34, the bearing chamber 34 is slidably mounted in the guide hole 41, and a guide key 341 is provided at the matching position of the bearing chamber 34 and the guide hole 41 to form a guide matching of the transmission part 3 and the frame 4 in the axial direction.
An axial adjusting device is arranged between the frame 4 and the transmission part 3, the axial adjusting device comprises a lead screw 5 which is arranged along the axial direction and is arranged on the frame 4, the lead screw 5 is supported by a lead screw bearing seat 51, and the lead screw bearing seat 51 is fixedly connected with the frame 4. The screw 5 is connected with an adjusting power unit 6 for driving the screw to rotate, and the adjusting power unit 6 is a speed reducing motor. The screw 5 is sleeved with a push nut 7, and the push nut 7 is connected with a bearing chamber 34 of the transmission part 3 through a bracket 8.
In this embodiment, the bearing housing 34 is provided with a boss 342 for connection with the bracket 8.
The bracket 8 is provided with a proximity switch 9, a limit adjusting plate 10 is arranged on the rack 8 corresponding to the proximity switch 9, and the limit adjusting plate 10 is matched with the proximity switch 9 to limit the stroke of the transmission part.
In addition, the limiting adjusting plate 10 is provided with a long hole which is axially arranged, and the long hole is internally penetrated by a locking screw to fix the limiting adjusting plate 10 and the screw bearing seat 51, so that the axial position adjustment of the limiting adjusting plate 10 is realized, the fine adjustment of the limiting stroke is realized, and the application is more flexible.
The utility model discloses drive lead screw 5 with gear motor and rotate, lead screw 5 rotates and makes 7 axial displacement of push nut, and 3 axial displacement of push nut 7 and then promotion rotating part realize rotating the clearance adjustment between mill 1 and the fixed mill 2.
The regulation control logic is as follows: when the pulping machine starts to work and the speed reducing motor drives the screw rod to rotate until the gap between the rotary grinding disc 1 and the fixed grinding disc 2 is reduced, the current of the main motor 32 is increased, and when the current of the main motor 32 is increased to a set requirement, the speed reducing motor stops rotating.
When the pulping machine stops working, the speed reducing motor automatically rotates in the reverse direction, so that the rotating part 2 moves backwards, the proximity switch 9 contacts the limit adjusting plate 10, the speed reducing motor stops rotating, and the rotating grinding disc 1 is reset relative to the fixed grinding disc 2.
The utility model discloses simple structure, simple to operate, flexible operation can the automatically regulated rotate the clearance between mill and the fixed mill, make it accomplish the mill thick liquid purpose.
The above embodiments are only used for illustrating but not limiting the technical solutions of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: the present invention may be modified or substituted with equivalents without departing from the spirit and scope of the invention, which should be construed as being limited only by the claims.
In the description of the present invention, it should be understood that the terms "front", "back", "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the description refers must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
Claims (7)
1. The utility model provides a structure is adjusted to toper fiberizer mill, includes and rotates mill and fixed mill, rotates the mill and is connected with drive division, and drive division installs in the frame, and drive division forms axial direction's direction cooperation, its characterized in that with the frame: an axial adjusting device is arranged between the rack and the transmission part and comprises a lead screw which is arranged along the axial direction and is arranged on the rack, the lead screw is connected with an adjusting power unit which drives the lead screw to rotate, a pushing nut is sleeved on the lead screw, and the pushing nut is connected with the transmission part through a bracket; the bracket is provided with a proximity switch, a limit adjusting plate is arranged on the rack corresponding to the proximity switch, and the limit adjusting plate is matched with the proximity switch to limit the stroke of the transmission part.
2. A conical refiner disc adjustment structure according to claim 1, characterized in that: the transmission part comprises a main shaft connected with the rotary grinding disc, the other end of the main shaft is connected with a main motor, a bearing is arranged on the main shaft, and a bearing chamber is arranged outside the bearing in a matched mode.
3. A conical refiner disc adjustment structure according to claim 2, characterized in that: the bearing chamber is slidably mounted in the guide hole to form guide fit of the transmission part and the frame in the axial direction.
4. A conical refiner disc adjustment structure according to claim 2, characterized in that: the push nut is connected with the bearing chamber of the transmission part.
5. A conical refiner disc adjustment structure according to any one of claims 1-4, characterized in that: the lead screw is supported by a lead screw bearing seat, and the lead screw bearing seat is fixedly connected with the rack.
6. A conical refiner disc adjustment structure according to claim 5, characterized in that: the limiting adjusting plate is provided with a long hole which is axially arranged, and a locking screw penetrates through the long hole to fix the limiting adjusting plate and the lead screw bearing seat.
7. A conical refiner disc adjustment structure according to any one of claims 1-4, characterized in that: the adjusting power unit is a speed reducing motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020731218.5U CN212077474U (en) | 2020-05-07 | 2020-05-07 | Structure is adjusted to toper fiberizer mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020731218.5U CN212077474U (en) | 2020-05-07 | 2020-05-07 | Structure is adjusted to toper fiberizer mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212077474U true CN212077474U (en) | 2020-12-04 |
Family
ID=73593166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020731218.5U Active CN212077474U (en) | 2020-05-07 | 2020-05-07 | Structure is adjusted to toper fiberizer mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212077474U (en) |
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2020
- 2020-05-07 CN CN202020731218.5U patent/CN212077474U/en active Active
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