CN113275087A - Novel high-efficient grinding device - Google Patents
Novel high-efficient grinding device Download PDFInfo
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- CN113275087A CN113275087A CN202110642853.5A CN202110642853A CN113275087A CN 113275087 A CN113275087 A CN 113275087A CN 202110642853 A CN202110642853 A CN 202110642853A CN 113275087 A CN113275087 A CN 113275087A
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- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 4
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C7/00—Crushing or disintegrating by disc mills
- B02C7/02—Crushing or disintegrating by disc mills with coaxial discs
- B02C7/08—Crushing or disintegrating by disc mills with coaxial discs with vertical axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C7/00—Crushing or disintegrating by disc mills
- B02C7/11—Details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C7/00—Crushing or disintegrating by disc mills
- B02C7/11—Details
- B02C7/12—Shape or construction of discs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C7/00—Crushing or disintegrating by disc mills
- B02C7/11—Details
- B02C7/14—Adjusting, applying pressure to, or controlling distance between, discs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C7/00—Crushing or disintegrating by disc mills
- B02C7/11—Details
- B02C7/16—Driving mechanisms
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to the field of grinding processing equipment, in particular to a novel efficient grinding device, which comprises a support frame, wherein the support frame is arranged on a rack; the rotary driving device is arranged on the supporting frame; the main shaft is arranged on the output end of the rotary driving device; the lifting control device is arranged on the rack and is positioned on one side of the supporting frame; the upper grinding discs are uniformly distributed on the working end of the rotary driving device around the axis of the main shaft; one end of the homodromous transmission mechanism is rotatably arranged on the working end of the rotary driving device; the grinding work box is arranged on the rack; the lower grinding disc is arranged in the grinding work box; one end of the reverse transmission mechanism is rotatably arranged on the grinding work box; the scheme has the advantages of high grinding efficiency, good grinding effect, convenient control and stable working effect.
Description
Technical Field
The invention relates to the field of grinding processing equipment, in particular to a novel efficient grinding device.
Background
In production, large-particle-size material flow is often ground into small-particle-size material, so a grinding machine is needed, but the existing grinding machine has low efficiency, cannot conveniently adjust the gap of a grinding mechanism aiming at different particle sizes, wastes time and labor, and has high labor cost and capital cost consumption.
Disclosure of Invention
In order to solve the technical problem, a novel efficient grinding device is provided.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
a novel high-efficiency grinding device, which is characterized by comprising,
the supporting frame is arranged on the rack and consists of a horizontal plate at the top end and supporting rods at four corners of the bottom of the horizontal plate;
the output end of the rotary driving device is positioned in the center of a horizontal plate of the support frame, and the axis of the rotary shaft is vertically arranged;
the main shaft is arranged at the output end of the rotary driving device, the axis of the main shaft is horizontally arranged, and a plurality of guide grooves are uniformly formed in the peripheral wall of the main shaft along the axis direction;
the lifting control device is arranged on the rack and is positioned on one side of the support frame, and the working end of the lifting control device is in clearance fit with the support rod of the support frame along the vertical direction and is positioned below the horizontal plate of the support frame;
the upper grinding discs are uniformly distributed on the working end of the rotary driving device around the axis of the main shaft and are rotatably connected with the working end of the rotary driving device, discharging holes for materials to pass through are formed in the upper grinding discs from top to bottom and from the center to the direction far away from the axis, and the upper grinding discs are used for grinding the materials from the top;
the same-direction transmission mechanism is used for synchronously transmitting the torque of the main shaft to the plurality of upper grinding discs in the same direction;
the grinding work box is arranged on the rack and is positioned below the horizontal plate of the support frame;
the lower grinding discs are arranged in the grinding work box, the number of the lower grinding discs corresponds to that of the upper grinding discs one by one, the axes of the lower grinding discs are collinear, the lower grinding discs are arranged in the grinding work box and are rotationally connected with the grinding work box, and the lower grinding discs are used for grinding materials in cooperation with the upper grinding discs;
one end of the reverse transmission mechanism is rotatably arranged on the grinding work box and is collinear with the axis of the main shaft, and the reverse transmission mechanism is used for reversely transmitting the torque of the main shaft to all the lower grinding discs.
Preferably, the rotation driving means comprises a motor,
the driving rod is rotatably arranged in the center of a horizontal plate of the supporting frame, the axis of the driving rod is vertically arranged, the bottom end of the driving rod is fixedly connected with the top end of the main shaft, the axis of the driving rod is collinear, and the driving rod is used for controlling the main shaft to rotate around the axis of the main shaft;
the worm of the worm gear set is rotatably arranged at the top end of the support frame and is used for controlling the drive rod to rotate around the axis of the worm gear set;
the rotary driver is installed on the top end of the support frame, the output end of the rotary driver is fixedly connected with one end of a worm of the worm gear set, and the rotary driver is used for outputting torque to the worm gear set.
Preferably, the lifting control device comprises a lifting control device,
the lifting support plate is horizontally arranged, four corners of the lifting support plate are in clearance fit with support rods of the support frame along the vertical direction, the lifting support plate is positioned under a horizontal plate of the lifting support plate, the lifting support plate is simultaneously and rotatably connected with the upper grinding discs, and the lifting support plate is used for adjusting the heights of the upper grinding discs;
the lead screw sliding table is fixed on the rack and located on one side of the supporting frame, the working end of the lead screw sliding table is fixedly connected with one side of the lifting support plate, the working direction of the lead screw sliding table is vertically arranged, and the lead screw sliding table is used for controlling the lifting support plate to lift.
Preferably, the bottom end of the upper grinding disc is in a conical shape with the tip end vertically downward.
Preferably, the same-direction transmission mechanism comprises a gear,
the first driving disc is rotatably arranged at the center of the working end of the lifting control device, is in clearance fit with the main shaft along the axial direction of the main shaft and is used for transmitting the torque of the main shaft;
one end of the first transmission assembly is mounted at the upper end of the first driving disc, the other end of the first transmission assembly is sleeved at the upper end of any upper grinding disc, and the first transmission assembly is used for driving the upper grinding disc to rotate by means of the torque of the main shaft;
the second transmission assembly is simultaneously connected with the upper grinding discs and is used for transmitting the torque of the upper grinding discs driven by the first transmission assembly to other upper grinding discs in the same direction.
Preferably, the first transmission assembly comprises a first transmission gear,
the first synchronizing wheel is arranged around the main shaft, the bottom end of the first synchronizing wheel is fixedly connected with the upper end of the first driving disc, and the first synchronizing wheel is used for transmitting the torque of the first driving disc;
the second synchronous wheel is sleeved on any upper grinding disc and used for driving the upper grinding disc to rotate around the axis of the upper grinding disc;
the two ends of the first synchronous belt are in transmission connection with the first synchronous wheel and the second synchronous wheel respectively, and the first synchronous belt is used for transmitting the torque of the first synchronous wheel to the second synchronous wheel.
Preferably, the second transmission assembly comprises a first transmission assembly,
the number of the third synchronizing wheels corresponds to that of the upper grinding discs, and the third synchronizing wheels are sleeved on the upper grinding discs;
the second hold-in range, the second hold-in range is connected with a plurality of third synchronizing wheel transmissions simultaneously, and the second hold-in range is used for transmitting the moment of torsion between the third synchronizing wheel on a plurality of last abrasive disc.
Preferably, the grinding work box comprises a grinding chamber,
the bottom of the working box body is rotationally connected with the upper grinding disc, the axes of the working box body and the upper grinding disc are collinear, and a gap is reserved between the inner wall of the working box body and the peripheral wall of the upper grinding disc;
the discharge pipe is arranged at the bottom of the working box body and extends into a gap between the working box body and the upper grinding disc, and the discharge pipe is used for guiding the ground material out of the working box body;
the lifting frame is installed at the bottom of the work box body and fixedly connected with the rack, the central position of the lifting frame is rotatably connected with the input end of the reverse transmission mechanism, and the lifting frame is used for supporting the work box body.
Preferably, a conical groove which is concave downwards is arranged at the matching position of the top end of the lower grinding disc and the bottom end of the upper grinding disc.
Preferably, the reverse transmission mechanism comprises a gear mechanism,
the second driving disc is rotatably arranged at the central position of the grinding work box and is in clearance fit with the main shaft along the axial direction of the main shaft;
the gear is fixed at the bottom end of the second driving disk around the main shaft and is collinear with the axis of the second driving disk;
the ring gear, the ring gear is equipped with a plurality of, and the quantity of ring gear corresponds with abrasive disc quantity down, and the ring gear cup joints abrasive disc bottom under and all meshes with the gear.
Compared with the prior art, the invention has the beneficial effects that:
1. the synchronous drive multiunit is lapping disc, lower lapping disc mutually supported, has effectively improved the efficiency of grinding, and is specific, and the system sends the signal and gives rotary drive device, and rotary drive device receives the back drive main shaft of signal and rotates around its self axis. When the rotary driving device rotates, the input ends of the same-direction transmission mechanism and the reverse transmission mechanism which are in clearance fit with the rotary driving device along the axial direction are driven to rotate along the circumferential direction of the main shaft. The same-direction transmission mechanism and the reverse transmission mechanism respectively drive the upper grinding discs and the lower grinding discs to rotate around the axes of the upper grinding discs and the lower grinding discs, the upper grinding discs and the lower grinding discs are respectively grouped in a one-to-one correspondence mode, the axes of the upper grinding discs and the lower grinding discs in each group are collinear, but the rotation directions of the upper grinding discs and the lower grinding discs are opposite, and the grinding effect is greatly improved;
2. can adjust the clearance of going up abrasive disc and abrasive disc down to the difference of required grinding particle diameter conveniently, it is specific, controller send signal gives the lead screw slip table, and the lead screw slip table receives control lifting support board after the signal and goes up and down in vertical direction, and the bracing piece through the support frame plays direction and limiting displacement to lifting support board's motion, can guarantee that lifting support board moves with the terminal surface horizontally state all the time. The lifting supporting plate drives the upper grinding discs to lift together, so that the gap between the upper grinding discs and the lower grinding discs is changed to adapt to different material particle sizes;
3. can prevent effectively that the in-process material of grinding from being thrown away under centrifugal force effect and unable fully grinding, it is specific, through set up the circular cone arch at last abrasive disc bottom and set up the circular cone recess in abrasive disc upper end down to make the material grinding in-process concentrate to central authorities under the action of gravity, further improved the effect of grinding.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a perspective view of the spindle of the present invention;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 3 in accordance with the present invention;
FIG. 6 is a second perspective view of the present invention;
FIG. 7 is an enlarged view of a portion of the invention shown at B in FIG. 5;
FIG. 8 is a partial perspective view of the first embodiment of the present invention;
FIG. 9 is an exploded perspective view of FIG. 8 of the present invention;
fig. 10 is a partial perspective view of the second embodiment of the present invention.
The reference numbers in the figures are:
1-a support frame;
2-a rotation drive; 2 a-a drive rod; 2 b-worm gear group; 2 c-a rotary drive;
3-a main shaft; 3 a-a guide groove;
4-a lift control device; 4 a-a lifting pallet; 4 b-a screw rod sliding table;
5-grinding the disc; 5 a-a blanking hole;
6-a homodromous transmission mechanism; 6 a-a first drive disc; 6 b-a first transmission assembly; 6b 1-first synchronous wheel; 6b2 — second synchronizing wheel; 6b 3-first timing belt; 6 c-a second transmission assembly; 6c 1-third synchronizing wheel; 6c 2-second timing belt;
7-grinding work box; 7 a-the work box body; 7 b-a discharge pipe; 7 c-a lifting frame;
8-lower grinding disc;
9-a reverse transmission mechanism; 9 a-a second drive disc; 9 b-gear; 9 c-toothed ring.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
As shown in fig. 1-5, a novel high-efficiency grinding device comprises,
the supporting frame 1 is arranged on the rack, and the supporting frame 1 consists of a horizontal plate at the top end and supporting rods at four corners of the bottom of the horizontal plate;
the rotary driving device 2 is arranged on the support frame 1, the output end of the rotary driving device 2 is positioned in the center of the horizontal plate of the support frame 1, and the axis of the rotary shaft is vertically arranged;
the spindle 3 is installed on the output end of the rotary driving device 2, the axis of the spindle 3 is horizontally arranged, and a plurality of guide grooves 3a are uniformly formed in the peripheral wall of the spindle 3 along the axis direction;
the lifting control device 4 is arranged on the rack and positioned on one side of the support frame 1, and the working end of the lifting control device 4 is in clearance fit with the support rod of the support frame 1 along the vertical direction and is positioned below the horizontal plate of the support frame 1;
the upper grinding discs 5 are arranged, the upper grinding discs 5 are uniformly distributed on the working end of the rotary driving device 2 around the axis of the main shaft 3, the upper grinding discs 5 are rotatably connected with the working end of the rotary driving device 2, the upper grinding discs 5 are provided with blanking holes 5a for materials to pass through from top to bottom and from the center to the direction far away from the axis, and the upper grinding discs 5 are used for grinding the materials from the top;
the homodromous transmission mechanism 6, one end of the homodromous transmission mechanism 6 is rotatably arranged on the working end of the rotary driving device 2 and is in clearance fit with the main shaft 3 along the axial direction of the main shaft 3, and the homodromous transmission mechanism 6 is used for synchronously transmitting the torque of the main shaft 3 to the plurality of upper grinding discs 5 in the same direction;
the grinding work box 7 is installed on the rack, and the grinding work box 7 is positioned below the horizontal plate of the support frame 1;
the grinding device comprises a lower grinding disc 8, the lower grinding disc 8 is arranged in a grinding work box 7, the number of the lower grinding disc 8 corresponds to the number of the upper grinding disc 5 one by one, the axes of the lower grinding disc 8 and the upper grinding disc 5 are collinear, the lower grinding disc 8 is arranged in the grinding work box 7 and is rotatably connected with the grinding work box 7, and the lower grinding disc 8 is used for matching with the upper grinding disc 5 to grind materials;
and one end of the reverse transmission mechanism 9 is rotatably arranged on the grinding work box 7 and is collinear with the axis of the main shaft 3, and the reverse transmission mechanism 9 is used for reversely transmitting the torque of the main shaft 3 to all the lower grinding discs 8.
The rotation driving device 2 and the lifting control device 4 are both electrically connected with the controller. A distance sensor for detecting the height of the working end of the rotary drive 2 is provided at the working end of the rotary drive 2 to accurately control the gap between the upper and lower grinding discs 5, 8, not shown. The end faces of the upper grinding disk 5 and the lower grinding disk 8, which are in contact with the material when grinding the material, are provided with grinding teeth, which are a common grinding structure and are not shown in the figure. The controller sends a signal to the lifting control device 4, and the lifting control device 4 receives the signal and controls all the upper grinding discs 5 arranged on the lifting control device to lift together so as to adjust the gap between the lower ends of the upper grinding discs 5 and the upper ends of the lower grinding discs 8. The worker inserts the hopper into the discharge hole 5a of the upper grinding disk 5 and then introduces the material to be ground into the discharge hole 5 a. The controller sends a signal to the rotary driving device 2, and the rotary driving device 2 drives the main shaft 3 to rotate around the axis of the main shaft after receiving the signal. When the rotary driving device 2 rotates, the input ends of the same-direction transmission mechanism 6 and the reverse transmission mechanism 9 which are in clearance fit with the rotary driving device along the axial direction are driven to rotate along the circumferential direction of the main shaft 3. The same-direction transmission mechanism 6 and the reverse transmission mechanism 9 respectively drive the upper grinding discs 5 and the lower grinding discs 8 to rotate around the axes of the upper grinding discs 5 and the lower grinding discs 8, the upper grinding discs 5 and the lower grinding discs 8 are respectively grouped in a one-to-one correspondence mode, and the axes of the upper grinding discs 5 and the lower grinding discs 8 in each group are collinear but have opposite rotation directions. The material gets into the clearance between last abrasive disc 5 and the lower abrasive disc 8 through lower extreme of the unloading hole 5a on last abrasive disc 5 to grind under the reverse friction effect of last abrasive disc 5 and lower abrasive disc 8, flow into grinding work box 7 inside and finally flow through the discharge end of grinding work box 7 through the both sides in last abrasive disc 5 and the 8 clearance down after the grinding. The staff places the collection device in advance at the discharge end of grinding work box 7 and can collect the material after grinding. The staff can also reduce the clearance between last abrasive disc 5 and the lower abrasive disc 8 through elevating control device 4 in the grinding process gradually to further improve the effect of grinding.
As shown in fig. 6, the rotation driving means 2 includes,
the driving rod 2a is rotatably arranged at the center of a horizontal plate of the support frame 1, the axis of the driving rod 2a is vertically arranged, the bottom end of the driving rod 2a is fixedly connected with the top end of the main shaft 3, the axis of the driving rod 2a is collinear, and the driving rod 2a is used for controlling the main shaft 3 to rotate around the axis of the main shaft;
the worm of the worm gear group 2b is sleeved on the driving rod 2a, the worm of the worm gear group 2b is rotatably arranged at the top end of the support frame 1, and the worm gear group 2b is used for controlling the driving rod 2a to rotate around the axis of the worm gear group 2 b;
the rotary driver 2c is arranged at the top end of the support frame 1, the output end of the rotary driver 2c is fixedly connected with one end of a worm of the worm gear set 2b, and the rotary driver 2c is used for outputting torque to the worm gear set 2 b.
The rotary actuator 2c is a servo motor electrically connected to the controller. The controller sends a signal to the rotary driver 2c, the rotary driver 2c receives the signal and then drives the worm gear group 2b to work, and the worm gear group 2b drives the spindle 3 to rotate around the axis of the spindle through the driving rod 2 a. The torque of the rotation of the main shaft 3 is improved through the worm and gear set 2b, so that the stable driving effect of the homodromous transmission mechanism 6 and the reverse transmission mechanism 9 is ensured.
As shown in fig. 6, the elevation control means 4 includes,
the lifting support plate 4a is horizontally arranged, four corners of the lifting support plate 4a are in clearance fit with support rods of the support frame 1 along the vertical direction, the lifting support plate 4a is positioned under a horizontal plate of the lifting support plate 4a, the lifting support plate 4a is simultaneously and rotatably connected with the upper grinding discs 5, and the lifting support plate 4a is used for adjusting the heights of the upper grinding discs 5;
the lead screw sliding table 4b is fixed on the rack and located on one side of the support frame 1, the working end of the lead screw sliding table 4b is fixedly connected with one side of the lifting support plate 4a, the working direction of the lead screw sliding table 4b is vertically arranged, and the lead screw sliding table 4b is used for controlling the lifting support plate 4a to lift.
The screw rod sliding table 4b is electrically connected with the controller. The controller sends a signal to the screw rod sliding table 4b, the screw rod sliding table 4b receives the signal and then controls the lifting supporting plate 4a to ascend and descend in the vertical direction, the supporting rod of the supporting frame 1 plays a role in guiding and limiting the movement of the lifting supporting plate 4a, and the lifting supporting plate 4a can be guaranteed to move in a state of end face horizontal all the time. The lifting supporting plate 4a drives the upper grinding discs 5 to lift together, so that the gap between the upper grinding discs 5 and the lower grinding disc 8 is changed to adapt to different material particle sizes.
As shown in fig. 5, the bottom end of the upper grinding disk 5 is in a cone shape with its tip end facing vertically downward.
Through setting up 5 bottoms of last abrasive disc into the toper concentrated to bottom central point, abrasive disc 8 can effectively make the material make progress abrasive disc 5 and lower abrasive disc 8 between the clearance central point concentrate under the cooperation to guarantee abundant grinding effect.
As shown in fig. 7 and 8, the same direction transmission mechanism 6 includes,
the first driving disc 6a is rotatably arranged at the center of the working end of the lifting control device 4, the first driving disc 6a is in clearance fit with the main shaft 3 along the axial direction of the main shaft 3, and the first driving disc 6a is used for transmitting the torque of the main shaft 3;
one end of the first transmission assembly 6b is mounted at the upper end of the first driving disc 6a, the other end of the first transmission assembly 6b is sleeved at the upper end of any one upper grinding disc 5, and the first transmission assembly 6b is used for driving the upper grinding disc 5 to rotate by means of the torque of the main shaft 3;
and the second transmission assembly 6c is simultaneously connected with the upper grinding discs 5, and the second transmission assembly 6c is used for transmitting the torque of the upper grinding discs 5 driven by the first transmission assembly 6b to other upper grinding discs 5 in the same direction.
When the main shaft 3 rotates, the first driving disc 6a is driven to rotate at the working end of the lifting control device 4, namely the center of the lifting supporting plate 4a, and the first driving disc 6a is in clearance fit with the main shaft 3, so that the axial movement of the main shaft 3 cannot be interfered. When the first driving disc 6a rotates, the input end of the first transmission assembly 6b is driven to rotate, and then any one of the upper grinding discs 5 is driven to rotate in the same direction. All other upper grinding discs 5 rotate together with the upper grinding disc 5 under the driving action of the first transmission assembly 6 b. Thereby causing all upper abrasive discs 5 to rotate in the same direction as spindle 3 rotates.
As shown in fig. 9, the first transmission assembly 6b includes,
the first synchronizing wheel 6b1, the first synchronizing wheel 6b1 is arranged around the main shaft 3, the bottom end of the first synchronizing wheel 6b1 is fixedly connected with the upper end of the first driving disk 6a, and the first synchronizing wheel 6b1 is used for transmitting the torque of the first driving disk 6 a;
a second synchronizing wheel 6b2, the second synchronizing wheel 6b2 is sleeved on any upper grinding disc 5, and the second synchronizing wheel 6b2 is used for driving the upper grinding disc 5 to rotate around the axis thereof;
the first synchronizing belt 6b3 has two ends of the first synchronizing belt 6b3 respectively connected to the first synchronizing wheel 6b1 and the second synchronizing wheel 6b2 in a transmission manner, and the first synchronizing belt 6b3 is used for transmitting the torque of the first synchronizing wheel 6b1 to the second synchronizing wheel 6b 2.
The bottom end of the first synchronizing wheel 6b1 is welded to the upper end of the first driving disk 6 a. The first driving disk 6a rotates with the main shaft 3 in the circumferential direction to drive the first synchronizing wheel 6b1 to rotate around the common axis thereof, and the first synchronizing belt 6b3 transmits the torque of the first synchronizing wheel 6b1 to the second synchronizing wheel 6b2, thereby driving the upper grinding disk 5 which is coaxially and fixedly connected with the second synchronizing wheel 6b2 to rotate.
As shown in fig. 9, the second transmission assembly 6c includes,
a plurality of third synchronizing wheels 6c1, wherein the number of the third synchronizing wheels 6c1 corresponds to the number of the upper grinding discs 5, and the third synchronizing wheels 6c1 are sleeved on the upper grinding discs 5;
the second synchronous belt 6c2, the second synchronous belt 6c2 are simultaneously in transmission connection with a plurality of third synchronous wheels 6c1, and the second synchronous belt 6c2 is used for transmitting torque between the third synchronous wheels 6c1 on the plurality of upper grinding discs 5.
The first upper grinding disc 5 rotates under the driving action of the first transmission assembly 6b, and drives the third synchronous wheel 6c1 sleeved on the first upper grinding disc to coaxially rotate. The second timing belt 6c2 synchronizes the torque of the third timing wheel 6c1 to all other third timing wheels 6c1, which in turn drives all other upper grinding discs 5 to rotate together.
As shown in fig. 10, the grinding work box 7 includes,
the number of the working box bodies 7a corresponds to that of the upper grinding discs 5, the bottoms of the working box bodies 7a are rotatably connected with the upper grinding discs 5, the axes of the working box bodies 7a are collinear, and gaps are reserved between the inner walls of the working box bodies 7a and the peripheral walls of the upper grinding discs 5;
the discharge pipe 7b is arranged at the bottom of the working box body 7a and extends into a gap between the working box body 7a and the upper grinding disc 5, and the discharge pipe 7b is used for guiding the ground materials out of the working box body 7 a;
the lifting frame 7c is installed at the bottom of the work box body 7a and is fixedly connected with the rack, the central position of the lifting frame 7c is rotatably connected with the input end of the reverse transmission mechanism 9, and the lifting frame 7c is used for supporting the work box body 7 a.
The work box body 7a supported by the lifting frame 7c receives the material ground by the upper grinding disk 5 and the lower grinding disk 8 and makes the material flow into the collecting device through the discharge pipe 7 b. The top end of the working box body 7a is also provided with an annular cover plate which is used for preventing dirt from entering and is in clearance fit with the upper grinding disc 5, and the annular cover plate is not shown in the figure.
As shown in fig. 5, a conical groove which is concave downwards is arranged at the matching position of the top end of the lower grinding disk 8 and the bottom end of the upper grinding disk 5.
The conical groove at the upper end of the lower grinding disc 8 is matched with the conical structure at the lower end of the upper grinding disc 5, so that materials can be concentrated to the central position under the action of gravity in the grinding process, the grinding effect of the upper grinding disc 5 and the lower grinding disc 8 is fully exerted, the materials are prevented from being thrown out to the periphery under the action of centrifugal force, and the grinding effect is improved.
As shown in fig. 5 and 10, the reverse drive mechanism 9 includes,
the second driving disc 9a, the second driving disc 9a is rotatably mounted in the central position of the grinding work box 7, the second driving disc 9a and the main shaft 3 are in clearance fit along the axial direction of the main shaft 3;
a gear 9b, the gear 9b is fixed at the bottom end of the second driving disk 9a around the main shaft 3 and is collinear with the axis of the second driving disk 9 a;
the ring gear 9c, ring gear 9c are equipped with a plurality of, and the quantity of ring gear 9c corresponds with 8 quantity of abrasive disc down, and ring gear 9c cup joints 8 bottom of abrasive disc down and all meshes with gear 9 b.
When the main shaft 3 rotates, the second driving disk 9a in clearance fit with the main shaft drives the gear 9b to rotate around the axis direction of the gear, then the gear rings 9c meshed with the gear rings are driven to rotate reversely, and further the lower grinding disks 8 are driven to rotate reversely with the main shaft 3, so that the rotating directions of the lower grinding disks 8 and the upper grinding disks 5 are opposite.
The working principle of the invention is as follows:
the device realizes the functions of the invention through the following steps, thereby solving the technical problems provided by the invention:
step one, the controller sends a signal to the lifting control device 4, and the lifting control device 4 receives the signal and controls all the upper grinding discs 5 arranged on the lifting control device to lift together so as to adjust the gap between the lower ends of the upper grinding discs 5 and the upper ends of the lower grinding discs 8.
And step two, the worker inserts the funnel into the blanking hole 5a of the upper grinding disc 5 and then introduces the material to be ground into the blanking hole 5 a.
And step three, the controller sends a signal to the rotary driving device 2, and the rotary driving device 2 receives the signal and then drives the spindle 3 to rotate around the axis of the spindle. When the rotary driving device 2 rotates, the input ends of the same-direction transmission mechanism 6 and the reverse transmission mechanism 9 which are in clearance fit with the rotary driving device along the axial direction are driven to rotate along the circumferential direction of the main shaft 3. The same-direction transmission mechanism 6 and the reverse transmission mechanism 9 respectively drive the upper grinding discs 5 and the lower grinding discs 8 to rotate around the axes of the upper grinding discs 5 and the lower grinding discs 8, the upper grinding discs 5 and the lower grinding discs 8 are respectively grouped in a one-to-one correspondence mode, and the axes of the upper grinding discs 5 and the lower grinding discs 8 in each group are collinear but have opposite rotation directions.
And step four, the material enters the gap between the upper grinding disc 5 and the lower grinding disc 8 through the lower end of the discharging hole 5a on the upper grinding disc 5, is ground under the reverse friction action of the upper grinding disc 5 and the lower grinding disc 8, flows into the grinding work box 7 through the two sides of the gap between the upper grinding disc 5 and the lower grinding disc 8 after being ground, and finally flows out through the discharging end of the grinding work box 7.
And step five, placing a collecting device at the discharge end of the grinding work box 7 by workers in advance to collect the ground materials.
Step six, the staff can also reduce the clearance between upper abrasive disc 5 and the lower abrasive disc 8 through elevating control device 4 in the grinding process gradually to further improve the effect of grinding.
The foregoing has described the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A novel high-efficiency grinding device, which is characterized by comprising,
the supporting frame (1), the supporting frame (1) is installed on the framework, the supporting frame (1) is composed of a horizontal plate at the top end and supporting rods at four corners of the bottom of the horizontal plate;
the rotary driving device (2) is installed on the support frame (1), the output end of the rotary driving device (2) is positioned in the center of the horizontal plate of the support frame (1), and the axis of the rotary shaft is vertically arranged;
the main shaft (3) is installed at the output end of the rotary driving device (2), the axis of the main shaft (3) is horizontally arranged, and a plurality of guide grooves (3 a) are uniformly formed in the peripheral wall of the main shaft (3) along the axis direction;
the lifting control device (4) is installed on the rack and located on one side of the support frame (1), and the working end of the lifting control device (4) is in clearance fit with a support rod of the support frame (1) along the vertical direction and located below a horizontal plate of the support frame (1);
the grinding device comprises an upper grinding disc (5), a plurality of upper grinding discs (5) are arranged, the upper grinding discs (5) are uniformly distributed on the working end of a rotary driving device (2) around the axis of a main shaft (3), the upper grinding discs (5) are rotatably connected with the working end of the rotary driving device (2), a discharging hole (5 a) for materials to pass through is formed in each upper grinding disc (5) from top to bottom in a direction from the center to the direction far away from the axis, and the upper grinding discs (5) are used for grinding the materials from the top;
the same-direction transmission mechanism (6), one end of the same-direction transmission mechanism (6) is rotatably arranged on the working end of the rotary driving device (2) and is in clearance fit with the main shaft (3) along the axial direction of the main shaft (3), and the same-direction transmission mechanism (6) is used for synchronously supplying the torque of the main shaft (3) to the plurality of upper grinding discs (5) in the same direction;
the grinding work box (7), the grinding work box (7) is installed on the rack, and the grinding work box (7) is located below the horizontal plate of the support frame (1);
the grinding device comprises a lower grinding disc (8), the lower grinding disc (8) is arranged in a grinding work box (7), the number of the lower grinding disc (8) is in one-to-one correspondence with the number of the upper grinding disc (5), the axes of the lower grinding disc and the upper grinding disc are collinear, the lower grinding disc (8) is arranged in the grinding work box (7) and is rotatably connected with the grinding work box (7), and the lower grinding disc (8) is used for being matched with the upper grinding disc (5) to grind materials;
and one end of the reverse transmission mechanism (9) is rotatably arranged on the grinding work box (7) and is collinear with the axis of the main shaft (3), and the reverse transmission mechanism (9) is used for reversely transmitting the torque of the main shaft (3) to all the lower grinding discs (8).
2. A new high efficiency grinding apparatus in accordance with claim 1, characterized by that, the rotation driving device (2) includes,
the driving rod (2 a), the driving rod (2 a) is rotatably installed in the central position of a horizontal plate of the support frame (1), the axis of the driving rod (2 a) is vertically arranged, the bottom end of the driving rod (2 a) is fixedly connected with the top end of the main shaft (3) and the axis is collinear, and the driving rod (2 a) is used for controlling the main shaft (3) to rotate around the axis of the main shaft;
the worm wheel of the worm wheel and worm rod group (2 b) is sleeved on the driving rod (2 a), the worm of the worm wheel and worm rod group (2 b) is rotatably arranged at the top end of the supporting frame (1), and the worm wheel and worm rod group (2 b) is used for controlling the driving rod (2 a) to rotate around the axis of the driving rod;
the rotary driver (2 c) is installed at the top end of the support frame (1), the output end of the rotary driver (2 c) is fixedly connected with one end of a worm of the worm gear set (2 b), and the rotary driver (2 c) is used for outputting torque to the worm gear set (2 b).
3. A novel high-efficiency grinding device according to claim 1, characterized in that the lifting control device (4) comprises,
the lifting support plate (4 a) is horizontally arranged, four corners of the lifting support plate (4 a) are in clearance fit with supporting rods of the supporting frame (1) along the vertical direction, the lifting support plate (4 a) is located right below a horizontal plate of the lifting support plate (4 a), the lifting support plate (4 a) is simultaneously in rotating connection with the upper grinding discs (5), and the lifting support plate (4 a) is used for adjusting the heights of the upper grinding discs (5);
the lead screw sliding table (4 b) is fixed on the frame and located on one side of the support frame (1), the working end of the lead screw sliding table (4 b) is fixedly connected with one side of the lifting support plate (4 a), the working direction of the lead screw sliding table (4 b) is vertically arranged, and the lead screw sliding table (4 b) is used for controlling the lifting support plate (4 a) to lift.
4. A new high efficiency grinding device as defined in claim 1, characterized in that the bottom end of the upper grinding disk (5) is conical with its tip pointing vertically downwards.
5. A novel high-efficiency grinding device according to claim 1, characterized in that the same-direction transmission mechanism (6) comprises,
the first driving disc (6 a), the first driving disc (6 a) is rotatably installed at the central position of the working end of the lifting control device (4), the first driving disc (6 a) is in clearance fit with the main shaft (3) along the axial direction of the main shaft (3), and the first driving disc (6 a) is used for transmitting the torque of the main shaft (3);
one end of the first transmission component (6 b) is installed at the upper end of the first driving disc (6 a), the other end of the first transmission component (6 b) is sleeved at the upper end of any upper grinding disc (5), and the first transmission component (6 b) is used for driving the upper grinding disc (5) to rotate by means of the torque of the main shaft (3);
the second transmission assembly (6 c) is connected with the upper grinding discs (5) at the same time, and the second transmission assembly (6 c) is used for transmitting the torque of the upper grinding discs (5) driven by the first transmission assembly (6 b) to other upper grinding discs (5) in the same direction.
6. A novel high-efficiency grinding device according to claim 5, characterized in that the first transmission component (6 b) comprises,
the first synchronizing wheel (6 b 1), the first synchronizing wheel (6 b 1) is arranged around the main shaft (3), the bottom end of the first synchronizing wheel (6 b 1) is fixedly connected with the upper end of the first driving disk (6 a), and the first synchronizing wheel (6 b 1) is used for transmitting the torque of the first driving disk (6 a);
the second synchronizing wheel (6 b 2), the second synchronizing wheel (6 b 2) is sleeved on any upper grinding disc (5), and the second synchronizing wheel (6 b 2) is used for driving the upper grinding disc (5) to rotate around the axis of the second synchronizing wheel;
and the two ends of the first synchronous belt (6 b 3) are respectively in transmission connection with the first synchronous wheel (6 b 1) and the second synchronous wheel (6 b 2), and the first synchronous belt (6 b 3) is used for transmitting the torque of the first synchronous wheel (6 b 1) to the second synchronous wheel (6 b 2).
7. A novel high-efficiency grinding device according to claim 5, characterized in that the second transmission component (6 c) comprises,
the number of the third synchronizing wheels (6 c 1) is a plurality of third synchronizing wheels (6 c 1), the number of the third synchronizing wheels corresponds to that of the upper grinding disc (5), and the third synchronizing wheels (6 c 1) are sleeved on the upper grinding disc (5);
and the second synchronous belt (6 c 2), the second synchronous belt (6 c 2) is simultaneously in transmission connection with a plurality of third synchronous wheels (6 c 1), and the second synchronous belt (6 c 2) is used for transmitting torque between the third synchronous wheels (6 c 1) on the plurality of upper grinding discs (5).
8. A new high-efficiency grinding device according to claim 1, characterized in that the grinding work box (7) comprises,
the number of the working box bodies (7 a) corresponds to that of the upper grinding discs (5), the bottom of each working box body (7 a) is rotatably connected with the upper grinding disc (5), the axes of the working box bodies are collinear, and a gap is reserved between the inner wall of each working box body (7 a) and the peripheral wall of each upper grinding disc (5);
the discharge pipe (7 b), the discharge pipe (7 b) is arranged at the bottom of the working box body (7 a) and extends into a gap between the working box body (7 a) and the upper grinding disc (5), and the discharge pipe (7 b) is used for guiding the ground material out of the working box body (7 a);
lifting frame (7 c), lifting frame (7 c) are installed in the bottom of work box body (7 a) and with frame fixed connection, and the central point of lifting frame (7 c) puts and rotates with the input of reverse drive mechanism (9) to be connected, and lifting frame (7 c) are used for playing the supporting role to work box body (7 a).
9. A novel high-efficiency grinding device according to claim 1, characterized in that the top end of the lower grinding disk (8) is provided with a downward-concave conical groove at the matching position with the bottom end of the upper grinding disk (5).
10. A novel high-efficiency grinding device according to claim 1, characterized in that the reverse transmission mechanism (9) comprises,
the second driving disc (9 a), the second driving disc (9 a) can be rotatably installed at the central position of the grinding work box (7), and the second driving disc (9 a) is in clearance fit with the main shaft (3) along the axial direction of the main shaft (3);
the gear (9 b), the gear (9 b) is fixed on the bottom end of the second driving disk (9 a) around the main shaft (3) and is collinear with the axis of the second driving disk (9 a);
ring gear (9 c), ring gear (9 c) are equipped with a plurality of, and the quantity of ring gear (9 c) corresponds with abrasive disc (8) quantity down, and ring gear (9 c) cup joint abrasive disc (8) bottom down and all mesh with gear (9 b).
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| CN202110642853.5A CN113275087A (en) | 2021-06-09 | 2021-06-09 | Novel high-efficient grinding device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115781450A (en) * | 2023-01-30 | 2023-03-14 | 成都赛林斯科技实业有限公司 | Optical lens material grinding assembly and grinding equipment with same |
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