CN106239351A - A kind of lapping device - Google Patents
A kind of lapping device Download PDFInfo
- Publication number
- CN106239351A CN106239351A CN201610641561.9A CN201610641561A CN106239351A CN 106239351 A CN106239351 A CN 106239351A CN 201610641561 A CN201610641561 A CN 201610641561A CN 106239351 A CN106239351 A CN 106239351A
- Authority
- CN
- China
- Prior art keywords
- lapping device
- eccentric
- rotary shaft
- cylinder
- top lap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/02—Lapping machines or devices; Accessories designed for working surfaces of revolution
- B24B37/022—Lapping machines or devices; Accessories designed for working surfaces of revolution characterised by the movement of the work between two lapping plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0092—Grinding attachments for lathes or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/34—Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B57/00—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents
- B24B57/02—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents for feeding of fluid, sprayed, pulverised, or liquefied grinding, polishing or lapping agents
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention relates to a kind of lapping device.This lapping device includes setting up and down for the top lap being ground bulb and lower abrasive disk, in top lap and lower abrasive disk, at least one is the rotation dish that the pivot center driven by driving means is vertically extending, lapping device also includes the abrading cylinder for placing lapping liquid, and upper and lower grinding is respectively positioned in abrading cylinder.In use, being put in by bulb between upper and lower abrasive disk, inject lapping liquid in abrading cylinder, the rotation of rotation dish can drive the flowing of lapping liquid, and lapping liquid circulates to be ground bulb, and grinding efficiency is high.
Description
Technical field
The invention belongs to the technical field that bulb grinds, be specifically related to a kind of lapping device.
Background technology
O-shaped rubber ring needs O rubber pressing mold die cavity in the course of processing, and O rubber pressing mold die cavity is to get on the bus at lathe
Cut, need to polish on lathe with sand paper is manual after turning, can be only achieved roughness requirements.But, hand polish exists
Operative employee is caused actual bodily harm by the dust produced during the biggest potential safety hazard, such as hand polish, and holds when polishing
Easily causing the wedge angle at die cavity and die joint to collapse angle 16 (as shown in Figure 1), angle of collapsing makes the non-burr of O-shaped rubber ring suppressed become
Scrap greatly.
O rubber pressing mold die cavity can eliminate, by rolling and processing, the potential safety hazard that hand polish produces, and eliminates because polishing is produced
The raw dust actual bodily harm to operative employee, it is to avoid the die cavity that hand polish occurs collapses angle phenomenon, and it is coarse to improve die cavity
Degree, reduces mould percent defective.
Needing to use steel ball during rolling and processing, O-shaped rubber ring line footpath is different, and corresponding mold cavity size is not
With, the steel ball criteria of right and wrong used in rolling process, it is impossible to purchase from the market.Need to buy standard steel ball in advance, then
Standard steel ball is ground to required size.The grinding of steel ball needs lapping device.Such as, Authorization Notice No. is CN 2185178 Y
Chinese patent discloses a kind of ball processing abrasive disk, and including upper dish and lower wall, upper dish is fixed disk, and lower wall is rotation dish, spherical
Part is placed between upper and lower dish, and when lower wall rotates, bulb is ground by upper and lower dish, needs at upper and lower dish when grinding
Upper coated abrasive, the region that bulb touches abrasive material is limited, and the grinding efficiency being ground bulb is low.
Summary of the invention
It is an object of the invention to provide the lapping device that a kind of grinding efficiency is high.
In the present invention, the technical scheme of lapping device is: a kind of lapping device, including setting up and down for spherical zero
At least one is for being driven by driving means in top lap that part is ground and lower abrasive disk, top lap and lower abrasive disk
The rotation dish that pivot center is vertically extending, it is characterised in that: lapping device also includes the grinding for placing lapping liquid
Cylinder, upper and lower grinding is respectively positioned in abrading cylinder.
At least one rotation dish is eccentric, and eccentric has the pushing tow face for promoting lapping liquid to move in the circumferential direction.
The outer peripheral face of eccentric is the face of cylinder, eccentric between axis and the pivot center of eccentric on the face of cylinder of eccentric
Arrange.
The casing wall of abrading cylinder is inner cylinder face, the axis on the axis of the inner cylinder face of abrading cylinder and the face of cylinder of eccentric it
Between eccentric setting.
Top lap is rotation dish, and top lap is connected with, by key, the upper rotation that axis is vertically extending
Axle, upper rotary shaft is connected with driving means transmission.
The outer peripheral face of upper rotary shaft is provided with annular boss, and in upper rotary shaft, the upside in top lap is provided with back-up ring, upper turn
Being arranged with the spring for providing down force to top lap on moving axis, the upper/lower terminal of spring pushes up respectively and is located at annular
On boss and back-up ring.
Lower abrasive disk is provided with the lower perforation that axis is vertically extending, and the lower end of upper rotary shaft extend in lower perforation
And and lower perforation between be provided with gap.
Lower abrasive disk is provided with the annular mounting groove for installing bulb.
Under, abrasive disk all use spheroidal graphite cast-iron.
The upper end of upper rotary shaft is the conical surface section that external diameter becomes larger from top to bottom.
The invention has the beneficial effects as follows: in use, bulb is put between upper and lower abrasive disk, in abrading cylinder
Injecting lapping liquid, the rotation of rotation dish can drive the flowing of lapping liquid, and lapping liquid circulates to be ground bulb,
Grinding efficiency is high.
Further, at least one rotation dish is eccentric, eccentric has for promoting lapping liquid to move in the circumferential direction
Pushing tow face, eccentric drives lapping liquid around to rotate when rotating, and pushing tow face promotes lapping liquid to move, lapping liquid be not by
According to circular orbiting motion, pushing tow, in the face of the impetus of lapping liquid, exacerbates the flowing of lapping liquid so that lapping liquid is to ball
The percussion of shape part is strengthened, and improves grinding effect.
Further, the casing wall of abrading cylinder is inner cylinder face, the axis of the inner cylinder face of abrading cylinder and the cylinder of eccentric
Eccentric setting between the axis in face, rotation dish is when rotating, and the casing wall distance of rotation dish one lateral extent abrading cylinder is big, a lateral extent
The casing wall of abrading cylinder is apart from little, and the rotation of rotation dish has squeezing action to the lapping liquid being in abrading cylinder, in making abrading cylinder
Lapping liquid as far as possible all in kinestate so that bulb is ground.
Accompanying drawing explanation
Fig. 1 is the structural representation of O rubber pressing mold die cavity of the prior art；
Fig. 2 is the structural representation of the embodiment of lapping device in the present invention；
Fig. 3 is the structural representation of top lap in the embodiment of lapping device in the present invention；
Fig. 4 is the sectional view of top lap in the embodiment of lapping device in the present invention；
Fig. 5 is the structural representation descending abrasive disk in the present invention in the embodiment of lapping device；
Fig. 6 is the structural representation going up rotary shaft in the present invention in the embodiment of lapping device；
Fig. 7 is the sectional view of line A-A along Fig. 6；
Fig. 8 is the sectional view of the upper end going up rotary shaft in the present invention in the embodiment of lapping device；
Fig. 9 is the structural representation of round end key in the embodiment of lapping device in the present invention；
Figure 10 is the side view of round end key in the embodiment of lapping device in the present invention；
When Figure 11 is that in the present invention, in the embodiment of lapping device, top lap rotates, the schematic diagram of pushing tow lapping liquid motion is (in figure
Arrow is the direction of motion of lapping liquid).
In figure: 1, top lap；2, lower abrasive disk；3, upper rotary shaft；4, round end key；5, abrading cylinder；6, lower perforation；7, ball
Shape part；8, annular mounting groove；9, the axis on the face of cylinder of top lap；10, pivot center；11, annular boss；12, back-up ring；
13, spring；14, conical surface section；15, O rubber pressing mold die cavity；16, collapse angle；17, drill press spindle hole；18, lapping liquid；19, pushing tow
Face.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiments of the present invention are described further.
The specific embodiment of the lapping device of the present invention, as shown in Figures 2 to 11, lapping device includes for placing grinding
The abrading cylinder 5 of liquid and the top lap 1 of upper and lower setting and lower abrasive disk 2, upper and lower abrasive disk is respectively positioned in abrading cylinder 5, under grind
Mill is provided with the annular mounting groove 8 for installing bulb 7, and bulb is steel ball.Top lap 1 is pivot center edge
The rotation dish that above-below direction extends.Lapping device include the pivot center that driven by driving means vertically extending upper turn
Moving axis 3, upper rotary shaft 3 is in transmission connection by round end key 4 with top lap 2, and the outer peripheral face of top lap is the face of cylinder, upper grinding
Dish the face of cylinder axis 9 and its pivot center 10 between eccentric setting so that top lap becomes eccentric, eccentric has
There is the pushing tow face 19 for promoting lapping liquid to move in the circumferential direction.Lower abrasive disk 1 be provided with axis vertically extending under wear
Hole 6, the lower end of upper rotary shaft 3 extend in lower perforation 6 and and lower perforation between be provided with gap.The upper end of upper rotary shaft is by upper
The conical surface section 14 become larger to lower external diameter.The outer peripheral face of upper rotary shaft 3 is provided with annular boss 11, the periphery of upper rotary shaft 3
On face, the upside in top lap is provided with back-up ring 12, upper rotary shaft is arranged with for providing down force to top lap
Spring 13, the two ends up and down of spring are pushed up respectively and are located on annular boss and back-up ring.
According to the diameter dimension of standard steel ball to be ground, get on the bus at lower abrasive disk and cut out the mounting groove of annular, by steel
Mounting groove put into by ball, compresses top lap, installs rotary shaft, back-up ring and spring, and these parts are loaded abrading cylinder
In, then entirety is put on Z5125A upright drill workbench, the conical surface section of the upper end of upper rotary shaft is encased in Z5125A
In the drill press spindle hole 17 of upright drill.Before grinding, operating wrench for machine tool, move down drill press spindle, spring is compressed generation downwards
Active force, the displacement that main shaft moves down, it is possible to ensure spring pole be pressed on top lap, steel ball can be made again at mounting groove
Interior free motion.After the upper-lower position of the main shaft adjusting drilling machine, locking drill press spindle (namely main shaft can not on move down
Dynamic, only around own axis).Injecting lapping liquid 18 in abrading cylinder, what lapping liquid was kerosene with synthetic diamond particles is mixed
Closing, kerosene floods the lower surface of top lap, synthetic diamond particles 20 to 50.Start drilling machine switch, upper rotary shaft
Drive top lap to do eccentric motion, the eccentric motion of top lap drive the kerosene in abrading cylinder, synthetic diamond particles and
Steel ball moves, and in kerosene and synthetic diamond particles's motion, steel ball is produced impulsive force.In the eccentric motion of top lap,
Steel ball is ground by upper and lower abrasive disk and diamond simultaneously.After grinding certain time, shutting down, main shaft unlocks, and mentions master
Axle, takes off top lap, takes out steel ball, with the diameter of miking steel ball.If the diameter of steel ball does not reaches required chi
Very little, then steel ball is put in mounting groove, compress top lap, load onto back-up ring, spring, adjust the upper bottom of drill press spindle
Postpone, lock main shaft, start drilling machine switch, continue to grind, until being ground to the size needed.
In the present invention, the material of upper and lower abrasive disk is nodular cast iron, and steel ball is also functioned to grind by upper and lower abrasive disk to be made
With.Lapping liquid is the mixing of kerosene and synthetic diamond particles.The effect of kerosene is lubrication, cooling, and kerosene is diamond
Motion, the medium ground.Steel ball surface is ground by the grinding-material that functions as of diamond.The circle of top lap
Between axis 9 and its pivot center 10 of cylinder, the effect of eccentric setting is, top lap does eccentric motion, in driving abrading cylinder
Kerosene, synthetic diamond particles and steel ball motion so that synthetic diamond particles motion to steel ball impact during
Play abrasive action.The effect of spring is, provides downward active force to top lap, had both compressed top lap, and made again steel ball
Free motion in mounting groove.
By this lapping device, nonstandard steel ball is ground, utilizes nonstandard steel ball, it is achieved the rolling of O rubber pressing mold die cavity
Processing, eliminates the potential safety hazard produced because of hand polish die cavity, eliminates because polishing the dust the produced actual bodily harm to operative employee,
The die cavity avoiding hand polish to occur collapses angle phenomenon, and improves die cavity roughness, reduces mould percent defective.
In the present embodiment, upper rotary shaft is installed in the drill press spindle hole of drilling machine, the driving dress that in driving, rotary shaft rotates
It is set to the driving means of upright drill, goes up rotary shaft in other embodiments and be not mounted within drill press spindle hole, driving means
For the motor being joined directly together with upper rotary shaft, or motor after the drive mechanism such as gear-box or V belt translation with upper rotary shaft
Transmission is connected.In other embodiments, lower abrasive disk is alternatively rotation dish, and lower abrasive disk is driven around upper and lower by lower driving means
To axis rotate, lower driving means can be that the motor that is joined directly together of the rotary shaft with lower abrasive disk or motor are through gear-box
Or be connected with the rotary shaft transmission of lower abrasive disk after the drive mechanism such as V belt translation.
In other embodiments of the present invention, the outer peripheral face of top lap is alternatively taper seat, the geometrical axis of top lap
And eccentric setting between its pivot center.The outer peripheral face of top lap alternatively has the structure of protuberance so that top lap becomes
For eccentric, top lap is the motion of pushes lapping liquid when rotating, and the motion of lapping liquid has impact to bulb
Effect, will increase grinding effect.
Claims (10)
1. a lapping device, including setting up and down for the top lap that bulb is ground and lower abrasive disk,
In top lap and lower abrasive disk, at least one is the rotation dish that the pivot center driven by driving means is vertically extending,
It is characterized in that: lapping device also includes the abrading cylinder for placing lapping liquid, upper and lower grinding is respectively positioned in abrading cylinder.
Lapping device the most according to claim 1, it is characterised in that: at least one rotation dish is eccentric, and eccentric has
For the pushing tow face promoting lapping liquid to move in the circumferential direction.
Lapping device the most according to claim 2, it is characterised in that: the outer peripheral face of eccentric is the face of cylinder, eccentric
Eccentric setting between axis and the pivot center of eccentric on the face of cylinder.
Lapping device the most according to claim 3, it is characterised in that: the casing wall of abrading cylinder is inner cylinder face, abrading cylinder
Eccentric setting between the axis on the axis of inner cylinder face and the face of cylinder of eccentric.
Lapping device the most according to claim 1, it is characterised in that: top lap is rotation dish, and top lap passes through key
Being connected with the upper rotary shaft that axis is vertically extending, upper rotary shaft is connected with driving means transmission.
Lapping device the most according to claim 5, it is characterised in that: the outer peripheral face of upper rotary shaft is provided with annular boss, on
In rotary shaft, the upside in top lap is provided with back-up ring, upper rotary shaft is arranged with for providing down force to top lap
Spring, the upper/lower terminal of spring pushes up respectively to be located on annular boss and back-up ring.
Lapping device the most according to claim 5, it is characterised in that: it is vertically extending that lower abrasive disk is provided with axis
Lower perforation, the lower end of upper rotary shaft extend in lower perforation and and lower perforation between be provided with gap.
Lapping device the most according to claim 1, it is characterised in that: lower abrasive disk is provided with for installing bulb
Annular mounting groove.
Lapping device the most according to claim 1, it is characterised in that under:, abrasive disk all use spheroidal graphite cast-iron.
Lapping device the most according to claim 5, it is characterised in that: the upper end of upper rotary shaft be from top to bottom external diameter by
The conical surface section that gradual change is big.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610641561.9A CN106239351B (en) | 2016-08-08 | 2016-08-08 | A kind of grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610641561.9A CN106239351B (en) | 2016-08-08 | 2016-08-08 | A kind of grinding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106239351A true CN106239351A (en) | 2016-12-21 |
| CN106239351B CN106239351B (en) | 2018-11-16 |
Family
ID=58077975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610641561.9A Active CN106239351B (en) | 2016-08-08 | 2016-08-08 | A kind of grinding device |
Country Status (1)
| Country | Link |
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| CN (1) | CN106239351B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108436739A (en) * | 2018-02-08 | 2018-08-24 | 中海宏祥铜业江苏有限公司 | A kind of copper bar surface polishing device |
| CN109079618A (en) * | 2018-09-19 | 2018-12-25 | 广州市镭迪机电制造技术有限公司 | It is a kind of for polishing the polishing machine and application method of step cutting pattern mirror surface |
| CN110231196A (en) * | 2019-07-15 | 2019-09-13 | 浙江海洋大学 | Sample collecting apparatus is used in a kind of exploration |
| CN111283549A (en) * | 2020-03-24 | 2020-06-16 | 中国工程物理研究院激光聚变研究中心 | Planetary disk type ball mill |
| CN114074007A (en) * | 2021-10-21 | 2022-02-22 | 怀化鑫崀峰钙业有限公司 | Leather rolling machine for lime production |
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| CN1597248A (en) * | 2004-09-10 | 2005-03-23 | 陈国禧 | Automobile aluminum alloy wheel hub grinding polishing technology |
| CN101204786A (en) * | 2006-12-19 | 2008-06-25 | 浙江工业大学 | High accuracy ball double autorotation grinding tray high-efficiency grinding device |
| CN102528641A (en) * | 2012-02-14 | 2012-07-04 | 江苏智邦精工科技有限公司 | Ceramic ball lapping method based on combined-type fixation abrasive material grinding disc |
| CN104999356A (en) * | 2015-08-04 | 2015-10-28 | 浙江工业大学 | Ceramic ball workblank finishing device |
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| SU1546237A1 (en) * | 1988-01-04 | 1990-02-28 | Специальное Конструкторско-Технологическое Бюро С Опытным Производством Минского Радиотехнического Института | Method and apparatus for working balls |
| CN1597248A (en) * | 2004-09-10 | 2005-03-23 | 陈国禧 | Automobile aluminum alloy wheel hub grinding polishing technology |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108436739A (en) * | 2018-02-08 | 2018-08-24 | 中海宏祥铜业江苏有限公司 | A kind of copper bar surface polishing device |
| CN109079618A (en) * | 2018-09-19 | 2018-12-25 | 广州市镭迪机电制造技术有限公司 | It is a kind of for polishing the polishing machine and application method of step cutting pattern mirror surface |
| CN110231196A (en) * | 2019-07-15 | 2019-09-13 | 浙江海洋大学 | Sample collecting apparatus is used in a kind of exploration |
| CN110231196B (en) * | 2019-07-15 | 2021-07-13 | 浙江海洋大学 | Sample collection system for surveying |
| CN111283549A (en) * | 2020-03-24 | 2020-06-16 | 中国工程物理研究院激光聚变研究中心 | Planetary disk type ball mill |
| CN111283549B (en) * | 2020-03-24 | 2024-07-09 | 中国工程物理研究院激光聚变研究中心 | Planetary disc type ball mill |
| CN114074007A (en) * | 2021-10-21 | 2022-02-22 | 怀化鑫崀峰钙业有限公司 | Leather rolling machine for lime production |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106239351B (en) | 2018-11-16 |
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