CN207858579U - Grinder - Google Patents
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- CN207858579U CN207858579U CN201721645587.7U CN201721645587U CN207858579U CN 207858579 U CN207858579 U CN 207858579U CN 201721645587 U CN201721645587 U CN 201721645587U CN 207858579 U CN207858579 U CN 207858579U
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- abrasive disk
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- grinding
- grinder
- disk
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Abstract
The utility model discloses a kind of grinders, including：Abrasive disk, power plant and at least two weights；At least two weight is placed on the abrasive disk, and the distance at each center of the weight central point to the abrasive disk is different；The abrasive disk rotates under power plant driving around the center of the abrasive disk, and relative motion is generated at least two weight.The utility model grinder can improve abrasive disk utilization rate, reduce abrasive disk replacement rate, reduce production cost.
Description
Technical field
The utility model is related to attrition process field more particularly to a kind of grinders.
Background technology
Grinding is a kind of important processing method in Ultra-precision Turning, its advantage is that high precision machining, rapidoprint range is wide.
Advanced processing manufacturing industry and photoelectronic industry are all that Chinese specialty industries and strong industry and China give priority to industry,
Grinding technology all plays an important roll the development of the two industries.
Traditional grinder can only utilize the one of abrasive disk since the distance that the centre distance of product grinds disk center is the same
Part, abrasive disk utilization rate is relatively low, and replacement rate is higher, increases production cost.
Therefore it provides a kind of new grinder seems particularly necessary.
Invention content
The main technical problems to be solved in the utility model is to provide a kind of grinder, can improve abrasive disk utilization rate,
Abrasive disk replacement rate is reduced, production cost is reduced.
In order to solve the above technical problems, the technical solution that the utility model uses is：A kind of grinder is provided, is wrapped
It includes：Abrasive disk, power plant and at least two weights；At least two weight is placed on the abrasive disk,
And the distance at each center of the weight central point to the abrasive disk is different；The abrasive disk is filled in the power
It sets the center under driving around the abrasive disk to rotate, relative motion is generated at least two weight.
Further, at least two weight is located on the same face of the abrasive disk, the abrasive disk setting
The one side of at least two weight is equipped with a trepanning, and the trepanning is between at least two weight.
Further, a diameter of 12 centimetres of the trepanning.
Further, the abrasive disk the power plant driving under around the abrasive disk center rotate, it is described extremely
Few two weights are fixed relative to ground, and relative motion is generated with the abrasive disk.
Further, the grinder further includes grinding table, and the abrasive disk is set to the upper surface of the grinding table, institute
State the inside that power plant is contained in the grinding table.
Further, the weight includes support portion and ballast main body, and the support portion is fixed on the grinding table
On.
Further, the upper surface of the grinding table is additionally provided with watering mouth.
Further, at least two weight is rotated around the center of the abrasive disk, and the speed of service is less than institute
The speed of service for stating abrasive disk generates relative motion with the abrasive disk.
Further, the abrasive disk is any one of round or rectangular.
Further, it is provided with grinding pad between at least two weight and the abrasive disk.
The utility model has the beneficial effects that：It is different from the prior art, there are following advantages for the utility model grinder：1.
During abrasive product, the movement locus of the opposite abrasive disk of product is different, can improve the utilization rate of abrasive disk, reduces
The replacement rate of abrasive disk saves production cost.2. grinding pad is arranged between abrasive disk and weight, and using watering mouth
It sprinkles water to grinding pad, grinding pad is not easy pit occur, reduces the loss of grinding pad.3. aperture is provided among abrasive disk, it can
Boss is formed to avoid abrasive disk central point.4. support portion provides cutting force for product, avoid milling time it is long cause it is recessed
Print and surrounding corner polishing scratch.
Description of the drawings
Fig. 1 is the structural schematic diagram of one embodiment of the utility model grinder；
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained belongs to the range of the utility model protection.
The main Types of grinder have disc grinder, rotary shaft grinder and various special grinders.Disc type is ground
Grinding machine is divided to two kinds of single-deck and double plate, the most common with two-lap lapping machine application.On two-lap lapping machine, multiple workpiece are put into simultaneously
In retainer between upper and lower abrasive disk, retainer and workpiece act plane parallel motion by eccentric or planetary mechanism band.
Lower grinding disc spins, top lap parallel with it can not turn, or be reversely rotated with lower abrasive disk, and can move up and down to press
Clamping of workpieces (pressure adjustable).In addition, top lap can also rotate an angle with rocking arm around column, so as to workpiece loading and unloading.Double plate is ground
Grinding machine is mainly used for processing two parallel surfaces, a plane (attachment that need to increase workpiece pressing), external cylindrical surface and spherical surface (using band
The abrasive disk of V-shaped groove) etc..It when processing excircles cylinder, is rolled again because workpiece should slide, retainer hole-and-slot must be reasonably selected
Formula and arrangement angle.Only there are one lower abrasive disks for single-deck grinder, are used for the lower plane of grinding work-piece, shape and size can be made each
Different workpiece is processed with disk, and grinding precision is higher.Some grinders also carry can automatically correct abrasive disk in process of lapping
Mechanism.
Grinding method generally can be divided into it is wet grind, dry grind grinds 3 classes with half-dried.(1) wet to grind：Also known as stuccoing is ground, and liquid is ground
Grinding agent continuously fills or is coated in lapped face, and abrasive material is constantly slided and rolled between workpiece and lap tool, forms cutting movement.It is wet
It grinds and is generally used for rough lapping.(2) dry to grind：Also known as embedding sand grinding, is uniformly being press-fitted abrasive material in lap tool superficial layer, when grinding
The auxiliary materials such as a small amount of stearic acid mixing fat must be coated on lap tool surface.Dry grind is usually used in smooth grinding.(3) half-dried to grind：It is similar
Wet to grind, grinding agent used is paste abrasive pastes.Grinding can both use manual operations, can also be carried out on grinder.Workpiece is being ground
Before first must obtain higher preprocessing precision with other processing methods, stayed grind is generally 5~30 microns.
The utility model grinder includes abrasive disk, power plant and at least two weights；At least two ballasts
Device is placed on abrasive disk, and the distance at each weight central point to the center of abrasive disk is different；Abrasive disk is in power
It is rotated around the center of abrasive disk under device driving, relative motion is generated at least two weights.
In order to clearly illustrate the concrete structure of the utility model grinder, refering to fig. 1, Fig. 1 is the utility model grinder
The structural schematic diagram of one embodiment.The utility model grinder includes grinding table 1, abrasive disk 2, weight 3 and power dress
Set (not shown).Before operation grinding, need to adjust grinding table 1, keep the surface of grinding table 1 horizontal, and want and
Shi Qingli grinding tables 1 prevent the function mode of residue and grinding table 1 from serious table top being caused to fluctuate, and then influence product quality.
The quantity at least two of weight 3, and the distance at each 3 central point of weight to the center of abrasive disk 2 is different.It grinds
Mill 2 is set to the upper surface of grinding table 1, and power plant is contained in the inside of grinding table 1, and abrasive disk 2 drives in power plant
Under around abrasive disk 2 center rotate, at least two weights 3 generate relative motion.Product 4 is located at weight 3 and grinds
Between mill 2.When at least two weights 3 generate relative motion with abrasive disk 2, product can be in three different tracks
Upper to be processed, the utilization rate of abrasive disk greatly improves.
In present embodiment, grinding table 1 is hollow cube, and power plant is contained in the inside of grinding table 1, is ground
The shape of disk 2 is circle.In other embodiments, the shape of grinding table 1 may be the solids such as cylinder, power plant
The other positions of grinding table 1 can be located at, the shape of abrasive disk 2 may be rectangular, and the utility model is not construed as limiting this.
In present embodiment, the quantity of weight 3 is 3, and the structure of 3 weights 3 is identical.In other embodiment party
In formula, the number of weight 3 can also be 2,4 or more, the structure of 3 weights 3 can also be different, this
Utility model is not construed as limiting this.
In present embodiment, the one side that at least two weights 3 are arranged in abrasive disk 2 is equipped with a trepanning 21, trepanning 21
Positioned at the center of abrasive disk 2, a diameter of 12cm of trepanning 21.In other embodiments, the position of trepanning 21 can also
Deviate center, but need to meet trepanning 21 between 3 weights 3, the diameter of trepanning 21 is according to actual conditions
Value, the utility model do not limit this.Due to the presence of trepanning, when can be too long to avoid milling time, abrasive disk
Intermediate projections influence the polishing scratch of four corners of product.
In present embodiment, abrasive disk 2 rotates under power plant driving around the center of abrasive disk, 3 weights 3
It is fixed relative to ground, relative motion is generated with abrasive disk 2.Product 4 is between weight 3 and abrasive disk 2, weight
3 with 2 relative motion of abrasive disk when processing can be ground to product.In another embodiment, at least two ballasts fill
It sets around the rotation of the center of abrasive disk, and the speed of service is less than the speed of service of abrasive disk, relative motion is generated with abrasive disk.Again
In one embodiment, at least two weights are rotated around the center of abrasive disk, and the operation side of traffic direction and abrasive disk
To on the contrary, generating relative motion with abrasive disk.The utility model is not construed as limiting this, only need to ensure weight and abrasive disk
Relative motion.
In present embodiment, weight 3 includes support portion 32 and ballast main body 31, and support portion 32 is fixed on grinding table 1
On, ballast main body 31 is located at the top of product 4, and the 31 of each ballast main body are identical in quality, the centre-to-centre spacing of each ballast main body 31
The distance at 2 center of abrasive disk is different.The structure of 3 weights in present embodiment is identical, other two are pressed
Refitting, which is set, to be repeated no more.Support portion limits the movement in Product Level direction, and ballast main body limits the movement of product vertical direction, branch
Support part and ballast main body limit the movement of product jointly.It, can since the movement of Product Level direction and vertical direction is limited
Effectively to avoid product from generating the polishing scratch of surrounding corner in process of lapping.
In present embodiment, the upper surface of grinding table 1 is additionally provided with watering mouth (not shown), weight 3 with grind
Grinding pad (not shown) is provided between mill 2.In the prior art, grinding pad is in dry grinding state, and grinding pad can be hardened,
Rapid wear forms pit.In the utility model, watering mouth sprinkles water on grinding pad during abrasive product, grinding is made to be lined with
Buoyancy, there is no pits for grinding pad surface, more smooth, and the durability of grinding pad greatly improves.In addition, due to being to use water
Mill, the water after grinding can not be polluted the environment with direct emission.
It is different from the prior art, there are following advantages for the utility model grinder：1. during abrasive product, product
Opposite abrasive disk movement locus it is different, the utilization rate of abrasive disk can be improved, reduce the replacement rate of abrasive disk, save production
Cost.2. grinding pad is arranged between abrasive disk and weight, and sprinkled water to grinding pad using watering mouth, grinding pad is not easy
There is pit, reduces the loss of grinding pad.3. being provided with aperture among abrasive disk, can be formed to avoid abrasive disk central point convex
Platform.4. support portion provides cutting force for product, avoid milling time is long from leading to gravure and surrounding corner polishing scratch.
Above example only expresses several embodiments of the utility model, the description thereof is more specific and detailed, but not
Can the limitation to utility model patent range therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this practicality
Novel protection domain.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of grinder, which is characterized in that including：
Abrasive disk, power plant and at least two weights；
At least two weight is placed on the abrasive disk, and each described weight central point is to the grinding
The distance at the center of disk is different；
The abrasive disk rotates under power plant driving around the center of the abrasive disk, is filled at least two ballast
Set generation relative motion.
2. grinder according to claim 1, which is characterized in that at least two weight is located at the abrasive disk
The same face on, the one side that at least two weight is arranged in the abrasive disk is equipped with a trepanning, and the trepanning is located at
Between at least two weight.
3. grinder according to claim 2, which is characterized in that a diameter of 12 centimetres of the trepanning.
4. grinder according to claim 1 or 2, which is characterized in that the abrasive disk is under power plant driving
It is rotated around the center of the abrasive disk, at least two weight is fixed relative to ground, and phase is generated with the abrasive disk
To movement.
5. grinder according to claim 4, which is characterized in that the grinder further includes grinding table, the abrasive disk
It is set to the upper surface of the grinding table, the power plant is contained in the inside of the grinding table.
6. grinder according to claim 5, which is characterized in that the weight includes support portion and ballast main body,
The support portion is fixed on the grinding table.
7. grinder according to claim 5, which is characterized in that the upper surface of the grinding table is additionally provided with watering mouth.
8. grinder according to claim 1 or 2, which is characterized in that at least two weight is around the grinding
The center of disk rotates, and the speed of service is less than the speed of service of the abrasive disk, and relative motion is generated with the abrasive disk.
9. grinder according to claim 1 or 2, which is characterized in that the abrasive disk be it is round or rectangular in any
Kind.
10. grinder according to claim 1 or 2, which is characterized in that at least two weight and the grinding
Grinding pad is provided between disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721645587.7U CN207858579U (en) | 2017-11-30 | 2017-11-30 | Grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721645587.7U CN207858579U (en) | 2017-11-30 | 2017-11-30 | Grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207858579U true CN207858579U (en) | 2018-09-14 |
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ID=63468009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721645587.7U Active CN207858579U (en) | 2017-11-30 | 2017-11-30 | Grinder |
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| Country | Link |
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| CN (1) | CN207858579U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111595644A (en) * | 2020-05-26 | 2020-08-28 | 中国地质科学院矿产资源研究所 | Rock sample grinding and polishing loading device, sample preparation system and sample preparation method |
| CN112192348A (en) * | 2020-09-19 | 2021-01-08 | 金华中烨超硬材料有限公司 | Diamond composite sheet fine polishing machine and fine polishing process |
-
2017
- 2017-11-30 CN CN201721645587.7U patent/CN207858579U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111595644A (en) * | 2020-05-26 | 2020-08-28 | 中国地质科学院矿产资源研究所 | Rock sample grinding and polishing loading device, sample preparation system and sample preparation method |
| CN112192348A (en) * | 2020-09-19 | 2021-01-08 | 金华中烨超硬材料有限公司 | Diamond composite sheet fine polishing machine and fine polishing process |
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