CN204160324U - A kind of can the device of dressing diamond pellet and grinder online - Google Patents
A kind of can the device of dressing diamond pellet and grinder online Download PDFInfo
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- CN204160324U CN204160324U CN201420532830.4U CN201420532830U CN204160324U CN 204160324 U CN204160324 U CN 204160324U CN 201420532830 U CN201420532830 U CN 201420532830U CN 204160324 U CN204160324 U CN 204160324U
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- grinder
- diamond pellet
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- pellet
- described brush
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Abstract
The utility model discloses a kind of can the device of dressing diamond pellet online, described application of installation is in the grinder of processing plane, this device comprises: be fixed on the some brush silks that brush board on described grinder and described brush board are arranged, during grinding work-piece, described brush silk contacts with the diamond pellet that abrasive disk bonds.The utility model also also discloses a kind of grinder, can realize the chip space clearing up diamond pellet in real time, and guarantee fund's hard rock pellet possesses lasting machinability, improves the qualification rate of product and the service life of diamond pellet.
Description
Technical field
The utility model relates to the diamond pellet dressing technology in Ultra-precision Turning field, particularly relate to a kind of can the device of dressing diamond pellet and grinder online.
Background technology
Diamond pellet is as a kind of attrition process instrument of high-efficiency and precision, and at fragility material workpiece as the application in the Precision Machining of optical mirror slip is more and more wider, the processing object of diamond pellet can be the various shape such as plane or sphere.Diamond pellet is primarily of compositions such as diamond abrasive, bonding agent and additives.According to the difference of processing object and operation, the combined binder that the bonding agent of diamond pellet can adopt metallic bond, resinoid bond and first two bonding agent jointly to form.
Employing diamond pellet slice lapping workpiece is a kind of processing mode of fixed abrasive material.When traditional employing diamond pellet processing work, workpiece is dispersed between the abrasive particle on diamond pellet surface by the chip that diamond pellet is cut.Wherein, part chips can be cut liquid and wash away, but residual lower chip add man-hour produce the effect of heat under, bond and be even melted in the surface of diamond pellet, the surface glazing of diamond pellet can be caused; This, by the chip space of blocking diamond pellet, reduces the machinability of diamond pellet, makes the deterioration on workpiece to be machined surface.
Therefore, regularly trimmer need be adopted, as: diamond dressing wheel or diamond pen, carry out dressing to diamond pellet, to reject the chip be bonded between diamond pellet abrasive particle, ensure rational chip space and suitable height of protrusion.In addition, the object of dressing is the bonding agent removing diamond pellet surface portion, to make the Grain Falling Off of surperficial blunt, expose new diamond abrasive grain, but this dressing mode in place is just carried out after the surface of workpiece to be machined goes wrong, now, the problems such as diamond pellet blocks, radiating effect difference, so, working (machining) efficiency can be caused to reduce, workpiece surface quality is deteriorated; Further, surface of the work is easy to burn, and limits the qualification rate of product.
Utility model content
For solving the technical problem of existing existence, the utility model embodiment provide a kind of can the device of dressing diamond pellet and grinder online.
The utility model embodiment provide a kind of can the device of dressing diamond pellet online, described application of installation is in the grinder of processing plane, this device comprises: be fixed on the some brush silks that brush board on described grinder and described brush board are arranged, described brush silk contacts with the diamond pellet that abrasive disk bonds.
Wherein, described brush board is arranged on the radial direction of described abrasive disk.
Wherein, described brush board is provided with several apertures towards the one side of described abrasive disk, is provided with the brush tow be made up of some described brush silks in each described aperture.
Wherein, the spacing between described different aperture is 10-20mm, and/or the diameter of described brush silk is 0.05 ~ 0.5mm.
Wherein, described brush silk is made up of any one or several materials following: polypropylene (PP), polybutylene terephthalate (PBT) (PBT), nylon (PA), PETG (PET), copper.
Wherein, described brush board is fixed on the support bar of described grinder by brush holder, support, bolt fastener, nut and screw, wherein,
The described brush board part that is tightened by the bolt is fixed on described brush holder, and described brush holder is fixing on the bracket with described screw, and described support is fixed on the support bar of grinder by described nut.
Wherein, described brush holder is made up of elastomeric material.
Preferably, described device also comprises raker, and one end of described raker part that is tightened by the bolt is fixed on described brush holder, and the other end of described raker hooks in the vertical rod of grinder.
Preferably, described brush board is also provided with pressure and regulates counterweight, described pressure regulates be tightened by the bolt part and described brush holder and described raker of counterweight to be fixed together.
The utility model embodiment still provides a kind of grinder, described grinder comprise mentioned above can the device of dressing diamond pellet online.
What the utility model embodiment provided can the device of dressing diamond pellet online, original grinder is arranged can the device of dressing diamond pellet online, described device comprises: be fixed on the some brush silks that brush board on grinder and described brush board are arranged, described brush silk contacts with the diamond pellet that abrasive disk bonds.In the utility model embodiment, when abrasive disk rotates, described brush silk can carry out dressing to diamond pellet surface, thus can clear up the chip space of diamond pellet in real time, guarantee fund's hard rock pellet possesses lasting machinability, improves the qualification rate of workpiece surface quality and product; Further, real-time dressing mode can avoid the problem of the too high burned work-surface caused of diamond pellet temperature, improves the qualification rate of product.
In addition, the utility model embodiment mainly improves effective process time of top layer abrasive particle by the chip space of Hand scarf diamond pellet, but not picture diamond dressing wheel removes top layer diamond abrasive grain, therefore improves the service life of diamond pellet.
Accompanying drawing explanation
Fig. 1 for be provided with to be arranged on described in the utility model embodiment on grinder can the overall structure schematic diagram of dressing diamond pellet sheet devices online.
Detailed description of the invention
In the utility model embodiment, original grinder is arranged can the device of dressing diamond pellet online, described device comprises: be fixed on the some brush silks that brush board on grinder and described brush board are arranged, described brush silk contacts with the diamond pellet that the abrasive disk of described grinder bonds.When abrasive disk rotates, described brush silk can realize carrying out Hand scarf to diamond pellet surface.
Here, described online dressing refers to: while processing work, realize the cleaning to diamond pellet, remove the chip between pellet abrasive particle, keep the machinability of pellet.
For super-precision grinding grinding machine nanopoli-100, device described in the utility model embodiment is described in further detail below.
Fig. 1 for be provided with to be arranged on described in the utility model embodiment on grinder can the overall structure schematic diagram of dressing diamond pellet sheet devices online, as shown in Figure 1, can comprising by dressing diamond pellet sheet devices online of the utility model embodiment: be fixed on the some brush silks 1 that brush board 2 on grinder 15 and described brush board 2 are arranged, described brush silk 1 contacts with the diamond pellet 14 that abrasive disk 13 bonds.
In actual application, when abrasive disk 13 rotates, that is: when utilizing diamond pellet processing work, described brush silk 1 can carry out dressing to diamond pellet 14 surface, thus the chip space of diamond pellet can be cleared up in real time, guarantee fund's hard rock pellet possesses lasting machinability, improves the qualification rate of workpiece surface quality and product; Further, real-time dressing mode can avoid the problem of the too high burned work-surface caused of diamond pellet temperature, improves the qualification rate of product.
In addition, the utility model embodiment mainly improves effective process time of top layer abrasive particle by the chip space of Hand scarf diamond pellet, but not picture diamond dressing wheel removes top layer diamond abrasive grain, therefore, can improve the service life of diamond pellet.
Preferably, as shown in Figure 1, in an embodiment of the present utility model, described brush board 2 is arranged along the radial direction of abrasive disk 13, and the length of described brush board 2 is relevant to the radius of abrasive disk 13.Such as: for super-precision grinding grinding machine nanopoli-100, the length of described brush board 2 can be 150-170mm, and main purpose ensures that all diamond pellet all can cleanedly arrive.
Preferably, as shown in Figure 1, in an embodiment of the present utility model, described brush board 2 is provided with several apertures towards the one side of abrasive disk 13, the brush tow that some brush silks 1 form is provided with in each aperture, as: in each aperture as described in the brush tow implantation that brush silk 1 as described in 10 ~ 50 is formed.Wherein, the spacing between described different aperture, the distance namely between the center of circle can be 10-20mm; The diameter of described brush silk 1 can at 0.05 ~ 0.5mm.Here, the diameter of described brush silk 1 can decide according to the granularity of the diamond abrasive grain in diamond pellet 14 and concentration, fine size and concentration height time, general adopt the brush silk that diameter is thinner, otherwise adopt the brush silk that diameter is thicker.
Wherein, described brush silk 1 can according to the difference of processing work 12 and diamond pellet 14 bonding agent, as: decide to select one or more materials following according to the physical characteristic (hardness, intensity) of workpiece to be machined material and the compatibility of bonding agent that bonds with diamond pellet: polypropylene (PP), polybutylene terephthalate (PBT) (PBT), nylon (PA), PETG (PET), copper etc.
Preferably, as shown in Figure 1, in an embodiment of the present utility model, described brush board 2 is fixed on the original support bar 3 of grinder 15 by brush holder 7, support 4, bolt fastener 10, nut 5 and screw 6, wherein, described brush board 2 part 10 that is tightened by the bolt is fixed on described brush holder 7, and the described screw 6 of described brush holder 7 is fixed on described support 4, and described support 4 is fixed on the support bar 3 of grinder 15 by described nut 5.
Wherein, described brush holder 7 adopts duroplasts macromolecular material or elastic metallic elastomeric material; described brush holder 7 can be floated within the specific limits when dressing; this is because: have gap between diamond pellet 14, the brush holder 7 of elastomeric material is easy to the use persistence protecting sharpening device described in diamond pellet 14 and the utility model embodiment.
Preferably, as shown in Figure 1, in an embodiment of the present utility model, described device also comprises a fixture, i.e. raker 9 described in Fig. 1, one end of described raker 9, that is: stiff end is fastened by bolts part 10 and is fixed on described brush holder 7, the other end of described raker 9, that is: hook end hooks in the original vertical rod 8 of grinder 15, avoids sharpening device described in the utility model embodiment to rotate when dressing.
Preferably, as shown in Figure 1, in an embodiment of the present utility model, described brush board 2 is also provided with pressure and regulates counterweight 11, concrete, described pressure regulates counterweight 11 part 10 that is tightened by the bolt to be fixed together with described brush holder 7 and described raker 9, when carrying out online dressing, regulates the dressing pressure of described brush silk 1 pair of diamond pellet 14.
In actual application, realize the adjustment of pressure by changing different counterweights.Pressure controlled object is: material and the different diamond pellet bonding agents of different processing works need adopt different pressure to clear up, to obtain better dressing effect.
As fully visible, can the device material therefor major part of dressing diamond pellet online be nylon, plastics etc. described in the utility model embodiment, compared to existing diamond dressing wheel or diamond pen, its cost significantly reduces.
The utility model embodiment still provides a kind of described can the using method of the device of dressing diamond pellet online, the method comprises: while the abrasive disk being provided with diamond pellet rotates and carries out work pieces process, cleared up in real time the diamond pellet that abrasive disk bonds by the brush silk on brush board that grinder is arranged.
Preferably, described brush silk carries out in real time cleaning to the diamond pellet that abrasive disk bonds and is: described brush silk is cleared up in real time the diamond pellet that described abrasive disk bonds under adjustable pressure.Here, counterweight is regulated to realize the adjustment of pressure by changing different pressure.
Visible, the utility model embodiment can clear up the chip space of diamond pellet in real time, and guarantee fund's hard rock pellet possesses lasting machinability, improves the qualification rate of workpiece surface quality and product; Further, real-time dressing mode can avoid the problem of the too high burned work-surface caused of diamond pellet temperature, improves the qualification rate of product.
Set forth below in conjunction with the advantage of an embody rule scene to the utility model embodiment.
Here, described processing work selects FCD1 optical glass (namely having the optical glass of abbe number Vd81.6), and the initial surface roughness of workpiece is R
a300nm, pressure during processing work is 9.40kPa, and lap speed is set to 80 revs/min, adopts the device described in the utility model embodiment respectively and does not adopt the device of the utility model embodiment respectively to grind 5 minutes.For not adopting the device of the utility model embodiment to after workpiece grinding, the surface roughness of workpiece is R
a235nm; After adopting the device online dressing diamond pellet of the utility model embodiment, the surface roughness of workpiece is R
a163nm, and surface of the work no marking, be uniformly distributed pit, therefore, can effectively reduce the postorder polishing time, correspondingly improves working (machining) efficiency.
The above, be only preferred embodiment of the present utility model, is not intended to limit protection domain of the present utility model.
Claims (9)
1. one kind can the device of dressing diamond pellet online, it is characterized in that, described application of installation is in the grinder of processing plane, this device comprises: be fixed on the some brush silks that brush board on described grinder and described brush board are arranged, described brush silk contacts with the diamond pellet that abrasive disk bonds.
2. device according to claim 1, is characterized in that, described brush board is arranged on the radial direction of described abrasive disk.
3. arbitrary device according to claim 1 and 2, is characterized in that, described brush board is provided with several apertures towards the one side of described abrasive disk, is provided with the brush tow be made up of some described brush silks in each described aperture.
4. device according to claim 3, is characterized in that, the spacing between described different aperture is 10-20mm, and/or the diameter of described brush silk is 0.05 ~ 0.5mm.
5. device according to claim 1 and 2, is characterized in that, described brush board is fixed on the support bar of described grinder by brush holder, support, bolt fastener, nut and screw, wherein,
The described brush board part that is tightened by the bolt is fixed on described brush holder, and described brush holder is fixing on the bracket with described screw, and described support is fixed on the support bar of grinder by described nut.
6. device according to claim 5, is characterized in that, described brush holder is made up of elastomeric material.
7. device according to claim 5, is characterized in that, described device also comprises raker, and one end of described raker part that is tightened by the bolt is fixed on described brush holder, and the other end of described raker hooks in the vertical rod of grinder.
8. device according to claim 7, is characterized in that, described brush board is also provided with pressure and regulates counterweight, and described pressure regulates be tightened by the bolt part and described brush holder and described raker of counterweight to be fixed together.
9. a grinder, is characterized in that, described grinder comprise according to any one of claim 1-8 can the device of dressing diamond pellet online.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420532830.4U CN204160324U (en) | 2014-09-17 | 2014-09-17 | A kind of can the device of dressing diamond pellet and grinder online |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420532830.4U CN204160324U (en) | 2014-09-17 | 2014-09-17 | A kind of can the device of dressing diamond pellet and grinder online |
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| Publication Number | Publication Date |
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| CN204160324U true CN204160324U (en) | 2015-02-18 |
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| CN201420532830.4U Active CN204160324U (en) | 2014-09-17 | 2014-09-17 | A kind of can the device of dressing diamond pellet and grinder online |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104369104A (en) * | 2014-09-17 | 2015-02-25 | 浙江舜宇光学有限公司 | Device capable of online sharpening diamond tablets, grinder and use method of device capable of online sharpening diamond tablets |
-
2014
- 2014-09-17 CN CN201420532830.4U patent/CN204160324U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104369104A (en) * | 2014-09-17 | 2015-02-25 | 浙江舜宇光学有限公司 | Device capable of online sharpening diamond tablets, grinder and use method of device capable of online sharpening diamond tablets |
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