CN204504915U - Circle fourth polishing machine - Google Patents
Circle fourth polishing machine Download PDFInfo
- Publication number
- CN204504915U CN204504915U CN201520173229.5U CN201520173229U CN204504915U CN 204504915 U CN204504915 U CN 204504915U CN 201520173229 U CN201520173229 U CN 201520173229U CN 204504915 U CN204504915 U CN 204504915U
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- China
- Prior art keywords
- platen
- transmission shaft
- force transmission
- mill
- balancing weight
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Abstract
The utility model discloses a kind of circle fourth polishing machine, at least comprise be fixedly installed on rotating shaft top mill, be arranged at the platen of side, described mill upper surface and the balancing weight for compressing platen movably; The upper surface of described platen is also fixedly installed the force transmission shaft with described shaft parallel, and described balancing weight is arranged in described force transmission shaft and puts on described platen by described force transmission shaft by pressure; Also be provided with the cantilever part for supporting described balancing weight between described balancing weight and described platen, one end of described cantilever part is arranged in described force transmission shaft, and the other end of described cantilever part is rotatably arranged in and is fixed on the support column of pedestal; The lower surface of described platen is provided with the groove for confining workpiece, and the degree of depth of described groove is not more than the diameter of finished work-piece.The utility model has the beneficial effect that machining accuracy is high, speed is fast, automaticity is high.
Description
Technical field
The utility model relates to polissoir technical field, particularly relates to a kind of circle fourth polishing machine.
Background technology
In clock and watch original paper industry, in order to meet the particular/special requirement that the sector is little to bearing material friction number, hardness is high, corrosion-resistant, thermal coefficient of expansion is little, compression strength is high, the general jewel bearing adopting synthetic cut stone to process as raw material.
Size for cylindrical (i.e. round fourth) jewel bearing of clock and watch is very little, some length is within one millimeter, diameter may only have 200-300 micron, and this product is very high to the requirement of dimensional discrepancy, and some even requires that deviation is in 10-20 micron.On the other hand, jewel bearing not only size is little, and required precision is high, and is the fragile material of hardness higher (its hardness is generally Mohs 9 grades).This characteristic of jewel bearing is that the sanding and polishing in its later stage brings certain challenge.
Therefore, those skilled in the art need a kind of polishing machine of research badly and solve above-mentioned defect, to process the round fourth jewel bearing that precision is high, speed is fast, automaticity is high.
Utility model content
Because the above-mentioned defect of prior art, the utility model proposes the round fourth polishing machine that a kind of machining accuracy is high, speed is fast, automaticity is high.
For achieving the above object, the utility model provides a kind of circle fourth polishing machine, at least comprise be fixedly installed on rotating shaft top mill, be arranged at the platen of side, described mill upper surface and the balancing weight for compressing platen movably; The upper surface of described platen is also fixedly installed the force transmission shaft with described shaft parallel, and described balancing weight is arranged in described force transmission shaft and puts on described platen by described force transmission shaft by pressure; Also be provided with the cantilever part for supporting described balancing weight between described balancing weight and described platen, one end of described cantilever part is arranged in described force transmission shaft, and the other end of described cantilever part is rotatably arranged in and is fixed on the support column of pedestal; The lower surface of described platen is provided with the groove for confining workpiece, and the degree of depth of described groove is not more than the diameter of finished work-piece.
By the said structure of polishing machine, because force transmission shaft is positioned on the platen of the side being arranged at mill upper surface, i.e. the axis of force transmission shaft and the axis being parallel of rotating shaft but not conllinear.Because the axis of force transmission shaft is not arranged on the axis of mill, when mill rotates, the workpiece be placed in platen carries out the trend of rolling to the direction away from mill center under having the effect of the centrifugal force provided at mill.Meanwhile, balancing weight applies downward pressure by force transmission shaft to platen, stops the rolling of workpiece, thus between mill and workpiece, produces a frictional force, and workpiece is polished to the size of requirement under this frictional force with the acting in conjunction being arranged at the abrasive material on mill.
Preferably, the upper surface of described mill is provided with the concave surface for preventing abrasive material excessive.
Preferably, the governor motion for regulating described force transmission shaft height is also provided with in the cantilever part being arranged in one end of described force transmission shaft.
Preferably, described adjustment structure is cam mechanism.The structure of cam structure is simple, easily realizes.
The beneficial effects of the utility model:
Round fourth polishing machine of the present utility model, because force transmission shaft is positioned on the platen of the side being arranged at mill upper surface, the axis of force transmission shaft and the axis being parallel of rotating shaft.Because the axis of force transmission shaft is not arranged on the axis of mill, when mill rotates, the workpiece be placed in platen carries out the trend of rolling to the direction away from mill center under having the effect of the centrifugal force provided at mill.Meanwhile, balancing weight applies downward pressure by force transmission shaft to platen, stops the rolling of workpiece, thus between mill and workpiece, produces a frictional force, and workpiece is polished to the size of requirement under this frictional force with the acting in conjunction being arranged at the abrasive material on mill.
Owing to being provided with one in the bottom of platen for confining the groove of workpiece, thus there is the defect preventing platen rotation process workpiece from flying out, reducing difficulty of processing, decreasing material unaccounted-for (MUF).
Be arranged at the concave surface on mill top, can prevent abrasive material from overflowing outside disc surface along with the rotation of mill, save abrasive material, also improved the cleannes of working environment simultaneously.
Be described further below with reference to the technique effect of accompanying drawing to design of the present utility model, concrete structure and generation, to understand the purpose of this utility model, characteristic sum effect fully.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model one embodiment.
Fig. 2 is the structural representation of Fig. 1 platen.
Detailed description of the invention
As shown in Figure 1, present embodiments provide a kind of circle fourth polishing machine, this circle fourth polishing machine comprises the mill 2 being fixedly installed on rotating shaft 1 top, the platen 3 being arranged at side, mill 2 upper surface movably and the balancing weight 4 for compressing platen.
The upper surface of platen 3 is also fixedly installed the force transmission shaft 5 parallel with rotating shaft 1, and balancing weight 4 is arranged in force transmission shaft 5 and is put on platen 2 by pressure by force transmission shaft 5.
Also be provided with the cantilever part 6 for supporting balancing weight 4 between balancing weight 4 and platen 3, one end of cantilever part 6 is arranged in force transmission shaft 5, and the other end of cantilever part 6 is rotatably arranged in and is fixed on the support column 7 of pedestal.This setup of cantilever part, on the one hand, plays the effect supporting balancing weight; On the other hand, the other end due to cantilever part 6 is rotatably arranged on support column 7, this support column 7 is fixed on the workbench as pedestal, thus force transmission shaft can be adjusted neatly according to actual needs act on position on mill, namely the position of platen can be adjusted, control method is simple, easy to use.
In other embodiments, the pedestal for fixed support post can be ground, also can be other fixation means.
Because platen 3 is fixed on mill by balancing weight applied pressure, when mill rotates under the drive of rotating shaft 1, because force transmission shaft is positioned on the platen of the side being arranged at mill upper surface.Because the axis of force transmission shaft is not arranged on the axis of mill, when mill rotates, the workpiece 8 be placed in platen carries out the trend of rolling to the direction away from mill center under having the effect of the centrifugal force provided at mill.Meanwhile, balancing weight applies downward pressure by force transmission shaft to platen, stops the rolling of workpiece 8, thus between mill and workpiece, produces a frictional force, and workpiece is polished to the size of requirement under this frictional force with the acting in conjunction being arranged at the abrasive material on mill.
As shown in Figure 2, causing material unaccounted-for (MUF) to prevent platen rotation process workpiece 8 from flying out, increasing processing cost, the lower surface of platen 3 is provided with the groove 31 for confining workpiece 8.Meanwhile, in order to ensure that the pressure of balancing weight 4 can put on the workpiece in platen, the degree of depth of groove 31 must be designed to the diameter being not more than finished work-piece.
In order to prevent abrasive material from overflowing outside mill along with the rotation of mill, wasting abrasive material, avoiding the cleannes of excessive abrasive material destruction work environment simultaneously, the upper surface of mill 1 is provided with the concave surface 11 for preventing abrasive material excessive.
Because the size of workpiece is had nothing in common with each other, also different to the requirement of its precision.Therefore according to the size of different workpieces, need by regulating the height of force transmission shaft to adjust distance between platen 3 and mill 2.In order to simplify adjustment process, be provided with the cam structure that is used as adjustment structure in the one end of the cantilever part be connected with force transmission shaft 5, rotating cam structure, force transmission shaft 5 can move up and down thereupon, and then the distance between adjustment platen and mill.
In the present embodiment, the requirement of the size of granularity according to workpiece of abrasive material and the precision to workpiece is determined, and the present embodiment is not construed as limiting it.
In other embodiments, for regulating the adjustment structure of force transmission shaft height that other structures existing also can be adopted to substitute.
Round fourth polishing machine of the present utility model, because force transmission shaft is positioned on the platen of the side being arranged at mill upper surface, i.e. the axis of force transmission shaft and the axis being parallel of rotating shaft but not conllinear.Because the axis of force transmission shaft is not arranged on the axis of mill, when mill rotates, the workpiece be placed in platen carries out the trend of rolling to the direction away from mill center under having the effect of the centrifugal force provided at mill.Meanwhile, balancing weight applies downward pressure by force transmission shaft to platen, stops the rolling of workpiece, thus between mill and workpiece, produces a frictional force, and workpiece is polished to the size of requirement under this frictional force with the acting in conjunction being arranged at the abrasive material on mill.
Owing to being provided with one in the bottom of platen for confining the groove of workpiece, thus the defect that can prevent platen rotation process workpiece from flying out, reduce difficulty of processing, decrease material unaccounted-for (MUF).
Be arranged at the concave surface on mill top, can prevent abrasive material from overflowing outside disc surface along with the rotation of mill, save abrasive material, also improved the cleannes of working environment simultaneously.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore, all technical staff in the art according to design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should by the determined protection domain of claims.
Claims (4)
1. justify a fourth polishing machine, it is characterized in that, at least comprise be fixedly installed on rotating shaft top mill, be arranged at the platen of side, described mill upper surface and the balancing weight for compressing platen movably; The upper surface of described platen is also fixedly installed the force transmission shaft with described shaft parallel, and described balancing weight is arranged in described force transmission shaft and puts on described platen by described force transmission shaft by pressure; Also be provided with the cantilever part for supporting described balancing weight between described balancing weight and described platen, one end of described cantilever part is arranged in described force transmission shaft, and the other end of described cantilever part is rotatably arranged in and is fixed on the support column of pedestal; The lower surface of described platen is provided with the groove for confining workpiece, and the degree of depth of described groove is not more than the diameter of finished work-piece.
2. circle fourth polishing machine as claimed in claim 1, it is characterized in that, the upper surface of described mill is provided with the concave surface for preventing abrasive material excessive.
3. circle fourth polishing machine as claimed in claim 2, is characterized in that, is also provided with the governor motion for regulating described force transmission shaft height in the cantilever part being arranged in one end of described force transmission shaft.
4. circle fourth polishing machine as claimed in claim 3, it is characterized in that, described adjustment structure is cam mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520173229.5U CN204504915U (en) | 2015-03-26 | 2015-03-26 | Circle fourth polishing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520173229.5U CN204504915U (en) | 2015-03-26 | 2015-03-26 | Circle fourth polishing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204504915U true CN204504915U (en) | 2015-07-29 |
Family
ID=53702920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520173229.5U Expired - Fee Related CN204504915U (en) | 2015-03-26 | 2015-03-26 | Circle fourth polishing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204504915U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111588308A (en) * | 2020-04-10 | 2020-08-28 | 山东诚祥建设集团股份有限公司 | Building ground burnishing device |
-
2015
- 2015-03-26 CN CN201520173229.5U patent/CN204504915U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111588308A (en) * | 2020-04-10 | 2020-08-28 | 山东诚祥建设集团股份有限公司 | Building ground burnishing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20210326 |