CN203622189U - Positioning device used for plane workpiece - Google Patents
Positioning device used for plane workpiece Download PDFInfo
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- CN203622189U CN203622189U CN201320764531.9U CN201320764531U CN203622189U CN 203622189 U CN203622189 U CN 203622189U CN 201320764531 U CN201320764531 U CN 201320764531U CN 203622189 U CN203622189 U CN 203622189U
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Abstract
The utility model discloses a positioning device used for a plane workpiece. The positioning device used for the plane workpiece comprises a workbench, wherein the top surface of the workpiece is provided with a supporting table; the bottom end of the supporting table is fixedly arranged on the top surface of the workbench; the top end of the supporting table is provided with a positioning plate; the bottom end of the positioning plate is seamlessly fit to the top end surface of the supporting table; the bottom end of the positioning plate is inwards concave to form a cavity; the top end of the positioning plate is provided with a plurality of through holes; the through holes are in a rectangular array on the positioning plate; distance between two adjacent through holes is equal; all the through holes are communicated with the cavity; the top end of the supporting table is inwards concave to form a groove; a vacuum pump is arranged in the groove; the vacuum pump is connected with a pipeline; one end, which is far away from the vacuum pump, of the pipeline is in sealing connection with the opening end of the cavity. According to the positioning device, air in the cavity is adsorbed by the vacuum pump to generate negative pressure so as to perform positioning, the use times of a clamp is reduced, and the surface shape of the plane workpiece can be guaranteed.
Description
Technical field
The utility model relates to a kind of for the positioner to flat work pieces, belongs to mechanical field.
Background technology
Grinding machine is to utilize grinding tool surface of the work to be carried out to the lathe of grinding.Most grinding machine is to use the emery wheel of High Rotation Speed to carry out grinding, minority be to use other grinding tools such as oilstone, abrasive band and free abrasive to process, as honing machine, superfinisher, abrasive belt grinding machine, grinder and polishing machine etc.The material that grinding machine energy workhardness is higher, as hardened steel, carbide alloy etc.; Also can work brittleness material, as glass, granite.Grinding machine can be done high accuracy and the very little grinding of surface roughness, also can carry out high efficiency grinding, as high-rate grinding etc.Along with the increase of high accuracy, high rigidity machine components quantity, and the development of hot investment casting and precision forging technology, performance, kind and the output of grinding machine is all constantly improving and is increasing.On grinding machine, conventionally need to carry out grinding to end face, make the end face can be smooth.
Flat work pieces, because its Thickness Ratio is thinner, in order to make firm position, need firmly to be compressed location, but thrust cannot be born in its surface, easily causes areal deformation, affects the quality of workpiece while compressing location.
Utility model content
The purpose of this utility model is to overcome above-mentioned existing flat work pieces because its Thickness Ratio is thinner, thrust cannot be born in surface, easily cause the problem of areal deformation, design a kind of for the positioner to flat work pieces, this positioner adopts air negative pressure to position, and has reduced fixture use, has solved existing flat work pieces because its Thickness Ratio is thinner, thrust cannot be born in surface, easily causes the problem of areal deformation.
The purpose of this utility model is achieved through the following technical solutions: a kind of for the positioner to flat work pieces, comprise workbench, on the end face of described workbench, be provided with brace table, the bottom of brace table is fixed on the end face of workbench, on the top of brace table, be provided with location-plate, the bottom of location-plate is seamless applying on the top end face of brace table, the bottom indent of location-plate forms cavity, the top of location-plate is provided with several through holes, through hole is rectangular array on location-plate, distance between adjacent through-holes is equal, and through hole is all communicated with cavity; The top indent of brace table forms groove, is provided with vavuum pump in groove, and vavuum pump is connected with pipeline, and pipeline is tightly connected away from one end of vavuum pump and the formation of the openend of cavity.Vavuum pump is connected and sealed the openend of cavity by pipeline, air in absorption cavity, in cavity, produce negative pressure, the flat work pieces being placed on location-plate is adsorbed on location-plate by through hole, and does not need to use fixture to position clamping, both reduced operation, can guarantee again the surface texture of flat work pieces, avoid workpiece deformation, solve existing flat work pieces because its Thickness Ratio is thinner, thrust cannot be born in surface, easily causes the problem of areal deformation.
On the top of location-plate, be provided with type dust arrester, type dust arrester can cover location-plate completely, and one end of type dust arrester is fixed on location-plate; The top end face indent of location-plate forms groove, groove is communicated with the sidewall of location-plate with away from one end fixing with type dust arrester simultaneously, in groove, be provided with pressing plate, the bottom of pressing plate contacts with the bottom of groove, the sidewall of pressing plate and the sidewall contact of groove, on pressing plate, be provided with steady pin, one end of steady pin is arranged on location-plate inside through after pressing plate; Type dust arrester is away from being provided with fixing hole with the fixing one end of location-plate, and steady pin is corresponding to fixing hole.Type dust arrester is as in the time not using, hide the through hole on location-plate, avoid tiny through hole to be stopped up by impurity such as dusts, affect the effect of negative-pressure adsorption, type dust arrester adopts flexible plastic film or rubber to make, can fold, utilize steady pin corresponding to fixing hole, type dust arrester can fixed position on location-plate.
On the end face of location-plate, be provided with through hole, through hole is arranged on the both sides of through hole, and through hole is arranged on the outside of cavity, is provided with connecting bolt in through hole, and connecting bolt one end is arranged on brace table inside through after through hole.By connecting bolt, location-plate and brace table are fixed closelyr, reduce air and enter between location-plate and brace table, the environment that negative pressure forms seals more, the better effects if of negative pressure.
On the end face of workbench, be provided with the some boss that are parallel to each other, have gap between boss, boss is arranged on the outside of brace table, and the two ends of boss are connected with the sidewall of workbench and the sidewall of brace table respectively.In the time of processing work, there are many chips, traditional structure adopts cooling fluid to carry out when cooling, chip can not be rinsed, and easily on workbench, piles up, and easily causes accumulation or the pollution of cooling fluid, and this programme forms drop by boss is set, cooling fluid has the passage of circulation, increases the flow velocity of cooling fluid, chip can be washed away fast.
In sum, the beneficial effects of the utility model are: this positioner adopts the air of vavuum pump absorption cavity inside to produce negative pressure and positions, and has reduced fixture use, can guarantee the surface configuration of flat work pieces.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Mark and corresponding parts title in accompanying drawing: 1-workbench; 2-pressing plate; 3-steady pin; 4-location-plate; 5-through hole; 6-through hole; 7-type dust arrester; 8-fixing hole; 9-brace table; 10-boss.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited only to this.
Embodiment:
As shown in Figure 1, a kind of for the positioner to flat work pieces, comprise workbench 1, on the end face of described workbench 1, be provided with brace table 9, the bottom of brace table 9 is fixed on the end face of workbench 1, on the top of brace table 9, be provided with location-plate 4, the bottom of location-plate 4 is seamless applying on the top end face of brace table 9, the bottom indent of location-plate 4 forms cavity, the top of location-plate 4 is provided with several through holes 5, through hole 5 is rectangular array on location-plate 4, and the distance between adjacent through-holes 5 is equal, and through hole 5 is all communicated with cavity; The top indent of brace table 9 forms groove, is provided with vavuum pump in groove, and vavuum pump is connected with pipeline, and pipeline is tightly connected away from one end of vavuum pump and the formation of the openend of cavity.Vavuum pump adopts existing vavuum pump just can realize; mainly to guarantee pipeline being tightly connected to cavity openend; make the inlet channel of cavity only have through hole 5; could produce absorption by through hole like this; flat work pieces is placed in through hole 5 regions of rectangular arranged in arrays; utilize the negative pressure in cavity that flat work pieces is firmly adsorbed; reduce the use of traditional fixture; operation is simplified; distortion has just been reduced owing to not being subject to local compression in the surface of workpiece simultaneously, can protect the structural stability of workpiece.Vavuum pump is arranged on workbench inside, has reduced occupying of space outerpace, is not easy because vavuum pump generation security incident when operating personnel operate.
On the top of location-plate 4, be provided with type dust arrester 7, type dust arrester 7 can cover location-plate 4 completely, and one end of type dust arrester 7 is fixed on location-plate 4; The top end face indent of location-plate 4 forms groove, groove is communicated with the sidewall of location-plate 4 with away from one end fixing with type dust arrester 7 simultaneously, in groove, be provided with pressing plate 2, the bottom of pressing plate 2 contacts with the bottom of groove, the sidewall of pressing plate 2 and the sidewall contact of groove, on pressing plate 2, be provided with steady pin 3, one end of steady pin 3 is arranged on location-plate 4 inside through after pressing plate 2; Type dust arrester 7 is away from being provided with fixing hole 8 with the fixing one end of location-plate 4, and steady pin 3 is corresponding to fixing hole 8.Type dust arrester 7, in the situation that there is no workpiece location, is to cover on location-plate 4, realizes position fix by fixing hole 8 and steady pin 3 with location-plate 4, isolated vias 5 and extraneous contacting, avoid through hole 5 to result in blockage, when workpiece need to be located, pull open type dust arrester 7.Through hole 5 is arranged on pressing plate 2 and type dust arrester 7 is fixed between the termination of location-plate 4, can make like this type dust arrester 7 can cover through hole 5 completely in the time that fixing hole 8 is linked on steady pin 3, realizes the effect of isolation dust-break.
On the end face of location-plate 4, be provided with through hole 6, through hole 6 is arranged on the both sides of through hole 5, and through hole 6 is arranged on the outside of cavity, in through hole 6, is provided with connecting bolt, and connecting bolt one end is arranged on brace table 9 inside through after through hole 6.The use of connecting bolt, can fix closelyr by location-plate 4 and brace table 9, realizes their seamless link, prevents that extraneous air from entering into cavity by the approach beyond through hole 5.
On the end face of workbench 1, be provided with the some boss that are parallel to each other 10, between boss 10, have gap, boss 10 is arranged on the outside of brace table 9, and the two ends of boss 10 are connected with the sidewall of workbench 1 and the sidewall of brace table 9 respectively.The end face of boss 10 is lower than the end face of location-plate, and the boss 10 of suitable height just can meet cooling fluid chip is washed away, and artificial cleaning is also convenient.
Take aforesaid way, just can realize preferably the utility model.
Claims (6)
1. one kind for the positioner to flat work pieces, it is characterized in that: comprise workbench (1), on the end face of described workbench (1), be provided with brace table (9), the bottom of brace table (9) is fixed on the end face of workbench (1), on the top of brace table (9), be provided with location-plate (4), the bottom of location-plate (4) is seamless applying on the top end face of brace table (9), the bottom indent of location-plate (4) forms cavity, the top of location-plate (4) is provided with several through holes (5), through hole (5) is at the upper rectangular array of location-plate (4), distance between adjacent through-holes (5) equates, through hole (5) is all communicated with cavity, the top indent of brace table (9) forms groove, is provided with vavuum pump in groove, and vavuum pump is connected with pipeline, and pipeline is tightly connected away from one end of vavuum pump and the formation of the openend of cavity.
2. according to claim 1 a kind of for the positioner to flat work pieces, it is characterized in that: on the top of described location-plate (4), be provided with type dust arrester (7), type dust arrester (7) can cover location-plate (4) completely, and one end of type dust arrester (7) is fixed on location-plate (4).
3. according to claim 2 a kind of for the positioner to flat work pieces, it is characterized in that: the top end face indent of described location-plate (4) forms groove, groove is communicated with the sidewall of location-plate (4) with away from one end fixing with type dust arrester (7) simultaneously, in groove, be provided with pressing plate (2), the bottom of pressing plate (2) contacts with the bottom of groove, the sidewall of pressing plate (2) and the sidewall contact of groove, on pressing plate (2), be provided with steady pin (3), one end of steady pin (3) is arranged on location-plate (4) inside through after pressing plate (2).
4. according to claim 3 a kind of for the positioner to flat work pieces, it is characterized in that: described type dust arrester (7) is away from being provided with fixing hole (8) with the fixing one end of location-plate (4), and steady pin (3) is corresponding to fixing hole (8).
5. according to claim 1 a kind of for the positioner to flat work pieces, it is characterized in that: on the end face of described location-plate (4), be provided with through hole (6), through hole (6) is arranged on the both sides of through hole (5), and through hole (6) is arranged on the outside of cavity, through hole is provided with connecting bolt in (6), and connecting bolt one end is arranged on brace table (9) inside through after through hole (6).
6. according to claim 1 a kind of for the positioner to flat work pieces, it is characterized in that: on the end face of described workbench (1), be provided with the some boss that are parallel to each other (10), between (10), there is gap in boss, boss (10) is arranged on the outside of brace table (9), and the two ends of boss (10) are connected with the sidewall of workbench (1) and the sidewall of brace table (9) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320764531.9U CN203622189U (en) | 2013-11-29 | 2013-11-29 | Positioning device used for plane workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320764531.9U CN203622189U (en) | 2013-11-29 | 2013-11-29 | Positioning device used for plane workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203622189U true CN203622189U (en) | 2014-06-04 |
Family
ID=50808707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320764531.9U Expired - Fee Related CN203622189U (en) | 2013-11-29 | 2013-11-29 | Positioning device used for plane workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203622189U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103659590A (en) * | 2013-11-29 | 2014-03-26 | 成都斯锐特钨钢刀具有限公司 | Plane workpiece positioning device |
| CN104875087A (en) * | 2015-06-03 | 2015-09-02 | 佛山思科特光学科技有限公司 | Glass polishing machine |
-
2013
- 2013-11-29 CN CN201320764531.9U patent/CN203622189U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103659590A (en) * | 2013-11-29 | 2014-03-26 | 成都斯锐特钨钢刀具有限公司 | Plane workpiece positioning device |
| CN104875087A (en) * | 2015-06-03 | 2015-09-02 | 佛山思科特光学科技有限公司 | Glass polishing machine |
| CN104875087B (en) * | 2015-06-03 | 2018-03-23 | 佛山思科特光学科技有限公司 | A kind of glass clears off machine |
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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 |
Granted publication date: 20140604 Termination date: 20181129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |