CN204036155U - Heavy duty machine tools linear grating chi - Google Patents
Heavy duty machine tools linear grating chi Download PDFInfo
- Publication number
- CN204036155U CN204036155U CN201420374351.4U CN201420374351U CN204036155U CN 204036155 U CN204036155 U CN 204036155U CN 201420374351 U CN201420374351 U CN 201420374351U CN 204036155 U CN204036155 U CN 204036155U
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- steel belt
- grating chi
- left end
- heavy duty
- machine tools
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Abstract
The utility model disclose and provide that a kind of applicable heavy duty machine tools use, certainty of measurement is high, long service life and the low heavy duty machine tools linear grating chi of use cost.The utility model comprises the blade device be fixedly mounted on lathe and the read head be arranged on the travelling table of lathe, described blade device comprises blade and draws aluminium, steel belt grating chi, steel belt track, described blade draws aluminium to be provided with inside groove, described steel belt grating chi is horizontally fixed in described inside groove, described steel belt track is mutually vertical with described steel belt grating chi, dolly in described read head and described steel belt grating chi and described steel belt track are all slidably connected, and the Bracket setting of described read head to draw below aluminium at described blade and is slidably connected with it.The utility model is applicable to the fields of measurement of heavy duty machine tools.
Description
Technical field
The utility model relates to a kind of heavy duty machine tools linear grating chi.
Background technology
Along with the development of industrial technology, enterprise to the precision of Digit Control Machine Tool and rate request also more and more harsh.And in order to eliminate error during use as much as possible, usually adopt linear grating chi to measure.The linear grating chi that Digit Control Machine Tool general is at present installed is all glass raster, although this type of grating scale good measuring accuracy, but due to the restriction of coating film on glass, glass groove technique and transport etc., the measurement stroke of glass raster within 3 meters, can only be not suitable for heavy duty machine tools and use; In addition, also the grating scale using steel belt grating is had, steel belt grating chi is winding assembling structure, can solve the problem measuring curtailment, this type of grating scale is generally unenclosed construction, but it is very high to the requirement of environment for use, basic demand does not have dust and greasy dirt, even will use at dust-free workshop, use cost is high, if use under general environment, can affect its accuracy and service life; So, the deficiencies such as grating scale existence of the prior art is not suitable for heavy duty machine tools and uses, and use cost is high, certainty of measurement is low and do not grow service life.
Utility model content
Problem to be solved in the utility model overcomes the deficiencies in the prior art, provides that a kind of applicable heavy duty machine tools use, certainty of measurement is high, long service life and the low heavy duty machine tools linear grating chi of use cost.
The technical scheme that the utility model adopts is: the utility model comprises the blade device be fixedly mounted on lathe and the read head be arranged on the travelling table of lathe, described blade device comprises blade and draws aluminium, steel belt grating chi, steel belt track, described blade draws aluminium to be provided with inside groove, described steel belt grating chi is horizontally fixed in described inside groove, described steel belt track is mutually vertical with described steel belt grating chi, dolly in described read head and described steel belt grating chi and described steel belt track are all slidably connected, the Bracket setting of described read head to draw below aluminium at described blade and is slidably connected with it.
Described dolly is slidably connected by the orbital plane of some bearings and described steel belt grating chi front and described steel belt track, and make described bearing be close in the orbital plane of described steel belt grating chi front and steel belt track by spring, the position that described dolly is corresponding with described steel belt grating chi is provided with scanning chip, in described support, is provided with signal processing unit.
Described blade device also comprises right-hand member steel band locking member and right end cap, the right-hand member of described steel belt track and steel belt grating chi is locked on described right-hand member steel band locking member, described right-hand member steel band locking member is fixedly connected on the right-hand member that described blade draws aluminium, and described right end cap is fixedly connected on the right-hand member that described blade draws aluminium.
Described blade device also comprises left end steel band fixture, left end steel band tension part, tension spring and left end cap, described left end steel band tension part is provided with groove, the left end of described steel belt grating chi is provided with square hole, described steel belt track left end is fixedly connected with described left end steel band fixture, described groove is connected with described square hole, described left end steel band fixture is connected by described tension spring with described left end steel band tension part, described left end steel band fixture is fixedly connected on the left end that described blade draws aluminium, and described left end cap is fixedly connected on the left end that described blade draws aluminium.
Described blade device also comprises spreading mechanism, described spreading mechanism comprises spring catch and spreading cushion block, described spring catch is fixedly mounted on the position of both sides, described spreading cushion block upper end, described blade draws the correspondence position of aluminium to be provided with dowel hole, realizes by the connection of described spring catch and described dowel hole the spreading that described blade draws aluminium.
All wrap up rubber around described spreading cushion block, and be positioned at the centre position of described spring catch.
The matrix of described grating scale is steel band.
The beneficial effects of the utility model are: because the utility model comprises the blade device be fixedly mounted on lathe and the read head be arranged on the travelling table of lathe, described blade device comprises blade and draws aluminium, steel belt grating chi, steel belt track, described blade draws aluminium to be provided with inside groove, described steel belt grating chi is horizontally fixed in described inside groove, described steel belt track is mutually vertical with described steel belt grating chi, dolly in described read head and described steel belt grating chi and described steel belt track are all slidably connected, the Bracket setting of described read head to draw below aluminium at described blade and is slidably connected with it.So the utility model draws aluminium to form closed grating scale by described blade, need not work in dust-free workshop and just can effectively prevent dust, greasy dirt, substantially increase certainty of measurement, service life and use cost.
Because described blade device also comprises spreading mechanism, described spreading mechanism comprises spring catch and spreading cushion block, described spring catch is fixedly mounted on the position of both sides, described spreading cushion block upper end, described blade draws the correspondence position of aluminium to be provided with dowel hole, realizes by the connection of described spring catch and described dowel hole the spreading that described blade draws aluminium.All wrap up rubber around described spreading cushion block, and be positioned at the centre position of described spring catch.The matrix of described grating scale is steel band.So the utility model can be applicable to heavy duty machine tools.
Accompanying drawing explanation
Fig. 1 is schematic appearance of the present utility model;
Fig. 2 is the internal structure schematic diagram of the utility model blade device and read head;
Fig. 3 is right-hand member scheme of installation of the present utility model;
Fig. 4 is left end scheme of installation of the present utility model;
Fig. 5 is spreading schematic diagram of the present utility model.
Detailed description of the invention
As shown in Figure 1, the utility model comprises blade device 1 and read head 2, and described blade device 1 is provided with position, hole, is screwed on the lathe bed of Digit Control Machine Tool, and described read head 2 is screwed on travelling table.
As shown in Figure 2, blade device 1 comprises aluminum type blade and draws aluminium 3, described blade draws aluminium 3 to be provided with inside groove 6, is provided with a steel belt grating chi 4 and a steel belt track 5 in described inside groove 6, and described steel belt grating chi 4 level is installed and its grating scale face is mutually vertical with the plane of described steel belt track 5.Described read head 2 comprises dolly 7 and support 8, described support 8 is fixed on the travelling table of Digit Control Machine Tool, signal processing unit is provided with in described support 8, Photoelectric Signal Processing can be become the position signalling of grating scale, described dolly 7 has been screwed 5 bearings 9, wherein 3 bearings 9 can roll along described steel belt grating chi 4 front, 2 bearings 9 roll along the orbital plane of steel belt track 5, connected by 4 springs 10 between described support 8 and described dolly 7, with two described springs 10, described bearing 9 is close to mutually with the plane of described steel belt grating chi 4 front and steel belt track 5 respectively, thus carriage device can be slided on described steel belt grating chi 4 and described steel belt track 5.The position that described dolly 7 is corresponding with described steel belt grating chi 4 is provided with and scans chip 11.
Like this, when the workbench axle of Digit Control Machine Tool moves, described read head 2 moves along described steel belt grating chi 4 and described steel belt track 5, described scanning chip 11 in described dolly 8 scans the strain line on described steel belt grating chi 4, produce photosignal, after described signal processing unit processes, obtain corresponding positional information.
As shown in Figure 3 and Figure 4, described blade device 1 also comprises right-hand member steel band locking member 12 and right end cap 13, the right-hand member of described steel belt track 5 and the right-hand member of described steel belt grating chi 4 are all screwed on described right-hand member steel band locking member 12, described right-hand member steel band locking member 12 is screwed in described blade and draws on the right-hand member of aluminium 3, and described right end cap 13 covers described right-hand member steel band locking member 12 and is screwed in described blade and draws on the right end of aluminium 3.
Described blade device 1 also comprises left end steel band fixture 14, left end steel band tension part 15, tension spring 16 and left end cap 17, and described left end steel band tension part 15 is provided with U-shaped groove 18, and the left end of described steel belt grating chi 4 is provided with square hole 19.Described steel belt track 5 left end is screwed on described left end steel band fixture 14, and described U-shaped groove 18 is connected with described square hole 19, and described left end steel band fixture 14 is connected with described left end steel band tension part 15 by tension spring 16.Described left end steel band fixture 14 is screwed and is connected to the left end that described blade draws aluminium 3, and described left end cap 19 is screwed in the left-end point that described blade draws aluminium 3 after covering described left end steel band fixture 14.In addition, by adjusting nut on described left end steel band fixture 14 to strain described steel belt grating chi 4, thus the length of described steel belt grating chi 4 is finely tuned.
As shown in Figure 5, spreading mechanism comprises spring catch 20 and spreading cushion block 21, and described spreading cushion block 21 is that surface is wrapped in the square steel disc of elastomeric material, and described spring catch 20 is worn at its upper end on two side angles, and described spreading cushion block 21 is positioned at described spring catch 20 middle.Described blade draws aluminium 3 to be provided with dowel hole 22 with the correspondence position of described spring catch 20, and described spring catch 20 inserts in described dowel hole 22 respectively, makes two blades draw aluminium to plug into elongated.After spreading, described spreading cushion block 21 can play function that is dust-proof, oil-stain-preventing.
The utility model is applicable to the fields of measurement of heavy duty machine tools.
Claims (7)
1. a heavy duty machine tools linear grating chi, it comprises the blade device (1) be fixedly mounted on lathe and the read head (2) be arranged on the travelling table of lathe, it is characterized in that: described blade device (1) comprises blade and draws aluminium (3), steel belt grating chi (4), steel belt track (5), described blade draws aluminium (3) to be provided with inside groove (6), described steel belt grating chi (4) is horizontally fixed in described inside groove (6), described steel belt track (5) is mutually vertical with described steel belt grating chi (4), dolly (7) in described read head (2) is all slidably connected with described steel belt grating chi (4) and described steel belt track (5), the support (8) of described read head (2) is arranged on described blade and draws aluminium (3) below and be slidably connected with it.
2. heavy duty machine tools linear grating chi according to claim 1, it is characterized in that: described dolly (7) is slidably connected by the orbital plane of some bearings (9) with described steel belt grating chi (4) front and described steel belt track (5), and make described bearing (9) be close in the orbital plane of described steel belt grating chi (4) front and steel belt track (5) by spring (10), the position that described dolly (7) is corresponding with described steel belt grating chi (4) is provided with and scans chip (11), described support is provided with signal processing unit in (8).
3. heavy duty machine tools linear grating chi according to claim 1, it is characterized in that: described blade device (1) also comprises right-hand member steel band locking member (12) and right end cap (13), the right-hand member of described steel belt track (5) and steel belt grating chi (4) is locked on described right-hand member steel band locking member (12), described right-hand member steel band locking member (12) is fixedly connected on the right-hand member that described blade draws aluminium (3), and described right end cap (13) is fixedly connected on the right-hand member that described blade draws aluminium (3).
4. heavy duty machine tools linear grating chi according to claim 3, it is characterized in that: described blade device (1) also comprises left end steel band fixture (14), left end steel band tension part (15), tension spring (16) and left end cap (17), described left end steel band tension part (15) is provided with groove (18), the left end of described steel belt grating chi (4) is provided with square hole (19), described steel belt track (5) left end is fixedly connected with described left end steel band fixture (14), described groove (18) is connected with described square hole (19), described left end steel band fixture (14) is connected by described tension spring (16) with described left end steel band tension part (15), described left end steel band fixture (14) is fixedly connected on the left end that described blade draws aluminium (3), described left end cap (17) is fixedly connected on the left end that described blade draws aluminium (3).
5. heavy duty machine tools linear grating chi according to claim 1, it is characterized in that: described blade device also comprises spreading mechanism, described spreading mechanism comprises spring catch (20) and spreading cushion block (21), described spring catch (20) is fixedly mounted on the position of described spreading cushion block (21) both sides, upper end, described blade draws the correspondence position of aluminium (3) to be provided with dowel hole (22), realizes by the connection of described spring catch (20) and described dowel hole (22) spreading that described blade draws aluminium (3).
6. heavy duty machine tools linear grating chi according to claim 5, is characterized in that: described spreading cushion block (21) all wraps up rubber around, and is positioned at the centre position of described spring catch (20).
7. heavy duty machine tools linear grating chi according to claim 1, is characterized in that: the matrix of described grating scale is steel band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420374351.4U CN204036155U (en) | 2014-07-08 | 2014-07-08 | Heavy duty machine tools linear grating chi |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420374351.4U CN204036155U (en) | 2014-07-08 | 2014-07-08 | Heavy duty machine tools linear grating chi |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204036155U true CN204036155U (en) | 2014-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420374351.4U Expired - Fee Related CN204036155U (en) | 2014-07-08 | 2014-07-08 | Heavy duty machine tools linear grating chi |
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| Country | Link |
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| CN (1) | CN204036155U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104741973A (en) * | 2015-04-15 | 2015-07-01 | 吉林大学珠海学院 | Grating ruler |
| CN105436995A (en) * | 2015-12-31 | 2016-03-30 | 常州机电职业技术学院 | Linear grating scale of numerical control machine tool |
-
2014
- 2014-07-08 CN CN201420374351.4U patent/CN204036155U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104741973A (en) * | 2015-04-15 | 2015-07-01 | 吉林大学珠海学院 | Grating ruler |
| CN105436995A (en) * | 2015-12-31 | 2016-03-30 | 常州机电职业技术学院 | Linear grating scale of numerical control machine tool |
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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: 20141224 Termination date: 20170708 |