CN205008645U - Numerical control carving and milling machine - Google Patents
Numerical control carving and milling machine Download PDFInfo
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- CN205008645U CN205008645U CN201520692787.2U CN201520692787U CN205008645U CN 205008645 U CN205008645 U CN 205008645U CN 201520692787 U CN201520692787 U CN 201520692787U CN 205008645 U CN205008645 U CN 205008645U
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Abstract
The utility model discloses a numerical control carving and milling machine, including stand, base, workstation, the aircraft nose of installing the cutter, grating chi, reading head and be located the base and the workstation between the backup pad, the stand is fixed in the base upper surface, be fixed with 2 at least y under the backup pad to the slider surface parallel, surface parallel is fixed with two y to the line rail on the base, the grating chi install on the lathe and its with along x to direction parallel arrangement, the reading head is established in the backup pad, the grating chi is parallel with the backup pad direction of motion, the reading head removes along with the backup pad to through being located the inside photoelectric sensor scanning of reading head increment grating on the grating chi obtains the displacement volume, it has the absolute reference point of a plurality of to alternate in the increment grating. The utility model discloses effective reciprocal measuring error and mechanical mismatch error eliminated is simultaneously because of using the photoscanning measurement to possess good antipollution ability and long term stability.
Description
Technical field
The utility model relates to a kind of carving milling machine, particularly relates to a kind of numerical controlled engraving and milling device.
Background technology
Carving milling machine is the one in Digit Control Machine Tool, it is generally acknowledged that carving milling machine is the CNC milling machine using little cutter, high-power and high-speed main spindle motor.The advantage of engraving machine at carving, if rapidoprint hardness ratio also can seem unable to do what one wishes comparatively greatly.Lee's blank is between the two filled up in the appearance of carving milling machine.Carving milling machine both can be carved, also can milling, was a kind of efficiently high-precision Digit Control Machine Tool.
Precision and the rate request of current carving milling machine are more and more higher, and when ball screw machine nut carrys out quick mobile machine tool workbench, ball screw starts heating up, produces error, now adopt linear grating chi just can effectively eliminate potential error source.
But all to look for benchmark zero-bit when the linear grating chi defect that existing carving milling machine adopts is and opens at every turn or reset, namely read head will move back and forth along blade, usual theory look in chi, lose time, adopt this linear grating chi rapid movement or be subject to electromagnetic interference and there will be step-out and lose number, affect accuracy.This linear grating chi in use in addition, and on-the-spot environment temperature and the normal temperature in laboratory have deviation, and the material rising-heat contracting-cold of linear grating chi can be caused to bring measure error.And to know that the absolute position of read head is very important under many circumstances, the absolute position of linear grating chi can be determined fast, in use will be convenient, therefore, how to overcome the direction that above-mentioned technical problem becomes those skilled in the art's effort.
Summary of the invention
The utility model provides a kind of numerical controlled engraving and milling device, and this numerical controlled engraving and milling device effectively eliminates reciprocal measure error and mechanical mismatch error, possesses good contamination resistance and long-time stability because using optical scanning mensuration simultaneously.
For achieving the above object, the technical solution adopted in the utility model is: a kind of numerical controlled engraving and milling device, comprise column, base, workbench, the head being provided with cutter, grating scale, read head and the gripper shoe between base and workbench, described column is fixed on base upper surface, described head be positioned at described column upper side and on the table side;
Described gripper shoe lower surface is fixed with at least 2 y abreast to slide block, and described base upper surface is parallel is fixed with two y to line rail, and described y embeds y in the groove of slide block to line rail, a y to driving mechanism at two y between line rail and below gripper shoe;
Described grating scale to be installed on lathe and its be arranged in parallel along x to direction, described read head is established on the supporting plate, described grating scale is parallel with the gripper shoe direction of motion, described read head moves with gripper shoe, and obtain displacement by the increment grating that the photoelectric sensor being positioned at read head inside scans on described grating scale, be interspersed with several absolute reference points in described increment grating.
In technique scheme, further improvement opportunity scheme is as follows:
1. in such scheme, described photoelectric sensor comprises substrate, convex lens, photocell group and LED light source, and described photocell group and LED light source are positioned at convex lens, and this photocell group and LED light source are installed on substrate surface.
2. in such scheme, described photoelectric sensor comprises substrate, convex lens, photocell group and LED light source, and described photocell group and LED light source are positioned at convex lens, and this photocell group and LED light source are installed on substrate surface.
Because technique scheme is used, the utility model compared with prior art has following advantages:
The utility model numerical controlled engraving and milling device, its read head being located at the grating scale on described lathe and being located at above described grating scale, described read head is located on the travelling table of described lathe, described grating scale is parallel with the direction of motion of described lathe, described read head moves with described travelling table, and the increment grating scanned by inner photoelectric sensor on described grating scale, obtain displacement, so the utility model effectively eliminates reciprocal measure error and mechanical mismatch error, possess good contamination resistance and long-time stability because using optical scanning mensuration simultaneously, secondly, due to described grating scale being carved with increment grating, and be interspersed with some absolute references point in described increment grating, so the utility model can allow Subsequent electronic equipment find absolute reference point fast, effectively increase work efficiency.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model numerical control engraving and milling owner TV structure schematic diagram;
Accompanying drawing 2 is the left TV structure schematic diagram of accompanying drawing 1;
Accompanying drawing 3 is the utility model partial structurtes schematic diagrames;
Accompanying drawing 4 is the utility model grating scale and read head structural representation one;
Accompanying drawing 5 is the utility model read head structural representation two.
In above accompanying drawing: 1, column; 2, base; 3, workbench; 4, cutter; 5, head; 6, gripper shoe; 7, y is to slide block; 8, y is to line rail; 9, y is to driving mechanism; 10, grating scale; 11, read head; 12, photoelectric sensor; 13, increment grating; 14, absolute reference point; 15, substrate; 16, convex lens; 17, photocell group; 18, LED light source.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment: a kind of numerical controlled engraving and milling device, comprise column 1, base 2, workbench 3, the head 5 being provided with cutter 4, grating scale 10, read head 11 and the gripper shoe between base 2 and workbench 36, described column 1 is fixed on base 2 upper surface, and described head 5 is positioned at described column 1 upper side and above workbench 3;
Described gripper shoe 6 lower surface is fixed with at least 2 y abreast to slide block 7, described base 2 upper surface is parallel is fixed with two y to line rail 8, described y embeds y in the groove of slide block 7 to line rail 8, a y to driving mechanism 9 at two y between line rail 8 and below gripper shoe 6;
Described grating scale 10 to be installed on lathe and its be arranged in parallel along x to direction, described read head 11 is located in gripper shoe 6, described grating scale 10 is parallel with gripper shoe 6 direction of motion, described read head 11 moves with gripper shoe 6, and obtain displacement by the increment grating 11 that the photoelectric sensor 12 being positioned at read head 11 inside scans on described grating scale 10, be interspersed with several absolute reference points 14 in described increment grating 11.
Above-mentioned photoelectric sensor 12 comprises substrate 15, convex lens 16, photocell group 17 and LED light source 18, and described photocell group 17 and LED light source 18 are positioned at convex lens 16, and this photocell group 17 and LED light source 18 are installed on substrate 15 surface; The light transmission convex lens 16 raster chi 10 that described in photocell group 17 and LED light source 18, LED light source 18 sends, light is received by described photocell group 17 after diffraction and interference return.
When adopting above-mentioned numerical controlled engraving and milling device, its read head being located at the grating scale on described lathe and being located at above described grating scale, described read head is located on the travelling table of described lathe, described grating scale is parallel with the direction of motion of described lathe, described read head moves with described travelling table, and the increment grating scanned by inner photoelectric sensor on described grating scale, obtain displacement, so the utility model effectively eliminates reciprocal measure error and mechanical mismatch error, possess good contamination resistance and long-time stability because using optical scanning mensuration simultaneously, secondly, due to described grating scale being carved with increment grating, and be interspersed with some absolute references point in described increment grating, so the utility model can allow Subsequent electronic equipment find absolute reference point fast, effectively increase work efficiency.
Above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (3)
1. a numerical controlled engraving and milling device, it is characterized in that: the gripper shoe (6) comprising column (1), base (2), workbench (3), the head (5) being provided with cutter (4), grating scale (10), read head (11) and be positioned between base (2) and workbench (3), described column (1) is fixed on base (2) upper surface, described head (5) be positioned at described column (1) upper side and workbench (3) top;
Described gripper shoe (6) lower surface is fixed with at least 2 y abreast to slide block (7), described base (2) upper surface is parallel is fixed with two y to line rail (8), described y embeds y in the groove of slide block (7) to line rail (8), and a y is positioned at two y between line rail (8) and in gripper shoe (6) below to driving mechanism (9);
Described grating scale (10) to be installed on lathe and its be arranged in parallel along x to direction, described read head (11) is located in gripper shoe (6), described grating scale (10) is parallel with gripper shoe (6) direction of motion, and described read head (11) is mobile with gripper shoe (6).
2. numerical controlled engraving and milling device according to claim 1, it is characterized in that: also comprise a photoelectric sensor (12), this photoelectric sensor (12) comprises substrate (15), convex lens (16), photocell group (17) and LED light source (18), described photocell group (17) and LED light source (18) are positioned at convex lens (16), and this photocell group (17) and LED light source (18) are installed on substrate (15) surface.
3. numerical controlled engraving and milling device according to claim 2, is characterized in that: a signal transmssion line (19) is connected to described photoelectric sensor (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520692787.2U CN205008645U (en) | 2015-09-09 | 2015-09-09 | Numerical control carving and milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520692787.2U CN205008645U (en) | 2015-09-09 | 2015-09-09 | Numerical control carving and milling machine |
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| Publication Number | Publication Date |
|---|---|
| CN205008645U true CN205008645U (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520692787.2U Active CN205008645U (en) | 2015-09-09 | 2015-09-09 | Numerical control carving and milling machine |
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| CN (1) | CN205008645U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107263206A (en) * | 2017-07-27 | 2017-10-20 | 安庆市鼎立汽车配件有限公司 | A kind of cutter device for internal combustion engine air-exhausting air-entering door |
-
2015
- 2015-09-09 CN CN201520692787.2U patent/CN205008645U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107263206A (en) * | 2017-07-27 | 2017-10-20 | 安庆市鼎立汽车配件有限公司 | A kind of cutter device for internal combustion engine air-exhausting air-entering door |
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