CN205254190U - Online deviation correcting device of BTA based on laser detection principle - Google Patents
Online deviation correcting device of BTA based on laser detection principle Download PDFInfo
- Publication number
- CN205254190U CN205254190U CN201520903379.7U CN201520903379U CN205254190U CN 205254190 U CN205254190 U CN 205254190U CN 201520903379 U CN201520903379 U CN 201520903379U CN 205254190 U CN205254190 U CN 205254190U
- Authority
- CN
- China
- Prior art keywords
- hole
- deep hole
- laser
- knife bar
- metal derby
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Machine Tool Sensing Apparatuses (AREA)
Abstract
The utility model belongs to the technical field of the BTA, in particular to online deviation correcting device of BTA based on laser detection principle solves current BTA in -process straightness accuracy real -time detection difficulty and rectifies difficult problem. It includes deep hole cutter, cutter arbor, installs the metal block that there is heating device the directional piece of laser, pyramid prism support, deep hole cutter and inside on the cutter arbor, and the light beam that the laser emission device sent is on a parallel with the incident of cutter spindle line after the directional piece of laser is directional, and the light beam forms behind pyramid prism and returns light beam arrival photosensitive sensor, the beneficial effect of the utility model: can in time inspect the incline of deep hole cutter, utilize the expend with heat and contract with cold principle to correct deep hole cutter incline, improve the straightness accuracy and the position accuracy of the deep hole of processing.
Description
Technical field
The utility model belongs to Deep-Hole Drilling Technology field, particularly one " the online deviation correcting device of deep hole machining based on laser acquisition principle ".
Background technology
So-called deep hole is exactly that the length in hole and the diameter in hole are than the hole that is greater than 5, as hollow spindle hole and hydraulic pressure valve opening etc. In these holes, have require machining accuracy and surface quality higher, the machinability of some machined materials is poor. In the process of deep hole, personnel can not directly observe working position and Tool in Cutting situation, can only by listen when cutting sound, watch chip shape, hand to touch vibration state and workpiece temperature, observation instrument (oil pressure gauge and ammeter), judge that with working experience whether working angles normal. Said method all can not record the inner misalignment of axe of deep hole, also can not realize the continuous detection of dynamic of the whole process of deep-hole parts linearity, very not accurate. Cutter poor rigidity in deep hole machining, chip removal difficulty, has a significant impact the linearity of deep hole, the easy deflection of deep hole axis. At present, also there is no the front required detection technique of the online deviation correcting device of simple and practical deep hole machining and correction.
Summary of the invention
The purpose of this utility model is intended to overcome above-mentioned shortcoming, solves the problem that is difficult to observe working position and cutter situation in existing deep hole machining process. The utility model is applicable to the deep hole machining engineering of workpiece rotation, deep hole tools feeding, and it utilizes laser acquisition principle can detect in real time deep hole tools position, and automatically adjusts as required deep hole tools position, makes it return to initial tram.
For achieving the above object, the utility model adopts following technical scheme to realize: the online deviation correcting device of a kind of deep hole machining based on laser acquisition principle, comprise deep hole tools, knife bar, deep hole tools is fixed on knife bar, one end of knife bar is fixed on arbor support, arbor support is fixed on slide carriage, slide carriage is placed on bed piece, it is characterized in that: the other end of knife bar stretches in the hole of core retainer plate, on core retainer plate, cover has the expansion set with tapering, expansion set is positioned at the hole of headstock spindle, contact with hole wall, expansion set one end and clamp nut end contact, clamp nut is connected with the threaded portion of core retainer plate, be positioned at the hole of main shaft, in the time that spindle hole is taper hole, core retainer plate and expansion set contact portion are circular cone or cylinder, in the time that spindle hole is cylindrical hole, core retainer plate and expansion set contact portion are circular cone, expansion set has groove, apart from deep hole tools nearby, several metal derbies are along the circumferential direction evenly installed on knife bar, each metal derby inside is placed with heater, metal derby top is provided with antiwear heat resisting piece, the radial contour size that metal derby and antiwear heat resisting piece form is less than the workpiece diameter of machining hole, when not adstante febre of heater, metal derby does not expand, the antiwear heat resisting piece at its top does not contact with inner hole of workpiece hole wall, when after heater heating, metal derby expanded by heating, the antiwear heat resisting piece at its top has been processed hole wall with inner hole of workpiece and has been contacted, metal derby is positioned at a side of machining hole, at metal derby and between the end face of deep hole processing, prism of corner cube bearing has been installed, on prism of corner cube bearing, prism of corner cube is installed, laser beam emitting device and light sensor are housed in the altitude range corresponding to prism of corner cube, laser beam emitting device and light sensor are installed on outrigger, outrigger is fixed on bed piece, the incident beam that laser beam emitting device sends is by laser orientation piece orientation, be parallel to the initial axis of knife bar through directed incident beam, incident beam is through the gap of knife bar and workpiece, after prism of corner cube, form Returning beam, Returning beam returns through the gap of knife bar and workpiece, arrive light sensor, light sensor is connected with computer.
The above-mentioned online deviation correcting device of the deep hole machining based on laser acquisition principle, it is characterized in that: described laser orientation piece is installed on knife bar, between prism of corner cube bearing and laser beam emitting device, parallelly on laser orientation piece have two pairs and cross unthreaded holes, be respectively and cross unthreaded hole and No. two for No. one and cross unthreaded holes. The incident beam that laser beam emitting device sends is injected through the unthreaded hole of crossing for No. of laser orientation piece, and light beam, by after prism of corner cube, to be parallel to the direction before incident, is crossed unthreaded hole from No. two and penetrated, and return laser light light beam is parallel with the axis of knife bar; In the time of debugging laser direction, adopt laser orientation piece, after debugging, laser orientation piece is retained or withdrawn.
The above-mentioned online deviation correcting device of the deep hole machining based on laser acquisition principle, is characterized in that: described deep hole tools is boring cutter or reamer or drill bit or honing head.
The above-mentioned online deviation correcting device of the deep hole machining based on laser acquisition principle, is characterized in that: described described antiwear heat resisting piece is carbide alloy.
The above-mentioned online deviation correcting device of the deep hole machining based on laser acquisition principle, is characterized in that: described heater is resistance heater or electromagnetic heater or infrared heater.
The above-mentioned online deviation correcting device of the deep hole machining based on laser acquisition principle, is characterized in that: described metal derby quantity is more than 3 or 3.
The utility model makes full use of the specific properties work of laser and prism, detects online the position of deep hole tools. The laser beam emitting device being positioned on outrigger is launched laser, after prism of corner cube reflection, be radiated on light sensor, hot spot by light sensor changes the deflection of reflection deep hole tools or deep hole axis, by the Real time vision result that detects and rectify a deviation. In the time that deep hole tools departs from tram, the utility model also can be corrected the position of deep hole tools, its principle is: in the time of deep hole tools right avertence, be positioned at the heater heating on right side, metal derby expands, the antiwear heat resisting piece at metal derby top contacts with inner hole of workpiece hole wall, and interaction force makes deep hole tools get back to correct position; In like manner, in the time of deep hole tools left avertence, be positioned at the heater heating in left side, make deep hole tools get back to correct position. In a word, in the utility model, make one or more heater heating, can realize the deflection of correcting deep hole tools in non-stop-machine situation. Heating-up temperature is relevant with required correction amount.
In the time that drill bit departs from tram, in the utility model, on light sensor, hot spot changes, A/D converter can be converted into data signal by variable quantity, computer is processed the data signal of reception, export certain DC voltage according to the output control signal driving power of computer, make to be positioned at the heater heating on metal derby, and then corresponding metal derby is expanded, the endoporus that therefore the antiwear heat resisting piece at metal derby top has been processed with workpiece contacts. The utility model proposes to correct by the expansion of metal derby the position of deep hole tools first, makes deep hole tools in correct position.
The beneficial effects of the utility model: the utility model can ensure that processed deep hole has good linearity and positional precision. Concrete effect is as follows. The first, due to laser beam emitting device, light sensor is positioned on outrigger, thereby has avoided the harmful effect to laser beam emitting device and sensor of the high temperature that produces in process. As one of laser beam emitting device or light sensor are placed in hole, be subject to the impact of high temperature, be difficult to reach detection effect of the present utility model. The utility model takes full advantage of the parallel retroeflection characteristic of prism of corner cube to laser, so can obtain above-mentioned effect. The second, by observing the image of Computer display, detect online the change in location of deep hole tools, grasp in time the duty of workpiece rotation, deep hole tools feeding deep hole machining. The variation of deep hole tools position has reflected the quality in hole indirectly, so the utility model can be used as deep hole straightness check tool and uses. The 3rd, find can correct in time deep hole tools position deviation after deep hole tools deflection. On the utility model knife bar circumferencial direction, the metal derby containing heater is installed, metal derby top is provided with antiwear heat resisting piece, heater is resistance heater or electromagnetic heater or infrared heater, volume is little, displacement resolution is high, response is fast, High power output, makes to adjust in time deep hole tools position become possibility by heater. Especially it is worth emphasizing that, the utility model is corrected deep hole tools deflection by the principle of expanding with heat and contract with cold, and only electric wire need be guided into the elements such as resistance, and structure is very compact. In a word, the utility model has promoted the solution of a deep hole machining correction difficult problem.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model,
Fig. 2 be the utility model cutter spindle to schematic diagram,
Fig. 3 is laser orientation schematic diagram,
In figure: 1-main spindle box, 2-main shaft, 3-expansion set, 4-clamp nut, 5-core retainer plate, 6-clamper, 7-workpiece, 8-trip bolt, 9-deep hole tools, 10-metal derby, 11-prism of corner cube bearing, 12-prism of corner cube, 13-knife bar, 14-centre frame, 15-laser beam emitting device, 16-light sensor, 17-computer, 18-arbor support, 19-slide carriage, 20-bed piece, 21-antiwear heat resisting piece, 22-heater, 23-outrigger, 24-laser orientation piece, 25-crosses unthreaded hole No. mono-, and 26-crosses unthreaded hole No. bis-.
Detailed description of the invention
By reference to the accompanying drawings detailed description of the invention of the present utility model is further described, these detailed description of the invention are of the present utility model for illustrating, the utility model are not done to any restriction.
Embodiment one:
As Fig. 1, Fig. 2, shown in Fig. 3, the utility model workpiece 7 rotates, deep hole tools 9 feedings. On workpiece 7, there is bottom outlet, need the deep hole of boring axis horizontal.
The utility model comprises deep hole tools 9, knife bar 13, main spindle box 1, main shaft 2, expansion set 3, clamp nut 4, core retainer plate 5, clamper 6, trip bolt 8, metal derby 10, prism of corner cube bearing 11, prism of corner cube 12, centre frame 14, laser beam emitting device 15, light sensor 16, computer 17, arbor support 18, slide carriage 19, bed piece 20, antiwear heat resisting piece 21, heater 22, outrigger 23, laser orientation piece 24 etc. Rotate by workpiece 7, deep hole tools 9 feedings carry out deep hole processing; Workpiece 7 one end are by clamper 6 clamping and positioning, and the other end is supported by centre frame 14, drive its rotation by lathe power.
Deep hole tools 9 is fixed on knife bar 13 by trip bolt 8, one end of knife bar 13 is fixed on arbor support 18, arbor support 18 is fixed on slide carriage 19, slide carriage 19 is placed on bed piece 20, the other end of knife bar 13 stretches in the hole of core retainer plate 5, on core retainer plate 5, cover has the expansion set 3 with tapering, expansion set 3 is positioned at the hole of main spindle box 1 main shaft 2, contact with hole wall, expansion set 3 one end and clamp nut 4 end contacts, clamp nut 4 is connected with the threaded portion of core retainer plate 5, be positioned at the hole of main shaft 2, in the time that spindle hole is taper hole, core retainer plate 5 is circular cone or cylinder with expansion set 3 contact portions, in the time that spindle hole is cylindrical hole, core retainer plate 5 is circular cone with expansion set 3 contact portions, expansion set 3 axially has the elongated slot of 3 or 4 deciles, formation can centripetal contraction jaw, expansion set 3 is shunk and become possibility, apart from deep hole tools 9 nearby, several metal derbies 10 are along the circumferential direction evenly installed on knife bar 13, each metal derby 10 inside are placed with heater 22, metal derby 10 tops are provided with antiwear heat resisting piece 21, the radial contour size that metal derby 10 and antiwear heat resisting piece 21 form is less than workpiece 7 diameter of machining hole, when not adstante febre of heater 22, metal derby 10 does not expand, the antiwear heat resisting piece 21 at its top does not contact with workpiece 7 endoporus hole walls, when after heater 22 heatings, metal derby 10 expanded by heating, the antiwear heat resisting piece 21 at its top contacts with workpiece 7 endoporus hole walls, metal derby 10 is positioned at a side of machining hole, at metal derby 10 and between the end face of deep hole processing, prism of corner cube bearing 11 has been installed, prism of corner cube 12 is installed on prism of corner cube bearing 11, laser beam emitting device 15 and light sensor 16 are housed in the altitude range corresponding to prism of corner cube 12, laser beam emitting device 15 and light sensor 16 are installed on outrigger 23, be positioned at outer workpiece, outrigger 23 is fixed on bed piece 20, the incident beam that laser beam emitting device 15 sends is by laser orientation piece 24 orientations, be parallel to the initial axis of knife bar 13 through directed incident beam, incident beam is the gap with workpiece 7 through knife bar 13, after prism of corner cube 12, form Returning beam, Returning beam returns through knife bar 13 and the gap of workpiece 7, arrive light sensor 16, light sensor 16 passes to signal computer 17 again. above-mentioned Returning beam and initial laser beam incident line parallel, but opposite direction. the information that anacom 17 gathers is obtained deep hole linearity. in deep hole machining process, when deep hole tools 9 departs from original correct position, the hot spot on light sensor 16 surfaces changes, and hot spot change information is transferred to computer 17, and the output control signal driving power of computer 17 is exported certain DC voltage.
Laser orientation piece has two pairs to cross unthreaded holes, is respectively and crosses unthreaded hole 25 for No. one, crosses unthreaded hole 26 No. two. Adjust laser beam, its unthreaded hole 25 of crossing one to one number that passes laser orientation piece 24 is injected, light beam, by after prism of corner cube 12, to be parallel to the direction before incident, is crossed unthreaded holes 26 from another to No. two and is penetrated, and laser beam is parallel with the axis of knife bar 13.
Embodiment two: without bottom outlet, need to process the deep hole of axis horizontal on workpiece 7. In this case, the utility model is without expansion set 3, clamp nut 4, and core retainer plate 5, other are with embodiment one.
Claims (6)
1. the online deviation correcting device of the deep hole machining based on laser acquisition principle, comprise deep hole tools, knife bar, deep hole tools is fixed on knife bar, one end of knife bar is fixed on arbor support, arbor support is fixed on slide carriage, slide carriage is placed on bed piece, it is characterized in that: the other end of knife bar stretches in the hole of core retainer plate, on core retainer plate 5, cover has the expansion set 3 with tapering, expansion set is positioned at the hole of headstock spindle, contact with hole wall, expansion set 3 one end and clamp nut end contact, clamp nut is connected with the threaded portion of core retainer plate, be positioned at the hole of main shaft, in the time that spindle hole is taper hole, core retainer plate and expansion set contact portion are circular cone or cylinder, in the time that spindle hole is cylindrical hole, core retainer plate and expansion set contact portion are circular cone, expansion set has groove, approach on the knife bar of deep hole tools several metal derbies are along the circumferential direction evenly installed, each metal derby inside is placed with heater, metal derby top is provided with antiwear heat resisting piece, the radial contour size that metal derby and antiwear heat resisting piece form is less than the workpiece diameter of machining hole, when not adstante febre of heater, metal derby does not expand, the antiwear heat resisting piece at its top does not contact with inner hole of workpiece hole wall, when after heater heating, metal derby expanded by heating, the antiwear heat resisting piece at its top contacts with inner hole of workpiece hole wall, metal derby is positioned at a side of machining hole, at metal derby and between the end face of deep hole processing, prism of corner cube bearing has been installed, on prism of corner cube bearing, prism of corner cube is installed, laser beam emitting device and light sensor are housed in the altitude range corresponding to prism of corner cube, laser beam emitting device and light sensor are installed on outrigger, outrigger is fixed on bed piece, the incident beam that laser beam emitting device sends is by laser orientation piece orientation, be parallel to the initial axis of knife bar through directed incident beam, incident beam is through the gap of knife bar and workpiece, after prism of corner cube, form Returning beam, Returning beam returns through the gap of knife bar and workpiece, arrive light sensor, light sensor is connected with computer.
2. the online deviation correcting device of the deep hole machining based on laser acquisition principle according to claim 1, it is characterized in that described laser orientation piece is installed on knife bar, between prism of corner cube bearing and laser beam emitting device, parallelly on laser orientation piece have two pairs and cross unthreaded holes, be respectively and cross unthreaded hole and No. two for No. one and cross unthreaded holes.
3. the online deviation correcting device of the deep hole machining based on laser acquisition principle according to claim 1, is characterized in that described deep hole tools is boring cutter or reamer or drill bit or honing head.
4. the online deviation correcting device of the deep hole machining based on laser acquisition principle according to claim 1, is characterized in that described antiwear heat resisting piece is carbide alloy.
5. the online deviation correcting device of the deep hole machining based on laser acquisition principle according to claim 1, is characterized in that described heater is resistance heater or electromagnetic heater or infrared heater.
6. the online deviation correcting device of the deep hole machining based on laser acquisition principle according to claim 1, is characterized in that described metal derby quantity is more than 3 or 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520903379.7U CN205254190U (en) | 2015-11-13 | 2015-11-13 | Online deviation correcting device of BTA based on laser detection principle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520903379.7U CN205254190U (en) | 2015-11-13 | 2015-11-13 | Online deviation correcting device of BTA based on laser detection principle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205254190U true CN205254190U (en) | 2016-05-25 |
Family
ID=55995741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520903379.7U Withdrawn - After Issue CN205254190U (en) | 2015-11-13 | 2015-11-13 | Online deviation correcting device of BTA based on laser detection principle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205254190U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105345094A (en) * | 2015-11-13 | 2016-02-24 | 中北大学 | Deep-hole machining online deviation rectifying device based on laser detection principle |
| CN110231002A (en) * | 2019-06-20 | 2019-09-13 | 中北大学 | Horizontal hole detector |
| CN110231001A (en) * | 2019-06-20 | 2019-09-13 | 中北大学 | Optical aperture detection device |
| CN114749700A (en) * | 2021-12-10 | 2022-07-15 | 盐城工学院 | Magnetic auxiliary control method for straightness error of non-magnetic material gun drill processing |
| CN117047572A (en) * | 2023-10-10 | 2023-11-14 | 中北大学 | Eccentric spindle piezoelectric micro-control self-loading double-frequency ultrasonic composite honing tool |
-
2015
- 2015-11-13 CN CN201520903379.7U patent/CN205254190U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105345094A (en) * | 2015-11-13 | 2016-02-24 | 中北大学 | Deep-hole machining online deviation rectifying device based on laser detection principle |
| CN110231002A (en) * | 2019-06-20 | 2019-09-13 | 中北大学 | Horizontal hole detector |
| CN110231001A (en) * | 2019-06-20 | 2019-09-13 | 中北大学 | Optical aperture detection device |
| CN114749700A (en) * | 2021-12-10 | 2022-07-15 | 盐城工学院 | Magnetic auxiliary control method for straightness error of non-magnetic material gun drill processing |
| CN117047572A (en) * | 2023-10-10 | 2023-11-14 | 中北大学 | Eccentric spindle piezoelectric micro-control self-loading double-frequency ultrasonic composite honing tool |
| CN117047572B (en) * | 2023-10-10 | 2023-12-08 | 中北大学 | Eccentric spindle piezoelectric micro-control self-loading double-frequency ultrasonic composite honing tool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105345094B (en) | The online deviation correcting device of deep hole machining based on laser acquisition principle | |
| CN205254190U (en) | Online deviation correcting device of BTA based on laser detection principle | |
| CN105382632B (en) | Rear-mounted deep hole machining on-line checking and deviation correcting device | |
| CN103567815B (en) | Based on the test of numerical control machine tool cutting Thermal Error and the evaluation method of milling aperture | |
| CN106271880B (en) | Measuring system that is a kind of while measuring milling process milling cutter and workpiece temperature | |
| CN104551091A (en) | Method for machining small deep hole of part by using peck type variable speed drilling | |
| CN104889820A (en) | Novel method for measuring drilling and cutting temperature | |
| CN109604682B (en) | High-precision conical surface deep hole machining process for large-scale shielding motor temperature sensor sleeve | |
| CN205254694U (en) | Rear -mounted BTA on -line measuring and deviation correcting device | |
| CN102773737A (en) | Turning machining method of flange bolt as well as positioning and clamping device for same | |
| CN201833192U (en) | Clamping device for processing inclined hole on cylindrical surface of shaft | |
| CN202684125U (en) | Stainless steel pipe inner wall cutter | |
| CN103286338B (en) | AP1000 steam generator tube sheet group hole High Efficient Machining Technology method | |
| CN202123385U (en) | Connecting device of quick positioning cutter | |
| CN211317109U (en) | Laser detection device for machining allowance of inner cavity of complex box | |
| CN203579318U (en) | Turning and online detection device for small deep blind holes | |
| CN206366706U (en) | A kind of saw plate hole machined positioner | |
| CN101590537A (en) | Processing method of coupling flange hole | |
| CN202622002U (en) | Online detection and deviation rectification system for small-diameter deep hole drilling laser guidance | |
| CN102658382A (en) | Automatic correction bracket for machining deep holes of non-magnetic drilling tools | |
| AU2013100701A4 (en) | Three-jaw Chuck Convenient for Concentrically Positioning Center Hole of Axis Workpiece | |
| CN205910065U (en) | Static loading experiment device of numerical control lathe turret | |
| CN204430772U (en) | Turnning and milling composite multipurpose one Digit Control Machine Tool | |
| CN202667747U (en) | Combined drilling tool for numerically controlled lathe | |
| CN101254547A (en) | Method for processing taper shank drill into straight shank drill |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160525 Effective date of abandoning: 20180907 |