CN201361799Y - System for automatically controlling variable angles of grinding wheel main shaft of full-automatic numerical control roll grinding machine - Google Patents
System for automatically controlling variable angles of grinding wheel main shaft of full-automatic numerical control roll grinding machine Download PDFInfo
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- CN201361799Y CN201361799Y CNU2009200352128U CN200920035212U CN201361799Y CN 201361799 Y CN201361799 Y CN 201361799Y CN U2009200352128 U CNU2009200352128 U CN U2009200352128U CN 200920035212 U CN200920035212 U CN 200920035212U CN 201361799 Y CN201361799 Y CN 201361799Y
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- grinding
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- grinding wheel
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- static pressure
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Abstract
The utility model discloses a system for automatically controlling variable angles of a grinding wheel main shaft of a full-automatic numerical control roll grinding machine; a full-digital AC servomotor outputs power to a ball screw fitting; the ball screw fitting is screwed with a nut sleeve; a guide rod is connected with the nut sleeve through a positioning sliding block; one end of a swing stem is positioned on the nut sleeve; a balancing weight is fixedly connected on the swing stem; the sleeve pipe is fixedly sleeved on the outer side of a dynamic-static-pressure grinding head; the sleeve pipe is inclined in the axial direction relative to the dynamic-static-pressure grinding head; an intersection point of the axial line of the sleeve pipe and the central line of a main shaft of a static-pressure eccentric bushing of the dynamic-static-pressure grinding head is positioned on the radial surface of the geometric center of a grinding wheel of the dynamic-static-pressure grinding head; the outer side of the sleeve pipe can be rotatably positioned on a grinding frame in the axial direction; the other end of the swing stem is fixedly connected with the sleeve pipe; and a main axial line of the static-pressure eccentric bushing and a main axial line of the grinding wheel are driven by the sleeve pipe to swing around the geometric central point of the grinding wheel relative to the axial line of the roll, so that the operating surface of the grinding wheel is tangential to the surface of the roll all the time, the curve grinding error is reduced, spiral veins is prevented from forming on the surface of the roll, and the curve grinding precision, quality and efficiency are improved.
Description
Technical field
The utility model relates to a kind of full-automatic numerical control roll grinding machine high order curve automatically grinding device, particularly a kind of grinding wheel spindle variable-angle automatic control system of fully-automatic digital control roll grinding machine.
Background technology
At present, when roll grinder carries out camber grinding at the roll surface of breaker roll, the roll surface curve of wheel face and roll is not tangent, the grinding working face of emery wheel has caused roller surface grinding curve to have error in grinding like this, the error that this error produces when the slope of the curvature of curve of roller surface or oblique line is big more is also big more, simultaneously, the edge of emery wheel working face also can form the spiral lines at roller surface, great like this grinding accuracy, grinding quality and the grinding efficiency that influences the curve-like roller surface.
Summary of the invention
In order to remedy above deficiency, the utility model provides a kind of grinding wheel spindle variable-angle automatic control system of fully-automatic digital control roll grinding machine, this grinding wheel spindle variable-angle automatic control system of fully-automatic digital control roll grinding machine mechanism is simple, use reliable, effectively guarantee the grinding accuracy and the quality of curve-like roller surface, and effectively improved grinding efficiency.
The utility model for the technical scheme that solves its technical problem and adopt is: a kind of grinding wheel spindle variable-angle automatic control system of fully-automatic digital control roll grinding machine, comprise the digital ac servo motor, reductor, shaft coupling, ball screw assembly,, nut sleeve, guide post, positioning sliding block, fork, balancing weight, mill frame and grinding dynamic and static pressure grinding wheel head, the power of digital ac servo motor is exported to reductor, the clutch end of reductor connects the shaft coupling power intake, the shaft coupling clutch end connects the ball wire bar pair power intake, ball wire bar pair and nut sleeve freely are connected with a joggle by screw thread, slidably set firmly a location slide block on the guide post, nut sleeve is fixedlyed connected with positioning sliding block, fork one end places above the nut sleeve, fork is connected near nut sleeve one side and balancing weight, be provided with a sleeve, this sleeve fixed cover is located at the grinding dynamic and static pressure grinding wheel head outside, the relative grinding dynamic and static pressure grinding wheel head axioversion of this sleeve set angle, this grinding dynamic and static pressure grinding wheel head comprises the static pressure eccentric bushing, grinding wheel spindle and emery wheel, the intersection point of the spindle centerline of the static pressure eccentric bushing of the axial line of this sleeve and grinding dynamic and static pressure grinding wheel head is positioned on the emery wheel geometric center sagittal plane of this grinding dynamic and static pressure grinding wheel head, this sleeve outside rotatable shaft is to being positioned to grind on the frame, fork is connected away from nut sleeve one end and sleeve lateral wall, fork one end follow nut sleeve when moving up and down its other end drive sleeve and inner grinding dynamic and static pressure grinding wheel head rotates around the sleeve axial line, thereby the axis that makes the static pressure eccentric bushing spindle centerline of the grinding dynamic and static pressure grinding wheel head in the sleeve and grinding wheel spindle is done the swing of set angle around the relative roll axis of emery wheel geometric center point, the swing of the axis of grinding wheel spindle can make the emery wheel working surface follow the variation of roller surface curvature all the time and adjust, so make grinding machine in the work engineering its emery wheel working surface all the time with the contact of a curve of roller surface.
As further improvement of the utility model, structure is the sleeve rotatable shaft on the frame to being positioned to grind: the mill frame is provided with a fixing hole sleeve activity and is inserted in this fixing hole, the fixing hole inboard of mill frame is provided with a ring-type clip slot, sleeve one end is provided with a positioning block, this locating piece just can be placed in this ring-type clip slot, the locating piece of sleeve can only rotate around the sleeve axial line along the ring-type clip slot of mill frame, can't slide along the sleeve axial line, prevented that effectively sleeve from axial float taking place in the course of the work, guaranteed the stability and the precision of grinding.
As further improvement of the utility model, described grinding dynamic and static pressure grinding wheel head is heavy-duty numerical control roll grinder high speed, high-rate grinding grinding dynamic and static pressure grinding wheel head.
Useful technique effect of the present utility model is: the utility model makes nut sleeve do vertical moving up and down along ball screw assembly, by the rotation of ball screw assembly, and the longitudinal register of guide post, and then make fork one end follow nut sleeve precisely to move up and down, thereby driving sleeve by fork rotates, relative its inner grinding dynamic and static pressure grinding wheel head axioversion set angle of this sleeve again, and the intersection point of the center line of the axial line of this sleeve and static pressure eccentric bushing is positioned on the emery wheel geometric center sagittal plane of this grinding dynamic and static pressure grinding wheel head, the static pressure eccentric bushing main shaft of grinding dynamic and static pressure grinding wheel head and grinding wheel spindle line are just done the swing of set angle around the relative roll axial line of emery wheel geometric center point under the drive of sleeve like this, make grinding machine keep tangent state with the curve of roller surface all the time at camber grinding process medium plain emery wheel working surface, and then reduced the camber grinding error, and avoided emery wheel working surface edge to form the spiral lines at roller surface, camber grinding precision and quality have effectively been improved, because grinding process medium plain emery wheel working surface is that face contacts with roller surface, effectively improved grinding efficiency again.
Description of drawings
Fig. 1 is a front view of the present utility model;
Fig. 2 is the A-A cutaway view of Fig. 1.
The specific embodiment
Embodiment: a kind of grinding wheel spindle variable-angle automatic control system of fully-automatic digital control roll grinding machine, comprise digital ac servo motor 1, reductor 2, shaft coupling 3, ball screw assembly, 4, nut sleeve 5, guide post 6, positioning sliding block 7, fork 8, balancing weight 9, mill frame 10 and grinding dynamic and static pressure grinding wheel head 12, the power of digital ac servo motor 1 is exported to reductor 2, the clutch end of reductor 2 connects shaft coupling 3 power intakes, shaft coupling 3 clutch ends connect ball wire bar pair 4 power intakes, ball wire bar pair 4 and nut sleeve 5 freely are connected with a joggle by screw thread, slidably set firmly a location slide block 7 on the guide post 6, nut sleeve 5 is fixedlyed connected with positioning sliding block 7, fork 8 one ends place above the nut sleeve 5, fork 8 is connected near nut sleeve 5 one sides and balancing weight 9, be provided with a sleeve 11, these sleeve 11 fixed covers are located at grinding dynamic and static pressure grinding wheel head 12 outsides, these sleeve 11 relative grinding dynamic and static pressure grinding wheel head 12 axioversion set angles, this grinding dynamic and static pressure grinding wheel head 12 comprises static pressure eccentric bushing 121, grinding wheel spindle 128 and emery wheel 122, the axial line 112 of this sleeve 11 is positioned on the emery wheel 122 geometric center sagittal planes 123 of this grinding dynamic and static pressure grinding wheel head 12 with the intersection point of the spindle centerline 124 of the static pressure eccentric bushing 121 of grinding dynamic and static pressure grinding wheel head 12, this sleeve outside rotatable shaft is to being positioned to grind on the frame 10, fork 8 is connected away from nut sleeve 5 one ends and sleeve 11 lateral walls, fork 8 one ends follow nut sleeve 5 when moving up and down its other end drive sleeve 11 and inner grinding dynamic and static pressure grinding wheel head 12 rotates around sleeve 11 axial lines 112, thereby the axis 125 that makes static pressure eccentric bushing 121 spindle centerlines 124 of the grinding dynamic and static pressure grinding wheel head 12 in the sleeve 11 and grinding wheel spindle 128 is done the swing of set angle around emery wheel 122 geometric center point 126 relative roll axis, the swing of the axis 125 of grinding wheel spindle 128 can make emery wheel working surface 127 follow the variation of roller surface curvature all the time and adjust, so make grinding machine in the work engineering its emery wheel working surface 127 all the time with the contact of a curve of roller surface.
Structure is described sleeve 11 rotatable shafts on the frame 10 to being positioned to grind: mill frame 10 is provided with 11 activities of a fixing hole 101 sleeves and is inserted in this fixing hole 101, fixing hole 101 inboards of mill frame 10 are provided with a ring-type clip slot 102, sleeve 11 1 ends are provided with a positioning block 111, this locating piece 111 just can be placed in this ring-type clip slot 102, the locating piece 111 of sleeve 11 can only rotate around sleeve 11 axial lines 112 along the ring-type clip slot 102 of mill frame 10, can't slide along sleeve 11 axial lines 112, prevented that effectively sleeve 11 from axial float taking place in the course of the work, guaranteed the stability and the precision of grinding.
Described grinding dynamic and static pressure grinding wheel head 12 is heavy-duty numerical control roll grinder high speed, high-rate grinding grinding dynamic and static pressure grinding wheel head.
Claims (3)
1. grinding wheel spindle variable-angle automatic control system of fully-automatic digital control roll grinding machine, comprise digital ac servo motor (1), reductor (2), shaft coupling (3), ball screw assembly, (4), nut sleeve (5), guide post (6), positioning sliding block (7), fork (8), balancing weight (9), mill frame (10) and grinding dynamic and static pressure grinding wheel head (12), the power of digital ac servo motor (1) is exported to reductor (2), the clutch end of reductor (2) connects shaft coupling (3) power intake, shaft coupling (3) clutch end connects ball wire bar pair (4) power intake, ball wire bar pair (4) freely is connected with a joggle by screw thread with nut sleeve (5), slidably set firmly a location slide block (7) on the guide post (6), nut sleeve (5) is fixedlyed connected with positioning sliding block (7), fork (8) one ends place above the nut sleeve (5), fork (8) is connected near nut sleeve (5) one sides and balancing weight (9), it is characterized in that: be provided with a sleeve (11), this sleeve (11) fixed cover is located at grinding dynamic and static pressure grinding wheel head (12) outside, this sleeve (11) is grinding dynamic and static pressure grinding wheel head (12) axioversion set angle relatively, this grinding dynamic and static pressure grinding wheel head (12) comprises static pressure eccentric bushing (121), grinding wheel spindle (128) and emery wheel (122), the axial line (112) of this sleeve (11) is positioned on emery wheel (122) the geometric center sagittal plane (123) of this grinding dynamic and static pressure grinding wheel head (12) with the intersection point of the spindle centerline (124) of the static pressure eccentric bushing (121) of grinding dynamic and static pressure grinding wheel head (12), this sleeve outside rotatable shaft is to being positioned to grind on the frame (10), and fork (8) is connected away from nut sleeve (5) one ends and sleeve (11) lateral wall.
2. a kind of grinding wheel spindle variable-angle automatic control system of fully-automatic digital control roll grinding machine according to claim 1, it is characterized in that: sleeve (11) rotatable shaft to being positioned to grind the last structure of frame (10) is: mill frame (10) is provided with a fixing hole (101) sleeve (11) activity and is inserted in this fixing hole (101), fixing hole (101) inboard of mill frame (10) is provided with a ring-type clip slot (102), sleeve (11) one ends are provided with a positioning block (111), and this locating piece (111) just can be placed in this ring-type clip slot (102).
3. a kind of grinding wheel spindle variable-angle automatic control system of fully-automatic digital control roll grinding machine according to claim 1 is characterized in that: described grinding dynamic and static pressure grinding wheel head (12) is heavy-duty numerical control roll grinder high speed, high-rate grinding grinding dynamic and static pressure grinding wheel head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200352128U CN201361799Y (en) | 2009-03-11 | 2009-03-11 | System for automatically controlling variable angles of grinding wheel main shaft of full-automatic numerical control roll grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200352128U CN201361799Y (en) | 2009-03-11 | 2009-03-11 | System for automatically controlling variable angles of grinding wheel main shaft of full-automatic numerical control roll grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201361799Y true CN201361799Y (en) | 2009-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200352128U Expired - Lifetime CN201361799Y (en) | 2009-03-11 | 2009-03-11 | System for automatically controlling variable angles of grinding wheel main shaft of full-automatic numerical control roll grinding machine |
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| CN (1) | CN201361799Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101829932B (en) * | 2009-03-11 | 2011-09-21 | 昆山华辰机器制造有限公司 | Grinding wheel spindle variable-angle automatic control system of fully-automatic digital control roll grinding machine |
| CN102275105A (en) * | 2011-08-09 | 2011-12-14 | 安徽省尚美精密机械科技有限公司 | Taper plug-in type spindle rotating device and processing equipment |
| CN103213069A (en) * | 2013-04-19 | 2013-07-24 | 杭州电子科技大学 | Constant-power grinding control device and constant-power grinding control method on basis of vibration frequency characteristic of grinding wheel |
| CN103358190A (en) * | 2012-03-31 | 2013-10-23 | 上海信鹏印刷器材有限公司 | Dynamic cutter belt dimension control device for accurate cutter belt grinding device and control method thereof |
| CN107530860A (en) * | 2015-02-18 | 2018-01-02 | 特诺恩股份公司 | Advanced using the micrometer of main shaft rotation axis and controlled and inclined main shaft orientation |
| CN116372806A (en) * | 2023-06-07 | 2023-07-04 | 华辰精密装备（昆山）股份有限公司 | Grinding wheel variable angle adjusting device, adjusting method and electric spindle grinding system |
-
2009
- 2009-03-11 CN CNU2009200352128U patent/CN201361799Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101829932B (en) * | 2009-03-11 | 2011-09-21 | 昆山华辰机器制造有限公司 | Grinding wheel spindle variable-angle automatic control system of fully-automatic digital control roll grinding machine |
| CN102275105A (en) * | 2011-08-09 | 2011-12-14 | 安徽省尚美精密机械科技有限公司 | Taper plug-in type spindle rotating device and processing equipment |
| CN103358190A (en) * | 2012-03-31 | 2013-10-23 | 上海信鹏印刷器材有限公司 | Dynamic cutter belt dimension control device for accurate cutter belt grinding device and control method thereof |
| CN103358190B (en) * | 2012-03-31 | 2015-07-15 | 上海信鹏印刷器材有限公司 | Dynamic cutter belt dimension control device for accurate cutter belt grinding device and control method thereof |
| CN103213069A (en) * | 2013-04-19 | 2013-07-24 | 杭州电子科技大学 | Constant-power grinding control device and constant-power grinding control method on basis of vibration frequency characteristic of grinding wheel |
| CN103213069B (en) * | 2013-04-19 | 2016-07-13 | 杭州电子科技大学 | A kind of invariable power grinding control method based on emery wheel frequency of vibration characteristic |
| CN107530860A (en) * | 2015-02-18 | 2018-01-02 | 特诺恩股份公司 | Advanced using the micrometer of main shaft rotation axis and controlled and inclined main shaft orientation |
| CN107530860B (en) * | 2015-02-18 | 2020-08-25 | 特诺恩股份公司 | Spindle positioning using micrometric forward control and tilting of the spindle rotation axis |
| CN116372806A (en) * | 2023-06-07 | 2023-07-04 | 华辰精密装备（昆山）股份有限公司 | Grinding wheel variable angle adjusting device, adjusting method and electric spindle grinding system |
| CN116372806B (en) * | 2023-06-07 | 2023-08-29 | 华辰精密装备（昆山）股份有限公司 | Grinding wheel variable angle adjusting device, adjusting method and electric spindle grinding system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20091216 Effective date of abandoning: 20090311 |