CN211760513U - Gantry grinding machine - Google Patents
Gantry grinding machine Download PDFInfo
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- CN211760513U CN211760513U CN201922084386.XU CN201922084386U CN211760513U CN 211760513 U CN211760513 U CN 211760513U CN 201922084386 U CN201922084386 U CN 201922084386U CN 211760513 U CN211760513 U CN 211760513U
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Abstract
The utility model discloses a planogrinder, which comprises a measuring device; the measuring device can move along the X-axis direction, one end of the measuring device, which is close to the bed base, is provided with an optical measuring head, and the optical measuring head is used for detecting the outer diameter of the processed workpiece in real time. The utility model provides a pair of planogrinder can measure the size of work piece when rotating through measuring device, can control the work piece in the deformation of rotation in-process, and then makes the cooperation precision of work piece in the use controllable.
Description
Technical Field
The utility model relates to a planogrinder field especially relates to a planogrinder of size when measurable quantity work piece rotates.
Background
The conventional grinding machine mainly comprises vertical grinding and horizontal grinding aiming at the grinding of a workpiece, the centrifugal force of a single shaft machined by a common vertical grinding machine and a common horizontal grinding machine can be ignored, large-sized grouped rotor disc parts have large centrifugal force in the using process, the external dimensions of the parts are slightly deformed by the centrifugal force, the common grinding machine cannot realize high-speed grinding, the external diameter of the workpiece cannot be measured in the high-speed rotating grinding state, the consistency of the grinding state and the actual using state of the workpiece cannot be ensured, and the workpiece needs to be secondarily detected, so that the working efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a planogrinder can measure the size when the work piece rotates.
In order to achieve the above object, the present invention provides the following solutions:
a planogrinder comprises a measuring device;
the measuring device can move along the X-axis direction, one end of the measuring device, which is close to the bed base, is provided with an optical measuring head, and the optical measuring head is used for detecting the outer diameter of the processed workpiece in real time.
Further, be equipped with the work piece slip table that can follow the X axle motion on the lathe bed base, the one end of work piece slip table is fixed with first support, be equipped with the power main shaft on the first support, the other end of work piece slip table is equipped with the second support, the second support can follow the X axle motion on the work piece slip table, be equipped with driven spindle on the second support, all be equipped with benchmark dish and hydraulic clamping device on the relative terminal surface of power main shaft and driven spindle in proper order.
Further, be equipped with bearing structure that floats on the work piece slip table, bearing structure that floats includes can the last floating support that moves along the X axle direction of work piece slip table, the last backup pad that floats that is equipped with of floating support, the backup pad accessible is adjusted the screw about and is adjusted the screw and carry out position adjustment about with.
Furthermore, a grinding wheel dresser is arranged on the first support.
Furthermore, the measuring device comprises a base and a sliding seat, the base is fixed on the stand column, the sliding seat can move on the base along the Y-axis direction, and the optical measuring head is fixed on the sliding seat.
Furthermore, a grating ruler is arranged on the base along the Y-axis direction.
Further, a guide rail is arranged on the base along the Y-axis direction, a sliding block matched with the guide rail is arranged on the sliding seat, a motor is arranged at one end, far away from the bed body base, of the base, and the motor drives the sliding seat through a lead screw arranged on the base and a nut arranged on the sliding seat in a matched mode.
Furthermore, the number of the optical measuring heads is two, the two optical measuring heads are arranged oppositely along the Z-axis direction, and a proximity switch is arranged between the two optical measuring heads and used for measuring the distance between the measuring device and the processed workpiece.
Furthermore, a grinding wheel warehouse is fixed on the upright post.
Furthermore, a turning tool rest is fixed at the lower end of the main shaft.
The utility model provides a planogrinder, can measure the size of work piece when rotating through measuring device, can control the deformation of work piece at the rotation in-process, and then make the cooperation precision of work piece in the use controllable, and simultaneously, can also realize the quick replacement of the emery wheel of grinding usefulness, realize the change of the multiple type of emery wheel of many specifications, in addition, can also realize that the convenient clamp of work piece is tight, press from both sides tightly to press from both sides through hydraulic pressure and press from both sides the work piece, reduced because the mechanical type presss from both sides the damage that causes the work piece and solved the uncontrollable problem of clamp force.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a planogrinder disclosed by the present invention;
FIG. 2 is a schematic structural view of a measuring device according to the present invention;
FIG. 3 is a schematic view of a sliding table for a workpiece according to the present invention;
FIG. 4 is a schematic top view of the workpiece slide table of the present invention;
FIG. 5 is a schematic front view of a planogrinder disclosed by the present invention;
FIG. 6 is a front view of the floating support structure of the present invention;
fig. 7 is a rear view of the floating support structure of the present invention.
In the figure:
1. a measuring device; 11. an optical probe; 12. a base; 13. a slide base; 14. a guide rail; 15. a motor; 16. a proximity switch; 17. a grating scale;
2. a gantry; 21. a column; 22. a main shaft; 23. a grinding wheel;
3. a bed base;
4. a workpiece sliding table; 41. a first support; 42. a power spindle; 43. a second support; 44. a driven main shaft; 45. a hydraulic clamping device; 46. a reference plate;
5. a grinding wheel dresser;
6. a grinding wheel warehouse;
7. turning tool rest;
8. a floating support structure; 81. a floating mount; 82. a floating support plate; 83. adjusting screws up and down; 84. A left and right adjusting screw; 85. a handle; 86. a wedge block.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, a planogrinder comprises a bed base 3 and a portal frame 2; the gantry 2 can move on the bed base 3 along the X-axis direction, a cross beam at the top of the gantry is provided with a driving motor and a guide rail arranged along the Y-axis direction, the driving motor drives a gantry saddle to move on the guide rail of the cross beam along the Y-axis direction through a lead screw, and a main shaft 22 is connected with the gantry saddle through a gantry ram and moves on the gantry saddle along the Z-axis direction.
The planogrinder also comprises a measuring device 1; the measuring device 1 can move along the X-axis direction, one end of the measuring device 1 close to the lathe bed base 3 is provided with an optical measuring head 11, and the optical measuring head 11 is used for detecting the outer diameter of a processed workpiece in real time.
Further, as shown in fig. 2, the measuring apparatus includes a base 12 and a slide 13, the base 12 is fixed on a column 21, the slide 13 is movable on the base 12 in the Y-axis direction, and the optical probe 11 is fixed on the slide 13. A guide rail 14 is arranged on the base 12 along the Y-axis direction, a sliding block matched with the guide rail 14 is arranged on the sliding seat 13, a motor 15 is arranged at one end of the base 12 far away from the lathe bed base 3, and the motor 15 drives the sliding seat 13 through a lead screw arranged on the base 12 and a nut arranged on the sliding seat in a matching manner. The base 12 is provided with the grating ruler 17 along the Y-axis direction, and the grating ruler 17 can accurately measure the displacement of the optical measuring head 11 and accurately grasp the processing precision.
Further, the optical measuring heads 11 are two in total, the two optical measuring heads 11 may specifically be a transmitting end and a receiving end of a laser measuring head, and may also be optical measuring heads of other forms, the two optical measuring heads 11 are arranged oppositely along the Z-axis direction, a proximity switch 16 is arranged between the two optical measuring heads 11, and the proximity switch 16 is used for measuring a distance between the measuring device and a workpiece to be processed. One of the two optical measuring heads oppositely arranged emits laser, the other optical measuring head receives the laser, the optical measuring head approaches to the workpiece until the laser is blocked by the workpiece, and the outer diameter of the workpiece can be measured according to the data. When the proximity switch measures that the distance between the processing workpiece and the measuring device is close to a proper range, the optical measuring head starts to work, and the outer diameter of the processing workpiece is detected in real time.
Further, as shown in fig. 3 and 4, a workpiece sliding table 4 capable of moving along the X axis is arranged on the bed base, a first support 41 is fixed at one end of the workpiece sliding table 4, a power spindle 42 is arranged on the first support 41, a second support 43 is arranged at the other end of the workpiece sliding table 4, the second support 43 can move along the X axis on the workpiece sliding table 4, a driven spindle 44 is arranged on the second support 43, and a reference disc 46 and a hydraulic clamping device 45 are sequentially arranged on the opposite end surfaces of the power spindle 42 and the driven spindle 44.
And a workpiece is fixed between the power main shaft and the driven main shaft, the second support is adjusted to enable the distance between the power main shaft and the driven main shaft to be proper, and then the workpiece is clamped through the hydraulic clamping device. During machining, the power main shaft provides rotation power to drive the workpiece and the driven main shaft to rotate, and then grinding machining is performed through the grinding wheel 23. The clamping force provided by the hydraulic clamping device is adjustable within a certain range, so that the workpiece can be clamped without being damaged.
The outer diameter of the reference disc 46 is a standard value, before measurement, the optical measuring head moves towards the reference disc 46 quickly, when the proximity switch 16 senses that the distance of the reference disc 46 is short, the moving speed of the optical measuring head is reduced, the optical measuring head slowly approaches the reference disc, when laser emitted by the optical measuring head is just blocked by the reference disc, the moving distance of the optical measuring head at the moment is accurately obtained through the grating ruler, and the distance corresponds to the standard value outer diameter of the reference disc and is used as a reference for measuring the outer diameter of a workpiece.
Further, as shown in fig. 6 and 7, the workpiece slide table 4 is provided with a floating support structure 8, the floating support structure 8 includes a floating support 81 capable of moving on the workpiece slide table 4 along the X-axis direction, the floating support 81 is provided with a floating support plate 82, and the floating support plate 82 can be adjusted by an up-down adjusting screw 83 and a left-right adjusting screw 84. The floating support structure can realize concentric adjustment of the left end and the right end of a workpiece, thereby smoothly realizing hydraulic clamping of the left side and the right side, the upper adjusting screw and the lower adjusting screw push the wedge-shaped block 86 between the floating support plate and the floating support, further enabling the floating support plate to be adjusted up and down, the left adjusting screw and the right adjusting screw are three, the middle adjusting screw and the adjusting screws on the two sides exert opposite forces on the floating support plate, the floating support plate can be adjusted left and right within a certain range by adjusting the three screws, the position of the floating support plate is adjusted by the adjusting screws, the prior art is adopted, and the concrete structure is not repeated here.
Further, as shown in fig. 3 and 4, the grinding wheel dresser 5 is arranged on the first support 41, so that online dressing of the grinding wheel can be realized.
Further, as shown in fig. 5, a grinding wheel magazine 6 is fixed to the column 21. The forming grinding wheels with various angles are arranged in the grinding wheel warehouse, so that the grinding wheels can be conveniently replaced in the machining process, the phenomenon that more time is consumed due to the grinding wheel dressing is avoided, and the working efficiency is improved.
Further, as shown in fig. 5, a turning tool holder 7 is fixed to the lower end of the spindle 22. For the eccentric position with large grinding amount, the turning tool can be arranged on the turning tool rest, and the workpiece is simply and roughly turned.
In use, a workpiece is placed on the floating support structure 8 in the middle by a hoisting jig, the floating support structure 8 is adjusted in height up and down and in height left and right by the up-down adjusting screw 83 and the left-right adjusting screw 84, and the workpiece is moved in the front-rear direction together with the floating support structure 8 by the handle 85 attached to the floating bracket 81. After the workpiece is adjusted to be concentric with the power main shaft and the driven main shaft at the two ends, the workpiece is locked and clamped through the hydraulic clamping device 45. The hydraulic clamping device 45 clamps the workpiece, then starts the machine tool to run, firstly starts the measuring device to calibrate, the optical measuring head moves towards the reference disc 46 quickly, when the proximity switch 16 senses that the distance of the reference disc 46 is short, the moving speed of the optical measuring head is reduced, the optical measuring head slowly approaches the reference disc, when laser emitted by the optical measuring head is just blocked by the reference disc, the moving distance of the optical measuring head at the moment is accurately obtained through the grating ruler, the distance corresponds to the standard value outer diameter of the reference disc, and the distance is used as the reference, in order to obtain more accurate data, error factors such as the thermal stability of the machine tool are eliminated, repeated measurement is needed, and the average value of the measuring results is taken as the final reference. After calibration, the workpiece is rotated so that the optical probe 11 approaches the workpiece, and the proximity switch 16 detects the relative position with respect to the workpiece, ensuring that the optical probe 11 can detect the workpiece without colliding with the workpiece. The optical probe 11 measures the outer diameter of the workpiece, measures the maximum grinding amount, and if the maximum grinding amount reaches an allowable error range, the next grinding can be performed, the detection is performed in the grinding process, and if the maximum grinding amount is not within the allowable error range, the workpiece is detached.
During grinding, the grinding wheel library 6 is started, a proper grinding wheel 23 is selected to be installed on the main shaft to grind the workpiece, and the workpiece is detected on line through the measuring device 1 at any time during grinding to detect whether the workpiece reaches a machining allowable value.
And judging whether the grinding wheel 23 needs to be dressed on line or not according to the processing condition of the workpiece. If the grinding wheel dresser 5 needs to be dressed, the grinding wheel dresser 5 is started to dress the grinding wheel on line, and the grinding wheel dresser 5 can dress an angle grinding wheel and a flat grinding wheel.
The utility model discloses a gantry grinding machine, can realize that the workpiece carries out on-line measurement to the outer diameter of the workpiece respectively in the early stage, the middle stage and the later stage of grinding, ensures that the assembly and laminating state of the workpiece is not changed after grinding is finished, thereby ensuring the running precision of the whole component, when the workpiece is assembled into the machine, the precision of the workpiece is not changed in the running process, and the machine tool can adopt the CBN diameter grinding wheel with small diameter, thereby realizing the advantages of low loss and high rotation speed. The utility model discloses a planogrinder can also realize the quick replacement of the emery wheel of grinding usefulness, realizes the change of the multiple type of emery wheel of many specifications, has saved the time of online finishing special angle emery wheel, and the emery wheel dresser is responsible for repairing because the emery wheel leads to the unevenness of emery wheel surface in the course of working wearing and tearing. Additionally, the utility model discloses a planogrinder can realize that the convenience of work piece presss from both sides tightly, presss from both sides tightly to press from both sides tightly the work piece through hydraulic pressure, has reduced because the mechanical type presss from both sides the damage that causes the work piece and has solved the uncontrollable problem of clamp force.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A planogrinder is characterized by comprising a measuring device (1);
the measuring device (1) can move along the X-axis direction, one end, close to the lathe bed base (3), of the measuring device (1) is provided with an optical measuring head (11), and the optical measuring head (11) is used for detecting the outer diameter of a machined workpiece in real time.
2. A planogrinder according to claim 1, characterized in that the bed base is provided with a workpiece sliding table (4) capable of moving along the X axis, one end of the workpiece sliding table (4) is fixed with a first support (41), the first support (41) is provided with a power spindle (42), the other end of the workpiece sliding table (4) is provided with a second support (43), the second support (43) is capable of moving along the X axis on the workpiece sliding table (4), the second support (43) is provided with a driven spindle (44), and the opposite end faces of the power spindle (42) and the driven spindle (44) are respectively provided with a reference disc (46) and a hydraulic clamping device (45) in sequence.
3. A planogrinder according to claim 2, characterized in that a floating support structure (8) is provided on the workpiece sliding table (4), the floating support structure (8) includes a floating support (81) capable of moving on the workpiece sliding table (4) along the X-axis direction, a floating support plate (82) is provided on the floating support (81), and the floating support plate (82) can be adjusted in position by an up-down adjusting screw (83) and a left-right adjusting screw (84).
4. A planogrinder machine according to claim 2 or 3, characterized in that the first support (41) is provided with a dresser (5).
5. A planogrinder according to claim 1, characterized in that the measuring device comprises a base (12) and a slide (13), the base (12) is fixed on a column (21), the slide (13) is movable on the base (12) along the Y-axis direction, and the optical probe (11) is fixed on the slide (13).
6. A planogrinder machine according to claim 5, characterized in that the base (12) is provided with a grating ruler (17) along the Y-axis direction.
7. A planogrinder according to claim 5 or 6, characterized in that the base (12) is provided with a guide rail (14) along the Y-axis direction, the slide (13) is provided with a slide block matched with the guide rail (14), one end of the base (12) far away from the bed base (3) is provided with a motor (15), and the motor (15) drives the slide (13) through a lead screw arranged on the base (12) and a nut arranged on the slide.
8. A planogrinder according to claim 1, characterized in that there are two optical measuring heads (11), the two optical measuring heads (11) are arranged oppositely along the Z-axis direction, a proximity switch (16) is arranged between the two optical measuring heads (11), and the proximity switch (16) is used for measuring the distance between the measuring device and the workpiece to be processed.
9. A planogrinder machine according to claim 1, characterized in that the grinding wheel magazine (6) is fixed to the column (21).
10. A planogrinder machine according to claim 1, characterized in that the turning tool holder (7) is fixed to the lower end of the main shaft (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922084386.XU CN211760513U (en) | 2019-11-27 | 2019-11-27 | Gantry grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922084386.XU CN211760513U (en) | 2019-11-27 | 2019-11-27 | Gantry grinding machine |
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| Publication Number | Publication Date |
|---|---|
| CN211760513U true CN211760513U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922084386.XU Active CN211760513U (en) | 2019-11-27 | 2019-11-27 | Gantry grinding machine |
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| CN (1) | CN211760513U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110834242A (en) * | 2019-11-27 | 2020-02-25 | 科德数控股份有限公司 | Gantry grinding machine |
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2019
- 2019-11-27 CN CN201922084386.XU patent/CN211760513U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110834242A (en) * | 2019-11-27 | 2020-02-25 | 科德数控股份有限公司 | Gantry grinding machine |
| WO2021104343A1 (en) * | 2019-11-27 | 2021-06-03 | 科德数控股份有限公司 | Gantry grinding machine |
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