CN216327037U - Double-station blade grinding machine - Google Patents

Abstract

The utility model discloses a double-station blade grinding machine which comprises a machine body, a grinding device, a mechanical arm, a workbench and an electrical control system, wherein the grinding device is arranged on the machine body; the mechanical arms are arranged at two ends of the lathe bed, and the workbench is arranged in the middle of the mechanical arms at two ends of the lathe bed; the grinding device is arranged on the mechanical arm and comprises a first driving device, a grinding device saddle, a transmission shaft and a grinding tool, the transmission shaft is arranged on the grinding device saddle and is rotatably connected with the grinding device saddle, the first driving device is connected with one end of the transmission shaft, and the grinding tool is connected with the other end of the transmission shaft; the workbench comprises a rotary table and at least four clamping devices, a second driving device is arranged at the bottom of the rotary table, the clamping devices are installed on the rotary table and comprise a workpiece clamping table and a third driving device, the workpiece clamping table and the third driving device are connected and uniquely correspond to each other, a plurality of workpieces can be simultaneously machined, one person can manage a plurality of devices simultaneously, the production efficiency can be effectively improved, and the labor cost is reduced.

Description

Double-station blade grinding machine

Technical Field

The utility model relates to the technical field of machining and grinding numerical control equipment, in particular to a double-station blade grinding machine.

Background

Grinding machines, which grind the surface of a workpiece with a grinding tool, are widely used in industrial production. However, at present, a grinding machine generally operates and manages one machine tool by one person when machining workpieces, and only a single workpiece of the same type can be machined at a time during machining, so that machining cannot be continuously and efficiently conducted, production efficiency is low, and labor cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to at least solve one of the technical problems in the prior art, and provides a double-station blade grinding machine which can simultaneously process a plurality of workpieces, can realize simultaneous management of a plurality of devices by one person, can effectively improve the production efficiency and reduce the labor cost.

According to a first aspect of the utility model, a double-station blade grinding machine is provided, which comprises a machine body, a grinding device, a mechanical arm, a workbench and an electrical control system; the two ends of the lathe bed are provided with mechanical arms, and the workbench is arranged in the middle of the mechanical arms at the two ends of the lathe bed; the grinding device is arranged on the mechanical arm and comprises a first driving device and a grinding tool, and the first driving device is connected with one end of the grinding tool; the workbench comprises a rotary table and at least four clamping devices, a second driving device is arranged at the bottom of the rotary table, the clamping devices are arranged on the rotary table and comprise a workpiece clamping table and a third driving device, and the workpiece clamping table and the third driving device are connected and only correspond to each other.

The double-station blade grinding machine disclosed by the utility model at least has the following beneficial effects: the electric control system is used for controlling the devices to move in a matched mode, the grinding device is installed on the mechanical arm, the position of the grinding device can be adjusted according to production needs by the mechanical arm, so that the grinding tool can process a workpiece better, the first driving device of the grinding device drives the grinding tool to rotate to achieve grinding processing of the workpiece, the workbench comprises a rotary table and at least four clamping devices, the second driving device drives the rotary table to rotate to achieve exchange of the clamping devices on the rotary table, in addition, the clamping devices comprise a workpiece clamping table and a third driving device, the third driving device drives the workpiece clamping table to switch the processing direction of the workpiece, the mechanical arm is arranged at each end of the lathe bed, the workbench is arranged in the middle of the two mechanical arms, the workpieces on the workbench can be processed simultaneously, at least two workpieces can be processed simultaneously at one time, and production efficiency is effectively improved.

According to the double-station blade grinding machine in the first aspect of the utility model, the machine body is designed to be trapezoidal. The trapezoidal lathe bed can make things convenient for many grinding machines ring-shaped to arrange, can realize and make things convenient for alone to manage simultaneously and operate many grinding machines, effectively improves production efficiency, reduces the cost of labor.

According to the double-station blade grinding machine in the first aspect of the utility model, the grinding device is further provided with a transmission belt and a transmission shaft, one end of the transmission belt is movably connected with the first driving device, the other end of the transmission belt is movably connected with one end of the transmission shaft, and one end of the transmission shaft, which is far away from the transmission belt, is fixedly connected with the grinding tool. The first driving device drives the transmission shaft to rotate through the transmission belt, so that the grinding tool rotates to machine the workpiece, and the multistage transmission is beneficial to ensuring to keep accurate average transmission ratio and ensuring the machining quality of the workpiece.

According to the double-station blade grinding machine in the first aspect of the utility model, the second driving device of the rotary table is a servo motor, and a speed reducer is further arranged between the second driving device and the rotary table. The speed reducer is used for reducing the rotating speed of the rotary table, increasing the torque, and helping to ensure the accurate positioning of the rotary table in work and ensure the processing quality of workpieces.

According to the double-station blade grinding machine in the first aspect of the utility model, the third driving device is a servo motor, and a planetary reducer is arranged between the third driving device and the workpiece clamping table. The third driving device is used for driving the workpiece clamping table to rotate so as to switch the machining position of the workpiece, and the planetary reducer is used for reducing the rotating speed of the workpiece clamping table, so that the accurate positioning of the workpiece clamping table in the working process is facilitated, and the machining quality of the workpiece is ensured.

According to the double-station blade grinding machine in the first aspect of the utility model, the mechanical arm comprises an X-axis unit, a Y-axis unit and a Z-axis unit, the X-axis unit is installed on the machine body, the Y-axis unit is installed on the X-axis unit, and the Z-axis unit is installed on one side of the Y-axis unit. The X-axis unit, the Y-axis unit and the Z-axis unit respectively realize three-axis movement of the mechanical arm.

According to the double-station blade grinding machine in the first aspect of the utility model, the X-axis unit comprises an X-axis mounting seat, an X-axis screw rod, a fourth driving device and an X-axis sliding table, the X-axis mounting seat is fixedly connected with the machine body, the X-axis screw rod is mounted in the X-axis sliding table and movably connected with the X-axis sliding table, the fourth driving device is fixedly mounted on the X-axis mounting seat and connected with one end of the X-axis screw rod, and the X-axis sliding table is connected with the X-axis mounting seat in a sliding manner. The fourth driving device drives the X-axis screw rod to rotate so as to drive the X-axis sliding table to slide relative to the X-axis mounting seat, and the movement of the mechanical arm in the X-axis direction is achieved.

According to the double-station blade grinding machine in the first aspect of the utility model, the Y-axis unit comprises a Y-axis sliding table, a Y-axis screw rod, a fifth driving device and a Y-axis optical axis, the Y-axis screw rod is installed in the Y-axis sliding table and movably connected with the Y-axis sliding table, the fifth driving device is connected with one end of the Y-axis screw rod, the Y-axis optical axis is arranged in the Y-axis sliding table, and one end of the Y-axis optical axis is fixedly connected with the X-axis sliding table. The fifth driving device drives the Y-axis screw rod to rotate so as to drive the Y-axis sliding table to slide relative to the Y-axis optical axis, and the lifting of the mechanical arm in the Y-axis direction can be realized.

According to the double-station blade grinding machine in the first aspect of the utility model, the Z-axis unit comprises a Z-axis mounting seat, a Z-axis screw rod, a sixth driving device, a Z-axis sliding table and a Z-axis optical axis, the Z-axis mounting seat is fixedly mounted on the Y-axis sliding table and movably connected with the Z-axis screw rod, the sixth driving device is mounted on the Z-axis mounting seat and connected with one end of the Z-axis screw rod, the Z-axis sliding table is slidably connected with the Z-axis mounting seat, the Z-axis optical axis is arranged in the Z-axis sliding table and slidably connected with the Z-axis sliding table, and one end of the Z-axis optical axis is fixedly connected with the Z-axis mounting seat. The sixth driving device drives the Z-axis screw rod to rotate so as to drive the Z-axis sliding table to move relative to the Z-axis optical axis, and the grinding device can move in the Z-axis direction.

According to the double-station blade grinding machine of the first aspect of the utility model, the turntable is provided with a wheel dresser. The grinding wheel dresser is used for dressing a grinding tool of the grinding device, and is beneficial to ensuring the processing quality of a workpiece.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described below with reference to the accompanying drawings and examples;

FIG. 1 is a complete machine drawing of the double-station blade grinder of the present invention;

FIG. 2 is an elevation view of a dual station blade grinder;

FIG. 3 is a top view of the dual station blade grinder;

FIG. 4 is a perspective view of the table;

FIG. 5 is a top view of the table;

FIG. 6 is a cross-sectional view A-A of FIG. 5;

FIG. 7 is a view showing an installation structure of the turntable and the chucking device;

FIG. 8 is a perspective view of the robot arm assembled with the grinding apparatus;

FIG. 9 is a top view of the grinding apparatus;

FIG. 10 is a cross-sectional view taken along line B-B of FIG. 9;

FIG. 11 is a perspective view of the Z-axis unit;

FIG. 12 is a top view of the Z-axis unit;

FIG. 13 is a cross-sectional view C-C of FIG. 12;

FIG. 14 is a cross-sectional view taken along line D-D of FIG. 13;

FIG. 15 is a perspective view of the Y-axis unit;

FIG. 16 is a cross-sectional view of the Y-axis unit;

FIG. 17 is a top view of the X-axis unit;

FIG. 18 is a cross-sectional view of E-E in FIG. 17;

FIG. 19 is a side view of the X-axis unit;

FIG. 20 is a cross-sectional view F-F of FIG. 19;

FIG. 21 is a schematic diagram of an embodiment of a dual station blade grinder.

Reference numerals:

a lathe bed 100 and an electric box 110;

a grinding device 200, a first driving device 211, a main shaft saddle 212, a transmission shaft 213, a grinder 214, a transmission belt 215, and a planetary reducer 216;

the device comprises a mechanical arm 300, an X-axis unit 310, an X-axis mounting seat 311, an X-axis screw 312, a fourth driving device 313, an X-axis sliding table 314, an X-axis optical axis 315, a Y-axis unit 320, a Y-axis sliding table 321, a Y-axis screw 322, a fifth driving device 323, a Y-axis optical axis 324, a Z-axis unit 330, a Z-axis mounting seat 331, a Z-axis screw 332, a sixth driving device 333, a Z-axis sliding table 334 and a Z-axis optical axis 335;

the grinding machine comprises a workbench 400, a rotary table 410, a second driving device 411, a speed reducer 412, a clamping device 420, a workpiece clamping table 421, a third driving device 422 and a grinding wheel dresser 430.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 21, an embodiment of the present invention provides a double-station blade grinding machine including a bed 100, a grinding apparatus 200, a robot arm 300, a table 400, and an electrical control system; the electric control system is used for controlling the devices to move in a matching way, and the workbench 400 is arranged in the middle of the mechanical arms 300 at the two ends of the lathe bed 100; the grinding device 200 is arranged on the mechanical arm 300, the position of the grinding device 200 can be adjusted according to production requirements, so that the grinding tool 214 can better process workpieces, the workbench 400 comprises a rotary table 410 and at least four clamping devices 420, the workbench 400 comprises the rotary table 410 and the at least four clamping devices 420, the mechanical arm 300 is arranged at two ends of the lathe bed 100, the workbench 400 is arranged between the two mechanical arms 300, the workpieces on the workbench 400 can be simultaneously processed, at least two workpieces can be simultaneously processed at one time, and the production efficiency is effectively improved. It should be noted that the number of the clamping devices 420 is not limited to 4, and more than 4 clamping devices may be provided.

As shown in fig. 8 to 10, the grinding device 200 is mounted on the robot arm 300, wherein the grinding device 200 includes a first driving device 211 and a grinding tool 214, and further, the grinding device 200 is further provided with a spindle saddle 212 and a driving belt 215, wherein a transmission shaft 213 is disposed in the spindle saddle 212, the grinding tool 214 is mounted at one end of the transmission shaft 213, one end of the driving belt 215 is movably connected with one end of the transmission shaft 213, which is far away from the grinding tool 214, and the other end of the driving belt 215 is connected with the first driving device 211, and the multi-stage transmission helps to ensure that an accurate average transmission ratio is maintained, and helps to ensure the quality of workpiece processing. The first driving device 211 of the present application is a servo motor, the transmission belt 215 is a belt, and the grinding tool 214 is a grinding wheel. The servo motor drives the belt to rotate so as to drive the transmission shaft 213 to drive the grinding wheel to rotate, and the workpiece is ground.

As shown in fig. 4 to 9, the workbench 400 is provided with a turntable 410 and four clamping devices 420, the bottom of the turntable 410 is provided with a second driving device 411, and further, a speed reducer 412 is arranged between the turntable 410 and the second driving device 411, so as to reduce the rotating speed of the turntable 410 and increase the torque, which helps to ensure accurate positioning of the turntable 410 during work and ensure the processing quality of workpieces. As shown in fig. 7, four clamping devices 420 are disposed on the turntable 410, wherein the clamping devices 420 include a workpiece clamping table 421 and a third driving device 422, the third driving device 422 is used for switching the processing direction of the workpiece, and a planetary reducer 216 is disposed between the third driving device 422 and the workpiece clamping table 421 and is used for reducing the rotation speed of the workpiece clamping table 421, which helps to ensure accurate positioning of the workpiece clamping table 421 during operation and ensure the processing quality of the workpiece. The turntable 410 is further provided with a wheel dresser 430, and since the grinding tool 214 is worn during a long-term processing process, the wheel dresser 430 can dress the grinding tool 214 of the grinding device 200, which helps to ensure the processing quality of the workpiece. The turntable 410 is further provided with an air cylinder, and the air cylinder is uniquely and correspondingly connected with the workpiece clamping table 421 and used for clamping and releasing the workpiece by the workpiece clamping table 421. The second driving device 411 of the present application is a servo motor, and the third driving device 422 is a stepping motor.

Further, the robot 300 includes an X-axis unit 310, a Y-axis unit 320, and a Z-axis unit 330, the X-axis unit 310 being mounted on the bed 100, the Y-axis unit 320 being mounted on the X-axis unit 310, and the Z-axis unit 330 being mounted on one side of the Y-axis unit 320. The X-axis unit 310, the Y-axis unit 320, and the Z-axis unit 330 respectively realize three-axis movement of the robot arm 300.

As shown in fig. 17 to 20, the X-axis unit 310 includes an X-axis mount 311, an X-axis lead 312, a fourth drive device 313 and an X-axis slide table 314, the X-axis mount 311 is fixedly connected to the bed 100, the X-axis lead 312 is mounted in the X-axis slide table 314 and movably connected to the X-axis slide table 314, the fourth drive device 313 is fixedly mounted on the X-axis mount 311 and connected to one end of the X-axis lead 312, and the X-axis slide table 314 is slidably connected to the X-axis mount 311. The fourth driving device 313 drives the X-axis screw 312 to rotate so as to drive the X-axis sliding table 314 to slide relative to the X-axis mounting base 311, thereby realizing the movement of the mechanical arm 300 in the X-axis direction. The fourth drive device 313 of the present application is a servo motor.

In a second embodiment (not shown in the drawings) of the X-axis unit 310, the X-axis unit 310 includes an X-axis mounting base 311, a fourth driving device 313 and an X-axis sliding table 314, where the fourth driving device 313 of the present application is an air cylinder or a hydraulic cylinder, the fourth driving device 313 is mounted on the X-axis mounting base 311, a push rod of the fourth driving device 313 is fixedly connected with the X-axis sliding table 314, and pushes the X-axis sliding table 314 to slide on the X-axis mounting base 311, so as to realize movement of the robot arm 300 in the X-axis direction.

In the first embodiment of the Y-axis unit 320, as shown in fig. 15 to 16, the Y-axis unit 320 includes a Y-axis sliding table 321, a Y-axis screw rod 322, a fifth driving device 323, and a Y-axis optical axis 324, the Y-axis screw rod 322 is installed in the Y-axis sliding table 321 and movably connected to the Y-axis sliding table 321, the fifth driving device 323 is connected to one end of the Y-axis screw rod 322, the Y-axis optical axis 324 is disposed in the Y-axis sliding table 321, and one end of the Y-axis optical axis 324 is fixedly connected to the X-axis sliding table 314. The fifth driving device 323 drives the Y-axis screw 322 to rotate so as to drive the Y-axis sliding table 321 to slide relative to the Y-axis optical axis 324, so that the mechanical arm 300 can be lifted in the Y-axis direction.

In a second embodiment (not shown) of the Y-axis unit 320, the Y-axis unit 320 is a fifth driving device 323, the fifth driving device 323 in this application is an air cylinder or a hydraulic cylinder, the fifth driving device 323 is directly and fixedly mounted on the X-axis sliding table 314, and a push rod of the fifth driving device 323 is fixedly connected with the grinding device 200, so that the mechanical arm 300 can be lifted in the Y-axis direction.

As shown in fig. 11 to 14, the Z-axis unit 330 includes a Z-axis mounting base 331, a Z-axis screw 332, a sixth driving device 333, a Z-axis sliding table 334, and a Z-axis optical axis 335, wherein the Z-axis mounting base 331 is fixedly mounted on the Y-axis sliding table 321, the Z-axis mounting base 331 is movably connected to the Z-axis screw 332, the sixth driving device 333 is mounted on the Z-axis mounting base 331 and connected to one end of the Z-axis screw 332, the Z-axis sliding table 334 is slidably connected to the Z-axis mounting base 331, the Z-axis optical axis 335 is disposed in the Z-axis sliding table 334 and slidably connected to the Z-axis sliding table 334, and one end of the Z-axis optical axis 335 is fixedly connected to the Z-axis mounting base 331. The sixth driving device 333 drives the Z-axis screw 332 to rotate so as to drive the Z-axis sliding table 334 to move relative to the Z-axis optical axis 335, so that the grinding device 200 can move in the Z-axis direction.

In a second embodiment (not shown) of the Z-axis unit 330, the Z-axis unit 330 includes a Z-axis mounting base 331, a sixth driving device 333 and a Z-axis sliding table 334, the sixth driving device 333 of the present application is an air cylinder or a hydraulic cylinder, the sixth driving device 333 is fixedly mounted on the Z-axis mounting base 331, the Z-axis sliding table 334 is slidably connected to the Z-axis mounting base 331, a push rod of the sixth driving device 333 is fixedly connected to the Z-axis sliding table 334, the Z-axis sliding table 334 is pushed to slide on the Z-axis mounting base 331, and the grinding device 200 is moved in the Z-axis direction.

The double-station blade grinding machine can simultaneously machine more than two workpieces of the same type, and can also simultaneously machine workpieces of different types or carry out secondary machining on the workpieces of the same type. When workpieces of the same type are processed, the grinding devices 200 of the two end mechanical arms 300 are grinding tools 214 of the same type, the workpiece clamping table 421 fixes the workpieces of the same type, and the electric control system controls the rotary table 410 to rotate to exchange the positions of the workpieces; when workpieces of different types are machined or workpieces of the same type are machined for the second time, the grinding devices 200 of the mechanical arms 300 at the two ends replace the corresponding grinding tools 214 according to machining requirements, and the electric control system controls the rotary table 410 to rotate so as to exchange the positions of the workpieces, so that the machining diversity and the machining efficiency of the workpieces can be improved. It should be noted that when workpieces of the same type or different types are machined, the positions of the two workpieces are exchanged by the rotary table 410 as the primary positions when the workpiece positions are exchanged, and when the workpieces are machined secondarily, the workpieces are exchanged in sequence.

Further, as shown in fig. 3, the bed body 100 is designed to be trapezoidal, and preferably, as shown in fig. 21, the bed body 100 with the trapezoidal design can facilitate the annular arrangement of multiple grinding machines, and can realize and facilitate the simultaneous management and operation of 4 grinding machines by one person, thereby effectively improving the production efficiency and reducing the labor cost. It should be noted that the arrangement of the bed 100 may be adjusted according to actual needs, and the application is not particularly limited.

Further, the bed 100 is further provided with an electrical box 110 and a human-machine interface control box (not shown), the electrical box 110 is arranged on two sides of the bed 100, and the human-machine interface control box (not shown) is used for a user to set processing parameters.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. Double-station blade grinding machine, its characterized in that includes:

the grinding machine comprises a machine body (100), a grinding device (200), a mechanical arm (300), a workbench (400) and an electrical control system;

the mechanical arms (300) are arranged at two ends of the lathe bed (100), and the workbench (400) is arranged in the middle of the mechanical arms (300) at two ends of the lathe bed (100);

the grinding device (200) is mounted on the mechanical arm (300), the grinding device (200) comprises a first driving device (211) and a grinding tool (214), and the first driving device (211) is connected with one end of the grinding tool (214);

workstation (400) include revolving stage (410) and four at least clamping device (420), revolving stage (410) bottom is provided with second drive arrangement (411), clamping device (420) install in on revolving stage (410), clamping device (420) include work piece clamping platform (421) and third drive arrangement (422), work piece clamping platform (421) with third drive arrangement (422) are connected and are only corresponding.

2. The double-station blade grinder of claim 1, wherein: the lathe bed (100) is designed to be trapezoidal.

3. The double-station blade grinder of claim 1, wherein: the grinding device (200) is further provided with a transmission belt (215), one end of the transmission belt (215) is connected with the first driving device (211), and the other end of the transmission belt (215) is connected with one end of the grinding tool (214).

4. The double-station blade grinder of claim 1, wherein: the second driving device (411) of the rotary table (410) is a servo motor, and a speed reducer (412) is further arranged between the second driving device (411) and the rotary table (410).

5. The double-station blade grinder of claim 1, wherein: the third driving device (422) is a servo motor, and a planetary reducer (216) is arranged between the third driving device (422) and the workpiece clamping table (421).

6. The double-station blade grinder of claim 1, wherein: the mechanical arm (300) comprises an X-axis unit (310), a Y-axis unit (320) and a Z-axis unit (330), wherein the X-axis unit (310) is installed on the lathe bed (100), the Y-axis unit is installed on the X-axis unit (310), and the Z-axis unit (330) is installed on one side of the Y-axis unit (320).

7. The double-station blade grinding machine of claim 6, wherein: x axle unit (310) includes X axle mount pad (311), X axle lead screw (312), fourth drive arrangement (313) and X axle slip table (314), X axle mount pad (311) with lathe bed (100) fixed connection, X axle lead screw (312) install in X axle slip table (314) and with X axle slip table (314) swing joint, fourth drive arrangement (313) fixed mounting in on X axle mount pad (311) and with the one end of X axle lead screw (312) is connected, X axle slip table (314) with X axle mount pad (311) sliding connection.

8. The double-station blade grinder of claim 7, wherein: y axle unit (320) include Y axle slip table (321), Y axle lead screw (322), fifth drive arrangement (323) and Y axle optical axis (324), Y axle lead screw (322) install in Y axle slip table (321) and with Y axle slip table (321) swing joint, fifth drive arrangement (323) with the one end of Y axle lead screw (322) is connected, Y axle optical axis (324) set up in Y axle slip table (321), the one end of Y axle optical axis (324) with X axle slip table (314) fixed connection.

9. The double-station blade grinder of claim 8, wherein: z axle unit (330) includes Z axle mount pad (331), Z axle lead screw (332), sixth drive arrangement (333), Z axle slip table (334) and Z axle optical axis (335), Z axle mount pad (331) fixed mounting in on Y axle slip table (321), Z axle mount pad (331) with Z axle lead screw (332) swing joint, sixth drive arrangement (333) install in on Z axle mount pad (331) and with the one end of Z axle lead screw (332) is connected, Z axle slip table (334) with Z axle mount pad (331) sliding connection, Z axle optical axis (335) set up in Z axle slip table (334) and with Z axle slip table (334) sliding connection, the one end of Z axle optical axis (335) with Z axle mount pad (331) fixed connection.

10. The double-station blade grinder of claim 1, wherein: the turntable (410) is provided with a wheel dresser (430).

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