Numerical control grinding machine

Abstract

The utility model relates to the technical field of water pump rotor machining equipment, in particular to a numerical control grinding machine. The grinding wheel assembly composed of the servo motor and the grinding disc in transmission connection with the output shaft of the servo motor is adopted, and the servo motor at least comprises two different output rotating speeds and is matched with different materials of the rotating shaft, so that the rotating shaft can be ground at different output rotating speeds according to different materials of the rotating shaft; the outer diameter of the rotating shaft is detected through the detection assembly, when it is detected that the outer diameter of the rotating shaft meets the target requirement, the result is fed back to the controller, the controller controls the servo motor to stop grinding, the servo motor high in control precision and stability is adopted, and control over grinding precision improvement is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to water pump rotor processing equipment technical field especially, relates to a numerical control grinding machine. BACKGROUND

[0002] In order to improve the structural strength of the rotating shaft of water pump rotor, the metal of two different materials is connected, and in the subsequent processing, two numerical control grinding machines are configured, and two different grinding discs are used to process the metal of different materials of the rotating shaft, that is, after the processing of one part of the rotating shaft from the first numerical control grinding machine, the rotating shaft is transferred to the second numerical control grinding machine for processing another part of the rotating shaft, wherein, multiple clamping operations are involved, which not only makes the process complex, greatly affects the processing efficiency, but also easily affects the processing accuracy. SUMMARY

[0003] Therefore, the utility model aims at providing a numerical control grinding machine.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the technical scheme that:

[0005] A numerical control grinding machine, comprising a rotatable clamping assembly and grinding wheel assemblies and detection assemblies respectively arranged on the horizontal two sides of the clamping assembly, the clamping assembly comprises two clamping parts oppositely arranged and clamping a rotating shaft together, the rotating shaft comprises at least two different materials, the grinding wheel assembly comprises a servo motor and a grinding disc in transmission connection with the output shaft of the servo motor, the servo motor comprises at least two different output speeds, and is matched with the different materials of the rotating shaft, the detection assembly is used for detecting the outer diameter of the rotating shaft, and the detection assembly and the servo motor are respectively electrically connected with the external controller.

[0006] Further, the rotating shaft comprises two different materials, the number of detection assemblies is two, and the two detection assemblies are respectively arranged at the positions of the two different materials of the rotating shaft.

[0007] Further, it further comprises a cylinder assembly, the detection assembly is installed on the cylinder assembly, and the movement direction of the cylinder assembly is towards the clamping position of the rotating shaft.

[0008] Further, the clamping part is a tapered top joint, and the top joint is installed on a mounting part rotatable along a vertical plane.

[0009] Further, the grinding wheel assembly further comprises a detection rod and an angle measurer for measuring the inclination angle of the detection rod, and one end of the detection rod is lapped on the grinding disc.

[0010] Further, the number of detection rods is three, and the detection rods are respectively arranged at the positions close to the side end face, the middle position and the position close to the other side end face of the grinding disc.

[0011] Further, the grinding wheel assembly further comprises a moving mechanism, and the servo motor is installed on the moving mechanism.

[0012] The utility model discloses beneficial effect is:

[0013] The utility model discloses a numerical control grinding machine adopts the grinding wheel assembly that comprises the grinding disc that is connected with the servo motor output shaft drive by servo motor, and the servo motor includes at least two different output rotation speed, and with the different material quality of pivot is matched, can according to the different material quality of pivot and adopt the different output rotation speed to its grinding processing, and through detection component to detect the outer diameter of pivot, when detecting the outer diameter of pivot reaches target requirement, feedback to controller, and the controller controls servo motor to stop grinding, adopts the servo motor with control precision high, stability height, is favorable to the control of promotion grinding precision. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 As shown in the structure schematic drawing of a numerical control grinding machine of the utility model,

[0015] Figure 2 As shown in the front view of a numerical control grinding machine of the utility model,

[0016] Figure 3 As shown in the side view of a numerical control grinding machine of the utility model,

[0017] Figure 4 As shown in the top view of a numerical control grinding machine of the utility model,

[0018] BRIEF DESCRIPTION OF DRAWINGS

[0019] 1-clamping assembly;11-clamping part;2-grinding wheel assembly;21-servo motor;22-grinding disc;23-detection rod;24-moving mechanism;3-detection component;31-cylinder assembly;32-center part. DETAILED DESCRIPTION

[0020] The utility model will be further explained as follows in combination with the drawings and specific embodiment:

[0021] As Figures 1-4The utility model provides a numerical control grinding machine, including rotatable clamping assembly and respectively located in the clamping assembly horizontal both sides' grinding wheel subassembly and detection subassembly, the clamping assembly includes two opposite settings and the clamping of a rotating shaft together, the rotating shaft includes at least two different materials, the grinding wheel subassembly includes a servo motor and the abrasive disc of servo motor output shaft drive connection, the servo motor includes at least two different output speeds, and with the different material of rotating shaft is matched, the detection subassembly is used for detecting the outer diameter of rotating shaft, and the detection subassembly and servo motor are electrically connected with the controller of external respectively.

[0022] From the above description, the utility model has the following beneficial effects: the utility model provides a numerical control grinding machine, adopts the grinding wheel subassembly that is composed of servo motor and abrasive disc of servo motor output shaft drive connection, and the servo motor includes at least two different output speeds, and with the different material of rotating shaft is matched, namely according to the different material of rotating shaft and is processed with different output speed, and the outer diameter of rotating shaft is detected through detection subassembly, when the outer diameter of rotating shaft reaches target requirement, is fed back to controller, and the controller controls servo motor to stop polishing, adopts the servo motor with high control precision, high stability, and is favorable for improving the control of polishing precision.

[0023] Further, the rotating shaft includes two different materials, the number of detection subassembly is two, and two detection subassembly are correspondingly arranged at the position of the two different materials of rotating shaft.

[0024] From the above description, two detection subassembly are used to detect the position of the two different materials of rotating shaft, which can improve the processing efficiency, and only the movement of abrasive disc is needed.

[0025] Further, it further includes cylinder subassembly, the detection subassembly is installed on the cylinder subassembly, and the movement direction of the cylinder subassembly is towards the clamping position of rotating shaft.

[0026] From the above description, through the cylinder subassembly, the position of detection subassembly can be adjusted, and it is suitable for rotating shafts of different sizes.

[0027] Further, the clamping part is a tapered top joint, and the top joint is installed on a mounting part that can rotate along a vertical plane.

[0028] From the above description, through the above structure design, the top joint of rotating shaft is realized, and rotation along the vertical plane can be realized.

[0029] Further, the grinding wheel subassembly further includes a detection rod and an angle measurer for measuring the inclination angle of the detection rod, and one end of the detection rod is lapped on the abrasive disc.

[0030] As can be seen from the above description, the wear degree of the grinding disc is detected by using a combination of a detection rod and an angle measuring device, which facilitates timely replacement or maintenance.

[0031] Furthermore, the number of the detection rods is three, and they are respectively set at the positions near one side end face, the middle position, and the position near the other side end face of the grinding disc.

[0032] As can be seen from the above description, the three detection rods can correspond to the positions near one side end face, the middle position, and the position near the other side end face of the grinding disc, that is, to realize detection at different positions and ensure the grinding accuracy.

[0033] Furthermore, the grinding wheel assembly also includes a moving mechanism, on which the servo motor is mounted.

[0034] As can be seen from the above description, the servo motor and the grinding disc can move synchronously through the above structural design.

[0035] The following are several preferred embodiments or application embodiments to help those skilled in the art better understand the technical content of this utility model and the technical contributions made by this utility model compared with the prior art:

[0036] Preferred embodiment 1:

[0037] like Figures 1-4 As shown, this utility model provides a CNC grinding machine, including a rotatable clamping assembly 1 and a grinding wheel assembly 2 and a detection assembly 3 respectively disposed on both horizontal sides of the clamping assembly 1. The clamping assembly 1 includes two clamping parts 11 arranged opposite each other and jointly clamping a rotating shaft. The clamping part 11 is a conical top joint, which is mounted on a mounting part that can rotate along a vertical plane. Through this structural design, the rotating shaft can be top-connected and can rotate along a vertical plane.

[0038] The rotating shaft comprises two different materials. The grinding wheel assembly 2 includes a servo motor 21 and a grinding disc 22 connected to the output shaft of the servo motor. The servo motor 21 has two different output speeds, each matched to a different material of the rotating shaft. The grinding wheel assembly 2 also includes a detection rod 23 and an angle measuring device for measuring the tilt angle of the detection rod. One end of the detection rod 23 rests on the grinding disc 22. The wear degree of the grinding disc is detected by the cooperation of the detection rod and the angle measuring device, facilitating timely replacement or maintenance. In this embodiment, there are three detection rods 23, respectively positioned near one end face, in the middle, and near the other end face of the grinding disc. The three detection rods correspond to the positions near one end face, in the middle, and near the other end face of the grinding disc, enabling detection at different positions and ensuring grinding accuracy.

[0039] The grinding wheel assembly 2 further comprises a moving mechanism 24, and the servo motor 21 is installed on the moving mechanism 24.

[0040] The detection assembly 3 is installed on a cylinder assembly 31, and the movement direction of the cylinder assembly 31 is towards the clamping position of the rotating shaft. Through the cylinder assembly, the position of the detection assembly can be adjusted, and it can be suitable for rotating shafts of different sizes. The detection assembly 3 is used for detecting the outer diameter of the rotating shaft, and the existing product structure can be used, that is, there is a spring inside, and the spring makes the two top pin parts 32 on the outside tightly abut against the surface of the rotating shaft. When the diameter of the rotating shaft is ground to be smaller, the distance between the two top pin parts is also synchronously smaller under the action of the spring, and at this time, the smaller value can be detected, that is, whether the grinding diameter parameter required can be judged. The detection assembly and the servo motor are respectively electrically connected with the controller of the external device. That is, when the outer diameter of the rotating shaft reaches the target requirement, it is fed back to the controller, and the controller controls the servo motor to stop grinding.

[0041] The number of the detection assembly 3 is two, and the two detection assemblies 3 are respectively arranged at the positions of the two different materials of the rotating shaft. Two detection assemblies are used to detect the positions of the two different materials of the rotating shaft, which can improve the processing efficiency, and only the movement of the grinding disc is needed.

[0042] The utility model has been described by the above related embodiments and drawings, however, the above embodiments are only examples of implementing the utility model. It must be pointed out that the disclosed embodiments do not limit the scope of the utility model. On the contrary, modifications and equivalent arrangements included in the spirit and scope of the claims are included in the scope of the utility model.

Claims

1. A numerically controlled grinding machine, characterized by, The device comprises a rotatable clamping assembly, a grinding wheel assembly and a detection assembly arranged on the horizontal two sides of the clamping assembly respectively, the clamping assembly comprises two clamping parts arranged oppositely and clamping a rotating shaft together, the rotating shaft comprises at least two different materials, the grinding wheel assembly comprises a servo motor and a grinding disc connected with the output shaft of the servo motor, the servo motor comprises at least two different output speeds and matches the different materials of the rotating shaft, the detection assembly is used for detecting the outer diameter of the rotating shaft, and the detection assembly and the servo motor are electrically connected with an external controller respectively.

2. A numerically controlled grinding machine according to claim 1, wherein The rotating shaft comprises two different materials, the number of the detection assembly is two, and the two detection assemblies are arranged at the positions of the two different materials of the rotating shaft respectively.

3. A numerically controlled grinding machine according to claim 2, wherein The device further comprises a cylinder assembly, the detection assembly is installed on the cylinder assembly, and the movement direction of the cylinder assembly is towards the clamping position of the rotating shaft.

4. A numerically controlled grinding machine according to claim 1, wherein The clamping part is a tapered top joint, and the top joint is installed on a mounting part which can rotate along the vertical plane.

5. A numerically controlled grinding machine according to claim 1, wherein The grinding wheel assembly further comprises a detection rod and an angle measurer used for measuring the inclination angle of the detection rod, and one end of the detection rod is overlapped on the grinding disc.

6. A numerically controlled grinding machine according to claim 5, wherein The number of the detection rod is three, and the detection rod is arranged at the positions close to the side end face, the middle position and the position close to the other side end face of the grinding disc respectively.

7. A numerically controlled grinding machine according to claim 1, wherein The grinding wheel assembly further comprises a moving mechanism, and the servo motor is installed on the moving mechanism.

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