CN210070871U - A kind of CNC turning tool profile detector blade clamping mechanism - Google Patents

Abstract

The utility model discloses a blade clamping mechanism of a numerical control turning tool contour detector. It includes a lead screw, both ends of the lead screw are connected to the main base via bearing I, and one end of the lead screw is connected to the translation adjustment motor; the lead screw is also threadedly connected to the translation slider, and the upper part of the translation slider is also provided with an angle adjustment mechanism; angle adjustment The mechanism includes a pitch adjustment mechanism, which is connected with the slewing adjustment mechanism; the pitch adjustment mechanism includes a pitch shaft, both ends of the pitch shaft are connected to the sub-base via bearings II, one end of the pitch shaft is connected to the pitch adjustment motor, and the pitch shaft is also sleeved There is a shaft sleeve that can rotate with it; the auxiliary base is connected with the upper part of the translation slider, and the shaft sleeve is connected with the rotary adjustment mechanism; the rotary adjustment mechanism includes a motor mounting seat, the motor mounting seat is connected with the shaft sleeve, and the motor mounting seat is fixed The rotary adjustment motor is connected with the blade mounting frame through the coupling III. The utility model has the characteristics of simple structure and high positioning accuracy.

Description

A kind of CNC turning tool profile detector blade clamping mechanism

technical field

The utility model relates to blade detection equipment, in particular to a blade clamping mechanism of a CNC turning tool contour detector.

Background technique

CNC turning tool is a blade used for CNC turning. CNC turning is a high-precision machining method. Therefore, in order to ensure the machining accuracy, after the turning tool has been used for a period of time, it is necessary to detect the outer contour parameters of the turning tool to know the degree of wear and then confirm whether it can still be used. Meet the requirements of machining accuracy, such as: tool nose angle, cutting edge blunt circle radius, tool nose arc radius, clearance angle, negative chamfering and other outer contour parameters. In order to measure the above parameters of the blade, the applicant has designed a CNC turning tool profile detector, which mainly adjusts the spatial position of the blade and uses an industrial camera to photograph the blade profile in different spatial positions, thereby obtaining each measurement parameter; but In order to enable the industrial camera to accurately obtain the spatial position of the blade, it is also necessary to provide a blade clamping mechanism with high positioning accuracy.

SUMMARY OF THE INVENTION

The purpose of the utility model is to provide a blade clamping mechanism of a CNC turning tool profile detector. The utility model has the characteristics of simple structure and high positioning accuracy.

The technical scheme of the utility model is as follows: a blade clamping mechanism of a CNC turning tool profile detector, comprising a lead screw, both ends of the lead screw are connected to the main base via a bearing I, and one end of the lead screw is also connected to a translational adjustment via a coupling I motor connection; the lead screw is also threadedly connected with the translation slider, and the upper part of the translation slider is also provided with an angle adjustment mechanism; the angle adjustment mechanism includes a pitch adjustment mechanism, and the pitch adjustment mechanism is connected with the rotation adjustment mechanism; the The pitch adjustment mechanism includes a pitch shaft, both ends of the pitch shaft are connected to the sub-base via bearing II, one end of the pitch shaft is also connected to the pitch adjustment motor via a coupling II, and the pitch shaft is also sleeved with a shaft sleeve that can rotate with it; The auxiliary base is connected with the upper part of the translation slide block, and the shaft sleeve is connected with the rotation adjustment mechanism; the rotation adjustment mechanism includes a motor mounting seat, the motor mounting seat is connected with the shaft sleeve, and the motor mounting seat is fixed with a The rotation adjustment motor is connected with the blade mounting frame through the coupling III; the axes of the translation adjustment motor and the pitch adjustment motor are perpendicular to each other in the horizontal plane, and the translation adjustment motor and the rotation adjustment motor are perpendicular to each other in the vertical plane.

In the aforementioned CNC turning tool profile detector blade clamping mechanism, the translation slider is slidably connected to the main base.

In the aforementioned NC turning tool profile detector blade clamping mechanism, the shaft sleeve is connected to the pitching shaft via a key.

In the aforementioned CNC turning tool profile detector blade clamping mechanism, a fastening screw is further provided between the shaft sleeve and the pitching shaft.

beneficial effect

Compared with the prior art, in the present invention, the pitching shaft is connected with the pitching adjustment motor through the coupling II, and the pitching shaft is sleeved with a shaft sleeve that can rotate with it; the shaft sleeve is connected with the slewing adjustment mechanism; The adjustment mechanism includes a motor mounting seat, the motor mounting seat is connected with the shaft sleeve, the rotation adjustment motor is fixed on the motor mounting seat, and the rotation adjustment motor is connected with the blade mounting frame through the coupling III; the axis of the translation adjustment motor and the pitch adjustment motor is in the The horizontal planes are perpendicular to each other, and the translation adjustment motor and the rotary adjustment motor are perpendicular to each other in the vertical plane. During measurement, after the blade is directly fixed on the blade mounting frame, the spatial position of the blade is directly adjusted by the pitch adjustment motor and the rotary adjustment motor, thereby obtaining different blade parameters; the structure directly driven by the stepping motor omits the spatial position adjustment mechanism. The intermediate transmission mechanism avoids transmission errors, improves the repetitive positioning accuracy of the blade space position adjustment, and further improves the measurement accuracy. In addition, the utility model makes the device structure more compact and simple because the intermediate mechanism of the transmission is omitted.

Description of drawings

Fig. 1 is the structural representation of the present utility model;

Fig. 2 is the top view of the connection of the longitudinal movement mechanism, the vertical movement mechanism and the camera mechanism of the left view of Fig. 1;

Fig. 3 is the top view of Fig. 1;

Figure 4 is a schematic diagram of the structure of the CNC turning tool profile detector.

The marks in the drawings are: 1-screw, 2-bearing I, 3-main base, 4-coupling I, 5-translation adjustment motor, 6-translation slider, 7-angle adjustment mechanism, 71- Pitch adjustment mechanism, 711-pitch shaft, 712-bearing II, 713-sub-base, 714-coupling II, 715-pitch adjustment motor, 716-shaft sleeve, 717-key, 718-fastening screw, 72- Rotation adjustment mechanism, 721-motor mount, 722-rotation adjustment motor, 723-coupling Ⅲ, 724-blade mount, 8-table, 9-blade, 10-industrial camera assembly.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings and embodiments, but not as a basis for limiting the present invention.

Example. A blade clamping mechanism of a CNC turning tool profile detector is composed as shown in Figures 1 to 3, including a lead screw 1, both ends of the lead screw 1 are connected to the main base 3 through a bearing I2, and one end of the lead screw 1 is also connected to the main base 3. The coupling I4 is connected with the translation adjustment motor 5; the lead screw 1 is also threadedly connected with the translation slider 6, and the upper part of the translation slider 6 is also provided with an angle adjustment mechanism 7; the angle adjustment mechanism 7 includes a pitch adjustment mechanism 71, the pitch adjustment mechanism 71 is connected with the rotation adjustment mechanism 72; the pitch adjustment mechanism 71 includes a pitch rotation shaft 711, both ends of the pitch rotation shaft 711 are connected with the sub-base 713 through the bearing II 712, and one end of the pitch rotation shaft 711 is also connected by a coupling II 714 is connected to the pitch adjustment motor 715, and the pitch shaft 711 is also covered with a shaft sleeve 716 that can rotate with it; the sub-base 713 is connected to the upper part of the translation slider 6, and the shaft sleeve 716 is connected to the rotation adjustment mechanism 72. The rotary adjustment mechanism 72 includes a motor mounting seat 721, the motor mounting seat 721 is connected with the shaft sleeve 716, the motor mounting seat 721 is fixed with a rotary adjusting motor 722, and the rotary adjusting motor 722 is installed with the blade through the coupling III 723 The frame 724 is connected; the axes of the translation adjustment motor 5 and the pitch adjustment motor 715 are perpendicular to each other in the horizontal plane, and the translation adjustment motor 5 and the rotation adjustment motor 722 are perpendicular to each other in the vertical plane.

The aforementioned translation slider 6 is slidably connected with the main base 3 . With this structure, the main base 3 restricts the rotational freedom of the translation slider 6 around the lead screw 1, preventing shaking during translation, and increasing the repeatability of positioning.

The aforementioned shaft sleeve 716 is connected to the pitch shaft 711 via a key 717 .

A fastening screw 718 is also provided between the aforementioned shaft sleeve 716 and the pitch shaft 711 . Use the tightening screw 718 to fasten the shaft sleeve 716 and the pitching shaft 711 tightly, so as to prevent a virtual position from being loosened and reduce the pitching positioning accuracy.

The aforementioned blade clamping mechanism is installed on the CNC turning tool profile detector. The configuration of the detector is shown in Figure 1-4, and also includes a worktable 8. The left side of the worktable 8 is placed with a blade clamping mechanism, and the right side is placed with a Industrial camera assembly 10 for photographing the spatial position of blade 9 .

During measurement, the blade 9 is fixed on the blade mounting frame 724 (as shown in Figures 3 and 4), after which the industrial camera assembly 10 moves up/down to adjust to be flush with the blade, and then the translation adjustment motor 5 is connected to the translation through the lead screw 1. The linkage of the block 6 drives the translation slider 6 to shift the focus left/right, and after the focus is completed, the industrial camera assembly 10 captures the image of the blade in this spatial position, and after the capture is completed, the rotary adjustment motor 722 drives the blade mount 724 to rotate to adjust the blade angle, or The pitch adjustment motor 715 drives the pitch shaft 711 to drive the shaft sleeve 716 to rotate, thereby realizing blade pitch angle adjustment; through the above adjustment, image acquisition is performed to realize the measurement of various parameters of the blade; during measurement, the space where the blade parameters to be measured are located The plane can be adjusted so that it is facing the lens of the industrial camera assembly 10 for image capture.

Claims (4)

1. The utility model provides a numerical control lathe tool profile detector blade fixture which characterized in that: the device comprises a screw rod (1), wherein two ends of the screw rod (1) are connected with a main base (3) through bearings I (2), and one end of the screw rod (1) is also connected with a translation adjusting motor (5) through a coupling I (4); the lead screw (1) is also in threaded connection with the translation sliding block (6), and the upper part of the translation sliding block (6) is also provided with an angle adjusting mechanism (7); the angle adjusting mechanism (7) comprises a pitching adjusting mechanism (71), and the pitching adjusting mechanism (71) is connected with a rotating adjusting mechanism (72); the pitching adjusting mechanism (71) comprises a pitching rotating shaft (711), two ends of the pitching rotating shaft (711) are connected with the auxiliary base (713) through a bearing II (712), one end of the pitching rotating shaft (711) is also connected with a pitching adjusting motor (715) through a coupling II (714), and the pitching rotating shaft (711) is also sleeved with a shaft sleeve (716) capable of rotating along with the pitching rotating shaft; the auxiliary base (713) is connected with the upper part of the translation sliding block (6), and the shaft sleeve (716) is connected with the rotary adjusting mechanism (72); the rotary adjusting mechanism (72) comprises a motor mounting seat (721), the motor mounting seat (721) is connected with a shaft sleeve (716), a rotary adjusting motor (722) is fixedly arranged on the motor mounting seat (721), and the rotary adjusting motor (722) is connected with a blade mounting frame (724) through a coupling III (723); the axes of the translation adjusting motor (5) and the pitching adjusting motor (715) are mutually vertical on a horizontal plane, and the axes of the translation adjusting motor (5) and the revolving adjusting motor (722) are mutually vertical on a vertical plane.

2. The numerical control turning tool contour detector blade clamping mechanism of claim 1, characterized in that: the translation sliding block (6) is connected with the main base (3) in a sliding mode.

3. The numerical control turning tool contour detector blade clamping mechanism of claim 1, characterized in that: the shaft sleeve (716) is connected with the pitch rotating shaft (711) through a key (717).

4. The numerical control turning tool contour detector blade clamping mechanism of claim 1, characterized in that: and a fastening screw (718) is arranged between the shaft sleeve (716) and the pitching rotating shaft (711).

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