Hold-down mechanism for drilling machining of bearing seat

Abstract

The utility model relates to the technical field of drilling machining, in particular to a bearing seat drilling machining pressing mechanism which facilitates fixing of bearing seat bases and bearing seat machine bases of different sizes. Comprising a baseplate; the device further comprises a first fixing mechanism, a driving mechanism, a lifting mechanism, a second fixing mechanism, a locking mechanism and a driving fixing mechanism, the driving mechanism is installed on the first fixing mechanism, the lifting mechanism is installed on the first fixing mechanism, the second fixing mechanism is installed on the lifting mechanism, and the locking mechanism is installed in the second fixing mechanism. The driving and fixing mechanism is installed on the outer wall of the second fixing mechanism, the driving mechanism drives the first fixing mechanism to fix bases of bearing pedestals of different sizes, the lifting mechanism adjusts the height of the second fixing mechanism, and the second fixing mechanism fixes machine bases of different diameters. The driving fixing mechanism drives the locking mechanism to fix the second fixing mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field, in particular to a bearing seat drilling and clamping mechanism. Background Art

[0002] The bearing seat, also known as the bearing box, is the outer support of the shaft and bearing, and is widely used as an important transmission component in machinery and equipment. Its English name is bearing housing. The main function of the bearing seat is to support the rotating shaft, bear axial and radial loads, and lubricate the bearing through the lubricating oil inside it, reduce friction and wear, and ensure the long-term stable operation of the bearing. The bearing seat needs to be drilled during production.

[0003] In the existing bearing seat drilling processing technology, for example, the existing technology with application number CN201621053837.3, it includes a base plate, a locking screw, a clamping rod, a drill sleeve, a drilling template, a fastening screw, a pressure plate, a fixing part, a clamping part, a receiving groove, a positioning plate, a bearing seat, a circular locating pin and a diamond locating pin, etc. By setting a workpiece positioning mechanism and a clamping mechanism, the bearing cover can be accurately clamped and positioned, thereby improving the processing accuracy of the bolt holes on the bearing cover.

[0004] The bearing seat is divided into a machine seat and a base. The existing technology is not convenient for quickly fixing machine seats of different diameters and bases of different widths, and the fixing stability of the existing technology is low, which affects the quality of drilling. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a bearing seat drilling and clamping mechanism which is convenient for fixing bearing seat bases and bearing seat machine bases of different sizes.

[0006] The utility model discloses a bearing seat drilling and clamping mechanism, comprising a base plate; also comprising a first fixing mechanism, a driving mechanism, a lifting mechanism, a second fixing mechanism, a locking mechanism and a driving and fixing mechanism, wherein the driving mechanism is installed on the first fixing mechanism, the lifting mechanism is installed on the first fixing mechanism, the second fixing mechanism is installed on the lifting mechanism, the locking mechanism is installed in the second fixing mechanism, and the driving and fixing mechanism is installed on the outer wall of the second fixing mechanism, the first fixing mechanism is driven by the driving mechanism to fix the bases of bearing seats of different sizes, the lifting mechanism adjusts the height of the second fixing mechanism, the second fixing mechanism fixes machine bases of different diameters, and the driving and fixing mechanism drives the locking mechanism to fix the second fixing mechanism; the first fixing mechanism is driven by the driving mechanism to fix the bases of bearing seats of different sizes, the lifting mechanism adjusts the height of the second fixing mechanism, the second fixing mechanism fixes machine bases of different diameters, thereby improving practicality, and the driving and fixing mechanism drives the locking mechanism to fix the second fixing mechanism.

[0007] Preferably, the first fixing mechanism includes a fixed platform, a fixed plate, a guide rod, an auxiliary plate and a connecting rod, the fixed platform is installed on the top of the base plate, a slide groove is provided on the fixed platform, a slider is provided on the fixed plate, the slider is slidably installed in the slide groove of the fixed platform, one end of the guide rod is installed on the bottom end of the fixed platform, the other end of the guide rod is installed on the top of the base plate, the auxiliary plate is slidably installed on the guide rod, one end of the connecting rod is rotatably installed on the auxiliary plate, and the other end of the connecting rod is rotatably installed on the slider of the fixed plate; the auxiliary plate is driven to slide on the guide rod by opening the driving mechanism, and then the slider of the fixed plate is pulled by the connecting rod to slide in the slide groove of the fixed platform, thereby driving the fixed plate to fix the base of the bearing seat.

[0008] Preferably, the driving mechanism includes a first lead screw, a first bevel gear, a fixed block, a second bevel gear and a first motor, one end of the first lead screw is rotatably mounted on the bottom end of the fixed platform, and the other end of the first lead screw is rotatably mounted on the top end of the base plate, the first lead screw is threadedly engaged with the auxiliary plate, the first bevel gear is mounted on the first lead screw, the fixed block is mounted on the top end of the base plate, the second bevel gear is rotatably mounted on the fixed block through a rotating shaft, the second bevel gear is meshed with the first bevel gear, the first motor is mounted on the fixed block, and the output end of the first motor is connected to the rotating shaft of the second bevel gear; the second bevel gear is driven to rotate by turning on the first motor, and then the first lead screw is driven to rotate through the meshing relationship, and then the auxiliary plate is driven to slide on the guide rod through the threaded relationship, and then the slider of the fixed plate is pulled by the connecting rod to slide in the slide groove of the fixed platform, thereby driving the fixed plate to fix the base of the bearing seat.

[0009] Preferably, the lifting mechanism includes a bracket, a sliding sleeve, a sliding rod, a second lead screw, a second motor and a sliding rod. The bracket is installed on the top of the fixed platform, the sliding sleeve is installed on the top of the bracket, the sliding rod is slidably installed in the sliding sleeve, the second lead screw is rotatably installed in the sliding sleeve, the second lead screw is threadedly matched with the sliding rod, the second motor is installed on the top of the sliding sleeve, the output end of the second motor is connected to the second lead screw, the sliding rod is slidably installed on the bracket, one end of the sliding rod is installed on the second fixing mechanism, and the bottom end of the sliding rod is installed on the second fixing mechanism; the second lead screw is driven to rotate by turning on the second motor, and then the sliding rod is driven to slide in the sliding sleeve through the threaded relationship, and then the second fixing mechanism is assisted to lift and lower through the sliding rod, so that the second fixing mechanism can fix the base of the bearing seat of different diameters.

[0010] Preferably, the second fixing mechanism includes a fixing box, a fixing sleeve, a fixing rod and a spring, one end of the sliding rod is installed on the fixing box, the bottom end of the sliding rod is installed on the fixing box, the fixing sleeve is installed inside the fixing box, the fixing rod is slidably installed in the fixing sleeve, the fixing rod is slidably installed on the bottom surface of the fixing box, and the spring connects the inner wall of the fixing sleeve and the fixing rod; when the machine base is to be fixed, the fixing box is driven down by the lifting mechanism, so that the fixing rod contacts the top surface of the machine base, and the squeezing spring contracts, so that the fixing rod slides in the fixing sleeve, so that the bottom end of the fixing rod is similar in shape to the top surface of the machine base, and then the fixing mechanism is driven to drive the locking mechanism to fix the fixing rod, thereby completing the fixation of the top of machine bases of different sizes.

[0011] Preferably, the locking mechanism includes a fixed arc plate, a sliding inner plate, a movable arc plate and a third lead screw, the fixed arc plate is installed at the bottom end of the fixed box, the sliding inner plate is slidably installed on the inner wall of the fixed box, the movable arc plate is installed on the sliding inner plate, and the third lead screw is rotatably installed on the inner wall of the fixed box, and the third lead screw is threadedly matched with the sliding inner plate; when the machine base needs to be fixed, the fixed box is driven down by the lifting mechanism, so that the fixed rod contacts the top surface of the machine base, and the extrusion spring contracts, so that the fixed rod slides in the fixed sleeve, so that the bottom end of the fixed rod is similar in shape to the top surface of the machine base, and then the third lead screw is driven to rotate by driving the fixing mechanism, and the sliding inner plate is driven to slide in the fixed box through the threaded relationship, and then the fixed rod is fixed by the fixed arc plate and the movable arc plate, thereby completing the fixation of the top of machine bases of different sizes.

[0012] Preferably, the driving and fixing mechanism includes a turbine, a worm gear and a third motor, a mounting frame is provided on the outer wall of the fixed box, the turbine is mounted on the third lead screw, the worm gear is rotatably mounted on the mounting frame, the third motor is mounted on the mounting frame, the output end of the third motor is connected to the worm gear, and the turbine is meshed with the worm gear; when the machine base is to be fixed, the fixed box is driven down by the lifting mechanism, so that the fixed rod contacts the top surface of the machine base, and the extrusion spring contracts, so that the fixed rod slides in the fixed sleeve, so that the bottom end of the fixed rod is similar in shape to the top surface of the machine base, and then the worm gear is driven to rotate by turning on the third motor, and then the third lead screw is driven to rotate through the meshing relationship, and the sliding inner plate is driven to slide in the fixed box through the threaded relationship, and then the fixed rod is fixed by the fixed arc plate and the movable arc plate, thereby completing the fixation of the top of the machine base of different sizes.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the driving mechanism drives the first fixing mechanism to fix the base of the bearing seat of different sizes, the lifting mechanism adjusts the height of the second fixing mechanism, the second fixing mechanism fixes the machine base of different diameters, thereby improving practicality, and the driving fixing mechanism drives the locking mechanism to fix the second fixing mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0015] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0016] Figure 3 It is a third axonometric structural schematic diagram of the utility model;

[0017] Figure 4 It is a side view structural schematic diagram of the utility model;

[0018] Figure 5 It is a schematic diagram of the first front section axonometric structure of the utility model;

[0019] Figure 6 It is a second front section axonometric structural schematic diagram of the utility model;

[0020] Figure 7 It is a front cross-sectional structural schematic diagram of the utility model;

[0021] Figure 8 It is a schematic diagram of the top-view cross-section axonometric structure of the utility model;

[0022] Fig. 9 It is a third front section axonometric structural schematic diagram of the utility model;

[0023] Fig.10 The utility model Fig. 9 A schematic diagram of the enlarged structure at A in the middle;

[0024] Markings in the accompanying drawings: 01, first fixing mechanism; 11, base plate; 12, fixing table; 13, fixing plate; 14, guide rod; 15, auxiliary plate; 16, connecting rod; 2, driving mechanism; 21, first lead screw; 22, first bevel gear; 23, fixing block; 24, second bevel gear; 25, first motor; 03, lifting mechanism; 31, bracket; 32, sliding sleeve; 33, sliding rod; 34, second lead screw; 35, second motor; 36, sliding rod; 04, second fixing mechanism; 41, fixing box; 42, fixing sleeve; 43, fixing rod; 44, spring; 05, locking mechanism; 51, fixed arc plate; 52, sliding inner plate; 53, moving arc plate; 54, third lead screw; 06, driving fixing mechanism; 61, turbine; 62, vortex rod; 63, third motor. DETAILED DESCRIPTION

[0025] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0026] Example 1

[0027] like Figure 2 , Figure 4 and Figure 7 As shown, a bearing seat drilling and clamping mechanism includes a base plate 11, a first fixing mechanism 01, a driving mechanism 02, a lifting mechanism 03, a second fixing mechanism 04, a locking mechanism 05 and a driving fixing mechanism 06, wherein the driving mechanism 02 is mounted on the first fixing mechanism 01, the lifting mechanism 03 is mounted on the first fixing mechanism 01, the second fixing mechanism 04 is mounted on the lifting mechanism 03, the locking mechanism 05 is mounted in the second fixing mechanism 04, and the driving fixing mechanism 06 is mounted on the outer wall of the second fixing mechanism 04;

[0028] The driving mechanism 02 drives the first fixing mechanism 01 to fix the bases of bearing seats of different sizes, the lifting mechanism 03 adjusts the height of the second fixing mechanism 04, the second fixing mechanism 04 fixes the bases of different diameters, and the driving fixing mechanism 06 drives the locking mechanism 05 to fix the second fixing mechanism 04;

[0029] The first fixing mechanism 01 includes a fixing platform 12, a fixing plate 13, a guide rod 14, an auxiliary plate 15 and a connecting rod 16. The fixing platform 12 is installed on the top of the bottom plate 11. A slide groove is provided on the fixing platform 12. A slider is provided on the fixing plate 13. The slider is slidably installed in the slide groove of the fixing platform 12. One end of the guide rod 14 is installed on the bottom end of the fixing platform 12. The other end of the guide rod 14 is installed on the top of the bottom plate 11. The auxiliary plate 15 is slidably installed on the guide rod 14. One end of the connecting rod 16 is rotatably installed on the auxiliary plate 15. The other end of the connecting rod 16 is rotatably installed on the slider of the fixing plate 13.

[0030] The driving mechanism 02 includes a first lead screw 21, a first bevel gear 22, a fixed block 23, a second bevel gear 24 and a first motor 25. One end of the first lead screw 21 is rotatably mounted on the bottom end of the fixed platform 12, and the other end of the first lead screw 21 is rotatably mounted on the top end of the base plate 11. The first lead screw 21 is threadedly matched with the auxiliary plate 15, the first bevel gear 22 is mounted on the first lead screw 21, the fixed block 23 is mounted on the top end of the base plate 11, the second bevel gear 24 is rotatably mounted on the fixed block 23 through a rotating shaft, the second bevel gear 24 is meshed with the first bevel gear 22, the first motor 25 is mounted on the fixed block 23, and the output end of the first motor 25 is connected to the rotating shaft of the second bevel gear 24;

[0031] The second bevel gear 24 is driven to rotate by turning on the first motor 25, and then the first lead screw 21 is driven to rotate through the meshing relationship, and then the auxiliary plate 15 is driven to slide on the guide rod 14 through the threaded relationship, and then the slider of the fixed plate 13 is pulled by the connecting rod 16 to slide in the slide groove of the fixed platform 12, and then the fixed plate 13 is driven to fix the base of the bearing seat, the lifting mechanism 03 adjusts the height of the second fixing mechanism 04, and the second fixing mechanism 04 fixes the machine base of different diameters to improve practicality, and the driving fixing mechanism 06 drives the locking mechanism 05 to fix the second fixing mechanism 04.

[0032] Example 2

[0033] like Figure 2 , Figure 3 , Figure 5 , Figure 8 and Fig.10 As shown, a bearing seat drilling and clamping mechanism includes a base plate 11, a first fixing mechanism 01, a driving mechanism 02, a lifting mechanism 03, a second fixing mechanism 04, a locking mechanism 05 and a driving fixing mechanism 06, wherein the driving mechanism 02 is mounted on the first fixing mechanism 01, the lifting mechanism 03 is mounted on the first fixing mechanism 01, the second fixing mechanism 04 is mounted on the lifting mechanism 03, the locking mechanism 05 is mounted in the second fixing mechanism 04, and the driving fixing mechanism 06 is mounted on the outer wall of the second fixing mechanism 04;

[0034] The driving mechanism 02 drives the first fixing mechanism 01 to fix the bases of bearing seats of different sizes, the lifting mechanism 03 adjusts the height of the second fixing mechanism 04, the second fixing mechanism 04 fixes the bases of different diameters, and the driving fixing mechanism 06 drives the locking mechanism 05 to fix the second fixing mechanism 04;

[0035] The lifting mechanism 03 includes a bracket 31, a sliding sleeve 32, a sliding rod 33, a second lead screw 34, a second motor 35 and a sliding rod 36. The bracket 31 is installed at the top of the fixed platform 12, the sliding sleeve 32 is installed at the top of the bracket 31, the sliding rod 33 is slidably installed in the sliding sleeve 32, the second lead screw 34 is rotatably installed in the sliding sleeve 32, the second lead screw 34 is threadedly matched with the sliding rod 33, the second motor 35 is installed at the top of the sliding sleeve 32, the output end of the second motor 35 is connected to the second lead screw 34, the sliding rod 36 is slidably installed on the bracket 31, one end of the sliding rod 36 is installed on the second fixed mechanism 04, and the bottom end of the sliding rod 33 is installed on the second fixed mechanism 04;

[0036] The second fixing mechanism 04 includes a fixing box 41, a fixing sleeve 42, a fixing rod 43 and a spring 44. One end of the sliding rod 36 is mounted on the fixing box 41, the bottom end of the sliding rod 33 is mounted on the fixing box 41, the fixing sleeve 42 is mounted inside the fixing box 41, the fixing rod 43 is slidably mounted inside the fixing sleeve 42, the fixing rod 43 is slidably mounted on the bottom surface of the fixing box 41, and the spring 44 connects the inner wall of the fixing sleeve 42 and the fixing rod 43;

[0037] The locking mechanism 05 includes a fixed arc plate 51, a sliding inner plate 52, a movable arc plate 53 and a third lead screw 54. The fixed arc plate 51 is installed at the bottom end of the fixed box 41, the sliding inner plate 52 is slidably installed on the inner wall of the fixed box 41, the movable arc plate 53 is installed on the sliding inner plate 52, and the third lead screw 54 is rotatably installed on the inner wall of the fixed box 41. The third lead screw 54 is threadedly matched with the sliding inner plate 52.

[0038] The driving fixing mechanism 06 includes a turbine 61, a worm rod 62 and a third motor 63. The outer wall of the fixing box 41 is provided with a mounting frame. The turbine 61 is mounted on the third lead screw 54. The worm rod 62 is rotatably mounted on the mounting frame. The third motor 63 is mounted on the mounting frame. The output end of the third motor 63 is connected to the worm rod 62. The turbine 61 is meshed with the worm rod 62.

[0039] The first fixing mechanism 01 is driven by the driving mechanism 02 to fix the base of the bearing seat of different sizes, and the second motor 35 is turned on to drive the second lead screw 34 to rotate, and then the sliding rod 33 is driven to slide in the sliding sleeve 32 through the threaded relationship, and then the second fixing mechanism 04 is assisted to rise and fall through the sliding rod 36, so that the second fixing mechanism 04 can fix the machine base of the bearing seat of different diameters. When the machine base is to be fixed, the lifting mechanism 03 drives the fixing box 41 to descend, so that the fixing rod 43 contacts the top surface of the machine base, and the extrusion spring 44 contracts, so that the fixing rod 43 slides in the fixing sleeve 42, so that the bottom end of the fixing rod 43 is similar to the top surface of the machine base, and then the third motor 63 is turned on to drive the vortex rod 62 to rotate, and then the third lead screw 54 is driven to rotate through the meshing relationship, and the sliding inner plate 52 is driven to slide in the fixing box 41 through the threaded relationship, and then the fixing arc plate 51 and the movable arc plate 53 are used to fix the fixing rod 43, thereby completing the fixation of the top of the machine base of different sizes.

[0040] like Figures 1 to 10As shown, a bearing seat drilling and clamping mechanism of the utility model, when working, drives the second bevel gear 24 to rotate by turning on the first motor 25, and then drives the first lead screw 21 to rotate through the meshing relationship, and then drives the auxiliary plate 15 to slide on the guide rod 14 through the threaded relationship, and then pulls the slider of the fixed plate 13 to slide in the slide groove of the fixed platform 12 through the connecting rod 16, and then drives the fixed plate 13 to fix the base of the bearing seat, and drives the second lead screw 34 to rotate by turning on the second motor 35, and then drives the sliding rod 33 to slide in the sliding sleeve 32 through the threaded relationship, and then assists the second fixing mechanism 04 to rise and fall through the sliding rod 36, so that the second fixing mechanism 04 The machine base of bearing seats of different diameters can be fixed. When the machine base needs to be fixed, the fixing box 41 is driven down by the lifting mechanism 03, so that the fixing rod 43 contacts the top surface of the machine base, and the extrusion spring 44 contracts, so that the fixing rod 43 slides in the fixing sleeve 42, so that the bottom end of the fixing rod 43 is similar in shape to the top surface of the machine base, and then the worm rod 62 is driven to rotate by turning on the third motor 63, and then the third lead screw 54 is driven to rotate through the meshing relationship, and the sliding inner plate 52 is driven to slide in the fixing box 41 through the threaded relationship, and then the fixing arc plate 51 and the movable arc plate 53 are used to fix the fixing rod 43, thereby completing the fixation of the top of the machine base of different sizes.

[0041] The first motor 25, the second motor 35 and the third motor 63 of the utility model are purchased on the market, and technicians in the industry only need to install and operate them according to the accompanying instruction manuals, without the need for technicians in the field to make creative efforts.

[0042] The main function achieved by the utility model is that during the working process, bearing seat bases and bearing seat machine seats of different sizes can be easily fixed.

[0043] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A bearing seat drilling and clamping mechanism, comprising a bottom plate (11); characterized in that: It also includes a first fixing mechanism (01), a driving mechanism (02), a lifting mechanism (03), a second fixing mechanism (04), a locking mechanism (05) and a driving fixing mechanism (06), wherein the driving mechanism (02) is mounted on the first fixing mechanism (01), the lifting mechanism (03) is mounted on the first fixing mechanism (01), the second fixing mechanism (04) is mounted on the lifting mechanism (03), the locking mechanism (05) is mounted in the second fixing mechanism (04), and the driving fixing mechanism (06) is mounted on the outer wall of the second fixing mechanism (04); The driving mechanism (02) drives the first fixing mechanism (01) to fix the bases of bearing seats of different sizes, the lifting mechanism (03) adjusts the height of the second fixing mechanism (04), the second fixing mechanism (04) fixes machine bases of different diameters, and the driving fixing mechanism (06) drives the locking mechanism (05) to fix the second fixing mechanism (04).

2. A bearing seat drilling and clamping mechanism according to claim 1, characterized in that: The first fixing mechanism (01) comprises a fixing platform (12), a fixing plate (13), a guide rod (14), an auxiliary plate (15) and a connecting rod (16); the fixing platform (12) is mounted on the top of the bottom plate (11); a slide groove is provided on the fixing platform (12); a slider is provided on the fixing plate (13); the slider is slidably mounted in the slide groove of the fixing platform (12); one end of the guide rod (14) is mounted on the bottom of the fixing platform (12); the other end of the guide rod (14) is mounted on the top of the bottom plate (11); the auxiliary plate (15) is slidably mounted on the guide rod (14); one end of the connecting rod (16) is rotatably mounted on the auxiliary plate (15); and the other end of the connecting rod (16) is rotatably mounted on the slider of the fixing plate (13).

3. A bearing seat drilling and clamping mechanism as claimed in claim 2, characterized in that: The driving mechanism (02) comprises a first lead screw (21), a first bevel gear (22), a fixed block (23), a second bevel gear (24) and a first motor (25), one end of the first lead screw (21) is rotatably mounted on the bottom end of the fixed platform (12), the other end of the first lead screw (21) is rotatably mounted on the top end of the base plate (11), the first lead screw (21) is threadedly engaged with the auxiliary plate (15), the first bevel gear (22) is mounted on the first lead screw (21), the fixed block (23) is mounted on the top end of the base plate (11), the second bevel gear (24) is rotatably mounted on the fixed block (23) via a rotating shaft, the second bevel gear (24) is meshed with the first bevel gear (22), the first motor (25) is mounted on the fixed block (23), and the output end of the first motor (25) is connected to the rotating shaft of the second bevel gear (24).

4. A bearing seat drilling and clamping mechanism as claimed in claim 2, characterized in that: The lifting mechanism (03) comprises a bracket (31), a sliding sleeve (32), a sliding rod (33), a second lead screw (34), a second motor (35) and a sliding rod (36); the bracket (31) is mounted on the top of the fixed platform (12); the sliding sleeve (32) is mounted on the top of the bracket (31); the sliding rod (33) is slidably mounted in the sliding sleeve (32); the second lead screw (34) is rotatably mounted in the sliding sleeve (32); the second lead screw (34) and the sliding rod (33) are threadedly matched; the second motor (35) is mounted on the top of the sliding sleeve (32); the output end of the second motor (35) is connected to the second lead screw (34); the sliding rod (36) is slidably mounted on the bracket (31); one end of the sliding rod (36) is mounted on the second fixed mechanism (04); and the bottom end of the sliding rod (33) is mounted on the second fixed mechanism (04).

5. A bearing seat drilling and clamping mechanism as claimed in claim 4, characterized in that: The second fixing mechanism (04) comprises a fixing box (41), a fixing sleeve (42), a fixing rod (43) and a spring (44); one end of the sliding rod (36) is mounted on the fixing box (41); the bottom end of the sliding rod (33) is mounted on the fixing box (41); the fixing sleeve (42) is mounted inside the fixing box (41); the fixing rod (43) is slidably mounted inside the fixing sleeve (42); the fixing rod (43) is slidably mounted on the bottom surface of the fixing box (41); and the spring (44) connects the inner wall of the fixing sleeve (42) and the fixing rod (43).

6. A bearing seat drilling and clamping mechanism as claimed in claim 5, characterized in that: The locking mechanism (05) comprises a fixed arc plate (51), a sliding inner plate (52), a movable arc plate (53) and a third lead screw (54); the fixed arc plate (51) is mounted at the bottom end of the fixed box (41); the sliding inner plate (52) is slidably mounted on the inner wall of the fixed box (41); the movable arc plate (53) is mounted on the sliding inner plate (52); the third lead screw (54) is rotatably mounted on the inner wall of the fixed box (41); and the third lead screw (54) is threadedly engaged with the sliding inner plate (52).

7. A bearing seat drilling and clamping mechanism as claimed in claim 6, characterized in that: The driving fixing mechanism (06) comprises a turbine (61), a worm rod (62) and a third motor (63); the outer wall of the fixing box (41) is provided with a mounting frame; the turbine (61) is mounted on the third lead screw (54); the worm rod (62) is rotatably mounted on the mounting frame; the third motor (63) is mounted on the mounting frame; the output end of the third motor (63) is connected to the worm rod (62); and the turbine (61) is meshed with the worm rod (62).

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