CN219112949U - Automatic drill bit angle adjusting device for crankshaft drilling - Google Patents

Abstract

The utility model provides an automatic drill bit angle adjusting device for crankshaft drilling, which relates to the technical field of crankshaft machining and comprises a moving mechanism, wherein two rotating seats are symmetrically arranged on the moving mechanism, a mounting roller is rotationally connected between the two rotating seats and is connected with a deflection mechanism arranged on the rotating seats, a mounting frame is arranged on the mounting roller, a fixing seat is arranged on the mounting frame, and a drilling machine body and an angle sensor for measuring the deflection angle of the drilling machine body are arranged on the fixing seat; the device has high automation degree, can complete automatic angle adjustment of the drilling machine body when the crankshaft is used for machining the inclined holes, is simple to operate and has high use value.

Description

Automatic drill bit angle adjusting device for crankshaft drilling

Technical Field

The utility model relates to the technical field of crankshaft machining, in particular to an automatic drill bit angle adjusting device for crankshaft drilling.

Background

The crankshaft is the most important component in an engine. The engine is used for bearing the force transmitted by the connecting rod, converting the force into torque, outputting the torque through the crankshaft and driving other accessories on the engine to work. The crankshaft needs to be used for drilling equipment during machining, but the drilling angle cannot be adjusted by the existing drilling equipment during drilling, so that the crankshaft needing to drill the inclined holes cannot be machined, and the practicality of the drilling equipment and the efficiency of machining the crankshaft are reduced.

Chinese patent CN216176890U proposes a multi-angle adjusting device applied to drilling equipment, characterized in that: the drilling device comprises a first base (1), and a vertical plate (2) arranged on the first base (1), wherein an adjusting plate (3) is arranged on the front surface of the vertical plate (2), the adjusting plate (3) is connected with the vertical plate (2) through an angle adjusting structure, the angle adjusting structure comprises an adjusting rotating shaft (4) and an angle locking structure, the adjusting rotating shaft (4) is rotatably arranged on the vertical plate (2), one end of the adjusting rotating shaft (4) is fixedly connected with the adjusting plate (3), the other end of the adjusting rotating shaft penetrates through the back surface of the vertical plate (2) and is provided with an pointing arrow (5), and an angle scale mark (6) for indicating a drilling angle is arranged on the back surface of the vertical plate (2); the angle locking structure comprises a locking bolt (8) and a locking nut (9), wherein a locking through hole is formed in the adjusting plate (3), one end of the locking bolt (8) penetrates through the locking through hole and the arc-shaped adjusting groove (7) and is in threaded connection with the locking nut (9) located on the back of the vertical plate (2). The device adjusts the inclination angle of the drilling machine body by rotating the adjusting plate, so that the drilling equipment meets the drilling inclined hole processing requirement, the angle adjustment in the drilling process is realized, and the application effect is good; but the adjustment is completed manually, the drilling equipment angle is readjusted by manual intervention every time the drilling of an angle is completed, the operation is slightly troublesome, and the degree of automation is low.

Disclosure of Invention

The utility model aims to solve the problems in the background art, and further provides an automatic adjusting device for the angle of a drill bit for crankshaft drilling.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a bent axle drilling's drill bit angle automatic regulating apparatus, includes moving mechanism, and moving mechanism goes up the symmetry and is provided with two rotation seats, rotates between two rotation seats and is connected with the installation roller, and the installation roller is connected with the deflection mechanism that sets up on rotating the seat in order to realize deflection mechanism operation and drive the installation roller rotation, is provided with the mounting bracket on the installation roller, is equipped with the fixing base on the mounting bracket, installs drilling organism and is used for measuring drilling organism deflection angle's angle sensor on the fixing base.

Further, the moving mechanism comprises a guide rail, a mounting seat, a sliding block and a locating cylinder, the mounting seat is arranged at the tail end of the guide rail, the locating cylinder is mounted on the mounting seat and connected with the sliding block which is in sliding fit with the guide rail, and the sliding block is provided with a rotating seat.

Further, the deflection mechanism comprises a rotating roller, a rotating motor, a driving gear and a driven gear, wherein the rotating roller is arranged between the two rotating seats and is connected with the rotating motor arranged on one of the rotating seats, the driving gear is arranged on the rotating roller, and the driving gear is meshed with the driven gear arranged on the installation roller to realize the operation of the rotating motor to drive the installation roller to rotate.

Further, the locating cylinder, the rotating motor and the angle sensor are electrically connected with a controller, and the controller control device stably operates according to a set program.

Further, be provided with a pole setting on the mounting bracket, the pointer is installed to pole setting one end, and the pointer cooperatees with the calibrated scale that sets up on one of them rotation seat, has offered the through-hole of bar on the pointer, and the through-hole just faces one of them scale mark on the calibrated scale, and this design has improved the accuracy to bent axle drilling, can observe whether angle sensor normal operating through the directional of pointer.

Furthermore, the rotating seat is provided with a round angle so as to prevent the vertical rod from contacting with the rotating seat in the process of circular motion of the drilling machine body.

Furthermore, the outer cover of the drill bit of the drilling machine body is provided with a corrugated pipe so as to avoid splashing of scrap iron during drilling.

Compared with the prior art, the utility model has the beneficial effects that:

the automatic angle adjusting device is high in automation degree, and automatic angle adjustment of the drilling machine body can be completed when the crankshaft is used for machining the inclined holes; the deflection mechanism is matched with the angle sensor, the deflection mechanism drives the drilling machine body to rotate, the angle sensor measures the deflection angle of the drilling machine body, and when the deflection angle reaches a set value, the drilling machine body stops deflecting and finishes the drilling work of the crankshaft, so that the operation is simple, and the drilling machine has high use value.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic illustration of a dial position;

FIG. 3 is a schematic view of the installation of a bellows;

wherein: 1. a guide rail; 11. a mounting base; 12. a slide block; 13. locating an air cylinder; 2. a rotating seat; 21. a rotating roller; 22. a mounting roller; 23. a rotating motor; 24. a drive gear; 25. a driven gear; 26. round corners; 3. a mounting frame; 31. a fixing seat; 32. an angle sensor; 4. a drilling machine body; 5. a vertical rod; 51. a pointer; 511. a through hole; 52. a dial; 6. a bellows.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. The utility model will be further described with reference to the accompanying drawings and examples:

as shown in fig. 1, an automatic drill bit angle adjusting device for crankshaft drilling comprises a guide rail 1, wherein an installation seat 11 is arranged at the tail end of the guide rail 1, a locating cylinder 13 is installed on the installation seat 11, the locating cylinder 13 is connected with a sliding block 12 which is in sliding fit with the guide rail 1, two rotating seats 2 are symmetrically arranged on the sliding block 12, a rotating roller 21 and an installation roller 22 are rotationally connected between the two rotating seats 2, wherein the rotating roller 21 is connected with a rotating motor 23 arranged on one of the rotating seats 2 to realize motor operation so as to drive the rotating roller 21 to rotate, a driving gear 24 is installed on the rotating roller 21, the driving gear 24 is meshed with a driven gear 25 arranged on the installation roller 22 to realize operation of the rotating motor 23 so as to drive the installation roller 22 to rotate, a mounting frame 3 is vertically arranged on the installation roller 22, a fixing seat 31 is arranged at the end part of the mounting frame 3, a drilling machine body 4 is installed on the front end surface of the fixing seat 31, and an angle sensor 32 for measuring the deflection angle of the drilling machine body 4 is installed on the upper surface of the fixing seat 31.

In the specific implementation process of the device, the locating cylinder 13, the rotating motor and the angle sensor 32 are all electrically connected with a controller, the locating cylinder 13 operates to drive the drilling machine body 4 to approach or depart from a drilling position on a crankshaft, the rotating motor is started according to drilling requirements, the drilling machine body 4 takes the mounting roller 22 as a circle center and finishes deflection movement under the action of the rotating motor, in the process, the angle sensor 32 measures the deflection angle of the drilling machine body 4 at any moment and feeds back measured data to the controller, when the deflection angle reaches a set value, the controller controls the rotating motor to stop operating, and the drilling machine body 4 starts to drill the crankshaft.

In order to improve the accuracy of drilling the crankshaft, the design also provides a dial 52, specifically, as shown in fig. 2, a vertical rod 5 is vertically arranged on the mounting frame 3, one end of the vertical rod 5 is provided with a pointer 51, the pointer 51 is matched with the dial 52 arranged on one of the rotating seats 2, when the pointer 51 is horizontal, the pointer 51 points to the 0 scale on the dial 52, and when the drilling machine body 4 is in the process of angle deflection, the pointer 51 also deflects along with the angle and points to the scale mark on the dial 52; in order to facilitate the observation of the scales by the staff, the pointer 51 is provided with a bar-shaped through hole 511, and the through hole 511 is opposite to one of the scale marks on the scale disc 52, and of course, in the design, the rotating seat 2 is provided with a round corner 26 to avoid the contact between the upright rod 5 and the rotating seat 2 in the process of circular movement of the drilling machine body 4.

In-process of drilling can produce the iron fillings, for avoiding the iron fillings to splash, as shown in fig. 3, this design is equipped with a bellows 6 at the drill bit outside cover of drilling organism 4, by bellows 6 characteristic, and is scalable, consequently, at the in-process that the drilling is in depth, bellows 6 can not influence the going on of drilling work, can cover the drilling position on the bent axle when drilling simultaneously, and the splash of iron fillings when avoiding drilling.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a drill bit angle automatic regulating apparatus of bent axle drilling, a serial communication port, including moving mechanism, the symmetry is provided with two rotation seats (2) on the moving mechanism, rotates between two rotation seats (2) and is connected with installation roller (22), and installation roller (22) are connected with the deflection mechanism who sets up on rotation seat (2), are provided with mounting bracket (3) on installation roller (22), are equipped with fixing base (31) on mounting bracket (3), install drilling organism (4) and are used for measuring angle sensor (32) of drilling organism (4) deflection angle on fixing base (31).

2. The automatic drill bit angle adjusting device for crankshaft drilling according to claim 1, wherein the moving mechanism comprises a guide rail (1), a mounting seat (11), a sliding block (12) and a locating cylinder (13), the mounting seat (11) is arranged at the tail end of the guide rail (1), the locating cylinder (13) is arranged on the mounting seat (11), the locating cylinder (13) is connected with the sliding block (12) which is in sliding fit with the guide rail (1), and the sliding block (12) is provided with a rotating seat (2).

3. The automatic drill bit angle adjusting device for crankshaft drilling according to claim 2, wherein the deflection mechanism comprises a rotating roller (21), a rotating motor (23), a driving gear (24) and a driven gear (25), the rotating roller (21) is arranged between the two rotating seats (2), the rotating roller (21) is connected with the rotating motor (23) arranged on one of the rotating seats (2), the driving gear (24) is arranged on the rotating roller (21), and the driving gear (24) is meshed with the driven gear (25) arranged on the mounting roller (22).

4. The automatic drill bit angle adjusting device for crankshaft drilling according to claim 3, wherein the locating cylinder (13), the rotating motor and the angle sensor (32) are all electrically connected with a controller.

5. The automatic drill bit angle adjusting device for crankshaft drilling according to claim 1, wherein the mounting frame (3) is provided with a vertical rod (5), one end of the vertical rod (5) is provided with a pointer (51), the pointer (51) is matched with a dial (52) arranged on one of the rotating seats (2), the pointer (51) is provided with a strip-shaped through hole (511), and the through hole (511) is opposite to one scale mark on the dial (52).

6. The automatic drill bit angle adjusting device for crankshaft drilling according to claim 5, wherein the rotary seat (2) is provided with a round corner (26).

7. The automatic drill angle adjusting device for crankshaft drilling according to claim 1, wherein the drill outer cover of the drilling machine body (4) is provided with a corrugated pipe (6).

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