CN217858909U - Camshaft radial hole processingequipment - Google Patents

Abstract

The utility model discloses a camshaft radial hole processingequipment, including servo motor, unit head (9), guiding orientation mechanism, unit head (9) bottom parallel arrangement chamfer drill bit (2), centering drill bit (3) and burring drill bit (10), chamfer drill bit (2), centering drill bit (3) and burring drill bit (10) are arranged from inside to outside in proper order, adopt the utility model discloses, realized accomplishing the three processes of the radial oilhole processing of camshaft on a lathe, improved production efficiency, improved product quality stability, reduced workman's intensity of labour, under the quality of the radial oilhole machining precision of assurance camshaft, avoided the purchase of high-end machine tool machining center equipment, avoided high-end machine tool machining center equipment height to require, the high-end high-cost input that brings for the enterprise of high-end.

Description

Camshaft radial hole processingequipment

Technical Field

The utility model relates to a radial hole processingequipment of camshaft.

Background

The camshaft is an important part on the fuel engine and is specially responsible for driving the valve to open and close on time, so that fresh combustible mixed gas is absorbed by the cylinder at regular time in the working process of the engine, and combusted waste gas is discharged in time; camshaft major structure includes the main shaft, is equipped with the cam of a plurality of different angles on the main shaft, and the current universal application sets up the oilhole on the radial direction of main shaft, is equipped with the axial hole that communicates with every correspondingly on the terminal surface of main shaft.

The conventional process for machining the radial oil hole of the camshaft comprises a manual drilling process and a machining center drilling process, wherein the manual drilling process comprises the steps of drilling, chamfering an orifice and deburring, corresponding tools are matched on a multi-platform drilling machine respectively and are completed through manual operation, drilling, chamfering and deburring machining processes are manually completed on different machine tools one by one, the time consumption is long, the production efficiency is low, more manpower is required to be input if the capacity requirement is required to be met, the labor intensity is high due to the fact that the manual operation processes are multiple, the omission phenomenon is easy to occur in the machining process, and even the stability of the product quality is influenced.

If a machining center is used for drilling, a machining center machine tool is required to be used, the machining center machine tool needs a matched special tool for completing drilling machining, meanwhile, an operator with high professional skill level is required to operate, and the machining center machine tool and the matched tool are expensive, so that the machining cost is increased.

Disclosure of Invention

The utility model aims at providing a camshaft radial hole processingequipment overcomes prior art's is not enough, realizes the process that drilling, drill way chamfer and burr were detached to a clamping completion, improves production efficiency, reduces equipment purchasing cost, improves product quality stability, reduces workman's intensity of labour.

In order to realize the above-mentioned purpose, the utility model discloses a camshaft radial hole processingequipment, including servo motor, the unit head, guiding orientation mechanism, unit head bottom parallel arrangement chamfer drill bit, pilot drill bit and burring drill bit, chamfer drill bit, pilot drill bit and burring drill bit are arranged from inside to outside in proper order, chamfer drill bit, in pilot drill bit and the burring drill bit upper end imbed the unit head and respectively with gear fixed connection, chamfer drill bit, pilot drill bit and burring drill bit upper end gear intermeshing, middle pilot drill bit upper end gear with be connected gear engagement, connect gear and motor shaft gear engagement, it is greater than or equal to pilot drill bit upper end gear to connect the gear diameter, guiding orientation mechanism comprises guide positioning pole and guide positioning piece, guide positioning piece and unit head side fixed connection, perforating hole about setting on the guide positioning piece, the guide positioning pole sets up to "L" type, guide positioning pole one end is imbedded in the perforating hole on the guide positioning piece, the guide positioning pole other end is infinitely close with the unit head.

The upper end gears of the chamfering drill bit, the centering drill bit and the deburring drill bit are cylindrical, and the length of the upper end gears is larger than that of the connecting gear and that of the downward distance of each drill bit.

The utility model discloses a radial oilhole processingequipment of camshaft compares with prior art and has following excellent effect.

The utility model discloses a camshaft radial hole processingequipment, adopt integral type package assembly, movable centre through on the fixed plate on positioning mechanism and the apex seat is accurate and firm location with the camshaft and is treating the processing position, directly choose camshaft terminal surface as the locating surface for use during the positioning mechanism design, reduce oilhole length accumulative error, positioning mechanism and camshaft no relative motion, camshaft locating surface fish tail risk has been avoided, under servo motor two and servo motor one's effect, make the radial oilhole location processing of each position of camshaft circumference accurate, under servo motor three and servo motor two's effect, make the drill way chamfer, the oilhole bores through, drill way burring processing is smooth and easy, succinct, the chamfer drill bit, centering drill bit and the setting of deburring drill bit upper end gear length, make each drill bit down process respectively become probably, the three processes of accomplishing the radial oilhole processing of camshaft on a lathe have been realized, the production efficiency is improved, product quality stability has been improved, workman's intensity of labour has been reduced, under the quality that the radial input of guaranteeing to evade high-end machine tool machining center equipment, the high-end requirement that high-end enterprise comes into is brought.

Drawings

Fig. 1 is the schematic view of the camshaft radial hole processing device of the present invention.

Wherein: 1. the pneumatic center is a pneumatic center, 2 is a chamfering drill bit, 3 is a centering drill bit, 4 is a control system, 5 is a guide positioning seat, 6 is a guide positioning rod, 7 is a servo motor III, 8 is a servo motor II, 9 is a power head, 10 is a deburring drill bit, 11 is a servo motor I, 12 is a fixing plate, 13 is a positioning mechanism, 14 is a V-shaped block, 15 is a universal tool milling machine, and 16 is an air cylinder.

Detailed Description

The following will explain the camshaft radial oil hole processing device of the present invention in detail with reference to the accompanying drawings.

The camshaft radial hole machining device shown in fig. 1 comprises a servo motor, a power head 9 and a guiding and positioning mechanism, wherein a chamfering drill bit 2, a centering drill bit 3 and a deburring drill bit 10 are arranged at the bottom of the power head 9 in parallel, the chamfering drill bit 2, the centering drill bit 3 and the deburring drill bit 10 are sequentially arranged from inside to outside, the upper ends of the chamfering drill bit 2, the centering drill bit 3 and the deburring drill bit 10 are arranged in the power head 9 and are respectively fixedly connected with gears, the upper end gears of the chamfering drill bit 2, the centering drill bit 3 and the deburring drill bit 10 are meshed with each other, the upper end gear of the middle centering drill bit 3 is meshed with a connecting gear, the connecting gear is meshed with a rotating shaft gear of a servo motor II 8, the diameter of the connecting gear is larger than or equal to the upper end gear of the centering drill bit 3, the guiding and positioning mechanism is composed of a guiding and positioning rod 6 and a guiding and positioning seat 5, the guiding and positioning seat 5 is fixedly connected with the side surface of the power head 9, an upper through hole and lower through hole is arranged on the guiding and positioning seat 5, the guiding and positioning rod 6 is arranged in an L shape, one end of the guiding and positioning rod 6 is arranged in the through hole on the guiding and positioning seat 5, and the other end of the guiding and the power head 9 are close to infinity.

The upper end gears of the chamfering drill 2, the centering drill 3 and the deburring drill 10 are cylindrical, and the length of the upper end gears is larger than that of the connecting gear and that of the lower distance of each drill.

A universal tool milling machine 15 is provided with a workbench, both sides of the workbench are respectively provided with a tail tip and a head tip, a V-shaped block 14 is arranged between the tail tip and the head tip on the workbench, the tail tip and the head tip respectively tightly press against both ends of a camshaft, a positioning mechanism 13 accurately positions the position of a radial hole to be processed of the camshaft, a control system 4 controls a servo motor to work according to a set program, the servo motor is also connected with the control system 4 through a signal line, a chamfering bit 2, a centering bit 3 and a deburring bit 10 are all connected with the control system 4 through signal lines, the camshaft is accurately positioned and arranged on the workbench, the control system 4 is started, firstly, a third servo motor 7 works, a power head 9 moves along the processing position of the radial hole of the camshaft, the parallel movement is stopped when the chamfering bit 2 corresponds to the processing position of the radial hole of the camshaft, and the power head 9 moves down immediately, aligning a chamfering drill bit 2 to a camshaft radial hole machining position, operating a servo motor 8, driving the chamfering drill bit 2 to move downwards to chamfer the camshaft radial hole position, after chamfering machining is finished, moving a power head 9 upwards, then operating a servo motor III 7, moving the servo motor III in parallel and in the opposite direction, enabling the drill bit 3 to be centered to correspond to the camshaft radial hole machining position, stopping parallel movement, immediately moving the power head 9 downwards, aligning a centering drill bit 3 to the camshaft radial hole machining position, operating the servo motor 8, driving the centering drill bit 3 to move downwards to drill the camshaft radial hole position, after drilling machining is finished, moving the power head 9 upwards, then operating the servo motor III 7, moving the servo motor III 7 in parallel and in the opposite direction, enabling the drill bit 10 to be deburred to correspond to the camshaft radial hole machining position, stopping parallel movement, immediately moving the power head 9 downwards, and enabling the deburring drill bit 10 to align to the camshaft radial hole machining position, the servo motor 8 works to drive the deburring drill bit 10 to move downwards to remove burrs generated by machining of the radial hole of the camshaft, after deburring machining is finished, the servo motor 8 stops working, the power head 9 resets under the action of the servo motor three 7, then the servo motor works to axially move the camshaft along the camshaft, the position of the next radial hole to be machined is enabled to be on the same straight line with the chamfering drill bit 2, the centering drill bit 3 and the deburring drill bit 10, the procedures are repeated, and the radial holes are machined sequentially.

Claims (3)

1. A camshaft radial hole machining device comprises a servo motor, a power head (9) and a guiding and positioning mechanism, and is characterized in that a chamfering drill bit (2), a centering drill bit (3) and a deburring drill bit (10) are arranged at the bottom of the power head (9) in parallel, the chamfering drill bit (2), the centering drill bit (3) and the deburring drill bit (10) are sequentially arranged from inside to outside, the upper ends of the chamfering drill bit (2), the centering drill bit (3) and the deburring drill bit (10) are arranged in the power head (9) and fixedly connected with gears respectively, the upper ends of the chamfering drill bit (2), the centering drill bit (3) and the deburring drill bit (10) are meshed with each other, the upper end gear of the middle centering drill bit (3) is meshed with a connecting gear, the connecting gear is meshed with a rotating shaft gear of a second servo motor (8), the diameter of the connecting gear is larger than or equal to that of the upper end of the centering drill bit (3), the guiding and positioning mechanism is composed of a guiding and positioning rod (6) and a guiding and positioning seat (5), the guiding and positioning mechanism is fixedly connected with the side face of the power head (9), an upper through hole and lower through hole is arranged on the guiding and positioning seat (5), one end of the guiding and the positioning seat (6) is close to the guiding and positioning seat (9).

2. The camshaft radial hole machining device according to claim 1, characterized in that the upper end gears of the chamfering bit (2), the centering bit (3) and the deburring bit (10) are cylindrical and have a length greater than the connecting gear and the descending distance of each bit.

3. The camshaft radial hole machining device according to claim 1, characterized in that the pilot positioning lever (6) is provided in an "L" shape.

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