CN217019563U

CN217019563U - Adjustable guiding mechanism

Info

Publication number: CN217019563U
Application number: CN202220565023.7U
Authority: CN
Inventors: 叶赞; 竺建播; 陈泉铭
Original assignee: Ningbo Changcheng Nc Machinery Co ltd
Current assignee: Ningbo Changcheng Nc Machinery Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-07-22
Anticipated expiration: 2032-03-15

Abstract

The utility model discloses an adjustable guide mechanism, which comprises a main spindle box sliding seat, wherein the main spindle box sliding seat is provided with a movable main spindle box and a servo motor capable of driving the main spindle box to move, the front end of the main spindle box is connected with a deep hole drill or a milling cutter and a rotating motor capable of driving the deep hole drill or the milling cutter to rotate, the front end of the main spindle box is provided with a rotatable guide mechanism, the guide mechanism comprises a swing arm device and a driving motor capable of driving the swing arm device to rotate, the swing arm device comprises a guide sleeve box, a guide sleeve and a rotating arm, and the guide sleeve box is connected with the guide sleeve in a clamping manner. The utility model has the advantages that the combination and separation of the guide mechanism and the main spindle box can be conveniently realized through the rotatable guide mechanism, only the cutter needs to be replaced when a deep hole drill or a milling cutter is used for processing, the guide mechanism can be quickly removed, and the trouble that the guide sleeve needs to be frequently detached and a series of adverse effects caused by replacing the machine tool of the original machine tool are solved.

Description

Adjustable guiding mechanism

Technical Field

The utility model relates to the field of machining, in particular to an adjustable guide mechanism.

Background

The lathe is when the processing hole, all need to install the drill bit and process, when the degree of depth of drilling is very dark, then need longer drill bit to process, and need just can accomplish the processing in this hole with the help of the deep hole drill lathe, however because of the length overlength of drill bit, can produce when rotatory and rock, so can lead to the drilling center skew man-hour adding, drilling accuracy is not high, through long-term research and exploration to the lathe, enterprise's development has designed a section and has placed the uide bushing before the headstock, process the work piece again with long drill bit after passing through the uide bushing, uide bushing fixed connection is in the headstock, this improvement technique has had improvement by a wide margin to drilling accuracy relatively, good effect has been gained.

Along with different complexity of workpieces, the same workpiece may need to be subjected to milling, drilling and other processes, if a deep hole drilling machine tool with a guide sleeve is used for machining, only deep holes can be machined, and the deep hole drilling machine tool is not suitable for milling, because the length of a tool used in milling is not long, the distance of the tool protruding out of a main shaft chuck is not enough after a milling cutter is installed, and milling cannot be conducted after the milling cutter passes through the guide sleeve, the guide sleeve at the front end of a spindle box needs to be removed for milling, or the work is clamped on a special milling machine to complete milling of the workpiece, and if a guide sleeve removing scheme is adopted, the removing operation is troublesome; if the machining scheme of changing the machine tool is adopted, the cost is obviously increased, the working efficiency is reduced, the quality of the workpiece is greatly influenced by twice clamping, and the problems need to be deeply discussed and researched by enterprises.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an adjustable guide mechanism to solve the problems that the original machine tool needs to remove a guide sleeve frequently and the machine tool needs to be replaced to cause some adverse effects.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides an adjustable guiding mechanism, includes the headstock slide, the headstock slide be provided with mobilizable headstock and can drive the servo motor of headstock activity, the headstock front end connect and be provided with deep hole and bore or milling cutter and can drive deep hole and bore or milling cutter pivoted rotating electrical machines, the headstock front end be provided with rotatable guiding mechanism, guiding mechanism include swing arm device and can drive swing arm device pivoted driving motor, swing arm device including guide sleeve case, uide bushing, rotor arm, guide sleeve case and guide sleeve joint link to each other, guide sleeve case and rotor arm fixed connection, rotor arm and driving motor rotate and be connected.

As a further improvement of the utility model, the guide sleeve comprises a front guide sleeve and a rear guide sleeve, the front guide sleeve and the rear guide sleeve are connected with the guide sleeve box in a clamping manner, and are also provided with penetrating holes with the same central axis, and the central axis of the penetrating holes and the rotating shaft of the deep hole drill or the milling cutter at the front end of the main shaft box are the same central axis. The penetrating holes in the front guide sleeve and the rear guide sleeve can effectively guide and guide the deep hole drill passing through the penetrating holes, and the deep hole drill is guaranteed not to shake violently.

As a further improvement of the utility model, the rotating arm is provided with a rotating hole, the driving motor is provided with a rotating shaft connected with the rotating hole, and the driving motor is fixedly connected to the spindle box sliding seat. The driving motor is connected with the rotating hole through the rotating shaft, so that the rotating arm can be driven to rotate, and the normal work of the swing arm device is guaranteed.

As a further improvement of the utility model, the swing arm device is provided with a limiting component and a locking component for limiting the rotation of the swing arm device, the limiting component comprises a first limiting rod positioned at the front upper end of the main spindle box sliding seat, a second limiting rod positioned at the rear lower end of the main spindle box sliding seat and two fixing blocks respectively in threaded connection with the first limiting rod and the second limiting rod, and the two fixing blocks are both fixedly connected with the main spindle box sliding seat. Through the setting of first gag lever post and second gag lever post, can restrict the extreme position of two directions of swing arm device, prevent that swing arm device from rotating excessively, respectively with two fixed blocks of first gag lever post and second gag lever post threaded connection, can guarantee respective firm in connection reliably, and can carry out the micro-adjustment to first gag lever post and second gag lever post through threaded connected mode, make the center pin that is located the uide bushing of swing arm device more be close with the deep hole of headstock bores or the rotation center of milling cutter.

As a further improvement of the utility model, the locking assembly comprises a locking block and an air cylinder capable of pushing the locking block to move, and the rotating arm is provided with a locking hole matched with the locking block. Through being connected of locking piece and lockhole, can lock the rotor arm that lies in the swing arm device, play effectual locking effect to guarantee that the swing arm device can not rock in disorder.

As a further improvement of the utility model, the main spindle box is provided with a screw rod which is rotationally connected with the main spindle box, and the screw rod is rotationally connected with the servo motor. The servo motor can drag the main spindle box to move in the horizontal direction through the transmission of the screw rod, so that a deep hole drill or a milling cutter positioned at the front end of the main spindle box can process.

Compared with the prior art, the utility model has the advantages that the combination and the separation of the guide mechanism and the main spindle box can be conveniently realized through the rotatable guide mechanism, only the cutter needs to be replaced when a deep hole drill or a milling cutter is used for processing, the guide mechanism can be quickly removed, and the trouble that the guide sleeve needs to be frequently detached and a series of adverse effects caused by replacing the machine tool in the prior machine tool are solved. When a guide sleeve box, a guide sleeve and a main shaft box which are positioned in a swing arm device are combined, the guide sleeve box, the guide sleeve and the main shaft box are suitable for being used when a deep hole drill is arranged at the front end of the main shaft box, the guide sleeve can play a role in guiding and guiding, the deep hole drill is prevented from shaking due to the fact that the deep hole drill extends out of the main shaft box excessively, when a milling cutter is arranged at the front end of the main shaft box, the length of the milling cutter is not long, so that the swing arm device is driven by a driving motor to rotate to evacuate from the main shaft box, the milling cutter can be closer to the surface of a workpiece to be machined, machining is facilitated, the main shaft box is driven by a servo motor, the main effect of the rotating motor is to drive the deep hole drill or the milling cutter arranged at the front end of the main shaft box to rotate, and the workpiece to be machined is machined.

Drawings

FIG. 1 is a schematic view of a combination structure of a swing arm device and a spindle box;

fig. 2 is a schematic diagram of a structure for separating the swing arm device from the spindle box.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and do not limit the utility model.

As shown in fig. 1 to 2: an adjustable guide mechanism comprises a spindle box sliding seat 1, wherein the spindle box sliding seat 1 is provided with a movable spindle box 2 and a servo motor 3 capable of driving the spindle box 2 to move, the front end of the spindle box 2 is connected with a deep hole drill 4 or a milling cutter 5 and a rotating motor 6 capable of driving the deep hole drill 4 or the milling cutter 5 to rotate, a rotatable guide mechanism 7 is arranged at the front end of the spindle box 2, the guide mechanism 7 comprises a swing arm device 71 and a driving motor 72 capable of driving the swing arm device 71 to rotate, the swing arm device 71 comprises a guide sleeve box 711, a guide sleeve 712 and a rotating arm 713, the guide sleeve box 711 is connected with the guide sleeve 712 in a clamping mode, the guide sleeve box 711 is fixedly connected with the rotating arm 713, and the rotating arm 713 is rotatably connected with the driving motor 72.

The guide sleeve 712 includes a front guide sleeve 712a and a rear guide sleeve 712b, both the front guide sleeve 712a and the rear guide sleeve 712b are connected to the guide sleeve housing 711 in a snap-fit manner, and a through hole 712c having the same central axis is further provided, and the central axis of the through hole 712c is the same as the rotation axis of the deep hole drill 4 or the milling cutter 5 at the front end of the spindle head 2.

The pivot arm 713 is provided with a pivot hole 713a, the drive motor 72 is provided with a rotary shaft connected to the pivot hole 713a, and the drive motor 72 is fixedly connected to the head slider 1.

The swing arm device 71 is provided with a limiting component and a locking component for limiting the rotation of the swing arm device, the limiting component comprises a first limiting rod 73 positioned at the front upper end of the spindle box sliding seat 1, a second limiting rod 74 positioned at the rear lower end of the spindle box sliding seat 1, and two fixing blocks 75 in threaded connection with the first limiting rod 73 and the second limiting rod 74 respectively, and the two fixing blocks 75 are fixedly connected with the spindle box sliding seat 1.

The locking assembly comprises a locking block 76 and an air cylinder 77 capable of pushing the locking block 76 to move, and the rotating arm 713 is provided with a locking hole 713d matched with the locking block 76.

The main spindle box 2 is provided with a screw rod 9 which is rotatably connected with the main spindle box, and the screw rod 9 is rotatably connected with the servo motor 3.

The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the utility model, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims

1. The utility model provides an adjustable guiding mechanism, includes the headstock slide, the headstock slide be provided with mobilizable headstock and can drive the servo motor of headstock activity, the headstock front end connect and be provided with deep hole and bore or milling cutter and can drive deep hole and bore or milling cutter pivoted rotating electrical machines, its characterized in that the headstock front end be provided with rotatable guiding mechanism, guiding mechanism include swing arm device and can drive swing arm device pivoted driving motor, swing arm device including guide sleeve case, uide bushing, rotor arm, guide sleeve case and guide sleeve joint link to each other, guide sleeve case and rotor arm fixed connection, rotor arm and driving motor rotate and be connected.

2. The adjustable guide mechanism according to claim 1, wherein the guide sleeve comprises a front guide sleeve and a rear guide sleeve, the front guide sleeve and the rear guide sleeve are connected with the guide sleeve box in a clamping manner, and the guide sleeve box is further provided with a through hole with the same central axis, and the central axis of the through hole is the same as the central axis of the rotating shaft of the deep hole drill or the milling cutter at the front end of the main spindle box.

3. An adjustable guide mechanism according to claim 1, wherein said rotatable arm is provided with a rotation aperture, said drive motor is provided with a rotation shaft connected to the rotation aperture, and said drive motor is fixedly attached to the headstock slide.

4. An adjustable guide mechanism according to claim 1, wherein said swing arm assembly is provided with a limiting assembly and a locking assembly for limiting the rotation thereof, said limiting assembly comprises a first limiting rod located at the front upper end of the headstock slide, a second limiting rod located at the rear lower end of the headstock slide, and two fixing blocks respectively screwed to the first limiting rod and the second limiting rod, and said two fixing blocks are fixedly connected to the headstock slide.

5. The adjustable guide mechanism of claim 4, wherein the locking assembly comprises a locking block and a cylinder capable of pushing the locking block to move, and the rotating arm is provided with a locking hole matched with the locking block.

6. An adjustable guide mechanism according to claim 1 wherein said spindle head is provided with a lead screw rotatably connected thereto, said lead screw being rotatably connected to a servo motor.