Numerical control rotary table with stable structure

Abstract

The utility model relates to the field of numerical control rotary tables, and discloses a numerical control rotary table with a stable structure, which comprises a fixing mechanism and a rotary table, the fixing mechanism comprises a first double-thread screw in threaded connection with the inner walls of two sliding blocks, two first grooves are formed in one side of the outer wall of the rotary table, a groove is formed in the rotary table, and a tray is movably arranged in the groove; a lifting mechanism is arranged on the bottom end face of the rotary table and comprises a movable disc, a box is movably arranged on the bottom end face of the movable disc, and a screw is rotationally connected to the bottom end face of the inner wall of the box. According to the automatic bar forming machine, the motor, the second gear and the first gear are matched to drive the movable rotary table to ascend and descend, a cutter and a bar can move together, the whole bar forming time can be shortened, the efficiency is improved, the time for finding a new part when the part is damaged can be shortened through the cooperation of the first double-thread screw, the two sliding blocks and the tray, and the production efficiency is improved. And unnecessary processes are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to numerical control rotary table field especially, a kind of numerical control rotary table with stable structure. BACKGROUND

[0002] Numerical control rotary table is an important component widely used in numerical control machine tool.Numerical control rotary table can realize multi-axis linkage machining, and can accurately process the twisted surface and complex profile of blade, greatly expand the machining capacity of numerical control machine tool, and the stable clamping of numerical control rotary table can make the tool more stable in cutting process.

[0003] The inventor found that the prior art has the following problems in the process of realizing the present application: The traditional numerical control rotary table generally includes rotary table body, chuck, tool and other mechanisms, and the traditional rotary table can only complete machining by moving the tool or the bar, which is slow and inefficient.In addition, when the part is damaged and needs to be replaced, it is often necessary to find a new part to replace, which is troublesome and time-consuming.

[0004] Therefore, the skilled in the art provides a numerical control rotary table with stable structure to solve the problems in the background. SUMMARY

[0005] The utility model discloses a kind of numerical control rotary tables with stable structure to solve the problems in prior art, and the utility model is driven by motor No. One, gear rotation, make screw rod ascend and descend, drive rotary table to lift, can shorten the time of whole bar forming, by the cooperation of one double-end screw rod and two sliding blocks, tray can make rotary table internal store various components so that other components can be replaced at any time when damaged, by the cooperation of two double-end screw rods and fixed plate, tool can be clamped, structure is simple and reliable, and practicality is strong.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of numerical control rotary table with stable structure, including fixed mechanism, rotary table, the fixed mechanism includes two sliding block inner wall screw thread connection one double-end screw rod, the rotary table outer wall one side is equipped with two No. One recess, the rotary table is internally provided with groove and is movably provided with tray in the groove;

[0007] The rotary table bottom end surface is provided with lifting mechanism, and the lifting mechanism includes moving disc, the moving disc bottom end surface is movably provided with box, the box inner wall bottom end surface is rotatably connected with screw rod, the screw rod outer wall is fixedly connected with sliding plate, and the sliding plate outer wall and the box inner wall are slidably connected.

[0008] Further, the box top end surface is fixedly connected with motor, and the motor is located on the side of screw rod.

[0009] Further, the motor output end is fixedly connected with the second gear, the screw outer wall lower part is fixedly connected with the first gear, the first gear inner wall is fixedly connected with the sleeve, and the sleeve is in threaded connection with the screw.

[0010] Further, the first gear and the second gear are in meshing, and the sleeve is in rotary connection with the box body.

[0011] Further, the moving disc top end face is fixedly connected with the rotary table, and the screw top end penetrates through the box body top and is fixedly connected with the moving disc.

[0012] Further, the rotary table top center line is provided with a clamping mechanism, the clamping mechanism comprises a second groove, and the second groove bottom end face is slidably connected with two fixed plates.

[0013] Further, the two fixed plate inner walls are in threaded connection with a second double-headed screw, the second double-headed screw outer wall rear side is in rotary connection with a fixed block, and the fixed block is fixedly connected with the second groove outer wall.

[0014] The utility model has the advantages of the following beneficial effects:

[0015] 1. The numerical control rotary table with stable structure provided by the utility model is started by a motor, drives the second gear to rotate, further drives the first gear meshing with the second gear to rotate, drives the sleeve on the inner wall to rotate, makes the screw ascend, further pushes the moving disc at the top end to move upwards, further drives the rotary table at the top to move upwards, and vice versa, so that the motor can rotate reversely, the screw can descend, and the moving disc and the rotary table can move downwards.

[0016] 2. The numerical control rotary table with stable structure provided by the utility model rotates the first double-headed screw, moves the two sliding blocks in the upward and downward directions respectively, removes the fixing mechanism at this time, draws the tray out of the rotary table, stores lubricating oil, bolts, cutters, cleaning liquid, calipers and the like in the tray, maximally expands the practicality of the rotary table, rotates the second double-headed screw, moves the two fixed plates to the inner side, clamps the cutters, is simple and reliable in structure, does not have complex parts, and maximally improves the stability of the cutters. DRAWINGS

[0017] Figure 1 It is the overall axial measurement structure schematic view of the utility model;

[0018] Figure 2 It is the exploded structure schematic view of the utility model;

[0019] Figure 3 It is the lifting mechanism internal structure schematic view of the utility model;

[0020] Figure 4 The partial structure schematic view of the utility model.

[0021] Legend:

[0022] 1, fixed mechanism, 2, rotary table, 3, clamping mechanism, 4, lifting mechanism, 101, sliding block, 102, No. 1 double screw, 103, tray, 104, No. 1 groove, 301, fixed plate, 302, No. 2 double screw, 303, fixed block, 304, No. 2 groove, 401, moving disc, 402, box, 403, screw, 404, sliding plate, 405, No. 1 gear, 406, motor, 407, No. 2 gear, 408, sleeve. Specific embodiments

[0023] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] Reference Figures 1-4 , the utility model provides an embodiment: a numerical control rotary table with stable structure, including fixed mechanism 1, rotary table 2, fixed mechanism 1 includes two sliding blocks 101, and the inner wall of two sliding blocks 101 is threadedly connected with No. 1 double screw 102, and the outer wall of rotary table 2 is provided with two No. 1 grooves 104 on one side, and a groove is formed in the inside of rotary table 2 and a tray 103 is movably arranged in the groove;

[0025] The bottom end surface of rotary table 2 is provided with lifting mechanism 4, lifting mechanism 4 includes moving disc 401, moving disc 401 is movably arranged on the bottom end surface of box 402, and the inner wall bottom end surface of box 402 is rotatably connected with screw 403, and the outer wall of screw 403 is fixedly connected with sliding plate 404, and the outer wall of sliding plate 404 is slidably connected with the inner wall of box 402.

[0026] Specifically, motor 406 starts to work, the output end rotates to drive No. 2 gear 407 to rotate, No. 2 gear 407 drives No. 1 gear 405 meshing with it to rotate, No. 1 gear 405 drives the internal sleeve 408 to rotate, because the sleeve 408 is threadedly connected with the screw 403, and the screw 403 is fixedly connected with the sliding plate 403, and the sliding plate 403 is limited by the inner wall of the box 402, so the screw 403 will not rotate, the screw 403 moves upwards and pushes the moving disc 401 at the top, the moving disc 401 is further pushed by the pushing force to push the rotary table 2 at the top upwards to move up and down, reduces the moving process of the bar stock at the other end, and reduces the overall forming time.

[0027] Referring to Figures 1-4 , the top end surface of the box body 402 is fixedly connected with a motor 406, the motor 406 is located on one side of the screw rod 403, the output end of the motor 406 is fixedly connected with a second gear 407, the lower part of the outer wall of the screw rod 403 is fixedly connected with a first gear 405, the inner wall of the first gear 405 is fixedly connected with a sleeve 408, the sleeve 408 is in threaded connection with the screw rod 407, the sleeve 408 is in rotational connection with the box body 402, the top end surface of the moving disc 401 is fixedly connected with the rotating table 2, the top end of the screw rod 403 penetrates through the top of the box body 402 and is fixedly connected with the moving disc 401, the top center line of the rotating table 2 is provided with a clamping mechanism 3, the clamping mechanism 3 comprises a second recess 304, the bottom end surface of the second recess 304 is slidably connected with two fixed plates 301, the inner wall of the two fixed plates 301 is in threaded connection with a second double-headed screw rod 302, the outer wall of the rear side of the second double-headed screw rod 302 is rotatably connected with a fixed block 303, and the fixed block 303 is fixedly connected with the outer wall of the second recess 304.

[0028] Specifically, rotating the second double-headed screw rod 302 can make the two fixed plates 301 move inward, and because of the limitation of the second recess 304, the two fixed plates 301 cannot rotate, and moving inward can clamp and fix the props, this structure is simple, has fewer parts, is not easy to damage, has strong clamping force on the props, and prevents falling off, rotating the first double-headed screw rod 102, the two sliding blocks 101 are limited from rotating by the first recess 104 and can move upward and downward respectively, so that the rotating table 2 can be taken off from the outer wall of the rotating table 2, and then the tray 103 arranged in the rotating table 2 can be pulled out, the inside of the tray 103 can store lubricating oil, lubricating liquid, various parts and the like, and convenient replacement can be realized when the structure is damaged.

[0029] Working principle: rotating the first double-headed screw rod 102, the first double-headed screw rod 102 rotates, the two sliding blocks 101 are fixedly limited from rotating by the first recess 104 and can only move upward and downward respectively, so that the rotating table 2 can be taken off, and the tray 103 can be pulled out from the inside of the rotating table 2, the top end can place lubricating oil, lubricating liquid, various parts and the like, and the internal expansion space is increased, rotating the second double-headed screw rod 302 can make the two fixed plates 301 move forward and backward respectively, and because of the limitation of the second recess 304, the two fixed plates 301 will not rotate, the fixed block 303 provides a clamping position for the second double-headed screw rod 302 and prevents falling off;

[0030] Secondly, the motor 406 is started, the output end of the motor 406 rotates to drive the second gear 407 at the top to rotate, the second gear 407 drives the first gear 405 engaged with it to rotate, the first gear 405 drives the sleeve 408 on the inner wall to rotate, the 408 rotates the inner wall and the screw 403 are threadedly connected, and because the screw 403 is fixedly connected with the sliding plate 404, the sliding plate 404 is slidingly connected with the box body 402, so that the screw 403 moves upward, pushes the moving disc 401 at the top to move upward, the moving disc 401 moves upward to push the turntable 2 at the top to move upward, and the reverse rotation of the motor 406 will make the turntable 2 move downward.

[0031] Finally, it should be pointed out that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application are described in detail, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. A CNC turntable with a stable structure, comprising a fixing mechanism (1) and a turntable (2), characterized in that: The fixing mechanism (1) comprises two sliders (101), the inner walls of the two sliders (101) are threadedly connected to a No. 1 double-headed screw (102), one side of the outer wall of the turntable (2) is provided with two No. 1 grooves (104), and a groove is provided inside the turntable (2), and a tray (103) is movably arranged in the groove; The bottom end surface of the turntable (2) is provided with a lifting mechanism (4), the lifting mechanism (4) comprises a movable plate (401), the bottom end surface of the movable plate (401) is movably provided with a box (402), the bottom end surface of the inner wall of the box (402) is rotatably connected to a screw rod (403), the outer wall of the screw rod (403) is fixedly connected to a slide plate (404), and the outer wall of the slide plate (404) is slidably connected to the inner wall of the box (402).

2. The CNC turntable with a stable structure according to claim 1, characterized in that: A motor (406) is fixedly connected to the top surface of the box body (402), and the motor (406) is located on one side of the screw rod (403).

3. The CNC turntable with a stable structure according to claim 2, characterized in that: The output end of the motor (406) is fixedly connected to a second gear (407), the lower portion of the outer wall of the screw (403) is fixedly connected to a first gear (405), the inner wall of the first gear (405) is fixedly connected to a sleeve (408), and the sleeve (408) is threadedly connected to the screw (403).

4. The CNC turntable with a stable structure according to claim 3, characterized in that: The first gear (405) and the second gear (407) are meshed with each other, and the sleeve (408) and the box (402) are rotatably connected.

5. The CNC turntable with a stable structure according to claim 1, characterized in that: The top surface of the movable disk (401) is fixedly connected to the turntable (2), and the top of the screw rod (403) passes through the top of the box body (402) and is fixedly connected to the movable disk (401).

6. The CNC turntable with a stable structure according to claim 1, characterized in that: A clamping mechanism (3) is provided at the center line of the top of the turntable (2), and the clamping mechanism (3) comprises a second groove (304), and the bottom end surface of the second groove (304) is slidably connected to two fixed plates (301).

7. The CNC turntable with a stable structure according to claim 6, characterized in that: The inner walls of the two fixing plates (301) are threadedly connected with a second double-headed screw (302), and the rear side of the outer wall of the second double-headed screw (302) is rotatably connected with a fixing block (303), and the fixing block (303) is fixedly connected to the outer wall of the second groove (304).

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