CNC (Computer Numerical Control) index plate structure

Abstract

The utility model discloses a CNC (Computer Numerical Control) dividing plate structure and relates to the technical field of dividing plates. Comprising a box body and a box cover, the box cover is installed at the top of the box body through screws, a plane thrust ball bearing is fixedly installed at the inner bottom of the box body, a worm gear is fixedly installed on the plane thrust ball bearing, a worm is installed in the box body through a bearing, the worm is in meshed connection with the worm gear, and a stepping motor is fixedly installed on the outer side of the box body. The output shaft end of the stepping motor is fixedly connected with the worm, and the top of the worm gear is fixedly provided with a rotating tower. According to the CNC numerical control index plate structure, the arranged rotating disc is located in the ball groove of the rotating tower and connected in a hinged mode, the rotating disc and the rotating tower are fastened through the adjusting bolt, the rotating disc freely moves in the ball groove by unscrewing the adjusting bolt, the inclination angle of the rotating disc can be adjusted, and therefore inclination angle machining can be conveniently conducted on a workpiece; adjustment is convenient, and meanwhile the application range of the index plate is wider.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of index plate, specifically to a CNC numerical control index plate structure. BACKGROUND

[0002] Index plate is the machine tool accessory that workpiece is clamped on chuck or between two top pin, and makes it rotate, index and position, is mostly used in automation equipment, index plate is mainly used for milling machine, also often used for drilling machine and surface grinding machine, can also be placed on the platform for the fitter line, horizontal CNC numerical control index plate is one kind in index plate.

[0003] The existing horizontal CNC numerical control index plate can only adapt to single angle workpiece machining in the process of using, cannot freely adjust the supporting angle, so that the applicability of the index plate is low, when the angle needs to be adjusted, a lot of manpower is consumed to replace or adjust the index plate body. UTILITY MODEL CONTENT

[0004] The utility model provides a kind of CNC numerical control index plate structure to solve the problem in background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of CNC numerical control index plate structure, including box and box cover, the box cover is installed on the top of box by screw, the inner bottom of box is fixedly installed with plane thrust ball bearing, and fixedly installed with worm wheel on plane thrust ball bearing, the worm gear is installed in the box by bearing, and worm gear is engaged with worm wheel, the outside of box is fixedly installed with step motor, and the output shaft end of step motor is fixedly connected with worm gear, the top of worm wheel is fixedly installed with turret, and turret extends outward from box cover, ball groove is equipped on the turret, and hinge has turntable in ball groove, the outside of ball groove is screw mounted with adjusting bolt, and is fixedly connected with turntable by adjusting bolt.

[0006] Further, the bottom of the box is provided with a fixing hole, and the fixing hole is located around the box.

[0007] Further, the outside of the box is fixedly installed with a backing plate, and the step motor is installed on the backing plate.

[0008] Further, one end of the worm shaft extends outward from the side wall of the box and is connected to the output shaft end of the step motor.

[0009] Further, the lower part of the turntable is a hemispherical structure, the two sides of the turntable are provided with a pin shaft, the inner walls of the two sides of the ball groove are provided with an axle hole, and the turntable is hinged through the axle hole and the pin shaft.

[0010] Further, the adjusting bolt is screw connected in the axle hole, and the head end is screw connected with the pin shaft.

[0011] Compared with the prior art, the CNC dividing disc structure has the following beneficial effects:

[0012] The CNC dividing disc structure is provided with the rotating disc in the ball groove of the rotating tower, is connected through the hinged mode, realizes the fastening between the rotating disc and the rotating tower through the adjusting bolt, the rotating disc is freely movable in the ball groove by loosening the adjusting bolt, the inclination angle of the rotating disc can be adjusted, workpiece inclination angle machining is facilitated, adjustment is convenient, and the application range of the dividing disc is wider. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is a structural schematic view of the utility model;

[0014] Fig. 2 It is a side sectional view of the utility model;

[0015] Fig. 3 It is a top view of the utility model.

[0016] In the drawing: 1, box body; 2, box cover; 3, plane thrust ball bearing; 4, worm; 5, worm; 6, stepping motor; 7, rotating tower; 8, ball groove; 9, rotating disc; 10, adjusting bolt; 11, fixed hole; 12, pad plate; 13, pin shaft; 14, shaft hole. DETAILED DESCRIPTION

[0017] The technical solutions 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 fall within the scope of protection of the utility model.

[0018] Please refer to Figs. 1-3The utility model discloses a kind of CNC index plate structures, including box 1 and box cover 2, the box cover 2 is installed on the top of box 1 by screw, the inner bottom of box 1 is fixedly installed with plane thrust ball bearing 3, and fixedly installed with worm wheel 4 on plane thrust ball bearing 3, the worm 5 is installed in box 1 by bearing, and worm 5 is engaged with worm wheel 4, the outside of box 1 is fixedly installed with step motor 6, and the output shaft end of step motor 6 is fixedly connected with worm 5, the top of worm wheel 4 is fixedly installed with turret 7, and turret 7 is outwardly extended from box cover 2, ball groove 8 is equipped on turret 7, and hinge has turntable 9 in ball groove 8, and turntable 9 is located in ball groove 8 of turret 7, connect by hinged mode, and realize fastening between both by adjusting bolt 10, by loosening adjusting bolt 10, make turntable 9 freely move in ball groove 8, i.e. the inclination angle of turntable 9 can be adjusted, to facilitate the inclination angle processing of workpiece, convenient to adjust, simultaneously make the application range of index plate wider, adjusting bolt 10 is screw mounted on the outside of ball groove 8, and is fastened with turntable 9 by adjusting bolt 10.

[0019] Specifically, the bottom of the box 1 is provided with a fixing hole 11, and the fixing hole 11 is located at the periphery of the box 1.

[0020] In the embodiment, the index plate is fixed on the numerical control machine tool through the fixing hole 11 and the screw.

[0021] Specifically, the outside of the box 1 is fixedly installed with a backing plate 12, and the step motor 6 is installed on the backing plate 12.

[0022] In the embodiment, the backing plate 12 is a support structure, mainly used for the installation and fixation of the step motor 6.

[0023] Specifically, one end of the worm 5 extends outward from the side wall of the box 1 and is connected with the output shaft end of the step motor 6.

[0024] In the embodiment, after the step motor 6 works, the worm 5 is driven to rotate, under the action of engagement connection, the worm wheel 4 is driven to rotate, thereby driving the turntable 9 to rotate by a certain angle.

[0025] Specifically, the lower part of the turntable 9 is in a semispherical structure, the two sides of the turntable 9 are provided with a pin shaft 13, the two inner walls of the ball groove 8 are provided with an axle hole 14, and the turntable 9 is hinged through the axle hole 14 and the pin shaft 13.

[0026] In the embodiment, the turntable 9 is hinged with the ball groove 8 through the cooperation between the axle hole 14 and the pin shaft 13.

[0027] Specifically, the adjusting bolt 10 is screw-connected in the axle hole 14, and the head end thereof is screw-connected with the pin shaft 13.

[0028] In the embodiment, the adjusting bolt 10 is a fastener for fastening between the rotating disc 9 and the ball groove 8, and also for adjusting the inclination angle of the rotating disc 9.

[0029] In use, the rotating disc 9 is arranged in the ball groove 8 of the turret 7 and connected by hinging, and fastened between the two by the adjusting bolt 10; by loosening the adjusting bolt 10, the rotating disc 9 is freely movable in the ball groove 8, and the inclination angle of the rotating disc 9 can be adjusted, so that the workpiece can be processed at an inclination angle, and the adjustment is convenient, and the application range of the index plate is wider.

[0030] In summary, the CNC index plate structure, the rotating disc 9 is arranged in the ball groove 8 of the turret 7 and connected by hinging, and fastened between the two by the adjusting bolt 10; by loosening the adjusting bolt 10, the rotating disc 9 is freely movable in the ball groove 8, and the inclination angle of the rotating disc 9 can be adjusted, so that the workpiece can be processed at an inclination angle, and the adjustment is convenient, and the application range of the index plate is wider.

[0031] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A CNC indexing plate structure, comprising a housing (1) and a cover (2), characterized in that: The cover (2) is installed on the top of the box body (1) by screws. A planar thrust ball bearing (3) is fixedly installed on the bottom of the box body (1), and a worm gear (4) is fixedly installed on the planar thrust ball bearing (3). A worm (5) is installed inside the box body (1) through a bearing, and the worm (5) is meshed with the worm gear (4). A stepper motor (6) is fixedly installed on the outside of the box body (1), and the output shaft end of the stepper motor (6) is fixedly connected to the worm (5). A turret (7) is fixedly installed on the top of the worm gear (4), and the turret (7) extends outward from the cover (2). A ball groove (8) is provided on the turret (7), and a turntable (9) is hinged in the ball groove (8). An adjusting bolt (10) is threaded on the outside of the ball groove (8), and is fastened to the turntable (9) through the adjusting bolt (10).

2. The CNC indexing plate structure according to claim 1, characterized in that: The bottom of the box (1) is provided with fixing holes (11), and the fixing holes (11) are located around the box (1).

3. The CNC indexing plate structure according to claim 1, characterized in that: A pad (12) is fixedly installed on the outside of the housing (1), and the stepper motor (6) is installed on the pad (12).

4. The CNC indexing plate structure according to claim 1, characterized in that: One end of the worm gear (5) extends outward from the side wall of the housing (1) and is connected to the output shaft end of the stepper motor (6).

5. The CNC indexing plate structure according to claim 1, characterized in that: The lower part of the turntable (9) is a hemispherical structure. The turntable (9) has pins (13) on both sides. The inner walls of the ball groove (8) on both sides have shaft holes (14), and the turntable (9) is hinged through the shaft holes (14) and the pins (13).

6. The CNC indexing plate structure according to claim 5, characterized in that: The adjusting bolt (10) is threaded into the shaft hole (14), and its head end is threaded into the pin (13).

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