CN211029020U

CN211029020U - Axial adjustable positioning device of numerical control machine tool

Info

Publication number: CN211029020U
Application number: CN201921619295.5U
Authority: CN
Inventors: 杨昕
Original assignee: Baowu Group Masteel Rail Transit Materials Technology Co Ltd
Current assignee: Baowu Group Masteel Rail Transit Materials Technology Co Ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-07-17
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses a positioner with adjustable digit control machine tool axial relates to lathe technical field, the on-line screen storage device comprises a base, the top of base is equipped with the fixing base, the fixing base has four, four the fixing base is the annular array and distributes, the top of fixing base is equipped with the locating piece, the one end fixedly connected with locating plate of locating piece, the other end fixedly connected with location head of locating piece, the spout has been seted up on the top of base, sliding connection has the slider in the spout, the middle part of slider is connected with the screw rod, the both ends of screw rod all rotate with the spout through the bearing and are connected, the one end fixedly connected with transmission gear of screw rod. The utility model discloses a cooperation setting between spout, slider, screw rod, transmission gear and the servo motor, simple structure, convenient operation through setting up locating plate and location head, is convenient for change locating plate and location head, can the work piece of clamping different shapes.

Description

Axial adjustable positioning device of numerical control machine tool

Technical Field

The utility model relates to the technical field of machine tools, specifically a positioner with adjustable digit control machine tool axial.

Background

The drilling machine is a machine tool which mainly uses a drill to machine a hole on a workpiece. Typically the drill bit is rotated into a primary motion and the drill bit is moved axially into a feed motion. The drilling machine has simple structure and relatively low processing precision, can drill through holes and blind holes, change special cutters and ream holes or tap and other processing. In the machining process, the workpiece is fixed, the cutter moves, the center of the cutter is aligned with the center of the hole, and the cutter rotates.

At present, the axial adjustable positioning device of the existing machine tool has the defects of complex structure, high manufacturing cost, convenient operation, time and labor waste, difficulty in clamping workpieces with different shapes and poor practicability.

Therefore, it is necessary to provide an axially adjustable positioning device for a numerical control machine to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a positioner with adjustable digit control machine tool axial to the positioner with adjustable current machine tool axial that proposes in solving above-mentioned background art structure is complicated, the cost is expensive, convenient operation, waste time and energy, is difficult to moreover can the work piece of clamping different shapes, problem that the practicality is poor.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

an axially adjustable positioning device of a numerical control machine tool comprises a base, wherein fixed seats are arranged at the top end of the base, four fixed seats are arranged, the four fixed seats are distributed in an annular array, a positioning block is arranged at the top end of each fixed seat, one end of each positioning block is fixedly connected with a positioning plate, the other end of each positioning block is fixedly connected with a positioning head, a chute is formed in the top end of the base, a sliding block is connected in the chute in a sliding manner, a screw rod is connected in the middle of the sliding block, two ends of the screw rod are rotatably connected with the chutes through bearings, a transmission gear is fixedly connected at one end of the screw rod, a servo motor is arranged at the bottom end of the transmission gear, the servo motor is fixedly connected with the chute, the top end of the sliding block extends out of the chute, the bottom fixedly connected with dead lever of stopper, the bottom of dead lever stretch out the fixed slot and with fixing base fixed connection, the return spring has been cup jointed in the outside of dead lever, the spacing groove has all been seted up at the bottom both ends of locating piece, the equal fixedly connected with spacing post in the top both ends of fixing base.

Optionally, the locating plate is square, and the locating head is hemispherical.

Optionally, a threaded hole is formed in the middle of the sliding block, and the sliding block is in threaded connection with the screw rod through the threaded hole.

Optionally, a gear is fixedly connected to a shaft of the servo motor, and the transmission gear is in meshed connection with the gear on the servo motor.

Optionally, one end of the return spring is fixedly connected with the limiting block, and the other end of the return spring is fixedly connected with the fixing groove.

Optionally, the limiting block and the fixing rod are both cylindrical, and the diameter of the limiting block is larger than that of the fixing rod.

Optionally, the length of the limiting column is one fourth of the length of the fixing rod, and the fixing rod is matched with the limiting groove.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a cooperation setting between spout, slider, screw rod, transmission gear and the servo motor, not only simple structure, low cost, convenient operation moreover, labour saving and time saving has improved work efficiency.

2. The utility model discloses a set up locating plate and location head, again under the effect of fixed slot, stopper, dead lever, return spring, spacing groove and spacing post, be convenient for change locating plate and location head, can the work piece of clamping different shapes, improved the processing scope, improved the practicality of device.

Drawings

FIG. 1 is a schematic top view of the structure of the present invention;

FIG. 2 is a schematic perspective view of the positioning block structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the base structure of the present invention;

fig. 4 is a schematic cross-sectional view of the positioning block structure of the present invention.

In the figure: 1. a base; 2. a fixed seat; 3. positioning blocks; 4. positioning a plate; 5. positioning the head; 6. a chute; 7. a slider; 8. a screw; 9. a bearing; 10. a transmission gear; 11. a servo motor; 12. fixing grooves; 13. a limiting block; 14. fixing the rod; 15. a return spring; 16. a limiting groove; 17. a limiting column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The utility model provides an axial adjustable positioning device of a numerical control machine tool as shown in figures 1-4, which comprises a base 1, wherein the top end of the base 1 is provided with four fixing seats 2, the four fixing seats 2 are distributed in an annular array, the top end of the fixing seat 2 is provided with a positioning block 3, one end of the positioning block 3 is fixedly connected with a positioning plate 4, the other end of the positioning block 3 is fixedly connected with a positioning head 5, the positioning plate 4 is square, the positioning head 5 is hemispherical, the top end of the base 1 is provided with a sliding groove 6, a sliding block 7 is slidably connected with the sliding groove 6, the middle part of the sliding block 7 is provided with a threaded hole, the sliding block 7 is in threaded connection with a screw rod 8 through the threaded hole, the two ends of the screw rod 8 are rotatably connected with the sliding groove 6 through bearings 9, one end of the screw rod 8 is fixedly, the shaft of the servo motor 11 is fixedly connected with a gear, the transmission gear 10 is meshed with the gear on the servo motor 11, and the transmission gear 10 is matched with the gear on the servo motor 11 through the matching arrangement among the chute 6, the slide block 7, the screw 8, the transmission gear 10 and the servo motor 11, so that the structure is simple, the cost is low, the operation is convenient, the time and the labor are saved, and the working efficiency is improved;

the top end of the sliding block 7 extends out of the sliding groove 6 and is fixedly connected with the fixed seat 2, the middle part of the top end of the positioning block 3 is provided with a fixed groove 12, the fixed groove 12 is internally and slidably connected with a limit block 13, the bottom end of the limit block 13 is fixedly connected with a fixed rod 14, the bottom end of the fixed rod 14 extends out of the fixed groove 12 and is fixedly connected with the fixed seat 2, the outer side of the fixed rod 14 is sleeved with a return spring 15, one end of the return spring 15 is fixedly connected with the limit block 13, the other end of the return spring 15 is fixedly connected with the fixed groove 12, the limit block 13 and the fixed rod 14 are both cylindrical, the diameter of the limit block 13 is larger than that of the fixed rod 14, both ends of the bottom of the positioning block 3 are provided with limit grooves 16, both ends of the top of the fixed seat 2 are fixedly, under the action of the fixing groove 12, the limiting block 13, the fixing rod 14, the return spring 15, the limiting groove 16 and the limiting column 17, the positioning plate 4 and the positioning head 5 can be conveniently switched, workpieces in different shapes can be clamped, the processing range is improved, and the practicability of the device is improved.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

This practical theory of operation: when in use, a workpiece is placed among the four fixed seats 2, then the positioning plate 4 and the positioning head 5 are adjusted according to the shape of the side surface of the workpiece, if the side surface of the workpiece is a plane, the positioning plate 4 corresponds to the workpiece, if the side surface of the workpiece is an arc or opposite, the positioning head 5 corresponds to the workpiece, when in adjustment, the positioning block 3 is pulled upwards, the return spring 15 is compressed, the limiting groove 16 is separated from the limiting column 17, then the positioning block 3 is rotated by 180 degrees, then the positioning block 3 is loosened, the positioning block 3 moves downwards and resets under the action of the elastic force of the return spring 15, the limiting groove 16 is connected with the limiting column 17 for limiting, the adjustment is completed, when a workpiece is clamped, the servo motor 11 is started, the servo motor 11 drives the screw rod 8 to rotate through the transmission gear 10, the screw rod 8 drives the fixing seat 2 to move inwards through the sliding block 7, the fixing seat 2 drives the positioning block 3 to move inwards, and then the workpiece is clamped through the positioning plate 4 or the positioning head 5.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a positioner with adjustable digit control machine tool axial, includes base (1), its characterized in that: the top end of the base (1) is provided with a fixed seat (2), the number of the fixed seats (2) is four, four of the fixed seats (2) are distributed in an annular array manner, the top end of the fixed seat (2) is provided with a positioning block (3), one end of the positioning block (3) is fixedly connected with a positioning plate (4), the other end of the positioning block (3) is fixedly connected with a positioning head (5), the top end of the base (1) is provided with a chute (6), the chute (6) is internally connected with a sliding block (7), the middle part of the sliding block (7) is connected with a screw rod (8), two ends of the screw rod (8) are rotatably connected with the chute (6) through bearings (9), one end of the screw rod (8) is fixedly connected with a transmission gear (10), the bottom end of the transmission gear (10) is provided with a servo motor (11), and the servo, the top of slider (7) stretches out spout (6) and with fixing base (2) fixed connection, fixed slot (12) have been seted up at the top middle part of locating piece (3), sliding connection has stopper (13) in fixed slot (12), the bottom fixedly connected with dead lever (14) of stopper (13), the bottom of dead lever (14) stretches out fixed slot (12) and with fixing base (2) fixed connection, return spring (15) have been cup jointed in the outside of dead lever (14), spacing groove (16) have all been seted up at the bottom both ends of locating piece (3), the equal fixedly connected with spacing post (17) in top both ends of fixing base (2).

2. The axially adjustable positioning device of a numerical control machine tool as claimed in claim 1, wherein:

the positioning plate (4) is square, and the positioning head (5) is hemispherical.

3. The axially adjustable positioning device of a numerical control machine tool as claimed in claim 1, wherein:

the middle part of the sliding block (7) is provided with a threaded hole, and the sliding block (7) is in threaded connection with the screw rod (8) through the threaded hole.

4. The axially adjustable positioning device of a numerical control machine tool as claimed in claim 1, wherein:

the transmission mechanism is characterized in that a gear is fixedly connected to a shaft of the servo motor (11), and the transmission gear (10) is meshed with the gear on the servo motor (11).

5. The axially adjustable positioning device of a numerical control machine tool as claimed in claim 1, wherein:

one end of the return spring (15) is fixedly connected with the limiting block (13), and the other end of the return spring (15) is fixedly connected with the fixing groove (12).

6. The axially adjustable positioning device of a numerical control machine tool as claimed in claim 1, wherein:

the limiting block (13) and the fixing rod (14) are both cylindrical, and the diameter of the limiting block (13) is larger than that of the fixing rod (14).

7. The axially adjustable positioning device of a numerical control machine tool as claimed in claim 1, wherein:

the length of the limiting column (17) is one fourth of that of the fixing rod (14), and the fixing rod (14) is matched with the limiting groove (16).