Zero-point positioning conversion jig for machine tool

Abstract

The utility model discloses a machine tool zero point positioning conversion jig which comprises a base, the center of the right wall face of the base penetrates through a bearing and is connected with a two-way lead screw, the right wall face of the two-way lead screw is fixedly provided with a rotating disc, the left end of the two-way lead screw penetrates through a thread and is connected with a connecting plate, and a sliding rod and the base are fixedly installed. According to the zero-point positioning conversion jig for the machine tool, a connecting rod is plugged into the shell, an electric push rod is started to act to drive a telescopic rod to act, so that a clamping rod is driven to adjust the angle, the connecting rod is fixed through cooperation of the clamping rod and a groove, and then a second fixing block is positioned by rotating four positioning bolts; then the height of threaded connection of a positioning bolt and a second fixing plate is properly rotated according to display rotation of a gradienter, the levelness of the body is adjusted, then a shell is driven to move through meshing of a bidirectional lead screw and a connecting plate, the labor burden of a user is relieved, the horizontal state during raw material machining is guaranteed, and the machining efficiency is improved. And the connecting rod is relatively stably fixed by the equipment.

Description

TECHNICAL FIELD

[0001] The utility model relates to machine tool zero point positioning technical field, concretely is a kind of machine tool zero point positioning conversion fixture. BACKGROUND

[0002] A kind of machine tool zero point positioning conversion fixture is widely used in numerical control machine tool, to improve processing efficiency and positioning accuracy, the main function of a kind of machine tool zero point positioning conversion fixture is to provide a stable and accurate positioning reference point for machine tool. By fixing workpiece on fixture, operator can quickly adjust and convert zero point, so that the repeated positioning of workpiece can be quickly realized in different processing stages, improve production efficiency, because of its efficient positioning ability and adaptability, become indispensable tool in modern machine tool processing, its core is to ensure positioning accuracy while realizing quick, convenient workpiece conversion, to improve production efficiency, but the existing machine tool zero point positioning conversion fixture still has certain defects;Such as:

[0003] The utility model discloses a kind of machine tool zero point positioning conversion fixture with application number CN202322544009.6, including base, conversion head, draw peg, countersunk screw and zero point positioning seat;The convex surface of base upper end is equipped with counterbore thread hole, is equipped with positioning hole in center, has internal thread in positioning hole;The conversion head is rotary body, and positioning platform and positioning column are equipped in the center of both end faces, and positioning platform upper end is equipped with outer thread;Conversion head is positioned and installed on base;The screw of draw peg upper end is arranged in the positioning hole of base, and the end surface of positioning column and screw is contacted in positioning hole;The base is set on zero point positioning chuck by draw peg;Zero point positioning chuck is fixed in the recess in the center of zero point positioning seat by countersunk screw.The utility model can position locking's conversion fixture, reach applicable to most parts by replacing conversion head;Single zero point positioning seat can be adjusted position arbitrarily according to the position of part thread hole, according to the above, this kind of machine tool zero point positioning conversion fixture can be well used, but when fixing fixture, it cannot be fine-tuned in horizontal direction, cannot guarantee the levelness when body processing, left and right height is not the same during processing, increase the labor burden of user, reduce the processing quality of raw material, often perplex user. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of machine tool zero point positioning conversion fixture, to solve the problem that when fixing fixture, it cannot be fine-tuned in horizontal direction in the above background technology, cannot guarantee the levelness when body processing, left and right height is not the same during processing, increase the labor burden of user, reduce the processing quality of raw material, often perplex user.

[0005] In order to achieve the above object, the utility model provides the following technical scheme: a machine tool zero point positioning conversion fixture, including base, the right wall surface center of base is equipped with two -way screw rod through bearing, the right wall surface fixed mounting of two -way screw rod has rotary table, the left end of two -way screw rod is equipped with the connecting plate through screw thread connection, the right wall surface front end of connecting plate is equipped with the slide rod through sliding connection, and the slide rod is fixedly installed with base, the upper top surface center of connecting plate is embedded fixed mounting and is equipped with electric push rod, the upper top surface fixed mounting of connecting plate has the shell, the upper top surface left side of electric push rod is hinged and is equipped with telescopic rod.

[0006] As the preferred technical scheme of the utility model, the first fixed plate is fixedly installed on the inner wall surface upper end of the shell, the left side of the first fixed plate is provided with a through hole, the upper top surface of the telescopic rod is fixedly installed with a clamping rod, and the lower end of the clamping rod is provided with a rotating shaft through a bearing.

[0007] As the preferred technical scheme of the utility model, the inside of the shell is provided with a connecting rod, the left wall surface lower end of the connecting rod is provided with a groove, the upper top surface of the connecting rod is fixedly installed with a second fixed plate, and the upper top surface of the second fixed plate is uniformly provided with a positioning bolt through a bearing.

[0008] As the preferred technical scheme of the utility model, the upper top surface center of the second fixed plate is fixedly installed with a fixed block, the front end of the fixed block is provided with a level, the lower bottom surface of the level is fixedly installed on the second fixed plate, and the upper top surface of the fixed block is fixedly installed with a body.

[0009] As the preferred technical scheme of the utility model, the left wall surface center of the base is fixedly installed with a control panel, the telescopic rod, the through hole, the clamping rod, the rotating shaft and the groove are symmetrically arranged about the center of the shell, and the four positioning bolts are threadedly connected with the second fixed plate.

[0010] As the preferred technical scheme of the utility model, the slide rod is symmetrically arranged about the center of the base, the connecting plate, the electric push rod, the shell, the telescopic rod, the first fixed plate, the through hole, the clamping rod, the rotating shaft, the connecting rod, the groove, the second fixed plate, the positioning bolt, the fixed block, the level and the body are symmetrically arranged about the center of the base.

[0011] Compared with the prior art, the machine tool zero point positioning conversion jig has the advantages that the connecting rod is inserted into the shell, the telescopic rod is driven to move through the starting of the electric push rod, the clamping rod is driven to adjust the angle, the connecting rod is fixed through the cooperation of the clamping rod and the groove, the second fixed block is positioned by rotating the four positioning bolts, the height of the second fixed plate threaded with the positioning bolts is adjusted according to the display of the level, the shell is moved through the meshing of the bidirectional screw rod and the connecting plate, the labor burden of the user is reduced, the horizontal state during raw material processing is ensured, and the connecting rod is fixed relatively stably. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a front view of the sectional structure of the utility model;

[0013] Figure 2 It is a top view of the second fixed plate of the utility model;

[0014] Figure 3 It is a top view of the base of the utility model;

[0015] Figure 4 It is a front view of the sectional structure of the shell of the utility model;

[0016] Figure 5 It is a front view of the sectional structure of the shell of the utility model; Figure 1 It is an enlarged structure diagram of A in the utility model.

[0017] In the drawing: 1, base; 2, bidirectional screw rod; 3, rotating disc; 4, connecting plate; 5, sliding rod; 6, electric push rod; 7, shell; 8, telescopic rod; 9, first fixed plate; 10, through hole; 11, clamping rod; 12, rotating shaft; 13, connecting rod; 14, groove; 15, second fixed plate; 16, positioning bolt; 17, fixed block; 18, level; 19, body; 20, control panel. DETAILED DESCRIPTION

[0018] 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, rather than 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 protection scope of the utility model.

[0019] Please refer to Figures 1-5The utility model provides a technical scheme, a machine tool zero point positioning conversion fixture, including base 1, the right wall surface center of base 1 is connected with bidirectional screw rod 2 through bearing, and the right wall surface fixed mounting of bidirectional screw rod 2 has carousel 3, and the left end of bidirectional screw rod 2 is connected with connecting plate 4 through screw thread, and the right wall surface front end of connecting plate 4 is connected with slide bar 5 through sliding, and slide bar 5 is fixed installation with base 1, and the upper top surface center of connecting plate 4 is embedded fixed mounting and has electric push rod 6, and the upper top surface fixed mounting of connecting plate 4 has shell 7, and the upper top surface left side of electric push rod 6 is hinged and has telescopic link 8.

[0020] The inner wall surface upper end of shell 7 is fixedly installed with first fixed plate 9, and the left side of first fixed plate 9 is provided with through hole 10, and the upper top surface of telescopic link 8 is fixedly installed with clamping rod 11, and the lower end of clamping rod 11 is connected with rotating shaft 12 through bearing.

[0021] The inside of shell 7 is provided with connecting rod 13, the left wall surface lower end of connecting rod 13 is provided with groove 14, the upper top surface of connecting rod 13 is fixedly installed with second fixed plate 15, and the upper top surface of second fixed plate 15 is uniformly connected with positioning bolt 16 through bearing.

[0022] The upper top surface center of second fixed plate 15 is fixedly installed with fixed block 17, the front end of fixed block 17 is provided with level 18, the lower bottom surface of level 18 is fixedly installed on second fixed plate 15, and the upper top surface of fixed block 17 is fixedly installed with body 19.

[0023] The left wall surface center of base 1 is fixedly installed with control panel 20, and telescopic link 8, through hole 10, clamping rod 11, rotating shaft 12 and groove 14 are symmetrically arranged about the center of shell 7, and four positioning bolts 16 are threadedly connected with second fixed plate 15.

[0024] Slide bar 5 is symmetrically arranged about the center of base 1, and connecting plate 4, electric push rod 6, shell 7, telescopic link 8, first fixed plate 9, through hole 10, clamping rod 11, rotating shaft 12, connecting rod 13, groove 14, second fixed plate 15, positioning bolt 16, fixed block 17, level 18 and body 19 are symmetrically arranged about the center of base 1.

[0025] Working principle: in using a machine tool zero positioning conversion fixture, first, the user inserts the connecting rod 13 into the shell 7, then through the start of the electric push rod 6 action drive telescopic rod 8 moves down, thus drive the angle of the clamp rod 11, through the cooperation of the clamp rod 11 and the groove 14 on the connecting rod 13 is fixed, then through the rotation of four positioning bolts 16 on the second fixed plate 15 positioning, and according to the level of the level 18 display, and adjust the height of the four positioning bolts 16 and the second fixed plate 15 threaded connection, adjust the horizontal direction of the body 19, ensure the horizontal of the body 19, then through the rotation of the turntable 3 drive bidirectional screw rod 2 rotation, through the engagement of bidirectional screw rod 2 and connecting plate 4 drive shell 7 moves to the position required by the user can, thus complete a series of work, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0026] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. A machine tool zero point positioning conversion jig, comprising a base (1); Its characterized in that: The right wall surface center of the base (1) is connected with a bidirectional screw rod (2) through a bearing, the right wall surface of the bidirectional screw rod (2) is fixedly installed with a turntable (3), the left end of the bidirectional screw rod (2) is connected with a connecting plate (4) through a thread, the right wall surface front end of the connecting plate (4) is connected with a sliding rod (5) through a sliding connection, and the sliding rod (5) is fixedly installed with the base (1), the upper top surface center of the connecting plate (4) is fixedly installed with an electric push rod (6), the upper top surface of the connecting plate (4) is fixedly installed with a shell (7), and the upper top surface left side of the electric push rod (6) is hinged with a telescopic rod (8).

2. The machine tool zero positioning conversion jig according to claim 1, characterized in that, The inner wall surface upper end of the shell (7) is fixedly installed with a first fixed plate (9), the left side of the first fixed plate (9) is provided with a through hole (10), the upper top surface of the telescopic rod (8) is fixedly installed with a clamping rod (11), and the lower end front wall surface of the clamping rod (11) is connected with a rotating shaft (12) through a bearing.

3. The machine tool zero positioning conversion jig according to claim 2, characterized in that, The inside of the shell (7) is provided with a connecting rod (13), the left wall surface lower end of the connecting rod (13) is provided with a groove (14), the upper top surface of the connecting rod (13) is fixedly installed with a second fixed plate (15), and the upper top surface of the second fixed plate (15) is uniformly connected with a positioning bolt (16) through a bearing.

4. The machine zero positioning conversion jig according to claim 3, characterized in that, The upper top surface center of the second fixed plate (15) is fixedly installed with a fixed block (17), the front end of the fixed block (17) is provided with a level (18), the lower bottom surface of the level (18) is fixedly installed on the second fixed plate (15), and the upper top surface of the fixed block (17) is fixedly installed with a body (19).

5. The machine zero positioning conversion jig according to claim 4, wherein, The left wall surface center of the base (1) is fixedly installed with a control panel (20), the telescopic rod (8), the through hole (10), the clamping rod (11), the rotating shaft (12) and the groove (14) are symmetrically arranged about the center of the shell (7), and the four positioning bolts (16) are threadedly connected with the second fixed plate (15).

6. The machine zero positioning conversion jig according to claim 5, wherein, The sliding rod (5) is symmetrically arranged about the center of the base (1), and the connecting plate (4), the electric push rod (6), the shell (7), the telescopic rod (8), the first fixed plate (9), the through hole (10), the clamping rod (11), the rotating shaft (12), the connecting rod (13), the groove (14), the second fixed plate (15), the positioning bolt (16), the fixed block (17), the level (18) and the body (19) are symmetrically arranged about the center of the base (1).

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