阅读说明：本技术 一种数控双头车床 (Numerical control double-end lathe ) 是由 王小华 于 2021-09-26 设计创作，主要内容包括：本发明公开一种数控双头车床,包括车床本体,所述车床本体中间位置设置有夹持工件的双头主轴,所述双头主轴左右两侧分别设有第一刀架和第二刀架,所述第一刀架、第二刀架下方均设有驱动自身沿着第一方向往复运动的第一驱动机构,所述车床本体上设有驱动第一驱动机构沿着第二方向往复运动的第二驱动机构。通过第一刀架与第二刀架以及刀架上的刀具进行切削运动,从而快速完成对工件两侧的切削加工,提高切削效果。(The invention discloses a numerical control double-head lathe, which comprises a lathe body, wherein a double-head main shaft for clamping a workpiece is arranged in the middle of the lathe body, a first tool rest and a second tool rest are respectively arranged on the left side and the right side of the double-head main shaft, first driving mechanisms for driving the first tool rest and the second tool rest to reciprocate along a first direction are respectively arranged below the first tool rest and the second tool rest, and a second driving mechanism for driving the first driving mechanism to reciprocate along a second direction is arranged on the lathe body. The cutting motion is carried out through the first tool rest, the second tool rest and the tools on the tool rests, so that the cutting processing of two sides of the workpiece is rapidly completed, and the cutting effect is improved.)

1. The utility model provides a numerical control double-end lathe, includes lathe body (1), its characterized in that, lathe body (1) intermediate position is provided with double-end main shaft (2) of centre gripping work piece, the double-end main shaft (2) left and right sides is equipped with first knife rest (3) and second knife rest (4) respectively, first knife rest (3), second knife rest (4) below all are equipped with drive self along first direction reciprocating motion's first actuating mechanism (5), be equipped with on lathe body (1) drive first actuating mechanism (5) along second direction reciprocating motion's second actuating mechanism (6).

2. A numerically controlled double-headed lathe according to claim 1, wherein the second drive mechanism (6) comprises a second guide rail (61) and a second drive motor (62) disposed in the horizontal direction; the first drive mechanism (5) includes a first guide rail (51) and a first drive motor (52) that are provided perpendicularly to the second guide rail (61).

3. A numerically controlled double-headed lathe according to claim 2, characterized in that said second guide (61) is a monolithic structure extending from the left to the right of the lathe body (1); or the second guide rail (61) is of a two-section structure with the middle part cut off.

4. A numerically controlled double-headed lathe according to claim 1, wherein the rear end of the table surface of the lathe body (1) is raised and inclined from the ground.

5. A numerically controlled double-headed lathe according to claim 1, characterized in that said first tool holder (3) and said second tool holder (4) are provided with cutting tools; the side surfaces of the first tool rest (3) and the second tool rest (4) are provided with mounting holes (7), and the mounting holes (7) are provided with hole machining tools.

6. A numerically controlled double-headed lathe according to claim 1, characterised in that the double-headed spindle (2) holds the workpiece by means of jaws (21).

Technical Field

The invention relates to the field of lathes, in particular to a numerical control double-head lathe.

Background

The lathe is mainly used for cutting and processing inner and outer cylindrical surfaces of shaft parts or disc parts, inner and outer conical surfaces with any taper angle, complex rotary inner and outer curved surfaces, cylindrical threads, conical threads and the like, and can perform grooving, drilling, reaming, boring and the like.

At present, current lathe is the unilateral tool rest, consequently processes at every turn and only can advance the processing to the unilateral of work piece to make the end department of work piece add at every turn must stop the lathe then loosen anchor clamps and just can carry out the processing of changing sides, and then be unfavorable for promoting machining efficiency.

Disclosure of Invention

In order to solve the technical problems, the invention provides the numerical control double-head lathe, which can quickly finish the cutting processing of two sides of a workpiece and improve the cutting effect by performing the cutting motion on the first tool rest, the second tool rest and the cutter on the tool rest.

The invention adopts the following technical scheme:

the utility model provides a numerical control double-end lathe, includes the lathe body, lathe body intermediate position is provided with the double-end main shaft of centre gripping work piece, the double-end main shaft left and right sides is equipped with first knife rest and second knife rest respectively, first knife rest, second knife rest below all are equipped with the first actuating mechanism of drive self along first direction reciprocating motion, be equipped with the second actuating mechanism of drive first actuating mechanism along second direction reciprocating motion on the lathe body.

Preferably, the second driving mechanism includes a second guide rail and a second driving motor provided in the horizontal direction; the first driving mechanism comprises a first guide rail and a first driving motor, wherein the first guide rail and the first driving motor are perpendicular to the second guide rail.

Preferably, the second guide rail is an integral structure extending from the left side to the right side of the lathe body; or the second guide rail is of a two-section structure with the middle part cut off.

Preferably, the rear end of the table surface of the lathe body is raised and inclined with respect to the floor surface.

Preferably, the first tool rest and the second tool rest are provided with cutting tools; and mounting holes are formed in the side surfaces of the first tool rest and the second tool rest, and hole machining tools are mounted on the mounting holes.

Preferably, the double-ended spindle fixes the workpiece by means of jaws.

Compared with the prior art, the invention has the following advantages:

1. according to the invention, the first tool rest, the second tool rest and the tool on the tool rest are used for cutting, so that the cutting processing on two sides of the workpiece is rapidly completed, and the cutting effect is improved.

2. The first tool rest and the second tool rest can move along the first direction and the second direction, so that the first tool rest and the second tool rest can be conveniently moved to positions needing to be machined, and the machining efficiency is improved.

3. The rear end of the working table surface of the lathe body is lifted up and is arranged obliquely with the ground, so that specific conditions can be observed conveniently during machining.

Drawings

Fig. 1 is a schematic structural diagram of a numerically controlled double-headed lathe.

In the figure, a lathe body 1, a double-headed spindle 2, a claw 21, a first tool rest 3, a second tool rest 4, a first driving mechanism 5, a first guide rail 51, a first driving motor 52, a second driving mechanism 6, a second guide rail 61, a second driving motor 62 and a mounting hole 7 are shown.

Detailed Description

In order to facilitate understanding of the technical solutions of the present invention, the following detailed description is made with reference to the accompanying drawings and specific embodiments.

Example 1

As shown in fig. 1, a numerical control double-end lathe comprises a lathe body 1, the lathe body 1 is of a linear structure, a double-end spindle 2 for clamping a workpiece is arranged in the middle of the lathe body 1, a first tool rest 3 and a second tool rest 4 are arranged on the left side and the right side of the double-end spindle 2 respectively, machining tools are arranged on the first tool rest 3 and the second tool rest 4 and used for machining the workpiece, and cutting movement is performed through the first tool rest, the second tool rest and the tools on the tool rests, so that cutting machining of two sides of the workpiece is completed quickly, and a cutting effect is improved.

First driving mechanisms 5 for driving the first tool rest 3 and the second tool rest 4 to reciprocate along a first direction are arranged below the first tool rest and the second tool rest 4 respectively, second driving mechanisms 6 for driving the first driving mechanisms 5 to reciprocate along a second direction are arranged on the lathe body 1, the first tool rest 3 and the second tool rest 4 can move along the first direction and the second direction, the positions needing to be machined can be conveniently moved, bidirectional machining is carried out, and machining efficiency is improved.

Preferably, different tools can be mounted on the first tool rest 3 and the second tool rest 4, so that two ends of a workpiece are machined, tool changing time is saved, and machining precision is affected by tool changing and re-machining.

In the embodiment, the processed workpiece is the traction shaft, the clamping part is the middle part of the shaft, and two ends of the shaft need to be processed, so the traction shaft can be rapidly processed by the invention, and the processing efficiency and precision are improved.

The second drive mechanism 6 includes a second guide rail 61 and a second drive motor 62 provided in the horizontal direction; the first drive mechanism 5 includes a first guide rail 51 and a first drive motor 52 that are provided perpendicularly to the second guide rail 61.

Specifically, a first slide rail frame is arranged below each of the first tool rest 3 and the second tool rest 4, the first tool rest 3 and the second tool rest 4 move on the first guide rail 51 under the driving of the first driving motor 52 through the first slide rail frame, a second slide rail frame is arranged below the first driving mechanism 5, and the first driving mechanism 5 moves on the second guide rail 61 under the driving of the second driving motor 62 through the second slide rail frame. In this embodiment, the second direction is a length direction of the lathe body 1, and is specifically represented as that the first tool rest 3 and the second tool rest 4 move left and right under the driving of the second driving mechanism 6; the first direction is perpendicular to the second direction and is a direction along the upper surface of the lathe body 1, and is specifically represented as that the first tool rest 3 and the second tool rest 4 move back and forth along the upper surface of the lathe body 1 under the driving of the first driving mechanism 5; in general, the first tool rest 3 and the second tool rest 4 can move freely on the upper surface of the lathe body 1 under the driving of the first driving mechanism 5 and the second driving mechanism 6, so that the positions to be machined can be conveniently moved, and the machining efficiency is improved.

In this embodiment, the first driving motor 52 and the second driving motor 62 may be motors of the prior art.

Preferably, a plurality of tool positions are arranged on the first tool rest 3 and the second tool rest 4, and a plurality of kinds of tools can be clamped or mounted; the side surfaces of the first tool rest 3 and the second tool rest 4 are provided with mounting holes 7, and the mounting holes 7 are provided with hole machining tools, so that holes can be machined conveniently.

The second guide rail 61 is an integral structure extending from the left side to the right side of the lathe body 1, the structure is relatively stable, and the precision of the first tool rest 3 and the precision of the second tool rest 4 are relatively high; or the second guide rail 61 is a two-section structure with the middle part cut off, namely the first tool rest 3 and the second tool rest 4 are respectively provided with a section of the second guide rail 61, and the processing and the installation are convenient.

The rear end of the working table surface of the lathe body 1 is lifted up and is arranged obliquely with the ground, so that specific conditions can be observed conveniently during machining.

The double-head spindle 2 fixes a workpiece through the clamping jaws 21, clamping is stable, and machining precision is high.

The above is only a preferred embodiment of the present invention, and the scope of the present invention is defined by the appended claims, and several modifications and amendments made by those skilled in the art without departing from the spirit and scope of the present invention should be construed as the scope of the present invention.