CN210280687U

CN210280687U - Double-spindle numerical control lathe

Info

Publication number: CN210280687U
Application number: CN201921183849.1U
Authority: CN
Inventors: 秦立虎
Original assignee: Yuncheng Xinqi Cnc Machine Tool Co Ltd
Current assignee: Yuncheng Xinqi Cnc Machine Tool Co Ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-04-10
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses a two main shaft numerical control lathes. The double-spindle numerical control lathe is provided with a first spindle motor, the first spindle motor is connected with a first spindle, the vertical shaft part is connected with a vertical gang tool rest, and the first spindle can be matched with the vertical gang tool rest to machine a workpiece. The second spindle motor is connected with a second spindle parallel to the first spindle, and the horizontal tool rest can be matched with the second spindle motor to turn a workpiece. The utility model has the characteristics of two main shafts, efficient, easy maintenance realize automatic, high-efficient continuous processing: the main shaft has stepless speed change, high and stable rotating speed and wide constant power area. The first main shaft is parallel to the second main shaft, the end faces of two ends of the workpiece are machined at one time, and meanwhile machining concentricity can be guaranteed.

Description

Double-spindle numerical control lathe

Technical Field

The utility model relates to a metalworking field, concretely relates to two main shaft numerical control lathes.

Background

The numerically controlled lathe is one of the widely used numerically controlled machines at present. The cutting tool 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 angles, complex rotary inner and outer curved surfaces, cylindrical threads, conical threads and the like, and can perform grooving, drilling, reaming, boring and the like.

The numerical control machine tool automatically processes the processed parts according to a processing program programmed in advance. The machining process route, process parameters, tool motion track, displacement, cutting parameters and auxiliary functions of the part are compiled into a machining program list according to instruction codes and program formats specified by the numerical control machine, and then the content in the program list is recorded on a control medium and then input into a numerical control device of the numerical control machine, so that the machine tool is instructed to machine the part.

At present, a numerical control lathe is mostly a single main shaft, the workpiece end face machining at one end of a chuck needs to be carried out by a worker to turn over a workpiece, the machining efficiency is low, and meanwhile, the machining concentricity cannot be guaranteed.

Disclosure of Invention

The utility model aims at solving the problem and providing a double-spindle numerical control lathe.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a double-spindle numerical control lathe comprises a lathe body, wherein a numerical control system is arranged at the front end of the lathe body, a power supply box, a hydraulic oil tank, a hydraulic motor and an oil path block are arranged on the left side inside the lathe body, an outer protection is arranged on the upper surface of the lathe body, a lubricating oil pump is arranged on the left side of the outer protection, a first spindle motor is arranged on the left side inside the outer protection, the first spindle motor is connected with a first spindle, a vertical shaft part is arranged at the middle rear part inside the outer protection, the left end of the vertical shaft part is connected with a vertical shaft Z-axis motor, a vertical shaft X-axis motor is connected in front of the vertical shaft part, the lower end of the vertical shaft X-axis motor is connected with a vertical tool rest, a second spindle X-axis motor is arranged on the right side inside the outer protection, the second spindle X-axis motor is connected with a, the second spindle motor is connected with a second spindle parallel to the first spindle, and a horizontal tool rest matched with the second spindle is arranged on the left side of the inner portion of the outer protection.

Further, the first main axis and the second main axis are parallel.

Further, the first spindle motor and the second spindle motor are servo spindle motors.

Further, the first spindle motor is connected with the first spindle through a transmission belt.

Furthermore, the vertical shaft part is connected with a vertical shaft Z-axis motor through a lead screw.

The two main shafts can be used for processing two ends of a part respectively, and the concentricity of the part is effectively guaranteed.

The utility model has the advantages that: the automatic continuous machining device has the advantages of high efficiency, easiness in maintenance, realization of automatic and efficient continuous machining, stepless speed change of the main shaft, high and stable rotating speed, wide constant power area and capability of effectively ensuring the concentricity of parts.

Drawings

Fig. 1 is a top view of the interior of the structure of the present invention.

Fig. 2 is a left side view of the interior of the structure of the present invention.

Fig. 3 is a front view of the structure of the present invention.

Fig. 4 is a front view of the interior of the structure of the present invention.

In the figure: the device comprises a first spindle motor 1, a first spindle 2, a connecting belt 21, a vertical shaft Z-axis motor 3, a vertical shaft part 4, a vertical shaft X-axis motor 5, a second spindle X-axis motor 6, a moving plate 61, a second spindle motor 7, a second spindle Z-axis motor 8, a second spindle 9, a power supply box 10, a hydraulic oil tank 11, a hydraulic motor 12, an oil path block 13, a lubricating oil pump 14, an outer protection 15, a numerical control system 16, a lathe bed 17, a horizontal gang tool rest 18 and a vertical gang tool rest 19.

Detailed Description

The following examples are presented to enable those skilled in the art to more fully understand the present invention, but are not intended to limit the invention in any way.

As shown in fig. 1, a first spindle motor 1 is connected with a first spindle 2, a vertical shaft Z-axis motor 3 is connected with the left end of a vertical shaft part 4, a vertical shaft X-axis motor 5 is connected in front of the vertical shaft part 4, a moving plate 61 is connected with a second spindle X-axis motor 6, the moving plate 61 is connected with a second spindle Z-axis motor 8, the second spindle Z-axis motor 8 is connected with a second spindle motor 7, and the second spindle motor 7 is connected with a second spindle 9 parallel to the first spindle. After the first main shaft 2 finishes processing, the workpiece automatically enters the second main shaft 9 to be processed under the control of the numerical control system.

As shown in fig. 2, the power box 10, the hydraulic oil tank 11, the hydraulic motor 12 and the oil path block 13 are connected to the left side of the bed 17 in sequence, and the left end of the first spindle 2 is connected to the first spindle motor 1 through a connecting belt 21.

As shown in fig. 3, the numerical control system 16 is mounted in front of the bed 17 by bolts, the lubricant pump 14 is mounted on the left side of the outer guard 15, and the outer guard 15 is mounted on the bed 17.

As shown in fig. 4, the horizontal tool rest 18 is fixed to the bed 17 and is turned in cooperation with the second spindle 9. The vertical tool rest 19 is fixed on the vertical shaft part 4 and is matched with the first main shaft 2 for turning.

The utility model discloses the theory of operation as follows:

the left end of a workpiece to be machined is fixed by a chuck on the first main shaft 2, a turning tool on the vertical tool rest 19 feeds according to a set program, the right end of the workpiece is lathed, the right end of the workpiece is tightly clamped by the chuck on the second main shaft 9 under the control of a numerical control program after the lathing is finished, and the left end of the workpiece is lathed by matching with the horizontal tool rest 18 according to the set program. The whole workpiece is formed from a blank to a finished product in one step without stopping midway.

A servo spindle motor is adopted, synchronous toothed belt transmission is adopted, spindle stepless speed change is achieved, the rotating speed is high and stable, and a constant power area is wide.

The KND numerical control system is configured, so that linear interpolation and circular interpolation can be performed, and finish machining of complex workpieces such as conical surfaces, spherical surfaces, threads and the like can be completed.

And centralized lubrication is adopted, and automatic lubrication is realized when the machine is started, so that the service life of the machine tool is prolonged.

The first main shaft 2 is parallel to the second main shaft 9, the end faces at two ends of a workpiece are machined at one time, machining efficiency is high, and machining concentricity can be guaranteed.

Those skilled in the art will appreciate that the above embodiments are merely exemplary embodiments and that various changes, substitutions and alterations can be made without departing from the spirit and scope of the invention.

Claims

1. A double-spindle numerically controlled lathe characterized by comprising: the numerical control lathe comprises a lathe bed, wherein a numerical control system is arranged at the front end of the lathe bed, a power box, a hydraulic oil tank, a hydraulic motor and an oil path block are arranged on the left side in the lathe bed from back to front, an outer protection is arranged on the upper surface of the lathe bed, a lubricating oil pump is arranged on the left side of the outer protection, a first spindle motor is arranged on the left side in the outer protection, the first spindle motor is connected with a first spindle, a vertical shaft part is arranged at the middle rear part in the outer protection, the left end of the vertical shaft part is connected with a vertical shaft Z-axis motor, a vertical shaft X-axis motor is connected in front of the vertical shaft part, the lower end of the vertical shaft X-axis motor is connected with a vertical tool rest, a second spindle X-axis motor is arranged on the right side in the outer protection, the second spindle X-axis motor is connected with a, the second spindle motor is connected with a second spindle parallel to the first spindle, and a horizontal tool rest matched with the second spindle is arranged on the left side of the inner portion of the outer protection.

2. A double spindle numerically controlled lathe according to claim 1 in which the first spindle and the second spindle are parallel.

3. A double-spindle numerically controlled lathe according to claim 1, wherein the first spindle motor and the second spindle motor are servo spindle motors.

4. A double spindle numerically controlled lathe according to claim 1 in which the first spindle motor is connected to the first spindle by a drive belt.

5. The double-spindle numerical control lathe according to claim 1, wherein the vertical shaft part is connected with a vertical shaft Z-axis motor through a lead screw.