阅读说明：本技术 一种全自动数控机床及其控制方法 (Full-automatic numerical control machine tool and control method thereof ) 是由 杨云林 于 2020-04-26 设计创作，主要内容包括：本发明提供了一种全自动数控机床及其控制方法,属于数控机床技术领域。它解决了现有的数控机床对工件防护性差以及对工件的加工需求达不到实际要求的问题。本发明一种全自动数控机床包括机壳、夹持台、工作台、喂料机构、夹持机构、左送料机构以及右送料机构。其中,在本发明中,左送料机构与右送料机构在夹持工件的过程中,该左送料机构与右送料机构并未直接接触工件的外表面,从而避免该工件外面在转移过程中,发生磨损的情况。(The invention provides a full-automatic numerical control machine tool and a control method thereof, belonging to the technical field of numerical control machine tools. The numerical control machine tool solves the problems that the existing numerical control machine tool is poor in workpiece protection and cannot meet the actual requirements on the machining requirements of workpieces. The invention relates to a full-automatic numerical control machine tool which comprises a machine shell, a clamping table, a workbench, a feeding mechanism, a clamping mechanism, a left feeding mechanism and a right feeding mechanism. In the invention, the left feeding mechanism and the right feeding mechanism are not in direct contact with the outer surface of the workpiece in the process of clamping the workpiece, so that the condition that the outer surface of the workpiece is abraded in the transfer process is avoided.)

1. A full-automatic numerical control machine tool comprises a machine shell, wherein a clamping table is arranged in the machine shell, and the full-automatic numerical control machine tool is characterized in that a feeding mechanism is arranged on the machine shell;

the clamping mechanism is arranged in the machine shell and can lift relative to the machine shell;

the left feeding mechanism is arranged in the machine shell and movably penetrates through the clamping table;

the right feeding mechanism is arranged in the machine shell and can move relative to the machine shell, when the feeding mechanism conveys the workpiece into the clamping mechanism, the clamping mechanism clamps the workpiece between the left feeding mechanism and the right feeding mechanism, and then the left feeding mechanism and the right feeding mechanism transfer the workpiece into the clamping table; a positioning assembly corresponding to the feeding mechanism is arranged on one side of the clamping mechanism and can penetrate through the clamping mechanism; the positioning assembly comprises a positioning rod capable of passing through the clamping mechanism and a fourth cylinder body used for driving the positioning rod to move.

2. The full-automatic numerical control machine tool according to claim 1, characterized in that a vibration disk is arranged on one side of the casing, and a discharging guide rail for outputting the workpieces in the vibration disk one by one is arranged on the vibration disk.

3. The full-automatic numerical control machine tool according to claim 2, wherein the feeding mechanism comprises a dividing assembly for limiting the output of the workpiece in the discharging guide rail and a receiving assembly for receiving the workpiece output from the discharging guide rail, and the machine shell is provided with a moving guide rail for guiding the directional movement of the receiving assembly.

4. The full-automatic numerical control machine tool according to claim 1, wherein the clamping mechanism comprises a fixed plate installed in the housing, a lifting guide rail is arranged on the fixed plate, a clamping assembly is movably installed on the lifting guide rail, a third cylinder for driving the clamping assembly to move along the track of the lifting guide rail is arranged at one end of the fixed plate, and a third moving rod for connecting the clamping assembly is arranged on the third cylinder.

5. The automatic numerical control machine according to claim 4, wherein the clamping assembly comprises a connecting seat connected with a third moving rod, the connecting seat is connected with the lifting guide rail through a lifting slider, a third cylinder is arranged on the connecting seat, and a pair of clamping hands is arranged on the third cylinder.

6. The full-automatic numerical control machine tool according to claim 4, characterized in that a fixed block is detachably connected to the fixed plate, a mounting plate for mounting a fourth cylinder is connected to the fixed block, a fourth push rod is arranged on the fourth cylinder, and a connecting plate for connecting a positioning rod is arranged on the fourth push rod.

7. The full-automatic numerical control machine tool according to claim 1, wherein the left feeding mechanism comprises a fourth moving rod movably penetrating through the clamping table, a fourth cylinder for pushing the fourth moving rod to move is arranged on one side of the machine shell, and a workbench for installing the right feeding mechanism is arranged in the machine shell.

8. The full-automatic numerical control machine tool according to claim 7, wherein the right feeding mechanism comprises a fifth cylinder arranged on the workbench, and a fifth moving rod is arranged on the fifth cylinder; a fixed sleeve for penetrating the fourth moving rod is arranged in the machine shell, a chuck is arranged at one end of the fixed sleeve close to the clamping table, and the chuck is arranged in the clamping table; and a step ring for limiting the movement of the workpiece is arranged in the chuck.

9. A control method of a full-automatic numerical control machine tool is characterized by comprising the following steps:

s1, opening the vibration disc, and conveying the workpieces in the vibration disc into the material receiving assembly one by one through the discharge guide rail;

s2, the material receiving assembly moves along the track of the moving guide rail, and when the material receiving assembly conveys the workpiece to the other end of the moving guide rail, the material receiving assembly conveys the workpiece into the clamping mechanism;

s3, clamping the workpiece by the clamping mechanism, and resetting the material receiving assembly;

s4, the clamping mechanism drives the workpiece to move downwards along the track of the lifting guide rail until the clamping mechanism conveys the workpiece between the left feeding mechanism and the right feeding mechanism;

s5, the left feeding mechanism and the right feeding mechanism move relatively until the workpiece is arranged between the left feeding mechanism and the right feeding mechanism, and the clamping mechanism resets;

s6, synchronously transferring the workpiece to a chuck of the clamping table by the left feeding mechanism and the right feeding mechanism;

s7, resetting the left feeding mechanism, and clamping the workpiece by the chuck;

s8, resetting the right feeding mechanism and processing the workpiece;

s9, the left feeding mechanism and the right feeding mechanism move relatively until the workpiece is arranged between the left feeding mechanism and the right feeding mechanism, and the chuck is loosened;

and S10, synchronously transferring the workpiece to the outside of the chuck by the left feeding mechanism and the right feeding mechanism.

10. The control method of a full automatic numerical control machine tool according to claim 9, wherein the step S2 includes:

s21, the material receiving assembly moves along the track of the movable guide rail, when the buffer block blocks the material receiving assembly, the material receiving assembly stops moving, and at the moment, the material receiving assembly drives the workpiece to be conveyed to the other end of the movable guide rail;

s22, the positioning assembly passes through the clamping mechanism and moves towards the material receiving assembly until the positioning assembly and the material receiving assembly clamp the workpiece at the same time;

and S23, conveying the workpiece to the clamping mechanism synchronously by the positioning assembly and the material receiving assembly.

Technical Field

The invention belongs to the technical field of numerical control machine tools, and relates to a full-automatic numerical control machine tool and a control method thereof.

Background

The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool provided with a program control system. The control system is capable of logically processing and decoding a program defined by a control code or other symbolic instructions, represented by coded numbers, which are input to the numerical control device via the information carrier. The numerical control machine tool can better solve the problem of complex, precise, small-batch and multi-variety part processing, is a flexible and high-efficiency automatic machine tool, represents the development direction of modern machine tool control technology, and is a typical mechanical and electrical integrated product, in the prior art, most of numerical control machine tools can convey a workpiece into a clamping table of a numerical control mechanism only by clamping the side surface of the workpiece through a manipulator in the process of processing the workpiece, and the machined workpiece can be clamped from the clamping table of the numerical control mechanism only by clamping the side surface of the workpiece through the manipulator in the prior art, and the manipulator can easily damage the side surface of the workpiece in the process, so that the part is scrapped; secondly, in the process of conveying the workpieces, the workpieces are conveyed only by the conveying belt, and the work requirement of processing the workpieces one by one cannot be met.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a full-automatic numerical control machine tool capable of improving the protection performance of workpieces and processing the workpieces one by one and a control method thereof.

The purpose of the invention can be realized by the following technical scheme: a full-automatic numerical control machine tool comprises: the device comprises a shell, wherein a clamping table is arranged in the shell;

the clamping mechanism is arranged in the machine shell and can lift relative to the machine shell;

the left feeding mechanism is arranged in the machine shell and movably penetrates through the clamping table;

the right feeding mechanism is arranged in the machine shell and can move relative to the machine shell, when the feeding mechanism conveys the workpiece into the clamping mechanism, the clamping mechanism clamps the workpiece between the left feeding mechanism and the right feeding mechanism, and then the left feeding mechanism and the right feeding mechanism transfer the workpiece into the clamping table; a positioning assembly corresponding to the feeding mechanism is arranged on one side of the clamping mechanism and can penetrate through the clamping mechanism; the positioning assembly comprises a positioning rod capable of passing through the clamping mechanism and a fourth cylinder body used for driving the positioning rod to move.

In foretell full-automatic digit control machine tool, one side of casing is equipped with the vibration dish, be equipped with the ejection of compact guide rail of exporting the work piece in the vibration dish one by one on the vibration dish.

In the above full-automatic numerical control machine tool, the feeding mechanism includes a dividing assembly for limiting the output of the workpiece in the discharging guide rail and a receiving assembly for receiving the workpiece output from the discharging guide rail, and the housing is provided with a moving guide rail for guiding the directional movement of the receiving assembly.

In foretell full-automatic digit control machine tool, fixture is including installing the fixed plate in the casing, be equipped with lifting guide on the fixed plate, movable mounting has the centre gripping subassembly on the lifting guide, the one end of fixed plate is equipped with the third cylinder that is used for driving the orbit motion of centre gripping subassembly along lifting guide, it moves the pole to be equipped with the third that is used for connecting the centre gripping subassembly on the third cylinder.

In the above full-automatic numerical control machine tool, the clamping assembly includes a connecting seat connected with the third moving rod, the connecting seat is connected with the lifting guide rail through a lifting slide block, a third cylinder body is arranged on the connecting seat, and a pair of clamping hands is arranged on the third cylinder body.

In foretell full-automatic digit control machine tool, can dismantle on the fixed plate and be connected with the fixed block, be connected with the mounting panel that is used for installing the fourth cylinder on the fixed block, be equipped with the fourth push rod on the fourth cylinder, be equipped with the linkage plate that is used for connecting the locating lever on the fourth push rod.

In foretell full-automatic digit control machine tool, left side feeding mechanism moves the pole including the fourth that the activity passed the centre gripping platform, one side of casing is equipped with and is used for promoting the fourth and moves the fourth cylinder that the pole moved, be equipped with the workstation that is used for installing right feeding mechanism in the casing.

In the above full-automatic numerical control machine tool, the right feeding mechanism includes a fifth cylinder provided on the worktable, and a fifth moving rod is provided on the fifth cylinder; a fixed sleeve for penetrating the fourth moving rod is arranged in the machine shell, a chuck is arranged at one end of the fixed sleeve close to the clamping table, and the chuck is arranged in the clamping table; and a step ring for limiting the movement of the workpiece is arranged in the chuck.

A control method of a full-automatic numerical control machine tool comprises the following steps:

s1, opening the vibration disc, and conveying the workpieces in the vibration disc into the material receiving assembly one by one through the discharge guide rail;

s2, the material receiving assembly moves along the track of the moving guide rail, and when the material receiving assembly conveys the workpiece to the other end of the moving guide rail, the material receiving assembly conveys the workpiece into the clamping mechanism;

s3, clamping the workpiece by the clamping mechanism, and resetting the material receiving assembly;

s4, the clamping mechanism drives the workpiece to move downwards along the track of the lifting guide rail until the clamping mechanism conveys the workpiece between the left feeding mechanism and the right feeding mechanism;

s5, the left feeding mechanism and the right feeding mechanism move relatively until the workpiece is arranged between the left feeding mechanism and the right feeding mechanism, and the clamping mechanism resets;

s6, synchronously transferring the workpiece to a chuck of the clamping table by the left feeding mechanism and the right feeding mechanism;

s7, resetting the left feeding mechanism, and clamping the workpiece by the chuck;

s8, resetting the right feeding mechanism and processing the workpiece;

s9, the left feeding mechanism and the right feeding mechanism move relatively until the workpiece is arranged between the left feeding mechanism and the right feeding mechanism, and the chuck is loosened;

and S10, synchronously transferring the workpiece to the outside of the chuck by the left feeding mechanism and the right feeding mechanism.

In the above control method of the fully automatic numerical control machine tool, the step S2 includes:

s21, the material receiving assembly moves along the track of the movable guide rail, when the buffer block blocks the material receiving assembly, the material receiving assembly stops moving, and at the moment, the material receiving assembly drives the workpiece to be conveyed to the other end of the movable guide rail;

s22, the positioning assembly passes through the clamping mechanism and moves towards the material receiving assembly until the positioning assembly and the material receiving assembly clamp the workpiece at the same time;

and S23, conveying the workpiece to the clamping mechanism synchronously by the positioning assembly and the material receiving assembly.

Compared with the prior art, the invention has the following beneficial effects:

1. in the first, second and fifth embodiments of the present invention, in the process of transferring the workpiece by the left feeding mechanism and the right feeding mechanism, the left feeding mechanism and the right feeding mechanism do not directly contact the outer surface of the workpiece, so as to avoid the outer surface of the workpiece from being worn in the transferring process.

2. In the third and seventh embodiments, through the cooperation of the positioning assembly and the material receiving assembly, the workpiece is prevented from being separated from the threading needle in the process of driving the workpiece to move by the threading needle, so that the stability of the material receiving assembly for conveying the workpiece into the clamping assembly is ensured.

3. In the fourth embodiment, the two ends of the workpiece are machined through the cooperation of the rotary cylinder and the rotary disc, so that the numerical control machine can meet the machining requirements of people on the workpiece.

4. Through controlling the second cylinder, the distance between control buffer block and the second cylinder, because of the second cylinder body when contact buffer block, first cylinder just can stop work to adjust the second cylinder body and reach the reservation position that the movable guide is close to second cylinder one end, so, when making the second cylinder body release the threading needle, this threading needle can take the work piece to enter into fixture smoothly.

5. Through the scheme of the first embodiment, the scheme of the second embodiment and the scheme of the eighth embodiment, the full-automatic numerical control machine tool can be suitable for tubular workpieces and solid cylindrical workpieces of various specifications, so that the application range of the full-automatic numerical control machine tool is expanded.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic view of the structure of the feeding mechanism.

Fig. 3 is a schematic structural diagram of a partitioning component.

Fig. 4 is a schematic structural diagram of the receiving assembly.

Fig. 5 is a schematic structural view of the chucking mechanism.

FIG. 6 is a schematic structural diagram of a positioning assembly according to a third embodiment.

FIG. 7 is a combination diagram of the left feeding mechanism and the right feeding mechanism in the first embodiment.

Fig. 8 is a combination view of the left feeding mechanism and the right feeding mechanism in the second embodiment.

Fig. 9 is a schematic view of the structure of the harness.

FIG. 10 is a combination view of the left feeding mechanism and the right feeding mechanism in the eighth embodiment.

Fig. 11 is a schematic structural view of a receiving assembly in the eighth embodiment.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.