CN211101615U - High-precision complex thin-walled part intelligent turning unit - Google Patents

Abstract

The utility model discloses a complicated thin wall spare intelligence turning unit of high accuracy, including last unloading unit, two main shaft automatic processing units, set up the truss robot unit between last unloading unit and two main shaft automatic processing units, respectively with last unloading unit, two main shaft automatic processing units, truss robot unit connection's P L C control system the utility model discloses with each unit control system interactive integration, realize head full automated processing, have one-man operation, convenient to use's characteristics, part hole, appearance process are accomplished to clamping once, have guaranteed the axiality that interior, outer ellipsoid of part take shape, once walk to accomplish the processing of part outer ellipsoid and sphere inside groove, have guaranteed the wall thickness required precision, have improved production efficiency greatly, have reduced intensity of labour.

Description

High-precision complex thin-walled part intelligent turning unit

Technical Field

The utility model relates to the field of machining, in particular to complicated thin wall spare of high accuracy intelligence turning unit.

Background

The end socket is a high-precision complex thin-walled part, and the phenomenon of burnthrough in the use process can be caused by the fact that the wall thickness processing exceeds the lower deviation due to the fact that the instantaneous impulse is large when the end socket works; and the end socket and the cylinder body are butt-welded to form a cylinder body, and welding defects can be caused by large butt joint size difference, so that the requirements on the wall thickness size precision and consistency of the part are high. The requirement of the consistency of the wall thickness difference of the parts is limited by the precision of a machine tool and the skill level of operators, and if the parts are clamped in different axes, the risk of the spherical wall thickness of the product being out of tolerance exists, so that the end socket is difficult to machine in a large scale.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a simple structure, convenient operation's complicated thin wall spare intelligence turning unit of high accuracy.

The utility model provides a technical scheme that high accuracy complicated thin wall spare intelligence turning unit, including the last unloading unit that realizes processing part unloading, realize processing part automatic reversing turning's two main shaft automatic processing units, set up between last unloading unit and two main shaft automatic processing units, be used for transporting the truss robot unit of processing part, respectively with last unloading unit, two main shaft automatic processing units, truss robot unit connection for control whole course of working's P L C control system.

The intelligent turning unit for the high-precision complex thin-wall part comprises a material rotating platform, an optical positioning detection module and an overturning unloading module, wherein a plurality of inserting discs are distributed on the material rotating platform in an annular mode, the inserting discs move along with the material rotating platform according to a preset annular track, machining parts are placed on the inserting discs, the overturning unloading module is arranged above the inserting discs, the overturning unloading module is fixedly installed on the material rotating platform, and the material rotating platform is provided with an ejection mechanism used for upwards lifting the inserting discs and an optical positioning detection module used for measuring whether the machining parts on the inserting discs reach designated positions or not.

Above-mentioned complicated thin wall spare intelligence turning unit of high accuracy, the module of unloading of overturning includes mechanical gripper and motor, and the motor is connected with mechanical gripper, and the 180 orientations of drive mechanical gripper are overturned, accomplish the switching-over of processing part at truss robot unit and unloading unit and transport.

According to the intelligent turning unit for the high-precision complex thin-walled workpiece, the optical positioning detection module adopts the laser sensor.

Above-mentioned complicated thin wall spare intelligence turning unit of high accuracy, truss robot unit includes truss, lintel guide rail, robotic arm and rotatable mechanical claw, the lintel guide rail is installed on the truss and is located material rotary platform top, and robotic arm slidable mounting is equipped with rotatable mechanical claw on the robotic arm on the lintel guide rail.

According to the intelligent turning unit for the high-precision complex thin-walled workpiece, the distance between adjacent plug discs on the material rotating platform is variable.

The beneficial effects of the utility model reside in that: the utility model integrates the control systems of the feeding and discharging unit, the optical positioning detection module, the overturning discharging module, the truss robot unit, the double-spindle automatic processing unit and other units, realizes the full-automatic processing of the end socket, has the characteristics of single operation and convenient use, completes the inner hole and the appearance process of the part by one-time clamping, and ensures the forming coaxiality of the inner and the outer ellipsoidal surfaces; the machining of the outer ellipsoid and the inner groove of the spherical surface of the part is finished by one-time feeding, the requirement on the wall thickness precision is ensured, the production efficiency is greatly improved, the labor intensity is reduced, the cost is saved for enterprise production, and the production efficiency of enterprises is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a left side view of fig. 1.

Fig. 3 is a top view of fig. 1.

Fig. 4 is a schematic front view of the feeding and discharging unit in fig. 1.

Fig. 5 is a side view of fig. 4.

Fig. 6 is a top view of fig. 4.

Fig. 7 is a perspective view of the feeding and blanking unit of fig. 1.

Fig. 8 is a schematic structural view of the truss robot unit of fig. 1.

Fig. 9 is a schematic view of the rotatable mechanical jaw of fig. 1.

Fig. 10 is a schematic structural view of the discharging and overturning module in fig. 1.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

As shown in fig. 1-3, the high-precision complex thin-walled part intelligent turning unit comprises a feeding and discharging unit 1 for realizing feeding and discharging of a machined part, a double-spindle automatic machining unit 11 for realizing automatic reversing turning of the machined part, a truss robot unit 2 arranged between the feeding and discharging unit 1 and the double-spindle automatic machining unit 11 and used for transporting the machined part, and a P L C control system 12 connected with the feeding and discharging unit 1, the double-spindle automatic machining unit 11 and the truss robot unit 2 respectively and used for controlling the whole machining process.

The double-spindle automatic machining unit 11 is additionally provided with the auxiliary spindle on the basis of the existing lathe equipment, auxiliary machining can be carried out through the auxiliary spindle, and the coaxiality of the inner and outer ellipsoidal surfaces of the machined part end socket 6 is guaranteed.

As shown in fig. 4-7, the feeding and discharging unit 1 is used for stacking semi-finished blanks and finished parts, and includes a material rotating platform 13, an optical positioning detection module 7, and a turning and discharging module 5, wherein a plurality of inserting trays 14 are annularly distributed on the material rotating platform 13, the inserting trays 14 move along with the material rotating platform 13 according to a predetermined annular track, and the machined parts are placed on the inserting trays 14, and the distance between adjacent inserting trays 14 on the material rotating platform 13 is adjusted to adapt to the machined parts of different specifications. The overturning and discharging module 5 is arranged above the inserting disc 14, the overturning and discharging module 5 is fixedly installed on the material rotating platform 13, and the material rotating platform 13 is provided with an ejection mechanism used for lifting the inserting disc 14 upwards and an optical positioning detection module 7 used for measuring whether a processing part on the inserting disc 14 reaches a designated position or not. The ejection mechanism can be a jack or other mechanisms as long as the lifting can be realized.

The optical positioning detection module 7 adopts two groups of laser sensors, one group is used for detecting whether the inserting disc containing the parts rotates to reach a preset area, and the other group is used for detecting whether the ejection mechanism containing the parts is lifted to a specified position. When the processing part blank placed on the inserting disc 14 enters a preset area along the track, the signal light source is shielded, and the material rotating platform 13 stops rotating; then, the ejection mechanism drives the insert plate 14 and the processing part to be lifted upwards to a predetermined height and then shields the signal light source, and the ejection mechanism of the material rotating platform 13 stops lifting.

As shown in fig. 10, the overturning and discharging module 5 includes a mechanical gripper and a motor, the motor is connected with the mechanical gripper, and drives the mechanical gripper to overturn in a 180-degree direction, so as to complete the reversing transfer of the processed parts between the truss robot unit 2 and the feeding and discharging unit 1.

As shown in fig. 8, the truss robot unit 2 includes a truss 16, a lintel guide rail 17, a robot arm 3 and a rotatable robot claw 4, the lintel guide rail 17 is installed on the truss 16 and located above the material rotating platform 13, the robot arm 3 is slidably installed on the lintel guide rail 17, the rotatable robot claw 4 is arranged on the robot arm 3, and the structure of the rotatable robot claw 4 is shown in fig. 9.

The working principle of the utility model is as follows:

manually stacking the end socket 6 blanks to be processed on the insert disc 14 of the material rotating platform 13 in sequence. After the starting signal is input, the material rotating platform 13 drives the chain to run according to a preset annular track through the driving motor.

When the blank of the end socket 6 placed on the plug tray 14 enters a preset area along a track, the optical positioning detection module 7 sends a signal to the P L C control system 12, the P L C control system 12 controls the material rotating platform 13 to stop rotating, then the ejection mechanism drives the plug tray 14 and the end socket 6 to lift upwards to a preset height to shield the signal light source, as shown in FIG. 7, the plug tray 14 located at the lower right corner is in a lifting state, the optical positioning detection module 7 sends a signal to the P L C control system 12 again, and the P L C control system 12 controls the ejection mechanism of the material rotating platform 13 to stop lifting.

After the P L C control system 12 transmits a lifting stop signal of the ejection mechanism of the loading and unloading unit 1 to the truss robot unit 2, the truss robot unit 2 receives an instruction, drives the mechanical arm 3 to move to the upper side of the plug tray 14 along the lintel guide rail 17, and uses the rotatable mechanical claw 4 to grab the end enclosure 6 and transfer the end enclosure to the interior of the double-spindle automatic processing unit 11.

The end socket 6 blank clamped on the rotatable mechanical clamping jaw 4 is driven by the motor of the truss robot unit 2 to be adjusted to the position where the center line of the end socket 6 blank is aligned with the center line of the turning spindle, then the end socket is horizontally moved to the reference plane close to the spindle chuck of the double-spindle automatic processing unit 11, the P L C control system 12 drives the spindle chuck of the double-spindle automatic processing unit 11 to be clamped tightly, the rotatable mechanical clamping jaw 4 is moved out, and the cabin door of the double-spindle automatic processing unit 11 is closed.

After the main shaft part process is finished, the P L C control system 12 drives the auxiliary main shaft of the double-main-shaft automatic processing unit 11 to horizontally move along the machine tool guide rail, and returns to the original position after the main shaft end enclosure 6 is in butt joint.

The end face of the end socket 6 is attached to the air vent of the clamp, the air source pressurizes the inside of the clamp, and the double-spindle automatic processing unit 11 starts to process the end socket 6 after the pressure signal reaches a set value.

After the P L C control system 12 receives the end enclosure 6 machining completion signal, the double-spindle automatic machining unit 11 is driven to open the cabin door, the grabbing signal is transmitted to the truss robot unit 2, the rotatable mechanical claw 4 extends into the machine tool to grab the end enclosure 6, and the end enclosure 6 is placed on the overturning unloading module 5 of the loading and unloading unit 1.

The overturning and discharging module 5 drives the mechanical gripper to overturn in the 180-degree direction through the motor, and reversing and transferring of the seal head 6 between the truss robot unit 2 and the feeding and discharging unit 1 are completed. So far, the whole processing flow of the end socket 6 is finished.

Claims (6)

1. The intelligent turning unit for the high-precision complex thin-walled part is characterized by comprising a feeding and discharging unit for realizing feeding and discharging of a machined part, a double-spindle automatic machining unit for realizing automatic reversing turning of the machined part, a truss robot unit arranged between the feeding and discharging unit and the double-spindle automatic machining unit and used for transporting the machined part, and a P L C control system respectively connected with the feeding and discharging unit, the double-spindle automatic machining unit and the truss robot unit and used for controlling the whole machining process.

2. The high-precision complex thin-walled piece intelligent turning unit of claim 1, characterized in that: go up unloading unit and include material rotary platform, optical positioning detection module, the upset module of unloading, be a plurality of picture pegs of annular distribution on the material rotary platform, the picture peg moves according to predetermined annular orbit along with material rotary platform, and the processing part is placed on the picture peg, and the picture peg top is equipped with the upset module of unloading, and the upset module of unloading fixed mounting is on material rotary platform, be equipped with on the material rotary platform and be used for upwards promoting the ejection mechanism of picture peg and be used for measuring the optical positioning detection module whether the processing part on the picture peg reachs the assigned position.

3. The high precision complex thin wall piece intelligent turning unit of claim 2, characterized in that: the overturning and discharging module comprises a mechanical gripper and a motor, the motor is connected with the mechanical gripper, the mechanical gripper is driven to overturn in 180-degree directions, and reversing transfer of the machined parts in the truss robot unit and the feeding and discharging unit is completed.

4. The high precision complex thin wall piece intelligent turning unit of claim 2, characterized in that: the optical positioning detection module adopts a laser sensor.

5. The high precision complex thin wall piece intelligent turning unit of claim 2, characterized in that: the truss robot unit comprises a truss, a lintel guide rail, a mechanical arm and a rotatable mechanical jaw, wherein the lintel guide rail is arranged on the truss and positioned above the material rotating platform, the mechanical arm is slidably arranged on the lintel guide rail, and the mechanical arm is provided with the rotatable mechanical jaw.

6. The high precision complex thin wall piece intelligent turning unit of claim 2, characterized in that: the distance between adjacent inserting discs on the material rotating platform is variable.

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