CN213258374U - Numerical control machining center with automatic feeding and discharging function - Google Patents

Abstract

The utility model provides a take automatic numerical control machining center who goes up unloading (hereinafter for short machining center). The machining center comprises a numerical control machine tool, wherein a machining platform is arranged on a machine tool body of the numerical control machine tool, and the numerical control machine tool further comprises an automatic material taking and changing device and a material rack device; the material rack device is independent of the numerical control machine tool; the automatic material taking and replacing device is erected on the machine tool body and comprises a blank taking and placing end and a finished product taking and placing end which can move back and forth between a blank discharging position and an upper material position and a lower material position of the material rest device, and when the numerical control machine tool is in a processing running state, the automatic material taking and replacing device can realize the feeding of the next blank from the material box device and the discharging of a finished product material part to the material box device. The utility model discloses a it can get simultaneously and put blank and finished product material spare of machining center, adopts split type operation to improve the continuity of getting the reloading, puts finished product material spare and takes off a blank and all need not to stop machine tool machining, has improved machine tool machining operating efficiency, has reduced occuping of lathe bed inner space simultaneously.

Description

Numerical control machining center with automatic feeding and discharging function

Technical Field

The utility model relates to a panel numerical control processing technology field, in particular to take automatic numerical control machining center who goes up unloading.

Background

At present, the shaping processing of the special-shaped glass panel adopts water cutting or common profiling grinding processing. The existing single-station or double-station milling machine tool is generally used in the market, the material taking and placing of the material part in the processing process generally adopts a manual method to take and change the material, and the production efficiency is low. The material is manually taken and replaced, the production period of a single piece is short, a large amount of labor is needed, the production efficiency is low, industrial injury is easy to generate, and the labor intensity and the labor hazard are large. When mill on the present market carries out automatic reloading, often get the material through single end of getting the material, the blowing, consequently often get the reloading through suspending whole machine tooling temporarily, need longer material fetching and reloading complementary time, general work or material rest is all fixed on the mobile workbench in addition, perhaps the inside front end that is close to the workstation of lathe, need occupy the inside great working space of lathe, operating personnel is very far away from the equipment processing region, the work or material rest is placed and is led to the lathe very huge inside the lathe, it is very troublesome to change the work or material rest.

SUMMERY OF THE UTILITY MODEL

To prior art's defect, the utility model provides a numerical control machining center of unloading in area is automatic, it need not to shut down alright smoothly realize processing panel and get the reloading, and simultaneously, the work or material rest is independent of the lathe setting, reduces the inside workspace that occupies of lathe, numerical control machining center compact structure.

Specifically, the utility model provides a numerical control machining center (hereinafter referred to as machining center) with automatic feeding and discharging, which comprises a numerical control machine, wherein a machining platform is arranged on a machine tool body of the numerical control machine, and the numerical control machining center also comprises an automatic material taking and changing device and a material rack device;

the material rack device is independent of the numerical control machine tool;

the automatic material taking and replacing device is erected on the machine tool body and comprises a finished product taking and placing end and a blank taking and placing end, wherein the finished product taking and placing end is used for taking a finished product part from a processing platform, and the blank taking and placing end is used for taking a blank from the material rack device;

when the numerical control machine tool is in a processing running state, the blank taking and placing end takes a blank from the material rack device, after the current processing operation of the numerical control machine tool is completed, the finished product taking and placing end takes a finished product part from the processing platform, and when the next blank is processed, the finished product part is discharged to the material rack device.

The finished product taking and placing end and the blank taking and placing end are respectively and independently controlled.

The utility model provides a numerical control machining center, get through the blank that sets up detachable independent control and put the end and the finished product is got and is put the end, and make two operation ends at reciprocating motion between the upper and lower material level of the material changing position of numerical control machine tool and work or material rest device, and this automatic material changing device of getting is in under the running state that carries out processing to last blank at numerical control machine tool, realize the unloading of next blank from material loading and finished product material spare in the work or material rest device to the work or material rest device, the continuity of material loading-material changing-unloading has been improved, need not to stop machine tool machining, machine tool machining operating efficiency has been improved, be independent of the digit control machine tool setting with the work or material rest device simultaneously, the occupation of lathe bed inner.

The material rack device comprises a blank trough and a finished product trough, and the material taking and replacing moving stroke of the automatic material taking and replacing device can be reduced. Of course, the rack device can also only comprise blank troughs,

the machining platform can be fixed on the machine tool body and can also be movably arranged on the machine tool body.

Further, the numerical control machine tool further comprises a cross beam, an X transverse shaft system with a sliding table and arranged on the cross beam, and a Z-direction shaft system with a Z-direction sliding table and arranged on the sliding table, wherein a machining electric spindle is arranged on the Z-direction sliding table.

The crossbeam specifically can be planer-type crossbeam, and when the processing platform was portable processing platform, the station of adding can locate planer-type crossbeam both sides separately with the position of reloading.

For example, the numerically controlled machine tool may be a numerically controlled milling machine.

Furthermore, the automatic material taking and replacing device is a truss type material taking and replacing device and comprises a Y-direction shaft system erected on the machine tool body and a Y-direction sliding table arranged on the Y-direction shaft system;

the Y-direction shaft system is arranged higher than a processing plane of the processing platform, and a cantilever parallel to the X-direction shaft system is arranged on the Y-direction sliding table;

the blank taking and placing end is arranged on the cantilever through a first lifting sliding table and the finished product taking and placing end is arranged on the cantilever through a second lifting sliding table;

the first lifting sliding table and the second lifting sliding table are sequentially arranged along the extension direction of the Y-direction shaft system, are symmetrical relative to the cantilever and move horizontally and vertically relative to the processing plane; a blank taking and placing end is arranged on the first lifting sliding table, and a finished product taking and placing end is arranged on the second lifting sliding table.

The swing amplitude of the finished product taking and placing end and the blank taking and placing end in the feeding and blanking process is 0-90 degrees, so that the interference of materials in the operation process is avoided.

Indeed, the two taking and placing ends can adopt a sucking disc adsorption type or a clamp clamping type.

Further, the blank taking and placing end comprises a first taking and placing swing mechanism fixed on the first lifting sliding table and a blank taking and placing device arranged on the first taking and placing swing mechanism, and the blank taking and placing device comprises a first overturning suction cup frame and a first suction cup device; the finished product taking and placing end comprises a second taking and placing swing mechanism and a finished product taking and placing device, wherein the second taking and placing swing mechanism is fixed on a second lifting sliding table, and the finished product taking and placing device comprises a second overturning sucker frame and a second sucker device.

Further, the swing amplitude of the first suction cup device and the second suction cup device is 0-90 degrees.

Furthermore, a blowing cleaning device is arranged on the beam to timely clean dust and debris on the processing table top.

Further, the utility model provides a numerical control machining center still includes and is used for rightly the work or material rest positioner that the work or material rest device advances line location.

The utility model also provides an unloading method in the automation of above-mentioned numerical control center, it includes:

blanking of a first blank: a blank taking and placing end of the automatic material taking and replacing device absorbs the blank and places the blank on a processing platform at a material replacing position;

processing a blank: the numerical control machine tool processes the blank placed on the processing platform;

feeding the next blank: in the process of processing the blank, the blank taking and placing end of the automatic material taking and replacing device picks up the next blank from the material rack device and moves to a material replacing position;

finished product feeding and next blank blanking: after the blank is processed, a finished product part is picked up from the processing platform by a finished product picking and placing end of the automatic material taking and replacing device, and the next blank is placed on the processing platform by the blank picking and placing end;

blanking of finished material parts: and in the process of processing the next blank by the numerical control machine tool, the finished product taking and placing end of the automatic material taking and changing device discharges the finished product material piece to a finished product groove or a finished product conveying line of the material rack device.

Furthermore, the processing platform can reciprocate between the processing position and the material changing position so as to conveniently realize blank blanking and finished product material loading.

Specifically, the material loading and unloading positions of the processing station, the material changing position and the material rack device are sequentially arranged.

Furthermore, the overturning direction of the blank taking and placing end when overturning and blanking to the processing platform is the same as the direction of taking and overturning of the finished product taking and placing end from the processing platform, so as to avoid the interference between the next blank to be blanked and the finished product material.

The turning angle of the blank taking and placing end and the finished product taking and placing end is 0-90 degrees.

Compared with the prior art, the utility model provides a take numerical control machining center of automatic unloading of going up has following advantage:

the automatic material taking and changing device is erected on the machine tool body of the numerical control machine tool, so that the internal space of the machine tool is not occupied, the automatic material taking and changing device realizes material taking of the next blank and material discharging of finished products under the condition that the numerical control machine tool is in a processing running state, and the processing efficiency is higher;

the material rack device is independent of a numerical control machine tool and does not interfere with the processing platform, so that the processing platform is not overloaded, the controllability of the precision of the plate, particularly the large-size glass plate, is favorable for improving, and the processed plate can be replaced more quickly and conveniently outside the machine;

meanwhile, the material rest is independent of the numerical control machine tool, so that the problem that large-size processed plates need to be manually conveyed to a machine tool is solved, and the material rest is suitable for processing large-size, especially oversized glass plates;

automatic get the device of reloading and put end and blank through the symmetry setting finished product and get and put the end, and two get put the end and only need swing at 90 degrees within ranges can realize getting the blowing to can not produce and interfere each other, not only improve numerical control machining center's security and reloading efficiency, the unit production can be fast switch over with production line production can the expansibility strong, has also reduced the occupation space of automatic taking device of reloading moreover.

Drawings

FIG. 1 is a schematic view of the overall structure of a numerical control machining center with automatic loading and unloading functions provided by the present invention;

fig. 2 is a schematic structural view of a material taking and placing device of the numerical control machining center shown in fig. 1.

The reference numerals illustrate:

101. an X transverse axis; 102. a platform moving member; 103. a Z-direction shaft system; 104. y-direction shafting; 105. A first Z-direction shaft system; 106. a second Z-axis; 107. a first pick-and-place swing mechanism; 108. a second picking and placing swing mechanism; 201. a machine tool body; 202. a processing platform; 203. positioning a jig; 204. processing the electric spindle; 205. a cross beam; 206. a Y-direction sliding table; 207. a first lifting sliding table; 208. a second lifting sliding table; 301. a cleaning device; 302. a rack positioning device; 303. a rack device; 304, a blank; 305. finished product material parts; 306. a finished product conveying line; 307. a first overturning suction disc frame; 308. and a second turnover suction cup frame.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1, the utility model provides a numerical control machining center with automatic feeding and discharging, which comprises a numerical control machine, an automatic material taking and changing device with a blank taking and placing end and a finished product taking and placing end, and a material rack device;

the material rack device 303 is independent of the numerical control machine tool, is located behind the numerical control machine tool, and combines the directions shown in the figure.

The automatic material taking and replacing device is erected on a machine tool body of the numerical control machine tool and moves back and forth relative to the machine tool body. The automatic material taking and replacing device comprises a blank taking and placing end and a finished product taking and placing end, wherein the blank taking and placing end and the finished product taking and placing end reciprocate between a material replacing position and an upper material level and a lower material level of the material rack device 303.

Specifically, referring to fig. 1, the numerical control machine tool in this embodiment is a fixed beam gantry type numerical control milling machine tool, and further includes a cross beam 205 and a processing platform 202 with a positioning fixture 203, which is arranged on the machine tool body 201; an X-direction transverse shaft system 101 is arranged on the cross beam 205, a Z-direction shaft system 103 with a Z-direction sliding table is arranged on the sliding table of the X-direction transverse shaft system 101, and a machining electric spindle 204 is arranged on the Z-direction sliding table. Specifically, the beam 205 is a gantry beam, the processing platform 202 is a mobile processing platform, of course, the processing platform 202 may also be a fixed processing platform, the processing station and the material changing station of the numerical control processing center are respectively disposed on two sides of the beam 205, and the material rack device 303 and the automatic material taking and changing device are both located on the same side of the beam 205.

Referring to fig. 1 again specifically, the automatic material taking and replacing device is disposed at the rear side of the machine tool bed 201, and is located at the same side of the cross beam 205 as the material rack device 303, and the cross beam 205 is provided with an air blowing cleaning device 301.

As shown in fig. 1 and fig. 2, the above-mentioned automatic material taking and replacing device is a truss type material taking and replacing device, which includes a Y-axis 104 erected on a machine bed 201 and a Y-sliding table 206 arranged on the Y-axis 104; the Y-axis 104 is arranged in a direction parallel to a connecting line from the machining position to the material changing position.

The Y-axis system 104 is higher than the processing plane of the processing platform 202, and the Y-sliding table 206 is provided with a cantilever parallel to the X-axis system 101;

the blank taking and placing end is arranged on the cantilever through a first lifting sliding table 207 and the finished product taking and placing end is arranged on the cantilever through a second lifting sliding table 208, and the first lifting sliding table 207 and the second lifting sliding table 208 are sequentially arranged along the extension direction of the Y-direction shaft system 104 and are symmetrical relative to the cantilever;

the first lifting sliding table 207 and the second lifting sliding table 208 move horizontally and vertically relative to the processing platform 202; the first lifting sliding table 207 is provided with a blank taking and placing end, and the second lifting sliding table 208 is provided with a finished product taking and placing end; the blank taking and placing end comprises a first taking and placing swing mechanism 107 arranged on the first lifting sliding table 207 and a blank taking and placing device arranged on the first taking and placing swing mechanism 107, and the blank taking and placing device comprises a first overturning sucker frame 307 and a first sucker device; the finished product taking and placing end comprises a taking and placing swing mechanism 108 and a finished product taking and placing device which are arranged on the second lifting sliding table 208, and the finished product taking and placing device comprises a second overturning sucker frame 308 and a second sucker device; the amplitude of oscillation of the first and second suction cup means is 0-90 deg..

The following will explain in detail the automatic feeding and discharging process of the numerical control machining center with automatic feeding and discharging provided by the present invention with reference to the specific structure shown in fig. 1 and 2.

Feeding a first blank:

when the numerical control machine tool starts to process, the first lifting sliding table 207 and the second lifting sliding table 208 of the automatic material taking and changing device move upwards to limit points; moving the slide table 206 in the Y direction to above the blank reclaiming point; the cleaning device 301 on the cross beam 205 cleans the surface of the processing platform 202 with the positioning fixture 203, and the processing platform 202 is then moved to the material changing position by the platform moving member 102.

After the first lifting slide table 207 moves downwards to a designated position, the first suction tray on the first turnover suction tray frame 307 sucks the first sheet blank, then moves upwards to the highest point, and the Y-direction slide table 206 moves towards the material changing position to a designated position for waiting.

Blanking of a first blank:

after receiving a blanking signal, after the first lifting sliding table 207 starts to descend to a safe position, the first picking and placing swing mechanism 107 swings and enables the blank 304 on the first overturning suction cup frame 307 to move to be parallel to the processing platform 202, the first picking and placing swing mechanism 107 then moves downwards along with the first lifting sliding table 207 until the blank 304 is located above the processing platform 202, the distance between the blank 304 and the surface of the processing platform 202 is controlled to be 1mm-3mm, the positioning jig 203 positions the blank 304, a vacuum adsorption device on the processing platform 202 is started and tightly adsorbs the blank 304, the first lifting sliding table 207 moves upwards to a highest point, the first picking and placing swing mechanism 107 resets, and the numerical control machine tool starts to process the blank.

The cycle process of next blank feeding, finished product part feeding, next blank discharging and finished product part discharging is as follows:

loading the next blank, moving the Y-direction sliding table 206 to the loading and unloading position of the material rack device 303, taking the first blank 304 down by the first lifting sliding table 207, and moving the first blank to a safe position;

finished material part feeding, after the last blank is machined and the surface is cleaned, the Y-direction sliding table 206 is moved to a material changing position, then the second lifting sliding table 208 moves downwards until the finished material part feeding is completed, and then the finished material part feeding is turned over and returned to a safe position;

blanking the next blank: the first lifting sliding table 207 moves downwards, the first taking and placing swing mechanism 107 enables the first overturning sucker frame 307 to be overturned to be parallel to the machining platform 202, the positioning jig 203 positions a next blank 304, the vacuum adsorption device is started to suck the blank tightly, the first lifting sliding table 207 moves upwards to the highest point of the first Z-direction shaft system 105, the first taking and placing swing mechanism 107 swings to enable the first sucker overturning frame 307 to reset, and the numerical control machine starts to machine the next blank;

the processes of next blank feeding, finished product part feeding, next blank discharging and finished product part discharging are repeated until all blanks in the material rack device 303 are processed.

Blanking process of finished parts:

after the material changing is completed, the second suction cup on the second suction cup turning frame 308 sucks the finished product piece 305, and stays at the highest point of the second Z-direction shaft system 106, and then the Y-direction sliding table 206 moves to the finished product discharging position. The second lift slide 208 descends to the blanking position.

The finished product material 305 of the numerical control machining center can be placed in a finished product groove of the material rack device 303 and also can be placed on a finished product conveying line 306.

Replacement of the material rack device:

and a system controller of the numerical control machining center sends a material rack device replacing signal. The stack lock is unlocked and the stack assembly 303 can be removed from the stack positioner 302 by a manual or automated robot, the next full load of blanks 304 is loaded into the stack positioner 302 and the stack lock is locked for the next cycle of automated processing.

In particular, the above-mentioned blank may be a glass blank, but may of course be other sheet materials that need to be surface-processed.

The utility model provides a numerical control machining center of unloading has been got automatically through setting up automatic reloading device, can realize the material loading to next blank when the blank is processed to the digit control machine tool to can get the material loading of end product material spare and the blanking of blank access end to next blank through finished product material fetching end under the machine tool processing running state, with unloading simultaneously in the time of extremely short, practiced thrift the reloading time, improved reloading efficiency; meanwhile, the material rest device is arranged independently of the machine tool body of the numerical control machine tool, the internal space of the machine tool is not required to be occupied, the structure of the numerical control machining center is more compact, meanwhile, the material rest device is independently arranged outside the numerical control machine tool, and sufficient large-size plate overturning and feeding and discharging space is provided, so that the material rest device is suitable for taking, replacing and machining large-size plates, especially ultra-large-size plates, such as milling and machining of ultra-large-size glass.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims (8)

1. A numerical control machining center with automatic feeding and discharging comprises a numerical control machine, wherein a machining platform (202) is arranged on a machine tool body (201), and the numerical control machining center is characterized by also comprising an automatic material taking and changing device and a material rack device (303);

the material rack device (303) is independent of a numerically-controlled machine tool;

the automatic material taking and replacing device is erected on the machine tool body (201), and comprises a finished product taking and placing end for taking finished product parts from the machining platform (202) and a blank taking and placing end for taking blanks from the material rack device (303);

when the numerical control machine tool is in a processing running state, the blank taking and placing end takes a blank from the material rack device (303), and after the numerical control machine tool finishes the current processing operation, the finished product taking and placing end takes a finished product part from the processing platform (202), and when the next blank is processed, the finished product part is discharged to the material rack device;

the finished product taking and placing end and the blank taking and placing end are respectively and independently controlled.

2. The numerical control machining center according to claim 1, characterized in that the numerical control machine further comprises a cross beam (205), an X-axis transverse shaft system (101) with a sliding table and arranged on the cross beam (205), and a Z-axis shaft system (103) with a Z-axis sliding table and arranged on the sliding table, wherein a machining electric spindle (204) is arranged on the Z-axis sliding table.

3. The numerical control machining center according to claim 2, wherein the automatic material taking and replacing device is a truss type material taking and replacing device, and comprises a Y-direction shaft system (104) erected on a machine tool body (201) and a Y-direction sliding table (206) arranged on the Y-direction shaft system (104);

the Y-direction shaft system (104) is higher than a machining plane of the machining platform (202), and a cantilever parallel to the X-direction shaft system (101) is arranged on the Y-direction sliding table (206);

the extending direction of the cantilever is vertical to the moving direction of the Y-direction sliding table (206);

the blank taking and placing end is arranged on the cantilever through a first lifting sliding table (207) and the finished product taking and placing end is arranged on the cantilever through a second lifting sliding table (208);

the first lifting sliding table (207) and the second lifting sliding table (208) are sequentially arranged along the extension direction of the Y-direction shaft system (104), are symmetrical relative to the cantilever and move horizontally and vertically relative to the machining plane; a blank taking and placing end is arranged on the first lifting sliding table (207), and a finished product taking and placing end is arranged on the second lifting sliding table (208).

4. The numerical control machining center according to claim 2 or 3, wherein the blank taking and placing end comprises a first taking and placing swing mechanism (107) fixed on the first lifting sliding table (207) and a blank taking and placing device arranged on the first taking and placing swing mechanism (107), and the blank taking and placing device comprises a first overturning suction cup frame (307) and a first suction cup device; the finished product taking and placing end comprises a second taking and placing swing mechanism (108) and a finished product taking and placing device, wherein the second taking and placing swing mechanism is fixed on a second lifting sliding table (208), and the finished product taking and placing device comprises a second overturning sucker frame (308) and a second sucker device.

5. The numerically controlled machining center according to claim 4, wherein the amplitude of oscillation of the first and second suction cup devices is 0-90 °.

6. The numerical control machining center according to claim 4, characterized in that a blowing cleaning device (301) is arranged on the cross beam (205).

7. The numerically controlled machining center according to claim 5 or 6, further comprising a stack positioning device (302) to position the stack device (303).

8. The numerical control machining center according to claim 7, wherein the machining platform reciprocates between a machining station and a material changing station.

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