CN112338618A - Wheel type conversion feeding and discharging device and numerical control machine tool - Google Patents

Abstract

The invention discloses a wheel type conversion loading and unloading device, and relates to the field of machine tool machining. The material taking device comprises a cross beam and a material taking device, wherein the material taking device comprises a first moving assembly, a second moving assembly and a rotating mechanism; the first moving assembly is fixed on the cross beam, the second moving machine assembly is connected with the first moving assembly, and the first moving assembly can be used for driving the second moving assembly to move in the horizontal direction; the second moving assembly is connected with the rotating mechanism and can drive the rotating mechanism to move in the vertical direction; the rotating mechanism comprises a rotating rod and a material taking part, the material taking part is fixed on the rotating rod, and the rotating rod can rotate relative to the second moving assembly; the dwang includes two at least fetching surfaces, and the material fetching part is located the fetching surface and is used for getting and putting processed material and/or waiting to process material. This unloader goes up in wheeled conversion work efficiency is high, and is rotatory through the control dwang, gets the material and unloads and can seamlessly combine, saves and goes up unloading time, is fit for large-scale processing production, has saved the cost of labor.

Description

Wheel type conversion feeding and discharging device and numerical control machine tool

Technical Field

The invention relates to the technical field of machine tool machining, in particular to a wheel type conversion loading and unloading device and a numerical control machine tool.

Background

Along with the progress of science and technology, the updating and upgrading speed of electronic products is gradually increased, intelligent electronic products are more and more widely popularized in global markets, display panels of intelligent equipment such as smart phones, tablet computers and notebook computers are liquid crystal screens with glass panels, the glass panels are high in hardness and are generally machined by machine tools, and the machining precision requirement is high.

Most of the existing glass panels are manually loaded and unloaded in the processing process, the glass panels are manually conveyed to a processing base, the loading and unloading speed is low, the production efficiency is low, the labor cost is high, workers are easily scratched by glass, and large-scale continuous production is difficult; meanwhile, the labor intensity of manual feeding and discharging is high, errors are caused in the position prevention of the glass panel during subsequent processing, and the yield is low; the existing small amount of glass panel processing enterprises also adopt the mechanical arm to carry out feeding and discharging, and the existing mechanical arm has the defects that: the manipulator is far away from the material trolley, the material taking is slow, and the machined materials and the materials to be machined cannot be taken and placed at the same time, so that the production efficiency is low; secondly, the existing manipulator and the processing assembly are arranged on the same side, and the processing base cannot move on the workbench, so that the operation space is limited when workers perform manual operation; when the flexible machining tool is used, the machined part and the machined part to be machined are located on the same side and are influenced by the machining environment of the machine tool, the fault rate is high, the operating space of workers is occupied, the workers operate the machine tool inconveniently, and the machine tool is inconvenient to replace machined products and is not beneficial to flexible production.

Disclosure of Invention

The invention aims to solve the problems of the existing feeding and discharging device of the numerical control machine tool, and provides a wheel type conversion feeding and discharging device and the numerical control machine tool, wherein the wheel type conversion feeding and discharging device is reasonable in structure, high in feeding and discharging efficiency, capable of simultaneously taking and placing processed materials and materials to be processed and capable of reducing labor cost.

In order to solve the technical problems, the invention is realized by the following technical scheme:

a wheel type conversion loading and unloading device comprises a cross beam and a material taking device, wherein the material taking device comprises a first moving assembly, a second moving assembly and a rotating mechanism; the first moving assembly is fixed on the cross beam, the second moving machine assembly is connected with the first moving assembly, and the first moving assembly can be used for driving the second moving assembly to move in the horizontal direction; the second moving assembly is connected with the rotating mechanism and can drive the rotating mechanism to move in the vertical direction; the rotating mechanism comprises a rotating rod and a material taking part, the material taking part is fixed on the rotating rod, and the rotating rod can rotate relative to the second moving assembly; the dwang includes two at least fetching surfaces, it is located fetching surface to get the material spare, it can be used to get and put processed material and/or treat the processing material to get the material spare.

Preferably, the first moving assembly comprises a first bracket, a first moving shaft and a first servo motor; the second moving assembly comprises a second bracket, a second moving shaft and a second servo motor; the first support is fixed on the cross beam, and the first servo motor is used for driving the first moving shaft to move in the horizontal direction; the first moving shaft is connected with the second moving shaft, the second servo motor is used for driving the second moving shaft to drive the second support to move in the vertical direction, and the second support is connected with the rotating rod; the rotating mechanism comprises a third servo motor, and the third servo motor is used for controlling the rotating rod to rotate.

Preferably, the material taking part is a vacuum chuck.

Preferably, the number of the material taking surfaces is two, the number of the material taking pieces is multiple, the material taking pieces are respectively arranged on the two material taking surfaces, and the two material taking surfaces are two opposite side surfaces of the rotating rod.

Preferably, a plurality of material of getting are arranged in dwang both ends.

A numerical control machine tool comprises the wheel type conversion loading and unloading device, a workbench and a machining device, wherein a cross beam is fixed on the workbench and divides the workbench into a front workbench and a rear workbench; the wheel type conversion loading and unloading device is positioned on one side of the rear workbench; the processing device is located on one side of the front workbench and used for processing materials.

Preferably, the processing device comprises a processing base, the processing base is movably arranged on the workbench through a third moving assembly, and the processing base is used for positioning and fixing materials.

Preferably, the processing base is a vacuum jig.

Preferably, the third moving assembly comprises a fourth servo motor and a slide rail, and the fourth servo motor is used for driving the processing base to move along the slide rail.

Preferably, the machining device further comprises a fourth moving assembly, a fifth moving assembly and a machining head, the fourth moving assembly is fixed on the cross beam, the fifth moving assembly is connected with the fourth moving assembly, and the fourth moving assembly can drive the fifth moving assembly to move in the horizontal direction; the processing head is connected with a fifth moving assembly, and the fifth moving assembly can drive the processing head to move in the vertical direction.

Preferably, the number of the processing devices is two, and the two processing devices are symmetrically arranged on the workbench.

Preferably, the lower end of the cross beam is provided with a baffle plate, and the baffle plate is used for separating a front workbench from a rear workbench; and a sixth moving assembly is arranged on the cross beam and can be used for controlling the baffle to move in the vertical direction.

Preferably, still include skip, location garage, the location garage sets up in the lower extreme of back workstation, be equipped with the electro-magnet in the location garage, the electro-magnet is used for fixed storage skip, the skip is used for depositing, transports the material.

Preferably, the lower end of the skip car is provided with universal wheels, the upper end of the skip car is provided with a push handle, the side edge of the skip car is provided with guide wheels, and the guide wheels are used for positioning the skip car in the positioning garage.

Compared with the prior art, the invention has the beneficial effects that: this unloader passes through first removal subassembly and drives the motion of second removal subassembly horizontal direction, the second removal subassembly drives rotary mechanism and removes in vertical direction, the dwang includes two at least material levels of getting, it is located the material level of getting to get the material, through rotatory dwang, the control is got the material and put processed material and/or treat the processing material, it goes up unloading efficiency to improve, it is rotatory through the control dwang, it can seamless combination to get the material to unload, save the unloading time, be fit for large-scale processing production, the hand labor cost has been saved.

The numerical control machine tool comprises a workbench, wherein the workbench is divided into a front workbench and a rear workbench by a cross beam, a processing base can slide between the front workbench and the rear workbench, the front workbench and the rear workbench are separated by a baffle arranged at the lower end of the cross beam, and the baffle can move up and down; the front workbench is used for processing materials, the rear workbench is used for taking and placing materials, the structure is reasonable, the processed materials or the materials to be processed are not influenced by the processing environment of the machine tool, and meanwhile, an operation space is left for operators, so that the safety coefficient of production is improved, and flexible production is facilitated; separate processingequipment, extracting device, the easy access, the operation processing of being convenient for have further improved the intellectuality of material processing.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the mechanisms shown in the drawings without creative efforts.

FIG. 1 is a structural diagram of a wheel-type conversion loading and unloading device in an embodiment of the invention;

FIG. 2 is a structural diagram of an assembly of a rotating rod and a material taking part of the wheel-type conversion loading and unloading device in the embodiment of the invention;

FIG. 3 is a structural diagram of a wheel-type conversion loading and unloading device for material taking in an embodiment of the present invention;

FIG. 4 is a block diagram of a numerically controlled machine tool according to an embodiment of the present invention;

FIG. 5 is a block diagram of another view of a numerically controlled machine tool according to an embodiment of the present invention;

FIG. 6 is a structural diagram of a machining base of a numerically controlled machine tool connected to a worktable according to an embodiment of the present invention;

fig. 7 is a structural diagram of a positioning garage of a numerical control machine tool matched with a skip car in the embodiment of the invention;

FIG. 8 is a structural diagram of a skip of a numerically controlled machine tool according to an embodiment of the present invention;

fig. 9 is a structural diagram of a positioning garage of a numerical control machine tool in the embodiment of the invention;

in the figure: 10 is a front workbench, 11 is a rear workbench, 12 is a cross beam, 13 is a baffle, 14 is a sixth moving assembly, 20 is a first servo motor, 21 is a first moving shaft, 22 is a first support, 30 is a second support, 31 is a second moving shaft, 32 is a second servo motor, 40 is a third servo motor, 41 is a rotating rod, 42 is a fixed plate, 43 is a material taking part, 50 is a processing base, 51 is a first sliding rail, 52 is a first positioning reference block, 53 is a second positioning reference block, 54 is a fourth servo motor, 60 is a sixth servo motor, 61 is a fifth servo motor, 62 is a processing head, 70 is a material trolley, 71 is a pushing hand, 72 is a universal wheel, 73 is a guide wheel, 80 is a material, 90 is a positioning garage, 91 is a positioning opening, and 92 is an electromagnet.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, the present application is described in further detail with reference to the accompanying drawings and the detailed description.

In the description of the present application, it is to be understood that the terms "intermediate," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular orientation, and thus should not be construed as limiting the present application. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In addition, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are intended to be inclusive and mean, for example, that there may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example 1:

referring to fig. 1-3, a wheel-type conversion loading and unloading device comprises a beam 12 and a material taking device, wherein the material taking device comprises a first moving assembly, a second moving assembly and a rotating mechanism; the first moving assembly is fixed on the beam 12, the second moving machine assembly is connected with the first moving assembly, and the first moving assembly can be used for driving the second moving assembly to move in the horizontal direction; the second moving assembly is connected with the rotating mechanism and can drive the rotating mechanism to move in the vertical direction; the rotating mechanism comprises a rotating rod 41 and a material taking part 43, the material taking part 43 is fixed on the rotating rod 41, and the rotating rod 41 can rotate relative to the second moving component; the rotating rod 41 comprises at least two material taking surfaces, the material taking part 43 is located on the material taking surfaces, and the material taking part 43 can be used for taking and placing the processed material 80 and/or the material 80 to be processed.

Specifically, the wheel-type conversion loading and unloading device is used for loading and unloading operation of a numerical control machine tool, in the embodiment, the material is a glass panel of an electronic product, such as a glass panel of a mobile phone, a tablet personal computer and a computer; the device comprises a beam 12 and a material taking device, wherein the material taking device comprises a first moving assembly, a second moving assembly and a rotating mechanism; the first moving assembly comprises a first support 22, a first moving shaft 21 and a first servo motor 20, the first support 22 is fixed on the cross beam in the horizontal direction, the first servo motor 20 is located at the end of the first moving shaft 21, the first support 22 is provided with a sliding groove, the first moving shaft 21 is located inside the sliding groove, and the first servo motor 20 is used for driving the first moving shaft 21 to move linearly in the sliding groove in the horizontal direction. The second moving assembly is connected with the first moving assembly, the first moving assembly can drive the second moving assembly to linearly move in the horizontal direction, and the second moving assembly comprises a second support 30, a second moving shaft 31 and a second servo motor 32; specifically, the first moving shaft 21 and the second moving shaft 31 are vertically fixed, the second support 30 is also provided with a chute, the second moving shaft 31 is located inside the chute of the second support 30, the second servo motor 32 is located at the end of the second moving shaft 31, and the second servo motor 32 is used for driving the second moving shaft 31 to drive the second support 30 to linearly move in the vertical direction, so that the first moving assembly and the second moving assembly form a cross sliding structure. The rotating mechanism is connected to the lower end of the second support 30, the rotating mechanism is a key part for taking and placing the material 80, the rotating mechanism comprises a rotating rod 41, a material taking part 43 and a third servo motor 40, the third servo motor 40 is fixedly connected with the lower end of the second support 30, the third servo motor 40 is connected with the rotating rod 41, and the third servo motor 40 is used for controlling the rotating rod 41 to rotate. In this embodiment, the rotating rod 41 is a cylindrical rod, and the rotating rod 41 may also be an elongated rod; the third servo motor 40 is fixed at the middle position of the rotating rod 41 and can be used for driving the rotating rod 41 to rotate at 0-360 degrees.

Specifically, dwang 41 includes two at least and gets the charge level, and it is two to get the charge level in this embodiment, and two are the opposite both sides face of dwang 41 for getting the charge level, and the quantity of getting material piece 43 is a plurality of, and a plurality of receipts are got and are located and get the charge level, get material piece 43 and can be used to get and put processed material 80 and/or wait to process material 80. In a specific embodiment, the rotating rod 41 is a cylindrical rod, the rotating rod 32 is sleeved on the rotating rod 41, the material taking part 43 is fixed on the rotating rod 32, and two opposite side surfaces of the rotating rod 32 are material taking surfaces. Because the loading and unloading device is used on a numerical control machine tool for processing glass panels, the material taking part 43 is a vacuum sucker; third servo motor 40 is fixed in dwang 41 intermediate position, is convenient for get material 43 and can gets a plurality of materials of putting simultaneously, and the both ends of dwang 41 are equipped with two dwang 32 respectively, and certainly also can be more, and an opposite both sides face of a dwang 32 is fixed with two vacuum chuck respectively, consequently, the both ends of dwang 41 are equipped with eight vacuum chuck respectively to be located an opposite both sides face of dwang 32. In another specific embodiment, the rotating rod 41 is an elongated rod with a rectangular cross section, the third servo motor 40 is fixed at the middle position of the rotating rod 41, and the material taking member 43 is directly fixed on two opposite side surfaces of the rotating rod 41.

The working principle of the loading and unloading device is as follows: the first support 22 is fixed on the cross beam 12, the first servo motor 20 is used for driving the first moving shaft 21 to linearly move in the horizontal direction relative to the first moving support, and the first moving shaft 21 is used for driving the second moving assembly to linearly move in the horizontal direction; the second moving shaft 31 is fixedly connected with the first moving shaft 21, the second driving motor is used for driving the second moving shaft 31 to drive the second support 30 to move in the vertical direction, the rotating mechanism is fixed at the lower end of the second support 30, and the rotating mechanism can linearly move along with the second support 30 in the vertical direction; third servo motor 40 drive dwang 41 rotates to the material 43 rotation is got in the drive, because the material is glass panels, gets material 43 and be vacuum chuck, when getting the material, vacuum chuck at first the vacuum apparatus suction, produce the subatmospheric pressure in making the sucking disc, thereby will treat the glass panels of processing and inhale firmly, and can transport by glass panels. When the glass panel to be processed is conveyed to the processing base 50, the glass panel is stably inflated into the vacuum chuck, so that the negative air pressure in the vacuum chuck is changed into zero air pressure or slightly positive air pressure, and the vacuum chuck is separated from the glass panel, thereby completing a feeding task.

This unloader passes through first removal subassembly and drives the motion of second removal subassembly horizontal direction, and the second removal subassembly drives rotary mechanism and removes in vertical direction, and dwang 41 includes two at least fetching surfaces, and fetching material 43 is located fetching surface, and through rotatory dwang 41, the accuse is got material 43 and is got simultaneously and put processed material and/or treat the processing material, improves and goes up unloading efficiency, is fit for large-scale processing production, has saved the hand labor cost.

Example 2:

referring to fig. 1 to 9, a numerical control machine tool includes the wheel-type conversion loading and unloading device in embodiment 1, and further includes a workbench and a machining device, wherein a cross beam 12 is fixed on the workbench, and the cross beam 12 divides the workbench into a front workbench 10 and a rear workbench 11; the wheel type conversion loading and unloading device is positioned on one side of the rear workbench 11; the processing device is fixed on the beam 12, is located on one side of the front table 10, and is used for processing the material 80.

Specifically, the workstation is the cuboid structure, and crossbeam 12 spanes the workstation, and processingequipment is including processing base 50, and processing base 50 is mobilizable the setting on the workstation through the third removal subassembly, and processing base 50 is used for location and fixed material 80. In a specific embodiment, the third moving assembly includes a fourth servo motor 54 and a first slide rail 51, the first slide rail 51 passes through the lower end of the beam 12 and is fixed on the workbench, the processing base 50 is located on the first slide rail 51, the fourth servo motor 54 is used for driving the processing base 50 to move on the first slide rail 51, the processing base 50 moves back and forth on the front workbench 10 and the rear workbench 11 along the first slide rail 51, when the numerical control machine tool is picking and placing the material 80, the processing base 50 is located on the rear workbench 11, when the numerical control machine tool is processing the material 80, the processing base 50 is located on the front workbench 10, the processing device and the material taking device are separated, so that the maintenance and the operation are convenient, and the intelligence of processing the material 80 is further improved.

Specifically, the machining device further comprises a fourth moving assembly, a fifth moving assembly and a machining head 62, wherein the fourth moving assembly is fixed on the cross beam 12 and is connected with the fourth moving assembly, and the fourth moving assembly can drive the fifth moving assembly to move in the horizontal direction; the machining head 62 is connected to a fifth moving assembly, which can move the machining head 62 vertically. In a specific embodiment, the cross beam 12 is provided with a second slide rail and a fifth servo motor 61, and the fifth servo motor 61 can be used for driving the fourth moving assembly to move along the second slide rail in the horizontal direction; be equipped with sixth servo motor 60 on the fifth removal subassembly, sixth servo motor 60 is used for driving the fifth removal subassembly and drives processing head 62 and remove in vertical direction to realize the removal of processing head 62 vertical direction and horizontal direction, thereby reach the purpose of processing material 80.

Specifically, the lower end of the beam 12 is provided with a baffle 13, and the baffle 13 is used for separating the front workbench 10 from the rear workbench 11; the beam 12 is provided with a sixth moving assembly 14, and the sixth moving assembly 14 can be used for controlling the baffle 13 to move in the vertical direction. In a specific embodiment, the sixth moving assembly 14 can be a lifting cylinder, the sixth lifting assembly can also be a seventh servo motor, the sixth moving assembly 14 is used for driving the baffle 13 to move up and down, so that the front workbench 10 and the rear workbench 11 are separated, the front workbench 10 is used for processing the materials 80, the rear workbench 11 is used for taking and placing the materials 80, the structure is reasonable, the processed materials 80 or the materials 80 to be processed are not affected by the processing environment of the machine tool, an operation space is reserved for an operator, the safety factor of production is improved, and flexible production is facilitated.

Specifically, the number of the processing devices is two, that is, the number of the first sliding rail 51, the processing base 50, the fourth moving assembly, the fifth moving assembly and the processing head 62 is two, the two processing bases 50 respectively correspond to two ends of the rotating rod, the two first sliding rails 51 are distributed on the workbench in parallel, the two processing bases 50 can simultaneously discharge, process and take materials, the processing efficiency is improved, and the processing device is applicable to batch processing production. In one embodiment, the processing base 50 is a vacuum fixture to facilitate the fixing of the material 80; the processing base 50 is provided with a first positioning reference block 52 and a second positioning reference block 53, and the first positioning reference block 52 and the second positioning reference block 53 are located on two side edges of the processing base 50 and used for positioning the material 80, reducing processing errors and reducing product reject ratio.

Specifically, the device also comprises a skip car 70 and a positioning garage 90, wherein the skip car 70 is used for storing and transporting materials 80, and the processed materials 80 and the materials 80 to be processed are both stored on the skip car 70; the positioning garage 90 is used for positioning the skip car 70; the positioning garage 90 is arranged at the lower end of the rear workbench 11, and the positioning garage 90 is provided with a positioning opening 91 and an electromagnet 92; the lower end of the skip car 70 is provided with a universal wheel 72, the side edge of the skip car 70 is provided with a guide wheel 73, the skip car 70 enters the positioning garage 90 through the guide wheel 73 along a positioning opening 91, the guide wheel 73 is attached to the inner wall of the positioning garage 90, the electromagnet 92 is electrified and attracted with the skip car 70, and the skip car 70 is fixed in the positioning garage 90 by the electromagnet 92. The upper end of the skip car 70 is also provided with a push handle 71, which is convenient for an operator to push the skip car 70.

The numerical control machine tool has the following working process: an operator fixes the skip car 70 in the positioning garage 90, the loading and unloading device starts to take materials, the first moving assembly and the second moving assembly drive the rotating mechanism to move, the rotating rod 41 drives the material taking part 430 to rotate for 360 degrees, the materials 80 on the skip car 70 are taken, at this time, the processing base 50 is located on the rear workbench 11, the material taking part 43 places the materials 80 on the processing base 50 and performs positioning, after the processing base 50 fixes the materials, the processing base moves to the front workbench 10 along the first sliding rail 51, the baffle 13 moves downwards along the cross beam 12 to separate the front workbench 10 from the rear workbench 11, the fourth moving assembly and the fifth moving assembly drive the processing head 62 to move to process the materials 80, at this time, the loading and unloading device takes the materials to be processed again, the rotating rod 41 is rotated, the materials to be processed are located at the upper end of the rotating rod 41, after the materials 80 on the processing base 50 are processed, baffle 13 is along crossbeam 12 rebound, processing base 50 moves to back workstation 11 along first slide rail 51, dwang 41 rebound, the material 43 of getting of dwang 41 lower extreme will have been processed takes out, rotatory dwang 41 simultaneously, the material location of treating processing with dwang 41 upper end is fixed to processing base 50 on, will place the opposite side of skip 70 with the material that has processed, the realization is got the material, the seamless combination of blowing, the efficiency of unloading is gone up in the improvement, the production is intelligent further improved.

The numerical control machine tool comprises a workbench, wherein the workbench is divided into a front workbench 10 and a rear workbench 11 by a cross beam 12, a processing base 50 can slide between the front workbench 10 and the rear workbench 11, the front workbench 10 and the rear workbench 11 are separated by a baffle 13 arranged at the lower end of the cross beam 12, and the baffle 13 can move up and down; the front workbench 10 is used for processing the materials 80, the rear workbench 11 is used for taking and placing the materials 80, the structure is reasonable, the processed materials 80 or the materials 80 to be processed are not influenced by the processing environment of the machine tool, an operation space is reserved for an operator, the safety factor of production is improved, and flexible production is facilitated.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (10)

1. A wheel type conversion loading and unloading device is characterized by comprising a cross beam and a material taking device, wherein the material taking device comprises a first moving assembly, a second moving assembly and a rotating mechanism; the first moving assembly is fixed on the cross beam, the second moving machine assembly is connected with the first moving assembly, and the first moving assembly can be used for driving the second moving assembly to move in the horizontal direction; the second moving assembly is connected with the rotating mechanism and can drive the rotating mechanism to move in the vertical direction; the rotating mechanism comprises a rotating rod and a material taking part, the material taking part is fixed on the rotating rod, and the rotating rod can rotate relative to the second moving assembly; the dwang includes two at least fetching surfaces, it is located fetching surface to get the material spare, it can be used to get and put processed material and/or treat the processing material to get the material spare.

2. The wheel conversion loading and unloading device according to claim 1, wherein the first moving assembly comprises a first bracket, a first moving shaft, a first servo motor; the second moving assembly comprises a second bracket, a second moving shaft and a second servo motor; the first support is fixed on the cross beam, and the first servo motor is used for driving the first moving shaft to move in the horizontal direction; the first moving shaft is connected with the second moving shaft, the second servo motor is used for driving the second moving shaft to drive the second support to move in the vertical direction, and the second support is connected with the rotating rod; the rotating mechanism comprises a third servo motor, and the third servo motor is used for controlling the rotating rod to rotate.

3. The wheel type conversion loading and unloading device as claimed in claim 1, wherein the material taking member is a vacuum chuck.

4. The wheel type conversion loading and unloading device as claimed in claim 3, wherein the number of the material taking surfaces is two, the number of the material taking parts is multiple, the multiple material taking parts are respectively arranged on the two material taking surfaces, and the two material taking surfaces are two opposite side surfaces of the rotating rod.

5. A numerical control machine tool is characterized by comprising the wheel type conversion loading and unloading device as claimed in any one of claims 1 to 4, a workbench and a machining device, wherein the cross beam is fixed on the workbench and divides the workbench into a front workbench and a rear workbench; the wheel type conversion loading and unloading device is positioned on one side of the rear workbench; the processing device is located on one side of the front workbench and used for processing materials.

6. The numerical control machine tool according to claim 5, wherein the processing device comprises a processing base movably arranged on the workbench through a third moving assembly, and the processing base is used for positioning and fixing materials.

7. The numerical control machine tool according to claim 6, wherein the machining base is a vacuum jig.

8. The numerical control machine tool according to claim 6, wherein the third moving assembly comprises a fourth servo motor and a slide rail, and the fourth servo motor is used for driving the machining base to move along the slide rail.

9. The numerical control machine tool as claimed in claim 5, wherein the processing device further comprises a fourth moving assembly, a fifth moving assembly and a processing head, the fourth moving assembly is fixed on the cross beam, the fifth moving assembly is connected with the fourth moving assembly, and the fourth moving assembly can drive the fifth moving assembly to move horizontally; the processing head is connected with a fifth moving assembly, and the fifth moving assembly can drive the processing head to move in the vertical direction.

10. The numerical control machine tool according to claim 5, characterized in that a baffle is arranged at the lower end of the cross beam and used for separating the front workbench from the rear workbench; and a sixth moving assembly is arranged on the cross beam and can be used for controlling the baffle to move in the vertical direction.

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