CN113172472A - Digit control machine tool with protection machanism - Google Patents
Digit control machine tool with protection machanism Download PDFInfo
- Publication number
- CN113172472A CN113172472A CN202110434785.3A CN202110434785A CN113172472A CN 113172472 A CN113172472 A CN 113172472A CN 202110434785 A CN202110434785 A CN 202110434785A CN 113172472 A CN113172472 A CN 113172472A
- Authority
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- China
- Prior art keywords
- machine tool
- collecting box
- protection mechanism
- protection
- blocking
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- Pending
Links
- 230000004224 protection Effects 0.000 title claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 82
- 230000000903 blocking effect Effects 0.000 claims abstract description 27
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 238000013461 design Methods 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/08—Protective coverings for parts of machine tools; Splash guards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/0064—Devices for removing chips by using a magnetic or electric field
Abstract
The invention provides a numerical control machine tool with a protection mechanism, which comprises a fixed frame, the protection mechanism and a collection mechanism, wherein the fixed frame is arranged on a machine tool body, the protection mechanism comprises at least two blocking parts, a telescopic mechanism used for connecting the blocking parts and a control device used for controlling the movement of the telescopic mechanism, wherein the plurality of telescopic mechanisms are arranged in a staggered way and extend and retract relatively, and when the telescopic mechanisms extend to the maximum threshold value, the plurality of blocking parts are overlapped, and a first gap is arranged between adjacent separation parts, a second gap is arranged between the ends, far away from the telescopic mechanism, of the plurality of separation parts when the telescopic mechanism retracts to the minimum threshold value, and the collecting mechanism is arranged between the machine tool body and the protecting mechanism and is positioned below the fixing frame.
Description
Technical Field
The invention relates to the technical field of machine tools, in particular to a numerical control machine tool with a protection mechanism.
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. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and the parts are automatically machined according to the shape and the size required by the drawing. The numerical control machine tool well solves the problem of complex, precise, small-batch and multi-variety part machining, is a flexible and high-efficiency automatic machine tool, represents the development direction of the control technology of the modern machine tool, is a typical electromechanical integrated product, and simultaneously, in order to ensure the safe use of the numerical control machine tool, a safety protection device can be installed outside the numerical control machine tool, but the existing safety protection device has some defects in the use process. The current digit control machine tool that has safety protection mechanism can produce a large amount of pieces at the during operation, and the piece splashes and can adhere on the observation window on protection casing upper portion, thereby influences the sight easily and causes inconvenience to staff's work to also very difficultly when clearance and collection.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a numerical control machine tool with a protection mechanism so as to solve the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: a numerical control machine tool with a protection mechanism comprises a machine tool body, a protection mechanism arranged on the periphery of the machine tool body, a fixing frame, a protection mechanism and a collection mechanism, wherein the fixing frame is arranged on the machine tool body and is positioned between the protection mechanism and the machine tool body, the protection mechanism comprises at least two separation parts, a telescopic mechanism used for connecting the separation parts and a control device used for controlling the movement of the telescopic mechanism, the plurality of telescopic mechanisms are arranged in a staggered mode and extend and retract relatively, when the telescopic mechanism extends to a maximum threshold value, the plurality of separation parts are overlapped, a first gap is arranged between the adjacent separation parts, when the telescopic mechanism retracts to a minimum threshold value, a second gap is arranged between one ends, far away from the telescopic mechanism, of the plurality of separation parts, the collection mechanism is arranged between the machine tool body and the protection mechanism, is positioned below the fixed frame.
Further, the blocking part comprises a plurality of groups of wire harnesses which are arranged at equal intervals, wherein the wire harnesses are wire curtains formed by combining a plurality of metal wires.
Furthermore, the collecting mechanism comprises a collecting box and a base, the upper part of the collecting box is provided with a guide opening, the bottom of the collecting box is provided with an inward concave groove, the bottom of the base is fixed on the ground, the top of the base is provided with a protruding part, and the protruding part is matched with the groove.
Furthermore, an electromagnet is arranged at the top of the protruding part.
Further, the collecting box is made of copper and/or aluminum.
Furthermore, a baffle is further arranged, the baffle is arranged around the top of the collecting box, and an angle is formed between the baffle and the collecting box.
Through the foregoing disclosure of the invention, compared with the prior art, the invention has the following characteristics:
by applying the technical scheme of the invention, the protection of the visual window on the protection mechanism can be effectively improved, the collection of flying chips and the subsequent taking can be further improved, when the flying chip collecting device is used, the telescopic mechanism of the control device is controlled by the control device to shield the plurality of shielding parts in front of the flying chip splashing range and at the position of the visual window, and when the flying chips are splashed to the shielding parts, the received resistance falls into the containing box.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the guard mechanism structure of the present invention;
FIG. 3 is a schematic view of the protective mechanism of the present invention;
FIG. 4 is a partially enlarged view of the barrier structure of the present invention;
FIG. 5 is a schematic top view of the collection box structure of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1-5, the present invention provides a technical solution: a numerical control machine tool with a protection mechanism comprises a machine tool body, the protection mechanism arranged on the periphery of the machine tool body, a fixing frame 1, a protection mechanism 2 and a collection mechanism 3, wherein the fixing frame 1 is arranged on the machine tool body and is positioned between the protection mechanism and the machine tool body, the protection mechanism 2 comprises three groups of blocking parts 22, a telescopic mechanism 23 used for connecting the blocking parts 22 and a control device 24 used for controlling the movement of the telescopic mechanism 23, the control device 24 comprises a controller arranged outside the protection mechanism and a control unit arranged on the fixing frame 1, the telescopic mechanism 23 can be selectively driven electrically or hydraulically, meanwhile, in the embodiment, the preferred blocking parts 23 adopting three groups of oppositely-inserted blocking parts can effectively block flying scraps in the pre-blocking range of the blocking parts by utilizing the blocking of the blocking parts for multiple groups, so as to ensure that a visual window on the protection mechanism can be protected, wherein, three sets of telescopic mechanism 23 are arranged in a staggered way and extend and retract relatively, and when the telescopic mechanism 23 extends to the maximum threshold value, a plurality of blocking parts 22 are overlapped, and a first gap is arranged between adjacent blocking parts 22, when the telescopic mechanism 23 retracts to the minimum threshold value, a second gap is arranged between one ends of the plurality of blocking parts 22 far away from the telescopic mechanism 23, when in use, when a workpiece can be normally processed, an operator closes the protection mechanism, and the telescopic mechanism 23 extends for a certain length through a controller, and the blocking parts 22 can block flying chips between the blocking parts 22 and the machine tool, then the machine tool is started to operate, when in need of observation, the rotating speed of cutting of the machine tool can be reduced, then the telescopic mechanism 23 is controlled to retract, so that the blocking parts 22 move towards two sides until the operator can smoothly check the processing state of the machine tool through a visual window on the protection mechanism, if all normal, continue with separation portion 22 moves to the center and separates its visual window position, after the processing operation is ended, carry out the return, and collection mechanism 3 sets up between lathe body and protection mechanism, be located the mount 1 below, utilize this design, be in order to can cooperate its the use of separation portion 22, thereby make the flying chip drop downwards through the check of separation portion 22, and collection mechanism 3 is then used for receiving the flying chip that drops to reach the effect of unified storage, make its convenience during follow-up clearance more.
Wherein, furthermore, the blocking part 22 comprises a plurality of groups of wire harnesses 222 which are arranged at equal intervals, wherein, the wire harnesses 222 are wire curtains formed by combining a plurality of metal wires, in this embodiment, the metal wire may be iron, copper, aluminum, stainless steel, etc., and the metal wire is used to ensure that the blocking portion 22 has a certain hardness, when the flying chip naturally droops, the flying chip can be effectively blocked, and meanwhile, the flying chip can not react with the flying chip, and the adoption of the design can also effectively reduce the load of the hanging weight of the telescopic mechanism 23, so that the telescopic rod of the telescopic mechanism can not be bent and deformed after the telescopic mechanism is used for a long time, and the adoption of the design can also facilitate the subsequent cleaning, if flying chips are clamped into the metal wires, the metal wires are brushed up and down by the steel wire brush, and the use cost is low, and the follow-up maintenance is convenient.
In this embodiment, the collecting mechanism 3 comprises a collecting box 31 and a base 32, the upper part of the collecting box 31 is provided with a guide opening, the bottom of the collecting box 31 is provided with an inward concave groove 311, the bottom of the base 32 is fixed on the ground, the top of the base 32 is provided with a convex part 321, and the convex part 321 and the groove 311 are matched with each other; by adopting the design, in order to receive falling flying chips and take the collecting box 31 conveniently later, an electromagnet 33 is optionally further arranged, the electromagnet 33 is arranged at the top of the boss 321, and when the collecting box 31 is used, the electromagnet 33 is controlled to be opened or powered off by an external controller, so that iron chips in the collecting box 31 can be attracted by the electromagnet 33 when an iron workpiece is processed, the collecting box 31 can be taken to be more convenient for cleaning the internal iron chips, and the collecting box 31 can be prevented from being attracted by magnetic force, in the embodiment, the collecting box 31 is made of copper and/or aluminum.
Furthermore, a baffle 34 is also arranged, the baffle 34 is arranged around the top of the collecting box 31, and an angle is formed between the baffle 34 and the collecting box 31; the baffle 34 is used to prevent falling flying debris from falling to the ground and affecting subsequent cleaning thereof.
In order to facilitate taking of collected iron scraps, in this embodiment, a receiving disc 312 is disposed inside the collecting box 31, the receiving disc 312 includes an iron bottom plate 3121, and a surrounding edge 3122 is disposed around the bottom plate 3121, wherein when the receiving disc 312 is disposed inside the collecting box 31, a gap between an outer wall of the surrounding edge 3122 and an inner wall of the collecting box 31 is smaller than 2mm, and a handle 3123 is vertically disposed on a top of the bottom plate 3121.
Wherein, further, in this embodiment, there are also provided a plurality of sets of image capturing devices 4 and a display for receiving and displaying the images captured by the image capturing devices 4, wherein the display is disposed on the periphery of the protection mechanism, and the image capturing devices 4 are disposed on the inner top of the protection mechanism through a mounting base, and it is preferable that the image capturing devices 4 are disposed at a position where the numerically-controlled machine tool processing area can be seen after the blocking portion 22 is opened towards both sides, and it is necessary to be disposed according to the actual situation, and a protective cover 41 is disposed on the periphery of the image capturing devices 4, wherein the protective cover 41 is made of transparent acrylic material, and further, a steel wire mesh body 42 is disposed on the side facing the machine tool body, wherein four corners of the steel wire mesh body 42 are connected with the protective cover 41 through connecting rods, by adopting the design, the operation condition inside the machine tool can be remotely watched through multiple groups of multiple angles without watching through a visible window, the operation precision is further improved, and the separation part 22 is not required to be evacuated from the visible window position of the protection mechanism when the protection mechanism 2 is matched with the protection mechanism, so that the separation part 22 can be ensured to protect the visible window and can be ensured to receive flying-out scrap iron by the collecting device 3 in real time during the operation of the machine tool.
In addition, in order to make the image capturing device 4 more clear, in this embodiment, a light source 43 is further provided, wherein the light source 43 is disposed inside the protective cover 41, and the direction of the light emitted by the light source 43 is consistent with the direction of the target to be captured by the image capturing device 4, through this design, the light assistance for the image capturing device 4 can be facilitated, so as to further improve the image capturing definition, and enable the operator to more optimally control the operation of the machine tool, wherein the image capturing device 4 is a camera capable of rotating 360 °.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, article, or apparatus.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a digit control machine tool with protection machanism, includes the lathe body and sets up the peripheral protection mechanism of lathe body, its characterized in that: is also provided with a device for controlling the flow of the gas,
the fixing frame (1) is arranged on the machine tool body, and is positioned between the protection mechanism and the machine tool body;
a shielding mechanism (2), the shielding mechanism (2) comprising at least two blocking portions (22) and a telescoping mechanism (23) for connecting the blocking portions (22) and a control device (24) for controlling the movement of the telescoping mechanism (23),
the plurality of telescopic mechanisms (23) are arranged in a staggered mode and extend and retract relatively, when the telescopic mechanisms (23) extend to the maximum threshold value, the plurality of blocking parts (22) are overlapped, a first gap is formed between every two adjacent blocking parts (22), and when the telescopic mechanisms (23) retract to the minimum threshold value, a second gap is formed between one ends, far away from the telescopic mechanisms (23), of the plurality of blocking parts (22);
the collecting mechanism (3) is arranged between the machine tool body and the protecting mechanism and is positioned below the fixing frame (1).
2. The numerically controlled machine tool with the protection mechanism according to claim 1, wherein: the blocking part (22) comprises a plurality of groups of wire harnesses (222) which are arranged at equal intervals, wherein the wire harnesses (222) are wire curtains formed by combining a plurality of metal wires.
3. The numerically controlled machine tool with the protection mechanism according to claim 1, wherein: the collecting mechanism (3) comprises a collecting box (31) and a base (32), wherein a guide opening is formed in the upper portion of the collecting box (31), an inward concave groove (311) is formed in the bottom of the collecting box (31), the bottom of the base (32) is fixed to the ground, a protruding portion (321) is formed in the top of the base (32), and the protruding portion (321) is matched with the groove (311).
4. The numerically controlled machine tool with the protection mechanism according to claim 3, wherein: an electromagnet (33) is further arranged, and the electromagnet (33) is arranged on the top of the protruding portion (321).
5. The numerically controlled machine tool with the protection mechanism according to claim 4, wherein: the collecting box (31) is made of copper and/or aluminum.
6. The numerically controlled machine tool with the guard mechanism according to claim 3 or 5, wherein: the collecting box is characterized by further comprising a baffle (34), wherein the baffle (34) is arranged on the periphery of the top of the collecting box (31), and an angle is formed between the baffle (34) and the collecting box (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110434785.3A CN113172472A (en) | 2021-04-22 | 2021-04-22 | Digit control machine tool with protection machanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110434785.3A CN113172472A (en) | 2021-04-22 | 2021-04-22 | Digit control machine tool with protection machanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113172472A true CN113172472A (en) | 2021-07-27 |
Family
ID=76924351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110434785.3A Pending CN113172472A (en) | 2021-04-22 | 2021-04-22 | Digit control machine tool with protection machanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113172472A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115026348A (en) * | 2022-05-06 | 2022-09-09 | 安徽省三环康乐包装材料有限公司 | Cutting device for packaging material processing and using method thereof |
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| CN115026348A (en) * | 2022-05-06 | 2022-09-09 | 安徽省三环康乐包装材料有限公司 | Cutting device for packaging material processing and using method thereof |
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