CN114872213A - Rod cutting system - Google Patents
Rod cutting system Download PDFInfo
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- CN114872213A CN114872213A CN202210607615.5A CN202210607615A CN114872213A CN 114872213 A CN114872213 A CN 114872213A CN 202210607615 A CN202210607615 A CN 202210607615A CN 114872213 A CN114872213 A CN 114872213A
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- 238000005520 cutting process Methods 0.000 title claims abstract description 274
- 230000007246 mechanism Effects 0.000 claims abstract description 60
- 238000010892 electric spark Methods 0.000 claims abstract description 13
- 229910003460 diamond Inorganic materials 0.000 claims description 14
- 239000010432 diamond Substances 0.000 claims description 14
- 230000005611 electricity Effects 0.000 claims description 7
- 230000010485 coping Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 238000007599 discharging Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000009713 electroplating Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 235000012431 wafers Nutrition 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/04—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by tools other than rotary type, e.g. reciprocating tools
- B28D5/045—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by tools other than rotary type, e.g. reciprocating tools by cutting with wires or closed-loop blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/0058—Accessories specially adapted for use with machines for fine working of gems, jewels, crystals, e.g. of semiconductor material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/0058—Accessories specially adapted for use with machines for fine working of gems, jewels, crystals, e.g. of semiconductor material
- B28D5/0082—Accessories specially adapted for use with machines for fine working of gems, jewels, crystals, e.g. of semiconductor material for supporting, holding, feeding, conveying or discharging work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/04—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by tools other than rotary type, e.g. reciprocating tools
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The embodiment of the application provides a stick body cutting system, includes: the bar body fixing mechanism is used for fixing the bar body to be cut; the linear cutting mechanism is provided with a single cutting line, and the part of the cutting line used for cutting the bar body in the reciprocating motion is a cutting section; the power feeding mechanism comprises a pulse power supply, the positive electrode of the pulse power supply is connected with the rod body, and the negative electrode of the pulse power supply is connected with the cutting line; the wire cutting mechanism and the rod body fixing mechanism can move relatively, so that the cutting section can cut along the axial direction of the rod body, and the pulse power supply, the cutting section and the rod body form a discharge loop to perform electric spark discharge cutting on the rod body. The cutting that the barred body cutting system of this application embodiment carried out the barred body is compound cutting, both includes the cutting section cutting and includes the electric spark discharge cutting again, and the cutting mode of barred body obtains improving, and cutting efficiency is higher.
Description
Technical Field
The application relates to the technical field of bar cutting, in particular to a bar cutting system.
Background
At present, with the importance and the openness of the society on the utilization of green renewable energy sources, the field of photovoltaic solar power generation is more and more valued and developed. In the field of photovoltaic power generation, conventional crystalline silicon solar cells are fabricated on high quality silicon wafers that are cut from a drawn or cast rod by wire sawing, a wire cutting technique.
The wire cutting technology is an advanced cutting technology in the world at present, and the principle of the wire cutting technology is that a diamond wire moving at a high speed rubs a workpiece to be processed (such as a rod body, sapphire or other semiconductor hard and brittle materials) to cut a square rod, so that the cutting purpose is achieved. Compared with the traditional knife saw blade, grinding wheel and internal circle cutting, the linear cutting technology has the advantages of high efficiency, high productivity, high precision and the like.
The existing rod body cutting system cannot meet the requirements of the photovoltaic industry on silicon chips.
The above information disclosed in the background section is only for enhancement of understanding of the background of the present application and therefore it may contain information that does not form the prior art that is known to those of ordinary skill in the art.
Disclosure of Invention
The embodiment of the application provides a rod cutting system with a novel structure.
The embodiment of the application provides a stick body cutting system, includes:
the bar body fixing mechanism is used for fixing the bar body to be cut;
the linear cutting mechanism is provided with a single cutting line, and the part of the cutting line used for cutting the bar body in the reciprocating motion is a cutting section;
the power feeding mechanism comprises a pulse power supply, the anode of the pulse power supply is connected with the rod body, and the cathode of the pulse power supply is connected with the cutting line;
the wire cutting mechanism and the rod body fixing mechanism can move relatively, so that the cutting section can cut along the axial direction of the rod body, and the pulse power supply, the cutting section and the rod body form a discharge loop to perform electric spark discharge cutting on the rod body.
Due to the adoption of the technical scheme, the embodiment of the application has the following technical effects:
when the linear cutting mechanism and the rod body fixing mechanism move relatively to drive the cutting section to cut along the axial direction of the rod body, the cutting section with negative electrode contacts with the rod body with positive electrode to form a discharging loop. The electric spark discharge can occur at the position of the cutting section of the discharging loop on the rod body, and the electric spark discharge is used for etching and removing the rod body, so that the electric spark discharge cutting is generated. When the cutting section is not in contact with the rod body, the discharge circuit is in a disconnected state, and discharge is not performed. The cutting that the barred body cutting system of this application embodiment carried out the barred body is compound cutting, both includes the cutting section cutting and includes the electric spark discharge cutting, and the cutting mode of barred body obtains improving, and cutting efficiency is higher, and the cutting force requirement to the cutting section of line cutting mechanism is lower, and barred body cutting surface quality is higher.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a cutting schematic of a rod cutting system according to an embodiment of the present application;
FIG. 2 is a schematic view of the rod cutting system shown in FIG. 1;
FIG. 3 is a schematic view of a wire cutting mechanism and a power feed mechanism of a rod cutting system having four cutting segments in accordance with an embodiment of the present application;
FIG. 4 is another angle schematic of FIG. 3;
FIG. 5 is a further schematic view of FIG. 3;
FIG. 6 is a schematic view of a power feed mechanism power feed assembly of the rod cutting system in accordance with an embodiment of the present application;
FIG. 7 is a schematic view of a cutting process for a rod cutting system having a cutting section according to an embodiment of the present application;
FIG. 8 is a schematic view of a bar cutting process of the bar cutting system with two cutting sections according to an embodiment of the present application;
fig. 9 is a schematic view of a cutting process of a bar body by the bar body cutting system having four cutting sections according to the embodiment of the present application.
Reference numerals:
the bar body 11, the cutting line 12, the cutting segment 121,
a pulse power supply 21, a power inlet assembly 22, a power inlet guide wheel 221, a support base 222, a limit base 223,
a wire saw mount 31, a wire saw mount through hole 311, and a cutting wheel 32.
Detailed Description
In order to make the technical solutions and advantages of the embodiments of the present application more apparent, the following further detailed description of the exemplary embodiments of the present application with reference to the accompanying drawings makes it clear that the described embodiments are only a part of the embodiments of the present application, and are not exhaustive of all embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
Example one
As shown in fig. 1 and 2, a rod cutting system according to an embodiment of the present application includes:
the bar body fixing mechanism is used for fixing the bar body 11 to be cut;
a wire cutting mechanism having a single cutting wire 12, the portion of the cutting wire 12 used to cut the stick in the reciprocating motion being a cutting segment 121;
the power feeding mechanism comprises a pulse power supply 21, wherein the positive electrode of the pulse power supply 21 is connected with the rod body 11, and the negative electrode of the pulse power supply 21 is connected with the cutting line 12;
the wire cutting mechanism and the rod fixing mechanism can move relatively, so that the cutting section 121 cuts along the axial direction of the rod 11, and the pulse power supply 21, the cutting section 121 and the rod 11 form a discharge loop to perform spark discharge cutting on the rod 11.
The rod cutting system comprises a rod fixing mechanism, a linear cutting mechanism and a power feeding mechanism. The stick body fixing mechanism fixes the stick body to be cut, the linear cutting mechanism is a single reciprocating cutting line, and the part of the single cutting line cutting the stick body in reciprocating motion is a cutting section. The positive pole of the pulse power supply of the power feeding mechanism is connected with the rod body, and the negative pole of the pulse power supply is connected with the cutting line, so that the cutting section is also connected with the negative pole of the pulse power supply. When the linear cutting mechanism and the rod body fixing mechanism move relatively, and the cutting section cuts along the axial direction of the rod body, the cutting section with negative electrode contacts with the rod body with positive electrode to form a discharging loop. The electric spark discharge can occur at the position of the cutting section of the discharging loop on the rod body, and the electric spark discharge is used for etching and removing the rod body, so that the electric spark discharge cutting is generated. When the cutting section is not in contact with the rod body, the discharge circuit is in a disconnected state, and discharge is not performed. The cutting that the barred body cutting system of this application embodiment carried out the barred body is compound cutting, both includes the cutting section cutting and includes the electric spark discharge cutting, and the cutting mode of barred body obtains improving, and cutting efficiency is higher, and cutting accuracy is higher, and the cutting force requirement to the cutting section of line cutting mechanism is lower, and barred body cutting surface quality is higher.
The traditional diamond wire evolution technology has been generated for a long time, the space for obtaining the effect improvement through the optimization of the processing technology is limited, and the effect improvement capability through another thought is urgently needed. The rod cutting system of the embodiment of the application does not adopt an independent diamond wire evolution mode any longer, but adopts a composite cutting mode in a breakthrough manner. The mode of compound cutting both includes the cutting section cutting and includes the electric spark cutting of discharging, and the discharge effect of compound cutting has the self-sharpening effect to the grit of electroplating diamond wire, and the cutting ability of line of cut can full play for this application embodiment compares with traditional diamond wire cutting, and cutting efficiency is higher, and cutting accuracy is higher.
The traditional diamond wire cutting mode has obvious drum-shaped errors in the process of squaring silicon ingots, so that the dimensional accuracy is lost. In order to avoid the silicon material processing loss caused by the drum-shaped error at the present stage, a certain processing allowance is usually left, so that the material removal amount in the subsequent grinding process is too large, the grinding processing efficiency is influenced, and the economic loss is also caused. The compound cutting's of this application embodiment discharge action has the sharp effect of oneself to the grit of electroplating diamond wire, and the cutting ability of cutting line can full play, and the machining allowance can be kept littleer.
The traditional diamond wire evolution is a rough machining mode for silicon ingot cutting, in order to meet the efficiency requirement, the load on the diamond wire is large, the tension value of the wire is too large, the tension fluctuation is large, and the tension optimization needs to be realized by a method. The compound cutting's of this application embodiment discharge action has sharp effect certainly to electroplating diamond wire's grit, and the cutting ability of cutting line is stronger for require greatly reduced to the tension of cutting line, the tension stability of cutting is better.
The traditional wire cutting process usually uses diamond wires with larger diameter and specification, the wire mark is heavier, although the wire mark is not a main evaluation index in the cutting process, the overlarge wire mark also has influence on the subsequent grinding allowance, and simultaneously, the wire mark influences the yield of the subsequent grinding and slicing processes. The compound cutting's of this application embodiment discharge action has the sharp effect of oneself to the grit of electroplating diamond wire, and the cutting ability of cutting line is stronger, and then makes cutting accuracy higher.
Specifically, as shown in fig. 1, the cutting direction of the cutting segment 121 is perpendicular to the axial direction of the rod 11.
Therefore, the cutting section cuts along the axial direction of the rod body, the rod body can be cut, and a cutting surface and an edge leather are formed.
In practice, as shown in fig. 3, 4 and 5, the wire cutting mechanism comprises:
a wire saw mount 31;
a cutting section corresponds to a pair of cutting wheels 32, the pair of cutting wheels 32 are fixed at the wire saw mounting frame 31 at intervals, and the cutting wire 12 forms a cutting section 121 between the pair of cutting wheels 32;
the cutting wheels 32 are insulated cutting wheels, and as shown in fig. 1, the axial directions of the pair of cutting wheels 32 are perpendicular to the axial direction of the rod 11, and the axial directions of the pair of cutting wheels are perpendicular to the paper surface.
Like this, when the cutting segment cut the barred body, the cutting segment received the effect of power in the axial direction of cutting wheel, and the effect of power that the line direction of walking received at the cutting segment is less, and the line direction of walking of cutting line is influenced minimum to the cutting.
In an implementation, as shown in fig. 1, the power feeding mechanism further includes a power feeding assembly, and the power feeding assembly includes:
the current inlet guide wheel 221 is used for conducting electricity, and the current inlet guide wheel 221 is connected with the negative electrode of the pulse power supply;
the electric feed guide wheel 221 is disposed outside a wire mesh formed by routing the cutting wire 11 of the wire cutting mechanism, and contacts with the cutting wire 12.
The pulse power source may be disposed on a stationary wand cutting system housing. The negative pole of the pulse power supply is connected with the electricity inlet guide wheel, so that the electricity inlet guide wheel can carry negative pole electricity. The wire cutting mechanism does not need to be improved, and only the power feeding guide wheel is arranged on the outer side of a wire net formed by routing the cutting wires and is in contact with the cutting wires.
Specifically, the supporting seat is used for supporting the conductive wheel to rotate.
In the implementation, the electricity-feeding guide wheels correspond to the cutting wheels one by one, and the electricity-feeding guide wheels are conductive to the cutting lines of the cutting wheels corresponding to the electricity-feeding guide wheels.
In an implementation, the rod cutting system further comprises:
a base, on which the bar fixing mechanism is fixed, as shown in fig. 4, the wire saw mounting bracket 31 has a wire saw mounting bracket through hole 311, and the bar fixing mechanism is used for fixing the horizontally placed bar 11 passing through the wire saw mounting bracket through hole 311;
wherein, the wire saw mounting bracket 31 is slidably connected on the base and can slide along the axial direction of the rod body.
The rod fixing mechanism is fixed on the machine base. The stick body passes through the through hole of the wire saw mounting rack and is placed in a horizontal mode, and the stick body fixing mechanism fixes the stick body from two ends of the stick body. The scroll saw mounting frame slides along the axial direction of the rod body to drive the cutting section to perform composite cutting on the rod body along the axial direction of the rod body from one end of the rod body to the other end of the rod body.
In an implementation, as shown in fig. 6, the power feeding mechanism further includes a power feeding assembly 22, where the power feeding assembly 22 includes:
a support base 222 fixed to a side of the wire saw mounting frame opposite the cutting wheel;
the shaft hole reserved in the electric inlet guide wheel 221 is connected with the shaft hole of the mounting shaft pre-fixed to the support seat 222, so that the electric inlet guide wheel can rotate around the mounting shaft;
and a limiting seat 223 mounted at the end of the mounting shaft, wherein the electricity-feeding guide wheel 221 is located between the supporting seat and the limiting seat.
The supporting seat is fixed at the scroll saw mounting bracket with one side that the cutting wheel carried on the back mutually, and the cutting wheel is installed in scroll saw mounting bracket department, has realized that cutting wheel and advance the electric guide pulley and is located the both sides that the scroll saw mounting bracket carried on the back mutually, has reduced the pollution of the powder that the cutting zone produced when cutting silicon rod at cutting wheel place is to advancing the electric guide pulley, advances the electric guide pulley relatively cleanliness factor higher.
In an implementation, the cutting wire is a diamond wire.
Example two
Compared with the first embodiment, the rod cutting system of the embodiment of the application has the following characteristics.
In implementation, the cutting wheels are only one pair and are arranged on the wire saw mounting frame;
the linear cutting mechanism and the rod body fixing mechanism move relatively to drive one section of the cutting section to cut along the axial direction of the rod body.
The cutting system for the rod body is used for cutting the rod body, one section of cutting section is cut once along the axial direction of the rod body, namely, one section of cutting section is cut once, and cutting of one surface is completed. As shown in fig. 7, a bar requires four cuts to complete the evolution of four faces.
EXAMPLE III
Compared with the first embodiment, the rod cutting system of the embodiment of the application has the following characteristics.
In an implementation, the two pairs of cutting wheels are arranged at the wire saw mounting frame;
the linear cutting mechanism and the rod body fixing mechanism move relatively to drive the two cutting sections to cut along the axial direction of the rod body.
The bar body cutting system provided by the embodiment of the application is used for cutting the bar body, and the two cutting sections are cut once along the axial direction of the bar body, namely, the two cutting sections are cut once to finish the cutting of two parallel surfaces. As shown in fig. 8, one bar requires two cuts to complete the evolution of four faces.
Example four
Compared with the first embodiment, the rod cutting system of the embodiment of the application has the following characteristics.
In practice, as shown in fig. 3, 4 and 5, the cutting wheels 32 are provided in four pairs at the wire saw mounting bracket 31;
the four cutting sections are arranged in parallel in pairs to form a # -shape, and the linear cutting mechanism and the rod body fixing mechanism move relatively to drive the four cutting sections to cut along the axial direction of the rod body.
The cutting system for the rod body is used for cutting the rod body, the four cutting sections are cut once along the axial direction of the rod body, namely, the four cutting sections are cut once, and the cutting of the four surfaces is completed. As shown in fig. 9, one bar needs to be cut once to complete the evolution of four faces.
EXAMPLE five
In the bar cutting system according to the first embodiment, the axial direction of the pair of cutting wheels is perpendicular to the axial direction of the bar.
The rod cutting system of embodiment five, the wire cutting mechanism comprising:
a wire saw mounting bracket;
the cutting line is fixed at the position of the wire saw mounting frame at intervals, and the cutting line forms one section of the cutting section between the pair of cutting wheels. That is, the rod cutting system according to the fifth embodiment is not limited to the form in which the axial direction of the pair of cutting wheels and the axial direction of the rod are perpendicular to each other, and the axial direction of the cutting wheels and the axial direction of the rod are not limited to the form in which the axial direction of the pair of cutting wheels and the axial direction of the rod are perpendicular to each other.
In the description of the present application and the embodiments thereof, it is to be understood that the terms "top", "bottom", "height", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
In this application and its embodiments, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. 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 and its embodiments, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise the first and second features being in direct contact, or may comprise the first and second features being in contact, not directly, but via 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 above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
The above disclosure provides many different embodiments or examples for implementing different structures of the application. The components and arrangements of specific examples are described above to simplify the present disclosure. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (10)
1. A rod cutting system, comprising:
the bar body fixing mechanism is used for fixing the bar body to be cut;
the linear cutting mechanism is provided with a single cutting line, and the part of the cutting line used for cutting the bar body in the reciprocating motion is a cutting section;
the power feeding mechanism comprises a pulse power supply, the positive electrode of the pulse power supply is connected with the rod body, and the negative electrode of the pulse power supply is connected with the cutting line;
the wire cutting mechanism and the rod body fixing mechanism can move relatively, so that the cutting section can cut along the axial direction of the rod body, and the pulse power supply, the cutting section and the rod body form a discharge loop to perform electric spark discharge cutting on the rod body.
2. The rod cutting system of claim 1, wherein the wire cutting mechanism comprises:
a wire saw mounting bracket;
the cutting section corresponds to a pair of cutting wheels which are fixed at the position of the wire saw mounting frame at intervals, and the cutting line forms a cutting section between the pair of cutting wheels;
wherein the axial direction of the pair of cutting wheels is perpendicular to the axial direction of the rod body.
3. The bar cutting system of claim 1, wherein the wire cutting mechanism comprises:
a wire saw mounting bracket;
the cutting line is fixed at the position of the wire saw mounting frame at intervals, and the cutting line forms one section of the cutting section between the pair of cutting wheels.
4. The rod cutting system of claim 2, wherein the power feed mechanism further comprises a power feed assembly, the power feed assembly comprising:
the power inlet guide wheel is connected with the negative electrode of the pulse power supply;
the electric feed guide wheel is arranged on the outer side of a wire net formed by cutting wire routing of the wire cutting mechanism and is in contact with the cutting wire.
5. The rod cutting system of claim 4, wherein the current feed rollers are in one-to-one correspondence with the cutting wheels, and the current feed rollers are conductive to the cutting wires of the cutting wheels corresponding thereto.
6. The bar cutting system of claim 4, wherein the cutting wheels are in two pairs disposed at the wire saw mount;
the linear cutting mechanism and the rod body fixing mechanism move relatively, so that the two cutting sections cut along the axial direction of the rod body.
7. The rod cutting system of claim 4, wherein the cutting wheels are in four pairs disposed on the wire saw mount;
the four cutting sections are arranged in parallel two by two to form a # -shaped structure, and the linear cutting mechanism and the rod body fixing mechanism move relatively to cut the four cutting sections along the axial direction of the rod body.
8. The rod cutting system of claim 5, 6 or 7, further comprising:
the scroll saw mounting frame is provided with a scroll saw mounting frame through hole, and the rod body fixing mechanism is used for fixing a horizontally placed rod body penetrating through the scroll saw mounting frame through hole;
wherein, coping saw mounting bracket sliding connection just can slide along the axial direction of barred body on the frame.
9. The rod cutting system of claim 8, wherein the power feed assembly further comprises:
the supporting seat is fixed on one side of the wire saw mounting frame, which is opposite to the cutting wheel; the shaft hole reserved in the electricity inlet guide wheel is connected with the shaft hole of the mounting shaft pre-fixed to the support seat, so that the electricity inlet guide wheel can rotate around the mounting shaft;
and the limiting seat is arranged at the end part of the installation shaft, and the electricity inlet guide wheel is positioned between the supporting seat and the limiting seat.
10. The rod cutting system of claim 9, wherein the cutting wire is a diamond wire.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210607615.5A CN114872213A (en) | 2022-05-31 | 2022-05-31 | Rod cutting system |
| PCT/CN2023/097086 WO2023232020A1 (en) | 2022-05-31 | 2023-05-30 | Cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210607615.5A CN114872213A (en) | 2022-05-31 | 2022-05-31 | Rod cutting system |
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| Publication Number | Publication Date |
|---|---|
| CN114872213A true CN114872213A (en) | 2022-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210607615.5A Pending CN114872213A (en) | 2022-05-31 | 2022-05-31 | Rod cutting system |
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| CN (1) | CN114872213A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023232020A1 (en) * | 2022-05-31 | 2023-12-07 | 青岛高测科技股份有限公司 | Cutting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101138869A (en) * | 2007-10-12 | 2008-03-12 | 南京航空航天大学 | Monocrystalline silicon high-efficient composite cutting method and cutting system thereof |
| CN110587840A (en) * | 2019-10-12 | 2019-12-20 | 青岛高测科技股份有限公司 | Diamond multi-wire electric spark discharge cutting method and wire cutting device |
| CN111844490A (en) * | 2019-04-30 | 2020-10-30 | 天通日进精密技术有限公司 | Multi-station squaring equipment and cutting method thereof |
| CN113320038A (en) * | 2021-05-10 | 2021-08-31 | 福州天瑞线锯科技有限公司 | Groined type cutting operation mechanism |
| CN216578651U (en) * | 2021-11-01 | 2022-05-24 | 青岛高测科技股份有限公司 | Cutting device of silicon rod cutting system and silicon rod cutting system |
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2022
- 2022-05-31 CN CN202210607615.5A patent/CN114872213A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101138869A (en) * | 2007-10-12 | 2008-03-12 | 南京航空航天大学 | Monocrystalline silicon high-efficient composite cutting method and cutting system thereof |
| CN111844490A (en) * | 2019-04-30 | 2020-10-30 | 天通日进精密技术有限公司 | Multi-station squaring equipment and cutting method thereof |
| CN110587840A (en) * | 2019-10-12 | 2019-12-20 | 青岛高测科技股份有限公司 | Diamond multi-wire electric spark discharge cutting method and wire cutting device |
| CN113320038A (en) * | 2021-05-10 | 2021-08-31 | 福州天瑞线锯科技有限公司 | Groined type cutting operation mechanism |
| CN216578651U (en) * | 2021-11-01 | 2022-05-24 | 青岛高测科技股份有限公司 | Cutting device of silicon rod cutting system and silicon rod cutting system |
Non-Patent Citations (2)
| Title |
|---|
| 廖慧勇等: "数控加工实训教程", vol. 1, 28 February 2007, 成都：西南交通大学出版社, pages: 305 - 306 * |
| 李璇: "面向硅锭电火花多线切割的均衡放电和同步控制技术研究", 中国优秀硕士学位论文全文数据库信息科技辑, vol. 1, no. 3, pages 135 - 417 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023232020A1 (en) * | 2022-05-31 | 2023-12-07 | 青岛高测科技股份有限公司 | Cutting device |
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