CN113954256A - Loading and unloading device of silicon rod cutting system and silicon rod cutting system - Google Patents
Loading and unloading device of silicon rod cutting system and silicon rod cutting system Download PDFInfo
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- CN113954256A CN113954256A CN202111285320.2A CN202111285320A CN113954256A CN 113954256 A CN113954256 A CN 113954256A CN 202111285320 A CN202111285320 A CN 202111285320A CN 113954256 A CN113954256 A CN 113954256A
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 395
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The embodiment of the application provides a feeding and discharging device of a silicon rod cutting system and the silicon rod cutting system. Go up unloader includes: an L-shaped round bar feeding frame; the round bar feeding frame is rotatably connected with the feeding and discharging support frame; the feeding overturning driving device is respectively fixed with the bottom of the feeding and discharging supporting frame and the outer bottom of the round bar feeding frame, and is used for driving the round bar feeding frame to overturn for 90 degrees from the initial position of the round bar feeding frame; and the feeding processing unit is used for controlling the feeding overturning driving device to control the round bar feeding frame to overturn at an accelerated speed, and when the round bar feeding frame overturns to reach a preset angle, the overturning speed of the round bar feeding frame is reduced until the round bar feeding frame overturns to 90 degrees. The silicon rod cutting system comprises the feeding and discharging device. The impact on the silicon rod is small when the silicon rod is loaded.
Description
Technical Field
The application relates to the technical field of silicon rod cutting, in particular to a feeding and discharging device of a silicon rod cutting system and the silicon rod 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 by wire saw from a pulled or cast silicon rod, i.e. wire cutting technique.
The wire cutting technology is an advanced cutting processing 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 silicon rod, 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 silicon rod cutting system cannot meet the requirements of the photovoltaic industry on silicon wafers.
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 feeding and discharging device of a silicon rod cutting system with a new structure and the silicon rod cutting system.
According to a first aspect of embodiments of the present application, there is provided a loading and unloading device for loading a circular silicon rod, including:
an L-shaped round bar feeding frame;
the round bar feeding frame is rotatably connected with the feeding and discharging support frame;
the feeding overturning driving device is respectively fixed with the bottom of the feeding and discharging supporting frame and the outer bottom of the round bar feeding frame, and is used for driving the round bar feeding frame to overturn for 90 degrees from the initial position of the round bar feeding frame;
and the feeding processing unit is used for controlling the feeding overturning driving device to control the round bar feeding frame to overturn at an accelerated speed, and when the round bar feeding frame overturns to reach a preset angle, the overturning speed of the round bar feeding frame is reduced until the round bar feeding frame overturns to 90 degrees.
According to a second aspect of the embodiments of the present application, a silicon rod cutting system is provided, which includes the above-mentioned loading and unloading device.
Due to the adoption of the technical scheme, the embodiment of the application has the following technical effects:
the inside of the L-shaped round bar feeding frame is horizontally arranged on the round bar, the feeding overturning driving device is matched with the feeding processing unit, the L-shaped round bar feeding frame is driven to overturn to 90 degrees in a mode of accelerating firstly and then decelerating, so that the impact of the feeding process on the silicon rod is small, and the silicon rod is protected.
Drawings
Fig. 1 is a schematic diagram illustrating a cutting process of a silicon rod cutting system according to an embodiment of the present disclosure;
fig. 1A is a schematic view of a silicon rod cutting system according to an embodiment of the present application;
FIGS. 1B and 1C are schematic views illustrating the transferring device of the silicon rod cutting system shown in FIG. 1A transferring a round silicon rod from a loading and unloading device to a cutting device;
fig. 2A is a schematic view of a loading and unloading device of a silicon rod cutting system according to an embodiment of the present application;
FIG. 2B is a schematic view of another angle of FIG. 2A;
FIG. 2C is an enlarged view of a portion of FIG. 2B;
fig. 3A, 3B and 3C are schematic views of a transfer device of a silicon rod cutting system according to an embodiment of the present application;
FIGS. 3D and 3E are schematic views of the upper and lower jaw assemblies of the transfer device of FIG. 3A;
FIG. 3F is a schematic view of the end points of the four crystal lines of the silicon rod at the end surface of the silicon rod;
fig. 4A is a schematic view of a cutter head mechanism of a cutting device of a silicon rod cutting system according to an embodiment of the present application;
fig. 4B is a schematic view illustrating that the silicon rod is cut by two cutting head mechanisms of the same cutting device of the silicon rod cutting system according to the embodiment of the present application from top to bottom;
FIGS. 4C and 4D are schematic views showing two fillets formed by one cutting in FIG. 4B being removed from the through hole of the head;
FIG. 4E is a schematic view of the tension wheel assembly of the cutter head mechanism shown in FIG. 4A;
FIG. 4F is a schematic view of the support frame, infeed mechanism, and vertical infeed mechanism of the cutting apparatus shown in FIG. 1A;
FIG. 4G is a schematic view of the silicon rod chuck mechanism and the silicon rod supporting mechanism of the silicon rod cutting system shown in FIG. 1A in cooperation with clamping a silicon rod;
FIG. 4H is a schematic view of the silicon rod support mechanism shown in FIG. 4G;
fig. 5 is a schematic view showing the cooperation of a base, two cutting devices and a flaw-piece unloading device of the silicon rod cutting system according to the embodiment of the present application;
fig. 5A is a schematic view of an edge strip clamping frame of an edge strip unloading device of a silicon rod cutting system according to an embodiment of the present application;
FIG. 5B is a schematic view of the relative position of the hem clamping frame (with cover plates) shown in FIG. 5A prior to clamping of the hem;
FIG. 5C is a schematic view of the combination of the edging clamping frame and the clamping frame movement assembly shown in FIG. 5A to form an edging clamping mechanism;
FIG. 5D is a schematic view of the combination of the bark clamping frame and the cutting device of the silicon rod cutting system shown in FIG. 5A;
fig. 5E is a schematic view illustrating the collection of the flaw-piece by the flaw-piece collecting mechanism of the flaw-piece unloading apparatus of the silicon rod cutting system according to the embodiment of the present application.
Detailed Description
Exemplary embodiments of the present application are described in further detail below with reference to the accompanying drawings.
The silicon rod cutting system of the embodiment of the application is used for vertically cutting a vertically-placed circular silicon rod. The process of cutting the silicon rod is shown in fig. 1, and a round silicon rod is cut twice to form a square rod and four edge skins. Vertically arranged round silicon rods are also referred to as vertical round silicon rods.
As shown in fig. 1A, 1B and 1C, a silicon rod cutting system according to an embodiment of the present application includes:
the machine base 1 is provided with two cutting stations which are arranged in parallel and at intervals;
the two cutting devices 4 are fixed on the machine base 1, and the two cutting devices 4 correspond to the two cutting stations one by one; the cutting device 4 is provided with a diamond wire, the part of the diamond wire used for cutting the silicon rod in motion is a cutting section, the cutting section is a transversely arranged cutting section, and the cutting section is used for cutting the silicon rod vertically placed at a cutting station from top to bottom;
the loading and unloading device 2 is fixed with the base 1; the feeding and discharging device 2 is used for feeding round silicon rods and discharging cut square rods;
the transfer device 3 is arranged on the machine base 1 and is positioned between the two cutting stations; the transfer device 3 is used for transferring the silicon rods loaded by the loading and unloading device 2 to the two cutting stations, and is used for transferring the square rods formed on the two cutting stations to the loading and unloading device 2. Namely, the transfer device is used for transferring the silicon rods and the square rods between the feeding and discharging device 2 and the cutting device 4.
The height direction of the silicon rod cutting system is the Z direction of the silicon rod cutting system, namely the Z direction of the silicon rod cutting system is the vertical direction, the arrangement direction of the two cutting stations is the X direction of the silicon rod cutting system, and the Y direction of the silicon rod cutting system is perpendicular to the X direction and the Z direction of the silicon rod cutting system. Two independent cutting stations are arranged on the base in parallel at intervals, the two cutting stations respectively correspond to one cutting device, and the two cutting stations share one set of loading and unloading device 2, transfer device 3 and flaw-piece unloading device 5. Two cutting stations in the silicon rod cutting system share one feeding and discharging device and one transferring device, so that the silicon rod cutting system has fewer parts and occupies smaller space.
In practice, as shown in fig. 1A, 1B and 1C, the silicon rod cutting system further includes a flaw-piece unloading device 5 for clamping, transferring and collecting a flaw-piece formed by cutting the silicon rod.
In practice, the edging-unloading device 5 comprises:
a flaw-piece clamping mechanism 51;
the flaw-piece collecting mechanism 53 is provided with collecting areas, and the collecting areas correspond to the cutting stations one by one;
the flaw-piece clamping mechanism 51 is used for clamping a flaw-piece formed by cutting a silicon rod at a cutting station, conveying the flaw-piece to be placed in the flaw-piece collecting mechanism, and placing the flaw-piece formed by cutting the same silicon rod in the same collecting area.
Two cutting stations share a flaw-piece clamping mechanism, and the flaw-pieces formed by cutting the two cutting stations are conveyed and placed into the same flaw-piece collecting mechanism. Two cutting stations in the silicon rod cutting system share one edge clamping mechanism and one edge collecting mechanism, so that parts of the silicon rod cutting system are fewer, and the occupied space is smaller.
In practice, as shown in fig. 1A, 1B, 1C, 4A, 4B, 4C and 4D, each cutting device has two cutting head mechanisms 41 arranged oppositely, the cutting head mechanisms 41 have diamond wires and vertical head through holes 411-1, and the cutting segments of the diamond wires and the head through holes 411-1 are arranged in a staggered manner, i.e. do not interfere with each other; the cutting section is a part of a diamond wire used for cutting the silicon rod in motion;
the flaw-piece clamping mechanism is specifically used for clamping the flaw-piece between the two cutting machine head mechanisms 41 through the machine head through hole, and withdrawing the flaw-piece from the machine head through hole 411-1 to take the flaw-piece out of the two cutting machine head mechanisms 41.
The respective components of the silicon rod cutting system will be described below.
The first component part is as follows: structure of base of silicon rod cutting system
The base of the silicon rod cutting system is a basic support and has high rigidity and stability. When the silicon rod cutting system is arranged in a workshop manner, the base of the silicon rod cutting system can be connected with the bases of other systems, so that a complete production line is formed.
The second component part is as follows: structure of feeding and discharging device of silicon rod cutting system
In implementation, as shown in fig. 1A, 2B and 2C, the loading and unloading device 2 of the silicon rod cutting system includes a round rod loading assembly, and the round rod loading assembly includes:
an L-shaped round bar feeding frame 211;
the loading and unloading device further comprises:
the feeding and discharging support frame 23 is rotatably connected with the round bar feeding frame 211;
the feeding overturning driving device is respectively fixed with the bottom of the feeding and discharging supporting frame and the outer bottom of the round bar feeding frame, and is used for driving the round bar feeding frame to overturn for 90 degrees from the initial position of the round bar feeding frame;
and the feeding processing unit is used for controlling the feeding overturning driving device to control the round bar feeding frame to overturn at an accelerated speed, and when the round bar feeding frame overturns to reach a preset angle, the overturning speed of the round bar feeding frame is reduced until the round bar feeding frame overturns to 90 degrees.
Specifically, the value range of the preset angle is greater than or equal to 60 degrees and less than or equal to 85 degrees.
In implementation, the feeding overturning driving device adopts a feeding overturning oil cylinder 216;
the cylinder body of the feeding turnover cylinder 216 is fixed at the bottom of the feeding and discharging support frame, the upper end of a guide rod of the feeding turnover cylinder 216 is fixed with the outer bottom of the round bar feeding frame 211, and the feeding turnover cylinder 216 is used for driving the round bar feeding frame 211 to turn 90 degrees from the initial position of the round bar feeding frame;
the feeding processing unit is specifically configured to reduce the extension speed of the feeding and overturning oil cylinder 211 when the round rod feeding frame 211 is overturned to reach a preset angle, so as to reduce the overturning speed of the round rod feeding frame 211.
In the implementation, as shown in fig. 2A and 2B, the loading and unloading device further includes:
the deceleration approach switch 217 is connected with the feeding processing unit and is fixed at the position where the long arm of the round bar feeding frame turns to a preset angle;
the feeding processing unit is specifically used for adjusting the flow of an oil inlet of the feeding overturning oil cylinder to reduce the overturning speed until the oil inlet is overturned to 90 degrees after receiving the in-place signal of the deceleration approach switch.
The cooperation of speed reduction proximity switch and material loading processing unit through simple structure, has realized that the work or material rest is when the upset is close 90 degrees on the pole, and when the silicon rod upset was close 90 degrees promptly, the reduction of upset speed for the speed when silicon rod upset was to 90 degrees is lower, and is less to the impact of silicon rod, has played the effect of protection silicon rod.
In implementation, as shown in fig. 2A and 2B, the inner side of the short arm of the round bar loading frame 211 is a length measurement reference plane 211-1;
the round bar feeding assembly further comprises:
the round rod supporting mechanism 212 is fixed on the inner side of the long arm of the round rod feeding frame 211 and is used for supporting a horizontally placed round silicon rod when the long arm of the round rod feeding frame 211 is horizontally placed;
the round bar clamping driving device is fixed with the round bar supporting mechanism and the round bar clamping block respectively; the round bar clamping block 213 is used for pushing the round silicon bar on the round bar supporting mechanism to push against the length measurement reference surface 211-1 to clamp and fix under the driving of the round bar clamping driving device;
a clamping block displacement measuring device 215 fixed to the round bar loading frame 211 for measuring the displacement of the round bar clamping block 213;
the feeding processing unit is further used for obtaining the length of the round silicon rod according to the distance between the initial position of the round rod clamping block and the length measuring reference surface and the displacement of the round rod clamping block; the initial position of the round bar clamping block is the position of the round bar clamping block when the round bar clamping driving device extends to the maximum length.
When a round silicon rod needs to be loaded, firstly, an L-shaped round rod loading frame is placed in a mode that a long arm of the round rod loading frame is transversely placed; and then, horizontally placing the round silicon rod on the round rod supporting mechanism for material detection. For the subsequent need for transport and cutting of the silicon rods, the length of the silicon rods needs to be measured. The distance between the position of the length measuring reference plane and the initial position of the round bar clamping block is determined. Under the condition that the material is detected to be material, the round rod clamping block is driven by the round rod clamping cylinder to move from the round rod clamping block to push one side end face of the silicon rod until the end face abuts against the length side beam reference surface, the displacement of the round rod clamping block is measured by the clamping block displacement measuring device, and then the round rod processing unit calculates the length of the round silicon rod.
Specifically, the material detection is performed through a photoelectric switch of the loading and unloading device, which is used for the material detection.
In implementation, the round bar clamping driving device adopts a round bar clamping cylinder 214, a cylinder body of the round bar clamping cylinder 214 is fixed with the round bar feeding frame 211, and the round bar clamping block 213 is fixed at the upper end of a guide rod of the round bar clamping cylinder 214;
the round bar clamping block 213 is used for pushing the round silicon bar on the round bar supporting mechanism to push against the length measurement reference surface 211-1 to clamp and fix under the driving of the round bar clamping cylinder 214; the initial position of the round bar clamping block is the position of the round bar clamping block when the guide rod of the round bar clamping cylinder extends to the maximum length.
In implementation, the feeding processing unit is specifically configured to obtain the length L of the circular silicon rod according to the following relational expression:
L=K-S;
and K is the distance between the initial position of the round bar clamping block and the length measurement reference surface, and S is the displacement of the round bar clamping block.
Therefore, the length of the silicon rod can be obtained quickly and conveniently.
In an implementation, the clamping block displacement measuring device is a tension encoder.
The stretching encoder is used as a clamping block displacement measuring device, is small in structure, convenient to install and matched with the feeding processing unit, can conveniently measure the length of the round silicon rod, and is high in measuring accuracy.
Specifically, as shown in fig. 2A, the loading and unloading device further includes:
two square rod blanking assemblies 22;
wherein, the pole material loading subassembly is two, two pole material loading subassemblies and two square bar unloading subassemblies parallel arrangement.
The circular silicon rod loading process comprises the following steps:
firstly, a long arm of a round bar feeding frame is transversely placed on a feeding and discharging support frame, and a silicon rod is fed onto a round bar support mechanism;
detecting by a photoelectric switch fixed at the round bar feeding frame, sending a material signal, ventilating by a round bar clamping cylinder, and driving a round bar clamping block to rotate and pop up when the round bar clamping cylinder moves; and then, the round bar clamping cylinder continues to drive the round bar clamping block to move, the silicon rod is pushed from one end surface of the silicon rod until the other end surface of the silicon rod props against the round bar clamping cylinder to be clamped and fixed.
And thirdly, the feeding overturning oil cylinder enables the round rod feeding frame to rotate around the shaft by pushing the outer bottom of the round rod feeding frame, when the round rod feeding frame is overturned to the position of the speed reduction proximity switch, the speed reduction proximity switch detects the position, and the flow of an oil inlet of the feeding overturning oil cylinder is adjusted through the feeding processing unit, so that the overturning speed is reduced until the round rod feeding frame is overturned by 90 degrees.
The blanking process of the square rod is as follows:
firstly, erecting a square rod blanking assembly, and vertically placing a cut square rod on the square rod blanking assembly;
and secondly, retracting a blanking overturning oil cylinder of the square rod blanking assembly, and overturning until the square rod blanking assembly reaches a horizontal position.
The third component part: structure of transfer device of silicon rod cutting system
As shown in fig. 1A, 1B, 1C, 3A, 3B and 3C, the transfer device 3 of the silicon rod cutting system includes:
a loading and unloading jaw frame 31;
the upper clamping jaw assembly and the lower clamping jaw assembly are arranged on the same side of the upper and lower clamping jaw frames 31 in parallel at intervals up and down;
and the transfer driving assembly is used for driving the upper clamping jaw assembly to move up and down in the vertical direction relative to the lower clamping jaw assembly and also used for driving the upper clamping jaw assembly and the lower clamping jaw assembly to move up and down synchronously. The upper clamping jaw assembly and the lower clamping jaw assembly move up and down in the vertical direction, namely the Z direction of the silicon rod cutting system.
Specifically, the transfer driving assembly comprises an upper clamping jaw transfer driving device which is respectively fixed with the lower clamping jaw assembly and the upper clamping jaw assembly and drives the upper clamping jaw assembly to move up and down relative to the lower clamping jaw assembly;
lower clamping jaw transports drive arrangement, respectively with go up unloading clamping jaw frame with lower clamping jaw subassembly is fixed and drives lower clamping jaw subassembly, last clamping jaw subassembly with go up clamping jaw transports drive arrangement and moves from top to bottom in step.
Through transporting drive assembly, two functions have been realized, firstly go up the gripper assembly and can make the distance between last gripper assembly and the lower gripper assembly grow by upward movement alone, can also make the distance between last gripper assembly and the lower gripper assembly reset and diminish by downward movement alone. Therefore, when the silicon rod or the square rod is short, the distance between the upper clamping jaw assembly and the lower clamping jaw assembly does not need to be adjusted, and only the lower clamping jaw assembly needs to be used for clamping; when the silicon rod or the square rod is long, the distance between the upper clamping jaw component and the lower clamping jaw component can be kept unchanged, and the upper clamping jaw component and the lower clamping jaw component can be clamped simultaneously; when the silicon rod or the square rod is long, the distance between the upper clamping jaw component and the lower clamping jaw component can be increased, and the silicon rod or the square rod can be stably clamped during transferring. Secondly, the silicon rod or the square rod is clamped by the transfer device, when the silicon rod or the square rod needs to be lifted for rotation, the distance between the upper clamping jaw component and the lower clamping jaw component is kept unchanged, and the silicon rod or the square rod is synchronously moved upwards, namely the clamped silicon rod or the square rod is lifted for transferring the silicon rod or the square rod; after the silicon rod or the square rod is transferred in place, the distance between the upper clamping jaw component and the lower clamping jaw component is kept unchanged, and the silicon rod or the square rod moves downwards synchronously, namely the clamped square rod or the square rod is put down.
In practice, as shown in fig. 3C, the transfer drive assembly comprises:
the cylinder body of the transfer pneumatic-hydraulic cylinder 321 is fixed to the bottom of the feeding and discharging clamping jaw frame 31, and the upper end of a guide rod of the transfer pneumatic-hydraulic cylinder 321 is fixed to the lower clamping jaw assembly;
a gas-liquid converter 322 connected to the transfer gas cylinder 321; the gas entering the gas-liquid converter 322 extrudes hydraulic oil into the transfer gas-liquid cylinder 321 to drive a guide rod of the transfer gas-liquid cylinder 321 to jack up the lower clamping jaw assembly; namely, the upper clamping jaw transfer driving device comprises a transfer gas cylinder 321 and a gas-liquid converter 322;
the cylinder body of the transfer cylinder 323 is fixed with the lower clamping jaw assembly, and the upper end of the guide rod of the transfer cylinder 323 is fixed with the upper clamping jaw assembly; the gas from the gas source entering the transfer cylinder 323 drives the guide rod of the transfer cylinder 323 to jack up the upper clamping jaw assembly; i.e. the lower jaw transfer drive comprises a transfer cylinder 323.
The combination mode of transporting the pneumatic-hydraulic cylinder and transporting the cylinder for transport drive assembly's structure less, can make transfer device's overall structure less.
Specifically, when a short silicon rod is clamped, the transfer cylinder is reset and retracted, and the transfer gas-liquid cylinder extends out; when the short silicon rod of centre gripping, transport the cylinder and stretch out simultaneously with transporting the pneumatic cylinder.
If the length of the silicon rod is more than or equal to 150mm and less than or equal to 400mm, only the lower clamping jaw assembly clamps the round silicon rod before cutting or the square rod after cutting, and then the transfer gas cylinder acts to lift the silicon rod or the square rod for transfer.
When the length of the silicon rod is more than 400mm and less than or equal to 850mm, the distance between the upper clamping jaw assembly and the lower clamping jaw assembly is kept unchanged, and the silicon rod and the square rod jointly participate in clamping the round silicon rod before cutting or the square rod after cutting.
When the length of the silicon rod is larger than 850mm, the upper clamping jaw assembly and the lower clamping jaw assembly jointly participate in clamping the round silicon rod before cutting or the square rod after cutting, wherein the upper clamping jaw assembly can move up and down in the vertical direction of the upper and lower clamping jaw frames under the action of the transfer cylinder, and the upper clamping jaw assembly is suitable for clamping the round silicon rod before cutting or the square rod after cutting with different lengths.
In practice, as shown in fig. 3A, 3D and 3E, the upper jaw assembly and the lower jaw assembly each comprise:
a transfer jaw fixing plate 331;
a left clamping jaw 332-1 and a right clamping jaw 332-2 which are fixed on the front side of the transfer clamping jaw fixing plate 331 and are oppositely arranged, wherein the left clamping jaw 332-1 and the right clamping jaw 332-2 can move close to and away from each other to realize clamping and unclamping; one side of the transfer clamping jaw fixing plate for fixing the left clamping jaw and the right clamping jaw is the front side of the transfer clamping jaw fixing plate;
a silicon rod detection assembly fixed on the front side of the transfer jaw fixing plate 331, wherein a silicon rod detection probe 333 of the silicon rod detection assembly is positioned between the left clamping jaw 332-1 and the right clamping jaw 332-2;
the transfer device further comprises a silicon rod detection processing unit connected with the silicon rod detection component 333; wherein:
the silicon rod detection component is used for keeping a gap between the left clamping jaw 332-1 and the right clamping jaw 332-2 relatively far away from the silicon rod, namely, the silicon rod is not clamped, and when the bottom of the silicon rod is placed on the silicon rod supporting mechanism to rotate, the silicon rod detection probe 333-1 of the silicon rod detection component is kept pressed on the outer peripheral surface of the silicon rod;
the silicon rod detection processing unit is used for obtaining the position of a crystal line of the silicon rod according to the signal of the silicon rod detection probe of the silicon rod detection component and judging whether the silicon rod meets the preset silicon rod standard.
In implementation, the silicon rod detection processing unit is specifically configured to:
under the condition that the number of crystal lines of the silicon rod is less than 4 or more than 4, judging that the silicon rod does not meet the preset silicon rod standard;
in the case where the number of the silicon rods is four, as shown in fig. 3F, four crystal lines of the silicon rod 6 are located in the crystal line end points 61 on the end surface of the silicon rod, and a connection line of every two adjacent crystal line end points 61 forms four cutting straight lines;
when four included angles alpha formed by the four cutting straight lines are greater than or equal to 85 degrees and less than or equal to 95 degrees, the silicon rod is judged to meet the preset silicon rod standard, and cutting can be carried out subsequently;
and judging that the silicon rod does not meet the preset silicon rod standard when any one of four included angles formed by the four cutting straight lines is less than 85 degrees or more than 95 degrees, namely the crystal line of the silicon rod is too inclined. Even after cutting, the square bar cannot be obtained, and cutting is not performed subsequently.
Like this, silicon rod determine module and silicon rod detection and processing unit cooperate, carry out once judgement to whether the silicon rod satisfies predetermined silicon rod standard, have avoided cutting the silicon rod that is not conform to predetermined silicon rod standard, have improved efficiency, have reduced the waste of time.
The silicon rod detection processing unit is also used for:
judging the actual eccentricity of the silicon rod arranged on the silicon rod supporting mechanism relative to the center of the silicon rod supporting mechanism, and adjusting the position of the silicon rod when the actual eccentricity exceeds a preset allowable eccentricity range;
judging the actual inclination of the silicon rod arranged on the silicon rod supporting mechanism, and if the actual inclination exceeds a preset allowable inclination range, manually judging; and (4) judging by manual work, if the actual inclination is actually exceeded and the preset allowable inclination range is exceeded, not cutting.
The above-described processing of the silicon rod inspection unit is performed based on the signal of the silicon rod inspection unit.
In practice, as shown in fig. 3A, 3B and 3C, the transfer device further comprises:
two vertical guide rails 341 vertically arranged in parallel on one side of the transfer jaw fixing plate 331;
two transfer jaw sliding blocks fixed on the back side of the transfer jaw fixing plate 331, wherein the transfer jaw sliding blocks are connected with the vertical guide rail 341 in a sliding manner;
wherein, the guide bar upper end of transporting pneumatic-hydraulic cylinder 321 with lower jaw assembly's transportation clamping jaw fixed plate is fixed, transport cylinder 323 the guide bar upper end with upper jaw assembly's transportation clamping jaw fixed plate is fixed.
The transfer pneumatic-hydraulic cylinder can drive the whole lower clamping jaw assembly to move up and down in the height direction of the upper and lower feeding clamping jaw frames relative to the upper and lower feeding clamping jaw frames. The transfer cylinder can drive the whole clamping jaw assembly to move up and down in the vertical direction relative to the lower clamping jaw assembly.
In implementations, the upper jaw assembly and the lower jaw assembly each further comprise:
the clamping jaw synchronous reverse movement assembly is used for mounting the left clamping jaw and the right clamping jaw with the transfer clamping jaw fixing plate;
the clamping jaw synchronous reverse movement assembly is used for driving the left clamping jaw and the right clamping jaw to synchronously move in a reverse direction to be close to and far away from each other.
Therefore, the silicon rod can be conveniently clamped by the left clamping jaw and the right clamping jaw at the same time, and the silicon rod is loosened at the same time.
Specifically, as shown in fig. 3D and 3E, the jaw synchronized reverse motion assembly includes:
the cylinder body of the transfer clamping jaw cylinder 351 is fixed with the transfer clamping jaw fixing plate 331;
two connecting plates 352, the upper end of the guide rod of the transfer clamping jaw cylinder 351 is fixed with one of the connecting plates;
two racks 353, wherein the racks 353 are respectively fixed on the opposite sides of the two connecting plates 352;
the synchronizing gear 354 is engaged with the two racks 353.
Like this, the silicon rod or square rod is held to realization left clamping jaw and right clamping jaw that can be convenient simultaneously.
In an embodiment, the transfer device further comprises:
the feeding and discharging clamping jaw frame is fixed on the transferring rotating mechanism, and the transferring rotating mechanism is mounted on a base of the silicon rod cutting system and is positioned between two cutting stations of the silicon rod cutting system to move;
the silicon rod cutting system comprises a feeding clamping jaw frame, a transferring rotating mechanism, a feeding clamping jaw frame, a discharging clamping jaw frame, a transferring device and a silicon rod cutting system, wherein the transferring rotating mechanism is used for driving the feeding clamping jaw frame to rotate, is also used for moving between two cutting stations of the silicon rod cutting system along the transverse direction of the silicon rod cutting system and is also used for moving in the Y direction of the silicon rod cutting system, and the Y direction of the silicon rod cutting system is consistent with the front and back directions of the feeding and discharging device, close to and far away from the silicon rod cutting system, of the transferring device.
The transfer rotating mechanism can drive the feeding and discharging clamping jaw frame to rotate and can move between two cutting stations of the silicon rod cutting system, and can drive the feeding and discharging clamping jaw frame to be close to and far away from the feeding and discharging device. Therefore, the silicon rod can be transferred to the cutting station and the square rod formed by cutting can be transferred away from the cutting station. The process of transferring the silicon rod to the cutting station specifically comprises:
turning the upper clamping jaw assembly and the lower clamping jaw assembly to the feeding and discharging device, enabling the upper clamping jaw assembly and the lower clamping jaw assembly to be close to a silicon rod vertically loaded by the feeding and discharging device, clamping the silicon rod and lifting the silicon rod;
retreating and rotating the silicon rod to enable the silicon rod to face one cutting station;
approaching one cutting station in the X direction of the silicon rod cutting system, and putting down and loosening the silicon rod without clamping; completing the transfer of one silicon rod.
The process of transporting away the square bars formed by cutting from the cutting station specifically comprises:
turning the upper clamping jaw assembly and the lower clamping jaw assembly to one of the cutting stations, clamping the square bar formed by cutting and lifting the square bar;
the X direction of the silicon rod cutting system is close to the feeding and discharging device, the square rod discharging component of the feeding and discharging device is arranged, the square rod is placed in the square rod discharging component, the transfer of one square rod is completed, and the discharging is completed by the square rod discharging component subsequently.
Specifically, as shown in fig. 3A, the transfer rotation mechanism mainly comprises a transfer motor, a transfer harmonic reducer, and a rotary base 361. The flexible gear of harmonic reducer ware is being installed simultaneously on the revolving bed 361, and the steel wheel of harmonic reducer ware is installed on last unloading clamping jaw frame, transports the motor like this and makes last unloading clamping jaw frame be stable rotary motion on the revolving bed through transporting harmonic reducer ware, owing to transport harmonic reducer ware and can eliminate reverse clearance for the silicon rod transports the material loading precision and improves greatly. And a rotary drag chain is simultaneously arranged on the rotary seat and used for wiring and piping in rotary motion. The transfer harmonic speed reducer greatly improves the transfer precision of the silicon rod.
The fourth component: structure of structure cutter head mechanism 41 of cutting device of silicon rod cutting system
As shown in fig. 1A, fig. 1B and fig. 1C, each cutting station of the silicon rod cutting system corresponds to one cutting device 4, and in one cutting process of one cutting device, two parallel cutting sections transversely arranged of the cutting device cut the silicon rod from top to bottom to form two edges.
In order to conveniently take out the edge leather after cutting, the structure of a cutting head mechanism of the cutting device is improved. As shown in fig. 4A, 4B, 4C and 4D, the cutting device of the silicon rod cutting system comprises a cutter head mechanism 41, wherein the cutter head mechanism is used for forming a cutting section which is transversely arranged to cut the vertically arranged silicon rod.
The cutter head mechanism 41 includes a jigsaw assembly; the wire saw assembly includes:
the wire saw mounting bracket 411 is provided with a vertical machine head through hole 411-1;
a diamond wire disposed at a positive side of the wire saw mounting bracket 411, wherein a portion of the diamond wire, which is used for cutting the silicon rod during movement, is a cutting segment;
the cutting section and the machine head through hole 411-1 are arranged in a staggered mode, namely, the cutting section and the machine head through hole 411-1 are not interfered with each other, and the machine head through hole 411-1 is used for enabling a flaw-piece clamping jaw mounting column 511 of a flaw-piece clamping frame 51 of the flaw-piece clamping mechanism to enter and exit.
The structure of the curb retaining frame 51 and the curb jaw mounting posts 511 are described in the fifth component below. The cutting section cuts the silicon rod to form a square rod and a flaw-piece, and the flaw-piece needs to be taken out. The process of removing the flaw-piece will be described with reference to fig. 5A, 5B, 5C and 5D:
the mounting column 511 of the edge clamping jaw of the edge clamping frame 51 of the edge clamping mechanism forwards passes through the through hole of the machine head, and the edge clamping mechanism clamps the edge; the edging is then removed from the cutting station with the edging back through the nose through-hole 411-1. During this process, the wire saw mount itself need not be moved. The cutting device has the advantages that the fretsaw mounting frame of the fretsaw component of the cutting machine head mechanism is provided with the machine head through hole, so that the flaw-piece is moved from the cutting station without moving the fretsaw mounting frame, the time is saved, the flaw-piece taking efficiency is improved, the process of moving the flaw-piece from the cutting station is simpler, and the silicon rod cutting system is higher in efficiency.
Specifically, the handpiece through hole 411-1 is a vertically arranged elongated handpiece through hole.
In particular, the wire saw mount is a rigid wire saw mount.
In practice, as shown in fig. 4A, 4B, 4C and 4D, the cutting section is a transversely arranged cutting section and is lower than the through-hole 411-1 of the head.
The cutting machine head mechanism can move from top to bottom to cut the silicon rod. In the process that the cutting machine head mechanism moves from top to bottom, the vertically arranged silicon rod is cut by the horizontally arranged cutting section from top to bottom. After the cutting is finished, the cutting section is lower than the lower end surface of the silicon rod. At this time, in the process that the flaw-piece is moved away from the cutting station through the through-hole of the machine head, the cutting section does not interfere with the moving flaw-piece because the cutting section is lower than the through-hole of the machine head.
In practice, as shown in fig. 4A, the wire saw assembly further comprises:
a driving wheel assembly 412-1 and a lower transition wheel 412-2 which are respectively arranged at the front side of the wire saw mounting frame 411;
a tension wheel assembly 412-3 and an upper transition wheel 412-4 respectively arranged at the front side of the wire saw mounting frame 411;
and the annular diamond wire is wound on the peripheral surfaces of the driving wheel assembly 412-1, the lower transition wheel 412-2, the tension wheel of the tension wheel assembly 412-3 and the upper transition wheel 412-4, the cutting sections are formed at the bottom ends of the driving wheel and the lower transition wheel, and the diamond wire is not interfered with the through hole of the machine head.
The driving wheel assembly is arranged at the lower part of the front side of the wire saw mounting frame. The tension wheel assembly applies tension to the annular diamond wire, so that the annular diamond wire keeps certain tension to effectively cut the silicon rod. The lower transition wheel and the upper transition wheel adjust the direction of the annular diamond wire.
In the implementation, as shown in fig. 4B, 4C and 4D, one cutting station of the silicon rod cutting system corresponds to one cutting device, one cutting device comprises two cutting head mechanisms 41, and the cutting sections of the two cutting head mechanisms 41 are arranged oppositely.
A cutting device has two cutting machine head mechanisms, and the cutting section of two cutting machine head mechanisms sets up relatively, and like this, a cutting device can cut the vertical both sides relative at the silicon rod of cutting station that set up, forms the flaw-piece that two positions carried on the back mutually for cutting efficiency to the silicon rod is higher.
In implementation, two cutting machine head mechanisms of one cutting device are arranged oppositely, namely the cutting machine head mechanism at the side and the cutting machine head mechanism at the opposite side are included. Each of the cutter head mechanisms further comprises:
the cleaning assembly is fixed on the front side of the wire saw mounting frame;
the cleaning assembly is provided with a plurality of cleaning spray heads, the first cleaning spray head is used for cleaning the opposite side and the cutting machine head mechanism on the side, and the second cleaning spray head is used for cleaning the opposite side cutting machine head mechanism.
The cutting head mechanism of this side also can be washd shower nozzle by the first part of the cutting head mechanism of this side, offside cutting mechanism's first part washing shower nozzle and offside cutting head mechanism's second part washing shower nozzle for the cutting head mechanism of this side also receives a plurality of directions and washs the shower nozzle and washs, thereby makes each cutting head mechanism all receive a plurality of directions and washs the shower nozzle and wash, and the cleaning efficiency is high. The cleaning assembly mainly cleans the cutting machine head mechanism on the opposite side and also cleans the cutting machine head mechanism on the side.
In practice, as shown in fig. 4A, the cleaning assembly comprises:
a first lower cleaning assembly 413-1 fixed on the front side of the wire saw mounting frame 411 and located above the driving wheel assembly 412-1, wherein a first part of cleaning nozzles of the first lower cleaning assembly are used for cleaning the driving wheels of the driving wheel assemblies 412-1 of the opposite side and the opposite side of the cutting head mechanism, and a second part of cleaning nozzles are used for cleaning the driving wheels of the driving wheel assemblies of the opposite side of the cutting head mechanism;
and a second lower cleaning assembly 413-2 fixed on the front side of the wire saw mounting frame 411 and located above the lower transition wheel 412-2, wherein a first part cleaning spray head of the second lower cleaning assembly is used for cleaning the lower transition wheels 412-2 of the opposite side and the cutting head mechanism on the same side, and a second part cleaning spray head is used for cleaning the lower transition wheels of the opposite side cutting head mechanism.
The respective cleaning functions are realized by adjusting the orientations of the first part cleaning spray head and the second part cleaning spray head of the first lower cleaning component. The respective cleaning functions are realized by adjusting the orientation of the first part cleaning spray head and the second part cleaning spray head of the second lower cleaning assembly.
In practice, as shown in fig. 4A, the cleaning assembly further comprises:
a first upper cleaning component 413-3 fixed on the front side of the wire saw mounting rack 411 and located above the tension pulley component 412-3, wherein a first part cleaning spray head of the first lower cleaning component is used for cleaning the tension pulleys of the tension pulley components 412-3 of the cutting head mechanisms on the opposite side and the current side, and a second part cleaning spray head is used for cleaning the tension pulleys of the tension pulley components of the cutting head mechanisms on the opposite side;
and a second upper cleaning assembly 413-4 fixed on the front side of the wire saw mounting frame and positioned above the upper transition wheel 412-3, wherein a first part cleaning spray head of the second upper cleaning assembly is used for cleaning the upper transition wheels 412-3 of the opposite side and the cutting head mechanism on the same side, and a second part cleaning spray head is used for cleaning the upper transition wheels of the opposite side cutting head mechanism.
The respective cleaning functions are realized by adjusting the orientation of the first part cleaning spray head and the second part cleaning spray head of the first upper cleaning assembly. The respective cleaning function is realized by adjusting the orientation of the first part cleaning spray head and the second part cleaning spray head of the second upper cleaning assembly.
Specifically, when the silicon rod is vertically placed at the cutting station, the first lower cleaning component and the second lower cleaning component are located at positions outside the silicon rod, namely, the first lower cleaning component and the second lower cleaning component are respectively arranged in a staggered manner with the silicon rod, namely, the first lower cleaning component and the second lower cleaning component do not interfere with each other.
Therefore, the first lower cleaning component and the second lower cleaning component can clean the cutting machine head mechanism on the opposite side and are not blocked by the silicon rod.
Specifically, as shown in fig. 4B, 4C and 4D, the first upper cleaning assembly 413-3 and the second upper cleaning assembly 413-4 are higher than the cut silicon rod.
Therefore, the silicon rod can be cleaned from the upper part of the cut silicon rod, and the cut silicon rod can be cleaned from top to bottom by means of the downward flowing process of the cleaning liquid.
In an implementation, the cutter head mechanism further comprises:
the spraying assembly is fixed on the front side of the wire saw mounting frame; the spraying assembly sprays in the preset preposed spraying time and the spraying process before each cutting;
the spraying assembly is provided with a spraying nozzle, and the spraying nozzle is used for spraying cutting liquid to a cutting seam formed by the silicon rod and the annular diamond wire cutting silicon rod and cooling the cutting seam.
The spray header of the spray component sprays cutting liquid to the cutting seams formed by the silicon rods and the annular diamond wire cutting silicon rods, so that the silicon rods are cut favorably, and the annular diamond wires can be cooled to avoid overhigh temperature.
In practice, as shown in fig. 4A, the spray assembly comprises:
a lower shower assembly 414-1 fixed to the front side of the wire saw mount 411; the lower spray component 414-1 is provided with a plurality of lower spray nozzles which are arranged at intervals up and down, and the plurality of lower spray nozzles of the lower spray component 414-1 are used for spraying cutting seams of the silicon rods cut by the cutting section;
an upper spray assembly 414-2 fixed on the front side of the wire saw mounting bracket 411 and located between the tension pulley assembly 412-3 and the nose through hole 411-1; the upper spray component 414-2 is provided with a plurality of upper spray nozzles arranged at intervals in the transverse direction, and the plurality of upper spray nozzles of the upper spray component are used for spraying the upper end surface of the silicon rod.
When a plurality of lower spray nozzles of the lower spray assembly are arranged above the silicon rod, cutting liquid is sprayed on a cutting seam of the silicon rod cut by the cutting section; when the silicon rod is cut, the annular diamond wire, particularly the cutting section part, is sprayed. The upper spray nozzles of the upper spray assembly spray cutting liquid to the upper end face of the silicon rod, so that cutting is faster, and meanwhile, along with the cutting of the silicon rod by the cutting section from top to bottom, the cutting liquid also flows downwards along the cutting section, so that the annular diamond wire is cooled, and particularly, the cutting section is partially cooled.
Specifically, as shown in fig. 4E, the tension wheel assembly 412-3 is composed of a tension motor 412-31, a speed reducer 412-32, a tension swing rod 412-33 and a tension wheel 412-34, and due to the effect of the speed reducer, the output of large torque by a small motor can be ensured, and the motor cost is saved. And limiting blocks are arranged on two sides of the tension swing rod, so that the tension swing rod can rotate in a certain angle.
In practice, as shown in fig. 4F, the cutting device 4 further comprises:
a support frame 44 for being mounted on the base 1 of the silicon rod cutting system;
the transverse feeding mechanisms 451 correspond to the cutting machine head mechanisms 41 one by one, the cutting machine head mechanisms and the transverse feeding mechanisms 451 corresponding to the cutting machine head mechanisms are fixed, the two cutting sections are arranged oppositely, and the transverse feeding mechanisms 451 are connected with the supporting frames in a sliding mode relatively to drive the two cutting sections to be close to and far away from each other. The transverse feeding mechanism 451 is used for driving the two cutting head mechanisms 41 to move close to and away from each other and adjusting the distance between the cutting sections of the two cutting head mechanisms of the same cutting device.
Like this, under two transverse feeding mechanism's drive, two cutting head mechanisms of same cutting device can be close to and keep away from for the distance between the cutting section of two cutting head mechanisms of same cutting device can be adjusted. Namely, two cutting sections of the same cutting machine head mechanism are arranged in parallel, and the distance between the two cutting sections is adjustable. The beneficial effect brought is that cutting device can be applicable to the cutting to the silicon rod of multiple diameter for cutting device's commonality is very strong.
The transverse feeding mechanism and the vertical feeding mechanism form a feeding mechanism.
In practice, as shown in fig. 4F, the cutting device further comprises:
the vertical feeding mechanisms 452 corresponding to the transverse feeding mechanisms one by one are vertically fixed on the same side of the supporting frame 44 respectively, and the vertical feeding mechanisms 452 and the transverse feeding mechanisms 451 corresponding to the vertical feeding mechanisms are fixed to drive the cutting machine head mechanism to move in the vertical direction;
the two vertical feeding mechanisms 452 are used for driving the two transverse feeding mechanisms to move in the vertical direction, so as to drive the cutting head mechanism to move in the vertical direction.
Therefore, the vertical feeding mechanism can drive the transverse feeding mechanism corresponding to the vertical feeding mechanism to move in the vertical direction, namely the Z direction, and further drive the cutting head mechanism and the cutting section of the cutting head mechanism to move in the vertical direction, namely the Z direction, so that the silicon rod placed vertically is cut from top to bottom in the Z direction, and the cutting head mechanism and the cutting section of the cutting head mechanism are driven to reset after the cutting is completed at each time.
In practice, as shown in fig. 4F, the infeed mechanism includes:
a nut of the wire saw transverse guide rail lead screw is fixed at the vertical feeding mechanism; the guide direction of the guide rail of the wire saw transverse guide rail lead screw is the direction in which the two cutting sections are close to and far away from each other;
the scroll saw transverse sliding plate 451-1 is fixed with the sliding block of the scroll saw transverse guide lead screw and is fixed with the cutting machine head mechanism;
the wire saw transverse driving motor and the wire saw transverse speed reducer are connected to output rotary motion to the wire saw transverse guide rail lead screw;
the scroll saw transverse guide lead screw is used for converting received rotary motion into linear motion of a guide rail of the scroll saw transverse guide lead screw, and the cutting machine head mechanism moves in the transverse direction, namely the X direction, through the sliding block of the scroll saw transverse guide lead screw and the scroll saw transverse sliding plate.
The wire saw transverse guide screw and the wire saw transverse sliding plate realize a transverse feeding mechanism through a simple structure.
In practice, as shown in fig. 4F, the vertical feeding mechanism includes:
the nut of the wire saw vertical guide rail lead screw is fixed at the supporting frame; the guide direction of the guide rail lead screw of the vertical guide rail of the wire saw is the vertical direction from top to bottom, namely the Z direction;
the wire saw vertical sliding plate 452-1 is fixed with a sliding block of the wire saw vertical guide rail lead screw and is fixed with a nut of the wire saw transverse guide rail lead screw;
the wire saw vertical driving motor and the wire saw vertical speed reducer output rotary motion to the wire saw vertical guide rail lead screw;
the scroll saw vertical guide rail screw is used for converting received rotary motion into linear motion of a guide rail of the scroll saw vertical guide rail screw, and the transverse feeding mechanism and the cutting machine head mechanism move in the vertical direction through the sliding block of the scroll saw vertical guide rail screw.
The nut and the support frame of the lead screw of the vertical guide rail of the wire saw are fixed into a whole and are fixed relative to the machine base. The slide block of the lead screw of the vertical guide rail of the fretsaw and the nut of the lead screw of the transverse guide rail of the fretsaw are fixed into a whole. The sliding block of the scroll saw vertical guide rail lead screw, the scroll saw vertical sliding plate and the nut of the scroll saw transverse guide rail lead screw can move in the vertical direction as a whole, so that the transverse feeding mechanism is driven to move in the vertical direction, and the cutting head mechanism and the cutting section of the cutting head mechanism are driven to move in the vertical direction.
In an implementation, the cutting device further comprises:
and the feeding control unit is respectively connected with two wire saw transverse driving motors and two wire saw vertical driving motors of the same cutting device, is used for controlling the distance between the cutting sections of the cutting head mechanism and is also used for controlling the movement of the cutting head mechanism in the vertical direction.
The feed control unit, coping saw horizontal driving motor and coping saw vertical driving motor cooperation have realized that the distance in the transverse direction can be convenient control between the cutting section of two cutting head mechanisms, have also realized that the cutting section of two cutting head mechanisms cuts at the motion of vertical direction, and the cutting is can be controlled promptly.
In practice, as shown in fig. 4F, the vertical feeding mechanism further includes:
a blocking pin 461, a socket of the blocking pin 461 being fixed to an upper portion of a side surface of the support frame 44;
a stop bar 462 transversely fixed to the wire saw vertical slide 452-1;
when the cutting head mechanism moves to the highest position, the plug of the blocking bolt can stretch out to block the blocking strip from moving downwards, and then the vertical sliding plate of the scroll saw and the cutting head mechanism are prevented from moving downwards.
Through the cooperation that blocks the bolt and block the strip, realize coping saw vertical slide downstream through mechanical structure. When the cutting machine head mechanism moves to the highest position, personnel have the requirement of entering maintenance equipment below the cutting machine head mechanism, and the cutting machine head mechanism is likely to accidentally fall down to cause injury to the personnel. The cutting head mechanism is ensured not to accidentally fall by the mechanical barrier which blocks the cooperation of the plug pin and the barrier strip.
Structure of silicon rod chuck mechanism 42
In practice, as shown in fig. 4G, the cutting device comprises a silicon rod chuck mechanism 42, wherein the silicon rod chuck mechanism 42 comprises:
a clip frame 421;
the upper floating head 422 is installed at the chuck frame 421 and is used for pressing the upper end surface of the silicon rod which is vertically placed;
and the flaw-piece supporting frame is connected with the clamping head frame 421 and can extend downwards and reset upwards, is used for extending downwards and supporting the outer peripheral surface of the silicon rod, and is also used for resetting upwards to leave the outer peripheral surface of the silicon rod.
The clamping frame is a mounting base. The upper floating head is used for pressing the upper surface of the silicon rod which is vertically placed, so that the silicon rod is clamped in the vertical direction. During the process of cutting the silicon rod, the upper floating head can be inclined by a preset angle to reduce or resist the stress generated by cutting. In order that the edge skin formed by the cut silicon rod cannot topple, the edge skin supporting bracket is arranged. The flaw-piece supporting frame is connected with the chuck frame and can extend downwards and reset upwards. Like this, after the up end of silicon rod was arranged in to the cutting section, will hold up the flaw-piece support and stretch out downwards and hold up the outer peripheral face at the silicon rod for cutting the silicon rod at the cutting section and forming square rod and flaw-piece, holding up the flaw-piece support and hold up the flaw-piece in the upper end outside, avoid the possibility that the flaw-piece probably takes place to empty. When the kerb is required to be taken away, the kerb supporting frame is reset upwards, the kerb supporting frame is not in contact with the kerb any more, and the kerb can be taken away.
Specifically, the collet is a rigid collet.
Specifically, the chuck frame can move up and down, and the upper floating head is used for pressing the upper end face of the silicon rod which is vertically placed.
Specifically, the upper floating head is mounted on a downward end surface of the clamping head frame.
Therefore, the upper floating head can be conveniently pressed on the upper end surface of the vertically placed silicon rod and can also be conveniently separated from the upper end surface of the cut silicon rod.
In practice, as shown in fig. 4G, the support of the body of the flaw-piece comprises:
the supporting frame mounting piece 423-1 is fixed with the chuck frame;
the device comprises a handrail fixing piece 423-2 and an edge leather handrail 423-3, wherein the edge leather handrail 423-3 is fixed on one side of the handrail fixing piece 423-2, which is far away from the upper floating head, and extends downwards;
and the edge supporting leather driving device is respectively connected with the edge supporting leather bracket mounting part and the supporting rod fixing part and is used for driving the supporting rod fixing part and the edge supporting leather supporting rod to extend downwards and reset upwards.
Specifically, as shown in fig. 4G, the flaw-piece supporting driving device is a flaw-piece supporting driving cylinder 423-4, a cylinder body of the flaw-piece supporting driving cylinder is fixed to the flaw-piece supporting bracket mounting part 423-1, a guide rod of the flaw-piece supporting driving cylinder is fixed to the supporting rod fixing part 423-2, and the guide rod of the flaw-piece supporting driving cylinder stretches and retracts to drive the supporting rod fixing part 423-2 and the flaw-piece supporting rod 423-3 to extend downward and return upward.
The holding rod fixing piece and the flaw-piece holding rod are fixed into a whole and connected with the holding flaw-piece support mounting piece through the holding flaw-piece driving cylinder. The guide rod of the flaw-piece driving cylinder is held up to extend, the rod fixing part and the flaw-piece holding rod extend downwards as a whole, and the flaw-piece holding rod is held up to hold up the outer peripheral surface of the silicon rod. The guide rod of the flaw-piece driving cylinder is held back, the rod fixing part and the flaw-piece holding rod are held back upwards as a whole, and the flaw-piece holding rod is driven to retract upwards to leave the silicon rod.
In operation, as shown in FIG. 4G, four of the edge bark holding rods 423-3 are fixed around one of the holding rod fixing members 423-2.
Like this, two flaw-pieces are held up the pole by four flaw-pieces of a pole mounting and are held up in the outer peripheral face department of silicon rod, and each flaw-piece is held up the pole by two flaw-pieces.
After the cutting section is arranged on the upper end face of the silicon rod which is vertically placed, the flaw-piece supporting rod extends downwards to be supported on the outer peripheral face of the silicon rod. After the single cut is completed, the flaw-piece holding rod retracts upwards, and the two flaw-pieces are removed.
Specifically, as shown in fig. 4G, the silicon rod chuck mechanism further includes:
a collet holder vertical motion assembly 424 fixed to said support frame 44 and located between said two cutter head mechanisms 41;
the chuck frame is connected with the chuck frame vertical motion component, and the chuck frame vertical motion component is used for driving the chuck frame to move up and down in the vertical direction, namely the Z direction, so as to drive the upper floating head to press the upper end face of the vertically placed silicon rod and leave the upper end face of the cut silicon rod.
Structure of silicon rod supporting mechanism 43
In practice, as shown in fig. 4H, the cutting device further includes a silicon rod supporting mechanism 43 for supporting the lower end surface of the silicon rod placed vertically, and the silicon rod supporting mechanism 43 is fixed at the cutting station. The silicon rod support mechanism includes:
a silicon rod support mount 431, the silicon rod support mount 431 being fixed at a base of a silicon rod cutting system; namely, the silicon rod supporting mechanism is fixed at the position of the base corresponding to one cutting station;
and the lower floating head 432 is used for supporting the lower end surface of the vertical silicon rod, and is arranged above the silicon rod supporting and mounting seat 431.
In this way, the lower floating head itself can be inclined at a preset angle to reduce or offset the stress generated by the cutting during the silicon rod being cut. When the cutting section of the cutting machine head mechanism is cut from top to bottom, the stress generated by cutting can be reduced or replaced by the inclination of the lower floating head, so that edge breakage is prevented when the lower part of the silicon rod is cut.
In practice, as shown in fig. 4H, the silicon rod support mechanism further comprises a flaw-piece support assembly comprising:
a driving device for supporting the flaw-piece, which is fixed on the silicon rod supporting installation seat 431 and is arranged at an interval with the lower floating head;
the flaw-piece supporting head 433-1 is used for supporting the position of a flaw-piece formed after the lower end surface of the silicon rod is cut, and the flaw-piece supporting head 433-1 is fixed at the top end of the driving device for supporting the flaw-piece; the driving device for supporting the flaw-piece is used for locking when the silicon rod is cut into the square rod and the flaw-piece so that the flaw-piece supporting head keeps the height and supports the flaw-piece.
The procedure for placing the silicon rod on the silicon rod support means is as follows:
firstly, the flaw-piece supporting head is positioned at an initial position, and the top end of the flaw-piece supporting head positioned at the initial position is lower than the top end of the lower floating head supporting head;
then, the silicon rod is placed on the lower floating head, and the lower floating head supporting heads are supported with the lower end surface of the silicon rod;
then, the flaw-piece supporting head is tightly pushed upwards, and the driving device for supporting the flaw-piece locks the height of the flaw-piece supporting head.
When the cutting section of the cutting machine head mechanism 41 is cut from top to bottom, the floating head is slightly inclined under the drive of the stress generated by cutting, and the flaw-piece supporting head always supports the flaw-piece; therefore, the lower floating head is matched with the edge skin supporting head, the stress generated by cutting is reduced or replaced, and the edge breakage is prevented when the lower part of the silicon rod is cut.
In the implementation, the driving device for supporting the flaw-piece is a cylinder 433-2 for supporting the flaw-piece;
the cylinder body of the flaw-piece supporting cylinder 433-2 is fixed to the silicon rod supporting mounting seat 431, and the guide rod of the flaw-piece supporting cylinder 433-2 is fixed to the flaw-piece supporting head 433-1.
In operation, as shown in FIG. 4H, the lower floating head has three lower floating head support heads 432-1 protruding upward, and the three lower floating head support heads 432-1 are located at the three vertices of a triangle. The three lower floating head support heads are capable of defining a plane such that each of the three lower floating head support heads supports the lower end surface of the silicon rod.
In practice, the upper floating head has three upper floating head pressing heads protruding downwards, and the three upper floating head pressing heads are positioned at three vertexes of a triangle. The three upper floating head pressing heads can determine a plane, so that each of the three upper floating head pressing heads is pressed on the lower end face of the silicon rod.
When the cutting section of the cutting machine head mechanism is cut from top to bottom, the lower floating head is driven by the stress generated by cutting to slightly incline, and the upper floating head can compensate, so that the silicon rod can be stably clamped between the lower floating head and the upper floating head.
In implementation, the number of the side skin supporting assemblies is four, and the four side skin supporting assemblies are positioned at four top points of a rectangle; the two edge skin supporting assemblies are used for supporting one edge skin formed by cutting one silicon rod.
A pair of flaw-piece supporting component can carry out effectual support to a flaw-piece.
In practice, as shown in fig. 4H, the silicon rod supporting mechanism further comprises a silicon rod rotating assembly, the silicon rod rotating assembly comprising:
a silicon rod rotating shaft 434-1, wherein the lower floating head is fixed on the silicon rod rotating shaft 434-1, and the silicon rod rotating shaft 434-1 is rotatably connected on the silicon rod supporting installation seat 431;
and a silicon rod driving motor 434-2 fixed below the silicon rod supporting mount 431 and connected to the silicon rod rotating shaft 434-1 to drive the silicon rod rotating shaft 434 to rotate.
After the first cutting of the silicon rod, two edges are formed and removed, the edge support head is moved downwards to reset. The silicon rod driving motor drives the silicon rod rotating shaft to rotate 90 degrees, and drives the lower floating head and the silicon rod clamped between the lower floating head and the upper floating head to rotate 90 degrees. In order to realize that the silicon rod rotates by 90 degrees, the silicon rod driving motor can actively drive the silicon rod rotating shaft to rotate by 90 degrees, and the silicon rod is passively rotated by 90 degrees to prepare for subsequent second cutting.
The fifth component: structure of flaw-piece unloading device 5 of silicon rod cutting system
As shown in fig. 1A and 5, two cutting devices 4 are fixed on the machine base 1, the cutting devices 4 are used for cutting the silicon rod from top to bottom to form a square rod and a flaw-piece, and the flaw-piece unloading device 5 unloads the flaw-piece.
In practice, as shown in fig. 1A, 5A, 5B, 5C and 5D, the flaw-piece unloading apparatus 5 of the silicon rod cutting system includes:
a flaw-piece clamping mechanism;
a flaw-piece collecting mechanism 53;
the flaw-piece clamping mechanism is used for clamping a flaw-piece formed by cutting a silicon rod into square rods and conveying the square rods to the flaw-piece collecting mechanism 53 for storage.
In implementation, the flaw-piece collecting mechanism 53 is provided with collecting areas, and the collecting areas correspond to cutting stations of the silicon rod cutting system one by one;
the flaw-piece unloading device further comprises a collecting control unit, the collecting control unit is used for controlling the flaw-piece clamping mechanism to clamp the flaw-pieces generated by the cut silicon rods from the cutting stations, the flaw-pieces are conveyed and placed in the flaw-piece collecting mechanism, and the flaw-pieces generated by cutting the same silicon rod are placed in the same collecting area.
According to the flaw-piece unloading device of the silicon rod cutting system, the flaw-piece collecting mechanism is divided into collecting areas, and the collecting areas correspond to the cutting stations of the silicon rod cutting system one by one. Through collecting the control unit, the control flaw-piece fixture is followed each cutting station centre gripping and is being cut the flaw-piece that the silicon rod produced to transport the collection order of placing in the flaw-piece collection mechanism, the flaw-piece that will cut same silicon rod production is arranged in same collection area, has realized promptly that four flaw-pieces that same silicon rod cutting becomes the square stick production are collected in same collection area of flaw-piece collection mechanism, can satisfy follow-up sign of pasting of four flaw-pieces that produce same silicon rod and carry out follow-up management and provide the basis.
Specifically, the silicon rods are coded to form silicon rod codes so as to distinguish the silicon rods. The silicon rod is cut to form a square rod and four edges, and the four edges from the same silicon rod are collected in the same collecting area of the edge collecting mechanism. Therefore, the flaw-pieces placed in the same collecting area are all from the same silicon rod, so that the subsequent flaw-pieces can be conveniently coded, and the coding of the flaw-pieces comprises silicon rod codes and digital codes, such as silicon rod codes-1, silicon rod codes-2, silicon rod codes-3 and silicon rod codes-4.
Structure of the leather holding mechanism 51
In practice, as shown in fig. 5A, 5B, 5C and 5D, the flaw-piece clamping mechanism includes a flaw-piece clamping frame 51, and the flaw-piece clamping frame 51 includes:
a curb jaw mounting post 511;
the top clamping jaw 512-1 and the bottom clamping jaw 512-2 are arranged on the front side of the rubber clamping jaw mounting column 511 in a vertically opposite manner;
at least one of the top clamping jaw 512-1 and the bottom clamping jaw 512-2 is connected with the flaw-piece clamping jaw mounting column in a sliding manner, and can move up and down along the vertical direction, namely the Z direction of the silicon rod cutting system, and one side of the flaw-piece clamping jaw mounting column, on which the top clamping jaw 512-1 and the bottom clamping jaw 512-2 are mounted, is a front side.
The utility model provides a frame is held to the flaw-piece of flaw-piece fixture's flaw-piece clamping mechanism, and flaw-piece clamping jaw erection column is the installation basis of top clamping jaw and bottom clamping jaw. At least one of the top clamping jaw 512-1 and the bottom clamping jaw 512-2 is connected with the mounting column of the side clamping jaw in a sliding way, so that the distance between the top clamping jaw 512-1 and the bottom clamping jaw 512-2 can be adjusted. When the vertical flaw-piece is required to be clamped, firstly, the distance between the top clamping jaw and the bottom clamping jaw is adjusted to be larger than the vertical flaw-piece to be clamped; then, the top clamping jaw and the bottom clamping jaw are positioned at two ends of the vertical edge skin; then, the distance between the top clamping jaw and the bottom clamping jaw is adjusted in the Z direction of the silicon rod cutting system, so that the top clamping jaw and the bottom clamping jaw clamp two end faces of the flaw-piece, and the vertical flaw-piece is clamped in the up-and-down direction.
Specifically, the mounting post for the clamping jaw is a rigid mounting post for the clamping jaw.
In operation, as shown in fig. 5A, 5B, 5C and 5D, the bottom jaw 512-2 is secured to the bottom end of the mounting column 511 of the skinning jaw;
the top clamping jaw 512-1 is connected with the flaw-piece clamping jaw mounting column 511 in a sliding manner, and the top clamping jaw 512-1 can move up and down along the vertical direction, namely the Z direction of the silicon rod cutting system.
The bottom clamping jaw is fixed at the bottom end of the flaw-piece clamping jaw mounting column, the top clamping jaw is slidably mounted at the upper part of the mounting column, and the top clamping jaw and the bottom clamping jaw are oppositely arranged. Like this, the top clamping jaw can be along vertical direction Z direction up-and-down motion of silicon rod cutting system for the distance between top clamping jaw and the bottom clamping jaw can be adjusted. When the vertical flaw-piece is required to be clamped, firstly, the distance between the top clamping jaw and the bottom clamping jaw is adjusted to be larger than the flaw-piece to be clamped, and the bottom clamping jaw bears the lower end face of the vertical flaw-piece; then, the top clamping jaw moves downwards along the Z direction until the top clamping jaw presses the upper end face of the side leather; at this point, the clamping of the side skins has been achieved.
In practice, as shown in fig. 5A, 5B, 5C and 5D, the pelt clamping frame 51 further comprises:
a vertically disposed skin jaw back plate 513;
the flaw-piece clamping jaw sliding plate 514 is arranged on one plate surface of the flaw-piece clamping jaw back plate 513, the connection between the flaw-piece clamping jaw sliding plate 514 and the flaw-piece clamping jaw back plate 513 is sliding connection, the flaw-piece clamping jaw sliding plate can move in the horizontal direction along the flaw-piece clamping jaw back plate, and the moving direction of the flaw-piece clamping jaw sliding plate is consistent with the X direction of a silicon rod cutting system where the flaw-piece unloading device is located;
a fur jaw mounting column fixing plate 515, opposite ends of the fur jaw mounting column fixing plate 515 are fixed to the fur jaw sliding plate 514 and the fur jaw mounting column 511, respectively, so that the fur jaw mounting column 511, the fur jaw mounting column fixing plate 515 and the fur jaw sliding plate 514 are fixed integrally;
the flaw-piece clamping jaw sliding plate 514 moves left and right along the X direction of the silicon rod cutting system to drive the top clamping jaw 512-1 and the bottom clamping jaw 512-2 which are arranged on the flaw-piece clamping jaw mounting column 511 to move left and right along the X direction of the silicon rod cutting system.
The utility model discloses a silicon rod cutting system, including a silicon rod cutting system, a flaw-piece clamping jaw erection column fixed plate and a flaw-piece clamping jaw slide plate, the X direction side-to-side motion that can follow silicon rod cutting system is as a whole to the fixed an organic whole of flaw-piece clamping jaw erection column, flaw-piece clamping jaw erection column fixed plate and flaw-piece clamping jaw slide plate, and then make and install the top clamping jaw and the end clamping jaw that install in same flaw-piece clamping jaw erection column as a whole can be at silicon rod cutting system's X direction side-to-side motion. Therefore, the flaw-piece clamping mechanism can move left and right in the X direction of the silicon rod cutting system, so that the top clamping jaw and the bottom clamping jaw which are installed on the same flaw-piece clamping jaw installation column can be close to a vertical flaw-piece to be clamped in the X direction of the silicon rod cutting system.
In practice, as shown in fig. 5A, 5B, 5C and 5D, there are two of the skinning jaw mounting posts 511, and the front side of each of the skinning jaw mounting posts 511 mounts the top jaw 512-1 and the bottom jaw 512-2;
the two fixing plates 515 for the mounting columns of the side clamping jaws are respectively used for fixing one mounting column 511 for the side clamping jaws;
the two flaw-piece clamping jaw sliding plates 514 are respectively fixed with one flaw-piece clamping jaw mounting column fixing plate 515;
wherein, the positive sides of two said rubber clamping jaw erection columns 511 are arranged oppositely.
Thus, the distances between the top clamping jaw and the bottom clamping jaw which are arranged on the two flaw-piece clamping jaw mounting columns can be adjusted in the X direction of the silicon rod cutting system due to the fact that the front sides of the two flaw-piece clamping jaw mounting columns are arranged oppositely. The clamping device is particularly suitable for clamping two side edges which are opposite in position when the same silicon rod is cut into square rods.
In practice, as shown in fig. 5A, 5B, 5C and 5D, the pelt clamping frame 51 further comprises:
a top clamping jaw Z-direction guide rail 516, wherein each side clamping jaw mounting column 511 is provided with two top clamping jaw Z-direction guide rails 516 which are arranged in parallel; the guiding direction of the top clamping jaw Z-direction guide rail 516 is a vertical direction and is consistent with the Z direction of the silicon rod cutting system;
the Z-direction sliding block of the top clamping jaw is arranged on the back side of the top clamping jaw 512-1;
a Z-direction moving cylinder of the top clamping jaw is fixed at the mounting column 511 of the flaw-piece clamping jaw, and a piston rod of the Z-direction moving cylinder of the top clamping jaw is fixed with the back side of the top clamping jaw;
the Z-direction moving cylinder of the top clamping jaw is used for pushing the top clamping jaw 512-1 to move up and down along the Z-direction guide rail of the top clamping jaw in the vertical direction, namely the Z direction of the silicon rod cutting system.
Therefore, the top clamping jaw can move up and down in the vertical direction through the simple structure through the matching of the top clamping jaw Z-direction guide rail, the top clamping jaw Z-direction sliding block and the top clamping jaw Z-direction moving cylinder.
In practice, the flaw-piece clamping frame further comprises:
the surface of the side skin clamping jaw back plate close to the side skin clamping jaw sliding plate is provided with two clamping jaw X-direction guide rails which are arranged in parallel; the guiding direction of the X-direction guide rail of the clamping jaw is consistent with the X direction of the silicon rod cutting system;
the clamping jaw X-direction sliding block is arranged on the surface, close to the side clamping jaw back plate, of the side clamping jaw sliding plate;
the clamping jaw X-direction moving cylinder is fixed at the position of the flaw-piece clamping jaw back plate, and a piston rod of the clamping jaw X-direction moving cylinder is fixed with the flaw-piece clamping jaw sliding plate;
the clamping jaw X-direction moving cylinder is used for pushing the flaw-piece clamping jaw sliding plate to move along the clamping jaw X-direction guide rail, so that the top clamping jaw and the bottom clamping jaw which are installed on one flaw-piece clamping jaw mounting column fixing plate can be driven to be close to or far away from the top clamping jaw and the bottom clamping jaw which are installed on the other flaw-piece clamping jaw mounting column fixing plate in the X direction.
Like this, through the cooperation of clamping jaw X direction guide rail, clamping jaw X direction slider and clamping jaw X direction motion cylinder, just can realize moving about in the X direction of silicon rod cutting system at the flaw-piece clamping jaw erection column fixed plate through simple structure, and then realize installing and can be close to or keep away from in the X direction of silicon rod cutting system for the top clamping jaw and the end clamping jaw of another flaw-piece clamping jaw erection column fixed plate at the top clamping jaw and the end clamping jaw of a flaw-piece clamping jaw erection column fixed plate.
Specifically, as shown in fig. 5A, 5B, 5C, and 5D, the height of the mounting plate 515 of the mounting column of the skinning jaw is smaller than the height of the mounting column 511 of the skinning jaw, and the height of the back plate 513 of the skinning jaw is smaller than the height of the mounting column 511 of the skinning jaw.
The height requirement of the fixing plate of the mounting column of the edge clamping jaw is high, so that the edge clamping jaw is suitable for edges generated by silicon rods with various heights. In order to reduce weight and reduce materials, the heights of the fixing plate of the mounting column of the edge clamping jaw, the sliding plate of the edge clamping jaw and the back plate of the edge clamping jaw are all smaller than the height of the mounting column of the edge clamping jaw.
Specifically, as shown in fig. 5A, 5B, 5C, and 5D, the skinning jaw mounting post fixing plate 515 is fixed at the middle position of the skinning jaw mounting post 511, and the ratio of the length of the skinning jaw mounting post fixing plate 515 in the Z direction to the height of the skinning jaw mounting post 511 is greater than or equal to one third and less than two thirds.
Like this, the position that the fixed plate of the mounting column of the flaw-piece clamping jaw exerts force to the mounting column of the flaw-piece clamping jaw is in the middle position of the height of the mounting column of the flaw-piece clamping jaw, so that when the flaw-piece clamping mechanism clamps the flaw-piece generated by the silicon rod with multiple heights, the clamping mechanism is stable, and the fixed plate of the mounting column of the flaw-piece clamping jaw is not easy to deform.
Specifically, the fixed plate of the mounting column of the clamping jaw of the side skin is detachably connected with the mounting column of the clamping jaw of the side skin and the sliding plate of the clamping jaw of the side skin.
The utility model discloses a connection's mode is fixed to kerb clamping jaw erection column, kerb clamping jaw erection column fixed plate and kerb clamping jaw slide, adopts three part, fixes through dismantling, and is lower to manufacturing accuracy's requirement. Meanwhile, when any part is damaged, if the fixing plate of the mounting column of the flaw-piece clamping jaw bearing the downward acting force in the larger Z direction is damaged, only the damaged part needs to be replaced.
In the implementation, the flaw-piece fixture still includes:
the clamping frame moving component is fixed with the flaw-piece clamping jaw back plate and is arranged on a base of the silicon rod cutting system, and the Y direction of the silicon rod cutting system is vertical to the X direction and the Z direction of the silicon rod cutting system;
the clamping frame moving assembly is used for driving the clamping frame to linearly reciprocate in the X direction, the Y direction and the Z direction of the silicon rod cutting system.
In practice, as shown in fig. 5C, the clamping frame movement assembly comprises:
the clamping frame X-direction guide rail 521-1 is used for being fixed on the upper surface of a base of the silicon rod cutting system; the guiding direction of the X-direction guide rail of the clamping frame is consistent with the X direction of the silicon rod cutting system;
a clamping frame X-direction mounting seat 521-2;
the X-direction moving sliding block of the clamping frame is fixed at the outer bottom of the X-direction mounting seat of the clamping frame and is matched with the X-direction moving guide rail of the clamping frame;
the X-direction mounting seat of the clamping frame can move in the X direction of the silicon rod cutting system along the X-direction guide rail of the clamping frame, and drives the clamping frame to move in the X direction of the silicon rod cutting system.
In practice, as shown in fig. 5C, the clamping frame motion assembly further comprises:
a clamping frame Y-direction mount 522;
the Y-direction rack of the clamping frame is fixed on the upper surface of the X-direction mounting seat of the clamping frame; the guide direction of the Y-direction rack of the clamping frame is consistent with the Y direction of the silicon rod cutting system, and the Y-direction gear of the clamping frame is fixed at the outer bottom of the Y-direction mounting seat of the clamping frame. .
In practice, as shown in fig. 5C, the clamping frame motion assembly further comprises:
a clamp frame Z-direction mount 523;
the clamping frame Z-direction guide rail screw rod is fixed on the upper surface of the Y-direction mounting seat of the clamping frame through a nut; the guide direction of a guide rail of the Z-direction guide rail lead screw of the clamping frame is a vertical direction and is consistent with the Z direction of the silicon rod cutting system, and a sliding block of the Z-direction guide rail lead screw of the clamping frame is fixed at the position of the back plate of the side clamping jaw;
the clamping frame Z-direction guide rail screw is used for converting received rotary motion into linear motion of a guide rail along the clamping frame Z-direction guide rail screw, and the linear motion is output through a sliding block of the clamping frame Z-direction guide rail screw.
Specifically, a Z-direction guide screw of the clamping frame is driven by a motor.
Structure of flaw-piece collecting mechanism 53
In practice, as shown in fig. 5E, the flaw-piece collecting mechanism 53 includes:
a collection chassis 531;
two sets of border boxes, each set of border boxes having at least one border box 532, one of said border boxes serving as one of said collection areas;
the synchronous reverse motion assembly of the flaw-piece box is used for driving the two synchronous reverse motion assemblies of the flaw-piece box 532, the synchronous reverse motion assembly of the flaw-piece box is fixed on the collection chassis 531, and the two groups of the flaw-piece boxes 532 are fixed with the synchronous reverse motion assembly of the flaw-piece box.
The synchronous reverse movement assembly of the side leather boxes enables the two groups of side leather boxes to realize synchronous reverse switching, and the operation is convenient; meanwhile, the phenomenon that two sets of the edge leather boxes are positioned at the same side and interfere with the placement of the edge leather is avoided.
In practice, as shown in fig. 5E, the synchronous reverse movement assembly of the leather edge box comprises:
two leather case guide rails 533-1 fixed in parallel at intervals on the upper surface of the collecting chassis 531;
the two side leather box sliding blocks 533-2 are respectively arranged at the outer bottoms of the two groups of side leather boxes 532, and the side leather box sliding blocks 533-2 are in sliding fit with the side leather box guide rails 533-1;
when each group of the side leather boxes is two or more than two, each side leather box of each group of the side leather boxes is arranged at intervals along the length direction of the side leather box guide rail.
In implementation, as shown in fig. 5E, the leather covered box synchronous reverse movement assembly further includes:
the flaw-piece box sliding air cylinder 533-3 is fixed at the collecting bottom frame 531, and a piston rod of the flaw-piece box sliding air cylinder 533-3 is fixed with the outer bottom of the first group of flaw-piece boxes; the first group of the edge leather boxes are fixed with the piston rods of the edge leather box sliding cylinders 533-3, and the second group of the edge leather boxes are not fixed with the piston rods of the edge leather box sliding cylinders 533-3;
a synchronizing wheel 533-4 fixed to the upper surface of the collecting chassis 531 at a position between the two sets of pelt boxes 532;
the synchronous belt 533-5 bypasses the synchronous wheel 533-4, and two ends of the synchronous belt 533-5 are respectively fixed with the two sets of side leather boxes 532; the cylinder 533-3 for sliding the flaw-piece boxes is used for pushing the first group of flaw-piece boxes to reciprocate linearly along the guide rail 533-1 of the flaw-piece boxes, so as to drive the second group of flaw-piece boxes to reciprocate linearly in the opposite direction.
In practice, as shown in fig. 5E, each of the flaw-piece cases 532 has four flaw-piece storage positions, the four flaw-piece storage positions are arranged in two rows, and the two rows of flaw-piece storage positions are arranged next to each other along the guiding direction of the flaw-piece case guide rail.
In implementation, as shown in fig. 5E, one end of each of the two leather side box guide rails is set as a leather waiting position;
the mechanism is collected to the flaw-piece still includes:
a photoelectric support 534-1 fixed to the collection chassis 531;
the two pairs of storage positions are arranged in two rows to oppositely irradiate the photoelectric modules 534-2; each pair of storage position correlation photoelectric modules 534-2 is relatively fixed on the photoelectric support, and the two pairs of storage position correlation photoelectric modules 534-2 are used for detecting whether the flaw-piece is placed at the flaw-piece box flaw-piece storage position located at the flaw-piece position.
Specifically, the four edge skin receiving positions of the same edge skin box are used for bearing four edge skins cut off after the same silicon rod is cut into square rods, so that the four edge skins from the same silicon rod can be coded.
Claims (16)
1. A unloader of silicon rod cutting system for circular silicon rod's material loading, its characterized in that includes:
an L-shaped round bar feeding frame;
the round bar feeding frame is rotatably connected with the feeding and discharging support frame;
the feeding overturning driving device is respectively fixed with the bottom of the feeding and discharging supporting frame and the outer bottom of the round bar feeding frame, and is used for driving the round bar feeding frame to overturn for 90 degrees from the initial position of the round bar feeding frame;
and the feeding processing unit is used for controlling the feeding overturning driving device to control the round bar feeding frame to overturn at an accelerated speed, and when the round bar feeding frame overturns to reach a preset angle, the overturning speed of the round bar feeding frame is reduced until the round bar feeding frame overturns to 90 degrees.
2. The loading and unloading device as recited in claim 1, wherein the loading and overturning driving device employs a loading and overturning oil cylinder;
the cylinder body of the feeding overturning oil cylinder is fixed at the bottom of the feeding and unloading supporting frame, the upper end of a guide rod of the feeding overturning oil cylinder is fixed with the outer bottom of the round bar feeding frame, and the feeding overturning oil cylinder is used for driving the round bar feeding frame to overturn for 90 degrees from the initial position of the round bar feeding frame.
3. The loading and unloading device of claim 2, further comprising:
the speed reduction proximity switch is connected with the feeding processing unit and is fixed at the position where the long arm of the round bar feeding frame turns to a preset angle;
the feeding processing unit is specifically used for adjusting the flow of an oil inlet of the feeding overturning oil cylinder to reduce the overturning speed until the oil inlet is overturned to 90 degrees after receiving the in-place signal of the deceleration approach switch.
4. The loading and unloading device according to claim 3, wherein the inner side of the short arm of the round bar loading frame is a length measuring reference surface; the loading and unloading device further comprises:
the round bar supporting mechanism is fixed on the inner side of the long arm of the round bar feeding frame and used for supporting a horizontally placed round silicon bar when the long arm of the round bar feeding frame is transversely placed;
the round bar clamping driving device is respectively fixed with the round bar supporting mechanism and the round bar clamping block; the round bar clamping block is used for pushing the round silicon bar positioned on the round bar supporting mechanism to push against the length measuring reference surface to clamp and fix under the driving of the round bar clamping driving device;
the clamping block displacement measuring device is fixed with the round bar feeding frame and used for measuring the displacement of the round bar clamping block;
the feeding processing unit is further used for obtaining the length of the round silicon rod according to the distance between the initial position of the round rod clamping block and the length measuring reference surface and the displacement of the round rod clamping block; the initial position of the round bar clamping block is the position of the round bar clamping block when the round bar clamping driving device extends to the maximum length.
5. The loading and unloading device according to claim 4, wherein the round bar clamping driving device adopts a round bar clamping cylinder, a cylinder body of the round bar clamping cylinder is fixed with the round bar loading frame, and the round bar clamping block is fixed at the upper end of a guide rod of the round bar clamping cylinder;
the initial position of the round bar clamping block is the position of the round bar clamping block when the guide rod of the round bar clamping cylinder extends to the maximum length.
6. The loading and unloading device according to claim 5, wherein the loading processing unit is specifically configured to obtain the length L of the circular silicon rod according to the following relation:
L=K-S;
and K is the distance between the initial position of the round bar clamping block and the length measurement reference surface, and S is the displacement of the round bar clamping block.
7. A silicon rod cutting system, which is characterized by comprising a cutting device and the loading and unloading device as claimed in any one of claims 1 to 6; the cutting device comprises a silicon rod chuck mechanism, which comprises:
a clamping head frame;
an upper floating head installed at the clip frame; the clamping head frame can move up and down, and the upper floating head is used for pressing the upper end face of the silicon rod which is vertically placed;
the supporting device comprises a chuck frame, a flaw-piece supporting frame and a supporting frame, wherein the chuck frame is connected with the chuck frame and can extend downwards and reset upwards, the flaw-piece supporting frame is used for extending downwards and supporting the outer peripheral surface of the silicon rod, and the flaw-piece supporting frame is also used for resetting upwards to leave the outer peripheral surface of the silicon rod.
8. The silicon rod cutting system as set forth in claim 7, wherein the kerb support comprises:
the mounting piece of the edge supporting bracket is fixed with the chuck frame;
the flaw-piece handrail is fixed on one side, far away from the upper floating head, of the handrail fixing part and extends downwards;
the flaw-piece supporting driving device is respectively connected with the flaw-piece supporting bracket mounting part and the flaw-piece supporting fixing part and is used for driving the flaw-piece supporting fixing part and the flaw-piece supporting rod to extend downwards and reset upwards;
four curb pieces are fixed around one of the handrail fixing pieces.
9. The silicon rod cutting system of claim 7, wherein the cutting device further comprises a cutter head mechanism comprising a wire saw assembly, the wire saw assembly comprising:
the scroll saw mounting frame is provided with a vertical machine head through hole;
the diamond wire is arranged on the front side of the wire saw mounting frame, and the cutting section of the diamond wire is lower than the machine head through hole;
the cutting section is a part of the diamond wire used for cutting the silicon rod in motion, and one side of the wire saw mounting frame for mounting the diamond wire is the positive side of the wire saw mounting frame.
10. The silicon rod cutting system as recited in claim 9, wherein the cutter head mechanism further comprises a silicon rod support mechanism comprising:
a silicon rod support mounting seat;
and the lower floating head is used for supporting the lower end surface of the vertical silicon rod and is arranged above the silicon rod supporting and mounting seat.
11. The silicon rod cutting system as set forth in claim 10, wherein the silicon rod support mechanism further comprises a flaw-piece support assembly comprising:
the driving device for supporting the flaw-piece is fixed on the silicon rod supporting and installing seat and is arranged at intervals with the lower floating head;
the flaw-piece supporting head is used for supporting the position of a flaw-piece formed after the lower end surface of the silicon rod is cut, and the flaw-piece supporting head is fixed at the top end of the driving device for supporting the flaw-piece; the driving device for supporting the flaw-piece is used for locking when the silicon rod is cut into the square rod and the flaw-piece so that the flaw-piece supporting head keeps the height and supports the flaw-piece.
12. The silicon rod cutting system as recited in claim 9, wherein one cutting device comprises two of the cutter head mechanisms, the cutting segments of the two cutter head mechanisms being disposed opposite to each other and the two cutting segments being movable toward and away from each other to adjust a distance between the two cutting segments.
13. The silicon rod cutting system as set forth in claim 12, wherein each of the cutter head mechanisms further comprises:
the cleaning assembly is fixed on the front side of the wire saw mounting frame; wherein, wash the subassembly and have a plurality of washing shower nozzles, wash the washing shower nozzle of subassembly and include: the first part cleaning spray heads are used for cleaning the opposite side and the cutting machine head mechanism on the same side, and the second part cleaning spray heads are used for cleaning the opposite side cutting machine head mechanism;
the spraying assembly is fixed on the front side of the wire saw mounting frame; the spraying assembly is provided with a spraying nozzle which sprays cutting liquid to a cutting seam formed by the silicon rod and the annular diamond wire cutting silicon rod and cools the silicon rod and the annular diamond wire cutting silicon rod.
14. The silicon rod cutting system of claim 9, further comprising an edge skin clamping mechanism comprising an edge skin clamping frame, the edge skin clamping frame comprising:
a mounting post for a curb clamping jaw;
the top clamping jaw and the bottom clamping jaw are arranged on the front side of the flaw-piece clamping jaw mounting column and are arranged oppositely up and down;
at least one of the top clamping jaw and the bottom clamping jaw is connected with the flaw-piece clamping jaw mounting column in a sliding mode and can move up and down along the vertical direction, and one side of the flaw-piece clamping jaw mounting column, where the top clamping jaw is mounted, and one side of the bottom clamping jaw is the front side of the flaw-piece clamping jaw mounting column.
15. The silicon rod cutting system as set forth in claim 14 wherein the bottom jaws are secured to a bottom end of the flaw-piece jaw mounting post;
the top clamping jaw and the connection between the curb plate clamping jaw erection columns are in sliding connection and can move up and down along the vertical direction.
16. The silicon rod cutting system as set forth in claim 14, further comprising a flaw-piece collection mechanism comprising:
a collection chassis;
two sets of side leather boxes; each group of the side leather boxes is provided with at least one side leather box;
the synchronous reverse motion assembly of the flaw-piece box is used for driving the synchronous reverse motion of the two sets of the flaw-piece boxes, the synchronous reverse motion assembly of the flaw-piece box is fixed on the collecting underframe, and the two sets of the flaw-piece boxes are fixed with the synchronous reverse motion assembly of the flaw-piece box.
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CN202111285320.2A CN113954256B (en) | 2021-11-01 | 2021-11-01 | Loading and unloading device of silicon rod cutting system and silicon rod cutting system |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114474437A (en) * | 2022-01-28 | 2022-05-13 | 福州天瑞线锯科技有限公司 | Self-adaptive clamping and transferring device and method for monocrystalline silicon material |
CN114536573A (en) * | 2022-01-28 | 2022-05-27 | 福州天瑞线锯科技有限公司 | Monocrystalline silicon squaring method |
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CN114474437A (en) * | 2022-01-28 | 2022-05-13 | 福州天瑞线锯科技有限公司 | Self-adaptive clamping and transferring device and method for monocrystalline silicon material |
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CN114474437B (en) * | 2022-01-28 | 2023-11-28 | 福州天瑞线锯科技有限公司 | Monocrystalline silicon feeding self-adaptive clamping and transferring device and method |
CN114536573B (en) * | 2022-01-28 | 2024-04-05 | 福州天瑞线锯科技有限公司 | Monocrystalline silicon squaring method |
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