CN215359253U - Vertical single crystal squaring machine of annular diamond wire - Google Patents
Vertical single crystal squaring machine of annular diamond wire Download PDFInfo
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- CN215359253U CN215359253U CN202120953818.0U CN202120953818U CN215359253U CN 215359253 U CN215359253 U CN 215359253U CN 202120953818 U CN202120953818 U CN 202120953818U CN 215359253 U CN215359253 U CN 215359253U
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- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 76
- 239000010432 diamond Substances 0.000 title claims abstract description 76
- 239000013078 crystal Substances 0.000 title claims abstract description 23
- 238000005520 cutting process Methods 0.000 claims abstract description 197
- 239000000463 material Substances 0.000 claims abstract description 123
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 81
- 239000010703 silicon Substances 0.000 claims abstract description 81
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 77
- 239000002699 waste material Substances 0.000 claims abstract description 26
- 230000033001 locomotion Effects 0.000 claims abstract description 21
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 51
- 238000003825 pressing Methods 0.000 claims description 33
- 239000003638 chemical reducing agent Substances 0.000 claims description 23
- 239000000872 buffer Substances 0.000 claims description 15
- 230000008859 change Effects 0.000 claims description 15
- 239000004677 Nylon Substances 0.000 claims description 9
- 229920001778 nylon Polymers 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 claims description 2
- 230000007704 transition Effects 0.000 abstract description 4
- 238000004804 winding Methods 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 description 23
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 2
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Abstract
The utility model provides an annular diamond wire vertical single crystal squarer, which comprises a machine body base, an upright post stand and a table board component for bearing the horizontal motion of a silicon rod, wherein a rotating component is arranged on the table board component and can drive the silicon rod to rotate, lifting components are symmetrically and fixedly arranged on two sides of the upright post stand, the lifting components are fixedly connected with cutting components through lifting nut seats, so that the cutting components are driven by the lifting components to do repeated linear motion in the vertical direction, the two cutting components are symmetrically arranged on two sides of the table board component, material taking components are symmetrically and fixedly arranged on a machine body base on the same side and can take off cut waste materials, a jacking component is fixedly arranged on the top end of the upright post stand and can jack up processed materials, the annular diamond wire cutting is realized to do high-speed motion in a single direction, the cutting speed is not slowed down, the cutting efficiency is high, the surface finish degree is high, the grinding machine is convenient for the subsequent grinding processing, has no diamond wire winding drum, no transition wheel, less error and less material consumption.
Description
Technical Field
The utility model relates to the technical field of silicon rod processing, in particular to an annular diamond wire vertical single crystal squaring machine.
Background
The monocrystalline silicon is a silicon material which is wholly crystallized into a monocrystalline form and is a commonly used photovoltaic power generation material at present, and the monocrystalline silicon solar cell is the most mature technology in a silicon-based solar cell, and has the highest photoelectric conversion efficiency compared with a polycrystalline silicon solar cell and an amorphous silicon solar cell. The cutting of single crystal silicon round rod into square silicon rod mainly uses buddha's warrior attendant wire-electrode cutting in the trade at present, divide into circulation buddha's warrior attendant wire and annular buddha's warrior attendant wire-electrode cutting two kinds of modes, and the cutting mode of circulation buddha's warrior attendant wire is whole to be processed the surface roughness, and follow-up processingquantity is big: generally, a plurality of monocrystalline silicon bars are cut in a vertical mode, the process is backward, the automatic production requirements cannot be met, and the processing and cutting speed is low; a single monocrystalline silicon bar cutting mode (horizontal type) is adopted, the silicon bar damage condition is more when the silicon bar is cut to the tail part, and the processing and cutting speed is low. Therefore, the existing cutting mode of the annular diamond wire is adopted, and the silicon rod is damaged more when the silicon rod is cut to the tail part in a single monocrystalline silicon rod cutting mode (horizontal mode).
When the circulating diamond wire cutting mode works, the diamond wire does high-speed motion and reciprocates forward cutting and reverse cutting. When the direction is reversed, the routing inevitably goes to zero from a high-speed state and then is accelerated to the high-speed state, and the reciprocating motion is carried out, so that the cutting speed is slowed down, and the cutting efficiency is influenced. The processed monocrystalline silicon bar has high surface roughness and large workload required for subsequent grinding. The circulating wire has more transition wheels from the diamond wire winding drum to the cutting area, and the influence caused by accumulated errors is more. And the edge breakage phenomenon can be caused when the horizontal cutting mode is adopted and the end of the monocrystalline silicon bar is cut, and the edge breakage part is accumulated loss for production.
Disclosure of Invention
In order to solve the problems in the background art, a vertical single crystal squarer for a ring-shaped diamond wire is provided.
The utility model is realized by the following steps:
the utility model provides a vertical single crystal squaring machine of annular diamond wire, includes that the local is by the fuselage base, installs stand grudging post on the frame, mesa part, and the erection joint has rotary mechanism on the mesa part, and rotary mechanism can drive the silicon rod and do the reciprocating motion of ninety degrees rotations, gets the material part, and cutting part one, cutting part two, lift unit, ejector pin part, automatically controlled cabinet and operation screen are constituteed. The table-board component consists of two stations, wherein one station is in a material waiting state and the other station is in a cutting working state. The lifting component is driven by two sets of servo motors to drive the first cutting component and the second cutting component to do vertical cutting motion. The cutting part I and the cutting part II drive the annular diamond wire with tension to move in a single direction at high speed by the servo motor, the two parts are relatively parallel, and the distance of the wire mesh is in accordance with the requirement of processing specification. And after the size is fixed, carrying out parallel cutting processing on the monocrystalline silicon bar. The monocrystalline silicon bar material enters the cutting area from the material waiting area, the pressing part props against the monocrystalline silicon bar material, the annular diamond wire moving in a unidirectional high speed descends at a certain speed, and the annular diamond wire performs friction cutting work on the surface of the monocrystalline silicon bar material. After the cutting is finished, the material taking component is used for taking materials, and the material taking component is respectively provided with one set on two sides of the machine body and used for clamping waste materials. The cutting frame rises to the original point position, the monocrystalline silicon bar material is loosened by the pressing component, the monocrystalline silicon bar material is rotated by ninety degrees by the table-board rotating component, the pressing component props against the monocrystalline bar material again, the annular diamond wire descends to perform cutting work, the material taking component clamps the waste material after the completion of the cutting work, the pressing component loosens, the monocrystalline silicon bar material completes the cutting work, the servo cylinder drives the monocrystalline silicon bar material to the material waiting area, and the monocrystalline silicon bar material in the other material waiting area enters the cutting area to perform the cutting work, so that the operation is repeated.
Furthermore, the upright post stand is fixedly connected to the base of the machine body to form an outer frame of the single crystal squaring machine, so that an assembly foundation is provided for the installation of other components.
Furthermore, the table-board component is provided with a rotating mechanism which consists of a rotating motor, a speed reducer, a bearing box, a transmission shaft, a connecting disc and a silicon rod seat. The transmission shaft is connected with the speed reducer and the connecting disc, the bearing box is connected with the silicon rod seat moving plate, and the connecting disc is connected with the silicon rod seat. The servo motor drives the transmission shaft to do ninety-degree rotary reciprocating motion, so as to drive the silicon rod arranged on the silicon rod seat to do ninety-degree rotary reciprocating motion.
Further, the table-board part comprises a table-board base, a linear electric cylinder, a rotating mechanism, a silicon rod seat moving plate and a linear guide rail. The silicon rod base is arranged on a silicon rod base, the silicon rod base is connected with a rotating mechanism, the rotating mechanism is arranged on a silicon rod base moving plate, the silicon rod base moving plate is connected with a linear guide rail (pair) and a linear electric cylinder, and the linear electric cylinder drives the silicon rod base moving plate to do linear reciprocating motion.
Furthermore, the first cutting component comprises a first cutting frame, a cutting guide wheel, a cutting motor, a cutting guide wheel bearing box, a tension plate bearing box, a sensor, a tension plate, a hydraulic buffer, a counterweight and an annular diamond wire. The cutting motor rotates in a unidirectional high speed to drive the annular diamond wire to enter a cutting working state. The balance weight piece applies tension to the annular diamond wire through the tension plate. And adjusting the weight of the balance weight part to enable the annular diamond wire to reach certain tension to carry out working cutting. The tension sensor detects the angle change of the tension plate, and the tension sensor is used for monitoring the tension change condition in real time on the digital display touch screen to perform subsequent weight adjustment on the counterweight. The hydraulic buffer prevents the damage to the equipment caused by the rapid descending of the counterweight after the accidental wire breakage of the annular diamond wire. And the second cutting component consists of a first cutting frame, a cutting guide wheel, a cutting motor, a cutting guide wheel bearing box, a tension plate bearing box, a sensor, a tension plate, a stable air cylinder and an annular diamond wire. The cutting motor rotates in a unidirectional high speed to drive the annular diamond wire to enter a cutting working state. The smooth cylinder applies tension to the annular diamond wire through the tension plate. The thrust of the stable cylinder is adjusted to enable the annular diamond wire to reach certain tension to carry out working cutting. The tension sensor detects the angle change of the tension plate, and the tension sensor is used for monitoring the tension change condition in real time and carrying out subsequent adjustment on the thrust of the stable cylinder on the digital display touch screen.
Furthermore, the lifting component consists of a cutting lifting nut seat, a ball screw (pair), a lifting bearing box, a speed reducer seat, a speed reducer, a lifting motor and a linear guide rail (pair). The lifting nut seat is connected with the first cutting part and the second cutting part. The two sets of lifting motor systems respectively drive the first cutting component and the second cutting component to do vertical linear reciprocating motion.
Furthermore, the pressing part consists of a cylinder seat, a single-action cylinder, a material pressing joint and a nylon top block. In the working state. The single-acting cylinder pushes the pressing joint to descend to the top surface of the single crystal silicon rod and compress the silicon rod, and the cylinder ascends after the work is finished. The nylon jacking block is used for buffering and protecting the top surface of the single crystal silicon rod from being damaged.
Further, the material taking component comprises a material taking base, a material taking in-out cylinder, a material taking in-out circular guide rail, a material taking in-out base, a material taking upper cylinder, a material taking lower cylinder, a material taking upper circular guide rail, a material taking in-out cylinder mounting seat, an upper taking lower taking chuck and a hydraulic buffer. The material taking in and out cylinder drives the material taking in and out base to advance to the position of the silicon rod, the material taking upper and lower cylinders drive the material taking chuck to clamp the waste material, and the material taking in and out cylinder retreats to the original position. The buffer adjusts and gets material operating position and slows down cylinder impact velocity. The silicon rod seat is provided with a waste material taking gap around, so that materials can be conveniently taken to enter and exit the base and enter the bottom of the waste material.
The utility model works as follows: a round silicon rod to be processed is installed on a silicon rod seat to be fixed, a switch of an squaring machine is started, a linear electric cylinder in a table-board component drives a silicon rod seat moving plate to do linear motion along a linear guide rail, the silicon rod in a material waiting area is transported to a cutting area and then is stopped, a single-acting cylinder in a material pressing component pushes a material pressing joint to descend until a nylon top block at the head of the material pressing joint descends to the top surface of the silicon rod and tightly presses the silicon rod, after the silicon rod is tightly pressed and fixed on the silicon rod seat, a weight on a cutting component I applies tension to an annular diamond wire through a tension plate, a tension sensor detects the angle change of the tension plate and reacts on a digital display touch screen, the tension change condition is monitored in real time, the weight of the weight is subsequently adjusted, the annular diamond wire reaches certain tension to be cut by adjusting the weight of the weight, and a cutting motor rotates unidirectionally at high speed, driving the cutting guide wheel to rotate so as to drive the diamond wire to rotate and enter a cutting state; and a stable cylinder on the second cutting part applies tension to the annular diamond wire through a tension plate, a tension sensor detects the change of the angle of the tension plate, the tension change condition is monitored in real time in response to a digital display touch screen, the thrust of the stable cylinder is adjusted subsequently, and a cutting motor rotates unidirectionally at high speed to drive a cutting guide wheel to rotate so as to drive the diamond wire to rotate and enter a cutting state. The annular diamond wire is driven by the rotation of the cutting guide wheel to rotate in a single direction, a lifting nut seat on the lifting part is fixedly connected with the cutting part, a lifting motor on the lifting part rotates to drive the lifting nut seat to descend at a certain speed through a ball screw, so that the annular diamond wire is driven to do linear reciprocating motion along the vertical direction of the squaring machine, the rotating annular diamond wire is subjected to friction cutting on the surface of the silicon rod, and the silicon rod is cut from top to bottom; after cutting is completed, the material taking component installed on the machine body base drives the material taking inlet and outlet base to advance to the position of the silicon rod through the material taking inlet and outlet cylinder, the material taking upper and lower cylinders drive the material taking chuck to clamp waste materials, the material taking inlet and outlet cylinder retreats to the original position, a waste material notch is formed in the silicon rod seat, and the material taking lower chuck arranged on the material taking inlet and outlet base can enter the waste material notch to be matched with the upper material taking chuck to clamp the waste materials. After the waste material clamping is completed, the lifting motor works to drive the cutting part to return to the original position along the vertical direction, the pressing part rises to loosen the silicon rod, the rotating mechanism rotates ninety degrees under the driving of the rotating motor, then the pressing part descends again to press the silicon rod, the cutting part completes the cutting before repeating, the material taking part completes the material taking before repeating, the cylindrical single crystal silicon rod to be cut is cut into a cubic silicon rod, the linear electric cylinder of the table-board part drives the silicon rod seat moving plate to convey the silicon rod from the cutting area to the material waiting area, the silicon rod with the cutting area in the other material waiting area enters the cutting area from the material waiting area, and the silicon rod cutting is completed in a reciprocating mode.
Compared with the prior art, the utility model has the advantages that:
1. the annular diamond wire cutting moves at a high speed in a single direction, the cutting speed is not stopped and slowed down, and the cutting efficiency is high. The surface finish is high, and the subsequent grinding processing is convenient. The winding drum without diamond wires has no transition wheel, less error and less material consumption (the transition wheel belongs to the material consumption for production).
2. The vertical cutting mode has no edge breakage phenomenon from cutting to bottom.
3. The annular diamond wire adopting the design has lower processing cost than a circulating wire diamond wire.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are one embodiment of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is an overall configuration diagram of a vertical single crystal squarer for a circular diamond wire.
FIG. 2 is a cross-sectional view of a rotating mechanism of a ring-shaped diamond wire vertical single crystal squarer.
FIG. 3 is a structural diagram of a table mechanism of a vertical single crystal squarer for ring diamond wires.
FIG. 4 is a drawing component structure diagram of a ring-shaped diamond wire vertical single crystal squarer.
FIG. 5 is a view showing a first cutting unit of the ring-shaped diamond wire vertical single crystal squarer.
FIG. 6 is a schematic diagram of a second cutting unit of the vertical single crystal squarer for diamond wire in a ring shape. FIG. 7 is a structural view of an elevating member of the vertical single crystal squarer for ring diamond wire.
FIG. 8 is a view showing the structure of a pressing part of a vertical single crystal squarer for a diamond wire in a ring shape.
Fig. 9 is a structural view of a silicon rod holder.
Wherein,
1-a body base;
2-upright post vertical frame, 201-rotating motor, 202-speed reducer, 203-rotating bearing box, 204-transmission shaft, 205-connecting disc, 206-silicon rod seat, 208-silicon rod seat moving plate and 209-silicon rod seat gap;
3-a table board component, 301-a table board base, 302-a linear electric cylinder, 303-a linear guide rail, S1-a material waiting area I, S2-a cutting area, and S3-a material waiting area II;
4-material taking part, 401-material taking base, 402-material taking in and out cylinder, 403-material taking in and out guide rail, 404-material taking in and out base, 405-material taking up and down cylinder, 406-material taking up and down guide rail, 407-up taking chuck, 408-down taking chuck, 409-hydraulic buffer, 410-silicon rod waste, 411-material taking in and out cylinder mounting seat;
5.1-cutting part I, 5.2-cutting part II, 501-cutting frame, 502-cutting guide wheel, 503-cutting motor, 504-cutting guide wheel bearing box, 505-tension plate bearing box, 506-tension sensor, 507-tension plate, 508-limiting buffer, 509-counterweight, 510-annular diamond wire, 512-smooth cylinder;
6-lifting component, 601-lifting nut seat, 602-ball screw, 603-lifting bearing box, 604-speed reducer seat, 605-speed reducer, 606-lifting motor, 607-lifting guide rail;
7-a pressing component, 701-a cylinder seat, 702-a pressing cylinder, 703-a swaging joint and 704-a nylon pressing head;
8-single crystal silicon rod.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the utility model. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise. The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. Any specific values in all examples shown and discussed herein are to be construed as merely illustrative and not restrictive. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the absence of any contrary indication, these directional terms are not intended to indicate and imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be considered as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.
Example 1
As shown in the attached drawings 1-9, an annular diamond wire vertical single crystal squarer comprises a squarer body base 1, wherein an upright column stand 2 is arranged on the body base 1, the upright column stand 2 is composed of a square frame and provides support for installation of other parts of the squarer, a table top part 3 is also fixedly arranged on the body base 1, the table top part 3 is mainly provided with a parallel linear guide rail 303, and a single crystal silicon rod 8 can linearly reciprocate along the linear guide rail 303, particularly, a rotating mechanism is connected with the table top part 3 and the single crystal silicon rod 8 and can drive the single crystal silicon rod to rotate; lifting mechanisms 6 are symmetrically and fixedly installed on the upright columns of the upright column stand 2 mechanism, the two lifting mechanisms 6 are symmetrically installed on the upright column stand 2 relative to the table-board part 3, and lifting nut seats 601 are installed on the lifting mechanisms 6 and are fixedly connected with the first cutting part 51 and the second cutting part 52 respectively, so that the first cutting part and the second cutting part can be driven by the lifting mechanisms 6 to reciprocate up and down along the vertical direction of the squaring machine; 4 cutting guide wheels 502 are uniformly and parallelly arranged on a cutting frame 501 of the two cutting parts, the 4 cutting guide wheels 502 are connected by an annular diamond wire 510, one cutting guide wheel 502 is driven by a cutting motor 503 to rotate in a single direction, the other 3 cutting guide wheels 502 are driven by the annular diamond wire 510 to rotate in a single direction, the single crystal silicon rod 8 to be processed is cut by the annular diamond wire 510 rotating at a high speed through friction, the two cutting parts are driven to descend through descending of a lifting mechanism 6 to complete one-time cutting, and after the cutting is completed, the lifting mechanism 6 drives the two cutting parts to ascend to return to initial positions to prepare for next cutting; the machine body base 1 is also symmetrically and fixedly provided with material taking components 4, and the material taking components 4 are provided with upper and lower clamping heads, so that cut silicon rod waste materials 410 can be clamped out of the single crystal silicon rod 8, and the next round of cutting is facilitated; and a pressing part 7 is also fixedly arranged on the beam frame on the upright post stand 2, and the pressing part 7 presses the single crystal silicon rod 8 to be cut in the cutting area through the movement of the pressing cylinder 702.
The table-board mechanism 3 consists of two stations, one station is in a material waiting state, and the other station is in a cutting working state. Further, the table-board component 3 is composed of a table-board base 301, two linear electric cylinders 303 are symmetrically installed on the side surface of the table-board base 301, the rotating mechanism is movably installed on the linear guide rails 303 on the table-board mechanism 3, the table-board mechanism 3 is divided into three parts, namely a first material waiting area S1, a second material waiting area S3 and a cutting area S2, on two sides, the linear electric cylinders 302 drive the single crystal silicon rod 8 to move from the first material waiting area S1 to the cutting area S2 along the linear guide rails 303, after cutting is completed, the single crystal silicon rod 8 on the cutting area S2 returns to the first cutting area S1 along the linear guide rails 303, and meanwhile, the single crystal silicon rod 8 located at the second material waiting area S3 station before enters the cutting area S2 along the linear guide rails 303 to perform cutting work.
The rotating mechanism is composed of a rotating motor 201, a speed reducer 202, a rotating bearing box 203, a transmission shaft 204, a connecting disc 205, a silicon rod seat 206 and a silicon rod seat moving plate 208, all parts of the rotating mechanism are connected through shafts to drive the single crystal silicon rod 8 to complete reciprocating rotation movement, the transmission shaft 204 is connected with the speed reducer 202 and the connecting disc 205, the rotating bearing box 203 is connected with the silicon rod seat moving plate 208, the connecting disc 205 is connected with the silicon rod seat 206, a gap is formed in the silicon rod seat 206, and the lower clamping head 408 can be used for being introduced to be matched with the upper clamping head 407 to clamp the silicon rod waste 410. The rotary motor 201 drives the drive shaft 204 to reciprocate through ninety degrees of rotation, thereby causing the single crystal silicon rod 8 mounted on the silicon rod mount 206 to reciprocate through ninety degrees of rotation.
The first cutting component 51 is composed of a cutting frame 501, a cutting guide wheel 502, a cutting motor 503, a cutting guide wheel bearing box 504, a tension plate bearing box 505, a tension sensor 506, a tension plate 507, a limiting buffer 508, a counterweight 509 and an annular diamond wire 510. 4 cutting guide wheels 502 are uniformly and parallelly arranged on a cutting frame 501 of the first cutting component 51, the 4 cutting guide wheels 502 are connected by annular diamond wires 510, one cutting guide wheel 502 is driven by a cutting motor 503 to rotate in a single direction, the other 3 cutting guide wheels 502 are driven by the annular diamond wires 510 to rotate in a single direction, the annular diamond wires 510 rotating at a high speed cut the single crystal silicon rod 8 to be processed through friction, and before the cutting motor 503 is started, a balance weight 509 is adjusted to apply tension to the annular diamond wires 510 through a tension plate 507, so that the annular diamond wires 510 reach certain tension to perform working cutting. The tension sensor 506 detects the angle change of the tension plate 507, and the tension sensor is used for monitoring the tension change condition in real time on the digital display touch screen to perform subsequent weight adjustment of the counterweight. The limiting buffer 508 prevents damage to the equipment caused by rapid descent of the weight member after accidental disconnection of the looped diamond wire 510. The second cutting component 52 is composed of a cutting frame 501, a cutting guide wheel 502, a cutting motor 503, a cutting guide wheel bearing box 504, a tension plate bearing box 505, a tension sensor 506, a tension plate 507, a stable air cylinder 512 and an annular diamond wire 510. The cutting motor 503 rotates in a single direction at a high speed to drive the annular diamond wire 510 to enter a cutting operation state. The stationary cylinder 512 applies tension to the annular diamond wire 510 through the tension plate 507, and the thrust of the stationary cylinder 512 is adjusted to make the annular diamond wire 510 reach a certain tension for working cutting. The tension sensor 506 detects the angle change of the tension plate 507, and reacts on the digital display touch screen to monitor the tension change situation in real time and perform subsequent adjustment on the thrust of the stabilizing cylinder 512.
The lifting component 6 is composed of two sets of lifting motors 606 respectively driving the first cutting component 51 and the second cutting component 52 to do reciprocating motion in the vertical direction and comprises a lifting nut seat 601, a ball screw 602, a lifting bearing box 603, a speed reducer seat 604, a speed reducer 605, a lifting motor 606 and a lifting guide rail 607, wherein the lifting motor 606 is connected with a shaft of the speed reducer 605, the speed reducer 605 is fixedly installed on a cross beam of the upright stand 2 through the speed reducer seat 604, the ball screw 602 is connected on the speed reducer 605 through the lifting bearing box 603, the other end of the ball screw 602 is fixedly connected with the lifting nut seat 601, and the lifting nut seat 601 is fixedly connected with the cutting component, so that the first cutting component 51 and the second cutting component 52 are driven to do reciprocating cutting motion in the vertical direction.
The pressing part 7 consists of a cylinder seat 701, a single-acting cylinder 702, a material pressing joint 703 and a nylon top block 704. In a working state, the single-acting cylinder 702 pushes the pressing joint 703 to descend to the top surface of the single crystal silicon rod 8 and compress the silicon rod, after the work is finished, the single-acting cylinder 702 ascends to release the single crystal silicon rod 8, the nylon top block 704 directly contacts with the single crystal silicon rod 8, and the nylon top block buffers and protects the top surface of the single crystal silicon rod 8 from being damaged.
The material taking component 4 comprises a material taking base 401, a material taking in-out cylinder 402, a material taking in-out circular guide rail 403, a material taking in-out base 404, a material taking up and down cylinder 405, a material taking up and down circular guide rail 406, a material taking in-out cylinder mounting seat 411, an upper taking clamp 407, a lower taking clamp 408 and a hydraulic buffer 409, wherein the material taking in-out cylinder 402 is mounted on the lower taking clamp 408 at the front end of the material taking in-out base 404 through the material taking in-out circular guide rail 403 to move horizontally, and the material taking up and down cylinder drives the upper taking clamp 407 to move in the vertical direction through the material taking up in-out and down circular guide rail 406 to adjust different heights to adapt to different processing heights of the silicon rod 8. The material taking in and out cylinder 402 drives the material taking in and out base 401 to advance to the position of the silicon rod 8, and after the material taking up and down cylinder 405 drives the material taking chuck to clamp the waste material 401, the material taking in and out cylinder 402 retreats to the original position. The hydraulic buffer 409 adjusts the material pick-up work position and slows down the cylinder impact speed. A waste material taking notch 209 is formed around the silicon rod seat 206, so that a material can be conveniently taken out and put into a lower taking chuck 408 of the upper mounting 411 of the base to enter the bottom of the waste material and be matched with an upper taking chuck 407 to clamp the silicon rod waste material 410.
When the squaring machine works, the first cutting part 51, the second cutting part 52 and the cutting motor 503 drive the tensile annular diamond wire 510 to move in a single direction at a high speed, the two parts are relatively parallel, the wire mesh distance is fixed according to the processing specification requirement, and then a parallel cutting processing work is carried out on the monocrystalline silicon bar 8. The linear electric cylinder 303 drives the monocrystalline silicon rod 8 to enter a cutting area S2 from a material waiting area S1 along the linear guide rail 303, the pressing part 7 props against the top of the monocrystalline silicon rod 8, the annular diamond wire 510 which moves in a unidirectional high speed descends at a certain speed, and the annular diamond wire 510 performs friction cutting work on the surface of the monocrystalline silicon rod 8. After cutting, the upper and lower taking chucks of the taking component 4 simultaneously clamp the cut silicon rod waste 401 to take materials, and the taking components 4 are respectively provided with one set at two sides of the machine body and simultaneously take the waste. The cutting part 5 rises to the original point position, the pressing part 7 loosens the single crystal silicon rod 8, the rotating motor 201 rotates to drive the single crystal silicon rod 8 to rotate ninety degrees, the pressing part 7 props against the single crystal silicon rod 8 again, the annular diamond wire 510 descends to perform cutting work, the taking part 4 clamps waste materials after the cutting is finished, the pressing part 7 loosens, the single crystal silicon rod 8 finishes the cutting work, the linear electric cylinder 303 drives the linear electric cylinder to the material waiting area S1, the single crystal silicon rod 8 in the other material waiting area S3 enters the cutting area S2 to perform the cutting work, and the operation is repeated.
Claims (7)
1. An annular diamond wire vertical single crystal squarer comprises a machine body base, a vertical column stand which is fixedly connected on the machine body base and used as an installation frame, is characterized by also comprising a table surface component for bearing the horizontal movement of the silicon rod, wherein the table surface component is provided with a rotating component, can drive the silicon rod to rotate, lifting parts are symmetrically and fixedly arranged on two sides of the upright post stand, the lifting parts are fixedly connected with the cutting part through lifting nut seats, thereby the lifting component drives the cutting components to do repeated linear motion in the vertical direction, the two cutting components are symmetrically arranged at the two sides of the table-board component, the material taking components at the same side are symmetrically and fixedly arranged on the machine body base, the silicon rod cutting device has the advantages that cut waste materials can be taken down, the pressing part is fixedly mounted on the top end of the upright stand, the silicon rod conveyed to the cutting area can be pressed on the silicon rod seat, and the silicon rod seat is mounted on the table-board rotating part and directly bears the silicon rod.
2. The vertical single crystal squarer of claim 1, wherein the table member comprises two stations, one station being in a waiting state and the other station being in a cutting state; furthermore, the table-board component is composed of a table-board base, two linear electric cylinders are symmetrically arranged on the side surface of the table-board base, and the rotating component is movably arranged on a linear guide rail of the table-board component.
3. The vertical single crystal squarer of claim 1 or claim 2, wherein the rotating part comprises a rotating motor, a speed reducer, a rotating bearing box, a transmission shaft, a connecting disc, a silicon rod seat and a silicon rod seat moving plate, the parts of the rotating part are connected through a shaft to drive the single crystal silicon rod to perform reciprocating rotation motion, the transmission shaft is connected with the speed reducer and the connecting disc, the rotating bearing box is connected with the silicon rod seat moving plate, the connecting disc is connected with the silicon rod seat, and the silicon rod seat is provided with a notch for the lower clamping head to pass through and cooperate with the upper clamping head to clamp the silicon rod waste.
4. The vertical single crystal squarer of claim 1, wherein the cutting unit comprises a first cutting unit and a second cutting unit symmetrically disposed on both sides of the table member, the first cutting unit comprises a cutting frame, a cutting guide wheel, a cutting motor, a cutting guide wheel bearing box, a tension plate bearing box, a tension sensor, a tension plate, a limiting buffer, a counterweight, and a ring-shaped diamond wire; 4 cutting guide wheels are uniformly arranged on a cutting frame of the first cutting component in parallel, the 4 cutting guide wheels are connected by annular diamond wires, one cutting guide wheel is connected with a cutting motor shaft, the other 3 cutting guide wheels are driven by the annular diamond wires to rotate in a single direction, and a counterweight component applies tension to the annular diamond wires through a tension plate to enable the annular diamond wires to reach certain tension to perform working cutting; the tension sensor detects the angle change of the tension plate and reacts on the digital display touch screen; the limiting buffer is arranged below the tension plate and fixed on the cutting frame; the second cutting component consists of a cutting frame, a cutting guide wheel, a cutting motor, a cutting guide wheel bearing box, a tension plate bearing box, a tension sensor, a tension plate, a stable air cylinder and an annular diamond wire; the cutting motor rotates in a unidirectional high speed to drive the annular diamond wire to enter a cutting working state; the stable cylinder applies tension to the annular diamond wire through the tension plate, and the thrust of the stable cylinder is adjusted to enable the annular diamond wire to reach certain tension to carry out working cutting; the tension sensor detects the angle change of the tension plate, and the tension sensor is used for monitoring the tension change condition in real time and carrying out subsequent adjustment on the thrust of the stable cylinder on the digital display touch screen.
5. The vertical single crystal squarer of claim 1, wherein the lifting unit comprises two sets of lifting nut seats, a ball screw, a lifting bearing box, a speed reducer seat, a speed reducer, a lifting motor and a lifting guide rail, wherein the lifting motor is connected with the speed reducer shaft, the speed reducer is fixedly mounted on the cross beam of the vertical column through the speed reducer seat, the ball screw is connected with the speed reducer through the lifting bearing box, the other end of the ball screw is fixedly connected with the lifting nut seat, and the lifting nut seat is fixedly connected with the cutting unit, so as to drive the first cutting unit and the second cutting unit to perform reciprocating linear cutting motion in the vertical direction.
6. The vertical single crystal squarer of claim 1, wherein the pressing member comprises a cylinder block, a pressing cylinder, a material pressing joint, and a nylon top block; the pressing air cylinder pushes the pressing joint to descend to the top surface of the single crystal silicon rod and press the silicon rod, the pressing air cylinder ascends after work is finished, the single crystal silicon rod is loosened, the nylon ejector block is in direct contact with the single crystal silicon rod, buffering is achieved, and the top surface of the single crystal silicon rod is protected from being damaged.
7. The annular diamond wire vertical single crystal squaring machine according to claim 1, characterized in that the material taking component comprises a material taking base, a material taking in and out cylinder, a material taking in and out circular guide rail, a material taking in and out base, a material taking up and down cylinder, a material taking up and down circular guide rail, a material taking in and out cylinder mounting base, an upper taking chuck, a lower taking chuck and a hydraulic buffer, wherein the material taking in and out cylinder is mounted on the lower taking chuck at the front end of the material taking in and out base through the material taking in and out circular guide rail to move horizontally, and the material taking up and down cylinder drives the upper taking chuck to move in the vertical direction through the material taking up and down circular guide rail to adjust different heights to adapt to different silicon rod processing heights; the material taking in and out cylinder drives the material taking in and out base to advance to the position of the silicon rod, the material taking upper and lower cylinders drive the material taking chuck to clamp the waste material, and then the material taking in and out cylinder retreats to the original position; the hydraulic buffer adjusts the material taking working position and slows down the impact speed of the air cylinder; the silicon rod seat is provided with waste material taking gaps around, so that materials can be conveniently taken to enter the bottom of a lower taking chuck arranged on the base and be matched with an upper taking chuck to clamp silicon rod waste materials.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115534151A (en) * | 2022-11-03 | 2022-12-30 | 浙江矽盛电子有限公司 | Monocrystalline silicon rod manufacturing and cutting device for solar cell |
CN116373144A (en) * | 2023-06-05 | 2023-07-04 | 苏州晨晖智能设备有限公司 | Single crystal bar wire squaring device |
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2021
- 2021-05-07 CN CN202120953818.0U patent/CN215359253U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115534151A (en) * | 2022-11-03 | 2022-12-30 | 浙江矽盛电子有限公司 | Monocrystalline silicon rod manufacturing and cutting device for solar cell |
CN115534151B (en) * | 2022-11-03 | 2023-08-22 | 浙江矽盛电子有限公司 | Cutting device for manufacturing monocrystalline silicon rod for solar cell |
CN116373144A (en) * | 2023-06-05 | 2023-07-04 | 苏州晨晖智能设备有限公司 | Single crystal bar wire squaring device |
CN116373144B (en) * | 2023-06-05 | 2023-08-18 | 苏州晨晖智能设备有限公司 | Single crystal bar wire squaring device |
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