CN211760587U - Full-automatic crystal bar coarse and fine grinding combined type grinding surface and chamfering integrated machine and crystal bar grinding unit - Google Patents

Abstract

The utility model discloses a full-automatic crystal bar coarse and fine grinding combination formula mill flour chamfer all-in-one and crystal bar grinding unit, its crystal bar grinding unit is including the coarse and fine grinding head that is used for realizing four planes and four circular arc grinding chamfer processing, the grinding actuating mechanism who is connected with coarse and fine grinding head, coarse and fine grinding head includes the corase grind grinding wheel head, finish grinding wheel head and a driving motor, corase grind grinding wheel head and finish grinding wheel head are connected with a driving motor power through the transmission shaft respectively, finish grinding wheel head can be for corase grind grinding wheel head back-and-forth movement under its transmission shaft drives. This equipment collection four sides and chamfer corase grind and four sides and chamfer accurate grinding, the size detects, functions in an organic whole such as crystal orientation detection, manufacturing procedure is concentrated, and concentrate corase grind and accurate grinding station in same station carry out four sides and four circular arc and grind a chamfer, reduced the coarse and accurate grinding number of axles of equipment, equipment cost is low, reduce the process allowance that the corase grind was left for the accurate grinding, when reducing the bar stock loss, the accurate grinding number of knives reduces to improve machining efficiency, reduce equipment cost.

Description

Full-automatic crystal bar coarse and fine grinding combined type grinding surface and chamfering integrated machine and crystal bar grinding unit

Technical Field

The utility model relates to a photovoltaic trade single crystal bar processing equipment technical field especially relates to a full-automatic crystal bar thick and accurate grinding combination formula mill flour chamfer all-in-one and crystal bar grinding unit.

Background

The grinding process of the silicon wafer link in the solar photovoltaic industry is a key process, and the current grinding process mainly has the following problems:

1. at present, the grinding process for processing the crystal bar at home and abroad mainly comprises two-side coarse grinding and two-side fine grinding, wherein the coarse grinding and the fine grinding are executed by two stations, so that two sets of driving mechanisms and a grinding wheel spindle system are needed, the equipment cost is higher, and the requirement of the industry on reducing the equipment cost is increasingly urgent along with the reduction of the profit of the photovoltaic industry;

2. the existing rough grinding head and the finish grinding head have two stations which are not completely on the same horizontal plane, so that the finish grinding of the grinding process can be completely ground, the rough grinding usually leaves a large machining allowance, the machining amount of each crystal bar removed in the finish grinding process is small, the number of the cutters required to be machined in the grinding process is increased, and the efficiency of the grinding process is low.

Accordingly, the prior art is subject to further development and advancement.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the embodiment of the utility model provides a full-automatic crystal bar thick and accurate grinding combination formula mill face chamfer all-in-one and crystal bar grinding unit thereof to satisfy current photovoltaic trade reduction equipment cost, improve grinding efficiency's demand.

The utility model discloses technical scheme as follows:

the utility model provides a crystal bar grinding unit, wherein, including the coarse and fine bistrique that is used for realizing four planes and four circular arc grinding chamfer processing, be connected the grinding actuating mechanism who is used for driving coarse and fine bistrique to remove with coarse and fine bistrique, coarse and fine bistrique includes coarse grinding wheel head, fine grinding wheel head and is used for driving coarse grinding wheel head and fine grinding wheel head pivoted first driving motor, coarse grinding wheel head and fine grinding wheel head are connected with first driving motor power through corresponding transmission shaft respectively, and fine grinding wheel head can be for coarse grinding wheel head back-and-forth movement under its transmission shaft drives.

The crystal bar grinding unit is characterized in that a transmission shaft connected with the coarse grinding wheel head is a transmission outer shaft, a transmission shaft connected with the fine grinding wheel head is a transmission inner shaft, the transmission outer shaft is sleeved outside the transmission inner shaft and keeps synchronous rotation with the transmission inner shaft, the transmission inner shaft is sleeved on the mandrel and keeps synchronous rotation with the mandrel, and the transmission inner shaft can move back and forth relative to the mandrel.

The crystal bar grinding unit is characterized in that the movement of the transmission inner shaft is controlled by an air pump, and an air cavity connected with the air pump is arranged between the transmission outer shaft and the transmission inner shaft and corresponds to the rear end of the transmission inner shaft.

The utility model provides a full-automatic crystal bar coarse and fine grinding combination formula mill flour chamfer all-in-one, includes the frame, sets up loading attachment and the unloader who is used for realizing that the crystal bar goes up unloading in the frame, is used for realizing the crystal bar centering mechanism of crystal bar centering for the crystal bar centre gripping subassembly that the centre gripping crystal bar removed, be connected with crystal bar centre gripping subassembly be used for realizing the crystal bar longitudinal movement's crystal bar vertical drive mechanism, set up the crystal bar grinding unit in the grinding region in the frame.

The full-automatic crystal bar rough and fine grinding combined type flour grinding and chamfering all-in-one machine comprises a rack, a feeding device, a discharging device, a feeding driving assembly, a discharging driving assembly and a discharging device, wherein the feeding device and the discharging device are arranged on the rack and are used for driving the feeding device and the discharging device to move, and the feeding device and the discharging device are respectively arranged at two ends of the feeding driving assembly.

The combined type integrated machine for grinding the surface and chamfering the crystal bars in the full-automatic crystal bar rough and fine grinding mode comprises a centering gear and centering plates used for pushing the crystal bars to be centered, the two centering plates are arranged at two ends of the crystal bars to be centered respectively, and the two pairs of middle plates are connected with the centering gear through racks respectively.

Full-automatic crystal bar coarse and fine grinding combined type grinding and chamfering all-in-one machine, wherein the crystal bar clamping assembly is arranged on the bottom surface of a crystal bar longitudinal driving mechanism, the crystal bar longitudinal driving mechanism comprises a sliding table, a second driving motor, a longitudinal guide rod, a longitudinal sliding rail and a longitudinal guide rod, the second driving motor is arranged on the sliding table and used for driving the sliding table to move, the second driving motor is matched with the second driving motor, the longitudinal guide rod is used for guiding the sliding table to move, the longitudinal sliding rail is arranged on the rack and used for longitudinally moving the sliding table, and the crystal bar clamping assembly is longitudinally moved along the longitudinal sliding rail.

Full-automatic crystal bar coarse and fine grinding combination formula mill face chamfer all-in-one, wherein, crystal bar centre gripping subassembly including be used for centre gripping crystal bar terminal surface fixed chuck and activity chuck hang and locate the slip table bottom surface, the slip table bottom surface is provided with the centre gripping guide rail that is used for guiding movable chuck to remove, the activity chuck is removed along the centre gripping guide rail by the drive of third driving motor.

The full-automatic crystal bar rough and fine grinding combined type grinding surface and chamfering all-in-one machine is characterized in that the crystal bar grinding units are arranged into two groups, and the two groups of crystal bar grinding units are oppositely arranged towards a grinding center respectively.

The full-automatic crystal bar rough and fine grinding combined grinding surface and chamfering all-in-one machine is characterized in that a crystal bar detection device for detecting the size of a crystal bar is arranged on the rack corresponding to a grinding area.

Advantageous effects

The utility model provides a full-automatic thick accurate grinding combination formula mill flour chamfer all-in-one of crystal bar, this equipment collects four sides and chamfer corase grind and four sides and chamfer accurate grinding, the size detects, function in an organic whole such as crystal orientation detection, manufacturing procedure is concentrated, especially concentrate corase grind and accurate grinding station in same station and carry out four sides and four circular arc mill flour chamfers, the number of axles of the thick accurate grinding of equipment has been reduced, equipment cost is low, the setting up of the same station of thick accurate grinding makes the corase grind little for the process allowance that the accurate grinding stayed, when reducing the loss of crystal bar, the number of accurate grinding processing sword reduces, thereby improve machining efficiency, reduce equipment cost.

Drawings

Fig. 1 is the embodiment of the utility model provides an embodiment of the structural schematic diagram of the combined type grinding surface and chamfering all-in-one machine of the coarse and fine grinding of full-automatic crystal bar.

Fig. 2 is an enlarged structural diagram represented by letter a in fig. 1.

Fig. 3 is a side view of the combined type grinding surface and chamfering all-in-one machine for coarse and fine grinding of the full-automatic crystal bar in the embodiment of the utility model.

Fig. 4 is the embodiment of the utility model provides a top view of the combination formula of full-automatic crystal bar coarse and fine grinding mill flour chamfer all-in-one.

FIG. 5 is a partial schematic structural view of a fully automatic integrated machine for rough and fine grinding and chamfering of crystal bars.

FIG. 6 is a schematic diagram of the external structure of a coarse refining head of the full-automatic integrated machine for coarse refining and coarse grinding of the crystal bar, and combined grinding surface and chamfering.

FIG. 7 is a schematic diagram of the internal structure of a coarse and fine grinding head of the full-automatic integrated machine for coarse and fine grinding and chamfering of crystal bars.

FIG. 8 is a schematic diagram of a crystal bar centering mechanism of the full-automatic crystal bar rough and fine grinding combined face-grinding and chamfering all-in-one machine.

FIG. 9 is a schematic structural diagram of a longitudinal driving mechanism and a clamping assembly of the combined grinding and chamfering all-in-one machine for rough and fine grinding of the fully automatic crystal bar.

FIG. 10 is a schematic diagram of the internal structure of a longitudinal driving mechanism and a clamping assembly of the combined grinding and chamfering integrated machine for rough and fine grinding of a full-automatic crystal bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. As used herein, the terms "vertical," "horizontal," "left," "right," "upper," "lower," "inner," "outer," "bottom," and the like are used in an orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings for convenience in describing the present invention and to simplify the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

The combined grinding surface and chamfering all-in-one machine for the full-automatic coarse and fine grinding of the crystal bars as shown in fig. 1 to 10 comprises a frame, a feeding device 300 and a discharging device 400 which are arranged on the frame and used for realizing feeding and discharging of the crystal bars, a crystal bar centering mechanism 500 used for realizing crystal bar centering, a crystal bar clamping assembly 600 used for clamping the crystal bars to move, a crystal bar longitudinal driving mechanism 700 connected with the crystal bar clamping assembly and used for realizing crystal bar longitudinal movement, and a crystal bar grinding unit 800 arranged in a grinding area on the frame.

Specifically, the frame includes base subassembly 110 and sets up stand frame 120 on the base, installs last unloading drive assembly 200 on the base subassembly 110, and loading attachment 300 and unloader 400 are installed on last unloading drive assembly 200, and loading attachment and unloader install respectively in last unloading drive assembly 200 both ends. The crystal bar longitudinal driving mechanism 700 is installed on the upright frame 120, the crystal bar clamping assembly 600 is installed on the bottom surface of the crystal bar longitudinal driving mechanism 700, and the crystal bar grinding unit is installed on the base assembly. The crystal bar grinding units are arranged into two groups, and the two groups of crystal bar grinding units are arranged oppositely towards the grinding center respectively. In addition, a crystal bar detection device 910 for detecting the size of the crystal bar is arranged on the machine frame corresponding to the grinding area. Besides the crystal bar detection device, a cooling device, an automatic lubricating device and the like are arranged beside the crystal bar grinding unit.

As shown in fig. 2, the feeding device includes a feeding seat 310 disposed on the feeding and discharging driving assembly 200 for loading the ingot to be processed, and a clamping plate 320 for matching with the feeding seat to fix the position of the ingot, wherein the clamping plate 320 can move transversely relative to the feeding seat, and after the ingot enters the feeding seat, the clamping plate moves to clamp and fix the ingot, and then the feeding seat is driven by the feeding and discharging driving assembly to move to the next station. Similarly, the blanking device also comprises a blanking seat, the blanking seat is arranged on the feeding and blanking driving assembly 200, and the crystal bar is driven to shift to blanking by the crystal bar longitudinal driving mechanism after being processed. The feeding and discharging driving assembly drives the discharging device to move in place, the crystal bar is transferred to the discharging device from the clamping assembly, and the discharging device moves to the discharging position to complete discharging.

As shown in fig. 5, 6 and 7, the ingot grinding unit includes a rough and fine grinding head for performing four-plane and four-arc grinding chamfering, a grinding driving mechanism 810 connected to the rough and fine grinding head for driving the rough and fine grinding head to move, the rough grinding wheel head comprises a rough grinding wheel head 820, a fine grinding wheel head 830 and a first driving motor 840 for driving the rough grinding wheel head and the fine grinding wheel head to rotate, the bottom of the coarse and fine grinding head is also provided with a mounting base 860 for connection with a grinding driving mechanism, the grinding driving mechanism comprises a fixed seat 811 arranged on the base component, a grinding guide 812 arranged on the fixed seat, a grinding slide 813 arranged on the grinding guide and moving along the grinding guide, a grinding driving motor 814 for driving the grinding slide to move, the rough and fine grinding head is mounted on the grinding slide seat and moves along with the grinding slide seat under the driving of the first driving motor.

Further, the rough grinding wheel head and the finish grinding wheel head are respectively in power connection with the first driving motor 840 through corresponding transmission shafts, and the finish grinding wheel head can move back and forth relative to the rough grinding wheel head under the driving of the transmission shafts. Specifically, the transmission shaft connected with the rough grinding wheel head 820 is a transmission outer shaft 821, the transmission shaft connected with the fine grinding wheel head 830 is a transmission inner shaft 831, the transmission outer shaft is sleeved outside the transmission inner shaft and keeps rotating synchronously with the transmission inner shaft, the transmission inner shaft is sleeved on the mandrel 840 and keeps rotating synchronously with the mandrel, and the transmission inner shaft can move back and forth relative to the mandrel.

Specifically, the movement of the inner transmission shaft is controlled by an air pump, an air cavity connected with the air pump is arranged between the outer transmission shaft and the inner transmission shaft corresponding to the rear end of the inner transmission shaft, and the coarse and fine grinding head is provided with a connecting port 850 connected with the air pump.

Specifically, as shown in fig. 8, the ingot centering mechanism includes a centering gear 510 and centering plates 520 for pushing the ingot to be centered, the two centering plates are disposed at two ends of the ingot to be centered, and the two pairs of middle plates are connected to the centering gear through racks 530. The movement of the centering plate is realized through a moving mechanism, the moving mechanism comprises a centering guide rail 540 and a centering slide seat 550, the centering plate is arranged on the centering slide seat and moves along the centering guide rail along with the centering slide seat, and after the crystal bar enters a centering station, the centering plate is driven to move towards the center through the matching of a centering gear and a rack, and the crystal bar is pushed to move towards the center, so that the centering of the crystal bar is completed.

As shown in fig. 9 and 10, in a specific embodiment, the ingot clamping assembly is disposed on a bottom surface of the longitudinal ingot driving mechanism, the longitudinal ingot driving mechanism includes a sliding table 710, a second driving motor 720 disposed on the sliding table for driving the sliding table to move, and a longitudinal guide rod 730 cooperating with the second driving motor and guiding the sliding table to move, a longitudinal slide rail for the sliding table to move longitudinally is disposed on the frame, and the ingot clamping assembly moves along the longitudinal slide rail along with the sliding table under the action of the second driving motor and the guide rod.

Further, crystal bar centre gripping subassembly is including the fixed chuck 610 and the activity chuck 620 that are used for centre gripping crystal bar terminal surface fixed chuck and activity chuck hang and locate the slip table bottom surface, the slip table bottom surface is provided with the centre gripping guide rail 630 that is used for guiding movable chuck to remove, on the activity chuck was fixed in centre gripping guide pedestal 650, the centre gripping guide pedestal removed along the centre gripping guide rail, the activity chuck was driven by third driving motor 640 and is removed along the guide rail.

The base component is the basis of all processing, the crystal bar clamping component and the crystal bar longitudinal driving mechanism are supported by an upright post frame, when the crystal bar begins to be processed, the feeding and discharging driving component drives the feeding device to the position of a blank square bar, the feeding device clamps the blank square bar, after the feeding device 11 clamps the blank square bar, the feeding device clamps the blank square bar to the position of the crystal bar centering mechanism under the driving of the feeding and discharging driving component, the feeding device loosens the blank square bar after the blank square bar is in place, the crystal bar height detecting device on the crystal bar centering mechanism detects the blank square bar and then drives centering plates at two ends through a centering gear to realize the centering of the crystal bar on the feeding device, after the centering is completed, the feeding device clamps the crystal bar again, the crystal bar clamping component at the moment receives a signal, the crystal bar moves to the longitudinal horizontal position of the feeding device under the driving of the crystal bar longitudinal driving mechanism, the feeding device clamps the crystal bar and sends the crystal bar to the center position of the crystal bar clamping component, after the crystal bar is in place, the crystal bar clamping assembly is connected with a signal and then clamps the crystal bar, the crystal bar is clamped to a grinding area under the drive of the crystal bar longitudinal driving mechanism, at the moment, the feeding device returns to the original position under the drive of the feeding and discharging driving assembly, the crystal bar clamping assembly moves the crystal bar to the crystal bar detecting device under the drive of the crystal bar longitudinal driving mechanism to realize size detection, after the size detection is finished, a coarse grinding wheel head of a coarse grinding head extends out, a grinding driving mechanism drives a coarse grinding head to realize longitudinal grinding of the crystal bar, grinding chamfering processing of four planes and four arcs is finished, after the grinding processing is finished, a fine grinding wheel head of the coarse grinding head extends out to carry out grinding surface chamfering fine processing of the four planes and the four arcs, after the processing is finished, the crystal bar detecting device carries out size detection, after the size processing is qualified, the crystal bar longitudinal driving mechanism drives the crystal bar clamping assembly to, at the moment, the blanking device moves to the position right above the crystal bar under the action of the feeding and blanking driving assembly, the lifting cylinder is arranged at the bottom of the blanking seat of the blanking device, after the blanking device is in place, the lifting cylinder of the blanking device lifts up the blanking seat, the crystal bar is placed on the blanking seat of the blanking device by the crystal bar clamping assembly, and the blanking device returns to the original position under the action of the feeding and blanking driving assembly to realize blanking.

The utility model provides a full-automatic thick accurate grinding combination formula mill flour chamfer all-in-one of crystal bar, this equipment collects four sides and chamfer corase grind and four sides and chamfer accurate grinding, the size detects, function in an organic whole such as crystal orientation detection, manufacturing procedure is concentrated, especially concentrate corase grind and accurate grinding station in same station and carry out four sides and four circular arc mill flour chamfers, the number of axles of the thick accurate grinding of equipment has been reduced, equipment cost is low, the setting up of the same station of thick accurate grinding makes the corase grind little for the process allowance that the accurate grinding stayed, when reducing the loss of crystal bar, the number of accurate grinding processing sword reduces, thereby improve machining efficiency, reduce equipment cost.

It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept, and all such alterations and modifications shall fall within the scope of the appended claims.

Claims (10)

1. The utility model provides a crystal bar grinding unit, its characterized in that, including the coarse and fine bistrique that is used for realizing four planes and four circular arc grinding chamfer processing, be connected the grinding actuating mechanism who is used for driving coarse and fine bistrique to remove with coarse and fine bistrique, coarse and fine bistrique includes the corase grind emery wheel head, the finish grind emery wheel head and is used for driving corase grind emery wheel head and finish grind emery wheel head pivoted first driving motor, corase grind emery wheel head and finish grind emery wheel head are connected with first driving motor power through corresponding transmission shaft respectively, and the finish grind emery wheel head can be for the corase grind emery wheel head back-and-forth movement under its transmission shaft.

2. The ingot grinding unit of claim 1, wherein the drive shaft connected to the rough grinding wheel head is an outer drive shaft, the drive shaft connected to the fine grinding wheel head is an inner drive shaft, the outer drive shaft is sleeved on the inner drive shaft and keeps rotating synchronously with the inner drive shaft, the inner drive shaft is sleeved on the mandrel and keeps rotating synchronously with the mandrel, and the inner drive shaft can move back and forth relative to the mandrel.

3. The ingot grinding unit of claim 2, wherein the movement of the inner transmission shaft is controlled by an air pump, and an air chamber connected to the air pump is provided between the outer transmission shaft and the inner transmission shaft corresponding to the rear end of the inner transmission shaft.

4. The utility model provides a full-automatic crystal bar coarse and fine grinding combination formula mill flour chamfer all-in-one which characterized in that, includes the frame, set up loading attachment and unloader that is used for realizing that the crystal bar goes up unloading in the frame, be used for realizing the crystal bar centering mechanism of crystal bar centering, be used for the crystal bar centre gripping subassembly of centre gripping crystal bar removal, be connected with the crystal bar centre gripping subassembly be used for realizing the crystal bar longitudinal movement's crystal bar vertical drive mechanism, set up the crystal bar grinding unit in the frame grinding region.

5. The full-automatic crystal rod rough and fine grinding combined flour-milling and chamfering all-in-one machine as claimed in claim 4, further comprising a feeding and discharging driving assembly arranged on the frame and used for driving the feeding device and the discharging device to act, wherein the feeding device and the discharging device are respectively arranged at two ends of the feeding and discharging driving assembly.

6. The integrated machine of claim 4, wherein the centering mechanism comprises two centering gears and two centering plates for pushing the crystal rod to be centered, the two centering plates are respectively arranged at two ends of the crystal rod to be centered, and the two pairs of middle plates are respectively connected with the centering gears through racks.

7. The full-automatic crystal bar rough and fine grinding combined type grinding and chamfering all-in-one machine as claimed in claim 4, wherein the crystal bar clamping assembly is arranged on the bottom surface of the crystal bar longitudinal driving mechanism, the crystal bar longitudinal driving mechanism comprises a sliding table, a second driving motor arranged on the sliding table and used for driving the sliding table to move, and a longitudinal guide rod matched with the second driving motor and used for guiding the sliding table to move, a longitudinal sliding rail used for longitudinally moving the sliding table is arranged on the rack, and the crystal bar clamping assembly longitudinally moves along the longitudinal sliding rail along with the sliding table under the action of the second driving motor and the longitudinal guide rod.

8. The full-automatic crystal bar rough and fine grinding combined type grinding and chamfering all-in-one machine as claimed in claim 7, wherein the crystal bar clamping assembly comprises a fixed chuck and a movable chuck for clamping the end face of the crystal bar, the fixed chuck and the movable chuck are hung on the bottom surface of the sliding table, a clamping guide rail for guiding the movable chuck to move is arranged on the bottom surface of the sliding table, and the movable chuck is driven by a third driving motor to move along the clamping guide rail.

9. The integrated machine of claim 4, wherein the two sets of the ingot grinding units are arranged in opposite directions towards the grinding center.

10. The full-automatic integrated machine for rough and fine grinding and combined grinding surface and chamfering of the crystal bars as claimed in claim 4, wherein a crystal bar detection device for detecting the size of the crystal bars is arranged on the rack corresponding to the grinding area.

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