Edge leather taking machine

Abstract

The utility model relates to the technical field of silicon workpiece machining, and discloses an edge piece taking machine which comprises a rack, a pressing assembly and a cutting assembly, a machining groove and a lifting seat are arranged on the rack, and a plurality of base plates used for supporting and positioning edge piece workpieces are arranged in the machining groove. The lifting base is located above the machining groove and can move up and down relative to the edge piece workpiece on the base plate. The pressing assembly is arranged on the lifting base and used for pressing and fixing the edge piece workpiece on the base plate. The cutting assembly is arranged on the lifting base and comprises a plurality of cutting wheel sets, diamond wires are wound around the cutting wheel sets, and the diamond wires and the to-be-cut edges on the edge piece workpieces are located in the same vertical plane. According to the edge piece material taking machine, the edge piece workpiece is fixed through the pressing assembly, and the edge piece workpiece is cut through the cutting assembly, so that further material taking of the edge piece workpiece is achieved, the material utilization rate is increased, and the material taking difficulty is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to silicon workpiece processing technical field especially relates to a side skin material taking machine. BACKGROUND

[0002] The manufacturing procedure of the silicon wafer used for manufacturing solar cell panel is divided into crystal pulling, cutting, square cutting, grinding, slicing and the like. The square cutting process is to cut the cylindrical monocrystalline silicon rod into cuboid, which will generate four irregular-shaped excess materials, which are called side skins in the industry. Some of the generated side skins are relatively complete, and the cross section thereof is generally arc-shaped, specifically including a rectangular surface and a poor arc surface opposite to the rectangular surface.

[0003] To avoid material waste, the side skin has high utilization value, and therefore it is necessary to process the arc-shaped side skin again to obtain a cuboid silicon workpiece with the largest possible cross section. Obviously, the optimal cutting mode for the side skin is to take the rectangular surface of the existing arc-shaped side skin as the bottom surface, and cut off the two side edges and the arc-shaped top surface of the side skin. For this purpose, a corresponding cutting device needs to be designed to meet the requirement of taking material from the side skin. SUMMARY

[0004] The utility model aims at providing a side skin material taking machine to solve the problems mentioned in the background art, complete the side edge cutting action of the side skin, and realize material taking.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A side skin material taking machine comprises a rack, a pressing assembly and a cutting assembly, wherein:

[0007] The rack is provided with a machining groove and a lifting seat, a plurality of base plates for supporting and positioning the side skin workpiece are arranged in the machining groove, and the lifting seat is located above the machining groove and can move up and down relative to the side skin workpiece on the base plate;

[0008] The pressing assembly is arranged on the lifting seat, and the pressing assembly is used for pressing and fixing the side skin workpiece on the base plate;

[0009] The cutting assembly is arranged on the lifting seat, and the cutting assembly comprises a plurality of cutting wheel sets, a diamond wire is wound on the cutting wheel set, and the diamond wire and the to-be-cut edge on the side skin workpiece are located in the same vertical plane.

[0010] As an optional scheme, the cutting wheel set comprises a driving wheel, a driven wheel, a power motor and a tension cylinder, the power motor is used for driving the driving wheel to rotate, the tension cylinder is used for driving the driven wheel to approach or move away from the driving wheel, and the diamond wire is wound on the driving wheel and the driven wheel and kept in tension.

[0011] As an optional solution, a fixed support plate is arranged on the lifting seat, and a guide rod is arranged on one side of the fixed support plate;

[0012] A driving wheel is rotatably arranged on the fixed support plate, a first pulley is arranged on a rotating shaft of the driving wheel, a power motor is installed on the lifting seat, a second pulley is arranged on an output shaft of the power motor, and the second pulley is connected with the first pulley through a belt;

[0013] An active support plate is slidably arranged on the guide rod, a driven wheel is rotatably arranged on the active support plate, and a tension cylinder is installed on the lifting seat, and an output rod of the tension cylinder is connected with the active support plate.

[0014] As an optional solution, the pressing assembly comprises a nitrogen spring and a pressing block, the nitrogen spring is installed in the lifting seat, and an output end of the nitrogen spring extends out of a lower surface of the lifting seat and is connected with the pressing block, and the pressing block is used for contacting the edge skin workpiece on the backing plate.

[0015] As an optional solution, the pressing block is made of high-elastic polyurethane, and the backing plate is made of bakelite.

[0016] As an optional solution, a pneumatic clamping jaw is arranged in the backing plate, two clamping jaw parts of the pneumatic clamping jaw extend out of two side surfaces of the backing plate, and the two clamping jaw parts are used for clamping the edge skin workpiece to center and regularize the edge skin workpiece before the pressing assembly exerts pressure on the edge skin workpiece on the backing plate, and the two clamping jaw parts are away from the edge skin workpiece to avoid the diamond wire after the pressing assembly exerts pressure on the edge skin workpiece.

[0017] As an optional solution, one end of the backing plate is provided with a positioning protrusion, and the positioning protrusion is used for limiting the end part of the edge skin workpiece.

[0018] As an optional solution, the backing plate is designed in sections, and a gap for lifting and discharging the edge skin workpiece is left between each section of the backing plate.

[0019] As an optional solution, a notch is formed in a side wall of the machining groove and is aligned with the gap.

[0020] As an optional solution, water spraying pipes are arranged on two sides of the lifting seat, the water spraying pipes are used for spraying cooling water on the to-be-cut edge of the edge skin workpiece, and a drain port is formed in a bottom of the machining groove.

[0021] The edge skin material taking machine has the advantages that:

[0022] The edge skin material taking machine fixes the edge skin workpiece through the pressing assembly, cuts the edge skin workpiece through the cutting assembly, and thus further material taking of the edge skin workpiece is realized, material utilization is improved, and material taking difficulty is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0023] Fig. 1 is a whole structure schematic view of the edge skin material taking machine provided by the utility model embodiment;

[0024] Fig. 2 is a first structure perspective view of the edge skin taking machine provided by the embodiment of the present application;

[0025] Fig. 3 is a second structure perspective view of the edge skin taking machine provided by the embodiment of the present application.

[0026] In the drawings:

[0027] 1, rack; 11, processing groove; 111, notch; 112, drainage port; 12, lifting seat; 13, backing plate; 131, positioning protrusion; 14, fixed support plate; 15, guide rod; 16, movable support plate; 17, pneumatic clamping jaw; 18, water spraying pipe;

[0028] 2, compression assembly; 21, nitrogen spring; 22, pressing block;

[0029] 3, cutting assembly; 31, diamond wire; 32, driving wheel; 33, driven wheel; 34, power motor; 35, tension cylinder; 36, first pulley; 37, second pulley; 38, belt;

[0030] 4, edge skin workpiece. DETAILED DESCRIPTION

[0031] The present application will be further described below in conjunction with the drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the present application, and not to limit the present application. In addition, it should be noted that, in order to facilitate the description, only the parts related to the present application are shown in the drawings, not all the structures.

[0032] In the description of the present application, unless otherwise explicitly specified and limited, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0033] In the utility model, unless another definite provision and limitation, first feature is in second feature "on" or "under" can include that first and second features are in direct contact, also can include that first and second features are not in direct contact but contact through other feature between them. Moreover, first feature is "on", "above" and "upper surface" of second feature includes that first feature is directly above and obliquely above second feature, or only indicates that horizontal height of first feature is higher than second feature. First feature is "under", "below" and "lower surface" of second feature includes that first feature is directly below and obliquely below second feature, or only indicates that horizontal height of first feature is less than second feature.

[0034] In the description of the embodiment, the terms "upper", "lower", "left", "right" and other orientation or position relationship are based on the orientation or position relationship shown in the drawings, only for the convenience of description and simplification of operation, and not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore cannot be understood as a limitation on the utility model.

[0035] In addition, the terms "first", "second" and the like are only used for differentiation in description and have no special meaning.

[0036] The embodiment provides a skin taking machine, mainly used for cutting two side edges of a skin workpiece 4. Figs. 1 to 3 As shown in the figure, the skin taking machine comprises a rack 1, a pressing assembly 2 and a cutting assembly 3, wherein:

[0037] The rack 1 is provided with a machining groove 11 and a lifting seat 12, a plurality of base plates 13 for supporting and positioning the skin workpiece 4 are arranged in the machining groove 11, and the lifting seat 12 is located above the machining groove 11 and can move up and down relative to the skin workpiece 4 on the base plate 13.

[0038] The pressing assembly 2 is arranged on the lifting seat 12, and the pressing assembly 2 is used for pressing and fixing the skin workpiece 4 on the base plate 13.

[0039] The cutting assembly 3 is arranged on the lifting seat 12, and the cutting assembly 3 comprises a plurality of cutting wheel groups, diamond wires 31 are arranged on the cutting wheel groups, and the diamond wires 31 and the edges to be cut on the skin workpiece 4 are located in the same vertical plane.

[0040] Therefore, the skin workpiece 4 is fixed through the pressing assembly 2, and the skin workpiece 4 is cut through the cutting assembly 3, so that further taking of the skin workpiece 4 is realized, the material utilization rate is improved, and the taking difficulty is reduced.

[0041] Optionally, as shown in Fig. 2The cutting wheel set comprises a driving wheel 32, a driven wheel 33, a power motor 34 and a tension cylinder 35, the power motor 34 is used to drive the driving wheel 32 to rotate, the tension cylinder 35 is used to drive the driven wheel 33 to approach or move away from the driving wheel 32, and the diamond wire 31 is wound on the driving wheel 32 and the driven wheel 33 and kept tensioned.

[0042] Therefore, the driving wheel 32 is driven by the power motor 34 to drive the driven wheel 33, and then the rotation of the diamond wire 31 is controlled, and the cutting action is completed; and the distance between the driving wheel 32 and the driven wheel 33 is controlled by the tension cylinder 35, so that the diamond wire 31 has a proper tension.

[0043] The edge skin taking machine of the embodiment can cut the two side edges of two edge skin workpieces 4 at the same time, and therefore four cutting wheel sets are arranged, and the number of the cutting wheel sets can be increased or decreased according to the needs in actual use, which is not limited here.

[0044] Further, the lifting seat 12 is provided with a fixed support plate 14 and a guide rod 15 located on one side of the fixed support plate 14; the driving wheel 32 is rotatably arranged on the fixed support plate 14, a first pulley 36 is arranged on the rotating shaft of the driving wheel 32, the power motor 34 is installed on the lifting seat 12, a second pulley 37 is arranged on the output shaft of the power motor 34, and the second pulley 37 is connected with the first pulley 36 through a belt 38; the guide rod 15 is slidably provided with a movable support plate 16, the driven wheel 33 is rotatably arranged on the movable support plate 16, and the tension cylinder 35 is installed on the lifting seat 12, and the output rod of the tension cylinder 35 is connected with the movable support plate 16.

[0045] Optionally, as shown in Fig. 2 The pressing assembly 2 comprises a nitrogen spring 21 and a pressing block 22, the nitrogen spring 21 is installed in the lifting seat 12, the output end of the nitrogen spring 21 extends out of the lower surface of the lifting seat 12 and is connected with the pressing block 22, and the pressing block 22 is used to contact the edge skin workpiece 4 on the backing plate 13.

[0046] Therefore, the nitrogen spring 21 forms a pressing force on the edge skin workpiece 4 after descending from the lifting seat 12, without the need for additional power, and the pressing effect is guaranteed.

[0047] Further, the pressing block 22 is made of high-elastic polyurethane material, and the backing plate 13 is made of rubberwood material.

[0048] Therefore, the contact damage of the pressing block 22 and the backing plate 13 to the surface of the edge skin workpiece 4 is reduced.

[0049] Optionally, the cushion plate 13 is provided with pneumatic clamping jaws 17, two clamping jaw parts of the pneumatic clamping jaws 17 extend from two side surfaces of the cushion plate 13, and the two clamping jaw parts are used for clamping the edge skin workpiece 4 to center the edge skin workpiece 4 before the pressing assembly 2 presses the edge skin workpiece 4 on the cushion plate 13, and moving away from the edge skin workpiece 4 to avoid the diamond wire 31 after the pressing assembly 2 presses the edge skin workpiece 4.

[0050] Therefore, the position accuracy of the edge skin workpiece 4 on the cushion plate 13 is improved by the pneumatic clamping jaws 17, so as to improve the subsequent cutting accuracy.

[0051] Further, one end of the cushion plate 13 is provided with a positioning protrusion 131, and the positioning protrusion 131 is used for limiting the end of the edge skin workpiece 4.

[0052] Therefore, the edge skin workpiece 4 is pre-positioned by the positioning protrusion 131, and the placement accuracy of the edge skin workpiece 4 on the cushion plate 13 is further ensured.

[0053] Optionally, the cushion plate 13 is designed in sections, and a gap for lifting the edge skin workpiece 4 is left between each section of the cushion plate 13.

[0054] Therefore, the edge skin workpiece 4 can be conveniently moved in and out of the edge skin workpiece taking machine by cooperating with a forklift, a mechanical arm or the like, and the manual labor is reduced.

[0055] Further, a notch 111 aligned with the gap is formed in the side wall of the machining groove 11, so as to avoid interfering with the action of the forklift, the mechanical arm or the like.

[0056] Optionally, as shown in Fig. 3 , the two sides of the lifting seat 12 are provided with water spraying pipes 18, the water spraying pipes 18 are used for spraying cooling water on the to-be-cut edge of the edge skin workpiece 4, and a drain port 112 is formed in the bottom of the machining groove 11, so as to realize the cutting cooling and slagging functions.

[0057] Obviously, the above embodiments of the utility model are only examples for clearly explaining the utility model, and are not a limitation on the embodiments of the utility model. For ordinary skilled persons in the art, various obvious changes, re-adjustments and replacements can be made without departing from the protection scope of the utility model. Here, it is unnecessary and impossible to exhaust all the embodiments. Any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be included in the protection scope of the utility model claim.

Claims

1. A sidekicker characterized by, The utility model relates to a cutting device for edge skin workpiece, including frame (1), compression assembly (2) and cutting assembly (3), wherein: The frame (1) is provided with processing groove (11) and lifting seat (12), a plurality of spacer plates (13) for supporting and positioning edge skin workpiece (4) are arranged in the processing groove (11), the lifting seat (12) is located above the processing groove (11) and can move up and down relative to the edge skin workpiece (4) on the spacer plate (13); The compression assembly (2) is arranged on the lifting seat (12), and the compression assembly (2) is used for pressing and fixing the edge skin workpiece (4) on the spacer plate (13); The cutting assembly (3) is arranged on the lifting seat (12), and the cutting assembly (3) comprises a plurality of cutting wheel groups, a diamond wire (31) is arranged on the cutting wheel group, and the diamond wire (31) and the edge to be cut on the edge skin workpiece (4) are located in the same vertical plane.

2. The edge trim extractor of claim 1, wherein, The cutting wheel group comprises a driving wheel (32), a driven wheel (33), a power motor (34) and a tension cylinder (35), the power motor (34) is used for driving the driving wheel (32) to rotate, the tension cylinder (35) is used for driving the driven wheel (33) to move close to or away from the driving wheel (32), and the diamond wire (31) is wound on the driving wheel (32) and the driven wheel (33) and kept in tension.

3. The edge trim puller of claim 2, wherein, The lifting seat (12) is provided with a fixed support plate (14) and a guide rod (15) located on one side of the fixed support plate (14); The driving wheel (32) is rotatably arranged on the fixed support plate (14), a first pulley (36) is arranged on the rotating shaft of the driving wheel (32), the power motor (34) is installed on the lifting seat (12), a second pulley (37) is arranged on the output shaft of the power motor (34), and the second pulley (37) is connected with the first pulley (36) through a belt (38); The guide rod (15) is slidably provided with a movable support plate (16), the driven wheel (33) is rotatably arranged on the movable support plate (16), and the tension cylinder (35) is installed on the lifting seat (12), and the output rod of the tension cylinder (35) is connected with the movable support plate (16).

4. The edge trim puller of claim 1 wherein, The compression assembly (2) comprises a nitrogen spring (21) and a pressing block (22), the nitrogen spring (21) is installed in the lifting seat (12), the output end of the nitrogen spring (21) extends out of the lower surface of the lifting seat (12) and is connected with the pressing block (22), and the pressing block (22) is used for contacting the edge skin workpiece (4) on the spacer plate (13).

5. The edge trim puller of claim 4, wherein, The pressing block (22) is made of high-elastic polyurethane, and the spacer plate (13) is made of bakelite.

6. The edge trim puller of claim 1 wherein, The cushion plate (13) is provided with pneumatic clamping jaws (17), two clamping jaw parts of the pneumatic clamping jaws (17) extending from two side surfaces of the cushion plate (13), the two clamping jaw parts being used to clamp the edge skin workpiece (4) to center and regularize the edge skin workpiece (4) before the pressing assembly (2) presses the edge skin workpiece (4) on the cushion plate (13), and to move away from the edge skin workpiece (4) to avoid the diamond wire (31) after the pressing assembly (2) presses the edge skin workpiece (4).

7. The edge trim puller of claim 6 wherein, One end of the cushion plate (13) is provided with a positioning protrusion (131), the positioning protrusion (131) being used to limit the end part of the edge skin workpiece (4).

8. The edge trim puller of claim 1 wherein, The cushion plate (13) is designed in sections, and a gap for lifting the edge skin workpiece (4) is left between each section of the cushion plate (13).

9. The edge trim material extractor of claim 8, wherein, A notch (111) aligned with the gap is formed on the side wall of the processing groove (11).

10. The edge trim puller of claim 1 wherein, Two sides of the lifting seat (12) are provided with water spraying pipes (18), the water spraying pipes (18) being used to spray cooling water on the to-be-cut edge of the edge skin workpiece (4), and a drain port (112) is formed on the bottom of the processing groove (11).

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